CN214654390U

CN214654390U - Constant back pressure device for inorganic sludge overlapping spiral dehydrator

Info

Publication number: CN214654390U
Application number: CN202023086544.4U
Authority: CN
Inventors: 刘旭东
Original assignee: Jiangsu Dongbang Machines Co ltd
Current assignee: Jiangsu Dongbang Machines Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-11-09
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a permanent backpressure device for inorganic mud folds spiral shell hydroextractor, concretely relates to sludge treatment equipment field, including folding spiral shell machine main part, main shaft and mud discharging port, the mud discharging port sets up in folding spiral shell machine main part one side, the main shaft sets up inside folding spiral shell machine main part, it is equipped with the framework to fold one side that spiral shell machine main part is close to the mud discharging port fixed. The utility model discloses a lug on the annular plate drives the annular plate rotates, make its and the backup pad in the stripper bar contact and extrude the propelling movement to it, and the stripper bar extrudees the stripper plate of both sides through the extrusion groove, make the locating lever inlay gradually and establish into the spacing inslot, when the locating lever on last backpressure board and the backpressure board inlays and establishes into the spacing inslot, go up the backpressure board and receive the restriction of locating lever and can not take place to remove with lower backpressure board, during the dismantlement, it makes lug and stripper bar separation contactless to rotate the annular plate, wholly through first spring and the rebound of second spring reset, overall structure convenient to detach and installation.

Description

Constant back pressure device for inorganic sludge overlapping spiral dehydrator

Technical Field

The utility model relates to a sludge treatment equipment field, concretely relates to constant back pressure device that is used for spiral shell hydroextractor is folded to inorganic mud.

Background

At present, the widely used spiral shell type sludge dewatering machine is provided with a back pressure plate at a sludge discharge port, the back pressure plate is fixed on a spiral shell stacking shaft by threads or set screws, a gap between the back pressure plate and the spiral shell stacking body is fixed, and when the sludge feeding amount in the spiral shell stacking body fluctuates, a large amount of sludge is accumulated in the spiral shell stacking body to generate overload, so that the spiral shell stacking body, the back pressure plate and the like are damaged in different degrees.

The utility model discloses a patent number CN 208995370U's utility model relates to a sludge treatment equipment discloses a fold spiral shell formula sludge dewaterer backpressure device, including folding the spiral shell body, seting up row's mud mouth on folding the spiral shell body, rotate and connect and fold spiral shell axle and cover in folding the spiral shell body and establish and fold the spiral shell axle and be close to row mud mouth one and serve the backpressure board, it is close to fold the spiral shell body one of mud mouth serves and is provided with row's mud cover, it orders about to be provided with on the row's mud cover fold spiral shell axle pivoted drive structure, it orders about to fold the epaxial being provided with of spiral shell the backpressure board is close to row's mud mouth to tight device, to tight device including setting up folding epaxial tight piece and the cover of supporting of spiral shell and overlap and be located the backpressure board and support tight spring between the tight piece.

The prior art has the following defects: the back pressure plate is used for a long time, and excessive impurities are remained and accumulated on the surface, so that subsequent use is influenced, and the back pressure plate needs to be disassembled for overhauling and maintenance.

SUMMERY OF THE UTILITY MODEL

For this, the utility model provides a permanent backpressure device for spiral shell hydroextractor is folded to inorganic mud, lug through the annular plate drive on the annular plate rotates, make its and the interior stripper bar contact of backup pad and extrude the propelling movement to it, and the stripper bar extrudees the stripper plate of both sides through the extrusion groove, make the locating lever inlay gradually and establish into the spacing inslot, when the locating lever on last backpressure board and the lower backpressure board inlays and establishes into the spacing inslot, go up the backpressure board and receive the restriction of locating lever and can not take place to remove with lower backpressure board, during the dismantlement, it makes lug and stripper bar separation contactless to rotate the annular plate, wholly through first spring and the rebound of second spring reset, overall structure convenient to detach and installation.

In order to achieve the above object, the present invention provides the following technical solutions: a constant back pressure device for an inorganic sludge spiral shell laminating dehydrator comprises a spiral shell laminating machine main body, a main shaft and a sludge discharge port, wherein the sludge discharge port is arranged on one side of the spiral shell laminating machine main body, the main shaft is arranged in the spiral shell laminating machine main body, one side of the spiral shell laminating machine main body, which is close to the sludge discharge port, is fixedly provided with a frame body, the cross section of the frame body is arranged in a U shape, the main shaft penetrates through the sludge discharge port and extends into the frame body, one end of the main shaft, which is far away from the spiral shell laminating machine main body, is connected with the inner wall of the frame body through a bearing, one side of the frame body, which is far away from the spiral shell laminating machine main body, is fixedly provided with a driving device, the driving device is arranged on one side of the main shaft, a fixing plate is arranged in the frame body, the fixing plate is movably sleeved outside the main shaft, a movable cavity is arranged in the fixing plate, one side of the fixing plate, which is far away from the spiral shell laminating machine main body, is provided with an annular hole, which is arranged on one side of the movable cavity, an annular plate is arranged inside the annular hole, the annular plate penetrates through the annular hole and extends to the outside of the annular hole, the annular hole is communicated with a movable cavity, the annular plate is in threaded connection with the annular hole, an annular plate is arranged inside the movable cavity, the annular plate is arranged on one side of the annular plate, the annular plate is fixedly connected with the annular plate, protruding blocks are fixedly arranged at the top and the bottom of the annular plate, an upper back pressing plate and a lower back pressing plate are respectively sleeved at the top and the bottom of the fixed plate, the upper back pressing plate and the lower back pressing plate are symmetrically arranged around the central axis of the fixed plate, positioning holes are respectively formed in one sides of the upper back pressing plate and the lower back pressing plate, a supporting plate is arranged inside the positioning holes, a placing groove is formed in one end of the supporting plate close to the fixed plate, an extrusion rod is arranged inside the placing groove, and two extrusion grooves are respectively formed in the front side and the back side of one end of the extrusion rod far away from the fixed plate, two extrusion grooves are symmetrically arranged about the central axis of the extrusion rod, an extrusion plate is arranged in each extrusion groove, a positioning rod is fixedly arranged on one side of each extrusion plate, which is far away from each extrusion groove, a first spring is sleeved outside each positioning rod, one end of each first spring is fixedly connected with one side of each extrusion plate, which is far away from each extrusion groove, the other ends of the first springs are fixedly embedded in the inner walls of the front and rear sides of the placement groove, respectively, the front and rear sides of the upper back pressure plate and the lower back pressure plate are provided with limiting grooves, the two limiting grooves are respectively arranged on the front and rear sides of the positioning holes, the limiting grooves are communicated with the positioning holes, the positioning rods penetrate through the support plate and extend to the insides of the limiting grooves, a second spring is fixedly arranged at the end part of each extrusion rod, which is far away from the fixed plate, is fixedly connected with the inner wall of the placement groove, one end of the support plate, which is close to the fixed plate, penetrates through the fixed plate and extends to the inside of the movable cavity, the lug is contacted with one end of the extrusion rod close to the fixed plate.

Furthermore, drive arrangement is the motor, the motor sets up in the framework and keeps away from the one side of stacking the spiral shell machine main part, the motor output runs through the framework and extends to the framework inside, motor output and main shaft fixed connection.

Furthermore, a third spring is fixedly arranged on one side, away from the screw stacking machine main body, of the fixing plate, the third spring is sleeved outside the main shaft, and one end, away from the fixing plate, of the third spring is fixedly connected with the inner wall of the frame body.

Furthermore, the bottom of the frame body is provided with a containing box.

Furthermore, the diameter of the spliced upper back pressure plate and the spliced lower back pressure plate is larger than that of the sludge discharge port.

Further, it has the case lid to fold spiral shell machine main part and be close to one side top of framework articulated, the case lid is kept away from the one end and is contacted with the framework top of folding spiral shell machine main part, the case lid passes through bolted connection with the framework.

Furthermore, one side of the extrusion groove close to the extrusion plate is arc-shaped.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a lug on the annular plate is driven to rotate by the annular plate, make its extrusion stem contact in with the backup pad and extrude the propelling movement to it, make it move to the direction that is close to last back pressing plate and lower back pressing plate respectively, and the extrusion stem is when moving, extrude the stripper plate of both sides through the extrusion groove, the stripper plate is extruded and is driven the locating lever and move outward, and inlay gradually and establish into the spacing groove that is linked together with the locating hole, when the locating lever on last back pressing plate and the lower back pressing plate inlays and establishes into the spacing groove, last back pressing plate and lower back pressing plate receive the restriction of locating lever and can not take place the removal, when dismantling, rotate the annular plate and drive lug and the stripper plate separation on the annular plate and not contact, the stripper plate is kick-backed by the second spring and is reset, the locating lever is not atress and is kick-backed and reset with the help of first spring simultaneously, overall structure is convenient for dismantling and installing;

2. the utility model discloses a circular ring on annular plate and the fixed plate is threaded connection, so lug on the annular plate also receives the spacing fixed of annular plate when carrying out the extrusion to the stripper bar, makes it can not take place to remove, has promoted holistic joint strength and stability.

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. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a cross-sectional view of the overall structure provided by the present invention;

FIG. 2 is an enlarged view of the portion A in FIG. 1 according to the present invention;

FIG. 3 is a side sectional view of the fixing plate, the movable cavity and the positioning hole provided by the present invention;

fig. 4 is an enlarged view of a portion B in fig. 3 according to the present invention.

In the figure: 1 pile spiral shell machine main part, 2 main shafts, 3 row mud mouth, 4 frameworks, 5 fixed plates, 6 activity chambeies, 7 annular holes, 8 annular plates, 9 annular plates, 10 lugs, 11 upper back clamp plates, 12 lower back clamp plates, 13 locating holes, 14 backup pads, 15 standing grooves, 16 extrusion rods, 17 extrusion grooves, 18 extrusion plates, 19 locating rods, 20 first springs, 21 spacing grooves, 22 second springs, 23 motors, 24 third springs, 25 containing boxes, 26 case lids.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-4 of the specification, the constant back pressure device for the inorganic sludge spiral shell stacking dehydrator comprises a spiral shell stacking machine body 1, a main shaft 2 and a sludge discharge port 3, wherein the sludge discharge port 3 is arranged on one side of the spiral shell stacking machine body 1, the main shaft 2 is arranged inside the spiral shell stacking machine body 1, a frame body 4 is fixedly arranged on one side of the spiral shell stacking machine body 1 close to the sludge discharge port 3, the section of the frame body 4 is U-shaped, the main shaft 2 penetrates through the sludge discharge port 3 and extends into the frame body 4, one end of the main shaft 2 far away from the spiral shell stacking machine body 1 is connected with the inner wall of the frame body 4 through a bearing, a driving device is fixedly arranged on one side of the frame body 4 far away from the spiral shell stacking machine body 1, a fixing plate 5 is arranged inside the frame body 4, the fixing plate 5 is movably sleeved outside the main shaft 2, a movable cavity 6 is arranged inside the fixing plate 5, an annular hole 7 is formed in one side, far away from the screw stacking machine main body 1, of the fixing plate 5, the annular hole 7 is arranged on one side of the movable cavity 6, an annular plate 8 is arranged inside the annular hole 7, the annular plate 8 penetrates through the annular hole 7 and extends to the outside of the annular hole 7, the annular hole 7 is communicated with the movable cavity 6, the annular plate 8 is in threaded connection with the annular hole 7, an annular plate 9 is arranged inside the movable cavity 6, the annular plate 9 is arranged on one side of the annular plate 8, the annular plate 9 is fixedly connected with the annular plate 8, protruding blocks 10 are fixedly arranged at the top and the bottom of the annular plate 9, an upper back pressure plate 11 and a lower back pressure plate 12 are respectively sleeved at the top and the bottom of the fixing plate 5, the upper back pressure plate 11 and the lower back pressure plate 12 are symmetrically arranged relative to the central axis of the fixing plate 5, and a positioning hole 13 is formed in one side, close to the fixing plate 5, of the upper back pressure plate 11 and the lower back pressure plate 12, a supporting plate 14 is arranged inside the positioning hole 13, a placing groove 15 is formed at one end of the supporting plate 14 close to the fixing plate 5, an extruding rod 16 is arranged inside the placing groove 15, two extruding grooves 17 are formed at the front side and the rear side of one end of the extruding rod 16 far away from the fixing plate 5, the two extruding grooves 17 are symmetrically arranged about the central axis of the extruding rod 16, an extruding plate 18 is arranged inside the extruding groove 17, a positioning rod 19 is fixedly arranged at one side of the extruding plate 18 far away from the extruding grooves 17, a first spring 20 is sleeved outside the positioning rod 19, one end of each first spring 20 is fixedly connected with one side of the two extruding plates 18 far away from the extruding grooves 17, the other ends of the two first springs 20 are fixedly embedded in the inner walls at the front side and the rear side of the placing groove 15 respectively, limiting grooves 21 are formed at the front side and the rear side of the upper back pressure plate 11 and the lower back pressure plate 12 respectively, and the two limiting grooves 21 are arranged at the front side and the rear side of the positioning hole 13 respectively, the limiting groove 21 is communicated with the positioning hole 13, the positioning rod 19 penetrates through the supporting plate 14 and extends to the inside of the limiting groove 21, a second spring 22 is fixedly arranged at the end part of one end, away from the fixing plate 5, of the extrusion rod 16, the second spring 22 is fixedly connected with the inner wall of one end, away from the fixing plate 5, of the placing groove 15, one end, close to the fixing plate 5, of the supporting plate 14 penetrates through the fixing plate 5 and extends to the inside of the movable cavity 6, and the protruding block 10 is in contact with one end, close to the fixing plate 5, of the extrusion rod 16.

Further, drive arrangement is motor 23, motor 23 sets up in frame 4 and keeps away from one side of folding spiral shell machine main part 1, motor 23 output runs through frame 4 and extends to inside the frame 4, motor 23 output and main shaft 2 fixed connection are driven by motor 23, easy operation, labour saving and time saving.

Further, one side of the fixing plate 5, which is far away from the screw stacking machine main body 1, is fixedly provided with a third spring 24, the third spring 24 is sleeved outside the main shaft 2, one end of the third spring 24, which is far away from the fixing plate 5, is fixedly connected with the inner wall of the frame body 4, so that the upper back pressure plate 11 and the lower back pressure plate 12 can be subjected to position adjustment along with the sludge discharge amount.

Further, the bottom of the frame body 4 is provided with a containing box 25, so that mud plates can be conveniently collected.

Further, the diameter of the spliced upper back pressure plate 11 and the spliced lower back pressure plate 12 is larger than that of the sludge discharge port 3, and the sludge discharge port 3 is blocked.

Further, it has case lid 26 to fold spiral shell machine main part 1 and be close to one side top of framework 4 articulated, the one end that case lid 26 kept away from folding spiral shell machine main part 1 contacts with the framework 4 top, case lid 26 passes through bolted connection with framework 4, and the user of being convenient for operates, installs the dismantlement to last back pressure plate 11 and lower back pressure plate 12.

Furthermore, one side of the extrusion groove 17 close to the extrusion plate 18 is arc-shaped, so that the extrusion plate 18 can be extruded and pushed conveniently.

The implementation scenario is specifically as follows:

when the utility model is used, a user takes down the bolt to open the box cover 26, then the upper back pressure plate 11 and the lower back pressure plate 12 are placed inside the frame body 4 and are clamped with the supporting plate 14 on the fixed plate 5 through the positioning hole 13, then the annular plate 8 is rotated to enable the annular plate 8 to drive the annular plate 9 to rotate, the annular plate 9 drives the lug 10 thereon to rotate when rotating, the lug 10 contacts with the extrusion rod 16 in the supporting plate 14 in the rotating process and extrudes and pushes the lug to enable the lug to move towards the direction close to the upper back pressure plate 11 and the lower back pressure plate 12 respectively, while the extrusion rod 16 moves, the extrusion plates 18 on both sides are extruded through the extrusion grooves 17, the extrusion plates 18 are extruded to drive the positioning rod 19 to move outwards and are gradually embedded into the limiting groove 21 communicated with the positioning hole 13, when the positioning rods 19 on the upper back pressure plate 11 and the lower back pressure plate 12 are embedded into the limiting groove 21, the upper back pressure plate 11 and the lower back pressure plate 12 are limited by the positioning rod 19 and cannot move, and the annular plate 8 is in threaded connection with the annular hole 7 in the fixing plate 5, so that the lug 10 on the annular plate 9 is limited and fixed by the annular plate 8 while extruding the extrusion rod 16, and cannot move, when the screw machine is used, the motor 23 drives the spindle 2 to rotate, when the spindle 2 rotates, sludge in the screw machine body 1 is discharged from the sludge discharge port 3, the upper back pressure plate 11 and the lower back pressure plate 12 can adjust the position according to the discharge amount of the sludge through the resilience of the third spring 24, when the screw machine is disassembled, the annular plate 8 can be rotated, the lug 10 on the annular plate 9 is driven by the annular plate 8 to be separated from the extrusion rod 16 and not contacted, the extrusion rod 16 is rebounded by the second spring 22 to reset, and meanwhile, the positioning rod 19 is rebounded and reset by the first spring 20.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a permanent backpressure device for spiral shell hydroextractor is folded to inorganic mud, is including folding spiral shell machine main part (1), main shaft (2) and mud discharge port (3), mud discharge port (3) set up in folding spiral shell machine main part (1) one side, main shaft (2) set up inside folding spiral shell machine main part (1), its characterized in that: a frame body (4) is fixedly arranged on one side, close to the sludge discharge port (3), of the screw stacking machine body (1), the section of the frame body (4) is U-shaped, the main shaft (2) penetrates through the sludge discharge port (3) and extends into the frame body (4), one end, far away from the screw stacking machine body (1), of the main shaft (2) is connected with the inner wall of the frame body (4) through a bearing, a driving device is fixedly arranged on one side, far away from the screw stacking machine body (1), of the frame body (4), the driving device is arranged on one side of the main shaft (2), a fixing plate (5) is arranged inside the frame body (4), the fixing plate (5) is movably sleeved outside the main shaft (2), a movable cavity (6) is formed inside the fixing plate (5), an annular hole (7) is formed in one side, far away from the screw stacking machine body (1), of the annular hole (7) is formed in one side of the movable cavity (6), the novel fixing plate is characterized in that an annular plate (8) is arranged inside the annular hole (7), the annular plate (8) penetrates through the annular hole (7) and extends to the outside of the annular hole (7), the annular hole (7) is communicated with the movable cavity (6), the annular plate (8) is in threaded connection with the annular hole (7), a ring plate (9) is arranged inside the movable cavity (6), the ring plate (9) is arranged on one side of the annular plate (8), the ring plate (9) is fixedly connected with the annular plate (8), protruding blocks (10) are fixedly arranged at the top and the bottom of the ring plate (9), an upper back pressing plate (11) and a lower back pressing plate (12) are respectively sleeved at the top and the bottom of the fixing plate (5), the upper back pressing plate (11) and the lower back pressing plate (12) are symmetrically arranged relative to the central axis of the fixing plate (5), a positioning hole (13) is respectively formed in one side, close to the fixing plate (5), of the upper back pressing plate (11) and the lower back pressing plate (12), a supporting plate (14) is arranged inside the positioning hole (13), a placing groove (15) is formed in one end, close to the fixing plate (5), of the supporting plate (14), an extrusion rod (16) is arranged inside the placing groove (15), two extrusion grooves (17) are formed in the front side and the rear side of one end, far away from the fixing plate (5), of the extrusion rod (16), the two extrusion grooves (17) are symmetrically arranged about the central axis of the extrusion rod (16), an extrusion plate (18) is arranged inside the extrusion groove (17), a positioning rod (19) is fixedly arranged on one side, far away from the extrusion groove (17), of the extrusion plate (18), a first spring (20) is sleeved outside the positioning rod (19), one end of each of the two first springs (20) is fixedly connected with one side, far away from the extrusion groove (17), of the two extrusion plates (18), and the other end of each of the two first springs (20) is fixedly embedded in the inner walls of the front side and the rear side of the placing groove (15), go up back clamp plate (11) and back clamp plate (12) front and back both sides all seted up spacing groove (21), two spacing grooves (21) set up both sides around locating hole (13) respectively, spacing groove (21) are linked together with locating hole (13), locating lever (19) run through backup pad (14) and extend to inside spacing groove (21), the one end fixing that fixed plate (5) were kept away from in extrusion stem (16) is equipped with second spring (22), the one end inner wall fixed connection that fixed plate (5) were kept away from in second spring (22) and standing groove (15), the one end that backup pad (14) are close to fixed plate (5) runs through fixed plate (5) and extends to inside activity chamber (6), lug (10) and extrusion stem (16) contact near the one end of fixed plate (5).

2. The constant back pressure device for the inorganic sludge stacked spiral dehydrator according to claim 1, wherein: the driving device is a motor (23), the motor (23) is arranged on one side, away from the screw stacking machine main body (1), of the frame body (4), the output end of the motor (23) penetrates through the frame body (4) and extends into the frame body (4), and the output end of the motor (23) is fixedly connected with the spindle (2).

3. The constant back pressure device for the inorganic sludge stacked spiral dehydrator according to claim 1, wherein: one side of the fixing plate (5) far away from the screw stacking machine main body (1) is fixedly provided with a third spring (24), the main shaft (2) is sleeved with the third spring (24), and one end, far away from the fixing plate (5), of the third spring (24) is fixedly connected with the inner wall of the frame body (4).

4. The constant back pressure device for the inorganic sludge stacked spiral dehydrator according to claim 1, wherein: and a storage box (25) is arranged at the bottom of the frame body (4).

5. The constant back pressure device for the inorganic sludge stacked spiral dehydrator according to claim 1, wherein: the diameter of the spliced upper back pressure plate (11) and the spliced lower back pressure plate (12) is larger than that of the sludge discharge port (3).

6. The constant back pressure device for the inorganic sludge stacked spiral dehydrator according to claim 1, wherein: fold spiral shell machine main part (1) and be close to one side top of framework (4) and articulate there is case lid (26), the one end that fold spiral shell machine main part (1) was kept away from in case lid (26) contacts with framework (4) top, case lid (26) pass through bolted connection with framework (4).

7. The constant back pressure device for the inorganic sludge stacked spiral dehydrator according to claim 1, wherein: one side of the extrusion groove (17) close to the extrusion plate (18) is arc-shaped.