CN220788351U

CN220788351U - Mud cake pressing device

Info

Publication number: CN220788351U
Application number: CN202322290386.1U
Authority: CN
Inventors: 王振勇; 蒋荣; 胡洪良
Original assignee: Suzhou Kejin Environmental Protection Technology Co ltd
Current assignee: Suzhou Kejin Environmental Protection Technology Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-04-16
Anticipated expiration: 2033-08-25

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly relates to a sludge cake pressing device which comprises a base, wherein guide posts are arranged at four corners above the base, guide plates are sleeved on the outer sides of the guide posts in a sliding manner, the lower sides of the guide plates are connected with hollow sleeves, and feeding holes are formed in the outer sides of the hollow sleeves; the upper side of the guide post is provided with a cover plate, the lower side of the cover plate is provided with a hydraulic rod, the telescopic end of the hydraulic rod penetrates through the guide plate and is connected with an extrusion plate, and the outer side of the extrusion plate is attached to the inner wall of the hollow sleeve; the outer side of the telescopic end of the hydraulic rod is sleeved with a squeezing ring, and a squeezing spring is connected between the squeezing ring and the guide plate; the device applies pressure to the sludge inside the permeable positioning cylinder by using the extruding plate, and after a small amount of sludge is pressed, the water is discharged from the inside of the permeable positioning cylinder, and at the moment, the dehydrated sludge can be pressed into a cake shape; and the cake-shaped sludge is more convenient to carry and collect.

Description

Mud cake pressing device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sludge cake pressing device.

Background

Sludge is waste produced in sewage treatment, contains a large amount of water and organic substances, and causes serious pollution to the environment. Before sludge is treated, the sludge needs to be dried and dehydrated to reduce the volume of the sludge. Common sludge dewatering modes include a filter pressing method, a centrifugal method and the like. The filter pressing method is to filter the sludge by using filter cloth, and then extrude the water in the sludge by pressure to realize the rapid dehydration of the sludge.

The filter pressing method mainly uses a plate-and-frame filter press to separate mud from water, after the mud from water is separated, a filter cloth unit is pulled open to enable gaps to be generated between the filter cloth units, dried sludge is automatically separated from the filter cloth units under the action of gravity, the sludge can be scattered due to impact after falling, and when the volume of the dried sludge is small, the sludge is difficult to effectively collect; in the present stage, the amount of sewage generated by many small factories is small, the amount of sludge generated after sewage is treated is also small, and the sludge is difficult to effectively collect after the sludge is scattered; therefore, we propose a sludge cake pressing device for pressing water-containing sludge into sludge cakes so as to facilitate the transportation and collection of desiccated sludge.

Disclosure of Invention

The utility model aims to provide a sludge cake pressing device so as to solve the problem that the existing sludge in the background art is scattered after drying.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sludge cake pressing device comprises a base, wherein guide posts are arranged at four corners above the base, guide plates are sleeved on the outer sides of the guide posts in a sliding manner, the lower sides of the guide plates are connected with hollow sleeves, and feeding holes are formed in the outer sides of the hollow sleeves; the upper side of the guide post is provided with a cover plate, the lower side of the cover plate is provided with a hydraulic rod, the telescopic end of the hydraulic rod penetrates through the guide plate and is connected with an extrusion plate, and the outer side of the extrusion plate is attached to the inner wall of the hollow sleeve; the outer side of the telescopic end of the hydraulic rod is sleeved with a squeezing ring, and a squeezing spring is connected between the squeezing ring and the guide plate; a water-permeable positioning cylinder is arranged between the hollow sleeve and the base; the inner side of the water permeable positioning cylinder is provided with a steel wire mesh, and the inner side of the steel wire mesh is provided with filter cloth.

Preferably, the outside cover of apron is equipped with outer lag, the outside cover of deflector is equipped with interior lag, the upper end of interior lag is pegged graft in the inboard of outer lag.

Preferably, the water permeable positioning cylinder comprises a positioning ring, a water permeable plate is arranged below the inner side of the positioning ring, and a water trough is arranged on the inner side of the positioning ring.

Preferably, the upper side of base has seted up the constant head tank, the outside lower extreme and the constant head tank looks adaptation of holding ring, the wash port that runs through the base is seted up to the lower extreme of constant head tank.

Preferably, the mounting groove has been seted up to the downside of constant head tank, reset spring is installed to the inboard of mounting groove, reset spring's upside is connected with the backup pad, the backup pad is located the downside of permeable positioning section of thick bamboo.

Preferably, the support plate comprises a guide ring, and a guide groove matched with the guide ring is formed in the lower wall of the inner side of the positioning groove.

Preferably, the outside of guide ring is provided with the board that crosses, the annular basin has all been seted up to the upside of crossing the board and is used for the horizontal basin of intercommunication annular basin, the water guide hole that is used for the intercommunication upside annular basin has been seted up to the upside of crossing the board.

Preferably, an adapter plate is arranged on the upper side of the extrusion plate, and the adapter plate is positioned on the lower side of the guide plate.

Compared with the prior art, the utility model has the beneficial effects that:

1) The device applies pressure to the sludge inside the permeable positioning cylinder by using the extruding plate, and after a small amount of sludge is pressed, the water is discharged from the inside of the permeable positioning cylinder, and at the moment, the dehydrated sludge can be pressed into a cake shape; the cake-shaped sludge is more convenient to carry and collect;

2) The permeable positioning cylinder in the device can be taken out, and the permeable positioning cylinder can be directly taken out for cleaning after the sludge cake pressing process is finished, so that the permeable positioning cylinder can be cleaned and reused conveniently;

3) This device utilizes extrusion spring to compress tightly the deflector, then utilizes the deflector to compress tightly hollow sleeve, and the hollow sleeve of reuse compresses tightly the positioning section of thick bamboo that permeates water at last, does not need to use extra fixed knot to fix the positioning section of thick bamboo that permeates water, can make things convenient for the change of the positioning section of thick bamboo that permeates water and the taking out of mud cake.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the utility model without the protective sleeve;

FIG. 3 is a schematic cross-sectional view of the front view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure A in FIG. 3 according to the present utility model;

fig. 5 is a schematic view of the structure of the support plate of the present utility model.

In the figure: 1 base, 2 guide posts, 3 guide plates, 4 hollow sleeves, 5 water permeable positioning cylinders, 51 positioning rings, 52 water permeable plates, 53 steel wire nets, 54 filter cloth, 6 cover plates, 7 hydraulic rods, 8 extrusion rings, 9 extrusion springs, 10 extrusion plates, 11 return springs, 12 adapter plates, 13 outer protective sleeves, 14 inner protective sleeves, 15 support plates, 151 guide rings, 152 water permeable plates, 153 transverse water tanks, 154 annular water tanks and 155 water guide holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a mud cake device, including base 1, four turnings of base 1 below all are provided with the supporting pad, four turnings of base 1 top all are provided with guide post 2, the outside slip cap of guide post 2 is equipped with deflector 3, deflector 3 passes through cylinder slider and four deflector 2 sliding connection, the downside of deflector 3 is connected with hollow sleeve 4, hollow sleeve 4 can reciprocate along with deflector 3, the feed port has been seted up in the outside of hollow sleeve 4, feed port and the inner chamber intercommunication of hollow sleeve 4, add mud to the inboard of hollow sleeve 4 through the feed port.

The upper side of the guide post 2 is provided with a cover plate 6, the lower side of the cover plate 6 is provided with a hydraulic rod 7, the telescopic end of the hydraulic rod 7 is connected with an extrusion plate 10, an avoidance hole is formed in the upper side of the guide plate 3 in a penetrating manner, and the telescopic end of the hydraulic rod 7 penetrates through the avoidance hole and is not in contact with the inner wall of the avoidance hole; the outer side of the extrusion plate 10 is attached to the inner wall of the hollow sleeve 4, and when the extrusion plate 10 descends, sludge inside the hollow sleeve 4 is extruded. The telescopic end outside cover of hydraulic stem 7 is equipped with extrusion ring 8, is connected with extrusion spring 9 between extrusion ring 8 and the deflector 3, and the telescopic end of hydraulic stem 7 is when driving extrusion ring 8 and descends, and extrusion ring 8 promotes deflector 3 through extrusion spring 9 and descends, and when deflector 3 descends to the limit, extrusion ring 8 continues to promote extrusion plate 10 through compression extrusion spring 9 and descends. A water permeable positioning cylinder 5 is arranged between the hollow sleeve 4 and the base 1, and the water permeable positioning cylinder 5 can be taken out for cleaning. The inside of the permeable positioning cylinder 5 is provided with a steel wire mesh 53, the inside of the steel wire mesh 53 is provided with a filter cloth 54, the filter cloth 54 is supported by the steel wire mesh 53, and when pressure is applied to the sludge, moisture permeates the filter cloth 54, the steel wire mesh 53 and then is discharged from the permeable positioning cylinder 5.

The outer side of the cover plate 6 is sleeved with an outer protective sleeve 13, the outer side of the guide plate 3 is sleeved with an inner protective sleeve 14, and the upper end of the inner protective sleeve 14 is spliced on the inner side of the outer protective sleeve 13; by the protection of the inner protective sleeve 14 and the outer protective sleeve 13, dust can be prevented from entering, and false touching of operators can be avoided.

The positioning tube 5 permeates water and includes the holding ring 51, and the constant head tank has been seted up to the upside of base 1, and when installing the positioning tube 5 permeates water, put into the constant head tank with the lower extreme of holding ring 51 can, the wash port that runs through base 1 has been seted up to the lower extreme of constant head tank, and the moisture of permeating water through the positioning tube 5 can be along the wash port discharge. The inner side of the positioning ring 51 is provided with a water passing groove, after water permeates the steel wire mesh 53, the water can be discharged through the water passing groove, the filter cloth 54 is supported through the steel wire mesh 53, the expansion and plugging of the filter cloth 54 into the water passing groove can be avoided, the water permeable plate 52 is arranged below the inner side of the positioning ring 51, and the water can be discharged through the water permeable plate 52.

The lower side of the positioning groove is provided with a mounting groove, the inner side of the mounting groove is provided with a return spring 11, the upper side of the return spring 11 is connected with a supporting plate 15, and the supporting plate 15 is positioned at the lower side of the water-permeable positioning cylinder 5; after the hollow sleeve 4 removes the pressure, the reset spring 11 resets and pushes the supporting plate 15 to ascend, and the supporting plate 15 drives the water permeable positioning cylinder 5 to ascend, so that the water permeable positioning cylinder 5 is conveniently taken out. The backup pad 15 includes the guide ring 151, and the top of guide ring 151 is in sealed state, and moisture can only flow all around from the upper direction of guide ring 151 can not pass guide ring 151, and the guide slot has been seted up to the inboard lower wall of constant head tank, and the lower extreme of guide ring 151 is pegged graft in the inboard of guide slot, makes guide ring 151 can only reciprocate through the spacing of guide slot.

The outside of guide ring 151 is provided with water passing plate 152, and annular basin 154 and be used for the horizontal basin 153 of intercommunication annular basin 154 have all been seted up to water passing plate 152's upside, and water guiding hole 155 that is used for the intercommunication upper and lower side annular basin 154 have been seted up to water passing plate 152, after water flow to water passing plate 152, and water can flow into water guiding hole 155 through annular basin 154 and horizontal basin, discharge from the wash port after following water guiding hole 155.

An adapter plate 12 is arranged on the upper side of the extrusion plate 10, and the adapter plate 12 is positioned on the lower side of the guide plate 3; when the extrusion plate 10 ascends, the extrusion plate 10 drives the adapter plate 12 to ascend, and then the adapter plate 12 drives the guide plate 3 to ascend; the contact surface with the extrusion plate 10 can be enlarged by the adapter plate 12, so that the stability of the extrusion plate 10 is increased.

Working principle: when the hydraulic positioning device works, firstly, the water-permeable positioning cylinder 5 is placed in a positioning groove of the base 1, then the hydraulic rod 7 is started, the hydraulic rod 7 pushes the extrusion ring 8 to move downwards, the extrusion ring 8 pushes the guide plate 3 to move downwards through the extrusion spring 9, the guide plate 3 drives the hollow sleeve 4 to move downwards, and when the hollow sleeve 4 reaches the lower limit, the hollow sleeve 4 can compress the guide plate 3; then, the sludge is pumped into the hollow sleeve 4 from the feeding hole, after the hollow sleeve 4 is filled with the sludge, the hydraulic rod 7 is started again, the hydraulic rod 7 pushes the extrusion plate 10 to move downwards, the extrusion plate 10 applies pressure to the sludge, at the moment, the water in the sludge is discharged through the permeable positioning cylinder 5 under the action of the pressure, so that the sludge is dried, and the dried sludge is pressed into a cake shape on the inner side of the permeable positioning cylinder 5; and then, starting the hydraulic rod 7 again, starting the hydraulic rod 7 to drive the hollow sleeve 4 and the extrusion plate 10 to ascend, pushing the supporting plate 15 to ascend by the reset spring 11, pushing the water permeable positioning cylinder 5 to ascend by the supporting plate 15, taking out the water permeable positioning cylinder 5, taking out mud cakes in the water permeable positioning cylinder 5, and finally cleaning the water permeable positioning cylinder 5.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mud cake device, includes base (1), its characterized in that: four corners above the base (1) are respectively provided with a guide post (2), the outer sides of the guide posts (2) are sleeved with guide plates (3) in a sliding manner, the lower sides of the guide plates (3) are connected with hollow sleeves (4), and the outer sides of the hollow sleeves (4) are provided with feeding holes; a cover plate (6) is arranged on the upper side of the guide post (2), a hydraulic rod (7) is arranged on the lower side of the cover plate (6), the telescopic end of the hydraulic rod (7) penetrates through the guide plate (3) and is connected with an extrusion plate (10), and the outer side of the extrusion plate (10) is attached to the inner wall of the hollow sleeve (4); an extrusion ring (8) is sleeved outside the telescopic end of the hydraulic rod (7), and an extrusion spring (9) is connected between the extrusion ring (8) and the guide plate (3); a water-permeable positioning cylinder (5) is arranged between the hollow sleeve (4) and the base (1); the inner side of the water-permeable positioning cylinder (5) is provided with a steel wire mesh (53), and the inner side of the steel wire mesh (53) is provided with a filter cloth (54).

2. A sludge briquetting apparatus as claimed in claim 1, wherein: the outer side of the cover plate (6) is sleeved with an outer protective sleeve (13), the outer side of the guide plate (3) is sleeved with an inner protective sleeve (14), and the upper end of the inner protective sleeve (14) is inserted into the inner side of the outer protective sleeve (13).

3. A sludge briquetting apparatus as claimed in claim 1, wherein: the water permeable positioning cylinder (5) comprises a positioning ring (51), a water permeable plate (52) is arranged below the inner side of the positioning ring (51), and a water trough is arranged on the inner side of the positioning ring (51).

4. A sludge briquetting apparatus as claimed in claim 3, wherein: the upper side of base (1) has seted up the constant head tank, the outside lower extreme and the constant head tank looks adaptation of holding ring (51), the wash port that runs through base (1) is seted up to the lower extreme of constant head tank.

5. The sludge briquetting apparatus as claimed in claim 4, wherein: the mounting groove has been seted up to the downside of constant head tank, reset spring (11) are installed to the inboard of mounting groove, the upside of reset spring (11) is connected with backup pad (15), backup pad (15) are located the downside of permeable positioning section of thick bamboo (5).

6. The sludge briquetting apparatus of claim 5, wherein: the supporting plate (15) comprises a guide ring (151), and a guide groove matched with the guide ring (151) is formed in the inner lower wall of the positioning groove.

7. The sludge briquetting apparatus as claimed in claim 6, wherein: the outside of guide ring (151) is provided with water passing plate (152), annular basin (154) and be used for communicating horizontal basin (153) of annular basin (154) have all been seted up to the upside of water passing plate (152), water guiding hole (155) that are used for communicating upside annular basin (154) have been seted up to the upside of water passing plate (152).

8. A sludge briquetting apparatus as claimed in claim 1, wherein: an adapter plate (12) is arranged on the upper side of the extrusion plate (10), and the adapter plate (12) is positioned on the lower side of the guide plate (3).