阅读说明：本技术 一种压干过滤系统 (Pressure drying and filtering system ) 是由 刘强 于 2021-09-15 设计创作，主要内容包括：本发明涉及过滤设备领域,特别是一种压干过滤系统,包括:机架,压榨过滤机构,用于对导入其内的原料进行压榨过滤以分离出原料中的固体物质和液体物质,且其上至少配置有接料管、固料排管以及液料排管；上料机构,用于向压榨过滤机构输送原料,其上配置有进料斗和出料管,且出料管的另一端与所述压榨过滤机构上的接料管连接；烘干机构,位于压榨过滤机构的一侧,固定安装在所述机架上,用于对压榨过滤机构分离出的固体物质进行烘干,且其输入端与压榨过滤机构的固料排管连接,提供了一种将碎料功能、固液分离功能以及烘干功能集于一体,功能组合性强,便于集中控制的压干过滤系统。(The invention relates to the field of filtering equipment, in particular to a press-drying filtering system, which comprises a rack, a press filtering mechanism, a material receiving pipe, a solid material discharging pipe and a liquid material discharging pipe, wherein the press filtering mechanism is used for press filtering a raw material introduced into the press filtering mechanism so as to separate solid substances and liquid substances in the raw material; the feeding mechanism is used for conveying raw materials to the squeezing and filtering mechanism, a feeding hopper and a discharging pipe are arranged on the feeding mechanism, and the other end of the discharging pipe is connected with a material receiving pipe on the squeezing and filtering mechanism; the drying mechanism is located one side of squeezing the filtering mechanism, and fixed mounting is in the frame for dry the solid matter that squeezes the filtering mechanism and separate, and its input is connected with the solid material calandria that squeezes the filtering mechanism, provide one kind with crushed aggregates function, solid-liquid separation function and stoving function collection in an organic whole, the functional combinability is strong, the centralized control's of being convenient for pressure dry filtration system.)

1. A pressure dry filtration system comprising:

the rack is fixed on the ground and can be used for installing and fixing equipment;

it is characterized by also comprising:

the squeezing and filtering mechanism is fixedly arranged on the frame, is used for squeezing and filtering the raw materials introduced into the squeezing and filtering mechanism to separate solid substances and liquid substances in the raw materials, and is at least provided with a material receiving pipe, a solid material discharge pipe and a liquid material discharge pipe;

the feeding mechanism is fixedly arranged on the rack and used for conveying raw materials to the squeezing and filtering mechanism, a feeding hopper and a discharging pipe are arranged on the feeding mechanism, and the other end of the discharging pipe is connected with a material receiving pipe on the squeezing and filtering mechanism;

and the drying mechanism is positioned on one side of the squeezing and filtering mechanism, is fixedly installed on the rack and is used for drying the solid matters separated by the squeezing and filtering mechanism, and the input end of the drying mechanism is connected with the solid material discharge pipe of the squeezing and filtering mechanism.

2. The press dry filter system of claim 1, wherein the press filter mechanism comprises:

the cylinder is fixedly arranged on the rack and is provided with an upper seal head and a lower seal head, and the upper seal head is provided with an exhaust pipe;

the filter pipe is fixedly arranged in the cylinder body, is coaxially arranged with the cylinder body, and is provided with a plurality of radially arranged liquid discharge holes on the side wall to form a filter screen;

the solid material storage cavity is positioned at the bottom of the filter pipe and is communicated with the solid material discharge pipe;

the extrusion unit is positioned in the filter pipe, can extrude the raw materials in the filter pipe and can scrape the raw materials on the pipe wall of the filter pipe into the solid material storage cavity;

the solid material discharge pipe is arranged on the lower sealing head, the material receiving pipe is fixed at the top end of the cylinder, one end of the material receiving pipe extends to be communicated with an inner cavity at the upper end of the filter pipe, and the liquid material discharge pipe is fixed on the side wall of the cylinder and is communicated with the inner cavity of the cylinder.

3. The pressure drying filter system of claim 2, wherein the squeeze unit comprises:

one end of the movable rod is provided with a power device for driving the movable rod to vertically move, and the other end of the movable rod extends to the inner cavity of the filter pipe;

the fixed plate is horizontally arranged in the filter pipe, and the top of the fixed plate is fixedly connected with one end of the movable rod, which is far away from the power device;

one end of the sliding rod is fixedly connected with the bottom of the fixed plate;

the pressing plate is horizontally arranged in the filter pipe, is connected with the slide rod in a sliding way and can move along the axial direction of the slide rod, and the diameter of the pressing plate is the same as the inner diameter of the filter pipe;

the limiting piece is fixed at one end of the sliding rod, which is far away from the fixed plate;

the material passing through holes are formed in the pressing plate vertically;

the scraper plate is wound around the central axis of the filter tube and is arranged on the side wall of the pressing plate;

the scraper is arranged on the side wall of the scraper and is in sliding contact fit with the inner wall of the filter pipe;

the material passing through hole is covered by the fixed plate after the pressing plate moves to be in contact with the fixed plate, and raw materials enter the filter tube through the material receiving tube and then enter the material passing through hole from the radial and axial gaps between the fixed plate and the pressing plate so as to flow into the lower side of the pressing plate.

4. The pressure drying filter system of claim 2, wherein the feed mechanism comprises:

the crushing bin is arranged on the rack, the feed hopper is fixedly connected to the top of the crushing bin, and a crushing assembly is arranged in the crushing bin;

the crushing bin discharge pipe is arranged at the bottom of the crushing bin and is communicated with the inner cavity of the crushing bin;

the sieving device is arranged at the lower end of the discharging pipe of the crushing bin and is used for sieving out large raw materials;

the material collecting hopper is positioned at the lower end of the sieving device, and one end of the material discharging pipe is fixedly communicated with the bottom of the sieving device and used for receiving the raw materials sieved by the sieving device;

the recovery device is positioned at one side of the sieving device and is used for conveying the large raw materials sieved by the sieving device back to the crushing bin;

one end of the feeding pipe is connected with one end of the discharging pipe, which is far away from the aggregate bin, and the other end of the feeding pipe is connected with the material receiving pipe.

5. The pressure drying filter system of claim 4, wherein the screening device comprises:

the screening frame is arranged at the lower end of the crushing bin, is fixedly arranged on the rack, and is symmetrically provided with stand columns at two sides;

the screening groove is right opposite to the lower end of the crushing bin discharge pipe, the bottom of the screening groove is of a net structure, and an opening is formed in one side of the screening groove;

the vibrating component is arranged between the screening groove and the screening frame, is used for generating vibration to the screening groove, and comprises vibrating blocks arranged on the screening groove, two movable plates symmetrically arranged on two sides of the bottom of the screening groove and movably connected to the screening frame, and a plurality of compression springs uniformly arranged between the screening groove and the movable plates, wherein one end of the movable plate close to the opening is rotatably connected with the screening frame;

the dumping assembly is fixed on the screening frame and comprises a hydraulic cylinder and two movable plates, wherein the hydraulic cylinder is vertically and upwards arranged on the output arm, the movable plates are far away from the supporting plate fixedly connected with one end of the opening, and the bottom of the supporting plate is hinged to the output arm of the hydraulic cylinder through a hinged seat.

6. The pressure drying filtration system of claim 5, wherein the collection hopper comprises:

the hopper body is arranged on the rack, and a hopper opening at the top of the hopper body is opposite to the bottom of the screening groove;

the stirring assembly is arranged in the hopper body and comprises a stirring motor fixedly arranged on the side wall of the hopper body, a stirring shaft arranged in the hopper body, wherein one end of the stirring shaft is connected with the output end of the stirring motor in a rotating mode, the other end of the stirring shaft is connected with the output end of the stirring motor, and a stirring blade arranged on the side wall of the stirring shaft.

7. The pressure drying filter system of claim 6, wherein the recovery device comprises:

the fixing column is arranged right opposite to the opening of the screening groove and vertically extends to the position of the feed hopper;

the guide groove is formed in the side wall, facing the opening, of the fixing column along the axial direction of the fixing column;

the supporting plate is connected in the guide groove in a sliding mode and can move back and forth along the length direction of the guide groove;

the receiving groove is arranged on the supporting plate, the bottom of one side, facing the feed hopper, of the receiving groove is connected with the supporting plate through a hinge, and the opposite side of the receiving groove is connected with the supporting plate through a telescopic oil cylinder;

and the supporting plate lifting assembly is arranged in the fixed column and used for driving the supporting plate to axially reciprocate along the fixed column.

8. The pressure drying and filtering system as claimed in claim 4, wherein a feeding motor is fixedly connected to the left side of the feeding pipe, a feeding rotating shaft is fixedly connected to the output end of the feeding motor, one end of the feeding rotating shaft, which is far away from the feeding motor, penetrates through the inner cavity of the feeding pipe, and a conveying blade is fixedly connected to the side wall of the feeding rotating shaft.

9. The filter-press system according to any one of claims 1-8, wherein the drying mechanism comprises:

the drying box is fixedly arranged on the rack and is a cuboid cavity with two open ends;

the conveying belt is fixedly arranged on the rack, penetrates through the drying box and extends to the lower end of the solid material discharge pipe at one end;

the drying assembly is arranged in the drying box;

the active carbon moisture absorption layer is arranged on the inner wall of the drying box;

the heat equalizing layer is arranged on the inner wall of the drying box and consists of a plurality of wave-shaped plates;

and the ultraviolet lamp tubes are arranged on two sides of the inner wall of the drying box.

10. The pressure drying filter system of claim 9, wherein the drying assembly comprises:

the lifting plate is horizontally arranged inside the drying box;

the electric telescopic rod is vertically welded on the inner wall of the top of the drying box, and a piston arm of the electric telescopic rod is fixedly connected with the top of the lifting plate;

the mounting seats are provided with a plurality of mounting seats, and are all mounted on the bottom surface of the lifting plate;

and the electric heating pipes are provided with a plurality of electric heating pipes which are correspondingly arranged on each mounting seat.

Technical Field

The invention relates to the field of filtering equipment, in particular to a press-drying filtering system.

Background

At present, with the increasing requirements of people on environmental protection and the requirements of scientific development and planning, solid-liquid mixture filtered by diatomite in food, chemical and pharmaceutical industries needs to be subjected to solid-liquid separation through a filtering and dehydrating device, but the filtering and dehydrating device mainly adopts a precipitation mode to perform solid-liquid separation at present, because a sedimentation tank is open, the occupied area is large, the precipitation time is long, the water content of solid after precipitation separation is high, the solid is generally dried in the sun, the influence of weather is large, and evaporated gas can also pollute air in the drying process; the filtering and dewatering device has the problems of complex system, large integral power consumption, high cost, large occupied area, more transfer equipment, serious secondary pollution, low industrial automation control degree and the like.

Disclosure of Invention

In view of the shortcomings of the prior art, the present invention provides a press drying filter system to solve the problems of the prior art.

The technical scheme of the invention is realized as follows:

a pressure dry filtration system comprising:

the rack is fixed on the ground and can be used for installing and fixing equipment;

it is characterized by also comprising:

the squeezing and filtering mechanism is fixedly arranged on the frame, is used for squeezing and filtering the raw materials introduced into the squeezing and filtering mechanism to separate solid substances and liquid substances in the raw materials, and is at least provided with a material receiving pipe, a solid material discharge pipe and a liquid material discharge pipe;

the feeding mechanism is fixedly arranged on the rack and used for conveying raw materials to the squeezing and filtering mechanism, a feeding hopper and a discharging pipe are arranged on the feeding mechanism, and the other end of the discharging pipe is connected with a material receiving pipe on the squeezing and filtering mechanism;

and the drying mechanism is positioned on one side of the squeezing and filtering mechanism, is fixedly installed on the rack and is used for drying the solid matters separated by the squeezing and filtering mechanism, and the input end of the drying mechanism is connected with the solid material discharge pipe of the squeezing and filtering mechanism.

Preferably, the press filter mechanism includes:

the cylinder is fixedly arranged on the rack and is provided with an upper seal head and a lower seal head, and the upper seal head is provided with an exhaust pipe;

the filter pipe is fixedly arranged in the cylinder body, is coaxially arranged with the cylinder body, and is provided with a plurality of radially arranged liquid discharge holes on the side wall to form a filter screen;

the solid material storage cavity is positioned at the bottom of the filter pipe and is communicated with the solid material discharge pipe;

the extrusion unit is positioned in the filter pipe, can extrude the raw materials in the filter pipe and can scrape the raw materials on the pipe wall of the filter pipe into the solid material storage cavity;

the solid material discharge pipe is arranged on the lower sealing head, the material receiving pipe is fixed at the top end of the cylinder, one end of the material receiving pipe extends to be communicated with an inner cavity at the upper end of the filter pipe, and the liquid material discharge pipe is fixed on the side wall of the cylinder and is communicated with the inner cavity of the cylinder.

Preferably, the pressing unit includes:

one end of the movable rod is provided with a power device for driving the movable rod to vertically move, and the other end of the movable rod extends to the inner cavity of the filter pipe;

the fixed plate is horizontally arranged in the filter pipe, and the top of the fixed plate is fixedly connected with one end of the movable rod, which is far away from the power device;

one end of the sliding rod is fixedly connected with the bottom of the fixed plate;

the pressing plate is horizontally arranged in the filter pipe, is connected with the slide rod in a sliding way and can move along the axial direction of the slide rod, and the diameter of the pressing plate is the same as the inner diameter of the filter pipe;

the limiting piece is fixed at one end of the sliding rod, which is far away from the fixed plate;

the material passing through holes are formed in the pressing plate vertically;

the scraper plate is wound around the central axis of the filter tube and is arranged on the side wall of the pressing plate;

the scraper is arranged on the side wall of the scraper and is in sliding contact fit with the inner wall of the filter pipe;

the material passing through hole is covered by the fixed plate after the pressing plate moves to be in contact with the fixed plate, and raw materials enter the filter tube through the material receiving tube and then enter the material passing through hole from the radial and axial gaps between the fixed plate and the pressing plate so as to flow into the lower side of the pressing plate.

Preferably, the feeding mechanism includes:

the crushing bin is arranged on the rack, the feed hopper is fixedly connected to the top of the crushing bin, and a crushing assembly is arranged in the crushing bin;

the crushing bin discharge pipe is arranged at the bottom of the crushing bin and is communicated with the inner cavity of the crushing bin;

the sieving device is arranged at the lower end of the discharging pipe of the crushing bin and is used for sieving out large raw materials;

the material collecting hopper is positioned at the lower end of the sieving device, and one end of the material discharging pipe is fixedly communicated with the bottom of the sieving device and used for receiving the raw materials sieved by the sieving device;

the recovery device is positioned at one side of the sieving device and is used for conveying the large raw materials sieved by the sieving device back to the crushing bin;

one end of the feeding pipe is connected with one end of the discharging pipe, which is far away from the aggregate bin, and the other end of the feeding pipe is connected with the material receiving pipe.

Preferably, the screening device comprises:

the screening frame is arranged at the lower end of the crushing bin, is fixedly arranged on the rack, and is symmetrically provided with stand columns at two sides;

the screening groove is right opposite to the lower end of the crushing bin discharge pipe, the bottom of the screening groove is of a net structure, and an opening is formed in one side of the screening groove;

the vibrating component is arranged between the screening groove and the screening frame, is used for generating vibration to the screening groove, and comprises vibrating blocks arranged on the screening groove, two movable plates symmetrically arranged on two sides of the bottom of the screening groove and movably connected to the screening frame, and a plurality of compression springs uniformly arranged between the screening groove and the movable plates, wherein one end of the movable plate close to the opening is rotatably connected with the screening frame;

the dumping assembly is fixed on the screening frame and comprises a hydraulic cylinder and two movable plates, wherein the hydraulic cylinder is vertically and upwards arranged on the output arm, the movable plates are far away from the supporting plate fixedly connected with one end of the opening, and the bottom of the supporting plate is hinged to the output arm of the hydraulic cylinder through a hinged seat.

Preferably, the collection hopper includes:

the hopper body is arranged on the rack, and a hopper opening at the top of the hopper body is opposite to the bottom of the screening groove;

the stirring assembly is arranged in the hopper body and comprises a stirring motor fixedly arranged on the side wall of the hopper body, a stirring shaft arranged in the hopper body, wherein one end of the stirring shaft is connected with the output end of the stirring motor in a rotating mode, the other end of the stirring shaft is connected with the output end of the stirring motor, and a stirring blade arranged on the side wall of the stirring shaft.

Preferably, the recovery device includes:

the fixing column is arranged right opposite to the opening of the screening groove and vertically extends to the position of the feed hopper;

the guide groove is formed in the side wall, facing the opening, of the fixing column along the axial direction of the fixing column;

the supporting plate is connected in the guide groove in a sliding mode and can move back and forth along the length direction of the guide groove;

the receiving groove is arranged on the supporting plate, the bottom of one side, facing the feed hopper, of the receiving groove is connected with the supporting plate through a hinge, and the opposite side of the receiving groove is connected with the supporting plate through a telescopic oil cylinder;

and the supporting plate lifting assembly is arranged in the fixed column and used for driving the supporting plate to axially reciprocate along the fixed column.

Preferably, a feeding motor is fixedly connected to the left side of the feeding pipe, a feeding rotating shaft is fixedly connected to the output end of the feeding motor, one end, far away from the feeding motor, of the feeding rotating shaft penetrates through the inner cavity of the feeding pipe, and a conveying blade is fixedly connected to the side wall of the feeding rotating shaft.

Preferably, the drying mechanism includes:

the drying box is fixedly arranged on the rack and is a cuboid cavity with two open ends;

the conveying belt is fixedly arranged on the rack, penetrates through the drying box and extends to the lower end of the solid material discharge pipe at one end;

the drying assembly is arranged in the drying box;

the active carbon moisture absorption layer is arranged on the inner wall of the drying box;

the heat equalizing layer is arranged on the inner wall of the drying box and consists of a plurality of wave-shaped plates;

and the ultraviolet lamp tubes are arranged on two sides of the inner wall of the drying box.

Preferably, the drying assembly includes:

the lifting plate is horizontally arranged inside the drying box;

the electric telescopic rod is vertically welded on the inner wall of the top of the drying box, and a piston arm of the electric telescopic rod is fixedly connected with the top of the lifting plate;

the mounting seats are provided with a plurality of mounting seats, and are all mounted on the bottom surface of the lifting plate;

and the electric heating pipes are provided with a plurality of electric heating pipes which are correspondingly arranged on each mounting seat.

Has the advantages that: according to the invention, the feeding mechanism, the squeezing and filtering mechanism and the drying mechanism are arranged, so that the material crushing function, the solid-liquid separation function and the drying function are integrated, the function combination is strong, and the centralized control is convenient; the raw materials can be respectively subjected to various unit operations of crushing, solid-liquid separation and solid drying through equipment; and after the raw materials enter the feeding mechanism, the solid parts in the raw materials can be crushed and screened, so that the solid parts of the raw materials entering the squeezing and filtering mechanism are fine in particles, aggregation blocks are avoided, the raw materials are conveniently conveyed, meanwhile, the efficiency of the squeezing and filtering mechanism for performing solid-liquid separation on the raw materials is higher, the solid raw materials obtained by separation in the squeezing and filtering mechanism are dried after passing through the drying mechanism.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a press filter mechanism according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion B of FIG. 2;

FIG. 4 is an enlarged view of portion A of FIG. 1;

fig. 5 is an internal structure view of the drying mechanism in the embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Reference is made in detail to fig. 1-5 of the drawings for various embodiments of the invention.

The invention discloses a press-drying filtering system, which comprises:

the device comprises a rack 1, a control device and a control device, wherein the rack 1 is fixed on the ground and can be used for installing and fixing equipment;

in the specific embodiment of the present invention, the method further includes:

a squeezing and filtering mechanism 2 fixedly installed on the frame 1 for squeezing and filtering the raw material introduced therein to separate solid and liquid substances from the raw material, and at least a material receiving pipe 21, a solid material discharging pipe 22 and a liquid material discharging pipe 23 are arranged thereon;

the feeding mechanism 3 is fixedly arranged on the rack and used for conveying raw materials to the squeezing and filtering mechanism 2, a feeding hopper 31 and a discharging pipe 32 are arranged on the feeding mechanism, and the other end of the discharging pipe 32 is connected with a material receiving pipe 21 on the squeezing and filtering mechanism 2;

and the drying mechanism 4 is positioned on one side of the squeezing and filtering mechanism 2, is fixedly installed on the rack 1, is used for drying the solid matters separated by the squeezing and filtering mechanism 2, and has an input end connected with a solid material discharge pipe 22 of the squeezing and filtering mechanism 2.

By adopting the technical scheme, the material crushing function, the solid-liquid separation function and the drying function are integrated through the feeding mechanism, the squeezing and filtering mechanism and the drying mechanism, so that the integrated material crushing and drying device has the advantages of strong functional combination and convenience in centralized control; the raw materials can be respectively subjected to various unit operations of crushing, solid-liquid separation and solid drying through equipment; and after the raw materials enter the feeding mechanism, the solid parts in the raw materials can be crushed and screened, so that the solid parts of the raw materials entering the squeezing and filtering mechanism are fine in particles, aggregation blocks are avoided, the raw materials are conveniently conveyed, meanwhile, the efficiency of the squeezing and filtering mechanism for performing solid-liquid separation on the raw materials is higher, the solid raw materials obtained by separation in the squeezing and filtering mechanism are dried after passing through the drying mechanism.

In an embodiment of the present invention, the press filter mechanism 2 includes:

the cylinder 24 is fixedly arranged on the frame 1, and is provided with an upper seal head 241 and a lower seal head 242, and the upper seal head 241 is provided with an exhaust pipe 2411;

the filter pipe 25 is fixedly arranged in the cylinder body 24, is coaxially arranged with the cylinder body 24, and is provided with a plurality of radially arranged liquid discharge holes 251 on the side wall to form a filter screen;

a solid material storage cavity 26 which is positioned at the bottom of the filter pipe 25 and is communicated with the solid material discharge pipe 22;

the extrusion unit 27 is positioned in the filter pipe 25, can extrude the raw material in the filter pipe 25, and can scrape the raw material on the pipe wall of the filter pipe 25 into the solid material storage cavity 26;

the solid material discharging pipe 22 is arranged on the lower end enclosure 242, the material receiving pipe 21 is fixed at the top end of the cylinder 24, one end of the material receiving pipe extends to be communicated with the inner cavity at the upper end of the filter pipe 25, and the liquid material discharging pipe 23 is fixed on the side wall of the cylinder 24 and is communicated with the inner cavity of the cylinder 24.

Through adopting above-mentioned technical scheme, when squeezing filter mechanism and using, the raw materials gets into to the filter tube through material receiving pipe in, the extrusion unit progressively compresses the raw materials in to the filter tube, scrape solid material storage intracavity with the raw materials on the pipe wall of filter tube, the raw materials is extrudeed and is taken off the liquid, and at this in-process, the liquid portion in the raw materials is discharged from the filter tube through the outage of filter screen, and simultaneously, the solid portion in the raw materials can't get into in the outage, it stores the intracavity to be extruded into solid material by the extrusion unit, gas in the barrel is discharged from the exhaust hole, the solid portion that obtains is discharged from solid material calandria, the liquid portion is discharged from liquid material calandria.

In a specific embodiment of the present invention, the pressing unit 27 includes:

a moving rod 271, one end of which is provided with a power device 100 for driving the moving rod to move vertically, and the other end of which extends to the inner cavity of the filtering pipe 25;

a fixed plate 272 horizontally disposed in the filtering pipe 25, the top of which is fixedly connected to one end of the movable rod 271 away from the power device 100;

a sliding rod 273 having one end fixedly connected to the bottom of the fixing plate 272;

the pressing plate 274 is horizontally arranged in the filter pipe 25, is connected with the sliding rod 273 in a sliding way and can move along the axial direction of the sliding rod 273, and the diameter of the pressing plate 274 is the same as the inner diameter of the filter pipe 25;

a limiting member 275 fixed to an end of the sliding rod 273 away from the fixing plate 272;

a plurality of material passing through holes 276 which are vertically arranged on the pressing plate 274;

a scraper 277 wound around the central axis of the filter tube 25 and arranged on the side wall of the pressure plate 274;

a scraper 278 arranged on the side wall of the scraper 277 and in sliding contact fit with the inner wall of the filter tube 25;

after the pressing plate 274 moves to contact with the fixing plate 272, the material passing through hole 276 is covered by the fixing plate 272, and after the raw material enters the filter pipe 25 through the material receiving pipe 21, the raw material enters the material passing through hole 276 from the radial and axial gaps between the fixing plate 272 and the pressing plate 274, and then flows into the lower side of the pressing plate 274.

By adopting the technical scheme, raw materials enter the filter pipe through the material receiving pipe and then enter the material passing through hole from the radial and axial gaps of the fixed plate and the pressing plate, and then flow into the lower side of the pressing plate, when the extrusion unit works, the power device drives the movable rod to move towards the bottom of the barrel body, the fixed plate on the movable rod moves synchronously, the pressing plate on the slide rod moves towards the fixed plate under the action of the raw materials in the filter pipe, after the pressing plate is contacted with the fixed plate, the material passing through hole is covered by the fixed plate and simultaneously drives the pressing plate to press downwards, so that the raw materials in the filter pipe are gradually compressed, liquid parts in the raw materials are discharged out of the filter pipe through the liquid discharge hole and separated from solid parts in the raw materials, the raw materials entering the lower side of the pressing plate cannot return to the pressing plate through the material passing through hole, the arranged scraper and the scraper move along with the pressing plate to scrape and extrude the pipe wall of the filter pipe, the solid part which can not pass through the liquid discharge hole is scraped and extruded into the solid material storage cavity, so that the raw material is prevented from being adhered to the inner pipe wall of the filter pipe.

It should be noted that the power device is one of an electrically controlled telescopic cylinder and a hydraulic cylinder, and the limiting member is a lock nut.

In a specific embodiment of the present invention, the feeding mechanism 3 includes:

a crushing bin 33 mounted on the frame 1, a feed hopper 31 fixedly connected to the top thereof, and a crushing unit 331 disposed inside thereof;

the crushing bin discharge pipe 34 is arranged at the bottom of the crushing bin 33 and is communicated with the inner cavity of the crushing bin 33;

the sieving device 35 is arranged at the lower end of the crushing bin discharge pipe 34 and is used for sieving out large raw materials;

the collecting hopper 36 is positioned at the lower end of the sieving device 35, and one end of the discharge pipe 32 is fixedly communicated with the bottom of the collecting hopper and is used for receiving the raw materials sieved by the sieving device 35;

the recovery device 37 is positioned at one side of the sieving device and is used for conveying the large raw materials sieved by the sieving device 35 back to the crushing bin;

and a feeding pipe 38, one end of which is connected with one end of the discharging pipe 32 far away from the collecting hopper 36, and the other end of which is connected with the material receiving pipe 21.

By adopting the technical scheme, during feeding, the raw materials are added into the crushing bin, the crushing bin can crush the solid part gathered in the raw materials, the crushed raw materials are transferred to the sieving device through the discharging pipe of the crushing bin, the sieving device screens the received raw materials, the solid part which does not conform to the specification is screened out, then the large raw materials screened out from the sieving device are conveyed back to the crushing bin through the recovery device, the solid part and the liquid part which meet the specification enter the material collecting hopper together, and finally the raw material in the material collecting hopper is conveyed into the squeezing and filtering mechanism through the material conveying pipe, furthermore, the solid part of the raw material conveyed by the feeding mechanism can be crushed and screened, so that the solid part of the raw material entering the squeezing and filtering mechanism is fine in particles, aggregation is avoided, the raw material is conveniently conveyed, and meanwhile, the efficiency of the squeezing and filtering mechanism in solid-liquid separation of the raw material is higher.

In a particular embodiment of the invention, said screening means 35 comprise:

the screening frame 351 is arranged at the lower end of the crushing bin 36, is fixedly arranged on the rack 1, and is symmetrically provided with upright posts 3511 at two sides;

the screening groove 352 is opposite to the lower end of the crushing bin discharge pipe 34, the bottom of the screening groove is of a net structure, and an opening 3521 is formed in one side of the screening groove;

the vibrating component 353 is arranged between the screening groove 352 and the screening frame 351, is used for vibrating the screening groove 352, and comprises a vibrating block 3531 arranged on the screening groove 352, two movable plates 3532 symmetrically arranged on two sides of the bottom of the screening groove 352 and movably connected to the screening frame 351, and a plurality of compression springs 3533 uniformly arranged between the screening groove 352 and the movable plates 3532, wherein one end of the movable plate 3532 close to the opening 3521 is rotatably connected with the screening frame 351;

the dumping assembly 354 is fixed on the sieving frame 351 and comprises a hydraulic cylinder 3541 with an output arm vertically arranged upwards and a bearing plate 3542 fixedly connected with one end of the two movable plates 3532 far away from the opening 3521, wherein the bottom of the bearing plate 3542 is hinged with the output arm of the hydraulic cylinder 3541 through a hinged seat.

By adopting the technical scheme, the screening groove is arranged on the screening frame, the bottom of the screening groove is of a net structure, one side of the screening groove is provided with an opening, the screening specification of solid parts in raw materials can be regulated by selecting the mesh size of the net structure, the opening on the screening groove is convenient for discharging the solid parts of the raw materials which do not conform to the specification, the vibration component arranged between the screening groove and the screening frame can realize the automatic vibration of the screening groove, the screening efficiency is improved, the dumping component fixed on the screening frame is arranged and used for lifting or descending one end of the screening groove, so that the screening groove becomes a slope and is matched with the opening arranged on one side of the screening groove, and when the opening side is higher than the side opposite to the opening, the screening groove can receive and screen; when one side of the opening is lower than the side opposite to the opening, the screening groove can dump screened raw materials which do not meet the screening specification, and the raw materials which do not meet the screening specification are dumped into the input end of the recovery device, so that the automatic screening of the crushed raw materials is completed; the stand that sets up and the cooperation of being connected of slider remove spacingly to the screening groove, improve the stability in screening groove.

In a specific embodiment of the present invention, the collection hopper 36 includes:

a hopper body 361 installed on the frame, a hopper opening at the top of which is opposite to the bottom of the screening groove 352;

stirring subassembly 362 is located in bucket 361, and includes agitator motor, agitator shaft 3622 and agitator blade 3623 of installing on the (mixing) shaft 3622 lateral wall that fixed mounting was on the bucket lateral wall, 3621 locate in the bucket 361 one end rotate with the inner wall of bucket 361 and be connected the other end and be connected with agitator motor 3621's output.

Through adopting above-mentioned technical scheme, the raw materials after the screening on the sieving mechanism, drop to the bucket internal, the internal stirring subassembly work of bucket, prevent that the partial solid part in the raw materials from deposiing, block up the bottom of bucket, cause the phenomenon of follow-up transport difficulty, stirring subassembly during operation, agitator motor's output drives the (mixing) shaft and rotates, the epaxial stirring vane synchronous rotation of stirring, and then the internal raw materials of bucket are stirred, the solid part in the raw materials mixes together with liquid portion, prevent the solid sediment in the raw materials, cause the transport problem of raw materials.

In a specific embodiment of the present invention, the recycling device 37 includes:

a fixing post 371 disposed right opposite to the opening 3521 of the sieving groove 352 and vertically extending to the position of the feed hopper 31;

the guide groove 372 is formed in the side wall, facing the opening, of the fixing column 371 along the axial direction of the fixing column 371;

a support plate 373 slidably coupled in the guide groove 372 and reciprocally movable along a length direction of the guide groove 372;

a receiving groove 374 installed on the support plate 373, wherein the bottom of one side facing the feeding hopper 31 is connected with the support plate 373 through a hinge, and the opposite side is connected with the support plate 373 through a telescopic cylinder 375;

and the supporting plate lifting component 376 is arranged in the fixed column 371 and used for driving the supporting plate 373 to axially reciprocate along the fixed column 371.

By adopting the technical scheme, the arranged recovery device can guide the solid part in the raw materials screened by the screening device into the crushing bin again, and after the dumping component dumps the raw materials which do not accord with the screening specification in the screening bin into the receiving bin, the supporting plate lifting component drives the supporting plate to ascend along the guide slot, transports the supporting plate to a position which is parallel to the height of the feeding hopper, dumps the raw materials which do not accord with the screening specification in the receiving bin into the feeding hopper, realizes the automatic recovery of the screened raw materials which do not accord with the screening specification, replaces the manual recovery and transportation, reduces the labor intensity of workers, and improves the production and recovery efficiency;

the support plate lifting assembly 375 comprises: fixed mounting is in the servo motor 3761 of fixed column 371 top and the vertical downward setting of output, vertically locate inside and one end of fixed column 371 and servo motor 3761's the same axle center fixed connection of output, the other end passes through lead screw 3762 and one end and the connecting block 3763 of backup pad 373 fixed connection and the other end and lead screw 3762 threaded connection of bearing and fixed column 371 bottom connection.

When the supporting plate lifting assembly works, the output end of the servo motor rotates to drive the screw rod to rotate synchronously, the connecting block in threaded connection with the screw rod vertically moves on the screw rod under the limit of the guide groove, and then the supporting plate connected with the connecting block vertically moves synchronously, so that the vertical movement of the receiving groove is realized, and the sieve material is recovered.

In the embodiment of the present invention, a feeding motor 381 is fixedly connected to the left side of the feeding pipe 38, a feeding rotating shaft 382 is fixedly connected to the output end of the feeding motor 381, one end of the feeding rotating shaft 382 far away from the feeding motor 381 penetrates through the inner cavity of the feeding pipe 38, and a conveying blade 383 is fixedly connected to the side wall of the feeding rotating shaft 381.

By adopting the technical scheme, after the feeding motor is started, the feeding rotating shaft and the output end of the feeding motor synchronously rotate, the conveying blades on the feeding rotating shaft synchronously rotate, and then the raw materials entering the feeding pipe are conveyed to the material receiving pipe.

In an embodiment of the present invention, the drying mechanism 4 includes:

the drying box 41 is fixedly arranged on the rack 1 and is a cuboid cavity with two open ends;

the conveying belt 42 is fixedly arranged on the rack 1, penetrates through the drying box 41, and one end of the conveying belt extends to the lower end of the solid material discharge pipe 22;

a drying assembly 43 disposed in the drying box 41;

an activated carbon moisture absorption layer 44 provided on the inner wall of the drying box 41;

the heat equalizing layer 45 is arranged on the inner wall of the drying box 41 and consists of a plurality of wave-shaped plates;

ultraviolet lamps 46 are provided on both sides of the inner wall of the drying box 41.

Through adopting the above technical scheme, the stoving mechanism of setting, can dry the solid part of squeezing filtering mechanism exhaust raw materials, disinfect, the conveyer belt of setting will squeeze the filtering mechanism and go up solid material of expecting calandria exhaust and receive and transfer to the stoving incasement, stoving subassembly in the stoving case is dried to solid material, the aqueous vapor of stoving incasement can be absorbed to the active carbon hygroscopic layer of setting, make the stoving incasement keep dry, the soaking layer of setting makes the heat distribution of stoving incasement even, the stoving effect is better, the ultraviolet tube of setting can produce the ultraviolet ray and disinfect to solid material.

In an embodiment of the present invention, the drying assembly 43 includes:

a lifting plate 431 horizontally placed inside the drying box 41;

the electric telescopic rod 432 is vertically welded on the inner wall of the top of the drying box 41, and a piston arm of the electric telescopic rod is fixedly connected with the top of the lifting plate 431;

a plurality of mounting seats 433 mounted on the bottom surface of the lifting plate 431;

a plurality of electric heating pipes 434 are correspondingly installed on each of the installation seats 433.

Through adopting above-mentioned technical scheme, the electric telescopic handle that sets up is connected with the lifter plate, and electric heating pipe passes through the mount pad to be installed on the bottom surface of lifter plate, and then can make the lifter plate go up and down through control electric lifter, adjusts electric heating pipe and the distance of expecting admittedly to the adjustment is to the intensity of baking of expecting admittedly, convenient operation.

In conclusion, the invention provides the press-drying filtering system which integrates the material crushing function, the solid-liquid separation function and the drying function, has strong functional combination and is convenient for centralized control.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.