Tunnel dust detector

Abstract

The utility model relates to the technical field of highway engineering, in particular to a tunnel dust detector which comprises a moving mechanism and a detecting mechanism used for detecting the concentration of dust in a tunnel, and the detecting mechanism is fixed on the moving mechanism. Through the arrangement of the detection mechanism, when a large amount of dust is attached to the surface of the dust detector, a first motor is started, the first motor drives a gear to rotate anticlockwise through a first rotating shaft, the anticlockwise rotating gear descends under the action of a toothed plate, a lifting seat descends along with the gear, and the lifting seat drives the dust detector to descend through a lifting rod and a lifting plate; when the dust detector descends and makes contact with the cleaning eraser, the first motor stops running, the second motor is started, the second motor drives the rotating base and the cleaning eraser to rotate through the second rotating shaft, the cleaning eraser rotates to clean dust on the surface of the dust detector, and the device can clean dust attached to the surface of the dust detector; therefore, the detection precision of the dust detector is not influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of highway engineering, in particular to a tunnel dust detector. Background Art

[0002] Highway engineering refers to the survey, measurement, design, construction, maintenance, and management of highway structures. Highway engineering structures include: roadbed, pavement, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, as well as houses, workshops, and other service facilities used for construction, maintenance, and monitoring.

[0003] Announcement No. (CN219012683U) discloses an automated intelligent dust reduction device for a tunnel. When the concentration detected by the laser dust monitor exceeds the set maximum value, the integrated processor controls the opening of the valve through the water supply controller, and controls the opening of the booster pump to supply water to the spray pipe, and the atomizing nozzle sprays water to perform dust reduction work. The laser dust monitor in the above device will have a large amount of dust attached to its surface after long-term use, which will affect the detection accuracy and needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a tunnel dust detector in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A tunnel dust detector comprises a moving mechanism and a detection mechanism for detecting dust concentration in the tunnel, wherein the detection mechanism is fixed on the moving mechanism;

[0007] The detection mechanism includes a load-bearing plate, a fixed frame installed above the load-bearing plate, a tooth plate installed on one side of the fixed frame, a bent plate installed on the other side of the fixed frame, a lifting seat installed on the fixed frame, a first motor fixed at the rear of the lifting seat, a first rotating shaft fixed at the output end of the first motor, a gear fixed on the outside of the first rotating shaft, a lifting rod installed on the lifting seat, a lifting plate installed at an end of the lifting rod away from the lifting seat, a dust detector installed on a side of the lifting plate away from the lifting rod, a cleaning assembly installed on the bent plate, the cleaning assembly includes a second motor, a second rotating shaft fixed at the output end of the second motor, a rotating seat fixed at an end of the second rotating shaft away from the second motor, and a cleaning wipe installed above the rotating seat.

[0008] Preferably, the moving mechanism comprises a moving block, and the moving wheels are installed below the moving block.

[0009] Preferably, an air blowing mechanism is installed above the detection mechanism, the air blowing mechanism includes a filter box, the filter cartridge is installed inside the filter box, the fan is installed above the filter box, the air pipe is installed at the front and rear of the filter box, and the nozzle is fixed at one end of the air pipe away from the filter box.

[0010] Preferably, the moving block is made of stainless steel, and the moving wheel is rotatably connected to the moving block.

[0011] Preferably, the first motor is connected to the lifting seat via bolts, and the cleaning wipe is made of sponge.

[0012] Preferably, the filter box is in the shape of a cube, and the fan and the filter box are connected by bolts.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] By setting up a detection mechanism, when there is a lot of dust attached to the surface of the dust detector, the first motor is started, and the first motor drives the gear to rotate counterclockwise through the first rotating shaft. The counterclockwise rotating gear descends under the action of the toothed plate, and the lifting seat descends accordingly. The lifting seat drives the dust detector to descend through the lifting rod and the lifting plate. When the dust detector descends and contacts the cleaning wipe, the first motor stops running, and the second motor is started. The second motor drives the rotating seat and the cleaning wipe to rotate through the second rotating shaft. The cleaning wipe rotates to clean the dust on the surface of the dust detector. The device can clean the dust attached to the surface of the dust detector, thereby ensuring that the detection accuracy of the dust detector is not affected. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 This is a first structural schematic diagram of a tunnel dust detector described in the utility model;

[0017] Figure 2 This is a second structural schematic diagram of a tunnel dust detector described in the utility model;

[0018] Figure 3 This is a front view of a tunnel dust detector described in the utility model;

[0019] Figure 4 It is an enlarged structural schematic diagram of a lifting seat in a tunnel dust detector described in the utility model;

[0020] Figure 5 It is an enlarged cross-sectional view of a filter box in a tunnel dust detector described in the utility model.

[0021] The following are the descriptions of the reference numerals:

[0022] 1. Moving mechanism; 101. Moving block; 102. Moving wheel; 2. Detection mechanism; 201. Loading plate; 202. Fixed frame; 203. Tooth plate; 204. Lifting seat; 205. First motor; 206. First rotating shaft; 207. Gear; 208. Lifting rod; 209. Lifting plate; 210. Dust detector; 211. Bending plate; 212. Second motor; 213. Second rotating shaft; 214. Rotating seat; 215. Cleaning wipe; 3. Blowing mechanism; 301. Filter box; 302. Filter cartridge; 303. Fan; 304. Air pipe; 305. Nozzle. DETAILED DESCRIPTION

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0025] The utility model is further described below in conjunction with the accompanying drawings:

[0026] like Figure 1-Figure 5 As shown, a tunnel dust detector includes a mobile mechanism 1 and a detection mechanism 2 for detecting dust concentration in the tunnel. The detection mechanism 2 is fixed on the mobile mechanism 1.

[0027] In the present invention, the moving mechanism 1 includes a moving block 101 and a moving wheel 102, wherein the moving wheel 102 is installed below the moving block 101; the moving block 101 is made of stainless steel, and the moving wheel 102 is rotatably connected to the moving block 101; the setting of the moving wheel 102 makes the movement of the device more convenient.

[0028] In the present invention, the detection mechanism 2 includes a bearing plate 201, a fixing frame 202, a tooth plate 203, a lifting seat 204, a first motor 205, a first rotating shaft 206, a gear 207, a lifting rod 208, a lifting plate 209, a dust detector 210, a bending plate 211, a second motor 212, a second rotating shaft 213, a rotating seat 214, and a cleaning wipe 215. The fixing frame 202 is installed above the bearing plate 201, the tooth plate 203 is installed on one side of the fixing frame 202, the bending plate 211 is installed on the other side of the fixing frame 202, and the lifting seat 204 is installed on the first side of the fixing frame 205. 04 is mounted on the fixing frame 202, the first motor 205 is fixed to the rear of the lifting seat 204, the first rotating shaft 206 is fixed to the output end of the first motor 205, the gear 207 is fixed to the outside of the first rotating shaft 206, the lifting rod 208 is mounted on the lifting seat 204, the lifting plate 209 is mounted on the end of the lifting rod 208 away from the lifting seat 204, the dust detector 210 is mounted on the side of the lifting plate 209 away from the lifting rod 208, the second motor 212 is mounted on the bent plate 211, and the second rotating shaft 213 is fixed to the output end of the second motor 212 The rotating seat 214 is fixed to the end of the second rotating shaft 213 away from the second motor 212, and the cleaning wipe 215 is installed above the rotating seat 214; the first motor 205 is connected to the lifting seat 204 by bolts, and the cleaning wipe 215 is made of sponge; when there is a lot of dust attached to the surface of the dust detector 210, the first motor 205 is started, and the first motor 205 drives the gear 207 to rotate counterclockwise through the first rotating shaft 206. The counterclockwise rotating gear 207 descends under the action of the tooth plate 203, and the lifting seat 204 descends accordingly, and the lifting seat 2 04 The dust detector 210 is driven to descend through the lifting rod 208 and the lifting plate 209. When the dust detector 210 descends and contacts the cleaning wipe 215, the first motor 205 stops running, and the second motor 212 is started. The second motor 212 drives the rotating seat 214 and the cleaning wipe 215 to rotate through the second rotating shaft 213. The cleaning wipe 215 rotates to clean the dust on the surface of the dust detector 210. The device can clean the dust attached to the surface of the dust detector 210, thereby ensuring that the detection accuracy of the dust detector 210 is not affected.

[0029] In the present invention, an air blowing mechanism 3 is installed above the detection mechanism 2, and the air blowing mechanism 3 includes a filter box 301, a filter cartridge 302, a fan 303, an air pipe 304, and a nozzle 305. The filter cartridge 302 is installed inside the filter box 301, the fan 303 is installed above the filter box 301, the air pipe 304 is installed at the front and rear of the filter box 301, and the nozzle 305 is fixed to the end of the air pipe 304 away from the filter box 301; the filter box 301 is in the shape of a cube, and the fan 303 is connected to the filter box 301 by bolts; after the preliminary cleaning of the dust on the surface of the dust detector 210 is completed, the second motor 212 is turned off and the first motor 205 is started, and the first motor 20 The first rotating shaft 206 drives the gear 207 to rotate clockwise, and the gear 207 rotating clockwise rises under the action of the tooth plate 203, and the lifting seat 204 and the dust detector 210 rise accordingly. When the dust detector 210 rises between the two nozzles 305, the first motor 205 stops running, and the fan 303 is started. Under the action of the fan 303, the outside air enters the filter box 301, and the filter cartridge 302 filters the impurities in the air. The filtered air enters the air delivery pipe 304, and the air in the air delivery pipe 304 is sprayed out through the nozzle 305. The sprayed air cleans the dust remaining on the surface of the dust detector 210, thereby further improving the dust cleaning effect.

[0030] In the above structure: when the device is used, the device is moved to the detection point in the tunnel, and then the dust detector 210 is turned on to detect the dust concentration around the device. When there is a lot of dust attached to the surface of the dust detector 210, the first motor 205 is started, and the first motor 205 drives the gear 207 to rotate counterclockwise through the first rotating shaft 206. The counterclockwise rotating gear 207 descends under the action of the toothed plate 203, and the lifting seat 204 descends accordingly. The lifting seat 204 drives the dust detector 210 to descend through the lifting rod 208 and the lifting plate 209. When the dust detector 210 descends and contacts the cleaning wipe 215, the first motor 205 stops running, and the second motor 212 is started. The second motor 212 drives the rotating seat 214 and the cleaning wipe 215 to rotate through the second rotating shaft 213. The rotation of the cleaning wipe 215 The dust on the surface of the dust detector 210 is cleaned. After the preliminary cleaning of the dust on the surface of the dust detector 210 is completed, the second motor 212 is turned off and the first motor 205 is started. The first motor 205 drives the gear 207 to rotate clockwise through the first rotating shaft 206. The clockwise rotating gear 207 rises under the action of the toothed plate 203, and the lifting seat 204 and the dust detector 210 rise accordingly. When the dust detector 210 rises between the two nozzles 305, the first motor 205 stops running and the fan 303 is started. The outside air enters the filter box 301 under the action of the fan 303, and the filter cartridge 302 filters the impurities in the air. The filtered air enters the air pipe 304, and the air in the air pipe 304 is sprayed out through the nozzle 305. The sprayed air cleans the dust remaining on the surface of the dust detector 210.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A tunnel dust detector, comprising a moving mechanism (1), characterized in that: It also includes a detection mechanism (2) for detecting the dust concentration in the tunnel, wherein the detection mechanism (2) is fixed on the moving mechanism (1); The detection mechanism (2) comprises a bearing plate (201), a fixing frame (202) mounted above the bearing plate (201), a tooth plate (203) mounted on one side of the fixing frame (202), a bending plate (211) mounted on the other side of the fixing frame (202), a lifting seat (204) mounted on the fixing frame (202), a first motor (205) fixed at the rear of the lifting seat (204), a first rotating shaft (206) fixed at the output end of the first motor (205), a gear (207) fixed at the outside of the first rotating shaft (206), and a lifting rod (208) mounted on the lifting seat ( 204), a lifting plate (209) is installed on one end of the lifting rod (208) away from the lifting seat (204), a dust detector (210) is installed on one side of the lifting plate (209) away from the lifting rod (208), a cleaning component is installed on the bent plate (211), and the cleaning component includes a second motor (212), a second rotating shaft (213) is fixed to the output end of the second motor (212), a rotating seat (214) is fixed to one end of the second rotating shaft (213) away from the second motor (212), and a cleaning wipe (215) is installed above the rotating seat (214).

2. A tunnel dust detector according to claim 1, characterized in that: The moving mechanism (1) comprises a moving block (101), and a moving wheel (102) is installed below the moving block (101).

3. A tunnel dust detector according to claim 2, characterized in that: An air blowing mechanism (3) is installed above the detection mechanism (2), and the air blowing mechanism (3) comprises a filter box (301), a filter cartridge (302) is installed inside the filter box (301), a fan (303) is installed above the filter box (301), an air supply pipe (304) is installed at the front and rear of the filter box (301), and a nozzle (305) is fixed at one end of the air supply pipe (304) away from the filter box (301).

4. The tunnel dust detector according to claim 2, characterized in that: The moving block (101) is made of stainless steel, and the moving wheel (102) is rotatably connected to the moving block (101).

5. The tunnel dust detector according to claim 1, characterized in that: The first motor (205) is connected to the lifting seat (204) via bolts, and the cleaning wipe (215) is made of sponge.

6. The tunnel dust detector according to claim 3, characterized in that: The filter box (301) is in the shape of a cube, and the fan (303) is connected to the filter box (301) via bolts.

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