CN213254736U

CN213254736U - Filter press for producing magnesium sulfate

Info

Publication number: CN213254736U
Application number: CN202021666757.1U
Authority: CN
Inventors: 王静; 邓建华; 曲晓燕
Original assignee: Laizhou Shouxi Magnesium Industry Co ltd
Current assignee: Laizhou Shouxi Magnesium Industry Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-05-25
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to a pressure filter for producing magnesium sulfate, belong to the technical field of pressure filter, including the fixed station with set firmly in the organism of fixed station upper surface, the discharge gate has been seted up to the bottom of organism, be equipped with the collection device that is located the discharge gate below on the fixed station, it smashes the room to set firmly to be located between discharge gate and the collection device on the organism, the upper surface of smashing the room has been seted up into the cinder notch, the lower surface of smashing the room has been seted up the cinder notch, it is connected with two and smashes the roller to rotate in the room, two crushing axles are named main roller respectively and from the roller, it has a plurality of crushing teeth of smashing the roller axial setting along to smash surface circumference evenly distributed, form crushing space between two adjacent crushing teeth, the crushing tooth of main roller. This application has the harm that reduces the filter cake to collection device, improves life's effect.

Description

Filter press for producing magnesium sulfate

Technical Field

The application relates to the field of filter presses, in particular to a filter press for producing magnesium sulfate.

Background

A mechanical device for dialyzing liquid by applying a certain pressure to a subject by using a special filter medium in a filter press is a common solid-liquid separation device.

A chinese patent with publication No. CN204865136U discloses a high efficiency filter press, which comprises a frame, wherein a cross beam is arranged in the frame along the horizontal direction, a thrust plate is fixedly arranged at one end of the cross beam, a movable plate is arranged at the other end of the cross beam, a plurality of filter plates are hung on the cross beam and positioned between the thrust plate and the movable plate, a plate turnover mechanism is arranged at the lower part of each filter plate, and a hopper is arranged at the lower part of the plate turnover mechanism. The utility model has the characteristics of compression ratio is big, effective filtration area is big, the pressure of squeezing is big, work efficiency is high, the attached equipment is few, filter plate long service life.

The above prior art solutions have the following drawbacks: the filter cake formed by compressing the high-efficiency filter press can directly fall into the hopper, the mass of the filter cake is large, the impact on the hopper is large, and the service life of the hopper can be reduced.

SUMMERY OF THE UTILITY MODEL

In order to reduce the damage of filter cake piece to the hopper, improve life, this application provides a pressure filter for producing magnesium sulfate.

The filter press for producing magnesium sulfate adopts the following technical scheme:

the utility model provides a pressure filter for producing magnesium sulfate, includes the fixed station and sets firmly the organism in the fixed station upper surface, the discharge gate has been seted up to the bottom of organism, be equipped with the collection device that is located the discharge gate below on the fixed station, it smashes the room to set firmly to be located between discharge gate and the collection device on the organism, the upper surface of smashing the room has been seted up into the cinder notch, the lower surface of smashing the room has been seted up the cinder notch, it is connected with two crushing rollers to rotate in the room to smash, and two crushing axles are named main roller and follow roller respectively, smash roller surface circumference evenly distributed have a plurality of along smashing the tooth that smashes the roller axial and set up, form between two adjacent crushing teeth and smash the space, the crushing tooth of main roller can be.

Through adopting above-mentioned technical scheme, the filter cake that produces after the organism filters falls from the discharge gate, then the filter cake falls into crushing room, and two crushing rollers rotate this moment and smash the filter cake, make the filter cake become tiny granule then fall into collection device, can reduce the direct harm that falls down to collection device of filter cake, improve life.

Preferably, the machine body is fixedly provided with a crushing grid which is positioned between the crushing chamber and the discharge hole.

Through adopting above-mentioned technical scheme, broken bars can carry out the breakage in advance to the filter cake that falls, reduce the impact to crushing roller, improve life.

Preferably, the collecting device comprises a conveyor belt rotatably connected to the fixed table and a collecting box fixedly connected to the fixed table and located below the end of the conveyor belt.

Through adopting above-mentioned technical scheme, the tiny particle after the filter cake piece is smashed falls into on the conveyer belt, thereby the conveyer belt rotates and sends the tiny particle into the collection case, convenient operation is simple.

Preferably, the fixed station is vertically fixedly provided with shielding plates which are positioned on two sides of the conveyor belt and are parallel to each other, the shielding plates are abutted against the side edges of the conveyor belt, and the height of each shielding plate is larger than that of the conveyor belt.

Through adopting above-mentioned technical scheme, the shielding plate can shelter from the tiny particle that falls, prevents to fall into the conveyer belt outband, environmental protection.

Preferably, a feeding channel is vertically and fixedly arranged on the lower surface of the crushing chamber and is positioned right above the conveyor belt, and the height of the bottommost end of the feeding channel is smaller than that of the top end of the shielding plate.

Through adopting above-mentioned technical scheme, the tiny particle that forms after the filter cake piece is smashed falls into the conveyer belt along the pay-off passageway on, can prevent that tiny particle whereabouts in-process from being influenced by external environment, guarantees the degree of accuracy of tiny particle whereabouts.

Preferably, the upper surface of the crushing chamber is fixedly provided with a flow guide channel which is communicated with the slag inlet and is in an inverted trapezoid shape, and the size and the shape of the upper opening of the flow guide channel are completely the same as those of the discharge opening.

Through adopting above-mentioned technical scheme, the filter cake piece falls into crushing room through the backflow channel, and the backflow channel carries on spacingly to the filter cake piece, prevents that the filter cake piece from collapsing to crushing outdoor at the whereabouts in-process.

Preferably, the crushing roller is arranged in a hollow mode, and a plurality of heating wires are wound in the crushing roller.

Through adopting above-mentioned technical scheme, the heater strip can heat crushing roller to crushing roller smashes the in-process to the filter cake piece, heats the filter cake piece, makes the moisture on the filter cake piece evaporate, reduces water content, improves the separation quality of filter cake.

Preferably, the fixed station is provided with a water tank, the top end of the side wall of the water tank close to the water tank is fixedly provided with an air outlet pipe communicated with the water tank, one end of the air outlet pipe far away from the water tank is fixedly provided with an exhaust fan, the bottom end of the side wall of the water tank close to the water tank is fixedly provided with an air inlet pipe communicated with the water tank, and one end of the air inlet pipe far away from the water tank is fixedly provided with an air suction pipe communicated with.

Through adopting above-mentioned technical scheme, the air exhauster convulsions to steam that will smash in the room with heating gets into the pond through breathing pipe and intake pipe, thereby cools down the temperature to steam and collects, then the air gets into the air exhauster through the outlet duct, finally discharges from the air outlet of air exhauster, the water economy resource of pollution reduction.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the crushing chamber and the crushing roller, the crushing roller crushes the filter cake blocks falling into the crushing chamber into small particles, so that the damage degree to the collecting device is reduced, and the service life is prolonged;

2. through the setting of heater strip, the heater strip can heat crushing roller to crushing roller smashes the in-process to the filter cake piece, heats the filter cake piece, makes the moisture on the filter cake piece evaporate, reduces water content, improves the separation quality of filter cake.

Drawings

FIG. 1 is a schematic structural view for highlighting the interior of a machine body in an embodiment;

FIG. 2 is a schematic sectional view of the crushing roller in the embodiment.

Description of reference numerals: 1. a fixed table; 11. a shielding plate; 12. a vertical plate; 13. a compression chamber; 14. a compression plate; 2. a body; 21. a crushing grid; 3. a crushing chamber; 31. a feed channel; 32. a flow guide channel; 33. an air intake duct; 4. a crushing roller; 41. crushing teeth; 42. crushing the gaps; 43. heating wires; 5. a collection device; 51. a conveyor belt; 52. a collection box; 6. a pool; 61. an air inlet pipe; 62. an air outlet pipe; 7. a one-way valve; 8. an exhaust fan.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a filter press for producing magnesium sulfate. Referring to fig. 1, the filter press for producing magnesium sulfate includes a machine body 2, a fixed table 1, and a collecting device 5. Body 2 is "U" font, including two vertical risers 12 that set firmly on fixed station 1 and the compression chamber 13 that is located between riser 12, sliding connection has a plurality of compression boards 14 in the compression chamber 13, and the discharge gate has been seted up to compression chamber 13 bottom, and collection device 5 sets up on fixed station 1, and is located the discharge gate under. The filter cake formed by the compression of the compression plate 14 after the filtration in the compression chamber 13 falls through the outlet onto the collection means 5 for collection.

Referring to fig. 1, a crushing grid 21 is fixedly arranged on the machine body 2, and the crushing grid 21 is positioned right below the discharge hole. The machine body 2 is fixedly provided with a crushing chamber 3, and the crushing chamber 3 is positioned between the crushing grid 21 and the collecting device 5. The upper surface of the crushing chamber 3 is provided with a slag inlet which is positioned under the discharge hole, and the lower surface of the crushing chamber 3 is provided with a slag outlet. The filter cake falls through broken bars 21 through the discharge gate, and the filter cake is broken into and strains the cake piece, then falls into crushing room 3 through advancing the cinder notch, falls down from the cinder notch after crushing room 3 is smashed, and broken bars 21 can reduce the whole impact of falling to crushing room 3 of filter cake, improves life.

Referring to fig. 1, a flow guide passage 32 is fixedly provided on the upper surface of the pulverizing chamber 3. The diversion channel 32 is communicated with the slag inlet and the diversion channel 32 is arranged in an inverted trapezoid shape and comprises four trapezoid plates which are fixedly connected, the area of the upper opening of the diversion channel 32 is larger than that of the lower opening, and the size and the shape of the upper opening of the diversion channel 32 are completely the same as those of the discharge opening. The in-process of straining cake piece whereabouts falls into crushing room 3 through the backflow channel, and the backflow channel carries on spacingly to the filter cake piece, prevents that the filter cake piece from collapsing outside crushing room 3 at the whereabouts in-process to protect the environment.

Referring to fig. 1 and 2, two pulverizing rollers 4 are rotatably connected to the pulverizing chamber 3. A plurality of crushing teeth 41 are uniformly distributed on the circumferential direction of the surface of the crushing roller 4, the crushing teeth 41 are arranged along the axial direction of the crushing roller 4, and a crushing gap 42 is formed between every two adjacent crushing teeth 41. The two crushing rollers 4 are named as a master roller and a slave roller, respectively, and the crushing teeth 41 of the master roller can be inserted into the crushing gaps 42 of the slave roller. The one end of the axis of rotation of home roll has set firmly the motor, smashes the in-process, and the motor rotates and drives the home roll and rotate to rotate from roller cooperation home roll, the filter cake piece falls into between two crushing rollers 4, thereby smashes 4 rotations of roller and smashes the filter cake piece into the tiny particle and falls into collection device 5, thereby reduces the impact to collection device 5, improves life.

Referring to fig. 1, the collecting device 5 includes a conveyor belt 51 and a collecting box 52. Two rotating rods are rotatably connected to the fixed table 1, a rotating motor is fixedly arranged on a rotating shaft of one rotating rod, the conveyor belt 51 bypasses the two rotating rods to rotate, and the collecting box 52 is fixedly connected to the fixed table 1 and located below one end of the rotating direction of the conveyor belt 51. On the tiny particle fell into conveyer belt 51 from the slag notch, rotated the motor and started this moment, drove and rotated the rod and rotate to drive conveyer belt 51 and rotate, tiny particle drove through conveyer belt 51 and falls into collection box 52, thereby realized the collection to the filter residue.

Referring to fig. 1, two opposite shielding plates 11 are vertically and fixedly arranged on a fixing table 1. The two shielding plates 11 are positioned on two sides of the conveyor belt 51 and abut against the side edges of the conveyor belt 51, and the height of the shielding plates 11 is greater than that of the conveyor belt 51. The shielding plate 11 can limit the small particles falling onto the conveyor belt 51, and prevent the small particles from falling onto the outer side of the conveyor belt 51 and causing pollution in the falling process.

Referring to fig. 1, a feeding channel 31 is vertically and fixedly arranged on the lower surface of the crushing chamber 3, the feeding channel 31 is positioned right above the conveyor belt 51, and the height of the bottommost end of the feeding channel 31 is smaller than that of the top end of the shielding plate 11. The tiny particles formed after the filter cake blocks are smashed fall into the conveyor belt 51 along the feeding channel 31, the tiny particles can be prevented from falling and being influenced by the external environment, and the accuracy of the tiny particles falling is guaranteed.

Referring to fig. 2, the crushing roller 4 is provided in a hollow state, and a plurality of heating wires 43 are wound around the crushing roller 4. The heating wire 43 can heat the crushing roller 4, so that the crushing roller 4 heats the filter cake block in the crushing process of the filter cake block, water on the filter cake block is evaporated, the water content is reduced, and the separation quality of the filter cake is improved.

Referring to fig. 1, a water tank 6 is fixedly arranged on a fixing table 1, an air outlet pipe 62 communicated with the water tank 6 is fixedly arranged at the top end, close to the water tank 6, of the side wall of the water tank 6, an exhaust fan 8 is fixedly arranged at one end, far away from the water tank 6, of the air outlet pipe 62, an air inlet pipe 61 communicated with the water tank 6 is fixedly arranged at the bottom end, close to the water tank 6, of the side wall of the water tank 6, and an air suction pipe 33 communicated with a crushing chamber 3. Air exhauster 8 starts and carries out convulsions to steam that will add heat production in crushing room 3 enters into pond 6 through breathing pipe 33 and intake pipe 61, thereby cools down the temperature to steam and collects, then the air gets into air exhauster 8 through outlet duct 62, finally discharges from air exhauster 8's air outlet, the water economy resource of pollution reduction. Meanwhile, the check valve 7 is fixedly arranged between the air inlet pipe 61 and the air suction pipe 33, so that water in the water pool 6 can be prevented from flowing backwards, and the safety is improved.

The implementation principle of the filter press for producing the magnesium sulfate is as follows: the filter cake that produces after organism 2 filters falls from the discharge gate, and then the filter cake falls into crushing chamber 3 through broken bars 21, and the motor starts to drive two crushing rollers 4 and rotate to smash the filter cake piece, make the filter cake become tiny granule then fall into on conveyer belt 51, then enter into collection box 52.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pressure filter for producing magnesium sulfate, includes fixed station (1) and sets firmly organism (2) in fixed station (1) upper surface, the discharge gate has been seted up to the bottom of organism (2), be equipped with collection device (5) that are located the discharge gate below on fixed station (1), its characterized in that: the utility model discloses a crushing roller, including organism (2), crushing room (3) between discharge gate and collection device (5) have set firmly on the organism (2), the upper surface of smashing room (3) has been seted up into the cinder notch, the lower surface of smashing room (3) has been seted up the cinder notch, it has two crushing roller (4) to rotate in crushing room (3), and two crushing axles are named main roller and follow roller respectively, crushing roller (4) surface circumference evenly distributed has a plurality of crushing tooth (41) that set up along crushing roller (4) axial, and adjacent two are smashed and are formed between tooth (41) and smash space (42), and the crushing tooth (41) of main roller can insert and establish in the crushing space (42) of following the roller.

2. The filter press for the production of magnesium sulfate according to claim 1, characterized in that: a crushing grid (21) is fixedly arranged on the machine body (2), and the crushing grid (21) is positioned between the crushing chamber (3) and the discharge hole.

3. The filter press for the production of magnesium sulfate according to claim 1, characterized in that: the collecting device (5) comprises a conveyor belt (51) which is rotatably connected to the fixed table (1) and a collecting box (52) which is fixedly connected to the fixed table (1) and is positioned below the end part of the conveyor belt (51).

4. The filter press for the production of magnesium sulfate according to claim 3, characterized in that: the fixed station (1) is vertically fixedly provided with shielding plates (11) which are positioned on two sides of the conveyor belt (51) and are parallel to each other, the shielding plates (11) are abutted to the side edges of the conveyor belt (51), and the height of each shielding plate (11) is larger than that of the conveyor belt (51).

5. The filter press for the production of magnesium sulfate according to claim 4, characterized in that: the lower surface of the crushing chamber (3) is vertically and fixedly provided with a feeding channel (31) positioned right above the conveyor belt (51), and the height of the bottommost end of the feeding channel (31) is smaller than that of the top end of the shielding plate (11).

6. The filter press for the production of magnesium sulfate according to claim 1, characterized in that: the upper surface of the crushing chamber (3) is fixedly provided with a flow guide channel (32) which is communicated with a slag inlet and is in an inverted trapezoid shape, and the size and the shape of the upper opening of the flow guide channel (32) are completely the same as those of the discharge opening.

7. The filter press for the production of magnesium sulfate according to claim 1, characterized in that: the crushing roller (4) is arranged in a hollow mode, and a plurality of heating wires (43) are wound in the crushing roller (4).

8. The filter press for the production of magnesium sulfate according to claim 1, characterized in that: the utility model discloses a set firmly pond (6) on fixed station (1), the top end that the lateral wall of pond (6) is close to pond (6) is equipped with outlet duct (62) of intercommunication pond (6) admittedly, the one end that pond (6) were kept away from in outlet duct (62) has set firmly air exhauster (8), the bottom that the lateral wall of pond (6) is close to pond (6) has set firmly intake pipe (61) of intercommunication pond (6), the one end that pond (6) were kept away from in intake pipe (61) sets firmly breathing pipe (33) of the crushing room of intercommunication (3).