CN209580078U - A kind of micro- foam air entraining device for ready-mixed concrete production - Google Patents
A kind of micro- foam air entraining device for ready-mixed concrete production Download PDFInfo
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- CN209580078U CN209580078U CN201822129800.XU CN201822129800U CN209580078U CN 209580078 U CN209580078 U CN 209580078U CN 201822129800 U CN201822129800 U CN 201822129800U CN 209580078 U CN209580078 U CN 209580078U
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Abstract
The utility model discloses a kind of micro- foam air entraining devices for ready-mixed concrete production comprising for store air entraining agent storage tank, with the concrete mixer storing tank connected foamed system and connect with the foamed system；The foamed system include with the tank connected high-pressure hydraulic pump of the storing, the foam device being connect with the high-pressure hydraulic pump and the air compressor being connect with the foam device, the air compressor and the high-pressure hydraulic pump are connection relationship arranged side by side.Air entraining agent can be foamed into advance the fine foam of required expansion ratio by micro- foam air entraining device, then the fine foam is introduced into the desired amount in concrete mixer and is mixed with other materials, and ready-mixed concrete is made.In this way, the air content of ready-mixed concrete can be controlled in the reasonable scope, it is also ensured that the Air Bubble Size introduced in ready-mixed concrete is uniform to be evenly distributed, and improves the working performance of ready-mixed concrete, promotes the mechanical property and endurance quality of maturing.
Description
Technical field
The utility model relates to a kind of ready-mixed concrete production equipment more particularly to it is a kind of for ready-mixed concrete production
Micro- foam air entraining device.
Background technique
Ready-mixed concrete refers to by cement, gathers materials, water and components such as additive, mineral admixture for mixing as needed
By a certain percentage, mixing plant through metering, sell after mixing and using transport vehicle, be transported to place to use at the appointed time
Concrete mix.Ready-mixed concrete is used as commodity selling more, therefore also referred to as commerical ready-mixed concrete.In recent years, with ready-mixed concrete
The rapid development of industry, ready-mixed concrete market reach its maturity, and the quality and year output of ready-mixed concrete are also improving year by year
And increase.
Air entraining agent is that ready-mixed concrete produces one of common additive, it is to improve ready-mixed concrete and easy
Property, water-retaining property and cohesiveness, improve concrete flowability, introduce during mixing and stirring in concrete mix and be largely uniformly distributed
, closure and stable micro-bubble.However, being typically all at present using in concrete diminishing for the application method of air entraining agent
The chemical method of air entraining agent is directly added into agent.There are many problems, such as bubble for the ready-mixed concrete of this application method production
It is unevenly distributed, Air Bubble Size is different, and ready-mixed concrete mass defect is larger, pumpability is poor, inclined so as to cause concrete strength
The problems such as low, influences concrete engineering quality.In addition concrete raw material is very in short supply due to environmental grounds, sandstone clay content
Height, chemistry of concrete bleed become more difficult, become the technical bottleneck in concrete production.
For this purpose, the utility model provides a kind of micro- foam air entraining device for ready-mixed concrete production, this causes device energy
Air entraining agent is foamed into fine foam by mechanical means, is then re-introduced into concrete premixing.In this way, can be by premixing coagulation
The air content control of soil in the reasonable scope, ensures that Air Bubble Size is uniform, is evenly distributed, be effectively improved ready-mixed concrete
Working performance, to promote the mechanical property and endurance quality of maturing.
Utility model content
Utility model aims to solve above-mentioned shortcoming and defect existing in the prior art, provide a kind of for pre-
Micro- foam air entraining device of mixed concrete production.
To solve its technical problem, the technology employed by the present utility model is
It is a kind of for ready-mixed concrete production micro- foam air entraining device comprising for store air entraining agent storage tank, with
The concrete mixer storing tank connected foamed system and connect with the foamed system；The foamed system includes
Connect with the tank connected high-pressure hydraulic pump of the storing, the foam device being connect with the high-pressure hydraulic pump and with the foam device
The air compressor connect, the air compressor and the high-pressure hydraulic pump are connection relationship arranged side by side.
Further, the foamed system further includes PLC controller, and the PLC controller controls the high-pressure hydraulic pump, sky
Air compressor and foam device work.
Further, the foamed system further includes being set to determine between the foam device and the concrete mixer
Amount controller, the quantitative controller are also connect with the PLC controller.
Further, the foamed system further includes set on the flow control between the storage tank and the high-pressure hydraulic pump
Device, the flow controller are also connect with the PLC controller.
Further, the PLC controller is equipped with electrical control panels.
Further, the PLC controller is also connect with far-end computer.
The working principle of micro- foam air entraining device are as follows: ready-mixed concrete produce when, by cement, admixture, aggregate (including
Sand and stone), other additives (foam stabilizer, water-reducing agent etc.) and water etc. is added in concrete mixer, and air entraining agent stored
In the storage tank.Then technological parameter, PLC are set in PLC controller by far-end computer or electrical control panels
Controller works according to the process parameter control foamed system of setting.Start the foamed system, the high-pressure hydraulic pump is from described
Appropriate air entraining agent is pumped in storage tank into the foam device, meanwhile, the air compressor is defeated into the foam device
Send appropriate air.The foam device introduces air into air entraining agent, so that air entraining agent is foamed into fine foam.Then
The foam to have foamed is introduced into the concrete mixer by the foam device, and then makes foam and the concrete mixer
In cement, admixture, aggregate, other additives and water etc. be mixed, ready-mixed concrete is made.Quantitative controller is to foam
Conveying capacity be monitored and to PLC controller feedback information, when the foam device is conveyed into the concrete mixer
Foam when reaching predetermined amount, PLC controller controls the foam device and stops working.Conveying of the flow controller to air entraining agent
Amount is monitored and to PLC controller feedback information, when the air entraining agent that the high-pressure hydraulic pump is pumped from the storage tank reaches
When predetermined amount, PLC controller controls the high-pressure hydraulic pump and stops working.
Compared with prior art, the utility model has the following beneficial effects: the intelligence of micro- foam air entraining device described in the utility model
Degree height can be changed, the technological parameter of foamed system can be set by electrical control panels or far-end computer, it can be achieved that long-range control
System.Air entraining agent can be foamed into advance the fine foam of required expansion ratio by micro- foam air entraining device by mechanical means, so
The fine foam is introduced into the desired amount in concrete mixer again afterwards and is mixed with other materials, premixing coagulation is made
Soil.Micro- foam air entraining device can control the air content of ready-mixed concrete in the reasonable scope, it is also ensured that ready-mixed concrete
The Air Bubble Size of middle introducing is uniform, is evenly distributed, and effectively improves the working performance of ready-mixed concrete, improves maturing
Mechanical property and endurance quality.
Detailed description of the invention
The structural schematic diagram of micro- foam air entraining device of Fig. 1 the utility model embodiment 1.
In figure, storage tank 1, foamed system 2, concrete mixer 3, high-pressure hydraulic pump 4, foam device 5, air compressor 6,
PLC controller 7, quantitative controller 8, flow controller 9, electrical control panels 10, far-end computer 11.
Specific embodiment
Embodiment 1
The present embodiment provides a kind of micro- foam air entraining devices for ready-mixed concrete production, as shown in Figure 1, micro- foam draws
Device of air includes for storing the storage tank 1 of air entraining agent, the foamed system 2 connecting with storage tank 1 and connecting with foamed system 2
Concrete mixer 3.Specifically, foamed system 2 includes the high-pressure hydraulic pump 4 connecting with storage tank 1, connect with high-pressure hydraulic pump 4
Foam device 5 and the air compressor 6 that is connect with foam device 5, air compressor 6 be to connect side by side with high-pressure hydraulic pump 4
Relationship.The power of the used high-pressure hydraulic pump 4 of the present embodiment is 1.5KW；The operating pressure of air compressor 6 is 0.2~0.8MPa,
Power is 1.5KW, volume flow 0.7m3/min。
Meanwhile foamed system 2 further includes PLC controller 7, which controls high-pressure hydraulic pump 4, air compressor 6
And foam device 5 works.
In addition, foamed system 2 further includes the quantitative controller 8 being set between foam device 5 and concrete mixer 3, with
And the flow controller 9 between storage tank 1 and high-pressure hydraulic pump 4；Quantitative controller 8 and flow controller 9 are controlled with PLC
Device 7 connects.
More specifically, PLC controller 7 is equipped with electrical control panels 10, and PLC controller 7 is also connect with far-end computer 11.
The working principle of micro- foam air entraining device of the present embodiment are as follows: when ready-mixed concrete produces, by cement, admixture, bone
Expect in the addition concrete mixer such as (including sand and stone), other additives (foam stabilizer, water-reducing agent etc.) and water, and by bleed
Agent is stored in storage tank.Then technological parameter is set in PLC controller by far-end computer or electrical control panels,
PLC controller works according to the process parameter control foamed system of setting.Start foamed system, high-pressure hydraulic pump is pumped from storage tank
Take appropriate air entraining agent into foam device, meanwhile, air compressor conveys appropriate air into foam device.Foam device will be empty
Gas is introduced into air entraining agent, so that air entraining agent is foamed into fine foam.Then foam device introduces the foam to have foamed
In concrete mixer, and then make cement, admixture, aggregate, other additives and the water etc. in foam and concrete mixer
It is mixed, ready-mixed concrete is made.Quantitative controller is monitored the conveying capacity of foam and to PLC controller feedback letter
Breath, when the foam that foam device is conveyed into concrete mixer reaches predetermined amount, PLC controller controls foam device and stops
Work.Flow controller is monitored the conveying capacity of air entraining agent and to PLC controller feedback information, when high-pressure hydraulic pump is from storing
When the air entraining agent pumped in tank reaches predetermined amount, PLC controller control high-pressure hydraulic pump stops working.
Embodiment 2
Ready-mixed concrete is produced using micro- foam air entraining device of embodiment 1, air entraining agent is commercially available preferable colophonium pyrolytic polymer
Class air entraining agent.2 kilograms of air entraining agents of every cubic meter C30 concrete, expansion ratio are 45 times, expansion rate 120L/min, air compressor
Pressure is not less than 0.7MPa, and 3 cubic meter of concrete blender half a minute inputted 6 kilograms of fine foams.
The initial slump of the C30 concrete of production be 220cm, divergence be 560 × 560mm, air content 6.5%,
Workability is good；After one hour, the slump of C30 concrete is 210cm, and divergence is 550 × 540mm, and air content is
5.5%, workability is good, and workability does not lose substantially.
Embodiment 3
Ready-mixed concrete is produced using micro- foam air entraining device of embodiment 1, air entraining agent is commercially available preferable colophonium pyrolytic polymer
Class air entraining agent.2 kilograms of air entraining agents of every cubic meter C30 concrete, expansion ratio are 35 times, expansion rate 60L/min, air compressor pressure
Power is not less than 0.7MPa, and 3 cubic meter of concrete blender half a minute inputted 6 kilograms of fine foams.
The initial slump of the C30 concrete of production be 220cm, divergence be 550 × 560mm, air content 7.1%,
Workability is good；After one hour, the slump of C30 concrete is 210cm, and divergence is 530 × 520mm, and air content is
5.8%, workability is good, and workability does not lose substantially.
Comparative example 1
Using conventionally produced ready-mixed concrete, air entraining agent is directly added into concrete mixer together with other materials
In, air entraining agent is commercially available preferable colophonium pyrolytic polymer class air entraining agent.
The initial slump of the C30 concrete of production be 220cm, divergence be 550 × 540mm, air content 4.5%,
Workability is good；After one hour, the slump of C30 concrete is 190cm, and divergence is 430 × 420mm, and air content is
3.1%, workability is deteriorated, and loss of working performance is larger.
It can be seen that from the result of above-described embodiment 2, embodiment 3 and comparative example 1, micro- foam bleed dress of the embodiment of the present invention 1
The problem of can effectively solve existing ready-mixed concrete production is set, air entraining agent can be passed through machinery by micro- foam air entraining device
Method is foamed into the fine foam of required expansion ratio in advance, and the fine foam is then introduced concrete stirring in the desired amount again
It is mixed in machine with other materials, ready-mixed concrete is made.The working performance of ready-mixed concrete is effectively improved, is promoted
The mechanical property and endurance quality of maturing.The intelligence degree of micro- foam air entraining device is high, can pass through electronics control
The technological parameter of panel or far-end computer setting foamed system processed is, it can be achieved that long-range control.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model rather than to this realities
With the limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, this field it is common
It will be appreciated by the skilled person that can be with the technical solution of the present invention is modified or equivalently replaced, without departing from this reality
With the spirit and scope of new technique scheme.
Claims (6)
1. a kind of micro- foam air entraining device for ready-mixed concrete production, it is characterised in that: including the storage for storing air entraining agent
Batch can, with the concrete mixer storing tank connected foamed system and connect with the foamed system；The foaming
System include with the tank connected high-pressure hydraulic pump of the storing, the foam device being connect with the high-pressure hydraulic pump and with the hair
The air compressor of bulb apparatus connection, the air compressor and the high-pressure hydraulic pump are connection relationship arranged side by side.
2. micro- foam air entraining device as described in claim 1, it is characterised in that: the foamed system further includes PLC controller, institute
It states PLC controller and controls the high-pressure hydraulic pump, air compressor and foam device work.
3. micro- foam air entraining device as claimed in claim 2, it is characterised in that: the foamed system further includes being set to the foaming
Quantitative controller between device and the concrete mixer, the quantitative controller are also connect with the PLC controller.
4. micro- foam air entraining device as claimed in claim 3, it is characterised in that: the foamed system further includes being set to the storing
Flow controller between tank and the high-pressure hydraulic pump, the flow controller are also connect with the PLC controller.
5. such as the described in any item micro- foam air entraining devices of claim 2~4, it is characterised in that: the PLC controller is equipped with electronics
Control panel.
6. micro- foam air entraining device as claimed in claim 5, it is characterised in that: the PLC controller also connects with far-end computer
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129800.XU CN209580078U (en) | 2018-12-18 | 2018-12-18 | A kind of micro- foam air entraining device for ready-mixed concrete production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129800.XU CN209580078U (en) | 2018-12-18 | 2018-12-18 | A kind of micro- foam air entraining device for ready-mixed concrete production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209580078U true CN209580078U (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822129800.XU Active CN209580078U (en) | 2018-12-18 | 2018-12-18 | A kind of micro- foam air entraining device for ready-mixed concrete production |
Country Status (1)
| Country | Link |
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| CN (1) | CN209580078U (en) |
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2018
- 2018-12-18 CN CN201822129800.XU patent/CN209580078U/en active Active
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