CN218566807U

CN218566807U - Filter detection device

Info

Publication number: CN218566807U
Application number: CN202222362749.3U
Authority: CN
Inventors: 李水星
Original assignee: Suzhou National Clean Technology Co ltd
Current assignee: Suzhou National Clean Technology Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-03-03
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a filter detection device in filter detection technical field aims at solving among the prior art detection device that the sealed effect between filter and the smog device is relatively poor, detects gaseous problem of leaking from junction between them easily. The smoke detection device comprises a support, a sealing box and a filter, wherein the size of a cavity of the sealing box is not smaller than that of a filtering component, a frame is detachably connected in the support through a clamping mechanism, and a smoke mechanism conveys detection gas to a gas inlet of the filter through a connecting pipe and the sealing box; the sealing box is provided with a negative pressure mechanism; the utility model is suitable for a filter detection work through cavity, piston and first bolt cooperation, makes to produce the negative pressure between cavity and the frame for seal box and the frame closely laminate, communicate filter and smog device through the seal box, avoid detecting gas the leakage phenomenon to appear, thereby avoid the testing result deviation to appear, guaranteed the stability of device during operation.

Description

Filter detection device

Technical Field

The utility model relates to a filter detection device belongs to filter detection technology field.

Background

The high efficiency filter is a device for filtering, the application of the high efficiency filter in the central air conditioner is wide, and the performance of the high efficiency filter needs to be detected by a high efficiency filter detection device. The high-efficiency filter has higher filtering efficiency, is widely applied to dust-free cleaning workshops such as optical electronics, biological medicine, PCB printing and the like, and needs to be strictly subjected to leak detection when the high-efficiency filter leaves a factory in order to ensure the filtering effect of the high-efficiency filter.

When current filter is leaking and is detecting, generally through setting up the smog device at the air intake of filter, then detect through the smog condition of observing the air outlet, sealed effect between filter and the smog device is relatively poor among the current detection device, detect gaseous leakage from junction between them easily, when the damaged department of filter is less, when gaseous leakage from the junction, then can lead to the filter to be close to the atmospheric pressure of smog device one side not enough, make the smog of filter damaged department leakage too little and be difficult to perceive, lead to appearing detecting and miss, influence the testing result of filter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a filter detection device, it is relatively poor to solve among the detection device sealed effect between filter and the smog device, detects the problem that gaseous junction between them is leaked from easily.

In order to solve the technical problem, the utility model discloses an adopt following technical scheme to realize:

the utility model provides a filter detection device, which comprises a support, a seal box and a filter, wherein the filter comprises a frame and a filtering component arranged in the frame, the size of a cavity of the seal box is not smaller than that of the filtering component, the frame is detachably connected in the support through a clamping mechanism, the seal box is communicated with a smoke mechanism through a connecting pipe, and the smoke mechanism conveys detection gas to an air inlet of the filter through the connecting pipe and the seal box;

be equipped with negative pressure mechanism on the seal box, negative pressure mechanism includes a plurality of setups in the cavity of seal box outer wall one side, the cavity inner wall matches the piston that is equipped with sliding connection, on the seal box in cavity one side threaded connection has first bolt, first bolt one end extends to inside and with the piston rotates to be connected, works as the seal box with during the frame intercommunication, the cavity is located frame one side and rather than the laminating, first bolt is used for driving the piston is right the cavity carries out negative pressure work.

Furthermore, a sliding block is arranged on the sealing box and used for limiting the sealing box to be located on one side of the frame, a guide block is arranged on the support, and the sliding block is connected with the guide block in a sliding mode.

Further, fixture include the base and slide set up in the slide of support inner wall, threaded connection has the second bolt on the support, second bolt one end extends to the support inboard and with the slide rotates to be connected, is used for driving the slide with the base cooperation is right the upper and lower both sides of frame are fixed.

Furthermore, the clamping mechanism further comprises sliding rods symmetrically arranged on two sides of the inner wall of the support in a sliding mode, one end of each sliding rod is provided with a clamping plate on the inner side of the support, the other end of each sliding rod is provided with a handle on the outer side of the support, the clamping plates are elastically connected with the inner wall of the support through a plurality of springs, and the springs are used for pushing the clamping plates to fix the left side and the right side of the frame.

Furthermore, a rubber pad is arranged on the sealing box in a matching mode on one side of the frame, and a through hole is formed in one side of the cavity on the rubber pad.

Furthermore, the glass box is detachably connected to the support and is positioned on one side of the frame and communicated with the filtering component.

Furthermore, a laser transmitter is arranged in the glass box and used for illuminating the detection gas output by the air outlet of the filter.

Furthermore, the glass box is communicated with the collecting box through an air outlet pipe.

Compared with the prior art, the utility model discloses the beneficial effect who reaches:

1. the filter detection device is matched with the piston and the first bolt through the cavity, when the seal box is attached to the frame, the piston is pulled to slide in the cavity through the first bolt, so that negative pressure is generated between the cavity and the frame, the seal box is tightly attached to the frame, the filter is communicated with the smoke device through the seal box, the leakage phenomenon of detection gas is avoided, the detection gas output by the smoke device passes through the filter, the insufficient air pressure on one side of the filter caused by gas leakage is avoided, even if the damaged part of the filter is small, enough detection gas can be leaked from the damaged part and is perceived by workers, the detection omission is avoided, the deviation of the detection result is avoided, and the stability of the device during working is ensured;

2. this filter detection device, through glass case and laser emitter cooperation, after the gas outlet discharge of the gaseous follow filter of detection of leaking, get into the inside of glass case, laser emitter illuminates the work to the detection gas of leaking for detection gas is convenient for observe, thereby has guaranteed the practicality of device work.

Drawings

Fig. 1 is a schematic front sectional view of a filter testing apparatus provided according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic side view of a clamping mechanism provided according to an embodiment of the present invention.

In the figure: 1. a support; 2. a sealing box; 3. a filter; 4. a frame; 5. a filter assembly; 6. a cavity; 7. a piston; 8. a first bolt; 9. a slider; 10. a guide block; 11. a base; 12. a slide plate; 13. a second bolt; 14. a splint; 15. a spring; 16. a rubber pad; 17. a glass box; 18. a laser transmitter; 19. an air outlet pipe; 20. a slide bar.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1-3, the utility model provides a filter detection device, including support 1, seal box 2 and filter 3, filter 3 includes frame 4 and sets up filtering component 5 in frame 4, the cavity size of seal box 2 is not less than the size of filtering component 5, frame 4 passes through fixture removable connection in support 1, seal box 2 communicates with smoke mechanism through the connecting pipe, smoke mechanism passes through the connecting pipe and seal box 2 to the air inlet of filter 3 carries detection gas, optionally, detection gas is the smog form; be equipped with negative pressure mechanism on seal box 2, negative pressure mechanism includes a plurality of setups in cavity 6 of 2 outer wall one sides of seal box, the 6 inner walls of cavity match and are equipped with sliding connection's piston 7, on the seal box 2 in 6 one side threaded connection of cavity has

first bolt

8, 8 one end of first bolt extend to 6 inside of cavity and with piston 7 rotates to be connected, works as seal box 2 with during the frame 4 intercommunication, cavity 6 is located frame 4 one side and rather than the laminating, first bolt 8 is used for driving piston 7 is right cavity 6 carries out negative pressure work.

Specifically, before the work begins, a filter 3 to be detected is placed on the inner side of a support 1, a frame 4 of the filter 3 is fixed through a clamping mechanism, after the filter 3 is fixed, a seal box 2 is placed on one side of the frame 4, the seal box 2 is attached to the frame 4, a cavity of the seal box 2 is communicated with a filtering component 5, at the moment, a cavity 6 is matched with the frame 4 to form a closed space, a first bolt 8 is rotated to enable the first bolt 8 to move away from the cavity 6, so that a piston 7 is driven to slide away from the frame 4 in the cavity 6, the closed space formed by the cavity 6 and the frame 4 is enlarged, negative pressure is generated, the seal box 2 is tightly attached to the frame 4, when the detection work begins, a smoke mechanism conveys detection gas to the inside of the seal box 2 through a connecting pipe, the detection gas is contacted with the filtering component 5 through a gas inlet of the filter 3 to perform the filtering work, whether the detection gas passes through the filter assembly 5 to reach the gas outlet of the filter 3 is observed, so that the detection work of the filter 3 is finished, the utility model discloses a cavity 6, a piston 7 and a first bolt 8 are matched, when the seal box 2 is attached to the frame 4, the piston 7 is pulled to slide in the cavity 6 through the first bolt 8, so that negative pressure is generated between the cavity 6 and the frame 4, the seal box 2 is tightly attached to the frame 4, the filter 3 is communicated with the smoke device through the seal box 2, the leakage phenomenon of the detection gas is avoided, the detection gas output by the smoke device passes through the filter 3, so that the insufficient air pressure on one side of the filter 3 caused by gas leakage is avoided, even if the damaged part of the filter 3 is smaller, enough detection gas can be leaked from the damaged part and is perceived by workers, avoid appearing detecting and omitting to avoid the testing result deviation to appear, guaranteed the stability of device during operation, wherein, the cavity size of seal box 2 is not less than filtering component 5's size, make the gaseous accessible complete filtering component 5 of detection that is located seal box 2 inside carry out detection achievement, avoid because the 3 damaged departments of filter are less, and the gaseous detection of smog device output appears leaking, leads to appearing detecting and omits, has guaranteed the reliability of device during operation.

According to the embodiment, the sealing box 2 is provided with the sliding block 9, the sliding block 9 is used for limiting the sealing box 2 to be located on one side of the frame 4, the support 1 is provided with the guide block 10, and the sliding block 9 is in sliding connection with the guide block 10.

Specifically, slider 9 plays supporting role to seal box 2, make seal box 2 be located one side of frame 4, need not to carry out height alignment work to both, guide block 10 and the cooperation of slider 9, play the guide effect to seal box 2's motion, when promotion slider 9 is close to support 1 along guide block 10, seal box 2 moves towards frame 4 thereupon, thereby hug closely both, through guide block 10 and slider 9, accessible promotion slider 9 laminates seal box 2 and frame 4, need not adjust to seal box 2's position, the portability of device has been guaranteed.

An embodiment, fixture include base 11 and slide set up in the slide 12 of support 1 inner wall, threaded connection has second bolt 13 on the support 1, second bolt 13 one end extends to support 1 is inboard and with slide 12 rotates to be connected, is used for driving slide 12 with the cooperation of base 11 is right the upper and lower both sides of frame 4 are fixed, fixture still including the symmetry slide set up in the slide bar 20 of support 1 inner wall both sides, slide bar 20 one end in support 1 inboard is equipped with splint 14, the slide bar 20 other end in the support 1 outside is equipped with the handle, splint 14 through a plurality of springs 15 with support 1 inner wall elastic connection, spring 15 is used for promoting splint 14 is right the left and right sides of frame 4 is fixed.

Specifically, before the work begins, can dismantle filter 3 through fixture and connect in support 1 when inside, stimulate two handles to keep away from support 1 and move, slide bar 20 and splint 14 move along with the handle, both splint 14 keep away from each other, the frame 4 that will wait to detect filter 3 this moment places in the top of base 11, loosen the handle, spring 15 promotes splint 14 and is close to towards frame 4, a plurality of springs 15 and splint 14 cooperate, centre gripping to the left and right sides of frame 4, and spring 15 and base 11 cooperate, be fixed in the intermediate position in support 1 with frame 4, rotate second bolt 13 this moment, drive slide 12 and move downwards along support 1 inner wall, until slide 12 closely laminates with the top of frame 4, slide 12 and base 11 cooperate, centre gripping to the upper and lower both sides of frame 4, carry out the centre gripping all around to frame 4 through fixture, frame 4 when fixed has been guaranteed, when needing to pull down frame 4, reverse rotation second bolt 13 drives slide 12 upward movement, then stimulate the motion of support 1, thereby keep away from support 4 to move, make frame 4 take out, make the change of frame 4, the convenient and fast device for fixing of the size has been guaranteed, the suitability of the device has been used for simultaneously.

According to the embodiment, the sealing box 2 is provided with the rubber pad 16 in one side of the frame 4 in a matching mode, the rubber pad 16 is provided with the through hole in one side of the cavity 6, when the sealing box 2 is attached to the frame 4, the sealing box 2 is replaced by the rubber pad 16 to be attached to the frame 4, the sealing effect between the sealing box 2 and the frame 4 is further guaranteed, and the through hole is used for avoiding influencing negative pressure work inside the cavity 6.

One embodiment further comprises a glass box 17 detachably connected to the support 1, the glass box 17 is located on one side of the frame 4 and communicated with the filtering component 5, a laser emitter 18 is arranged in the glass box 17, the laser emitter 18 is used for illuminating detection gas output from the air outlet of the filter 3, and the glass box 17 is communicated with a collecting box through an air outlet pipe 19.

During the use, when detection work goes on, filter 3 carries out filtering work to the testing gas, if filter 3 appears leaking, the testing gas of leakage discharges from the gas outlet of filter 3, judge whether filter 3 reveals through the testing gas of observing filter 3 exit, when the leakage quantity of testing gas is less, the naked eye is difficult to discern it, the utility model discloses a glass case 17 and the cooperation of laser emitter 18, after the testing gas of leakage discharges from the gas outlet of filter 3, get into the inside of glass case 17, glass case 17 avoids influencing the observation to the testing gas, laser emitter 18 illuminates the work to the testing gas of leakage for the testing gas is convenient for observe, thereby has guaranteed the practicality of device work, and the testing gas gets into the inside of collecting box through outlet duct 19 and collects simultaneously, avoids the testing gas directly to discharge to the outside air in, causes the pollution to the air, thereby has guaranteed the feature of environmental protection of device, and is optional, sets up the camera in one side of laser emitter 18, and the camera is used for the image change and reports to the police, monitors the region that laser emitter 18 covered to gas plays the monitoring effect, has improved the work efficiency of monitoring device.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. A filter detection device is characterized by comprising a support (1), a seal box (2) and a filter (3), wherein the filter (3) comprises a frame (4) and a filter component (5) arranged in the frame (4), the size of a cavity of the seal box (2) is not smaller than that of the filter component (5), the frame (4) is detachably connected in the support (1) through a clamping mechanism, the seal box (2) is communicated with a smoke mechanism through a connecting pipe, and the smoke mechanism conveys detection gas to an air inlet of the filter (3) through the connecting pipe and the seal box (2);

be equipped with negative pressure mechanism on seal box (2), negative pressure mechanism includes a plurality of setups in cavity (6) of seal box (2) outer wall one side, cavity (6) inner wall matching is equipped with sliding connection's piston (7), on seal box (2) in cavity (6) one side threaded connection has first bolt (8), first bolt (8) one end extends to cavity (6) is inside and with piston (7) rotate to be connected, works as seal box (2) with during frame (4) intercommunication, cavity (6) are located frame (4) one side and laminate rather than, first bolt (8) are used for driving piston (7) are right cavity (6) carry out the negative pressure work.

2. A filter testing device according to claim 1, wherein a sliding block (9) is provided on the seal box (2), the sliding block (9) is used for limiting the seal box (2) to be located at one side of the frame (4), a guide block (10) is provided on the bracket (1), and the sliding block (9) is slidably connected with the guide block (10).

3. The filter detection device according to claim 1, wherein the clamping mechanism comprises a base (11) and a sliding plate (12) slidably disposed on an inner wall of the bracket (1), the bracket (1) is threadedly connected with a second bolt (13), and one end of the second bolt (13) extends to the inner side of the bracket (1) and is rotatably connected with the sliding plate (12) for driving the sliding plate (12) to cooperate with the base (11) to fix the upper and lower sides of the frame (4).

4. The filter detection device according to claim 3, wherein the clamping mechanism further comprises slide bars (20) symmetrically slidably disposed on two sides of the inner wall of the bracket (1), one end of each slide bar (20) is provided with a clamping plate (14) at the inner side of the bracket (1), the other end of each slide bar (20) is provided with a handle at the outer side of the bracket (1), the clamping plate (14) is elastically connected with the inner wall of the bracket (1) through a plurality of springs (15), and the springs (15) are used for pushing the clamping plate (14) to fix the left side and the right side of the frame (4).

5. The filter detection device according to claim 1, wherein a rubber gasket (16) is disposed on the sealing box (2) at one side of the frame (4), and a through hole is disposed on the rubber gasket (16) at one side of the cavity (6).

6. A filter testing device according to claim 1, further comprising a glass box (17) removably attached to the frame (1), the glass box (17) being located on one side of the frame (4) and communicating with the filter assembly (5).

7. A filter testing device according to claim 6, characterized in that a laser emitter (18) is arranged in the glass box (17), and the laser emitter (18) is used for illuminating the testing gas output from the air outlet of the filter (3).

8. A filter testing device according to claim 6, characterized in that the glass tank (17) communicates with the collection tank via an outlet duct (19).