CN213226906U

CN213226906U - Concrete mixing stirring device

Info

Publication number: CN213226906U
Application number: CN202021188576.2U
Authority: CN
Inventors: 谢五一; 门占群
Original assignee: Shaanxi Huifeng High Performance Powder Material Co ltd
Current assignee: Shaanxi Huifeng High Performance Powder Material Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-05-18
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a concrete mixing stirring device relates to the concrete mixing equipment field. The technical key points are as follows: the utility model provides a concrete mixing stirring device, contain the agitator tank, the agitator tank internal rotation is provided with the stirring rake, be provided with drive stirring rake pivoted actuating mechanism on the agitator tank, the agitator tank top is provided with the feed inlet, agitator tank bottom is provided with the discharge gate, the agitator tank inner wall is provided with the spiral delivery pipe along the direction of feed inlet to discharge gate, the intercommunication has a plurality of spray pipes on the spiral delivery pipe, the spray pipe contains horizontal spray pipe and slope spray pipe, horizontal spray pipe is located agitator tank middle section stirring rake corresponding region and its export towards the stirring rake, the slope spray pipe is arranged and its export towards the agitator tank inner wall along spiral delivery pipe screw direction, the spiral delivery pipe is connected with the booster pump, the booster pump is connected with the working shaft. The utility model has the advantages of can wash concrete mixing stirring inner wall and (mixing) shaft, sanitization, convenience simultaneously.

Description

Concrete mixing stirring device

Technical Field

The utility model belongs to the technical field of the concrete mixing equipment and specifically relates to a concrete mixing stirring device is related to.

Background

The concrete mixing and stirring device is a machine for mixing and stirring cement, gravel aggregate and water into a concrete mixture, has high use value in actual production, and the cleaning problem of the concrete mixing and stirring device always troubles related workers.

In order to solve the problems, the Chinese utility model patent with the publication number of CN205735509U discloses a concrete stirring device convenient for quantitative mixing, which comprises a stirring tank, wherein the stirring tank is arranged into a hollow cylinder, a stirring cavity is arranged in the stirring tank, a feeding tank, a water inlet tank and a cleaning device are arranged at the top of the stirring tank, the cleaning device is arranged between the feeding tank and the water inlet tank, the cleaning device consists of a transmission box, a rotating motor and a rotating spray disc, and the water inlet pipe is fixedly connected with the upper surface of the transmission box; the other end of the connecting pipe is fixedly connected with the rotary spraying disc; the rotary spray disc is in a disc shape, and a plurality of nozzles are arranged on the lower surface of the rotary spray disc; the nozzles are uniformly distributed on the lower surface of the rotary spraying disc.

The above prior art solution has the following drawbacks: rotatory nozzle sets up at the agitator tank top, and the impulsive force weakens when rivers are to jar internal wall lower part and stirring rake, and rivers are difficult to effectively clean jar internal wall of lower part and stirring rake in the in-service use process, and clean effect is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a concrete mixing stirring device, it has clean effectual advantage.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a concrete mixing stirring device, contains the agitator tank, the agitator tank internal rotation is provided with the stirring rake, be provided with drive stirring rake pivoted actuating mechanism on the agitator tank, the agitator tank top is provided with the feed inlet, agitator tank bottom is provided with the discharge gate, the agitator tank inner wall is provided with the spiral delivery pipe along the direction of feed inlet to discharge gate, the intercommunication has a plurality of spray pipes on the spiral delivery pipe, the spray pipe contains horizontal spray pipe and slope spray pipe, horizontal spray pipe is located agitator tank middle section stirring rake and corresponds regional and its export towards the stirring rake, the slope spray pipe is arranged and its export towards the agitator tank inner wall along spiral delivery pipe spiral direction, spiral delivery pipe is connected with the booster pump, the booster pump is connected with the working shaft.

Through adopting above-mentioned technical scheme, when needing to wash the agitator tank inner wall, the booster pump is supplied with water to the working shaft, and the booster pump can increase water pressure, and water after the booster pump passes through the screw inlet tube and carries to slope shower and horizontal shower, and the slope shower can be sprayed rivers to the whole inner wall of agitator tank, and horizontal shower can spray to the stirring rake to can be with remaining concrete sanitization on agitator tank inner wall and the stirring rake, clean effectual.

The present invention may be further configured in a preferred embodiment as: the spiral water supply pipe is characterized in that two ends of the spiral water supply pipe are sealed, a water inlet is formed in the middle section of the spiral water supply pipe, the water inlet is connected with a water inlet pipe, and the water inlet pipe is connected with a booster pump.

Through adopting above-mentioned technical scheme, rivers move to feed inlet end and discharge gate end respectively with the same pressure through the water inlet under the effect of booster pump, and the water pressure that the water inlet can guarantee first half and the latter half is seted up in the middle section is roughly the same, guarantees the cleaning performance of first half and the latter half simultaneously.

The present invention may be further configured in a preferred embodiment as: the inclined spraying pipe and the horizontal spraying pipe are provided with water outlets which are inclined openings, and the inclined openings are back to the rotation direction of the stirring paddle.

By adopting the technical scheme, the concrete does not directly contact the water outlet in the stirring process, so that the possibility of blocking the water outlet by the concrete is reduced.

The present invention may be further configured in a preferred embodiment as: the water outlets of the inclined spray pipe and the horizontal spray pipe are flat openings.

Through adopting above-mentioned technical scheme, increaseing the rivers spray regime of slope shower and horizontal shower, simultaneously because the delivery port area of slope shower and horizontal shower reduces, the water pressure increase, can more thoroughly clear away the concrete that adheres to on agitator tank inner wall and (mixing) shaft.

The present invention may be further configured in a preferred embodiment as: the water spraying pipe is in threaded connection with the spiral water supply pipe.

By adopting the technical scheme, the spray pipe is inevitably rubbed with the gravel, so that the spray pipe is convenient to replace when the spray pipe is seriously abraded.

The present invention may be further configured in a preferred embodiment as: and a sealing ring is arranged at the threaded connection part of the water spraying pipe and the spiral water supply pipe.

By adopting the technical scheme, the joint of the water spraying pipe and the spiral water supply pipe is sealed and does not leak water, and the possibility that slurry enters the gap of the joint during stirring is reduced.

The present invention may be further configured in a preferred embodiment as: and a spiral support is arranged at a gap between the spiral water feeding pipe and the inner wall of the stirring box, and the spiral water feeding pipe is fixedly connected with the spiral support.

Through adopting above-mentioned technical scheme, the helical support can be fixed in the agitator tank inner wall with the spiral delivery pipe, and the gap between spiral delivery pipe and the agitator tank inner wall has been filled to the helical support simultaneously, reduces the possibility that the concrete is deposited between agitator tank inner wall and spiral delivery pipe.

The present invention may be further configured in a preferred embodiment as: the spiral support is connected to the inner wall of the stirring box through a fixing bolt, and the fixing bolt penetrates through the inner wall of the stirring box from outside and is in threaded connection with the spiral support.

Through adopting above-mentioned technical scheme, on the helical support was stably fixed in the agitator tank inner wall, accessible fixing bolt dismantled and changed when the spiral flow pipe need be changed, and the fixing bolt head makes things convenient for the workman to operate in the agitator tank outside.

The present invention may be further configured in a preferred embodiment as: the included angle between the spiral support and the inner wall of the stirring box is an obtuse angle.

By adopting the technical scheme, concrete is difficult to deposit on the spiral support in the stirring process.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through setting up spiral delivery pipe, horizontal shower, slope shower, booster pump, usable equidirectional high-pressure rivers of equidirectional wash agitator tank inner wall and stirring rake, clean effectual.

2. Through setting up the water outlet and being the bevel connection of platykurtic, high-pressure rivers washing range can cover the agitator inner wall and water pressure increases, strengthens clean effect.

3. Through setting up helical bracket, spiral flow pipe, slope shower, horizontal shower, the flow pipe is stable not droing among the concrete mixing process, and the replacement can be dismantled alone with horizontal shower to the slope shower, and the spiral flow pipe also can be followed and demolishd on the agitator tank, realizes replacing.

Drawings

FIG. 1 is a schematic view of a concrete mixing apparatus;

FIG. 2 is a schematic view of the internal structure of the agitation tank;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is an enlarged partial schematic view of portion B of FIG. 2;

fig. 5 is a sectional view taken along line a-a of fig. 2.

Reference numerals: 1. a stirring box; 2. a stirring paddle; 3. a drive mechanism; 4. a feed inlet; 5. a discharge port; 6. a spiral water supply pipe; 7. a water spray pipe; 71. inclining the spray pipe; 72. a horizontal shower pipe; 8. a booster pump; 9. a water supply pump; 10. a water inlet; 11. a water inlet pipe; 12. a water outlet; 13. a support frame; 14. a helical support; 15. and (5) fixing the bolt.

Detailed Description

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

Referring to fig. 1, a concrete mixing stirring device, contain agitator tank 1, the welding of 1 below of agitator tank has support frame 13, agitator tank 1 is whole to be the cuboid form, 1 internal rotation of agitator tank is connected with stirring rake 2, in this embodiment, 2 levels of stirring rake set up to two, 1 outside of agitator tank is provided with 2 pivoted actuating mechanism 3 of drive stirring rake, in this embodiment, actuating mechanism 3 is the motor, the pivot of motor and 2 coaxial and welding of stirring rake are in the same place, the base of motor passes through bolt fixed connection with 1 outer wall of agitator tank, can also install the reducing gear box between motor and the stirring rake 2. 1 top of agitator tank is provided with feed inlet 4, and feed inlet 4 leaks hopper-shaped for square, and 1 bottom of agitator tank is provided with discharge gate 5, and discharge gate 5 is the closure state when mixing stirring, is the open mode when the ejection of compact. When mixing the stirring concrete, drop into agitator tank 1 with required raw materials through feed inlet 4, actuating mechanism 3 drives stirring rake 2 and rotates, and stirring rake 2 stirs the concrete raw materials, opens discharge gate 5, accomplishes the ejection of compact.

Referring to fig. 2 and 3, a spiral water supply pipe 6 is arranged on the inner wall of the stirring box 1 along the direction from a feed inlet 4 to a discharge outlet 5, a plurality of water spray pipes 7 are communicated with the spiral water supply pipe 6, each water spray pipe 7 comprises an inclined spray pipe 71 and a horizontal spray pipe 72, each inclined spray pipe 71 is arranged along the spiral direction of the spiral water supply pipe 6, an outlet of each inclined spray pipe is oriented to the inner wall of the stirring box 1, each horizontal spray pipe 72 is located in the middle section of the stirring box 1, an outlet of each horizontal spray pipe faces towards the stirring paddle 2, each spiral water supply pipe 6 is connected with a booster pump 8, in the embodiment, each booster pump 8. When needs are to wash 1 inner wall of agitator tank and stirring rake 2, booster pump 8 is supplied with water to delivery pump 9, water after the pressure boost passes through spiral delivery pipe 6 and carries to slope shower 71 and horizontal shower 72, slope shower 71 can be with rivers injection to 1 whole inner wall of agitator tank, horizontal shower 72 can spray to stirring rake 2, thereby can increase the washing dynamics to remaining concrete on 1 inner wall of agitator tank and stirring rake 2, clean effectual.

Referring to fig. 2 and 3, in order to make the water pressure of the upper half part and the lower half part of the spiral water feeding pipe 6 substantially the same and ensure the cleaning effect of the upper half part and the lower half part, the two ends of the spiral water feeding pipe 6 are closed and the middle section of the spiral water feeding pipe is provided with a water inlet 10, the water inlet 10 is connected with a water inlet pipe 11, and the water inlet pipe 11 is connected with a booster pump 8. In the cleaning process, water flows through the water inlet 10 under the action of the booster pump 8 and moves towards the feed port 4 and the discharge port 5 respectively at the same pressure.

Referring to fig. 3, the water outlets 12 formed on the inclined spray pipe 71 and the horizontal spray pipe 72 are inclined openings, the inclined openings face away from the rotation direction of the stirring paddle 2, and the concrete does not directly contact the water outlets 12 of the inclined spray pipe 71 and the horizontal spray pipe 72 in the stirring process, so that the possibility that the water outlets 12 are blocked by the concrete is reduced. In this embodiment, the water outlet 12 is a flat opening, in this embodiment, the water outlet 12 of the inclined spray pipe 71 is a longitudinal flat opening, and the water outlet 12 of the horizontal spray pipe 72 is a transverse flat opening, so that in the cleaning process, the flat opening is arranged to enlarge the water flow spraying range of the inclined spray pipe 71 and the horizontal spray pipe 72, and meanwhile, because the area of the water outlet 12 is reduced, the water pressure is increased, and the concrete attached to the inner wall of the stirring box 1 and the stirring paddle 2 can be cleaned.

Referring to fig. 3, the spray pipe 7 is in threaded connection with the spiral water supply pipe 6, and because the spray pipe 7 inevitably rubs with sand, when the spray pipe 7 is seriously worn, the spray pipe 7 is detached and replaced, and the threaded connection facilitates replacement of the worn spray pipe 7. In this embodiment, a sealing ring is provided at the threaded connection between the spray pipe 7 and the spiral water supply pipe 6 to reduce the possibility of water leakage or slurry entering the gap at the connection when the spray pipe 7 and the spiral water supply pipe 6 are connected.

Referring to fig. 4, a spiral support 14 is arranged at a gap between the spiral water feeding pipe 6 and the inner wall of the stirring box 1, and the spiral water feeding pipe 6 is fixedly connected with the spiral support 14, in this embodiment, the connection mode of the spiral support 14 and the spiral water feeding pipe 6 is welding, the spiral support 14 can fix the spiral water feeding pipe 6 on the inner wall of the stirring box 1, and meanwhile, the spiral support 14 fills the gap between the spiral water feeding pipe 6 and the inner wall of the stirring box 1, so that the possibility of concrete accumulation between the inner wall of the stirring box 1 and the spiral water feeding pipe 6 is reduced.

Referring to fig. 2 and 4, the screw bracket 14 is connected to the inner wall of the stirring tank 1 by a fixing bolt 15, and the fixing bolt 15 penetrates the inner wall of the stirring tank 1 from the outside and is screwed to the screw bracket 14. In this embodiment, the number of the fixing bolts 15 may be 4 per turn, may be 6 per turn, or may be 8 per turn, as long as the spiral support 14 can be stably fixed on the inner wall of the stirring tank 1. The spiral support 14 is stably fixed on the inner wall of the stirring box 1, the spiral water feeding pipe 6 can be detached and replaced through the fixing bolt 15 when needing to be replaced, and the head of the fixing bolt 15 is arranged on the outer side of the stirring box 1, so that the operation of workers is facilitated.

Referring to fig. 4 and 5, in order to make the concrete hard to accumulate on the spiral support 14 during the mixing process, the included angle between the spiral support 14 and the inner wall of the mixing box 1 is an obtuse angle, in this embodiment, the included angle between the spiral support 14 and the inner wall of the mixing box 1 may be 120 degrees, 130 degrees, or 140 degrees, as long as the possibility of accumulating the concrete on the spiral support 14 can be effectively reduced.

The implementation principle of the embodiment is as follows:

in the process of mixing and stirring concrete, concrete raw materials and water are put into the stirring box 1 through the feeding hole 4, the driving mechanism 3 is opened, namely the motor, the motor drives the stirring paddle 2 to rotate, the stirring paddle 2 stirs the concrete raw materials to be mixed into concrete, the discharging hole 5 is opened, the concrete is poured out, and the concrete mixing and stirring process is completed. In the process, the water outlet 12 faces away from the rotation direction of the concrete, so that the possibility that the concrete blocks the water outlet 12 is reduced. The spray pipe 7 is in threaded connection with the spiral water supply pipe 6, the spiral water supply pipe 6 is welded with the spiral support 14, and the fixing bolt 15 penetrates through the inner wall of the stirring box 1 from the outside and is in threaded connection with the spiral support 14, so that the possibility that the spiral support 14, the spiral water supply pipe 6 and the spray pipe 7 fall off under the impact of concrete rotation is reduced.

In the process of cleaning the inner wall of the stirring box 1 and the stirring paddle 2, the water is pumped by the water supply pump 9 and is sent into the booster pump 8, the booster pump 8 boosts the water and then sends the high-pressure water into the water inlet pipe 11, the water is sent into the spiral water feeding pipe 6 through the water inlet 10 and is simultaneously conveyed upwards and downwards in the spiral water feeding pipe 6, the water is sprayed out from the inclined spraying pipe 71 and the horizontal spraying pipe 72 through the inclined spraying pipe 71 and the horizontal spraying pipe 72 in the conveying process, the water is extruded by the water outlet 12 in the spraying process and is scattered into a sector to be sprayed onto the inner wall of the stirring box 1 and the stirring paddle 2, and the concrete adhered to the inner wall of the stirring box 1 and the stirring paddle 2 is stripped by the impact force of the high-pressure water flow. In the process, the spiral support 14 is welded with the spiral water supply pipe 6, so that the spiral water supply pipe is fixed on the stirring box 1 in the working process and does not fall off, a sealing ring is arranged between the spiral water supply pipe 6 and the water spray pipe 7, the possibility of water leakage between the spiral water supply pipe 6 and the water spray pipe 7 is reduced, and the possibility of concrete deposition between the spiral water supply pipe 6 and the water spray pipe 7 is reduced. The device has wide coverage of cleaning area and good cleaning effect.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The concrete mixing and stirring device comprises a stirring box (1), wherein a stirring paddle (2) is rotationally arranged in the stirring box (1), a driving mechanism (3) for driving the stirring paddle (2) to rotate is arranged outside the stirring box (1), a feed inlet (4) is formed in the top of the stirring box (1), a discharge outlet (5) is formed in the bottom of the stirring box (1), the concrete mixing and stirring device is characterized in that a spiral water feeding pipe (6) is arranged on the inner wall of the stirring box (1) along the direction from the feed inlet (4) to the discharge outlet (5), a plurality of water spraying pipes (7) are communicated on the spiral water feeding pipe (6), each water spraying pipe (7) comprises a horizontal spraying pipe (72) and an inclined spraying pipe (71), the horizontal spraying pipe (72) is positioned in the middle section of the stirring box (1) and the outlet of the horizontal spraying pipe faces the stirring paddle (2), the inclined spraying pipes (71) are arranged along the spiral direction of the spiral water feeding pipe (6) and, the spiral water delivery pipe (6) is connected with a booster pump (8), and the booster pump (8) is connected with a water supply pump (9).

2. The concrete mixing and stirring device as claimed in claim 1, wherein the spiral water supply pipe (6) is closed at both ends and has a water inlet (10) at a middle section, the water inlet (10) is connected with a water inlet pipe (11), and the water inlet pipe (11) is connected with a booster pump (8).

3. The concrete mixing and stirring device as recited in claim 1, characterized in that the water outlets (12) of the inclined spray pipe (71) and the horizontal spray pipe (72) are inclined openings, and the inclined openings are opposite to the rotation direction of the stirring paddle (2).

4. A concrete mixing and stirring device as claimed in claim 3, wherein the outlets (12) of the inclined shower pipes (71) and the horizontal shower pipes (72) are flat.

5. A concrete mixing and stirring device as claimed in claim 1, wherein said water spray pipe (7) is screwed to said screw water supply pipe (6).

6. A concrete mixing and stirring device as claimed in claim 5, wherein a sealing ring is arranged at the threaded connection of the inclined spray pipe (71) and the spiral water supply pipe (6), and a sealing ring is arranged at the threaded connection of the horizontal spray pipe (72) and the spiral water supply pipe (6).

7. A concrete mixing and stirring device as claimed in claim 1, characterized in that a spiral support (14) is arranged at the gap between the spiral water supply pipe (6) and the inner wall of the stirring tank (1), and the spiral water supply pipe (6) is fixedly connected with the spiral support (14).

8. A concrete mixing plant according to claim 7, characterised in that said screw support (14) is connected to the inner wall of the mixing tank (1) by means of fixing bolts (15), said fixing bolts (15) penetrating the inner wall of the mixing tank (1) from the outside and being screwed to the screw support (14).

9. A concrete mixing device according to claim 7, characterised in that the angle between the screw support (14) and the inner wall of the mixing box (1) is obtuse.