Filter performance detection table

Abstract

The utility model provides a filter performance detection platform, belongs to the technical field of detection equipment, and aims to solve the problems that the existing connecting air pipe is relatively complicated in installation operation and relatively high in labor intensity of manually connecting the air pipe by a worker. Comprising a detection table main body, a detection supporting frame, a first detection air pipe, a second detection air pipe, a detection sealing box, a connection driving sliding block, an automatic butt joint mechanism and a butt joint sealing mechanism. The detection support frame is arranged below the detection table main body; the first detection air pipe is fixedly connected to the middle position of the upper portion of the detection supporting frame. The second detection air pipe is slidably connected to the front end of the upper portion of the detection supporting frame. The detection sealing box is fixedly connected to the middle position of the detection support frame; the connection driving slide block is fixedly connected to the lower part of the second detection air pipe; the automatic docking mechanism is arranged at the front end of the upper part of the detection support frame; the butt joint sealing mechanism is arranged in the detection sealing box, manual operation of workers is avoided, and the labor intensity of the workers is relieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of detection equipment, and more specifically, particularly relates to a filter performance detection platform. Background Art

[0002] When testing the performance of filters, the detection of filtration efficiency is an important part of the performance testing of filters. Filtration efficiency usually refers to the percentage of the amount of dust particles captured by the filter under the rated air volume and the dust content in the air before the filter. The existing filter performance testing bench is generally used to test the filtration efficiency of the filter. When testing the filter, the filter needs to be installed in the air duct of the testing bench, and the filter is tested by performing pressure-stabilized ventilation inside the air duct.

[0003] The existing application number is: CN201920918730.8. The utility model relates to an automatic scanning and leak detection device for a high-efficiency filter, including: an air supply device; a press-fitting platform, the press-fitting platform includes: a sealing box; a press-fitting template, the press-fitting template is provided with a press-fitting port adapted to the filter to be tested; and a clamping mechanism; a mobile test device, the mobile test device includes: a test probe, and a driving device; and a test processing device. During the test, the filter to be tested is pressed into the press-fitting port through a pressing frame, the air supply device blows the test air from the air inlet to the sealing box, and the air enters the filter through the press-fitting port, the test probe is driven by the driving device to scan and detect the filter, the number of dust particles entering the filter and the number of dust particles detected by the test probe are counted by a particle counter, and the test processing device performs processing and analysis, so that the filtering performance and leakage point location of the filter to be tested can be obtained, thereby improving the detection efficiency and detection accuracy.

[0004] Based on the above, when the existing filter performance testing station is in use, when the filter needs to be installed, workers are generally required to open the connecting air duct first, then install the filter inside the air duct, and then assemble the connecting air duct. The operation is relatively cumbersome and the labor intensity of workers manually connecting the air duct is high. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a filter performance testing platform to solve the problem that when the existing filter performance testing platform needs to be installed, workers are generally required to open the connecting air duct first, then install the filter inside the air duct, and then assemble the connecting air duct, which is a cumbersome operation and the labor intensity of workers manually connecting the air duct is high.

[0006] The purpose and function of the filter performance testing platform of the utility model are achieved by the following specific technical means:

[0007] A filter performance testing platform, comprising a testing platform body, a testing support frame, a first testing air duct, a second testing air duct, a testing sealing box, a connecting driving slider, an automatic docking mechanism and a docking sealing mechanism;

[0008] The detection support frame is arranged below the detection platform body;

[0009] The first detection air duct is fixedly connected to the upper middle position of the detection support frame;

[0010] The second detection air duct is slidably connected to the upper front end of the detection support frame;

[0011] The detection sealing box is fixedly connected to the middle position of the detection support frame;

[0012] The connecting driving slider is fixedly connected to the lower part of the second detection air duct, and the connecting driving slider is provided with a threaded hole structure;

[0013] The automatic docking mechanism is arranged at the upper front end of the detection support frame;

[0014] The butt sealing mechanism is arranged inside the detection sealing box.

[0015] Further, the automatic docking mechanism includes: a docking drive motor;

[0016] The docking drive motor is fixedly connected to the upper front end of the detection support frame.

[0017] Furthermore, the automatic docking mechanism also includes: a docking limit slide, a docking limit slider and a docking drive screw;

[0018] The docking limit slides are provided in two groups, and the two groups of docking limit slides are respectively welded to the left and right sides of the upper front end of the detection support frame;

[0019] The docking limit sliders are provided with two groups in total, and the two groups of docking limit sliders are respectively fixedly connected to the left and right sides below the second detection air duct, and the lower ends of the two groups of docking limit sliders are slidably connected to the docking limit sliding seat;

[0020] The docking drive lead screw is coaxially fixedly connected to the front end of the rotating shaft of the docking drive motor, and the docking drive lead screw is threadedly connected to the connecting drive slider.

[0021] Further, the docking sealing mechanism includes: a first sealing rack, a sealing guide rod and a first sealing gear;

[0022] The first sealing rack is fixedly connected to the rear end of the connecting driving slider, and the first sealing rack is slidably connected to the detection sealing box;

[0023] The sealing guide rod is fixedly connected to the rear end of the connecting driving slider, and the sealing guide rod is slidably connected to the detection sealing box.

[0024] The first sealing gear is rotatably connected to the interior of the detection sealing box, and the first sealing gear is meshed with the first sealing rack.

[0025] Furthermore, the docking sealing mechanism also includes: a sealing driving worm and a sealing driving worm wheel;

[0026] The sealing drive worm is rotatably connected to the inside of the detection sealing box, and the sealing drive worm is coaxially fixedly connected to the upper end of the first sealing gear;

[0027] The sealing driving worm wheel is rotatably connected to the inside of the detection sealing box, and the sealing driving worm wheel is meshed with the sealing driving worm.

[0028] Furthermore, the docking sealing mechanism also includes: a second sealing gear, a second sealing rack, a sealing baffle and a connecting guide rod;

[0029] The second sealing gear is rotatably connected to the inside of the detection sealing box, and the second sealing gear is coaxially fixedly connected to the rear end of the sealing driving worm gear;

[0030] The second sealing racks are provided with two groups in total, the two groups of second sealing racks are respectively slidably connected inside the detection sealing box, and the two groups of second sealing racks are respectively meshed at the upper and lower ends of the second sealing gear;

[0031] There are two groups of sealing baffles, both of which are C-shaped structures. The two groups of sealing baffles are slidably connected to the upper end of the detection sealing box, wherein the inner side of the right group of sealing baffles is provided with a guide hole structure, and the two groups of sealing baffles are fixedly connected above the second sealing rack;

[0032] There are four groups of connecting guide rods in total, and the four groups of connecting guide rods are respectively fixedly connected to the inner side of a group of sealing baffles on the left side, and the four groups of connecting guide rods all correspond to the positions of the guide holes of the sealing baffles.

[0033] Compared with the prior art, the utility model has the following beneficial effects:

[0034] The utility model sets an automatic docking mechanism. When it is necessary to inspect the filter, the filter is installed inside the first inspection air duct and then the docking drive motor is turned on. The rotation of the rotating shaft of the docking drive motor drives the docking drive screw to rotate. The rotation of the docking drive screw drives the connecting drive slider to move forward. The forward movement of the connecting drive slider drives the second inspection air duct to move forward. The forward movement of the second inspection air duct realizes docking with the first inspection air duct, avoids manual operation by workers, reduces the labor intensity of workers, and improves the inspection efficiency of the filter.

[0035] The utility model sets a docking sealing mechanism, when the connecting driving slider moves backward, the connecting driving slider moves backward and drives the first sealing rack to move backward, the first sealing rack moves backward and drives the first sealing gear to rotate, the rotation of the first sealing gear drives the sealing driving worm to rotate, the rotation of the sealing driving worm drives the sealing driving worm wheel to rotate, the rotation of the sealing driving worm wheel drives the second sealing gear to rotate, the rotation of the second sealing gear drives the two groups of second sealing racks to move towards each other, the opposite movement of the second sealing rack drives the sealing baffle to move towards each other, and the opposite movement of the sealing baffle realizes the sealing of the docking position of the second detection air duct and the first detection air duct, ensures the stability of the air pressure inside the second detection air duct and the first detection air duct, and ensures the accuracy of the filter detection result. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0037] Figure 2 It is a schematic diagram of the sealing baffle structure of the utility model.

[0038] Figure 3 It is a schematic diagram of the structure of the docking drive motor of the utility model.

[0039] Figure 4 It is a structural schematic diagram of the butt sealing mechanism of the utility model.

[0040] Figure 5 It is a schematic diagram of the seal drive worm gear structure of the utility model.

[0041] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0042] 1. Inspection table body; 101. Docking drive motor; 102. Docking limit slide; 103. Docking limit slide block; 104. Docking drive lead screw; 2. Inspection support frame; 3. First inspection air duct; 4. Second inspection air duct; 5. Inspection sealing box; 501. First sealing rack; 502. Sealing guide rod; 503. First sealing gear; 504. Sealing drive worm; 505. Sealing drive worm wheel; 506. Second sealing gear; 507. Second sealing rack; 508. Sealing baffle; 509. Connecting guide rod; 6. Connecting drive slide block. DETAILED DESCRIPTION

[0043] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0044] Embodiment 1:

[0045] As attached Figure 1 To Attachment Figure 4 As shown:

[0046] The utility model provides a filter performance testing platform, comprising a testing platform body 1, a testing support frame 2, a first testing air duct 3, a second testing air duct 4, a testing sealing box 5, a connecting driving slider 6 and an automatic docking mechanism;

[0047] The detection support frame 2 is arranged below the detection platform body 1;

[0048] The first detection air duct 3 is fixedly connected to the upper middle position of the detection support frame 2;

[0049] The second detection air duct 4 is slidably connected to the upper front end of the detection support frame 2;

[0050] The detection sealing box 5 is fixedly connected to the middle position of the detection support frame 2;

[0051] The connecting driving slider 6 is fixedly connected to the lower part of the second detection air duct 4, and the connecting driving slider 6 is provided with a threaded hole structure;

[0052] The automatic docking mechanism is arranged at the upper front end of the detection support frame 2 .

[0053] The automatic docking mechanism includes: a docking drive motor 101, a docking limit slide 102, a docking limit slider 103 and a docking drive lead screw 104;

[0054] The docking drive motor 101 is fixedly connected to the upper front end of the detection support frame 2;

[0055] There are two groups of docking limit slides 102, which are welded to the left and right sides of the upper front end of the detection support frame 2 respectively;

[0056] Two groups of docking limit sliders 103 are provided, and the two groups of docking limit sliders 103 are respectively fixedly connected to the left and right sides below the second detection air duct 4, and the lower ends of the two groups of docking limit sliders 103 are slidably connected to the docking limit slide seat 102;

[0057] The docking drive screw 104 is coaxially fixedly connected to the front end of the rotating shaft of the docking drive motor 101 , and the docking drive screw 104 is threadedly connected to the connecting drive slider 6 .

[0058] During use, when the filter needs to be inspected, the filter is installed inside the first inspection air duct 3, and then the docking drive motor 101 is turned on. The rotation of the rotating shaft of the docking drive motor 101 drives the docking drive screw 104 to rotate. The rotation of the docking drive screw 104 drives the connecting drive slider 6 to move forward. The connecting drive slider 6 moves forward and drives the second inspection air duct 4 to move forward. The second inspection air duct 4 moves forward to achieve docking with the first inspection air duct 3, avoiding manual operation by workers and reducing the labor intensity of workers.

[0059] Embodiment 2:

[0060] The utility model provides a filter performance testing station, based on the first embodiment, such as Figures 1 to 5 As shown, it also includes a butt sealing mechanism, which is arranged inside the detection sealing box 5.

[0061] The butt sealing mechanism includes: a first sealing rack 501, a sealing guide rod 502, a first sealing gear 503, a sealing drive worm 504, a sealing drive worm wheel 505, a second sealing gear 506, a second sealing rack 507, a sealing baffle 508 and a connecting guide rod 509;

[0062] The first sealing rack 501 is fixedly connected to the rear end of the connecting driving slider 6, and the first sealing rack 501 is slidably connected to the detection sealing box 5;

[0063] The sealing guide rod 502 is fixedly connected to the rear end of the connecting driving slider 6, and the sealing guide rod 502 is slidably connected to the detection sealing box 5.

[0064] The first sealing gear 503 is rotatably connected to the inside of the detection sealing box 5, and the first sealing gear 503 is meshed with the first sealing rack 501;

[0065] The sealing driving worm 504 is rotatably connected to the inside of the detection sealing box 5, and the sealing driving worm 504 is coaxially fixedly connected to the upper end of the first sealing gear 503;

[0066] The seal driving worm gear 505 is rotatably connected to the inside of the detection sealing box 5, and the seal driving worm gear 505 is meshed with the seal driving worm 504;

[0067] The second sealing gear 506 is rotatably connected to the inside of the detection sealing box 5, and the second sealing gear 506 is coaxially fixedly connected to the rear end of the sealing driving worm gear 505;

[0068] Two sets of second sealing racks 507 are provided, and the two sets of second sealing racks 507 are respectively slidably connected to the inside of the detection sealing box 5, and the two sets of second sealing racks 507 are respectively meshed at the upper and lower ends of the second sealing gear 506;

[0069] There are two groups of sealing baffles 508, both of which are C-shaped structures. The two groups of sealing baffles 508 are slidably connected to the upper end of the detection sealing box 5, wherein the inner side of the right group of sealing baffles 508 is provided with a guide hole structure, and the two groups of sealing baffles 508 are fixedly connected to the upper side of the second sealing rack 507;

[0070] There are four groups of connecting guide rods 509 in total. The four groups of connecting guide rods 509 are respectively fixedly connected to the inner side of a group of sealing baffles 508 on the left side. The four groups of connecting guide rods 509 all correspond to the positions of the guide holes of the sealing baffles 508.

[0071] During use, when the connecting driving slider 6 moves backward, the connecting driving slider 6 moves backward and drives the first sealing rack 501 to move backward, the first sealing rack 501 moves backward and drives the first sealing gear 503 to rotate, the first sealing gear 503 rotates and drives the sealing driving worm 504 to rotate, the sealing driving worm 504 rotates and drives the sealing driving worm wheel 505 to rotate, the sealing driving worm wheel 505 rotates and drives the second sealing gear 506 to rotate, the second sealing gear 506 rotates and drives the two groups of second sealing racks 507 to move in opposite directions, the second sealing racks 507 move in opposite directions and drive the sealing baffle 508 to move in opposite directions, the sealing baffle 508 moves in opposite directions to achieve the sealing of the docking position of the second detection air duct 4 and the first detection air duct 3, and ensures the stability of the internal air pressure of the second detection air duct 4 and the first detection air duct 3.

Claims

1. A filter performance test bench, comprising a test bench body (1), a test support frame (2), a first test air duct (3), a second test air duct (4), a test sealing box (5), a connecting drive slider (6), an automatic docking mechanism and a docking sealing mechanism; characterized in that: The detection support frame (2) is arranged below the detection platform body (1); the first detection air duct (3) is fixedly connected to the upper middle position of the detection support frame (2); the second detection air duct (4) is slidably connected to the upper front end of the detection support frame (2); the detection sealing box (5) is fixedly connected to the middle position of the detection support frame (2); the connection driving slider (6) is fixedly connected to the lower side of the second detection air duct (4), and the connection driving slider (6) is provided with a threaded hole structure; the automatic docking mechanism is arranged at the upper front end of the detection support frame (2); and the docking sealing mechanism is arranged inside the detection sealing box (5).

2. A filter performance testing station as claimed in claim 1, characterized in that: The automatic docking mechanism comprises: a docking drive motor (101); the docking drive motor (101) is fixedly connected to the upper front end of the detection support frame (2).

3. A filter performance testing station as claimed in claim 2, characterized in that: The automatic docking mechanism further comprises: a docking limit slide (102), a docking limit slider (103) and a docking drive screw (104); the docking limit slide (102) is provided in two groups, and the two groups of docking limit slides (102) are respectively welded to the left and right sides of the upper front end of the detection support frame (2); the docking limit slider (103) is provided in two groups, and the two groups of docking limit sliders (103) are respectively fixedly connected to the left and right sides of the lower side of the second detection air duct (4), and the lower ends of the two groups of docking limit sliders (103) are both slidably connected to the docking limit slide (102); the docking drive screw (104) is coaxially fixedly connected to the front end of the rotating shaft of the docking drive motor (101), and the docking drive screw (104) is threadedly connected to the connecting drive slider (6).

4. A filter performance testing station as claimed in claim 1, characterized in that: The butt sealing mechanism comprises: a first sealing rack (501), a sealing guide rod (502) and a first sealing gear (503); the first sealing rack (501) is fixedly connected to the rear end of the connecting driving slider (6), and the first sealing rack (501) is slidably connected to the detection sealing box (5); the sealing guide rod (502) is fixedly connected to the rear end of the connecting driving slider (6), the sealing guide rod (502) is slidably connected to the detection sealing box (5), the first sealing gear (503) is rotatably connected to the inside of the detection sealing box (5), and the first sealing gear (503) is meshed with the first sealing rack (501).

5. A filter performance testing station as claimed in claim 4, characterized in that: The butt sealing mechanism further comprises: a sealing drive worm (504) and a sealing drive worm wheel (505); the sealing drive worm (504) is rotatably connected to the interior of the detection sealing box (5), and the sealing drive worm (504) is coaxially fixedly connected to the upper end of the first sealing gear (503); the sealing drive worm wheel (505) is rotatably connected to the interior of the detection sealing box (5), and the sealing drive worm wheel (505) is meshed with the sealing drive worm (504).

6. A filter performance testing station as claimed in claim 5, characterized in that: The docking sealing mechanism further comprises: a second sealing gear (506), a second sealing rack (507), a sealing baffle (508) and a connecting guide rod (509); the second sealing gear (506) is rotatably connected to the inside of the detection sealing box (5), and the second sealing gear (506) is coaxially fixedly connected to the rear end of the sealing driving worm gear (505); two groups of the second sealing racks (507) are provided, and the two groups of the second sealing racks (507) are respectively slidably connected to the inside of the detection sealing box (5), and the two groups of the second sealing racks (507) are respectively meshed at the upper and lower ends of the second sealing gear (506); Two groups of sealing baffles (508) are provided, both of which are C-shaped structures. The two groups of sealing baffles (508) are slidably connected to the upper end of the detection sealing box (5), wherein the inner side of the right group of sealing baffles (508) is provided with a guide hole structure, and the two groups of sealing baffles (508) are respectively fixedly connected above the second sealing rack (507); four groups of connecting guide rods (509) are provided, and the four groups of connecting guide rods (509) are respectively fixedly connected to the inner side of the left group of sealing baffles (508), and the four groups of connecting guide rods (509) correspond to the positions of the guide holes of the sealing baffles (508).

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