CN216815566U - Urban rail transit tunnel ventilation amount of wind safety induction system - Google Patents
Urban rail transit tunnel ventilation amount of wind safety induction system Download PDFInfo
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- CN216815566U CN216815566U CN202220602817.6U CN202220602817U CN216815566U CN 216815566 U CN216815566 U CN 216815566U CN 202220602817 U CN202220602817 U CN 202220602817U CN 216815566 U CN216815566 U CN 216815566U
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- 230000006698 induction Effects 0.000 title claims abstract description 28
- 238000009423 ventilation Methods 0.000 title claims abstract description 20
- 230000007306 turnover Effects 0.000 claims abstract 3
- 230000006978 adaptation Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a safety induction device for the ventilation air volume of an urban rail transit tunnel, which relates to the technical field of safety induction and comprises a tunnel top wall, wherein a limiting frame is arranged on the lower surface of the tunnel top wall, and a threaded lead screw is rotationally connected inside the limiting frame; according to the safety induction device for the ventilation air volume of the urban rail transit tunnel, the induction device and the T-shaped sliding plate can be pulled out of the turnover block together for maintenance by arranging the rotating shaft, the connecting plate, the sliding column, the extension spring and the like, and the inclined plane fixture block is popped out again under the action of the extension spring after the device is moved out, so that the inconvenience in disassembly, installation and maintenance is avoided; through setting up connecting block, threaded lead screw, second fixed block and removal square etc. induction system carries out slow rotation under the effect of axis of rotation when changeing the board passively and rotate, can guarantee its perpendicular and ground all the time, and induction system changes the height when changeing the board passively and taking place to rotate to this shortcoming that can not the height-adjusting is avoided.
Description
Technical Field
The utility model relates to the technical field of safety induction, in particular to a safety induction device for the ventilation air quantity of an urban rail transit tunnel.
Background
The tunnel is used for enclosing vehicles, pedestrians or various professional facilities, and comprises a railway tunnel, a highway tunnel, a pedestrian tunnel and various pipeline tunnels, the tunnel of the urban rail transit is an underground building which is connected with an underground station and provides necessary space for laying rails, related facilities and equipment, when the rails are laid in the tunnel, the tunnel is not only a lower building of the rail facility but also an enclosure building of the rail facility, so that the urban rail line is completely in a fully closed state, the ventilation is very important because the tunnel is underground, a ventilation air volume safety sensing device is needed for monitoring, the existing safety sensing device is complex in installation and disassembly processes and inconvenient to overhaul, and the use is influenced by inconvenient testing of air volumes at different heights.
The portable wind temperature amount of wind induction system that discloses in chinese utility model patent application publication specification CN209727304U, although this utility model is difficult for dropping at the in-process that uses, makes its security reinforcing, this utility model is not convenient for dismantle the installation and overhauls to this utility model can not adjust the height, to sum up there is not being convenient for dismantle the installation overhaul and can not adjust the shortcoming of height.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a safety induction device for the ventilation air volume of an urban rail transit tunnel, which solves the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: a safety induction device for ventilation air volume of an urban rail transit tunnel comprises a tunnel top wall, wherein a limiting frame is arranged on the lower surface of the tunnel top wall, a threaded lead screw is rotatably connected inside the limiting frame, a servo motor is fixedly connected to one end of the threaded lead screw, the side surface of the servo motor is fixedly connected with the end surface of the limiting frame, a moving square block is connected to the side surface of the threaded lead screw in a transmission manner, a second fixing block is arranged at the lower end of the moving square block, a pulling column is rotatably connected inside the second fixing block, a first fixing block is rotatably connected to the lower end of the pulling column, a driven rotating plate is arranged on the side surface of the first fixing block, a fixing plate is rotatably connected to the upper end of the driven rotating plate, the side surface of the fixing plate is fixedly connected with the side surface of the limiting frame, and a connecting block is rotatably connected to the lower end of the driven rotating plate through a rotating shaft, the lower extreme of connecting block is provided with the upset piece, the inside sliding connection of upset piece has T type slide, the lower extreme of T type slide is provided with the connecting plate, the lower extreme of connecting plate is provided with induction system, the inside joint of T type slide has the inclined plane fixture block, the one end of inclined plane fixture block is provided with the slip post, the one end of slip post is provided with circular dog, one side of circular dog is provided with extension spring, extension spring's one end and upset piece fixed connection.
Optionally, one end of the turning block is provided with a side baffle, the shape of the side baffle is the same as the cross-sectional shape of the turning block, a chute matched with the T-shaped sliding plate is formed in the turning block, and a clamping groove matched with the inclined plane clamping block is formed in the T-shaped sliding plate.
Optionally, a chute matched with the inclined plane fixture block is formed in the overturning block, a forty-five degree inclined plane is formed on one side of the inclined plane fixture block, a through hole matched with the sliding column is formed in one side of the chute, a linkage plate is arranged on one side of the circular stop block, and the width of the linkage plate is the same as the diameter of the circular stop block.
Optionally, the lower extreme of passive commentaries on classics board seted up with the recess of connecting block looks adaptation, the lower extreme of connecting block and the inside of passive commentaries on classics board all set up with the through-hole of axis of rotation looks adaptation, the upper and lower both ends of passive commentaries on classics board are the circular arc, logical groove has been seted up to the inside of passive commentaries on classics board.
Optionally, the first fixed block and the second fixed block have the same size, the number of the first fixed block and the second fixed block is two, and the two first fixed blocks and the two second fixed blocks are symmetrically distributed.
Optionally, a through groove matched with the movable square is formed in the limiting frame, smooth ends are arranged at two ends of the threaded screw rod, through holes matched with two ends of the threaded screw rod are formed in two ends of the limiting frame, and threaded holes matched with the threaded screw rod are formed in the movable square.
(III) advantageous effects
The utility model provides a safety induction device for the ventilation air volume of an urban rail transit tunnel, which has the following beneficial effects:
1. this urban rail transit tunnel ventilation amount of wind safety induction system, through setting up the axis of rotation, the connecting plate, induction system, T type slide, the upset piece, circular dog, the linkage board, slip post and extension spring etc., reached and to have carried out the effect of overhauing by the convenient to detach installation, in the use drive circular dog through the pulling linkage board and make inclined plane fixture block sideslip to the recess that the inside of upset piece was seted up, after in two equal sideslips of inclined plane fixture block to the recess, can pull out the upset piece with induction system and T type slide together and overhaul, pop out the inclined plane fixture block once more under extension spring's effect after the device removes out, thereby avoided not convenient to detach the installation to overhaul.
2. This urban rail transit tunnel ventilation amount of wind safety induction system, through setting up the connecting block, passive commentaries on classics board, servo motor, spacing frame, the fixed plate, first fixed block, the screw lead screw, second fixed block and removal square etc, the effect that can adjust induction system height has been reached, start servo motor in the use and drive the screw lead screw and rotate, thereby promote to remove the square and remove, the pulling post of lower extreme is followed and is removed when removing the square and remove, the pulling post drives passive commentaries on classics board through first fixed block and takes place to rotate as the center with the fixed plate, induction system carries out slow rotation under the effect of axis of rotation when passive commentaries on classics board is rotatory, can guarantee that it is perpendicular and ground all the time, induction system changes the height when passive commentaries on classics board takes place to rotate, with this shortcoming that can not adjust the height has been avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic bottom perspective view of the present invention;
FIG. 3 is a schematic view of the structure at position A in FIG. two according to the present invention;
fig. 4 is a schematic structural view of the turning block of the present invention.
In the figure: 1. a tunnel roof; 2. a rotating shaft; 3. a connecting plate; 4. an induction device; 5. a T-shaped sliding plate; 6. turning over the block; 7. connecting blocks; 8. a passive rotating plate; 9. a servo motor; 10. a limiting frame; 11. a fixing plate; 12. a first fixed block; 13. pulling the column; 14. a threaded lead screw; 15. a second fixed block; 16. moving the square block; 17. a circular stopper; 18. a linkage plate; 19. a sliding post; 20. an extension spring; 21. an inclined plane fixture block; 22. side baffles.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a ventilation air quantity safety sensing device for an urban rail transit tunnel comprises a tunnel top wall 1, a limiting frame 10 is arranged on the lower surface of the tunnel top wall 1, a threaded lead screw 14 is rotatably connected inside the limiting frame 10, a servo motor 9 is fixedly connected at one end of the threaded lead screw 14, the side surface of the servo motor 9 is fixedly connected with the end surface of the limiting frame 10, a moving block 16 is connected inside the threaded lead screw 14 in a transmission manner, a through groove matched with the moving block 16 is formed inside the limiting frame 10, smooth ends are arranged at two ends of the threaded lead screw 14, through holes matched with two ends of the threaded lead screw 14 are formed at two ends of the limiting frame 10, a threaded hole matched with the threaded lead screw 14 is formed inside the moving block 16, a second fixing block 15 is arranged at the lower end of the moving block 16, a pulling column 13 is rotatably connected inside the second fixing block 15, a first fixing block 12 is rotatably connected at the lower end of the pulling column 13, the sizes of the first fixing block 12 and the second fixing block 15 are the same, the number of the first fixing block 12 and the second fixing block 15 is two, the two first fixing blocks 12 and the two second fixing blocks 15 are symmetrically distributed, a driven rotating plate 8 is arranged on the side surface of the first fixing block 12, a fixing plate 11 is rotatably connected to the upper end of the driven rotating plate 8, the side surface of the fixing plate 11 is fixedly connected with the side surface of the limiting frame 10, the lower end of the driven rotating plate 8 is rotatably connected with a connecting block 7 through a rotating shaft 2, a groove matched with the connecting block 7 is formed in the lower end of the driven rotating plate 8, through holes matched with the rotating shaft 2 are formed in the lower end of the connecting block 7 and the interior of the driven rotating plate 8, the upper end and the lower end of the driven rotating plate 8 are both circular arcs, a through groove is formed in the interior of the driven rotating plate 8, an overturning block 6 is arranged at the lower end of the connecting block 7, and a T-shaped sliding plate 5 is slidably connected in the interior of the overturning block 6, the lower end of a T-shaped sliding plate 5 is provided with a connecting plate 3, the lower end of the connecting plate 3 is provided with a sensing device 4, an inclined plane fixture block 21 is clamped in the T-shaped sliding plate 5, one end of an overturning block 6 is provided with a side baffle 22, the shape of the side baffle 22 is the same as the cross section shape of the overturning block 6, a chute matched with the T-shaped sliding plate 5 is arranged in the overturning block 6, a clamping groove matched with the inclined plane fixture block 21 is arranged in the T-shaped sliding plate 5, one end of the inclined plane fixture block 21 is provided with a sliding column 19, one end of the sliding column 19 is provided with a circular stop block 17, a chute matched with the inclined plane fixture block 21 is arranged in the overturning block 6, one side of the inclined plane fixture block 21 is a forty-five degree inclined plane, one side of the chute is provided with a through hole matched with the sliding column 19, one side of the circular stop block 17 is provided with a linkage plate 18, the width of the linkage plate 18 is the same as the diameter of the circular stop block 17, an extension spring 20 is arranged on one side of the round stop block 17, and one end of the extension spring 20 is fixedly connected with the turning block 6.
When the device is used, the servo motor 9 is started to drive the threaded screw rod 14 to rotate, so that the moving square 16 is pushed to move, the height of a sensing position is determined according to the moving distance of the moving square 16, when the moving square 16 moves, the pulling column 13 at the lower end moves along with the moving square, meanwhile, the pulling column 13 drives the driven rotating plate 8 to rotate by taking the fixed plate 11 as the center through the first fixed block 12, when the driven rotating plate 8 rotates, the sensing device 4 slowly rotates under the action of the rotating shaft 2, so that the driven rotating plate can be ensured to be vertical to the ground all the time, when the driven rotating plate 8 rotates, the sensing device 4 changes the height, the linkage plate 18 is pulled to drive the circular stop block 17, so that the inclined plane clamping block 21 transversely moves into the groove formed in the overturning block 6, when the two inclined plane clamping blocks 21 both move into the transversely-moving grooves, the sensing device 4 and the T-shaped sliding plate 5 can be pulled out of the overturning block 6 together for maintenance, after the process, the sensing device 4 and the T-shaped sliding plate 5 are inserted into the turning block 6, the T-shaped sliding plate 5 is extruded and moved after the end surface of the T-shaped sliding plate is contacted with the inclined plane fixture block 21, the T-shaped sliding plate 5 completely enters the turning block 6 and then the end surface of the T-shaped sliding plate is contacted with the side baffle 22, and at the moment, the sliding column 19 pushes the inclined plane fixture block 21 to be clamped into the groove of the T-shaped sliding plate 5 under the action of the extension spring 20.
In conclusion, the urban rail transit tunnel ventilation air volume safety sensing device achieves the effect of being convenient to disassemble, install and overhaul by arranging the rotating shaft 2, the connecting plate 3, the sensing device 4, the T-shaped sliding plate 5, the overturning block 6, the circular stop block 17, the linkage plate 18, the sliding column 19, the extension spring 20 and the like, the circular stop block 17 is driven by pulling the linkage plate 18 in the using process to enable the inclined plane fixture block 21 to transversely move into the groove formed in the overturning block 6, when the two inclined plane fixture blocks 21 are transversely moved into the groove, the sensing device 4 and the T-shaped sliding plate 5 can be pulled out of the overturning block 6 together for overhaul, and when the device is moved out, the inclined plane fixture block 21 is popped out again under the action of the extension spring 20, so that the inconvenience of disassembly, installation and overhaul is avoided; through setting up connecting block 7, passive commentaries on classics board 8, servo motor 9, spacing frame 10, fixed plate 11, first fixed block 12, threaded lead screw 14, second fixed block 15 and removal square 16 etc, the effect that can adjust induction system 4 height has been reached, start servo motor 9 and drive threaded lead screw 14 and rotate in the use, thereby promote to remove square 16 and remove, pulling post 13 of lower extreme follows the removal when removing square 16 and remove, pulling post 13 drives passive commentaries on classics board 8 through first fixed block 12 and takes place to rotate with fixed plate 11 as the center simultaneously, induction system 4 carries out slow rotation under axis of rotation 2's effect when passive commentaries on classics board 8 is rotatory, can guarantee that it is perpendicular and ground all the time, induction system 4 changes the height when passive commentaries on classics board 8 takes place to rotate, thereby the shortcoming that can not adjust the height has been avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides an urban rail transit tunnel ventilation amount of wind safety induction system, includes tunnel roof (1), its characterized in that: the tunnel roof wall structure is characterized in that a limiting frame (10) is arranged on the lower surface of the tunnel roof wall (1), a threaded lead screw (14) is connected to the inside of the limiting frame (10) in a rotating mode, a servo motor (9) is fixedly connected to one end of the threaded lead screw (14), the side face of the servo motor (9) is fixedly connected with the end face of the limiting frame (10), a moving square block (16) is connected to the side face of the threaded lead screw (14) in a transmission mode, a second fixing block (15) is arranged at the lower end of the moving square block (16), a pulling column (13) is connected to the inside of the second fixing block (15) in a rotating mode, a first fixing block (12) is connected to the lower end of the pulling column (13) in a rotating mode, a passive rotating plate (8) is arranged on the side face of the first fixing block (12), a fixing plate (11) is connected to the upper end of the passive rotating plate (8) in a rotating mode, and the side face of the fixing plate (11) is fixedly connected with the side face of the limiting frame (10), the lower extreme of passive commentaries on classics board (8) is rotated through axis of rotation (2) and is connected with connecting block (7), the lower extreme of connecting block (7) is provided with upset piece (6), the inside sliding connection of upset piece (6) has T type slide (5), the lower extreme of T type slide (5) is provided with connecting plate (3), the lower extreme of connecting plate (3) is provided with induction system (4), the inside joint of T type slide (5) has inclined plane fixture block (21), the one end of inclined plane fixture block (21) is provided with slip post (19), the one end of slip post (19) is provided with circular dog (17), one side of circular dog (17) is provided with extension spring (20), the one end and the upset piece (6) fixed connection of extension spring (20).
2. The urban rail transit tunnel ventilation air volume safety sensing device according to claim 1, characterized in that: one end of the turning block (6) is provided with a side baffle (22), the shape of the side baffle (22) is the same as the cross-sectional shape of the turning block (6), a sliding groove matched with the T-shaped sliding plate (5) is formed in the turning block (6), and a clamping groove matched with the inclined plane clamping block (21) is formed in the T-shaped sliding plate (5).
3. The urban rail transit tunnel ventilation air volume safety sensing device according to claim 1, characterized in that: the improved turnover mechanism is characterized in that a sliding groove matched with the inclined plane clamping block (21) is formed in the turnover block (6), a forty-five-degree inclined plane is arranged on one side of the inclined plane clamping block (21), a through hole matched with the sliding column (19) is formed in one side of the sliding groove, a linkage plate (18) is arranged on one side of the circular stop block (17), and the width of the linkage plate (18) is the same as the diameter of the circular stop block (17).
4. The urban rail transit tunnel ventilation air volume safety sensing device according to claim 1, characterized in that: the lower extreme of board (8) is changeed passively offers the recess with connecting block (7) looks adaptation, the lower extreme of connecting block (7) and the inside of changeing board (8) passively all offer with the through-hole of axis of rotation (2) looks adaptation, the upper and lower both ends of changeing board (8) passively are the circular arc, it has seted up logical groove to change the inside of board (8) passively.
5. The urban rail transit tunnel ventilation air volume safety sensing device of claim 1, characterized in that: the sizes of the first fixing block (12) and the second fixing block (15) are the same, the number of the first fixing block (12) and the number of the second fixing block (15) are respectively two, and the two first fixing blocks (12) and the two second fixing blocks (15) are symmetrically distributed.
6. The urban rail transit tunnel ventilation air volume safety sensing device of claim 1, characterized in that: the inside of spacing frame (10) is seted up with the logical groove that removes square (16) looks adaptation, the both ends of screw thread lead screw (14) are provided with smooth end, the both ends of spacing frame (10) are seted up with the through-hole of the both ends looks adaptation of screw thread lead screw (14), the inside of removing square (16) is seted up with the screw hole of screw thread lead screw (14) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220602817.6U CN216815566U (en) | 2022-03-19 | 2022-03-19 | Urban rail transit tunnel ventilation amount of wind safety induction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220602817.6U CN216815566U (en) | 2022-03-19 | 2022-03-19 | Urban rail transit tunnel ventilation amount of wind safety induction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216815566U true CN216815566U (en) | 2022-06-24 |
Family
ID=82044912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220602817.6U Expired - Fee Related CN216815566U (en) | 2022-03-19 | 2022-03-19 | Urban rail transit tunnel ventilation amount of wind safety induction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216815566U (en) |
-
2022
- 2022-03-19 CN CN202220602817.6U patent/CN216815566U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220624 |