CN215480469U

CN215480469U - Sludge dewatering device based on environmental protection

Info

Publication number: CN215480469U
Application number: CN202122225281.9U
Authority: CN
Inventors: 刘昌运
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-01-11
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a sludge dewatering device based on environmental protection, which comprises a shell with a square structure, wherein supporting rods are fixedly connected at four corners of the bottom of the shell, a dewatering cavity with a cylindrical structure is formed in the shell, a feeding assembly with a pre-dewatering function is fixedly connected to the outer wall of one side of the top of the shell, a dewatering assembly is arranged in the dewatering cavity in the shell, one side of the shell is an unclosed end, and the unclosed end and the feeding assembly are respectively positioned on two sides of the shell. Utilize the second spiral push pedal on dehydration axle surface to promote the mud that gets into the feeding shell and move down, mud is extruded at the inside moisture of the in-process that removes inside, and during extruded moisture flowed into the storage shell inner chamber through the filtration pore, the water that gets into in the storage shell passes through the catheter and gets into the collecting tank, carries out dehydration once to mud through the feeding subassembly of taking dehydration function in advance, facilitates for subsequent dehydration, also can promote the dehydration effect simultaneously.

Description

Sludge dewatering device based on environmental protection

Technical Field

The utility model relates to the technical field of environmental protection, in particular to a sludge dewatering device based on environmental protection.

Background

Sludge dewatering is a sludge treatment method in which fluid primary, concentrated or digested sludge is dewatered and converted into semi-solid or solid sludge blocks. After dewatering, the water content of the sludge can be reduced to fifty-five percent to eighty percent, depending on the properties of the sludge and the sediments and the efficiency of the dewatering equipment.

Most sludge dewatering equipment mostly only carries out once dehydration when carrying out the dehydration, and this kind of dehydration mode effect is relatively poor, when the mud water content is great, is difficult to realize effectual dehydration. Therefore, a sludge dewatering device based on environmental protection is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The sludge dewatering device based on environmental protection is provided in this embodiment and is used for solving among the prior art dewatering device when the mud water content is great, is difficult to realize the problem of effective dehydration.

According to one aspect of the utility model, the sludge dewatering device based on environmental protection comprises a housing with a square structure, wherein supporting rods are fixedly connected to four corners of the bottom of the housing, a dewatering cavity with a cylindrical structure is formed in the housing, a feeding assembly with a pre-dewatering function is fixedly connected to the outer wall of one side of the top of the housing, a dewatering assembly is arranged in the dewatering cavity in the housing, one side of the housing is an unsealed end, the unsealed end and the feeding assembly are respectively located on two sides of the housing, a transverse plate is arranged at the bottom of the unsealed end and fixedly connected to a support, and a collecting shell is fixedly connected to the side wall of the top of the transverse plate.

Further, the dehydration subassembly includes fixed diaphragm, first motor, drive shaft, working shaft and first spiral push pedal, the working shaft sets up inside the dehydration intracavity, the diameter of working shaft increases from a left side to the right side in proper order, the first spiral push pedal that is helical structure has been cup jointed on the surface of working shaft, the outward flange of first spiral push pedal supports to dehydration intracavity on the inner wall.

Further, both ends center department of working shaft rigid coupling respectively has drive shaft and fixed axle, the drive shaft is located one side at feeding subassembly place, the fixed axle is located one side at blind end place, the bearing has all been cup jointed on the surface of drive shaft and fixed axle, the bearing on drive shaft surface passes through the surface of connecting rod rigid coupling to fixed diaphragm, fixed diaphragm rigid coupling to the outer wall of casing, the surface bearing of fixed axle passes through the surface of connecting axle rigid coupling to horizontal board.

Further, the tail end of the driving shaft is fixedly connected to a main shaft of a first motor, and the first motor is fixedly connected to the surface of the fixed transverse plate.

Further, the bottom rigid coupling of casing has the liquid collecting tank, and the casing surface that is located the liquid collecting tank top has seted up a plurality of evenly distributed's filtration pore, communicate each other through the filtration pore between dehydration chamber and the liquid collecting tank, the liquid outlet has been seted up on the bottom lateral wall of liquid collecting tank.

Further, the feed assembly includes dewatering barrel, feeding shell, dead lever and protection apron in advance, dewatering barrel rigid coupling is on the top lateral wall of casing in advance, the top center department rigid coupling of dewatering barrel in advance has places the dish, the outward flange department rigid coupling of placing the dish has a plurality of dead levers, the dead lever rigid coupling is to dewatering barrel's inside wall in advance on.

Further, place a set top rigid coupling and have the second motor, the motor spindle of second motor bottom runs through and places the dish and extend to in the dehydration bucket inner chamber in advance, the bottom rigid coupling of motor spindle is to the dehydration axle, the surface of dehydration axle has cup jointed the second spiral push pedal, the outer wall and the dehydration bucket overlap joint in advance of second spiral push pedal.

Further, place and enclose the feed inlet that becomes annular structure between dish and the dehydration bucket in advance, the top of feed inlet is provided with annular structure's feeding shell, the top rigid coupling of feeding shell has the protection apron, the protection apron is located the top of second motor.

Further, the surface of the pre-dewatering barrel is sleeved with a containing shell, the containing shell is of an annular structure, and the containing shell and the pre-dewatering barrel are communicated with each other through a plurality of filter holes.

Furthermore, a plurality of feeding grooves are formed in the connecting position between the pre-dewatering barrel and the shell.

According to the embodiment of the utility model, the soil and the stones are screened out through the screen, so that the soil and the stones are separated, a soil sample can be obtained better, a purer stone sample can be obtained, and a good foundation is laid for subsequent investigation.

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 inventive exercise.

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

FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present invention;

fig. 3 is a schematic structural view of a feeding assembly according to an embodiment of the present invention.

In the figure: 1. a support bar; 2. a housing; 3. fixing the transverse plate; 4. a first motor; 5. a drive shaft; 6. a working shaft; 7. a first helical push plate; 8. a fixed shaft; 9. a bearing; 10. a connecting shaft; 11. collecting the shells; 12. a liquid collecting tank; 13. a liquid outlet; 14. a feed assembly; 15. a pre-dewatering barrel; 16. a feed shell; 17. fixing the rod; 18. a protective cover plate; 19. a second motor; 20. placing a tray; 21. a dewatering shaft; 22. a second spiral push plate; 23. a housing case; 24. a feed chute; 25. a catheter; 26. a transverse plate.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The feeding assembly in this embodiment may be applicable to different sludge dewatering devices, for example, a sludge dewatering device is provided in this embodiment, and the feeding assembly in this embodiment may be applicable to the following sludge dewatering devices.

A sludge dewatering device comprises a shell, wherein a screen is arranged in the shell, the screen is in an arc groove shape, a scraper and a feed hopper are arranged above the screen, the feed hopper is fixedly arranged on the shell, and the scraper is connected with a motor and is driven by the motor to rotate;

still be provided with in the casing and press mud mechanism, it includes into hopper and pressure mud ware to press mud mechanism, it sets up to go into the hopper the top of pressing mud ware just is located the terminal below of screen cloth, the below of going into the hopper with press mud ware intercommunication, the front end of pressing mud ware is provided with 1 at least discharge gate.

Preferably, the mud press comprises an air cylinder, a cylindrical shell and a pressing block, wherein the pressing block is movably arranged in the cylindrical shell, and a push rod of the air cylinder is fixedly connected with the pressing block and drives the pressing block to reciprocate; the feeding hopper is fixedly arranged above the cylindrical shell, and a discharging hole formed in the bottom of the feeding hopper is communicated with the cylindrical shell; through holes are uniformly formed in the cylindrical shell.

Preferably, the longitudinal section of the feed hopper is in a shape of Chinese character 'ren', and is provided with 1 inlet and 2 outlets.

Preferably, a deflector is disposed below the screen and below the cylindrical housing, respectively.

Preferably, the scraper is fixedly mounted on a rotary table, the rotary table is connected with a driven wheel, the motor is fixedly mounted on the side wall of the shell, a driving wheel is fixedly mounted on an output shaft of the motor, and the driving wheel drives the driven wheel to rotate through a belt.

The sludge dewatering device is a Chinese utility model patent (application number: CN 201920335645.9). Wherein the feed hopper can be replaced by the feed assembly of the present invention.

Of course, the feeding assembly in this embodiment may be used with other different sludge dewatering devices. Not described in detail, the following describes an environmental protection-based sludge dewatering device according to an embodiment of the present invention.

Please refer to fig. 1-3, a sludge dewatering device based on environmental protection, includes a housing 2 with a square structure, support rods 1 are fixedly connected to four corners of the bottom of the housing 2, a dewatering chamber with a cylindrical structure is provided inside the housing 2, a feeding component 14 with a pre-dewatering function is fixedly connected to the outer wall of one side of the top of the housing 2, a dewatering component is provided in the dewatering chamber inside the housing 2, one side of the housing 2 is an blind end, the blind end and the feeding component 14 are respectively located at two sides of the housing 2, a transverse plate 26 is provided at the bottom of the blind end, the transverse plate 26 is fixedly connected to a support, and a collecting shell 11 is fixedly connected to the side wall of the top of the transverse plate 26.

The dehydration subassembly is including fixed diaphragm 3, first motor 4, drive shaft 5, working shaft 6 and first spiral push pedal 7, working shaft 6 sets up at dehydration intracavity portion, the diameter of working shaft 6 increases from a left side to the right side in proper order, first spiral push pedal 7 that is helical structure has been cup jointed on the surface of working shaft 6, the outward flange of first spiral push pedal 7 supports to on the inner wall in dehydration chamber.

The both ends center department of working shaft 6 is the rigid coupling respectively has drive shaft 5 and fixed axle 8, drive shaft 5 is located one side at 14 places of feeding subassembly, fixed axle 8 is located one side at blind end place, bearing 9 has all been cup jointed on the surface of drive shaft 5 and fixed axle 8, the bearing 9 on drive shaft 5 surface passes through the surface of connecting rod rigid coupling to fixed diaphragm 3, the outer wall of fixed diaphragm 3 rigid coupling to casing 2, the surface bearing 9 of fixed axle 8 passes through the surface of connecting axle 10 rigid coupling to transverse plate 26.

The tail end of the driving shaft 5 is fixedly connected to a main shaft of the first motor 4, and the first motor 4 is fixedly connected to the surface of the fixed transverse plate 3.

The bottom rigid coupling of casing 2 has

liquid collecting tank

12, and 2 surfaces of casing that are located liquid collecting tank 12 tops have seted up a plurality of evenly distributed's filtration pore, communicate each other through the filtration pore between dehydration chamber and the liquid collecting tank 12, liquid outlet 13 has been seted up on the bottom lateral wall of liquid collecting tank 12.

The feeding component 14 comprises a pre-dewatering barrel 15, a feeding shell 16, a fixing rod 17 and a protective cover plate 18, the pre-dewatering barrel 15 is fixedly connected to the top side wall of the shell 2, a placing disc 20 is fixedly connected to the center of the top of the pre-dewatering barrel 15, a plurality of fixing rods 17 are fixedly connected to the outer edge of the placing disc 20, and the fixing rods 17 are fixedly connected to the inner side wall of the pre-dewatering barrel 15.

Place 20 top rigid couplings of dish and have second motor 19, the motor spindle of second motor 19 bottom runs through and places dish 20 and extend to in the 15 inner chambers of dehydration bucket in advance, the bottom rigid coupling of motor spindle to dehydration axle 21, the surface of dehydration axle 21 has cup jointed second spiral push pedal 22, the outer wall and the 15 overlap joints of dehydration bucket in advance of second spiral push pedal 22.

Place and enclose the feed inlet that has ring structure between dish 20 and the dehydration bucket 15 in advance, the top of feed inlet is provided with ring structure's feeding shell 16, the top rigid coupling of feeding shell 16 has protection apron 18, protection apron 18 is located the top of second motor 19.

The surface of the pre-dewatering barrel 15 is sleeved with a containing shell 23, the containing shell 23 is of an annular structure, and the containing shell 23 and the pre-dewatering barrel 15 are communicated with each other through a plurality of filtering holes.

A plurality of feeding grooves 24 are arranged at the connecting part between the pre-dewatering barrel 15 and the shell 2.

When the sludge pre-dewatering device is used, the first motor 4 and the second motor 19 are started, sludge to be dewatered is put into the feeding shell 16, the sludge entering the feeding shell 16 enters the pre-dewatering barrel 15 through the feeding hole, the second motor 19 drives the dewatering shaft 21 to rotate, the sludge entering the feeding shell 16 is pushed to move downwards by the aid of the second spiral push plate 22 on the surface of the dewatering shaft 21, moisture in the sludge is squeezed out in the moving process, the squeezed moisture flows into the inner cavity of the accommodating shell 23 through the filter holes, water entering the accommodating shell 23 enters the liquid collecting tank 12 through the liquid guide pipe 25, and the sludge is dewatered once through the feeding assembly 14 with the pre-dewatering function, so that convenience is provided for subsequent dewatering, and the dewatering effect can be improved.

Sludge through dehydration bucket 15 in advance gets into the inside feeding chamber of casing 2 through feed chute 24, first motor 4 drives working shaft 6 through drive shaft 5 and rotates, working shaft 6 is at the pivoted in-process, the first spiral push pedal 7 on its surface promotes mud and removes from a left side to the right side, mud is extruded at its inside moisture of in-process that removes, during extruded moisture passes through filtration pore entering collecting tank 12 inner chamber, the dehydration chamber is gone out by blind end to the mud after the dehydration, then drop to collecting in the 11 inner chambers of shell, accomplish sludge dewatering.

The utility model has the advantages that:

1. utilize the second spiral push pedal 22 on dehydration axle 21 surface to promote the mud that gets into feeding shell 16 and move down, mud is extruded at its inside moisture of in-process that removes, during extruded moisture flows into storage shell 23 inner chamber through the filtration pore, the water that gets into in the storage shell 23 passes through catheter 25 and gets into the collecting tank 12, carry out dehydration once through the feeding component 14 who takes the dehydration function in advance to mud, facilitate for subsequent dehydration, also can promote the dehydration effect simultaneously.

2. The dehydration effect of the sludge can be improved through primary dehydration and secondary dehydration of the sludge, and the poor problem of the traditional primary dehydration effect is avoided.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sludge dewatering device based on environmental protection which characterized in that: casing (2) including the tetragonal structure, the equal rigid coupling in bottom four corners department of casing (2) has bracing piece (1), the dehydration chamber of cylindric structure is seted up to the inside of casing (2), the rigid coupling has feeding subassembly (14) of taking dehydration function in advance on the top one side outer wall of casing (2), be provided with dehydration subassembly in the dehydration chamber of casing (2) inside, one side of casing (2) is blind end not, and blind end and feeding subassembly (14) are located the both sides of casing (2) respectively, and the bottom of blind end is provided with horizontal board (26), horizontal board (26) rigid coupling is on supporting, the rigid coupling has collection shell (11) on the top lateral wall of horizontal board (26).

2. The sludge dewatering device based on environmental protection according to claim 1, characterized in that: the dehydration subassembly includes fixed diaphragm (3), first motor (4), drive shaft (5), working shaft (6) and first spiral push pedal (7), working shaft (6) set up in dehydration intracavity portion, the diameter of working shaft (6) increases from a left side to the right side in proper order, first spiral push pedal (7) that are helical structure have been cup jointed on the surface of working shaft (6), the outward flange of first spiral push pedal (7) supports to on the inner wall in dehydration chamber.

3. The sludge dewatering device based on environmental protection according to claim 2, characterized in that: the both ends center department of working shaft (6) is the rigid coupling respectively has drive shaft (5) and fixed axle (8), drive shaft (5) are located one side at feeding subassembly (14) place, fixed axle (8) are located one side at blind end place, bearing (9) have all been cup jointed on the surface of drive shaft (5) and fixed axle (8), bearing (9) on drive shaft (5) surface pass through the surface of connecting rod rigid coupling to fixed diaphragm (3), the outer wall of fixed diaphragm (3) rigid coupling to casing (2), the surface bearing (9) of fixed axle (8) pass through the surface of connecting axle (10) rigid coupling to horizontal board (26).

4. The sludge dewatering device based on environmental protection according to claim 3, characterized in that: the tail end of the driving shaft (5) is fixedly connected to a main shaft of the first motor (4), and the first motor (4) is fixedly connected to the surface of the fixed transverse plate (3).

5. The sludge dewatering device based on environmental protection according to claim 4, characterized in that: the bottom rigid coupling of casing (2) has liquid collecting tank (12), and casing (2) surface that is located liquid collecting tank (12) top has seted up a plurality of evenly distributed's filtration pore, communicate each other through the filtration pore between dehydration chamber and liquid collecting tank (12), liquid outlet (13) have been seted up on the bottom lateral wall of liquid collecting tank (12).

6. The sludge dewatering device based on environmental protection according to claim 1, characterized in that: feeding subassembly (14) is including dewatering barrel (15), feeding shell (16), dead lever (17) and protective cover board (18) in advance, dewatering barrel (15) rigid coupling is on the top lateral wall of casing (2) in advance, the rigid coupling is located at the top center of dewatering barrel (15) in advance to place dish (20), the outward flange department rigid coupling of placing dish (20) has a plurality of dead levers (17), dead lever (17) rigid coupling is to dewatering barrel (15) in advance on the inside wall.

7. The sludge dewatering device based on environmental protection according to claim 6, characterized in that: place dish (20) top rigid coupling and have second motor (19), the motor spindle of second motor (19) bottom runs through and places dish (20) and extend to in advance dewatering barrel (15) inner chamber, the bottom rigid coupling of motor spindle to dewatering axle (21), second spiral push pedal (22) have been cup jointed on the surface of dewatering axle (21), the outer wall and the overlap joint of dewatering barrel (15) in advance of second spiral push pedal (22).

8. The sludge dewatering device based on environmental protection according to claim 7, characterized in that: a feeding hole with an annular structure is formed between the placing disc (20) and the pre-dewatering barrel (15) in a surrounding mode, a feeding shell (16) with the annular structure is arranged at the top of the feeding hole, a protective cover plate (18) is fixedly connected to the top of the feeding shell (16), and the protective cover plate (18) is located at the top of a second motor (19).

9. The sludge dewatering device based on environmental protection according to claim 8, characterized in that: the surface of the pre-dewatering barrel (15) is sleeved with a containing shell (23), the containing shell (23) is of an annular structure, and the containing shell (23) and the pre-dewatering barrel (15) are communicated with each other through a plurality of filtering holes.

10. The sludge dewatering device based on environmental protection according to claim 9, characterized in that: a plurality of feeding grooves (24) are formed in the connecting position between the pre-dewatering barrel (15) and the shell (2).