CN208305376U - Concrete mixer is anti-to wrap up in axle construction - Google Patents
Concrete mixer is anti-to wrap up in axle construction Download PDFInfo
- Publication number
- CN208305376U CN208305376U CN201820889015.1U CN201820889015U CN208305376U CN 208305376 U CN208305376 U CN 208305376U CN 201820889015 U CN201820889015 U CN 201820889015U CN 208305376 U CN208305376 U CN 208305376U
- Authority
- CN
- China
- Prior art keywords
- water
- pressure
- wash tub
- agitating shaft
- mixing bowl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
Prevent wrapping up in axle construction the utility model discloses a kind of concrete mixer；A mixing bowl including blender, a wash tub pipe is equipped with above every agitating shaft of a mixing bowl, interval is equipped with multiple spray heads on each wash tub pipe, the agitating shaft of the equal face in the center of the water spraying direction of each spray head below, the sprinkling zone of each spray head forms conical region from top to bottom, and the angle α which is located at two buses in same vertical cross-section is 65 ± 2 degree；A mixing bowl is externally provided with flush water pump, and the water outlet of flush water pump connects each wash tub pipe by outlet pipe；Flush water pump is connected with electric control gear；Outlet pipe is equipped with pressure water tank, and pressure water tank is equipped with pressure sensor；The operating pressure of pressure water tank is 0.33 ± 0.03MPa.The utility model, which makes to wrap up in axis phenomenon to compare, was greatly reduced 75% in the past, and stirring efficiency is obviously improved, and electricity consumption, labour cost, maintenance fitter expense and mechanical fitting maintenance expense have been saved.
Description
Technical field
The utility model relates to the anti-axle construction and anti-wrapped up in of technical field of concrete construction more particularly to concrete mixer
Wrap up in axis method.
Background technique
In recent years, ready-mixed concrete is commonly used in town and country.Currently, Zhengzhou City's main city zone shares ready-mixed concrete enterprise
150, there is serious the phenomenon that supply exceed demand in market, and each ready-mixed concrete enterprise profit is low thin, and industry competition is fierce.Pass through drop
This synergy promotes the important channel that competitiveness has become Business survival and development.
Currently, in process of production, blender production efficiency is lower, can only achieve the 75% of design production capacity, use cost compared with
Height, and influence the supply of concrete.Production efficiency is low to cause mixing time extension, equipment attrition greatly and power consumption increase, dimension
It is high to repair maintenance frequency, labour cost increase.
The factor for influencing concrete mixer production efficiency is more, as transport vehicle is slow in place, rate of feeding is slow, operation is too late
When etc..But according to finding after applicant fabric study, it is the guiding principle sexual factor for influencing production efficiency that sizing, which wraps up in axis, to concrete
The come into force influence of efficiency of blender is more than the sum of other all factors, and the accounting in total influence factor is more than 60%.
In the past, concrete mixer wrapped up in the reason of axis phenomenon and does not obtain particular study.Applicant is by creating
Journal of Sex Research, finds and summarizes concrete mixer to wrap up in a variety of causes of axis phenomenon, and has distinguished main cause and secondary
Reason targetedly devises the anti-technical solution for wrapping up in axis.
In the past, wash tub pipe was passed through a mixing bowl on the direction perpendicular to agitating shaft, and wash tub pipe is located above agitating shaft,
The opening direction of wash tub pipe is horizontal direction, and flushing water falls in non-percussion above agitating shaft from top to bottom and carries out on agitating shaft
It rinses, and hydraulic pressure is not higher than 0.18MPa.
Utility model content
The purpose of this utility model is to provide a kind of concrete mixers for preventing to wrap up in axis phenomenon to prevent wrapping up in axle construction.
To achieve the above object, the concrete mixer of the utility model is anti-wraps up in a mixing bowl that axle construction includes blender,
Two agitating shafts are equipped in same level spacing side by side in a mixing bowl, are equipped with helical mixing blade on every agitating shaft；
A wash tub pipe is equipped with above every agitating shaft, interval is equipped with multiple spray heads on each wash tub pipe, respectively
The agitating shaft of the equal face in the center of the water spraying direction of spray head below, the sprinkling zone of each spray head form tapered zone from top to bottom
Domain, the angle α which is located at two buses in same vertical cross-section is 65 ± 2 degree；
A mixing bowl is externally provided with flush water pump, and the water inlet of flush water pump is connected with external water source, and flush water pump goes out
The mouth of a river connects each wash tub pipe by outlet pipe；Flush water pump is connected with electric control gear and controls start and stop by electric control gear；It is described
Outlet pipe is equipped with pressure water tank, and pressure water tank is equipped with pressure sensor, the electric control gear of pressure sensor and flush water pump
It is connected；The operating pressure of pressure water tank is 0.33 ± 0.03MPa.
The spray head is water economizer, and the mounting means of water economizer is any one of following two mode:
1. wash tub pipe is equipped with mounting hole, water economizer is directly installed at the mounting hole of wash tub pipe；
2. water economizer is mounted in connecting tube, connecting tube is connected on wash tub pipe.
The electric control gear is manual switch or single-chip microcontroller or integrated circuit.
The pressure water tank is equipped with pressure gauge, and a mixing bowl axial sides outer wall is equipped with vibration device.
The utility model has the advantage that
It wraps up in axle construction using the concrete mixer of the utility model is anti-and is prevented after wrapping up in axis method accordingly, wrap up in axis phenomenon phase
75% is greatly reduced more in the past, a previous concrete mixer is averagely wrapped up in axis phenomenon 4 times, using the utility model
Every monthly average occurs to wrap up in axis phenomenon 1 time after technical solution, and the stirring efficiency of concrete mixer is obviously improved, every disk coagulation
The mixing time of soil was down to 45 seconds by 50 seconds, had saved electricity consumption.Agitating shaft clearing times are reduced, and have saved labour cost.Together
When also a save maintenance fitter expense and mechanical fitting maintenance expense.Through counting, saves within blender trial operation three months for one and take
With amounting to 16364 yuan, so that the utility model has apparent economic value, it is worth large-scale promotion application.The expense of saving
In, the calculation method of the electricity charge are as follows:
One production line installed power 320KW produces 260 disks daily, energy saving are as follows: 320*(50-45) * 260/3600
=115.6KW/ days, every kilowatt of electricity charge are 0.9 yuan, and 90 days economize on electricity expenses are 115.6*0.9*90=9364 member.
Wherein, the cleaning up cost of a concrete mixer 90 days manual cleaning agitating shaft saved is 2250 yuan, is saved
1000 yuan of machine maintenance expense, 3750 yuan of accessory maintenance expense for saving replacement mixing arm (wraps up in single-deck concrete after axis phenomenon is reduced to stir
Time shortening is mixed, mixing arm abrasion is reduced).
Angle α is 65 ± 2 degree；This angle can guarantee to be flushed to the agitating shaft dead angle not flushed in the past, to stirring
Axis rinse without dead angle.After promoting flushing pressure to 0.33 ± 0.03MPa, the utility model can will be adhered on agitating shaft
Most materials rinse.Although flushing pressure is further promoted, better flushing effect, increased punching can be played
It is extremely limited to wash effect, while increasing pump energy consumption, the requirement to components such as spray heads is also tightened up, thus from cost analysis
For, it is uneconomic for further increasing flushing pressure.
It is studied by inventor, in the past since the powder release time is partially early.It is longer that aggregate launches path, into stirring
The time for mixing a mixing bowl of machine is later than concrete powder.Since concrete powder is introduced into a mixing bowl, part powder is direct
It falls on agitating shaft, contacts to be formed with the cement mortar on agitating shaft and wrap up in axis, this is to lead to one of the main reason for wrapping up in axis phenomenon.
This method first adds aggregate to add concrete powder again, wraps up in axis caused by avoiding powder from contacting with the cement mortar on agitating shaft
Phenomenon.Through testing, after mix-order adjustment, concrete mix is stirred evenly, and no powder rolls into a ball phenomenon, is sticked to mixed on agitating shaft
Solidifying soil is greatly decreased.
Water velocity increases rear impact enhancing, plays better flushing effect.After water flow reduces, the pressure of same capacity
Power water tank can support the flushing of longer time, play the role of saving water resource.
Detailed description of the invention
Fig. 1 is the anti-schematic illustration for wrapping up in axle construction of concrete mixer；
Fig. 2 is the arrangement schematic diagram of agitating shaft and wash tub pipe in concrete mixer；
Fig. 3 is the schematic top plan view of Fig. 2；
Fig. 4 is that a left side of Fig. 2 shows schematic diagram；
Fig. 5 is mounting structure schematic diagram of the spray head using spray head and wash tub pipe when water economizer；
Fig. 6 is the schematic illustration of electric control gear control flush water pump.
Specific embodiment
As shown in Figures 1 to 6, the concrete mixer of the utility model is anti-wraps up in a mixing bowl 1 that axle construction includes blender,
Two agitating shafts 2 are equipped in same level spacing side by side in a mixing bowl 1, are equipped with helical mixing blade on every agitating shaft 2
3；
A wash tub pipe 4 is equipped with above every agitating shaft 2, interval is equipped with multiple spray heads on each wash tub pipe 4
5, the agitating shaft 2 of the equal face in center of the water spraying direction of each spray head 5 below, the sprinkling zone of each spray head 5 is formed from top to bottom
Conical region, the angle α which is located at two buses in same vertical cross-section is 65 ± 2 degree；This angle can
Guarantee is flushed to 2 dead angle of agitating shaft not flushed in the past, rinse without dead angle to agitating shaft 2.
A mixing bowl 1 is externally provided with flush water pump 6, and (such as municipal tap water is supplied water for the water inlet of flush water pump 6 and external water source
Pipe network) it is connected, the water outlet of flush water pump 6 connects each wash tub pipe 4 by outlet pipe 7；Flush water pump 6 is connected with automatically controlled dress
It sets 8 and start and stop is controlled by electric control gear 8；The outlet pipe 7 is equipped with pressure water tank 9, and pressure water tank 9 is equipped with pressure sensor
10, pressure sensor 10 is connected with the electric control gear 8 of flush water pump 6；The operating pressure of pressure water tank 9 be 0.33 ±
0.03MPa.After promoting flushing pressure, the utility model can rinse the most materials adhered on agitating shaft 2.
The spray head 5 is water economizer, and the mounting means of water economizer is any one of following two mode:
1. wash tub pipe 4 is equipped with mounting hole, water economizer is directly installed at the mounting hole of wash tub pipe 4；
2. water economizer is mounted in connecting tube 13, connecting tube 13 is connected on wash tub pipe 4.
The JT-5004P type water economizer that the water economizer preferably uses Jin Tu sensing sanitary appliance factory to produce.
The electric control gear 8 is manual switch or single-chip microcontroller or integrated circuit.
The pressure water tank 9 is equipped with pressure gauge 11.Artificial observation irrigation pressure is convenient in the setting of pressure gauge 11.It is described
1 axial sides outer wall of a mixing bowl is equipped with vibration device, such as cam vibration device.The setting of vibration device can make a mixing bowl
Vibration is generated at work, while can be shaken in equipment cleaning, is avoided to be manually entered and is beaten the problem of being cleared up, mentions
High cleaning efficiency, to further prevent wrapping up in axis phenomenon.Vibration device is conventional equipment, not shown.
The invention also discloses using above-mentioned concrete mixer to prevent that wrapping up in the anti-of axle construction wraps up in axis method, by following step
It is rapid to carry out:
First is when material being added in a mixing bowl 1 to concrete mixer, to add again after aggregate is added
Enter concrete powder；
It is studied by inventor, in the past since the powder release time is partially early.It is longer that aggregate launches path, into stirring
The time for mixing a mixing bowl 1 of machine is later than concrete powder.Since concrete powder is introduced into a mixing bowl 1, part powder is straight
It connects and falls on agitating shaft 2, contact to be formed with the cement mortar on agitating shaft 2 and wrap up in axis, this is to lead to the main reason for wrapping up in axis phenomenon
One of.This method first adds aggregate to add concrete powder again, and avoiding powder from contacting with the cement mortar on agitating shaft 2 causes
Wrap up in axis phenomenon.Through testing, after mix-order adjustment, concrete mix is stirred evenly, and no powder rolls into a ball phenomenon, is sticked to agitating shaft
Concrete on 2 is greatly decreased.
Second is during concrete mixer works normally, at interval of 2 hours, to rinse an agitating shaft 2；Concrete mixer
Downtime is more than that an agitating shaft 2 is rinsed after 30 minutes；
The method for rinsing an agitating shaft 2 is: opening flush water pump 6, the hydraulic pressure at pressure water tank 9 is promoted to
Flush water pump 6 is closed after 0.36MPa；Hydraulic pressure at pressure water tank 9 opens flush water pump 6 when being lower than 0.3MPa, by pressure water tank 9
The hydraulic pressure at place is maintained at 0.33 ± 0.03MPa；
High pressure water reaches each spray head 5 by outlet pipe 7 and wash tub pipe 4, and each spray head 5 is sprayed water downwards, the water spray of each spray head 5
Agitating shaft 2 is covered everywhere in region, clean without dead angle to agitating shaft 2.
The spray head 5 is water economizer；After pressure rise to 0.36MPa at pressure water tank 9, flush water pump 6 is closed, is being pressed
Under pressure effect at power water tank 9, the water in pressure water tank 9 continues through spray head 5 and sprays and be rinsed to agitating shaft 2；Section
Hydrophone reduces water flow and improves the flow velocity of water.
Water velocity increases rear impact enhancing, plays better flushing effect.After water flow reduces, the pressure of same capacity
Power water tank 9 can support the flushing of longer time, play the role of saving water resource.
When material being added in a mixing bowl 1 to concrete mixer, agitating shaft 2 is avoided in the direction that feeds intake.
It is studied through inventor, feeds intake in the past and do not avoid agitating shaft 2, be a secondary cause for wrapping up in axis phenomenon.It feeds intake
Agitating shaft 2 is avoided, helps to be reduced or avoided and wraps up in axis phenomenon.
The slump detection of concrete used in concrete mixer is less than or equal to 5S.Here S refers to the vigorous consistency of dimension.It is mixed
Water needed for injection is stirred into a mixing bowl 1 again after solidifying soil powder is put into a mixing bowl 4 seconds.
It is studied through inventor, previous water filling is a secondary cause for wrapping up in axis phenomenon too early.Concrete powder investment
A mixing bowl fills the water again after 1 four seconds, adds aggregate and powder before water to disperse substantially, is not in the agglomerating phenomenon of powder, helps to subtract
Less or avoid wrapping up in axis phenomenon.Water injection time control is mixing and stirring the 3/4 of total time, is also holding before effectively preventing mixing apparatus discharging
Continuous plus water forms the effect of breaking up to mixture, causes to mix and stir uneven, the underproof phenomenon generation of mixture quality.
Under water pump halted state, the time needed for dropping to 0MPa as 0.36MPa at pressure water tank is controlled in every disk coagulation
3/4ths of the mixing time of soil.
Before feeding intake in a mixing bowl 1 to concrete mixer, aggregate sunshade during storage is stored.
Previous aggregate during storage, sunlight can direct irradiation aggregate, moisture evaporation causes
Water content ratio of aggregate variation, so that production becomes unstable.Aggregate is stored in sunshade, and the evaporation of aggregate moisture can be greatly reduced
Amount, keeps production process more stable.The clay content of sand used in concrete stirring is less than or equal to 3%.
Above embodiments are only to illustrate rather than limit the technical solution of the utility model, although referring to above-described embodiment pair
The utility model is described in detail, those skilled in the art should understand that: still can to the utility model into
Row modification or equivalent replacement should all without departing from any modification or partial replacement of the spirit and scope of the utility model
Cover in the scope of the claims of the utility model.
Claims (4)
1. concrete mixer is anti-to wrap up in axle construction, a mixing bowl including blender, in same level spacing side by side in a mixing bowl
Equipped with two agitating shafts, helical mixing blade is equipped on every agitating shaft；
It is characterized by:
A wash tub pipe is equipped with above every agitating shaft, interval is equipped with multiple spray heads, each spray head on each wash tub pipe
Water spraying direction the equal face in center agitating shaft below, the sprinkling zone of each spray head forms conical region from top to bottom, should
The angle α that conical region is located at two buses in same vertical cross-section is 65 ± 2 degree；
A mixing bowl is externally provided with flush water pump, and the water inlet of flush water pump is connected with external water source, the water outlet of flush water pump
Each wash tub pipe is connected by outlet pipe；Flush water pump is connected with electric control gear and controls start and stop by electric control gear；The water outlet
Pipe is equipped with pressure water tank, and pressure water tank is equipped with pressure sensor, and pressure sensor is connected with the electric control gear of flush water pump
It connects；The operating pressure of pressure water tank is 0.33 ± 0.03MPa.
2. concrete mixer according to claim 1 is anti-to wrap up in axle construction, it is characterised in that: the spray head is water economizer,
The mounting means of water economizer is any one of following two mode:
1. wash tub pipe is equipped with mounting hole, water economizer is directly installed at the mounting hole of wash tub pipe；
2. water economizer is mounted in connecting tube, connecting tube is connected on wash tub pipe.
3. concrete mixer according to claim 1 is anti-to wrap up in axle construction, it is characterised in that: the electric control gear is manual
Switch or single-chip microcontroller or integrated circuit.
4. concrete mixer according to any one of claim 1 to 3 is anti-to wrap up in axle construction, it is characterised in that: the pressure
Power water tank is equipped with pressure gauge, and a mixing bowl axial sides outer wall is equipped with vibration device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820889015.1U CN208305376U (en) | 2018-06-08 | 2018-06-08 | Concrete mixer is anti-to wrap up in axle construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820889015.1U CN208305376U (en) | 2018-06-08 | 2018-06-08 | Concrete mixer is anti-to wrap up in axle construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208305376U true CN208305376U (en) | 2019-01-01 |
Family
ID=64709246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820889015.1U Active CN208305376U (en) | 2018-06-08 | 2018-06-08 | Concrete mixer is anti-to wrap up in axle construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208305376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839232A (en) * | 2018-06-08 | 2018-11-20 | 郑州市市政工程总公司 | Concrete mixer is anti-to be wrapped up in axle construction and prevents wrapping up in axis method |
-
2018
- 2018-06-08 CN CN201820889015.1U patent/CN208305376U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108839232A (en) * | 2018-06-08 | 2018-11-20 | 郑州市市政工程总公司 | Concrete mixer is anti-to be wrapped up in axle construction and prevents wrapping up in axis method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207102393U (en) | It is a kind of to be used for the intense agitation device that magma slurry is processed of weaving | |
| CN208197181U (en) | A kind of easy cleaning concrete central mix plant with detachable hairbrush | |
| CN107199634B (en) | A kind of power plant construction concrete central mix plant | |
| CN208305376U (en) | Concrete mixer is anti-to wrap up in axle construction | |
| CN209615961U (en) | A kind of concrete mixer | |
| CN212666384U (en) | Cement agitating unit for housing construction | |
| CN108839232A (en) | Concrete mixer is anti-to be wrapped up in axle construction and prevents wrapping up in axis method | |
| CN207998320U (en) | A kind of stone cleaning device convenient for charging | |
| CN214773006U (en) | Recycled concrete mixer | |
| CN214235238U (en) | Concrete washs and divides sand device | |
| CN212919905U (en) | Agitating unit for commodity concrete | |
| CN209832178U (en) | Concrete mixing equipment with internal cleaning function | |
| CN209714835U (en) | For producing the cleaning device of feed | |
| CN209378827U (en) | A kind of comprehensive agitating device of recycled aggregate preparation | |
| CN209663198U (en) | A kind of building materials processing powder agitating device | |
| CN208554022U (en) | A kind of planting edible mushroom raw material mixing plant | |
| CN216400074U (en) | Aggregate mixing device for constructional engineering | |
| CN209036730U (en) | A kind of highway bridge concrete central mix plant | |
| CN215086726U (en) | A compounding device for soil restoration usefulness | |
| CN219190706U (en) | Energy-saving construction device for building | |
| CN210732833U (en) | Portable concrete mixing device | |
| CN220450577U (en) | Novel spray defoaming device for open type headbox | |
| CN219597325U (en) | Back flushing mechanism of grinder filter screen | |
| CN217752063U (en) | Aerated concrete material agitating unit | |
| CN218393633U (en) | Wetting agent synthesis kettle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |