Wind speed adjusting equipment capable of preventing material blockage

Abstract

The utility model provides a wind speed adjusting device for preventing material blockage, which comprises an air door pipe, a ventilation slot is arranged at the top of the inner side surface of the air door pipe, a rotating shaft is rotatably connected to the top of the inner side surface of the air door pipe, a baffle plate is fixedly arranged on the outer side surface of the rotating shaft, and a connecting plate is fixedly arranged at the bottom of the outer side surface of the rotating shaft. Sliding grooves are formed in the two sides of the inner side face of the air door pipe. According to the air speed adjusting equipment capable of preventing material blockage, the protective cover, the metal filter screen, the driving motor, the supporting frame, the cleaning brush and other structures are matched with one another, and when the air speed adjusting equipment is used, the driving motor can drive the supporting frame to rotate; therefore, the supporting frame drives the cleaning brush to rotate on the outer side face of the protective cover and the outer side face of the metal filter screen, then dust and impurities are cleaned to the outer side face of the protective cover from the metal filter screen, and the situation that the metal filter screen is blocked by the dust, the air inlet amount of the air door pipe is affected, and a conveying pipeline is blocked is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of material conveying, in particular to a wind speed regulating device for preventing material blockage. Background Art

[0002] Pneumatic conveyor is a type of fluidized material conveying equipment widely used in the fields of plastics, chemicals, construction, etc. The blower or air compressor in the pneumatic conveyor generates positive or negative pressure air flow, and transports granular or powdered materials from one location to another along the direction of the airflow in a closed pipeline.

[0003] In order to achieve the purpose of regulating the material conveying speed in a closed pipeline, a circular damper will be set at the end of the pipeline. The air volume can be adjusted by adjusting the size of the damper to achieve the purpose of regulating the material conveying speed and maintain a suitable and stable wind speed, so as to avoid material deposition caused by too low wind speed and excessive wear of pipelines and equipment caused by too high wind speed.

[0004] However, when used for a long time in some dusty environments, it is easy for a lot of external dust to accumulate on the filter used by the damper to block external impurities, thereby affecting the normal ventilation volume of the damper and causing blockage in the delivery pipeline.

[0005] Therefore, it is necessary to provide a wind speed regulating device that prevents material blockage to solve the above technical problems. Utility Model Content

[0006] The utility model provides a wind speed regulating device which can prevent material blockage, and solves the problem that dust blocks the air door filter, affects the normal ventilation volume of the air door, and causes blockage of the conveying pipeline.

[0007] In order to solve the above technical problems, the utility model provides a wind speed regulating device for preventing material blockage, comprising:

[0008] A damper tube, wherein a ventilation slot is provided at the top of the inner side surface of the damper tube, a rotating shaft is rotatably connected to the top of the inner side surface of the damper tube, a shielding plate is fixedly installed on the outer side surface of the rotating shaft, a connecting plate is fixedly installed on the bottom of the outer side surface of the rotating shaft, sliding slots are provided on both sides of the inner side surface of the damper tube, an adjustment ring is provided on the outer side surface of the damper tube, and both sides of the inner side surface of the adjustment ring are respectively fixedly installed on the two ends of the connecting plate;

[0009] A protective cover is arranged at the top of the outer side of the damper tube, a metal filter is fixedly installed on one side of the protective cover, a driving motor is fixedly installed on the top of the inner side of the protective cover, a supporting frame is fixedly installed on the output end of the driving motor, and a cleaning brush is fixedly installed on the inner side of the supporting frame.

[0010] Preferably, two ends of the connecting plate are respectively slidably connected to the inner side surfaces of the two sliding grooves, and the top of the shielding plate is attached to the top of the inner side surface of the damper tube.

[0011] Preferably, sealing gaskets are fixedly mounted on the top and bottom of the inner side of the adjustment ring, and the inner side of the sealing gasket is in contact with the outer side of the damper tube.

[0012] Preferably, the support frame is arranged on the outer side of the protective cover, and one side of the cleaning brush is respectively attached to the top and the side of the protective cover.

[0013] Preferably, threaded rings are fixedly installed inside both sides of the adjustment ring, and threaded rods are threadedly connected to the inner side surfaces of the threaded rings.

[0014] Preferably, a clamping plate is fixedly mounted on one end of the threaded rod, and a turning handle is fixedly mounted on the other end of the threaded rod.

[0015] Preferably, a rubber pad is fixedly mounted on one side of the clamping plate.

[0016] Compared with the related art, the wind speed regulating device for preventing material blockage provided by the utility model has the following beneficial effects:

[0017] The utility model provides a wind speed regulating device which prevents material blockage. The protective cover, metal filter, driving motor, support frame and cleaning brush and other structures cooperate with each other. When in use, the driving motor can drive the support frame to rotate, so that the support frame drives the cleaning brush to rotate on the outer side of the protective cover and the metal filter, and then sweeps dust and impurities from the metal filter to the outer side of the protective cover, so as to avoid clogging the metal filter by dust, affecting the air intake of the air door pipe and causing clogging of the conveying pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic structural diagram of a first embodiment of a wind speed regulating device for preventing material blockage provided by the utility model;

[0019] Figure 2 for Figure 1 The schematic diagram of the connecting plate structure shown;

[0020] Figure 3 for Figure 1 The schematic diagram of the bottom structure of the protective cover is shown;

[0021] Figure 4 This is a structural schematic diagram of a second embodiment of a wind speed regulating device for preventing material blockage provided by the utility model.

[0022] Numbers in the figure: 1. air door tube, 11. ventilation slot, 12. slide slot, 13. rotating shaft, 14. shielding plate, 15. connecting plate, 16. adjusting ring, 17. sealing gasket, 2. protective cover, 21. metal filter, 22. driving motor, 23. supporting frame, 24. cleaning brush, 3. threaded ring, 31. threaded rod, 32. clamping plate, 33. rubber pad, 34. rotating handle. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0024] First embodiment

[0025] Please refer to Figure 1 , Figure 2 , Figure 3 ,in, Figure 1 A schematic structural diagram of a first embodiment of a wind speed regulating device for preventing material blockage provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the connecting plate structure shown; Figure 3 for Figure 1 A wind speed regulating device for preventing material blockage comprises: a damper tube 1, a ventilation slot 11 is provided at the top of the inner side of the damper tube 1, a rotating shaft 13 is rotatably connected to the top of the inner side of the damper tube 1, a shielding plate 14 is fixedly installed on the outer side of the rotating shaft 13, a connecting plate 15 is fixedly installed on the bottom of the outer side of the rotating shaft 13, a slide slot 12 is provided on both sides of the inner side of the damper tube 1, an adjusting ring 16 is provided on the outer side of the damper tube 1, and both sides of the inner side of the adjusting ring 16 are fixedly installed on the two ends of the connecting plate 15;

[0026] A protective cover 2 is provided at the top of the outer side of the damper tube 1, a metal filter screen 21 is fixedly installed on one side of the protective cover 2, a driving motor 22 is fixedly installed on the top of the inner side of the protective cover 2, a supporting frame 23 is fixedly installed on the output end of the driving motor 22, and a cleaning brush 24 is fixedly installed on the inner side of the supporting frame 23.

[0027] The two ends of the connecting plate 15 are respectively slidably connected to the inner side surfaces of the two sliding grooves 12 , and the top of the shielding plate 14 is attached to the top of the inner side surface of the damper tube 1 .

[0028] Sealing pads 17 are fixedly mounted on the top and bottom of the inner side of the adjusting ring 16 , and the inner side of the sealing pad 17 is in contact with the outer side of the damper tube 1 .

[0029] The support frame 23 is disposed on the outer side of the protective cover 2 , and one side of the cleaning brush 24 is respectively attached to the top and the side of the protective cover 2 .

[0030] The connecting plate 15 slides on the inner side of the slide groove 12, so that when in use, the connecting plate 15 can be limited to increase the stability of the rotation of the connecting plate 15;

[0031] The shielding plate 14 abuts against the top of the inner side of the damper tube 1, so as to adjust the ventilation slot 11;

[0032] Sealing pads 17 are provided at the top and bottom of the inner side of the adjustment ring 16 to provide a seal and prevent gas from passing through the inner side of the slide groove 12 to affect the adjustment accuracy.

[0033] The working principle of the wind speed regulating device for preventing material blockage provided by the utility model is as follows:

[0034] When in use, when it is necessary to adjust the air volume, the user can rotate the adjusting ring 16, so that the adjusting ring 16 drives the connecting plate 15 to rotate, so that the connecting plate 15 drives the rotating shaft 13 to rotate, and when the rotating shaft 13 rotates, it will drive the shielding plate 14 to move at the bottom of the ventilation slot 11, thereby blocking the ventilation slot 11 to facilitate the adjustment of the ventilation volume, and when there is a lot of dust stuck on the metal filter 21 after long-term use, the user can start the driving motor 22, so that the driving motor 22 drives the supporting frame 23 to rotate, so that the supporting frame 23 drives the cleaning brush 24 to rotate, so that the cleaning brush 24 cleans the dust and impurities on the metal filter 21, and pushes the dust and impurities to the top of the protective cover 2, and the lack of adsorption force can cause the dust and impurities to fall downward.

[0035] Compared with the related art, the wind speed regulating device for preventing material blockage provided by the utility model has the following beneficial effects:

[0036] By cooperating with each other through structures such as the protective cover 2, the metal filter 21, the driving motor 22, the support frame 23 and the cleaning brush 24, when in use, the driving motor 22 can drive the support frame 23 to rotate, so that the support frame 23 drives the cleaning brush 24 to rotate on the outer side of the protective cover 2 and the metal filter 21, and then clean the dust and impurities from the metal filter 21 to the outer side of the protective cover 2, so as to prevent the dust from clogging the metal filter 21, affecting the air intake of the damper pipe 1, and causing blockage of the conveying pipeline.

[0037] Second embodiment

[0038] Please refer to Figure 4Based on the wind speed regulating device for preventing material blockage provided in the first embodiment of the present application, the second embodiment of the present application proposes another wind speed regulating device for preventing material blockage. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0039] Specifically, the second embodiment of the present application provides a wind speed regulating device for preventing material blockage, which is different in that, in the wind speed regulating device for preventing material blockage, threaded rings 3 are fixedly installed inside both sides of the adjustment ring 16, and the inner side surface of the threaded ring 3 is threadedly connected with a threaded rod 31.

[0040] A clamping plate 32 is fixedly mounted on one end of the threaded rod 31 , and a rotating handle 34 is fixedly mounted on the other end of the threaded rod 31 .

[0041] A rubber pad 33 is fixedly mounted on one side of the clamping plate 32 .

[0042] When the adjusting ring 16 is rotated, after the threaded rod 31 is moved out, the user can rotate the adjusting ring 16 with the help of the threaded rod 31 .

[0043] The working principle of the wind speed regulating device for preventing material blockage provided by the utility model is as follows:

[0044] After the adjustment ring 16 is rotated, the user can rotate the handle 34 so that the handle 34 drives the threaded rod 31 to be threadedly connected to the inner side of the threaded ring 3, so that one end of the threaded rod 31 drives the clamping plate 32 and the foot pad 33 to move toward the side of the damper tube 1, and makes one side of the rubber pad 33 abut against the side of the damper tube 1, so as to limit the damper tube 1.

[0045] Compared with the related art, the wind speed regulating device for preventing material blockage provided by the utility model has the following beneficial effects:

[0046] The threaded ring 3, the threaded rod 31, the clamping plate 32, the rubber pad 33 and the rotating handle 34 cooperate with each other. When in use, rotating the rotating handle 34 can drive the threaded rod 31 to be threadedly connected to the inner side of the threaded ring 3, so that the rubber pad 33 can be pressed against the inner side of the damper tube 1, thereby limiting the adjustment ring 16 and preventing the adjustment ring 16 from moving.

[0047] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A wind speed regulating device for preventing material blockage, characterized in that: include: A damper tube, wherein a ventilation slot is provided at the top of the inner side surface of the damper tube, a rotating shaft is rotatably connected to the top of the inner side surface of the damper tube, a shielding plate is fixedly installed on the outer side surface of the rotating shaft, a connecting plate is fixedly installed on the bottom of the outer side surface of the rotating shaft, sliding slots are provided on both sides of the inner side surface of the damper tube, an adjustment ring is provided on the outer side surface of the damper tube, and both sides of the inner side surface of the adjustment ring are respectively fixedly installed on the two ends of the connecting plate; A protective cover is arranged at the top of the outer side of the damper tube, a metal filter is fixedly installed on one side of the protective cover, a driving motor is fixedly installed on the top of the inner side of the protective cover, a supporting frame is fixedly installed on the output end of the driving motor, and a cleaning brush is fixedly installed on the inner side of the supporting frame.

2. The wind speed regulating device for preventing material blockage according to claim 1 is characterized in that: The two ends of the connecting plate are respectively slidably connected to the inner side surfaces of the two sliding grooves, and the top of the shielding plate is attached to the top of the inner side surface of the air door pipe.

3. The wind speed regulating device for preventing material blockage according to claim 2 is characterized in that: The top and bottom of the inner side of the adjustment ring are both fixedly mounted with sealing pads, and the inner side of the sealing pad is attached to the outer side of the air door pipe.

4. The wind speed regulating device for preventing material blockage according to claim 3 is characterized in that: The support frame is arranged on the outer side surface of the protective cover, and one side of the cleaning brush is respectively attached to the top and the side surface of the protective cover.

5. The wind speed regulating device for preventing material blockage according to claim 1, characterized in that: Threaded rings are fixedly installed inside both sides of the adjustment ring, and threaded rods are threadedly connected to the inner side surfaces of the threaded rings.

6. The wind speed regulating device for preventing material blockage according to claim 5, characterized in that: A clamping plate is fixedly mounted on one end of the threaded rod, and a rotating handle is fixedly mounted on the other end of the threaded rod.

7. The wind speed regulating device for preventing material blockage according to claim 6, characterized in that: A rubber pad is fixedly mounted on one side of the clamping plate.

Images