CN211863996U

CN211863996U - High-efficient dehydration sheet frame filter press

Info

Publication number: CN211863996U
Application number: CN201922442909.3U
Authority: CN
Inventors: 万建成; 李少武; 刘晨; 胡现平; 石敦敦; 许卫峰; 李登科; 吴滨涛
Original assignee: Hangzhou Shenyuan Environmental Technology Co ltd
Current assignee: Hangzhou Shenyuan Environmental Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-11-06
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a high-efficient dehydration sheet frame pressure filter, which comprises a frame, locate filter-pressing subassembly and hold-down mechanism in the frame, the one end department of frame feeding is equipped with the inlet pipe, the frame is located the fixed thrust plate that is equipped with of one end of feeding, filter-pressing subassembly includes filter plate and filter frame, filter-pressing subassembly is equipped with a plurality of groups, filter plate central point puts and has seted up the feed inlet along its thickness direction, the even material mouth has been seted up along its thickness direction to the filter plate, inside formation holds the chamber behind filter plate and filter frame butt, be equipped with the outlet on the filter frame, filter-pressing subassembly below is equipped with the collecting box, the. Through set up the material homogenizing port on the filter plate, make mud homodisperse more easily in each filter pressing subassembly when the feeding, after receiving the extrusion of upper end mud, still can flow to next filter pressing subassembly from the material homogenizing port of feed inlet below, prevent that mud from piling up to make and hold the mud pressure of chamber upper half less, improved the dehydration effect of mud.

Description

High-efficient dehydration sheet frame filter press

Technical Field

The utility model belongs to the technical field of mud dewatering equipment technique and specifically relates to a plate and frame filter press is related to.

Background

The mud has low utilization rate due to high water content, and the soil obtained after the mud is dehydrated can be used as planting soil of a nursery or building materials, so that the mud has important commercial value for dehydration. Plate and frame filters are common equipment for dewatering slurries.

However, the water content of the slurry obtained by the existing plate-and-frame filter press is still high, and the dewatering effect is poor.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, one of the purposes of the utility model is to provide a plate and frame filter press with high-efficient dehydration effect.

The above object of the present invention can be achieved by the following technical solutions:

a high-efficiency dewatering plate frame filter press comprises a frame, a filter pressing component and a pressing mechanism, wherein the filter pressing component and the pressing mechanism are arranged on the frame, an inlet pipe is arranged at one end of the feeding of the frame, a thrust plate is fixedly arranged at one end of the feeding of the frame, the filter pressing component comprises a filter plate and a filter frame, the filter plate and the filter frame form a group of filter pressing components, the filter pressing components are provided with a plurality of groups, a feed inlet is formed in the center of the filter plate along the thickness direction of the filter plate, a material homogenizing port is formed in the thickness direction of the filter plate, a plurality of circumferential arrays which are equidistant along the center of the feed inlet are formed in the material homogenizing port, the thrust plate is abutted against the filter frame, when the filter plate is abutted against the filter frame, a containing cavity is formed inside the filter plate, the filter frame is provided with a water, the collecting box slides along the direction vertical to the slurry feeding direction, and a first driving component for driving the collecting box to slide is arranged below the collecting box.

Through adopting above-mentioned technical scheme, at first compress tightly a plurality of filter pressing assemblies towards the thrust plate direction through hold-down mechanism, make a plurality of filter pressing assemblies support tightly each other, and the filter frame of the filter pressing assembly who is close to the thrust plate supports tightly in the thrust plate, then through the inlet pipe with mud injection filter pressing assembly hold the chamber in, mud gets into filter pressing assembly after will communicate each other hold the chamber fill up through feed inlet and refining mouth. In the process of continuously filling the filter pressing components with the slurry, the slurry is extruded mutually, moisture in the slurry is extruded and is discharged into a filter liquid groove of a collecting box below the filter pressing components from a water outlet, after the moisture in the slurry is extruded, the filter cake groove of the collecting box is driven by a first driving component to slide to the lower side of the filter pressing components, then a pressing mechanism is loosened to extrude the filter pressing components, and after the filter plates and the filter frame are separated, filter cakes in the accommodating cavity fall out from the accommodating cavity and fall into the filter cake groove to be collected and processed. Mud is very easily piled up in holding the chamber lower extreme because of gravity factor when the feeding, through set up even material mouth on the filter plate, makes mud homodisperse more easily in each filter pressing subassembly when the feeding, receives the extrusion back of upper end mud, still can follow the even material mouth of feed inlet below and flow to next filter pressing subassembly in, prevents that mud from piling up to make and hold the mud pressure of chamber upper half less, leads to the filter effect relatively poor, has improved the dewatering effect of mud.

The present invention may be further configured in a preferred embodiment as: the frame comprises two vertical plates which are oppositely arranged and an installation frame for installing the filter-pressing assembly, the installation frame is fixedly provided with rotating rods towards the two ends of the vertical plates, the two rotating rods are rotatably connected with the corresponding vertical plates and are axially and radially limited and fixed along the rotating rods, the filter plate and the filter frame are embedded and are only slidably connected with the installation frame along the length direction of the installation frame, the inlet pipe is sequentially penetrated and rotatably connected with the vertical plates, the rotating rods, the installation frame and the thrust plate and is communicated with a containing cavity of the filter-pressing assembly, the pressing mechanism is arranged at one end of the frame far away from the feeding material and comprises a pressing plate and a driving cylinder for driving the pressing plate to move towards the inlet pipe, the pressing plate is positioned between the filter-pressing assembly and the installation frame, the pressing plate is rotatably connected with a piston rod of the driving cylinder, the piston rod of the driving, and a second driving assembly used for driving the mounting frame and the rotating rod to axially rotate along the rotating rod is arranged on the rack.

Through adopting above-mentioned technical scheme, second drive assembly drive installing frame and dwang rotate, make the filter pressing subassembly of installing in the installing frame drive along its self axis synchronous rotation by the installing frame, through in the feeding process, the rotation of filter pressing subassembly, make mud roll along with the filter pressing subassembly after getting into the filter pressing subassembly, reduce mud and take place accumulational phenomenon, make more even distribution of mud in holding the chamber, and make mud flow to next filter pressing subassembly from feed inlet and refining mouth more easily, the dehydration effect of mud has been improved.

The present invention may be further configured in a preferred embodiment as: the second driving assembly comprises a groove wheel which is fixedly sleeved outside the rotating rod and coaxial with the rotating rod, a turntable vertically arranged on one side of the groove wheel and a second motor used for driving the turntable to rotate, four concave cambered surfaces are uniformly distributed on the side wall of the groove wheel, the side wall of the turntable is tangent to the concave cambered surfaces, a round pin used for stirring the groove wheel to rotate is fixedly arranged on the turntable, the output end of the second motor is fixedly connected to the axis of the turntable, and the second motor body is installed on the vertical plate.

Through adopting above-mentioned technical scheme, drive the carousel through the second motor and rotate, the carousel passes through the cooperation of round pin and lateral wall and sheave, realizes the sheave intermittent type and rotates, and rotates 90 degrees at every turn, makes the filter pressing subassembly pass through setting up intermittent type rotation of sheave to give the time of holding the thick mud whereabouts in the chamber, make mud disperse more evenly in holding the chamber.

The present invention may be further configured in a preferred embodiment as: the filter frame comprises four rod units connected end to end, a water through groove is formed in the center of each rod unit along the length direction of the rod unit, the water through grooves of each rod unit are communicated with each other, a plurality of water seepage holes are formed in the inner wall of the filter frame along the width direction of each rod unit, the water seepage holes are communicated with the water through grooves, and the water through grooves are communicated with the water outlet.

Through adopting above-mentioned technical scheme, the mud that holds in the chamber receives the extrusion back, and during moisture flowed to the limbers from the infiltration hole on the filter frame inner wall to discharge from the outlet through the limbers, through a plurality of infiltration holes that the inner wall set up, improved drainage efficiency.

The present invention may be further configured in a preferred embodiment as: the outlet is the tilt up setting towards filter frame rotation direction, the outlet is equipped with four and follows filter frame axis equidistance circumference array.

By adopting the technical scheme, when the filter frame rotates, because the filter frame rotates 90 degrees every time, a water outlet always faces downwards, and the water drainage efficiency is improved. The water outlet is arranged obliquely, so that water cannot flow out of the rest water outlets except the downward water outlet, and water is prevented from spilling out of the other water outlets.

The present invention may be further configured in a preferred embodiment as: the installing frame includes two connecting rods that supply the gliding horizontal pole of filter-pressing subassembly and be used for connecting two horizontal poles, the horizontal pole includes fixed part and rotation portion, the rotation position is in the fixed part top, the one end that the filter-pressing subassembly was kept away from to the rotation portion rotates and connects in the fixed part, when the rotation portion is located the fixed part top, the rotation portion with the T shape of opening towards the filter-pressing subassembly is spliced into to the fixed part to form and supply the gliding spout of filter-pressing subassembly, the rotation portion is equipped with the setting element that is used for fixed rotation position with the both ends of fixed part, filter plate and filter frame all fix and are equipped with the slide bar towards the both sides of horizontal pole, the slide bar is close to the one end of horizontal pole and inlays to establish.

Through adopting above-mentioned technical scheme, open the setting element, make the rotation portion outwards turn out to keeping away from the filter pressing subassembly direction, then arrange the fixed part up end at both ends respectively with the slide bar of filter plate and filter frame, then overturn the rotation portion, make it cover in the upper end of slide bar and fixed part, then will rotate the portion location through the setting element, accomplished filter pressing subassembly's installation promptly, improved the adjustability of filter pressing subassembly quantity and improved the convenience of dismouting filter pressing subassembly.

The present invention may be further configured in a preferred embodiment as: the filter plate is characterized in that one end of the filter plate and one end of the filter frame are provided with caulking grooves, the other ends of the filter plate and the filter frame are correspondingly and fixedly provided with caulking blocks, and when the filter plate is abutted against the filter frame, the caulking blocks are embedded in the adjacent caulking grooves.

Through adopting above-mentioned technical scheme, arrange in proper order and when being extruded by hold-down mechanism at filter plate and filter frame, the abaculus inlays and locates in adjacent caulking groove to it is inseparabler to make adjacent filter pressing subassembly connect.

The present invention may be further configured in a preferred embodiment as: and the linkage assembly comprises a connecting seat fixedly arranged on the outer walls of the filter plate and the filter frame, a connecting piece connected with the connecting seat and a connecting rope for connecting the two adjacent connecting pieces, and the connecting seat is in a T shape with an opening facing the filter plate and the filter frame.

By adopting the technical scheme, when the filter plate and the filter frame are mutually abutted, the connecting rope is in a loose bending state. When a filter plate or a filter frame is pulled, the connecting rope between the adjacent filter plates or filter frames is tensioned, and simultaneously all the filter plates and the filter frames are driven to be separated, so that linkage is realized, and filter cakes are conveniently blanked.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the filter plate is provided with the material homogenizing port, so that slurry is more easily and uniformly dispersed in each filter pressing assembly during feeding, and can still flow into the next filter pressing assembly from the material homogenizing port below the feeding port after being extruded by the slurry at the upper end, so that slurry accumulation is prevented, the pressure of the slurry at the upper half part of the containing cavity is lower, the filtering effect is poor, and the dehydration effect of the slurry is improved;

2. in the feeding process, the filter pressing assemblies rotate to enable slurry to roll along with the filter pressing assemblies after entering the filter pressing assemblies, so that the slurry is reduced to be stacked, the slurry can be more uniformly distributed in the accommodating cavity, the slurry can more easily flow to the next filter pressing assembly from the feed inlet and the material homogenizing port, and the dehydration effect of the slurry is improved;

3. the rotating part can be outwards overturned relative to the fixed part, so that the filter pressing assemblies are convenient to assemble and disassemble, the adjustability of the number of the filter pressing assemblies is improved, and the convenience for assembling and disassembling the filter pressing assemblies is improved;

4. through the linkage assembly, when one filter plate or filter frame is pulled, the connecting rope between the adjacent filter plates or filter frames is tensioned, and all the filter plates and the filter frames are driven to be separated simultaneously, so that linkage is realized, and filter cake blanking is facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic structural diagram of a filter assembly of the present embodiment;

FIG. 3 is a schematic cross-sectional view of the panel frame in this embodiment;

FIG. 4 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 5 is a schematic top view of the frame, press assembly and secondary drive assembly of this embodiment;

fig. 6 is a schematic structural diagram of the second driving assembly in the present embodiment.

In the figure, 1, a frame; 11. a vertical plate; 12. installing a frame; 121. a cross bar; 122. a connecting rod; 123. a fixed part; 124. a rotating part; 125. a positioning member; 126. a chute; 13. rotating the rod; 2. a filter pressing assembly; 21. filtering the plate; 211. a feed inlet; 212. a material homogenizing port; 22. a filter frame; 221. a lever unit; 222. a water trough; 223. a water seepage hole; 224. a water outlet; 23. caulking grooves; 231. an insert block; 24. a slide bar; 25. a linkage assembly; 251. a connecting seat; 252. a connecting member; 253. connecting ropes; 3. a hold-down mechanism; 31. pressing a plate; 32. a drive cylinder; 4. a thrust plate; 5. a feed pipe; 6. a collection box; 61. a filtrate tank; 62. a filter cake tank; 7. a first drive assembly; 71. a lead screw; 72. a polish rod; 73. a first motor; 8. a second drive assembly; 81. a grooved wheel; 811. a wheel groove; 812. an inner concave cambered surface; 82. a turntable; 821. a round pin; 83. a second motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a high-efficient dehydration sheet frame filter press, including frame 1, filter pressing subassembly 2, be used for supporting a plurality of filter pressing subassemblies 2 each other tight hold-down mechanism 3, be used for supporting tight filter pressing subassembly 2 thrust plate 4, be used for carrying the inlet pipe 5 of mud, be used for collecting the collecting box 6 of filtrating and filter cake, be used for driving the gliding first drive assembly 7 of collecting box 6. The frame 1 comprises two opposite vertical plates 11 and a mounting frame 12 for mounting the filter pressing assembly 2, and the mounting frame 12 is rotatably connected to the vertical plates 11. The frame 1 is also provided with a second driving assembly 8 for driving the mounting frame 12 to rotate intermittently along the axial direction relative to the vertical plate 11. The filter pressing assembly 2 is provided with a plurality of groups and is connected with the mounting frame 12 in a sliding manner along the horizontal direction. The hold-down mechanism 3 is installed at one end of the frame 1 far away from the feeding, the thrust plate 4 is fixedly connected at one end of the installation frame 12 close to the feeding, and the feeding pipe 5 penetrates through the installation frame 12. The collecting tank 6 is arranged below the filter pressing assembly 2, and the collecting tank 6 is symmetrically divided into a filter solution groove 61 and a filter cake groove 62 along the width direction of the frame 1.

The pressing mechanism 3 presses the filter pressing component 2 which is connected with the mounting frame 12 in a sliding way, so that the filter pressing component 2 is tightly propped against each other, and the filter pressing component 2 close to one end of the thrust plate 4 is tightly propped against the thrust plate 4. A feed pipe 5 delivers the slurry to the press assembly 2. In the conveying process, the second driving component 8 drives the mounting frame 12 to drive the filter pressing components 2 mounted on the mounting frame 12 to intermittently rotate, so that slurry is stirred in the filter pressing components 2 and is uniformly distributed in each filter pressing component 2 during feeding. Constantly filling into the in-process of mud to filter pressing subassembly 2, mud receives mutual extrusion, moisture in the mud is extruded, and discharge to the filtrate groove 61 of below collecting box 6, after accomplishing the moisture extrusion in the mud, the filter cake groove 62 through first drive assembly 7 drive collecting box 6 slides to filter pressing subassembly 2's below, then loosen hold-down mechanism 3 the extrusion to a plurality of filter pressing subassemblies 2, the filter cake that forms after accomplishing among the messenger filter pressing subassembly 2 drops, and fall and collect the processing in filter cake groove 62.

Referring to fig. 1, the filter press assembly 2 includes a filter plate 21 and a filter frame 22, one filter plate 21 and one filter frame 22 constitute a set of filter press assemblies 2, and a receiving chamber is formed inside when the filter plate 21 abuts against the filter frame 22. The number of press assemblies 2 can be increased or decreased on the mounting frame 12 as needed. When the press assembly 2 is mounted on the mounting frame 12, the filter frame 22 abuts the thrust plate 4. Referring to fig. 2, the center of the filter plate 21 is provided with a feed inlet 211 along the thickness direction, the filter plate 21 is provided with material homogenizing ports 212 along the thickness direction, the material homogenizing ports 212 are four, and the four material homogenizing ports 212 are arrayed at equal intervals along the center of the feed inlet 211 and are respectively arranged at four corners of the filter plate 21. The adjacent press assemblies 2 are communicated through the feed port 211 and the refining port 212.

Referring to fig. 2 and 3, the filter frame 22 is a hollow frame body, the filter frame 22 includes four rod units 221 connected end to end, a water passing groove 222 is formed in the center of each rod unit 221 along the length direction of the rod unit, the water passing grooves 222 of the rod units 221 are communicated with each other, a plurality of water seepage holes 223 are formed in the inner wall of the filter frame 22 along the width direction of the rod units 221, and the water seepage holes 223 are communicated with the water passing grooves 222. The filter frame 22 is provided with four water outlets 224, the water outlets 224 are inclined upward toward the rotation direction of the filter frame 22, and the water outlets 224 are arranged in an equidistant circumferential array along the central axis of the filter frame 22. The drain port 224 communicates the outer wall of the filter frame 22 with the water passage tank 222. The filter frame 22 is fixedly provided with a filter cloth (not shown) along its inner peripheral wall.

The slurry, upon entering the receiving chamber between the filter plates 21 and the filter frame 22, flows through the feed port 211 and the refining port 212 toward the filter press assemblies 2 remote from the feed end and fills the receiving chamber of each filter press assembly 2. The squeezed filtrate permeates the filter cloth, permeates the water passage grooves 222 from the water seepage holes 223, and is discharged through the drain grooves. As the press assembly 2 rotates, the downward drain 224 operates to drain water.

Referring to fig. 2, the filter plate 21 and the filter frame 22 have a caulking groove 23 at one end and a corresponding caulking block 231 at the other end, and when the filter plate 21 and the filter frame 22 are abutted, the caulking block 231 is inserted into the adjacent caulking groove 23. Slide rods 24 for mounting the filter plates 21 and the filter frames 22 on the mounting frame 12 are fixedly arranged on both sides of the filter plates 21 and the filter frames 22, and a linkage assembly 25 is arranged between the adjacent filter plates 21 and the adjacent filter frames 22. Referring to fig. 4, the linkage assembly 25 includes a connection seat 251 fixedly disposed at both sides of the slide rod 24, a connection member 252 connected to the connection seat 251, and a connection rope 253 connecting two adjacent connection members 252, the connection seat 251 is a T-shape with an opening facing the filter plate 21 and the filter frame 22, and the connection seats 251 of two adjacent filter frames 22 or filter plates 21 are disposed opposite to each other.

When the filter plates 21 and the filter frames 22 are spaced apart from each other on the mounting frame 12 and pressed by the pressing mechanism 3, the insert blocks 231 are inserted into the adjacent insert grooves 23, and the connecting members 252 are inserted into the connecting seats 251. When the filter sheet 21 and the filter frame 22 are pressed against each other, the connection rope 253 is in a loose bent state. When one filter plate 21 or filter frame 22 is pulled, the connecting rope 253 between the adjacent filter plates 21 or filter frames 22 is tensioned, and all the filter plates 21 and the filter frames 22 are separated, so that linkage is realized.

Referring to fig. 5, the mounting frame 12 includes two cross bars 121 for sliding the filter assembly 2 and a connecting rod 122 for connecting the two cross bars 121. The cross bar 121 comprises a fixed part 123 and a rotating part 124, the rotating part 124 is positioned above the fixed part 123, and one end of the rotating part 124, which is far away from the filter pressing assembly 2, is rotatably connected to the fixed part 123. When the rotating part 124 is located above the fixing part 123, the rotating part 124 and the fixing part 123 are spliced to form a T shape with an opening facing the filter pressing assembly 2, a chute 126 for the filter pressing assembly 2 to slide is formed, positioning parts 125 for fixing the rotating part 124 are arranged at two ends of the rotating part 124 and the fixing part 123, and one end of the sliding rod 24 close to the cross rod 121 is embedded and is only connected to the chute 126 in a sliding manner along the length direction of the chute 126. The positioning element 125 is a bolt, which is inserted through the rotating portion 124 and is screwed to the fixing portion 123. One of the positioning members 125 is disposed at each end of the cross bar 121.

When the filter pressing assembly 2 is installed, the positioning of the rotating part 124 is released, the rotating part 124 is turned outwards in the direction away from the filter pressing assembly 2, then the filter plate 21 and the slide bars 24 of the filter frame 22 are respectively arranged on the upper end surfaces of the fixing parts 123 at the two ends, then the rotating part 124 is turned over to cover the upper ends of the slide bars 24 and the fixing parts 123, and then the rotating part 124 is positioned through the positioning part 125, so that the installation of the filter pressing assembly 2 is completed.

Referring to fig. 5, rotating rods 13 are fixedly arranged at both ends of the mounting frame 12 facing the vertical plate 11. Riser 11, dwang 13, the first through-hole that supplies inlet pipe 5 to wear to establish is all seted up to installing frame 12 and thrust plate 4, inlet pipe 5 wears to establish and rotates in riser 11 through first through-hole in proper order and connects in dwang 13 and installing frame 12, inlet pipe 5 is located 4 covers of thrust plate and is equipped with sealing bearing, inlet pipe 5 rotates through sealing bearing and connects in thrust plate 4, and communicate in the chamber that holds of filter pressing subassembly 2, inlet pipe 5 passes from the smooth hole that is located the dwang 13 of feed end, dwang 13 all rotates through the bearing and connects in corresponding riser 11. The feed tube 5 remains stationary while the mounting frame 12 rotates.

Referring to fig. 5, the pressing mechanism 3 includes a pressing plate 31 and a driving cylinder 32 for driving the pressing plate 31 to move toward the feed pipe 5. The pressure plate 31 is positioned between the filter pressing assembly 2 and the mounting frame 12, and the pressure plate 31 is rotatably connected with a piston rod of a driving cylinder 32 through a bearing. The second through holes for the piston rods of the driving cylinders 32 to pass through are formed in the vertical plate 11, the rotating rod 13 and the mounting frame 12, and the piston rods of the driving cylinders 32 sequentially penetrate through the second through holes and are connected to the vertical plate 11, the rotating rod 13 and the mounting frame 12 in a sliding mode. The drive cylinder 32 is an oil cylinder. When the pressing mechanism 3 presses the filter press unit 2, the pressure plate 31 abuts against the filter sheet 21.

Referring to fig. 6, the second driving assembly 8 includes a sheave 81 fixedly sleeved outside the rotating rod 13 and coaxial with the rotating rod 13, a rotating disc 82 vertically disposed on one side of the sheave 81, and a second motor 83 for driving the rotating disc 82 to rotate. The grooved pulley 81 is provided with four wheel grooves 811 along the radial direction, and the wheel grooves 811 are provided with four equidistant circumferential arrays along the circumferential direction of the grooved pulley 81. The side wall of the sheave 81 is located between two sheave grooves 811 and is an inner concave arc 812, the side wall of the turntable 82 is tangent to the inner concave arc 812, a round pin 821 for shifting the sheave 81 to rotate is fixedly arranged on the turntable 82, and the round pin 821 is embedded and connected to the sheave grooves 811 in a sliding manner. The output end of the second motor 83 is fixedly connected to the axis of the rotating disc 82, and the body of the second motor 83 is mounted on the vertical plate 11.

The second motor 83 drives the rotary table 82 to rotate, the rotary table 82 is matched with the grooved wheel 81 through the round pin 821 and the side wall, the grooved wheel 81 intermittently rotates, and the filter pressing assembly 2 intermittently rotates through the arrangement of the grooved wheel 81 every time when the grooved wheel 81 rotates 90 degrees.

Referring to fig. 1, the first driving assembly 7 includes a lead screw 71, a polished rod 72 and a first motor 73 for driving the lead screw 71 to rotate, the filtrate tank 61 and the filter cake tank 62 are screwed to the lead screw 71 along the width direction of the frame 1, the polished rod 72 penetrates through the filtrate tank 61 and the filter cake tank 62 along the width direction of the frame 1, and the filtrate tank 61 and the filter cake tank 62 are slidably connected to the polished rod 72. The first motor 73 is a servo motor. When the filter pressing assembly 2 is drained, the collecting tank 6 is driven by the first motor 73 to slide, so that the filtrate tank 61 is arranged below the filter pressing assembly 2. When the filter pressing assembly 2 discharges the filter cake, the filter cake groove 62 is driven by the first motor 73 to rotate reversely and is arranged below the filter pressing assembly 2.

The implementation principle of the embodiment is as follows:

1. the slurry is forced into the press assembly 2 from the feed pipe 5 and flows into the holding chamber of the press assembly 2.

2. The second motor 83 drives the rotary table 82 to rotate, the rotary table 82 is matched with the grooved pulley 81 through the round pin 821 and the side wall, intermittent rotation of the grooved pulley 81 is achieved, and the grooved pulley 81 rotates 90 degrees at each time, so that the feeding pipe 5 feeds the filter pressing assemblies 2, meanwhile, the filter pressing assemblies 2 rotate along the axes of the filter pressing assemblies 2, and mud is uniformly distributed in the containing cavities of the filter pressing assemblies 2.

3. Through the feed port 211 and the refining port 212, toward the filter press assembly 2 remote from the feed end, and fills the containment chamber of each filter press assembly 2. The squeezed filtrate permeates into the water passage grooves 222 through the weep holes 223 and is discharged to the filtrate groove 61 below through the drain groove.

4. After the drainage is completed, the hold-down mechanism 3 is released, and when one filter plate 21 or filter frame 22 is pulled, the connecting rope 253 between the adjacent filter plates 21 or filter frames 22 is tensioned, all the filter plates 21 and filter frames 22 are separated, and the filter cake in the containing cavity falls into the filter cake groove 62 below.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a high-efficient dehydration sheet frame filter press, includes frame (1), locates filter pressing subassembly (2) and hold-down mechanism (3) on frame (1), the one end department of frame (1) feeding is equipped with inlet pipe (5), frame (1) is located the fixed thrust plate (4) that are equipped with of one end of feeding, its characterized in that: the filter-pressing subassembly (2) includes filter plate (21) and filter frame (22), one filter plate (21) and one filter frame (22) constitute a set of filter-pressing subassembly (2), filter-pressing subassembly (2) are equipped with a plurality of groups, filter plate (21) central point puts and has seted up feed inlet (211) along its thickness direction, even material mouth (212) have been seted up along its thickness direction in filter plate (21), even material mouth (212) have been seted up a plurality ofly and have been followed feed inlet (211) central equidistance circumference array, thrust plate (4) butt in filter frame (22), work as inside formation behind filter plate (21) and the filter frame (22) butt holds the chamber, be equipped with outlet (224) on filter frame (22), outlet (224) intercommunication holds chamber and filter frame (22) outer wall, filter-pressing subassembly (2) below is equipped with collecting box (6), collecting box (6) symmetry divide into filter solution groove (61) and filter cake groove (62), the collecting box (6) can slide along the direction vertical to the slurry feeding direction, and a first driving component (7) used for driving the collecting box (6) to slide is arranged below the collecting box (6).

2. The high-efficiency dewatering plate-and-frame filter press according to claim 1, characterized in that: the frame (1) comprises two opposite vertical plates (11) and an installation frame (12) used for installing a filter pressing assembly (2), the installation frame (12) is provided with rotating rods (13) towards the two ends of the vertical plates (11) in a fixed mode, the rotating rods (13) are connected to the corresponding vertical plates (11) in a rotating mode and fixed in a radial limiting mode along the axial direction of the rotating rods (13), the filter plates (21) and the filter frames (22) are embedded and connected to the installation frame (12) only in a sliding mode along the length direction of the installation frame (12), the inlet pipe (5) is sequentially connected with the vertical plates (11), the rotating rods (13), the installation frame (12) and the thrust plate (4) in a penetrating mode and is communicated with a containing cavity of the filter pressing assembly (2), the pressing mechanism (3) is arranged at one end, far away from feeding, of the frame (1), and comprises a pressing plate (31) and a driving cylinder (32) used for driving the pressing plate (31) to move towards the inlet pipe, clamp plate (31) are located between filter pressing subassembly (2) and installing frame (12), clamp plate (31) are rotated and are connected in driving cylinder (32) piston rod, driving cylinder (32) piston rod wears to establish in proper order and rotates and connect in riser (11), dwang (13) and installing frame (12), install in frame (1) and be used for driving installing frame (12) and dwang (13) along dwang (13) axial pivoted second drive assembly (8).

3. The high-efficiency dewatering plate-and-frame filter press according to claim 2, characterized in that: second drive assembly (8) including fixed cover locate dwang (13) outside and with dwang (13) coaxial sheave (81), vertically set up in carousel (82) of sheave (81) one side and be used for driving carousel (82) pivoted second motor (83), sheave (81) lateral wall evenly distributed has four indent cambered surfaces (812), carousel (82) lateral wall is tangent with indent cambered surface (812), fixed being equipped with on carousel (82) is used for stirring sheave (81) pivoted round pin (821), second motor (83) output end fixed connection is in carousel (82) axle center, second motor (83) organism is installed in riser (11).

4. The high-efficiency dewatering plate-and-frame filter press according to claim 2, characterized in that: the filter frame (22) comprises four rod units (221) connected end to end, a water passing groove (222) is formed in the center of each rod unit (221) along the length direction of the rod unit, the water passing grooves (222) of the rod units (221) are communicated with one another, a plurality of water seepage holes (223) are formed in the inner wall of the filter frame (22) along the width direction of the rod units (221), the water seepage holes (223) are communicated with the water passing grooves (222), and the water passing grooves (222) are communicated with a water outlet (224).

5. The high-efficiency dewatering plate-and-frame filter press according to claim 4, characterized in that: the water outlet (224) is arranged in an upward inclined mode towards the rotation direction of the filter frame (22), and four water outlets (224) are arranged and are circumferentially arrayed along the central axis of the filter frame (22) at equal intervals.

6. The high-efficiency dewatering plate-and-frame filter press according to claim 2, characterized in that: the installation frame (12) comprises two connecting rods (122) for connecting two transverse rods (121) and a transverse rod (121) for sliding the filter pressing assembly (2), the transverse rod (121) comprises a fixed part (123) and a rotating part (124), the rotating part (124) is positioned above the fixed part (123), one end of the rotating part (124) far away from the filter pressing assembly (2) is rotatably connected to the fixed part (123), when the rotating part (124) is positioned above the fixed part (123), the rotating part (124) and the fixed part (123) are spliced into a T shape with an opening facing the filter pressing assembly (2) and form a sliding chute (126) for sliding the filter pressing assembly (2), positioning parts (125) for fixing the positions of the rotating part (124) are arranged at two ends of the rotating part (124) and the fixed part (123), a sliding rod (24) is fixedly arranged on two sides of the filter plate (21) and the filter frame (22) facing the transverse rod (121), one end of the sliding rod (24) close to the cross rod (121) is embedded and is only connected to the sliding groove (126) in a sliding mode along the length direction of the sliding groove (126).

7. The high-efficiency dewatering plate-and-frame filter press according to claim 1, characterized in that: caulking grooves (23) have been seted up to filter plate (21) and filter frame (22) one end, and the other end corresponds fixed abaculus (231) that is equipped with, when filter plate (21) and filter frame (22) butt, abaculus (231) inlay and locate in adjacent caulking groove (23).

8. The high-efficiency dewatering plate-and-frame filter press according to claim 1, characterized in that: it is adjacent be equipped with linkage subassembly (25) between filter plate (21) and filter frame (22), linkage subassembly (25) are including fixed connecting seat (251) that sets up on filter plate (21) and filter frame (22) outer wall, connecting piece (252) be connected with connecting seat (251) and connect connection rope (253) of two adjacent connecting pieces (252), connecting seat (251) are the T shape of opening towards filter plate (21) and filter frame (22).