CN213769914U - Stirring device for sludge conveying system - Google Patents

Abstract

The utility model discloses a sludge conveying is agitating unit for system, including a jar body, baffle, main gas circuit and bleeder vent, the laminating of jar body top is fixed with the cover, and a jar external side fixed mounting has hydraulic drive device, hydraulic drive device top and cover bottom fixed connection, cover top fixed mounting has the support, and support left side top fixed mounting has driving motor, support right side top is fixed with the gas circuit sliding ring. This agitating unit for sludge conveying system, be provided with first scraper blade, second scraper blade and third scraper blade, when the pivot drives helical blade and rotates stirring mud, the link rotates thereupon, the link drives first scraper blade simultaneously, second scraper blade and third scraper blade rotate, clearance jar internal wall when making first scraper blade rotate, clearance baffle outer wall when the second scraper blade rotates, clearance baffle inner wall when the third scraper blade rotates, be convenient for clear up the solid-state material of the inside adhesion of this agitating unit automatically, the obstruction that receives when having reduced the stirring, it is more practical to make.

Description

Stirring device for sludge conveying system

Technical Field

The utility model relates to a agitating unit technical field specifically is agitating unit for mud conveying system.

Background

In sludge conveying systems, a storage tank is usually provided for transferring and temporarily storing the sludge, and in order to prevent solid material from depositing in the sludge, which in turn causes blockage of the conveying line, an agitation device is required.

Current agitating unit does not usually be provided with inner wall cleaning device, after jar body uses for a long time, partial solid-state material adhesion is at jar internal wall, lead to the stirring resistance increase then, current agitating unit's stirring mode is single, only rely on stirring vane mechanical motion to stir mud usually, but this stirring mode energy consumption is big, inefficiency, it is not practical enough to use, and current agitating unit installation dismantlement process is complicated, be difficult to break away from the jar body fast, the maintenance and clear degree of difficulty have been increaseed, to above-mentioned problem, need improve current equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stirring apparatus for sludge conveying system, with the current stirring apparatus who provides in solving above-mentioned background art does not generally be provided with inner wall cleaning device, after the jar body uses for a long time, part solid-state material adhesion is at a jar internal wall, lead to the stirring resistance increase then, current stirring apparatus's stirring mode is single, only rely on stirring vane mechanical motion to stir mud usually, but this stirring mode energy consumption is big, and is inefficient, it is not practical enough to use, and current stirring apparatus installation dismantlement process is complicated, be difficult to break away from a jar body fast, the problem of the maintenance and the clear degree of difficulty has been strengthened.

In order to achieve the above object, the utility model provides a following technical scheme: the stirring device for the sludge conveying system comprises a tank body, a partition plate, a main gas path and a gas-permeable hole,

the tank comprises a tank body, wherein a tank cover is fixedly attached to the upper part of the tank body, a hydraulic driving device is fixedly mounted on the outer side of the tank body, the top of the hydraulic driving device is fixedly connected with the bottom of the tank cover, a support is fixedly mounted at the top of the tank cover, a driving motor is fixedly mounted at the top of the left side of the support, a gas circuit sliding ring is fixedly mounted at the top of the right side of the support, the bottom of the gas circuit sliding ring is rotatably connected with a rotating shaft, the upper side of the rotating shaft is connected with the driving motor through a gear set, the gear set is arranged on the inner side of the support, and the rotating shaft penetrates through the tank cover and is rotatably connected with the tank cover;

the separation plate is fixed at the bottom of the tank cover and suspended in the tank body, an opening is formed in the upper side of the separation plate, the tank body is divided into an inner cavity and an outer cavity through the separation plate, the inner cavity is located inside the outer cavity, a spiral blade is fixed on the lower side of the rotating shaft, a connecting frame is fixed at the lower end of the rotating shaft, a first fixing rod and a second fixing rod are fixed on the top of the outer side of the connecting frame in a staggered mode, a first scraper is installed on one side of the first fixing rod, a second scraper is installed on one side of the second fixing rod, a third scraper is installed at the bottom of the connecting frame, a conical spline shaft is fixed at the bottom of the rotating shaft and embedded into the conical spline groove, the conical spline groove is formed in the top of the rotating table, and the rotating table is rotatably connected to the center of the bottom of the tank body;

the main air path is arranged in the center of the rotating shaft, a branch air path is arranged in the connecting frame and is communicated with the main air path, an air compressor is arranged on the right side of the tank body and is communicated with the air path sliding ring through an air conveying hose, and an air outlet is formed in the right side of the tank cover;

the air hole is formed in the top of the connecting frame and communicated with the air branch circuit, a one-way valve is installed inside the air hole, a liquid inlet pipe is fixedly communicated with the upper side of the left rear end of the tank body and communicated with the upper side of the left rear end of the outer cavity, a liquid discharge pipe is fixedly communicated with the lower side of the right front end of the tank body and communicated with the lower side of the right front end of the outer cavity.

Preferably, the rotation axis of the rotating shaft coincides with the rotation axis of the rotating table, and the conical spline shaft at the bottom of the rotating shaft is in spline connection with the conical spline groove.

Preferably, the central line of the rotating shaft, the central line of the tank body and the central line of the partition plate are overlapped.

Preferably, the number of the openings is four, and the four openings are distributed in an annular array shape by taking the central line of the rotating shaft as the center.

Preferably, the outer end of the helical blade is attached to the inner wall of the partition plate, and the uppermost end of the helical blade is positioned above the lowermost end of the opening.

Preferably, first scraper blade is provided with threely, and three first scraper blade uses the pivot central line to be "article" font setting as the center, and first scraper blade one end laminating jar internal wall setting simultaneously.

Preferably, the second scraper blade is provided with threely, and three second scraper blade uses the pivot central line to be "article" font setting as the center, and second scraper blade one end laminating baffle outer end sets up simultaneously.

Preferably, the number of the third scraping plates is three, the three third scraping plates are arranged in a shape like a Chinese character 'pin' by taking the central line of the rotating shaft as the center, and the lower ends of the third scraping plates are attached to the inner wall of the bottom of the tank body.

Preferably, the air holes are arranged in a plurality and are uniformly formed in the top of the connecting frame.

Compared with the prior art, the beneficial effects of the utility model are that: the stirring device for the sludge conveying system comprises a stirring device,

(1) the hydraulic driving device is arranged, the rotating platform and the conical spline shaft are arranged, the hydraulic driving device pushes the tank cover to ascend, the tank cover pulls the conical spline shaft to ascend through the rotating shaft and be separated from the splined connection with the conical spline groove, the partition plate, the rotating shaft, the helical blades, the connecting frame and other components are separated from the inside of the tank body through the tank cover, and similarly, the hydraulic driving device shrinks, the conical spline shaft is embedded into the conical spline groove and is in splined connection with the conical spline groove, so that the rotating platform plays a role in supporting the rotating shaft, the mounting and dismounting process of the stirring device is reduced, the difficulty in maintenance and cleaning is greatly reduced, and the use is more convenient;

(2) the first scraper, the second scraper and the third scraper are arranged, when the rotating shaft drives the helical blade to rotate to stir the sludge, the connecting frame rotates along with the helical blade, and simultaneously the connecting frame drives the first scraper, the second scraper and the third scraper to rotate, so that the inner wall of the tank body is cleaned when the first scraper rotates, the outer wall of the partition plate is cleaned when the second scraper rotates, and the inner wall of the partition plate is cleaned when the third scraper rotates, thereby being convenient for automatically cleaning solid materials adhered inside the stirring device, and reducing the obstruction during stirring;

(3) the air compressor conveys high-pressure gas to the main air path through the gas conveying hose, so that the high-pressure gas enters the inner cavity through the uniformly arranged air holes, the continuous bubbles float upwards to play a role in stirring the sludge and aeration, the stirring effect is improved, and meanwhile, pretreatment is provided for subsequent sludge treatment;

(4) be provided with baffle, inner chamber and exocoel, the pivot drives helical blade and rotates, and helical blade promotes the mud of endocavity and rises and get into the exocoel through the opening, for mud downflow in the exocoel and flow into the inner chamber bottom, makes mud circulate flow with exocoel inside at the inner chamber, and the mud that the mud of circulation flow was avoided is at the internal portion deposit of jar, compares the tradition and relies on stirring mode energy consumption of the high-speed rotation of stirring vane to be lower, and it is better to prevent the deposit effect.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the bracket of the present invention from above;

FIG. 3 is a schematic view of a sectional top view of the tank of the present invention;

FIG. 4 is a schematic top view of the connecting frame of the present invention;

FIG. 5 is a schematic top view of the cross-sectional structure of the connection frame of the present invention;

FIG. 6 is a schematic view of the sectional structure of the tank body according to the present invention;

fig. 7 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. the device comprises a tank body, 2, a tank cover, 3, a hydraulic driving device, 4, a support, 5, a driving motor, 6, an air channel sliding ring, 7, a rotating shaft, 8, a gear set, 9, a partition plate, 10, an opening, 11, an inner cavity, 12, an outer cavity, 13, a spiral blade, 14, a connecting frame, 15, a first fixing rod, 16, a second fixing rod, 17, a first scraper, 18, a second scraper, 19, a third scraper, 20, a conical spline shaft, 21, a conical spline groove, 22, a rotating platform, 23, a main air channel, 24, a branch air channel, 25, an air compressor, 26, an air conveying hose, 27, an exhaust port, 28, an air vent, 29, a one-way valve, 30, a liquid inlet pipe, 31 and a liquid outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that 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 a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: as shown in fig. 1 and 2, a tank cover 2 is fixedly attached to the upper part of a tank body 1, a hydraulic driving device 3 is fixedly mounted on the outer side of the tank body 1, the top of the hydraulic driving device 3 is fixedly connected with the bottom of the tank cover 2, a support 4 is fixedly mounted on the top of the tank cover 2, a driving motor 5 is fixedly mounted on the top of the left side of the support 4, an air channel slip ring 6 is fixed on the top of the right side of the support 4, the bottom of the air channel slip ring 6 is rotatably connected with a rotating shaft 7, the rotating shaft 7 has a rotating axis coinciding with the rotating shaft 22, a spline connection is formed between a conical spline shaft 20 at the bottom of the rotating shaft 7 and a conical spline groove 21, so that the rotating shaft 22 plays a role of supporting the rotating shaft 7 through the spline connection between the conical spline shaft 20 and the conical spline groove 21, the center line of the rotating shaft 7, the center line of the tank body 1 and the center line of a partition plate 9 coincide, when the rotating shaft 7 rotates, the first scraper blade 17 is attached to the inner wall of the tank cover 2 and rotates, the second scraper blade 18 is attached to the outer portion of the partition plate 9 and rotates, the upper side of the rotating shaft 7 is connected with the driving motor 5 through the gear set 8, the gear set 8 is arranged on the inner side of the support 4, and the rotating shaft 7 penetrates through the tank cover 2 and is connected with the tank cover in a rotating mode.

As shown in fig. 1, 3, 5 and 6, a partition plate 9 is fixed at the bottom of a tank cover 2 and suspended in the tank body 1, an opening 10 is formed in the upper side of the partition plate 9, four openings 10 are arranged, and the four openings 10 are distributed in an annular array shape by taking the central line of a rotating shaft 7 as the center, so that sludge in an inner cavity 11 uniformly enters an outer cavity 12 through the four openings 10, the tank body 1 is divided into the inner cavity 11 and the outer cavity 12 by the partition plate 9, the inner cavity 11 is positioned in the outer cavity 12, a helical blade 13 is fixed on the lower side of the rotating shaft 7, a connecting frame 14 is fixed at the lower end of the rotating shaft 7, the outer end of the helical blade 13 is attached to the inner wall of the partition plate 9, the uppermost end of the helical blade 13 is positioned above the lowermost end of the opening 10, the helical blade 13 is rotated to push the sludge to rise in the inner cavity 11 and simultaneously clean solid materials adhered to the inner wall of the partition plate 9, a first fixing rod 15 and a second fixing rod 16 are fixed at the top of the outer side of the connecting frame 14 in a staggered manner, and a first scraper 17 is arranged on one side of the first fixed rod 15, three first scrapers 17 are arranged, the three first scrapers 17 are arranged in a shape like a Chinese character 'pin' by taking the central line of the rotating shaft 7 as the center, one end of each first scraper 17 is arranged to be attached to the inner wall of the tank body 1, so that solid materials adhered to the inner wall of the tank body 1 are cleaned when the first scrapers 17 rotate, three second scrapers 18 are arranged on one side of the second fixed rod 16, the three second scrapers 18 are arranged in a shape like a Chinese character 'pin' by taking the central line of the rotating shaft 7 as the center, one end of each second scraper 18 is arranged to be attached to the outer end of the partition plate 9, so that object materials adhered to the outer wall of the partition plate 9 are cleaned when the second scrapers 18 rotate, three third scrapers 19 are arranged at the bottom of the connecting frame 14, the three third scrapers 19 are arranged in a shape like a 'pin' by taking the central line of the rotating shaft 7 as the center, and the lower end of each third scraper 19 is attached to the inner wall of the bottom of the tank body 1, make the solid-state material of adhesion on the clearance jar body 1 bottom inner wall when third scraper blade 19 rotates, 7 bottoms of pivot are fixed with toper spline shaft 20, and toper spline shaft 20 imbeds inside toper spline groove 21, and toper spline groove 21 sets up at revolving stage 22 tops, and revolving stage 22 rotation connection is at jar body 1 bottom center.

As shown in fig. 1, 4 and 7, a main air passage 23 is arranged at the center of a rotating shaft 7, a branch air passage 24 is arranged in a connecting frame 14, the branch air passage 24 is communicated with the main air passage 23, an air compressor 25 is arranged at the right side of a tank body 1, the air compressor 25 is communicated with an air passage slip ring 6 through an air hose 26, an exhaust port 27 is arranged at the right side of a tank cover 2, an air hole 28 is arranged at the top of the connecting frame 14, the air hole 28 is communicated with the branch air passage 24, a plurality of air holes 28 are arranged at the top of the connecting frame 14, high-pressure air in the branch air passage 24 is uniformly introduced into an inner cavity 11 through the air hole 28, a one-way valve 29 is arranged in the air hole 28, a liquid inlet pipe 30 is fixedly communicated with the upper side of the left rear end of the tank body 1, the liquid inlet pipe 30 is communicated with the upper side of the left rear, and the discharge pipe 31 is communicated with the lower side of the right front end of the outer cavity 12.

The working principle is as follows: when the stirring device for the sludge conveying system is used, firstly sludge is conveyed into the tank body 1 through the liquid inlet pipe 30, an external power supply is switched on, the driving motor 5 is started, the driving motor 5 drives the rotating shaft 7 to rotate through the gear set 8, the rotating shaft 7 drives the spiral blade 13 to rotate, the spiral blade 13 pushes the sludge in the inner cavity 11 to rise and enter the outer cavity 12 through the opening 10, the sludge in the outer cavity 12 descends and enters the inner cavity 11 through a gap between the partition plate 9 and the bottom of the tank body 1, the sludge circularly flows in the inner cavity 11 and the outer cavity 12, the stirring and deposition prevention and energy consumption reduction are realized, meanwhile, the air compressor 25 is started, the air compressor 25 conveys high-pressure gas into the main gas path 23 through the gas conveying hose 26, the high-pressure gas in the main gas path 23 enters the branch gas path 24 and enters the bottom of the inner cavity 11 through the air holes 28 uniformly formed in the top of the branch gas path 24, the high-pressure gas is decomposed into bubbles to play a stirring role and play an aeration role at the same time, the floated gas is discharged through the exhaust port 27, the pretreatment is provided for the subsequent processing of the sludge, the use is more practical, the one-way valve 29 prevents the reverse flow of the sludge into the branch gas channel 24, the gas channel slip ring 6 is arranged to enable the rotation of the rotating shaft 7 to be smoother, the rotating table 22 plays a role of supporting the rotating shaft 7 through the spline connection between the conical spline shaft 20 and the conical spline groove 21, the rotating shaft 7 is enabled to rotate more stably, the helical blades 13 clear the solid materials adhered to the inner part of the partition plate 9 while the helical blades 13 rotate to push the sludge to rise, the connecting frame 14 rotates along with the rotating shaft 7, the connecting frame 14 drives the third scraper 19 arranged at the bottom of the connecting frame to rotate, the solid materials adhered to the bottom of the tank body 1 are cleared, the first scraper 17 is driven to rotate by the first fixing rod 15 when the connecting frame 14 rotates, the solid materials adhered to the inner wall of the tank body 1 are cleared, and the connecting frame 14 drives the second scraper 18 to rotate by the second fixing rod 16, play the effect of clearance baffle 9 outer wall, be convenient for clear up the inside solid-state material of adhesion of this agitating unit automatically, the hindrance that receives when having reduced the stirring, when needing to clear up and maintain, hydraulic drive device 3 starts, hydraulic drive device 3 promotes cover 2 and rises, cover 2 drives pivot 7, pivot 7 drives toper spline shaft 20 and rises and make it break away from with the splined connection of toper spline groove 21, parts such as cover 2 pulling baffle 9, pivot 7, link 14 and helical blade 13 break away from jar body 1 simultaneously, this connected mode is simple, the process of installation and dismantlement has been simplified, the degree of difficulty of maintenance and cleaning has been reduced, it is more convenient to use, this has just accomplished whole work, the content that does not make detailed description in this specification belongs to the prior art that skilled person is known.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (9)

1. Agitating unit for mud conveying system, including jar body (1), baffle (9), main air circuit (23) and bleeder vent (28), its characterized in that:

the tank comprises a tank body (1), a tank cover (2) is fixedly attached to the upper portion of the tank body (1), a hydraulic driving device (3) is fixedly mounted on the outer side of the tank body (1), the top of the hydraulic driving device (3) is fixedly connected with the bottom of the tank cover (2), a support (4) is fixedly mounted at the top of the tank cover (2), a driving motor (5) is fixedly mounted at the top of the left side of the support (4), a gas circuit sliding ring (6) is fixed at the top of the right side of the support (4), the bottom of the gas circuit sliding ring (6) is rotatably connected with a rotating shaft (7), the upper side of the rotating shaft (7) is connected with the driving motor (5) through a gear set (8), the gear set (8) is arranged on the inner side of the support (4), and the rotating shaft (7) penetrates through the tank cover (2) and is rotatably connected with the same;

the tank cover comprises a partition plate (9), the partition plate (9) is fixed at the bottom of the tank cover (2) and suspended in the tank body (1), an opening (10) is formed in the upper side of the partition plate (9), the tank body (1) is divided into an inner cavity (11) and an outer cavity (12) through the partition plate (9), the inner cavity (11) is located on the inner side of the outer cavity (12), a spiral blade (13) is fixed on the lower side of a rotating shaft (7), a connecting frame (14) is fixed at the lower end of the rotating shaft (7), a first fixing rod (15) and a second fixing rod (16) are fixed on the top of the outer side of the connecting frame (14) in a staggered mode, a first scraping plate (17) is installed on one side of the first fixing rod (15), a second scraping plate (18) is installed on one side of the second fixing rod (16), a third scraping plate (19) is installed at the bottom of the connecting frame (14), and a conical spline shaft (7) is fixed at the bottom, the conical spline shaft (20) is embedded into the conical spline groove (21), the conical spline groove (21) is formed in the top of the rotating platform (22), and the rotating platform (22) is rotatably connected to the center of the bottom of the tank body (1);

the main gas path (23) is arranged at the center of the rotating shaft (7), a branch gas path (24) is arranged in the connecting frame (14), the branch gas path (24) is communicated with the main gas path (23), an air compressor (25) is arranged on the right side of the tank body (1), the air compressor (25) is communicated with the gas path sliding ring (6) through a gas hose (26), and an exhaust port (27) is arranged on the right side of the tank cover (2);

the air vent (28) is formed in the top of the connecting frame (14), the air vent (28) is communicated with the air branch channel (24), a one-way valve (29) is installed inside the air vent (28), a liquid inlet pipe (30) is fixedly communicated with the upper side of the left rear end of the tank body (1), the liquid inlet pipe (30) is communicated with the upper side of the left rear end of the outer cavity (12), a liquid discharge pipe (31) is fixedly communicated with the lower side of the right front end of the tank body (1), and the liquid discharge pipe (31) is communicated with the lower side of the right front end of the outer cavity (12).

2. The stirring device for a sludge conveying system according to claim 1, wherein: the rotation axis of the rotating shaft (7) coincides with the rotation axis of the rotating table (22), and the conical spline shaft (20) at the bottom of the rotating shaft (7) is in spline connection with the conical spline groove (21).

3. The stirring device for a sludge conveying system according to claim 1, wherein: the central line of the rotating shaft (7), the central line of the tank body (1) and the central line of the partition plate (9) are superposed.

4. The stirring device for a sludge conveying system according to claim 1, wherein: the number of the openings (10) is four, and the four openings (10) are distributed in an annular array shape by taking the central line of the rotating shaft (7) as the center.

5. The stirring device for a sludge conveying system according to claim 1, wherein: the outer end of the helical blade (13) is attached to the inner wall of the partition plate (9), and the uppermost end of the helical blade (13) is located above the lowermost end of the opening (10).

6. The stirring device for a sludge conveying system according to claim 1, wherein: first scraper blade (17) are provided with threely, and three first scraper blade (17) use pivot (7) central line to be "article" font setting as the center, and first scraper blade (17) one end laminating jar body (1) inner wall sets up simultaneously.

7. The stirring device for a sludge conveying system according to claim 1, wherein: the number of the second scrapers (18) is three, the three second scrapers (18) are arranged in a shape like a Chinese character 'pin' by taking the central line of the rotating shaft (7) as the center, and one end of each second scraper (18) is attached to the outer end of the partition plate (9).

8. The stirring device for a sludge conveying system according to claim 1, wherein: the number of the third scraping plates (19) is three, the three third scraping plates (19) are arranged in a shape like a Chinese character 'pin' by taking the central line of the rotating shaft (7) as the center, and the lower ends of the third scraping plates (19) are attached to the inner wall of the bottom of the tank body (1).

9. The stirring device for a sludge conveying system according to claim 1, wherein: the plurality of air holes (28) are arranged, and the plurality of air holes (28) are uniformly arranged on the top of the connecting frame (14).

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