Large-air-duct filtering mechanism convenient to replace

Abstract

The utility model relates to the technical field of large air duct filtering mechanisms, and discloses a convenient-to-replace large air duct filtering mechanism which comprises an air duct body, a filtering mechanism is arranged in the air duct body, a collecting mechanism is arranged in the air duct body, a mounting frame is fixedly connected to the outside of the air duct body, and the air duct body is fixedly connected with the collecting mechanism. The top and the bottom of the air duct body are fixedly connected with fixing discs, the interiors of the fixing discs are fixedly connected with protective nets, the interior of the air duct body is fixedly connected with a crawling ladder, the filtering mechanism comprises a filtering assembly and a cleaning assembly, the filtering assembly is arranged in the air duct body, and the cleaning assembly is arranged in the air duct body. And the cleaning assembly is arranged in the filtering assembly. According to the large-air-duct filtering mechanism convenient to replace, the brush plate is pushed by the first spring to be tightly attached to the filter screen plate, then the brush plate is driven by the motor to rotate, the filter screen plate can be powerfully brushed by the brush plate, dust firmly adhered to the surface of the filter screen plate can be brushed down, accumulation is prevented, and air circulation is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of large air duct filtering mechanisms, in particular to a large air duct filtering mechanism with convenient replacement. Background Technique

[0002] The large air duct refers to the wind power air duct, which mainly plays a supporting role in the wind power generating unit. The electrical equipment inside the wind power air duct will generate heat during operation, which requires importing air from the outside of the wind power air duct for heat dissipation treatment. Generally, wind power generation is in an area with harsh environment, which results in poor air quality entering the wind power air duct. Therefore, it is necessary to filter through a filtering mechanism.

[0003] According to a wind power air duct with a filtering mechanism disclosed on the patent network (authorization publication number: CN218325101U), it is described that "the utility model provides a wind power air duct with a filtering mechanism, including a wind power air duct. One side of the inner cavity of the wind power air duct is provided with a ladder, and one side of the surface of the wind power air duct is provided with a first mounting rack, and the other side of the surface of the first mounting rack is provided with a second mounting rack. The wind power air duct with a filtering mechanism provided by the utility model makes the eccentric wheel rotate eccentrically by starting the motor and intermittently knock the surface of the filter screen plate, so that dust and other impurities on the filter screen plate fall off, effectively avoiding the blockage of the filter screen plate, ensuring the filtering effect of the filter screen plate during long-term filtration, avoiding the decrease of the air intake volume affecting heat dissipation, avoiding the internal electrical components from being polluted by dust and malfunctioning, improving the safety of the electrical equipment inside the wind power air duct. When the dust and other impurities under the vibration knocking of the filter screen plate can fall into the collection box through the material outlet for centralized storage, which is convenient for the operator to process later."

[0004] Regarding the above description, the applicant believes that there are the following problems:

[0005] During the use of this utility model, since the device filters the incoming air through the filter screen plate and then drives the eccentric wheel to strike the filter screen plate by the motor to clean the dust, but the amplitude of the eccentric wheel striking the filter screen plate is small. When used for a long time, the dust adheres firmly, and simple striking cannot clean the dust, resulting in more dust accumulation and blockage. Therefore, it is necessary to improve a large air duct filtering mechanism with convenient replacement to solve the above problems. Content of the Utility Model

[0006] The purpose of the utility model is to provide a large air duct filtering mechanism with convenient replacement to solve the problems raised in the above background technique.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a large air duct filtering mechanism that is easy to replace, comprising an air duct body, a filtering mechanism is arranged inside the air duct body, a collecting mechanism is arranged inside the air duct body, a mounting frame is fixedly connected to the outside of the air duct body, a fixing plate is fixedly connected to the top and bottom of the air duct body, a protective net is fixedly connected to the inside of the fixing plate, and a ladder is fixedly connected to the inside of the air duct body.

[0008] The filtering mechanism comprises a filtering assembly and a cleaning assembly. The filtering assembly is arranged inside the air cylinder body, and the cleaning assembly is arranged inside the filtering assembly.

[0009] Preferably, the filter assembly includes a protection frame, which is fixedly connected to the interior of the air duct body, a mounting frame is fixedly connected to the left side of the protection frame, a filter screen is fixedly connected to the interior of the mounting frame, a rotating block is rotatably connected to the interior of the filter screen, a first pulley is fixedly connected to the left side of the rotating block, a motor is fixedly connected to the top of the mounting frame, a second pulley is fixedly connected to the output end of the motor, a synchronous belt is transmission-connected between the second pulley and the first pulley, and the air entering the interior of the air duct body is filtered through the filter screen to prevent dust from entering the interior of the air duct body and accumulating to affect the heat dissipation of the internal structure.

[0010] Preferably, the filter plate is provided with a limiting hole at a corresponding position of the rotating block, and the rotating block rotates inside the limiting hole. The rotating block is limited by the limiting hole, so that the rotating block can rotate stably and prevent the rotating block from falling off.

[0011] Preferably, the cleaning component includes a hollow cylinder, which is fixedly connected to the right side of the rotating block. A slide is slidably connected to the inside of the hollow cylinder. A first spring is fixedly connected between the slide and the hollow cylinder. A brush plate is fixedly connected to the front and back of the slide. The brush plate is driven to rotate by the rotating block, and the brush plate brushes off the dust filtered on the surface of the filter screen, thereby effectively preventing accumulation.

[0012] Preferably, the hollow cylinder is provided with a slide groove at the corresponding position of the slide plate, and the slide plate slides inside the slide groove, and the brush plate is in contact with the filter screen plate. The brush plate is pushed close to the filter screen plate by the first spring, so that the brush plate has a strong brush when rotating, and can brush off firmly adhered dust.

[0013] Preferably, the collecting mechanism includes a collecting port, the collecting port is fixedly connected to the bottom of the mounting frame, the bottom of the collecting port is fixedly connected to a connecting frame, the connecting frame is fixedly connected to the inside of the air duct body, the inside of the connecting frame is movably connected to a collecting box, the left side of the collecting box is fixedly connected to a handle, the inside of the collecting box is slidably connected to a card block, a second spring is fixedly connected between the card block and the collecting box, the dust brushed off the surface of the filter screen can be collected by the collecting box to prevent accumulation inside the mounting frame, and the collecting box can be pulled out to clean the dust.

[0014] Preferably, the collection box is provided with a slide groove at a corresponding position of the card block, and the card block slides inside the slide groove, and the card block is limited by the slide groove to prevent the card block from detaching from the collection box, thereby fixing the position of the collection box by the card block.

[0015] Compared with the prior art, the utility model provides a large air duct filter mechanism that is easy to replace and has the following beneficial effects:

[0016] 1. The large air duct filter mechanism which is easy to replace, during use, the first spring is used to push the brush plate close to the filter screen, and then the motor drives the brush plate to rotate, so that the brush plate can brush the filter screen forcefully, and the dust that is firmly adhered to the surface of the filter screen can be brushed off to prevent accumulation and ensure air circulation.

[0017] 2. The large air duct filter mechanism, which is easy to replace, collects the dust brushed off the filter screen through a set collection box during use, and the collection box can be positioned by a card block, so that the collection box is easy to disassemble and replace, and the dust inside the collection box is easy to clean, and it is quick to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the filter assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the cleaning component of the utility model;

[0023] Figure 5 This is a schematic structural diagram of the collection mechanism of the present utility model.

[0024] In the figure: 1, air duct body; 2, filtering mechanism; 21, filtering component; 211, protection frame; 212, mounting frame; 213, filter mesh plate; 214, rotating block; 215, first belt pulley; 216, motor; 217, second belt pulley; 218, synchronous belt; 22, cleaning component; 221, hollow cylinder; 222, sliding plate; 223, first spring; 224, brush plate; 3, collection mechanism; 31, collection port; 32, connection frame; 33, collection box; 34, handle; 35, clamping block; 36, second spring; 4, mounting bracket; 5, fixed disk; 6, protection net; 7, ladder. Specific embodiments

[0025] Please refer to Figures 1-5 , the present utility model provides a technical solution: a large air duct filtering mechanism with convenient replacement, including an air duct body 1, a filtering mechanism 2 is arranged inside the air duct body 1, a collection mechanism 3 is arranged inside the air duct body 1, a mounting bracket 4 is fixedly connected to the outside of the air duct body 1, fixing disks 5 are fixedly connected to the top and bottom of the air duct body 1, a protection net 6 is fixedly connected inside the fixing disks 5, and a ladder 7 is fixedly connected inside the air duct body 1.

[0026] In this embodiment, the filtering mechanism 2 includes a filtering component 21 and a cleaning component 22. The filtering component 21 is arranged inside the air duct body 1, and the cleaning component 22 is arranged inside the filtering component 21. The filtering component 21 includes a protective frame 211 which is fixedly connected inside the air duct body 1. A mounting frame 212 is fixedly connected to the left side of the protective frame 211. A filter screen plate 213 is fixedly connected inside the mounting frame 212. A rotating block 214 is rotatably connected inside the filter screen plate 213. A first pulley 215 is fixedly connected to the left side of the rotating block 214. A motor 216 is fixedly connected to the top of the mounting frame 212. An output end of the motor 216 is fixedly connected to a second pulley 217. A synchronous belt 218 is drivingly connected between the second pulley 217 and the first pulley 215. The air entering the inside of the air duct body 1 is filtered by the filter screen plate 213 to prevent dust from entering the inside of the air duct body 1 and accumulating to affect the heat dissipation of the internal structure. The filter screen plate 213 is provided with a limiting hole at the corresponding position of the rotating block 214, and the rotating block 214 rotates inside the limiting hole. The rotating block 214 is limited by the limiting hole so that the rotating block 214 can rotate stably and prevent the rotating block 214 from falling off. The cleaning component 22 includes a hollow cylinder 221 which is fixedly connected to the right side of the rotating block 214. A sliding plate 222 is slidably connected inside the hollow cylinder 221. A first spring 223 is fixedly connected between the sliding plate 222 and the hollow cylinder 221. Brushing plates 224 are fixedly connected to the front and back of the sliding plate 222. The brushing plates 224 are driven by the rotating block 214 to rotate, and the dust filtered on the surface of the filter screen plate 213 is brushed off by the brushing plates 224, which can effectively prevent accumulation. The hollow cylinder 221 is provided with a sliding groove at the corresponding position of the sliding plate 222, and the sliding plate 222 slides inside the sliding groove. The brushing plates 224 are in contact with the filter screen plate 213. The first spring 223 pushes the brushing plates 224 to closely adhere to the filter screen plate 213, so that the brushing plates 224 have a strong brushing force when rotating, and the firmly adhered dust can be brushed off.

[0027] In this embodiment, the collecting mechanism 3 includes a collecting port 31 which is fixedly connected to the bottom of the mounting frame 212. A connecting frame 32 is fixedly connected to the bottom of the collecting port 31. The connecting frame 32 is fixedly connected inside the air duct body 1. A collecting box 33 is movably connected inside the connecting frame 32. A handle 34 is fixedly connected to the left side of the collecting box 33. A clamping block 35 is slidably connected inside the collecting box 33. A second spring 36 is fixedly connected between the clamping block 35 and the collecting box 33. The dust brushed off the surface of the filter screen plate 213 can be collected by the collecting box 33 to prevent it from accumulating inside the mounting frame 212, and the collecting box 33 can be pulled out to clean the dust. The collecting box 33 is provided with a sliding groove at the corresponding position of the clamping block 35, and the clamping block 35 slides inside the sliding groove. The clamping block 35 is limited by the sliding groove to prevent the clamping block 35 from detaching from the collecting box 33, so as to fix the position of the collecting box 33 through the clamping block 35.

[0028] During actual operation, when this device is in use, air enters the interior of the air duct body 1 through the air passage protection frame 211 and the filter screen plate 213. Impurities in the air are filtered out by the filter screen plate 213. The motor 216 drives the second pulley 217, the second pulley 217 drives the synchronous belt 218, the synchronous belt 218 drives the first pulley 215, the first pulley 215 drives the rotating block 214, the rotating block 214 drives the hollow cylinder 221, the hollow cylinder 221 drives the sliding plate 222, the sliding plate 222 drives the brush plate 224, and the brush plate 224 brushes off the dust accumulated on the surface of the filter screen plate 213. The first spring 223 pushes the sliding plate 222, and the sliding plate 222 drives the brush plate 224, so that the brush plate 224 always closely adheres to the filter screen plate 213. The brushed-off dust falls into the interior of the connection frame 32 through the collection port 31 and then into the interior of the collection box 33. Pull the handle 34, the handle 34 drives the latch 35, the latch 35 is squeezed by the connection frame 32, the latch 35 compresses the second spring 36, and the second spring 36 is used for the reset of the latch 35. The latch 35 is squeezed and slides into the chute interior of the collection box 33, and then the collection box 33 can be pulled out through the handle 34 to clean the dust inside it.

Claims

1. A large air duct filter mechanism that is easy to replace, comprising an air duct body (1), characterized in that: A filtering mechanism (2) is provided inside the air duct body (1), a collecting mechanism (3) is provided inside the air duct body (1), a mounting frame (4) is fixedly connected to the outside of the air duct body (1), a fixing plate (5) is fixedly connected to the top and bottom of the air duct body (1), a protective net (6) is fixedly connected to the inside of the fixing plate (5), and a ladder (7) is fixedly connected to the inside of the air duct body (1); The filtering mechanism (2) comprises a filtering assembly (21) and a cleaning assembly (22); the filtering assembly (21) is arranged inside the air cylinder body (1); and the cleaning assembly (22) is arranged inside the filtering assembly (21).

2. A large air duct filter mechanism that is easy to replace according to claim 1, characterized in that: The filter assembly (21) comprises a protection frame (211), the protection frame (211) is fixedly connected to the interior of the air duct body (1), the left side of the protection frame (211) is fixedly connected to a mounting frame (212), the interior of the mounting frame (212) is fixedly connected to a filter screen plate (213), the interior of the filter screen plate (213) is rotatably connected to a rotating block (214), the left side of the rotating block (214) is fixedly connected to a first pulley (215), the top of the mounting frame (212) is fixedly connected to a motor (216), the output end of the motor (216) is fixedly connected to a second pulley (217), and a synchronous belt (218) is transmission-connected between the second pulley (217) and the first pulley (215).

3. The large air duct filter mechanism that is easy to replace according to claim 2 is characterized by: The filter screen plate (213) is provided with a limiting hole at a corresponding position of the rotating block (214), and the rotating block (214) rotates inside the limiting hole.

4. The large air duct filter mechanism that is easy to replace according to claim 2 is characterized in that: The cleaning assembly (22) comprises a hollow cylinder (221), wherein the hollow cylinder (221) is fixedly connected to the right side of the rotating block (214), a slide plate (222) is slidably connected inside the hollow cylinder (221), a first spring (223) is fixedly connected between the slide plate (222) and the hollow cylinder (221), and a brush plate (224) is fixedly connected to the front and back of the slide plate (222).

5. The large air duct filter mechanism that is easy to replace according to claim 4 is characterized in that: The hollow cylinder (221) is provided with a slide groove at a corresponding position of the slide plate (222), and the slide plate (222) slides inside the slide groove, and the brush plate (224) is in contact with the filter screen plate (213).

6. The large air duct filter mechanism that is easy to replace according to claim 1 is characterized by: The collecting mechanism (3) comprises a collecting port (31), the collecting port (31) being fixedly connected to the bottom of the mounting frame (212), the bottom of the collecting port (31) being fixedly connected to a connecting frame (32), the connecting frame (32) being fixedly connected to the interior of the air duct body (1), the interior of the connecting frame (32) being movably connected to a collecting box (33), the left side of the collecting box (33) being fixedly connected to a handle (34), the interior of the collecting box (33) being slidably connected to a clamping block (35), and a second spring (36) being fixedly connected between the clamping block (35) and the collecting box (33).

7. The large air duct filter mechanism that is easy to replace according to claim 6 is characterized by: The collection box (33) is provided with a sliding groove at a position corresponding to the clamping block (35), and the clamping block (35) slides inside the sliding groove.

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