GB 14784-2013 PDF English
US$85.00 · In stock · Download in 9 secondsGB 14784-2013: Safety regulations of belt conveyor Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedureStatus: Valid GB 14784: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| GB 14784-2013 | English | 85 |
Add to Cart
|
0-9 seconds. Auto-delivery
|
Safety regulations of belt conveyor
| Valid |
| GB/T 14784-1993 | English | 519 |
Add to Cart
|
4 days
|
Safety regulations of belt conveyor
| Obsolete |
Excerpted PDFs (Download full copy in 9 seconds upon purchase)PDF Preview: GB 14784-2013
GB 14784-2013: Safety regulations of belt conveyor---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB14784-2013
GB
National Standard
of the People’s Republic of China
ICS 53.040.01
J 81
Replacing GB/T 14784-1993
Safety Regulations of Belt Conveyor
Issued on. DECEMBER 31, 2013
Implemented on. JULY 1, 2014
Jointly issued by. General Administration of Quality Supervision,
Inspection and Quarantine (AQSIQ);
Standardization Administration (SAC) of the People's
Republic of China.
Table of Contents
Foreword... 3
1 Scope... 5
2 Normative References... 5
3 Basic Requirements... 6
4 Safety Rules... 6
Appendix A (Normative) Product Operation and Maintenance Instructions... 21
Foreword
Articles 4.1.1, 4.1.2, 4.1.3, 4.1.4, 4.1.5, 4.1.10 and 4.1.11 of this Standard [except
Items d), e), f) and h)] are compulsory; the rest are recommended.
This Standard was drafted according to the rules given in GB/T 1.1-2009.
This Standard replaces GB 14784-1993 "Safety Regulations of Belt Conveyor".
Compared with GB/T 14784-1993, main differences in this Standard are as follows.
- Application scope in the former standard was modified;
- Sections 3.1, 3.5, 3.10, 4.1, 5.1, 5.2, 5.3 and 5.8; Items a, b, c, d, e and g in
Article 3.2.3.4; Articles 4.3.3 and 5.4.5.6; and Chapter 7 in the former standard
were deleted;
- Basic requirements were added (see Chapter 3);
- This Safety Regulations was prepared into three parts - "design and manufacture
stage", "installation stage", and "operation and maintenance stage".
- Article 3.11.2 and Table 1 in the former standard were revised (see Article 4.1.1.3
and Table 1);
- Article 3.11.3 was deleted; and its contents were respectively written in the drum
protection, idler protection, tension device protection, driving device protection,
belt device protection, unloading vehicle protection and metal structural member
protection;
- "The idler in the transition section of the bearing branch conveyor belt, the idler in
the lower part of the guide chute, the idler in the lower part of the pinch roller, and
the part between the pinch roller and the conveyor belt are also easily-pinched
parts" (see Article 4.1.1.2) was added;
- Anti-clamping wedge protection was added (see Article 4.1.2);
- Transition idler protection, protection for the idler in the lower part of the guide
chute, and protection for the idler in the lower part of the pinch roller were added
(see Articles 4.1.3.4, 4.1.3.5 and 4.1.3.6);
- Vehicle-type tension device protection was added (see Article 4.1.4.2);
- Belt device protection was added (see Article 4.1.6);
- Requirements for the protective plate were added (see Article 4.1.10);
- Requirements for the emergency stop switch were added [see Item i) in Article
4.1.11];
- Requirements for the preparation of "product operation and maintenance
instructions" were added (see Article 4.1.12 and Appendix A);
- The requirements that the test run shall not be carried out before completion of
installation of the passageway etc. were added (see Article 4.2.4);
- Items e), i), j), m), n), o), and p) in Section 4.3 were added.
This Standard was proposed by China Machinery Industry Federation.
This Standard shall be under the jurisdiction of National Technical Committee on
Continuous Handling Machinery of Standardization Administration of China (SAC/TC
331).
Drafting organizations of this Standard. Beijing Yueji Industry Co., Ltd., and Beijing
Materials Handling Research Institute (BMHRI).
Participating drafting organizations of this Standard. Northeren Heavy Industries
Group Co., Ltd., Huadian Heavy Industries Co., Ltd., Shanghai Keda Heavy Industry
Group Co., Ltd., Hengyang Conveying Machinery Co., Ltd., Shanxi Oriental Material
Handling Co., Ltd., Tongling Miracle Mechanical Equipment Co., Ltd., Transportation
Machinery Equipment Manufacturing Co., Ltd. of Maanshan Iron & Steel Co., Ltd.,
and Jiangsu Huanyu Crane Transporter Co., Ltd.
Chief drafting staffs of this Standard. Huang Wenlin, Wang Shunting, Ma Limin, Zhang
Jigong, Liu Wenjun, Wang Yu, Liu Pokuan, Wang Fenglei, Zhang Xiaohua, Wang
Yonghong, Yu Hongquan, Zhang Yongfeng, and Zhang Liming.
The previous edition replaced by this Standard is as follows.
- GB/T 14784-1993.
Safety Regulations of Belt Conveyor
1 Scope
This Standard specifies the safety requirements of the belt conveyor (hereinafter
referred to as "conveyor") in aspects of design and manufacture, installation,
operation, and maintenance etc.
This Standard is applicable to the fixed belt conveyor for conveying all kinds of blocky
and granular bulk materials etc. as well as packed articles.
This Standard is not applicable to the belt conveyors that are used for the
underground coal mine, that in direct contact with foods or drugs, and manned belt
conveyor.
The conveyor for conveying flammable, explosive, toxic, corrosive and radioactive
materials etc. shall comply with both this Standard and corresponding standards.
2 Normative References
The following referenced documents are indispensable for the application of this
document. For dated reference, only the edition cited applies. For undated references,
the latest edition of the normative document (including any amendments) applies.
GB/T 10595 Belt Conveyors
GB/T 17119 Continuous Mechanical Handling Equipment - Belt Conveyors with
Carrying Idlers - Calculation of Operating Power and Tensile Forces
GB 23821-2009 Safety of Machinery - Safety Distances to Prevent Danger Zones
Being Reached by the Upper and Lower Limbs
GB/T 25295 Guidelines on Safety Designs for Electric Equipment
GB 50168 Code for Construction and Acceptance of Cable System Electric
Equipment Installation Engineering
GB 50169 Code for Construction and Acceptance of Grounding Connection
Electric Equipment Installation Engineering
3 Basic Requirements
3.1 Design of the conveyor shall meet the requirements of GB 50431 and GB/T
17119.
3.2 Manufacture of the conveyor shall meet the requirements of GB/T 10595.
3.3 Operation conditions of the conveyor shall meet its normal operating conditions.
The conveyor with special requirements shall also meet corresponding conditions.
4 Safety Rules
4.1 Design and Manufacture Stage
4.1.1 Scope of easily-pinched parts
4.1.1.1 Head, tail and tension parts of the conveyor where people are often
accessible as well as turn-about part of the conveyor belt are easily-pinched parts
(see Figures 1 and 2).
4.1.1.3 If the above parts are arranged with guardrails, and the easily-pinched parts
are within the positions shown in Figure 4 and dimensions specified in Table 1, then
they will still belong to the easily-pinched parts, and shall be arranged with protective
devices.
4.1.2 Drum protection
Protective cover (plate) (See Figure 5) or anti-clamping wedge (see Figure 6) shall be
adopted for the drum protection.
4.1.4 Tension device protection
4.1.4.1 Protective nets shall be arranged on both sides of (or around) the two
turnabout drums in the upper part of the vertical heavy hammer tension device.
4.1.4.2 The drum at the tension trolley of the vehicle-type heavy hammer tension
device shall be protected according to the requirements of Article 4.1.2.
4.1.5 Driving device protection
High-speed shaft coupling, low-speed shaft coupling, brake wheel, brake disc and
fluid coupling shall be installed with protective covers. When the driving device is
arranged on the ground or at the platform where personnel can be accessible to and
the belt speed is greater than 3.15m/s, the whole driving device scope shall be
protected with a guardrail whose height is not less than 1500mm.
4.1.9 Receiving plate
4.1.9.1 When the driving drum is located at over 2m of the conveyor belts of the
return branch and bearing branch from the top of the driving drum, a receiving plate
shall be installed between the conveyor belt bearing branch and the driving drum (see
Figure 14).
4.1.11 The conveyor (or conveying line) shall (should) be installed with a
safety protection device
The above safety protection device is as follows.
4.1.12 Product operation and maintenance instructions
The belt conveyor manufacturer shall provide users with product operation and
maintenance instructions, which shall also include the safety requirements and
relevant precautions in the operation and maintenance suggested in Appendix A, in
addition to product description, product parameter, operation instructions,
maintenance period and overhaul items, lubrication instruction, catalogue of
vulnerable parts, catalogue of spare parts and catalogue of accompanied documents
etc.
4.2 Installation Stage
4.2.1 The installation organization shall comply with the requirements of GB 50270,
GB 50168, GB 50169, GB 50170, GB 50254 and GB 50255, and develop and
implement the installation plan by reference to the "Product Operation and
Maintenance Instructions".
Appendix A
(Normative)
Product Operation and Maintenance Instructions
In the product operation and maintenance instructions, the following prompts or
instructions shall be given according to specific conditions of each product.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
Tips & Frequently Asked QuestionsQuestion 1: How long will the true-PDF of English version of GB 14784-2013 be delivered?Answer: The full copy PDF of English version of GB 14784-2013 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice. Question 2: Can I share the purchased PDF of GB 14784-2013_English with my colleagues?Answer: Yes. The purchased PDF of GB 14784-2013_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet. Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. www.ChineseStandard.us -- GB 14784-2013 -- Click this link and select your country/currency to pay, the exact amount in your currency will be printed on the invoice. Full PDF will also be downloaded/emailed in 9 seconds. Question 5: Should I purchase the latest version GB 14784-2013?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 14784-2013 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. How to buy and download a true PDF of English version of GB 14784-2013?A step-by-step guide to download PDF of GB 14784-2013_EnglishStep 1: Visit website https://www.ChineseStandard.net (Pay in USD), or https://www.ChineseStandard.us (Pay in any currencies such as Euro, KRW, JPY, AUD).
Step 2: Search keyword "GB 14784-2013".
Step 3: Click "Add to Cart". If multiple PDFs are required, repeat steps 2 and 3 to add up to 12 PDFs to cart.
Step 4: Select payment option (Via payment agents Stripe or PayPal).
Step 5: Customize Tax Invoice -- Fill up your email etc.
Step 6: Click "Checkout".
Step 7: Make payment by credit card, PayPal, Google Pay etc. After the payment is completed and in 9 seconds, you will receive 2 emails attached with the purchased PDFs and PDF-invoice, respectively.
Step 8: Optional -- Go to download PDF.
Step 9: Optional -- Click Open/Download PDF to download PDFs and invoice.
See screenshots for above steps: Steps 1~3 Steps 4~6 Step 7 Step 8 Step 9
|