CN212780159U

CN212780159U - Novel sampling device for waste gas detection equipment

Info

Publication number: CN212780159U
Application number: CN202021135786.5U
Authority: CN
Inventors: 徐晨
Original assignee: Shanxi Qiheyuan Environmental Protection Technology Co ltd
Current assignee: Shanxi Qiheyuan Environmental Protection Technology Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-03-23
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a novel sampling for waste gas detection equipment device belongs to waste gas sampling technical field, and it includes the box, the upper surface of box and the lower fixed surface who crosses the filter screen panel are connected, cross the inside fan that is provided with of filter screen panel, the lower surface of fan is linked together with the top of intake pipe, first check valve has been cup jointed to the surface of intake pipe, two cavitys have been seted up in the box, the inside telescopic link that is provided with of cavity, the both ends of telescopic link and spring are connected with the upper surface of piston and the upper surface fixed surface of cavity inner wall respectively. This sampling device for exhaust gas detection equipment through being provided with telescopic link and piston, when collecting the waste gas sample for gas passes through intake pipe and cross joint and extrudees the piston, makes the piston move up after receiving the extrusion, makes other gas can not remain in the collection waste gas time space intracavity, makes the waste gas sample reduction rate of gathering higher, has ensured the accuracy of waste gas testing result.

Description

Novel sampling device for waste gas detection equipment

Technical Field

The utility model belongs to the technical field of the waste gas sampling, specifically be a novel sampling for exhaust-gas detection equipment device.

Background

Air pollution, also known as atmospheric pollution, generally refers to the phenomenon that certain substances enter the atmosphere due to human activities or natural processes, present sufficient concentration, reach sufficient time, and therefore endanger the comfort, health and welfare of human beings or the environment, when people want to know the atmospheric pollution degree of a certain area, the air of the area needs to be sampled, and a common air sampling device cannot completely avoid other gases remaining in a cavity and cannot simply and quickly collect the air of different areas, so that the collection efficiency is low, and the detection accuracy is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides a novel sampling device for exhaust-gas detection equipment has solved the unable cavity of avoiding completely of ordinary air sampling device and has remained other gas, and can't gather different regional air simply fast for collection efficiency is low, reduces the problem of the accuracy that detects.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel sampling device for exhaust-gas detection equipment, the power distribution box comprises a box body, the upper surface of box and the lower fixed surface who crosses filter screen panel are connected, cross the inside fan that is provided with of filter screen panel, the fan joint is at the upper surface of box, the lower surface of fan is linked together with the top of intake pipe, first check valve has been cup jointed to the surface of intake pipe, the bottom fixedly connected with cross of intake pipe connects, two cavities have been seted up in the box, the inside telescopic link that is provided with of cavity, the spring has been cup jointed to the surface of telescopic link, the both ends of telescopic link and spring are connected with the upper surface of piston and the upper surface fixed surface of cavity inner.

As a further aspect of the present invention: the left end and the right end of the upper surface of the cross joint are provided with valves, and the pistons are elastic pistons.

As a further aspect of the present invention: and a second one-way valve is arranged below the outer surface of the cross joint, and the bottom end of the cross joint is communicated with the upper surface of the transverse conduit.

As a further aspect of the present invention: the lower surface of the transverse guide pipe is provided with a plurality of air outlet guide pipes, the air outlet guide pipes are movably connected with the collecting bottle through small one-way valves, and threads are arranged on the outer surface of the bottle mouth of the collecting bottle and the inner surface of the air outlet pipe.

As a further aspect of the present invention: the bottom fixedly connected with shockproof bottom plate of box, the equal fixedly connected with rack in the left and right sides of shockproof bottom plate upper surface.

As a further aspect of the present invention: the front of the placing rack is movably connected with the left side face of the small door plate through a pin shaft, and idler wheels are arranged at four corners of the lower surface of the shockproof bottom plate.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this sampling device for exhaust gas detection equipment, through being provided with check valve, telescopic link and piston, when collecting the waste gas sample, the fan work for gaseous through intake pipe and cross joint and extrusion piston, because of the piston is located the bottom of cavity, make the piston move up after receiving the extrusion, make and can not remain other gases in the collection waste gas time space intracavity, make the waste gas sample reduction rate of gathering higher, ensured the accuracy of waste gas testing result.

2. This sampling device for exhaust gas detection equipment, through being provided with horizontal pipe, the lower surface evenly distributed of horizontal pipe has a plurality of pipe of giving vent to anger, the pipe of giving vent to anger passes through small-size check valve and receiving flask swing joint, when wanting to acquire the abandonment sample of gathering, only need in proper order with the valve, open with small-size check valve, it can to take off the receiving flask after guaranteeing to be filled with the abandonment sample in the receiving flask, through seting up two cavitys, can part use when wanting to gather different regional waste gas, accomplish fast, the efficient is gathered, whole process is very simple and easy to operate, the efficiency of exhaust gas sampling has been improved greatly.

3. This sampling device for exhaust-gas detection equipment, through the left side swing joint through round pin axle and small-size door plant in the front of rack, the four corners department of shockproof bottom plate lower surface all is provided with the gyro wheel for the receiving flask can be collected in the rack after acquireing the sample, promotes this sampling device through the gyro wheel, accomplishes convenient and fast's removal, makes things convenient for the staff to shift this sampling device's position.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic structural view of the rack of the present invention;

FIG. 3 is a schematic view of a front view of a cross-sectional structure of the collection bottle of the present invention;

in the figure: the device comprises a box body 1, a filter screen cover 2, a fan 3, an air inlet pipe 4, a first check valve 5, a cross joint 6, a cavity 7, an expansion rod 8, a spring 9, a piston 10, a valve 11, a second check valve 12, a transverse guide pipe 13, an air outlet guide pipe 14, a small check valve 15, a collecting bottle 16, a shockproof bottom plate 17, a placing frame 18, a pin shaft 19, a small door plate 20, a roller 21 and a thread 22.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: a novel sampling device for waste gas detection equipment comprises a box body 1, wherein the upper surface of the box body 1 is fixedly connected with the lower surface of a filter screen 2, a fan 3 is arranged inside the filter screen 2, the filter screen 2 is arranged, so that when the device is used, sundries adsorbed by the fan 3 can be separated, the sundries are prevented from being accumulated in an air inlet pipe 4 to cause troubles in use, the fan 3 is clamped on the upper surface of the box body 1, the lower surface of the fan 3 is communicated with the top end of the air inlet pipe 4, a first check valve 5 is sleeved on the outer surface of the air inlet pipe 4, so that when the device is not used, external gas can not enter a cavity 7 of the device, the detection accuracy is ensured, a cross joint 6 is fixedly connected at the bottom end of the air inlet pipe 4, two cavities 7 are formed in the box body 1, and a user can select the cavity 7 to be used as required, can use two cavities 7 to collect the waste gas sample that does not use respectively, accomplish the efficient and collect, cavity 7 is inside to be provided with telescopic link 8, and spring 9 has been cup jointed to telescopic link 8's surface, and telescopic link 8 and spring 9's both ends are connected with the upper surface of piston 10 and the upper surface fixed connection of cavity 7 inner wall respectively.

Specifically, as shown in fig. 1 and 3, the left and right ends of the upper surface of the cross joint 6 are provided with valves 11, the piston 10 is provided as an elastic piston 10, when the waste gas sample in the cavity 7 is discharged, the piston 10 falls back to the bottom end of the inner wall of the cavity 7 without causing impact or damage caused by friction, so that the normal use of the device is ensured, a second one-way valve 12 is arranged below the outer surface of the cross joint 6, the bottom end of the cross joint 6 is communicated with the upper surface of a transverse conduit 13, a plurality of air outlet conduits 14 are arranged on the lower surface of the transverse conduit 13, the air outlet conduits 14 are movably connected with a collecting bottle 16 through a small one-way valve 15, the outer surface of the mouth of the collecting bottle 16 and the inner surface of the air outlet conduit are both provided with threads 22, when the user needs to obtain the waste gas sample discharged from the cavity 7, the collecting bottle 16 is unscrewed clockwise, which is very convenient and fast.

Specifically, as shown in fig. 1, 2, the bottom fixedly connected with bottom plate 17 that takes precautions against earthquakes of box 1, the equal fixedly connected with rack 18 in the left and right sides of bottom plate 17 upper surface takes precautions against earthquakes, rack 18's front is through the left surface swing joint of round pin axle 19 with small-size door plant 20, when making the user put into rack 18 with the receiving flask 16 of unscrewing, can close small-size door plant 20, play the effect of protection receiving flask 16, the normal clear of sample detection has been ensured, the four corners department of bottom plate 17 lower surface takes precautions against earthquakes all is provided with gyro wheel 21, make the device be in mobilizable state, accomplish convenient and fast's removal, make things convenient for the staff to shift.

The utility model discloses a theory of operation does:

s1, when the exhaust gas purification device is used, the fan 3 is started to collect the exhaust gas in the area, impurities adsorbed by the fan 3 are filtered out through the filter screen 2, the valve 11 of the cavity 7 to be used is opened, the piston 10 is extruded through the inlet of the exhaust gas, the piston 10 is jacked up until the cavity 7 is filled with the collected exhaust gas, the fan 3 is closed, and the valve 11 is closed;

s2, when the collected waste gas sample is required to be obtained, opening the valve 11 of the cavity 7 where the waste gas sample is required to be obtained, and extruding the waste gas in the cavity 7 through the elasticity of the telescopic rod 8 and the piston 10, so that the waste gas sample enters the transverse conduit 13 and the air outlet conduit 14 through the cross joint, and the waste gas can enter the collecting bottle 16;

s3, after ensuring that the collection bottle 16 is full of the waste gas sample, closing the valve 11 of the opened cavity 7, unscrewing the collection bottle 16 clockwise, and if it is needed to collect waste gas samples in different areas, moving the device to the target area by pushing the device with the roller 21 at the bottom end, and collecting new waste gas samples in another cavity 7 by the same method.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a novel sampling device for exhaust gas detection equipment, includes box (1), its characterized in that: the upper surface of box (1) and the lower fixed surface who crosses filter screen panel (2) are connected, filter screen panel (2) inside and be provided with fan (3), fan (3) joint is at the upper surface of box (1), the lower surface of fan (3) is linked together with the top of intake pipe (4), first check valve (5) have been cup jointed to the surface of intake pipe (4), the bottom fixedly connected with cross joint (6) of intake pipe (4), two cavities (7) have been seted up in box (1), cavity (7) inside is provided with telescopic link (8), spring (9) have been cup jointed to the surface of telescopic link (8), the both ends of telescopic link (8) and spring (9) respectively with the upper surface of piston (10) and the upper surface fixed connection of cavity (7) inner wall.

2. The novel sampling device for the exhaust gas detection apparatus according to claim 1, wherein: both ends all are provided with valve (11) about cross joint (6) upper surface, piston (10) set up to elastic piston (10).

3. The novel sampling device for the exhaust gas detection apparatus according to claim 1, wherein: a second one-way valve (12) is arranged below the outer surface of the cross joint (6), and the bottom end of the cross joint (6) is communicated with the upper surface of the transverse conduit (13).

4. The novel sampling device for the exhaust gas detection apparatus according to claim 3, wherein: the lower surface of the transverse guide pipe (13) is provided with a plurality of air outlet guide pipes (14), the air outlet guide pipes (14) are movably connected with a collecting bottle (16) through small one-way valves (15), and threads (22) are arranged on the outer surface of the bottle mouth of the collecting bottle (16) and the inner surface of the air outlet guide pipes (14).

5. The novel sampling device for the exhaust gas detection apparatus according to claim 1, wherein: the bottom end of the box body (1) is fixedly connected with a shockproof bottom plate (17), and the left side and the right side of the upper surface of the shockproof bottom plate (17) are fixedly connected with placing racks (18).

6. The novel sampling device for the exhaust gas detection apparatus according to claim 5, wherein: the front surface of the placing rack (18) is movably connected with the left side surface of the small door panel (20) through a pin shaft (19), and rollers (21) are arranged at four corners of the lower surface of the shockproof bottom plate (17).