Waste gas filtering device

Abstract

The utility model discloses a waste gas filtering device which comprises a base, a filtering cabinet is mounted on one side of the top of the base, a filtering box is mounted on the other side of the top of the base, and the filtering box is connected with the filtering cabinet through a pipeline; the anti-blocking mechanism comprises a filter plate net detachably arranged on the filter box, a hollow needle plate slidably arranged on the inner side of the filter plate net, a sliding block arranged on the hollow needle plate, a sliding groove formed in the inner side of the filter plate net and used for allowing the sliding block to slide, and a plurality of fixing needles arranged on the hollow needle plate; the fixing needles can be inserted into meshes of the filter plate net; a movable part is arranged in the sliding groove and comprises a base installed at the bottom in the sliding groove and a spring arranged at the bottom in the base. The utility model has the beneficial effects that through the designed anti-blocking mechanism, the hollow needle plate can move, and when the hollow needle plate moves, the fixed needles can be inserted into the meshes of the filter plate net, so that the meshes are convenient to clean, and the meshes are prevented from being blocked.

Description

Technical Field

[0001] The utility model belongs to the technical field of waste gas treatment, and particularly relates to a waste gas filtering device. Background Art

[0002] Exhaust gas may contain harmful substances, such as particulate matter, harmful gases and microorganisms. If these substances are discharged directly into the atmosphere without treatment, they will have a serious impact on air quality and even cause environmental problems such as haze and acid rain. Exhaust gas filtration can effectively remove these harmful substances and reduce air pollution.

[0003] Publication number CN215692828U is an exhaust gas filter device, which discloses an air intake pipe and a filter box, wherein the air intake pipe is connected to the filter box, a filter screen is detachably provided in the filter box, a scraper is provided on the filter screen, and a spray head is provided on the filter box; the outer side of the filter screen is connected to a support frame, the outer side of the support frame is provided with a first sliding block, the filter box is provided with a first slide groove that cooperates with the first sliding block, and the support frame is provided with a handle; the support frame supports the filter screen, and the handle removes the support frame from the filter box through the first sliding block, thereby cleaning the filter screen; second sliding blocks are provided at both ends of the scraper, and a second slide groove that cooperates with the second sliding block is provided on the inner side of the support frame. The existing exhaust gas filter device has the following problems when in use:

[0004] When cleaning the filter, you need to move the scraper back and forth to clean the pollutants attached to the filter. This can only clean the surface, and the clogged part is difficult to clean. Utility Model Content

[0005] The purpose of the utility model is to provide an exhaust gas filtering device capable of cleaning the blocked part.

[0006] In order to achieve the above purpose, the present invention provides the following technical solutions: an exhaust gas filtering device, comprising

[0007] A base, wherein a filter cabinet is installed on one side of the top of the base and a filter box is installed on the other side, and the filter box and the filter cabinet are connected by a pipe;

[0008] The anti-clogging mechanism includes a filter plate net that is detachably arranged on the filter box, a hollow needle plate that is slidably arranged on the inside of the filter plate net, a slider arranged on the hollow needle plate, a slide groove opened on the inside of the filter plate net for the slider to slide, and a plurality of fixed needles arranged on the hollow needle plate, and the fixed needles can be inserted into the mesh of the filter plate net.

[0009] Preferably, a movable component is provided inside the slide groove, and the movable component includes a base installed at the bottom of the slide groove, a spring provided at the bottom of the base, and a movable rod with one end connected to the slider and the other end extending to the inside of the base.

[0010] Preferably, the movable rod is a "T"-shaped structure, and the movable rod and the slider are connected by screws.

[0011] Preferably, an air inlet pipe communicating with the interior of the filter box is provided on the side surface of the filter box, a water pipe is installed on the top of the filter box, and a spray pipe extending to the interior of the filter box is provided on the water pipe.

[0012] Preferably, a water collecting pool is installed at the inner bottom of the filter box, and a drain outlet penetrating the filter box is provided on the water collecting pool.

[0013] Preferably, a protective door is hinged on the front surface of the filter cabinet, and a connecting frame and a U-shaped frame are sequentially provided on the inner side surface of the filter cabinet from bottom to top.

[0014] Preferably, a frame strip is provided on the inner side surface of the connecting frame, and filter cotton is provided on the frame strip.

[0015] Preferably, an activated carbon net is provided on the U-shaped frame, and an air outlet pipe communicating with the interior of the filter cabinet is provided on the top of the filter cabinet.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] The designed anti-clogging mechanism can realize the movement of the hollow needle plate. When the hollow needle plate moves, the fixed needle can be inserted into the mesh of the filter plate net, making it convenient to clean the mesh and avoiding mesh blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the filter screen cleaning system of the present invention;

[0020] Figure 3 For the utility model Figure 2 Schematic diagram of the enlarged structure of the F region;

[0021] Figure 4 This is a schematic diagram of a partial cross-sectional structure of the utility model;

[0022] In the figure: 1. Base; 2. Filter box; 21. Air inlet pipe; 3. Filter cabinet; 31. Air outlet pipe; 32. Protective door; 33. Connecting frame; 330. Frame bar; 34. U-shaped frame; 340. Activated carbon mesh; 4. Water pipe; 41. Spray pipe; 5. Filter plate mesh; 51. Handle; 52. Slide; 6. Water collection tank; 61. Drain outlet; 7. Hollow needle plate; 71. Slider; 72. Fixed needle; 81. Base; 82. Spring; 83. Movable rod; 9. Filter cotton. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Example 1

[0025] See also Figures 1-4 , is the first embodiment of the present utility model, which provides an exhaust gas filtering device, including

[0026] Base 1, a filter cabinet 3 is installed on one side of the top of the base 1, and a filter box 2 is installed on the other side. The additional filter cabinet 3 and filter box 2 are used to increase the performance of filtering exhaust gas, and the filter box 2 and the filter cabinet 3 are connected by a pipeline. The exhaust gas treated by the filter box 2 enters the filter cabinet 3 for treatment;

[0027] The anti-clogging mechanism includes a filter plate net 5 disassembled and arranged on the filter box 2, which increases the performance of exhaust gas filtering through the filter plate net 5 and the hollow needle plate 7 slidably arranged on the inner side of the filter plate net 5, realizing the addition of the hollow needle plate 7 and the slider 71 arranged on the hollow needle plate 7, realizing the addition of the slider 71 and the slide groove 52 provided on the inner side of the filter plate net 5 for the sliding of the slider 71. The slider 71 slides in the slide groove 52, increasing the guidance of the filter plate net 5 during movement. The multiple fixing needles 72 provided on the hollow needle plate 7 realize the addition of the fixing needles 72, and the fixing needles 72 can be inserted into the mesh of the filter plate net 5. When the hollow needle plate 7 is active, the fixing needles 72 can be inserted into the mesh of the filter plate net 5, realizing the convenience of cleaning the mesh and avoiding mesh clogging. A handle 51 is installed on the top of the filter plate net 5, which increases the convenience of pulling up and removing the filter plate net 5 through the handle 51.

[0028] In this embodiment, preferably, a movable component is provided inside the slide groove 52, and the movable component includes a base 81 installed on the bottom of the slide groove 52, which realizes the addition of the base 81, and a spring 82 provided at the bottom of the base 81, which realizes the addition of the spring 82. A movable rod 83 with one end connected to the slider 71 and the other end extending to the inside of the base 81 drives the slider 71 to slide when the hollow needle plate 7 moves, and drives the movable rod 83 to compress the spring 82 when the slider 71 slides. After the spring 82 is compressed, it resets and drives the movable rod 83 to move, and resets the hollow needle plate 7 through the slider 71.

[0029] In this embodiment, preferably, the movable rod 83 is a “T”-shaped structure, and the movable rod 83 and the slider 71 are connected by screws, so that the movable rod 83 and the slider 71 are firmly fixed.

[0030] In this embodiment, preferably, the side surface of the filter box 2 is provided with an air intake pipe 21 connected to the interior of the filter box 2, and the air intake performance is achieved through the air intake pipe 21. A water pipe 4 is installed on the top of the filter box 2, and a spray pipe 41 is provided on the water pipe 4 extending to the interior of the filter box 2. The water spraying performance is achieved by utilizing the cooperation of the water pipe 4 and the spray pipe 41. A water collecting pool 6 is installed at the inner bottom of the filter box 2, so that small particles and most of the dust fall into the water collecting pool 6 with the water, and a drain outlet 61 is provided on the water collecting pool 6 that passes through the filter box 2, and the drainage performance is achieved through the drain outlet 61.

[0031] In this embodiment, preferably, a protective door 32 is hinged on the front surface of the filter cabinet 3, and the protective door 32 is easy to open, which increases the convenience of use. The inner side surface of the filter cabinet 3 is sequentially provided with a connecting frame 33 and a U-shaped frame 34 from bottom to top, realizing the addition of the connecting frame 33 and the U-shaped frame 34.

[0032] In this embodiment, preferably, an activated carbon net 340 is provided on the U-shaped frame 34 to increase the performance of purifying the gas. An outlet pipe 31 connected to the interior of the filter cabinet 3 is provided on the top of the filter cabinet 3, and the filtered gas is discharged through the outlet pipe 31.

[0033] Example 2

[0034] See also Figures 1-4 , which is the second embodiment of the present utility model, is based on the previous embodiment, except that:

[0035] The inner side surface of the connecting frame 33 is provided with symmetrically distributed frame strips 330 , and the filter cotton 9 is provided on the frame strips 330 , and the frame strips 330 increase the support for the filter cotton 9 .

[0036] It needs to be explained that: the specific structure and working principle of the filter cabinet 3, the filter box 2, the water pipe 4, the spray pipe 41, the water collecting tank 6, the drain 61, the activated carbon net 340 and the filter cotton 9 in the application have been disclosed in the waste gas filtering device with the publication number CN215692828U.

[0037] The working principle and use process of the utility model: when using, the waste gas enters the filter box 2 from the air inlet pipe 21, is filtered first through the filter plate net 5, the larger particles in the waste gas are blocked by the filter plate net 5, thereby reducing the pressure of subsequent filtration, there are still some small particles and dust in the waste gas passing through the filter plate net 5, the small particles and most of the dust are made to fall into the water collecting tank 6 along with water by the spraying of the spray pipe 41, after that, the waste gas enters the filter cabinet 3 along the pipeline, is further filtered to the waste gas by the filter cotton 9, then the waste gas passes through the activated carbon net 340, the activated carbon adsorbs the polluted gas in the waste gas and purifies the smell in the waste gas, finally, the waste gas is discharged through the air outlet pipe 31.

[0038] Although the embodiments of the utility model have been shown and described, and the detailed description is described above, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.

Claims

1. An exhaust gas filtering device, characterized in that: include A base (1), wherein a filter cabinet (3) is installed on one side of the top of the base (1), and a filter box (2) is installed on the other side, and the filter box (2) and the filter cabinet (3) are connected by a pipeline; The anti-clogging mechanism comprises a filter plate net (5) detachably arranged on the filter box (2), a hollow needle plate (7) slidably arranged on the inner side of the filter plate net (5), a slider (71) arranged on the hollow needle plate (7), a slide groove (52) provided on the inner side of the filter plate net (5) for the slider (71) to slide, and a plurality of fixing needles (72) arranged on the hollow needle plate (7), wherein the fixing needles (72) can be inserted into the mesh of the filter plate net (5).

2. The exhaust gas filtering device according to claim 1, characterized in that: A movable component is provided inside the slide groove (52), and the movable component includes a base (81) installed on the bottom of the slide groove (52), a spring (82) provided on the bottom of the base (81), and a movable rod (83) with one end connected to the slider (71) and the other end extending to the inside of the base (81).

3. The exhaust gas filtering device according to claim 2, characterized in that: The movable rod (83) is a "T"-shaped structure, and the movable rod (83) and the slider (71) are connected by screws.

4. The exhaust gas filtering device according to claim 1, characterized in that: An air inlet pipe (21) communicating with the interior of the filter box (2) is provided on the side surface of the filter box (2); a water pipe (4) is installed on the top of the filter box (2); and a spray pipe (41) extending into the interior of the filter box (2) is provided on the water pipe (4).

5. The exhaust gas filtering device according to claim 1, characterized in that: A water collecting pool (6) is installed at the inner bottom of the filter box (2), and a drainage outlet (61) penetrating the filter box (2) is provided on the water collecting pool (6).

6. The exhaust gas filtering device according to claim 1, characterized in that: A protective door (32) is hinged on the front surface of the filter cabinet (3), and a connecting frame (33) and a U-shaped frame (34) are sequentially provided on the inner side surface of the filter cabinet (3) from bottom to top.

7. The exhaust gas filtering device according to claim 6, characterized in that: The inner side surface of the connecting frame (33) is provided with a frame strip (330), and filter cotton (9) is provided on the frame strip (330).

8. The exhaust gas filtering device according to claim 6, characterized in that: An activated carbon net (340) is provided on the U-shaped frame (34), and an air outlet pipe (31) communicating with the interior of the filter cabinet (3) is provided on the top of the filter cabinet (3).

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