PVC (polyvinyl chloride) aggregate filtering device

Abstract

The utility model relates to the technical field of PVC granule filtering, and discloses a PVC granule filtering device which comprises a box body, a box door is hinged to the front end of the box body, the top of the box body is communicated with a feeding hopper, a mounting groove is formed in the inner wall of the box body, a spring is fixedly connected to the inner wall of the mounting groove, a fixing plate is arranged in the box body, and the fixing plate is fixedly connected with the feeding hopper. A screen is fixedly connected to the inner wall of the fixing plate, a vibration motor is fixedly connected to the bottom of the fixing plate, a cleaning mechanism is arranged in the box door, a dust suction mechanism is arranged at the right end of the box body, and the cleaning mechanism comprises a motor. The motor is started and drives the transmission rod to rotate, so that the cleaning brush is driven to rotate, the cleaning brush circumferentially rotates along the screen, the inner wall and the surface of the screen are cleaned, the situation that the screen is blocked, the follow-up filtering effect on PVC granules is affected is avoided, the screen is conveniently and rapidly cleaned, and using convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC granular material filtering, in particular to a PVC granular material filtering device. Background Art

[0002] PVC granules, the full name of which is polyvinyl chloride granules, are a type of plastic material that has the properties of lightness, heat insulation, thermal insulation, moisture resistance, and flame retardancy. PVC granules are widely used in the fields of plastic pipe manufacturing, building decoration materials, and wire and cable insulation materials.

[0003] Publication number CN216299820U discloses a filtering device for medical PVC granules, which is used to feed the medical PVC granules into the interior of the filter cartridge through a feed port at the top of a cover, and a filtering mechanism is installed on the top of the cover, the filtering mechanism is composed of a rotator, a filter screen, a shock-absorbing hydraulic rod and an anti-impact plate, the anti-impact plate is installed on the left side of the filter screen through the shock-absorbing hydraulic rod, when the granules fall into the filter cartridge, they will first hit the anti-impact plate, and then fall onto the filter screen for filtering, and when the anti-impact plate is hit, the shock-absorbing hydraulic rod will be compressed downward, and compression by the shock-absorbing hydraulic rod can effectively buffer the downward impact force of the granules, and long-term use will not cause the filter screen to be deformed due to long-term large impact, effectively protect the filter screen, will not cause damage, and increase the service life of the filter screen, and can effectively filter the medical PVC granules, which is convenient for use.

[0004] The filtering device for medical PVC granules can effectively buffer the downward impact force of the granules by compressing the granules through the shock-absorbing hydraulic rod. Long-term use will not cause the filter screen to be deformed by long-term large impact, and the filter screen can be effectively protected. However, the filter screen will be clogged by impurities in the PVC granules after long-term use, which reduces the filtering effect and makes it inconvenient to quickly clean the filter screen. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a PVC granular material filtering device.

[0006] The utility model is implemented by the following technical scheme: a PVC granular material filtering device, comprising a box body, a box door is hinged at the front end of the box body, an upper hopper is connected to the top of the box body, a mounting groove is opened on the inner wall of the box body, a spring is fixedly connected to the inner wall of the mounting groove, a fixing plate is arranged inside the box body, a screen is fixedly connected to the inner wall of the fixing plate, a vibration motor is fixedly connected to the bottom of the fixing plate, a cleaning mechanism is arranged inside the box body, and a dust suction mechanism is arranged at the right end of the box body;

[0007] The cleaning mechanism comprises a motor, a mounting seat is fixedly connected to the top of the motor, a transmission rod is fixedly connected to the output end of the motor, and a cleaning brush is fixedly connected to the surface of the transmission rod.

[0008] Through the above technical solution, the transmission rod is driven by the motor to rotate, so that the cleaning brush rotates to clean the surface and gaps of the screen, thereby avoiding clogging of the screen and affecting the subsequent filtering effect, making it easier to clean the screen and improving practicality.

[0009] As a further improvement of the above scheme, the top of the mounting seat is fixedly connected to the bottom of the screen, the surface of the transmission rod is rotatably connected to the inner wall of the mounting seat, one end of the transmission rod passes through the screen, and the lower surface of the cleaning brush contacts the inner wall of the screen.

[0010] As a further improvement of the above solution, the number of the springs is six, and ends of the six springs that are close to each other are fixedly connected to two ends of the fixing plate.

[0011] Through the above technical solution, the fixed plate is caused to rock back and forth by the spring, driving the screen to rock to screen the PVC particles.

[0012] As a further improvement of the above solution, a collection box is arranged inside the box body, the lower surface of the collection box is in contact with the inner bottom wall of the box body, and a support column is fixedly connected to the bottom of the box body.

[0013] Through the above technical solution, the filtered PVC pellets are collected through the collecting box, which is convenient for collecting the PVC pellets.

[0014] As a further improvement of the above scheme, the dust suction mechanism includes a negative pressure pump, the top of the negative pressure pump is connected to a dust suction pipe, one end of the dust suction pipe is fixedly connected to a dust collecting hood, the bottom of the negative pressure pump is connected to a dust outlet pipe, and a storage box is provided at the lower end of the dust outlet pipe. The bottom of the negative pressure pump is fixedly connected to a fixing seat.

[0015] Through the above technical solution, negative pressure is generated inside the dust suction pipe through a negative pressure pump, the dust inside the box is adsorbed and collected, and discharged to the inside of the storage box through the dust outlet pipe, so as to facilitate the subsequent unified collection and cleaning of the dust.

[0016] As a further improvement of the above solution, one end of the dust suction pipe extends to the interior of the box, and the dust collecting hood is located at the upper end of the screen.

[0017] Through the above technical solution, the dust collection effect is improved through the dust collecting hood.

[0018] As a further improvement of the above solution, one end of the dust outlet pipe extends to the interior of the storage box, and the left end of the fixing seat is fixedly connected to the right end of the box body.

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] The utility model provides a cleaning mechanism by arranging a cleaning mechanism, specifically, by starting a motor, which drives a transmission rod to rotate, thereby driving a cleaning brush to rotate. The cleaning brush rotates in a circle along the screen to clean the inner wall and surface of the screen, thereby avoiding clogging of the screen and affecting the subsequent filtering effect of PVC particles. The screen is easy to clean quickly and the convenience during use is improved.

[0021] The utility model provides a dust suction mechanism, specifically, starts a negative pressure pump, which generates negative pressure inside the dust suction pipe, increases the dust suction range of the dust suction pipe through the dust collecting hood, absorbs the dust generated inside the box, and then discharges the dust to the inside of the storage box through the dust outlet pipe, and collects the dust through the storage box, so as to facilitate the subsequent unified cleaning of the dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0025] Figure 4 This is a schematic diagram of the connection structure of the fixed plate of the utility model;

[0026] Figure 5 For this utility model Figure 2 Schematic diagram of the enlarged structure of part A in the middle.

[0027] Description of main symbols:

[0028] 1. Box body; 2. Box door; 3. Upper hopper; 4. Fixed plate; 5. Spring; 6. Screen; 7. Cleaning mechanism; 701. Motor; 702. Mounting seat; 703. Transmission rod; 704. Cleaning brush; 8. Dust suction mechanism; 801. Negative pressure pump; 802. Dust suction pipe; 803. Dust hood; 804. Dust outlet pipe; 805. Storage box; 806. Fixed seat; 9. Vibration motor; 10. Collection box; 11. Support column; 12. Mounting slot. DETAILED DESCRIPTION

[0029] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment. Example 1

[0030] Please combine Figure 1-5 A PVC granular material filtering device of this embodiment comprises a box body 1, a box door 2 is hinged at the front end of the box body 1, an upper hopper 3 is connected to the top of the box body 1, a mounting groove 12 is opened on the inner wall of the box body 1, a spring 5 is fixedly connected to the inner wall of the mounting groove 12, a fixing plate 4 is arranged inside the box body 1, a screen 6 is fixedly connected to the inner wall of the fixing plate 4, a vibration motor 9 is fixedly connected to the bottom of the fixing plate 4, a cleaning mechanism 7 is arranged inside the box body 1, and a dust collecting mechanism 8 is arranged at the right end of the box body 1;

[0031] The cleaning mechanism 7 includes a motor 701, a mounting base 702 is fixedly connected to the top of the motor 701, a transmission rod 703 is fixedly connected to the output end of the motor 701, a cleaning brush 704 is fixedly connected to the surface of the transmission rod 703, the inside of the screen 6 is added through the upper hopper 3, and then the vibration motor 9 is started, the vibration motor 9 drives the fixed plate 4 to vibrate, and the fixed plate 4 is made to rock back and forth through the spring 5 to screen the PVC particles, and the motor 701 is started, the motor 701 drives the transmission rod 703 to rotate, thereby driving the cleaning brush 704 to rotate, and the cleaning brush 704 rotates in a circle along the screen 6 to clean the inner wall and surface of the screen 6 to avoid clogging of the screen 6 and affecting the subsequent filtering effect of the PVC particles, so as to facilitate the quick cleaning of the screen 6 and improve the convenience during use.

[0032] The top of the mounting seat 702 is fixedly connected to the bottom of the screen 6, the surface of the transmission rod 703 is rotatably connected to the inner wall of the mounting seat 702, one end of the transmission rod 703 passes through the screen 6, and the lower surface of the cleaning brush 704 contacts the inner wall of the screen 6.

[0033] There are six springs 5 ​​, and ends of the six springs 5 ​​that are close to each other are fixedly connected to two ends of the fixing plate 4 .

[0034] A collecting box 10 is disposed inside the box body 1 , the lower surface of the collecting box 10 is in contact with the inner bottom wall of the box body 1 , and a supporting column 11 is fixedly connected to the bottom of the box body 1 .

[0035] The dust suction mechanism 8 includes a negative pressure pump 801, the top of the negative pressure pump 801 is connected to a dust suction pipe 802, one end of the dust suction pipe 802 is fixedly connected to a dust collecting hood 803, the bottom of the negative pressure pump 801 is connected to a dust outlet pipe 804, and the lower end of the dust outlet pipe 804 is provided with a storage box 805. The bottom of the negative pressure pump 801 is fixedly connected to a fixing seat 806. By starting the negative pressure pump 801, the negative pressure pump 801 generates negative pressure inside the dust suction pipe 802, increases the dust suction range of the dust suction pipe 802 through the dust collecting hood 803, and absorbs the dust generated inside the box body 1, and then discharges the dust to the inside of the storage box 805 through the dust outlet pipe 804, and collects the dust through the storage box 805, so as to facilitate the subsequent unified cleaning of the dust.

[0036] One end of the dust suction pipe 802 extends to the interior of the box body 1 , and the dust collecting cover 803 is located at the upper end of the screen 6 .

[0037] One end of the dust outlet pipe 804 extends to the interior of the storage box 805 , and the left end of the fixing seat 806 is fixedly connected to the right end of the box body 1 .

[0038] The implementation principle of a PVC pellet filtering device in the embodiment of the present application is as follows: when in use, PVC pellets are added to the interior of the screen 6 through the upper hopper 3, and then the vibration motor 9 is started, the vibration motor 9 drives the fixed plate 4 to vibrate, and the fixed plate 4 is shaken back and forth by the spring 5 to screen the PVC pellets, and the negative pressure pump 801 is started, and the negative pressure pump 801 generates negative pressure inside the dust suction pipe 802, and the dust collection range of the dust suction pipe 802 is increased through the dust collecting hood 803, and the dust generated inside the box 1 is adsorbed, and then The dust is discharged to the interior of the storage box 805 through the dust outlet pipe 804 and collected through the storage box 805, so as to facilitate the subsequent unified cleaning of the dust. When the screen 6 needs to be cleaned, the motor 701 is started, and the motor 701 drives the transmission rod 703 to rotate, thereby driving the cleaning brush 704 to rotate. The cleaning brush 704 rotates in a circle along the screen 6 to clean the inner wall and surface of the screen 6, so as to avoid clogging of the screen 6 and affecting the subsequent filtering effect of the PVC pellets, so as to facilitate the quick cleaning of the screen 6 and improve the convenience during use.

[0039] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A PVC pellet filtering device, characterized in that: The invention comprises a box body (1), the front end of the box body (1) is hingedly connected with a box door (2), the top of the box body (1) is connected with an upper hopper (3), the inner wall of the box body (1) is provided with a mounting groove (12), the inner wall of the mounting groove (12) is fixedly connected with a spring (5), a fixing plate (4) is arranged inside the box body (1), a screen (6) is fixedly connected to the inner wall of the fixing plate (4), a vibration motor (9) is fixedly connected to the bottom of the fixing plate (4), a cleaning mechanism (7) is arranged inside the box body (1), and a dust suction mechanism (8) is arranged at the right end of the box body (1); The cleaning mechanism (7) comprises a motor (701), the top of the motor (701) is fixedly connected to a mounting seat (702), the output end of the motor (701) is fixedly connected to a transmission rod (703), and the surface of the transmission rod (703) is fixedly connected to a cleaning brush (704).

2. A PVC granular material filtering device as claimed in claim 1, characterized in that: The top of the mounting seat (702) is fixedly connected to the bottom of the screen (6), the surface of the transmission rod (703) is rotatably connected to the inner wall of the mounting seat (702), one end of the transmission rod (703) passes through the screen (6), and the lower surface of the cleaning brush (704) is in contact with the inner wall of the screen (6).

3. A PVC granular material filtering device as claimed in claim 1, characterized in that: The number of the springs (5) is six, and ends of the six springs (5) that are close to each other are fixedly connected to two ends of the fixing plate (4).

4. A PVC granular material filtering device as claimed in claim 1, characterized in that: A collection box (10) is arranged inside the box body (1), the lower surface of the collection box (10) is in contact with the inner bottom wall of the box body (1), and a support column (11) is fixedly connected to the bottom of the box body (1).

5. A PVC granular material filtering device as claimed in claim 1, characterized in that: The dust suction mechanism (8) comprises a negative pressure pump (801); the top of the negative pressure pump (801) is connected to a dust suction pipe (802); one end of the dust suction pipe (802) is fixedly connected to a dust collecting hood (803); the bottom of the negative pressure pump (801) is connected to a dust outlet pipe (804); a storage box (805) is provided at the lower end of the dust outlet pipe (804); and the bottom of the negative pressure pump (801) is fixedly connected to a fixing seat (806).

6. A PVC granular material filtering device as claimed in claim 5, characterized in that: One end of the dust suction pipe (802) extends to the interior of the box body (1), and the dust collecting hood (803) is located at the upper end of the screen (6).

7. A PVC granular material filtering device as claimed in claim 5, characterized in that: One end of the dust outlet pipe (804) extends to the interior of the storage box (805), and the left end of the fixing seat (806) is fixedly connected to the right end of the box body (1).

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