CN210322936U

CN210322936U - Portable air detection device

Info

Publication number: CN210322936U
Application number: CN201920830977.4U
Authority: CN
Inventors: 孟胜强; 何峡涛; 张�杰
Original assignee: Wuxi Huanjing Testing Technology Co ltd
Current assignee: Wuxi Huanjing Testing Technology Co ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-04-14
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a portable empty gas detection surveys device, including empty gas detection surveys box, pull rod and pulley, empty gas detection surveys box top and is equipped with the switch, empty gas detection surveys box top both ends and all is equipped with the lug, the pull rod passes through the lug and connects on empty gas detection surveys the box, the pull rod includes a mobile jib and two telescopic links, the telescopic link contains connecting pipe and fixed pipe, and the inner wall and the fixed outer wall of pipe of connecting pipe are sliding connection, the aperture has all been seted up on the outer wall of connecting pipe one side, all be equipped with the spring button that the equidistance distributes on the outer wall of fixed pipe one end, empty gas detection surveys box bottom portion four corners all is equipped with square groove, and the pulley articulates in one side inner wall of. This practicality is through the hand lever and the folding pulley that can stretch out and draw back at will, conveniently carries, through the battery, can give the box body power supply, uses at any time, through the filterable air of filter screen, and the box body need not wash after using, and is convenient simple.

Description

Portable air detection device

Technical Field

The utility model relates to an empty gas detection surveys technical field, especially relates to a portable empty gas detection surveys device.

Background

In recent years, people live more and more, but the air environment quality is worse and worse, the severe air environment seriously threatens the physical and mental health of people, and in the face of the severe air environment, China also sets out relevant air environment governing regulations and policies, and in daily life, people not only need to avoid the air quality deterioration caused by doing the air environment but also need to make precautionary measures to effectively avoid being influenced by the severe air environment. However, the existing air detection equipment is not light enough, so that the air detection equipment is inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable air detection device.

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

a portable air detection device comprises an air detection box, a pull rod and a pulley, wherein a switch is arranged at the top end of the air detection box, lifting lugs are arranged at two ends of the top of the air detection box, the pull rod is connected to the air detection box through the lifting lugs and comprises a main rod and two telescopic rods, the draw bar is of a concave structure, the telescopic rod comprises a connecting pipe and a fixed pipe, the inner wall of the connecting pipe is connected with the outer wall of the fixed pipe in a sliding way, the outer wall of one side of the connecting pipe is provided with small holes, the outer wall of one end of the fixed pipe is provided with spring buttons which are distributed at equal intervals, the inner wall of the air detection box is provided with a damping ring, the outer wall of one side of the air detection box, which is close to the damping ring, is provided with a battery box, the four corners of the bottom of the air detection box are provided with square grooves, and the pulleys are hinged to the inner wall of one side of the bottom of each square groove.

Preferably, the outer wall of one side of the air detection box is communicated with an air inlet and an air outlet which are distributed equidistantly, a filter screen is bonded at one end of the air inlet close to the outside atmosphere, and a one-way valve is arranged at the other side of the air inlet and enables air to flow into the air detection box from the outside only.

Preferably, aperture and spring button joint, and spring button contain a semicircular fixture block and a spring, pulley and square groove looks adaptation, and the pulley can be placed inside square groove through the hinge.

Preferably, the switch is connected to a battery box, and the battery box contains a battery.

Preferably, the outer wall of the main rod is sleeved with a rubber sleeve.

The utility model has the advantages that:

1. through empty gas detection survey box volume less, and the box body connects at will flexible pull rod area, conveniently carries more, through box body bottom articulated can folding pulley wantonly, the user can directly drag the line, and the buffer band that the box body has reduces the damage to internal device, and empty gas detection survey the cassette tape has the battery case, can be by the direct power supply of battery, convenient to use, labour saving and time saving is convenient for go out the use.

2. Through the filter screen of air inlet department on the atmospheric pressure detects the box, when containing large granule material in the detection gas, the filter screen can prevent this kind of material to get into box body interference detection, reduces the error for the testing result is more accurate, and uses the back for a long time, because inside large granule material can't get into the air detection box, so need not go to wash, convenient save time.

Drawings

Fig. 1 is a schematic front view of a portable air detection device according to the present invention;

fig. 2 is the utility model provides a portable air detection device's side view structure schematic diagram.

In the figure: the device comprises an air detection box 1, a pull rod 2, a rubber sleeve 3, a main rod 4, a telescopic rod 5, a switch 6, a lifting lug 7, a small hole 8, a spring button 9, a damping ring 10, a filter screen 11, an air inlet 12, a check valve 13, a battery box 14, an air outlet 15, a pulley 16, a square groove 17, a connecting pipe 18 and a fixing pipe 19.

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.

Referring to fig. 1-2, a portable air detection device comprises an air detection box 1, a pull rod 2 and pulleys 16, wherein a switch 6 is arranged at the top end of the air detection box 1, lifting lugs 7 are arranged at both ends of the top of the air detection box 1, the pull rod 2 is connected to the air detection box 1 through the lifting lugs 7, the pull rod 2 comprises a main rod 4 and two telescopic rods 5, the pull rod 2 is in a concave structure, each telescopic rod 5 comprises a connecting pipe 18 and a fixed pipe 19, the inner wall of the connecting pipe 18 is in sliding connection with the outer wall of the fixed pipe 19, small holes 8 are arranged on the outer wall of one side of the connecting pipe 18, spring buttons 9 distributed at equal intervals are arranged on the outer wall of one end of the fixed pipe 19, a damping ring 10 is arranged on the inner wall of the air detection box 1, a battery box 14 is arranged on the outer wall of one side of the air detection, and the pulley 16 is hinged on one side inner wall of the bottom of the square groove 17.

The utility model discloses in, 1 one side outer wall of empty gas detection surveys box all communicates air inlet 12 and gas vent 15 that has the equidistance and distributes, and air inlet 12 bonds near the atmospheric one end in outside has filter screen 11, the opposite side is equipped with check valve 13, inside check valve 13 made the air can only follow the empty gas detection surveys box 1 outside and flows in, aperture 8 and spring button 9 joint, and spring button 9 contains a semi-circular fixture block and a spring,

pulley

16 and 17 looks adaptations of square groove, and pulley 16 can place inside square groove 17 through the hinge, switch 6 connects in battery case 14, and battery case 14 is equipped with the battery, rubber sleeve 3 has been cup jointed on the 4 outer walls of mobile jib.

The working principle is as follows: install battery to battery case 14, open switch 6, the air passes through the isolated great granule impurity of filter screen 11, enters into air inlet 12, because check valve 13, outside aerial detection box 1 air can not flow into the atmosphere, through the empty gas detection survey module in the aerial detection box 1, advances data reception, data conversion and data transmission and reachs display control module, and the data that the digitization obtained make the result more directly perceived.

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. A portable air detection device comprises an air detection box (1), a pull rod (2) and pulleys (16), and is characterized in that a switch (6) is arranged at the top end of the air detection box (1), lifting lugs (7) are arranged at two ends of the top of the air detection box (1), the pull rod (2) is connected to the air detection box (1) through the lifting lugs (7), the pull rod (2) comprises a main rod (4) and two telescopic rods (5), the pull rod (2) is of a concave structure, the telescopic rods (5) comprise connecting pipes (18) and fixed pipes (19), the inner walls of the connecting pipes (18) are in sliding connection with the outer walls of the fixed pipes (19), small holes (8) are formed in the outer wall of one side of each connecting pipe (18), spring buttons (9) which are distributed at equal intervals are arranged on the outer wall of one end of each fixed pipe (19), damping rings (10) are arranged on the inner wall of the air detection box (1), be equipped with battery case (14) on the lateral wall that empty gas detection surveys box (1) is close to damping ring (10), empty gas detection surveys box (1) bottom four corners and all is equipped with square groove (17), and pulley (16) articulate on the lateral wall of square groove (17) bottom.

2. The portable air detection device according to claim 1, wherein the outer wall of one side of the air detection box (1) is communicated with an air inlet (12) and an air outlet (15) which are distributed equidistantly, a filter screen (11) is adhered to one end of the air inlet (12) close to the outside atmosphere, and a one-way valve (13) is arranged on the other side of the air inlet (12), and the one-way valve (13) enables air to flow into the air detection box (1) only from the outside.

3. The portable air detection device according to claim 1, wherein the small hole (8) is clamped with the spring button (9), the spring button (9) comprises a semicircular clamping block and a spring, the pulley (16) is matched with the square groove (17), and the pulley (16) can be placed inside the square groove (17) through a hinge.

4. A portable air detection unit according to claim 1, wherein the switch (6) is connected to a battery compartment (14) and the battery compartment (14) contains a battery.

5. The portable air detection device according to claim 1, wherein the outer wall of the main rod (4) is sleeved with a rubber sleeve (3).