CN113847497B - Hydraulic engineering pipeline convenient to dismantle - Google Patents
Hydraulic engineering pipeline convenient to dismantle Download PDFInfo
- Publication number
- CN113847497B CN113847497B CN202111218113.5A CN202111218113A CN113847497B CN 113847497 B CN113847497 B CN 113847497B CN 202111218113 A CN202111218113 A CN 202111218113A CN 113847497 B CN113847497 B CN 113847497B
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- Prior art keywords
- sleeve
- hydraulic engineering
- groups
- ring
- groove
- Prior art date
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- 238000003825 pressing Methods 0.000 claims abstract description 30
- 238000001125 extrusion Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/12—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention relates to the technical field of hydraulic engineering pipelines, in particular to a pipeline for hydraulic engineering, which is convenient to detach and comprises the following components: the hydraulic engineering pipes are provided with two groups, and the splicing parts of the two groups of hydraulic engineering pipes are sleeved with sleeves; the lifting connecting piece is arranged on the outer ring surface of the sleeve, and a positioning hole is formed in the outer ring surface of the hydraulic engineering pipe and corresponds to the lifting connecting piece; the flat pushing and extruding part is sleeved on the outer side of the sleeve, a hidden handle is arranged on the outer ring surface of the flat pushing and extruding part, and an anti-loosening traction part is arranged between the flat pushing and extruding part and the side plate of the sleeve; the beneficial effects are as follows: the outer ring surface of the pipeline for the hydraulic engineering, which is convenient to detach, is provided with the positioning holes, when two groups of hydraulic engineering pipes are sleeved by the sleeve, the extruded sleeve ring is rotated along the sleeve to extrude the ejected pressing block into the through hole, and at the moment, the bolts on the surface of the pressing block are inserted into the positioning holes, so that a plurality of groups of bolts are installed on the outer side of the hydraulic engineering pipes at one time.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering pipelines, in particular to a pipeline for hydraulic engineering, which is convenient to detach.
Background
The hydraulic engineering is a built engineering for controlling and allocating surface water and underground water in nature to achieve the aim of removing harm and benefiting. Also known as water engineering. Water is an essential valuable resource for human production and life, but its naturally occurring state does not fully conform to humans; the hydraulic engineering pipeline is an important component in the process of hydraulic engineering paving.
In the prior art, when the water pipeline of hydraulic engineering is used for a long time, the damaged condition of the water pipeline can appear, and workers are required to detach and replace the water pipeline, however, the flow of a connecting ring on the existing pipeline in the current market is complex when the water pipeline is replaced, and the pipeline is connected by adopting a flange plate generally, so that a large number of bolts are required to be assembled and disassembled repeatedly, and the working efficiency of the workers is greatly reduced.
Disclosure of Invention
The invention aims to provide a pipeline for hydraulic engineering, which is convenient to detach, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a pipeline for hydraulic engineering convenient to dismantle, pipeline for hydraulic engineering convenient to dismantle includes:
the hydraulic engineering pipes are provided with two groups, and the splicing parts of the two groups of hydraulic engineering pipes are sleeved with sleeves;
the lifting connecting piece is arranged on the outer ring surface of the sleeve, and a positioning hole is formed in the outer ring surface of the hydraulic engineering pipe and corresponds to the lifting connecting piece; and
The pushing and extruding part is sleeved outside the sleeve, a hidden handle is arranged on the outer ring surface of the pushing and extruding part, and an anti-loosening traction part is arranged between the pushing and extruding part and the side plate of the sleeve.
Preferably, the ring end face of the hydraulic engineering pipe is provided with a sealing gasket, the outer side of the hydraulic engineering pipe is sleeved with a limit ring, the inner ring face of the sleeve is provided with two groups of sealing rings, when the sleeve is sleeved on the outer sides of the two groups of hydraulic engineering pipes, the two groups of limit rings are positioned between the two groups of sealing rings, and the sleeve is of an I-shaped ring cylinder structure.
Preferably, the lifting connecting pieces are provided with two groups, and the two groups of lifting connecting pieces are distributed around the arc surface of the sleeve.
Preferably, the lifting connecting piece comprises a through hole and a pressing block inserted in the through hole, an inclined surface is arranged at the protruding end of the pressing block and faces the flat pushing and extruding piece, the through hole is formed in the surface of the sleeve, a baffle ring is arranged on the inner wall of the through hole, a plug pin is inserted in the baffle ring and fixed on the surface of the pressing block, and an elastic jacking limiting piece is arranged on the surface of the pressing block.
Preferably, the elastic jacking limiting piece comprises a storage groove and a spring connected between the storage groove and the baffle ring, a sliding plate is arranged on the surface of the pressing block and is slidably connected in the guide groove, the guide groove is formed in the inner wall of the through hole, and the storage groove is of a circular cylinder structure.
Preferably, the flat pushing extrusion part comprises a pushing extrusion sleeve ring, a circular ring surface of one side of the pushing extrusion sleeve ring, which is close to the pressing block, is provided with a guide-in groove, an inner ring surface of the pushing extrusion sleeve ring is provided with an inner thread, and an arc surface of the sleeve is provided with an outer thread.
Preferably, the hidden handle comprises a side groove and a handle rod plugged into the side groove, the handle rod is penetrated by the cross rod, the cross rod is fixed on the inner wall of the side groove, and the two side walls of the side groove are respectively provided with a rubber protection strip for limiting the handle rod.
Preferably, a plurality of side grooves are arranged and distributed along the outer ring surface of the extruding sleeve ring.
Preferably, the anti-loosening traction piece comprises a metal traction piece and a clamping head fixed on the surface of the metal traction piece, the clamping head is connected with an annular clamping groove in a matched mode, the clamping head is of a right trapezoid arc strip-shaped structure, the inclined surface of the clamping head faces the extruding sleeve ring, the annular clamping groove is formed in the outer annular surface of the extruding sleeve ring, the annular clamping groove is of a circular cylinder structure, and a jacking piece is arranged between the metal traction piece and the outer annular surface of the sleeve.
Preferably, the jacking piece includes the mounting bracket, and the spiro union is at the jacking screw of mounting bracket surface, and the mounting bracket is "" font structure, and the mounting bracket is provided with two sets of, and two sets of mounting brackets are about sleeve pipe symmetric distribution.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality and has the following advantages:
the outer ring surface of the pipeline for the hydraulic engineering, which is convenient to detach, is provided with the positioning holes, when two groups of hydraulic engineering pipes are sleeved by the sleeve, the extrusion sleeve ring is rotated along the sleeve to extrude the ejected pressing blocks into the through holes, and the bolts on the surface of the pressing blocks are inserted into the positioning holes, so that a plurality of groups of bolts are installed on the outer side of the hydraulic engineering pipes at one time, after the extrusion sleeve ring is rotated, the extrusion sleeve ring does not shade the pressing blocks, and the springs push the pressing blocks to eject outwards, so that the connection efficiency of the sleeve and the hydraulic engineering pipes is greatly improved; when the extruding and pushing lantern ring extrudes the pressing block, the clamping head is pushed into the annular clamping groove, so that the loosening displacement of the extruding and pushing lantern ring is avoided; the outer ring surface of the extruding and pushing lantern ring is additionally provided with a hidden handle rod, the extruding and pushing lantern ring can be rotated without other tools, and the handle rod of the rear part can be pushed into the side groove for storage.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a connection structure of two hydraulic engineering pipes according to the present invention;
FIG. 3 is an enlarged schematic view of the structure shown in FIG. 2A;
FIG. 4 is an enlarged schematic view of the structure shown at B in FIG. 2;
FIG. 5 is an enlarged schematic view of the structure at C in FIG. 4;
FIG. 6 is a schematic diagram of the structure of the briquette according to the present invention.
In the figure: the hydraulic engineering pipe 1, the sleeve 2, the sealing ring 3, the limit ring 4, the sealing gasket 5, the through hole 6, the baffle ring 7, the plug pin 8, the positioning hole 9, the pressing block 10, the sliding plate 11, the guide groove 12, the storage groove 13, the spring 14, the push collar 15, the annular clamping groove 16, the clamping head 17, the metal traction piece 18, the mounting frame 19, the jacking screw 20, the side groove 21, the cross rod 22, the handle rod 23 and the rubber protection strip 24.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: pipeline for hydraulic engineering convenient to dismantle, pipeline for hydraulic engineering convenient to dismantle includes: the hydraulic engineering pipe 1, the hydraulic engineering pipe 1 is provided with two groups, the splicing part of the two groups of hydraulic engineering pipes 1 is sleeved with the sleeve pipe 2, the annular end face of the hydraulic engineering pipe 1 is provided with the sealing gasket 5, the outer side of the hydraulic engineering pipe 1 is sleeved with the limit ring 4, the inner annular face of the sleeve pipe 2 is provided with the two groups of sealing rings 3, when the sleeve pipe 2 is sleeved on the outer side of the two groups of hydraulic engineering pipes 1, the two groups of limit rings 4 are positioned between the two groups of sealing rings 3, and the sleeve pipe 2 is of an I-shaped annular cylinder structure;
the lifting connecting piece is arranged on the outer annular surface of the sleeve 2, the outer annular surface of the hydraulic engineering pipe 1 is provided with a positioning hole 9, and the positioning hole 9 corresponds to the lifting connecting piece; the lifting connecting pieces are arranged in two groups and are distributed around the arc surface of the sleeve 2, each lifting connecting piece comprises a through hole 6 and a pressing block 10 inserted into the through hole 6, the protruding end of each pressing block 10 is provided with an inclined surface, the inclined surface faces towards the flat pushing pressing piece, the through hole 6 is formed in the surface of the sleeve 2, the inner wall of each through hole 6 is provided with a baffle ring 7, a plug pin 8 is inserted into the baffle ring 7, the plug pins 8 are fixed on the surface of each pressing block 10, the surface of each pressing block 10 is provided with an elastic jacking limiting piece, each elastic jacking limiting piece comprises a storage groove 13 and a spring 14 connected between the corresponding storage groove 13 and the corresponding baffle ring 7, the surface of each pressing block 10 is provided with a sliding plate 11, each sliding plate 11 is connected in each guide groove 12 in a sliding mode, each guide groove 12 is formed in the inner wall of the corresponding through hole 6, and each storage groove 13 is of a circular cylinder structure;
the flat pushing extrusion part is sleeved on the outer side of the sleeve 2 and comprises a pushing extrusion sleeve ring 15, a guide-in groove is formed in the annular surface of one side of the pushing extrusion sleeve ring 15, which is close to the pressing block 10, an inner thread is formed in the inner annular surface of the pushing extrusion sleeve ring 15, an outer thread is formed in the arc surface of the sleeve 2, the hidden handle comprises a side groove 21 and a handle rod 23 plugged into the side groove 21, the handle rod 23 is penetrated by a cross rod 22, the cross rod 22 is fixed on the inner wall of the side groove 21, rubber guard strips 24 are arranged on the two side walls of the side groove 21 and limit the handle rod 23, the side groove 21 is distributed in a plurality of mode, the side grooves 21 are distributed along the outer annular surface of the pushing extrusion sleeve ring 15, and the hidden handle is arranged on the outer annular surface of the flat pushing extrusion part;
the anti-loosening traction piece is arranged between the flat pushing extrusion piece and the side plate of the sleeve 2, the anti-loosening traction piece comprises a metal traction piece 18 and a clamping head 17 fixed on the surface of the metal traction piece 18, the clamping head 17 is connected with an annular clamping groove 16 in a matched mode, the clamping head 17 is of a right trapezoid arc strip-shaped structure, the inclined surface of the clamping head 17 faces towards the pushing sleeve ring 15, the annular clamping groove 16 is arranged on the outer annular surface of the pushing sleeve ring 15, the annular clamping groove 16 is of a circular cylinder structure, a jacking piece is arranged between the metal traction piece 18 and the outer annular surface of the sleeve 2, the jacking piece comprises a mounting frame 19 and a jacking screw 20 which is in threaded connection with the surface of the mounting frame 19, the mounting frame 19 is of a -shaped structure, two groups of mounting frames 19 are symmetrically distributed with respect to the sleeve 2.
Working principle: in practical use, refer to fig. 1 and 2, at this moment, two sets of hydraulic engineering pipes 1 are sleeved and connected by sleeve 2, two sets of limit rings 4 are located between two sets of sealing rings 3, sleeve 2 is prevented from sliding at will, and at this moment, bolt 8 is opposite to corresponding locating hole 9, refer to fig. 1, briquetting 10 pops out at this moment, namely bolt 8 is not inserted into corresponding locating hole 9, sleeve 2 and hydraulic engineering pipes 1 are not fixed at this moment, when hydraulic engineering pipes 1 and sleeve 2 need to be connected, handle bar 23 is pulled out from side groove 21, handle bar 23 pushes two sets of rubber protection bars 24 and then is pulled out from side groove 21, handle bar 23 is held by hand to rotate push collar 15 and translate until push collar 15 extrudes briquetting 10 into through hole 6, at this moment spring 14 is in compression state, and bolt 8 is inserted into corresponding locating hole 9, so one-time realize extrusion of multiunit briquetting 10, promote hydraulic engineering pipe 1 and sleeve 2's connection efficiency, and at this moment push collar 15 is blocked by mounting bracket 19, after loose jacking screw 20 moves towards mounting bracket 19, metal sheet 18 jacked by jacking screw 20 moves back until 17 is inserted into annular groove 16, see the state shown in fig. 4.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a use method of pipeline for hydraulic engineering convenient to dismantle which characterized in that: the pipeline for hydraulic engineering convenient to dismantle includes:
the hydraulic engineering pipe (1), the hydraulic engineering pipe (1) is provided with two groups, and the jointing part of the two groups of hydraulic engineering pipes (1) is sleeved with a sleeve (2);
the lifting connecting piece is arranged on the outer annular surface of the sleeve (2), the outer annular surface of the hydraulic engineering pipe (1) is provided with a positioning hole (9), and the positioning hole (9) corresponds to the lifting connecting piece; the flat pushing and extruding part is sleeved on the outer side of the sleeve (2), a hidden handle is arranged on the outer ring surface of the flat pushing and extruding part, and an anti-loosening traction part is arranged between the flat pushing and extruding part and the side plate of the sleeve (2);
the hydraulic engineering pipe is characterized in that a sealing gasket (5) is arranged on the annular end face of the hydraulic engineering pipe (1), a limit ring (4) is sleeved on the outer side of the hydraulic engineering pipe (1), two groups of sealing rings (3) are arranged on the inner annular face of the sleeve (2), when the sleeve (2) is sleeved on the outer side of the two groups of hydraulic engineering pipes (1), the two groups of limit rings (4) are positioned between the two groups of sealing rings (3), and the sleeve (2) is of an I-shaped annular cylinder structure;
the lifting connecting pieces are provided with two groups, and the two groups of lifting connecting pieces are distributed around the arc surface of the sleeve (2);
the lifting connecting piece comprises a through hole (6) and a pressing block (10) inserted into the through hole (6), wherein the protruding end of the pressing block (10) is provided with an inclined plane, the inclined plane faces the flat pushing extrusion piece, the through hole (6) is formed in the surface of the sleeve (2), the inner wall of the through hole (6) is provided with a baffle ring (7), a plug pin (8) is inserted into the baffle ring (7), the plug pin (8) is fixed on the surface of the pressing block (10), and an elastic jacking limiting piece is arranged on the surface of the pressing block (10);
the elastic jacking limiting piece comprises a storage groove (13) and a spring (14) connected between the storage groove (13) and the baffle ring (7), a sliding plate (11) is arranged on the surface of the pressing block (10), the sliding plate (11) is slidably connected in the guide groove (12), the guide groove (12) is formed in the inner wall of the through hole (6), and the storage groove (13) is of a circular cylinder structure;
the flat pushing extrusion part comprises a pushing extrusion sleeve ring (15), a circular ring surface of one side of the pushing extrusion sleeve ring (15) close to the pressing block (10) is provided with a guide-in groove, an inner ring surface of the pushing extrusion sleeve ring (15) is provided with an inner thread, and an arc surface of the sleeve pipe (2) is provided with an outer thread;
the hidden handle comprises a side groove (21) and a handle rod (23) plugged into the side groove (21), wherein the handle rod (23) is penetrated by a cross rod (22), the cross rod (22) is fixed on the inner wall of the side groove (21), and rubber guard bars (24) are arranged on two side walls of the side groove (21) to limit the handle rod (23);
the anti-loosening traction piece comprises a metal traction piece (18) and a clamping head (17) fixed on the surface of the metal traction piece (18), the clamping head (17) is connected with an annular clamping groove (16) in a matched mode, the clamping head (17) is of a right-angle trapezoid arc strip-shaped structure, the inclined surface of the clamping head (17) faces towards the extrusion sleeve ring (15), the annular clamping groove (16) is formed in the outer annular surface of the extrusion sleeve ring (15), the annular clamping groove (16) is of a circular cylinder structure, and a jacking piece is arranged between the metal traction piece (18) and the outer annular surface of the sleeve pipe (2);
when the hydraulic engineering pipe (1) is connected by the sleeve (2) in a sleeved mode, the two groups of limiting rings (4) are located between the two groups of sealing rings (3), the sleeve (2) is prevented from sliding randomly, the plug pin (8) is opposite to the corresponding positioning hole (9), the pressing block (10) is ejected out, namely the plug pin (8) is not inserted into the corresponding positioning hole (9), the sleeve (2) and the hydraulic engineering pipe (1) are not fixed, when the hydraulic engineering pipe (1) and the sleeve (2) are required to be connected, the handle rod (23) is pulled out from the side groove (21), the handle rod (23) pushes the two groups of rubber protection strips (24) and then is pulled out from the side groove (21), the handle rod (23) is held by hands to rotate the push sleeve (15) to translate until the push sleeve (15) extrudes the pressing block (10) into the through hole (6), the spring (14) is in a compressed state, the plug pin (8) is inserted into the corresponding positioning hole (9), multiple groups of pressing blocks (10) are extruded, the hydraulic engineering pipe (1) and the connecting efficiency of the sleeve (2) and the sleeve (2) is required to be connected, the push sleeve (19) is pushed back to the inner portion of the push rod (19) to the push rod (20) to be loosened, and the push rod (20) is pushed back to the push rod (20) to be pushed back, until the clamping head (17) is inserted into the annular clamping groove (16), so that the push-push sleeve (15) is prevented from loosening and translating.
2. The method for using the pipeline for hydraulic engineering, which is convenient to disassemble, according to claim 1, is characterized in that: the side grooves (21) are arranged in a plurality, and the side grooves (21) are distributed along the outer annular surface of the push collar (15).
3. The method for using the pipeline for hydraulic engineering, which is convenient to disassemble, according to claim 1, is characterized in that: the jacking piece comprises a mounting frame (19) and a jacking screw (20) which is in threaded connection with the surface of the mounting frame (19), the mounting frame (19) is of a -shaped structure, the mounting frame (19) is provided with two groups, and the two groups of mounting frames (19) are symmetrically distributed about the sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218113.5A CN113847497B (en) | 2021-10-20 | 2021-10-20 | Hydraulic engineering pipeline convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218113.5A CN113847497B (en) | 2021-10-20 | 2021-10-20 | Hydraulic engineering pipeline convenient to dismantle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113847497A CN113847497A (en) | 2021-12-28 |
| CN113847497B true CN113847497B (en) | 2024-01-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111218113.5A Active CN113847497B (en) | 2021-10-20 | 2021-10-20 | Hydraulic engineering pipeline convenient to dismantle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113847497B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210177498U (en) * | 2019-05-31 | 2020-03-24 | 泰州市恒瑞管桩有限公司 | Tubular pile connecting sleeve structure |
| CN210600595U (en) * | 2019-07-12 | 2020-05-22 | 吉林铁道勘察设计院有限公司 | Novel building water supply and drainage pipe connecting device |
| CN211010333U (en) * | 2019-12-16 | 2020-07-14 | 河北省景县金利铸造有限公司 | Fire hose convenient to connect |
| JP6788859B1 (en) * | 2020-08-06 | 2020-11-25 | 杭州易薪科技創新有限公司 | Antifouling pipeline valve suitable for attachment and detachment |
| CN112483850A (en) * | 2020-11-16 | 2021-03-12 | 湖南有色金属职业技术学院 | Building construction monitoring devices based on BIM technique |
| CN212960303U (en) * | 2020-08-09 | 2021-04-13 | 江苏优珂汽车配件有限公司 | Quick connector for automobile condenser |
| CN213065090U (en) * | 2020-09-02 | 2021-04-27 | 大连东裕祥科技有限公司 | Flow regulation and control valve convenient to connect |
-
2021
- 2021-10-20 CN CN202111218113.5A patent/CN113847497B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210177498U (en) * | 2019-05-31 | 2020-03-24 | 泰州市恒瑞管桩有限公司 | Tubular pile connecting sleeve structure |
| CN210600595U (en) * | 2019-07-12 | 2020-05-22 | 吉林铁道勘察设计院有限公司 | Novel building water supply and drainage pipe connecting device |
| CN211010333U (en) * | 2019-12-16 | 2020-07-14 | 河北省景县金利铸造有限公司 | Fire hose convenient to connect |
| JP6788859B1 (en) * | 2020-08-06 | 2020-11-25 | 杭州易薪科技創新有限公司 | Antifouling pipeline valve suitable for attachment and detachment |
| CN212960303U (en) * | 2020-08-09 | 2021-04-13 | 江苏优珂汽车配件有限公司 | Quick connector for automobile condenser |
| CN213065090U (en) * | 2020-09-02 | 2021-04-27 | 大连东裕祥科技有限公司 | Flow regulation and control valve convenient to connect |
| CN112483850A (en) * | 2020-11-16 | 2021-03-12 | 湖南有色金属职业技术学院 | Building construction monitoring devices based on BIM technique |
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|---|---|
| CN113847497A (en) | 2021-12-28 |
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Effective date of registration: 20231122 Address after: Room 1011, 4 / F, building 5, No. 299, Hangfu Road, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Applicant after: Tongxiang Beite Technology Co.,Ltd. Address before: 312500 No. 33, Jiangnan South Road, Chengguan Town, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Li Ermei |
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