CN211806992U

CN211806992U - Be applied to building construction's formula concrete mixing pump placed in middle

Info

Publication number: CN211806992U
Application number: CN202020233655.4U
Authority: CN
Inventors: 潘长霞; 李俊
Original assignee: Nanjing Wuhuan New Material Technology Co ltd
Current assignee: Nanjing Wuhuan New Material Technology Co ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-10-30
Anticipated expiration: 2030-03-02

Abstract

The utility model provides a centered concrete mixing pump applied to building construction, which comprises a mounting frame and a mixing box, wherein the mixing box comprises a circular box body with an upward opening, a circular box cover matched with the opening of the box body, the bottom of the box body is fixedly connected with the mounting frame, the box cover is fixedly covered on the opening of the box body and seals the opening, a first main shaft and a second main shaft which are fixedly connected are coaxially arranged in the mixing box, the lower end of the first main shaft is rotatably connected and matched with the bottom of the box body, the upper end of the first main shaft extends to the middle position of the box body, the upper end of the second main shaft is rotatably connected and matched with the box cover, the lower end of the second main shaft extends to the middle position of the box body, the upper end of the first main shaft is fixedly connected with the lower end of the second main shaft through a fixing sleeve, a right-handed blade is arranged on the first main shaft in a winding way, the first main, the box cover is fixedly provided with a motor, and an output shaft of the motor is coaxially and fixedly connected with the upper end of the second main shaft.

Description

Be applied to building construction's formula concrete mixing pump placed in middle

Technical Field

The utility model relates to a concrete mixing technical field, concretely relates to formula concrete mixing pump placed in middle who is applied to construction.

Background

The concrete is a stone material which is mainly prepared by mixing cement, sand and water according to a certain proportion, is widely applied to the projects of buildings, ships, road administration and the like, the concrete mixing and stirring device has the characteristics of high strength, high hardness, oxidation resistance, corrosion resistance and the like, and at the present stage, the concrete mixing and stirring device is mainly operated by mechanical automation, but has an obvious defect, since the density of the cement sand is greater than that of water, the cement sand is settled at the bottom of the stirring tank, the water floats to the top of the stirring tank, solid phase (cement and sand) and liquid phase (water) are difficult to be fully mixed, the stirring efficiency of the concrete is reduced, in order to overcome the defects, the utility model provides a structure is ingenious, the principle is simple, can make cement, sand, water concentrate towards the agitator tank middle part and make its abundant mixing mix the upper and lower central style concrete mixing pump.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of prior art, the utility model aims at providing a structure is ingenious, the principle is simple, can make cement, sand, water concentrate towards the agitator tank middle part and make its abundant upper and lower chinese style concrete mixing pump that fuses the mixture.

In order to achieve the technical purpose, the utility model adopts the following technical scheme.

The centered concrete mixing pump applied to building construction comprises a mounting frame and a mixing box, wherein the mixing box comprises a circular box body with an upward opening, and a circular box cover matched with the opening of the box body, the bottom of the box body is fixedly connected with the mounting frame, the box cover is fixedly covered at the opening of the box body and seals the opening, a first main shaft and a second main shaft which are fixedly connected are coaxially arranged in the mixing box, the lower end of the first main shaft is rotatably connected and matched with the bottom of the box body, the upper end of the first main shaft extends to the middle position of the box body, the upper end of the second main shaft is rotatably connected and matched with the box cover, the lower end of the second main shaft extends to the middle position of the box body, the upper end of the first main shaft is fixedly connected with the lower end of the second main shaft through a fixing sleeve, a right-handed blade is arranged on the first main shaft in a winding manner, the first main, the box cover is fixedly provided with a motor, and an output shaft of the motor is coaxially and fixedly connected with the upper end of the second main shaft.

As a further optimization or improvement of the present solution.

The feeding hopper communicated with the box body is fixedly arranged at the eccentric position of the upper end face of the box cover, the discharge conduit communicated with the bottom of the box body is arranged on the outer circular face of the box body, and the discharge conduit is set to be in a conducting state and a closed state which can be mutually switched and is in the closed state initially.

As a further optimization or improvement of the present solution.

The box body is coaxially and fixedly provided with an annular flange I on the outer circular surface close to the opening of the box body, the box cover is coaxially and fixedly sleeved with an annular flange II on the outer circular surface close to the lower end of the box cover, and the flange I is attached to the flange II and fixedly connected with the flange II through bolts.

As a further optimization or improvement of the present solution.

The fixed cover is located between dextrorotation blade and the levogyration blade and on its excircle face fixedly be provided with along its radial outside extension arranged puddler one, puddler one be provided with a plurality ofly and along fixed cover place circumferencial direction array arrangement, puddler two that the axial was vertically arranged is worn to be equipped with to the fixed puddler one, puddler two be provided with a plurality ofly and along the axial array arrangement of puddler one.

As a further optimization or improvement of the present solution.

The outer circular surface of the first main shaft is fixedly provided with four rectangular scraping plates which radially and outwards extend to the position close to the inner wall of the box body, the scraping plates are arranged in an array mode in the circumferential direction where the first main shaft is located, the scraping plates are located between the right-handed blades and the bottom of the box body and are attached to the bottom of the box body, the scraping plates are obliquely arranged at an angle of forty-five degrees, and the distance between the scraping plates and the bottom of the box body is gradually increased in the anticlockwise direction.

The utility model discloses beneficial effect compared with prior art lies in that the structure is ingenious, the principle is simple, and it will subside in the cement of agitator tank bottom and sand towards the middle part conveying of agitator tank through dextrorotation blade, and it will come up to the middle part conveying of agitator tank towards the water at agitator tank top through levogyration blade, ensures that cement, sand, hydroenergy enough fully to blend and mix in the middle part position of agitator tank, has promoted the stirring efficiency of concrete greatly.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious to those skilled in the art that other drawings can be obtained based on these drawings without inventive work.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a partial structure of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the present invention.

FIG. 5 is a drawing showing the first auger and the stirring box.

FIG. 6 is a drawing showing the mixing member in cooperation with the first packing auger and the second packing auger.

Fig. 7 is a schematic structural view of the stirring member.

Labeled as:

10. a mounting frame;

20. a stirring box; 20a, a box body; 20b, a box cover; 21. a first flange; 22. a second flange; 23. a first main shaft; 24. a right-handed blade; 25. a second main shaft; 26. a left-handed blade; 27. a squeegee; 28. fixing a sleeve; 28a, a first stirring rod; 28b, a second stirring rod; 29. a motor;

30. a charging hopper;

40. a discharge conduit.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the 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, the ordinary skilled in the art can obtain all other embodiments without creative work, which all belong to the protection scope of the present invention.

Referring to fig. 1-7, a centered concrete mixing pump applied to building construction comprises a mounting frame 10 and a mixing box 20, wherein the mixing box 20 comprises a circular box body 20a with an upward opening and a circular box cover 20b matched with the opening of the box body 20a, the bottom of the box body 20a is fixedly connected with the mounting frame 10, the box cover 20b is fixedly covered on the opening of the box body 20a and seals the opening, a first main shaft 23 and a second main shaft 25 which are fixedly connected are coaxially arranged in the mixing box 20, the lower end of the first main shaft 23 is rotatably connected and matched with the bottom of the box body 20a, the upper end of the first main shaft 23 extends to the middle position of the box body 20a, the upper end of the second main shaft 25 is rotatably connected and matched with the box cover 20b, the lower end of the first main shaft 23 is fixedly connected with the lower end of the second main shaft 25 through a fixing sleeve 28, a right-handed blade 24 is wound on the first main shaft 23, and the first main shaft 23 and, the second main shaft 25 is provided with a left-hand blade 26 in a winding connection mode, the second main shaft 25 and the left-hand blade 26 form a second auger, the box cover 20b is fixedly provided with a motor 29, and an output shaft of the motor 29 is coaxially and fixedly connected with the upper end of the second main shaft 25.

Specifically, in order to facilitate a user to add cement, sand and water into the box body 20a, a feeding funnel 30 communicated with the box body 20a is fixedly arranged at an eccentric position of the upper end surface of the box cover 20b, the user can add raw materials into the stirring box 20 through the feeding funnel 30, and in order to facilitate the user to discharge the stirred and sunk concrete out of the box body 20a, a discharging conduit 40 communicated with the bottom of the box body 20a is arranged on the outer circumferential surface of the box body 20a, the discharging conduit 40 is set to be in a conducting state and a closed state which can be mutually switched, and is initially in the closed state, the user can switch the discharging conduit 40 to be in the conducting state, so that the concrete stirred in the box body 20a is discharged outwards.

More specifically, in order to facilitate the connection between the box body 20a and the box cover 20b, an annular first flange 21 is coaxially and fixedly arranged on an outer circumferential surface of the box body 20a close to the opening of the box body, an annular second flange 22 is coaxially and fixedly sleeved on an outer circumferential surface of the box cover 20b close to the lower end of the box cover, the first flange 21 and the second flange 22 are attached to each other and fixedly connected with each other through bolts, and the significance of the scheme is that the reliability of the connection between the box body 20a and the box cover 20b is guaranteed, and the box cover 20b is convenient to detach and open.

More specifically, referring to fig. 6 and 7, in order to improve the mixing efficiency of cement, sand and water at the middle position of the box body 20a, the fixing sleeve 28 is located between the right-handed blade 24 and the left-handed blade 26, and the outer circular surface of the fixing sleeve is fixedly provided with a first stirring rod 28a which extends outwards along the radial direction of the fixing sleeve, the first stirring rod 28a is provided with a plurality of stirring rods 28a which are arranged in an array along the circumferential direction of the fixing sleeve 28, a second stirring rod 28b which is vertically arranged in the axial direction is fixedly arranged on the first stirring rod 28a in a penetrating manner, and the second stirring rod 28b is provided with a plurality of stirring rods which are arranged in an array along the axial direction of the first stirring rod 28 a.

In the process of mixing and stirring concrete, firstly, a user puts raw materials (cement, sand and water) of the concrete into the box body 20a from the feeding funnel 30 according to a certain proportion, then, the motor 29 is started, the motor 29 drives the first main shaft 23 and the second main shaft 25 to rotate clockwise, the first packing auger and the second packing auger synchronously rotate clockwise, the first packing auger continuously conveys the cement and sand settled to the bottom of the stirring box 20 to the middle position of the box body 20a, the second packing auger continuously conveys the water floating to the top of the stirring box 20 to the middle position of the box body 20a, the first stirring rod 28a and the second stirring rod 28b rotate around the axial direction of the box body 20a and fully stir and mix the cement, the sand and the water which are centrally blended to the middle of the box body 20a, so go on in succession, accomplish the stirring of concrete and mix, promoted the stirring efficiency of concrete greatly.

Referring to fig. 5, as a more optimized solution of the present invention, in order to avoid cement sand from adhering to the bottom of the box 20a and being unable to stir the cement sand, rectangular scrapers 27 extending radially outward to the position adjacent to the inner wall of the box 20a are fixedly disposed on the outer circumferential surface of the first main shaft 25, the scrapers 27 are disposed in an array along the circumferential direction of the first main shaft 23, the scrapers 27 are disposed between the right-handed blades 24 and the bottom of the box 20a and the scrapers 27 are attached to the bottom of the box 20a, the scrapers 27 are disposed at an angle of forty-five degrees and the distance between the scrapers 27 and the bottom of the box 20a gradually increases in the counterclockwise direction, and the significance of adopting the solution is that the scrapers 27 rotate synchronously with the first main shaft 23 and can scoop up the cement and sand at the bottom of the box 20a, and that a portion of cement and sand adhered to the bottom of the box 20a, The sand is not well mixed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention; various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Be applied to building construction's formula in middle concrete mixing pump, its characterized in that: the stirring box comprises a mounting frame and a stirring box, the stirring box comprises a circular box body with an upward opening, and a circular box cover matched with the opening of the box body, the bottom of the box body is fixedly connected with the mounting frame, the box cover is fixedly covered on the opening of the box body and seals the opening, a first main shaft and a second main shaft which are fixedly connected are coaxially arranged in the stirring box, the lower end of the first main shaft is rotatably connected and matched with the bottom of the box body, the upper end of the main shaft I is connected with the box cover in a rotating mode and is matched with the box cover in a rotating mode, the lower end of the main shaft II extends to the middle position of the box body, the upper end of the main shaft I and the lower end of the main shaft II are fixedly connected with the box cover in a fixed mode through a fixing sleeve, the main shaft I is provided with a right-handed blade in a winding mode, the main shaft I and the right-handed blade form a first packing auger, the main shaft II is provided with a left-handed blade in a winding mode, the main shaft II and the left-handed blade form a second packing auger, and the box cover is fixedly.

2. The in-place concrete mixer pump for building construction of claim 1, wherein: the feeding hopper communicated with the box body is fixedly arranged at the eccentric position of the upper end face of the box cover, the discharge conduit communicated with the bottom of the box body is arranged on the outer circular face of the box body, and the discharge conduit is set to be in a conducting state and a closed state which can be mutually switched and is in the closed state initially.

3. The in-place concrete mixer pump for building construction of claim 1, wherein: the box body is coaxially and fixedly provided with an annular flange I on the outer circular surface close to the opening of the box body, the box cover is coaxially and fixedly sleeved with an annular flange II on the outer circular surface close to the lower end of the box cover, and the flange I is attached to the flange II and fixedly connected with the flange II through bolts.

4. The in-place concrete mixer pump for building construction of claim 1, wherein: the fixed cover is located between dextrorotation blade and the levogyration blade and on its excircle face fixedly be provided with along its radial outside extension arranged puddler one, puddler one be provided with a plurality ofly and along fixed cover place circumferencial direction array arrangement, puddler two that the axial was vertically arranged is worn to be equipped with to the fixed puddler one, puddler two be provided with a plurality ofly and along the axial array arrangement of puddler one.

5. The central concrete mixing pump applied to building construction according to any one of claims 1 to 4, wherein: the outer circular surface of the first main shaft is fixedly provided with four rectangular scraping plates which radially and outwards extend to the position close to the inner wall of the box body, the scraping plates are arranged in an array mode in the circumferential direction where the first main shaft is located, the scraping plates are located between the right-handed blades and the bottom of the box body and are attached to the bottom of the box body, the scraping plates are obliquely arranged at an angle of forty-five degrees, and the distance between the scraping plates and the bottom of the box body is gradually increased in the anticlockwise direction.