Air filter sealing performance detection equipment
By designing the air filter seal detection equipment and using a transparent glass water tank and a magnifying glass to observe bubbles in the water, the problem that existing methods are difficult to observe in small bubbles is solved, and the accuracy of detection is significantly improved.
Patent Information
- Application Number
- CN202323553305.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-26
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2033-12-26
AI Technical Summary
The existing air filter seal detection methods rely on human eye observation, making it difficult to accurately judge the bubbles generated when the air leakage is very small, which affects the accuracy of the detection.
An air filter seal detection device is designed, including a transparent glass water tank, a clamping mechanism and an auxiliary observation mechanism. The air filter is clamped and lowered into the water through a clamping mechanism, and the transparent glass water tank and magnifying glass are used to observe whether there are bubbles in the water.
By amplifying the observation screen, the detection accuracy of bubbles is significantly improved, and it can more clearly determine whether the air filter is leaking, solving the problem that existing methods are difficult to observe in small bubbles.
Smart Images
Figure CN222599064U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of air filter detection, in particular to air filter sealing detection equipment. Background Art
[0002] Air filter refers to air filtering device, which is generally used in clean workshops, clean factories, laboratories and clean rooms, or for dust prevention of electronic machinery and communication equipment. There are five types of filters: primary filter, medium filter, high filter, sub-high efficiency filter and high efficiency filter. Each model has different standards and performance.
[0003] When producing air filters, it is necessary to test their sealing performance. The existing detection method is to directly put the air filter into water to observe whether bubbles are generated to determine whether there is enough leakage. However, during the detection, people directly observe with the naked eye. When the leakage is very small, the bubbles generated are very small and the amount of bubbles generated is very small, which makes it easy for the human eye to miss them, affecting the accuracy of observation. Therefore, in view of the above situation, it is urgent to develop an air filter sealing detection device that can magnify the detection screen for easy viewing, so as to clearly see whether bubbles are generated, so as to overcome the shortcomings in current practical applications and meet current needs. Utility Model Content
[0004] The utility model aims to provide an air filter sealing detection device, which is convenient for magnifying the detection picture and allowing for detailed and clear viewing of whether bubbles are generated.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] An air filter sealing detection device comprises a workbench, a bracket, a transparent glass water tank, a lifting mechanism, a clamping mechanism and an auxiliary observation mechanism, wherein the bracket is fixed on the workbench, the lifting mechanism is installed on the bracket, the clamping mechanism is installed at the bottom of the lifting mechanism, a transparent glass water tank is installed on the workbench below the clamping mechanism, an auxiliary observation mechanism is arranged on the left and right sides of the transparent glass water tank, the auxiliary observation mechanism is installed on the workbench, the auxiliary observation mechanism comprises: a vertical pole, a sliding sleeve, a magnifying glass and a transfer rod, the number of the vertical poles is two, the vertical poles are fixed on the workbench, each of the vertical poles is slidably installed with a sliding sleeve, and each of the sliding sleeves is installed with a transfer rod fixed to the magnifying glass.
[0007] Preferably, the lifting mechanism comprises: an electric telescopic rod and a lifting plate, the number of the electric telescopic rods is two, the electric telescopic rods are fixed to the top of the bracket, the lower end of the electric telescopic rod is fixed to the lifting plate, and a clamping mechanism is installed at the bottom of the lifting plate.
[0008] Preferably: the clamping mechanism includes: a driving motor, a bidirectional screw, a first thread, a second thread, a first thread sleeve, a second thread sleeve, a limit rod and a clamping ring, the driving motor is fixed to the lower side of the lifting plate, the bidirectional screw is rotatably connected to the lower side of the lifting plate, the output shaft of the driving motor is connected to the bidirectional screw, the left half of the bidirectional screw is provided with a first thread, the outer side of the first thread is equipped with a first thread sleeve matching therewith, the right half of the bidirectional screw is provided with a second thread, the outer side of the second thread is equipped with a second thread sleeve matching therewith, a limit rod inserted into the lifting plate is fixed to the upper side of the first thread sleeve and the second thread sleeve, and a clamping ring is fixed to the lower side of the first thread sleeve and the second thread sleeve.
[0009] Preferably, the limiting rod is slidably connected to the lifting plate, and the lifting plate is provided with a limiting sliding groove for the movement of the limiting rod.
[0010] Preferably, the first thread and the second thread have opposite rotation directions.
[0011] The beneficial effects of the utility model are as follows: when the air filter sealing detection device is used, first add clean water into the transparent glass water tank, place the air filter between the two clamping rings, then drive the bidirectional screw to rotate through the driving motor, drive the first threaded sleeve and the second threaded sleeve to move toward each other through the rotation of the bidirectional screw, drive the two clamping rings to move toward each other through the first threaded sleeve and the second threaded sleeve, clamp the air filter through the two clamping rings, then drive the clamping mechanism and the air filter downward through the lifting mechanism, so that the air filter enters the clean water in the transparent glass water tank, people use a magnifying glass to magnify the picture in the transparent glass water tank, so that people can see it more carefully and clearly, and the viewing range is wider by moving the magnifying glass up and down, and people can judge whether the air filter is leaking by observing whether there are bubbles in the water. In summary, the utility model is convenient for magnifying the detection picture to be viewed, so as to see whether bubbles are generated in detail and clearly. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 .
[0013] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 .
[0014] Figure 3 It is a partial structure diagram of the utility model Figure 1 .
[0015] Figure 4 It is a partial structure diagram of the utility model Figure 2 .
[0016] Legend:
[0017] 1. Workbench; 2. Bracket; 3. Transparent glass water tank; 4. Lifting mechanism; 401. Electric telescopic rod; 402. Lifting plate; 4021. Limiting slide; 5. Clamping mechanism; 501. Driving motor; 502. Bidirectional screw; 503. First thread; 504. Second thread; 505. First thread sleeve; 506. Second thread sleeve; 507. Limiting rod; 508. Clamping ring; 6. Auxiliary observation mechanism; 601. Vertical pole; 602. Sliding sleeve; 603. Magnifying glass; 604. Adapter rod. DETAILED DESCRIPTION
[0018] 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.
[0019] Specific examples are given below.
[0020] See also Figure 1 to Figure 4 In the embodiment of the utility model, an air filter sealing detection device includes a workbench 1, a bracket 2, a transparent glass water tank 3, a lifting mechanism 4, a clamping mechanism 5 and an auxiliary observation mechanism 6. The bracket 2 is fixed on the workbench 1, and the lifting mechanism 4 is installed on the bracket 2. The clamping mechanism 5 is installed at the bottom of the lifting mechanism 4. The transparent glass water tank 3 is installed on the workbench 1 below the clamping mechanism 5. An auxiliary observation mechanism 6 is arranged on the left and right sides of the transparent glass water tank 3. The auxiliary observation mechanism 6 is installed on the workbench 1. When in use, clean water is first added to the transparent glass water tank 3, and then the air filter is placed in the clamping mechanism 5 and clamped. Then, the clamping mechanism 5 and the air filter are driven downward by the lifting mechanism 4, so that the air filter enters the clean water in the transparent glass water tank 3. Then, people observe whether bubbles are generated through the auxiliary observation mechanism 6, and then judge whether the air filter is leaking.
[0021] The lifting mechanism 4 includes: an electric telescopic rod 401 and a lifting plate 402. There are two electric telescopic rods 401. The electric telescopic rods 401 are fixed to the top of the bracket 2. The lower end of the electric telescopic rod 401 is fixed to the lifting plate 402. A clamping mechanism 5 is installed at the bottom of the lifting plate 402. The lifting plate 402 is driven to move up and down by the electric telescopic rod 401, and the clamping mechanism 5 is driven to move up and down by the lifting plate 402.
[0022] The clamping mechanism 5 includes: a driving motor 501, a bidirectional screw 502, a first thread 503, a second thread 504, a first thread sleeve 505, a second thread sleeve 506, a limiting rod 507 and a clamping ring 508. The driving motor 501 is fixed to the lower side of the lifting plate 402, and the bidirectional screw 502 is rotatably connected to the lower side of the lifting plate 402. The output shaft of the driving motor 501 is connected to the bidirectional screw 502. The left half of the bidirectional screw 502 is provided with a first thread 503, and the outer side of the first thread 503 is equipped with a first thread sleeve 505 matched therewith. The right half of the bidirectional screw 502 is provided with a second thread 504, and the outer side of the second thread 504 is equipped with a second thread sleeve 506 matched therewith. A limiting rod 507 inserted into the lifting plate 402 is fixed on the upper side of the first thread sleeve 505 and the second thread sleeve 506. The limiting rod 507 is slidably connected to the lifting plate 402. 2 is provided with a limiting slide groove 4021 for moving the limiting rod 507, and the movement of the first threaded sleeve 505 and the second threaded sleeve 506 is limited by the limiting rod 507 so that they cannot rotate but can only move in a straight line. A clamping ring 508 is fixed on the lower side of the first threaded sleeve 505 and the second threaded sleeve 506. The rotation directions of the first thread 503 and the second thread 504 are opposite, so that when the bidirectional screw 502 rotates, the movement directions of the first threaded sleeve 505 and the second threaded sleeve 506 are opposite. When in use, the air filter is placed between the two clamping rings 508, and then the bidirectional screw 502 is driven to rotate by the driving motor 501, and the first threaded sleeve 505 and the second threaded sleeve 506 are driven to move toward each other by the rotation of the bidirectional screw 502, and the two clamping rings 508 are driven to move toward each other by the first threaded sleeve 505 and the second threaded sleeve 506, and the air filter is clamped by the two clamping rings 508.
[0023] The auxiliary observation mechanism 6 includes: a vertical pole 601, a sliding sleeve 602, a magnifying glass 603 and a transfer rod 604. There are two vertical poles 601, and the vertical poles 601 are fixed on the workbench 1. A sliding sleeve 602 is slidably installed on each vertical pole 601, and a transfer rod 604 fixed to the magnifying glass 603 is installed on each sliding sleeve 602. When in use, people use the magnifying glass 603 to magnify the picture in the transparent glass water tank 3 so that people can see it more clearly. By moving the magnifying glass 603 up and down, the viewing range can be wider.
[0024] Working principle: When using the air filter sealing detection equipment, first add clean water into the transparent glass water tank 3, place the air filter between the two clamping rings 508, and then drive the bidirectional screw 502 to rotate through the driving motor 501, and drive the first threaded sleeve 505 and the second threaded sleeve 506 to move toward each other through the rotation of the bidirectional screw 502, and drive the two clamping rings 508 to move toward each other through the first threaded sleeve 505 and the second threaded sleeve 506, and clamp the air filter through the two clamping rings 508, and then drive the clamping mechanism 5 and the air filter to move downward through the lifting mechanism 4, so that the air filter enters the clean water in the transparent glass water tank 3, and people use the magnifying glass 603 to magnify the picture in the transparent glass water tank 3 so that people can see it more clearly, and the viewing range is wider by moving the magnifying glass 603 up and down. People can judge whether the air filter is leaking by observing whether there are bubbles in the water.
[0025] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.
Claims
1. An air filter sealing detection device, characterized in that: The device comprises a workbench (1), a bracket (2), a transparent glass water tank (3), a lifting mechanism (4), a clamping mechanism (5) and an auxiliary observation mechanism (6); the bracket (2) is fixed on the workbench (1); the lifting mechanism (4) is installed on the bracket (2); the clamping mechanism (5) is installed at the bottom of the lifting mechanism (4); the transparent glass water tank (3) is installed on the workbench (1) below the clamping mechanism (5); and an auxiliary observation mechanism (6) is provided on both the left and right sides of the transparent glass water tank (3). The auxiliary observation mechanism (6) is installed on the workbench (1), and the auxiliary observation mechanism (6) comprises: a vertical pole (601), a sliding sleeve (602), a magnifying glass (603) and a transfer rod (604). The number of the vertical poles (601) is two, and the vertical poles (601) are fixed on the workbench (1). A sliding sleeve (602) is slidably installed on each of the vertical poles (601), and a transfer rod (604) fixed to the magnifying glass (603) is installed on each of the sliding sleeves (602).
2. The air filter sealing detection device according to claim 1, characterized in that: The lifting mechanism (4) comprises: an electric telescopic rod (401) and a lifting plate (402); the number of the electric telescopic rods (401) is two; the electric telescopic rods (401) are fixed to the top of the bracket (2); the lower end of the electric telescopic rod (401) is fixed to the lifting plate (402); and a clamping mechanism (5) is installed at the bottom of the lifting plate (402).
3. The air filter sealing detection device according to claim 2, characterized in that: The clamping mechanism (5) comprises: a driving motor (501), a bidirectional screw (502), a first thread (503), a second thread (504), a first thread sleeve (505), a second thread sleeve (506), a limiting rod (507) and a clamping ring (508), wherein the driving motor (501) is fixed to the lower side of the lifting plate (402), the bidirectional screw (502) is rotatably connected to the lower side of the lifting plate (402), the output shaft of the driving motor (501) is connected to the bidirectional screw (502), and the left half of the bidirectional screw (502) is provided with a first thread (503), a first threaded sleeve (505) matching therewith is installed on the outer side of the first thread (503), a second threaded sleeve (506) matching therewith is installed on the right half of the bidirectional screw (502), a limiting rod (507) inserted into the lifting plate (402) is fixed on the upper side of the first threaded sleeve (505) and the second threaded sleeve (506), and a clamping ring (508) is fixed on the lower side of the first threaded sleeve (505) and the second threaded sleeve (506).
4. The air filter sealing detection device according to claim 3, characterized in that: The limiting rod (507) is slidably connected to the lifting plate (402), and a limiting sliding groove (4021) for moving the limiting rod (507) is provided on the lifting plate (402).
5. The air filter sealing detection device according to claim 3, characterized in that: The first thread (503) and the second thread (504) have opposite rotation directions.