1. Dust removal (reduction) equipment includes:
Mining dust collectors.
Mining dust removal fan.
Orifice dust suppression device.
Orifice dust removal device.
Mine automatic spray (sprinkling) dust reduction device.
Shearer dust source tracking spray dust reduction system (device).
Automatic spray dust reduction device for fully mechanized mining (fully mechanized excavation) working face.
Anchor spray dust collector.
Water jet dust suppression device.
Feng Shui Jet Dust Suppression Device.
High-pressure jet dust suppressor.
Gun spray control.
Secondary negative pressure dust suppressor.
Second, the product implementation standards.
Mining dust collector, mining dust removal fan, orifice dust reduction device, orifice dust removal device:
mt159-2005
Automatic spray (sprinkling) dust reduction device for mining, dust source tracking spray dust reduction system (device) for shearer, automatic spray dust reduction device for fully mechanized mining (fully mechanized excavation) working face
mt503-1996、mt504-1996、mt505-1996
Anchor jet dust suppressor, water jet dust suppression device, feng shui jet dust suppression device:
mt159-2005
High-pressure jet dust suppressor, gun spray control device, secondary negative pressure dust suppressor:
mt/t240-1997
3. Application requirements.
1) The business license is within the validity period, and the applied product is within the scope of business;
2) Have professional and technical personnel suitable for the applied products;
3) Have a fixed place required for the production of the applied product;
4) Have a quality management organization and quality management system documents;
5) Have the ability to apply for the debugging of finished products;
6) Have the ability to inspect the factory of the applied products.
Note: The OEM method can also be applied, and the conditions are described in the "Supplementary Provisions on the OEM Method".
4. Application materials.
1.Application for Safety Mark of Mining Products.
Including the basic information of the enterprise registration form, letter of commitment, application product registration form.
2.The applicant's business license.
3.Self-assessment report.
4.Product technical documentation.
1) Technical specifications.
Clarify the implementation of national standards and industry standards for products.
2) Drawings. **Fig.
The automatic spray dust reduction (sprinkling) device for mining, the dust source tracking spray dust reduction system (device) for shearers, and the automatic spray dust reduction device for fully mechanized mining (fully mechanized excavation) working face shall provide the electrical connection diagram of each component equipment of the device, and there is no need to provide ** diagram.
3) List of main zero (yuan) components and raw materials (dust collector as an example).
4) Instruction manual.
The automatic spray (sprinkling) dust reduction device for mining, the dust source tracking spray dust reduction system (device) for shearers, and the automatic spray dust reduction device for fully mechanized mining (fully mechanized excavation) working face shall provide instructions for use in accordance with the requirements of the General Requirements for Explosion-proof and Mining General Products (ABGZ-MK-10-2017-01).
5. Handling process.
Application Preliminary Examination and Acceptance Technical Review Product Inspection Factory Inspection Final Examination Safety Mark Issuance Post-certification supervision.
6. Sample inspection.
The inspection samples shall be prepared in accordance with the requirements of the "Sampling Specification for Safety Signs of Dust Removal (Reduction) Equipment Products", and the samples must be produced by the factory of this application, and samples shall not be borrowed, rented or purchased for inspection.
7. Factory inspection.
1.Document review.
2.Handling airflow.
3.Working resistance.
4.Operating noise.
5.Vibration velocity.
6.Liquid-gas ratio.
7.Structure, processing quality and appearance quality.
8. Factory audit.
1.Judging basis.
1) "Special Requirements for Factory Review of Dust Removal (Reduction) Equipment Products".
2) "Factory Quality Assurance Capability Requirements".
2.Judging results.
If the factory review conclusion is A-level, the review is qualified.
If the factory assessment conclusion is B or C, the applicant shall rectify the non-conformities, and the rectification work must be completed within 90 days.
If the factory assessment conclusion is D grade or the rejected item is unqualified, the applicant shall complete the rectification as required within 90 days.
9. Coal safety certificate inquiry.
Coal Safety MA Certification
Main fan for coal mine Coal safety certification and mine safety certification (MAKA mark) for mine flameproof fans
Application for shuttle coal safety certification and mine safety certification (MA Ka mark).
Belt type chain type vibrating type Reciprocating feeder coal safety certification, mine safety certification (MAKA mark).
Fall arrester coal safety certification, mine safety certification (MAKA) certificate.
Mining wire rope coal safety certification, mine safety certification (MAKA) certificate.