CN107225685B - A kind of construction site travelling mixer - Google Patents
A kind of construction site travelling mixer Download PDFInfo
- Publication number
- CN107225685B CN107225685B CN201710636748.4A CN201710636748A CN107225685B CN 107225685 B CN107225685 B CN 107225685B CN 201710636748 A CN201710636748 A CN 201710636748A CN 107225685 B CN107225685 B CN 107225685B
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- CN
- China
- Prior art keywords
- fixedly connected
- wall
- shaft
- cabinet
- agitator tank
- 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.)
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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
- B28C5/0893—Mobile mixing devices, e.g. hanging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/126—Supply means, e.g. nozzles
- B28C7/128—Nozzles; Valves; Valve-actuating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
- B28C7/167—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure by means of a screw conveyor
Abstract
The invention discloses a kind of construction site travelling mixers, including cabinet, cabinet inner wall bottom side is fixedly connected with agitating device, agitator tank is fixedly connected at the top of agitating device outer wall, blender is rotatably connected at the top of agitating device, blender is through agitator tank and extends to inside, agitator tank side is equipped with fixed installation platform, it is fixedly mounted at the top of platform and is fixedly connected with pushing meanss, pushing meanss outer wall side is fixedly connected with catch bar, cabinet inner wall bottom is fixedly connected with water tank far from the side of pushing meanss, water storage chamber interior wall bottom is fixedly connected with water pump erecting bed, the present invention relates to technical field of the electromechanical equipment.The specific construction site travelling mixer has achieved the purpose that stir concrete, and solving existing building blender cannot be moved, working efficiency is low, and stirring is uneven, and water is added substantially to need manually to go to add, it is not smart enough, the problem of wasting labour.
Description
Technical field
The present invention relates to technical field of the electromechanical equipment, specially a kind of construction site travelling mixer.
Background technique
Mortar mixer be cement, sandstone aggregate and water mixing and mixing at mortar mixture machinery.Currently, building
The development of industry is so that require construction higher and higher, and wherein the artificial spice of building mortar electric stirring equipment replacement will be at
For certainty, it is varied to stir operating equipment, but most mixing plant Modulatory characters are poor, intelligent low, when operation is grey
Dirt is very big, slurry easily splashes, and most of water distributions still manually control, it is difficult to guarantee the stability of slurry, it is in addition, existing
The stirring efficiency of blender is lower, cause equipment that can waste many time in mixing process in this way, and raw material stirs
The quality for mixing mixing cannot be guaranteed well, not only influence production in this way, but also waste good manpower and material resources.
Summary of the invention
In view of the deficiencies of the prior art, it the present invention provides a kind of construction site travelling mixer, solves existing
Building blender cannot be moved, working efficiency is low, and stirring is uneven, add water substantially need manually to go plus, not enough
Intelligently, the problem of wasting labour.
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of construction site travelling mixer, including cabinet, the cabinet inner wall bottom side, which is fixedly connected with, to be stirred
Device is mixed, agitator tank is fixedly connected at the top of the agitating device outer wall, is rotatably connected to blender at the top of the agitating device,
The blender is through agitator tank and extends to inside, and the agitator tank side is equipped with fixed installation platform, the fixed installation
Pushing meanss are fixedly connected at the top of platform, pushing meanss outer wall side is fixedly connected with catch bar, cabinet inner wall bottom
Portion is fixedly connected with water tank far from the side of pushing meanss, and water storage chamber interior wall bottom is fixedly connected with water pump erecting bed,
Water pump is fixedly installed at the top of the water pump erecting bed, the water pump top is communicated with water pump, the catheter by outlet pipe
One end far from water pump is equipped with high pressure nozzle；
The agitating device includes the second motor, and second motor is rotatably connected to the second retarder, second electricity
The output shaft of machine is equipped with the first belt pulley, and the input shaft of second retarder is equipped with the second belt pulley, first skin
Belt wheel is connect by belt with the second pulley rotation, and second retarder is rotatably connected to stirring by second shaft coupling
Device；
The pushing meanss include output power shaft, the output power shaft outer wall by flat key be equipped with active turntable and
Auxiliary turntable, the active turntable outer wall are arranged dynamic protrusion, and the active turntable engagement is connected with driven turntable, it is described from
Turn disk outer wall is provided with pin shaft, and the pin shaft outer wall is rotatably connected to connecting rod, and the connecting rod is opened far from one end of pin shaft
Equipped with looping pit, the connecting rod slidably connects reciprocating lever by looping pit, and the reciprocating lever is set close to one end of connecting rod
It is equipped with fixed driven shaft, the fixed driven shaft is slidably connected with looping pit.
Preferably, the catheter is equipped with flowmeter close to the position of high pressure nozzle, and the catheter is located at high pressure spray
Position between mouth and flowmeter is equipped with solenoid electric valve.
Preferably, pushing meanss outer wall bottom is equipped with yielding rubber pad, and the reciprocating lever is far from fixed driven shaft
Threaded one end be connected with catch bar, the catch bar outer wall is equipped with fluid knife.
Preferably, feed inlet is offered at the top of the agitator tank, the cabinet inner wall top side is fixedly connected with discharging
Device is fixedly connected at the top of the discharger with agitator tank, and discharger inner cavity side is fixedly connected with first motor, and described the
One motor is rotatably connected to transmission shaft by transmitting shaft coupling, and the transmission shaft outer wall is equipped with transmission blade, the discharger
One end far from cabinet offers discharge port, and the discharger is fixedly connected by fixed frame with cabinet.
Preferably, the chassis bottom is fixedly connected with damping universal wheels, and the quantity of the damping universal wheels is at least four
It is a, and be symmetrical arranged.
The present invention provides a kind of construction site travelling mixers.Have it is following the utility model has the advantages that
(1), the construction site travelling mixer, by starting the second motor, the work of the second motor passes through the first skin
The transmission of belt wheel and the second belt pulley drives the work of the second retarder, and the second motor passes through the deceleration of the second retarder, by the
Two retarders drive blender work, to realize stirring work to concrete, by pushing meanss can to catch bar into
Row moves back and forth, to laterally urge to the concrete in agitator tank, fluid knife can guarantee the normal work of catch bar,
Achieve the purpose that carry out uniform stirring to concrete different directions in agitator tank, ensure that the uniformity and concrete of stirring
Quality improves production efficiency, reduces production cost.
(2), construction site travelling mixer, by starting water pump, the high pressure spray that water pump is connected to by catheter
Mouth can control inflow by solenoid electric valve, discharger passes through biography by first motor water is added in agitator tank
It send shaft coupling to drive transmission shaft and transmission blade rotation, has achieved the purpose that intelligent control inflow and Intelligent watering, reduced people
The operation of work, and the purpose that discharging is stable.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural schematic diagram of agitating device of the present invention；
Fig. 3 is the structural schematic diagram of pushing meanss of the present invention.
In figure: 1 cabinet, 2 high pressure nozzles, 3 agitator tanks, 4 dischargers, 5 be fixedly mounted platforms, 6 first motors, 7 pushing meanss,
701 output power shafts, 702 active turntables, 703 auxiliary turntables, 704 power protrusions, 705 driven turntables, 706 pin shafts, 707 connections
Bar, 708 looping pits, 709 fixed driven shafts, 710 reciprocating levers, 8 agitating devices, 801 second motors, 802 first belt pulleys, 803
Belt, 804 second belt pulleys, 805 second retarders, 806 second shaft couplings, 9 transmission shafts, 10 transmission blades, 11 discharge ports, 12
Catch bar, 13 yielding rubber pads, 14 water tanks, 15 water pump erecting beds, 16 water pumps, 17 fixed frames, 18 outlet pipes, 19 drains
Pipe, 20 flowmeters, 21 solenoid electric valves, 22 feed inlets, 23 fluid knives, 24 damping universal wheels, 25 blenders.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of construction site travelling mixer, including machine
Case 1,1 inner wall bottom side of cabinet are fixedly connected with agitating device 8, are fixedly connected with agitator tank 3 at the top of 8 outer wall of agitating device,
Blender 25 is rotatably connected at the top of agitating device 8, blender 25 is through agitator tank 3 and extends to inside, 3 side of agitator tank peace
Equipped with platform 5 is fixedly mounted, it is fixedly mounted at the top of platform 5 and is fixedly connected with pushing meanss 7,7 outer wall side of pushing meanss is fixedly connected
There is catch bar 12,1 inner wall bottom of cabinet is fixedly connected with water tank 14,14 inner wall bottom of water tank far from the side of pushing meanss 7
Portion is fixedly connected with water pump erecting bed 15, and water pump 16 is fixedly installed at the top of water pump erecting bed 15, passes through water outlet at the top of water pump 16
Pipe 18 is communicated with water pump 16, and catheter 19 is equipped with high pressure nozzle 2 far from one end of water pump 16, has reached intelligent control inflow
With the purpose of Intelligent watering, artificial operation, and the purpose that discharging is stable are reduced.
Agitating device 8 includes the second motor 801, and the second motor 801 is rotatably connected to the second retarder 805, the second motor
801 output shaft is equipped with the first belt pulley 802, and the input shaft of the second retarder 805 is equipped with the second belt pulley 804, and first
Belt pulley 802 is rotatablely connected by belt 803 and the second belt pulley 804, and the second retarder 805 passes through 806 turns of second shaft coupling
Dynamic 25 pushing meanss 7 of blender that are connected with include output power shaft 701, and 701 outer wall of output power shaft is equipped with master by flat key
Dynamic protrusion 704 is arranged in turn disk 702 and auxiliary turntable 703,702 outer wall of active turntable, and the engagement of active turntable 702 is connected with
Driven turntable 705,705 outer wall of driven turntable are provided with pin shaft 706, and 706 outer wall of pin shaft is rotatably connected to connecting rod 707, connection
Bar 707 offers looping pit 708 far from one end of pin shaft 706, and connecting rod 707 slidably connects reciprocating lever by looping pit 708
710, reciprocating lever 710 is provided with fixed driven shaft 709, fixed driven shaft 709 and looping pit 708 close to one end of connecting rod 707
It is slidably connected, catheter 19 is equipped with flowmeter 20 close to the position of high pressure nozzle 2, and catheter 19 is located at high pressure nozzle 2 and stream
Position between meter 20 is equipped with solenoid electric valve 21, and 7 outer wall bottom of pushing meanss is equipped with yielding rubber pad 13, reciprocating lever
710 threaded one ends far from fixed driven shaft 709 are connected with catch bar 12, and 12 outer wall of catch bar is equipped with fluid knife 23, reaches
The purpose that concrete different directions in agitator tank are carried out with uniform stirring, ensure that the uniformity of stirring and the matter of concrete
Amount improves production efficiency, reduces production cost, offers feed inlet 22 at the top of agitator tank 3,1 inner wall top side of cabinet is fixed
It is connected with discharger 4,4 top of discharger is fixedly connected with agitator tank 3, and 4 inner cavity side of discharger is fixedly connected with first motor
6, first motor 6 is rotatably connected to transmission shaft 9 by transmitting shaft coupling, and 9 outer wall of transmission shaft is equipped with transmission blade 10, discharger
4 one end far from cabinet 1 offer discharge port 11, and discharger 4 is fixedly connected by fixed frame 17 with cabinet 1,1 bottom of cabinet
Damping universal wheels 24 are fixedly connected with, the quantity of damping universal wheels 24 is four, and is symmetrical arranged, and realizes this blender in building site
On movement.
In use, the second motor 801 of starting, the work of the second motor 801, pass through the first belt pulley 802 and the second belt pulley
804 transmission drives the work of the second retarder 805, and the second motor 801 passes through the deceleration of the second retarder 805, subtracts by second
Fast device 805 drives blender 25 to work, thus realize the stirring work to concrete, it can be to catch bar by pushing meanss 7
12 move back and forth, to laterally urge to the concrete in agitator tank 2, fluid knife 23 can guarantee catch bar 12
It works normally, starts water pump 16, water pump 16 passes through the high pressure nozzle 2 that catheter 19 is connected to, and can lead to water is added in agitator tank 3
It crosses solenoid electric valve 21 to control inflow, discharger 4 drives transmission shaft 9 by transmission shaft coupling by first motor 6
It is rotated with transmission blade 10, achievees the purpose that discharging.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of construction site travelling mixer, including cabinet (1) and catheter (19), it is characterised in that: the cabinet
(1) inner wall bottom side is fixedly connected with agitating device (8), is fixedly connected with agitator tank at the top of agitating device (8) outer wall
(3), it is rotatably connected to blender (25) at the top of the agitating device (8), the blender (25) is through agitator tank (3) and extends
To inside, agitator tank (3) side, which is equipped with, is fixedly mounted platform (5), is fixedly connected with and pushes away at the top of the fixed installation platform (5)
Dynamic device (7), pushing meanss (7) the outer wall side are fixedly connected with catch bar (12), and cabinet (1) the inner wall bottom is separate
The side of pushing meanss (7) is fixedly connected with water tank (14), and water tank (14) the inner wall bottom is fixedly connected with water pump peace
It fills platform (15), is fixedly installed with water pump (16) at the top of the water pump erecting bed (15), pass through outlet pipe at the top of the water pump (16)
(18) it is communicated with water pump (16), the catheter (19) is equipped with high pressure nozzle (2) far from the one end of water pump (16)；
The agitating device (8) includes the second motor (801), and second motor (801) is rotatably connected to the second retarder
(805), the output shaft of second motor (801) is equipped with the first belt pulley (802), second retarder (805) it is defeated
Enter axis to be equipped with the second belt pulley (804), first belt pulley (802) is turned by belt (803) and the second belt pulley (804)
Dynamic connection, second retarder (805) are rotatably connected to blender (25) by second shaft coupling (806)；
The pushing meanss (7) include output power shaft (701), and output power shaft (701) outer wall is equipped with by flat key
Dynamic protrusion (704), the master is arranged in active turntable (702) and auxiliary turntable (703), active turntable (702) outer wall
Turn disk (702) engagement is connected with driven turntable (705), and driven turntable (705) outer wall is provided with pin shaft (706), described
Pin shaft (706) outer wall is rotatably connected to connecting rod (707), and the connecting rod (707) offers ring far from the one end of pin shaft (706)
Shape hole (708), the connecting rod (707) are slidably connected reciprocating lever (710) by looping pit (708), the reciprocating lever (710)
One end close to connecting rod (707) is provided with fixed driven shaft (709), and the fixed driven shaft (709) and looping pit (708) are sliding
Dynamic connection.
2. a kind of construction site travelling mixer according to claim 1, it is characterised in that: the catheter (19)
Position close to high pressure nozzle (2) is equipped with flowmeter (20), and the catheter (19) is located at high pressure nozzle (2) and flowmeter
(20) position between is equipped with solenoid electric valve (21).
3. a kind of construction site travelling mixer according to claim 1, it is characterised in that: the pushing meanss
(7) outer wall bottom is equipped with yielding rubber pad (13), threaded one end of the reciprocating lever (710) far from fixed driven shaft (709)
It is connected with catch bar (12), catch bar (12) outer wall is equipped with fluid knife (23).
4. a kind of construction site travelling mixer according to claim 1, it is characterised in that: the agitator tank (3)
Top offers feed inlet (22), and cabinet (1) the inner wall top side is fixedly connected with discharger (4), the discharger (4)
Top is fixedly connected with agitator tank (3), and discharger (4) the inner cavity side is fixedly connected with first motor (6), first electricity
Machine (6) is rotatably connected to transmission shaft (9) by transmitting shaft coupling, and transmission shaft (9) outer wall is equipped with transmission blade (10), institute
Discharger (4) are stated to offer discharge port (11) far from the one end of cabinet (1), the discharger (4) by fixed frame (17) with
Cabinet (1) is fixedly connected.
5. a kind of construction site travelling mixer according to claim 1, it is characterised in that: cabinet (1) bottom
Portion is fixedly connected with damping universal wheels (24), and the quantity of the damping universal wheels (24) is at least four, and is symmetrical arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636748.4A CN107225685B (en) | 2017-07-31 | 2017-07-31 | A kind of construction site travelling mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710636748.4A CN107225685B (en) | 2017-07-31 | 2017-07-31 | A kind of construction site travelling mixer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107225685A CN107225685A (en) | 2017-10-03 |
| CN107225685B true CN107225685B (en) | 2019-05-07 |
Family
ID=59957389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710636748.4A Active CN107225685B (en) | 2017-07-31 | 2017-07-31 | A kind of construction site travelling mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107225685B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748356A (en) * | 2019-09-27 | 2020-02-04 | 山东科技大学 | Wind-driven automatic proportioning concrete sprayer |
| CN112207977B (en) * | 2020-09-24 | 2021-09-17 | 徐州格雷安环保设备有限公司 | Conveying device for slurry transfer |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4208354A1 (en) * | 1992-03-16 | 1993-09-23 | Silo Estrich Gmbh & Co Vertrie | DEVICE FOR PRODUCING READY-TO-USE SCREED |
| JP2004034400A (en) * | 2002-07-01 | 2004-02-05 | Nishimatsu Constr Co Ltd | Concrete kneading machine |
| CN204844481U (en) * | 2015-07-29 | 2015-12-09 | 皖西学院 | High -efficient precomminution concrete mixer |
| CN204844487U (en) * | 2015-08-14 | 2015-12-09 | 蚌埠市方阵商品混凝土有限公司 | Concrete high efficiency mixer |
| CN205704729U (en) * | 2016-06-23 | 2016-11-23 | 福建狄恩纪商贸发展有限公司 | A kind of mixer for building with moisture measurement function |
| CN106738329A (en) * | 2016-11-24 | 2017-05-31 | 无锡康斯坦特动力科技有限公司 | A kind of campaign-styled concrete mixer of agitating shaft |
| CN206277499U (en) * | 2016-12-01 | 2017-06-27 | 李国瑞 | A kind of mortar mixer for being easy to stir |
-
2017
- 2017-07-31 CN CN201710636748.4A patent/CN107225685B/en active Active
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|---|---|
| CN107225685A (en) | 2017-10-03 |
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Effective date of registration: 20190404 Address after: 530104 Chengnan Industrial Park, Yiling Industrial Concentration Zone, Nanning City, Guangxi Zhuang Autonomous Region Applicant after: GUANGXI HONGFA HEAVY INDUSTRY MACHINE Co.,Ltd. Address before: 530000 2912, room 1, No. 1, Central Park, 29-1 East Road, Qingxiu District, the Guangxi Zhuang Autonomous Region. Applicant before: Nanning Guangxi new friend Intellectual Property Agency Co.,Ltd. Effective date of registration: 20190404 Address after: 530000 2912, room 1, No. 1, Central Park, 29-1 East Road, Qingxiu District, the Guangxi Zhuang Autonomous Region. Applicant after: Nanning Guangxi new friend Intellectual Property Agency Co.,Ltd. Address before: 230000 private technology park in Hefei economic and Technological Development Zone, Anhui Applicant before: HEFEI ENTENG ELECTRONIC TECHNOLOGY Co.,Ltd. |
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