Handheld adjustable electric pressurizing pneumatic control gun

Abstract

The utility model relates to the technical field of laboratory tools, in particular to a handheld adjustable electric pressurizing air control gun which comprises a battery bin, a miniature air pump body is fixedly installed at the bottom of the battery bin, a limiting groove is formed in the back face of the battery bin, and a connecting cover is installed at the bottom of the miniature air pump body in a threaded mode. A cavity is formed in the connecting cover, a limiting groove is formed in the back face of the miniature air pump body, a communicating hose is installed at the air outlet end of the bottom of the miniature air pump body in an inserted mode, the bottom end of the communicating hose is installed in a cavity in a connecting base in the cavity of the connecting cover (2) in an inserted mode, the bottom end of the connecting cover is open, and a large silica gel air nozzle is movably installed at the bottom end of the connecting cover in an inserted mode. The utility model solves the problems that a pressurized pneumatic control gun is inevitably contaminated with a solution in an experiment process, so that a sample is polluted, and the working efficiency is greatly reduced if the pressurized pneumatic control gun is cleaned every time the pressurized pneumatic control gun is used.

Description

Technical Field

[0001] The utility model relates to the technical field of laboratory tools, in particular to a handheld adjustable electric pressurized gas-controlled gun. Background Art

[0002] Immunoaffinity column is a technology used for affinity purification of specific proteins or antibodies. It has a wide range of applications in biotechnology, biomedicine and other fields. The handheld adjustable electric pressurized gas control gun is a laboratory device used to provide precise pressure control to facilitate the process of samples passing through the immunoaffinity column. When using it, too high pressure may damage the immunoaffinity column, while too low pressure may cause the sample to fail to pass through the column effectively. Therefore, when using the handheld adjustable electric pressurized gas control gun for pressure control, the operator needs to concentrate highly.

[0003] The pressurized gas-controlled guns currently used mostly act directly on the immunoaffinity column. During the operation, it is inevitable that the solution will be contaminated, resulting in sample contamination. If it is cleaned every time it is used, the work efficiency will be greatly reduced. Therefore, a handheld adjustable electric pressurized gas-controlled gun is needed to solve the above problem. Utility Model Content

[0004] The utility model aims to provide a handheld adjustable electric pressurized gas-controlled gun, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a handheld adjustable electric pressurized air-controlled gun, comprising a battery compartment, a micro air pump body is fixedly installed at the bottom of the battery compartment, a limiting groove is provided on the back of the battery compartment, a connecting cover is threadedly installed at the bottom of the micro air pump body, a cavity is provided in the connecting cover, a limiting groove is provided on the back of the micro air pump body, a connecting hose is plugged and installed on the air outlet end at the bottom of the micro air pump body, the bottom end of the connecting hose is plugged into a connecting seat in the cavity of the connecting cover, and the bottom end of the connecting cover is open and a large silicone air nozzle is movably plugged into it.

[0006] Preferably, a lithium battery body is movably inserted in the battery compartment, a buck-boost device body is fixedly installed on the top of the battery compartment, a limiting groove is provided on the back of the battery compartment, a QC fast charging module body is fixedly installed on the top of the buck-boost device body, and a controller body is fixedly installed on the top of the QC fast charging module body.

[0007] Preferably, two control indicator lights are provided on the front of the boost-boost device body, the two control indicator lights are designed with fool-proof technology and have different appearance shapes and light colors, and a limit groove is provided on the back of the boost-boost device body.

[0008] Preferably, the controller body includes a PWM speed regulator knob, a speed display and a self-locking main switch, and a connecting wire is installed on the back of the controller body.

[0009] Preferably, a limiting groove is provided on the back of the QC fast charging module body, and a hook is provided on the QC fast charging module body, and the hook and the QC fast charging module body adopt an integrated structural design.

[0010] Preferably, the connecting wires are routed along the limit grooves on the back of the QC fast charging module body, the limit grooves on the back of the boost-boost device body, the limit grooves on the back of the battery compartment and the back of the micro air pump body, and the controller body, QC fast charging module body, boost-boost device body, battery compartment and micro air pump body are electrically connected.

[0011] Preferably, the top of the large silicone air nozzle, the top of the medium silicone air nozzle, or the top of the slender silicone air nozzle is inserted in the cavity in the connecting cover, the bottom end of the large silicone air nozzle is movably inserted with the syringe tube, the bottom end of the medium silicone air nozzle is movably inserted with the immunoaffinity column, and the bottom end of the slender silicone air nozzle is movably inserted with the immunoaffinity column.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model provides a connecting cover, and the connecting cover is threadedly installed on the bottom of the micro air pump body, and a cavity for air circulation is provided in the connecting cover, and the air outlet end of the micro air pump body is connected and installed on a connecting hose passing through the cavity, and at the same time, a large silicone air nozzle is inserted at the bottom of the connecting cover, and the top of the large silicone air nozzle is inserted into the cavity, so that the input air of the micro air pump body can be discharged through the large silicone air nozzle, and due to the direct plug connection between the large silicone air nozzle and the connecting cover, it is convenient to quickly replace the large silicone air nozzle, and the connecting cover is threadedly installed on the bottom of the micro air pump body, so when a more serious solution scattering occurs, it can be replaced together with the connecting cover, so that during the experiment, the connecting end of the pressurized air control gun can be quickly replaced according to the different solutions, so as to avoid contamination of the sample and affect the normal progress of the experiment, and achieve the effect of quickly replacing the connecting end of the pressurized air control gun and avoiding contamination during the experiment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 For the utility model Figure 2 The structural diagram of the enlarged part in the middle;

[0017] Figure 4 It is a schematic diagram of the back structure of the utility model;

[0018] Figure 5 It is a schematic diagram of the structure of the silicone gas nozzle of the utility model.

[0019] In the figure: 1. Large silicone air nozzle; 2. Connecting cover; 3. Micro air pump body; 4. Lithium battery body; 5. Control indicator light; 6. QC fast charging module body; 7. Hook; 8. Controller body; 9. Boost and reducer body; 10. Battery compartment; 11. Connecting wire; 12. Connecting hose; 13. Limiting groove; 14. Medium silicone air nozzle; 15. Slender silicone air nozzle. DETAILED DESCRIPTION

[0020] 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 in 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. Example 1

[0021] like Figure 1 , Figure 2 and Figure 4 As shown, the utility model provides an embodiment: a handheld adjustable electric pressurized gas-controlled gun, including a battery compartment 10, in which a lithium battery body 4 is movably inserted, a boost-boost device body 9 is fixedly installed on the top of the battery compartment 10, and two control indicator lights 5 are provided on the front of the boost-boost device body 9. The two control indicator lights 5 are designed with fool-proof technology and have different appearance shapes and light colors, so that it is convenient to understand the boost-boost situation when in use, and a limit groove 13 is provided on the back of the boost-boost device body 9.

[0022] A limiting groove 13 is provided on the back of the battery compartment 10, and a QC fast charging module body 6 is fixedly installed on the top of the boost and reducer body 9, and a controller body 8 is fixedly installed on the top of the QC fast charging module body 6. A limiting groove 13 is provided on the back of the QC fast charging module body 6, and a hook 7 is provided on the QC fast charging module body 6. The hook 7 and the QC fast charging module body 6 adopt an integrated structural design. The setting of the hook 7 allows the electric pressurized air-controlled gun to be easily placed. The controller body 8 includes a PWM speed regulator knob, a speed display and a self-locking main switch, and a connecting line 11 is installed on the back of the controller body 8. A micro air pump body 3 is fixedly installed at the bottom of the battery compartment 10, and a limiting groove 13 is provided on the back of the battery compartment 10. A connecting cover 2 is threadedly installed on the bottom of the micro air pump body 3. Example 2

[0023] like Figure 1 , Figure 3 and Figure 5 As shown, another embodiment of the utility model is: a hand-held adjustable electric pressurized air-controlled gun, comprising a connecting cover 2, a cavity is provided in the connecting cover 2, a limiting groove 13 is provided on the back of a micro air pump body 3, a connecting hose 12 is plugged and installed on the air outlet end at the bottom of the micro air pump body 3, the bottom end of the connecting hose 12 is plugged into the cavity in the connecting seat 2 in the cavity of the connecting cover (2), the bottom end of the connecting cover 2 is open and a large silicone gas nozzle 1 or a medium silicone gas nozzle 14 or a slender silicone gas nozzle 15 is movably plugged, the top of the large silicone gas nozzle 1 or the top of the medium silicone gas nozzle 14 or the top of the slender silicone gas nozzle 15 is plugged into the cavity in the connecting cover 2, the bottom end of the large silicone gas nozzle 1 is movably plugged with a syringe tube, the bottom end of the medium silicone gas nozzle 14 is movably plugged with an immunoaffinity column, and the bottom end of the slender silicone gas nozzle 15 is movably plugged with the immunoaffinity column. By setting a connecting cover 2, and threading the connecting cover 2 on the bottom of the micro air pump body 3, and setting a cavity for air circulation in the connecting cover 2, and connecting the air outlet end of the micro air pump body 3 to the connecting hose 12 passing through the cavity, at the same time, the large silicone air nozzle 1 is inserted into the bottom of the connecting cover 2, and the top of the large silicone air nozzle 1 is inserted into the cavity, so that the input air of the micro air pump body 3 can be discharged through the large silicone air nozzle 1, and due to the direct plug connection between the large silicone air nozzle 1 and the connecting cover 2, it is convenient to quickly replace the large silicone air nozzle 1, and the connecting cover 2 is threadedly installed at the bottom of the micro air pump body 3, and when a more serious solution scattering occurs, it can be replaced together with the connecting cover 2, so that during the experiment, the connection end of the pressurized air control gun can be quickly replaced according to the different solutions, so as to avoid contamination of the sample and affect the normal progress of the experiment, and achieve the effect of quickly replacing the connection end of the pressurized air control gun and avoiding contamination during the experiment.

[0024] When the utility model is used, the connecting cover 2 is threadedly installed on the air outlet end at the bottom of the micro air pump body 3, and the bottom end of the connecting hose 12 is inserted into the connecting seat in the cavity of the connecting cover 2, so as to minimize the contact between the air and the connecting cover 2 and reduce the risk of air leakage in the cavity. At this time, the large silicone gas nozzle 1 can be inserted into the bottom of the connecting cover 2, and the large silicone gas nozzle 1 is made to contact with the connecting hose 12, so as to achieve the connecting installation of the large silicone gas nozzle 1 and the connecting hose 12. During operation, the input air pressure of the micro air pump body 3 is controlled by the PWM speed regulator knob, so as to provide precise pressure control, so that the sample can pass through the immunoaffinity column, and during use, the large silicone gas nozzle 1 and the connecting cover 2 can be quickly replaced according to different samples. At the same time, after the large silicone gas nozzle 1 can be disassembled, the type and size of the replaceable can be adjusted, so that it can be movably inserted with the syringe tube or the immunoaffinity column.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A hand-held adjustable electric pressurized gas-controlled gun, comprising a battery compartment (10), characterized in that: A micro air pump body (3) is fixedly mounted on the bottom of the battery compartment (10), a limiting groove (13) is provided on the back of the battery compartment (10), a connecting cover (2) is threadedly mounted on the bottom of the micro air pump body (3), a cavity is provided in the connecting cover (2), a limiting groove (13) is provided on the back of the micro air pump body (3), a connecting hose (12) is plugged and mounted on the air outlet end at the bottom of the micro air pump body (3), the bottom end of the connecting hose (12) is plugged into a connecting seat in the cavity of the connecting cover (2), and the bottom end of the connecting cover (2) is open and a large silicone gas nozzle (1) or a medium-sized silicone gas nozzle (14) or a slender silicone gas nozzle (15) is movably plugged into.

2. A handheld adjustable electric pressurized gas-controlled gun according to claim 1, characterized in that: A lithium battery body (4) is movably inserted in the battery compartment (10), a step-up / step-down device body (9) is fixedly mounted on the top of the battery compartment (10), a limit groove (13) is provided on the back of the battery compartment (10), a QC fast charging module body (6) is fixedly mounted on the top of the step-up / step-down device body (9), and a controller body (8) is fixedly mounted on the top of the QC fast charging module body (6).

3. A handheld adjustable electric pressurized gas-controlled gun according to claim 2, characterized in that: The front of the step-up / down pressure device body (9) is provided with two control indicator lights (5), the two control indicator lights (5) are designed with foolproof technology and have different appearance shapes and light colors, and the back of the step-up / down pressure device body (9) is provided with a limit groove (13).

4. A handheld adjustable electric pressurized gas-controlled gun according to claim 2, characterized in that: The controller body (8) comprises a PWM speed regulator knob, a speed regulation display and a self-locking main switch, and a connecting line (11) is installed on the back of the controller body (8).

5. A handheld adjustable electric pressurized gas-controlled gun according to claim 2, characterized in that: The back of the QC fast charging module body (6) is provided with a limiting groove (13), the QC fast charging module body (6) is provided with a hook (7), and the hook (7) and the QC fast charging module body (6) adopt an integrated structural design.

6. A handheld adjustable electric pressurized gas-controlled gun according to claim 4, characterized in that: The connecting wire (11) is routed along the limiting groove (13) on the back of the QC fast charging module body (6), the limiting groove (13) on the back of the boost and reducer device body (9), the limiting groove (13) on the back of the battery compartment (10), and the limiting groove (13) on the back of the micro air pump body (3), so that the controller body (8), the QC fast charging module body (6), the boost and reducer device body (9), the battery compartment (10), and the micro air pump body (3) are electrically connected.

7. A handheld adjustable electric pressurized gas-controlled gun according to claim 1, characterized in that: The top of the large silicone gas nozzle (1) or the top of the medium silicone gas nozzle (14) or the top of the slender silicone gas nozzle (15) is inserted into the cavity in the connection cover (2); the bottom end of the large silicone gas nozzle (1) is movably inserted into the syringe tube, the bottom end of the medium silicone gas nozzle (14) is movably inserted into the immunoaffinity column, and the bottom end of the slender silicone gas nozzle (15) is movably inserted into the immunoaffinity column.

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