CN217677254U

CN217677254U - Stacked sludge dewatering device

Info

Publication number: CN217677254U
Application number: CN202123454536.5U
Authority: CN
Inventors: 杨为环
Original assignee: Zhejiang Runcheng Environmental Protection Group Co ltd
Current assignee: Zhejiang Runcheng Environmental Protection Group Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-10-28
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to a fold spiral shell formula sludge dewatering device, which comprises a housin, the both ends of casing lateral wall are equipped with feed inlet and discharge gate respectively, flocculation case is connected to the feed inlet for in leading-in the casing with the mixture, install dehydration subassembly and turn over the subassembly of stirring in the casing, turn over the subassembly of stirring and be used for turning over the mixture of bottom and stir to the top. The utility model discloses can improve sewage treatment's effect.

Description

Stacked sludge dewatering device

Technical Field

The utility model relates to a sludge dewatering technique especially relates to a fold spiral shell formula sludge dewatering device.

Background

The spiral sludge dewatering machine is one dewatering device to dewater fluid sludge and convert into semi-solid sludge block or solid sludge block, and is used widely in sewage treatment engineering and in sewage treatment in petrochemical, light industry, chemical fiber, papermaking, pharmaceutical industry, leather industry and other industries.

The patent with the Chinese patent application number of CN201810411752.5 provides an intelligent multifunctional stacked screw type sludge dewatering machine which comprises a damping base, a stirring and crushing shaft structure, a medicine adding hopper structure, an adjustable spraying pipe structure, a material discharging hopper structure, a control cabinet structure, a tap water connecting three-way pipe, a concentration tank, a telescopic pipe, a feeding pipe, a flocculation tank, a bathing inlet pipe, a support frame, a filtrate recovery tank, a liquid discharge pipe, a stacked screw main shaft, a dewatering motor and a support plate, wherein the stirring and crushing shaft structure is connected to the middle position of the upper part of the flocculation tank through bolts; the medicine feeding hopper structure penetrates through the left position of the upper surface of the flocculation box. When sludge dewaterer handled mud, let in earlier mud and add the flocculating agent behind the flocculation case and mix, start agitator motor and make mud and flocculating agent mix completely, form the floccule, let in the dewatering device with the mixture afterwards, dewater after the helical blade extrusion.

However, this prior art has the following problems: when the mixture is extruded by the helical blades and dehydrated, the clear liquid and the sludge are pressed and filtered together, so that a filter cake still contains more sewage, and the sewage treatment effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses mainly solve the not good technical problem of sewage treatment effect that prior art exists, provide a fold spiral shell formula sludge dewatering device.

In order to solve the technical problem, the utility model discloses the purpose of realizing the aforesaid utility model discloses, the utility model provides a fold spiral shell formula sludge dewatering device, which comprises a housin, the both ends of casing lateral wall are equipped with feed inlet and discharge gate respectively, flocculation case is connected to the feed inlet for in leading-in the casing with the mixture, install the dehydration subassembly in the casing and turn over the subassembly that stirs, turn over the subassembly and be used for stirring the mixture of bottom to the top.

In an implementation manner, the stirring assembly includes a stirring member and a first driving member for driving the stirring member to rotate, and the stirring member abuts against an inner wall of the housing and is coaxially and rotatably connected to the housing.

In an implementation mode, the bottom of the shell is provided with a liquid guide port, a filter plate is installed at a section, close to the feeding section, of the liquid guide port, and filter holes are formed in the surface of the filter plate and used for guiding out clear liquid.

In an implementation mode, the stirring piece comprises a rotating disc and a plurality of stirring rods, wherein the stirring rods are fixedly arranged on one end face of the rotating disc, and the stirring rods are arranged at intervals along the circumferential direction of the rotating disc.

In an embodiment, a side wall of the shift lever completely abuts against an inner wall of the housing, and the shift lever is slidably connected to the housing along a circumferential direction of the inner wall of the housing.

In an implementation manner, two side walls of the shifting lever along the rotating speed direction are both material guiding surfaces, and the material guiding surfaces are inclined surfaces and are inclined inwards from one end of the abutting shell to the opposite end.

In one embodiment, the housing is inclined upwardly from the feed end to the discharge end.

In an embodiment, a collection box is arranged below the shell and used for collecting the clear liquid flowing out from the liquid guide port.

Compared with the prior art, the utility model discloses fold spiral shell formula sludge dewatering device has following beneficial effect:

1. after the sludge and the flocculating agent are completely mixed in the flocculation box, the sludge and the flocculating agent are introduced into the shell through the feeding hole, the dewatering component is used for stirring and dewatering the mixture, liquid in the mixture flows to the bottom due to the dead weight, so that the water content of the bottom of the mixture is larger than that of other parts, the stirring component is used for stirring the mixture at the bottom to the upper part, and the dewatering effect of the dewatering component is better;

2. the stirring component is used for stirring the mixture in the shell and stirring the mixture at the bottom to the upper part, and when the stirring piece is abutted against the inner wall of the shell and is coaxially and rotatably connected with the shell, most of the mixture adhered to the inner wall of the shell can be scraped off, so that the adhesion of the mixture is reduced, and convenience is provided for subsequent cleaning work;

3. the liquid guide port is used for guiding clear liquid separated from the mixture out, the mixture still contains more water in the initial stage of dehydration, the filter plate is arranged on the side, close to the feeding side, of the liquid guide port, when the mixture in the dehydration process is extruded onto the filter plate, the dehydration can still be continued, and the water in the mixture is guided out through the filter holes;

4. the deflector rods are arranged on the end surface of one side of the rotary disc and are arranged at intervals along the circumferential direction of the rotary disc, and when the rotary disc rotates for one circle, the deflector rods repeatedly stir the mixture at the bottom, so that the high-frequency stirring and mixing are realized, the mixing efficiency is improved, and the dewatering effect is improved;

5. when the side wall of the deflector rod abuts against the inner wall of the shell, the material scraping effect of the deflector rod is better, the condition that the mixture is adhered to the bottom of the shell is reduced, and the mixing effect is improved;

6. one side of the speed direction of the deflector rod is set to be a material guiding surface which is an inclined surface, and in the rotating process of the deflector rod, the mixture at the bottom is stirred up, and the stirred up mixture is left on the inclined surface to achieve the effect of material carrying, so the mixing effect is better;

7. in the dehydration process, the mixture is transmitted to the discharge end from the feed end of the shell, the shell is arranged to incline upwards along the material guiding direction, and after the water in the mixture is removed, the water can be greatly improved due to the fact that the water flows to one side of the feed end by gravity.

Therefore, the utility model has the characteristics of improve dehydration effect.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

figure 2 is the structure schematic diagram of the stirring piece of the utility model.

The reference numbers in the figures illustrate: 10. a housing; 11. a support; 12. a feed inlet; 13. a discharge port; 14. a liquid guide port; 15. filtering a plate; 16. a collection box; 20. a dewatering assembly; 21. a drive shaft; 22. a helical blade; 23. a second driving member; 30. a stirring component; 31. stirring the parts; 311. a turntable; 312. a deflector rod; 32. a first driving member; 33. and (7) guiding the material surface.

Detailed Description

To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment is as follows:

fig. 1 to fig. 2 show an embodiment of the stacked screw sludge dewatering device of the present invention. Comprises a shell 10 and a bracket 11, wherein the bracket 11 is used for supporting and fixing the shell 10. Both ends of casing 10 lateral wall are equipped with feed inlet 12 and discharge gate 13 respectively, and flocculation case is connected to feed inlet 12 for in the leading-in casing 10 of mixture, install dehydration subassembly 20 and stir the subassembly 30 in the casing 10, stir the subassembly 30 and be used for stirring the mixture of bottom to the top.

The sludge and the flocculating agent are in the flocculation tank. After mixing completely, leading into in the casing 10 through feed inlet 12, dehydration subassembly 20 stirs the dehydration to the mixture, and mixture bottom moisture is more, stirs the mixture of subassembly 30 with the bottom and stirs to the top, has improved the dehydration effect.

Specifically, referring to fig. 1 and 2, the casing 10 is inclined upward along the material guiding direction, the bottom of the side wall of the casing 10 is provided with a liquid guiding port 14, a filter plate 15 is installed in the liquid guiding port 14, the filter plate 15 is arranged at a section of the liquid guiding port 14 close to the feeding section, and the filter plate 15 and the side of the liquid guiding port 14 close to the discharging section are arranged at intervals. The surface of the filter plate 15 is evenly provided with a plurality of filter holes. Leading liquid mouth 14 below has placed collecting box 16, including catchment district and collection district in the collecting box 16, the catchment district is used for collecting the clear liquid that leads liquid mouth 14 to flow out, and the collection district is used for collecting the filter residue, leads liquid mouth 14 along vertical direction complete projection in collecting box 16.

The dewatering assembly 20 comprises a drive shaft 21, a helical blade 22 and a second driving member 23, the drive shaft 21 is axially arranged along the housing 10, and one end of the drive shaft 21 is rotatably connected to the housing 10 through a bearing. The helical blade 22 is helically wound around the driving shaft 21 and is fixedly connected to the driving shaft 21, the second driving member 23 may be a motor, the second driving member 23 is fixedly installed outside the housing 10, and a rotating shaft at an end portion thereof is fixedly connected to the driving shaft 21.

The stirring assembly 30 comprises a stirring member 31 and a first driving member 32, the stirring member 31 comprises a rotating disc 311 and shifting rods 312, the rotating disc 311 is a circular disc, and the shifting rods 312 are fixedly arranged at one end of the rotating disc 311 and are uniformly arranged at intervals along the circumferential direction of the rotating disc 311. The first driving member 32 may be a motor, one end of the driving shaft 21 far from the second driving member 23 is disposed through the rotating disc 311, and the driving shaft 21 is coaxial with the rotating disc 311 and is rotatably connected to the rotating disc 311. One side wall of the lever 312 completely abuts against the inner wall of the housing 10, and the lever 312 is slidably connected to the housing 10 along the circumferential direction of the inner wall of the housing 10. Both side walls of the shift lever 312 along the rotation direction are material guiding surfaces 33, and the material guiding surfaces 33 are inclined surfaces inclined inward from one end of the abutting housing 10 to the opposite end.

The implementation principle of the embodiment is as follows: when the sludge and the flocculating agent are completely mixed in the flocculation tank and are guided into the shell 10 through the feed inlet 12, the mixture is stirred and dewatered by the dewatering component 20, and liquid in the mixture flows to the bottom due to the self weight. When the stirring member 31 abuts against the inner wall of the casing 10 and is coaxially and rotatably connected to the casing 10, most of the mixture adhered to the inner wall of the casing 10 can be scraped off, and meanwhile, the stirring member 31 stirs the mixture at the bottom to the upper side, so that the dewatering effect of the dewatering assembly 20 is better.

The dewatering process can continue when the mixture is pressed onto the filter plates 15, and the water in the mixture is guided out through the filter holes and finally collected in the collecting area of the collecting tank 16. The filter residue falls out of the liquid guiding port 14 and is finally collected in the collecting area of the collecting box 16.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a fold spiral shell formula sludge dewatering device, its characterized in that, includes casing (10), the both ends of casing (10) lateral wall are equipped with feed inlet (12) and discharge gate (13) respectively, flocculation case is connected in feed inlet (12) for in leading-in casing (10) with the mixture, install dehydration subassembly (20) in casing (10) and stir subassembly (30), stir subassembly (30) and be used for stirring the mixture of bottom to the top.

2. The stacked spiral sludge dewatering device according to claim 1, wherein the stirring assembly (30) comprises a stirring member (31) and a first driving member (32) for driving the stirring member (31) to rotate, the stirring member (31) abuts against the inner wall of the housing (10) and is coaxially and rotatably connected to the housing (10).

3. The stacked spiral sludge dewatering device according to claim 1, wherein a liquid guide port (14) is formed in the bottom of the casing (10), a filter plate (15) is installed on the liquid guide port (14) close to the feeding section, and filter holes are formed in the surface of the filter plate (15) and used for leading out clear liquid.

4. The stacked spiral sludge dewatering device according to claim 2, wherein the stirring member (31) comprises a rotating disc (311) and a plurality of stirring rods (312), the stirring rods (312) are fixedly arranged on one end surface of the rotating disc (311), and a plurality of stirring rods are arranged at intervals along the circumferential direction of the rotating disc (311).

5. The stacked spiral sludge dewatering device according to claim 4, wherein one side wall of the deflector rod (312) completely abuts against the inner wall of the housing (10), and the deflector rod (312) is slidably connected to the housing (10) along the circumferential direction of the inner wall of the housing (10).

6. The stacked spiral sludge dewatering device according to claim 4, wherein both side walls of the deflector rod (312) in the direction of rotation speed are guiding surfaces (33), and the guiding surfaces (33) are inclined surfaces which are inclined inward from one end to the opposite end of the abutting housing (10).

7. Stacked spiral sludge dewatering apparatus according to claim 1, wherein the housing (10) is inclined upwards from the feed end to the discharge end.

8. The stacked spiral sludge dewatering device according to claim 1, wherein a collection box (16) is arranged below the shell (10) and used for collecting clear liquid flowing out from the liquid guide port (14).