CN212492478U - Double-shaft paddle type mixer - Google Patents

Double-shaft paddle type mixer Download PDF

Info

Publication number
CN212492478U
CN212492478U CN202021965657.9U CN202021965657U CN212492478U CN 212492478 U CN212492478 U CN 212492478U CN 202021965657 U CN202021965657 U CN 202021965657U CN 212492478 U CN212492478 U CN 212492478U
Authority
CN
China
Prior art keywords
casing
main shaft
shell
double
paddle
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
Application number
CN202021965657.9U
Other languages
Chinese (zh)
Inventor
吴静
张树荣
陈斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yangzhou Bingxing Machinery Co ltd
Original Assignee
Yangzhou Bingxing Machinery Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yangzhou Bingxing Machinery Co ltd filed Critical Yangzhou Bingxing Machinery Co ltd
Priority to CN202021965657.9U priority Critical patent/CN212492478U/en
Application granted granted Critical
Publication of CN212492478U publication Critical patent/CN212492478U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Mixers Of The Rotary Stirring Type (AREA)

Abstract

The utility model relates to a mix machine technical field, especially, relate to a biax paddle formula and mix machine, including drive assembly, casing, stirring subassembly and spray from sweeping the subassembly, the casing is located one side of drive assembly, the stirring subassembly is established in the inside of casing, and drive assembly is connected with the stirring subassembly transmission, spray from sweeping the subassembly and establishing in the inside both sides of casing, the stirring subassembly is including main shaft, paddle seat and fan-shaped paddle, the quantity of main shaft is two, the opposite and parallel arrangement of operation direction of two main shafts, the one end of main shaft runs through and extends to the inside of casing. The utility model discloses a under drive assembly's drive, fan-shaped paddle drives the material and makes anticlockwise rotation along the casing inner chamber, drives the material and turns about, and the material of both sides just falls into the weightless district between the two axles each other like this to this makes the material form all-round continuous cycle in the casing inner chamber and turns, crisscross shearing, diffusion each other, thereby reaches quick soft misce bene's effect.

Description

Double-shaft paddle type mixer
Technical Field
The utility model relates to a mix machine technical field, especially relate to a biax paddle formula and mix machine.
Background
Coal is utilized everywhere, which brings energy to our lives, and in the production of coal, it is often necessary to mix a plurality of raw materials of coal to perform the following processes, so that a coal mixer is an indispensable part of coal manufacturing enterprises.
The coal mixes quick-witted so name thinking is that the process of mixing ratio final output is carried out to multiple raw materials coal earlier in proportion, then mixes the material with single stirring screw rod more at present, can lead to the compounding effect not good like this, has certain influence to the finished product quality problem in later stage.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a biax paddle formula mixes machine possesses the advantage of misce bene, has solved present coal and has mixed the machine and adopt single stirring screw rod more and carry out the compounding, can lead to the compounding effect not good, has the problem of certain influence to the off-the-shelf quality problems in later stage.
(II) technical scheme
In order to realize the technical problem, the utility model provides such biax paddle formula mixes machine which comprises a drive assembly, casing, stirring subassembly and sprays from sweeping the subassembly, the casing is located one side of drive assembly, the stirring subassembly is established in the inside of casing, and drive assembly and stirring subassembly transmission are connected, spray from sweeping the subassembly and establishing in the inside both sides of casing.
Stirring subassembly is including main shaft, paddle seat and fan-shaped paddle, the quantity of main shaft is two, the opposite and parallel arrangement of operation direction of two main shafts, the one end of main shaft runs through and extends to the inside of casing, the fixed surface of cup jointing at the main shaft of paddle seat, the surface of paddle seat is four fan-shaped paddles of circumference equidistance fixedly connected with.
Furthermore, the bottom of the shell is fixedly connected with a rack, bearing seats are fixedly connected to two ends of the top of the rack, which are close to one side of the driving assembly, and the main shaft is fixedly inserted into inner rings of the bearing seats.
Furthermore, a sealing device is fixedly sleeved on the outer surface of the main shaft and is embedded on the shell.
Further, drive assembly is including bottom plate, servo motor, drive belt, reduction gear and synchronous gear box, servo motor and reduction gear symmetry fixed connection are in one side at bottom plate top, and servo motor passes through the drive belt and is connected with the reduction gear transmission, the output and the synchronous gear box transmission of reduction gear are connected, and the output fixed connection of two main shafts and synchronous gear box.
Furthermore, the output end of the servo motor is fixedly sleeved with a hydraulic coupler.
Further, it is including high pressure water pump, water intake pipe, valve and nozzle to spray from sweeping the subassembly, the outside at the casing is established to high pressure water pump, the fixed intercommunication of water intake pipe is at high pressure water pump's output, valve fixed connection is on the water intake pipe, the one end of water intake pipe runs through and extends to the inside of casing, and water intake pipe's fixed connection is on the inner wall of casing, the fixed intercommunication of nozzle equidistance is on the water intake pipe.
Further, one side at the top of the shell is provided with a first feed inlet, one side of the first feed inlet is provided with a second feed inlet, and one side of the bottom of the shell is provided with a discharge hole.
Furthermore, both sides of the front surface of the shell are provided with overhaul discharge openings.
Further, the top of the shell is provided with a viewing hole.
(III) advantageous effects
The utility model provides a biax paddle formula mixes machine possesses following beneficial effect:
1. the two main shafts rotating oppositely are arranged in a certain phase, the fan-shaped blades are distributed at equal intervals, and under the driving of the driving component, the fan-shaped blades drive the materials to rotate anticlockwise along the inner cavity of the shell to drive the materials to turn left and right, so that the materials on two sides fall into a weightless area between two shafts, the materials are enabled to form omnibearing continuous circular turning in the inner cavity of the shell, and are sheared and diffused in a staggered mode, the effect of rapid and soft mixing is achieved, and the quality of products is improved.
2. First charge door is used for the interpolation of main raw materials, and the second charge door is used for the accent of other materials to add, and mutual independence sets up, each other does not influence, makes things convenient for multiple raw materials coal to carry out the ratio according to certain proportion.
3. The maintenance discharge opening can unload the clout of casing intracavity fast when equipment breaks down, is convenient for maintain equipment, has improved work efficiency.
4. Spraying is from sweeping the subassembly and can adding water automatically to the material, and the mixture ratio of the material of being convenient for simultaneously, can clean fan-shaped paddle, has guaranteed the cleanness of casing inner chamber.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a side view of the housing structure of the present invention.
In the figure: 1. a drive assembly; 101. a base plate; 102. a servo motor; 103. a transmission belt; 104. a fluid coupling; 105. a speed reducer; 106. a synchronous gearbox; 2. a housing; 3. a stirring assembly; 301. a main shaft; 302. a bearing seat; 303. a blade seat; 304. fan-shaped blades; 305. a sealing device; 4. a spray self-sweeping assembly; 5. a frame; 6. an observation hole; 7. a discharge port; 8. a first feed inlet; 9. a second feed inlet; 10. and (5) overhauling the discharge opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The invention will be further described with reference to fig. 1-4 and the examples.
The first embodiment is as follows:
a double-shaft paddle type mixer comprises a driving component 1, a shell 2, a stirring component 3 and a spraying self-sweeping component 4, wherein the shell 2 is positioned on one side of the driving component 1, the stirring component 3 is arranged in the shell 2, the driving component 1 is in transmission connection with the stirring component 3, and the spraying self-sweeping component 4 is arranged on two sides in the shell 2;
the stirring component 3 comprises a main shaft 301, a blade seat 303 and fan-shaped blades 304, the number of the main shaft 301 is two, the running directions of the two main shafts 301 are opposite and arranged in parallel, one end of the main shaft 301 penetrates through and extends into the shell 2, the blade seat 303 is fixedly sleeved on the outer surface of the main shaft 301, and the outer surface of the blade seat 303 is fixedly connected with the four fan-shaped blades 304 at equal intervals on the circumference.
The bottom fixedly connected with frame 5 of casing 2, the equal fixedly connected with bearing frame 302 in both ends that 5 tops of frame are close to drive assembly 1 one side, and fixed the pegging graft at the inner circle of bearing frame 302 of main shaft 301, the fixed cover of the surface of main shaft 301 has connect sealing device 305, and sealing device 305 inlays on casing 2.
Two main shafts 301 which rotate oppositely are arranged in a certain phase, the fan-shaped blades 304 are distributed at equal intervals, under the driving of the driving component 1, the fan-shaped blades 304 drive the materials to rotate anticlockwise along the inner cavity of the shell 2 on the one hand, and drive the materials to turn left and right, so that the materials on two sides fall into a weightless area between two shafts, all-round continuous circular turning, mutual staggered shearing and diffusion of the materials are formed in the inner cavity of the shell 2, the effect of rapid and soft uniform mixing is achieved, and the quality of products is improved.
Example two:
a double-shaft paddle type mixer comprises a driving component 1, a shell 2, a stirring component 3 and a spraying self-sweeping component 4, wherein the shell 2 is positioned on one side of the driving component 1, the stirring component 3 is arranged in the shell 2, the driving component 1 is in transmission connection with the stirring component 3, and the spraying self-sweeping component 4 is arranged on two sides in the shell 2;
the stirring component 3 comprises a main shaft 301, a blade seat 303 and fan-shaped blades 304, the number of the main shaft 301 is two, the running directions of the two main shafts 301 are opposite and arranged in parallel, one end of the main shaft 301 penetrates through and extends into the shell 2, the blade seat 303 is fixedly sleeved on the outer surface of the main shaft 301, and the outer surface of the blade seat 303 is fixedly connected with the four fan-shaped blades 304 at equal intervals on the circumference.
The bottom fixedly connected with frame 5 of casing 2, the equal fixedly connected with bearing frame 302 in both ends that 5 tops of frame are close to drive assembly 1 one side, and fixed the pegging graft at the inner circle of bearing frame 302 of main shaft 301, the fixed cover of the surface of main shaft 301 has connect sealing device 305, and sealing device 305 inlays on casing 2.
The driving assembly 1 comprises a bottom plate 101, a servo motor 102, a transmission belt 103, a speed reducer 105 and a synchronous gearbox 106, wherein the servo motor 102 and the speed reducer 105 are symmetrically and fixedly connected to one side of the top of the bottom plate 101, the servo motor 102 is in transmission connection with the speed reducer 105 through the transmission belt 103, a hydraulic coupler 104 is fixedly sleeved at the output end of the servo motor 102, the output end of the speed reducer 105 is in transmission connection with the synchronous gearbox 106, and two main shafts 301 are fixedly connected with the output end of the synchronous gearbox 106.
Servo motor 102 passes through drive belt 103 and drives reduction gear 105 operation, and reduction gear 105 can reduce servo motor 102's rotational speed, increases servo motor 102's torque for synchronous gear box 106 operation can make two main shafts 301 to opposite direction rotation operation through synchronous gear box 106, conveniently mixes the material.
Example three:
a double-shaft paddle type mixer comprises a driving component 1, a shell 2, a stirring component 3 and a spraying self-sweeping component 4, wherein the shell 2 is positioned on one side of the driving component 1, the stirring component 3 is arranged in the shell 2, the driving component 1 is in transmission connection with the stirring component 3, and the spraying self-sweeping component 4 is arranged on two sides in the shell 2;
the stirring component 3 comprises a main shaft 301, a blade seat 303 and fan-shaped blades 304, the number of the main shaft 301 is two, the running directions of the two main shafts 301 are opposite and arranged in parallel, one end of the main shaft 301 penetrates through and extends into the shell 2, the blade seat 303 is fixedly sleeved on the outer surface of the main shaft 301, and the outer surface of the blade seat 303 is fixedly connected with the four fan-shaped blades 304 at equal intervals on the circumference.
The bottom fixedly connected with frame 5 of casing 2, the equal fixedly connected with bearing frame 302 in both ends that 5 tops of frame are close to drive assembly 1 one side, and fixed the pegging graft at the inner circle of bearing frame 302 of main shaft 301, the fixed cover of the surface of main shaft 301 has connect sealing device 305, and sealing device 305 inlays on casing 2.
The driving assembly 1 comprises a bottom plate 101, a servo motor 102, a transmission belt 103, a speed reducer 105 and a synchronous gearbox 106, wherein the servo motor 102 and the speed reducer 105 are symmetrically and fixedly connected to one side of the top of the bottom plate 101, the servo motor 102 is in transmission connection with the speed reducer 105 through the transmission belt 103, a hydraulic coupler 104 is fixedly sleeved at the output end of the servo motor 102, the output end of the speed reducer 105 is in transmission connection with the synchronous gearbox 106, and two main shafts 301 are fixedly connected with the output end of the synchronous gearbox 106.
Spray from sweeping subassembly 4 including high pressure water pump, water intake pipe, valve and nozzle, high pressure water pump establishes in the outside of casing 2, and the fixed intercommunication of water intake pipe is at high pressure water pump's output, and valve fixed connection is on the water intake pipe, and the one end of water intake pipe runs through and extends to the inside of casing 2, and water intake pipe's fixed connection is on the inner wall of casing 2, and the fixed intercommunication of nozzle equidistance is on the water intake pipe.
Spraying is from sweeping subassembly 4 and can adding water automatically to the material, and the mixture ratio of the material of being convenient for can clean fan-shaped blade 304 simultaneously, has guaranteed the cleanness of casing 2 inner chamber.
Example four:
a double-shaft paddle type mixer comprises a driving component 1, a shell 2, a stirring component 3 and a spraying self-sweeping component 4, wherein the shell 2 is positioned on one side of the driving component 1, the stirring component 3 is arranged in the shell 2, the driving component 1 is in transmission connection with the stirring component 3, and the spraying self-sweeping component 4 is arranged on two sides in the shell 2;
the stirring component 3 comprises a main shaft 301, a blade seat 303 and fan-shaped blades 304, the number of the main shaft 301 is two, the running directions of the two main shafts 301 are opposite and arranged in parallel, one end of the main shaft 301 penetrates through and extends into the shell 2, the blade seat 303 is fixedly sleeved on the outer surface of the main shaft 301, and the outer surface of the blade seat 303 is fixedly connected with the four fan-shaped blades 304 at equal intervals on the circumference.
The bottom fixedly connected with frame 5 of casing 2, the equal fixedly connected with bearing frame 302 in both ends that 5 tops of frame are close to drive assembly 1 one side, and fixed the pegging graft at the inner circle of bearing frame 302 of main shaft 301, the fixed cover of the surface of main shaft 301 has connect sealing device 305, and sealing device 305 inlays on casing 2.
The driving assembly 1 comprises a bottom plate 101, a servo motor 102, a transmission belt 103, a speed reducer 105 and a synchronous gearbox 106, wherein the servo motor 102 and the speed reducer 105 are symmetrically and fixedly connected to one side of the top of the bottom plate 101, the servo motor 102 is in transmission connection with the speed reducer 105 through the transmission belt 103, a hydraulic coupler 104 is fixedly sleeved at the output end of the servo motor 102, the output end of the speed reducer 105 is in transmission connection with the synchronous gearbox 106, and two main shafts 301 are fixedly connected with the output end of the synchronous gearbox 106.
Spray from sweeping subassembly 4 including high pressure water pump, water intake pipe, valve and nozzle, high pressure water pump establishes in the outside of casing 2, and the fixed intercommunication of water intake pipe is at high pressure water pump's output, and valve fixed connection is on the water intake pipe, and the one end of water intake pipe runs through and extends to the inside of casing 2, and water intake pipe's fixed connection is on the inner wall of casing 2, and the fixed intercommunication of nozzle equidistance is on the water intake pipe.
One side at 2 tops of casing is equipped with first charge door 8, and one side of first charge door 8 is equipped with second charge door 9, and one side of 2 bottoms of casing is equipped with discharge gate 7, and the positive both sides of casing 2 all are equipped with maintenance discharge opening 10, and the top of casing 2 is equipped with observation hole 6.
First charge door 8 is used for the interpolation of main raw materials, and second charge door 9 is used for the accent of other materials to add, and mutually independent sets up, each other does not influence, makes things convenient for multiple raw coal to carry out the ratio according to certain proportion.
The maintenance discharge opening can unload the clout of 2 intracavity of casing fast when equipment breaks down, is convenient for maintain equipment, has improved work efficiency.
When the device is used, the servo motor 102 drives the speed reducer 105 to operate through the transmission belt 103, the speed reducer 105 can reduce the rotating speed of the servo motor 102, the torque of the servo motor 102 is increased, the synchronous gearbox 106 operates, the two main shafts 301 can rotate in opposite directions through the synchronous gearbox 106, the two main shafts 301 rotating in opposite directions are arranged in a certain phase, the fan-shaped blades 304 are distributed at equal intervals, under the driving of the driving assembly 1, the fan-shaped blades 304 drive materials to rotate anticlockwise along the inner cavity of the shell 2 on the one hand, the materials are driven to turn left and right, and the materials on the two sides fall into a weightless area between the two shafts, so that the materials form all-directional continuous and cyclic turning in the inner cavity of the shell 2, are sheared and diffused in a staggered mode, the effect of rapid, soft and uniform mixing is achieved, and the quality of products.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a biax paddle mixes machine, includes drive assembly (1), casing (2), stirring subassembly (3) and sprays from sweeping subassembly (4), its characterized in that: the shell (2) is positioned on one side of the driving component (1), the stirring component (3) is arranged in the shell (2), the driving component (1) is in transmission connection with the stirring component (3), and the spraying self-sweeping components (4) are arranged on two sides in the shell (2);
stirring subassembly (3) is including main shaft (301), paddle seat (303) and fan-shaped paddle (304), the quantity of main shaft (301) is two, and the operation direction of two main shafts (301) is opposite and parallel arrangement, the inside that runs through and extend to casing (2) of one end of main shaft (301), the fixed surface of cup jointing at main shaft (301) of paddle seat (303), the surface of paddle seat (303) is four fan-shaped paddles (304) of circumference equidistance fixedly connected with.
2. The double-shaft paddle mixer of claim 1, wherein: the bottom of the shell (2) is fixedly connected with a rack (5), bearing seats (302) are fixedly connected to two ends of the top of the rack (5) close to one side of the driving assembly (1), and the main shaft (301) is fixedly inserted into the inner ring of the bearing seats (302).
3. The double-shaft paddle mixer of claim 1, wherein: the outer surface of the main shaft (301) is fixedly sleeved with a sealing device (305), and the sealing device (305) is embedded on the shell (2).
4. The double-shaft paddle mixer of claim 1, wherein: drive assembly (1) is including bottom plate (101), servo motor (102), drive belt (103), reduction gear (105) and synchronous gear case (106), servo motor (102) and reduction gear (105) symmetry fixed connection are in one side at bottom plate (101) top, and servo motor (102) are connected with reduction gear (105) transmission through drive belt (103), the output and the synchronous gear case (106) transmission of reduction gear (105) are connected, and the output fixed connection of two main shafts (301) and synchronous gear case (106).
5. The double-shaft paddle mixer of claim 4 wherein: the output end of the servo motor (102) is fixedly sleeved with a hydraulic coupler (104).
6. The double-shaft paddle mixer of claim 1, wherein: spray from sweeping subassembly (4) including high pressure water pump, water intake pipe, valve and nozzle, high pressure water pump establishes the outside at casing (2), the fixed intercommunication of water intake pipe is at high pressure water pump's output, valve fixed connection is on the water intake pipe, water intake pipe's one end runs through and extends to the inside of casing (2), and water intake pipe's fixed connection is on the inner wall of casing (2), the fixed intercommunication of nozzle equidistance is on the water intake pipe.
7. The double-shaft paddle mixer of claim 1, wherein: one side at casing (2) top is equipped with first charge door (8), one side of first charge door (8) is equipped with second charge door (9), one side of casing (2) bottom is equipped with discharge gate (7).
8. The double-shaft paddle mixer of claim 1, wherein: and both sides of the front surface of the shell (2) are provided with overhaul discharge openings (10).
9. The double-shaft paddle mixer of claim 1, wherein: the top of the shell (2) is provided with an observation hole (6).
CN202021965657.9U 2020-09-10 2020-09-10 Double-shaft paddle type mixer Active CN212492478U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021965657.9U CN212492478U (en) 2020-09-10 2020-09-10 Double-shaft paddle type mixer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021965657.9U CN212492478U (en) 2020-09-10 2020-09-10 Double-shaft paddle type mixer

Publications (1)

Publication Number Publication Date
CN212492478U true CN212492478U (en) 2021-02-09

Family

ID=74385508

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021965657.9U Active CN212492478U (en) 2020-09-10 2020-09-10 Double-shaft paddle type mixer

Country Status (1)

Country Link
CN (1) CN212492478U (en)

Similar Documents

Publication Publication Date Title
CN206652431U (en) A kind of engineering construction configures system
CN210815035U (en) Mixing arrangement for chemical production
CN216630836U (en) Multi-shaft stirring reaction kettle for polymer chemical production
CN204338049U (en) Paddle is the agitator of caged
CN211216268U (en) New energy automobile is non-standard metal accessories shakes even device with spraying paint
CN108014699A (en) A kind of method and device of novel powder mixer
CN212492478U (en) Double-shaft paddle type mixer
CN213556536U (en) Raw materials mixing stirring device is used in production of compound leavening agent
CN210473738U (en) Blending and stirring device for polypropylene production
CN107970822A (en) A kind of powder particles agitating device
CN210473952U (en) High performance reation kettle agitator for chemical machinery
CN112076642A (en) Double-shaft paddle type mixer
CN216171598U (en) Planetary mixer that security coefficient is high and have dual stirring function
CN213966330U (en) Novel medicine mixing machine
CN210279029U (en) Feed mixing device for raising domestic pigs
CN210699676U (en) Production of environmental protection new material is with high-efficient compounding equipment
CN211153554U (en) Vacuum dough mixer
CN212549149U (en) Agitator tank is used in water-soluble fertilizer production
CN208878326U (en) A kind of Blendling-device of feedstuffs
CN210695740U (en) Vacuum mixing stirrer for meat products
CN210303428U (en) Vacuum emulsification batching system
CN210303361U (en) Blending kettle for industrial lubricating oil
CN110585946A (en) Variable-speed stirring device capable of automatically and uniformly mixing medicines
CN112370999A (en) Energy-concerving and environment-protective industrial chemicals mixing stirring device
CN113209900A (en) Mixing apparatus is used in polymer coating production

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP02 Change in the address of a patent holder

Address after: 225600 No.93, Xingqu Road, South Economic Zone, Gaoyou City, Yangzhou City, Jiangsu Province

Patentee after: Yangzhou Bingxing Machinery Co.,Ltd.

Address before: 1 Huanzhen East Road, Pingshan Township, Shugang shouxihu scenic spot, Yangzhou City, Jiangsu Province, 225000

Patentee before: Yangzhou Bingxing Machinery Co.,Ltd.

CP02 Change in the address of a patent holder