CN205272321U - Cement and external additive agitating unit thereof - Google Patents

Abstract

The utility model provides a stirring device for cement and its external additives, which includes a driving wheel, a driving device, a conveyor belt, a driven wheel, a top bracket, a base bracket, a first frequency conversion motor, a first telescopic shaft, a water inlet, an external additive material tank, Drain bottom, mixing chamber, second frequency conversion motor, bracket, discharge port, second telescopic shaft, push plate, second driving device, rotating shaft and stirring paddle, the said driven wheel and said driving wheel are provided with said Conveyor belt, the second variable frequency motor is provided with the second telescopic shaft, the top of the second telescopic shaft is fixed with the push plate, and the central position of the push plate is provided with the second drive device, The second driving device is provided with the shaft, the shaft is provided with the stirring paddle, one end of the first telescopic shaft is fixed with the external additive material tank, and the bottom of the external additive material tank is The drain bottom is provided. The beneficial effect of the utility model is to stir evenly.

Description

A mixing device for cement and its external additives

technical field

The utility model belongs to the technical field of stirring devices, in particular to a stirring device for cement and its external additives.

Background technique

External additives for construction are chemical substances that account for a relatively small proportion in cement and concrete, but can significantly improve some properties of concrete. They only need to be mixed in cement and concrete to reduce the addition of water in a large amount. Quantity; improve the strength and durability of concrete, change the flow properties of concrete, increase its operability, save building materials and reduce engineering costs.

The degree of uniform mixing of cement and external additives is one of the key factors affecting the effect of external additives. External additives are easy to agglomerate and cannot play a good role. A mixer that can mix cement and external additives needs further research and development.

Utility model content

The purpose of the utility model is to provide a cement and its external additive mixing device with simple structure, simple operation and high production efficiency, which is especially suitable for the mixing operation of cement and its external additive.

The technical scheme of the utility model is: a mixing device for cement and its external additives of the utility model, which is characterized in that it includes a driving wheel, a driving device, a conveyor belt, a driven wheel, a top bracket, a base bracket, a first variable frequency motor, a second A telescopic shaft, a water inlet, an external additive material tank, a drain bottom, a mixing chamber, a second frequency conversion motor, a bracket, a discharge port, a second telescopic shaft, a push plate, a second driving device, a rotating shaft and a stirring paddle, the stirring The top of the chamber is open, one side of the mixing chamber is provided with the water inlet, the water inlet communicates with the mixing chamber, the bottom side of the mixing chamber is fixed with the base bracket, and the base The bracket is provided with the drive wheel, the drive wheel is provided with the driving device, the drive device and the drive wheel are electrically connected, the top of the mixing chamber is fixed with the top bracket, the The driven wheel is provided on the top support, the conveyor belt is provided between the driven wheel and the driving wheel, the support is fixed at the bottom of the mixing chamber, and the center of the bottom of the mixing chamber is provided with The second variable frequency motor is provided with the second telescopic shaft, the top of the second telescopic shaft is fixed with the push plate, and the central position of the push plate is provided with the The second driving device, the second driving device is provided with the rotating shaft, the rotating shaft is located outside the push plate, the stirring paddle is provided on the rotating shaft, and the outlet is provided at the bottom of the stirring chamber. The material outlet, the discharge port communicates with the mixing chamber, the first variable frequency motor is fixed on the top bracket, the first variable frequency motor is provided with the first telescopic shaft, the first One end of the telescopic shaft is fixedly provided with the external additive trough, and the bottom of the external additive trough is provided with the drain bottom.

The extension length of the first telescopic shaft is smaller than the width of the stirring chamber.

The extension length of the second telescopic shaft is less than the height of the stirring chamber.

The conveyor belt is provided with anti-slip protrusions.

The advantages and positive effects that the utility model has are:

1. Due to the above-mentioned technical scheme, the device has the advantages of simple structure, convenient maintenance, low processing cost and high production efficiency, and can carry out large-scale cement mixing operations.

2. The device can stir in the up and down direction and the action direction at the same time, and the stirring is even.

3. The external additive enters the mixing chamber through the leak bottom, which avoids the phenomenon of the external additive clumping together, and can give full play to the role of the external additive.

Description of drawings

Fig. 1 is the structural representation of the utility model.

In the picture:

1. External additive trough 2. Drain bottom 3. Rotary shaft

4. Stirring paddle 5, stirring chamber 6, second driving device

7. Push plate 8. Second telescopic shaft 9. Bracket

10. Discharge port 11, second variable frequency motor 12, drive wheel

13. Driving device 14, conveyor belt 15, driven wheel

16. The first frequency conversion motor 17, the bracket 18, the first telescopic shaft

19. Base bracket 20. Water inlet

detailed description

Below in conjunction with accompanying drawing, the utility model is described in detail.

As shown in Fig. 1, the structure schematic diagram of the present utility model, a kind of cement and external additive stirring device thereof of the present utility model comprises driving wheel 12, driving device 13, conveyor belt 14, driven wheel 15, top support 17, base support 19 , the first variable frequency motor 16, the first telescopic shaft 18, the water inlet 20, the external additive material tank 1, the drain bottom 2, the mixing chamber 5, the second variable frequency motor 11, the bracket 9, the discharge port 10, the second telescopic shaft 8 , push plate 7, second driving device 6, rotating shaft 3 and stirring paddle 4, the top of stirring chamber 5 is open, and one side of stirring chamber 5 is provided with water inlet 20, and water inlet 20 communicates with stirring chamber 5, and stirring chamber 5 One side of the bottom of the bottom is fixedly provided with a base bracket 19, the base bracket 19 is provided with a drive wheel 12, the drive wheel 12 is provided with a driving device 13, the driving device 13 and the driving wheel 12 are electrically connected, and the top of the mixing chamber 5 is fixedly provided with Top bracket 17, top bracket 17 is provided with driven wheel 15, is provided with conveyer belt 14 between driven wheel 15 and driving wheel 12, is fixedly provided with support 9 at the bottom of mixing chamber 5, and the bottom center position of mixing chamber 5 is provided with second Variable frequency motor 11, the second variable frequency motor 11 is provided with the second telescopic shaft 8, the top of the second telescopic shaft 8 is fixedly provided with a push plate 7, and the center position in the push plate 7 is provided with a second driving device 6, the second driving device 6 is provided with a rotating shaft 3, the rotating shaft 3 is located outside the push plate 7, the rotating shaft 3 is provided with a stirring paddle 4, the bottom of the mixing chamber 5 is provided with a discharge port 10, the discharge port 10 communicates with the stirring chamber 5, and the top bracket 17 The first variable frequency motor 16 is fixedly provided, the first variable frequency motor 16 is provided with a first telescopic shaft 18, one end of the first telescopic shaft 18 is fixedly provided with an external additive material tank 1, and the bottom of the external additive material tank 1 is provided with a drain bottom 2.

The extension length of the first telescopic shaft 18 is smaller than the width of the stirring chamber 5 .

The extension length of the second telescopic shaft 8 is less than the height of the stirring chamber 5 .

The conveyor belt 14 is provided with anti-slip protrusions.

The working process of this example: the cement is transported to the top of the mixing chamber 5 under the action of the conveyor belt 14, thrown to the top of the mixing chamber 5, and the cement external additive is added to the external additive feed tank 1, and the external additive feed tank 1 A telescopic shaft 18 moves left and right under the telescopic action, and the external additives leak out from the drain bottom 2, so that before entering the mixing chamber 5, the cement and the external additives can be pre-mixed, and the pre-mixed materials enter the mixing chamber 5 , water enters the mixing chamber 5 from the water inlet 20, under the expansion and contraction of the second telescopic shaft 8, the push plate 7 moves up and down, the materials are mixed in the up and down direction, and at the same time, under the action of the rotating shaft 3, the stirring paddle 4 Rotate, the material is mixed in the left and right directions, and the evenly mixed material leaves the mixing chamber 5 from the discharge port 10.

An embodiment of the present utility model has been described in detail above, but the content described is only a preferred embodiment of the present utility model, and cannot be considered as limiting the implementation scope of the present utility model. All equal changes and improvements made according to the application scope of the utility model should still belong to the scope covered by the patent of the utility model.

Claims (4)

1. A stirring device for cement and external additives thereof, characterized in that: it comprises a driving wheel, a driving device, a conveyor belt, a driven wheel, a top bracket, a base bracket, a first frequency conversion motor, a first telescopic shaft, a water inlet, and external additives Groove, drain bottom, stirring chamber, second frequency conversion motor, bracket, discharge port, second telescopic shaft, push plate, second driving device, rotating shaft and stirring paddle, the top of the stirring chamber is open, and the stirring chamber One side of the water inlet is provided with the water inlet, and the water inlet communicates with the mixing chamber. The bottom side of the mixing chamber is fixed with the base bracket, and the driving wheel is arranged on the base bracket. The driving device is provided on the driving wheel, the driving device and the driving wheel are electrically connected, the top bracket is fixed on the top of the mixing chamber, and the driven wheel is arranged on the top bracket, The conveyor belt is arranged between the driven wheel and the driving wheel, the bracket is fixed at the bottom of the mixing chamber, the second variable frequency motor is arranged at the center of the bottom of the mixing chamber, and the second frequency conversion motor is arranged at the bottom center of the mixing chamber. The second variable frequency motor is provided with the second telescopic shaft, the top of the second telescopic shaft is fixedly provided with the push plate, the central position of the push plate is provided with the second drive device, and the second drive The device is provided with the rotating shaft, the rotating shaft is located outside the push plate, the stirring paddle is provided on the rotating shaft, the discharge port is provided at the bottom of the stirring chamber, the discharge port and the The first variable frequency motor is fixed on the top bracket, the first telescopic shaft is fixed on the first variable frequency motor, and the outer shaft is fixed on one end of the first telescopic shaft. The additive feed tank, the bottom of the external additive feed tank is provided with the drain bottom. 2. A mixing device for cement and its external additives according to claim 1, characterized in that: the extension length of the first telescopic shaft is smaller than the width of the mixing chamber. 3. A mixing device for cement and its external additives according to claim 1, characterized in that: the extension length of the second telescopic shaft is smaller than the height of the mixing chamber. 4. A mixing device for cement and its external additives according to claim 1, characterized in that: the conveyor belt is provided with anti-slip protrusions.