CN211221413U

CN211221413U - Low-dosage concrete admixture feeding device

Info

Publication number: CN211221413U
Application number: CN201921984495.0U
Authority: CN
Inventors: 韩兴军; 宋天德
Original assignee: Chengdu Xinhao Dingsheng Building Materials Co ltd
Current assignee: Chengdu Xinhao Dingsheng Building Materials Co ltd
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-08-11
Anticipated expiration: 2029-11-16

Abstract

The utility model discloses a low dosage concrete admixture feeding device relates to the concrete mixing field, aims at solving the additive that needs to change or the manual reinforced container that changes the material receiving pipe intercommunication in the reinforced container of intercommunication material receiving pipe, leads to using the problem inconvenient relatively, and its technical scheme main points are: including reinforced mechanism, reinforced mechanism includes the intermediate tank body, the intermediate tank body intercommunication has material receiving pipe and filling tube, the vertical use of material receiving pipe and its top are provided with mounting bracket and reinforced switching mechanism, reinforced switching mechanism is including rotating around self center pin and connecting in the carousel of mounting bracket and set up a plurality of injection tubes on the carousel, and is a plurality of the injection tube distributes and its discharge gate intercommunication has the discharging pipe along circumference around the outer of carousel, the discharging pipe just pierces through the carousel towards the extension of the intermediate tank body, the last mouth of pipe that connects the material receiving pipe is located a plurality of discharging pipe's distribution line under. The utility model discloses can make the process of adding the admixture relatively simple and convenient.

Description

Low-dosage concrete admixture feeding device

Technical Field

The utility model relates to a concrete mixing field, more specifically says that it relates to a low dosage concrete admixture feeding device.

Background

The concrete admixture is a chemical substance which is added in the process of stirring the concrete, accounts for less than 5 percent of the mass of the cement and can obviously improve the performance of the concrete. With the continuous progress of science and technology, the method is increasingly applied due to the characteristics of multiple varieties, small mixing amount, less investment, quick effect and obvious technical and economic benefits. Conventionally, the addition of the admixture is usually manually added, which causes inaccurate addition of the admixture and causes the problems of excessive or insufficient admixture, thereby affecting the quality of concrete.

Aiming at the problems, the Chinese patent with the publication number of CN205326002U discloses a low-dosage concrete admixture feeding device, which comprises a washing mechanism and a feeding mechanism, and has the technical key points that: the flushing mechanism comprises a clean water tank, a metering pump, a first flow control valve, a first spraying device and a second spraying device, the clean water tank is provided with a water inlet and a water outlet, the water outlet is sequentially connected with the metering pump, the first flow control valve, the first spraying device and the second spraying device, and the first spraying device is connected with the second spraying device in parallel; the feeding mechanism comprises a feeding tank, a material receiving pipe and an accurate metering device, the feeding tank is provided with a feeding port and a discharging port, the material receiving pipe is fixedly connected with the accurate metering device, the feeding port is connected with the lower portion of the accurate metering device, and the discharging port is connected with a second flow control valve pipeline.

According to the technical scheme, the addition amount of the additive is controlled by installing the accurate metering device on the material receiving pipe, so that the quality of the subsequently processed concrete can be improved, but when the concrete is used, if a plurality of additives are required to be added, the problems are solved: the material that needs in the reinforced container to intercommunication material receiving pipe is changed or the reinforced container of manual change material receiving pipe intercommunication, leads to using inconvenient relatively, consequently the utility model provides a new technical scheme solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low volume of mixing concrete admixture feeding device uses the device for the process of adding the admixture is simple and convenient relatively.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a low volume of mixing concrete admixture feeding device, includes reinforced mechanism, reinforced mechanism includes the intermediate tank body, the fixed and intercommunication of intermediate tank body has material receiving pipe and filling tube, the vertical use of material receiving pipe and its top are provided with mounting bracket and reinforced switching mechanism, reinforced switching mechanism includes to rotate around self center pin and connects in the carousel of mounting bracket and set up a plurality of injection tubes on the carousel, and is a plurality of the injection tube encircles the outer circumference distribution of carousel of following and its discharge gate intercommunication has the blowing pipe, the blowing pipe extends and pierces through the carousel towards the intermediate tank body, the last nozzle that material receiving pipe is located a plurality of blowing pipes under the distribution line.

By adopting the technical scheme, various additives or water are mixed by arranging the intermediate tank body; the rotary table is provided with a plurality of injection tubes, and the feeding switching mechanism rotates around the central shaft of the rotary table, so that different additives can be conveniently and quickly replaced by only rotating the rotary table; the upper pipe orifice of the material receiving pipe is coaxial with the discharging pipe, so that the additive is added more quickly, and the additive directly falls into the material receiving pipe from the discharging pipe.

The utility model discloses further set up to: the mounting bracket comprises a clamping ring, the end of the clamping ring after being cut off is U-shaped, the opening of the clamping ring faces one side of the ring center, and the side edge of the rotary disc is clamped into the U-shaped opening of the clamping ring.

Through adopting above-mentioned technical scheme, set up the snap ring on the outer edge of carousel, go into the U opening of snap ring with the side card of carousel for carousel work is more stable, guarantees the smoothness of whole admixture addition process.

The utility model discloses further set up to: an electric cylinder is fixed on the injection tube, and a cylinder body of the electric cylinder is fixed on the injection tube and a telescopic rod is coaxially fixed on a piston of the injection tube.

By adopting the technical scheme, the electric cylinder is fixedly arranged on the injection tube to push the piston in the injection tube to compress towards the bottom of the injection tube, so that the additive is pushed out; at the moment, the addition amount of the additive can be controlled by controlling the feeding amount of the electric cylinder by a worker, so that the use effect is relatively better.

The utility model discloses further set up to: the discharging pipe is coaxially inserted into the material receiving pipe, the material receiving pipe is connected to the intermediate tank body in a sliding mode, the sliding direction of the material receiving pipe is parallel to the central axis, and the lifting electric cylinder used for driving the material receiving pipe is fixed to the intermediate tank body.

By adopting the technical scheme, the discharging pipe is coaxially inserted into the receiving pipe, so that the additive is prevented from being omitted when passing through the discharging pipe; the material receiving pipe is connected with the middle can in a sliding mode, and the material receiving pipe can move in the vertical direction through the lifting electric cylinder fixed on the middle can body.

The utility model discloses further set up to: the end opening of the material receiving pipe facing the material discharging pipe is inverted in a splayed shape.

By adopting the technical scheme, the material discharging pipe can be conveniently inserted into the material receiving pipe.

The utility model discloses further set up to: the wall surface of the middle tank body facing the rotary table is provided with a collecting tank, one side of the collecting tank facing the rotary table is provided with an opening, and the wall surface of the collecting tank is fixed with a liquid guide pipe extending out of the outer wall of the middle tank body.

By adopting the technical scheme, the collecting tank is arranged on the intermediate tank body, so that mixtures such as additives falling from the upper side of the collecting tank can be collected conveniently, and the liquid guide pipe is arranged on the wall of the tank, so that the mixtures collected by the collecting tank can be discharged conveniently.

The utility model discloses further set up to: the low-dosage concrete admixture feeding device also comprises a motor for driving the turntable to rotate.

Through adopting above-mentioned technical scheme, rotate through setting up motor drive carousel, reach the purpose of changing the injection tube that is equipped with different admixtures.

The utility model discloses further set up to: the low-dosage concrete admixture feeding device further comprises a convenient material supplementing mechanism, the convenient material supplementing mechanism comprises a transverse electric cylinder and a material nozzle fixed at the telescopic rod end of the transverse electric cylinder, a material supplementing pipe communicated with the inner cavity of the injection cylinder is fixed on the outer wall of the injection cylinder, the moving path of the material supplementing pipe feeding port is located on the moving path of the material nozzle, and the material nozzle is matched with a material discharging pipe and the feeding port is communicated with a material.

By adopting the technical scheme, the feeding mode is mechanized and accurate by arranging the feeding structure with the optimized structure; utilize horizontal electric jar, and set up the moving path of feed supplement pipe import and material mouth in same axis department for the addition process of feed supplement is more accurate, omits the admixture when can not causing the addition material.

The utility model discloses further set up to: the low-dosage concrete admixture feeding device further comprises a washing mechanism, the washing mechanism comprises a water pipe and a plurality of spray heads, the water pipe is communicated with a water source, the water pipe extends into the intermediate tank body and is positioned at the upper part of the inner cavity of the intermediate tank body, and the spray heads are fixed at one section of the water pipe extending into the intermediate tank body and are communicated with the water pipe.

Through adopting above-mentioned technical scheme, set up and wash the mechanism, mix in the intermediate tank body, stretch into the water pipe that has the shower nozzle in the inner chamber of the intermediate tank body, when adding the additive, use washing unit to spray water evenly to under the effect of washing the mechanism, the additive that will adhere to on the inner wall of the intermediate tank body washes out totally.

To sum up, the utility model discloses following beneficial effect has: the intermediate tank body sets up the material receiving pipe, and the material receiving pipe top sets up the carousel, and a plurality of injection tubes of circumference distribution utilize the motor to drive the carousel on the carousel, switch and the injection tube of material receiving pipe intercommunication, different admixtures are saved in each injection tube, thereby the utility model discloses it is convenient relatively to add different admixtures.

Drawings

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

fig. 2 is a cross-sectional view a-a of fig. 1.

In the figure: 1. a flushing mechanism; 11. a spray head; 12. a water pipe; 2. a feeding mechanism; 21. a middle tank body; 211. collecting tank; 212. a catheter; 22. a material receiving pipe; 221. a cross bar; 23. a feed tube; 231. a discharge valve; 3. a mounting frame; 31. a snap ring; 32. a connecting rod; 4. a turntable; 5. an injection tube; 51. an electric cylinder; 61. a material supplementing pipe; 62. discharging the material pipe; 63. a one-way valve; 7. a lifting electric cylinder; 8. a motor; 9. a convenient material supplementing mechanism; 91. a transverse electric cylinder; 92. a material nozzle.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A low-dosage concrete admixture feeding device is shown in figures 1 and 2 and comprises a feeding mechanism 2 and a washing mechanism 1, wherein the feeding mechanism 2 comprises a middle tank body 21, the middle tank body 21 is vertically arranged, and an inner cavity of the middle tank body is of an upper opening structure and is fixedly covered with an adaptive end cover through bolts; a material receiving pipe 22 communicated with the inner cavity of the intermediate tank body 21 is arranged at the upper part of the intermediate tank body, a feeding pipe 23 communicated with the inner cavity of the intermediate tank body is fixedly arranged at the lower part of the intermediate tank body, and an adaptive discharging valve 231 is arranged on the feeding pipe 23; the flushing mechanism 1 comprises a plurality of spray heads 11 located in an intermediate tank 21.

The worker adds the admixture into the intermediate tank 21 through the material receiving pipe 22, then adds water into the intermediate tank 21 through the spray head 11 or washes the inner wall of the intermediate tank 21, and controls whether to add the admixture to the concrete or not through the control of the discharge valve 231.

Referring to fig. 1, for making things convenient for the staff to do the interpolation to multiple admixture, the utility model discloses still including reinforced switching mechanism, reinforced switching mechanism is located the top of the pans 21, is provided with mounting bracket 3 for its installation, and mounting bracket 3 includes snap ring 31 and the many connecting rods 32 that are fixed in snap ring 31, and wherein horizontal and longitudinal section end is the U form when snap ring 31 uses, and its U form opening is towards the centre of a ring side. In use, the link 32 is secured to the roof of a room to secure the mounting 3.

Referring to fig. 1, the charging switching mechanism includes a rotary plate 4, the rotary plate 4 is fitted with a snap ring 31, and a side edge thereof is snapped into a U-shaped opening of the snap ring 31. A plurality of vertically arranged injection tubes 5 are uniformly fixed on the upper part of the rotary table 4 in the circumferential direction, a feeding tube 61 communicated with the inner cavity of the injection tube 5 is fixed on the outer wall of the injection tube 5, and a discharging tube 62 is fixedly communicated with the discharging hole of the injection tube, wherein the discharging tube 62 vertically penetrates through the rotary table 4. The take-off 22 on the tundish 21 is located directly below the circumferential distribution line of the plurality of bleed pipes 62.

When in use, corresponding additives are respectively added into each injection tube 5; when a certain additive is needed, the rotating disc 4 is driven to rotate, the discharging pipe 62 corresponding to the injection tube 5 moves to the position right above the receiving pipe 22, and then the injection tube 5 is controlled to send out the material. At the moment, different additives are added, and only the rotating disc 4 needs to be rotated for switching, so that the device is relatively convenient and has better use effect.

Referring to fig. 2, the upper cylinder of the syringe 5 fixes the electric cylinder 51, and the electric cylinder 51 extends and retracts vertically and has its telescopic rod end coaxially fixed to the piston of the syringe 5. At this time, the operator can control the expansion amount of the electric cylinder 51 relatively conveniently and accurately to control the additive amount of the admixture.

In order to prevent the materials in the injection tube 5 from leaking out carelessly, the one-way valves 63 are respectively arranged on the material supplementing tube 61 and the material discharging tube 62, and the one-way valve 63 on the material supplementing tube 61 can feed materials into the inner cavity of the injection tube 5; a one-way valve 63 on the discharge tube 62 allows to discharge the material in the syringe 5.

Referring to fig. 1 and 2, in order to ensure the charging effect of the injection tube 5, the discharging tube 62 is coaxially inserted into the receiving tube 22, and at this time, in order to ensure that the rotation effect of the rotary table 4 is not hindered, the receiving tube 22 is vertically penetrated and slidably connected to the upper tube wall of the intermediate tank 21.

A radial cross rod 221 is fixed on the outer wall of the material receiving pipe 22; the upper part of the intermediate tank 21 is fixed with the electric lifting cylinder 7, the cylinder body of the electric lifting cylinder 7 is fixed on the intermediate tank 21, and the telescopic rod is fixed on the cross rod 221 and is vertical. The extension and retraction of the material receiving pipe 22 is relatively more convenient.

Before the rotary disc 4 rotates, the lifting electric cylinder 7 drives the material receiving pipe 22 to move downwards so as to separate from the material discharging pipe 62. The upper end of the receiving pipe 22 is inverted in a shape of a Chinese character 'ba', so that the discharging pipe 62 can be inserted conveniently. The discharge tube 62 may be a hose selected to reduce the problem of damage caused by improper splicing.

Referring to fig. 1, a collecting groove 211 is formed in an upper tank (end cover) of the middle tank 21, and the collecting groove 211 is open at an upper portion and located below a distribution line of the plurality of discharging pipes 62 to collect the dropped materials. The side wall of the collection tank 211 is fixed and communicated with a liquid guide pipe 212, and the liquid guide pipe 212 is transmitted out of the outer wall of the intermediate tank body 21.

Referring to fig. 1, for convenient operation, the utility model discloses still including the motor 8 that is used for driving carousel 4, motor 8 is fixed in connecting rod 32 or room top through the horizontal pole, and it selects gear motor and output shaft to be fixed in the upper portion of carousel 4 through shaft coupling with the center pin.

Referring to fig. 2, in order to conveniently supplement materials to each injection tube 5, a convenient material supplementing mechanism 9 is fixed on a certain connecting rod 32, the convenient material supplementing mechanism 9 comprises a transverse electric cylinder 91 with a cylinder body fixed on the connecting rod 32, a telescopic rod of the transverse electric cylinder 91 is transversely vertical to the injection tube 5, a material nozzle 92 is fixed at the end of the telescopic rod, a feed inlet of the material nozzle 92 is communicated with the materials, and a discharge end is matched with an inner cavity of the material supplementing tube 61; the feed inlet of the feeding pipe 61 is at the same height as the nozzle 92 and can move to the front of the nozzle 92, so that the nozzle 92 can insert the feeding material.

Referring to fig. 2, after the additive enters the intermediate tank 21, the washing mechanism 1 is required to add water and impact the splashed matter on the inner wall of the tank; the flushing mechanism 1 comprises a water pipe 12, the water pipe 12 extends into the intermediate tank body 21, a section of the water pipe 12 arranged in the intermediate tank body 21 is annular, the annular section of the water pipe 12 is positioned at the upper part of the intermediate tank body 21, and the spray head 11 is arranged on the water pipe 12 and communicated with the water pipe 12; the end of the water pipe 12, which is arranged outside the intermediate tank 21, can be communicated with a water pump so as to carry out water adding and flushing work when necessary.

The use process comprises the following steps:

when the admixture needs to be replaced, the motor 8 is started to drive the turntable 4 to rotate, so that the injection tube 5 stops rotating after reaching a designated position; under the pushing of the transverse electric cylinder 91, the discharge end of the material nozzle 92 extends into the inner cavity of the material supplementing pipe 61, the additive is conveyed from the feed inlet of the material nozzle 92, and the additive enters the injection tube 5;

secondly, subsequently turning on an electric cylinder 51, wherein under the action of the electric cylinder 51, the telescopic rod of the electric cylinder pushes a piston of the injection tube 5 forwards to extrude the additive in the injection tube 5 out of the tube, and the additive passes through a one-way valve 63 and then is led into the intermediate tank body 21 through a discharge tube 62 arranged in the material receiving tube 22;

thirdly, under the action of the water pump, the washing mechanism 1 starts to act, the spray head 11 on the water pipe 12 positioned in the inner cavity of the intermediate tank body 21 starts to spray water, and the additive on the inner wall of the intermediate tank body 21 is washed while the additive is mixed;

fourthly, when other additives need to be added, the lifting electric cylinder 7 is opened to drive the material receiving pipe 22 to move downwards, so that the material receiving pipe 22 is separated from the discharging pipe 62, and the rotary table 4 is rotated to start to replace different injection cylinders 5 to be connected with the material receiving pipe 22; when the admixture mixed liquid is mixed uniformly, the discharge valve 231 is opened to lead the admixture to the concrete.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a low volume of mixing concrete admixture feeding device, includes reinforced mechanism (2), reinforced mechanism (2) are including the intermediate tank body (21), the intermediate tank body (21) are fixed and are connected with material receiving pipe (22) and filling tube (23), its characterized in that: connect vertical use of material pipe (22) and its top to be provided with mounting bracket (3) and reinforced switching mechanism, reinforced switching mechanism is including rotating around self center pin and connecting in carousel (4) of mounting bracket (3) and set up a plurality of injection tube (5) on carousel (4), and is a plurality of injection tube (5) are distributed and its discharge gate intercommunication has blowing pipe (62) along circumference around carousel (4) outward, blowing pipe (62) extend and pierce through carousel (4) towards the intermediate tank body (21), the last nozzle that connects material pipe (22) is located a plurality of blowing pipe (62) under the distribution line.

2. The low dosage concrete admixture feeding device according to claim 1, characterized in that: mounting bracket (3) include snap ring (31), the end after snap ring (31) cut off is U form and its opening towards ring heart one side, the U opening of snap ring (31) is gone into to the side card of carousel (4).

3. The low dosage concrete admixture feeding device according to claim 1, characterized in that: an electric cylinder (51) is fixed on the injection tube (5), a cylinder body of the electric cylinder (51) is fixed on the injection tube (5), and an expansion rod is coaxially fixed on a piston of the injection tube (5).

4. The low dosage concrete admixture feeding device according to claim 3, characterized in that: the discharging pipe (62) is coaxially inserted into the material receiving pipe (22), the material receiving pipe (22) is connected to the intermediate tank body (21) in a sliding mode, the sliding direction of the material receiving pipe is parallel to the central axis, and the lifting electric cylinder (7) used for driving the material receiving pipe (22) is fixed on the intermediate tank body (21).

5. The low-dosage concrete admixture feeding device according to claim 4, characterized in that: the material receiving pipe (22) is inverted and shaped like a Chinese character 'ba' towards the end of the material discharging pipe (62).

6. The low dosage concrete admixture feeding device according to claim 1, characterized in that: the wall surface of the middle tank body (21) facing the rotary disc (4) is provided with a collecting groove (211), one side of the collecting groove (211) facing the rotary disc (4) is provided with an opening, and the wall surface of the collecting groove is fixedly provided with a liquid guide pipe (212) extending out of the outer wall of the middle tank body (21).

7. The low dosage concrete admixture feeding device according to claim 1, characterized in that: the device also comprises a motor (8) for driving the rotary disc (4) to rotate.

8. The low dosage concrete admixture feeding device according to claim 1, characterized in that: still include convenient feed supplement mechanism (9), convenient feed supplement mechanism (9) are including horizontal electric jar (91) and are fixed in material mouth (92) of the flexible rod end of horizontal electric jar (91), the outer wall of injection tube (5) is fixed with feed supplement pipe (61) of its inner chamber of intercommunication, the removal route of feed supplement pipe (61) feed inlet is located the removal route of material mouth (92), material mouth (92) adaptation feed supplement pipe (61) and its feed inlet intercommunication have the material.

9. The low dosage concrete admixture feeding device according to claim 1, characterized in that: still including washing mechanism (1), wash water pipe (12) and a plurality of shower nozzle (11) at mechanism (1) including the intercommunication water source, water pipe (12) stretch into the internal portion of the intermediate tank (21) and lie in the intermediate tank (21), shower nozzle (11) are fixed in water pipe (12) and stretch into one section of the intermediate tank (21) and communicate with it.