CN214599571U

CN214599571U - Sludge extrusion crusher

Info

Publication number: CN214599571U
Application number: CN202023217611.1U
Authority: CN
Inventors: 张立平
Original assignee: Xuzhou Woli Energy Technology Co ltd
Current assignee: Zhang Shumei
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-05
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a sludge extrusion crusher, which comprises an underframe, a collet tray, a screen drum, a crushing device and a discharging device; a plurality of sieve holes penetrating through the wall of the sieve cylinder are uniformly distributed on the sieve cylinder, the sieve cylinder is fixedly arranged on the underframe, and the sieve cylinder and the bottom tray material tray jointly enclose a barrel-shaped structure with an open top; the crushing device comprises a main shaft, a wedge-shaped pressing plate assembly and a pressing roller assembly, wherein the bottom end of the main shaft penetrates through a bottom tray material tray, the bottom end of the main shaft is in transmission connection with a main shaft driving motor, an extrusion vertical panel of the wedge-shaped pressing plate assembly is fixedly arranged on the main shaft through a vertical panel supporting frame, and a rolling pressing roller of the pressing roller assembly is fixedly arranged on the main shaft through a pressing roller supporting frame; the discharging device comprises an annular discharging disc and a material guiding vertical plate. The utility model discloses can be effectively to containing more solid-state large granule impurity of irregular shape, the higher original form mud of moisture content is useless admittedly and is carried out broken handle, and then avoid damaging, improving the heat exchange efficiency of follow-up heat transfer mummification process because of the equipment that the mud granularity caused greatly.

Description

Sludge extrusion crusher

Technical Field

The utility model relates to a breaker specifically is a mud extrusion breaker suitable for carry out crushing treatment to mud useless admittedly, belongs to mud useless processing technology field admittedly.

Background

At present, in order to secondarily utilize domestic sludge solid waste such as river sludge, inspection well sludge and the like and industrial sludge solid waste such as paper making sludge, printing and dyeing sludge, coal slime and the like, the primary dehydration is generally carried out through a filter press (the water content of the sludge after the filter pressing treatment is about 60%), then the water content of the sludge after the filter pressing is reduced by adopting a heat exchange drying mode (the water content of the sludge after the drying treatment is generally controlled below 20%), and the important factor influencing the heat exchange efficiency and the final water content of the sludge is the granularity of the sludge. However, solid waste of sludge is usually not homogeneous, and often contains more solid large-particle impurities in irregular shapes, especially river sludge, inspection well sludge and other domestic sludge solid waste, often contains too many impurities such as stones, plastic blocks, wood blocks and the like, and the impurities with larger particle sizes not only prevent sludge dewatering, but also seriously cause equipment damage, taking the filter press as an example for primary dewatering process, in the filter press process, the narrowest distance between an upper pressure belt and a lower pressure belt of the filter press is usually about 5mm, and the impurities with particle sizes larger than 5mm often cause material clamping and blocking, and even damage the pressure belt.

For the crusher for sludge solid waste, the prior art generally adopts a mode of crushing by a rotary crushing knife or a mode of crushing by pair roller extrusion, but the sludge crusher with the traditional structure is suitable for relatively homogeneous industrial sludge solid waste such as paper-making sludge, printing and dyeing sludge and the like, and the sludge solid waste which is not high in water content and is not dried is often crushed, and aiming at the domestic sludge solid waste such as river sludge, inspection well sludge and the like, because the sludge contains more irregular solid large-particle impurities, the sludge solid waste in the original form needs to be crushed and pretreated before the preliminary dehydration through a filter press, however, the water content of the original sludge solid waste is high, so that the materials are easily adhered to the crushing cutter or the extrusion pair roller when the traditional sludge crusher is used for pretreatment, and the crushing effect is not ideal.

Disclosure of Invention

The problem to above-mentioned prior art exists, the utility model provides a sludge extrusion breaker can effectively carry out crushing treatment to the solid useless original form mud that contains more solid-state large granule impurity of irregular shape, moisture content is higher, makes the granularity of the solid useless of mud after the breakage be less than the settlement granularity, and then avoids damaging, the heat exchange efficiency who improves follow-up heat transfer mummification process because of the equipment that the mud granularity is big causes.

In order to achieve the purpose, the sludge extrusion crusher comprises an underframe, a bottom support material tray, a screen drum, a crushing device and a discharging device;

the bottom tray is positioned and arranged on the bottom frame; the screen drum is of a cylindrical structure which is coaxial with the bottom support material tray, a plurality of screen holes penetrating through the drum wall are uniformly distributed on the screen drum, the screen drum is fixedly arranged on the underframe, and the screen drum and the bottom support material tray jointly form a cylindrical structure with an open top;

the crushing device comprises a main shaft, a wedge-shaped pressing plate assembly and a pressing roller assembly; the main shaft which is coaxial with the bottom support material tray is arranged on the bottom frame through a bearing seat, the bottom end of the main shaft penetrates through the bottom support material tray and is hermetically connected with the bottom support material tray, and the bottom end of the main shaft is in transmission connection with a main shaft driving motor through a transmission mechanism; the wedge-shaped pressing plate assembly comprises an extrusion vertical plate and a vertical plate supporting frame, the extrusion vertical plate is fixedly arranged on the main shaft through the vertical plate supporting frame, the extrusion vertical plate is a vertical plate structure comprising an arc extrusion vertical surface and a material guide vertical surface, the arc extrusion vertical surface is in clearance fit with the inner surface of the screen cylinder, the clearance quantity is gradually increased along the rotation direction of the main shaft, one end of the material guide vertical surface is correspondingly and fixedly connected with the large clearance end of the arc extrusion vertical surface, and the other end of the material guide vertical surface is obliquely arranged towards the main shaft; the press roll assembly comprises a rolling press roll and a press roll support frame, the rolling press roll is fixedly arranged on the main shaft through the press roll support frame, the rolling press roll which is vertically arranged in the axial direction is arranged on the press roll support frame in a rolling fit manner, and the outer roll surface of the rolling press roll is abutted against the inner surface of the screen cylinder or is in clearance fit with the inner surface of the screen cylinder;

the discharging device comprises an annular discharging disc and a material guiding vertical plate; the annular discharging disc is coaxially arranged with the bottom tray material disc, is arranged on the bottom frame through a pivoting support and is positioned below the screen drum, and the annular discharging disc is in transmission connection with an annular discharging disc driving motor through a transmission mechanism; fixed mounting is on the chassis guide riser including keeping off material bounding wall part and stock guide part, and the bounding wall part is annular riser structure around annular row material dish, and is equipped with the row material opening in the bounding wall part, and the stock guide part is the perpendicular plate structure that sets up in row material open position soon that corresponds annular row material dish, and the one end and the bounding wall part of stock guide part are connected, the other end pastes and leans on the outer wall at a sieve section of thick bamboo.

As a further improvement of the utility model, the collet charging tray passes through drive mechanism and is connected with collet charging tray driving motor transmission.

As the utility model discloses a further improvement scheme, the same motor of collet charging tray driving motor and annular bin stock dish driving motor sharing, perhaps the same motor of collet charging tray driving motor and main shaft driving motor sharing.

As a further improvement of the utility model, the spiral direction of the main shaft or the vertical panel support frame or the compression roller support frame is provided with a guide push plate structure which can push the material to move towards the inner surface of the screen drum.

As the utility model discloses a further improvement scheme, wedge clamp plate assembly sets up to the multiunit in pairs along the diametric (al) of main shaft, and compression roller assembly sets up to the multiunit in pairs along the diametric (al) of main shaft, and clamp plate assembly and compression roller assembly along the setting of the interval equipartition in the circumferential direction of main shaft.

As the utility model discloses a further improvement scheme, wedge clamp plate subassembly sets up to two sets of in pairs along the diametric (al) of main shaft, and compression roller subassembly sets up to two sets of in pairs along the diametric (al) of main shaft, and two sets of wedge clamp plate subassemblies set up with two sets of compression roller subassemblies are perpendicular.

As a further improvement of the utility model, the sieve pores of the sieve cylinder are in a tapered hole structure with a small inside and a large outside, or the outer hole of the sieve pores of the sieve cylinder is arranged in a tapered guide hole structure.

As the utility model discloses a further improvement scheme, annular row material dish driving motor and the same motor of main shaft driving motor sharing.

Compared with the prior art, the main shaft of the sludge extrusion crusher drives the wedge-shaped pressing plate assembly and the compression roller assembly to rotate around the axis of the main shaft in the rotating process, when the extrusion vertical face plate passes through the sludge solid waste, the sludge solid waste is extruded into a gap between the arc extrusion vertical face and the inner surface of the screen cylinder under the guiding action of the guide vertical face and is discharged out of the screen cylinder through the screen holes, the rolling compression roller rotates when passing through the sludge solid waste, the sludge solid waste is discharged out of the screen cylinder through the screen holes under the rotating rolling action, the particle size can be controlled according to requirements by replacing the screen cylinders with different pore sizes, the sludge extrusion crusher is not only suitable for crushing the sludge solid waste with low water content before drying treatment, but also can effectively crush the sludge solid waste with high water content and high original form and containing more irregular-shaped solid large-particle impurities, and can be suitable for crushing the sludge solid waste with original form before preliminary dehydration of a filter press, The sludge solid waste with high water content is subjected to crushing pretreatment, so that equipment damage caused by large sludge particle size can be avoided, and the heat exchange efficiency of a subsequent heat exchange drying process is improved.

Drawings

Fig. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a schematic diagram of a three-dimensional mounting structure of the tray, the screen drum, the crushing device and the discharging device of the present invention;

FIG. 3 is a front view of the mounting of the tray, the screen drum, the crushing device and the discharging device of the present invention;

fig. 4 is a top view of fig. 3.

In the figure: 1. chassis, 2, collet charging tray, 3, a sieve section of thick bamboo, 4, main shaft, 5, wedge clamp plate subassembly, 51, extrusion vertical panel, 52, vertical panel support frame, 6, compression roller subassembly, 61, roll compression roller, 62, compression roller support frame, 7, annular row material dish, 8, guide riser, 81, the fender bounding wall part, 82, guide plate part.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, fig. 2 and fig. 3, the sludge extrusion crusher comprises a bottom frame 1, a bottom tray 2, a screen drum 3, a crushing device and a discharging device.

The bottom tray material tray 2 is positioned and arranged on the bottom frame 1; sieve section of thick bamboo 3 be the tubular structure with the coaxial setting of collet charging tray 2, the equipartition is equipped with a plurality of sieve meshes that run through the section of thick bamboo wall on the sieve section of thick bamboo 3, sieve section of thick bamboo 3 fixed mounting on chassis 1 and sieve section of thick bamboo 3 cup joint on collet charging tray 2, sieve section of thick bamboo 3 and collet charging tray 2 form the open tubbiness structure in top.

The crushing device comprises a main shaft 4, a wedge-shaped pressing plate assembly 5 and a pressing roller assembly 6; the main shaft 4 is installed on the chassis 1 through a bearing seat, the main shaft 4 and the bottom support material tray 2 are coaxially arranged, the bottom end of the main shaft 4 penetrates through the bottom support material tray 2, the main shaft 4 is hermetically connected with the bottom support material tray 2, and the bottom end of the main shaft 4 is in transmission connection with a main shaft driving motor through a transmission mechanism; as shown in fig. 4, the wedge-shaped pressing plate assembly 5 includes an extrusion vertical plate 51 and a vertical plate support 52, the extrusion vertical plate 51 is fixedly mounted on the main shaft 4 through the vertical plate support 52, the extrusion vertical plate 51 is a vertical plate structure including an arc extrusion vertical surface and a material guiding vertical surface, the arc extrusion vertical surface is in clearance fit with the inner surface of the screen cylinder 3, the clearance is gradually increased along the rotation direction of the main shaft 4, one end of the material guiding vertical surface is correspondingly and fixedly connected to the large clearance end of the arc extrusion vertical surface, and the other end of the material guiding vertical surface is inclined towards the main shaft 4; the press roller assembly 6 comprises a rolling press roller 61 and a press roller support frame 62, the rolling press roller 61 is fixedly mounted on the main shaft 4 through the press roller support frame 62, the rolling press roller 61 vertically arranged in the axial direction is mounted on the press roller support frame 62 in a rolling fit mode, the outer roller surface of the rolling press roller 61 is attached to the inner surface of the screen cylinder 3, or the outer roller surface of the rolling press roller 61 is in clearance fit with the inner surface of the screen cylinder 3.

The discharging device comprises an annular discharging disc 7 and a material guiding vertical plate 8; an annular discharge disc 7 which is coaxial with the bottom support material disc 2 is arranged on the underframe 1 through a pivoting support, the annular discharge disc 7 is positioned below the screen drum 3, and the annular discharge disc 7 is in transmission connection with an annular discharge disc driving motor through a transmission mechanism; the material guide vertical plate 8 fixedly mounted on the underframe 1 comprises a material blocking surrounding plate part 81 and a material guide plate part 82, the surrounding plate part 81 is in an annular vertical plate structure around the annular material discharging disc 7, a material discharging opening is formed in the surrounding plate part, the material guide plate part 82 is a vertical plate structure which is arranged at the position of the material discharging opening in the rotating direction corresponding to the annular material discharging disc 7, one end of the material guide plate part 82 is connected with the surrounding plate part 81, and the other end of the material guide plate part abuts against the outer wall of the screen cylinder 3.

When the sludge squeezing crusher is used for crushing solid sludge, after a main shaft driving motor and an annular discharge disc driving motor are started, solid sludge is guided into a screen drum 3 from the position right above the screen drum 3, and a wedge-shaped pressing plate assembly 5 and a compression roller assembly 6 are driven to rotate around the axis of the main shaft 4 in the rotation process of the main shaft 4; when the extrusion vertical plate 51 passes through the sludge solid waste, the sludge solid waste is extruded into a gap between the arc extrusion vertical surface and the inner surface of the screen cylinder 3 under the guiding action of the material guiding vertical surface, and the gap amount is gradually increased along the rotating direction of the main shaft 4, so that the sludge solid waste extruded into the gap is extruded again and is discharged out of the screen cylinder 3 through the screen holes; when the rolling compression roller 61 passes through the sludge solid waste, the rolling compression roller 61 rotates under the reaction force of extruding the sludge solid waste, and under the action of rotating and rolling, the extruded sludge solid waste is extruded again and is discharged out of the screen cylinder 3 through the screen holes; the solid sludge discharged from the screen drum 3, the particle size of which is controlled by the screen holes, falls onto the annular discharge tray 7, and the annular discharge tray 7 is conveyed to the discharge opening position and discharged from the discharge opening under the guiding action of the guide plate portion 82. This sludge extrusion breaker not only can be applicable to and carry out the breakage to the not high mud solid useless of moisture content before the mummification is handled, is applicable to moreover and carries out broken preliminary treatment to the original form, the mud solid useless that the moisture content is high before the pressure filter carries out preliminary dehydration, has the sieve section of thick bamboo 3 of different aperture size sieve meshes through the change, can realize controlling the granularity size as required.

In order to make the mud of leading-in sieve section of thick bamboo 3 useless admittedly to sieve section of thick bamboo 3's internal surface removal, and then more do benefit to the mud breakage, improve crushing efficiency, as the utility model discloses a further improvement scheme, collet charging tray 2 passes through drive mechanism and is connected with collet charging tray driving motor transmission, can realize providing centrifugal force to the mud of leading-in sieve section of thick bamboo 3 useless admittedly through controlling 2 rotations of collet charging tray, but collet charging tray driving motor and annular are arranged the same motor of material dish driving motor sharing, perhaps collet charging tray driving motor and main shaft driving motor sharing same motor, perhaps collet charging tray driving motor, annular is arranged material dish driving motor, main shaft driving motor sharing same motor.

In order to make the mud solid useless to the internal surface removal of a sieve section of thick bamboo 3 in leading-in sieve section of thick bamboo 3, and then more do benefit to the mud breakage, improve crushing efficiency, as the utility model discloses a further improvement scheme, corresponding main shaft 4 on main shaft 4 or facade board support frame 52 or the compression roller support frame 62 revolve to being equipped with the direction push pedal structure that can promote the material to sieve section of thick bamboo 3 internal surface removal, the direction push pedal structure can be the riser structure that the slope set up, also can be other guide plate structures such as arc flabellum plate structure.

In order to balance the extrusion force, avoid the unbalance loading to cause a sieve section of thick bamboo 3 to warp, as the utility model discloses a further improvement scheme, wedge clamp plate assembly 5 sets up in pairs to the multiunit along the diameter direction of main shaft 4, and compression roller assembly 6 sets up in pairs to the multiunit along the diameter direction of main shaft 4, and clamp plate assembly 5 and compression roller assembly 6 along the interval equipartition setting on the circumferential direction of main shaft 4. Wedge clamp plate subassembly 5 can be along the diameter direction of main shaft 4 to set up to two sets of in pairs, and compression roller subassembly 6 can be along the diameter direction of main shaft 4 to set up to two sets of in pairs, and two sets of wedge clamp plate subassemblies 5 set up with two sets of compression roller subassembly 6 are perpendicular.

In order to facilitate the solid waste of mud smoothly from a sieve mesh discharge sieve section of thick bamboo 3, as the utility model discloses a further improvement scheme, the sieve mesh of a sieve section of thick bamboo 3 is interior little outer big bell mouth structure, perhaps the outer orifice department of the sieve mesh of a sieve section of thick bamboo 3 sets up into toper guide mouth structure.

Claims

1. A sludge extrusion crusher comprises an underframe (1), a crushing device and a discharging device; the sieve is characterized by also comprising a bottom support material tray (2) and a sieve cylinder (3);

the bottom tray material tray (2) is positioned and installed on the bottom frame (1); the screen drum (3) is of a cylindrical structure which is coaxial with the bottom support material tray (2), a plurality of screen holes penetrating through the drum wall are uniformly distributed on the screen drum (3), the screen drum (3) is fixedly arranged on the bottom frame (1), and the screen drum (3) and the bottom support material tray (2) jointly form a barrel-shaped structure with an open top;

the crushing device comprises a main shaft (4), a wedge-shaped pressing plate assembly (5) and a compression roller assembly (6); a main shaft (4) which is coaxial with the bottom support material tray (2) is arranged on the bottom frame (1) through a bearing seat, the bottom end of the main shaft (4) penetrates through the bottom support material tray (2), the main shaft (4) is hermetically connected with the bottom support material tray (2), and the bottom end of the main shaft (4) is in transmission connection with a main shaft driving motor through a transmission mechanism; the wedge-shaped pressing plate assembly (5) comprises an extrusion vertical plate (51) and a vertical plate supporting frame (52), the extrusion vertical plate (51) is fixedly installed on the spindle (4) through the vertical plate supporting frame (52), the extrusion vertical plate (51) is a vertical plate structure comprising an arc extrusion vertical surface and a material guide vertical surface, the arc extrusion vertical surface is in clearance fit with the inner surface of the screen cylinder (3), the clearance amount is gradually increased along the rotating direction of the spindle (4), one end of the material guide vertical surface is correspondingly and fixedly connected to the large clearance end of the arc extrusion vertical surface, and the other end of the material guide vertical surface is inclined towards the spindle (4); the press roll assembly (6) comprises a rolling press roll (61) and a press roll support frame (62), the rolling press roll (61) is fixedly arranged on the main shaft (4) through the press roll support frame (62), the rolling press roll (61) vertically arranged in the axial direction is arranged on the press roll support frame (62) in a rolling fit mode, the outer roll surface of the rolling press roll (61) is attached to the inner surface of the screen drum (3) or the outer roll surface of the rolling press roll (61) is in clearance fit with the inner surface of the screen drum (3);

the discharging device comprises an annular discharging disc (7) and a material guiding vertical plate (8); an annular discharge disc (7) which is coaxial with the bottom tray material disc (2) is arranged on the bottom frame (1) through a pivoting support, the annular discharge disc (7) is positioned below the screen cylinder (3), and the annular discharge disc (7) is in transmission connection with an annular discharge disc driving motor through a transmission mechanism; guide riser (8) of fixed mounting on chassis (1) are annular riser structure including keeping off material bounding wall part (81) and guide plate part (82), bounding wall part (81) around annular row material dish (7), and be equipped with in the bounding wall part and arrange the material opening, guide plate part (82) are the rotatory riser structure that sets up in row material open position that corresponds annular row material dish (7), the one end and the bounding wall part (81) of guide plate part (82) are connected, the other end pastes and leans on the outer wall of a sieve section of thick bamboo (3).

2. The sludge extrusion crusher according to claim 1, wherein the bottom tray material tray (2) is in transmission connection with the bottom tray material tray driving motor through a transmission mechanism.

3. The sludge extrusion crusher of claim 2, wherein the bottom tray drive motor and the annular discharge tray drive motor share the same motor, or the bottom tray drive motor and the main shaft drive motor share the same motor.

4. The sludge extrusion crusher according to claim 1, wherein a guide push plate structure capable of pushing materials to move towards the inner surface of the screen cylinder (3) is arranged on the main shaft (4) or the vertical panel support frame (52) or the compression roller support frame (62) corresponding to the rotation direction of the main shaft (4).

5. The sludge extrusion crusher according to any one of claims 1 to 4, wherein the wedge-shaped pressing plate assemblies (5) are arranged in pairs along the diameter direction of the main shaft (4) into a plurality of groups, the compression roller assemblies (6) are arranged in pairs along the diameter direction of the main shaft (4) into a plurality of groups, and the pressing plate assemblies (5) and the compression roller assemblies (6) are uniformly arranged at intervals along the circumferential direction of the main shaft (4).

6. The sludge extrusion crusher according to claim 5, wherein the wedge-shaped pressing plate assemblies (5) are arranged in two groups in pairs along the diameter direction of the main shaft (4), the compression roller assemblies (6) are arranged in two groups in pairs along the diameter direction of the main shaft (4), and the two groups of wedge-shaped pressing plate assemblies (5) are arranged perpendicular to the two groups of compression roller assemblies (6).

7. The sludge extrusion crusher as claimed in any one of claims 1 to 4, wherein the screen holes of the screen cylinder (3) are in a tapered hole structure with a small inside and a large outside, or the outer hole of the screen cylinder (3) is provided with a tapered guide opening structure.

8. The sludge press crusher as claimed in any one of claims 1 to 4, wherein the annular discharge disc drive motor shares the same motor with the main shaft drive motor.