CN216862267U

CN216862267U - Efficient VOCs adsorption tube sampling device

Info

Publication number: CN216862267U
Application number: CN202220186130.9U
Authority: CN
Inventors: 张帅
Original assignee: Shandong Luwei Testing Technology Service Co ltd
Current assignee: Shandong Luwei Testing Technology Service Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-07-01
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to the technical field of VOCs sampling, in particular to a high-efficiency VOCs adsorption tube sampling device, which comprises: the box body comprises a sampling box, wherein a placing bin is arranged on the upper surface of the sampling box, and a protective cover is movably connected to the surface of the sampling box; fixing mechanism, including the fixed block, fixed block fixed connection is at the upper surface of sampling case, the inboard swing joint of fixed block has the screw rod, the connecting plate has been cup jointed on the surface of screw rod. According to the utility model, the screw rod is rotated, the connecting plate can drive the fixture block to move under the action of the screw rod, the fixture block can fix the adsorption tube placed on the inner side of the placing bin, the telescopic rod can enable the fixture block to clamp the adsorption tube under the elastic property of the spring, the adsorption tube can be prevented from shaking on the inner side of the placing bin, the fixture block can be used for fixing the adsorption tubes with different sizes by adjusting the position of the fixture block, and the applicability is strong.

Description

Efficient VOCs adsorption tube sampling device

Technical Field

The utility model relates to the technical field of VOCs sampling, in particular to a high-efficiency VOCs adsorption tube sampling device.

Background

Volatile Organic Compounds (VOCs) are commonly expressed by VOCs, and are the first letter abbreviation of three words of Volatile Organic Compounds (TVOC), and total Volatile Organic Compounds (VOCs) are sometimes expressed by TVOC, most of the VOCs have negative effects on human health, but most of the VOCs have economic value after being recovered, so that the VOCs need to be sampled before being recovered to determine whether beneficial substances to be recovered exist in the VOCs or detect the content of the VOCs in the exhaust gas to determine whether the exhaust gas meets the emission standard of national relevant regulations.

Among the prior art, adsorb the sampling back to VOCs, place the adsorption tube in the sampling box, because the size of adsorption tube is not of uniform size, be not convenient for fix the adsorption tube, the adsorption tube takes place to rock easily in the sampling box, consequently needs a high efficiency VOCs adsorption tube sampling device of design to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency VOCs adsorption tube sampling device, which solves the problems that adsorption tubes are placed in a sampling box in the background technology, the adsorption tubes are inconvenient to fix due to different sizes of the adsorption tubes, and the adsorption tubes are easy to shake in the sampling box.

In order to achieve the above object, the present invention provides a technical solution,

an efficient VOCs sorbent tube sampling device, comprising:

the box body comprises a sampling box, wherein a placing bin is arranged on the upper surface of the sampling box, and a protective cover is movably connected to the surface of the sampling box;

fixed establishment, including the fixed block, fixed block fixed connection is at the upper surface of sampling box, the inboard swing joint of fixed block has the screw rod, the connecting plate has been cup jointed on the surface of screw rod, the fixed surface of connecting plate is connected with the connecting rod, the internal surface fixed connection of connecting rod has the spring, the one end fixedly connected with telescopic link of connecting rod is kept away from to the spring, the one end fixedly connected with fixture block of spring is kept away from to the telescopic link.

Preferably, the fixed block is the upper surface of two sets of fixed connection at the sampling case, the screw rod is two sets of and the fixed block corresponds the connection.

Preferably, the connecting plates are sleeved on the surfaces of the screws in a plate shape, and the connecting rods are fixedly connected to the surfaces of the connecting plates in five groups.

Preferably, the telescopic link is five groups and the spring is correspondingly connected, and the fixture block is in an arc shape and is fixedly connected to the surface of the telescopic link.

Preferably, the upper surface of placing the storehouse is provided with sealing mechanism, sealing mechanism includes first sealing washer, first sealing washer fixed connection is at the upper surface of placing the storehouse, the seal groove has been seted up on the surface of first sealing washer, the fixed surface of protective cover is connected with the second sealing washer, the surface of second sealing washer is provided with sealed piece.

Preferably, first sealing washer is rubber material fixed connection and places the upper surface in storehouse, the seal groove is the surface of seting up at first sealing washer of flute profile.

Compared with the prior art, the utility model has the beneficial effects that:

1. through rotating the screw rod, the connecting plate carries out the position under the effect of screw rod and removes and can drive the fixture block and carry out the position and remove, and the fixture block can be fixed placing the inboard adsorption tube in placing the storehouse, and the telescopic link can make the fixture block press from both sides tightly the adsorption tube under the elasticity nature of spring, can avoid the adsorption tube to take place to rock in the inboard of placing the storehouse, adjusts through the position to the fixture block, can realize that the fixture block fixes the adsorption tube of unidimensional not, and the suitability is strong, and is very practical.

2. When closing the protective cover, the sealed piece can imbed in the inboard of seal groove, makes first sealing washer and second sealing washer overlap, can realize sealing placing the storehouse, can avoid the sample to receive the pollution, and sealed effectual, easy operation.

Drawings

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

FIG. 2 is a schematic top sectional view of the storage compartment and fixture block of the present invention;

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

fig. 4 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. a sampling box; 11. placing a bin; 12. a protective cover; 2. a fixed block; 21. a screw; 22. a connecting plate; 23. a connecting rod; 24. a spring; 25. a telescopic rod; 26. a clamping block; 3. a first seal ring; 31. a sealing groove; 32. a second seal ring; 33. and (6) sealing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown:

an efficient VOCs sorbent tube sampling device, comprising:

the box body comprises a sampling box 1, wherein a placing bin 11 is arranged on the upper surface of the sampling box 1, a protective cover 12 is movably connected to the surface of the sampling box 1, and the placing bin 11 is arranged on the upper surface of the sampling box 1 and can be used for placing an adsorption tube;

fixed establishment, including

fixed block

2, 2 fixed connection of fixed block are at the upper surface of sampling case 1, the inboard swing joint of fixed block 2 has screw rod 21, connecting plate 22 has been cup jointed on screw rod 21's surface, the fixed surface of connecting plate 22 is connected with connecting rod 23, the internal fixed surface of connecting rod 23 is connected with spring 24, the one end fixedly connected with telescopic link 25 of connecting rod 23 is kept away from to spring 24, the one end fixedly connected with fixture block 26 of spring 24 is kept away from to telescopic link 25, the fixed surface of telescopic link 25 and spring 24 is connected, make things convenient for telescopic link 25 to stretch out and draw back in the inboard of connecting rod 23.

Further, fixed block 2 is two sets of fixed connection and corresponds with fixed block 2 and is connected at the upper surface of the

sampling box

1, and 2 fixed connection of fixed block are convenient for carry on spacingly to screw rod 21 at the upper surface of sampling box 1, make things convenient for screw rod 21 to rotate.

Further, connecting plate 22 is platelike and cup joints the surface at screw rod 21, and connecting rod 23 is five fixed connection on connecting plate 22's surface, and connecting plate 22 cup joints on screw rod 21's surface, rotates through screw rod 21, can realize that connecting plate 22 carries out the position and remove, and then can realize fixing not unidimensional adsorption tube through fixture block 26.

Further, telescopic link 25 is five groups and corresponds with spring 24 and connects, and fixture block 26 is circular-arc fixed connection on the surface of telescopic link 25, and fixture block 26 fixed connection can fix the adsorption tube through fixture block 26 on the surface of telescopic link 25, can avoid the adsorption tube to take place to rock in the inboard of placing storehouse 11.

Further, the upper surface of placing storehouse 11 is provided with sealing mechanism, sealing mechanism includes

first sealing washer

3, 3 fixed connection of first sealing washer are at the upper surface of placing storehouse 11, seal groove 31 has been seted up on the surface of first sealing washer 3, the fixed surface of protective cover 12 is connected with second sealing washer 32, the surface of second sealing washer 32 is provided with sealed piece 33, seal groove 31 is seted up on the surface of first sealing washer 3, carry out the block through seal groove 31 and sealed piece 33, can play sealed effect to placing storehouse 11.

Further, first sealing washer 3 is rubber material fixed connection and sets up on the surface of first sealing washer 3 at the upper surface of placing storehouse 11, and seal groove 31 is the recess form, and 3 fixed connection of first sealing washer are on the upper surface of placing storehouse 11, and first sealing washer 3 can seal placing storehouse 11, can effectively avoid the sample to receive the pollution.

The working principle is as follows: during the use, place the adsorption tube in the inboard of placing storehouse 11, then rotate screw rod 21, connecting plate 22 can drive fixture block 26 under screw rod 21's effect and carry out the position and remove, and fixture block 26 can be fixed the adsorption tube, and fixture block 26 receives the extrusion can move about in the inboard of connecting rod 23 under the contractile action of spring 24, realizes pressing from both sides the adsorption tube tightly through fixture block 26.

With protective cover 12 closed, sealed piece 33 can imbed in the inboard of seal groove 31 when closing, realizes that first sealing washer 3 and second sealing washer 32 overlap, and first sealing washer 3 and second sealing washer 32 can be sealed placing storehouse 11, and is comparatively practical.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An efficient VOCs sorbent tube sampling device, comprising:

the box body comprises a sampling box (1), a placing bin (11) is arranged on the upper surface of the sampling box (1), and a protective cover (12) is movably connected to the surface of the sampling box (1);

fixing mechanism, including fixed block (2), fixed block (2) fixed connection is at the upper surface of sampling case (1), the inboard swing joint of fixed block (2) has screw rod (21), connecting plate (22) have been cup jointed on the surface of screw rod (21), the fixed surface of connecting plate (22) is connected with connecting rod (23), the internal surface fixed connection of connecting rod (23) has spring (24), one end fixedly connected with telescopic link (25) of connecting rod (23) are kept away from in spring (24), one end fixedly connected with fixture block (26) of spring (24) are kept away from in telescopic link (25).

2. A high efficiency VOCs sorbent tube sampling apparatus as recited in claim 1, wherein: fixed block (2) are the upper surface of two sets of fixed connection at sampling case (1), screw rod (21) are two sets of and correspond the connection with fixed block (2).

3. A high efficiency VOCs sorbent tube sampling apparatus as recited in claim 1, wherein: the connecting plates (22) are sleeved on the surfaces of the screws (21) in a plate shape, and the connecting rods (23) are fixedly connected to the surfaces of the connecting plates (22) in five groups.

4. A high efficiency VOCs sorbent tube sampling apparatus as recited in claim 1, wherein: the telescopic rod (25) is in five groups and is correspondingly connected with the spring (24), and the clamping block (26) is in an arc shape and is fixedly connected to the surface of the telescopic rod (25).

5. A high efficiency VOCs sorbent tube sampling device as recited in claim 1, wherein: the upper surface of placing storehouse (11) is provided with sealing mechanism, sealing mechanism includes first sealing washer (3), first sealing washer (3) fixed connection is at the upper surface of placing storehouse (11), seal groove (31) have been seted up on the surface of first sealing washer (3), the fixed surface of protective cover (12) is connected with second sealing washer (32), the surface of second sealing washer (32) is provided with sealed piece (33).

6. A high efficiency VOCs sorbent tube sampling apparatus as recited in claim 5, wherein: first sealing washer (3) are rubber material fixed connection and place the upper surface in storehouse (11), seal groove (31) are the surface that the groove form was seted up at first sealing washer (3).