CN113267437A - Subway tunnel dust detection device - Google Patents
Subway tunnel dust detection device Download PDFInfo
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- CN113267437A CN113267437A CN202110526953.1A CN202110526953A CN113267437A CN 113267437 A CN113267437 A CN 113267437A CN 202110526953 A CN202110526953 A CN 202110526953A CN 113267437 A CN113267437 A CN 113267437A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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Abstract
本发明公开了一种地铁隧道粉尘检测装置，包括轨道箱，所述齿轮传动连接有电机，所述电机的底部固定连接有支撑部件，所述支撑板的底部固定连接粉尘检测器和数据传输盒，所述轨道箱的底部固定连接有防护罩，所述移动板的底部固定连接有除尘装置，所述轨道箱的上表面固定连接有安装固定组件。该地铁隧道粉尘检测装置，通过齿轮和齿条的设置，达到了可以使用较少的粉尘检测器进行检测的目的，降低了检测成本，通过防护罩和防尘罩的设置，达到了防护能力强的目的，通过安装固定组件的设置，防止该地铁隧道粉尘检测装置松动，需要经常进行维修的目的，通过防尘罩的外表面开设的整流槽能够降低风阻，减小气流对该装置的影响。
The invention discloses a subway tunnel dust detection device, comprising a track box, a motor is connected with the gear drive, a support member is fixedly connected to the bottom of the motor, and a dust detector and a data transmission box are fixedly connected to the bottom of the support plate The bottom of the track box is fixedly connected with a protective cover, the bottom of the moving plate is fixedly connected with a dust removal device, and the upper surface of the track box is fixedly connected with a mounting and fixing component. The subway tunnel dust detection device, through the setting of gears and racks, achieves the purpose of using fewer dust detectors for detection, reduces the detection cost, and achieves strong protection ability through the setting of protective cover and dust cover For the purpose of preventing the dust detection device of the subway tunnel from loosening and requiring frequent maintenance through the installation of the fixed components, the rectification groove opened on the outer surface of the dust cover can reduce the wind resistance and reduce the influence of airflow on the device.
Description
Technical Field
The invention relates to the technical field of dust detection, in particular to a dust detection device for a subway tunnel.
Background
With the development and population growth of cities, urban subways are continuously built and expanded to become main transportation means of large cities, and the environmental conditions inside the subways are more and more concerned by people. In, for example, tunnel construction, excavation, rock drilling and the like produce a large amount of dust particles. In such an environment, visibility becomes very low, and other operations such as vehicle transportation cannot be performed in synchronization. Moreover, a large amount of dust particles also pose a great threat to the health of constructors. Therefore, dust detection and dust removal work for the air in the tunnel are required.
The existing tunnel dust detection device has the following defects: the dust detector has the advantages that firstly, the number of the dust detectors is large, the cost is large, secondly, the detection device in a large and large time only has general detection capability and does not have processing capability in emergency, dust cannot be timely settled after dust exceeding is found, accidents are easy to happen, thirdly, the fixed protection capability is weak, and air flow generated during subway operation can affect the device.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a dust detection device for a subway tunnel, which has the advantages of reducing the use of a dust detector, reducing the cost, finding dust, processing the dust in time, having strong protection and shock absorption capabilities and the like, and solves the problems in the background art.
(II) technical scheme
In order to realize the purposes of reducing the cost, finding dust, processing the dust in time and having strong protection and shock absorption capacity, the invention provides the following technical scheme: a subway tunnel dust detection device comprises a track box, wherein a rack is fixedly connected to the inner bottom wall of the track box, a gear is meshed and connected to one side of the rack, the gear is connected with a motor in a transmission manner, a supporting part is fixedly connected to the bottom of the motor, a dust cover is fixedly connected to the outer surface of the track box, a rectifying groove is formed in the outer surface of the dust cover, a supporting plate is fixedly connected to the bottom of the supporting part, a dust detector and a data transmission box are fixedly connected to the bottom of the supporting plate, a protective cover is fixedly connected to the bottom of the track box, a ventilating groove is formed in the surface of the protective cover, an axle seat is fixedly connected to the bottom surface of the track box, a transmission lead screw is rotatably connected to the inside of the axle seat, a movable plate is connected to the surface of the transmission lead screw in a threaded manner, and a dust removal device is fixedly connected to the bottom of the movable plate, the dust removal device is composed of a fan, a dust suction hopper and a filter box, and the upper surface of the track box is fixedly connected with an installation fixing component.
Preferably, the inner wall of the track box is provided with two steering switches, the two steering switches are arranged at two ends of the inner wall of the track box, and the steering switches are electrically connected with the motor.
Preferably, the supporting component is composed of a motor base plate and a fixing column, a groove is formed in the lower portion of the outer surface of the track box, the motor base plate is arranged inside the groove, a through groove is formed in the inner bottom wall of the groove, the fixing column is arranged inside the through groove, the upper end of the fixing column is fixedly connected with the bottom of the motor base plate, and the bottom of the fixing column is fixedly connected with the surface of the supporting plate.
Preferably, a position sensor is arranged on the surface of the supporting plate, a position receiver is arranged on the surface of the moving plate, and the position sensor and the position receiver are both in conductive connection with a remote terminal.
Preferably, one end of the transmission screw is fixedly connected with a transmission motor, the transmission motor is fixedly connected with the inner bottom wall of the track box, the bottom of the track box is provided with a sliding groove, and the upper end of the moving plate is in sliding connection with the sliding groove.
Preferably, the fan is fixedly connected with the bottom of the movable plate, an air inlet of the fan is fixedly connected with the dust collection hopper, a dust inlet of the dust collection hopper is formed in the bottom of the dust collection hopper, and an air outlet of the fan is inserted into the filter box through a pipeline.
Preferably, the inside of rose box is provided with the filter layer, the rose box is connected for dismantling with the movable plate, one side of protection casing articulates there is the dodge gate.
Preferably, the installation fixing assembly consists of a fixing seat, a damping mechanism, a connecting plate and expansion bolts, the installation fixing assembly is distributed on the upper surface of the track box in a linear array mode, and the fixing seat is fixedly connected with the upper surface of the track box.
Preferably, damper comprises damping spring, sleeve and inserted bar, telescopic bottom and the last fixed surface of fixing base are connected, the upper end of inserted bar and the bottom surface fixed connection of connecting plate, damping spring's both ends respectively with the upper surface of fixing base and the bottom surface fixed connection of connecting plate, sleeve and inserted bar set up the inside at damping spring, expansion bolts and the last fixed surface of connecting plate are connected.
(III) advantageous effects
Compared with the prior art, the invention provides a subway tunnel dust detection device, which has the following beneficial effects:
1. this subway tunnel dust detection device, setting through gear and rack, drive the gear through the motor and remove on the rack when using, make dust detector remove along the rack, make subway tunnel dust detection device possess the ability that can adjust the detection position, reached and to have used less dust detector to carry out the purpose that detects, the detection cost has been reduced, setting through protection casing and dust cover, prevent that the outside from causing the damage to dust detector through the protection casing when using, prevent the inside that the dust got into box track case through the dust cover, destroy the lubrication of inside gear and rack toothing department, cause gear and rack to rust easily, the mesh that protective capacities is strong has been reached.
2. This subway tunnel dust detection device, through the setting of the fixed subassembly of installation, carry out shock attenuation processing by the inside damper of the fixed subassembly of installation, prevent to cause the influence because of outside air current is fixed to whole device, reached and improved shock-absorbing capacity, prevent that this subway tunnel dust detection device is not hard up, the purpose that needs often to carry out the maintenance, the fairing groove of seting up through the surface of dust cover can reduce the windage, flow the ability to the air current and increase, reduce the influence of air current to the device.
Drawings
FIG. 1 is a schematic view of an internal structure of a dust detection device for a subway tunnel according to the present invention;
FIG. 2 is a schematic front view of a dust detection device for a subway tunnel according to the present invention;
FIG. 3 is a schematic diagram of a right-side view structure of a dust detection device for a subway tunnel according to the present invention;
FIG. 4 is a cross-sectional enlarged view of part A in FIG. 1 of the subway tunnel dust detection device provided by the present invention;
FIG. 5 is an enlarged cross-sectional view of part B in FIG. 1 of the subway tunnel dust detection apparatus according to the present invention;
fig. 6 is a three-dimensional schematic diagram of the interior of a rail box and a protective cover of the dust detection device for the subway tunnel.
In the figure: 1. a track box; 2. a rack; 3. a gear; 4. a motor; 5. a support member; 501. a motor base plate; 502. fixing a column; 6. a dust cover; 7. a support plate; 8. a dust detector; 9. a data transfer box; 10. a protective cover; 11. a shaft seat; 12. a drive screw; 13. moving the plate; 14. a fan; 15. a dust suction hopper; 16. a filter box; 17. a steering switch; 18. a groove; 19. a position sensor; 20. a position receiver; 21. a drive motor; 22. a movable door; 23. a fixed seat; 24. a connecting plate; 25. an expansion bolt; 26. a damping spring; 27. a sleeve; 28. and (4) inserting the rod.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a dust detection device for a subway tunnel comprises a track box 1, a rack 2 is fixedly connected to the inner bottom wall of the track box 1, a gear 3 is engaged and connected to one side of the rack 2, the gear 3 is connected to a motor 4 in a transmission manner, two steering switches 17 are arranged on the inner wall of the track box 1, the two steering switches 17 are arranged at two ends of the inner wall of the track box 1, the steering switches 17 are electrically connected to the motor 4, a supporting member 5 is fixedly connected to the bottom of the motor 4, the supporting member 5 is composed of a motor backing plate 501 and fixing posts 502, a groove 18 is formed in the lower portion of the outer surface of the track box 1, the motor backing plate 501 is arranged inside the groove 18, a through groove is formed in the inner bottom wall of the groove 18, the fixing posts 502 are arranged inside the through groove, the upper ends of the fixing posts 502 are fixedly connected to the bottom of the motor backing plate 501, and the bottoms of the fixing posts 502 are fixedly connected to the surface of a supporting plate 7, the outer surface of the track box 1 is fixedly connected with a dust cover 6, the outer surface of the dust cover 6 is provided with a rectifying groove, the bottom of the supporting component 5 is fixedly connected with a supporting plate 7, the surface of the supporting plate 7 is provided with a position sensor 19, the surface of a moving plate 13 is provided with a position receiver 20, the position sensor 19 and the position receiver 20 are both in conductive connection with a remote terminal, the bottom of the supporting plate 7 is fixedly connected with a dust detector 8 and a data transmission box 9, the bottom of the track box 1 is fixedly connected with a protective cover 10, the surface of the protective cover 10 is provided with a ventilating groove, the bottom surface of the track box 1 is fixedly connected with a shaft seat 11, the inside of the shaft seat 11 is rotatably connected with a transmission lead screw 12, the surface of the transmission lead screw 12 is in threaded connection with the moving plate 13, one end of the transmission lead screw 12 is fixedly connected with a transmission motor 21, the transmission motor 21 is fixedly connected with the inner bottom wall of the track box 1, and the bottom of the track box 1 is provided with a sliding groove, the upper end of the movable plate 13 is connected with the chute in a sliding manner, the bottom of the movable plate 13 is fixedly connected with a dust removal device, the dust removal device comprises a fan 14, a dust collection hopper 15 and a filter box 16, the fan 14 is fixedly connected with the bottom of the movable plate 13, an air inlet of the fan 14 is fixedly connected with the dust collection hopper 15, a dust inlet of the dust collection hopper 15 is arranged at the bottom of the dust collection hopper, an air outlet of the fan 14 is inserted into the filter box 16 through a pipeline, a filter layer is arranged inside the filter box 16, the filter box 16 is detachably connected with the movable plate 13, one side of the protective cover 10 is hinged with a movable door 22, the upper surface of the track box 1 is fixedly connected with an installation and fixation assembly, the installation and fixation assembly comprises a fixed seat 23, a damping mechanism, a connecting plate 24 and an expansion bolt 25, the installation and fixation assembly is distributed on the upper surface of the track box 1 in a linear array manner, and the fixed seat 23 is fixedly connected with the upper surface of the track box 1, damping mechanism comprises damping spring 26, sleeve 27 and inserted bar 28, and the bottom of sleeve 27 and the last fixed surface of fixing base 23 are connected, and the upper end of inserted bar 28 and the bottom surface fixed connection of connecting plate 24, damping spring 26's both ends respectively with the upper surface of fixing base 23 and the bottom surface fixed connection of connecting plate 24, sleeve 27 and inserted bar 28 set up the inside at damping spring 26, expansion bolts 25 and the last fixed surface of connecting plate 24 are connected.
When the device is used, the device is firstly installed on the inner top wall of a subway tunnel through the installation fixing component, then the motor 4 is started, the motor 4 drives the gear 3 to rotate, the gear 3 drives the motor 4 to move along the direction of the rack 2 due to the fact that the rack 2 is fixedly connected when rotating, the motor 4 drives the dust detector 8 and the data transmission box 9 at the bottom to move when moving, remote detection can be carried out, the motor 4 touches the steering switch 17 when reaching the two ends of the track box 1, the motor 4 can be rotated through the steering switch 17, the motor 4 can drive the dust detector 8 and the data transmission box 9 to move back and forth, the detection position can be changed, detected data are transmitted to a remote terminal through the data transmission box 9, after dust in the subway tunnel exceeds a certain value, the position sensor 19 and the position receiver 20 are started, can long-range drive motor 21 start, drive motor 21 drives drive screw 12 and rotates, drive screw 12 drives movable plate 13 and slides in the inside of spout, start fan 14 after reacing appointed position, fan 14 can carry out the dust absorption to this position and handle, filter through rose box 16, after removing dust, remove dust collector to one side of drive motor 21 through drive motor 21, when the subway passes through, great change can take place for inside air current, carry out quick mediation to the air current through the rectifier tank, reduce the influence of air current to the device, setting through damping spring 26, can effectual shock attenuation, it is not hard up to prevent that the fixed subassembly of installation from taking place, improve its fixity.
In conclusion, the subway tunnel dust detection device has the advantages that through the arrangement of the gear 3 and the rack 2, the gear 3 is driven by the motor 4 to move on the rack 2 when the subway tunnel dust detection device is used, the dust detector 8 moves along the rack 2, the subway tunnel dust detection device has the capability of adjusting the detection position, the purpose of detecting by using less dust detectors 8 is achieved, the detection cost is reduced, through the arrangement of the protective cover 10 and the dust cover 6, the dust detector 8 is prevented from being damaged by the outside through the protective cover 10 when the subway tunnel dust detection device is used, the dust is prevented from entering the inside of the track box 1 through the dust cover 6, the lubrication of the meshing part of the gear 3 and the rack 2 inside is damaged, the gear 3 and the rack 2 are easy to rust, the purpose of strong protection capability is achieved, through the arrangement of the installation and fixation assembly, the shock absorption mechanism inside the installation and fixation assembly is used for shock absorption treatment, prevent to cause the influence because of outside air current to the fixed of whole device, reached and improved shock-absorbing capacity, prevent that this subway tunnel dust detection device is not hard up, need often carry out the purpose of maintenance, the fairing groove of seting up through the surface of dust cover 6 can reduce the windage, increases the ability that flows of air current, reduces the influence of air current to the device.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element in a process, method, article, or apparatus that comprises the element.
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 (9)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110526953.1A CN113267437B (en) | 2021-05-14 | 2021-05-14 | A subway tunnel dust detection device |
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| CN202110526953.1A CN113267437B (en) | 2021-05-14 | 2021-05-14 | A subway tunnel dust detection device |
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| CN113267437A true CN113267437A (en) | 2021-08-17 |
| CN113267437B CN113267437B (en) | 2024-03-15 |
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| KR20110016574A (en) * | 2009-08-12 | 2011-02-18 | 서울메트로 | Dust blocker and operation method in subway tunnel |
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| CN113267437B (en) | 2024-03-15 |
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