CN215362961U

CN215362961U - Concrete air-exhausting filling machine

Info

Publication number: CN215362961U
Application number: CN202121395917.8U
Authority: CN
Inventors: 卢国林; 郑辉; 黄艺辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-31
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a concrete exhaust filling machine, which comprises an exhaust discharge tank and a feed hopper; the exhaust discharge tank is provided with an accommodating cavity with an upward opening, and the bottom of the exhaust discharge tank is provided with a discharge hole communicated with the accommodating cavity; this feeder hopper is fixed with exhaust ejection of compact jar seal installation, and the feeder hopper has an opening feeding chamber up, and during the lower extreme of feeder hopper stretched into the holding chamber from the upper end opening in holding chamber, the feed opening in intercommunication feeding chamber was seted up to the bottom of feeder hopper, and feed opening department is provided with the valve. Set up exhaust ejection of compact jar and feeder hopper through the cooperation to be provided with the valve in feed opening department, in the use, utilize concrete slurry's self sealss performance, through the control to the valve, realize the continuous operation target that can exhaust and fill, brought the facility for the production operation.

Description

Concrete air-exhausting filling machine

Technical Field

The utility model relates to the technical field of filling machines, in particular to a concrete exhaust filling machine.

Background

As a building material, the concrete is cheap, high in quality and excellent in performance, so that the concrete is widely applied to municipal, traffic, civil engineering, water conservancy and other building engineering, and the production technology is continuously developed.

The concrete production process and technology are mainly embodied in five aspects of batching, stirring, conveying, pouring and maintaining. In recent years, ultra-high performance concrete (UHPC for short) also called reactive powder concrete (RPC for short) is widely concerned by people and is applied to a certain degree, the compressive strength can reach more than 200Mpa, the tensile strength can reach more than 20Mpa, and the ultra-high performance concrete has good mechanical properties. Because the ultra-high performance concrete is mainly formed by stirring various powder materials and steel fibers, the powder particles absorb a large amount of air in the stirring and pouring process due to the characteristics of large specific surface area, large surface activity and the like of the powder particles, and the ultra-high performance concrete is compact because the air cannot be removed by adopting the traditional concrete vibrating method.

At present, the physical property of the surface of microscopic particles of powder material is improved abroad, and at the same time, two methods of eliminating bubbles by using an additive are adopted to eliminate bubbles, and the concept of self-compacting concrete is introduced, so that the requirement of certain compactness can be met, and the high-quality ultrahigh-performance concrete can be produced.

At present, in order to obtain a satisfactory test effect, a scientific research institution which is practical in China can only adopt a method of importing a mixture to meet the requirements of no air bubbles and no vibration in the production process of the ultrahigh-performance concrete.

In China, a plurality of people always seek a solution in the aspect of equipment, and a mixer is sealed, various concrete raw materials are put into the mixer, then the mixer is vacuumized and stirred, so that a good exhaust effect can be achieved, but the requirements are difficult to meet when the mixer is produced on site in large scale. And a vacuum exhaust tank which can not continuously feed and discharge materials and can not be used in engineering practice.

Therefore, there is a need to develop a solution to the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a concrete air-discharging pouring machine, which can achieve the continuous operation of air-discharging pouring.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a concrete exhaust perfusion machine comprises an exhaust discharge tank and a feed hopper; the exhaust discharge tank is provided with an accommodating cavity with an upward opening, and the bottom of the exhaust discharge tank is provided with a discharge hole communicated with the accommodating cavity; this feeder hopper is fixed with exhaust ejection of compact jar seal installation, and the feeder hopper has an opening feeding chamber up, and during the lower extreme of feeder hopper stretched into the holding chamber from the upper end opening in holding chamber, the feed opening in intercommunication feeding chamber was seted up to the bottom of feeder hopper, and feed opening department is provided with the valve.

Preferably, the outer side surface of the exhaust discharge tank is provided with a first flange, the outer side surface of the feed hopper is provided with a second flange, and the second flange is overlapped on the first flange and is fixedly connected through bolts or a clamping piece which is convenient to assemble and disassemble quickly.

Preferably, the feed hopper is connected with the exhaust discharge tank through a high-pressure cooker type rotary buckle type connection or an anchor ear type connection.

Preferably, the feed hopper and the exhaust discharge tank are both made of steel.

Preferably, the valve is a plate valve or a ball valve.

Preferably, the bottom of the feed hopper is provided with a bottom plate, the feed opening is formed in the bottom plate, the valve comprises a sliding plate and an inserting plate, the sliding plate can be movably arranged right below the bottom plate up and down through a plurality of bolts, and each bolt is sleeved with a spring for promoting the sliding plate to move upwards; the inserting plate can horizontally and movably abut against the sliding plate back and forth and is positioned between the bottom plate and the sliding plate, a through hole matched with the feed opening is formed in the inserting plate, and the through hole is staggered or opposite to the feed opening along with the movement of the inserting plate.

Preferably, the slide plate is divided into two parts which are arranged at the left and the right.

Preferably, the exhaust discharge tank is provided with a control rod through a sealing element, one end of the control rod extends into the accommodating cavity to be connected with the inserting plate, and the other end of the control rod extends out of the accommodating cavity.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:

set up exhaust ejection of compact jar and feeder hopper through the cooperation to be provided with the valve in feed opening department, in the use, utilize concrete slurry's self sealss performance, through the control to the valve, realize the continuous operation target that can exhaust and fill, brought the facility for the production operation.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1 is an exploded cross-sectional view of a preferred embodiment of the present invention;

FIG. 2 is an enlarged front view of the valve in the preferred embodiment of the present invention;

FIG. 3 is an enlarged side view of the valve in the preferred embodiment of the utility model;

FIG. 4 is a top view of the base plate in the preferred embodiment of the present invention;

fig. 5 is a top view of the interposer in the preferred embodiment of the present invention.

The attached drawings indicate the following:

10. exhaust discharge tank 11 and accommodating cavity

12. Discharge port 13 and first flange

20. Feed hopper 21, feed chamber

22. Feed opening 23, second flange

24. Bottom plate 30 and valve

31. Slide plate 32 and plug board

33. Bolt 34, spring

301. Through hole 41 and seal

42. Control rod

Detailed Description

Referring to fig. 1 to 5, the structure of the preferred embodiment of the present invention is shown, which includes an exhaust gas discharge tank 10 and a feed hopper 20.

The exhaust discharge tank 10 is provided with an accommodating cavity 11 with an upward opening, and the bottom of the exhaust discharge tank 10 is provided with a discharge hole 12 communicated with the accommodating cavity 11; in the present embodiment, the first flange 13 is provided on the outer side surface of the exhaust gas discharge tank 10, and the exhaust gas discharge tank 10 is made of steel, and may be made of other materials satisfying the stress requirement.

This feeder hopper 20 is fixed with exhaust ejection of compact jar 10 seal installation, and feeder hopper 20 has a feeding chamber 21 that opening is up, and during the lower extreme of feeder hopper 20 stretched into holding chamber 11 from the upper end opening in holding chamber 11, feed opening 22 of intercommunication feeding chamber 21 was seted up to the bottom of feeder hopper 20, and feed opening 22 department is provided with valve 30. In this embodiment, the feeding hopper 20 is made of steel, and may be made of other materials meeting the stress requirement; the outer side surface of the feeding hopper 20 is provided with a second flange 23, the second flange 23 is overlapped on the first flange 13 and is connected and fixed through a bolt (not shown), of course, the feeding hopper 20 and the exhaust discharge tank 10 can also be connected and fixed through a high pressure cooker type rotary buckle type connection or a hoop type connection, and also can be connected and fixed through a clamping piece which is convenient and quick to assemble and disassemble,

the valve 30 is a plate-inserting valve or a ball valve, specifically, the bottom of the feed hopper 20 is provided with a bottom plate 24, the feed opening 22 is opened on the bottom plate 24, the valve 30 comprises a sliding plate 31 and an inserting plate 32, the sliding plate 31 is movably mounted under the bottom plate 24 up and down through a plurality of bolts 33, and each bolt 33 is sleeved with a spring 34 for promoting the sliding plate 31 to move upwards; the inserting plate 32 can horizontally and movably abut against the sliding plate 31 back and forth and is positioned between the bottom plate 24 and the sliding plate 31, a through hole 301 matched with the feed opening 22 is formed in the inserting plate 32, the through hole 301 moves along with the inserting plate 32 and is staggered or opposite to the feed opening 22, the shape and the size of the through hole 301 are the same as those of the feed opening 22, and the sliding plates 31 are two in left-right separated arrangement; and a control rod 42 is installed on the exhaust discharge tank 10 through a sealing element 41, one end of the control rod 42 extends into the accommodating cavity 11 to be connected with the inserting plate 32, and the other end of the control rod 42 extends out of the accommodating cavity 11.

Detailed description the working principle of the present embodiment is as follows:

the stirred concrete slurry falls into the feeding cavity 21 of the feeding hopper 20 and keeps a certain height, and no air enters the exhaust discharge tank 10 during working or the air volume entering the exhaust discharge tank is far smaller than the displacement by utilizing the sealing effect of the concrete slurry in the discharge opening 22, so that the air is discharged during the falling process of the concrete slurry, and the problem of air bubbles in the concrete slurry is fundamentally solved. The other function of the exhaust discharge tank 10 is to compress air for feeding, after the vacuum air extraction valve is closed, the high-pressure air valve is opened, and the high-pressure air sends out the concrete slurry in the exhaust discharge tank 10. If the two exhaust discharge tanks 10 are connected in parallel, a linkage control valve 30 can be added, and continuous feeding operation can be realized. And the discharge port 12 of the exhaust discharge tank 10 is connected with a conveying device, so that continuous production can be realized.

In addition, the liquid level of the concrete slurry in the exhaust discharge tank 10 is measured by a floating ball method, a floating ball (not shown) penetrates through the tank wall through a rope, the tail ends of the floating ball and the rope are weighted, and when the liquid level changes, the liquid level can be directly reflected outside the tank body. In addition, the utility model can also be connected with an automatic control system (not shown), the automatic control system consists of a communication module, a triggering part and a control module, the communication module is connected with an air compressor, a vacuum pump and a valve of the machine, the control module is respectively and electrically connected with the air compressor, the vacuum pump, a pneumatic valve structure and the communication module, the triggering part is in signal connection with the communication module and used for triggering the pneumatic valve to open feeding through the triggering part, the communication module receives a paddle material liquid level change signal and transmits the paddle material liquid level change signal to the control module, and the control module controls the floating ball to rise and fall so as to complete vacuum air suction, exhaust, feeding and material conveying control of the machine.

The design key points of the utility model are as follows: set up exhaust ejection of compact jar and feeder hopper through the cooperation to be provided with the valve in feed opening department, in the use, utilize concrete slurry's self sealss performance, through the control to the valve, realize the continuous operation target that can exhaust and fill, brought the facility for the production operation.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides a concrete air exhaust casting machine which characterized in that: comprises an exhaust discharge tank and a feed hopper; the exhaust discharge tank is provided with an accommodating cavity with an upward opening, and the bottom of the exhaust discharge tank is provided with a discharge hole communicated with the accommodating cavity; this feeder hopper is fixed with exhaust ejection of compact jar seal installation, and the feeder hopper has an opening feeding chamber up, and during the lower extreme of feeder hopper stretched into the holding chamber from the upper end opening in holding chamber, the feed opening in intercommunication feeding chamber was seted up to the bottom of feeder hopper, and feed opening department is provided with the valve.

2. The concrete air displacement casting machine of claim 1, wherein: the lateral surface of the exhaust discharge tank is provided with a first flange, the lateral surface of the feed hopper is provided with a second flange, and the second flange is overlapped on the first flange and is fixedly connected through a bolt or a clamping piece which is convenient and quick to assemble and disassemble.

3. The concrete air displacement casting machine of claim 1, wherein: the feed hopper is connected with the exhaust discharge tank through a high-pressure cooker type rotary buckle type connection or an anchor ear type connection.

4. The concrete air displacement casting machine of claim 1, wherein: the feed hopper and the exhaust discharge tank are made of steel.

5. The concrete air displacement casting machine of claim 1, wherein: the valve is a plug-in plate valve or a ball valve.

6. The concrete air displacement casting machine of claim 5, wherein: the bottom of the feed hopper is provided with a bottom plate, the feed opening is formed in the bottom plate, the valve comprises a sliding plate and a plug board, the sliding plate can be movably arranged under the bottom plate up and down through a plurality of bolts, and each bolt is sleeved with a spring for promoting the sliding plate to move upwards; the inserting plate can horizontally and movably abut against the sliding plate back and forth and is positioned between the bottom plate and the sliding plate, a through hole matched with the feed opening is formed in the inserting plate, and the through hole is staggered or opposite to the feed opening along with the movement of the inserting plate.

7. The concrete air displacement casting machine of claim 6, wherein: the slide plates are arranged on the left side and the right side separately.

8. The concrete air displacement casting machine of claim 6, wherein: the exhaust discharge tank is provided with a control rod through a sealing element, one end of the control rod extends into the accommodating cavity to be connected with the inserting plate, and the other end of the control rod extends out of the accommodating cavity.