CN111453227A

CN111453227A - Powder tank for mixing station

Info

Publication number: CN111453227A
Application number: CN202010303016.5A
Authority: CN
Inventors: 徐骏
Original assignee: Shaanxi Shengtai Haojing Building Mat Co ltd
Current assignee: Shaanxi Shengtai Haojing Building Mat Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-07-28
Anticipated expiration: 2040-04-17
Also published as: CN111453227B

Abstract

The invention relates to a powder tank for a mixing station, which relates to the technical field of mixing stations and comprises a tank body, an installation platform, a lifting screw and a lifting assembly, wherein the bottom end of the lifting screw is rotatably connected with a rotating seat and a limiting beam, the rotating seat is provided with a brush cleaning assembly and a spray descaling assembly, the brush cleaning assembly comprises a cleaning turntable, the rotating seat is provided with a driving assembly, and the cleaning turntable is provided with a plurality of beams and a side wall cleaning unit. Evacuation powder jar, open lifting unit, make the lifting screw lift, make and rotate the seat and go up and down along powder jar, spacing roof beam slides from top to bottom along a jar internal wall simultaneously, avoid rotating the seat and rotate, open and spray scale removal subassembly, make the powder that stores up in the powder jar and be strikeed and peel off, make the clearance carousel rotate through drive assembly simultaneously, make crossbeam and lateral wall cleaning unit on the clearance carousel rotate, make lateral wall cleaning unit clear up the powder jar, degree of automation is high, need not staff's entering powder jar, the security is high, the clearance is fast simultaneously.

Description

Powder tank for mixing station

Technical Field

The invention relates to the technical field of mixing stations, in particular to a powder tank for a mixing station.

Background

The powder tank is generally used in bulk cement storage of a concrete mixing plant, is a closed silo for storing bulk materials, and is suitable for storing various concrete materials such as cement, fly ash and the like. At present, many powder holding vessels that are of current are the cone, if deposit the powder for a long time, thereby the powder can absorb the moisture in the air and increase the water content of powder itself unavoidably for the powder holding vessel just can appear the powder and solidify the condition on the powder holding vessel inner wall after using a period, not only influences normal unloading, has some material to be detained in the powder holding vessel in addition. The effective inventory of the powder storage tank is affected. The traditional cleaning tool is poor in applicability and cleaning effect, so that the existing method for cleaning the powder storage tank adopts manual warehousing cleaning. After the powder is not discharged from the powder outlet, a part of the powder is vibrated by knocking the inner wall of the powder storage tank, a safety belt is put into a warehouse, and the powder in the warehouse is manually conveyed out of the powder storage tank by using tools such as a traditional spade, a hoe, a pickaxe and the like.

For example, chinese utility model patent with publication number CN207671049U discloses a powder tank convenient for cleaning, and its technical scheme main points are: the novel silo is characterized by comprising a silo, wherein a boss is arranged below the silo, an access hole is formed in the boss, a door is installed on the access hole, a plurality of ladders are installed on the inner wall of the silo and used for workers to take the ladders, and the ladders are convenient to clean the inner wall of the silo and extend from the bottom of the silo to the top of the silo. The powder tank cleaning machine has the advantage that workers for cleaning the powder tank are not easy to cause danger.

The above prior art solutions have the following drawbacks: the method has high labor intensity and large risk, the operation workers face the danger of collapse of the powder storage tank and the danger of life endangering of harmful gas and the like, the safety accidents of death of the operation workers occur in most places during actual production due to warehouse cleaning, the cleaning time is long, the dust in the working environment is large, and the adverse effect is brought to the health of the workers.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the powder tank for the mixing station, which can automatically clean the powder tank, avoids manual cleaning of workers, and is quick in cleaning, safe and efficient.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a powder tank for stirring station, includes a jar body, jar body top is equipped with the mount table, be equipped with on the mount table and stretch into the lifting screw of internal portion of jar, the mount table with be equipped with lifting unit between lifting screw, the lifting screw bottom is rotated and is connected with and rotates the seat, rotate be equipped with on the seat with the spacing roof beam of the internal portion slip gomphosis of jar, be equipped with brush clearance subassembly and spray scale removal subassembly on rotating the seat, brush clearance subassembly including rotate connect in the clearance carousel of rotating the seat bottom, be equipped with the drive on rotating the seat clearance carousel pivoted drive assembly, clearance carousel periphery is equipped with a plurality of crossbeams, the crossbeam tip is equipped with lateral wall cleaning unit.

Through adopting the above-mentioned technical scheme, when the powder stores up in powder tank inner wall, the evacuation powder tank, open lifting unit, make the lifting screw rod go up and down along the powder tank, make and rotate the seat and go up and down along the powder tank, spacing beam slides from top to bottom along a jar internal wall simultaneously, avoid rotating the seat and rotate, open and spray scale removal subassembly, make the powder that stores up in the powder tank peel off by the impact, make the clearance carousel rotate through drive assembly simultaneously, make crossbeam and lateral wall cleaning unit on the clearance carousel rotate, make lateral wall cleaning unit clear up the powder tank, whole process automation degree is high, need not staff's entering powder tank, the security is high, simultaneously cleaning speed is fast.

The present invention in a preferred example may be further configured to: the lifting assembly comprises a servo motor arranged on the mounting table, a driving wheel is arranged on an output shaft of the servo motor, a rotating disc is arranged on the mounting table, the rotating disc is connected with the lifting screw in a rotating mode, and the driving wheel is meshed with the rotating disc.

Through adopting above-mentioned technical scheme, through opening servo motor, the control rolling disc rotates, drives the lift screw rod lift then, makes the mount table go up and down in the powder jar, makes things convenient for lateral wall cleaning unit and sprays the scale removal subassembly and clears up the powder jar.

The present invention in a preferred example may be further configured to: the spray descaling assembly comprises spray pipes horizontally arrayed on the periphery of the top end of the rotating seat, and an air supply pipe is arranged on the tank body and connected with the spray pipes.

Through adopting above-mentioned technical scheme, through setting up the spray tube, let in the spray tube with high-pressure air from the air feed pipe to from the spray tube blowout, strike powder tank lateral wall scale deposit, the spray tube goes up and down along with rotating the seat simultaneously, accomplishes the clearance to powder tank inner wall, simple and practical.

The present invention in a preferred example may be further configured to: the rotary seat is characterized in that a rotating shaft is rotatably connected to the bottom end of the rotary seat, the cleaning turntable is connected with the tail end of the rotating shaft, the driving assembly comprises a reciprocating cylinder arranged on one side of the rotary seat, a crankshaft is arranged on the rotating shaft, and a crank transmission assembly is arranged between an output shaft of the reciprocating cylinder and the crankshaft.

Through adopting above-mentioned technical scheme, open reciprocating cylinder, make reciprocating cylinder drive crank drive assembly, make pivot and bent axle rotate, make the clearance carousel rotate, make things convenient for lateral wall clearance unit to clear up powder jar lateral wall.

The present invention in a preferred example may be further configured to: the crank transmission assembly comprises a reciprocating cylinder arranged on one side of the bottom end of the rotating seat, a piston is arranged in the reciprocating cylinder, one end of the piston is connected with an output shaft of the reciprocating cylinder, a crank connecting rod is arranged between the other end of the piston and the crankshaft, and a lantern ring is arranged between the crank connecting rod and the crankshaft.

By adopting the technical scheme, the reciprocating cylinder is started, the output shaft of the reciprocating cylinder drives the piston to reciprocate along the reciprocating cylinder, then the piston drives the crank connecting rod to rotate, the crank connecting rod is made to drive the crankshaft to rotate, and the whole device is simple in structure and high in stability.

The present invention in a preferred example may be further configured to: the air supply pipe is provided with an electromagnetic three-way valve, one end of the electromagnetic three-way valve is communicated with the air supply pipe, one end of the electromagnetic three-way valve is communicated with the spray pipe, and the other end of the electromagnetic three-way valve is communicated with the reciprocating cylinder.

Through adopting above-mentioned technical scheme, set up the electromagnetism three-way valve, steerable spray tube and reciprocating cylinder's start-up stops, is convenient for control spray tube to carry out the deposit and strikes to and control lateral wall cleaning unit clearance powder jar lateral wall.

The present invention in a preferred example may be further configured to: the side wall cleaning unit comprises a telescopic rod embedded in the end part of the cross beam, the end part of the telescopic rod connected with the cross beam is provided with a resisting spring and abutted against the cross beam, and the other end of the telescopic rod is provided with a brush plate.

Through adopting above-mentioned technical scheme, set up the telescopic link and support tight spring, make things convenient for the telescopic link to stretch out the crossbeam, make things convenient for brush board and powder jar lateral wall butt, when the crossbeam descends, the corresponding shrink of telescopic link with stretch out simultaneously, adapt to curved powder jar inner wall, adaptability is wide, clean up.

The present invention in a preferred example may be further configured to: the brush plate is hinged to the telescopic rod, and a tensioning spring is arranged between the telescopic rod and the brush plate.

Through adopting above-mentioned technical scheme, set up the tensioning spring and impel the brush board to support tightly with the powder jar inner wall all the time, be convenient for clear up.

The present invention in a preferred example may be further configured to: and the lower end part of the brush plate is provided with an arch breaking plate.

Through adopting above-mentioned technical scheme, set up broken arch board, can break the arch with the powder that powder tank inner wall stocked when the brush board reciprocates at powder tank inner wall, conveniently further strike off the powder that stockpiles up.

In summary, the invention includes at least one of the following beneficial technical effects:

1. when powder is accumulated on the inner wall of the powder tank, the powder tank is emptied, the lifting assembly is started, the lifting screw rod is promoted to lift along the powder tank, the rotating seat is promoted to lift along the powder tank, meanwhile, the limiting beam slides up and down along the inner wall of the tank body, the rotating seat is prevented from rotating, the jetting descaling assembly is started, the powder accumulated in the powder tank is promoted to be stripped by impact, meanwhile, the cleaning turntable is promoted to rotate through the driving assembly, the beam on the cleaning turntable and the side wall cleaning unit are promoted to rotate, the side wall cleaning unit is promoted to clean the powder tank, the automation degree of the whole process is high, workers do not need to enter the powder tank, the safety is high, and the cleaning speed is;

2. the crank transmission assembly is arranged, the reciprocating cylinder is started, the output shaft of the reciprocating cylinder drives the piston to reciprocate along the reciprocating cylinder, and then the piston drives the crank connecting rod to rotate, so that the crank connecting rod drives the crankshaft to rotate, and the whole device is simple in structure and high in stability;

3. set up tensioning spring and telescopic link and make the brush board support tightly with powder jar inner wall all the time, the clearance of being convenient for adapts to curved powder jar inner wall, and adaptability is wide, the clean up.

Drawings

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

FIG. 2 is a schematic structural view of an outlet portion of the can of the present invention.

In the figure, 1, a tank body; 2. an installation table; 3. a lifting screw; 4. a lifting assembly; 5. a rotating seat; 6. a limiting beam; 7. a chute; 8. a brush cleaning assembly; 9. a spray descaling assembly; 10. cleaning the turntable; 11. a drive assembly; 12. a cross beam; 13. a sidewall cleaning unit; 14. a servo motor; 15. a driving wheel; 16. rotating the disc; 17. a gas supply pipe; 18. a nozzle; 19. a rotating shaft; 20. a reciprocating cylinder; 21. a crankshaft; 22. a crank drive assembly; 23. a reciprocating cylinder; 25. a crank connecting rod; 26. a collar; 27. an electromagnetic three-way valve; 28. a telescopic rod; 29. the spring is tightly propped; 30. a brush plate; 31. tensioning the spring; 32. and (4) breaking the arch.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the powder tank for the mixing plant disclosed by the invention can be automatically cleaned, so that the manual cleaning of workers is avoided, and the cleaning is rapid. Including a jar body 1, 1 top of jar body is provided with mount table 2, be provided with the lifting screw 3 that stretches into 1 inside of jar body on the mount table 2, lifting screw 3 connects soon with mount table 2, be provided with lifting unit 4 between mount table 2 and lifting screw 3, 3 bottoms of lifting screw rotate and be connected with rotation seat 5, rotation seat 5 is cylindricly, be provided with the spacing beam 6 with the inside slip gomphosis of jar body on the rotation seat 5, 1 lateral wall of jar body is provided with spout 7 with spacing beam 6 complex, be provided with brush clearance subassembly 8 and spray descaling subassembly 9 on the rotation seat 5, brush clearance subassembly 8 is connected in the clearance carousel 10 of rotation seat 5 bottom including rotating, be provided with drive clearance carousel 10 pivoted drive assembly 11 on the rotation seat 5, clearance carousel 10 periphery is provided with a plurality of crossbeams 12, crossbeam 12 tip is provided with lateral wall clearance unit 13. When powder is amasss there is powder tank inner wall, the evacuation powder tank, open lifting unit 4, make lifting screw 3 go up and down along the powder tank, make and rotate seat 5 along the lift of powder tank, spacing roof beam 6 slides from top to bottom along jar internal wall 1 simultaneously, avoid rotating seat 5 and rotate, open injection descaling subassembly 9, make the powder that stores up in the powder tank peel off by the impact, make clearance carousel 10 to rotate through drive assembly 11 simultaneously, make crossbeam 12 and lateral wall cleaning unit 13 on the clearance carousel 10 rotate, make lateral wall cleaning unit 13 clear up the powder tank.

Referring to fig. 1, lifting unit 4 is including locating mount table 2 coplanar servo motor 14, servo motor 14 output shaft is provided with action wheel 15, be provided with rolling disc 16 on the mount table 2, rolling disc 16 connects with lifting screw 3 soon, action wheel 15 meshes with rolling disc 16, through opening servo motor 14, control rolling disc 16 rotates, then drive lifting screw 3 and go up and down, make mount table 2 rise in the powder jar, make things convenient for lateral wall cleaning unit 13 and spray descaling assembly 9 to clear up the powder jar. Meanwhile, an air supply pipe 17 is further arranged on one side of the mounting platform 2, the spraying and descaling assembly 9 comprises a spraying pipe 18 horizontally arrayed on the periphery of the top end of the rotating seat 5, and the air supply pipe 17 is connected with the spraying pipe 18. Through setting up spray tube 18, let in spray tube 18 from air feed pipe 17 with high-pressure air to spout from spray tube 18, strike powder tank lateral wall scale deposit, spray tube 18 goes up and down along with rotating seat 5 simultaneously, accomplishes the clearance to powder tank inner wall.

Referring to fig. 1 and 2, a rotating shaft 19 is rotatably connected to the bottom end of the rotating seat 5, the cleaning turntable 10 is connected to the tail end of the rotating shaft 19, the driving assembly 11 includes a reciprocating cylinder 20 arranged on one side of the rotating seat 5, a crankshaft 21 is arranged on the rotating shaft 19, a crank transmission assembly 22 is arranged between an output shaft of the reciprocating cylinder 20 and the crankshaft 21, and includes a reciprocating cylinder 23 arranged on one side of the bottom end of the rotating seat 5, a piston (not shown in the figure) is arranged in the reciprocating cylinder 23, one end of the piston is connected to the output shaft of the reciprocating cylinder 20, a crank connecting rod 25 is arranged between the other end of the piston and the crankshaft 21. Therefore, the reciprocating cylinder 20 is started, the reciprocating cylinder 20 is enabled to drive the crank transmission assembly 22, the output shaft of the reciprocating cylinder 20 drives the piston to reciprocate along the reciprocating cylinder 23, then the piston drives the crank connecting rod 25 to rotate, the crank connecting rod 25 is enabled to drive the crankshaft 21 to rotate, the cleaning rotary disc 10 is enabled to rotate, and the side wall cleaning unit 13 can conveniently clean the side wall of the powder tank.

Referring to fig. 1 and 2, in order to supply air to the reciprocating cylinder 20, the air supply pipe 17 is provided with an electromagnetic three-way valve 27, and one end of the electromagnetic three-way valve 27 is communicated with the air supply pipe 17, one end is communicated with the nozzle 18, and the other end is communicated with the reciprocating cylinder 20. The electromagnetic three-way valve 27 can control the starting and stopping of the spray pipe 18 and the reciprocating cylinder 20, so as to control the spray pipe 18 to carry out deposit impact and control the side wall cleaning unit 13 to clean the side wall of the powder tank.

Referring to fig. 2, the side wall cleaning unit 13 includes a telescopic rod 28 embedded in an end portion of the cross beam 12, a tightening spring 29 is disposed at an end portion of the telescopic rod 28 connected to the cross beam 12 to abut against the cross beam 12, a brush plate 30 is disposed at the other end of the telescopic rod 28, the brush plate 30 is hinged to the telescopic rod 28, and a tension spring 31 is disposed between the telescopic rod 28 and the brush plate 30. The lower end of the brush plate 30 is provided with a broken arch plate 32. Set up the telescopic link 28 and support tight spring 29, make things convenient for telescopic link 28 to stretch out crossbeam 12, make things convenient for brush plate 30 and powder jar lateral wall butt, when crossbeam 12 descends, the corresponding shrink of telescopic link 28 with stretch out simultaneously, adapt to curved powder jar inner wall, tensioning spring 31 makes brush plate 30 support tightly with powder jar inner wall all the time, the clearance of being convenient for. When the brush plate 30 moves up and down on the inner wall of the powder tank, the arch breaking plate 32 can break the arch of the powder stored on the inner wall of the powder tank, and the application is wide.

The implementation principle of the embodiment is as follows: when powder is accumulated on the inner wall of the powder tank, the powder tank is emptied, the lifting assembly 4 is opened, the lifting screw 3 is promoted to lift along the powder tank, the rotating seat 5 is promoted to lift along the powder tank, meanwhile, the limiting beam 6 slides up and down along the inner wall of the tank body 1 to avoid the rotation of the rotating seat 5, the ejection descaling assembly 9 is opened, high-pressure air is introduced into the nozzle 18 and is ejected out of the nozzle 18 to impact the scale on the side wall of the powder tank, so that the powder accumulated in the powder tank is impacted to be stripped, meanwhile, the cleaning turntable 10 is promoted to rotate through the driving assembly 11, the beam 12 and the side wall cleaning unit 13 on the cleaning turntable 10 are promoted to rotate, the reciprocating cylinder 20 is opened, the output shaft of the reciprocating cylinder 20 drives the piston to reciprocate along the reciprocating cylinder 23, then, the piston drives the crank connecting rod 25 to rotate, the crank connecting rod 25 drives the crankshaft 21 to, tensioning spring 31 and telescopic link 28 make brush board 30 support tightly with the powder jar inner wall all the time, and whole process automation degree is high, need not the staff and gets into the powder jar, and the security is high, and the clearance is fast simultaneously.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a powder jar for stirring station, includes jar body (1), its characterized in that: the top of the tank body (1) is provided with an installation platform (2), the installation platform (2) is provided with a lifting screw (3) extending into the tank body (1), a lifting component (4) is arranged between the mounting table (2) and the lifting screw (3), the bottom end of the lifting screw rod (3) is rotationally connected with a rotating seat (5), a brush cleaning component (8) and an injection descaling component (9) are arranged on the rotating seat (5), the brush cleaning component (8) comprises a cleaning turntable (10) which is rotationally connected with the bottom end of the rotating seat (5), the rotating seat (5) is provided with a limit beam (6) which is in sliding embedding with the interior of the tank body (1), a driving component (11) for driving the cleaning turntable (10) to rotate is arranged on the rotating seat (5), the periphery of the cleaning turntable (10) is provided with a plurality of cross beams (12), and the end parts of the cross beams (12) are provided with side wall cleaning units (13).

2. The powder can for a mixing plant according to claim 1, characterized in that: lifting unit (4) are including locating servo motor (14) on mount table (2), servo motor (14) output shaft is equipped with action wheel (15), be equipped with rolling disc (16) on mount table (2), rolling disc (16) with lifting screw (3) connect soon, action wheel (15) with rolling disc (16) meshing.

3. A powder can for a mixing plant according to claim 2, characterized in that: the spray descaling assembly (9) comprises a spray pipe (18) which is horizontally arrayed on the periphery of the top end of the rotating seat (5), an air supply pipe (17) is arranged on the tank body (1), and the air supply pipe (17) is connected with the spray pipe (18).

4. A powder container for a mixing plant according to claim 3, characterized in that: rotate seat (5) bottom and rotate and be connected with pivot (19), clearance carousel (10) with pivot (19) end-to-end connection, drive assembly (11) include rotate reciprocating cylinder (20) that seat (5) one side was equipped with, be equipped with bent axle (21) on pivot (19), reciprocating cylinder (20) output shaft with be equipped with crank drive assembly (22) between bent axle (21).

5. A powder can for a mixing plant according to claim 4, characterized in that: crank drive assembly (22) is including locating reciprocal section of thick bamboo (23) of rotating seat (5) bottom one side, be equipped with the piston in reciprocal section of thick bamboo (23), piston one end with reciprocal cylinder (20) output shaft, the other end with be equipped with crank connecting rod (25) between bent axle (21), crank connecting rod (25) with be equipped with lantern ring (26) between bent axle (21).

6. A powder can for a mixing plant according to claim 5, characterized in that: be equipped with electromagnetism three-way valve (27) on air supply pipe (17), electromagnetism three-way valve (27) one end with air supply pipe (17) intercommunication, one end with spray tube (18) intercommunication, the other end with reciprocating cylinder (20) intercommunication.

7. The powder can for a mixing plant according to claim 1, characterized in that: the side wall cleaning unit (13) comprises an expansion rod (28) embedded in the end part of the cross beam (12), the end part of the expansion rod (28) connected with the cross beam (12) is provided with a resisting spring (29) and is abutted against the cross beam (12), and the other end of the expansion rod (28) is provided with a brush plate (30).

8. A powder container for a mixing plant according to claim 7, characterized in that: the brush plate (30) is hinged with the telescopic rod (28), and a tension spring (31) is arranged between the telescopic rod (28) and the brush plate (30).

9. The powder can for a mixing plant according to claim 8, characterized in that: the lower end part of the brush plate (30) is provided with an arch breaking plate (32).