CN105522650B - A kind of small-sized concrete mixer - Google Patents
A kind of small-sized concrete mixer Download PDFInfo
- Publication number
- CN105522650B CN105522650B CN201510872520.6A CN201510872520A CN105522650B CN 105522650 B CN105522650 B CN 105522650B CN 201510872520 A CN201510872520 A CN 201510872520A CN 105522650 B CN105522650 B CN 105522650B
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- Prior art keywords
- stirring
- countershaft
- agitator
- frame
- small
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0818—Charging or discharging gates or chutes; Sealing means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a kind of small-sized concrete mixer, including：Frame, agitating device, power set and enters water washing device.Cushion pad is set in the frame；The agitating device includes：Agitator, agitating shaft and stirring vane, the agitating shaft includes stirring main shaft and stirring countershaft, multiple stirring countershafts are connected with the stirring main shaft and the 5th stirring countershaft so that the agitating shaft is in sector, and the stirring vane is fixed on the stirring countershaft with horizontal direction in 0 90 degree；It is described enter water washing device include：Water inlet pipe and drive nozzle, in a ring, the circumferencial direction of its part along along the agitator is nested in the inwall of the agitator to the water inlet pipe, the drive nozzle, and it is disposed on the annular water inlet pipe.The small-sized concrete mixer of the present invention has easy cleaning, and stirring efficiency is high, and noise is small, the advantages of service life is long.
Description
Technical field
The present invention relates to a kind of mixer.It is more particularly related to a kind of small-sized concrete mixer.
Background technology
Concrete mixer is that simultaneously mixing, into the machinery of concrete mixture, is water the mixing of cement, sandstone aggregate and water
Special equipment in the industrial productions such as profit, bridge, highway and civil building engineering.With Construction of Highway Traffic and civil buildings
Greatly develop, concrete mixer has obtained rapid development, and with the requirement to construction quality and operating efficiency
Improve constantly, so as to propose higher requirement to mixing plant.
Be made more than commerical ready-mixed concrete in the market using the stirring of large-scale mixer, by equipment manufacturing cost, processing place and
Traffic condition is limited, and large-sized concrete mixer is not particularly suited for middle and small scale building and traffic condition backward areas, and small-sized
Mixer has material and mixes uneven, low intensity, and inefficiency, transport is inconvenient, and noise is big when using and uses the longevity
The problem of ordering short etc. many.Therefore, to solve the above problems, special provide a kind of new technical scheme.
The content of the invention
It is an object of the invention to solve at least the above and/or defect, and provide at least will be described later excellent
Point.
A purpose of the invention is to provide a kind of small-sized concrete mixer, by setting annular water inlet above agitator
Pipe and drive nozzle, the purge valve after the completion of stirring on opening controller, drive nozzle can spray water from different perspectives, to stirring
Machine is cleaned, it is to avoid because of cleaning not in time, concrete setting is sticked on agitator, agitating shaft and stirring vane, causes to stir
The damage of machine consumable accessory is mixed, service life shortens.
A further object of the invention is by the nested cushion pad between the first frame and the second frame, when mixer is used
Certain buffering can be formed to agitator and frame, be conducive to improving the service life of mixer, in addition, mixer is in use, stir
The charging aperture door and discharging opening door mixed on bucket are closed, and agitator is in closed state, can effectively prevent from stirring noise unofficial biography, so that
Reduce noise.
A further object of the invention is the connected mode and stirring vane by changing stirring main shaft and stirring countershaft
Angle, can be prevented effectively from the generation of mixing inefficient zone, improve concrete quality and stirring efficiency.
In order to realize that there is provided a kind of small-sized concrete mixer, bag according to object of the present invention and further advantage
Include,
Frame, it includes：
First frame, it is placed in ground；
Second frame, it is placed in above first frame；
Cushion pad, it is nested in first frame and the second frame junction；
Agitating device, it includes：
Agitator, it includes integrally formed upper part and lower part, and the upper part is in cylinder, and the lower part is in
Hemispherical, the bottom of the agitator is fixed in second frame, and its top side sets charging aperture, its bottom with it is described enter
Material mouth opposite side sets out material mouth；
Agitating shaft, it includes stirring main shaft and stirring countershaft, and the stirring main shaft is vertically arranged in the agitator, its
One end is connected with the agitator top center point so that the agitating shaft is fixed on inside the agitator, wherein, it is described to stir
Countershaft is mixed by the first stirring countershaft, the second stirring countershaft, the 3rd stirring countershaft, the 4th stirring countershaft and the 5th stirring countershaft group
Into the 5th stirring countershaft is in the arc being bent upwards, and its described stirring main shaft of middle part connection, the first stirring countershaft hangs down
Directly it is symmetrical arranged in the stirring main shaft, the second stirring countershaft is arranged in pairs in the described first stirring countershaft and the 5th stirring
So that the agitating shaft is arranged in pairs in the stirring main shaft in sector, the 3rd stirring countershaft and the 4th stirring countershaft between countershaft
Both sides, positioned at the stirring main shaft and it is described 5th stirring countershaft between；
Multiple stirring vanes, the stirring vane is fixed on the stirring countershaft with horizontal direction in 0-90 degree；
Power set, it includes：
Motor, it is fixed on the top at the top of the agitator, and it drives the stirring to lead by belt pulley attachment means
Axle rotates；
Enter water washing device, it includes：
Water inlet pipe, it includes two parts of connection, and Part I is annular, the circumference of its part along along the agitator
Direction is nested in the inwall of the agitator, and Part II is yi word pattern, and its one end is connected with the Part I, and the other end is worn
Go out the outer wall and ft connection of the agitator, the other end of Part II is provided with control valve and flowmeter；
Multiple drive nozzles, it is disposed on the Part I.
Preferably, the stirring vane includes the first stirring vane, the second stirring vane and the 3rd stirring vane, described
First stirring vane is horizontally fixed on the second stirring countershaft；Second stirring vane is with horizontal direction in 45 degree of fixations
On the described 3rd stirring countershaft and the 4th stirring countershaft；3rd stirring vane is fixed on institute perpendicular to horizontal direction
State on the 5th stirring countershaft.
Preferably, the water inlet pipe Part I sets 6-18 drive nozzle.
Preferably, the drive nozzle and horizontal direction are in 15-75 degree.
Preferably, the discharging opening sets out material mouth door, and the discharging opening door edge sets elastic sealing strip, the discharging opening
Door one end is hinged on stirring bottom of the barrel, and the other end is fixed on agitator by hand-operated valve.
Preferably, provided with charging aperture door above the charging aperture, the charging aperture door hinge is connected at the top of agitator.
Preferably, decelerator is provided between the belt pulley attachment means and the stirring main shaft.
Preferably, controller is provided with inside first frame upper end, its surface is provided with control panel, the chain of command
Plate is provided with first switch and second switch, and the first switch controls the motor operation by controller, and described second opens
Pass controls the control valve to be turned on and off by controller, and the control panel is aobvious provided with the display flowmeter flow
Display screen.
The present invention at least includes following beneficial effect：
Annular water inlet pipe and drive nozzle, the control after the completion of stirring on opening controller are set the first, above agitator
Threshold switch processed, drive nozzle can be sprayed water from different perspectives, and mixer is cleaned, it is to avoid because of cleaning not in time, concrete
Solidification, is sticked on agitator, agitating shaft and stirring vane, causes mixer consumable accessory to damage, and service life shortens.
Secondth, the nested cushion pad between the first frame and the second frame, can be to agitator and frame shape when mixer is used
Into certain buffering, be conducive to improving the service life of mixer.
3rd, on agitator set charging aperture door and discharging opening door, mixer in use, on agitator charging aperture door
Closed with discharging opening door, agitator is in closed state, can effectively prevent from stirring noise unofficial biography, reduction stirring noise.
4th, change stirring main shaft and stir the connected mode of countershaft and the angle of stirring vane, can be prevented effectively from and stir
The generation in poorly efficient area is mixed, concrete quality and stirring efficiency is improved.
5th, elastic sealing strip is set at discharging opening door edge, leakage in stirring or cleaning process can be prevented, it is ensured that concrete
Each component proportion speed.
6th, controller is set inside the first frame upper end, by being controlled on the operation of controller controlled motor and water inlet pipe
Being turned on and off for valve, facilitates operative, is additionally provided with flow indication screen on control surface controller plate in addition, can accurately control to add
Water.
Other advantages, target and the feature of the present invention embodies part by following explanation, and part will also pass through this hair
Bright research and practice and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is that the present invention enters water washing device structural representation.
Wherein, the 1, first frame, the 2, second frame, 3, cushion pad, 4, agitator, 5, stirring main shaft, the 6, first stirring is secondary
Axle, the 7, second stirring countershaft, the 8, the 3rd stirring countershaft, the 9, the 4th stirring countershaft, the 10, the 5th stirring countershaft, 11, water inlet pipe, 12,
Drive nozzle, 13, motor, 14, belt pulley attachment means, 15, decelerator, the 16, first stirring vane, the 17, second stirring vane,
18th, the 3rd stirring vane, 19, charging aperture door, 20, discharging opening door, 21, hand-operated valve, 22, controller, 23, water inlet pipe first
Point, 24, water inlet pipe Part II.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or many
The presence or addition of individual other elements or its combination.
As depicted in figs. 1 and 2, a kind of small-sized concrete mixer of the invention, including frame, it includes：First frame
1, it is placed in ground；Second frame 2, it is placed in the top of the first frame 1；Cushion pad 3, it is nested in first frame 1
With the junction of the second frame 2；, can be to stirring when mixer is used by the nested cushion pad between the first frame and the second frame
Mix bucket and frame forms certain buffering, be conducive to improving the service life of mixer.
Agitating device, it includes：Agitator 4, it includes integrally formed upper part and lower part, and the upper part is in circle
Cylindricality, the lower part is hemispherical, and the bottom of the agitator 4 is fixed in second frame 2, its top side set into
Material mouth, its bottom sets out material mouth with the charging aperture opposite side；Agitating shaft, it includes stirring main shaft 5 and stirring countershaft, described
Stirring main shaft 5 is vertically arranged in the agitator 4, and its one end is connected so that described stir with the top center point of agitator 4
Axle is mixed to be fixed on inside the agitator 4, wherein, the stirring countershaft is by the first stirring stirring countershaft the 7, the 3rd of countershaft 6, second
The stirring stirring stirring countershaft 10 of countershaft 9 and the 5th of countershaft the 8, the 4th is constituted, and the 5th stirring countershaft 10 is in the arc being bent upwards
Shape, its described stirring main shaft 5 of middle part connection, the first stirring countershaft 6 is symmetrical arranged perpendicular to the stirring main shaft 5, and second
Stirring countershaft 7 is arranged in pairs between the described first stirring countershaft 6 and the 5th stirring countershaft 10 so that the agitating shaft is in
Sector, the 3rd stirring stirring countershaft 9 of countershaft 8 and the 4th is arranged in pairs in the both sides of the stirring main shaft 5, positioned at the stirring master
Between axle 5 and the 5th stirring countershaft 10；Multiple stirring vanes, the stirring vane is fixed on horizontal direction in 0-90 degree
On the stirring countershaft；, can be effective by changing the connected mode and the angle of stirring vane of stirring main shaft and stirring countershaft
The generation of mixing inefficient zone is avoided, concrete quality and stirring efficiency is improved.
Power set, it includes：Motor 13, it is fixed on the top at the top of agitator 4, and it is connected by belt pulley
Device 14 drives the stirring main shaft 5 to rotate.
Enter water washing device, it includes：Water inlet pipe 11, it includes two parts of connection, and Part I 23 is annular, its
The circumferencial direction of part is nested in the inwall of the agitator 4 along along the agitator 4, and Part II 24 is yi word pattern, one
End is connected with the Part I, and the other end passes the outer wall and ft connection of the agitator 4, and the other end of Part II is set
There are control valve and flowmeter；Multiple drive nozzles 12, it is disposed on the Part I；By being set above agitator
Drive nozzle can be sprayed water from different perspectives after the completion of putting annular water inlet pipe and drive nozzle, stirring, and mixer is cleaned, kept away
Exempt from because of cleaning not in time, concrete setting is sticked on agitator, agitating shaft and stirring vane, cause mixer consumable accessory to damage
Bad, service life shortens.
In another technical scheme, the stirring vane includes the first stirring vane 16, the second stirring vane 17 and the 3rd
Stirring vane 18, first stirring vane 16 is horizontally fixed on the second stirring countershaft 7；Second stirring vane 17
It is fixed on horizontal direction in 45 degree on the 3rd stirring countershaft 8 and the 4th stirring countershaft 9；3rd stirring vane
18 are fixed on the 5th stirring countershaft 9 perpendicular to horizontal direction；Stirring vane is set according to above-mentioned angle, can change stirring
During concrete flow to, be sufficiently mixed it, prevent the generation of mixing inefficient zone.
In another technical scheme, the water inlet pipe Part I sets 6-18 drive nozzle, the drive nozzle 12 with
Horizontal direction is in 15-75 degree；Multiple drive nozzles are set, and each drive nozzle is spaced from horizontal direction in different angles
It can ensure that all directions have current flushing inside agitator on annular water inlet pipe, make agitator cleaning more thorough, improve clear
Wash efficiency.
In another technical scheme, the discharging opening sets out material mouth door 20, and 20 edges of discharging opening door set elastic packing
Bar, described 20 one end of discharging opening door are hinged on the bottom of agitator 4, and the other end is fixed on agitator 4 by hand-operated valve 21；Set
Discharging opening door easy-unloading, discharging opening door, which sets elastic sealing strip, can prevent leakage in stirring or cleaning process, it is ensured that concrete is each
Component proportion is accurate.
In another technical scheme, provided with charging aperture door 19 above the charging aperture, the charging aperture door 19, which is hinged on, to be stirred
Mix the top of bucket 4；The convenient charging of charging aperture door is set, while closing charging aperture door and discharging opening door in whipping process, agitator
In closed state, it can effectively prevent from stirring noise unofficial biography, so as to reduce noise.
In another technical scheme, decelerator 15 is provided between the belt pulley attachment means 13 and the stirring main shaft 5,
It can reduce rotating speed, increase torque, and sufficient power is provided to agitating shaft.
In another technical scheme, controller is provided with inside first frame upper end, its surface is provided with control panel, institute
Control panel is stated provided with first switch and second switch, the first switch controls the motor operation, institute by controller
State second switch controls the control valve to be turned on and off by controller, and the control panel is provided with the display flowmeter
The display screen of flow；Set controller to facilitate operative, accurately control amount of water.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With.It can be applied to various suitable the field of the invention completely., can be easily for those skilled in the art
Realize other modification.Therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (8)
1. a kind of small-sized concrete mixer, it is characterised in that including：
Frame, it includes：
First frame, it is placed in ground；
Second frame, it is placed in above first frame；
Cushion pad, it is nested in first frame and the second frame junction；
Agitating device, it includes：
Agitator, it includes integrally formed upper part and lower part, and the upper part is in cylinder, and the lower part is in hemisphere
Shape, the bottom of the agitator is fixed in second frame, and its top side sets charging aperture, its bottom and the charging aperture
Opposite side sets out material mouth；
Agitating shaft, it includes stirring main shaft and stirring countershaft, and the stirring main shaft is vertically arranged in the agitator, its one end
It is connected with the agitator top center point so that the agitating shaft is fixed on inside the agitator, wherein, the stirring is secondary
Axle is made up of the first stirring countershaft, the second stirring countershaft, the 3rd stirring countershaft, the 4th stirring countershaft and the 5th stirring countershaft, institute
It is in the arc that is bent upwards to state the 5th stirring countershaft, its described stirring main shaft of middle part connection, the first stirring countershaft perpendicular to
The stirring main shaft is symmetrical arranged, and the second stirring countershaft is arranged in pairs in the described first stirring countershaft and the described 5th stirring countershaft
Between so that the agitating shaft in sector, the 3rd stirring countershaft and the 4th stirring countershaft be arranged in pairs in the two of the stirring main shaft
Side, between the stirring main shaft and the 5th stirring countershaft；
Multiple stirring vanes, the stirring vane is fixed on the stirring countershaft with horizontal direction in 0-90 degree；
Power set, it includes：
Motor, it is fixed on the top at the top of the agitator, and it drives the stirring main shaft to revolve by belt pulley attachment means
Turn；
Enter water washing device, it includes：
Water inlet pipe, it includes two parts of connection, and Part I is annular, the circumferencial direction of its part along along the agitator
The inwall of the agitator is nested in, Part II is yi word pattern, and its one end is connected with the Part I, and the other end passes institute
The outer wall and ft connection of agitator are stated, the other end of Part II is provided with control valve and flowmeter；
Multiple drive nozzles, it is disposed on the Part I.
2. small-sized concrete mixer as claimed in claim 1, it is characterised in that the stirring vane includes the first paddle
Piece, the second stirring vane and the 3rd stirring vane, first stirring vane are horizontally fixed on the second stirring countershaft；Institute
The second stirring vane is stated to be fixed on the 3rd stirring countershaft and the 4th stirring countershaft in 45 degree with horizontal direction；It is described
3rd stirring vane is fixed on the 5th stirring countershaft perpendicular to horizontal direction.
3. small-sized concrete mixer as claimed in claim 2, it is characterised in that the water inlet pipe Part I sets 6-18
Drive nozzle.
4. small-sized concrete mixer as claimed in claim 3, it is characterised in that the drive nozzle is in horizontal direction
15-75 degree.
5. small-sized concrete mixer as claimed in claim 4, it is characterised in that the discharging opening sets out material mouth door, described
Discharging opening door edge sets elastic sealing strip, and described discharging opening door one end is hinged on the stirring bottom of the barrel, and the other end passes through manual
Valve is fixed on the agitator.
6. small-sized concrete mixer as claimed in claim 5, it is characterised in that charging aperture is provided with above the charging aperture
Door, the charging aperture door hinge is connected at the top of the agitator.
7. small-sized concrete mixer as claimed in claim 6, it is characterised in that the belt pulley attachment means and described stir
Mix and decelerator is provided between main shaft.
8. small-sized concrete mixer as claimed in claim 7, it is characterised in that provided with control inside first frame upper end
Device processed, its surface is provided with control panel, and the control panel is provided with first switch and second switch, and the first switch passes through
Controller controls the motor operation, and the second switch controls the control valve to be turned on and off by controller, the control
Panel processed is provided with the display screen for showing the flowmeter flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510872520.6A CN105522650B (en) | 2015-12-02 | 2015-12-02 | A kind of small-sized concrete mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510872520.6A CN105522650B (en) | 2015-12-02 | 2015-12-02 | A kind of small-sized concrete mixer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105522650A CN105522650A (en) | 2016-04-27 |
| CN105522650B true CN105522650B (en) | 2017-10-24 |
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| CN201510872520.6A Active CN105522650B (en) | 2015-12-02 | 2015-12-02 | A kind of small-sized concrete mixer |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000186B (en) * | 2016-07-18 | 2018-04-13 | 成都桐林铸造实业有限公司 | A kind of efficiently coating dispersion bucket |
| CN106346606A (en) * | 2016-10-14 | 2017-01-25 | 广西大学 | Constructional engineering concrete mixer |
| CN107283621B (en) * | 2017-08-25 | 2019-04-09 | 河北双星机械制造有限公司 | A kind of concrete central mix plant |
| CN107972181B (en) * | 2017-10-17 | 2019-06-25 | 重庆工程职业技术学院 | Construction agitating device |
| CN108858788A (en) * | 2018-06-21 | 2018-11-23 | 衡阳泰源商砼有限公司 | A kind of polymorphic type concrete alternatingly feed device |
| CN108677958A (en) * | 2018-07-04 | 2018-10-19 | 广西路桥工程集团有限公司 | Store up sizing device |
| CN110423042A (en) * | 2019-07-30 | 2019-11-08 | 广州建盛建材有限公司 | A kind of Special mortar additive for autoclaved aerated concrete |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100561242B1 (en) * | 2005-05-09 | 2006-03-15 | 김진춘 | A grout making appratus for Paste Backfill Grouting |
| KR100757953B1 (en) * | 2006-09-05 | 2007-09-14 | 조주엽 | Concrete mixer |
| CN201291511Y (en) * | 2008-11-25 | 2009-08-19 | 三一重工股份有限公司 | Longitudinal tube for cleaning apparatus of stirring machine, cleaning apparatus and concrete mixer |
| CN202640555U (en) * | 2012-05-25 | 2013-01-02 | 海安县建莲商品混凝土有限公司 | Concrete mixer |
| CN104647596A (en) * | 2013-11-22 | 2015-05-27 | 郑州登峰熔料有限公司 | Novel concrete stirring machine |
| CN203919375U (en) * | 2014-03-20 | 2014-11-05 | 河南科技大学 | A kind of concrete central mix plant |
| CN204322288U (en) * | 2014-12-22 | 2015-05-13 | 广东梅雁吉祥水电股份有限公司 | A kind of cement mixer with inner-wall cleaning device |
| CN104924462A (en) * | 2015-06-18 | 2015-09-23 | 苏晓玲 | Efficient concrete mixer with water capable of being added automatically |
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2015
- 2015-12-02 CN CN201510872520.6A patent/CN105522650B/en active Active
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| CN105522650A (en) | 2016-04-27 |
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Inventor after: Xu Tongzhu Inventor after: Luo Depeng Inventor after: Liu Huzi Inventor before: Li Liujing |
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Effective date of registration: 20170906 Address after: 441000 Shengli Street, Hubei, Xiangyang, No. 182 Applicant after: The Sixth Construction Co., Ltd. of China National Chemical Engineering Corp. Address before: 536000 the Guangxi Zhuang Autonomous Region Beihai Petrochemical Road Yin Yuan District 24 Applicant before: Li Liujing |
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