CN210552106U

CN210552106U - A stirring main shaft belt cleaning device for mixer

Info

Publication number: CN210552106U
Application number: CN201920845282.3U
Authority: CN
Inventors: 林阿锌; 丁福林; 苏国兴; 吴志超
Original assignee: Xiamen Zhixin Building Materials Group Co ltd
Current assignee: Xiamen Zhixin Building Materials Group Co ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-05-19
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a stirring main shaft belt cleaning device for mixer belongs to concrete production equipment technical field. Its technical essential is including setting up at the spray pipe of two stirring main shaft tops, water tank and the water pump that links to each other with the spray pipe, be provided with a plurality of just to stirring main shaft center and encrypted washing shower nozzle on the spray pipe, the top of spray pipe is provided with the backward flow board along its length direction, the spray pipe is provided with a plurality of backward flow shower nozzles towards the backward flow board, the utility model discloses can prevent that the concrete from remaining and condensing on stirring main shaft and spray pipe, delay mixer stirring main shaft's armful axle phenomenon, and also ensure that the concrete mix is more even when reducing artifical clearance.

Description

A stirring main shaft belt cleaning device for mixer

Technical Field

The utility model belongs to the technical field of the concrete production equipment, more specifically say, it relates to a stirring main shaft belt cleaning device for mixer.

Background

The stirrer is a device for stirring materials and is widely applied to the field of concrete production. The common mixers in the concrete field include single-shaft mixers, double-shaft mixers and the like, in particular horizontal double-shaft mixers. When the mixer is used, the phenomenon of cement agglomeration often appears, if not clear up in time, then can lead to cement hardening caking, concreties on concrete mixer, influences the efficiency of concrete mixing, still can influence normal production progress when serious.

In order to solve the problems, the technical personnel in the field provide a concrete mixer cleaning device, and if the publication number is CN207240476U, the concrete mixer cleaning device comprises a machine body, wherein the machine body is rotationally connected with a mixing main shaft, a mixing paddle is fixedly arranged on the mixing main shaft, the concrete mixer cleaning device also comprises a water tank, the water tank is communicated with a water pump, the water pump is communicated with a water inlet pipe, the machine body is rotationally connected with a water spray pipe through a bearing, the water spray pipe is rotationally connected with the water inlet pipe, a plurality of spray heads arranged towards the mixing main shaft are arranged on the water spray pipe, and a rotating mechanism for enabling the water spray pipe to rotate in a reciprocating manner is arranged on the machine body.

Similar to the concrete mixer cleaning device in the prior art, the water in the water tank is output by the water spray pipe through the water pump, the water is sprayed to the mixing spindle through the spray head, and the spray pipe can reciprocate under the action of the rotating mechanism, so that the coverage area of the spray head is increased. However, the mixer may splash during mixing, so that concrete slurry may easily remain on the spray pipe, and the spray pipe may be blocked during the reciprocating rotation, and in severe cases, even may be damaged, and thus there is still room for improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stirring main shaft belt cleaning device for mixer, it has can prevent that the concrete from remaining and condensing on stirring main shaft and spray pipe, reinforcing concrete mixer belt cleaning device's cleaning performance's advantage.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a stirring main shaft belt cleaning device for mixer, is including setting up at the spray pipe of two stirring main shaft tops, water tank and the water pump that links to each other with the spray pipe, be provided with a plurality of washing shower nozzles just to stirring main shaft center and encryption setting on the spray pipe, the top of spray pipe is provided with backward flow board along its length direction, the spray pipe is provided with a plurality of backward flow shower nozzles towards backward flow board.

By adopting the technical scheme, after the concrete mixer is put into practice, residual concrete slurry can be left on the stirring main shaft, the stirring paddle and the water spray pipe, the stirring main shaft is kept in a rotating state at the moment, the water pump is started to enable water to flow into the water spray pipe from the water tank and to be sprayed out from the cleaning spray head and the backflow spray head, the cleaning spray head faces the stirring main shaft and the stirring paddle and can wash down the residual concrete slurry on the stirring main shaft and the stirring paddle, the backflow spray head faces the backflow plate, the water can fall back to the water spray pipe along the backflow plate after being washed towards the backflow plate, and the residual concrete slurry on the water spray pipe is washed clean, so that the concrete slurry can be prevented from remaining on the stirring main shaft and the water spray pipe, and the stirring effect of the mixer and the rotating state of the water spray pipe are further influenced; the cleaning sprayer which is arranged in an encrypted manner and is right opposite to the center of the stirring main shaft can form stronger washing capacity on the stirring main shaft, so that concrete remained on the stirring main shaft is washed out completely.

To sum up, through backward flow shower nozzle and backward flow board, can prevent that the concrete from remaining and condensing on the spray pipe, reinforcing concrete mixer belt cleaning device's cleaning performance, and also ensure that the concrete mix material is more even when reducing artifical clearance.

Furthermore, the cross section of the backflow plate is arc-shaped, and the opening of the arc-shaped opens towards the water spray pipe.

Through adopting above-mentioned technical scheme, be curved backward flow board, can form better guide effect to rivers, make rivers evenly flow back along its arcwall face, and its tip then can make the rivers accuracy of backward flow rush to the spray pipe towards the spray pipe, can increase the effective cleaning area and the cleaning performance of spray pipe from this.

Furthermore, one side of the backflow plate, which faces the water spray pipe, is provided with a plurality of drainage parts which face the water spray pipe.

Through adopting above-mentioned technical scheme, the rivers interception that can flow back is held up in the setting of drainage portion, makes it along the surface of each drainage portion whereabouts to the spray pipe, and the coverage area when from this can increase rivers backward flow increases the cleaning performance of spray pipe.

Further, one end of the drainage part, which is far away from the reflux plate, is provided with at least three dispersing parts, the cross section of each dispersing part is in a fan shape, and a gap is formed between every two adjacent dispersing parts.

Through adopting above-mentioned technical scheme, the setting of dispersion portion can utilize its fan-shaped surface, makes the rivers of backward flow fall to different positions, and the clearance can make rivers cover the position of dispersion portion below, can increase the area covered by rivers from this, further promotes the cleaning performance of spray pipe.

Furthermore, the reflux plate is provided with a plurality of through holes penetrating to the other surface along the length direction.

Through adopting above-mentioned technical scheme, the setting of through-hole can make part pass the opposite side of through-hole flow direction backward flow board by backward flow shower nozzle spun rivers to can wash the opposite side of backward flow board, make the backward flow board also can keep clean, thereby increase its life.

Furthermore, a water diversion hopper is obliquely arranged above the joint of the spray pipe and the inner wall of the stirring machine, a water diversion groove is arranged in the water diversion hopper, and the lower end of the water diversion groove faces the joint of the spray pipe and the inner wall of the stirring machine.

Through adopting above-mentioned technical scheme, the setting of diversion fill and diversion trench can collect rivers, washes the junction of spray pipe and mixer inner wall to prevent that the junction of spray pipe and mixer inner wall from remaining to harden because of the concrete thick liquid and influencing the rotation of spray pipe, thereby reduce the cleaning performance of mixer stirring main shaft.

Further, the flume comprises a direct current section and a diffuser section connected to the direct current section and located at the lower end, and the opening of the diffuser section towards the lower end is gradually enlarged.

Through adopting above-mentioned technical scheme, the opening of diffuser segment enlarges gradually, can enlarge the area covered when rivers flow to spray pipe and mixer inner wall junction from this to promote the effect of washing.

Furthermore, the backflow sprayer comprises a connecting part communicated with the water spraying pipe and a conical nozzle communicated with the connecting part, and one end of the nozzle, which is far away from the connecting part, is gradually enlarged.

Through adopting above-mentioned technical scheme, the setting of connecting portion and nozzle can utilize the gradually bigger structure of nozzle, makes the rivers that spout to the backward flow board cover bigger area to can increase by the area of coverage of the rivers of backward flow board backward flow, the cleaning performance of reinforcing spray pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) through the backflow nozzle and the backflow plate, concrete can be prevented from remaining on the water spraying pipe, and the cleaning effect of the cleaning device of the concrete mixer is enhanced;

(2) the arc-shaped backflow plate is arranged, so that a better guiding effect can be formed on water flow, the water flow uniformly flows back along the arc-shaped surface of the backflow plate, the end part of the backflow plate faces the water spray pipe, the backflow water flow can accurately impact the water spray pipe, and the effective cleaning area and the cleaning effect of the water spray pipe can be increased;

(3) through setting up drainage portion, can intercept the rivers of backward flow, make it along the surface of each drainage portion whereabouts to the spray pipe, area of coverage when can increase rivers backward flow from this increases the cleaning performance of spray pipe.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a partial cross-sectional view schematically illustrating the present embodiment;

FIG. 3 is a schematic view showing the structure of the reflow plate in this embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a partial cross-sectional view of the highlighted reflow plate structure of the present embodiment;

FIG. 6 is a schematic view of a partial explosion structure of the present embodiment;

fig. 7 is an enlarged schematic view of a portion B in fig. 6.

Reference numerals: 1. a water spray pipe; 2. a water tank; 3. a water pump; 4. a stirring main shaft; 5. a return plate; 11. cleaning the spray head; 12. a reflux nozzle; 51. a drainage part; 52. a through hole; 53. a water diversion hopper; 54. a water diversion groove; 121. a connecting portion; 122. a nozzle; 123. spraying a hole; 511. a dispersing section; 541. a direct current section; 542. a diffuser section.

Detailed Description

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

A stirring main shaft cleaning device for a stirrer comprises a water spraying pipe 1 arranged right above two stirring main shafts 4, a water tank 2 communicated with the water spraying pipe 1 and a water pump 3, as shown in figures 1 and 2.

Referring to fig. 2 and 3, the spray pipe 1 is provided with a plurality of cleaning nozzles 11 which are opposite to the center of the stirring main shaft 4 and are densely distributed along the length direction, a backflow plate 5 is fixedly connected above the spray pipe 1, the spray pipe 1 is covered by the backflow plate 5, and the spray pipe 1 is provided with a plurality of backflow nozzles 12 opposite to the backflow plate 5.

As shown in fig. 4, the cross-section of the return plate 5 is curved, and the opening of the curve is directed to the water spray pipe 1. Be curved backward flow board 5, can form better guide effect to rivers, make rivers evenly flow back along its arcwall face, and its tip then can make the rivers accuracy of backward flow rush to spray pipe 1 towards spray pipe 1, can increase spray pipe 1's effective cleaning area and cleaning performance from this.

As shown in fig. 4, the plurality of columnar drainage portions 51 facing the spray pipe 1 are uniformly distributed on one side of the return plate 5 facing the spray pipe 1, and the returned water flow can be intercepted by the drainage portions 51 and then falls down to the surface of the spray pipe 1 along each drainage portion 51, so that the coverage area during water flow return can be increased, and the cleaning effect of the spray pipe 1 is increased.

As shown in fig. 4 and 5, at least three dispersing units 511 are fixed at one end of the drainage unit 51 away from the backflow plate 5, in the embodiment, the number of the dispersing units 511 is three, the dispersing units 511 are uniformly distributed at one end of the drainage unit 51, one end of the dispersing unit 511 away from the drainage unit 51 faces the water spray pipe 1, the cross section of the dispersing unit 511 is fan-shaped, a gap is formed between adjacent dispersing units 511, the fan-shaped surface of the dispersing unit 511 can be used to enable backflow water flow to fall to different positions, and the gap can enable the water flow to cover the position below the dispersing unit 511, so that the covering area of the water flow can be increased, and the cleaning effect of the water spray pipe 1 can be further improved.

As shown in fig. 4 and 5, the reflow plate 5 is uniformly provided with a plurality of through holes 52 penetrating to the other surface along the length direction, and part of the water flow sprayed from the reflow nozzle 12 can pass through the through holes 52 to flow to the other side of the reflow plate 5 through the through holes 52, so that the other side of the reflow plate 5 can be cleaned, the reflow plate 5 can be kept clean, and the service life of the reflow plate is prolonged.

As shown in fig. 4 and 5, the backflow nozzle 12 includes a connection portion 121 communicating with the water spray pipe 1 and a nozzle 122 communicating with the connection portion 121 and having a tapered shape, and one end of the nozzle 122 away from the connection portion 121 is gradually enlarged and is uniformly provided with a plurality of nozzle holes 123, and the connection portion 121 and the nozzle 122 can cover a larger area with the water flow sprayed to the backflow plate 5 by using a structure in which the nozzle 122 is gradually enlarged, so that the coverage area of the water flow reflowed by the backflow plate 5 can be increased, and the cleaning effect of the water spray pipe 1 can be enhanced.

As shown in fig. 6 and 7, a diversion funnel 53 is obliquely fixed above the joint of the spray pipe 1 and the inner wall of the mixer, a diversion groove 54 is formed in the diversion funnel 53, the lower end of the diversion groove 54 faces the joint of the spray pipe 1 and the inner wall of the mixer, water flow can be collected through the diversion funnel 53 and the diversion groove 54, the joint of the spray pipe 1 and the inner wall of the mixer is washed, the joint of the spray pipe 1 and the inner wall of the mixer is prevented from being hardened due to concrete grout residue to influence the rotation of the spray pipe 1, and the cleaning effect of the mixing main shaft 4 of the mixer is reduced.

As shown in fig. 7, the gutter 54 includes a straight flow section 541 and a diffuser section 542 connected to the straight flow section 541 and located at a lower position, and the diffuser section 542 is flared and has an opening gradually expanding toward a lower end. The opening of the diffuser 542 is gradually enlarged, so that the covering area of the water flowing to the joint of the spray pipe 1 and the inner wall of the mixer can be enlarged, and the flushing effect is improved.

The utility model discloses a working process and beneficial effect as follows: after the concrete mixer is put into practice, the mixing spindle 4, the mixing paddle and the spray pipe 1 all can have residual concrete slurry, at this time, the mixing spindle 4 is kept in a rotating state, the water pump 3 is started, water flows from the water tank 2 to the spray pipe 1 and is sprayed out from the cleaning nozzle 11 and the backflow nozzle 12, the cleaning nozzle 11 faces the mixing spindle 4 and the mixing paddle, the residual concrete slurry on the mixing spindle 4 and the mixing paddle can be washed down, the backflow nozzle 12 faces the backflow plate 5, water can fall back to the spray pipe 1 along the backflow plate 5 and the drainage part 51 after flowing towards the backflow plate 5, and the residual concrete slurry on the spray pipe 1 is washed clean, so that the concrete slurry can be prevented from remaining and condensing on the mixing spindle 4 and the spray pipe 1, and the mixing effect of the mixer and the rotating state of the spray pipe 1 are further influenced.

In conclusion, the backflow nozzle 12 and the backflow plate 5 can prevent concrete from remaining on the water spraying pipe 1, and the cleaning effect of the cleaning device of the concrete mixer is enhanced; wherein, encrypt the setting and just can form comparatively powerful washing ability to stirring main shaft 4 to the washing shower nozzle 11 at stirring main shaft 4 center, make the concrete that remains on stirring main shaft 4 erode totally, and also ensure that the concrete mixture is more even when reducing artifical clearance.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a stirring main shaft belt cleaning device for mixer, is including setting up spray pipe (1) in two stirring main shaft (4) tops, water tank (2) and water pump (3) that link to each other with spray pipe (1), be provided with on spray pipe (1) a plurality of just to stirring main shaft (4) center and encrypted washing shower nozzle (11) that set up, its characterized in that, the top of spray pipe (1) is provided with backward flow board (5) along its length direction, spray pipe (1) is provided with a plurality of backward flow shower nozzles (12) towards backward flow board (5).

2. A mixing spindle cleaning device for a mixer according to claim 1, in which the return plate (5) has an arc-shaped cross-section opening towards the water jet (1).

3. A mixing spindle cleaning device for a mixer according to claim 2, characterised in that the return plate (5) is provided with a number of flow guides (51) facing the spray pipes (1) on the side facing the spray pipes (1).

4. The stirring main shaft cleaning device for the stirring machine as claimed in claim 3, wherein one end of the flow guiding part (51) far away from the reflux plate (5) is provided with at least three dispersing parts (511), the cross section of each dispersing part (511) is fan-shaped, and a gap is formed between every two adjacent dispersing parts (511).

5. A mixing spindle cleaning device for a mixer according to claim 2, in which the return plate (5) is provided with a plurality of through holes (52) running through it to the other side in the longitudinal direction.

6. The mixing spindle cleaning device for the mixer as claimed in claim 1, wherein a water diversion bucket (53) is obliquely arranged above the connection of the spray pipe (1) and the inner wall of the mixer, a water diversion groove (54) is arranged in the water diversion bucket (53), and the lower end of the water diversion groove (54) faces the connection of the spray pipe (1) and the inner wall of the mixer.

7. A mixing spindle cleaning device for a mixer according to claim 6, wherein the flume (54) comprises a straight section (541) and a divergent section (542) connected to the straight section (541) at a lower end, the divergent section (542) being gradually enlarged towards an opening at the lower end.

8. The stirring spindle cleaning device for a mixer as claimed in claim 1, wherein the back-flow nozzle (12) comprises a connecting portion (121) communicating with the water spray pipe (1) and a tapered nozzle (122) communicating with the connecting portion (121), and an end of the nozzle (122) away from the connecting portion (121) is gradually enlarged.