CN218035897U

CN218035897U - Indoor environment detection sampling device

Info

Publication number: CN218035897U
Application number: CN202221348487.9U
Authority: CN
Inventors: 牛姗姗; 钱立侠; 郭冉冉; 王会静; 杨丽萍
Original assignee: Tangshan Siyuan Engineering Material Detection Co ltd
Current assignee: Tangshan Siyuan Engineering Material Detection Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-12-13
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses an indoor environment detection sampling device, which comprises a sampling tube, wherein the outer surface of the sampling tube is provided with a connecting chute, a connecting slide block is arranged inside the connecting chute, a fixing frame is integrally and fixedly arranged above the connecting slide block, an installation motor is arranged above the sampling tube, an adjusting screw rod is arranged at the output end of the installation motor, a pressing block is fixedly arranged on the left side of the fixing frame, and a sealing rubber pad is arranged on the inner wall of the pressing block; the limiting installation groove is formed in the left side of the sampling tube, a limiting installation ring is installed inside the limiting installation groove, and a second rubber film is installed inside the limiting installation ring. This indoor environment detects sampling device installs spacing collar on the sampler barrel through the spacing mounting groove of compact heap cooperation for the installation of sampler barrel becomes simple and convenient with the dismantlement operation, so that change new spacing collar and second rubber membrane, avoid the sample to receive the pollution.

Description

Indoor environment detection sampling device

Technical Field

The utility model relates to an indoor environment detects technical field, specifically is an indoor environment detects sampling device.

Background

The indoor environment detection is to quantitatively measure the concentration change of environmental factors and other indoor environmental pollutants harmful to human health in an intermittent or continuous mode by using a modern scientific and technical method, observe and analyze the scientific activities of the environmental influence process and degree, and aims to timely, accurately and comprehensively reflect the current situation and development trend of indoor environment quality and provide scientific basis for indoor environment management, pollution source control, indoor environment planning and indoor environment evaluation.

The inside of present sampling device need frequently clear up sampling device in order to avoid its inside residual dust etc. to cause the pollution to the sample of next time, wastes time and energy, brings inconvenience for the user, and we provide an indoor environment and detect sampling device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor environment detects sampling device to it causes the pollution to the sample next time to avoid its inside remaining dust etc. to propose current sampling device in solving above-mentioned background art, need frequently clear up sampling device's inside, wastes time and energy, brings inconvenient problem for the user.

In order to achieve the above object, the utility model provides a following technical scheme: the indoor environment detection sampling device comprises a sampling cylinder, wherein the outer surface of the sampling cylinder is provided with a connecting sliding groove, a connecting sliding block is arranged inside the connecting sliding groove, a fixed frame is integrally and fixedly arranged above the connecting sliding block, an installation motor is arranged above the sampling cylinder, an output end of the installation motor is provided with an adjusting screw rod, a compression block is integrally and fixedly arranged on the left side of the fixed frame, and a sealing rubber pad is arranged on the inner wall of the compression block;

the limiting installation groove is formed in the left side of the sampling tube, a limiting installation ring is arranged inside the limiting installation groove, and a second rubber film is arranged inside the limiting installation ring.

Preferably, the fixed frame is movably connected with the sampling tube through a connecting slide block and a connecting slide groove, the pressing block is in a circular structure, and the diameter size of the pressing block is matched with that of the sampling tube.

Preferably, the adjusting screw rod penetrates through the inside of the fixing frame, the adjusting screw rod is in threaded connection with the fixing frame, and the fixing frame moves on the sampling cylinder through the connecting sliding block, the adjusting screw rod, the connecting sliding groove and the mounting motor.

Preferably, the shape and the size of the inside of the limiting installation groove are matched with those of the limiting installation ring, and the second rubber film is connected with the limiting installation ring in an adhesion mode.

Preferably, the compact heap still is equipped with:

the through hole is formed in the compressing block, a valve is fixedly mounted on the left side of the compressing block, and the valve is communicated with the through hole.

Preferably, the sampling tube is further provided with:

first rubber membrane, it is installed the inside of sampler barrel, the sample motor is installed in the left side of first rubber membrane, the sample lead screw is installed to the output of sample motor, a sample screw thread section of thick bamboo is installed in the left side of sample lead screw, the left side fixed mounting of a sample screw thread section of thick bamboo has the piston, the third rubber membrane is installed in the left side of piston, the spacing groove has been seted up to the inner wall of sampler barrel, the internally mounted of spacing groove has spacing piston piece.

Preferably, sample lead screw and sample screw thread section of thick bamboo threaded connection, and piston and spacing piston piece integral type fixed connection to the overall dimension of spacing piston piece is identical with the overall dimension of spacing inslot portion, and the piston passes through spacing piston piece and spacing groove and sampler barrel swing joint simultaneously, third rubber membrane and sampler barrel adhesive connection.

Compared with the prior art, the utility model provides an indoor environment detection sampling device possesses following beneficial effect: this indoor environment detects sampling device installs spacing collar on the sampler barrel through the spacing mounting groove of compact heap cooperation for the installation of sampler barrel becomes simple and convenient with the dismantlement operation, so that change spacing collar and second rubber membrane, avoid the sample to receive the pollution, store the internal contact who avoids the sample direct and sampler barrel through second rubber membrane to the sample simultaneously, cause the inside corrosion damage that receives of sampler barrel.

1. The utility model installs the limit mounting ring on the sampling tube by the cooperation of the compressing block and the limit mounting groove, so that the mounting and dismounting operations of the sampling tube become simple and convenient, the limit mounting ring and the second rubber film which are renewed are convenient to replace, and the sampling is prevented from being polluted;

2. the utility model stores the sampling product through the second rubber film to avoid the direct contact between the sampling product and the inner part of the sampling tube, which causes the corrosion damage to the inner part of the sampling tube;

3. the utility model discloses a first rubber membrane and third rubber membrane seal the inside of sampler barrel, and impurity such as dust in the air enters into the inside of sampler barrel when avoiding taking a sample, causes the sampler barrel inside to receive corrosion damage, prolongs this indoor environment and detects sampling device's life.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the internal structure of the sampling tube of the present invention;

fig. 4 is a schematic view of the connection structure of the sampling tube and the limit mounting ring of the present invention.

In the figure: 1. a sampling tube; 2. a first rubber film; 3. a sampling motor; 4. sampling screw rods; 5. sampling a threaded cylinder; 6. a piston; 7. a limiting mounting groove; 8. a limiting mounting ring; 9. sealing the rubber pad; 10. a valve; 11. a through hole; 12. a fixed mount; 13. a second rubber film; 14. a third rubber film; 15. connecting the sliding block; 16. adjusting the screw rod; 17. connecting the sliding chute; 18. installing a motor; 19. a limiting piston block; 20. a limiting groove; 21. and (5) a compression block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 3 and 4, an indoor environment detection sampling device includes a sampling tube 1, a connecting chute 17 is formed in an outer surface of the sampling tube 1, a connecting slide block 15 is installed inside the connecting chute 17, a fixing frame 12 is integrally and fixedly installed above the connecting slide block 15, an installation motor 18 is installed above the sampling tube 1, and an output end of the installation motor 18 is provided with an adjusting screw 16; the fixed frame 12 is movably connected with the sampling tube 1 through a connecting slide block 15 and a connecting slide groove 17, the pressing block 21 is in a circular structure, the diameter size of the pressing block 21 is matched with that of the sampling tube 1, and the pressing block 21 is integrally and fixedly installed on the left side of the fixed frame 12; the fixed frame 12 is movably connected with the sampling tube 1 through a connecting slide block 15 and a connecting slide groove 17, the pressing block 21 is in a circular structure, the diameter size of the pressing block 21 is matched with that of the sampling tube 1, and the inner wall of the pressing block 21 is provided with a sealing rubber pad 9; the limiting installation groove 7 is formed in the left side of the sampling tube 1, a limiting installation ring 8 is installed inside the limiting installation groove 7, and a second rubber film 13 is installed inside the limiting installation ring 8; the shape and size of the interior of the limiting installation groove 7 are matched with those of the limiting installation ring 8, and the second rubber film 13 is bonded with the limiting installation ring 8; the limit mounting ring 8 is mounted on the sampling tube 1 by matching the compression block 21 with the limit mounting groove 7, so that the mounting and dismounting operations of the sampling tube 1 become simple and convenient, the new limit mounting ring 8 and the second rubber film 13 are convenient to replace, and the sampling is prevented from being polluted; store the sample through second rubber membrane 13 and avoid the sample direct with the internal contact of sampler barrel 1, cause sampler barrel 1 inside to receive the corrosion damage.

Referring to fig. 1 and 2, an indoor environment detecting and sampling device includes a through hole 11 formed inside a compressing block 21, a valve 10 is fixedly installed on the left side of the compressing block 21, and the valve 10 is communicated with the through hole 11; the sampling device comprises a first rubber film 2, a sampling motor 3, a sampling screw rod 4, a sampling threaded cylinder 5, a piston 6, a third rubber film 14, a limiting groove 20 and a limiting piston block 19, wherein the first rubber film 2 is installed inside a sampling cylinder 1; the sampling screw rod 4 is in threaded connection with the sampling threaded cylinder 5, the piston 6 is fixedly connected with the limiting piston block 19 in an integrated manner, the shape and the size of the limiting piston block 19 are matched with those of the inside of the limiting groove 20, meanwhile, the piston 6 is movably connected with the sampling cylinder 1 through the limiting piston block 19 and the limiting groove 20, and the third rubber film 14 is in adhesive connection with the sampling cylinder 1; seal through first rubber membrane 2 and third rubber membrane 14 to the inside of sampler barrel 1, impurity such as dust in the air enters into the inside of sampler barrel 1 when avoiding taking a sample, causes that sampler barrel 1 is inside to receive corrosion damage, prolongs this indoor environment and detects sampling device's life.

The working principle is as follows: when the indoor environment detection sampling device is used, firstly, a new limit mounting ring 8 and a new second rubber film 13 are placed inside a limit mounting groove 7, then an installation motor 18 is electrified to work to drive an adjusting screw rod 16 to rotate, a fixing frame 12 is pushed to move rightwards on a sampling cylinder 1 through threads, a pressing block 21 and a sealing rubber pad 9 are further driven to be firmly pressed on the limit mounting ring 8, then a valve 10 is opened, a sampling screw rod 4 is driven to rotate through the electrification of a sampling motor 3, a sampling screw cylinder 5 and a piston 6 box are pushed to move through the threads, the first rubber film 2, the second rubber film 13 and a third rubber film 14 are deformed under the action of air pressure, indoor air is collected into the deformed second rubber film 13, then the valve 10 is closed, finally, the installation motor 18 drives the adjusting screw rod 16 to reversely rotate, the fixing frame 12 and the pressing block 21 are pushed to be away from the limit mounting ring 8, and then the limit mounting ring 8 is taken down, and the indoor environment detection sampling device can be replaced.

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

Claims

1. The utility model provides an indoor environment detects sampling device which characterized in that includes:

the sampling tube comprises a sampling tube (1), wherein a connecting sliding groove (17) is formed in the outer surface of the sampling tube (1), a connecting sliding block (15) is installed inside the connecting sliding groove (17), a fixing frame (12) is integrally and fixedly installed above the connecting sliding block (15), an installation motor (18) is installed above the sampling tube (1), an adjusting screw rod (16) is installed at the output end of the installation motor (18), a pressing block (21) is integrally and fixedly installed on the left side of the fixing frame (12), and a sealing rubber pad (9) is installed on the inner wall of the pressing block (21);

the sampling device comprises a limiting installation groove (7) which is arranged on the left side of the sampling tube (1), a limiting installation ring (8) is arranged inside the limiting installation groove (7), and a second rubber film (13) is arranged inside the limiting installation ring (8).

2. The indoor environment detection sampling device of claim 1, wherein the fixing frame (12) is movably connected with the sampling cylinder (1) through a connecting slide block (15) and a connecting sliding groove (17), the pressing block (21) is in a circular structure, and the diameter of the pressing block (21) is matched with that of the sampling cylinder (1).

3. The indoor environment detection and sampling device according to claim 1, wherein the adjusting screw rod (16) penetrates through the inside of the fixing frame (12), the adjusting screw rod (16) is in threaded connection with the fixing frame (12), and the fixing frame (12) moves on the sampling cylinder (1) through the connecting slide block (15), the adjusting screw rod (16), the connecting sliding groove (17) and the mounting motor (18).

4. The indoor environment detection and sampling device according to claim 1, wherein the shape and size of the inside of the limiting installation groove (7) are matched with those of the limiting installation ring (8), and the second rubber film (13) is bonded with the limiting installation ring (8).

5. An indoor environment detection and sampling device according to claim 1, characterized in that the compression block (21) is further provided with:

the through hole (11) is arranged in the compressing block (21), a valve (10) is fixedly mounted on the left side of the compressing block (21), and the valve (10) is communicated with the through hole (11).

6. An indoor environment detecting and sampling device according to claim 1, characterized in that the sampling cylinder (1) is further provided with:

first rubber diaphragm (2), it is installed the inside of sampler barrel (1), sample motor (3) are installed in the left side of first rubber diaphragm (2), sample lead screw (4) are installed to the output of sample motor (3), sample screw thread section of thick bamboo (5) are installed in the left side of sample lead screw (4), the left side fixed mounting of sample screw thread section of thick bamboo (5) has piston (6), third rubber diaphragm (14) are installed in the left side of piston (6), spacing groove (20) have been seted up to the inner wall of sampler barrel (1), the internally mounted of spacing groove (20) has spacing piston piece (19).

7. The indoor environment detection sampling device according to claim 6, wherein the sampling screw rod (4) is in threaded connection with the sampling threaded cylinder (5), the piston (6) is fixedly connected with the limiting piston block (19) in an integrated manner, the limiting piston block (19) is matched with the limiting groove (20) in shape and size, the piston (6) is movably connected with the sampling cylinder (1) through the limiting piston block (19) and the limiting groove (20), and the third rubber film (14) is in adhesive connection with the sampling cylinder (1).