CN211362898U - Preparation facilities of low shrink concrete - Google Patents
Preparation facilities of low shrink concrete Download PDFInfo
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- CN211362898U CN211362898U CN201922250324.1U CN201922250324U CN211362898U CN 211362898 U CN211362898 U CN 211362898U CN 201922250324 U CN201922250324 U CN 201922250324U CN 211362898 U CN211362898 U CN 211362898U
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- mixing
- stirring
- air blower
- drum
- shrinkage concrete
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Abstract
The utility model provides a preparation device of low shrinkage concrete, which comprises a machine table, wherein the center of the upper surface of the machine table is provided with a mixing drum, the mixing drum is provided with a mixing cavity, a mixing shaft is arranged in the mixing cavity, the mixing drum is provided with a drum cover, the drum cover is provided with a feed inlet and an expanding agent adding port, and an adding funnel is arranged on the expanding agent adding port; and an air blower ventilation opening is also arranged on the edge of the expanding agent adding opening, an air blower is connected to the air blower ventilation opening, and the air blower ventilates the stirring cavity through the air blower ventilation opening. The preparation device can enable the expanding agent to be continuously and uniformly spread in the concrete mixture, thereby ensuring the final performance of the low-shrinkage concrete.
Description
Technical Field
The utility model relates to a preparation facilities of concrete mainly relates to agitating unit.
Background
In some buildings, low shrinkage concrete is required, and the low shrinkage concrete is obtained by adding an expanding agent into the concrete to achieve the purpose of low shrinkage. The expansion agent generates certain limited expansion to compensate the shrinkage of the concrete in the hardening process by depending on the chemical reaction of the expansion agent or the reaction with other components of cement in the hardening process of the concrete, the expansion agent is added in sections when the current low-shrinkage concrete is prepared, and researches show that the performance of the low-shrinkage concrete can be obviously improved by continuously adding the expansion agent in the stirring process.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the background art, the utility model provides a preparation facilities of low shrink concrete, this preparation facilities can make the expanding agent can last, even spread in the concrete mixture to the final performance of low shrink concrete has been guaranteed.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a preparation device of low-shrinkage concrete comprises a machine table, wherein a stirring drum is arranged in the center of the upper surface of the machine table, the stirring drum is provided with a stirring cavity, a stirring shaft is arranged in the stirring cavity, the stirring drum is provided with a drum cover, a feed inlet and an expanding agent adding port are formed in the drum cover, and an adding funnel is arranged on the expanding agent adding port; and an air blower ventilation opening is also arranged on the edge of the expanding agent adding opening, an air blower is connected to the air blower ventilation opening, and the air blower ventilates the stirring cavity through the air blower ventilation opening.
The feed inlet is provided with a turnover cover capable of being turned over and opened.
Four corners of the bottom of the machine table 10 are provided with upright columns.
The bottom of the stirring cavity is provided with a discharge hole, and a horizontal push-pull plate is arranged on the discharge hole.
A discharge hopper is arranged below the discharge port and extends outwards out of the surface of the machine table.
The stirring shaft extends downwards from the center of the bottom of the stirring drum to the lower side of the machine table, a driving motor is arranged on the lower portion of the machine table, and the stirring shaft is fixedly connected with a power output shaft of the driving motor.
The stirring shaft is provided with a stirring sleeve which is fixed at the uppermost end of the stirring shaft.
Be provided with many stirring vane on encircleing stirring sleeve's the outer circumference, stirring vane is fixed with vertical stirring piece including the stirring branch of buckling, stirring branch's end, and the stirring piece is the rectangle.
The inner wall of the mixing drum is provided with a flow guide block at the same height as the mixing blades.
The utility model has the advantages that: the preparation device can enable the expanding agent to be continuously and uniformly spread in the concrete mixture, thereby ensuring the final performance of the low-shrinkage concrete.
Drawings
The present invention will be further explained with reference to the accompanying drawings
FIG. 1 is a schematic view of the overall structure of the manufacturing apparatus of the present invention;
Detailed Description
The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:
example 1
A preparation device of low-shrinkage concrete is shown in figure 1 and comprises a machine table 10, wherein stand columns 11 are arranged at four corners of the bottom of the machine table 10, and the stand columns 11 enable the machine table 10 to be fixed on the ground at a certain distance from the ground.
A mixing drum 20 is arranged in the center of the upper surface of the machine station 10, the mixing drum 20 is provided with a mixing cavity 21, a discharge hole 22 is arranged at the bottom of the mixing cavity 21, a horizontal push-pull plate 23 is arranged on the discharge hole 22, and the horizontal push-pull plate 23 realizes the opening and closing of the discharge hole 22 through horizontal movement.
A discharge hopper 30 is arranged below the discharge port 22, and the discharge hopper 30 extends out of the surface of the machine station 10.
The stirring cavity 21 is provided with a stirring shaft 41, the stirring shaft 41 extends downwards from the center of the bottom of the stirring drum 20 to the lower surface of the machine table 10, the lower part of the machine table 10 is provided with a driving motor 42, the stirring shaft 41 is fixedly connected with a power output shaft of the driving motor 42, and the driving motor 42 drives the stirring shaft 41 to rotate after rotating.
The stirring shaft 41 is provided with a stirring sleeve 43, and the stirring sleeve 43 is fixed at the uppermost end of the stirring shaft 41. A plurality of stirring blades 44 are arranged on the outer circumference of the surrounding stirring sleeve 43, the stirring blades 44 comprise bent stirring support rods, vertical stirring blades are fixed at the tail ends of the stirring support rods, and the stirring blades are rectangular.
The inner wall of the mixing drum 20 is provided with a flow guide block 60 at the same height as the mixing blades 44, and the flow guide block 60 is used for ensuring that concrete slurry does not generate turbulence when mixing concrete.
The mixing drum 20 has a drum cover 25, the drum cover 25 has a feed opening 26, a flip cover 27 is provided on the feed opening 26 to be opened and turned, and the flip cover 27 keeps the feed opening 26 closed during mixing operation.
The barrel cover 25 is further provided with an expanding agent adding port 28, and the expanding agent adding port 28 is provided with an adding funnel 29. An air blower is arranged beside the expanding agent adding opening 28, when the expanding agent is added into the mixer through the expanding agent adding opening 28, the air blower blows air into the mixing drum, and the blowing air enables the expanding agent added from the expanding agent adding opening 28 to be dispersed and fall into concrete in the mixing drum, so that the expanding agent is uniformly spread.
The preparation device can enable the expanding agent to be continuously and uniformly spread in the concrete mixture, thereby ensuring the final performance of the low-shrinkage concrete.
Those skilled in the art will recognize that a wide variety of modifications, alterations, and combinations can be made with respect to the above described embodiments without departing from the scope of the invention, and that such modifications, alterations, and combinations are to be viewed as being within the ambit of the inventive concept.
Claims (9)
1. A preparation device of low-shrinkage concrete comprises a machine table and is characterized in that a stirring drum is arranged in the center of the upper surface of the machine table, the stirring drum is provided with a stirring cavity, a stirring shaft is arranged in the stirring cavity, the stirring drum is provided with a drum cover, the drum cover is provided with a feed inlet and an expanding agent adding port, and an adding funnel is arranged on the expanding agent adding port; and an air blower ventilation opening is also arranged on the edge of the expanding agent adding opening, an air blower is connected to the air blower ventilation opening, and the air blower ventilates the stirring cavity through the air blower ventilation opening.
2. The apparatus for preparing low shrinkage concrete according to claim 1, wherein the feed inlet is provided with a flip which can be turned open.
3. The apparatus for preparing low shrinkage concrete according to claim 1, wherein the machine 10 has columns at four corners of the bottom thereof.
4. The apparatus for preparing low shrinkage concrete according to claim 1, wherein the bottom of the mixing chamber is provided with a discharge port on which a horizontal push-pull plate is provided.
5. The apparatus for preparing low shrinkage concrete according to claim 4, wherein a discharge hopper is disposed below the discharge port, and the discharge hopper extends outward beyond the surface of the machine platform.
6. The apparatus for preparing low shrinkage concrete according to claim 1, wherein the stirring shaft extends downward from the center of the bottom of the stirring drum to the lower surface of the machine table, the lower portion of the machine table is provided with a driving motor, and the stirring shaft is fixedly connected with a power output shaft of the driving motor.
7. The apparatus for preparing low shrinkage concrete according to claim 6, wherein the mixing shaft is provided with a mixing sleeve, and the mixing sleeve is fixed to an uppermost end of the mixing shaft.
8. The apparatus for preparing low shrinkage concrete according to claim 7, wherein a plurality of mixing blades are disposed around the outer circumference of the mixing sleeve, the mixing blades include bent mixing struts, vertical mixing blades are fixed to the ends of the mixing struts, and the mixing blades have a rectangular shape.
9. The apparatus for preparing low shrinkage concrete according to claim 8, wherein the inner wall of the mixing drum is provided with a guide block at the same height as the mixing blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250324.1U CN211362898U (en) | 2019-12-14 | 2019-12-14 | Preparation facilities of low shrink concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250324.1U CN211362898U (en) | 2019-12-14 | 2019-12-14 | Preparation facilities of low shrink concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211362898U true CN211362898U (en) | 2020-08-28 |
Family
ID=72171084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922250324.1U Active CN211362898U (en) | 2019-12-14 | 2019-12-14 | Preparation facilities of low shrink concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211362898U (en) |
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2019
- 2019-12-14 CN CN201922250324.1U patent/CN211362898U/en active Active
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