Filter material leakage detection device

Abstract

One end of a base is detachably connected with the output end of a detection table, an air inlet is formed in the position, close to the output end of the detection table, of the base, a first air outlet is formed in the upper portion of the other end of the base, a first sealing gasket is arranged on the side edge of the first air outlet, and an upper pressing cover plate is arranged above the first sealing gasket. A second air outlet is formed in the middle of the upper portion of the upper pressing cover plate, the upper pressing cover plate is connected with the side edge of the base through a locking hasp, a second sealing gasket is arranged below the upper pressing cover plate, the first sealing gasket and the second sealing gasket are correspondingly arranged, the cross section of the first sealing gasket and the cross section of the second sealing gasket are semicircular, the contact area is reduced, and loss of filter paper is reduced.

Description

Technical Field

[0001] The utility model relates to the field of detection technology, and more specifically, to a filter material leakage detection device. Background Art

[0002] With the rapid development of science and technology, the requirements for air cleanliness are becoming increasingly stringent. Air filters are widely used in the air supply terminals of air conditioners in dust-free cleanrooms in industries such as optical electronics, biomedicine, precision instruments, beverages and food, and PCB printing. Filter elements require incoming material inspection before production to check whether the filter paper raw materials meet the leak-free inspection requirements.

[0003] The detection device in the prior art that is closest to the present application is the authorization announcement number: CN215985015U, a flat filter material smoke leak detector, including a smoke leak detector body and a clamp; the smoke leak detector body includes a smoke generating device, a detection platform and a smoke detection device located above the detection platform, and the detection platform is provided with a smoke chamber connected to the smoke generating device and a sealing chamber arranged around the smoke chamber; the clamp includes a lower clamp that is attached to the bottom of the sealing chamber and an upper clamp that is buckled on the lower clamp, and the bottom surface of the upper clamp and / or the top surface of the lower clamp are provided with an elastic layer to seal the flat filter material located between the upper clamp and the lower clamp.

[0004] The existing detection device uses an elastic layer to seal the flat filter material. The elastic layer is in full contact with the filter material, making the filter material easily damaged and making non-destructive testing unavoidable. In addition, the detection device and the detection table are fixed and cannot be flexibly adjusted according to specifications.

[0005] In view of this, the utility model proposes a filter material leakage detection device that is flexible to replace and non-destructive to detect. Utility Model Content

[0006] The purpose of the utility model is to provide a filter material leakage detection device that is flexible to replace and non-destructive to detect.

[0007] A filter material leakage detection device includes a base 1, an upper pressure cover plate 2, a first sealing gasket 3, a second sealing gasket 4, and a locking buckle 5, characterized in that: one end of the base 1 is detachably connected to the output end of the detection platform, the base 1 is provided with an air inlet 6 near the output end of the detection platform, a first air outlet 7 is provided above the other end of the base 1, a first sealing gasket 3 is provided on the side of the first air outlet 7, an upper pressure cover plate 2 is provided above the first sealing gasket 3, a second air outlet 10 is provided in the middle above the upper pressure cover plate 2, the upper pressure cover plate 2 is connected to the side of the base 1 by a locking buckle 5, a second sealing gasket 4 is provided below the upper pressure cover plate 2, the first sealing gasket 3 and the second sealing gasket 4 are arranged correspondingly, and the cross-sections of the first sealing gasket 3 and the second sealing gasket 4 are both semicircular.

[0008] Furthermore, a third sealing gasket 8 is provided at the connection between the base 1 and the detection platform, and the third sealing gasket 8 serves to prevent leakage of smoke output from the detection platform.

[0009] Furthermore, the cross section of the third sealing gasket 8 is semicircular.

[0010] In some embodiments, the first sealing gasket 3 , the second sealing gasket 4 , and the third sealing gasket 8 are all annular structures.

[0011] Furthermore, the first sealing gasket 3 , the second sealing gasket 4 , and the third sealing gasket 8 are all PU foam sealing gaskets.

[0012] In some embodiments, four upward-flanged hooks 9 are spaced around the upper cover plate 2 , and each upward-flanged hook 9 is provided with a locking buckle 5 , one end of the locking buckle 5 abuts against the upward-flanged hook 9 , and the other end of the locking buckle 5 abuts against the base 1 .

[0013] Furthermore, the locking buckle 5 includes an upper adjustment buckle 51, a lower adjustment buckle 52, and a connecting plate 53. The upward flange hook 9 is connected with an upper adjustment buckle 51, and a lower adjustment buckle 52 is provided below the upper adjustment buckle 51. The upper adjustment buckle 51 and the lower adjustment buckle 52 are rotationally connected. A connecting plate 53 is provided on the inner side of the lower adjustment buckle 52, and the connecting plate 53 is fitly connected to the outer side of the base 1.

[0014] Furthermore, the surface of the connecting plate 53 close to the base 1 is a rough surface, which serves to increase friction.

[0015] In some embodiments, the base 1 is a cylindrical hollow structure.

[0016] In some embodiments, the base 1 and the upper cover plate 2 are made of stainless steel.

[0017] The beneficial effects of the present invention: The present invention proposes a filter material leakage detection device, wherein one end of the base 1 is detachably connected to the output end of the detection platform, an air inlet 6 is provided at the base 1 near the output end of the detection platform, a first air outlet 7 is provided above the other end of the base 1, a first sealing gasket 3 is provided on the side of the first air outlet 7, an upper pressure cover plate 2 is provided above the first sealing gasket 3, the upper pressure cover plate 2 is connected to the side of the base 1 by a locking buckle 5, so that the filter paper is in a taut state, a second sealing gasket 4 is provided below the upper pressure cover plate 2, the first sealing gasket 3 and the second sealing gasket 4 are correspondingly arranged, and the cross-sections of the first sealing gasket 3 and the second sealing gasket 4 are both semicircular, which reduces the contact area and reduces the loss of the filter paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front view of a filter material leakage detection device of the present application.

[0019] Figure 2 This is a top view of a filter material leakage detection device of the present application.

[0020] Figure 3 This is a cross-sectional view of a filter material leakage detection device of the present application.

[0021] Description of main component symbols

[0022] Base 1, upper cover plate 2, first sealing gasket 3, second sealing gasket 4, locking buckle 5, upper adjustment buckle 51, lower adjustment buckle 52, connecting plate 53, air inlet 6, first air outlet 7, third sealing gasket 8, upward flange hook 9, second air outlet 10. The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION

[0023] The following examples are described to assist in understanding the present application, and the examples are not and should not be interpreted in any way as limiting the scope of protection of the present application.

[0024] In the following description, those skilled in the art will recognize that throughout this discussion, components may be described as separate functional units (which may include sub-units), but those skilled in the art will recognize that various components or portions thereof may be divided into separate components or may be integrated together (including within a single system or component).

[0025] At the same time, the connections between components or systems are not intended to be limited to direct connections. Instead, data between these components may be modified, reformatted, or otherwise changed by intermediate components. In addition, additional or fewer connections may be used. It should also be noted that the terms "coupled," "connected," or "input" should be understood to include direct connections, indirect connections through one or more intermediate devices, and wireless connections.

[0026] Example 1:

[0027] like Figure 1 As shown in FIG, it is a main view of a filter material leakage detection device of the present application; Figure 2 As shown, it is a top view of a filter material leakage detection device of the present application; Figure 3 , which is a cross-sectional view of a filter material leakage detection device of the present application.

[0028] A filter material leakage detection device includes a base 1, an upper pressure cover plate 2, a first sealing gasket 3, a second sealing gasket 4, and a locking buckle 5, characterized in that: one end of the base 1 is detachably connected to the output end of the detection platform, the base 1 is provided with an air inlet 6 near the output end of the detection platform, a first air outlet 7 is provided above the other end of the base 1, a first sealing gasket 3 is provided on the side of the first air outlet 7, an upper pressure cover plate 2 is provided above the first sealing gasket 3, a second air outlet 10 is provided in the middle above the upper pressure cover plate 2, the upper pressure cover plate 2 is connected to the side of the base 1 by a locking buckle 5, a second sealing gasket 4 is provided below the upper pressure cover plate 2, the first sealing gasket 3 and the second sealing gasket 4 are arranged correspondingly, and the cross-sections of the first sealing gasket 3 and the second sealing gasket 4 are both semicircular.

[0029] A third sealing gasket 8 is further provided at the connection between the base 1 and the detection platform, and the third sealing gasket 8 serves to prevent leakage of smoke output from the detection platform.

[0030] The cross section of the third sealing gasket 8 is semicircular

[0031] The first sealing gasket 3 , the second sealing gasket 4 , and the third sealing gasket 8 are all annular structures.

[0032] The first sealing gasket 3 , the second sealing gasket 4 , and the third sealing gasket 8 are all PU foam sealing gaskets.

[0033] Four upward flange hooks 9 are spaced apart around the upper cover plate 2 , and each upward flange hook 9 is provided with a locking buckle 5 , one end of the locking buckle 5 abuts against the upward flange hook 9 , and the other end of the locking buckle 5 abuts against the base 1 .

[0034] The locking buckle 5 includes an upper adjustment buckle 51, a lower adjustment buckle 52, and a connecting plate 53. The upward flange hook 9 is connected with an upper adjustment buckle 51, and a lower adjustment buckle 52 is provided below the upper adjustment buckle 51. The upper adjustment buckle 51 and the lower adjustment buckle 52 are rotatably connected. A connecting plate 53 is provided on the inner side of the lower adjustment buckle 52, and the connecting plate 53 is fitly connected to the outer side of the base 1.

[0035] The surface of the connecting plate 53 close to the base 1 is a rough surface, which serves to increase friction.

[0036] The base 1 is a cylindrical hollow structure.

[0037] The base 1 and the upper cover plate 2 are made of stainless steel.

[0038] The working principle of the present invention is as follows: first, the base 1 is connected to the output end of the detection platform, and the third sealing gasket 8 seals the connection. Then, the filter paper is placed flat between the first sealing gasket 3 and the second sealing gasket 4, and the upper cover plate 2 is placed on the filter paper so that the first sealing gasket 3 corresponds to the second sealing gasket 4. Then, the lower adjustment buckle 52 is pressed down to make the connecting plate 53 fit and connect with the outer side of the base 1 to complete the locking. Finally, the detection platform outputs the smoke, and the smoke reaches the filter paper through the air inlet 6. The external smoke detector then detects the surface of the filter paper to determine whether there is any leakage.

[0039] The beneficial effects of the present invention: The present invention proposes a filter material leakage detection device, wherein one end of the base 1 is detachably connected to the output end of the detection platform, an air inlet 6 is provided at the base 1 near the output end of the detection platform, a first air outlet 7 is provided above the other end of the base 1, a first sealing gasket 3 is provided on the side of the first air outlet 7, an upper pressure cover plate 2 is provided above the first sealing gasket 3, the upper pressure cover plate 2 is connected to the side of the base 1 by a locking buckle 5, so that the filter paper is in a taut state, a second sealing gasket 4 is provided below the upper pressure cover plate 2, the first sealing gasket 3 and the second sealing gasket 4 are correspondingly arranged, and the cross-sections of the first sealing gasket 3 and the second sealing gasket 4 are both semicircular, which reduces the contact area and reduces the loss of the filter paper.

[0040] Although this application has disclosed various aspects and embodiments, other aspects and embodiments will be readily apparent to those skilled in the art. Variations and modifications may be made without departing from the spirit of this application, and all such variations and modifications are within the scope of this application. The various aspects and embodiments disclosed in this application are provided for illustrative purposes only and are not intended to limit this application. The actual scope of this application is determined by the claims.

Claims

1. A filter material leakage detection device, comprising a base (1), an upper cover plate (2), a first sealing gasket (3), a second sealing gasket (4), and a locking buckle (5), characterized in that: One end of the base (1) is detachably connected to the output end of the test bench. The base (1) is provided with an air inlet (6) near the output end of the test bench, and a first air outlet (7) is provided above the other end of the base (1). A first sealing gasket (3) is provided on the side of the first air outlet (7), an upper pressure cover plate (2) is provided above the first sealing gasket (3), a second air outlet (10) is provided in the middle above the upper pressure cover plate (2), the upper pressure cover plate (2) is connected to the side of the base (1) through a locking buckle (5), a second sealing gasket (4) is provided below the upper pressure cover plate (2), the first sealing gasket (3) and the second sealing gasket (4) are arranged correspondingly, and the cross sections of the first sealing gasket (3) and the second sealing gasket (4) are both semicircular.

2. The filter material leakage detection device according to claim 1, wherein: A third sealing gasket (8) is also provided at the connection between the base (1) and the detection platform, and the third sealing gasket (8) serves to prevent leakage of smoke output from the detection platform.

3. The filter material leakage detection device according to claim 2, wherein: The cross section of the third sealing gasket (8) is semicircular.

4. The filter material leakage detection device according to claim 3, wherein: The first sealing gasket (3), the second sealing gasket (4), and the third sealing gasket (8) are all annular structures.

5. The filter material leakage detection device according to claim 3, wherein: The first sealing gasket (3), the second sealing gasket (4), and the third sealing gasket (8) are all PU foam sealing gaskets.

6. The filter material leakage detection device according to claim 1, wherein: Four upward-flanged hooks (9) are spaced around the upper cover plate (2), and each upward-flanged hook (9) is provided with a locking buckle (5). One end of the locking buckle (5) abuts against the upward-flanged hook (9), and the other end of the locking buckle (5) abuts against the base (1).

7. The filter material leakage detection device according to claim 6, wherein: The locking buckle (5) comprises an upper adjustment buckle (51), a lower adjustment buckle (52), and a connecting plate (53); the upward flange hook (9) is connected to an upper adjustment buckle (51); a lower adjustment buckle (52) is provided below the upper adjustment buckle (51); the upper adjustment buckle (51) and the lower adjustment buckle (52) are rotatably connected; a connecting plate (53) is provided on the inner side of the lower adjustment buckle (52); and the connecting plate (53) is fitted and connected to the outer side of the base (1).

8. The filter material leakage detection device according to claim 7, wherein: The surface of the connecting plate (53) close to the base (1) is a rough surface, which serves to increase friction.

9. The filter material leakage detection device according to claim 1, wherein: The base (1) is a cylindrical hollow structure.

10. The filter material leakage detection device according to claim 1, wherein: The base (1) and the upper cover plate (2) are made of stainless steel.

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