CN108791222B - Double-cylinder cleaning machine - Google Patents
Double-cylinder cleaning machine Download PDFInfo
- Publication number
- CN108791222B CN108791222B CN201810850237.7A CN201810850237A CN108791222B CN 108791222 B CN108791222 B CN 108791222B CN 201810850237 A CN201810850237 A CN 201810850237A CN 108791222 B CN108791222 B CN 108791222B
- Authority
- CN
- China
- Prior art keywords
- piston
- box body
- cleaning machine
- main shaft
- water outlet
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 230000009977 dual effect Effects 0.000 claims 4
- 230000001105 regulatory effect Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S3/00—Vehicle cleaning apparatus not integral with vehicles
- B60S3/04—Vehicle cleaning apparatus not integral with vehicles for exteriors of land vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention provides a double-cylinder cleaning machine, and belongs to the technical field of cleaning equipment. The double-cylinder cleaning machine solves the technical problems that each piston pump of the existing double-cylinder cleaning machine needs a motor to drive, the space and energy utilization rate is low, the working stability is poor and the like. The double-cylinder cleaning machine comprises a box body provided with a main shaft and piston pumps fixed on the left side and the right side of the box body, wherein a driving motor is arranged on the rear side of the box body, at least two eccentric wheels are fixed on the main shaft, two connecting pieces are sleeved on each eccentric wheel, a connecting part fixed on one connecting piece is hinged with a piston of the piston pump arranged on the left side, a connecting part fixed on the other connecting piece is hinged with a piston of the piston pump arranged on the right side, water inlets are formed in the lower ends of the two piston pumps, and water outlets are formed in the upper ends of the two piston pumps. The invention has the advantages that one driving motor can provide high-pressure water for two cleaning guns, the occupied area of the cleaning machine is reduced, the utilization rate of space and energy sources is improved, and the working efficiency is higher.
Description
Technical Field
The invention belongs to the technical field of cleaning equipment, and particularly relates to a double-cylinder cleaning machine.
Background
At present, with the development of economy, the market of automobiles is gradually huge, and more automobiles run on roads are more and more, so that a plurality of matched automobile services are derived, wherein automobile washing is one of the more extensive and important automobile services, and how to more efficiently clean more automobiles by utilizing the minimum space is a problem which needs to be considered by a plurality of automobile washing companies at present, and the problem is directly related to profits of the automobile washing companies.
When the car is washed, high-pressure water columns or foam water is required to be generated for washing the car, a piston pump is generally adopted to boost the pressure of the water in the market at present, but each piston pump is required to be driven by a motor, the occupied area of the whole equipment is large, the utilization rate of space and energy sources is low, and the working stability is poor.
Disclosure of Invention
The invention aims to provide a cleaning machine capable of efficiently utilizing space and energy.
The purpose of the invention is realized in the following way:
a double-cylinder cleaning machine, which is characterized in that: the automatic cleaning device comprises a box body provided with a main shaft and piston pumps fixed on the left side and the right side of the box body, wherein a driving motor for driving the main shaft to rotate is arranged on the rear side of the box body, at least two eccentric wheels are fixed on the main shaft, two connecting pieces capable of rotating relative to the eccentric wheels are sleeved on each eccentric wheel, a connecting part fixed on one connecting piece is hinged with a corresponding piston arranged on the left piston pump, a connecting part fixed on the other connecting piece is hinged with a corresponding piston arranged on the right piston pump, and water inlets are formed in the lower ends of the two piston pumps, and water outlets connected with a cleaning gun are formed in the upper ends of the two piston pumps.
The working principle is as follows: in this double-cylinder cleaning machine, drive the main shaft through driving motor and rotate, then the main shaft can drive two piston pumps work simultaneously, and every piston pump can supply a cleaning gun, therefore a driving motor in this cleaning machine can provide high-pressure water for two cleaning guns, has reduced the area of cleaning machine, improves the utilization ratio of space and energy to work efficiency is higher.
In the double-cylinder cleaning machine, the number of the eccentric wheels is three, and the eccentric directions of all the eccentric wheels are different and are uniformly distributed along the circumferential direction. The design of three eccentric wheels can drive three pistons simultaneously to every piston connection's on the same piston pump eccentric wheel angle is all different, can ensure that the piston pump can outwards last stable water delivery anytime, is favorable to improving this double-cylinder cleaning machine's stability.
In the double-cylinder cleaning machine, the inner end of the piston is provided with the hinge groove which vertically penetrates the piston, the connecting part stretches into the hinge groove and is penetrated by the hinge shaft, and two ends of the hinge shaft are respectively fixedly connected with the front groove wall and the rear groove wall of the hinge groove. The connecting portion is located in the hinge groove, the vertical plane where the central axis of the piston is located can divide the connecting portion and the eccentric wheel into two halves which are symmetrical front and back, the stress is more stable, and the stability of the double-cylinder cleaning machine is improved.
In the double-cylinder cleaning machine, the hinge shaft of the connecting part and the piston is arranged in parallel with the main shaft, guide pipes are arranged on the inner sides of the left side wall and the right side wall of the box body, the guide pipes are sleeved on the outer side of the piston, grooves for the connecting part to move are formed in the inner ends of the guide pipes, and the grooves are arranged in the vertical direction. The design of the guide tube can enable the piston to move back and forth along the guide tube all the time, so that the piston is prevented from rotating up and down under the pulling of the connecting part, and the work is more stable.
In the double-cylinder cleaning machine, the front end and the rear end of the main shaft are connected with the box body through bearings.
In the double-cylinder cleaning machine, the piston pump is provided with a plurality of through holes for fixing the piston pump, and the outer side surfaces of the left side wall and the right side wall of the box body are respectively provided with threaded holes matched with the through holes. The through hole is positioned between the two one-way valves or outside the one-way valve at the edge, the piston is sleeved with a sealing ring, and the sealing ring is fixed between the outer wall of the box body and the inner side surface of the piston pump.
In the double-cylinder cleaning machine, three piston cavities are arranged in the middle of the piston pump at intervals along the length direction of the piston pump, two adjacent piston cavities are directly isolated from each other, a water inlet pipe communicated with the water inlet is arranged at the lower end of each piston cavity, a water outlet pipe communicated with the water outlet is arranged at the upper end of each piston cavity, a one-way valve for water inlet is arranged between the lower end of each piston cavity and the water inlet pipe, and a one-way valve for water outlet is arranged between the upper end of each piston and the water outlet pipe.
In the double-cylinder cleaning machine, the middle part of the water outlet pipe is communicated with a pressure gauge; and a regulating valve for regulating water yield is arranged between the water outlet pipe and the water outlet. The pressure gauge is arranged, so that a worker can intuitively see the water pressure at the moment, and the worker can conveniently adjust the pressure gauge through the adjusting valve according to the requirement.
In the double-cylinder cleaning machine, all the connecting pieces are circular rings with the same size, the connecting parts are fixedly connected with the outer side faces of the connecting pieces through connecting blocks, the inner ends of the connecting blocks are fixed on one sides, close to the other connecting pieces, on the same eccentric wheel, of the connecting pieces, the outer ends of the connecting blocks are fixedly connected with the front half side or the rear half side of the inner end face of the connecting parts, and the other half side of the connecting parts is suspended on the outer side of the other connecting pieces. The design of above-mentioned connecting portion can make the pulling force of the left and right sides both ends that receive on the same eccentric wheel all be located same vertical plane to this vertical plane can divide into the eccentric wheel two halves of fore-and-aft symmetry, and the pulling force on both sides can offset the part each other, makes the eccentric wheel reduce in the pulling force that receives in the course of the work, avoids long-time work to make the main shaft warp, is favorable to improving this double-cylinder cleaning machine's stability and life.
Compared with the prior art, the invention has the following outstanding and beneficial technical effects:
the double-cylinder cleaning machine drives the main shaft to rotate through the driving motor, and then the main shaft can drive two piston pumps to work at the same time, and each piston pump can supply a cleaning gun; therefore, one driving motor in the cleaning machine can provide high-pressure water for two cleaning guns, so that the occupied area of the cleaning machine is reduced, the utilization rate of space and energy sources is improved, and the working efficiency is higher.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention with a portion of the housing removed.
Fig. 3 is a schematic structural view of the case of the present invention.
Fig. 4 is a schematic structural view of the piston pump of the present invention.
Fig. 5 is a schematic structural view of the spindle of the present invention.
Fig. 6 is a schematic structural view of the connector of the present invention.
In the figure, 1, a box body; 2. a piston pump; 3. a main shaft; 4. an eccentric wheel; 5. a connecting piece; 6. a connection part; 7. a piston; 8. a water inlet; 9. a water outlet; 10. a hinge groove; 11. a guide tube; 12. a groove; 13. a bearing; 14. a through hole; 15. a threaded hole; 16. a piston chamber; 17. a water inlet pipe; 18. a water outlet pipe; 19. a pressure gauge; 20. a regulating valve; 21. and (5) connecting a block.
Detailed Description
The invention is further described in the following by way of specific embodiments with reference to the accompanying drawings, see fig. 1-6:
this double-cylinder cleaning machine is including the box 1 that is equipped with main shaft 3 and be fixed in the piston pump 2 of the left and right sides of box 1, the rear side of box 1 is equipped with drive main shaft 3 pivoted driving motor, be fixed with two at least eccentric wheels 4 on the main shaft 3, all the cover is equipped with two connecting pieces 5 that can rotate relatively with eccentric wheel 4 on every eccentric wheel 4, connecting piece 6 that fixed on one of them connecting piece 5 articulates with the piston 7 that corresponds on the piston pump 2 that sets up on the left, connecting piece 6 that fixed on another connecting piece 5 articulates with the piston 7 that corresponds on the piston pump 2 that sets up on the right, the lower extreme of two piston pumps 2 all is provided with water inlet 8, the upper end is provided with the delivery port 9 of being connected with the cleaning gun. In this double-cylinder cleaning machine, drive main shaft 3 through driving motor and rotate, then main shaft 3 can drive two piston pumps 2 work simultaneously, and every piston pump 2 can supply a cleaning gun, therefore a driving motor in this cleaning machine can provide high-pressure water for two cleaning guns, has reduced the area of cleaning machine, improves the utilization ratio of space and energy to work efficiency is higher.
As shown in fig. 5, the eccentric wheels 4 have three eccentric wheels, and each eccentric wheel 4 has a different eccentric direction and is uniformly distributed along the circumferential direction. The design of three eccentric wheels 4 can drive three pistons 7 simultaneously to the eccentric wheel 4 angle that every piston 7 on the same piston pump 2 connects is all different, can ensure that the piston pump 2 can outwards last stable water delivery anytime, is favorable to improving this double-cylinder cleaning machine's stability.
As shown in fig. 2, the inner end of the piston 7 is provided with a hinge groove 10 which vertically penetrates the piston 7, the connecting part 6 extends into the hinge groove 10 and is penetrated by a hinge shaft, and two ends of the hinge shaft are respectively fixedly connected with the front groove wall and the rear groove wall of the hinge groove 10; the connecting portion 6 is arranged in the hinge groove 10, the vertical plane where the central axis of the piston 7 is located can divide the connecting portion 6 and the eccentric wheel 4 into two halves which are symmetrical front and back, the stress is more stable, and the stability of the double-cylinder cleaning machine is improved. The hinge shafts of the connecting part 6 and the piston 7 are arranged in parallel with the main shaft 3, guide pipes 11 are arranged on the inner side surfaces of the left side wall and the right side wall of the box body 1, the guide pipes 11 are sleeved on the outer side of the piston 7, grooves 12 for the connecting part 6 to move are formed in the inner ends of the guide pipes 11, and the grooves 12 are arranged along the vertical direction; the design of the guide pipe 11 can enable the piston 7 to move back and forth along the guide pipe 11 all the time, so that the piston 7 is prevented from rotating up and down under the pulling of the connecting part 6, and the work is more stable.
Further, the front end and the rear end of the main shaft 3 are connected with the box body 1 through bearings 13; the piston pump 2 is provided with a plurality of through holes 14 for fixing the piston pump 2, and the outer side surfaces of the left side wall and the right side wall of the box body 1 are respectively provided with threaded holes 15 matched with the through holes 14. The through hole 14 is positioned between the two one-way valves or outside the one-way valve at the edge, the piston 7 is sleeved with a sealing ring, and the sealing ring is fixed between the outer wall of the box body 1 and the inner side surface of the piston pump 2.
As shown in fig. 2 and 4, three piston cavities 16 are arranged in the middle of the piston pump 2 at intervals along the length direction of the piston pump 2, two adjacent piston cavities 16 are directly isolated from each other, a water inlet pipe 17 communicated with the water inlet 8 is arranged at the lower end of each piston cavity 16, a water outlet pipe 18 communicated with the water outlet 9 is arranged at the upper end of each piston cavity 16, a one-way valve for water inlet is arranged between the lower end of each piston cavity 16 and the water inlet pipe 17, and a one-way valve for water outlet is arranged between the upper end of each piston 7 and the water outlet pipe 18.
As shown in fig. 1 and 4, the middle part of the water outlet pipe 18 is communicated with a pressure gauge 19; a regulating valve 20 for regulating the water yield is arranged between the water outlet pipe 18 and the water outlet 9. The pressure gauge 19 is arranged to allow a worker to visually see the water pressure at the moment, so that the worker can conveniently adjust the water pressure through the adjusting valve 20 according to the requirement.
As shown in fig. 6, all the connecting pieces 5 are circular rings with the same size, the connecting portion 6 is fixedly connected with the outer side surface of the connecting piece 5 through a connecting block 21, the inner end of the connecting block 21 is fixed on one side, close to the other connecting piece 5 on the eccentric wheel 4, of the connecting piece 5, the outer end of the connecting block 21 is fixedly connected with the front half side or the rear half side of the inner end surface of the connecting portion 6, and the other half side of the connecting portion 6 is suspended on the outer side of the other connecting piece 5. The design of the connecting part 6 can enable the tensile forces at the left end and the right end received on the same eccentric wheel 4 to be positioned in the same vertical plane, the vertical plane can divide the eccentric wheel 4 into two halves which are symmetrical front and back, the tensile forces at the two sides can offset each other, the tensile force received by the eccentric wheel 4 in the working process is reduced, the main shaft 3 is prevented from being deformed by long-time working, and the stability and the service life of the double-cylinder cleaning machine are improved.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (5)
1. A double-cylinder cleaning machine, which is characterized in that: the automatic cleaning device comprises a box body (1) provided with a main shaft (3) and piston pumps (2) fixed on the left side and the right side of the box body (1), wherein a driving motor for driving the main shaft (3) to rotate is arranged on the rear side of the box body (1), at least two eccentric wheels (4) are fixed on the main shaft (3), two connecting pieces (5) capable of rotating relative to the eccentric wheels (4) are sleeved on each eccentric wheel (4), a connecting part (6) fixed on one connecting piece (5) is hinged with a corresponding piston (7) arranged on the left piston pump (2), a connecting part (6) fixed on the other connecting piece (5) is hinged with a corresponding piston (7) arranged on the right piston pump (2), water inlets (8) are formed in the lower ends of the two piston pumps (2), and water outlets (9) connected with a cleaning gun are formed in the upper ends of the two piston pumps
The number of the eccentric wheels (4) is three, and the eccentric directions of each eccentric wheel (4) are different and are uniformly distributed along the circumferential direction;
the inner end of the piston (7) is provided with a hinge groove (10) which vertically penetrates the piston (7), the connecting part (6) stretches into the hinge groove (10) and is penetrated by a hinge shaft, and two ends of the hinge shaft are respectively fixedly connected with a front groove wall and a rear groove wall of the hinge groove (10);
the connecting part (6) and the hinge shaft of the piston (7) are arranged in parallel with the main shaft (3), guide pipes (11) are arranged on the inner sides of the left side wall and the right side wall of the box body (1), the guide pipes (11) are sleeved on the outer side of the piston (7), grooves (12) for the connecting part (6) to move are formed in the inner ends of the guide pipes (11), and the grooves (12) are arranged in the vertical direction;
three piston cavities (16) are arranged in the middle of the piston pump (2) at intervals along the length direction of the piston pump (2), two adjacent piston cavities (16) are directly isolated from each other, a water inlet pipe (17) communicated with the water inlet (8) is arranged at the lower end of each piston cavity (16), a water outlet pipe (18) communicated with the water outlet (9) is arranged at the upper end of each piston cavity (16), a one-way valve for water inlet is arranged between the lower end of each piston cavity (16) and the water inlet pipe (17), and a one-way valve for water outlet is arranged between the upper end of each piston (7) and the water outlet pipe (18);
all connecting pieces (5) are circular rings with the same size, the connecting parts (6) are fixedly connected with the outer side faces of the connecting pieces (5) through connecting blocks (21), the inner ends of the connecting blocks (21) are fixed on one sides, close to the other connecting pieces (5) on the eccentric wheel (4), of the connecting pieces (5), the outer ends of the connecting blocks (21) are fixedly connected with the front half side or the rear half side of the inner end face of the connecting parts (6), and the other half side of the connecting parts (6) is suspended on the outer side of the other connecting pieces (5).
2. A dual tub washer as set forth in claim 1 wherein: the front end and the rear end of the main shaft (3) are connected with the box body (1) through bearings (13).
3. A dual tub washer as set forth in claim 1 wherein: the piston pump (2) is provided with a plurality of through holes (14) for fixing the piston pump (2), and the outer side surfaces of the left side wall and the right side wall of the box body (1) are respectively provided with threaded holes (15) matched with the through holes (14).
4. A dual tub washer as set forth in claim 1 wherein: the middle part of the water outlet pipe (18) is communicated with a pressure gauge (19).
5. A dual tub washer as set forth in claim 1 wherein: an adjusting valve (20) for adjusting the water yield is arranged between the water outlet pipe (18) and the water outlet (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810850237.7A CN108791222B (en) | 2018-07-28 | 2018-07-28 | Double-cylinder cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810850237.7A CN108791222B (en) | 2018-07-28 | 2018-07-28 | Double-cylinder cleaning machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108791222A CN108791222A (en) | 2018-11-13 |
| CN108791222B true CN108791222B (en) | 2023-11-17 |
Family
ID=64078596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810850237.7A Active CN108791222B (en) | 2018-07-28 | 2018-07-28 | Double-cylinder cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108791222B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4445522A1 (en) * | 1994-12-20 | 1996-06-27 | Kaercher Gmbh & Co Alfred | Piston pump for high pressure cleaning device |
| CN101440790A (en) * | 2008-12-25 | 2009-05-27 | 陈人德 | Piston type double-acting multi-cylinder gas pumping apparatus of air compressor |
| CN202023715U (en) * | 2011-05-13 | 2011-11-02 | 台州信溢农业机械有限公司 | Single-cylinder double-acting pump |
| CN102384126A (en) * | 2011-09-09 | 2012-03-21 | 李新迎 | Multifunctional hydraulic cylinder |
| CN202238752U (en) * | 2011-10-17 | 2012-05-30 | 上海神龙企业（集团）有限公司 | Double-gun cleaning machine |
| CN208498454U (en) * | 2018-07-28 | 2019-02-15 | 王福忠 | A kind of twin-tub cleaning machine |
-
2018
- 2018-07-28 CN CN201810850237.7A patent/CN108791222B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4445522A1 (en) * | 1994-12-20 | 1996-06-27 | Kaercher Gmbh & Co Alfred | Piston pump for high pressure cleaning device |
| CN101440790A (en) * | 2008-12-25 | 2009-05-27 | 陈人德 | Piston type double-acting multi-cylinder gas pumping apparatus of air compressor |
| CN202023715U (en) * | 2011-05-13 | 2011-11-02 | 台州信溢农业机械有限公司 | Single-cylinder double-acting pump |
| CN102384126A (en) * | 2011-09-09 | 2012-03-21 | 李新迎 | Multifunctional hydraulic cylinder |
| CN202238752U (en) * | 2011-10-17 | 2012-05-30 | 上海神龙企业（集团）有限公司 | Double-gun cleaning machine |
| CN208498454U (en) * | 2018-07-28 | 2019-02-15 | 王福忠 | A kind of twin-tub cleaning machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108791222A (en) | 2018-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102162434B (en) | Double-cylinder plunger pump | |
| CN108791222B (en) | Double-cylinder cleaning machine | |
| CN209990691U (en) | End suction type direct connection double-suction pump | |
| CN103174629B (en) | A kind of suction booster | |
| CN109356847B (en) | Quantitative ball plug pump | |
| CN208498454U (en) | A kind of twin-tub cleaning machine | |
| CN110469477B (en) | High-speed bidirectional plunger pump with axial oil port | |
| CN202301000U (en) | Self-sucking pump used in high pressure washer | |
| CN106424036B (en) | A kind of torsional mode wiper of hydraulic-driven | |
| CN201606243U (en) | Novel high-pressure gear pump | |
| CN110056504B (en) | Flow distribution cleaning mechanism of duplex plunger pump | |
| CN210068456U (en) | Duplex plunger pump flow distribution cleaning mechanism | |
| CN201953652U (en) | High pressure hydraulic vane pump | |
| CN210686333U (en) | Full-hydraulic drive system of full-hydraulic spray seeding machine mud pump | |
| CN209604355U (en) | A kind of energy-saving clean Compound Gear Motor | |
| CN209671205U (en) | A kind of high revolving speed lightweight gear pump | |
| CN110126866B (en) | Negative pressure balance and mechanical intelligent liquid supplementing device | |
| CN201027695Y (en) | Multifunctional minitype self-sucking pump | |
| CN104728070A (en) | Power drive system of high pressure water jet pump | |
| CN205401014U (en) | Pump core transmission shaft mechanism | |
| CN207750206U (en) | A kind of disengaging water-bound of diaphragm pump | |
| CN214007498U (en) | Parallelly connected pair hydraulic gear pump | |
| CN217272643U (en) | Lathe uses type hydraulic pressure rotary joint | |
| CN112081744B (en) | Sectional type bushing special-shaped inner wall super-huge type high-pressure water ring vacuum pump | |
| CN219691828U (en) | Rotary spraying pump structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231019 Address after: No. 602, Longhuanggong Village, Ruoheng Town, Wenling City, Taizhou City, Zhejiang Province 317500 Applicant after: Taizhou Furui Machinery Co.,Ltd. Address before: Room 402, Building 7, Xinriyuan, No. 218 Liancheng East Road, Ruoheng Town, Wenling City, Taizhou City, Zhejiang Province, 317500 Applicant before: Wang Fuzhong |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |