CN221100192U

CN221100192U - Gas sampling device for experiments

Info

Publication number: CN221100192U
Application number: CN202322718984.4U
Authority: CN
Inventors: 张星星
Original assignee: Shanxi Guobang Pharmaceutical Co ltd
Current assignee: Shanxi Guobang Pharmaceutical Co ltd
Filing date: 2023-10-11
Publication date: 2024-06-07
Anticipated expiration: 2033-10-11

Abstract

The utility model discloses an experimental gas sampling device which comprises a base, wherein a fixed box is fixedly connected to the upper surface of the base, limit grooves corresponding to the positions are formed in the front surface and the rear surface of the fixed box, rectangular grooves are formed in the inner walls of the limit grooves, collecting sleeves are embedded and arranged in the inner walls of the rectangular grooves, limit assemblies are arranged in the front surface and the rear surface of the fixed box, and a first mounting groove is formed in the left side of the fixed box. According to the utility model, the limiting assembly is arranged on the surface of the fixed box, when the sampling bag is subjected to gas collection, the opening of the sampling bag can be sleeved on the surface of the collection sleeve, then the compression spring is utilized to drive the abutting block to abut and limit the opening of the sampling bag, so that the effect of reinforcement is achieved, the limiting baffle and the limiting groove can be utilized to limit and support the sampling bag, the situation that the sampling bag falls off from the surface of the collection sleeve due to overlarge air pressure in the gas input process of the sampling bag is avoided, and the stability of the gas sampling process is further improved.

Description

Gas sampling device for experiments

Technical Field

The utility model relates to the technical field of gas sampling, in particular to a gas sampling device for experiments.

Background

In analytical chemistry experiments performed by laboratory personnel, gas analysis is often involved, where the experimental gas is sampled and collected prior to the gas analysis.

The utility model provides a patent document of patent application number CN202120944252.5, a laboratory is with gaseous sampling device that detects, including the device body, device body left and right sides terminal surface symmetry intercommunication has a plurality of outlet ducts, the terminal surface fixedly communicates before the device body has the intake pipe, the cover of outlet duct surface is equipped with the sampling bag, and the sampling device of this utility model can carry out a lot of gas sampling, saves the time of changing the sampling bag to improve work efficiency.

Above laboratory is with detecting with gaseous sampling device in-service use, because the opening of sampling bag is direct cover to establish in the port position of sampling trachea, because gaseous can produce certain atmospheric pressure in the input sampling process, will strike sampling bag when the pressure is too big and drop easily, and this sampling device lacks spacing and bearing structure to the sampling bag, and for this reason, we have designed a gas sampling device for experiments, improves the defect that current sampling device exists.

Disclosure of utility model

The utility model aims to provide an experimental gas sampling device for solving the problems in the background technology.

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

The utility model provides a gaseous sampling device for experiments, includes the base, the upper surface fixedly connected with fixed box of base, the front and back surface of fixed box has all been seted up the corresponding spacing recess of position, rectangular channel has been seted up to the inner wall of spacing recess, the inner wall in rectangular channel inlays and installs the collection sleeve pipe, the front and back surface of fixed box all is provided with spacing subassembly, first mounting groove has been seted up in the left side of fixed box, and the right side of fixed box has been seted up the second mounting groove, the inner wall in second mounting groove inlays and establishes and install the intake pipe;

The limiting assembly comprises four limiting rods, two guide through holes corresponding to the positions are formed in the front surface and the rear surface of the fixed box, the limiting rods are connected with the inner walls of the guide through holes in a sliding mode, limiting baffles are fixedly connected to the end portions of the two limiting rods on the same side, and the positions of the limiting baffles correspond to the limiting grooves;

the inner wall fixedly connected with two baffles of fixed box, the equal fixedly connected with direction shell of opposite face of two baffles, the inner wall slip of direction shell is provided with the regulation dog, the inlet port has been seted up on the surface of direction shell.

Preferably, the inner wall fixedly connected with fixed plate of rectangular channel, the mounting hole has been seted up to the upper surface of fixed plate, the inner wall sliding connection of mounting hole has the movable rod, the bottom fixedly connected with of movable rod supports tight piece.

Preferably, the surface cover of movable rod is equipped with compression spring, compression spring's bottom and the last fixed surface who supports tight piece are connected, and compression spring's top and fixed plate's lower surface fixed connection, the top of movable rod is fixed with the pull ring.

Preferably, the lower surface of the abutting block is of an arc concave structure, and the position of the abutting block corresponds to the collecting sleeve.

Preferably, the position of the adjusting stop block corresponds to the air inlet hole, the left side of the adjusting stop block extends to the outside of the fixing box, the inner wall of the first mounting groove is fixedly connected with a strip-shaped plate, a limiting jackscrew is arranged on the surface of the strip-shaped plate, and the bottom end of the limiting jackscrew is overlapped with the upper surface of the adjusting stop block.

Preferably, one ends of the two collecting sleeves, which are close to each other, penetrate through the surface of the partition board, and the positions of the adjusting stop blocks correspond to the ports of the collecting sleeves.

Preferably, the front and rear surfaces of the two fixed boxes are provided with sliding grooves, the inner walls of the sliding grooves are connected with movable bottom plates in a sliding manner, and the movable bottom plates are fixedly connected with the surfaces of the limit baffles.

Compared with the prior art, the utility model has the following advantages:

1. According to the utility model, the limiting assembly is arranged on the surface of the fixed box, when the sampling bag is subjected to gas collection, the opening of the sampling bag can be sleeved on the surface of the collection sleeve, then the compression spring is utilized to drive the abutting block to abut and limit the opening of the sampling bag, so that the effect of reinforcement is achieved, the limiting baffle and the limiting groove can be utilized to limit and support the sampling bag, the situation that the sampling bag falls off from the surface of the collection sleeve due to overlarge air pressure in the gas input process of the sampling bag is avoided, and the stability of the gas sampling process is further improved.

2. According to the utility model, the baffle plate, the guide shell and the adjusting stop block are arranged in the fixed box, so that the air inlet on the surface of the baffle plate can be opened and closed by utilizing the adjusting stop block, and the size of the air inlet is conveniently adjusted and controlled by a worker, so that the air inflow and the air inlet speed are conveniently controlled, and the aim of convenient operation is achieved.

Drawings

FIG. 1 is a schematic perspective elevation view of the utility model;

FIG. 2 is a schematic diagram of a three-dimensional side view of the utility model;

FIG. 3 is a schematic view of the structure of the utility model in a top-down view of the fixing case;

fig. 4 is a schematic view of the bottom view structure of the fixed case of the utility model.

In the figure: 1. a fixed box; 2. a limit groove; 3. rectangular grooves; 4. collecting a sleeve; 5. a first mounting groove; 6. a second mounting groove; 7. an air inlet pipe; 8. a limit rod; 9. a limit baffle; 10. a partition plate; 11. a guide housing; 12. adjusting the stop block; 13. a fixing plate; 14. a movable rod; 15. a tightening block; 16. a compression spring; 17. an air inlet hole; 18. a strip-shaped plate; 19. limiting jackscrews; 20. a movable bottom plate; 21. and (5) a pull ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, an experimental gas sampling device comprises a base, wherein the upper surface of the base is fixedly connected with a fixed box 1, the front and rear surfaces of the fixed box 1 are respectively provided with a limit groove 2 with corresponding positions, the inner wall of the limit groove 2 is provided with a rectangular groove 3, the inner wall of the rectangular groove 3 is embedded with a collecting sleeve 4,

The inner wall fixedly connected with fixed plate 13 of rectangular channel 3, the mounting hole has been seted up to the upper surface of fixed plate 13, and the inner wall sliding connection of mounting hole has movable rod 14, and the bottom fixedly connected with of movable rod 14 supports tight piece 15, supports the lower surface of tight piece 15 and is the arc concave structure, and supports tight piece 15's position and gathers sleeve pipe 4 and correspond.

The surface cover of movable rod 14 is equipped with compression spring 16, and compression spring 16's bottom and the upper surface fixed connection who supports tight piece 15, and compression spring 16's top and fixed plate 13's lower surface fixed connection, and the top of movable rod 14 is fixed with pull ring 21.

The front surface and the rear surface of the fixed box 1 are provided with limiting components, the left side of the fixed box 1 is provided with a first mounting groove 5, the right side of the fixed box 1 is provided with a second mounting groove 6, and the inner wall of the second mounting groove 6 is embedded with an air inlet pipe 7;

The limiting component comprises four limiting rods 8, two guide through holes corresponding to the positions are formed in the front surface and the rear surface of the fixed box 1, the limiting rods 8 are slidably connected with the inner walls of the guide through holes, limiting baffles 9 are fixedly connected with the end parts of the two limiting rods 8 on the same side, and the positions of the limiting baffles 9 are opposite to the limiting grooves 2.

The front and back surfaces of the two fixed boxes 1 are provided with sliding grooves, the inner walls of the sliding grooves are connected with movable bottom plates 20 in a sliding manner, and the movable bottom plates 20 are fixedly connected with the surfaces of the limit baffles 9.

It is worth noting that, through being provided with spacing subassembly on the surface of fixed box 1, when carrying out gas acquisition to the sampling bag, at first establish the opening cover of sampling bag at the surface of collection sleeve 4, then utilize compression spring 16 to drive to support tight piece 15 and support tightly and spacing the opening of sampling bag, play the effect of reinforcement, and can utilize limit baffle 9 and spacing recess 2 to carry out spacing and support the sampling bag, avoid sampling bag gas input in-process to drop from collection sleeve 4 surface because of atmospheric pressure is too big, further improve the stability of gas sampling process.

The inner wall fixedly connected with two baffles 10 of fixed box 1, the opposite face of two baffles 10 all fixedly connected with direction shell 11, the inner wall slip of direction shell 11 is provided with regulation dog 12, and inlet port 17 has been seted up to the surface of direction shell 11.

The position of the adjusting stop block 12 corresponds to the air inlet hole 17, the left side of the adjusting stop block 12 extends to the outside of the fixed box 1, the inner wall of the first mounting groove 5 is fixedly connected with a strip-shaped plate 18, the surface of the strip-shaped plate 18 is provided with a limiting jackscrew 19, the bottom end of the limiting jackscrew 19 is lapped with the upper surface of the adjusting stop block 12, and the top of the adjusting stop block 12 can be abutted against and limited by the limiting jackscrew 19 through the limiting jackscrew 19, so that the adjusting stop block 12 keeps a stable state.

One end of each of the two collecting sleeves 4, which is close to each other, penetrates through the surface of the partition board 10, the position of the adjusting stop block 12 corresponds to the port of the collecting sleeve 4, and sampling gas enters the inside of the fixed box 1 from the air inlet pipe 7 and then enters the inside of the sampling sleeve 4 from the air inlet hole 17.

It is worth noting that, through being provided with baffle 10, direction shell 11 and regulation dog 12 in the inside of fixed box 1, the accessible removes the position of regulation dog 12, is that regulation dog 12 can be moved at the direction 11 inner wall, realizes opening and closing the inlet port 17 on baffle 10 surface, and makes things convenient for the staff to adjust and control the size of inlet port 17 to the convenience is controlled air input and air inlet speed, reaches convenient operation's purpose.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a gaseous sampling device for experiments, includes base, its characterized in that: the upper surface of base fixedly connected with fixed box (1), fixed box (1) front and back surface has all seted up spacing recess (2) that the position is corresponding, rectangular channel (3) have been seted up to the inner wall of spacing recess (2), collection sleeve (4) are inlayed to the inner wall of rectangular channel (3), fixed box (1) front and back surface all is provided with spacing subassembly, first mounting groove (5) have been seted up in fixed box (1) left side, and second mounting groove (6) have been seted up on fixed box (1) right side, intake pipe (7) are inlayed to the inner wall of second mounting groove (6);

The limiting assembly comprises four limiting rods (8), two guide through holes corresponding to the positions are formed in the front surface and the rear surface of the fixed box (1), the limiting rods (8) are connected with the inner walls of the guide through holes in a sliding mode, limiting baffle plates (9) are fixedly connected to the end portions of the two limiting rods (8) on the same side, and the positions of the limiting baffle plates (9) correspond to the limiting grooves (2);

The inner wall fixedly connected with two baffle (10) of fixed box (1), the equal fixedly connected with direction shell (11) of opposite face of two baffles (10), the inner wall slip of direction shell (11) is provided with regulation dog (12), inlet port (17) have been seted up on the surface of direction shell (11).

2. The experimental gas sampling apparatus according to claim 1, wherein: the inner wall fixedly connected with fixed plate (13) of rectangle groove (3), the mounting hole has been seted up to the upper surface of fixed plate (13), the inner wall sliding connection of mounting hole has movable rod (14), the bottom fixedly connected with of movable rod (14) supports tight piece (15).

3. The experimental gas sampling apparatus according to claim 2, wherein: the surface cover of movable rod (14) is equipped with compression spring (16), and the bottom of compression spring (16) is fixed with the upper surface of supporting tight piece (15) and is connected, and the top of compression spring (16) is fixed with the lower surface of fixed plate (13), the top of movable rod (14) is fixed with pull ring (21).

4. The experimental gas sampling apparatus according to claim 2, wherein: the lower surface of the abutting block (15) is of an arc-shaped concave structure, and the position of the abutting block (15) corresponds to the collecting sleeve (4).

5. The experimental gas sampling apparatus according to claim 1, wherein: the position of the adjusting stop block (12) corresponds to the air inlet hole (17), the left side of the adjusting stop block (12) extends to the outside of the fixed box (1), the inner wall of the first mounting groove (5) is fixedly connected with a strip-shaped plate (18), a limiting jackscrew (19) is arranged on the surface of the strip-shaped plate (18), and the bottom end of the limiting jackscrew (19) is overlapped with the upper surface of the adjusting stop block (12).

6. The experimental gas sampling apparatus according to claim 1, wherein: one ends of the two collecting sleeves (4) close to each other penetrate through the surface of the partition plate (10), and the position of the adjusting stop block (12) corresponds to the port of the collecting sleeve (4).

7. The experimental gas sampling apparatus according to claim 1, wherein: sliding grooves are formed in the front surface and the rear surface of the two fixed boxes (1), the inner walls of the sliding grooves are connected with movable bottom plates (20) in a sliding mode, and the movable bottom plates (20) are fixedly connected with the surfaces of the limiting baffles (9).