Glove box with automatic leak detection device

Abstract

The utility model relates to a glove box with an automatic leak detection device, which comprises a glove box body, an automatic leak detection plugging structure is arranged in the glove box body, the automatic leak detection plugging structure comprises an air pump fixedly mounted on the right side of the glove box body, and an air exhaust pipe is fixedly mounted at the air exhaust end of the air pump. A plurality of pressure detection pieces are fixedly installed at the top of an inner cavity of the glove box body, and a barometer penetrating into the glove box body is fixedly installed at the top of the glove box body. According to the glove box with the automatic leak detection device, air in the glove box body is extracted through operation of an air pump, an air leakage point position in the glove box body is detected through two pressure detection pieces, and after the air leakage point position is found, two first electric push rods are unfolded to push first suction cups to move to the outer side so that the two sides of an inner cavity of the glove box body can be blocked; and a second electric push rod pushes a second suction cup to unfold so that the top of the inner cavity of the glove box body can be blocked, and therefore the automatic leakage repairing effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of glove boxes, in particular to a glove box with an automatic leakage detection device. Background Art

[0002] A glove box is a laboratory equipment that fills a box with high-purity inert gas and circulates to filter out the active substances in it. It is also called a vacuum glove box, inert gas protection box, etc. Its main function is to remove organic gases such as O2 and H2O.

[0003] Chinese patent publication number CN219563173U proposes "a glove box with an automatic leak detection device". This technical solution points out the problem that "if there is a leak during equipment commissioning and operation, leak detection is very difficult, it is difficult to quickly find the leak point, and it takes a lot of man-hours to check one by one, which has high requirements for commissioning personnel and is difficult to maintain, resulting in high additional costs". The utility model provides the following technical solution: "When the pressure in the cavity changes, the alarm device will sound an alarm, and the display light will light up, prompting personnel to deal with the system in time."

[0004] The above solution has the following defects: the above device can only find the leakage point when in use, but cannot seal the leakage point, which is too inconvenient to use. Therefore, a glove box with an automatic leak detection device is proposed to solve the above problem. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a glove box with an automatic leak detection device, which has the advantages of automatic leak repair and the like.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a glove box with an automatic leak detection device, comprising a glove box body, wherein an automatic leak detection and blocking structure is arranged inside the glove box body.

[0007] The automatic leak detection and plugging structure includes an air pump fixedly installed on the right side of the glove box, an air extraction pipe fixedly installed on the air pump exhaust end, a plurality of pressure detection components fixedly installed on the top of the inner cavity of the glove box, a barometer fixedly installed on the top of the glove box that penetrates the interior, two guide rails fixedly installed on the bottom of the inner cavity of the glove box, linear modules No. 1 movably installed on the tops of the two guide rails, linear modules No. 2 fixedly installed on the bottom of the inner cavity of the glove box, and a linear module No. 1 fixedly installed on the top output end of the linear module No. 1. A moving frame, a servo motor is fixedly installed on the top of the moving frame, a threaded rod penetrating into the interior of the moving frame is fixedly installed on the bottom output end of the servo motor, a sealing plate penetrating into the left and right sides thereof is movably installed inside the moving frame, an electric push rod No. 1 penetrating into the left and right sides thereof is fixedly installed inside the sealing plate, a suction cup No. 1 is fixedly installed on the outer expansion ends of the two electric push rods No. 1, an electric push rod No. 2 penetrating into the top thereof is fixedly installed on the bottom of the sealing plate, and a suction cup No. 2 is fixedly installed on the top expansion end of the electric push rod No. 2.

[0008] Furthermore, the air pump is located at the waist of the glove box, and the air extraction pipe is fixedly installed on the top of the glove box.

[0009] Furthermore, the exhaust pipe is connected to the glove box through, and the plurality of pressure detection components are respectively located on both sides of the exhaust pipe.

[0010] Furthermore, the pressure gauge is located on the left side of the exhaust pipe, and the two guide rails are respectively located at one end close to the left and right sides of the glove box.

[0011] Furthermore, the linear module No. 1 slides back and forth on the top of the two guide rails, and the linear module No. 2 is located between the two guide rails.

[0012] Furthermore, the top output end of the linear module No. 2 is fixedly connected to the bottom of the linear module No. 1, and the height of the movable frame is less than the height of the glove box.

[0013] Furthermore, the threaded rod is rotatably mounted inside the movable frame, and the blocking plate slides up and down inside the movable frame.

[0014] Furthermore, the electric push rod No. 2 is located on the left side of the mobile frame, and the electric push rod No. 2 and the suction cup No. 2 are both located on the back of the electric push rod No. 1.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] The glove box with an automatic leak detection device draws air from the glove box through the operation of an air pump and detects the leakage points inside the glove box through two pressure detection parts. After the leakage points are found, two electric push rods No. 1 are unfolded to push suction cup No. 1 to move outward to block both sides of the inner cavity of the glove box. Electric push rod No. 2 pushes suction cup No. 2 to unfold to block the top of the inner cavity of the glove box, thereby achieving the effect of automatic leak repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0018] Figure 2 This is a front view of the structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the mobile frame of the utility model.

[0020] In the figure: 1. glove box; 2. air pump; 3. exhaust pipe; 4. pressure detection component; 5. pressure gauge; 6. guide rail; 7. linear module No. 1; 8. linear module No. 2; 9. moving frame; 10. servo motor; 11. threaded rod; 12. blocking plate; 13. electric push rod No. 1; 14. suction cup No. 1; 15. electric push rod No. 2; 16. suction cup No. 2. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-3 In this embodiment, a glove box with an automatic leak detection device includes a glove box body 1, and an automatic leak detection and blocking structure is arranged inside the glove box body 1.

[0023] The automatic leak detection and sealing structure includes an air pump 2 fixedly installed on the right side of the glove box 1, the air pump 2 is located at the waist position of the glove box 1, an exhaust pipe 3 is fixedly installed at the exhaust end of the air pump 2, the exhaust pipe 3 is fixedly installed on the top of the glove box 1, the exhaust pipe 3 and the glove box 1 are through-connected, a plurality of pressure detection components 4 are fixedly installed on the top of the inner cavity of the glove box 1, and the plurality of pressure detection components 4 are respectively located on both sides of the exhaust pipe 3. The air pump 2 operates to extract air inside the glove box 1 through the exhaust pipe 3, and then the two pressure detection components 4 detect the leakage points inside the glove box 1. A pressure gauge 5 is fixedly installed on the top of the glove box 1 and penetrates into the interior thereof. The pressure gauge 5 is located on the left side of the exhaust pipe 3, and the air pressure inside the glove box 1 can be easily observed through the pressure gauge 5.

[0024] Two guide rails 6 are fixedly installed at the bottom of the inner cavity of the glove box 1, and the two guide rails 6 are respectively located at one end close to the left and right sides of the glove box 1. A linear module No. 1 7 is movably installed on the top of the two guide rails 6. The linear module No. 1 7 slides back and forth on the top of the two guide rails 6, and the linear module No. 1 7 is restricted by the two guide rails 6 to move back and forth at the top of the inner cavity of the glove box 1. A linear module No. 2 8 is fixedly installed at the bottom of the inner cavity of the glove box 1, and the linear module No. 2 8 is located between the two guide rails 6. The top output end of the linear module No. 2 8 is fixedly connected to the bottom of the linear module No. 1 7, and the linear module No. 1 7 is driven by the linear module No. 2 8 to move back and forth inside the glove box 1.

[0025] A moving frame 9 is fixedly installed on the top output end of the linear module No. 1 7, and the height of the moving frame 9 is less than the height of the glove box 1. The moving frame 9 is driven by the linear module No. 1 7 to move left and right inside the glove box 1. A servo motor 10 is fixedly installed on the top of the moving frame 9, and a threaded rod 11 that penetrates into the inside of the moving frame 9 is fixedly installed on the bottom output end of the servo motor 10. The threaded rod 11 is rotatably installed inside the moving frame 9, and a blocking plate 12 that penetrates the left and right sides thereof is movably installed inside the moving frame 9. The blocking plate 12 slides up and down inside the moving frame 9. The servo motor 10 drives the threaded rod 11 to rotate forward and reverse inside the moving frame 9 to drive the blocking plate 12 to rise and fall inside the moving frame 9.

[0026] An electric push rod No. 13 is fixedly installed inside the blocking plate 12 and extends to its left and right sides. Suction cup No. 14 is fixedly installed on the outer expanded ends of the two electric push rods No. 13. When the two electric push rods No. 13 are expanded, they respectively push the other two suction cups No. 14 to move outward to block the two side walls of the inner cavity of the glove box 1. An electric push rod No. 2 15 is fixedly installed on the bottom of the blocking plate 12 and extends to the top. The electric push rod No. 2 15 is located on the left side of the moving frame 9. Suction cup No. 2 16 is fixedly installed on the top expanded end of the electric push rod No. 2 15. The electric push rod No. 2 15 and the suction cup No. 2 16 are both located on the back of the electric push rod No. 13. When the electric push rod No. 2 15 is expanded, it pushes the suction cup No. 2 16 to rise to block the upper top wall of the inner cavity of the glove box 1.

[0027] The working principle of the above embodiment is:

[0028] During use, the air pump 2 runs to extract the air inside the glove box 1 through the exhaust pipe 3, and then the two pressure detection components 4 detect the leakage points inside the glove box 1. After the leakage points are found, the private servo motor 10 drives the threaded rod 11 to rotate, which can drive the sealing plate 12 to drive the electric push rod No. 2 15 to rise, and then the electric push rod No. 2 15 unfolds and pushes the suction cup No. 2 16 to rise to seal the upper top wall of the inner cavity of the glove box 1. Then the linear module No. 2 8 drives the linear module No. 1 7 to move back and forth inside the glove box 1, and the linear module No. 1 7 can drive the moving frame 9 and the sealing plate 12 on its top to move back and forth inside the glove box 1 to block. Finally, the linear module No. 1 7 drives the moving frame 9 to move left and right, which can drive the sealing plate 12 to move left and right inside the glove box 1 to block.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A glove box with an automatic leak detection device, comprising a glove box body (1), characterized in that: An automatic leak detection and sealing structure is provided inside the glove box (1); The automatic leak detection and plugging structure comprises an air pump (2) fixedly mounted on the right side of the glove box (1); an air extraction pipe (3) is fixedly mounted on the air extraction end of the air pump (2); a plurality of pressure detection components (4) are fixedly mounted on the top of the inner cavity of the glove box (1); a barometer (5) penetrating the inside of the glove box (1) is fixedly mounted on the top of the glove box (1); two guide rails (6) are fixedly mounted on the bottom of the inner cavity of the glove box (1); a linear module No. 1 (7) is movably mounted on the top of the two guide rails (6); a linear module No. 2 (8) is fixedly mounted on the bottom of the inner cavity of the glove box (1); a movable frame (9) is fixedly mounted on the top output end of the linear module No. 1 (7); A servo motor (10) is fixedly mounted on the top of the movable frame (9); a threaded rod (11) penetrating into the interior of the movable frame (9) is fixedly mounted on the bottom output end of the servo motor (10); a blocking plate (12) penetrating into the left and right sides of the movable frame (9) is movably mounted inside the movable frame (9); an electric push rod No. 1 (13) penetrating into the left and right sides of the blocking plate (12) is fixedly mounted inside the blocking plate (12); a suction cup No. 1 (14) is fixedly mounted on the outer expansion ends of the two electric push rods No. 1 (13); an electric push rod No. 2 (15) penetrating into the top of the blocking plate (12) is fixedly mounted on the bottom; a suction cup No. 2 (16) is fixedly mounted on the top expansion end of the electric push rod No. 2 (15).

2. A glove box with an automatic leak detection device according to claim 1, characterized in that: The air pump (2) is located at the waist of the glove box (1), and the air extraction pipe (3) is fixedly installed on the top of the glove box (1).

3. The glove box with an automatic leak detection device according to claim 1, characterized in that: The exhaust pipe (3) is connected to the glove box (1) in a through connection, and the plurality of pressure detection components (4) are respectively located on both sides of the exhaust pipe (3).

4. The glove box with an automatic leak detection device according to claim 1, characterized in that: The pressure gauge (5) is located on the left side of the exhaust pipe (3), and the two guide rails (6) are respectively located at one end close to the left and right sides of the glove box (1).

5. The glove box with an automatic leak detection device according to claim 1, characterized in that: The linear module No. 1 (7) slides forward and backward on the top of the two guide rails (6), and the linear module No. 2 (8) is located between the two guide rails (6).

6. The glove box with an automatic leak detection device according to claim 1, characterized in that: The top output end of the linear module No. 2 (8) is fixedly connected to the bottom of the linear module No. 1 (7), and the height of the movable frame (9) is less than the height of the glove box (1).

7. The glove box with an automatic leak detection device according to claim 1, characterized in that: The threaded rod (11) is rotatably mounted inside the movable frame (9), and the blocking plate (12) slides up and down inside the movable frame (9).

8. The glove box with an automatic leak detection device according to claim 1, characterized in that: The electric push rod No. 2 (15) is located on the left side of the moving frame (9), and the electric push rod No. 2 (15) and the suction cup No. 2 (16) are both located on the back of the electric push rod No. 1 (13).

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