Screen exchanger convenient to clean

Abstract

The utility model provides a screen changer convenient to clean, which belongs to the technical field of screen changers and comprises a screen changing plate arranged in a screen changer main body, a hydraulic base horizontally arranged at the tail end of the screen changer main body, a hydraulic cylinder arranged on the hydraulic base and a cleaning bin arranged at each of the front end and the rear end of a shell of the screen changer main body. A high-pressure spray pipe is arranged in the cleaning bin, an injection unit is arranged at the tail end of the high-pressure spray pipe in a communicated mode, a brush plate is arranged on the rear portion of the cleaning bin, a plurality of brush heads are arranged on the side, close to the screen replacing plate, of the brush plate, and a rotating motor is arranged on the rear portion of the brush plate. The brush head is in contact with the filtering opening, the brush plate is in contact with the surface of the screen plate, then the rotating motor is started to enable the brush plate and the brush head to rotate to clean the old screen plate, finally, the old screen plate is brushed through cooperation of the brush plate, the brush head and the high-pressure spraying pipe, then the repeated utilization rate of the old screen plate is increased, and unnecessary waste is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a screen changer technical field, concretely relates to a screen changer convenient to clean. BACKGROUND

[0002] The screen changer filters the impurities in the melt through the screen plate, and when the pressure on one side of the screen plate reaches a certain value or after a period of time, the screen changer automatically switches to another clean screen plate, thereby ensuring the continuous production process and avoiding the adverse effects of impurities on product quality. The screen changer is widely used in the production of plastic products such as plastic film, pipe, plate, and wire drawing, as well as in the extrusion processing of rubber products.

[0003] In related technologies, the screen changer is mainly driven by hydraulic pressure, and the hydraulic rod on the hydraulic cylinder drives the screen changer to move, thereby replacing the standby screen plate of the screen changer to the filter port, thereby realizing the screen changing operation.

[0004] The existing screen changer screen plate accumulates a lot of debris after work, making it impossible for the screen plate to perform normal filtering operations. The screen changer needs to be replaced using a hydraulic cylinder, but the screen plate covered with impurities can only be replaced, resulting in low utilization of the screen plate and unnecessary waste. To solve the above problems, a screen changer convenient to clean is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model provides a screen changer convenient to clean, the old screen plate is washed through the high pressure spray pipe by the booster pump, the electric telescopic rod is started synchronously to make the brush plate and brush head move, the brush head contacts the filter port, the brush plate contacts the surface of the screen plate, the brush plate and brush head are rotated to clean the old screen plate through the starting of the rotary motor, and finally the old screen plate is cleaned through the cooperation of the brush plate, brush head and high pressure spray pipe, thereby providing the reuse rate of the old screen plate and reducing unnecessary waste.

[0006] To solve the above technical problems, the utility model provides a screen changer convenient to clean, which comprises a screen changer plate arranged in a screen changer body, a hydraulic base horizontally arranged at the end of the screen changer body, a hydraulic cylinder arranged on the hydraulic base, a cleaning bin arranged at the front and rear ends of the shell of the screen changer body, an opening arranged through the middle of the cleaning bin, the opening corresponding to the screen plate on the screen changer plate, a high pressure spray pipe arranged at the front of the cleaning bin, a jet unit communicated with the end of the high pressure spray pipe, a brush plate arranged at the rear of the cleaning bin, a plurality of brush heads arranged on the side of the brush plate close to the screen changer plate, an electric telescopic rod arranged at the rear of the brush plate, and a rotary motor arranged at the rear of the electric telescopic rod.

[0007] The bottom of the rotary motor is provided with a motor support for supporting the rotary motor, and the rotary end of the rotary motor is provided with a linkage plate for connecting the rotary motor with the electric telescopic rod.

[0008] The front end of the linkage plate is connected with the driving end of the electric telescopic rod, and the outer wall of the telescopic end of the electric telescopic rod is provided with a support ring for supporting the electric telescopic rod during rotation, relieving the stress of the rotary end of the rotary motor, and the inner ring of the support ring is consistent with the outer wall of the telescopic end of the electric telescopic rod.

[0009] The front end of the support ring is provided with a movable slot for adjusting the forward and backward movement of the brush plate, and the middle part of the movable slot is designed to be hollow.

[0010] A protection groove is arranged on the front side of the cleaning bin near the opening, which is used to prevent the water from the high-pressure spray pipe from splashing too widely, and the protection groove is in a cylindrical shape and corresponds to the water outlet end of the high-pressure spray pipe.

[0011] The water inlet end of the high-pressure spray pipe is provided with a communication joint for connecting the high-pressure spray pipe with the cleaning pipeline, and the outer wall of the communication joint is provided with a handle for the operator to hold and flush the screen plate.

[0012] The spray unit includes a cleaning pipeline connected with the water inlet end of the communication joint, a booster pump at the end of the cleaning pipeline, a cleaning water tank arranged at the end of the booster pump, and a cleaning water tank for storing cleaning liquid.

[0013] A connecting piece is arranged on one side of the cleaning bin close to the screen changer main body, which is used to connect the cleaning bin with the screen changer main body, and a sealing plate is arranged on one side of the cleaning bin close to the hydraulic base, which is used to seal the gap of the cleaning bin close to the hydraulic base.

[0014] Each cleaning bin is provided with a collecting groove at the bottom, which is used to collect the stains washed off the screen plate, and a drainage pipeline is arranged on one side of the bottom of the collecting groove, which is used to drain the stains in the collecting groove.

[0015] Compared with the prior art, the present application has at least one of the following beneficial technical effects:

[0016] 1. The high-pressure spray pipe flushes the old screen plate through the booster pump, the electric telescopic rod is started synchronously to move the brush plate and the brush head, the brush head contacts the filter port, the brush plate contacts the surface of the screen plate, the rotary motor is started to rotate the brush plate and the brush head to clean the old screen plate, and finally the brush plate, the brush head and the high-pressure spray pipe cooperate to clean and brush the old screen plate, thereby providing the reuse rate of the old screen plate and reducing unnecessary waste.

[0017] 2, linkage plate rotation and drive electric telescopic rod rotation, support ring for electric telescopic rod rotation, to provide support for its rotation, and then relieve the rotating shaft on the rotating motor stress, movable slot for brush plate in the adjustment can move forward and backward.

[0018] 3, the collection groove is used for collecting cleaning warehouse, through the brush plate and high pressure spray head cooperate after flushing the impurities of the screen plate, prevent the impurities splash influence working environment. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is the side view of the main body structure of the utility model;

[0020] Figure 2 is the side view of the assembly structure of the utility model;

[0021] Figure 3 is the utility model Figure 1 A partial enlarged view;

[0022] Figure 4 is the front view of the assembly structure of the utility model.

[0023] BRIEF DESCRIPTION OF DRAWINGS: 100, screen changer main body; 101, screen changer plate; 102, hydraulic base; 103, hydraulic cylinder; 200, cleaning warehouse; 201, opening; 202, brush plate; 203, brush head; 204, electric telescopic rod; 205, rotating motor; 206, motor support; 207, linkage plate; 208, support ring; 209, movable slot; 300, high pressure spray pipe; 301, jet machine group; 302, protection groove; 303, communication joint; 304, handle; 305, cleaning pipeline; 306, booster pump; 307, cleaning water tank; 400, connecting piece; 401, sealing plate; 402, collection groove; 403, drain pipeline. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantage of the embodiments of the utility model clearer, below will combine the drawings of the embodiments of the utility model Figures 1-4 The technical scheme of the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by those skilled in the art belong to the scope of protection of the utility model.

[0025] As Figures 1-4The embodiment provides a convenient-to-clean screen changer, which comprises a screen changing plate 101 arranged in a screen changer main body 100, a hydraulic base 102 horizontally arranged at the tail end of the screen changer main body 100, a hydraulic cylinder 103 arranged on the hydraulic base 102, and a cleaning bin 200 arranged at the front end and the rear end of the shell of the screen changer main body 100 respectively, the cleaning bin 200 is used for cleaning the old screen plate after replacement of the screen changing plate 101, an opening 201 is arranged through the middle of the cleaning bin 200, the opening 201 corresponds to the screen plate on the screen changing plate 101, a high-pressure spray pipe 300 is arranged at the front end of the cleaning bin 200, the high-pressure spray pipe 300 is used for spraying and brushing the old screen plate, a jet unit 301 is arranged at the tail end of the high-pressure spray pipe 300 in communication, the jet unit 301 is used for pressure regulating and cleaning liquid supply of the high-pressure spray pipe 300, a brush plate 202 is arranged at the rear end of the cleaning bin 200, the brush plate 202 is used for fixedly mounting brush heads 203, a plurality of brush heads 203 are arranged on the side of the brush plate 202 close to the screen changing plate 101, the brush heads 203 are used for cleaning the filter ports on the old screen plate and the surface of the old screen plate, a motorized telescopic rod 204 is arranged at the rear end of the brush plate 202 and is used for driving the brush plate 202 to move, and a rotating motor 205 is arranged at the rear end of the motorized telescopic rod 204 and is used for driving the motorized telescopic rod 204 and the brush plate 202 to rotate.

[0026] In use, after replacement of the standby screen plate, the old screen plate is arranged at the front end or the rear end of the screen changer, the cleaning bin 200 is arranged at the front end and the rear end of the screen changer, the old screen plate can be cleaned, and the operation mode of the old screen plate is consistent whether the old screen plate is arranged at the front end or the rear end of the screen changer, the booster pump 306 is started to supply the cleaning liquid in the cleaning water tank 307 to the high-pressure spray pipe 300 through the cleaning pipeline 305, the old screen plate is washed through the high-pressure spray pipe 300, the motorized telescopic rod 204 is started synchronously to drive the brush plate 202 and the brush heads 203 on the motorized telescopic rod 204 to move, so that the distance between the brush heads 203 and the old screen plate is adjusted, the rotating motor 205 is started again to drive the linkage plate 207 to rotate, so that the motorized telescopic rod 204 connected with the linkage plate 207 rotates, the support ring 208 is used to relieve the stress received by the rotating motor 205 when the motorized telescopic rod 204 rotates, and finally the old screen plate is cleaned and brushed through cooperation of the brush plate 202, the brush heads 203 and the high-pressure spray pipe 300, the impurities after cleaning and brushing fall into the collecting groove 402, and finally the impurities are discharged through the drain pipeline 403.

[0027] The embodiment provides a convenient-to-clean screen changer,

[0028] As Figure 1 , 2As shown: The bottom of the rotary motor 205 is provided with a motor bracket 206 for supporting and installing the rotary motor 205. The rotary motor 205 and the motor bracket 206 are fixed together with bolts. The motor bracket 206 can adopt a shock-absorbing structure. The rotating end of the rotary motor 205 is provided with a linkage plate 207 for connecting the rotary motor 205 and the electric telescopic rod 204. The linkage plate 207 and the rotating end of the rotary motor 205 are fixed together with bolts.

[0029] Its effect is as follows: the motor bracket 206 is used to support and install the rotary motor 205, and the linkage plate 207 is used to link the rotating end of the rotary motor 205 with the driving end of the electric telescopic rod 204, so that the rotary motor 205 drives the linkage plate 207 to rotate.

[0030] like Figure 1 , 2 As shown in Figure 3: The front end of the linkage plate 207 is connected to the drive end of the electric telescopic rod 204. The linkage plate 207 and the outer shell of the drive end of the electric telescopic rod 204 are fixed with bolts. A support ring 208 is provided on the outer wall of the telescopic end of the electric telescopic rod 204. The support ring 208 is circular and has a through slot inside. The slot is polished to reduce the wear of the outer shell of the electric telescopic rod 204. The support ring 208 is used to support the electric telescopic rod 204 when it rotates. The support ring 208 is used to relieve the stress on the rotating end of the rotary motor 205. The inner ring of the support ring 208 is consistent with the outer wall of the telescopic end of the electric telescopic rod 204. A movable groove 209 is provided at the front end of the support ring 208. The support ring 208 and the movable groove 209 can be welded and fixed. The movable groove 209 is used for the front and rear movement adjustment of the brush plate 202. The movable groove 209 has a hollow design in the middle. The front end of the movable groove 209 is sealed and connected or welded to the rear of the cleaning chamber 200.

[0031] Its effects are as follows: the linkage plate 207 rotates, thereby driving the electric telescopic rod 204 to rotate; the support ring 208 is used to provide support for the electric telescopic rod 204 when it rotates, thereby relieving the stress on the rotating shaft on the rotary motor 205; and the movable groove 209 is used to allow the brush plate 202 to move back and forth during adjustment.

[0032] like Figure 1 , 2As shown in Figure 4: A protective groove 302 is provided on the front of the cleaning chamber 200 near the opening 201. The cleaning chamber 200 can be welded to the protective groove 302. The protective groove 302 can adopt a design that is narrow on the outside and wide on the inside. The protective groove 302 is used to prevent the water splashing range of the high-pressure nozzle 300 from being too large. The protective groove 302 is cylindrical and corresponds to the water outlet end of the high-pressure nozzle 300. The water inlet end of the high-pressure nozzle 300 is provided with a connecting joint 303 for connecting the high-pressure nozzle 300 and the cleaning pipe 305. A nozzle can be added to the front end of the high-pressure nozzle 300. The connecting joint 303 can be a threaded joint. One end of the connecting joint 303 is threaded to the high-pressure nozzle 300, and the other end of the connecting joint 303 is threaded to the cleaning pipe 305. A handle 304 is provided on the outer wall of the connecting joint 303. The handle 304 can be heat-fused to the outer wall of the connecting joint 303 for easy gripping by the operator to rinse the screen.

[0033] Its effect is as follows: personnel hold the handle 304 to clean the pipe 305, and then clean the old mesh plate in the protective tank 302. The protective tank 302 is used to prevent the liquid sprayed by the high-pressure nozzle 300 from splashing.

[0034] like Figure 1 , 2 As shown in Figure 4: The jetting unit 301 includes a cleaning pipe 305 connected to the water inlet end of the connecting joint 303. The cleaning pipe 305 is used to clean the cleaning liquid in the fluid cleaning tank 307. A booster pump 306 is located at the end of the cleaning pipe 305. The booster pump 306 is sealed to the cleaning pipe 305. The booster pump 306 is used to regulate the head of the high-pressure nozzle 300 to spray the screen. The cleaning water tank 307 is located at the end of the booster pump 306. The cleaning water tank 307 is used to store the cleaning liquid. The outlet pipe of the cleaning water tank 307 can be connected to the booster pump 306 via a flange.

[0035] Its effect is as follows: the booster pump 306 is used to regulate the head of the high-pressure nozzle 300 to spray the screen, thereby drawing the cleaning fluid in the cleaning water tank 307 and supplying it to the high-pressure nozzle 300 to rinse the screen.

[0036] like Figure 1 , 2As shown in FIGS. 4, the cleaning bin 200 is provided with a connecting piece 400 on the side close to the screen changer main body 100, the cleaning bin 200 is welded in communication with the connecting piece 400, the connecting piece 400 is designed as a rectangular internal hollow, the hollow part is consistent in size with the discharging end of the screen plate 101, the connecting piece 400 is used to make the cleaning bin 200 in communication with the screen changer main body 100, the cleaning bin 200 is provided with a sealing plate 401 on the side close to the hydraulic base 102, the sealing plate 401 is fixed by bolt connection with the support plate on the hydraulic base 102, the connecting gap between the sealing plate 401 and the hydraulic base 102 can be coated with sealant, the sealing plate 401 is used to block the gap of the cleaning bin 200 on the side close to the hydraulic base 102, and the sealing plate 401 is used to block the gap between the hydraulic base 102 and the cleaning bin 200.

[0037] The effect is that the connecting piece 400 is used to make the screen changer in communication with the cleaning bin 200, and the sealing plate 401 is used to seal the gap between the cleaning bin 200 and the hydraulic base 102, so as to prevent the cleaning liquid from splashing on the hydraulic cylinder 103.

[0038] As shown in FIGS. 4, the cleaning bin 200 is provided with a connecting piece 400 on the side close to the screen changer main body 100, the cleaning bin 200 is welded in communication with the connecting piece 400, the connecting piece 400 is designed as a rectangular internal hollow, the hollow part is consistent in size with the discharging end of the screen plate 101, the connecting piece 400 is used to make the cleaning bin 200 in communication with the screen changer main body 100, the cleaning bin 200 is provided with a sealing plate 401 on the side close to the hydraulic base 102, the sealing plate 401 is fixed by bolt connection with the support plate on the hydraulic base 102, the connecting gap between the sealing plate 401 and the hydraulic base 102 can be coated with sealant, the sealing plate 401 is used to block the gap of the cleaning bin 200 on the side close to the hydraulic base 102, and the sealing plate 401 is used to block the gap between the hydraulic base 102 and the cleaning bin 200. Figure 1 , 2 As shown in FIGS. 4, each cleaning bin 200 is provided with a collecting groove 402 at the bottom, the collecting groove 402 is used to collect the stains washed down from the screen plate, the bottom of the cleaning bin 200 is welded in communication with the collecting groove 402, the inner wall of the cleaning bin 200 and the collecting groove 402 can be coated with anticorrosive paint to improve the service life, the collecting groove 402 is designed as a wide-top-narrow-bottom type, one drain pipe 403 is provided at one side of the bottom of the collecting groove 402, the collecting groove 402 is welded in communication with the drain pipe 403, a valve can be additionally provided at the water outlet end of the drain pipe 403, and the drain pipe 403 is used to drain the stains in the collecting groove 402.

[0039] The effect is that the collecting groove 402 is used to collect the impurities after the screen plate is washed by the cooperation of the brush plate 202 and the high-pressure spray head, so as to prevent the impurities from splashing and affecting the working environment.

[0040] Working principle: through the booster pump 306 to the cleaning water tank 307 in the cleaning liquid supply to the cleaning pipeline 305, and then through the cleaning pipeline 305 to the high pressure spray pipe 300, through the high pressure spray pipe 300 to the old screen plate flushing, synchronous start electric telescopic rod 204 make electric telescopic rod 204 on the brush plate 202 with brush head 203 movement, so as to adjust the distance between the brush head 203 and the old screen plate, make the brush head 203 and filter port contact, brush plate 202 and the surface of the screen plate contact, and then start the rotating motor 205 make rotating motor 205 drive linkage plate 207 rotation, in turn make the electric telescopic rod 204 connected with linkage plate 207 rotation, electric telescopic rod 204 rotation through the support ring 208 to alleviate the stress received by the rotating motor 205, finally through the brush plate 202, brush head 203 and high pressure spray pipe 300 cooperation realizes to the old screen plate cleaning.

[0041] In addition, it also needs to be explained that, in the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0042] The above is the preferred embodiment of the present application, it should be pointed out that, for those skilled in the art, without departing from the principle of the present application, a number of improvements and refinements can be made, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A screen changer convenient to clean, comprising a screen plate (101) arranged in a screen changer body (100), a hydraulic base (102) horizontally arranged at the end of the screen changer body (100), a hydraulic cylinder (103) arranged on the hydraulic base (102), characterized in that: The shell of the screen changer body (100) is provided with a cleaning bin (200) at the front and rear ends respectively, an opening (201) is provided in the middle of the cleaning bin (200), the opening (201) corresponds to the screen plate on the screen plate (101), a high-pressure spray pipe (300) is arranged at the front of the cleaning bin (200), a jet unit (301) is arranged at the end of the high-pressure spray pipe (300), a brush plate (202) is arranged at the rear of the cleaning bin (200), a plurality of brush heads (203) are arranged on the side of the brush plate (202) close to the screen plate (101), an electric telescopic rod (204) is arranged at the rear of the brush plate (202), and a rotary motor (205) is arranged at the rear of the electric telescopic rod (204).

2. A screen changer for easy cleaning according to claim 1, characterized in that: The bottom of the rotary motor (205) is provided with a motor support (206), and the rotary end of the rotary motor (205) is provided with a linkage plate (207).

3. A screen changer for easy cleaning according to claim 2, characterized in that: The front end of the linkage plate (207) is connected with the driving end of the electric telescopic rod (204), the outer wall of the telescopic end of the electric telescopic rod (204) is provided with a supporting ring (208), and the inner ring of the supporting ring (208) is consistent with the outer wall of the telescopic end of the electric telescopic rod (204).

4. A screen changer for easy cleaning according to claim 3, characterized in that: The front end of the supporting ring (208) is provided with a movable groove (209), the movable groove (209) is designed as hollow in the middle, and the front end of the movable groove (209) is sealingly connected with the rear of the cleaning bin (200).

5. A screen changer for easy cleaning according to claim 4, characterized in that: The front of the cleaning bin (200) is provided with a protection groove (302) close to the opening (201), the protection groove (302) is cylindrical, and the protection groove (302) corresponds to the water outlet end of the high-pressure spray pipe (300).

6. A screen changer for easy cleaning according to claim 5, characterized in that: The water inlet end of the high-pressure spray pipe (300) is provided with a communication joint (303), and the outer wall of the communication joint (303) is provided with a handle (304).

7. A screen changer for facilitating cleaning as claimed in claim 6, characterized in that: The jet unit (301) comprises a cleaning pipeline (305) connected with the water inlet end of the communication joint (303), a booster pump (306) at the end of the cleaning pipeline (305), and a cleaning water tank (307) arranged at the end of the booster pump (306).

8. A screen changer for easy cleaning according to claim 7, characterized in that: The side of the cleaning bin (200) close to the screen changer body (100) is provided with a connecting piece (400), and the side of the cleaning bin (200) close to the hydraulic base (102) is provided with a sealing plate (401).

9. A screen changer for facilitating cleaning as claimed in claim 8, characterized in that: A collecting groove (402) is arranged at the bottom of each cleaning bin (200), and a drain pipeline (403) is arranged at the bottom of each collecting groove (402).

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