Zinc sulfate heptahydrate precipitation filter-pressing equipment

Abstract

The utility model discloses zinc sulfate heptahydrate precipitation filter-pressing equipment which comprises a filter-pressing equipment body, the inner wall of the filter-pressing equipment body is connected with a pressing plate in a sliding mode, the pressing plate is conical, when a net plate is cleaned, a motor is started, an output shaft of the motor rotates to drive a two-way screw rod to rotate, and the two-way screw rod rotates to drive the two-way screw rod to rotate. The two-way screws rotate at the same time through a belt and a belt pulley, the two limiting bases move towards the sides away from each other, then the clamping blocks and the clamping grooves are separated, and when the limiting bases do not make contact with the mounting ring, the mounting ring can be taken out, and the screen plate can be cleaned; the screen plate enters the filter pressing equipment body through guiding of the positioning block and the positioning groove, when the positioning block moves to the inner wall of the top of the positioning groove, the clamping groove and the clamping block are located on the same straight line, the two-way screw is driven by the motor to rotate to drive the limiting base to move, the limiting base limits the mounting ring, mounting is completed, mounting and dismounting are convenient, and the practicability is high. The cleaning is convenient.

Description

Technical Field

[0001] The utility model relates to the field of zinc sulfate heptahydrate production, in particular to zinc sulfate heptahydrate precipitation filter pressing equipment. Background Art

[0002] Zinc sulfate heptahydrate is an inorganic compound, commonly known as zinc sulfate. It is a colorless orthorhombic prismatic crystal, a white crystalline powder, soluble in water and slightly soluble in ethanol. Zinc sulfate heptahydrate can be used as a mordant, wood preservative, bleaching agent in the papermaking industry, and is also used in medicine, artificial fibers, electrolysis, electroplating, pesticides, and the production of zinc salts.

[0003] The present application is an improvement on the prior art. In the prior art, the common filter press device for preparing zinc sulfate heptahydrate and removing impurities is not convenient for disassembling the filter plate, making it inconvenient to clean the filter plate. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a zinc sulfate heptahydrate precipitation filter press device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A zinc sulfate heptahydrate precipitation filter press comprises a filter press body, the inner wall of the filter press body is slidably connected with a pressure plate, and the pressure plate is conical in shape, the inner wall of the filter press body is provided with a plurality of equidistantly distributed feed troughs along its circumferential direction, a mounting frame is provided below the pressure plate, and the mounting frame is slidably connected to the inner wall of the filter press body, a mesh plate is fixedly connected to the inner wall of the mounting frame, a mounting ring is fixedly connected to the bottom of the mounting frame, symmetrically distributed card grooves are provided on both sides of the bottom of the mounting ring, the bottom of the filter press body is slidably connected with symmetrically distributed limit seats, and the limit seats abut against the bottom of the card grooves, and two groups of limit seats are fixedly connected to the sides close to each other with card blocks, and the card blocks are adapted to the card grooves.

[0007] As a further solution of the utility model: both sides of the filter press body are fixedly connected with symmetrically distributed support plates, a bidirectional screw is rotatably connected between the two support plates, and the outer wall of the bidirectional screw is threadedly connected to the limit seat.

[0008] As a further solution of the utility model: the outer wall of one end of the bidirectional screw extending out of the support plate is fixedly sleeved with a pulley, and the two groups of the pulleys are connected by a belt.

[0009] As a further solution of the utility model: a motor is provided below the filter press equipment body, the motor is fixedly connected to the support plate, and the output shaft of the motor is fixedly connected to the bidirectional screw.

[0010] As a further solution of the utility model: the bottom of the filter press equipment body is fixedly connected with a symmetrically distributed support plate, the inner wall of the filter press equipment body is provided with symmetrically distributed positioning grooves, the inner wall of the positioning groove is slidably connected with a positioning block, and the positioning block is fixedly connected to the mounting ring.

[0011] As a further solution of the utility model: a cylinder is fixedly connected to the top outer wall of the filter press equipment body, and a driving end of the cylinder is fixedly connected to a pressing plate.

[0012] The utility model has the following beneficial effects:

[0013] 1. In the utility model, during the filter pressing, the cylinder is started, and the driving end of the cylinder drives the pressing plate to move upward, and the zinc sulfate heptahydrate precipitate is put into the filter pressing equipment body. The zinc sulfate heptahydrate precipitate moves to the bottom of the pressing plate through the feeding trough and falls onto the mesh plate through the guidance of the pressing plate. After that, the driving end of the cylinder drives the pressing plate to move downward and filter the zinc sulfate heptahydrate precipitate, which is convenient for operation and improves the filter pressing efficiency;

[0014] 2. In the utility model, when the screen plate is to be cleaned, the motor is started, and the output shaft of the motor rotates to drive the bidirectional screw to rotate. The two bidirectional screws are rotated at the same time through the belt and the pulley, so that the two sets of limit seats move toward the side away from each other, thereby disengaging the clamping block and the clamping groove. When the limit seat is not in contact with the mounting ring, the mounting ring can be taken out and the screen plate can be cleaned. During installation, the screen plate is guided by the positioning block and the positioning groove to enter the body of the filter press. When the positioning block moves to the inner wall at the top of the positioning groove, the clamping groove and the clamping block are located on the same straight line. The bidirectional screw is rotated by the motor to drive the limit seat to move, so that the limit seat limits the mounting ring, and the installation is completed, which is convenient for installation and disassembly, and easy to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a zinc sulfate heptahydrate precipitation filter press device proposed by the utility model;

[0016] Figure 2 This is a bottom view of a zinc sulfate heptahydrate precipitation filter press device proposed by the utility model;

[0017] Figure 3 For this utility model Figure 1 A is an enlarged structural diagram of FIG.

[0018] Legend:

[0019] Filter press equipment body 1, feed chute 2, pressing plate 3, cylinder 4, mounting frame 5, mesh plate 6, mounting ring 7, limit seat 8, support plate 9, positioning block 10, positioning groove 11, pulley 12, clamping groove 13, clamping block 14, support plate 15, bidirectional screw 16, motor 17. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] Reference Figure 1-3 The utility model provides a zinc sulfate heptahydrate precipitation filter press device, comprising a filter press device body 1, the inner wall of the filter press device body 1 is slidably connected with a pressing plate 3, and the pressing plate 3 is in a conical shape, the inner wall of the filter press device body 1 is provided with a plurality of equidistantly distributed feeding troughs 2 along its circumferential direction, a mounting frame 5 is provided below the pressing plate 3, and the mounting frame 5 is slidably connected to the inner wall of the filter press device body 1, a mesh plate 6 is fixedly connected to the inner wall of the mounting frame 5, a mounting ring 7 is fixedly connected to the bottom of the mounting frame 5, symmetrically distributed card grooves 13 are provided on both sides of the bottom of the mounting ring 7, the bottom of the filter press device body 1 is slidably connected with symmetrically distributed limit seats 8, and the limit seats 8 are abutted against the bottom of the card groove 13, and the two sets of limit seats 8 are fixedly connected to the sides close to each other with card blocks 14, and the card blocks 14 are adapted to the card groove 13.

[0023] Both sides of the filter press body 1 are fixedly connected with symmetrically distributed support plates 15 , a bidirectional screw 16 is rotatably connected between the two support plates 15 , and the outer wall of the bidirectional screw 16 is threadedly connected to the limit seat 8 .

[0024] The outer wall of one end of the bidirectional screw 16 extending out of the support plate 15 is fixedly sleeved with a pulley 12, and the two sets of pulleys 12 are connected by a belt.

[0025] A motor 17 is provided below the filter press equipment body 1 . The motor 17 is fixedly connected to the support plate 15 , and the output shaft of the motor 17 is fixedly connected to the bidirectional screw 16 .

[0026] The bottom of the filter press body 1 is fixedly connected with a symmetrically distributed support plate 9, the inner wall of the filter press body 1 is provided with symmetrically distributed positioning grooves 11, the inner wall of the positioning groove 11 is slidably connected with a positioning block 10, and the positioning block 10 is fixedly connected to the mounting ring 7.

[0027] The top outer wall of the filter press equipment body 1 is fixedly connected with a cylinder 4 , and the driving end of the cylinder 4 is fixedly connected with the pressing plate 3 .

[0028] Working principle:

[0029] In the present application, during the filter pressing, the cylinder 4 is started, and the driving end of the cylinder 4 drives the pressing plate 3 to move upward, and the zinc sulfate heptahydrate precipitate is put into the filter pressing equipment body 1. The zinc sulfate heptahydrate precipitate is guided by the pressing plate 3 so that the zinc sulfate heptahydrate precipitate moves to the bottom of the pressing plate 3 through the feeding trough 2 and falls onto the mesh plate 6. After that, the driving end of the cylinder 4 drives the pressing plate 3 to move downward and filter the zinc sulfate heptahydrate precipitate, which is convenient for operation and improves the filter pressing efficiency.

[0030] There are multiple feeding troughs 2, and the multiple feeding troughs 2 are distributed in a circle. Only the feeding troughs 2 on the left and right sides are shown in the figure.

[0031] In the present application, when the mesh plate 6 is to be cleaned, the motor 17 is started, and the output shaft of the motor 17 rotates to drive the bidirectional screw 16 to rotate. The two bidirectional screws 16 are rotated at the same time through the belt and the pulley 12, so that the two sets of limit seats 8 move toward the side away from each other, thereby causing the block 14 and the slot 13 to disengage. When the limit seat 8 is not in contact with the mounting ring 7, the mounting ring 7 can be taken out and the mesh plate 6 can be cleaned. During installation, the mesh plate 6 is guided by the positioning block 10 and the positioning slot 11 to enter the filter press equipment body 1. When the positioning block 10 moves to the inner wall at the top of the positioning slot 11, the slot 13 and the block 14 are located on the same straight line. The bidirectional screw 16 is rotated by the motor 17, thereby driving the limit seat 8 to move, so that the limit seat 8 limits the mounting ring 7, and the installation is completed, which is convenient for installation and disassembly, and easy to clean.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A zinc sulfate heptahydrate precipitation filter press device, comprising a filter press device body (1), characterized in that: The inner wall of the filter press device body (1) is slidably connected to a pressing plate (3), and the pressing plate (3) is in a conical shape. The inner wall of the filter press device body (1) is provided with a plurality of equidistantly distributed material discharge troughs (2) along its circumferential direction. A mounting frame (5) is provided below the pressing plate (3), and the mounting frame (5) is slidably connected to the inner wall of the filter press device body (1). The inner wall of the mounting frame (5) is fixedly connected to a mesh plate (6). The bottom of the mounting frame (5) is fixedly connected to a mounting ring (7), and symmetrically distributed clamping grooves (13) are provided on both sides of the bottom of the mounting ring (7). The bottom of the filter press device body (1) is slidably connected to symmetrically distributed limit seats (8), and the limit seats (8) abut against the bottom of the clamping grooves (13). The two groups of limit seats (8) are fixedly connected to a clamping block (14) on the sides close to each other, and the clamping block (14) is adapted to the clamping groove (13).

2. The zinc sulfate heptahydrate precipitation filter press equipment according to claim 1, characterized in that: Both sides of the filter press equipment body (1) are fixedly connected with symmetrically distributed support plates (15), a bidirectional screw (16) is rotatably connected between the two support plates (15), and the outer wall of the bidirectional screw (16) is threadedly connected to the limit seat (8).

3. The zinc sulfate heptahydrate precipitation filter press equipment according to claim 2, characterized in that: The outer wall of one end of the bidirectional screw rod (16) extending out of the support plate (15) is fixedly sleeved with a belt pulley (12), and the two groups of the belt pulleys (12) are connected by a belt.

4. The zinc sulfate heptahydrate precipitation filter press equipment according to claim 1, characterized in that: A motor (17) is provided below the filter press equipment body (1); the motor (17) is fixedly connected to the support plate (15), and the output shaft of the motor (17) is fixedly connected to the bidirectional screw (16).

5. The zinc sulfate heptahydrate precipitation filter press equipment according to claim 1, characterized in that: The bottom of the filter press equipment body (1) is fixedly connected to symmetrically distributed support plates (9), the inner wall of the filter press equipment body (1) is provided with symmetrically distributed positioning grooves (11), the inner wall of the positioning groove (11) is slidably connected to a positioning block (10), and the positioning block (10) is fixedly connected to the mounting ring (7).

6. The zinc sulfate heptahydrate precipitation filter press equipment according to claim 1, characterized in that: A cylinder (4) is fixedly connected to the top outer wall of the filter press equipment body (1), and a driving end of the cylinder (4) is fixedly connected to the pressing plate (3).

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