Multistage serial adsorption tube

Abstract

The utility model discloses a multi-stage serial adsorption tube, and relates to the technical field of adsorption. The device comprises a plurality of adsorption pipes and threaded connectors formed in the adsorption pipes, each adsorption pipe is provided with a connecting mechanism and a configuration mechanism, the connecting mechanism comprises sampling pipes which are installed on the threaded connectors in a threaded mode respectively, and the outer walls of the adsorption pipes are fixedly sleeved with limiting discs respectively. And round holes are formed in the multiple limiting discs correspondingly, first round rods are installed in the multiple round holes in a sliding mode, and handles are fixedly installed at the right ends of the first round rods. By arranging the connecting mechanism, when the gas sampling device is used, the plurality of adsorption pipes are connected to the sampling pipe through the threaded interfaces on the adsorption pipes, then a gas sample is introduced into the sampling pipe, and different gases are adsorbed through different adsorption functions of the plurality of adsorption pipes, so that the sampling time is saved, the efficiency and the flexibility are improved, and the sampling efficiency is improved. After the adsorption pipe is connected, the handle is pulled upwards.

Description

Technical Field

[0001] The utility model belongs to the technical field of adsorption, in particular to a multi-stage series adsorption tube. Background Art

[0002] Gas adsorption method is an important method to characterize the surface pore structure of solid materials by using the principle that gas (adsorbate) can be physically adsorbed and desorbed on the surface of solid (adsorbent) under a certain pressure, using monolayer, multilayer adsorption and desorption theory or density functional theory. It is widely used in the characterization of the surface pore structure of various solid materials such as catalysts, adsorbents, nanomaterials, porous materials, etc. Adsorption tubes are an indispensable and important instrument in gas adsorption measurement. However, since some adsorption tubes can only be used once during use, it leads to a waste of cost and consumables. Utility Model Content

[0003] The utility model aims to provide multi-stage series adsorption tubes, which solves the problem of waste of cost and consumables due to the fact that some adsorption tubes can only be used once during use.

[0004] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0005] The utility model is a multi-stage series adsorption tube, comprising a plurality of adsorption tubes and threaded interfaces opened on the plurality of adsorption tubes, wherein the adsorption tubes are provided with a connection mechanism and a configuration mechanism;

[0006] The connecting mechanism includes sampling tubes which are respectively threadedly installed on a plurality of threaded interfaces, and a limiting disk is fixedly sleeved on the outer walls of the plurality of adsorption tubes, and a circular hole is opened on the plurality of limiting disks, and a round rod is slidably installed in the plurality of circular holes, and a handle is fixedly installed on the right end of the round rod.

[0007] Furthermore, a plurality of limit grooves 1 are provided on the outer wall of the round rod 1, and a corresponding installation groove is provided on the limit plate, a rectangular plate is fixedly installed in the installation groove, a round rod 2 is slidably installed in the installation groove and on the rectangular plate, and the top end of the round rod 2 extends outside the installation groove and is slidably connected to the installation groove.

[0008] Furthermore, a spring 1 is wound on the outer wall of the second round rod, and the ends of the spring 1 that are away from each other are fixedly connected to the mounting groove and the rectangular plate respectively. A limit block is fixedly installed on the bottom end of the second round rod, and the limit block is adapted to the limit groove 1. A handle is fixedly installed on the top end of the second round rod.

[0009] Furthermore, the limiting plates are respectively provided with two limiting grooves, a plurality of the limiting grooves are respectively slidably installed with one limiting rod, and a plurality of the limiting rods are respectively fixedly installed with a knob.

[0010] Furthermore, dampers are fixedly installed on the sides of the plurality of knobs that are close to each other, springs 2 are respectively wound on the outer walls of the plurality of dampers, and ends of the plurality of springs 2 that are far away from each other are respectively fixedly connected to the plurality of knobs.

[0011] Furthermore, the configuration mechanism includes a plurality of legs arranged at the bottom of a plurality of adsorption tubes, a bottom plate is fixedly installed on the top of the plurality of legs, and a plurality of fixing rods are fixedly installed on the top of the bottom plate.

[0012] Furthermore, a motor box is fixedly installed on the right side of the corresponding fixed rod, a motor is fixedly installed on the right inner wall of the motor box, a threaded rod is fixedly installed on the output shaft of the motor, and the threaded rods all penetrate several fixed rods and are rotatably connected to several fixed rods.

[0013] Furthermore, a plurality of movable rods are threadedly installed on the outer wall of the threaded rod, and a limiting rod 2 is fixedly installed on the left side of the corresponding fixed rod. The limiting rod 2 penetrates the plurality of fixed rods and movable rods and is slidably connected with the plurality of fixed rods and movable rods.

[0014] The utility model has the following beneficial effects:

[0015] 1. The utility model is provided with a connection mechanism. When in use, multiple adsorption tubes are connected to multiple sampling tubes through threads, thereby realizing the series connection of multiple adsorption tubes, and then the mixed gas is introduced into the series sampling tubes. Since the sampling tube 1 is equipped with thiol cotton, the heavy metals in the mixed gas can be adsorbed. The sampling tube 2 is equipped with polyurethane foam, which can adsorb dithiocarb, methyl parathion, cypermethrin and cypermethrin in the mixed gas. The sampling tube 3 is equipped with a 401 organic carrier, which can adsorb tetrahydrofuran in the mixed gas. The different adsorption functions on the multiple adsorption tubes can realize the adsorption of different gases. Sampling in this way can reduce the cost and waste of consumables and improve the efficiency and flexibility.

[0016] 2. The utility model sets up a configuration mechanism. When the device needs to be fixed, the device can be placed on the bottom plate and then the motor is started. The motor will drive the threaded rod to rotate. When the threaded rod rotates, it can drive multiple movable rods and cooperate with the limit rods to approach the corresponding fixed rods, so that the multiple movable rods and the fixed rods can clamp the left and right surfaces of multiple limit plates on the device, which helps to ensure that the device will not move or shake during operation, thereby improving the accuracy and reliability of the operation.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 This is a schematic diagram of the structure of the multi-stage series adsorption tube of the utility model;

[0020] Figure 2 It is a front cross-sectional structural schematic diagram of the multi-stage series adsorption tube of the utility model;

[0021] Figure 3 It is a front cross-sectional structural schematic diagram of the multi-stage series adsorption tube of the utility model;

[0022] Figure 4 This is a schematic diagram of the back oblique view of the multi-stage series adsorption tube of the utility model;

[0023] Figure 5 For this utility model Figure 2 Schematic diagram of the enlarged structure of A.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] Adsorption tube; 2. Threaded interface; 3. Sampling tube; 4. Limiting plate; 5. Round hole; 6. Round rod 1; 7. Handle; 8. Limiting groove 1; 9. Mounting groove; 10. Rectangular plate; 11. Round rod 2; 12. Spring 1; 13. Limiting block; 14. Handle; 15. Limiting groove 2; 16. Limiting rod 1; 17. Knob; 18. Damper; 19. Spring 2; 20. Leg; 21. Bottom plate; 22. Fixed rod; 23. Motor box; 24. Motor; 25. Threaded rod; 26. Movable rod; 27. Limiting rod 2. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5As shown, the utility model is a multi-stage series adsorption tube, including a plurality of adsorption tubes 1 and threaded interfaces 2 opened on the plurality of adsorption tubes 1, the configuration mechanism includes a plurality of legs 20 arranged at the bottom of the plurality of adsorption tubes 1, a bottom plate 21 is fixedly installed on the top of the plurality of legs 20, a plurality of fixing rods 22 are fixedly installed on the top of the bottom plate 21, and the device can be placed on the bottom plate 21 when it is needed to be fixed, the adsorption tube 1 is provided with a connecting mechanism and a configuring mechanism, the connecting mechanism includes sampling tubes 3 respectively threadedly installed on the plurality of threaded interfaces 2, the outer walls of the plurality of adsorption tubes 1 are respectively fixedly sleeved with limiting disks 4, the plurality of limiting disks 4 are respectively provided with limiting grooves 15, and the plurality of limiting grooves 15 are respectively slidable in the plurality of limiting grooves 15. A limit rod 16 is movably installed, and a plurality of limit rods 16 are respectively fixedly installed with knobs 17. The arrangement enables the two knobs 17 to be relatively moved if the shock absorbing device needs to be disassembled. A damper 18 is respectively fixedly installed on the sides of the plurality of knobs 17 that are close to each other. Springs 19 are respectively wound around the outer walls of the plurality of dampers 18. Ends of the plurality of springs 19 that are far away from each other are respectively fixedly connected to the plurality of knobs 17. The arrangement enables the adsorption tube 1 to transmit the vibration force to the damper 18 when it is vibrated. The damper 18 is activated, driving the spring 19 to be compressed, thereby reducing the influence of the vibration on the device. Moving the knob 17 causes the two knobs 17 to drive the damper 18 to compress the spring 19. The spring 19 is The compression of 9 will make the limiting rods 16 on the two knobs 17 disengage from the limiting grooves 15 on the limiting plate 4. Through this device, the interference caused by vibration can be effectively reduced, and it is helpful to adjust or replace the shock absorbing device when necessary. A plurality of limiting plates 4 are respectively provided with round holes 5, and a round rod 6 is slidably installed in a plurality of round holes 5. A handle 7 is fixedly installed on the right end of the round rod 6. A plurality of limiting grooves 8 are provided on the outer wall of the round rod 6. The corresponding limiting plate 4 is provided with a mounting groove 9, and a rectangular plate 10 is fixedly installed in the mounting groove 9. A round rod 2 11 is slidably installed in the mounting groove 9 and on the rectangular plate 10. The top end of the round rod 2 11 extends to the outside of the mounting groove 9 and is slidably connected to the mounting groove 9. Through the arrangement, after the adsorption tube 1 is connected, Pull the handle 14 upward, the handle 14 will drive the round rod 11 and the limit block 13 on the round rod 11 to compress the spring 12 and move upward, then the round rod 16 is passed through the round holes 5 on the plurality of limit plates 4, the outer wall of the round rod 11 is wound with a spring 12, and the ends of the spring 12 that are away from each other are fixedly connected to the mounting groove 9 and the rectangular plate 10 respectively, the bottom end of the round rod 11 is fixedly installed with a limit block 13, the limit block 13 is adapted to the limit groove 8, and the top end of the round rod 11 is fixedly installed with a handle 14, and after being put on, the handle 14 can be loosened, so that the spring 12 can drive the limit block 13 on the round rod 11 to move downward and match the limit groove 8 on the round rod 11, so as to limit the round rod 11 through the limit block 13.This helps to ensure the stability and reliability of the device, and can effectively fix the position of the adsorption tube during the adsorption process. A motor box 23 is fixedly installed on the right side of the corresponding fixing rod 22, and a motor 24 is fixedly installed on the right inner wall of the motor box 23. A threaded rod 25 is fixedly installed on the output shaft of the motor 24. The threaded rod 25 passes through a plurality of fixing rods 22 and is rotatably connected to a plurality of fixing rods 22. Through the arrangement, when the device needs to be fixed, the device can be placed on the bottom plate 21, and then the motor 24 is started. The motor 24 will drive the threaded rod 25 to rotate, and the threaded rod 25 can bring Move multiple movable rods 26 and cooperate with the second limiting rod 27 to approach the corresponding fixed rod 22. Several movable rods 26 are threadedly installed on the outer wall of the threaded rod 25, and the second limiting rod 27 is fixedly installed on the left side of the corresponding fixed rod 22. The second limiting rod 27 penetrates several fixed rods 22 and movable rods 26 and is slidably connected with several fixed rods 22 and movable rods 26. Through the setting, the multiple movable rods 26 and fixed rods 22 can clamp the left and right surfaces of multiple limiting plates 4 on the device, which helps to ensure that the device will not move or shake during operation, thereby improving the accuracy and reliability of the operation.

[0028] A specific application of this embodiment is: when in use, multiple adsorption tubes 1 are connected to multiple sampling tubes 3 by threads, so as to realize the series connection of multiple adsorption tubes 1, and then the mixed gas is introduced into the series adsorption tubes 1. Since the adsorption tube 1 is equipped with mercapto cotton, the heavy metals in the mixed gas can be adsorbed. The adsorption tube 2 is equipped with polyurethane foam, which can adsorb sulfur phosphorus, methyl parathion, cypermethrin and cypermethrin in the mixed gas. The adsorption tube 3 is equipped with 401 organic groups, which can adsorb tetrahydrofuran in the mixed gas. Through the different adsorption functions of the multiple adsorption tubes 1, different adsorption can be achieved. The adsorption of gas and sampling in this way can reduce the cost and waste of consumables and improve efficiency and flexibility. When the adsorption tube 1 needs to be reinforced, the handle 14 can be pulled upward, and the handle 14 will drive the round rod 11 and the limit block 13 on the round rod 11 to move upward through the compression spring 12, and then the round rod 16 is passed through the round holes 5 on the plurality of limit plates 4. After passing through, the handle 14 is released, so that the spring 12 can drive the limit block 13 on the round rod 11 to move downward and match the limit groove 8 on the round rod 11, so that the limit block 13 limits the round rod 11, which helps to ensure the stability of the device. The device has the advantages of high reliability and good performance. The position of the adsorption tube 1 can be effectively fixed during the adsorption process of the adsorption tube 1. When the adsorption tube 1 is vibrated, the adsorption tube 1 transmits the vibration force to the damper 18. The damper 18 is activated and drives the spring 19 to be compressed, thereby reducing the impact of the vibration on the device. If it is necessary to remove the shock absorbing device, the two knobs 17 can be relatively moved so that the two knobs 17 drive the damper 18 to compress the spring 19. The compression of the spring 19 causes the limit rods 16 on the two knobs 17 to be separated from the limit grooves 15 on the limit plate 4. Through this device, It effectively reduces the interference caused by vibration and helps to facilitate the replacement of the shock absorbing device when needed and adjusted. When the device needs to be fixed, the device can be placed on the base plate 21, and then the motor 24 is started. The motor 24 will drive the threaded rod 25 to rotate. When the threaded rod 25 rotates, it can drive multiple movable rods 26 and cooperate with the limit rod 27 to approach the corresponding fixed rod 22, so that the multiple movable rods 26 and the fixed rod 22 can clamp the left and right side surfaces of the multiple limit plates 4 on the device, which helps to ensure that the device will not move or shake during operation, thereby improving the accuracy and reliability of the operation.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A multi-stage series adsorption tube, comprising a plurality of adsorption tubes (1) and threaded interfaces (2) provided on the plurality of adsorption tubes (1), characterized in that: The adsorption tube (1) is provided with a connecting mechanism and a configuration mechanism; The connection mechanism comprises sampling tubes (3) respectively threadedly mounted on a plurality of threaded interfaces (2); a limiting disk (4) is respectively fixedly sleeved on the outer walls of the plurality of adsorption tubes (1); a plurality of limiting disks (4) are respectively provided with a circular hole (5); a plurality of circular holes (5) are slidably mounted with a round rod (6); and a handle (7) is fixedly mounted on the right end of the round rod (6).

2. The multi-stage series adsorption tube according to claim 1, characterized in that: A plurality of limiting grooves (8) are provided on the outer wall of the round rod (6), and a corresponding mounting groove (9) is provided on the limiting plate (4). A rectangular plate (10) is fixedly installed in the mounting groove (9), and a round rod (11) is slidably installed in the mounting groove (9) and on the rectangular plate (10). The top end of the round rod (11) extends outside the mounting groove (9) and is slidably connected to the mounting groove (9).

3. The multi-stage series adsorption tube according to claim 2, characterized in that: A spring (12) is wound on the outer wall of the second round rod (11), and the ends of the spring (12) that are away from each other are fixedly connected to the mounting groove (9) and the rectangular plate (10) respectively. A limit block (13) is fixedly installed at the bottom end of the second round rod (11), and the limit block (13) is adapted to the limit groove (8). A handle (14) is fixedly installed at the top end of the second round rod (11).

4. The multi-stage series adsorption tube according to claim 3, characterized in that: A plurality of the limit plates (4) are respectively provided with limit slots 2 (15), a plurality of limit slots 2 (15) are respectively slidably mounted with limit rods 1 (16), and a plurality of limit rods 1 (16) are respectively fixedly mounted with knobs (17).

5. The multi-stage series adsorption tube according to claim 4, characterized in that: A damper (18) is fixedly mounted on one side of the plurality of knobs (17) close to each other, a spring 2 (19) is wound around the outer wall of the plurality of dampers (18), and ends of the plurality of springs 2 (19) away from each other are fixedly connected to the plurality of knobs (17).

6. The multi-stage series adsorption tube according to claim 5, characterized in that: The configuration mechanism comprises a plurality of legs (20) arranged at the bottom of a plurality of adsorption tubes (1), a bottom plate (21) being fixedly mounted on the top of the plurality of legs (20), and a plurality of fixing rods (22) being fixedly mounted on the top of the bottom plate (21).

7. The multi-stage series adsorption tube according to claim 6, characterized in that: A motor box (23) is fixedly mounted on the right side of the corresponding fixed rod (22), a motor (24) is fixedly mounted on the right inner wall of the motor box (23), a threaded rod (25) is fixedly mounted on the output shaft of the motor (24), and the threaded rods (25) all penetrate through a plurality of fixed rods (22) and are rotatably connected to the plurality of fixed rods (22).

8. The multi-stage series adsorption tube according to claim 7, characterized in that: A plurality of movable rods (26) are threadedly mounted on the outer wall of the threaded rod (25), and a second limiting rod (27) is fixedly mounted on the left side of the corresponding fixed rod (22). The second limiting rod (27) penetrates through the plurality of fixed rods (22) and the movable rods (26) and is slidably connected to the plurality of fixed rods (22) and the movable rods (26).

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