Regenerated plastic impurity treatment filtering screen exchanger

Abstract

The utility model discloses a regenerated plastic impurity treatment filtering screen exchanger which comprises a screen exchanger body, a filter element is arranged in the screen exchanger body, and the regenerated plastic impurity treatment filtering screen exchanger further comprises a first fixing frame. The first motor is fixedly installed on one side of the first fixing frame in the length direction. According to the scheme, the second motor drives the connecting base to rotate, so that the first fixing frame connected with the connecting base can horizontally rotate by 90 degrees, the first fixing frame is flush with the filter element, and at the moment, the two electric push rods located at the top and the bottom of the movable column simultaneously contract to drive the two contact semi-rings to move in the opposite directions; the filter screen exchanger is simple in structure and tightly attached to the surface of the filter element, then a screw rod is driven by a first motor to rotate, so that a movable column can directionally and horizontally move to drive a contact semi-ring to move along the surface of the filter element so as to scrape away adhered impurities, the impurities on the surface of the filter element can be conveniently and rapidly removed, the filter screen replacing efficiency is improved, and the practicability of the filter screen exchanger is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screen changers, and more specifically to a recycled plastic impurity treatment filtering screen changer. Background Art

[0002] In the process of processing recycled plastics, a screen changer is usually used to remove impurities contained in the plastic melting process. However, it still has some disadvantages in actual use, such as: during the use of existing screen changers, it is usually necessary to regularly replace the filter screen arranged inside, and the impurities contained in the plastic melting process will adhere to the surface of the filter screen, so the impurities need to be scraped off before the filter screen can be replaced, but the impurities are generally gel-like and have a certain viscosity, so it is inconvenient to scrape them off, which will affect the efficiency of replacing the screen changer filter to a certain extent, thereby reducing the practicality of the screen changer. Utility Model Content

[0003] In order to overcome the above-mentioned defects of the prior art, an embodiment of the utility model provides a recycled plastic impurity processing filter screen changer to solve the problem in the prior art that colloidal impurities adhere to the filter screen surface and are difficult to remove, affecting the replacement of the filter screen of the screen changer.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a recycled plastic impurity treatment filter screen changer, comprising a screen changer body, a filter element is arranged inside the screen changer body, and the recycled plastic impurity treatment filter screen changer also includes

[0005] Fixed frame 1;

[0006] Motor 1, wherein the motor 1 is fixedly mounted on one side of the fixing frame 1 in the length direction, and a driving shaft of the motor 1 is fixedly connected with a screw rod;

[0007] A movable column, wherein the movable column is threadedly connected to the surface of the screw rod, and one side of the movable column in the length direction is in contact with the inner wall of the fixed frame 1;

[0008] An electric push rod, the electric push rod is relatively arranged on the top surface and the bottom surface of the moving column away from the fixed frame;

[0009] A connecting plate is fixedly connected to one end of the electric push rod, one side of the connecting plate in the length direction is fixedly connected to a clamping block, and the connecting plate is detachably mounted with a contact half ring through the clamping block.

[0010] It also includes a mounting frame, a second motor, and a connecting seat. The second motor is arranged on the top of the mounting frame, and the driving shaft of the second motor is fixedly connected to the top surface of the connecting seat. One side of the connecting seat is fixedly connected to the side of the first fixing frame opposite to the first motor in the length direction, and the side surface of the mounting frame is slidably connected to the surface of the screen changer body.

[0011] Among them, it also includes a lifting component, which is arranged on one side of the screen changer body.

[0012] Among them, the lifting assembly includes a fixed frame 2, a rack, a motor 3, a gear, and a limit block. The fixed frame 2 is fixedly connected to one side of the screen changer body, the rack is arranged on the surface of the fixed frame 2, the motor 3 is fixedly installed on the side of the mounting frame relative to the fixed frame 1 in the length direction, the driving shaft of the motor 3 is fixedly connected to the surface of the gear, the limit block is rotatably installed on the surface of the driving shaft of the motor 3, the surface of the limit block is slidably connected to the inner wall of the fixed frame 2, and the outer edge of the gear is meshed with the outer edge of the rack.

[0013] The beneficial effects of the above technical solution of the utility model are as follows:

[0014] In the above scheme, the connecting seat is driven to rotate by the second motor, so that the fixing frame connected to the connecting seat can be horizontally rotated 90 degrees, so that the fixing frame is kept flush with the filter element. At this time, the two electric push rods located at the top and bottom of the moving column are simultaneously contracted and driven to drive the two contact half rings to move toward each other and closely adhere to the surface of the filter element. Thereafter, the screw is driven to rotate by the first motor, so that the moving column can be directed horizontally moved to drive the contact half ring to move along the surface of the filter element to scrape off the adhered impurities, thereby conveniently and quickly removing the impurities on the surface of the filter element, accelerating the efficiency of filter screen replacement, and improving the practicality of the screen changer.

[0015] The motor drives the gear to rotate so that the gear can mesh with the rack, so that the contact half ring can move vertically to the position of the filter element where the filter needs to be replaced. The position of the contact half ring can be adjusted according to actual usage requirements so that it can scrape off impurities attached to the surfaces of the two filter elements respectively, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a three-dimensional assembly diagram of the overall device of the utility model;

[0018] Figure 3 This is a schematic diagram of the lifting component structure of the utility model.

[0019] [reference numerals]

[0020] 1. Screen changer body; 2. Filter element; 3. Fixed frame 1; 4. Motor 1; 5. Screw; 6. Moving column; 7. Electric push rod; 8. Connecting plate; 9. Snap-in block; 10. Contact half ring; 11. Mounting frame; 12. Motor 2; 13. Connecting seat; 14. Lifting assembly; 141. Fixed frame 2; 142. Rack; 143. Motor 3; 145. Gear; 146. Limit block. DETAILED DESCRIPTION

[0021] In order to make the technical problems to be solved, technical solutions and advantages of the present invention more clear, a detailed description will be given below in conjunction with the accompanying drawings and specific embodiments.

[0022] As attached Figure 1 To Attachment Figure 3 The embodiment of the utility model provides a recycled plastic impurity treatment filter screen changer, comprising a screen changer body 1, a filter element 2 is arranged inside the screen changer body 1, and the recycled plastic impurity treatment filter screen changer also includes

[0023] Fixed frame 1 3;

[0024] Motor 1 4, motor 1 4 is fixedly mounted on one side of the fixed frame 1 3 in the length direction, and the driving shaft of motor 1 4 is fixedly connected with a screw 5;

[0025] A movable column 6, wherein the movable column 6 is threadedly connected to the surface of the screw rod 5, and one side of the movable column 6 in the length direction is in contact with the inner wall of the fixed frame 3;

[0026] The electric push rod 7 is relatively arranged on the top surface and the bottom surface of the moving column 6 away from the end of the fixed frame 3;

[0027] A connecting plate 8 is fixedly connected to one end of the electric push rod 7. A clamping block 9 is fixedly connected to one side of the connecting plate 8 in the length direction. The connecting plate 8 is detachably mounted with a contact half ring 10 through the clamping block 9. The surface of the clamping block 9 is a rough surface structure, and a clamping groove matched with the clamping block 9 is provided on one side of the contact half ring 10. The friction between the clamping block 9 and the clamping groove enables the contact half ring 10 to be connected to the connecting plate 8, thereby facilitating the subsequent disassembly of the contact half ring 10 for cleaning or replacement.

[0028] It also includes a mounting frame 11, a motor 12, and a connecting seat 13. The motor 12 is arranged on the top of the mounting frame 11, and the driving shaft of the motor 12 is fixedly connected to the top surface of the connecting seat 13. One side of the connecting seat 13 is fixedly connected to the side of the fixing frame 3 opposite to the motor 4 in the length direction. The side surface of the mounting frame 11 is slidably connected to the surface of the screen changer body 1.

[0029] The device further comprises a lifting assembly 14 , which is arranged on one side of the screen changer body 1 .

[0030] Among them, the lifting component 14 includes a fixed frame 141, a rack 142, a motor 143, a gear 145, and a limit block 146. The fixed frame 141 is fixedly connected to one side of the screen changer body 1, the rack 142 is arranged on the surface of the fixed frame 141, the motor 143 is fixedly installed on the side of the mounting frame 11 relative to the fixed frame 13 in the length direction, the driving shaft of the motor 143 is fixedly connected to the surface of the gear 145, the limit block 146 is rotatably installed on the surface of the driving shaft of the motor 143, the surface of the limit block 146 is slidably connected to the inner wall of the fixed frame 141, the outer edge of the gear 145 is meshed with the outer edge of the rack 142, and the limit block 146 is arranged to cooperate with the mounting frame 11 to achieve a limiting effect, so that when the motor 143 drives the gear 145 to rotate, the mounting frame 11 can move vertically to realize the lifting function.

[0031] The working process of the utility model is as follows: when the filter needs to be replaced, a filter element 2 is pushed out by the hydraulic cylinder arranged in the screen changer body 1, and then the motor 2 12 drives the connecting seat 13 to rotate, so that the fixing frame 3 connected to the connecting seat 13 can be rotated horizontally by 90 degrees, so that the fixing frame 3 and the filter element 2 are kept flush, at this time, the two electric push rods 7 located at the top and bottom of the moving column 6 are simultaneously contracted and driven to drive the two contact half rings 10 to move toward each other and close to the surface of the filter element 2, and then the motor 4 drives the screw 5 to rotate, so that the moving column 6 can be directional horizontally moved to drive the contact half ring 10 to move along the surface of the filter element 2 to scrape off the adhered impurities. After the impurities are scraped off, the filter can be replaced, and the filter element 2 is reset to the screen changer body 1 to complete the replacement of the filter.

[0032] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0033] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0034] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A filter screen changer for treating impurities in recycled plastics, comprising a screen changer body (1), wherein a filter element (2) is arranged inside the screen changer body (1), characterized in that: The recycled plastic impurity processing filter screen changer also includes Fixed frame one (3); A motor (4), wherein the motor (4) is fixedly mounted on one side of the fixed frame (3) in the length direction, and a drive shaft of the motor (4) is fixedly connected to a screw (5); A movable column (6), wherein the movable column (6) is threadedly connected to the surface of the screw rod (5), and one side of the movable column (6) in the length direction is in contact with the inner wall of the fixed frame (3); An electric push rod (7), the electric push rod (7) being relatively arranged on the top surface and the bottom surface of the moving column (6) at one end away from the fixed frame (3); A connecting plate (8) is fixedly connected to one end of the electric push rod (7), a clamping block (9) is fixedly connected to one side of the connecting plate (8) in the length direction, and a contact half ring (10) is detachably mounted on the connecting plate (8) via the clamping block (9).

2. The recycled plastic impurity treatment filter screen changer according to claim 1, characterized in that: It also comprises a mounting frame (11), a second motor (12), and a connecting seat (13), wherein the second motor (12) is arranged on the top of the mounting frame (11), a driving shaft of the second motor (12) is fixedly connected to the top surface of the connecting seat (13), one side of the connecting seat (13) is fixedly connected to a side of the first fixing frame (3) opposite to the first motor (4) in the length direction, and the side surface of the mounting frame (11) is slidably connected to the surface of the screen changer body (1).

3. The recycled plastic impurity treatment filter screen changer according to claim 1, characterized in that: It also comprises a lifting assembly (14), wherein the lifting assembly (14) is arranged on one side of the screen changer body (1).

4. The recycled plastic impurity treatment filter screen changer according to claim 3, characterized in that: The lifting assembly (14) includes a second fixing frame (141), a rack (142), a third motor (143), a gear (145), and a limit block (146). The second fixing frame (141) is fixedly connected to one side of the screen changer body (1), the rack (142) is arranged on the surface of the second fixing frame (141), the third motor (143) is fixedly installed on the side of the mounting frame (11) relative to the first fixing frame (3) in the length direction, the driving shaft of the third motor (143) is fixedly connected to the surface of the gear (145), the limit block (146) is rotatably installed on the surface of the driving shaft of the third motor (143), the surface of the limit block (146) is slidably connected to the inner wall of the second fixing frame (141), and the outer edge of the gear (145) is meshed with the outer edge of the rack (142).

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