CN220505101U - Air curtain system for dry fog dissipation of coal mine tunnel - Google Patents
Air curtain system for dry fog dissipation of coal mine tunnel Download PDFInfo
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- CN220505101U CN220505101U CN202320693323.8U CN202320693323U CN220505101U CN 220505101 U CN220505101 U CN 220505101U CN 202320693323 U CN202320693323 U CN 202320693323U CN 220505101 U CN220505101 U CN 220505101U
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- 239000003245 coal Substances 0.000 title claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 86
- 238000007789 sealing Methods 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000012774 insulation material Substances 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 abstract description 6
- 238000001704 evaporation Methods 0.000 abstract description 6
- 239000000428 dust Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 10
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- 238000005516 engineering process Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000011160 research Methods 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides an air curtain system for dry fog and defogging of a coal mine tunnel, which comprises a heating box, a connector and an air curtain generator; a plurality of groups of intrinsic safety type heating pipes are arranged in the heating box, a guide plate is arranged in the heating box, and a junction box is arranged at the upper part of each heating pipe; the heating box is connected with the connector through an air pipe, the connector is connected with the air curtain generator through a groove connecting structure, and the connector is subjected to angle adjustment through a hinge; the air curtain generator is used for air outlet through parallel sheets; the utility model utilizes the multi-stage angle adjusting function of the connector to enable the air curtain generator to surround the whole tunnel to form a full-section air curtain, pressure air flow enters the air curtain generator through the connector after being heated by the heating box to form a high-temperature air curtain in the tunnel, and the dispersed dry fog in the air is reduced through evaporation and high-speed air flow, so that the visibility of the tunnel is improved, and the working environment is purified.
Description
Technical Field
The utility model relates to the field of coal mine dust removal, in particular to an air curtain system for dry fog and fog dissipation of a coal mine tunnel.
Background
Along with the rapid improvement of mine mechanization and intelligence, the underground mining intensity is continuously increased, the dust concentration of the mining work flour is greatly increased, and the dust hazard is increasingly serious. At present, a great deal of research and practice are carried out on coal mine dust prevention and treatment, and a wet dust removal and settling technology system mainly based on water is formed. Spray dust fall is one of the dust fall technologies with the most wide application and remarkable effect in coal mines at present. The ultrasonic atomization dust fall technology has the remarkable characteristics of small water consumption, good atomization effect and high dust fall efficiency, and the dry fog level can be achieved after the equipment working condition parameters are adjusted to be optimal, so that the ultrasonic atomization dust fall technology is popularized and applied in numerous domestic mines.
However, in practical application, the dry fog dust settling device is found that after a large amount of tunnel boring tunnel with serious dust generation is used, dry fog liquid drops slowly diffuse along with return air flow and are not easy to settle, so that large-area thick fog is accumulated in the tunnel, the visibility of the tunnel is greatly reduced, potential safety hazards are caused, the air humidity of the tunnel is increased, and the underground operation environment is deteriorated. The dry fog dust fall technology is greatly limited in further popularization and application in underground coal mines.
At present, research on dry fog dispersal is not carried out, and an effective method for roadway dry fog dispersal is lacking, so that development of coal roadway dry fog dispersal equipment is needed. The full-section air curtain generating device for fog dissipation of coal roadway dry fog is developed in the research, can be adjusted according to the section size of the roadway during installation, can reduce the dispersion degree of the dry fog in the roadway after use, and can purify underground air flow and improve the operation environment. The research is a technical problem which needs to be solved by the dry fog dust fall technology in the future coal mine, is also an important development direction of the dry fog dust fall technology in the coal mine, is a dominant market direction in the future, and has great research potential and value.
Disclosure of Invention
In order to make up the defects, the utility model provides an air curtain system for removing dry fog from a coal mine tunnel, which aims to solve the problems that after a large amount of tunnel is used in a tunneling tunnel with serious dust generation, dry fog drops slowly diffuse along with return air flow and are not easy to settle, so that large-area thick fog is accumulated in the tunnel, the visibility of the tunnel is greatly reduced, potential safety hazard is caused, the air humidity of the tunnel is increased, the underground operation environment is deteriorated and the like.
The embodiment of the utility model provides an air curtain system for dry fog and defogging of a coal mine tunnel, which comprises a heating box, a connector and an air curtain generator;
a plurality of groups of intrinsic safety type heating pipes are fixedly arranged in the heating box, a guide plate is arranged in the heating box, and a junction box is fixed at the upper part of the heating pipes;
the heating box is connected with the connector through an air pipe, the connector is connected with the air curtain generator through a groove connecting structure, the connector is subjected to angle adjustment through a hinge, and the connector is subjected to angle fixation through a threaded hole and an adjusting hole;
the air curtain generator is used for air outlet through the parallel sheets, and the air curtain generator is used for adjusting the outlet gaps of the parallel sheets through the gap adjusting threads.
In the implementation process, when the air conditioner is used, firstly, the heating box is placed on the horizontal ground, the air inlet is connected to the underground air pressing pipeline, the air outlet is connected to the air curtain generator through the connector, the angle of the connector is adjusted, the air curtain generator surrounds the whole section, air flows into the air curtain generator through the heating box stably to form a full-section air curtain, the heating box switch is opened, air in the heating box is heated through the heating pipe, the temperature of the air outlet is measured through the thermometer, the number of the heating pipes is adjusted through the junction box, the temperature of the air outlet is observed, and the circulation is performed until the specified temperature is reached; the multi-stage angle adjusting function of the connector is utilized, the air curtain generator surrounds the whole roadway to form a full-section air curtain, the pressure air flow is heated by virtue of the underground compressed air pipeline and then enters the air curtain generator through the connector, a high-temperature air curtain is formed in the roadway, and the dispersed dry fog in the air is reduced through evaporation and high-speed air flow action, so that the visibility of the roadway is improved, and the working environment is purified.
In a specific embodiment, an air inlet is formed in the left side of the heating box, an air outlet is formed in the right side of the heating box, a flow regulating valve is mounted on the air inlet, and a thermometer is mounted on the air outlet.
In the implementation process, the air flow can be input into and output from the heating box through the setting of the air inlet and the air outlet, the flow speed and the flow of the air flow are detected through the flow regulating valve, and the thermometer is used for stably detecting the heated air.
In a specific embodiment, the heating pipes are distributed at equal intervals, the heating pipes are electrically connected with the junction box and suspended at the lower part of the junction box, the guide plates are distributed alternately up and down and are respectively and fixedly connected with the lower end face of the heating box and the lower part of the junction box, the junction box is provided with a multi-stage control switch, and the heat insulation material is wrapped outside the heating box.
In the implementation process, the setting of the junction box can realize controlling the heating pipe, namely, the heating temperature of the heating box can be controlled by controlling the running quantity of the heating pipe, and the setting of the guide plate can improve the length of the flow path of the air flow, so that the heating of the air is realized conveniently, and the heat insulation material can realize heat insulation treatment and prevent heat leakage.
In a specific embodiment, the air inlet and the air outlet of the heating box are respectively and fixedly connected with an air pipe, the end parts of the air pipes on the air inlet are fixedly communicated with a compressed air pipeline, and the air pipes on the air outlet are fixedly communicated with the groove connecting structure of the connector.
In the implementation process, the air inlet and the air outlet are connected through the air pipe, so that stable communication of other equipment is facilitated, and air flow is conveyed.
In a specific embodiment, the connector comprises a first connecting portion and a second connecting portion, the first connecting portion and the second connecting portion are movably hinged through a hinge, and the groove connecting structure between the first connecting portion and the second connecting portion is communicated through a telescopic hose.
In the implementation process, the connector can be convenient for carry out angle adjustment through setting up of first connecting portion and second connecting portion, and the connected mode of hinge can enough keep the connectivity of first connecting portion and second connecting portion, also can realize angle adjustment to flexible hose's setting can realize ventilation intercommunication to first connecting portion and second connecting portion.
In a specific embodiment, the first connecting portion and the second connecting portion respectively include a first clamping side portion and a second clamping side portion, threaded connecting lugs are respectively and fixedly arranged on the first clamping side portion and the second clamping side portion, the threaded connecting lugs are fixedly connected through fixing bolts, and the first clamping side portion and the second clamping side portion jointly form the groove connecting structure.
In the above-described implementation, the first connection portion or the second connection portion can be connected in combination by setting the first engagement side portion and the second engagement side portion, and fixed connectivity is performed by setting the threaded connection lugs.
In a specific embodiment, an adjusting plate is fixedly arranged on one side of the first connecting portion, an adjusting hole is formed in the front end of the adjusting plate, a plurality of threaded holes are obliquely formed in the second connecting portion, and the adjusting plate is subjected to angle position adjustment control through the adjusting hole and the threaded holes.
In the implementation process, the first connecting part and the second connecting part can be adjusted and connected through the setting of the adjusting plate, and the adjusted connector is locked through the threaded hole and the adjusting hole.
In a specific embodiment, the air curtain generator is fixedly connected with the connector through a connecting pipe, the groove connecting structure of the connector is fixedly communicated with the connecting pipe of the air curtain generator through an air pipe, the air curtain generator is provided with a plurality of groups, and the connecting pipes among the air curtain generators are communicated through the air pipe.
In the implementation process, a plurality of groups of air curtain generators are arranged, so that the full-section air curtain is formed around the whole roadway conveniently, and ventilation communication is realized through the air pipes.
In a specific embodiment, the lower part fixedly connected with bottom plate of heating cabinet, the mounting hole has been seted up to the outside of bottom plate, the bottom plate passes through drill rod and mounting hole fixed mounting in the subaerial in tunnel.
In the implementation process, the setting of the bottom plate can realize the fixed installation of the heating box, and the fixing connection is carried out through the drill rod, so that the installation stability is kept.
In a specific embodiment, the connector and the air curtain generator are in sealing connection through a sealing gasket, and the air curtain generator is fixedly installed on the ground of a roadway through a bracket.
In the implementation process, protection can be achieved through setting of the guardrails, certain angle adjustment control can be achieved through setting of the connectors, sealing gasket can achieve improvement of sealing performance, and fixing installation of the air curtain generator can be achieved through setting of the support.
Compared with the prior art, the utility model has the beneficial effects that:
when the air conditioner is used, the heating box is firstly placed on the horizontal ground, the air inlet is connected into the underground compressed air pipeline, the air outlet is connected into the air curtain generator through the connector, the angle of the connector is adjusted, the air curtain generator surrounds the whole section, air flows into the air curtain generator stably through the heating box to form a full-section air curtain, the heating box switch is opened, air in the heating box is heated through the heating pipe, the temperature of the air outlet is measured through the thermometer, the quantity of the heating pipes is adjusted through the junction box, the temperature of the air outlet is observed, and the circulation is carried out until the specified temperature is reached; the multi-stage angle adjusting function of the connector is utilized, the air curtain generator surrounds the whole roadway to form a full-section air curtain, the pressure air flow is heated by virtue of the underground compressed air pipeline and then enters the air curtain generator through the connector, a high-temperature air curtain is formed in the roadway, and the dispersed dry fog in the air is reduced through evaporation and high-speed air flow action, so that the visibility of the roadway is improved, and the working environment is purified.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a full face air curtain generating device according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of an internal structure of a heating box according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a connector according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of an air curtain generating device according to an embodiment of the present utility model.
In the figure: 1-a heating box; a 2-connector; 3-an air curtain generator; 4-a compressed air pipeline; 5-a sealing gasket; 6-a bracket; 7-a first connection; 8-a second connection; 9-a first engagement side; 10-a second engagement side; 11-a bottom plate; 12-an air inlet; 13-an air outlet; 14-heating the pipe; 15-a deflector; 16-junction box; 17-a flow regulating valve; 18-thermometer; 19-adjusting plates; 20-wind pipes; 21-a groove connection structure; 22-threaded connection lugs; 23-hinges; 24-threaded holes; 25-adjusting holes; 26-slit adjusting threads; 27-parallel plates; 28-connecting pipe.
Detailed Description
The technical solutions in the embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
When the air conditioner is used, firstly, the heating box 1 is placed on the horizontal ground, the air inlet 12 is connected into the underground compressed air pipeline 4, the air outlet 13 is connected into the air curtain generator 3 through the connector 2, the angle of the connector 2 is adjusted, the air curtain generator 3 surrounds the whole section, air flows into the air curtain generator 3 through the heating box 1 stably to form a full-section air curtain, the switch of the heating box 1 is opened, air in the heating box 1 is heated through the heating pipe 14, the temperature of the air outlet 13 is measured through the thermometer 18, the quantity of the heating pipe 14 is adjusted and opened through the junction box 16, the temperature of the air outlet 13 is observed, and the circulation is carried out until the specified temperature is reached; the multi-stage angle adjusting function of the connector 2 is utilized to enable the air curtain generator 3 to surround the whole roadway to form a full-section air curtain, pressure air flow is heated through the heating box 1 by means of the underground air pressing pipeline 4, then enters the air curtain generator 3 through the connector 2 to form a high-temperature air curtain in the roadway, and the dispersed dry fog in the air is reduced through evaporation and high-speed air flow action, so that the visibility of the roadway is improved, and the operation environment is purified; the dry fog dust settling device aims to solve the problems that after a large amount of dry fog dust settling devices are used in a tunneling roadway with serious dust generation, dry fog drops slowly diffuse along with return air flow and are not easy to settle, so that large-area thick fog is accumulated in the roadway, the visibility of the roadway is greatly reduced, potential safety hazards are caused, the air humidity of the roadway is increased, the underground operation environment is deteriorated and the like.
Referring to fig. 1-4, the utility model provides an air curtain system for defogging dry fog of a coal mine tunnel, which comprises a heating box 1, a connector 2 and an air curtain generator 3;
the heating box 1 utilizes the multi-stage angle adjusting function of the connector 2 to enable the air curtain generator 3 to surround the whole roadway to form a full-section air curtain, and pressure air flow is heated through the heating box 1 by means of the underground air pressing pipeline 4 and then enters the air curtain generator 3 through the connector 2 and the air pipe 20 to form a high-temperature air curtain in the roadway, and the dispersed dry fog in the air is reduced through evaporation and high-speed air flow action, so that the visibility in the roadway is improved, and the working environment is purified;
a plurality of groups of intrinsic safety type heating pipes 14 are fixedly arranged in the heating box 1, a guide plate 15 is arranged in the heating box 1, and a junction box 16 is fixed at the upper part of the heating pipes 14;
the heating box 1 is connected with the connector 2 through an air pipe 20, the connector 2 is connected with the air curtain generator 3 through a groove connecting structure 21, the connector 2 is subjected to angle adjustment through a hinge 23, and the connector 2 is subjected to angle fixation through a threaded hole 24 and an adjusting hole 25;
the air curtain generator 3 is used for air outlet through the parallel sheets 27, and the air curtain generator 3 is used for adjusting the outlet gap of the parallel sheets 27 through the gap adjusting threads 26.
Specifically, the heating box 1 uses the multi-stage angle adjusting function of the connector 2 to enable the air curtain generator 3 to surround the whole roadway to form a full-section air curtain, and the pressure air flow is heated by the underground air pressing pipeline 4 through the heating box 1 and then enters the air curtain generator 3 through the connector 2 and the air pipe 20 to form a high-temperature air curtain in the roadway, and the dispersed dry fog in the air is reduced through the action of evaporation and high-speed air flow, so that the visibility in the roadway is improved, and the working environment is purified;
an air inlet 12 is formed in the left side of the heating box 1, an air outlet 13 is formed in the right side of the heating box 1, a flow regulating valve 17 is mounted on the air inlet 12, a thermometer 18 is mounted on the air outlet 13, air flow input and output of the heating box 1 can be achieved through setting of the air inlet 12 and the air outlet 13, the flow rate and the flow rate of air flow are detected through the flow regulating valve 17, the thermometer 18 is used for detecting the heated air stably, the heating pipes 14 are distributed at equal intervals, the heating pipes 14 are electrically connected with the junction box 16 and are suspended at the lower part of the junction box 16, the flow guide plates 15 are distributed up and down alternately, the junction box 16 is fixedly connected with the lower end face of the heating box 1 and the lower part of the junction box 16 respectively, the junction box 16 is provided with a multi-stage control switch, the heat preservation material is wrapped outside the heating box 1, the junction box 16 is set to control the heating pipes 14, namely, the heating temperature of the heating box 1 can be controlled through controlling the number of the air flow, the flow guide plates 15 can be used for improving the flow path length of the heated air, the air flow can be conveniently and the flow guide plates are connected with the air inlet 12 and the air inlet 20, the air inlet is fixedly connected with the air inlet 20, the air inlet is communicated with the air inlet 20, the air outlet 20 is communicated with the air inlet 20, and the air outlet 20 is fixedly connected with the air inlet 12, and the air outlet 20 is communicated with the air inlet 20, and the air outlet is communicated with the air inlet 20 and the air pipe 1 is fixedly and connected with the air inlet 20;
the connector 2 comprises a first connecting part 7 and a second connecting part 8, the first connecting part 7 and the second connecting part 8 are movably hinged through a hinge 23, the groove connecting structure 21 between the first connecting part 7 and the second connecting part 8 is communicated through a telescopic hose, the connector 2 is convenient to perform angle adjustment through the setting of the first connecting part 7 and the second connecting part 8, the connection mode of the hinge 23 can keep the connectivity of the first connecting part 7 and the second connecting part 8, the angle adjustment can be realized, the setting of the telescopic hose can realize ventilation communication between the first connecting part 7 and the second connecting part 8, the first connecting part 7 and the second connecting part 8 respectively comprise a first clamping side part 9 and a second clamping side part 10, threaded connecting lugs 22 are respectively and fixedly arranged on the first clamping side part 9 and the second clamping side part 10, the threaded connecting lugs 22 are fixedly connected through fixing bolts, the first clamping side part 9 and the second clamping side part 8 can form a joint hole through the first connecting part 25 and the second connecting part 7, the joint plate 25 is fixedly arranged at the joint side part 25 through the joint side part 7 and the first connecting part 19, the first connecting part is fixedly connected with the second connecting part 19 through the threaded hole 25, the first connecting part is fixedly arranged on the first clamping side part 9 and the second clamping side part 8, the joint plate 19 is fixedly connected through the threaded hole 25, and locking of the adjusted connector 2 is achieved by means of the threaded hole 24 and the adjustment hole 25.
The utility model provides a sealing washer, including the air curtain generator 3, the air curtain generator 3 pass through connecting pipe 28 with connector 2 fixed connection, connector 2 recess linking structure 21 pass through tuber pipe 20 with air curtain generator 3 connecting pipe 28 carries out fixed connection, air curtain generator 3 is equipped with a plurality of groups, a plurality of groups air curtain generator 3 are between the air curtain generator 3 connecting pipe 28 communicates through tuber pipe 20, a plurality of air curtain generator 3 are equipped with a plurality of groups, are convenient for surround whole tunnel, form full section air curtain to realize ventilation intercommunication through tuber pipe 20, the lower part fixedly connected with bottom plate 11 of heating cabinet 1, the mounting hole has been seted up in the outside of bottom plate 11, bottom plate 11 passes through drill rod and mounting hole fixed mounting and can realize carrying out fixed mounting to heating cabinet 1 through the drill rod, and carry out fixed connection through the drill rod, keep the stability of installation, connector 2 rotates the time and connects through flexible hose, the guardrail is installed in the outside of flexible hose, threaded hole 24 with adjustable angle 25 of bending angle of connector 2 is 90, and can realize sealing washer setting up in order to realize sealing washer 3 through setting up the sealing washer 5 to realize that sealing washer 3 is installed in the sealing washer 3, can realize setting up the sealing washer is installed in the tunnel through setting up the side 3.
The above description is only an example of the present utility model and is not intended to limit the scope of the present utility model, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. The air curtain system for defogging dry fog of the coal mine tunnel is characterized by comprising a heating box (1), a connector (2) and an air curtain generator (3);
a plurality of groups of intrinsic safety type heating pipes (14) are fixedly arranged in the heating box (1), a guide plate (15) is arranged in the heating box (1), and a junction box (16) is fixedly arranged at the upper part of the heating pipes (14);
the heating box (1) is connected with the connector (2) through an air pipe (20), the connector (2) is connected with the air curtain generator (3) through a groove connecting structure (21), the connector (2) is subjected to angle adjustment through a hinge (23), and the connector (2) is subjected to angle fixation through a threaded hole (24) and an adjusting hole (25);
the air curtain generator (3) is used for air outlet through the parallel plates (27), and the air curtain generator (3) is used for adjusting the outlet gap of the parallel plates (27) through the gap adjusting threads (26).
2. An air curtain system for dry fog dispersal of coal mine roadways according to claim 1, characterized in that an air inlet (12) is arranged on the left side of the heating box (1), an air outlet (13) is arranged on the right side of the heating box (1), a flow regulating valve (17) is arranged on the air inlet (12), and a thermometer (18) is arranged on the air outlet (13).
3. The air curtain system for removing dry fog from coal mine tunnel according to claim 2, wherein the heating pipes (14) are distributed at equal intervals, the heating pipes (14) are electrically connected with the junction box (16) and are suspended at the lower part of the junction box (16), the guide plates (15) are distributed up and down alternately and are fixedly connected with the lower end face of the heating box (1) and the lower part of the junction box (16) respectively, the junction box (16) is provided with a multi-stage control switch, and the outside of the heating box (1) is wrapped with heat insulation materials.
4. An air curtain system for dry fog dispersal of coal mine tunnel according to claim 2, characterized in that the air inlet (12) and the air outlet (13) of the heating box (1) are respectively and fixedly connected with an air pipe (20), the end part of the air pipe (20) on the air inlet (12) is fixedly communicated with an air pressing pipeline (4), and the air pipe (20) on the air outlet (13) is fixedly communicated with the groove connecting structure (21) of the connector (2).
5. An air curtain system for dry fog dispersal of coal mine tunnel according to claim 1, characterized in that the connector (2) comprises a first connecting part (7) and a second connecting part (8), the first connecting part (7) and the second connecting part (8) are movably hinged by a hinge (23), and the groove connecting structure (21) between the first connecting part (7) and the second connecting part (8) is communicated by a telescopic hose.
6. The air curtain system for dry fog dispersal of coal mine tunnel according to claim 5, characterized in that the first connecting portion (7) and the second connecting portion (8) respectively comprise a first clamping side portion (9) and a second clamping side portion (10), threaded connecting lugs (22) are respectively and fixedly arranged on the first clamping side portion (9) and the second clamping side portion (10), the threaded connecting lugs (22) are fixedly connected through fixing bolts, and the first clamping side portion (9) and the second clamping side portion (10) jointly form the groove connecting structure (21).
7. The air curtain system for removing dry fog from coal mine tunnel according to claim 6, wherein an adjusting plate (19) is fixedly arranged on one side of the first connecting portion (7), an adjusting hole (25) is formed in the front end of the adjusting plate (19), a plurality of threaded holes (24) are obliquely formed in the second connecting portion (8), and the adjusting plate (19) and the threaded holes (24) are subjected to angle position adjustment control through the adjusting hole (25).
8. An air curtain system for dry fog dispersal in coal mine tunnel according to claim 1, characterized in that the air curtain generator (3) is fixedly connected with the connector (2) through a connecting pipe (28), the groove connecting structure (21) of the connector (2) is fixedly communicated with the connecting pipe (28) of the air curtain generator (3) through an air pipe (20), the air curtain generator (3) is provided with a plurality of groups, and the connecting pipes (28) between the air curtain generators (3) of the plurality of groups are communicated through the air pipe (20).
9. The air curtain system for dry fog dissipation of coal mine tunnel according to claim 1, wherein a bottom plate (11) is fixedly connected to the lower portion of the heating box (1), mounting holes are formed in the outer side of the bottom plate (11), and the bottom plate (11) is fixedly mounted on the ground of the tunnel through a drill rod and the mounting holes.
10. An air curtain system for defogging coal mine tunnel dry fog according to claim 8, wherein the connector (2) and the air curtain generator (3) are in sealing connection through a sealing gasket (5), and the air curtain generator (3) is fixedly arranged on the tunnel ground through a bracket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320693323.8U CN220505101U (en) | 2023-04-02 | 2023-04-02 | Air curtain system for dry fog dissipation of coal mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320693323.8U CN220505101U (en) | 2023-04-02 | 2023-04-02 | Air curtain system for dry fog dissipation of coal mine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220505101U true CN220505101U (en) | 2024-02-20 |
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ID=89867830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320693323.8U Active CN220505101U (en) | 2023-04-02 | 2023-04-02 | Air curtain system for dry fog dissipation of coal mine tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220505101U (en) |
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2023
- 2023-04-02 CN CN202320693323.8U patent/CN220505101U/en active Active
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