CN218965785U - Recycled concrete solidification-preventing temporary storage device - Google Patents

Abstract

The utility model relates to the technical field of recycled concrete temporary storage, in particular to a recycled concrete anti-curing temporary storage device, which includes a support frame, a mixing drum is installed on the top of the support frame, and a mixing drum is installed on one side of the outer ring surface of the mixing drum. A water tank, one side of the water tank is connected with a connecting pipe, and a tachometer is installed above the water tank on the outer ring surface of the mixing drum. The utility model adopts a recycled concrete anti-curing temporary storage device designed to monitor The speed of the motor, when the speed is lower than the set value, the water pump injects the water inside the water tank through the connecting pipe into the inside of the mixing drum and mixes it into the concrete to soften it, when the motor speed reaches the set value, the water pump is turned off, and the cycle repeats It ensures that the recycled concrete will not solidify during temporary storage, and effectively solves the problem that the recycled concrete is easy to accelerate the curing of the concrete after it is mixed into the raw material.

Description

A recycled concrete anti-curing temporary storage device

technical field

The utility model relates to the technical field of temporary storage of recycled concrete, in particular to a temporary storage device for preventing solidification of recycled concrete.

Background technique

Recycled concrete means that waste concrete blocks are crushed, cleaned and graded, mixed with gradation in a certain proportion, partially or completely replaced by natural aggregates (mainly coarse aggregates) such as sand and gravel, and then added with cement, water, etc. The new concrete formed, and this type of concrete is highly water-absorbent, and it is easy to solidify during temporary storage and cannot be used.

To sum up, the utility model solves the existing problems by designing a recycled concrete anti-curing temporary storage device.

Utility model content

The purpose of this utility model is to provide a recycled concrete anti-curing temporary storage device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A recycled concrete anti-curing temporary storage device, comprising a support frame, a mixing drum is installed on the top of the support frame, a water tank is installed on one side of the outer ring surface of the mixing drum, and a connecting pipe is connected to one side of the water tank, A tachometer is installed above the water tank on the outer ring surface of the mixing drum, a feed inlet is provided on one side of the top of the mixing drum, a motor is installed at the center of the top of the mixing drum, and a motor is installed on the top of the mixing drum. A guard plate is installed on the straight edge of the feed inlet, a stirring rod is installed on the inner top of the mixing drum, a hopper is installed on the bottom of the inner side of the mixing drum, and a feeding pipe is installed on the bottom of the hopper. An electric control valve is sleeved on the outer ring surface of the feeding pipe.

As a preferred solution of the utility model, the top of the water tank is provided with a water injection port with a screw cap, and a water pump is provided inside the water tank, and the drain port of the water pump is connected to one end of the connecting pipe, and the connecting pipe The other end is connected with the top of the mixing drum and extends to the inside of the mixing drum.

As a preferred solution of the present invention, the tachometer is connected to the motor through a signal line, and the water pump starts to supply water when the tachometer detects that the speed of the motor is lower than the set speed, and the water pump is turned off when the speed of the motor recovers.

As a preferred solution of the present invention, the bottom output shaft of the motor is connected to the top of the stirring plate, and the stirring rod is located inside the hopper.

As a preferred solution of the present invention, the feeding pipe is located at the center of the bottom of the mixing drum, and the opening and closing state of the feeding pipe is controlled by an electric control valve.

As a preferred solution of the present invention, the inner bottom of the hopper is conical, and the top annular surface of the hopper is in close contact with the inner wall of the mixing drum.

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

1. In this utility model, a recycled concrete anti-curing temporary storage device is designed, and the rotation meter monitors the motor speed. When the speed is lower than the set value, the water pump injects the water inside the water tank into the inside of the mixing drum through the connecting pipe. It is mixed into the concrete to soften it, and when the motor speed reaches the set value, the water pump is turned off, and this cycle is repeated, so as to ensure that the recycled concrete will not solidify during temporary storage, effectively solving the problem that the recycled concrete is easy to accelerate the concrete curing after being mixed into the raw material question.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is the structure schematic diagram of motor and stirring rod of the present utility model;

Fig. 3 is a schematic diagram of the internal cross-sectional structure of the mixing drum of the present invention.

In the figure: 1, support frame; 2, mixing drum; 201, feed inlet; 3, water tank; 4, connecting pipe; 5, tachometer; 6, motor; 7, guard plate; 8, stirring rod; 9, lower Material pipe; 10, electric control valve; 11, hopper.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments. Based on the present invention The embodiments in the utility model, and all other embodiments obtained by persons of ordinary skill in the art without creative efforts, all belong to the scope of protection of the utility model.

In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings, and several embodiments of the utility model are provided. However, the utility model can be realized in many different forms, and is not limited to The embodiments described herein, on the contrary, are provided for the purpose of making the disclosure of the present utility model more thorough and comprehensive.

It should be noted that when an element is said to be "fixed on" another element, it may be directly on the other element or there may be an intervening element, and when an element is said to be "connected" to another element, it may The terms "vertical", "horizontal", "left", "right" and similar expressions are used herein for the purpose of illustration only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of the present invention, and the terms used in the description of the present invention herein are only to describe specific The purpose of the embodiment is not intended to limit the present utility model, and the term "and/or" used herein includes any and all combinations of one or more related listed items.

For the embodiment, please refer to Fig. 1-3, the utility model provides a technical solution:

A recycled concrete anti-curing temporary storage device, comprising a support frame 1, a mixing drum 2 is installed on the top of the support frame 1, a water tank 3 is installed on one side of the outer ring surface of the mixing drum 2, and a connecting pipe 4 is connected to one side of the water tank 3 , the outer ring surface of the mixing drum 2 is positioned at the top of the water tank 3 and a tachometer 5 is installed. The top side of the mixing drum 2 is provided with a feed inlet 201, and the top center of the mixing drum 2 is equipped with a motor 6. The top is located on the straight edge of the feed port 201, and a guard plate 7 is installed. A stirring rod 8 is installed on the top of the inner side of the mixing drum 2. A hopper 11 is installed on the bottom of the inner side of the mixing drum 2. A feeding pipe 9 is installed on the bottom of the hopper 11. , The outer ring surface of the feeding pipe 9 is sleeved with an electric control valve 10 .

Concretely, with reference to Fig. 1 and Fig. 3, the top of water tank 3 is provided with the water injection port that screw cap is screwed on, and the inside of water tank 3 is provided with water pump, and the discharge port of water pump is connected with one end of connection pipe 4, and the connection pipe 4 The other end is connected to the top of the mixing drum 2 and extends to the inside of the mixing drum 2 to delay the curing time of the recycled concrete by adding water.

Further, the bottom output shaft of the motor 6 is connected to the top of the stirring plate 8, and the stirring rod 8 is located inside the hopper 11, the feeding pipe 9 is located at the bottom center of the mixing drum 2, and the feeding pipe 9 passes through the electric control valve 10 controls its opening and closing state, the inner bottom of the hopper 11 is in the shape of a cone, and the top annular surface of the hopper 11 and the inner side wall of the mixing drum 2 are in close contact.

Specifically, referring to Fig. 1 and Fig. 2, the tachometer 5 and the motor 6 are connected by a signal line, and the tachometer 5 monitors that the speed of the motor 6 is lower than the set speed when the water pump starts to supply water, and when the speed of the motor 6 recovers After the water pump is closed, the operation of adding water is automatically carried out by monitoring the speed of the motor 6.

The working process of the utility model: After crushing the concrete on the old building and remixing it into new concrete raw materials, the motor 6 drives the stirring rod 8 to stir the recycled concrete to prevent its rapid solidification. When the tachometer 5 monitors the motor When the rotating speed of 6 decreases, the surface regenerated concrete is gradually solidifying to increase the rotational resistance of the stirring rod 8. At this time, the water pump inside the water tank 3 starts to water the regenerated concrete from the inner bottom of the mixing drum 2 through the connecting pipe 4 to soften it. The rotation resistance of the stirring rod 8 is reduced and the tachometer 5 monitors that the water pump inside the water tank 3 is turned off after the motor 6 speed reaches the set value, and the cycle is repeated so as to ensure that the recycled concrete will not solidify during temporary storage.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a recycled concrete solidification prevention temporary storage device, includes support frame (1), its characterized in that: the utility model discloses a stirring device for a concrete mixer, including support frame (1), churn (2) are installed at the top of support frame (1), water tank (3) are installed on outer ring face one side of churn (2), a side of water tank (3) is connected with connecting pipe (4), tachometer (5) are installed to the top that is located water tank (3) on the outer ring face of churn (2), feed inlet (201) have been seted up on top one side of churn (2), motor (6) are installed in top center department of churn (2), backplate (7) are installed on the straight border that top of churn (2) is located feed inlet (201), puddler (8) are installed at the inboard top of churn (2), hopper (11) are installed to the medial surface bottom of churn (2), unloading pipe (9) are installed to the bottom of hopper (11), the cover is established on the outer ring face of unloading pipe (9) and is installed automatically controlled valve (10).

2. The recycled concrete solidification prevention temporary storage device according to claim 1, wherein: the top of water tank (3) is equipped with the water injection mouth that screw cap was screwed up, just the inside of water tank (3) is equipped with the water pump, and the drainage port of water pump is connected with the one end of connecting pipe (4), the other end of connecting pipe (4) is connected and extends to the inside of churn (2) with the top of churn (2).

3. The recycled concrete solidification prevention temporary storage device according to claim 1, wherein: the rotating speed meter (5) is connected with the motor (6) through a signal line, the rotating speed meter (5) monitors that the water pump starts to supply water when the rotating speed of the motor (6) is lower than the set rotating speed, and the water pump is turned off after the rotating speed of the motor (6) is recovered.

4. The recycled concrete solidification prevention temporary storage device according to claim 1, wherein: the bottom output shaft of the motor (6) is connected with the top of the stirring rod (8), and the stirring rod (8) is positioned at the inner side of the hopper (11).

5. The recycled concrete solidification prevention temporary storage device according to claim 1, wherein: the blanking pipe (9) is positioned at the center of the bottom of the stirring cylinder (2), and the opening and closing states of the blanking pipe (9) are controlled by the electric control valve (10).

6. The recycled concrete solidification prevention temporary storage device according to claim 1, wherein: the bottom of the inner side of the hopper (11) is conical, and the annular surface of the top of the hopper (11) is tightly attached to the inner side wall of the stirring cylinder (2).

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