CN210269531U

CN210269531U - Dust sensor housing for construction site

Info

Publication number: CN210269531U
Application number: CN201921167746.6U
Authority: CN
Inventors: 易元杰
Original assignee: Chongqing Haoassistant Trade Co Ltd
Current assignee: Chongqing Haoassistant Trade Co Ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-04-07
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a dust sensor casing for building site, which comprises a housin, separate into through the division board in the casing and detect the chamber and admit air the chamber, detect the chamber and admit air the chamber and set up side by side, detect the fixed dust sensor that is provided with of lateral wall on the intracavity chamber, and detect the intracavity and still be provided with the air exhauster, admit air the intracavity be provided with the square intake pipe that detects the chamber intercommunication, and square intake pipe runs through chamber one side outer wall and external intercommunication that admits air, the casing top is equipped with the cistern, the cistern below is provided with the inlet tube of intercommunication, the inlet tube is run through on the casing downwards lateral wall and the setting of lateral wall in the square intake pipe, and inlet tube lower extreme opening part is provided with the seal, inlet tube and square intake pipe junction are provided with position symmetry. The utility model discloses the water economy resource can realize self-cleaning, has reduced artifical abluent cost, has very high practicality.

Description

Dust sensor housing for construction site

Technical Field

The utility model relates to a building site check out test set technical field especially relates to a dust sensor casing for building site.

Background

With the development of society and the progress of times, the working environment safety of workers is more and more concerned, the environment safety is undoubtedly more important for workers working on construction sites, the dust on the construction sites is large, and a dust sensor is needed to detect the concentration of the dust on the construction sites.

Traditional dust sensor shell is after long-time work, piles up a large amount of dust in the intake pipe easily, has influenced the normal entering detection chamber of dust on the one hand, and on the other hand has also influenced the testing result, need carry out abluent the intake pipe time, needs the staff to dismantle the casing out, washs, and the operation is complicated, has improved the cost of labor, and the practicality is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that current sensor shell can't self-cleaning, the cost of labor is higher, the practicality is lower, and the dust sensor casing for building site who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dust sensor shell for a building site comprises a shell, wherein the shell is divided into a detection cavity and an air inlet cavity by a partition plate, the detection cavity and the air inlet cavity are arranged side by side, a dust sensor is fixedly arranged on the upper side wall of the cavity of the detection cavity, an exhaust fan is also arranged in the detection cavity, a square air inlet pipe communicated with the detection cavity is arranged in the air inlet cavity, the square air inlet pipe penetrates through the outer wall of one side of the air inlet cavity and is communicated with the outside, a water storage tank is arranged above the shell, a communicated water inlet pipe is arranged below the water storage tank, the water inlet pipe penetrates through the upper side wall of the shell and the upper side wall of the square air inlet pipe downwards, a seal is arranged at the opening at the lower end of the water inlet pipe, a position-symmetrical water outlet is arranged at the joint of the water inlet pipe and the square, the outer wall of one side of the water inlet pipe is fixedly provided with a connecting rod, the connecting rod penetrates through the telescopic plate corresponding to the upper side wall fixedly connected with of the square air inlet pipe downwards, the telescopic plate is matched with the cross section of the square air inlet pipe, the lower side wall of the telescopic plate is provided with a first magnetic block, and the inner wall of the lower side of the square air inlet pipe is fixedly provided with a second magnetic block matched with the first magnetic block.

Preferably, an air inlet cover matched with the square air inlet pipe is fixedly arranged on the outer side wall of the shell.

Preferably, the fixed liquid reserve tank that is provided with of casing lateral wall, it has the piston board to slide the close joint in the liquid reserve tank, the fixed push rod that is provided with of piston board one side lateral wall, the push rod runs through liquid reserve tank lateral wall and casing lateral wall fixedly connected with and cleans the sponge, piston board opposite side is equipped with the evaporating liquid, and the evaporating liquid is located the liquid reserve tank.

Preferably, the liquid storage tank is made of aluminum metal with better heat conductivity.

Preferably, the outer surface of the connecting rod is coated with an anti-corrosion coating layer with uniform thickness.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up cistern and inlet tube and can realize the self-cleaning to the side shape inlet tube inner wall above the casing, the artificial cleaning cost has been reduced, and the water economy resource, have very high practicality, through can setting up liquid reserve tank and evaporating liquid by the lateral wall, utilize the change that external temperature variation arouses the evaporating liquid to mention, thereby promote to clean the sponge and clean the side shape inlet tube inner wall, with the cistern cooperation, ensure that the dust in the square inlet tube can not pile up the back, thereby influence the dust sensor testing result.

Drawings

Fig. 1 is the utility model provides a structural schematic of dust sensor casing for building site.

Fig. 2 is an enlarged view of a point a in fig. 1.

In the figure: 1 casing, 2 detection chambeies, 3 air inlet chamber, 4 square intake pipe, 5 dust sensor, 6 air inlet cover, 7 cistern, 8 inlet tubes, 9 reset spring, 10 connecting rods, 11 expansion plate, 12 liquid reserve tanks, 13 piston plates, 14 push rods, 15 clean sponge, 16 delivery ports, 17 sealing plugs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a dust sensor housing for construction sites comprises a housing 1, the housing 1 is divided into a detection chamber 2 and an air inlet chamber 3 by a partition plate, the detection chamber 2 and the air inlet chamber 3 are arranged side by side, a dust sensor 5 is fixedly arranged on the upper side wall of the inner chamber of the detection chamber 2, an exhaust fan is also arranged in the detection chamber 2, a square air inlet pipe 4 communicated with the detection chamber 2 is arranged in the air inlet chamber 3, the square air inlet pipe 4 penetrates through the outer wall of one side of the air inlet chamber 3 to be communicated with the outside, an air inlet cover 6 matched with the square air inlet pipe 4 is fixedly arranged on the outer side wall of the housing 1, the air inlet cover can be matched with the square air inlet pipe 4 to better suck outside air into the detection chamber 2 for detection of the dust sensor, a reservoir 7 is arranged above the housing 1, a communicated water inlet pipe 8 is arranged below the reservoir 7, a seal is arranged at the opening at the lower end of the water inlet pipe 8, water outlets 16 with symmetrical positions are arranged at the joint of the water inlet pipe 8 and the square air inlet pipe 4, a matched sealing plug 17 is arranged on the square air inlet pipe 4, a plurality of groups of reset springs 9 with symmetrical positions are fixedly connected between the lower side wall of the reservoir 7 and the upper side outer wall of the shell 1, a connecting rod 10 is fixedly arranged on the outer wall of one side of the water inlet pipe 8, an anti-corrosion coating with uniform thickness is coated on the outer surface of the connecting rod 10, the connecting rod 10 needs to be contacted with rainwater in the process of flushing the square air inlet pipe 4, corrosion easily occurs in the process of long-term use, the service life of the connecting rod 10 can be prolonged by;

connecting rod 10 runs through the expansion plate 11 that square intake pipe 4 side wall fixedly connected with corresponds downwards, expansion plate 11 matches the setting with square intake pipe 4 cross section, and expansion plate 11 side wall is provided with first magnetism piece, square intake pipe 4 side wall is fixed to be provided with the second magnetism piece that matches with first magnetism piece, 1 lateral wall of casing is fixed and is provided with liquid reserve tank 12, sliding seal has piston plate 13 in

liquid reserve tank

12, 13 lateral wall of piston plate one side is fixed and is provided with push rod 14, push rod 14 runs through liquid reserve tank 12 lateral wall and 1 lateral wall fixedly connected with of casing and cleans

sponge

15, 13 opposite side of piston plate is equipped with the evaporating liquid, and the evaporating liquid is located liquid reserve tank 12, liquid reserve tank 12 has the better aluminium metal of heat conductivility to make, metal aluminium has good heat conductivity, can be better transmit the evaporating liquid with external temperature for.

In the utility model, during rainfall, along with the accumulation of rainwater in the reservoir 7, the reset spring 9 is gradually compressed, the reservoir 7 drives the water inlet pipe 8 to move downwards, at the moment, the water outlet 16 loses the blockage of the sealing plug 17, the rainwater in the reservoir 7 enters the square air inlet pipe 4 through the water inlet pipe 8 and the water outlet 16, the water inlet pipe 8 drives the connecting rod 10 to move downwards in the downward moving process, the expansion plate 11 moves downwards along with the expansion plate 11, after the expansion plate 11 moves downwards to a certain degree, the first magnetic block and the second magnetic block attract each other, the expansion plate 11 blocks the square air inlet pipe 4 and the detection cavity 2, the rainwater is ensured not to enter the detection cavity 2, the inner wall of the square air inlet pipe 4 can be washed, after the rainfall is over, the reservoir 7 recovers the original weight again, the elasticity of the reset spring 9 is greater than the gravity of the reservoir 7, the water inlet pipe 8 moves upwards, the water, connecting rod 10 also drives expansion plate 11 and moves upward, first magnetic block and the separation of second magnetic block, in addition, when building site temperature was higher, the evaporation liquid gasification, the volume increase itself promoted piston plate 13 and moves forward, push rod 14 promoted to wipe sponge 15 and wipe the inner wall of square intake pipe 4, the temperature reduces night, the evaporation liquid resumes liquid state again, piston plate 13 resumes original position, push rod 14 drives and wipes sponge 15 and withdraw again and detect in the chamber 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The dust sensor shell for the building site comprises a shell (1) and is characterized in that a detection cavity (2) and an air inlet cavity (3) are separated into the shell (1) through a partition plate, the detection cavity (2) and the air inlet cavity (3) are arranged side by side, a dust sensor (5) is fixedly arranged on the side wall of the inner cavity of the detection cavity (2), an exhaust fan is further arranged in the detection cavity (2), a square air inlet pipe (4) communicated with the detection cavity (2) is arranged in the air inlet cavity (3), the square air inlet pipe (4) penetrates through the outer wall of one side of the air inlet cavity (3) and is communicated with the outside, a reservoir (7) is arranged above the shell (1), a communicated water inlet pipe (8) is arranged below the reservoir (7), and the water inlet pipe (8) downwards penetrates through the upper side wall of the shell (1) and is arranged on the side wall of, a seal is arranged at the lower end opening of the water inlet pipe (8), water outlets (16) with symmetrical positions are arranged at the joint of the water inlet pipe (8) and the square air inlet pipe (4), a matched sealing plug (17) is arranged on the square air inlet pipe (4), a plurality of groups of return springs (9) with symmetrical positions are fixedly connected between the lower side wall of the reservoir (7) and the upper side outer wall of the shell (1), a connecting rod (10) is fixedly arranged on the outer wall of one side of the water inlet pipe (8), the connecting rod (10) penetrates through the upper side wall of the square air inlet pipe (4) downwards and is fixedly connected with a corresponding expansion plate (11), the expansion plate (11) is matched with the cross section of the square air inlet pipe (4), and the lower side wall of the expansion plate (11) is provided with a first magnetic block, and the lower side inner wall of the square air inlet pipe (4) is fixedly provided with a second magnetic block matched with the first magnetic block.

2. A dust sensor housing for construction sites according to claim 1, characterized in that an air inlet cover (6) matched with the square air inlet pipe (4) is fixedly arranged on the outer side wall of the housing (1).

3. The dust sensor housing for the construction site as claimed in claim 1, wherein a liquid storage tank (12) is fixedly arranged on the outer side wall of the housing (1), a piston plate (13) is slidably and tightly connected in the liquid storage tank (12), a push rod (14) is fixedly arranged on the side wall of one side of the piston plate (13), the push rod (14) penetrates through the side wall of the liquid storage tank (12) and a wiping sponge (15) fixedly connected with the side wall of the housing (1), an evaporation liquid is arranged on the other side of the piston plate (13), and the evaporation liquid is located in the liquid storage tank (12).

4. A construction site dust sensor housing according to claim 3, wherein the reservoir (12) is made of aluminum metal having a good thermal conductivity.

5. A dust sensor housing for construction sites according to claim 1, wherein the outer surface of the connecting rod (10) is coated with a rust-proof coating of uniform thickness.