CN220551147U - Ventilation device for rail transit subway construction - Google Patents
Ventilation device for rail transit subway construction Download PDFInfo
- Publication number
- CN220551147U CN220551147U CN202321941153.7U CN202321941153U CN220551147U CN 220551147 U CN220551147 U CN 220551147U CN 202321941153 U CN202321941153 U CN 202321941153U CN 220551147 U CN220551147 U CN 220551147U
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- China
- Prior art keywords
- fixedly connected
- rod
- movable
- ventilation device
- rail transit
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- 238000009423 ventilation Methods 0.000 title claims abstract description 38
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 239000000428 dust Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract 1
- 230000002457 bidirectional effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model relates to the technical field of ventilation devices and discloses a ventilation device for rail transit subway construction, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a shell, one side of the inside of the shell is fixedly connected with a fan, the other side of the inside of the shell is fixedly connected with a fixed frame, the top of the fixed frame is slidably connected with a movable block, the bottom of the movable block is fixedly connected with a clamping plate, the middle of the clamping plate is fixedly connected with a filter screen, the inner bottom wall of the movable block is fixedly connected with a fixed block, the opposite sides of the fixed block are fixedly connected with fixed rods, and one side of the periphery of the fixed rod is slidingly connected with a movable rod. According to the utility model, the ventilation device can block sucked dust through the filter screen, ensure the stable filtering effect of the filter screen through the convenient disassembly and assembly filter screen, prevent the dust from entering the device, and simultaneously can conveniently move to a construction site when in use and stably stay on the ground when in work.
Description
Technical Field
The utility model relates to the technical field of ventilation devices, in particular to a ventilation device for rail transit subway construction.
Background
Rail transit is a transport system for running vehicles on a track, and is commonly known as a railway transport system and a subway transport system, and in the process of constructing rail transit, in order to ensure a good ventilation environment in a tunnel, a ventilation device is usually placed to accelerate ventilation of air in the tunnel.
At present, most ventilation devices for rail transit subway construction are used, and because larger smoke dust can be generated in a tunnel during construction, dust attached to the inside of the ventilation devices is easy to cause when the ventilation devices are started, and ventilation efficiency of the devices is affected, so that the ventilation devices for rail transit subway construction are provided.
Disclosure of Invention
In order to make up for the defects, the utility model provides a ventilation device for rail transit subway construction, and aims to solve the problems that dust attached to the inside of the ventilation device is easy to cause and the ventilation efficiency of the ventilation device is affected when the ventilation device is started.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a ventilation unit for track traffic subway construction, includes the bottom plate, bottom plate top fixedly connected with casing, the inside one side fixedly connected with fan of casing, the inside opposite side fixedly connected with fixed frame of casing, fixed frame top sliding connection has the movable block, movable block bottom fixedly connected with cardboard, cardboard middle part fixedly connected with filter screen, wall fixedly connected with fixed block in the movable block, equal fixedly connected with dead lever of dead lever opposite side, dead lever periphery one side sliding connection has the movable rod, the movable rod is kept away from the one end of fixed block runs through the movable block and sets up inside the fixed frame, the outside opposite side cover of dead lever is equipped with the spring, movable block top sliding connection has the pull rod, the pull rod with be provided with the connecting rod between the movable rod, the inside downside sliding connection of casing has the collection box.
As a further description of the above technical solution:
the casing is kept away from the one end fixedly connected with dust screen of fixed frame, the cardboard runs through inside the casing, the filter screen sets up inside the casing.
As a further description of the above technical solution:
the top of the fixed block is fixedly connected with a positioning rod, and the inside of the pull rod is in sliding connection with the periphery of the positioning rod.
As a further description of the above technical solution:
one end of the connecting rod is rotationally connected to the periphery of the movable rod, and the other end of the connecting rod is rotationally connected to one side of the bottom of the pull rod.
As a further description of the above technical solution:
the utility model discloses a motor, bottom plate one side fixedly connected with motor, the inboard rotation of bottom plate is connected with two-way threaded rod, two-way threaded rod one end fixedly connected with motor output, two equal threaded connection of two-way threaded rod periphery both sides have the fly leaf, bottom plate bottom edge rotates and is connected with the support column, support column bottom fixedly connected with universal wheel, the support column with be provided with the backup pad between the fly leaf.
As a further description of the above technical solution:
one end of the supporting plate is hinged with the bottom of the movable plate, and the other end of the supporting plate is hinged with one side of the bottom of the supporting column.
As a further description of the above technical solution:
the bottom plate bottom both sides all fixedly connected with slide bar, the inside sliding connection of fly leaf is in the slide bar periphery.
The utility model has the following beneficial effects:
1. according to the utility model, through the cooperation of the fixed frame, the movable block, the clamping plate, the filter screen, the fixed block, the fixed rod, the movable rod, the spring, the connecting rod and the pull rod, the ventilation device can block sucked dust through the filter screen, and the filter effect of the filter screen is ensured to be stable through the convenient filter screen disassembly and assembly, so that the dust is prevented from entering the device.
2. According to the utility model, through the coordination of the motor, the bidirectional threaded rod, the movable plate, the supporting column, the universal wheel and the bottom plate, the ventilation device can be conveniently moved to a construction site when in use and stably stays on the ground when in work.
Drawings
Fig. 1 is a perspective view of a ventilation device for rail transit subway construction, which is provided by the utility model;
fig. 2 is a schematic diagram of a movable plate structure of a ventilation device for rail transit subway construction, which is provided by the utility model;
fig. 3 is a schematic diagram of the internal structure of a housing of the ventilation device for rail transit subway construction;
fig. 4 is a schematic diagram of the internal structure of a movable block of the ventilation device for rail transit subway construction.
Legend description:
1. a bottom plate; 2. a housing; 3. a blower; 4. a fixed frame; 5. a movable block; 6. a clamping plate; 7. a filter screen; 8. a fixed block; 9. a fixed rod; 10. a movable rod; 11. a spring; 12. a pull rod; 13. a connecting rod; 14. a positioning rod; 15. a collection box; 16. a dust screen; 17. a motor; 18. a two-way threaded rod; 19. a movable plate; 20. a support column; 21. a universal wheel; 22. a support plate; 23. and a slide bar.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: a ventilation device for the construction of a rail transit subway comprises a bottom plate 1, a shell 2 is fixedly connected to the top of the bottom plate 1, a fan 3 is fixedly connected to one side of the inside of the shell 2, air in a tunnel can circulate through the start of the fan 3, the ventilation comfortable environment in the tunnel is ensured, a fixed frame 4 is fixedly connected to the other side of the inside of the shell 2, a movable block 5 is slidably connected to the top of the fixed frame 4, a clamping plate 6 is fixedly connected to the bottom of the movable block 5, a filter screen 7 is fixedly connected to the middle part of the clamping plate 6, when the fan 3 in the inside of the shell 2 is started, the air in the tunnel can be continuously driven to circulate by the device, the air enters from a smaller inlet on the left side of the shell 2 and is discharged from a larger outlet on the right side, when the air is wrapped with dust and enters the inside of the shell 2, the dust can be blocked by the filter screen 7 inserted into the left side of the inside of the shell 2 and falls into a collection box 15 for internal collection, the collected dust can be cleaned out of the device by workers through the collecting box 15, the inner bottom wall of the movable block 5 is fixedly connected with the fixed block 8, the opposite sides of the fixed block 8 are fixedly connected with the fixed rod 9, one side of the periphery of the fixed rod 9 is slidingly connected with the movable rod 10, one end of the movable rod 10, which is far away from the fixed block 8, penetrates through the movable block 5 and is arranged in the fixed frame 4, when excessive dust is assisted on the filter screen 7 to reduce the air output, the workers hold the handle on the upper part of the movable block 5 and pull the pull rod 12 to move upwards, so that the pull rod 12 can pull the movable rod 10 to move towards the fixed block 8 through the two connecting rods 13 and compress the spring 11, at the moment, the movable rod 10 and the inside of the fixed frame 4 are separated, the workers only need to lift the movable block 5 to take out the clamping plate 6 and the filter screen 7, and further clean the blocked dust on the filter screen 7, the filter screen 7 is kept in unobstructed state, fixed lever 9 periphery opposite side cover is equipped with spring 11, movable block 5 top sliding connection has pull rod 12, be provided with connecting rod 13 between pull rod 12 and the movable lever 10, the inside downside sliding connection of casing 2 has collection box 15, the workman inserts movable block 5 together with cardboard 6 and filter screen 7 in the inside of fixed frame 4 afterwards, loosen the pull rod 12 of pulling afterwards, the spring 11 that is compressed resets and promotes movable lever 10 and remove this moment, make movable lever 10 remove and block into the fixed frame 4 inside again, also can drive the pull rod 12 of pulling out to normal position again simultaneously, when guaranteeing device ventilation efficiency, also avoid the inside dust that accumulates of device.
The one end fixedly connected with dust screen 16 that fixed frame 4 was kept away from to casing 2 can prevent through dust screen 16 that the dust from getting into from the right side of device, and cardboard 6 runs through inside casing 2, and filter screen 7 sets up inside casing 2, inside casing 2 through filter screen 7 card for the dust of process can be blocked by filter screen 7.
The fixed block 8 top fixedly connected with locating lever 14, the inside sliding connection of pull rod 12 is in locating lever 14 periphery, can further carry out spacing to pull rod 12 through locating lever 14, guarantees that pull rod 12 can steadily remove.
One end of the connecting rod 13 is rotatably connected to the periphery of the movable rod 10, the other end of the connecting rod 13 is rotatably connected to one side of the bottom of the pull rod 12, and the force generated by pulling the pull rod 12 through the connecting rod 13 is transmitted to the movable rod 10, so that the movable rod 10 can be conveniently moved out of the fixed frame 4.
The motor 17 is fixedly connected to one side of the bottom plate 1, the bidirectional threaded rod 18 is fixedly connected to the inner side of the bottom plate 1 in a rotating mode, one end of the bidirectional threaded rod 18 is fixedly connected to the output end of the motor 17, two sides of the periphery of the bidirectional threaded rod 18 are respectively in threaded connection with the movable plate 19, the edge of the bottom plate 1 is rotationally connected with the support column 20, the universal wheel 21 is fixedly connected to the bottom of the support column 20, the support column 20 and the movable plate 19 are provided with the support plate 22, when a place where the device is used needs to be transferred, a worker can move the device to the appointed place by pushing the handrail, then the motor 17 is started to drive the bidirectional threaded rod 18 to rotate, so that the two movable plates 19 can move in opposite directions, the support plate 22 can be pulled to move through the movable plate 19, the support column 20 is pulled to be turned upwards through the support plate 22, the support column 20 can drive the universal wheel 21 to turn upwards, the inner side of the universal wheel 21 is enabled to be contacted with the ground, the bottom of the bottom plate 1 can keep a stable working state when the device is started, meanwhile, the motor 17 is only needs to be started to be reversed when the device needs to be transferred, the two movable plates 19 are moved in opposite directions, the inner side 20 and the universal wheel 21 can be conveniently released, and the support device can be conveniently moved through the universal wheel 21.
One end of the supporting plate 22 is hinged with the bottom of the movable plate 19, the other end of the supporting plate 22 is hinged with one side of the bottom of the supporting column 20, and the supporting column 20 is pulled or pushed by the supporting plate 22, so that the universal wheel 21 is retracted into the inner side of the bottom plate 1 or the universal wheel 21 is extended out of the inner side of the bottom plate 1.
The bottom plate 1 bottom both sides all fixedly connected with slide bar 23, inside sliding connection of fly leaf 19 is in slide bar 23 periphery, can carry out spacingly to fly leaf 19 through two slide bars 23, also can play the supporting role to fly leaf 19 simultaneously, reduces the pressure that backup pad 22 applyed to two-way threaded rod 18.
Working principle: when the blower 3 in the shell 2 is started, air in the tunnel is continuously driven to circulate by the device, the air enters from a smaller inlet on the left side of the shell 2 and is discharged from a larger outlet on the right side, when the air is wrapped with dust and enters the shell 2, the dust is blocked by the filter screen 7 inserted into the left side of the shell 2 and falls into the collecting box 15 to be collected, when the air output is reduced due to excessive dust assisted on the filter screen 7, a worker holds a handle on the upper part of the movable block 5 and pulls the pull rod 12 to move upwards, so that the pull rod 12 can pull the movable rod 10 to move towards the fixed block 8 through the two connecting rods 13, simultaneously compresses the spring 11, and at the moment, the movable rod 10 is separated from the inside of the fixed block 4, the worker can take out the clamping plate 6 and the filter screen 7 only by lifting the movable block 5, and further cleaning the dust blocked on the filter screen 7, the filter screen 7 is kept in a smooth state, then the worker inserts the movable block 5, the clamping plate 6 and the filter screen 7 into the fixed frame 4, then loosens the pulled pull rod 12, at the moment, the compressed spring 11 resets and pushes the movable rod 10 to move, so that the movable rod 10 moves and is clamped into the fixed frame 4 again, at the same time, the pulled pull rod 12 is driven to the original position again, the ventilation efficiency of the device is ensured, dust accumulation in the device is avoided, when the place where the device is used is required to be transferred, the worker can move the device to a designated place by pushing the handrail, then the motor 17 is started to drive the bidirectional threaded rod 18 to rotate, so that the two movable plates 19 can move towards each other, at the moment, the movable plate 19 can pull the supporting plate 22 to move, so that the supporting plate 20 is pulled by the supporting plate 22 to turn upwards, the supporting plate 20 can drive the universal wheel 21 to turn upwards, the universal wheels 21 are taken in the inner side of the bottom plate 1, the bottom of the bottom plate 1 is contacted with the ground, the stable working state of the device can be kept when the device is started, meanwhile, when the device needs to be transferred, the motor 17 is started to enable the device to reversely rotate, the two movable plates 19 are oppositely moved, the support column 20 taken in the inner side of the bottom plate 1 and the universal wheels 21 are discharged, the device is supported by the universal wheels 21, and the device is convenient to move.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a ventilation unit is used in construction of track traffic subway, includes bottom plate (1), its characterized in that: bottom plate (1) top fixedly connected with casing (2), inside one side fixedly connected with fan (3) of casing (2), inside opposite side fixedly connected with fixed frame (4) of casing (2), fixed frame (4) top sliding connection has movable block (5), movable block (5) bottom fixedly connected with cardboard (6), cardboard (6) middle part fixedly connected with filter screen (7), wall fixedly connected with fixed block (8) in movable block (5), equal fixedly connected with dead lever (9) on opposite side of fixed block (8), dead lever (9) periphery one side sideslip is connected with movable rod (10), the one end of movable rod (10) keep away from fixed block (8) runs through movable block (5) and sets up inside fixed frame (4), fixed rod (9) periphery opposite side cover is equipped with spring (11), movable block (5) top sliding connection has pull rod (12), be provided with connecting rod (13) between movable rod (10), inside lower sliding connection of casing (15) has box (15).
2. The ventilation device for construction of a rail transit subway according to claim 1, wherein: one end of the shell (2) away from the fixed frame (4) is fixedly connected with a dustproof net (16), the clamping plate (6) penetrates through the inside of the shell (2), and the filter screen (7) is arranged inside the shell (2).
3. The ventilation device for construction of a rail transit subway according to claim 1, wherein: the top of the fixed block (8) is fixedly connected with a positioning rod (14), and the inside of the pull rod (12) is in sliding connection with the periphery of the positioning rod (14).
4. The ventilation device for construction of a rail transit subway according to claim 1, wherein: one end of the connecting rod (13) is rotatably connected to the periphery of the movable rod (10), and the other end of the connecting rod (13) is rotatably connected to one side of the bottom of the pull rod (12).
5. The ventilation device for construction of a rail transit subway according to claim 1, wherein: bottom plate (1) one side fixedly connected with motor (17), the inboard rotation of bottom plate (1) is connected with two-way threaded rod (18), two-way threaded rod (18) one end fixed connection is in motor (17) output, equal threaded connection in two sides of two-way threaded rod (18) periphery has fly leaf (19), bottom plate (1) bottom edge rotates and is connected with support column (20), support column (20) bottom fixedly connected with universal wheel (21), support column (20) with be provided with backup pad (22) between fly leaf (19).
6. The ventilation device for construction of rail transit subways of claim 5, wherein: one end of the supporting plate (22) is hinged with the bottom of the movable plate (19), and the other end of the supporting plate (22) is hinged with one side of the bottom of the supporting column (20).
7. The ventilation device for construction of rail transit subways of claim 5, wherein: the two sides of the bottom plate (1) are fixedly connected with sliding rods (23), and the inside of the movable plate (19) is in sliding connection with the periphery of the sliding rods (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321941153.7U CN220551147U (en) | 2023-07-24 | 2023-07-24 | Ventilation device for rail transit subway construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321941153.7U CN220551147U (en) | 2023-07-24 | 2023-07-24 | Ventilation device for rail transit subway construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220551147U true CN220551147U (en) | 2024-03-01 |
Family
ID=90008580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321941153.7U Active CN220551147U (en) | 2023-07-24 | 2023-07-24 | Ventilation device for rail transit subway construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551147U (en) |
-
2023
- 2023-07-24 CN CN202321941153.7U patent/CN220551147U/en active Active
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