CN214773056U

CN214773056U - Novel backfill material agitated vessel

Info

Publication number: CN214773056U
Application number: CN202120220229.1U
Authority: CN
Inventors: 王飞; 翟玉新; 方宏伟; 张晓刚; 刘枫
Original assignee: China Railway Construction Group Co Ltd; China Railway Construction Group Architecture Development Co Ltd
Current assignee: China Railway Construction Group Co Ltd; China Railway Construction Group Architecture Development Co Ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-19
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a novel backfill material agitated vessel, including agitator, cement jar, liquid admixture jar first, liquid admixture jar second, water pitcher, liquid admixture counter, water gauge, cement counter, base stock hopper, base stock weighing hopper, solid admixture fill, solid admixture counter, conveyor belt, screw conveyer subpump, screw conveyer master pump, sewage circulating pump, plus dosage liquid pipe. The height of the whole equipment is reduced, the height of the cement tank is reduced, the length of the cement spiral conveying is shortened, the height of the base material hopper is reduced, the length of the base material conveying belt is shortened, and the length of the equipment is reduced on the whole. The floor area of the improved equipment is reduced by more than 50% compared with the floor area of the existing equipment; the metering mode of the additive is improved, so that the metering error of the powder external agent with the single dosage more than 5kg is not more than 3%, and the metering error of the powder external agent with the single dosage less than 1kg is not more than 3%.

Description

Novel backfill material agitated vessel

Technical Field

The utility model relates to an agitated vessel specifically is a novel backfill material agitated vessel, belongs to geotechnical engineering technical field.

Background

The novel building backfill material is a research hotspot in the field of geotechnical engineering in recent years. At present, most of the existing backfill material stirring equipment is replaced by small concrete stirring stations, the small concrete stirring stations occupy large areas and have high requirements on construction site space, the equipment height is about 7 meters generally, the equipment is complex to disassemble and assemble, and the backfill material stirring equipment is not suitable for backfill material production with short production period and high transition frequency.

The conventional backfill material stirring equipment still adopts a concrete stirring station for metering the admixture, the metering precision is not high, the stirring uniformity of the backfill material is poor, and the stirring quality is difficult to ensure.

Based on this, this application provides a novel backfill material agitated vessel.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be applicable to novel backfill material stirring technology for the solution problem just, area is little, transition easy dismounting, the higher novel backfill material agitated vessel of admixture measurement accuracy.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a novel backfill material stirring device comprises a stirrer, a cement tank, a liquid additive tank, a water tank and a base material hopper; the stirrer and the cement tank are fixedly erected on the ground through supporting legs respectively, a cement meter is arranged above the stirrer, cement in the cement tank is conveyed to the cement meter through a conveyor and then enters the stirrer, a liquid additive tank and a water tank are arranged on one side of the stirrer, the liquid additive tank comprises a first liquid additive tank and a second liquid additive tank, the output ends of the first liquid additive tank and the second liquid additive tank are connected with the top end of the stirrer through a conveying pipeline, the conveying pipelines between the first liquid additive tank and the second liquid additive tank and the stirrer are provided with liquid additive meters, the output end of the water tank is connected with the top end of the stirrer through a conveying pipeline, and the conveying pipeline between the water tank and the stirrer is provided with a water meter, and a base material hopper and a solid additive hopper are arranged on the other side of the stirrer, and the base material hopper and the solid additive hopper add materials into the stirrer through the base material metering hopper.

As a further aspect of the present invention: the stirrer, the cement tank and the base material hopper are arranged in a split mode, and the base materials in the base material hopper are conveyed into the stirrer through a conveying belt.

As a further aspect of the present invention: the solid admixture bucket is used when the single dosage of the solid admixture is more than 5kg, the solid admixture filled into the solid admixture bucket is conveyed to the solid admixture meter by the screw conveyor and then enters the base material metering bucket, and the solid admixture is firstly pumped by the screw conveyor master pump of the screw conveyor and then is pumped by the screw conveyor slave pump of the screw conveyor.

As a further aspect of the present invention: the liquid additive tank is used when the single dosage of the solid external agent is less than 1kg, and the powdery external agent is added into water to be prepared into solution or turbid liquid with the water for adding.

As a further aspect of the present invention: and sewage circulating pumps are arranged in the No. one liquid additive tank and the No. two liquid additive tanks.

As a further aspect of the present invention: and the outer sides of the liquid additive tank I and the liquid additive tank II are respectively provided with an external dosage liquid pipe.

The utility model has the advantages that: this novel backfill material agitated vessel reasonable in design makes the holistic high reduction of equipment, and then has reduced the upright jar height of cement jar, has shortened cement auger delivery's length, and the height of base stock hopper also reduces thereupon simultaneously, and base stock conveyer length shortens, has reduced the length of equipment on the whole. The floor area of the improved equipment is reduced by more than 50% compared with the floor area of the existing equipment; by improving the metering mode of the additive, the metering error of the external powder agent with the single dosage more than 5kg is not more than 3 percent, and the metering error of the external powder agent with the single dosage less than 1kg is not more than 3 percent.

Drawings

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

FIG. 2 is a schematic view of the structure of the solid admixture of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of a No. one liquid additive tank of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the liquid additive tank of the present invention.

In the figure: 1. the concrete mixing device comprises a stirrer, a cement tank, a liquid additive tank No. 2, a cement tank No. 3, a liquid additive tank No. 4, a liquid additive tank No. 2, a water tank No. 5, a water tank 6, a liquid additive meter, a water meter, a cement meter, a base material hopper 9, a base material hopper 10, a base material metering hopper 11, a solid additive hopper 12, a solid additive meter, a conveying belt 13, a conveying belt 14, a screw conveyor subpump 15, a screw conveyor master pump 16, a sewage circulating pump 17 and an external dosage liquid pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a novel backfill material stirring device comprises a stirrer 1, a cement tank 2, a liquid additive tank, a water tank 5 and a base material hopper 9; the stirrer 1 and the cement tank 2 are fixedly erected on the ground through supporting legs respectively, a cement meter 8 is arranged above the stirrer 1, cement in the cement tank 2 is conveyed to the cement meter 8 through a conveyor and then enters the stirrer 1, a liquid additive tank and a water tank 5 are arranged on one side of the stirrer 1, the liquid additive tank comprises a No. I liquid additive tank 3 and a No. II liquid additive tank 4, the output ends of the No. I liquid additive tank 3 and the No. II liquid additive tank 4 are connected with the top end of the stirrer 1 through a conveying pipeline, liquid additive meters 6 are arranged on the conveying pipelines between the No. I liquid additive tank 3, the No. II liquid additive tank 4 and the stirrer 1, the output end of the water tank 5 is connected with the top end of the stirrer 1 through a conveying pipeline, and a water meter 7 is arranged on a conveying pipeline between the water tank 5 and the stirrer 1, a base material hopper 9 and a solid additive hopper 11 are arranged on the other side of the stirrer 1, and the base material hopper 9 and the solid additive hopper 11 both add materials into the stirrer 1 through a base material metering hopper 10.

The embodiment of the utility model provides an in, agitator 1, cement jar 2 and base material hopper 9 adopt split type setting, and the base material in the base material hopper 9 is carried to agitator 1 in via conveyor belt 13, makes the holistic high decline of this equipment, and then can make belt length shorten, makes things convenient for loader or excavator material loading.

The embodiment of the utility model provides an in, solid admixture hopper 11 uses when solid admixture single use is greater than 5kg, and pack into solid admixture in the solid admixture hopper 11 and enter into in the matrix weighing hopper 10 after conveying to solid admixture counter 12 via screw conveyer, and carry out the pump sending by screw conveyer's screw conveyer master pump 15 earlier, carry out the pump sending by screw conveyer's screw conveyer sub-pump 14 again, can reduce screw conveyer's material loading error.

The embodiment of the utility model provides an in, liquid admixture jar uses when solid external agent single quantity is less than 1kg, adopts and adds the extrapouting agent aquatic, adds the use after preparing solution or turbid liquid with water, reduces the metering error of extrapouting agent.

In the embodiment of the utility model, all install sewage circulating pump 16 in liquid admixture jar 3 No. 1 and the liquid admixture jar 4 No. 2, make admixture and water intensive mixing even.

In the embodiment of the present invention, the external additive liquid pipe 17 is installed outside the liquid additive tank 3 and the liquid additive tank 4, so as to calculate the usage amount of the mixed solution in the tank.

The working principle is as follows: when the novel backfill material stirring device is used, the liquid additive tank is filled with water about 0.6m before production every time³And 25kg of powdery additive used in small mixing amount is poured in, and a sewage circulating pump 16 of a liquid additive tank is started to fully and uniformly mix the additive and water. During production, the dosage of the powdery additive is measured by measuring the dosage of the mixed solution according to the mixing ratio of the additive and water, so that the single-time measurement weight is improved, and the measurement error of the powdery additive is greatly reduced by the way.

Before every second production, the solid admixture hopper 11 is filled with powdery admixture with a single dosage of more than 5 kg. During production, the materials are fed through the screw conveyor, after a control room batching instruction is sent out, the screw conveyor master pump 15 of the screw conveyor works firstly, the materials are fed to 90-95% of the total dosage, then the screw conveyor master pump 15 stops working, the screw conveyor slave pump 14 starts working, and the materials are supplemented to the dosage of the formula. In this way, the feeding error of the screw conveyor can be reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel backfill material stirring device comprises a stirrer (1), a cement tank (2), a liquid additive tank, a water tank (5) and a base material hopper (9); the method is characterized in that: the stirrer (1) and the cement tank (2) are fixedly erected on the ground through supporting legs respectively, a cement meter (8) is arranged above the stirrer (1), cement in the cement tank (2) is conveyed to the cement meter (8) through a conveyor and then enters the stirrer (1), a liquid additive tank and a water tank (5) are arranged on one side of the stirrer (1), the liquid additive tank comprises a first liquid additive tank (3) and a second liquid additive tank (4), the output ends of the first liquid additive tank (3) and the second liquid additive tank (4) are connected with the top end of the stirrer (1) through a conveying pipeline, and a liquid additive meter (6) is arranged on the conveying pipeline between the first liquid additive tank (3) and the second liquid additive tank (4) and the stirrer (1), be connected through pipeline between the output of water pitcher (5) and the top of agitator (1), just be provided with water gauge (7) on the pipeline between water pitcher (5) and agitator (1), the opposite side of agitator (1) is provided with base material hopper (9) and solid admixture fill (11), base material hopper (9) and solid admixture fill (11) all add the material in to agitator (1) through base material weighing hopper (10).

2. The novel backfill material mixing device according to claim 1, characterized in that: stirrer (1), cement jar (2) and base material hopper (9) adopt split type setting, and the base material in base material hopper (9) is carried to stirrer (1) in via conveyor belt (13).

3. The novel backfill material mixing device according to claim 1 or 2, characterized by: the solid admixture hopper (11) is used when the single dosage of the solid admixture is more than 5kg, the solid admixture filled in the solid admixture hopper (11) is conveyed to the solid admixture meter (12) by the screw conveyor and then enters the base material metering hopper (10), and the solid admixture is firstly pumped by the screw conveyor master pump (15) of the screw conveyor and then is pumped by the screw conveyor slave pump (14) of the screw conveyor.

4. The novel backfill material mixing device according to claim 1, characterized in that: and sewage circulating pumps (16) are respectively arranged in the No. one liquid additive tank (3) and the No. two liquid additive tanks (4).

5. The novel backfill material mixing device according to claim 1, characterized in that: and the outer sides of the liquid additive tank (3) and the liquid additive tank (4) are respectively provided with an external additive liquid pipe (17).