CN110296084A - A kind of vertical centrifugal pump - Google Patents
A kind of vertical centrifugal pump Download PDFInfo
- Publication number
- CN110296084A CN110296084A CN201910616433.2A CN201910616433A CN110296084A CN 110296084 A CN110296084 A CN 110296084A CN 201910616433 A CN201910616433 A CN 201910616433A CN 110296084 A CN110296084 A CN 110296084A
- Authority
- CN
- China
- Prior art keywords
- pump
- cover plate
- locating
- upper cover
- axis
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
- F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of vertical centrifugal pumps, including the pump housing, pump cover, main pump shaft and driving device, it is characterized by: being equipped with impeller and auxiliary pump axis in the impeller cavity of the pump housing, impeller includes lower cover plate, adjusting set, blade and upper cover plate, blade is rotatably arranged on upper cover plate, and blade inner end angle adjustable is threaded through in adjusting set, the auxiliary pump axis is equipped with and the adjusting set driving groove that radially transmission cooperates, the main pump shaft lower end and the transmission of auxiliary pump axis upper end cooperate, and mobile position limiting structure is equipped between auxiliary pump axis lower end and pump housing lower end;The upper cover plate is equipped with locating cover, locating ring and positioning table, the locating ring is arranged in upper cover plate periphery, and locating ring and blade outer end compression fit, the locating cover, which can move up and down, to be arranged above upper cover plate, and locating cover is driven by auxiliary pump axis, locating cover lower end and locating ring compression fit are equipped with butterfly spring between locating cover upper end and positioning table.Blade installation direction of the present invention is adjustable and easy to adjust.
Description
Technical field
The present invention relates to the improvement in mechanical water pump field invention more particularly to a kind of improvement of vertical centrifugal pump inventions.
Background technique
Component impeller in traditional water pump includes front shroud, blade and back shroud, blade be fixed at front shroud and
Between back shroud, the direction of blade directly affects the flow of water pump, lift, efficiency, performance curve, due to blade be it is fixed,
It can not adjust, so the installation direction of blade can not reasonably be adjusted according to actual condition, i.e., between blade and radial direction
Angle.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a kind of blade installation direction
Adjustable and easy to adjust vertical centrifugal pump.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that realize: this kind of vertical centrifugal pump,
Including the pump housing, pump cover, main pump shaft and driving device, the pump housing has impeller cavity and the installing port positioned at impeller cavity upper end, pump
Lid lid is closed in the installing port, and the main pump shaft rotation is threaded through on pump cover, and main pump shaft upper end is connected with driving device transmission,
It being characterized in that: being equipped with impeller and auxiliary pump axis in the impeller cavity, impeller includes lower cover plate, adjusting set, blade and upper cover plate, under
Cover board is connected with upper cover plate, and upper cover plate is connected with main pump shaft lower end, and adjusting set is rotatably arranged between lower cover plate and upper cover plate, leaf
Piece is rotatably arranged on upper cover plate, and blade inner end angle adjustable is threaded through in adjusting set, the auxiliary pump axis pass through upper cover plate,
Adjusting set and lower cover plate, auxiliary pump axis are equipped with the driving groove that cooperation is radially driven with adjusting set, and the driving groove and adjusting set axis
To being slidably matched, the main pump shaft lower end is equipped with groove, and auxiliary pump axis upper end is removable to be protruded into the groove, and pair is equipped in groove
Pump shaft reset spring is equipped with drive mechanism between groove and auxiliary pump axis, auxiliary pump axis lower end is threaded through pump housing lower end, and auxiliary pump
Mobile position limiting structure is equipped between axis lower end and pump housing lower end, auxiliary pump axis lower end is additionally provided with adjusting handle;It is set on the upper cover plate
There are locating cover, locating ring and positioning table, the locating ring setting is in upper cover plate periphery, and locating ring is matched with blade outer end compression
It closes, the locating cover, which can move up and down, to be arranged above upper cover plate, locating cover lower end and locating ring compression fit, locating cover upper end
It is equipped with butterfly spring between the positioning table above locating cover, V-type swing rod, V are equipped between the locating cover and upper cover plate
Type swing rod outer end and locating cover transmission cooperate, and V-type swing rod inner end, which penetrates upper cover plate and is driven with auxiliary pump axis, to be cooperated, corresponding auxiliary pump
Axis is equipped with driving boss, and V-type swing rod inner end is connected to below driving boss.
The drive mechanism includes that the drive block of auxiliary pump axis upper end is arranged in and is arranged in the groove of main pump shaft lower end
Radially transmission cooperates for driver slot, drive block and driver slot, and drive block is axially movable disengaging or enters driver slot.
The mobile position limiting structure includes limit plate, baffle and snap-gauge, and auxiliary pump axis is hingedly arranged in the snap-gauge lower end
In the recess of lower end, and pressure spring is equipped between snap-gauge and the recess, the baffle plate setting is in pump housing lower end and snap-gauge axial limiting
Cooperation, radially limit cooperates with snap-gauge at end under the baffle for the limit plate setting.
The driving device includes the bracket of motor and support motor, and bracket is divided into suspension body and intermediate support, intermediate
Bracket is connected to valve body upper end, and suspension body is connected between pedestal upper end, and motor is mounted on suspension body upper end.
It is equipped with sealing ring between the main pump shaft and pump cover, and is equipped with the gland for compressing sealing ring on the outside of pump cover, gland is solid
It is scheduled on pump cover.
The beneficial effects of the invention are as follows improved vertical centrifugal pump, using auxiliary pump axis and the isostructural design of adjusting set,
The installation direction that blade can directly be adjusted at the scene can choose an optimal position, improve the properties of pump.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is blade wheel structure enlarged drawing of the present invention.
Fig. 3 is the portion A of the present invention schematic enlarged-scale view.
The E-E structure sectional view of the position Fig. 4 Fig. 2 of the present invention.
Specific embodiment
Attached drawing illustrates structure of the invention, further illustrates it in relation to details in conjunction with attached drawing below.The vertical centrifugal
Pump, including the pump housing 1, pump cover 10, main pump shaft 14 and driving device 16, the pump housing 1 have impeller cavity 29, are located on impeller cavity 29
The installing port at end and the snout cavity 2 and outlet plenum 9 for being connected to impeller cavity 29, the lid of pump cover 10 are closed in the installing port, the main pump shaft 14
Rotation is threaded through on pump cover 10, and 14 upper end of main pump shaft is connected with the transmission of driving device 16, is equipped with impeller 3 in the impeller cavity 29
With auxiliary pump axis 8, impeller 3 includes lower cover plate 17, adjusting set 28, blade 18 and upper cover plate 27, lower cover plate 17 and 27 phase of upper cover plate
Even, upper cover plate 27 is connected with 14 lower end of main pump shaft, and adjusting set 28 is rotatably arranged between lower cover plate 17 and upper cover plate 27, blade 18
It is rotatably arranged on upper cover plate 27, is rotatedly connected by locating shaft 19 with upper cover plate 27 in the middle part of specific blade 18, and blade 18
Inner end angle adjustable is threaded through in adjusting set 28, and corresponding adjusting set 28 is equipped with adjustment hole, and 18 inner end of blade is swingable to be set
It sets in the adjustment hole, the auxiliary pump axis 8 passes through upper cover plate 27, adjusting set 28 and lower cover plate 17, and auxiliary pump axis 8 is equipped with and adjusting
The driving groove of the radial transmission cooperation of set 28, for driving adjusting set 28 to rotate, and the driving groove slides axially with adjusting set 28 and matches
It closes, when realizing that auxiliary pump axis 8 moves axially, driving groove not will drive adjusting set 28 and move axially and radial direction be kept to be driven cooperation;Institute
14 lower end of main pump shaft is stated equipped with groove 30,8 upper end of auxiliary pump axis is removable to be protruded into the groove 30, and auxiliary pump axis is equipped in groove 30
8 reset springs 25,25 upper end connecting groove bottom of reset spring, 8 upper end of lower end auxiliary connection pump shaft, groove 30 and auxiliary pump axis 8 it
Between be equipped with drive mechanism, 8 lower end of auxiliary pump axis is threaded through 1 lower end of the pump housing, and sets between 1 lower end of 8 lower end of auxiliary pump axis and the pump housing
There is mobile position limiting structure, 8 lower end of auxiliary pump axis is additionally provided with adjusting handle 7;The upper cover plate 27 is equipped with locating cover 21, locating ring 20
With positioning table 26, the setting of locating ring 20 is in 27 periphery of upper cover plate, and 27 periphery of upper cover plate is equipped with the platform of support locating ring 20
Rank, locating ring 20 and 18 external end impacts of blade cooperate, and the locating cover 21, which can move up and down, to be arranged above upper cover plate 27, positioning
21 lower ends and 20 compression fit of locating ring are covered, and 20 upper end of locating ring is equipped with the indent being bonded for locating cover 21, on locating cover 21
It is equipped with butterfly spring 23 between end and the positioning table 26 above locating cover 21, is set between the locating cover 21 and upper cover plate 27
There is V-type swing rod 22,27 upper end of upper cover plate is hinged in the middle part of V-type swing rod 22,22 outer end of V-type swing rod and the transmission of locating cover 21 cooperate, V
22 inner end of type swing rod, which penetrates upper cover plate 27 and is driven with auxiliary pump axis 8, to be cooperated, and corresponding auxiliary pump axis 8 is equipped with driving boss, V-type pendulum
22 inner end of bar is connected to below driving boss.
The drive mechanism includes that the drive block 24 of 8 upper end of auxiliary pump axis is arranged in and is arranged in 14 lower end groove of main pump shaft
Driver slot 31 in 30, drive block 24 and the radial transmission of driver slot 31 cooperate, and drive block 24 is axially movable disengaging or entrance
Driver slot 31.
The mobile position limiting structure includes limit plate 5, baffle 4 and snap-gauge 6, and pair is hingedly arranged in 6 lower end of snap-gauge
In the recess 32 of 8 lower end of pump shaft, and pressure spring 33 is equipped between snap-gauge 6 and the recess 32, the baffle 4 is arranged in 1 lower end of the pump housing
Cooperate with 6 axial limiting of snap-gauge, the setting of limit plate 5 cooperates in 4 lower end of baffle and the radial limit of snap-gauge 6.When work, auxiliary pump
Axis 8 moves down, and 6 upper end of snap-gauge is popped up outward under the action of pressure spring 33, and be connected to limit plate 5 lower end and limit plate 5 it is interior
Side moves up reset under the action of reset spring 25 for limiting auxiliary pump axis 8;Snap-gauge 6 is pressed, snap-gauge 6 overcomes pressure spring 33
Effect enters in the recess 32 of auxiliary pump axis 8, releases limit plate 5, baffle 4 limits the axial movement of auxiliary pump axis 8.
The driving device 16 includes the bracket of motor and support motor, and bracket is divided into suspension body 15 and intermediate support
12, intermediate support 12 is connected to valve body upper end, and suspension body 15 is connected between 12 upper end of bracket, and motor is mounted in suspension body 15
End.
It is equipped with sealing ring 11 between the main pump shaft 14 and pump cover 10, and is equipped with the pressure for compressing sealing ring 11 on the outside of pump cover 10
Lid 13, gland 13 are fixed on pump cover 10, improve the sealing performance between main pump shaft 14 and pump cover 10.
The working principle of the invention pulls downward on adjusting handle 7, drives auxiliary pump axis 8 to move down, the driving on auxiliary pump axis 8 is convex
Platform drives 22 inner end of V-type mandril to move down, and 22 outer end of V-type mandril, which is upturned, jacks up locating cover 21, and locating cover 21 is discharged to positioning
The compression constraint of circle 20, locating ring 20, which discharges, fetters the compression of 18 outer end of blade;Then adjusting handle 7 is rotated, auxiliary pump is driven
Axis 8 rotates, and the driving groove of auxiliary pump axis 8 drives adjusting set 28 to rotate, and 28 driving blade of adjusting set, 18 inner end makes blade 18 around positioning
Axis 19 rotates on upper cover plate 27, and beat occurs in the adjustment hole of adjusting set 28 for 18 inner end of blade, realizes that blade 18 is installed
The adjusting in direction, i.e. angular adjustment between blade 18 and radial direction;Then, press snap-gauge 6, snap-gauge 6 overcome pressure spring 33 into
Enter in the recess 32 of auxiliary pump axis 8, releases limit plate 5 and mobile limit of the baffle 4 to auxiliary pump axis 8, auxiliary pump axis 8 will be in reset spring
Reset is moved up under the action of 25, the drive block 24 of 8 upper end of auxiliary pump axis, which enters in the driver slot 31 of 14 lower end groove of main pump shaft, to be realized
Linkage, locating cover 21 compress locating ring 20 under the action of butterfly spring, and locating ring 20 compresses 18 outer end of blade;Finally driving dress
The rotation of 16 transmission main pump shafts 14 is set, main pump shaft 14 rotates together transmission pump shaft 8 and impeller 3, and impeller 3 carries out water pumping work.
In conclusion the above is merely preferred embodiments of the present invention, being not intended to limit the scope of the present invention.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of vertical centrifugal pump, including the pump housing, pump cover, main pump shaft and driving device, the pump housing has impeller cavity and is located at
The installing port of impeller cavity upper end, pump cover lid are closed in the installing port, and the main pump shaft rotation is threaded through on pump cover, and main pump shaft upper end
Be connected with driving device transmission, it is characterised in that: equipped with impeller and auxiliary pump axis in the impeller cavity, impeller include lower cover plate,
Adjusting set, blade and upper cover plate, lower cover plate are connected with upper cover plate, and upper cover plate is connected with main pump shaft lower end, adjusting set rotation setting
Between lower cover plate and upper cover plate, blade is rotatably arranged on upper cover plate, and blade inner end angle adjustable is threaded through adjusting set
On, the auxiliary pump axis passes through upper cover plate, adjusting set and lower cover plate, and auxiliary pump axis is equipped with and the adjusting set transmission that radially transmission cooperates
Slot, and the driving groove and adjusting set axial sliding fit, the main pump shaft lower end are equipped with groove, and auxiliary pump axis upper end is removable to be protruded into
In the groove, and it is equipped with auxiliary pump axis reset spring in groove, drive mechanism is equipped between groove and auxiliary pump axis, under the auxiliary pump axis
End is threaded through pump housing lower end, and mobile position limiting structure is equipped between auxiliary pump axis lower end and pump housing lower end, and auxiliary pump axis lower end is additionally provided with
Adjusting handle;The upper cover plate is equipped with locating cover, locating ring and positioning table, and the locating ring is arranged in upper cover plate periphery, and
Locating ring and blade outer end compression fit, the locating cover, which can move up and down, to be arranged above upper cover plate, locating cover lower end and fixed
Position circle compression fit, is equipped with butterfly spring between locating cover upper end and positioning table above locating cover, the locating cover with
Between upper cover plate be equipped with V-type swing rod, V-type swing rod outer end and locating cover transmission cooperate, V-type swing rod inner end penetrate upper cover plate and with pair
Pump shaft transmission cooperation, corresponding auxiliary pump axis are equipped with driving boss, and V-type swing rod inner end is connected to below driving boss.
2. vertical centrifugal pump as described in claim 1, it is characterised in that: the drive mechanism includes to be arranged on auxiliary pump axis
Radially transmission cooperates for the drive block at end and the driver slot being arranged in the groove of main pump shaft lower end, drive block and driver slot, and is driven
Block is axially movable disengaging or enters driver slot.
3. vertical centrifugal pump as described in claim 1, it is characterised in that: the mobile position limiting structure includes limit plate, gear
Plate and snap-gauge, the snap-gauge lower end are hingedly arranged in the recess of auxiliary pump axis lower end, and pressure spring is equipped between snap-gauge and the recess,
The baffle plate setting cooperates in pump housing lower end and snap-gauge axial limiting, and end is radially limited with snap-gauge under the baffle for the limit plate setting
Position cooperation.
4. vertical centrifugal pump as described in claim 1, it is characterised in that: the driving device includes motor and support motor
Bracket, bracket is divided into suspension body and intermediate support, and intermediate support is connected to valve body upper end, and suspension body is connected between on bracket
End, motor are mounted on suspension body upper end.
5. vertical centrifugal pump as described in claim 1, it is characterised in that: sealing ring is equipped between the main pump shaft and pump cover,
And the gland for compressing sealing ring is equipped on the outside of pump cover, gland is fixed on pump cover.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910616433.2A CN110296084B (en) | 2019-07-09 | 2019-07-09 | Vertical centrifugal pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910616433.2A CN110296084B (en) | 2019-07-09 | 2019-07-09 | Vertical centrifugal pump |
Publications (2)
Publication Number | Publication Date |
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CN110296084A true CN110296084A (en) | 2019-10-01 |
CN110296084B CN110296084B (en) | 2020-08-25 |
Family
ID=68030843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910616433.2A Active CN110296084B (en) | 2019-07-09 | 2019-07-09 | Vertical centrifugal pump |
Country Status (1)
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CN (1) | CN110296084B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114645870A (en) * | 2022-03-24 | 2022-06-21 | 东风汽车集团股份有限公司 | Water pump, engine and water pump control method of engine |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2033070U (en) * | 1988-06-08 | 1989-02-22 | 梁术华 | Flexible blade centrifugal impeller |
JPH08312595A (en) * | 1995-05-15 | 1996-11-26 | Kubota Corp | Precedent stanby operating pump |
EP1544474A2 (en) * | 2003-12-18 | 2005-06-22 | TCG Unitech Systemtechnik GmbH | Radial pump |
CN2721917Y (en) * | 2004-08-06 | 2005-08-31 | 大连深蓝泵业有限公司 | Vertical pipeline pump |
CN1757935A (en) * | 2004-07-16 | 2006-04-12 | 株式会社不二工机 | Drainage pump |
CN203978921U (en) * | 2014-07-14 | 2014-12-03 | 浙江昌利锻造有限公司 | Heat-dissipating impeller |
CN208950902U (en) * | 2018-11-08 | 2019-06-07 | 合肥恒大江海泵业股份有限公司 | A kind of adjustment of blade angle device |
-
2019
- 2019-07-09 CN CN201910616433.2A patent/CN110296084B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2033070U (en) * | 1988-06-08 | 1989-02-22 | 梁术华 | Flexible blade centrifugal impeller |
JPH08312595A (en) * | 1995-05-15 | 1996-11-26 | Kubota Corp | Precedent stanby operating pump |
EP1544474A2 (en) * | 2003-12-18 | 2005-06-22 | TCG Unitech Systemtechnik GmbH | Radial pump |
CN1757935A (en) * | 2004-07-16 | 2006-04-12 | 株式会社不二工机 | Drainage pump |
CN2721917Y (en) * | 2004-08-06 | 2005-08-31 | 大连深蓝泵业有限公司 | Vertical pipeline pump |
CN203978921U (en) * | 2014-07-14 | 2014-12-03 | 浙江昌利锻造有限公司 | Heat-dissipating impeller |
CN208950902U (en) * | 2018-11-08 | 2019-06-07 | 合肥恒大江海泵业股份有限公司 | A kind of adjustment of blade angle device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114645870A (en) * | 2022-03-24 | 2022-06-21 | 东风汽车集团股份有限公司 | Water pump, engine and water pump control method of engine |
CN114645870B (en) * | 2022-03-24 | 2023-12-08 | 东风汽车集团股份有限公司 | Water pump, engine and water pump control method of engine |
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Publication number | Publication date |
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CN110296084B (en) | 2020-08-25 |
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Effective date of registration: 20210111 Address after: 457000 East Road, 150m north of the intersection of Xindong road and Gaoyang Road, Pudong industrial agglomeration zone, Puyang City, Henan Province Patentee after: Henan Rongwei Industrial Co.,Ltd. Address before: No.63, Maidao North Road, Maidao village, Oubei street, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: Yongjia Qida Intellectual Property Consulting Co.,Ltd. |
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