Polycarboxylate superplasticizer adding device

Abstract

The utility model discloses a polycarboxylate superplasticizer adding device which comprises a tank body, a tank cover is installed on the top of the tank body, and a storage barrel is installed on the top of the tank cover. A pipe body is rotatably mounted on the inner wall of the bottom of the storage barrel through a bearing, one end of the bottom of the pipe body penetrates through the top of the tank cover, a rotating disc is fixedly connected to the outer wall of the pipe body, a plurality of triangular protrusions are circumferentially distributed on the top of the rotating disc, and one end of the bottom of the pipe body communicates with a rotating pipe connector; a fixed bracket is mounted on the inner wall of the tank body; when the device is used and the servo motor drives the rotating rod to rotate, the transmission wheel and the belt can be simultaneously driven to drive the pipe body, so that the rotating disc and the triangular bulges stir the water reducing agent in the storage barrel, and the polycarboxylic acid water reducing agent is prevented from generating precipitation in the storage barrel; the reduction of the concrete quality and the working performance caused by the use of the polycarboxylic acid water reducing agent in a precipitation state is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete additives, in particular to a polycarboxylate water-reducing agent adding device. Background Art

[0002] Polycarboxylate water reducer is a highly efficient water reducer widely used in modern concrete engineering. Its main component is polycarboxylic acid polymer compounds. Polycarboxylate water reducer has a high water reduction rate and good dispersibility, which can significantly improve the working performance and durability of concrete. The polycarboxylate water reducer adding device is a device specially used for accurately adding polycarboxylate water reducer in the concrete production process. The device is usually composed of a storage barrel, a pipeline and a control valve. The adding device can ensure that the water reducer is controllably added to the concrete in a stirring state.

[0003] However, traditional polycarboxylate water-reducing agents for concrete are prone to precipitation during storage due to lack of human intervention or lack of effective mixing mechanism. When polycarboxylate water-reducing agents are added after precipitation, it is easy to cause fluctuations in the quality and workability of the concrete, making the quality stability of the concrete substandard and affecting the quality of the project. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art.

[0005] To this end, an object of the utility model is to provide a polycarboxylate water-reducing agent adding device, which can use a servo motor to drive a turntable and a triangular protrusion in a storage barrel to stir the polycarboxylate water-reducing agent to prevent precipitation and ensure the quality and performance of concrete.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a polycarboxylic acid water-reducing agent adding device, comprising a tank body, a tank cover is installed on the top of the tank body, and a storage barrel is installed on the top of the tank cover; a tube body is rotatably installed on the bottom inner wall of the storage barrel through a bearing, one end of the bottom of the tube body passes through the top of the tank cover, a turntable is fixedly connected to the outer wall of the tube body, a plurality of triangular protrusions are distributed circumferentially on the top of the turntable, a rotating pipe joint is connected to the bottom end of the tube body, a fixed bracket is installed on the inner wall of the tank body, and the outer wall of the rotating pipe joint is embedded in the interior of the fixed bracket, a servo motor is installed on the top of the tank cover, the rotating shaft of the servo motor passes through the tank cover and is fixedly connected to a rotating rod, and a transmission wheel is installed on the outer wall of the tube body and the outer wall of the rotating rod, and a belt is installed on the transmission wheel.

[0007] Preferably, a solenoid valve is installed at one end of the bottom of the rotary pipe joint.

[0008] Preferably, the top of the tank cover is connected to a feed pipe, and the bottom of the tank body is connected to a discharge pipe.

[0009] Preferably, a plurality of stirring blades are installed on the outer wall of the rotating rod at equal intervals from top to bottom.

[0010] Preferably, a barrel cover is provided on the top of the storage barrel, and a threaded sealing cap is threadedly connected to the top of the barrel cover.

[0011] Preferably, a base is installed at the bottom of the tank body.

[0012] Compared with the prior art, the beneficial effect of the utility model is that when the utility model is used, the servo motor drives the rotating rod to rotate, which can simultaneously drive the transmission wheel and the belt to drive the pipe body, so that the turntable and the triangular protrusion stir the water reducer in the storage barrel to prevent precipitation, ensure the uniform mixing of the water reducer, and ensure the quality and performance of the concrete. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of a polycarboxylate water-reducing agent adding device according to an embodiment of the utility model;

[0014] Figure 2 It is a schematic cross-sectional structure diagram of a polycarboxylate water-reducing agent adding device according to an embodiment of the utility model;

[0015] Figure 3 For the utility model embodiment Figure 2 A schematic diagram of the enlarged structure of part A;

[0016] Figure 4 It is a schematic diagram of the structure of a turntable in a polycarboxylate water-reducing agent adding device according to an embodiment of the utility model.

[0017] In the figure: 1. tank body; 2. tank cover; 3. storage barrel; 4. servo motor; 5. barrel cover; 6. feed pipe; 7. base; 8. threaded sealing cover; 9. discharge pipe; 10. rotating rod; 11. stirring blade; 12. transmission wheel; 13. belt; 14. turntable; 15. triangular protrusion; 16. pipe body; 17. rotating pipe joint; 18. solenoid valve; 19. fixed bracket. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-Figure 2An embodiment of the utility model provides a polycarboxylate water-reducing agent adding device, comprising: a tank body 1 and a tank cover 2.

[0020] In this embodiment, Figure 2-Figure 4 As shown, the tank cover 2 is installed on the top of the tank body 1, and the storage barrel 3 is installed on the top of the tank cover 2. The bottom inner wall of the storage barrel 3 is rotatably installed with a tube body 16 through a bearing. The bottom end of the tube body 16 passes through the top of the tank cover 2. The outer wall of the tube body 16 is fixedly connected with a turntable 14. The top of the turntable 14 is circumferentially distributed with a plurality of triangular protrusions 15. The bottom end of the tube body 16 is connected with a rotating pipe joint 17. A fixed bracket 19 is installed on the inner wall of the tank body 1. The outer wall of the rotating pipe joint 17 is embedded in the interior of the fixed bracket 19. A solenoid valve 18 is installed at the bottom end of the rotating pipe joint 17.

[0021] When in use, the storage barrel 3 on the tank cover 2 is used to store polycarboxylate water-reducing agent, and the stored polycarboxylate water-reducing agent can be discharged into the tank body 1 through the pipe body 16 and the solenoid valve 18. The polycarboxylate water-reducing agent is suitable for concrete in a stirring state, reducing the water-cement ratio of the concrete, and improving the fluidity and pumpability of the concrete. The turntable 14 in the storage barrel 3 can drive the triangular protrusion 15 to stir the polycarboxylate water-reducing agent when rotating.

[0022] Furthermore, a barrel cover 5 is provided on the top of the storage barrel 3 , and a threaded sealing cover 8 is threadedly connected to the top of the barrel cover 5 . After the barrel cover 5 or the threaded sealing cover 8 on the top of the storage barrel 3 is opened, the polycarboxylic acid water-reducing agent can be added into the storage barrel 3 .

[0023] In this embodiment, Figure 1-Figure 3 As shown, a servo motor 4 is installed on the top of the tank cover 2, and the rotating shaft of the servo motor 4 passes through the tank cover 2 and is fixedly connected to a rotating rod 10. A plurality of stirring blades 11 are installed on the outer wall of the rotating rod 10 at equal intervals from top to bottom, and a transmission wheel 12 is installed on the outer wall of the tube body 16 and the outer wall of the rotating rod 10, and a belt 13 is installed on the transmission wheel 12.

[0024] When in use, when the rotating rod 10 rotates, the transmission wheel 12 and the belt 13 can drive the tube body 16 to rotate simultaneously, so that the rotating disk 14 and the triangular protrusion 15 stir the polycarboxylate water reducer in the storage barrel 3, keep the polycarboxylate water reducer in a stirring motion state, and prevent the polycarboxylate water reducer from precipitating in the storage barrel 3.

[0025] like Figure 2 As shown, the top of the tank cover 2 is connected to a feed pipe 6 , and the bottom of the tank body 1 is connected to a discharge pipe 9 .

[0026] Specifically, a base 7 is installed at the bottom of the tank body 1 to support the tank body 1 .

[0027] According to the above technical scheme, the working steps of this scheme are summarized and sorted out: when the utility model is used, the servo motor 4 drives the rotating rod 10 and the stirring blade 11 to stir the concrete in the tank body 1, and the storage barrel 3 on the tank cover 2 is used to store the polycarboxylic acid water reducer, and the stored polycarboxylic acid water reducer can be discharged into the tank body 1 through the pipe body 16 and the solenoid valve 18, which is suitable for concrete in a stirring state, reducing the water-cement ratio of the concrete, and improving the fluidity and pumpability of the concrete.

[0028] When the rotating rod 10 rotates, the transmission wheel 12 and the belt 13 can drive the tube body 16 to rotate simultaneously, so that the rotating disk 14 and the triangular protrusion 15 stir the polycarboxylate water-reducing agent in the storage barrel 3, keep the polycarboxylate water-reducing agent in a stirring motion state, prevent the polycarboxylate water-reducing agent from precipitating in the storage barrel 3, and avoid the degradation of concrete quality and working performance caused by the polycarboxylate water-reducing agent in a precipitated state being put into use.

[0029] Parts not involved in the present invention are the same as the prior art or can be implemented by the prior art. Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A polycarboxylate water-reducing agent adding device, comprising a tank body (1), a tank cover (2) is installed on the top of the tank body (1), and a storage barrel (3) is installed on the top of the tank cover (2), characterized in that: A tube body (16) is rotatably mounted on the inner wall of the bottom of the storage barrel (3) via a bearing, one end of the bottom of the tube body (16) passes through the top of the tank cover (2), a turntable (14) is fixedly connected to the outer wall of the tube body (16), a plurality of triangular protrusions (15) are circumferentially distributed on the top of the turntable (14), one end of the bottom of the tube body (16) is connected to a rotating pipe joint (17), a fixed bracket (19) is mounted on the inner wall of the tank body (1), the outer wall of the rotating pipe joint (17) is embedded in the interior of the fixed bracket (19), a servo motor (4) is mounted on the top of the tank cover (2), the rotating shaft of the servo motor (4) passes through the tank cover (2) and is fixedly connected to a rotating rod (10), a transmission wheel (12) is mounted on the outer wall of the tube body (16) and the outer wall of the rotating rod (10), and a belt (13) is mounted on the transmission wheel (12).

2. A polycarboxylate water-reducing agent adding device according to claim 1, characterized in that: A solenoid valve (18) is installed at one end of the bottom of the rotating pipe joint (17).

3. A polycarboxylate water-reducing agent adding device according to claim 1, characterized in that: The top of the tank cover (2) is connected to a feed pipe (6), and the bottom of the tank body (1) is connected to a discharge pipe (9).

4. A polycarboxylate water-reducing agent adding device according to claim 1, characterized in that: The outer wall of the rotating rod (10) is provided with a plurality of stirring blades (11) arranged equidistantly from top to bottom.

5. The polycarboxylate water-reducing agent adding device according to claim 1, characterized in that: The top of the storage barrel (3) is provided with a barrel cover (5), and the top of the barrel cover (5) is threadedly connected with a threaded sealing cover (8).

6. A polycarboxylate water-reducing agent adding device according to claim 1, characterized in that: A base (7) is installed at the bottom of the tank body (1).

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