CN103967777B - There is the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section - Google Patents
There is the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section Download PDFInfo
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- CN103967777B CN103967777B CN201410215215.5A CN201410215215A CN103967777B CN 103967777 B CN103967777 B CN 103967777B CN 201410215215 A CN201410215215 A CN 201410215215A CN 103967777 B CN103967777 B CN 103967777B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 239000011248 coating agent Substances 0.000 title claims abstract description 14
- 238000000576 coating method Methods 0.000 title claims abstract description 14
- 230000003139 buffering effect Effects 0.000 title claims abstract description 10
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 239000012535 impurity Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 9
- 238000009940 knitting Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
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- Multiple-Way Valves (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
A kind of have the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section, comprise power plant (7), water plug body (8), outlet pipe (9), intake pipe (10) and feeding water filtering device (20), wherein, described power plant (7) are for providing power for water plug body (8), described water plug body (8) can be produced pressurised stream and be sent by outlet pipe (9), and described intake pipe (10) is for drawing current from water source.
Description
Technical field
The present invention relates to a kind of water plug, relate more particularly to a kind of water plug automatically can removing floccule.
Background technique
Water plug be in agricultural, greenery patches is safeguarded and in industry, widely used one draws water equipment.Because the running environment of water plug is different, water quality is different, therefore, in order to prevent water plug from normally being run by the impurity effect in water, often has filtration drawing water of water plug with the end of intake pipe.
But, due to the powerful suction that water plug is operationally formed, easily by impurity absorption a large amount of in the environs of intake pipe end; And the impurity of some floccule just rests on the filter structure place of intake pipe end; In the course of time, these cotton-shaped impurity are more long-pending thicker, can have an impact, and affect the water-outlet quantity of water plug simultaneously to the water inlet performance of intake pipe, and then waste power, and impact uses; More seriously, the power mechanism of water plug can be caused to occur overload and cause equipment Risk.
The removing of the cotton-shaped impurity of feed-water end filtrating equipment of more existing water plugs generally relies on manually to be carried out.Often have requirement to water quality because existing water plug draws water, and the water plug applied under the occasion that impurity is more also can shift out and cleans from the water source that draws water termly, thus this problem still can be born.But, in some cases, the maintenance of such as urban lawn, water plug needs to draw current from some alternate sources, these alternate sources are such as the rainwater, the even undressed surface runoff water of middle water that reclaim, and these water plug equipment do not have the condition of regularly carrying out manual maintenance, therefore, under this situation for the removing of impurity to ensure that the normal operation of water plug just has active demand.
Summary of the invention
The object of this invention is to provide a kind of water plug system automatically can removing the cotton-shaped impurity screening in water plug suction side, it needs to provide independent power source, and automatically according to specific needs cotton-shaped impurity is removed, or prevent the attachment of cotton-shaped impurity.
The technical solution used in the present invention is as follows:
A kind of have the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section, comprise power plant, water plug body, outlet pipe, intake pipe and feeding water filtering device, wherein, described power plant are used for providing power for water plug body, described water plug body can be produced pressurised stream and be sent by outlet pipe, and described intake pipe is used for drawing current from water source.
Described water plug also comprises pressure return water pipe, the first end of described pressure return water pipe and water outlet fluid communication, described pressure return water pipe extends around described power plant and water plug body and enters in described intake pipe from described first end, and in described intake pipe, continue the second end extending to pressure return water pipe.
Described feeding water filtering device comprises rotatable parts, fixed component and solenoid valve, wherein, fixed component comprises cylindrical barrel portion and fixing frame portion, the upper end portion of cylindrical barrel portion is closed, underpart opening, the inside portion in fixing frame portion is fixedly connected with the periphery of the upper end portion of cylindrical barrel portion, and the lateral part in fixing frame portion is fixedly connected with one end of intake pipe, thus, fixed component is fixed to intake pipe.
Rotatable parts comprise central shaft, bottom lock disk, radial extension joint and rotation and stir part, the upper end of central shaft is tightly connected rotationally by the upper end portion of conical bearing and described cylindrical barrel portion, and the upper end of central shaft is also provided with locking nut, described locking nut can against described conical bearing by the upwards tractive locking of described central shaft; The lower end of described central shaft is fixedly connected with the center of bottom lock disk, the excircle position of the upper surface of described bottom lock disk to be sealed rotationally with the underpart of cylindrical barrel portion by Stamping Steel Ribbon and contacts, thus, described bottom lock disk and described cylindrical barrel portion can surround the chamber being formed and have sealing; The inner side that periphery and the radial direction of the outer circumference portion of described bottom lock disk extend joint is fixedly connected with, the outside that described radial direction extends joint is fixedly connected with the lower end that part is stirred in rotation, the upper end that part is stirred in described rotation is connected by thrust-bearing with intake pipe, and the cotton-shaped impurity attachment in water can be avoided in the outside of periphery and radial extension joint that part is stirred in described rotation when rotating; Described rotation is stirred in part, radial extension joint and fixing frame portion and is provided with the passage supplying water and flow through; The surface area that described central shaft contacts with stator blade is provided with lubricity electroplated coating, the medial extremity that described stator blade engages with described central shaft is provided with has flexible knitting layer, described coating with between knitting layer for can there is sealing coordinate in relative rotation.
Described central shaft is fixedly installed at two diametrically relative rotation blades along its axial direction, and the inside of described cylindrical barrel portion is fixedly installed at two diametrically relative stator blades in their longitudinal direction, central shaft to be arranged between described two stator blades and to be tightly connected rotationally with it, thus, the inner space of described cylindrical barrel portion is divided into four sealing sectors by two stator blades and two rotation blades.
Second end of pressure return water pipe is communicated with the first entrance of solenoid valve, second entrance of solenoid valve be connected the draining connecting tube in the lower end being arranged on intake pipe, first outlet of solenoid valve is connected with the first export pipeline, first export pipeline is divided into the first outlet branch road A and first outlet branch road B, and the first outlet branch road A seals in sector with described four respectively with the first outlet branch road B and is communicated with in two diametrically relative sectors, second outlet of solenoid valve is connected with the second export pipeline, second export pipeline is divided into the second outlet branch road A and second outlet branch road B, and the second outlet branch road A seals in sector with described four respectively with the second outlet branch road B and is communicated with in two other diametrically relative sector, solenoid valve comprises two working staties, in the first operative state, and the first entrance and the first outlet, the second entrance and the second outlet, in a second operative state, the first entrance and the second outlet, the second entrance and the first outlet, solenoid valve controllably periodically can be changed under described two working staties, described first outlet branch road A, first outlet branch road B, the position that second outlet branch road A and the second outlet branch road B are communicated with described sector is all near described stator blade, and described first outlet branch road A, first outlet branch road B, second outlet branch road A and second outlet branch road B all extends in corresponding sector the line segments be formed in cylindrical barrel portion, described line segments is fixedly connected with the upper end portion of described cylindrical barrel portion, and there is rigidity, when described rotation blade rotates, described line segments can be spacing to the rotation limit position of described rotation blade, at the flexible padded coaming of the outer installment of described line segments, impact when colliding for buffering rotation blade and described line segments.
When needs prevent cotton-shaped impurity from adhering to, electromagnetic valve work, when when the first working state, the water of supercharging is fed in two diametrically relative sectors by pressure return water pipe, and be communicated with draining connecting tube in two other diametrically relative sector, thus two rotation blades are rotated with first direction; When solenoid valve is transformed into the second working state, be communicated with draining connecting tube in two diametrically relative sectors, the water of supercharging is fed to two other sector described in diametrically relative by pressure return water pipe, thus two rotation blades are rotated with second direction; Thus, described rotation can be driven to stir part for central shaft and the radial joint periodic reverse that extends rotates, thus prevents cotton-shaped impurity to be attached on feeding water filtering device.
By above-mentioned technological scheme, owing to make use of the hydraulic pressure produced when water plug runs, without the need to providing Power Component in addition, save equipment cost and maintenance cost.Meanwhile, carry out periodicity commutation owing to employing solenoid valve, can effectively realize oscillatory type to-and-fro motion, effectively cotton-shaped impurity is prevented and removed, it controls flexibly, directly to close, and can not affect the normal operation of Whole Equipment without the need to using when to it simultaneously.Because draining connecting tube is arranged in intake pipe, suction when can simultaneously utilize water plug to run, and the water of discharging can be siphoned away by water plug simultaneously, thus realize the circulation of current, reduce ability waste.The connecting pipeline of four sectors is arranged on the position near stator blade, at utmost can guarantees the activity space of rotation blade, a kind of physics can be provided spacing for the motion of rotation blade simultaneously, guarantee equipment reliability of operation.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the general structure of water plug system of the present invention;
Fig. 2 is longitudinal schematic diagram of the general structure of the intake pipe terminal filter of water plug system of the present invention.
Fig. 3 is the end view of the intake pipe terminal filter of water plug system of the present invention, it illustrates the power running principle of filtrating equipment.
Fig. 4 is the distribution schematic diagram of the electroplated coating of the central shaft of band electroplated coating.
Fig. 5 is the position view of buffering type position-limiting tube section in longitudinal view.
Embodiment
Below in conjunction with accompanying drawing 1-5, the present invention is described in detail.
A kind of have the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section, comprise power plant 7, water plug body 8, outlet pipe 9, intake pipe 10 and feeding water filtering device 20, wherein, described power plant 7 are for providing power for water plug body 8, described water plug body 8 can be produced pressurised stream and be sent by outlet pipe 9, and described intake pipe 10 is for drawing current from water source.
Described water plug also comprises pressure return water pipe 4, the first end of described pressure return water pipe 4 is communicated with outlet pipe 9 fluid, described pressure return water pipe 4 extends around described power plant 7 and water plug body 8 and enters in described intake pipe 10 from described first end, and in described intake pipe 10, continue the second end 40 extending to pressure return water pipe 4.
Described feeding water filtering device 20 comprises rotatable parts 2, fixed component 1 and solenoid valve 6, wherein, fixed component 1 comprises cylindrical barrel portion 102 and fixing frame portion 101, the upper end portion of cylindrical barrel portion 102 is closed, underpart opening, the inside portion in fixing frame portion 101 is fixedly connected with the periphery of the upper end portion of cylindrical barrel portion 102, and the lateral part in fixing frame portion 101 is fixedly connected with one end of intake pipe 10, thus, fixed component 1 is fixed to intake pipe 10.
Rotatable parts 2 comprise central shaft 21, bottom lock disk 24, radial extension joint 25 and rotation and stir part 23, the upper end of central shaft 21 is tightly connected rotationally by the upper end portion of conical bearing 121 with described cylindrical barrel portion 102, and the upper end of central shaft 21 is also provided with locking nut 122, described locking nut 122 can against described conical bearing 121 by the upwards tractive locking of described central shaft 21; The lower end of described central shaft 21 is fixedly connected with the center of bottom lock disk 24, the excircle position of the upper surface of described bottom lock disk 24 to be sealed rotationally with the underpart of cylindrical barrel portion 102 by Stamping Steel Ribbon 120 and contacts, thus, described bottom lock disk 24 can surround with described cylindrical barrel portion 102 chamber being formed and have sealing; The inner side that periphery and the radial direction of the outer circumference portion of described bottom lock disk 24 extend joint 25 is fixedly connected with, the outside that described radial direction extends joint 25 is fixedly connected with the lower end that part 23 is stirred in rotation, the upper end that part 23 is stirred in described rotation is connected by thrust-bearing 29 with intake pipe 10, and the cotton-shaped impurity attachment in water can be avoided in the outside of periphery and radial extension joint 25 that part 23 is stirred in described rotation when rotating; Described rotation is stirred in part 23, radial extension joint 25 and fixing frame portion 101 and is provided with the passage supplying water and flow through; The surface area that described central shaft 21 contacts with stator blade 26 is provided with lubricity electroplated coating 221, the medial extremity that described stator blade engages with described central shaft 21 is provided with has flexible knitting layer 261, described coating 221 with between knitting layer 261 for can there is sealing coordinate in relative rotation.
Described central shaft 21 is fixedly installed at two diametrically relative rotation blades 22 along its axial direction, and the inside of described cylindrical barrel portion 102 is fixedly installed at two diametrically relative stator blades 26 in their longitudinal direction, central shaft 21 to be arranged between described two stator blades 26 and to be tightly connected rotationally with it, thus, the inner space of described cylindrical barrel portion 102 is divided into four sealing sectors by two stator blades 26 and two rotation blades 22.
Second end 40 of pressure return water pipe 4 is communicated with the first entrance of solenoid valve 6, second entrance of solenoid valve 6 be connected the draining connecting tube 5 in the lower end being arranged on intake pipe 10, first outlet of solenoid valve 6 is connected with the first export pipeline 41, first export pipeline 41 is divided into the first outlet branch road A43 and first outlet branch road B42, and the first outlet branch road A43 seals in sector with described four respectively with the first outlet branch road B42 and is communicated with in two diametrically relative sectors, second outlet of solenoid valve 6 is connected with the second export pipeline 51, second export pipeline 51 is divided into the second outlet branch road A53 and second outlet branch road B52, and the second outlet branch road A53 seals in sector with described four respectively with the second outlet branch road B52 and is communicated with in two other diametrically relative sector, solenoid valve 6 comprises two working staties, in the first operative state, and the first entrance and the first outlet, the second entrance and the second outlet, in a second operative state, the first entrance and the second outlet, the second entrance and the first outlet, solenoid valve 6 controllably periodically can be changed under described two working staties, described first outlet branch road A43, first outlet branch road B42, the position that second outlet branch road A53 and the second outlet branch road B52 are communicated with described sector is all near described stator blade 26, and described first outlet branch road A43, first outlet branch road B42, second outlet branch road A53 and second outlet branch road B52 all extends in corresponding sector the line segments 4523 be formed in cylindrical barrel portion, described line segments is fixedly connected with the upper end portion of described cylindrical barrel portion, and there is rigidity, when described rotation blade rotates, described line segments can be spacing to the rotation limit position of described rotation blade, at the flexible padded coaming of the outer installment of described line segments, impact when colliding for buffering rotation blade and described line segments.
When needs prevent cotton-shaped impurity from adhering to, solenoid valve 6 works, when when the first working state, the water of supercharging is fed in two diametrically relative sectors by pressure return water pipe 4, and be communicated with draining connecting tube 5 in two other diametrically relative sector, thus two rotation blades 22 are rotated with first direction; When solenoid valve 6 is transformed into the second working state, be communicated with draining connecting tube 5 in two diametrically relative sectors, the water of supercharging is fed to two other sector described in diametrically relative by pressure return water pipe 4, thus two rotation blades 22 are rotated with second direction; Thus, described rotation can be driven to stir part 23 for central shaft 21 and radial joint 25 periodic reverse that extends rotates, thus prevents cotton-shaped impurity to be attached on feeding water filtering device 20.
Claims (1)
1. one kind has the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section, comprise power plant (7), water plug body (8), outlet pipe (9), intake pipe (10) and feeding water filtering device (20), wherein, described power plant (7) are for providing power for water plug body (8), described water plug body (8) can be produced pressurised stream and be sent by outlet pipe (9), described intake pipe (10) is for drawing current from water source, it is characterized in that
Described water plug also comprises pressure return water pipe (4), the first end of described pressure return water pipe (4) is communicated with outlet pipe (9) fluid, described pressure return water pipe (4) extends around described power plant (7) and water plug body (8) and enters in described intake pipe (10) from described first end, and in described intake pipe (10), continue the second end (40) extending to pressure return water pipe (4);
Described feeding water filtering device (20) comprises rotatable parts (2), fixed component (1) and solenoid valve (6), wherein, fixed component (1) comprises cylindrical barrel portion (102) and fixing frame portion (101), the upper end portion of cylindrical barrel portion (102) is closed, underpart opening, the inside portion in fixing frame portion (101) is fixedly connected with the periphery of the upper end portion of cylindrical barrel portion (102), and the lateral part of fixing frame portion (101) is fixedly connected with one end of intake pipe (10), thus, fixed component (1) is fixed to intake pipe (10);
Rotatable parts (2) comprise central shaft (21), bottom lock disk (24), radial extension joint (25) and rotation and stir part (23), the upper end of central shaft (21) is tightly connected rotationally by the upper end portion of conical bearing (121) with described cylindrical barrel portion (102), and the upper end of central shaft (21) is also provided with locking nut (122), described locking nut (122) can against described conical bearing (121) by described central shaft (21) upwards tractive locking; The lower end of described central shaft (21) is fixedly connected with the center of bottom lock disk (24), the excircle position of the upper surface of described bottom lock disk (24) is sealed rotationally with the underpart of cylindrical barrel portion (102) by Stamping Steel Ribbon (120) and contacts, thus, described bottom lock disk (24) and described cylindrical barrel portion (102) can surround the chamber being formed and have sealing; The inner side that periphery and the radial direction of the outer circumference portion of described bottom lock disk (24) extend joint (25) is fixedly connected with, the outside that described radial direction extends joint (25) is fixedly connected with the lower end that part (23) is stirred in rotation, the upper end that part (23) is stirred in described rotation is connected by thrust-bearing (29) with intake pipe (10), and the cotton-shaped impurity attachment in water can be avoided in the outside of periphery and radial extension joint (25) that part (23) is stirred in described rotation when rotating; Described rotation is stirred in part (23), radial extension joint (25) and fixing frame portion (101) and is provided with the passage supplying water and flow through; The surface area that described central shaft (21) contacts with stator blade (26) is provided with lubricity electroplated coating (221), the medial extremity that described stator blade engages with described central shaft (21) is provided with has flexible knitting layer (261), for can have coordinating of sealing in relative rotation between described coating (221) with knitting layer (261);
Described central shaft (21) is fixedly installed two diametrically relative rotation blades (22) along its axial direction, and the inside of described cylindrical barrel portion (102) is fixedly installed two diametrically relative stator blades (26) in their longitudinal direction, central shaft (21) to be arranged between described two stator blades (26) and to be tightly connected rotationally with it, thus, the inner space of described cylindrical barrel portion (102) is divided into four sealing sectors by two stator blades (26) and two rotation blades (22)
Second end (40) of pressure return water pipe (4) is communicated with the first entrance of solenoid valve (6), second entrance of solenoid valve (6) be connected the draining connecting tube (5) in the lower end being arranged on intake pipe (10), first outlet of solenoid valve (6) is connected with the first export pipeline (41), first export pipeline (41) is divided into the first outlet branch road A(43) and the first outlet branch road B(42), the first outlet branch road A(43) and first export branch road B(42) seal in sector with described four respectively and be communicated with in two diametrically relative sectors, second outlet of solenoid valve (6) is connected with the second export pipeline (51), second export pipeline (51) is divided into the second outlet branch road A(53) and the second outlet branch road B(52), the second outlet branch road A(53) and second export branch road B(52) seal in sector with described four respectively and be communicated with in two other diametrically relative sector, solenoid valve (6) comprises two working staties, in the first operative state, and the first entrance and the first outlet, the second entrance and the second outlet, in a second operative state, the first entrance and the second outlet, the second entrance and the first outlet, solenoid valve (6) controllably periodically can be changed under described two working staties, described first outlet branch road A(43), first outlet branch road B(42), second outlet branch road A(53) and second export branch road B(52) position that is communicated with described sector is all near described stator blade (26), and described first outlet branch road A(43), first outlet branch road B(42), second outlet branch road A(53) and the second outlet branch road B(52) all extend in corresponding sector the line segments (4523) be formed in cylindrical barrel portion, described line segments is fixedly connected with the upper end portion of described cylindrical barrel portion, and there is rigidity, when described rotation blade rotates, described line segments can be spacing to the rotation limit position of described rotation blade, at the flexible padded coaming of the outer installment of described line segments, impact when colliding for buffering rotation blade and described line segments,
When needs prevent cotton-shaped impurity from adhering to, solenoid valve (6) works, when when the first working state, the water of supercharging is fed in two diametrically relative sectors by pressure return water pipe (4), and be communicated with draining connecting tube (5) in two other diametrically relative sector, thus two rotation blades (22) are rotated with first direction; When solenoid valve (6) is transformed into the second working state, be communicated with draining connecting tube (5) in two diametrically relative sectors, the water of supercharging is fed to two other sector described in diametrically relative by pressure return water pipe (4), thus two rotation blades (22) are rotated with second direction; Thus, described rotation can be driven to stir part (23) for central shaft (21) and radial joint (25) periodic reverse that extends rotates, thus prevents cotton-shaped impurity to be attached on feeding water filtering device (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410215215.5A CN103967777B (en) | 2014-05-21 | 2014-05-21 | There is the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410215215.5A CN103967777B (en) | 2014-05-21 | 2014-05-21 | There is the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103967777A CN103967777A (en) | 2014-08-06 |
| CN103967777B true CN103967777B (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410215215.5A Active CN103967777B (en) | 2014-05-21 | 2014-05-21 | There is the band central shaft of electroplated coating and the water plug in buffering type position-limiting tube section |
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| CN (1) | CN103967777B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5730517A (en) * | 1980-07-31 | 1982-02-18 | Iijima Seimitsu Kogyo Kk | Introduction of fluid into fluid pathway |
| CN201342273Y (en) * | 2008-10-31 | 2009-11-11 | 石河子大学 | Head for subpressure filtration and automatic back-washing in water intake project of arenose surface water source |
| CN201519513U (en) * | 2009-09-28 | 2010-07-07 | 刘林沛 | Full-automatic urban domestic sewage waterpower catch basin |
| CN202402282U (en) * | 2012-01-05 | 2012-08-29 | 温州市华威机械有限公司 | Filtering and clearing device for intake port of pump |
| CN203060956U (en) * | 2013-01-03 | 2013-07-17 | 青岛科创新能源科技有限公司 | Drum type blocking preventing device of sewage or surface water source heat pump system |
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2014
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Effective date of registration: 20160630 Address after: 300060, Tianjin, Hexi District Lake Road, Binhu building, a negative room B106 Patentee after: TIANJIN YUANBO TECHNOLOGY CO.,LTD. Address before: 311815 Zhuji City, Shaoxing Province, the town of second dock Shen village, No. 265 Patentee before: Wang Xiannv |
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Effective date of registration: 20170904 Address after: 062450 Cangzhou City, Hebei Province Hejian City People Ju Guo Zhuang Cun Xiang sun No. 010 Co-patentee after: Liu Xianhuo Patentee after: Liu Xiangping Address before: 300060, Tianjin, Hexi District Lake Road, Binhu building, a negative room B106 Patentee before: TIANJIN YUANBO TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20180614 Address after: 400900 Chongqing Shuangqiao economic and Technological Development Zone, new village, Gou Gou junction. Patentee after: Chongqing Zheng Xu environmental protection & Technology Co.,Ltd. Address before: 062450 No. 010, sun Guo Zhuang village, Li Min Ju Township, Hejian City, Cangzhou, Hebei Co-patentee before: Liu Xianhuo Patentee before: Liu Xiangping |
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Effective date of registration: 20190624 Address after: 244002 Shizishan Development Zone, Tongling City, Anhui Province Patentee after: TONGLING JING TE MACHINERY Co.,Ltd. Address before: 400900 Chongqing Shuangqiao economic and Technological Development Zone, new village, Gou Gou junction. Patentee before: Chongqing Zheng Xu environmental protection & Technology Co.,Ltd. |
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Denomination of invention: Pumping device with central shaft with electroplated coating and buffer limit pipe section Effective date of registration: 20220614 Granted publication date: 20160224 Pledgee: Tongling Jinshi Financing Guarantee Co.,Ltd. Pledgor: TONGLING JING TE MACHINERY Co.,Ltd. Registration number: Y2022980007663 |
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Date of cancellation: 20230809 Granted publication date: 20160224 Pledgee: Tongling Jinshi Financing Guarantee Co.,Ltd. Pledgor: TONGLING JING TE MACHINERY Co.,Ltd. Registration number: Y2022980007663 |
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