CN212263967U - Cleaning device of workstation for valve processing - Google Patents
Cleaning device of workstation for valve processing Download PDFInfo
- Publication number
- CN212263967U CN212263967U CN202020201863.6U CN202020201863U CN212263967U CN 212263967 U CN212263967 U CN 212263967U CN 202020201863 U CN202020201863 U CN 202020201863U CN 212263967 U CN212263967 U CN 212263967U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- plate
- cleaning device
- water
- cleaning
- 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 64
- 238000012545 processing Methods 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000007921 spray Substances 0.000 claims abstract description 10
- 238000003754 machining Methods 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000007664 blowing Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Images
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model relates to a valve processing technology field just discloses a cleaning device of workstation for valve processing, comprising a base plate, the equal fixedly connected with in both sides removes the rail around the bottom plate upper surface, the right side of removing the rail surface is provided with the movable block, the last fixed surface of movable block is connected with the support column, the top fixedly connected with layer board of support column. This cleaning device of workstation is used in valve processing, through the transfer line, driving motor, fixed frame, the clearance dish, accessory plate and swash plate cooperation, it still leaves the remaining phenomenon appearance of processing bits on the board still to have reduced because of lifting the clearance to cause, the required time of clearance workstation has been shortened, the cleaning efficiency of the device has been promoted, avoid influencing the process of whole valve processing, the spray pipe, the oral siphon, the outlet pipe, water pump and water tank cooperation, the effect of the device clearance workstation has been improved, the waste of water resource has been avoided leading to the fact because of the cleaning work platform.
Description
Technical Field
The utility model relates to a valve processing technology field specifically is a cleaning device of workstation is used in valve processing.
Background
Valves are used in various fields of life, and production and processing equipment for valves is also diversified. At present, after a valve is cast and molded through a mold, the valve needs to be further subjected to milling, cutting, boring, turning and other processes at a through hole of the valve, but processed scraps all fall on a workbench, at the moment, a worker has to stop to manually clean the scraps on the workbench, and the cleaning process finds that the cleaning efficiency is low, the time consumption is long, the cleaning cleanliness is not ideal, and therefore the working rate of the whole valve machining production is affected.
For example, chinese patent publication No. CN109048398A discloses a scrap cleaning workbench for valve machining, which is basically described as follows: processing board through the design, it articulates on the mesa to pass through the hinge on one side of processing board, make the processing board freely overturn through the hinge, when processing board or cavity inslot processing has a large amount of sweeps, can remove the clearance to the sweeps through lifting the processing board, and the another side processing at the processing board has the hem, form the draw-in groove between the side of hem and processing board, the draw-in groove can just in time block in the edge department of mesa, the location is accurate, and it has the screw to link up on the hem, the processing board can be fixed on the side of stage body through the screw in-thread bolt on the hem, make and treat that the processing valve directly places on the processing board, it is tight by clamping device clamp, the valve processingequipment of both sides process can, with solve traditional processing mesa and organism integral type design, be not convenient for the problem of sweeps clearance and mesa clearance. Through the arranged scrap collecting box, the scrap collecting box is embedded in the cavity groove of the platform body through the sliding structure matched with the strip-shaped sliding groove and the sliding strip, so that waste materials in the valve machining process can be directly discharged in the scrap collecting box for centralized treatment, meanwhile, the other side of the scrap collecting box is connected with the telescopic rod, when the waste materials are dumped, the scrap collecting box is drawn out along the cavity groove through the telescopic rod structure, the scrap collecting box is overturned by utilizing the rotating structure of the telescopic rod to be dumped, the scrap collecting box is reversely sent back to continue to carry out valve machining production after the completion, the whole scrap collecting and dumping process is simple to operate, the waste materials are not required to be cleaned by stopping the machine, on the premise of not influencing the machining production efficiency, the cleanliness of cleaning the waste materials is further improved, and the treatment efficiency of the whole machining device on the waste materials is improved, the automatic discharging machine aims at solving the problems that processing waste on the existing processing table surface is directly discharged in a machine tool, manual cleaning is needed in the later stage, the cleaning efficiency is low, and the cleaning is not clean.
The inventor finds that the following problems exist in the actual use process in the invention patent: in fact, lifting and cleaning easily causes residual machining chips on the machining plate, and reduces cleaning efficiency.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a cleaning device of workstation is used in valve processing has solved and has lifted the clearance in fact and has caused leaving the processing bits to remain on the processing board easily, reduces the problem of cleaning efficiency.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cleaning device of workstation is used in valve processing, includes the bottom plate, the equal fixedly connected with in both sides removes the rail around the bottom plate upper surface, the right side of removing the rail surface is provided with the movable block, the last fixed surface of movable block is connected with the support column, the top fixedly connected with layer board of support column, the left middle part fixedly connected with cleaning device of layer board upper surface, the right side fixedly connected with auxiliary device of layer board upper surface, the lower fixed surface of bottom plate is connected with the water tank, the inside left side fixedly connected with of water tank keeps off the frame, the equal fixedly connected with universal wheel in four corners of water tank lower surface, the middle part fixedly connected with of support column lateral surface drags the handle.
The cleaning device comprises a supporting plate, a transmission motor is fixedly connected to the left side face of the supporting plate, the output end of the transmission motor penetrates through the left middle portion of the upper surface of the supporting plate and is fixedly connected with the top end of a transmission rod, a fixed frame is fixedly connected to the left middle portion of the lower surface of the supporting plate, the bottom end of the transmission rod penetrates through the middle portion of the upper surface of the fixed frame and is connected with the middle portion of the upper surface of the cleaning plate in an inserting mode, an auxiliary plate is fixedly connected to the outer side face of the fixed frame, an inclined plate is fixedly connected to the lower surface of the.
The auxiliary device includes the water pump, the output and the input of water pump are fixedly connected with outlet pipe and oral siphon respectively, the left end cover of outlet pipe has connect the spray pipe, the first support piece of middle part fixedly connected with of auxiliary plate left surface, the outer end of spray pipe is pegged graft with the inside of first support piece, the equal fixedly connected with second backing sheet of left side of layer board upper surface and the left surface of fixed frame, the surface of outlet pipe is pegged graft with the inside of second backing sheet.
Preferably, the moving rail is an i-shaped sliding rail, the moving block is an i-shaped sliding block, and the moving block is connected with the moving rail in a sliding manner.
Preferably, the lower surface of the cleaning disc is provided with a plurality of groups of cylindrical brushes, and the cylindrical brushes are made of polytetrafluoroethylene.
Preferably, the water inlet pipe is made of a PVC material, and the water inlet pipe is a PVC plastic folding pipe.
Preferably, the right side of swash plate upper surface has seted up circular fixed orifices, and the size of circular fixed orifices and the size looks adaptation of blowing fan.
Preferably, the front side and the rear side of the upper surface of the bottom plate and the outer surface of the blocking frame are both provided with water seepage holes, and blocking nets are arranged inside the water seepage holes.
(III) advantageous effects
Compared with the prior art, the utility model provides a cleaning device of workstation is used in valve processing possesses following beneficial effect:
1. this cleaning device of workstation is used in valve processing, through the transfer line, driving motor, fixed frame, the clearance dish, accessory plate and swash plate cooperation, it still leaves the remaining phenomenon appearance of processing bits on the board still to have reduced because of lifting the clearance to cause, the required time of clearance workstation has been shortened, the cleaning efficiency of the device has been promoted, avoid influencing the process of whole valve processing, the spray pipe, the oral siphon, the outlet pipe, water pump and water tank cooperation, the effect of the device clearance workstation has been improved, the waste of water resource has been avoided leading to the fact because of the cleaning work platform.
2. This cleaning device of workstation is used in valve processing through removing rail, movable block, bottom plate, support column, universal wheel, dragging handle and keeping off the frame cooperation, has strengthened the device's stability, has improved the device's mobility can for the product is more convenient for staff's use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the cleaning device of the present invention;
fig. 3 is a schematic structural view of the auxiliary device of the present invention.
In the figure: 1. a base plate; 2. a moving rail; 3. a moving block; 4. a support pillar; 5. a support plate; 6. a cleaning device; 601. a support plate; 602. a drive motor; 603. a transmission rod; 604. a fixing frame; 605. cleaning the disc; 606. an auxiliary plate; 607. a sloping plate; 608. an air blowing fan; 7. an auxiliary device; 701. a water pump; 702. a water outlet pipe; 703. a water inlet pipe; 704. a water spray pipe; 705. a first support sheet; 706. a second support sheet; 8. a water tank; 9. a blocking frame; 10. a universal wheel; 11. the handle is dragged.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a cleaning device of a workbench for valve processing comprises a bottom plate 1, wherein the front side and the rear side of the upper surface of the bottom plate 1 are fixedly connected with moving rails 2, the moving rails 2, moving blocks 3, the bottom plate 1, supporting columns 4, universal wheels 10, a dragging handle 11 and blocking frames 9 are matched, the stability of the device is enhanced, the maneuverability of the device is improved, and a product is more convenient for workers to use, the right side of the outer surface of the moving rails 2 is provided with the moving blocks 3, the upper surface of the moving blocks 3 is fixedly connected with the supporting columns 4, the top ends of the supporting columns 4 are fixedly connected with supporting plates 5, the middle parts of the left sides of the upper surfaces of the supporting plates 5 are fixedly connected with a cleaning device 6, the right sides of the upper surfaces of the supporting plates 5 are fixedly connected with auxiliary devices 7, the lower surface of the bottom plate 1 is fixedly connected with a water tank 8, the left, the middle part of the outer side surface of the support column 4 is fixedly connected with a dragging handle 11.
The cleaning device 6 comprises a supporting plate 601, a transmission motor 602 is fixedly connected to the left side surface of the supporting plate 601, the model number of the transmission motor 602 is Y80M1-2, the output end of the transmission motor 602 penetrates through the middle part of the left side of the upper surface of the supporting plate 5 and is fixedly connected with the top end of the transmission rod 603, the transmission motor 602, a fixed frame 604, a cleaning plate 605, an auxiliary plate 606 and a sloping plate 607 are matched, the phenomenon that machining scrap remains on a machining plate due to lifting cleaning is reduced, the time required by cleaning a workbench is shortened, the cleaning efficiency of the device is improved, the process of the whole valve is prevented from being influenced, the fixed frame 604 is fixedly connected to the middle part of the left side of the lower surface of the supporting plate 5, the bottom end of the transmission rod 603 penetrates through the middle part of the upper surface of the 604 and is inserted into the middle part of the upper surface of, the lower surface of the supporting plate 5 is fixedly connected with a sloping plate 607, the right side of the upper surface of the sloping plate 607 is inserted with an air blowing fan 608, and the model of the air blowing fan 608 is GL12025HB 2.
The auxiliary device 7 comprises a water pump 701, the type of the water pump 701 is 150QJ20-48/8, the output end and the input end of the water pump 701 are respectively and fixedly connected with a water outlet pipe 702 and a water inlet pipe 703, the left end of the water outlet pipe 702 is sleeved with a water spray pipe 704, the water inlet pipe 703, the water outlet pipe 702, the water pump 701 and a water tank 8 are matched, the effect of cleaning a workbench of the device is improved, waste of water resources caused by cleaning the workbench is avoided, the middle part of the left side surface of an auxiliary plate 606 is fixedly connected with a first supporting sheet 705, the outer end of the water spray pipe 704 is inserted into the first supporting sheet 705, the left side of the upper surface of the supporting plate 5 and the left side surface of the fixing frame 604 are both fixedly connected with a second supporting sheet 706, and.
The utility model discloses in, for operating procedure is more smooth, consequently set up and remove rail 2 and be the I-shaped slide rail, movable block 3 is the I-shaped slider, movable block 3 with remove 2 sliding connection of rail, improved operating procedure's smoothness nature.
The utility model discloses in, in order to improve the device's clearance effect to be provided with the cylindrical brush of multiunit at the lower surface of clearance dish 605, cylindrical brush is formed by the polytetrafluoroethylene preparation, has prolonged the life of spare part.
The utility model discloses in, for the convenience of auxiliary device 7 removes, consequently set up oral siphon 703 and adopt the PVC material preparation to form, oral siphon 703 is the folding pipe of PVC plastics, furthest's performance spare part's effect.
The utility model discloses in, in order to improve the cooperation between the spare part to circular fixed orifices has been seted up on the right side of swash plate 607 upper surface, and the size of circular fixed orifices and the size looks adaptation of the fan 608 of blowing have strengthened the suitability of product.
The utility model discloses in, in order to avoid extravagant water resource, consequently both sides and the surface that keeps off frame 9 have all seted up the infiltration hole around bottom plate 1 upper surface, and the inside in infiltration hole is provided with and blocks the net, prevents to influence the reuse of water.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the cleaning device is used, the whole body is moved to a preset position through the universal wheel 10, after a valve is machined, the dragging handle 11 is operated to move the supporting column 4 leftwards along the moving rail 2 through the moving block 3, the water pump 701 is controlled to be started, the output end of the water pump 701 sucks water in the water tank 8 through the water inlet pipe 703, the water is sprayed out through the water spraying pipe 704 along the water outlet pipe 702 to wash the bottom plate 1, the transmission motor 602 is controlled to be started, the output end of the transmission motor 602 rotates to drive the transmission rod 603 to rotate, the transmission rod 603 rotates to drive the cleaning disc 605 to rotate, the cleaning disc 605 rotates to scrub the bottom plate 1, water and machining chips are collected inwards through the auxiliary plate 606, the machining chips are pushed leftwards through the inclined plate 607 to move until the machining chips are pushed into the baffle frame 9, the air blowing fan 608 is controlled to be started, and the output end of.
To sum up, the cleaning device of the workbench for valve machining is matched with the transmission rod 603, the transmission motor 602, the fixing frame 604, the cleaning disc 605, the auxiliary plate 606 and the inclined plate 607, so that the phenomenon that machining chips are still left on the machining plate due to lifting cleaning is reduced, the time required by cleaning the workbench is shortened, the cleaning efficiency of the cleaning device is improved, the influence on the process of whole valve machining is avoided, the water spray pipe 704, the water inlet pipe 703, the water outlet pipe 702, the water pump 701 and the water tank 8 are matched, the effect of cleaning the workbench of the cleaning device is improved, and the waste of water resources due to cleaning the workbench is avoided.
This cleaning device of workstation is used in valve processing through removing rail 2, movable block 3, bottom plate 1, support column 4, universal wheel 10, drag handle 11 and keep off the frame 9 cooperation, has strengthened the device's stability, has improved the device's mobility's performance for the product is more convenient for staff's use.
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 (6)
1. The utility model provides a cleaning device of workstation is used in valve processing, includes bottom plate (1), its characterized in that: the front side and the rear side of the upper surface of the bottom plate (1) are fixedly connected with moving rails (2), a moving block (3) is arranged on the right side of the outer surface of the moving rail (2), a support column (4) is fixedly connected to the upper surface of the moving block (3), a support plate (5) is fixedly connected to the top end of the support column (4), a cleaning device (6) is fixedly connected to the middle of the left side of the upper surface of the support plate (5), an auxiliary device (7) is fixedly connected to the right side of the upper surface of the support plate (5), a water tank (8) is fixedly connected to the lower surface of the bottom plate (1), a baffle frame (9) is fixedly connected to the left side inside the water tank (8), universal wheels (10) are fixedly connected to four corners of the lower surface of the water tank (8);
the cleaning device (6) comprises a supporting plate (601), a transmission motor (602) is fixedly connected to the left side surface of the supporting plate (601), the output end of the transmission motor (602) penetrates through the middle part of the left side of the upper surface of the supporting plate (5) and is fixedly connected with the top end of a transmission rod (603), a fixed frame (604) is fixedly connected to the middle part of the left side of the lower surface of the supporting plate (5), the bottom end of the transmission rod (603) penetrates through the middle part of the upper surface of the fixed frame (604) and is inserted into the middle part of the upper surface of the cleaning disc (605), an auxiliary plate (606) is fixedly connected to the outer side surface of the fixed frame (604), an inclined plate (607) is fixedly connected to the lower surface of the supporting plate (5), and an;
the auxiliary device (7) comprises a water pump (701), the output end and the input end of the water pump (701) are respectively and fixedly connected with a water outlet pipe (702) and a water inlet pipe (703), the left end of the water outlet pipe (702) is sleeved with a water spray pipe (704), the middle of the left side face of the auxiliary plate (606) is fixedly connected with a first supporting sheet (705), the outer end of the water spray pipe (704) is inserted into the first supporting sheet (705), the left side of the upper surface of the supporting plate (5) and the left side face of the fixing frame (604) are respectively and fixedly connected with a second supporting sheet (706), and the outer surface of the water outlet pipe (702) is inserted into the second supporting sheet (706).
2. The cleaning device for the valve machining workbench according to claim 1, wherein: the moving rail (2) is an I-shaped sliding rail, the moving block (3) is an I-shaped sliding block, and the moving block (3) is connected with the moving rail (2) in a sliding mode.
3. The cleaning device for the valve machining workbench according to claim 1, wherein: the lower surface of the cleaning disc (605) is provided with a plurality of groups of cylindrical brushes, and the cylindrical brushes are made of polytetrafluoroethylene.
4. The cleaning device for the valve machining workbench according to claim 1, wherein: the water inlet pipe (703) is made of PVC materials, and the water inlet pipe (703) is a PVC plastic folding pipe.
5. The cleaning device for the valve machining workbench according to claim 1, wherein: the right side of the upper surface of the inclined plate (607) is provided with a circular fixing hole, and the size of the circular fixing hole is matched with that of the blowing fan (608).
6. The cleaning device for the valve machining workbench according to claim 1, wherein: the front side and the rear side of the upper surface of the bottom plate (1) and the outer surface of the blocking frame (9) are both provided with water seepage holes, and blocking nets are arranged inside the water seepage holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020201863.6U CN212263967U (en) | 2020-02-24 | 2020-02-24 | Cleaning device of workstation for valve processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020201863.6U CN212263967U (en) | 2020-02-24 | 2020-02-24 | Cleaning device of workstation for valve processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212263967U true CN212263967U (en) | 2021-01-01 |
Family
ID=73873594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020201863.6U Active CN212263967U (en) | 2020-02-24 | 2020-02-24 | Cleaning device of workstation for valve processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212263967U (en) |
-
2020
- 2020-02-24 CN CN202020201863.6U patent/CN212263967U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108372333B (en) | A kind of entirety gantry type water Cutting platform | |
| CN111477489B (en) | Mechanical keyboard self-cleaning device | |
| CN211099717U (en) | Spray booth is used in auto-parts processing | |
| CN210701363U (en) | Deoiling device for hardware production and processing | |
| CN210281590U (en) | Machine parts machining workbench convenient to remove bits | |
| CN212263967U (en) | Cleaning device of workstation for valve processing | |
| CN218223756U (en) | Cleaning table for mold machining | |
| CN215469910U (en) | Automatic slag removal device for machining | |
| CN214087795U (en) | Grid dross removal mechanism for sewage treatment with circulation washes function | |
| CN214861845U (en) | Cleaning device based on air treatment equipment | |
| CN215318860U (en) | Guillootine is used in membrane switch production with self-cleaning function | |
| CN111941217B (en) | Apply to processing of elevator accessories with polishing treatment facility | |
| CN213104517U (en) | Lathe rough machining equipment for turbine impeller | |
| CN212683422U (en) | Edging device for round toughened glass | |
| CN210476323U (en) | Chip removal device of full-automatic numerical control CNC (computer numerical control) machining center | |
| CN211565475U (en) | Stainless steel hardware processing equipment | |
| CN212468958U (en) | Cleaning device for hardware fittings | |
| CN216607261U (en) | Numerical control lathe with antiskid footboard | |
| CN221455338U (en) | Automatic material loading glass edging cleaning machine | |
| CN213078918U (en) | Numerical control plastic spraying equipment capable of removing dust in advance | |
| CN221133333U (en) | Energy-saving cleaning device for furniture production | |
| CN214015434U (en) | Pig farm is with clear excrement device | |
| CN218835332U (en) | Automatic cleaning device for numerical control cutter | |
| CN220516030U (en) | Machining cleaning device for numerical control machine tool | |
| CN216802793U (en) | Automatic burring workstation of robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211201 Address after: 621000 No. 89, jiajiadian street, economic development zone, Mianyang City, Sichuan Province (trusteeship enterprise) Patentee after: MIANYANG TONGXINYUAN TECHNOLOGY CO.,LTD. Address before: Henan pump source Machinery Leasing Co., Ltd., 208 Dahe Road, Huiji District, Zhengzhou City, Henan Province Patentee before: Liu Dongbing |