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GB/T 38110-2019Graphical symbols for the technical documentation of coal mining (English PDF)

煤矿采矿技术文件用图形符号

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 18, 2019

Implementation date

May 1, 2020

Scope

GB/T 38110-2019 is the English-translated version of 煤矿采矿技术文件用图形符号.

GB/T 38110-2019 is the Chinese standard "Graphical symbols for the technical documentation of coal mining". Its scope clause reads: This standard specifies the graphic symbols used in coal mining technical documents and their design and use rules.

This standard applies to technical documents in coal mine design, production, scientific research, teaching, books and management, and is used to map relevant coal mining Engineering design drawings, schematic diagrams, and sketches, such as the layout of the mining area, the plan of the development of the mine field, the plan of the coal seam mining project, the layout of the roadway in the mining area, and the machinery Mechanical equipment diagram, industrial site safety coal pillar diagram, coal mine safety automatic monitoring system diagram, coal mine safety facility layout diagram, coal mine dust prevention system diagram, Ventilation system diagram, etc. Its clauses include graphic symbols.

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Document preview — GB/T 38110-2019

National Standard of the People's Republic of China

ICS: 01.080.20
Classification: D 04

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword I
1 Scope
2 Normative references
3 Rules for the Design and Use of Graphic Symbols
4 Graphic symbols
4.1 Graphic symbols for rocks, coals, coal seams and materials 1
4.2 Boundary line graphic symbols
4.3 Drilling (hole) and wellbore graphic symbols
4.4 Roadway Graphic Symbols
4.5 Mining cycle chart graphic symbols
4.6 Graphical symbols for mining safety facilities
4.7 Open-pit mining and environmental protection graphic symbols
4.8 Other Common Graphic Symbols
References

1 Scope

This standard specifies the graphic symbols used in coal mining technical documents and their design and use rules.

This standard applies to technical documents in coal mine design, production, scientific research, teaching, books and management, and is used to map relevant coal mining

Engineering design drawings, schematic diagrams, and sketches, such as the layout of the mining area, the plan of the development of the mine field, the plan of the coal seam mining project, the layout of the roadway in the mining area, and the machinery

Mechanical equipment diagram, industrial site safety coal pillar diagram, coal mine safety automatic monitoring system diagram, coal mine safety facility layout diagram, coal mine dust prevention system diagram,

Ventilation system diagram, etc.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article

Pieces. For undated references, the latest version (including all amendments) applies to this document.

GB/T 16900 Graphical symbols

GB/T 16901.1 Technical documents represent rules by graphical symbols. Part 1. Basic rules

GB/T 16901.2 Technical Documents Rules for the Representation of Graphical Symbols Part 2. Graphical Symbols

Symbol) computer electronic file format specification and its exchange requirements

GB/T 17450 technical drawing line

GB/T 20001.2 Standard Writing Rules Part 2. Symbol Standard

3 rules for the design and use of graphical symbols 3.1 The design of graphic symbols shall comply with the provisions of GB/T 16900, GB/T 16901.1, GB/T 16901.2 and GB/T 20001.2.

3.2

Graphic symbols should be designed according to the basic shape and structural characteristics of the expressed object.

distinguish.

3.3

The graphic symbols should be designed according to the basic rules of GB/T 16901.1, and designed in the basic lattice of standard modulus M, and 0.125M lattice should be used.

System to standardize the size ratio of graphic symbols.

3.4

Graphical symbols shall be drawn according to the line style specified in GB/T 17450. In the same design drawing, the width of the laneway line type is b, and the boundary line

It is b/2, the other graphic symbols are b/3, and the thin lines of the graphic symbols are b/4; the characters in the graphic symbols should be No. 6 Song.

3.5

The arrow indicating the direction should be drawn with a thin solid line, and the head angle should be 45 ° ~ 60 °.

3.6

When using graphic symbols, the graphic symbols can be appropriately adjusted in different directions according to the same proportion or different proportions.

All pass the information of the original graphic symbol.

3.7

When using graphical symbols, symbols specified by international standards, standards of other countries, or self-designed symbols can be used, but their meaning.

4 Graphic symbols

4.1 Graphic symbols for rocks, coals, coal seams and materials

Rock, coal, coal seam and material graphical symbols are shown in Table 1.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 41 pages — is available in the English PDF.

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