Filter press for preparing chemical raw materials

Abstract

The utility model discloses a filter press for preparing chemical raw materials. The filter press comprises a rack, a thrust plate is fixedly arranged on the rack; a plurality of filter plates are arranged on one side of the thrust plate on the rack in a sliding manner; a pressing plate is arranged on one side, far away from the thrust plate, of the filter plates on the rack in a sliding manner; a hydraulic cylinder is fixedly arranged on the side, close to the pressing plate, of the rack. A cylinder head of the hydraulic cylinder is connected with the pressing plate; the rack is provided with a liquid inlet pipeline in the middle of the thrust plate; liquid outlet pipelines are arranged at four corners of the thrust plate on the rack; filter residue boxes are arranged on the lower side of the rack opposite to the filter plates; cleaning frames are connected to two sides of the rack towards the upper part of the rack; a lifting frame is slidably arranged on the cleaning frame; threaded rods are rotationally arranged on the two sides of the cleaning frame and close to the lifting frame. The threaded rod is in threaded connection with the lifting frame; a motor is arranged on the upper side of the cleaning frame opposite to the threaded rod to drive the threaded rod to rotate; a cleaning pipeline is arranged on the lifting frame; the cleaning pipeline is provided with strip-shaped spraying heads extending downwards on the two sides of the lifting frame.

Description

TECHNICAL FIELD

[0001] The utility model belongs to filter press field especially relates to a filter press for chemical raw material preparation. BACKGROUND

[0002] Filter press is a kind of mechanical equipment using external pressure to make solid particles and liquid in suspension solution separate, is often used in chemical industry to remove impurities and suspended solids in chemical raw materials, recycle liquid solvent in chemical raw materials, treat wastewater generated in chemical production etc., frame filter press is a kind of filter press commonly used at present, after solid-liquid separation of the solution to be treated by pressure, filter residue adhered to filter plate is usually manually scraped off by shovel by staff, to avoid the influence of next filtration effect, filter residue on filter plate is washed after being scraped off by using clean water or washing liquid, ensure that filter plate is clean and no filter residue is left, this operation process is usually manually operated by staff, and the cleaning efficiency is low and time-consuming and laborious, which affects the subsequent filtration work. SUMMARY

[0003] The utility model aims at providing a kind of filter press for chemical raw material preparation to solve the technical problem that after solid-liquid separation of the solution to be treated by pressure, filter residue adhered to filter plate is usually manually scraped off by shovel by staff, to avoid the influence of next filtration effect, filter residue on filter plate is washed after being scraped off by using clean water or washing liquid, ensure that filter plate is clean and no filter residue is left, this operation process is usually manually operated by staff, and the cleaning efficiency is low and time-consuming and laborious, which affects the subsequent filtration work.

[0004] To achieve the above-mentioned purpose, the specific technical scheme of the utility model of a kind of filter press for chemical raw material preparation is as follows:

[0005] A kind of filter press for chemical raw material preparation, including rack;Thrust plate is fixedly arranged on the rack;Multiple filter plates are slidably arranged on the rack at the side of the thrust plate;Compression plate is slidably arranged on the rack at the side of the multiple filter plates away from the thrust plate;Hydraulic cylinder is fixedly arranged on the side of the rack close to the compression plate;The cylinder head of hydraulic cylinder is connected with the compression plate;Liquid inlet pipe is arranged in the middle of the thrust plate of the rack;Liquid outlet pipe is arranged at the position of the four corners of the thrust plate of the rack;Filter residue box is arranged at the position of the multiple filter plates on the lower side of the rack;Washing frame is connected and arranged on the upper part of the rack on the both sides of the rack;Lifting frame is slidably arranged on the washing frame;Threaded rod is rotatably arranged at the position close to lifting frame on the both sides of the washing frame;Threaded connection is adopted between threaded rod and lifting frame;Motor-driven threaded rod rotation is arranged at the position opposite to threaded rod on the upper side of the washing frame;Washing pipe is arranged on the lifting frame;Strip-shaped shower head is downwardly extended and arranged on the both sides of the lifting frame.

[0006] Further, the strip-shaped shower head is arranged obliquely downward.

[0007] Further, the opposite rotating sides of the lifting frame are provided with connecting rods; the connecting rods are downwardly extended and provided with scrapers; the connecting rods are upwardly extended and provided with guide rods; the opposite sides of the cleaning frame are provided with guide grooves at the positions of the guide rods; the guide rods are slidingly arranged in the guide grooves.

[0008] Further, the guide grooves are arranged in a bending mode.

[0009] The filter press for preparing chemical raw materials has the following advantages: through cooperation of the cleaning frame, the lifting frame, the cleaning pipeline and the strip-shaped spray pipe, after the filter plate is used to filter the solution to be filtered and the filter residue adhered to the filter plate is removed, the filter plate is washed on both sides by using the strip-shaped spray head through water or cleaning liquid supplied by the cleaning pipeline, and the lifting frame and the cleaning pipeline and the strip-shaped spray head are moved by rotating the threaded rod driven by the motor, so that the filter plate is cleaned and washed on both sides, the residual filter residue on the filter plate is quickly and comprehensively cleaned, the cleaning efficiency and the cleaning effect are greatly improved compared with manual cleaning, the filter residue on the filter plate is reduced, the influence on subsequent filter pressing work is prevented, and harmful substance contact or accidental injury caused by the body being inserted into the filter plate for cleaning during manual operation is avoided; the connecting rod and the scraper are arranged on the lifting frame in a rotating mode, the connecting rod and the scraper are moved while the lifting frame and the cleaning frame are moved driven by the motor and the threaded rod, the guide rod slides in the guide groove, the guide groove arranged in a bending mode drives the guide rod to move when the scraper reaches the position of the filter plate, the connecting rod rotates on the lifting frame, the scraper is attached to the filter residue position of the filter plate, the lifting frame continues to descend, the filter residue on the filter plate is scraped and falls into the filter residue box by the scraper, the strip-shaped spray head is convenient for cleaning and washing the filter plate, manual operation for scraping the filter residue is not needed, the time for manual cleaning is reduced, the production efficiency is improved, the filter residue on the filter plate can be more uniformly scraped, the effect of subsequent cleaning and washing is enhanced, the scraper can gently, uniformly and gently scrape the filter residue on the filter plate, and the filter plate is prevented from being damaged due to improper force or improper tool use during manual cleaning of the filter plate by workers. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is a whole structure schematic view of the utility model;

[0011] Figure 2 It is a whole structure schematic view of the utility model; Figure 1 It is an enlarged schematic view of A area in the utility model;

[0012] Figure 3 It is a sectional structure schematic view of the utility model;

[0013] Figure 4 It is an enlarged schematic view of B area in the utility model; Figure 3

[0014] Figure 5 It is an enlarged schematic view of B area in the utility model;​Figure 3 Amplified schematic view of the central C region;

[0015] The figure mark description: 1, rack; 2, thrust plate; 3, filter plate; 4, compression plate; 5, hydraulic cylinder; 6, liquid inlet pipeline; 7, liquid outlet pipeline; 8, filter residue box; 9, cleaning frame; 10, lifting frame; 11, threaded rod; 12, motor; 13, cleaning pipeline; 14, strip spray head; 15, connecting rod; 16, scraper; 17, guide rod; 18, guide groove. DETAILED DESCRIPTION

[0016] In order to better understand the purpose, structure and function of the utility model, the utility model a kind of filter press for preparation of chemical raw materials is further described in detail below with the drawings.

[0017] As Figures 1-5 The utility model discloses a filter press for preparation of chemical raw materials, including rack 1;Rack 1 is fixedly arranged with thrust plate 2;Rack 1 is slidably arranged with a plurality of filter plates 3 on the side of thrust plate 2;Rack 1 is slidably arranged with compression plate 4 on the side of a plurality of filter plates 3 away from thrust plate 2;Rack 1 is fixedly arranged with hydraulic cylinder 5 on the side close to compression plate 4;The cylinder head of hydraulic cylinder 5 is connected with compression plate 4;Rack 1 is provided with liquid inlet pipeline 6 in the middle of thrust plate 2;Rack 1 is provided with liquid outlet pipeline 7 at the position of four corners of thrust plate 2;Rack 1 is provided with filter residue box 8 on the side of a plurality of filter plates 3;Rack 1 is provided with cleaning frame 9 on the side of a plurality of filter plates 3;Cleaning frame 9 is slidably arranged with lifting frame 10;Cleaning frame 9 is rotatably arranged with threaded rod 11 on the side close to lifting frame 10;Threaded rod 11 and lifting frame 10 are connected by screw thread;Rack 1 is provided with motor 12 on the side of a plurality of filter plates 3;Motor 12 drives threaded rod 11 to rotate;Lifting frame 10 is provided with cleaning pipeline 13;Cleaning pipeline 13 is provided with strip spray head 14 on the side of a plurality of filter plates 3.

[0018] Combined Figures 1-5As shown, in use, the liquid inlet pipe 6 provided by the support thrust plate 2 is used to pass the solution to be treated into the plurality of filter plates 3, then the hydraulic cylinder 5 is started, the cylinder head of the hydraulic cylinder 5 pushes the pressing plate 4 to extrude the filter plate 3, the filtered liquid flows out through the liquid outlet pipe 7, after the extrusion is completed, the cylinder head of the hydraulic cylinder 5 is withdrawn, the pressing plate 4 is pulled away, then the filter plate 3 is pulled out to the position opposite to the cleaning frame 9 in sequence, the filter residue adhered to the filter plate 3 is scraped off and falls into the filter residue box 8, water or cleaning liquid is supplied through the cleaning pipe 13 and the strip-shaped spray head 14 is used to flush the two sides of the filter plate 3, at the same time, the motor 12 drives the threaded rod 11 to rotate, drives the lifting frame 10 and the cleaning pipe 13 and the strip-shaped spray head 14 to move, and cleans and flushes the filter plate 3 on the two sides, quickly and comprehensively cleans the residual filter residue on the filter plate 3, compared with manual cleaning, greatly improves the cleaning efficiency and cleaning effect, reduces the filter residue on the filter plate 3, prevents the impact on the subsequent filter pressing work, and effectively avoids the contact with harmful substances or the accidental injury caused by the need to stretch the body into the filter plate 3 for cleaning during manual operation.

[0019] The strip-shaped spray head 14 is inclined downward, the strip-shaped spray head 14 inclinedly arranged on the two sides of the filter plate 3 is used to flush the filter residue on the filter plate 3, the water flow can more effectively cover the surface of the filter plate 3 during the flushing process, reduces the invalid flushing area, at the same time, the downward inclined strip-shaped spray head 14 can generate a certain downward impact force on the filter residue on the filter plate 3, which is helpful to more effectively flush the impurities and dirt on the filter plate 3, and increases the flushing and cleaning effect.

[0020] The lifting frame 10 is rotatably provided with a connecting rod 15 on the two opposite sides; the connecting rod 15 downwardly extends and is provided with a scraper 16; the connecting rod 15 upwardly extends and is provided with a guide rod 17; the cleaning frame 9 is provided with a guide groove 18 on the two opposite sides of the guide rod 17; the guide rod 17 is slidably arranged in the guide groove 18, the guide groove 18 is bently arranged, the connecting rod 15 and the scraper 16 are rotatably arranged on the lifting frame 10, the connecting rod 15 and the scraper 16 are driven to move at the same time as the lifting frame 10 and the cleaning frame 9 move upwardly and downwardly under the drive of the motor 12 and the threaded rod 11, the guide rod 17 slides in the guide groove 18, when the scraper 16 reaches the position of the filter plate 3, the bently arranged guide groove 18 drives the guide rod 17 to move, drives the connecting rod 15 to rotate on the lifting frame 10, so that the scraper 16 is attached to the filter residue position of the filter plate 3, then the lifting frame 10 continues to descend, the filter residue on the filter plate 3 is scraped off by the scraper 16 and falls into the filter residue box 8, which is convenient for the cleaning and flushing of the filter plate 3 by the strip-shaped spray head 14, does not need manual operation to scrape the filter residue, reduces the time for manual cleaning and improves the production efficiency, can more evenly scrape off the filter residue on the filter plate 3, enhances the subsequent flushing and cleaning effect, and the scraper 16 can gently, evenly and gently scrape off the filter residue on the filter plate 3, avoids the damage to the filter plate 3 due to improper force or improper tool use when the worker manually cleans the filter plate 3.

[0021] It can be understood that the utility model is described through some embodiments, and the person skilled in the art knows that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

Claims

1. A filter press for preparing chemical raw materials, characterized in that, The utility model provides a filter press, including frame (1), fixedly arranged with thrust plate (2) on frame (1), a plurality of filter plates (3) are arranged on frame (1) and slide to thrust plate (2) one side, compacting plate (4) is arranged on frame (1) and slide to a plurality of filter plates (3) far from thrust plate (2) one side, fixedly arranged with hydraulic cylinder (5) on frame (1) and close compacting plate (4) one side, the cylinder head of hydraulic cylinder (5) is connected with compacting plate (4), the middle part of frame (1) is provided with liquid inlet pipeline (6) in thrust plate (2), frame (1) is provided with liquid outlet pipeline (7) in thrust plate (2) four corners position, frame (1) is provided with filter residue box (8) in the position of a plurality of filter plates (3) on the side, the upper portion of frame (1) is connected with the cleaning frame (9) on both sides to frame (1), the cleaning frame (9) is provided with lifting frame (10) and slides on, the screw rod (11) is rotatably arranged in the position of cleaning frame (9) both sides close lifting frame (10), and screw rod (11) is connected with lifting frame (10) by screw thread, the upper side of cleaning frame (9) is provided with motor (12) and drives screw rod (11) rotation in the position of screw rod (11), and lifting frame (10) is provided with cleaning pipeline (13), and cleaning pipeline (13) is provided with strip shower head (14) and extends downward in the both sides of lifting frame (10).

2. The filter press for the preparation of a chemical raw material according to claim 1, characterized in that, The strip shower head (14) is arranged obliquely downward.

3. The filter press for the preparation of a chemical raw material according to claim 1, characterized in that, The both sides of lifting frame (10) are rotatably provided with connecting rod (15), and connecting rod (15) is provided with scraper (16) and extends downward, and connecting rod (15) is provided with guide rod (17) and extends upward, and the both sides of cleaning frame (9) are provided with guide slot (18) in the position of guide rod (17), and guide rod (17) is slidably arranged in guide slot (18).

4. The filter press for the preparation of a chemical raw material according to claim 3, characterized in that, The guide slot (18) is arranged in a bent manner.

Images