CN216117515U

CN216117515U - Detection box for air detection

Info

Publication number: CN216117515U
Application number: CN202122110346.5U
Authority: CN
Inventors: 张伟
Original assignee: Individual
Current assignee: Sino-Singapore Tianjin Eco-city Environment and Green Building Experimental Center Co.,Ltd.
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-22
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a detection box for air detection, which belongs to the technical field of air quality detection equipment and comprises a bottom plate, wherein a support frame is fixedly arranged on the bottom plate, a detection box body is arranged on the support frame, rear wheels are fixedly arranged at two corners of one side of the bottom plate, a rotating shaft is fixedly arranged between the two rear wheels, a driving wheel is fixedly arranged on the rotating shaft, the driving wheel is in transmission connection with a driven wheel through a belt, the driven wheel is fixedly connected on a rotating shaft, the rotating shaft is rotatably connected on a first fixing frame, the first fixing frame is fixedly connected on one side wall of the support frame, an eccentric wheel is also fixedly connected on the rotating shaft, the eccentric wheel is hinged with one end of a push-pull rod through a connecting rod, and the other end of the push-pull rod extends into a detection cylinder and is fixedly connected with a piston; the utility model does not need other electric components such as a fan and the like, reduces the production cost, simultaneously avoids the problem that the outdoor work cannot be charged and used, is difficult to damage because the detection probe is positioned in the detection cylinder, and greatly prolongs the service life of the detection probe.

Description

Detection box for air detection

Technical Field

The utility model belongs to the technical field of air quality detection equipment, and particularly relates to a detection box for air detection.

Background

The air detection in a broad sense refers to the detection of the composition of air, and the air detection in a narrow sense mainly from the application point of view, and the important research is the indoor air detection, which refers to the detection of the air quality by the decoration pollution caused by the release of substances harmful to human bodies contained in indoor decoration materials, furniture and the like into home and office environments.

At present, need use empty gas detection survey equipment when detecting the work to the air, the test probe among the current empty gas detection survey equipment is in the outside, receives the collision easily and damages, and built-in test probe need use power parts such as fan with the air suction to detect the intracavity to improved manufacturing cost, be difficult to detect the work to the air of co-altitude, detection range is comparatively limited.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a detection box for air detection to solve the above problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: a detection box for air detection comprises a bottom plate, wherein a support frame is fixedly arranged on the bottom plate, a detection box body is arranged on the support frame, rear wheels are fixedly arranged at two corners of one side of the bottom plate, a rotating shaft is fixedly arranged between the two rear wheels, a driving wheel is fixedly arranged on the rotating shaft and is in transmission connection with a driven wheel through a belt, the driven wheel is fixedly connected onto a rotating shaft, the rotating shaft is rotatably connected onto a first fixing frame, the first fixing frame is fixedly connected onto one side wall of the support frame, an eccentric wheel is further fixedly connected onto the rotating shaft and is hinged with one end of a push-pull rod through a connecting rod, the other end of the push-pull rod extends into the detection cylinder and is fixedly connected with a piston, the piston is movably connected into the detection cylinder, the detection cylinder is arranged on the detection box body through a fixing seat, an air inlet pipe and an air outlet pipe are connected to one end of the detection cylinder, the air inlet pipe and the air outlet pipe are soft pipelines, and an air inlet check valve and an air outlet check valve are respectively arranged on the air inlet pipe and the air outlet pipe, the gas collecting hood is fixedly arranged at one end of the gas inlet pipe, which is far away from the detection cylinder, and the gas collecting hood is fixedly arranged above the support frame through the lifting assembly.

In a preferred embodiment, the bottom plate is provided with a notch at a position corresponding to the belt.

As a preferred embodiment, two corners of the other side of the bottom plate are respectively and fixedly provided with a front wheel, the two front wheels are respectively self-locking caster wheels, and a pushing handle is fixedly arranged at a position on the bottom plate corresponding to the rear wheel.

In a preferred embodiment, the detection box is connected to a plurality of detection probes through a plurality of wires, and the plurality of detection probes are all mounted in the detection cylinder.

As a preferred embodiment, the lifting component comprises a second fixed frame fixedly connected to the support frame, a threaded rod is rotatably connected to the second fixed frame, a rotating handle is fixedly connected to the bottom end of the threaded rod, the top end of the threaded rod is connected to the inside of a threaded cylinder in a spiral transmission mode, the top end of the threaded cylinder is fixedly connected to the outer wall of the gas collecting hood, two limiting protrusions are fixedly connected to the outer wall of the threaded cylinder, the threaded cylinder and the limiting protrusions are connected to the inside of a limiting block in a sliding mode, and the limiting block is fixedly connected to the second fixed frame through the fixing block.

In a preferred embodiment, a dust filter screen is embedded in the opening of the gas collecting hood.

Compared with the prior art, the detection box for air detection provided by the utility model at least has the following beneficial effects:

(1) when the push handle pushes the whole body to move, the rear wheel is used for driving the rotating shaft to rotate, the rotating shaft drives the eccentric wheel to rotate through the transmission action of the driving wheel, the belt and the driven wheel, the eccentric wheel drives the push-pull rod to move in a reciprocating manner through the hinging action of the connecting rod, so that the piston moves in a reciprocating manner, and then the air is automatically and circularly sucked into the detection cylinder through the matching use of the air inlet one-way valve and the air outlet one-way valve, and the air quality detection work is carried out through the matching use of the detection box body and the detection probe;

(2) through lifting unit's setting, it is rotatory to rotate the turning handle and drive the threaded rod, and the threaded rod drives a screw thread section of thick bamboo through the screw drive effect with a screw thread section of thick bamboo and reciprocates, and then can drive the gas collecting channel and reciprocate, gathers work to the air of co-altitude, and then detects work to the air of co-altitude not, improves detection range.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the construction of the connection between the rear wheel and the piston according to the present invention;

FIG. 4 is a schematic view of the lifting assembly of the present invention;

FIG. 5 is a schematic structural view of a section of a detection cylinder on the detection box body according to the present invention.

In the figure: 1. a base plate; 2. a support frame; 3. detecting the box body; 4. a front wheel; 5. a rear wheel; 6. a rotating shaft; 7. a driving wheel; 8. a belt; 9. a driven wheel; 10. a rotating shaft; 11. an eccentric wheel; 12. a first fixing frame; 13. a connecting rod; 14. a push-pull rod; 15. a piston; 16. a detection cylinder; 17. a fixed seat; 18. a wire; 19. detecting a probe; 20. an air inlet pipe; 21. a gas-collecting hood; 211. a dust filter screen; 22. an air inlet check valve; 23. an air outlet pipe; 24. an air outlet one-way valve; 25. a lifting assembly; 251. a second fixing frame; 252. a threaded rod; 253. a handle is rotated; 254. a threaded barrel; 255. a limiting bulge; 256. a limiting block; 257. a fixed block; 26. a pushing handle.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-5, the present invention provides a detection box for air detection, including a bottom plate 1, a support frame 2 is fixedly disposed on the bottom plate 1, a detection box body 3 is disposed on the support frame 2, rear wheels 5 are fixedly disposed at two corners of one side of the bottom plate 1, a rotation shaft 6 is fixedly disposed between the two rear wheels 5, a driving wheel 7 is fixedly disposed on the rotation shaft 6, the driving wheel 7 is in transmission connection with a driven wheel 9 through a belt 8, the driven wheel 9 is fixedly connected to a rotation shaft 10, the rotation shaft 10 is rotatably connected to a fixed frame 12, the fixed frame 12 is fixedly connected to one side wall of the support frame 2, the rotation shaft 10 is further fixedly connected to an eccentric wheel 11, the eccentric wheel 11 is hinged to one end of a push-pull rod 14 through a connecting rod 13, the other end of the push-pull rod 14 extends into the detection cylinder 16 and is fixedly connected to a piston 15, the piston 15 is movably connected in the detection cylinder 16, the detection cylinder 16 is mounted on the detection box body 3 through a fixed seat 17, an air inlet pipe 20 and an air outlet pipe 23 are connected to one end of the detection cylinder 16, the air inlet pipe 20 and the air outlet pipe 23 are both soft pipelines, an air inlet check valve 22 and an air outlet check valve 24 are respectively installed on the air inlet pipe 20 and the air outlet pipe 23, a gas collecting hood 21 is fixedly arranged at one end, far away from the detection cylinder 16, of the air inlet pipe 20, and the gas collecting hood 21 is fixedly arranged above the support frame 2 through a lifting assembly 25.

As further shown in fig. 1, a gap is formed in the position of the bottom plate 1 corresponding to the belt 8; the belt 8 is convenient to pass through, and influence on transmission of the belt 8 is avoided.

As further shown in fig. 2, front wheels 4 are fixedly arranged at two corners of the other side of the bottom plate 1, the two front wheels 4 are self-locking caster wheels, and a pushing handle 26 is fixedly arranged on the bottom plate 1 at a position corresponding to the rear wheel 5; the purpose of self-locking can be realized, and the integral device is ensured to be more stable when being parked.

As further shown in fig. 5, the detection box 3 is connected with a plurality of detection probes 19 through a plurality of wires 18, and the plurality of detection probes 19 are all installed in the detection cylinder 16; the air quality detection work is carried out by the matching use of the detection box body 3 and the detection probe 19.

As further shown in fig. 4, the lifting assembly 25 includes a second fixing frame 251 fixedly connected to the support frame 2, a threaded rod 252 is rotatably connected to the second fixing frame 251, a rotating handle 253 is fixedly connected to the bottom end of the threaded rod 252, the top end of the threaded rod 252 is spirally connected to the inside of a threaded cylinder 254, the top end of the threaded cylinder 254 is fixedly connected to the outer wall of the gas collecting hood 21, two limiting protrusions 255 are fixedly connected to the outer wall of the threaded cylinder 254, the threaded cylinder 254 and the limiting protrusions 255 are both slidably connected to a limiting block 256, and the limiting block 256 is fixedly connected to the second fixing frame 251 through a fixing block 257; the rotating handle 253 is rotated and the threaded rod 252 is driven to rotate, the threaded rod 252 drives the threaded cylinder 254 to move up and down through the screw transmission effect with the threaded cylinder 254, and then the gas collecting hood 21 can be driven to move up and down, the air at different heights is collected, the air at different heights is detected, the detection range is improved, and the limiting protrusion 255 and the limiting block 256 are matched for use, so that the threaded cylinder 254 is limited to rotate, and the threaded cylinder 254 is more stable when moving up and down.

As further shown in fig. 4, a dust filter 211 is embedded in the opening of the gas collecting channel 21; the dust is prevented from entering the detection cylinder 16 to influence the operation of the detection probe 19.

When in use, the lifting component 25 is arranged to rotate the rotating handle 253 and drive the threaded rod 252 to rotate, the threaded rod 252 drives the threaded cylinder 254 to move up and down through the screw transmission action with the threaded cylinder 254, so as to drive the gas-collecting hood 21 to move up and down, collect the air with different heights and further detect the air with different heights, after the height adjustment of the gas-collecting hood 21 is finished, the whole body is pushed to move through the push handle 26, the rear wheel 5 is in a rotating state during movement, the rotating shaft 6 is driven to rotate through the rotation of the rear wheel 5, the rotating shaft 6 drives the eccentric wheel 11 to rotate through the transmission action of the driving wheel 7, the belt 8 and the driven wheel 9, the eccentric wheel 11 drives the push-pull rod 14 to move back and forth through the hinging action of the connecting rod 13, so as to make the piston 15 move back and forth, and then the air is automatically and circularly pumped into the detection cylinder 16 through the matching use of the air inlet check valve 22 and the air outlet check valve 24, the air quality detection can be performed by matching the detection box body 3 and the detection probe 19.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a detection case for empty gas detection surveys, includes bottom plate (1), its characterized in that: the detection device is characterized in that a support frame (2) is fixedly arranged on a bottom plate (1), a detection box body (3) is arranged on the support frame (2), rear wheels (5) are fixedly arranged at two corners of one side of the bottom plate (1), a rotating shaft (6) is fixedly arranged between the two rear wheels (5), a driving wheel (7) is fixedly arranged on the rotating shaft (6), the driving wheel (7) is in transmission connection with a driven wheel (9) through a belt (8), the driven wheel (9) is fixedly connected onto a rotating shaft (10), the rotating shaft (10) is rotatably connected onto a first fixing frame (12), the first fixing frame (12) is fixedly connected onto one side wall of the support frame (2), an eccentric wheel (11) is further fixedly connected onto the rotating shaft (10), the eccentric wheel (11) is hinged with one end of a push-pull rod (14) through a connecting rod (13), the other end of the push-pull rod (14) extends into a detection cylinder (16) and is fixedly connected with a piston (15), and the piston (15) is movably connected into the detection cylinder (16), detect a section of thick bamboo (16) and install on detecting box (3) through fixing base (17), the one end department of detecting a section of thick bamboo (16) is connected with intake pipe (20) and outlet duct (23), intake pipe (20) and outlet duct (23) are soft pipeline, install respectively on intake pipe (20) and outlet duct (23) admit air check valve (22) and give vent to anger check valve (24), the one end department that detects a section of thick bamboo (16) is kept away from in intake pipe (20) has set firmly gas collecting channel (21), gas collecting channel (21) set firmly the top at support frame (2) through lifting unit (25).

2. The air detection box according to claim 1, wherein: a notch is formed in the position, corresponding to the belt (8), of the bottom plate (1).

3. The air detection box according to claim 1, wherein: two corners of bottom plate (1) bottom opposite side all set firmly front wheel (4), and two front wheel (4) all specifically are the auto-lock truckle, and the position department that corresponds rear wheel (5) on bottom plate (1) has set firmly and has pushed away handle (26).

4. The air detection box according to claim 1, wherein: the detection box body (3) is connected with a plurality of detection probes (19) through a plurality of wires (18), and the detection probes (19) are all installed in the detection cylinder (16).

5. The air detection box according to claim 1, wherein: the lifting component (25) comprises a second fixing frame (251) fixedly connected to the support frame (2), a threaded rod (252) is rotatably connected to the second fixing frame (251), a rotating handle (253) is fixedly connected to the bottom end of the threaded rod (252), the top end of the threaded rod (252) is connected to the interior of a threaded cylinder (254) in a spiral transmission mode, the top end of the threaded cylinder (254) is fixedly connected to the outer wall of the gas collecting hood (21), two limiting protrusions (255) are fixedly connected to the outer wall of the threaded cylinder (254), the threaded cylinder (254) and the limiting protrusions (255) are connected to the limiting blocks (256) in a sliding mode, and the limiting blocks (256) are fixedly connected to the second fixing frame (251) through fixing blocks (257).

6. The air detection box according to claim 1, wherein: and a dust filtering net (211) is embedded at the opening of the gas collecting hood (21).