CN213315810U - Mixing and spraying device of novel plastic spraying material for coal mine tunnel - Google Patents
Mixing and spraying device of novel plastic spraying material for coal mine tunnel Download PDFInfo
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- CN213315810U CN213315810U CN202021940852.6U CN202021940852U CN213315810U CN 213315810 U CN213315810 U CN 213315810U CN 202021940852 U CN202021940852 U CN 202021940852U CN 213315810 U CN213315810 U CN 213315810U
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- spraying
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- pressurization
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- 238000005507 spraying Methods 0.000 title claims abstract description 76
- 239000000463 material Substances 0.000 title claims abstract description 30
- 239000003245 coal Substances 0.000 title claims abstract description 17
- 239000004033 plastic Substances 0.000 title claims abstract description 14
- 229920003023 plastic Polymers 0.000 title claims abstract description 14
- 238000002156 mixing Methods 0.000 title claims description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 238000003756 stirring Methods 0.000 claims abstract description 28
- 239000000758 substrate Substances 0.000 claims description 6
- 230000007306 turnover Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 3
- 238000002844 melting Methods 0.000 abstract description 3
- 230000008018 melting Effects 0.000 abstract description 3
- 239000011435 rock Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 235000015076 Shorea robusta Nutrition 0.000 description 1
- 244000166071 Shorea robusta Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 235000019580 granularity Nutrition 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of spraying equipment, in particular to a mixed spraying device of a novel plastic spraying material for a coal mine tunnel, which comprises an equipment shell, a premixing cavity, a heating cavity and a spraying pressurizing cavity; opening a feeding opening, putting the materials into a premixing cavity, driving a stirring fulcrum shaft to rotate through a rotating motor, uniformly stirring the materials, introducing airflow into the premixing cavity through an air outlet pipeline in the stirring process, and assisting the materials to be stirred so as to be more uniformly mixed; the bottom of the heating cavity is connected with a flow guide pipeline, the tail end of the flow guide pipeline is connected to a spraying pressurization cavity, a pressurization pump is arranged in the spraying pressurization cavity, and the bottom of the spraying heating cavity is connected with a spraying pipeline; the object of stirring gets into the heating intracavity, heats the melting to fluid state through the heating pipeline, then gets into spraying pressurization intracavity, temperature regulation to pressurize through the force (forcing) pump, get into the spraying pipeline, spraying pipeline end-to-end connection has corresponding spraying mouth subassembly.
Description
Technical Field
The utility model relates to a spraying equipment technical field specifically is a mixed spraying device of novel plastics spraying material for coal mine tunnel.
Background
Coal-series strata of a coal mine underground roadway are mostly coal rocks, sandstones, shales, mudstones and clay rocks, and not only are the mechanical properties of the rocks poor, but also the joint fractures grow and the stability is poor. Sandstone, sandy shale or argillaceous sandstone with various granularities in the coal mine tunnel surrounding rock are easy to weather, absorb water, soften, even argillization, disintegrate and expand. The underground space of the coal mine is narrow and small, the environment is severe, the coal rock wall is uneven and moist, the water leakage is general, the rock mass deforms after the roadway is excavated, and gas can gush out or overflow in the roadway excavation process. The exposed ends of the metal mesh, the anchor rod and the anchor cable are easy to rust, so that the constraint force on surrounding rocks is reduced. Therefore, the sealing treatment of the surface of the roadway is very important for keeping the stability of the roadway for a long time. The spray material must meet the following performance requirements: the spraying speed is high, the influence on the tunneling is small, and the working hours for spraying operation in the tunnel construction are reduced; the adhesive force is strong, and the rock, metal materials, plastics and the like can be fast and firmly bonded; the air tightness is good, water can be effectively prevented, and gas is prevented from overflowing; the sprayed layer has better flexibility, bending resistance and high shearing strength; no dust and low rebound rate during spraying construction; the material is nontoxic, odorless, flame retardant, antistatic, safe, environment-friendly and low in cost; the conventional single-layer coating may not achieve the above-mentioned desired effect;
the prior coal mine underground roadway spraying material in China is to transport cement, sand, stones and the like into a mine, dry mix and stir the materials on site, then mix the materials with water at a muzzle of a spraying machine by a spraying machine in a wind power conveying mode, spray the materials onto a layer rock stratum after mining, and play a role of sealing and supporting after the cement materials are cured. However, the method is not suitable for the construction of novel plastic spraying materials, and the processing of the multilayer coating needs to be applied to a thermal spraying method, so that the existing spraying equipment is difficult to meet the use requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a colliery tunnel is with mixed spraying device of novel plastics spraying material to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a mixed spraying device of novel plastic spraying materials for coal mine tunnels comprises an equipment shell, a premixing cavity, a heating cavity and a spraying pressurization cavity; a feeding opening is formed in the upper end of the equipment shell, and a premixing cavity is connected below the feeding opening; a rotating motor is arranged at the upper end in the premixing cavity, the output end of the rotating motor is connected with a stirring fulcrum shaft, and a plurality of stirring blades are arranged outside the stirring fulcrum shaft; a plurality of air outlet pipelines with inner tail ends are arranged on the inner walls of the two sides of the premixing cavity, the other tail ends of the air outlet pipelines are connected to an air blower, and the air blower is arranged on the outer side of the premixing cavity; a feeding pipeline is connected below the premixing cavity, the tail end of the feeding pipeline is connected to the heating cavity, and heating pipelines which are distributed densely are arranged outside the heating cavity; the bottom of the heating cavity is connected with a diversion pipeline, the tail end of the diversion pipeline is connected to a spraying pressurization cavity, a pressurization pump is arranged in the spraying pressurization cavity, and the bottom of the spraying heating cavity is connected with a spraying pipeline.
Preferably, the side edge of the feeding opening is provided with a turnover connecting piece, and the turnover connecting piece is connected with a corresponding sealing plug cover.
Preferably, the bottom of the equipment shell is arranged on a movable substrate, and a self-driving assembly is arranged below the movable substrate.
Preferably, an air outlet opening is formed in the upper end of the premixing cavity, and filter cloth is arranged at the air outlet opening.
Preferably, the heating pipeline is connected to the electric heater, and the bottom of the heating cavity is in a tapered structure with a wide top and a narrow bottom.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure, convenient operation and strong practicability; opening a feeding opening, putting the materials into a premixing cavity, driving a stirring fulcrum shaft to rotate through a rotating motor, uniformly stirring the materials, introducing airflow into the premixing cavity through an air outlet pipeline in the stirring process, and assisting the materials to be stirred so as to be more uniformly mixed; the bottom of the heating cavity is connected with a flow guide pipeline, the tail end of the flow guide pipeline is connected to a spraying pressurization cavity, a pressurization pump is arranged in the spraying pressurization cavity, and the bottom of the spraying heating cavity is connected with a spraying pipeline; the object of stirring gets into the heating intracavity, heats the melting to fluid state through the heating pipeline, then gets into spraying pressurization intracavity, temperature regulation to pressurize through the force (forcing) pump, get into the spraying pipeline, spraying pipeline end-to-end connection has corresponding spraying mouth subassembly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. an equipment housing; 2. a feed opening; 3. a premix chamber; 4. rotating the motor; 5. a stirring fulcrum; 6. a stirring fan blade; 7. an air outlet pipeline; 8. a blower; 9. a feed line; 10. a heating cavity; 11. heating the pipeline; 12. a diversion pipeline; 13. spraying a pressurizing cavity; 14. a pressure pump; 15. and (4) spraying a pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution: a mixing and spraying device of novel plastic spraying materials for coal mine roadways comprises an equipment shell 1, a premixing cavity 3, a heating cavity 10 and a spraying pressurization cavity 13; the upper end of the equipment shell 1 is provided with a feeding opening 2, and a premixing cavity 3 is connected below the feeding opening 2; a rotating motor 4 is arranged at the upper end in the premixing cavity 3, the output end of the rotating motor 4 is connected with a stirring fulcrum shaft 5, and a plurality of stirring blades 6 are arranged outside the stirring fulcrum shaft 5; a plurality of air outlet pipelines 7 with opposite tail ends are arranged on the inner walls of the two sides of the premixing cavity 3, the other tail ends of the air outlet pipelines 7 are connected to an air blower 8, and the air blower 8 is arranged outside the premixing cavity 3; a feeding pipeline 9 is connected below the premixing cavity 3, the tail end of the feeding pipeline 9 is connected to a heating cavity 10, and heating pipelines 11 which are distributed densely are arranged outside the heating cavity 10; the bottom of the heating cavity 10 is connected with a diversion pipeline 12, the tail end of the diversion pipeline 12 is connected to a spraying pressurization cavity 13, a pressurization pump 14 is arranged in the spraying pressurization cavity 13, and the bottom of the spraying heating cavity 13 is connected with a spraying pipeline 15.
Furthermore, the side of the feeding opening 2 is provided with a turnover connecting piece, and the turnover connecting piece is connected with a corresponding sealing plug cover.
Further, the bottom of the device shell 1 is arranged on a movable substrate, and a self-driving assembly is arranged below the movable substrate.
Furthermore, an air outlet opening is formed in the upper end of the premixing cavity 3, and filter cloth is arranged at the air outlet opening.
Further, the heating pipe 11 is connected to an electric heater, and the bottom of the heating chamber 10 has a tapered structure with a wide top and a narrow bottom.
The working principle is as follows: the upper end of the equipment shell 1 is provided with a feeding opening 2, and a premixing cavity 3 is connected below the feeding opening 2; a rotating motor 4 is arranged at the upper end in the premixing cavity 3, the output end of the rotating motor 4 is connected with a stirring fulcrum shaft 5, and a plurality of stirring blades 6 are arranged outside the stirring fulcrum shaft 5; a plurality of air outlet pipelines 7 with opposite tail ends are arranged on the inner walls of the two sides of the premixing cavity 3, the other tail ends of the air outlet pipelines 7 are connected to an air blower 8, and the air blower 8 is arranged outside the premixing cavity 3; opening the feeding opening 2, putting the materials into the premixing cavity 3, driving the stirring support 5 to rotate by rotating the motor 4, uniformly stirring the materials, introducing air flow into the premixing cavity 3 through the air outlet pipeline 7 during stirring, and assisting the materials in stirring to ensure that the materials are more uniformly mixed;
a feeding pipeline 9 is connected below the premixing cavity 3, the tail end of the feeding pipeline 9 is connected to a heating cavity 10, and heating pipelines 11 which are distributed densely are arranged outside the heating cavity 10; the bottom of the heating cavity 10 is connected with a diversion pipeline 12, the tail end of the diversion pipeline 12 is connected to a spraying pressurization cavity 13, a pressurization pump 14 is arranged in the spraying pressurization cavity 13, and the bottom of the spraying heating cavity 13 is connected with a spraying pipeline 15; the object that the stirring is even gets into heating chamber 10, heats the melting to fluid state through heating pipeline 11, then gets into spraying pressurization chamber 13, adjusts the temperature to pressurize through force (forcing) pump 14, get into spraying pipeline 15, spraying pipeline 15 end-to-end connection has corresponding spraying mouth subassembly.
It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a coal mine tunnel is with mixed spraying device of novel plastics spraying material which characterized in that: comprises an equipment shell (1), a premixing cavity (3), a heating cavity (10) and a spraying pressurization cavity (13); a feeding opening (2) is formed in the upper end of the equipment shell (1), and a premixing cavity (3) is connected below the feeding opening (2); a rotating motor (4) is arranged at the upper end in the premixing cavity (3), the output end of the rotating motor (4) is connected with a stirring fulcrum shaft (5), and a plurality of stirring blades (6) are arranged on the outer side of the stirring fulcrum shaft (5); a plurality of air outlet pipelines (7) with inner tail ends are arranged on the inner walls of two sides of the premixing cavity (3), the other tail ends of the air outlet pipelines (7) are connected to an air blower (8), and the air blower (8) is arranged on the outer side of the premixing cavity (3); a feeding pipeline (9) is connected below the premixing cavity (3), the tail end of the feeding pipeline (9) is connected to a heating cavity (10), and heating pipelines (11) which are distributed densely are arranged outside the heating cavity (10); the bottom of the heating cavity (10) is connected with a diversion pipeline (12), the tail end of the diversion pipeline (12) is connected to a spraying pressurization cavity (13), a pressurization pump (14) is arranged in the spraying pressurization cavity (13), and the bottom of the spraying heating cavity (13) is connected with a spraying pipeline (15).
2. The mixing and spraying device of the novel plastic spraying material for the coal mine tunnel according to claim 1, characterized in that: the side of the feeding opening (2) is provided with a turnover connecting piece, and the turnover connecting piece is connected with a corresponding sealing plug cover.
3. The mixing and spraying device of the novel plastic spraying material for the coal mine tunnel according to claim 1, characterized in that: the bottom of the equipment shell (1) is arranged on a movable substrate, and a self-driving assembly is arranged below the movable substrate.
4. The mixing and spraying device of the novel plastic spraying material for the coal mine tunnel according to claim 1, characterized in that: an air outlet opening is formed in the upper end of the premixing cavity (3), and filter cloth is arranged at the air outlet opening.
5. The mixing and spraying device of the novel plastic spraying material for the coal mine tunnel according to claim 1, characterized in that: the heating pipeline (11) is connected to the electric heater, and the bottom of the heating cavity (10) is of a conical structure with a wide upper part and a narrow lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021940852.6U CN213315810U (en) | 2020-09-08 | 2020-09-08 | Mixing and spraying device of novel plastic spraying material for coal mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021940852.6U CN213315810U (en) | 2020-09-08 | 2020-09-08 | Mixing and spraying device of novel plastic spraying material for coal mine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213315810U true CN213315810U (en) | 2021-06-01 |
Family
ID=76060516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021940852.6U Active CN213315810U (en) | 2020-09-08 | 2020-09-08 | Mixing and spraying device of novel plastic spraying material for coal mine tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213315810U (en) |
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2020
- 2020-09-08 CN CN202021940852.6U patent/CN213315810U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A mixed spraying device for a new type of plastic spraying material used in coal mine tunnels Granted publication date: 20210601 Pledgee: Shanghai Pudong Development Bank Co.,Ltd. Ordos Branch Pledgor: Inner Mongolia Jingan Mining Technology Co.,Ltd. Registration number: Y2024980037258 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |