CN116181979A - Pipeline connector for hydraulic engineering - Google Patents
Pipeline connector for hydraulic engineering Download PDFInfo
- Publication number
- CN116181979A CN116181979A CN202310261921.2A CN202310261921A CN116181979A CN 116181979 A CN116181979 A CN 116181979A CN 202310261921 A CN202310261921 A CN 202310261921A CN 116181979 A CN116181979 A CN 116181979A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- sleeve
- ring
- hydraulic engineering
- locking
- 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.)
- Withdrawn
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Classifications
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- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0206—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the collar not being integral with the pipe
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- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
- F16L19/0218—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means comprising only sealing rings
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to a connector, in particular to a pipeline connector for hydraulic engineering. The invention aims to provide a pipeline connector for hydraulic engineering, which is more convenient to operate and can improve the assembly efficiency. The technical implementation scheme of the invention is as follows: the utility model provides a pipeline connector for hydraulic engineering, is including connecting tube, pipeline boss, connection external screw thread cover, solid fixed ring and clamping component, and connecting tube both sides all are connected with the pipeline boss, and the connection external screw thread cover is provided with two, and two connection external screw thread covers are used for pegging graft in the pipeline of both sides respectively, and one side that two connection external screw thread covers kept away from each other all is connected with solid fixed ring, is equipped with clamping component on the solid fixed ring. In the process of connecting pipelines, the connecting between different conveying pipelines can be realized only by putting the connecting external thread sleeve and the fixing ring and rotating the rotating sleeve, so that the connecting operation is more convenient, and the connecting efficiency can be improved.
Description
Technical Field
The invention relates to a connector, in particular to a pipeline connector for hydraulic engineering.
Background
In hydraulic engineering, the water flow is usually transmitted by adopting an open channel mode, but in the aspect of some transmission pipelines and some auxiliary facilities, the water flow is transmitted by adopting a pipeline transmission mode, but in the hydraulic engineering, the pipelines are usually transmitted in an auxiliary transmission mode, so that the pipelines are assembled by directly taking materials on site, the pipeline length is easy to be unsuitable, and a connecting structure is needed to be adopted for connecting two groups of pipelines.
The existing pipeline connection mode generally adopts modes such as hot melting and welding to connect pipelines, but in the construction of hydraulic engineering, the pipeline connection mode such as hot melting and welding is inconvenient to use in the environment with water, so that the pipeline connection mode in the hydraulic engineering can be realized by adopting a flange connection mode, a large number of bolts and nuts are needed when the flange is used for assembly, the bolts and the nuts are needed to be screwed for connection, a plurality of bolts and nuts are needed to be screwed for each operation, the operation process is complex, and the assembly efficiency is low.
Disclosure of Invention
In view of the above, the present invention provides a pipe connector for hydraulic engineering, which is more convenient to operate and can improve assembly efficiency.
The technical implementation scheme of the invention is as follows: the utility model provides a pipeline connector for hydraulic engineering, including connecting tube, the pipeline boss, connect the external screw thread cover, solid fixed ring, clamp assembly and coupling assembling, connecting tube both sides all are connected with the pipeline boss, connect the external screw thread cover and be provided with two, two connect the external screw thread cover and be used for pegging graft in the pipeline of both sides respectively, two connect one side that the external screw thread cover kept away from each other all are connected with solid fixed ring, be equipped with clamp assembly on the solid fixed ring, clamp assembly is used for fixing connecting external screw thread cover and solid fixed ring on pipeline, be equipped with coupling assembling on the connecting tube, coupling assembling is used for connecting tube and connecting the external screw thread cover.
Optionally, the clamping assembly is including annular extrusion frame, first elastic component and clamp ring, and the equal slidingtype in one side that both sides solid fixed ring is close to each other is connected with annular extrusion frame, is connected with first elastic component between annular extrusion frame and the solid fixed ring, and the slip type is provided with the clamp ring in the solid fixed ring, and annular extrusion frame removes and can extrude the clamp ring and remove and paste tight pipeline to with connecting external screw thread cover and solid fixed ring and fix on pipeline.
Optionally, coupling assembling is including rotatory sleeve and sleeve boss, and connecting tube both sides all slip-type are provided with rotatory sleeve, and two rotatory sleeves can be with two connection external screw thread cover threaded connection respectively, and two rotatory sleeve inside one side that is close to each other all are connected with the sleeve boss, and the sleeve boss can support the pipeline boss.
Optionally, an annular groove is formed on the inner side of the connecting external thread sleeve and used for assembling the conveying pipeline.
Optionally, the locking mechanism is further provided with a locking mechanism, the locking mechanism comprises locking rings, guide rods and locking balls, the locking rings are connected to one sides, away from each other, of the two sides of the locking rings, guide grooves are uniformly formed in the locking rings at intervals along the circumferential direction, the guide rods are connected to the guide rods in a sliding mode, the locking balls are connected to the guide rods and can penetrate through the locking rings, the locking balls can be driven to move downwards by rotation of the locking rings, and the locking balls move downwards to abut against the conveying pipeline so as to fix the locking rings and the fixing rings on the conveying pipeline.
Optionally, the compensation assembly further comprises a compensation pipeline and a second elastic piece, the compensation pipeline is connected in the connecting external thread sleeve in a sliding mode, the compensation pipeline can slide out of the end portion of the connecting external thread sleeve, and the second elastic piece is connected between the compensation pipeline and the connecting external thread sleeve.
Optionally, the rotary sleeve further comprises an inner sleeve and a knob, wherein one sides of the rotary sleeves at two sides, which are close to each other, are connected with the inner sleeve through threads, and one ends of the inner sleeves at two sides, which are close to each other, are connected with the knob.
Optionally, still including seal assembly, seal assembly is including sealing ring, sealing washer and sealing washer, and the one side that both sides pipeline boss is close to each other all is connected with sealing washer, and sleeve boss inner circle is connected with the sealing washer, and the recess position of connecting the external screw thread cover is provided with the sealing ring.
Optionally, the outwardly facing side of the sealing ring is provided with an inclined surface to facilitate insertion of the delivery conduit.
The invention has the following advantages: 1. in the process of connecting pipelines, the connecting between different conveying pipelines can be realized only by putting the connecting external thread sleeve and the fixing ring and rotating the rotating sleeve, so that the connecting operation is more convenient, and the connecting efficiency can be improved.
2. When the rotary sleeve is rotated, the locking ball can be driven to prop against the conveying pipeline to fix the conveying pipeline, so that the position of the fixing ring and the position of the connecting external thread sleeve are prevented from being deviated due to water flow impact in the process of conveying water flow through the conveying pipeline and the connecting pipeline.
3. In the assembly process, if the conveying pipeline is cut off too much, the missing section of pipeline can be compensated by the compensation pipeline, and certain errors can be adapted during trimming, so that accurate measurement is not needed for trimming, and the operation is more convenient.
4. The connector can protect the connecting pipeline through the inner sleeve, and can also support the connecting pipeline in the water flow conveying process, so that the position deviation of the connector, caused by the impact of water flow, of the parts and devices is avoided.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a connecting pipe and a boss of the pipe according to the present invention.
Fig. 3 is a first partial cross-sectional view of the present invention.
Fig. 4 is a schematic perspective view of the connecting parts of the invention, such as the external thread sleeve, the fixing ring, the annular extrusion frame, etc.
Fig. 5 is a cross-sectional view of the connecting tube, tube boss, rotating sleeve and sleeve boss of the present invention.
Fig. 6 is a schematic perspective view of the locking mechanism, inner sleeve, knob, etc. of the present invention.
Fig. 7 is a cross-sectional view of the locking mechanism of the present invention.
Fig. 8 is a schematic perspective view of the seal assembly and compensation assembly of the present invention.
Fig. 9 is a second partial cross-sectional view of the present invention.
Meaning of reference numerals in the drawings: 1: connecting pipe, 11: pipeline boss, 2: and (2) connecting an external thread sleeve, and 21: fixing ring, 22: annular extrusion frame, 23: first elastic member, 24: clamping ring, 3: rotating sleeve, 31: sleeve boss, 4: locking ring, 41: guide bar, 42: locking ball, 51: compensating piping, 52: second elastic member, 6: inner sleeve, 61: knob, 71: sealing ring, 72: gasket, 73: sealing ring, 100: and a conveying pipeline.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present invention more apparent. It is only stated that the terms of orientation such as up, down, left, right, front, back, inner, outer, etc. used in this document or the imminent present invention, are used only with reference to the drawings of the present invention, and are not meant to be limiting in any way.
Example 1
The utility model provides a pipeline connector for hydraulic engineering, as shown in fig. 1-5, including connecting pipeline 1, pipeline boss 11, connect the external screw thread cover 2, solid fixed ring 21, clamp assembly and coupling assembling, the both sides all are connected with pipeline boss 11 about the connecting pipeline 1 extrados, connect the external screw thread cover 2 and be provided with two, two connect the external screw thread cover 2 and be used for pegging graft in the pipeline 100 of both sides respectively, two one side that connects the external screw thread cover 2 and keep away from each other all is connected with solid fixed ring 21, gu be equipped with clamp assembly on the fixed ring 21, clamp assembly can clip pipeline 100, be used for fixing connecting external screw thread cover 2 and solid fixed ring 21 on pipeline 100, be equipped with coupling assembling on the connecting pipeline 1, coupling assembling is used for connecting pipeline 1 and connecting external screw thread cover 2, the annular groove has been seted up to the connection external screw thread cover 2 inboard, be used for assembling pipeline 100, when assembling connecting external screw thread cover 2 on pipeline 100, pipeline 100 is being able to insert annular groove department, in order to connect the assembly of external screw thread cover 2 and pipeline 100.
As shown in fig. 3, the clamping assembly comprises an annular extrusion frame 22, a first elastic member 23 and a clamping ring 24, wherein the annular extrusion frame 22 is slidably connected to one side of the two sides of the fixed ring 21, which is close to each other, the first elastic member 23 is connected between the annular extrusion frame 22 and the fixed ring 21, the first elastic member 23 is a compression spring, the clamping ring 24 is slidably arranged on the inner ring of the fixed ring 21, the clamping ring 24 can penetrate out of the fixed ring 21 to contact with the conveying pipeline 100, the outer cambered surface of one side of the clamping ring 24, which is close to the annular extrusion frame 22, is obliquely arranged, and the annular extrusion frame 22 contacts with the oblique part of the clamping ring 24, so that the annular extrusion frame 22 can be tightly attached to the conveying pipeline 100 by extruding the clamping ring 24 through the oblique part of the clamping ring 24 during moving, and the connecting external thread sleeve 2 and the fixed ring 21 are fixed on the conveying pipeline 100.
As shown in fig. 3 and 5, the connecting assembly comprises a rotating sleeve 3 and a sleeve boss 31, the upper side and the lower side of the connecting pipeline 1 are both provided with the rotating sleeve 3 in a sliding mode, the two rotating sleeves 3 can be respectively connected with the two connecting external thread sleeves 2 in a threaded mode, sleeve bosses 31 are connected to one sides, close to each other, of the two rotating sleeves 3, and the sleeve bosses 31 can prop against the pipeline bosses 11.
When the pipeline connection is needed, the connector can be used, when the connector is used, the connecting external thread sleeve 2 and the fixing ring 21 are sleeved on the two conveying pipelines 100 respectively, then the connecting pipeline 1 is placed between the two conveying pipelines 100, the rotating sleeves 3 on two sides are pulled to be far away from each other to be connected with the external threads of the connecting external thread sleeve 2, then the rotating sleeves 3 are rotated, the rotating sleeves 3 move towards the direction of the connecting external thread sleeve 2 through threads between the rotating sleeves 3 and the connecting external thread sleeve 2, the rotating sleeves 3 can contact with the annular extrusion frame 22 and extrude the annular extrusion frame 22 to move together when moving, the first elastic piece 23 is compressed, the annular extrusion frame 22 can extrude the clamping ring 24 to shrink inwards when moving, the clamping ring 24 can clamp the conveying pipeline 100, so that the connecting external thread sleeve 2 and the fixing ring 21 are fixed at the conveying pipeline 100, the sleeve boss 31 of the rotating sleeve 3 is also propped against the pipeline boss 11 of the connecting pipeline 1, and when the rotating sleeves 3 on two sides are connected onto the connecting external thread sleeve 2, the connecting pipeline can be connected with the connecting pipeline 100 through the rotating sleeve 3, and the connecting pipeline 1 can be connected with the connecting pipeline 100 when the rotating sleeve 3 is more efficiently, and the connecting pipeline connection is realized.
Example 2
On the basis of embodiment 1, as shown in fig. 6 and 7, the locking mechanism further comprises a locking ring 4, a guide rod 41 and a locking ball 42, wherein the locking ring 4 is connected to one side, away from each other, of each fixing ring 21, guide grooves are uniformly formed in the locking ring 4 at intervals along the circumferential direction, one end of each guide groove is high, the other end of each guide groove is low, the height direction of each guide groove is consistent, the guide rods 41 are connected in a sliding mode, the locking balls 42 are connected to the guide rods 41, the locking balls 42 can penetrate through the locking rings 4, the locking rings 4 can rotate to drive the guide grooves to rotate, the upper ends of the guide grooves gradually rotate to the lower ends when the guide grooves rotate, so that the guide rods 41 are extruded to gradually move downwards, the locking balls 42 are driven to move downwards, and the locking rings 4 and the fixing rings 21 are fixed on the conveying pipeline 100.
When the clamping ring 24 is clamped at the conveying pipeline 100, the sleeve boss 31 of the rotating sleeve 3 also butts against the pipeline boss 11 of the connecting pipeline 1, the rotating sleeve 3 is continuously rotated at the moment, the rotating sleeve 3 can not move leftwards any more, the connecting external thread sleeve 2 and the fixing ring 21 can be driven to rotate together, the fixing ring 21 drives the locking ring 4 to rotate when rotating, the locking ring 4 can extrude the guide rod 41 to move towards the conveying pipeline 100 through the sliding groove on the guide rod 41 when rotating, the guide rod 41 drives the locking ball 42 to move together when moving, the locking ball 42 moves to prop against the conveying pipeline 100, the conveying pipeline 100 is further fixed, and the position of the conveying pipeline 100 is prevented from shifting.
As shown in fig. 8 and 9, the compensation assembly further comprises a compensation pipe 51 and a second elastic member 52, a sliding groove is formed in the connecting external thread sleeve 2, the sliding groove extends to the end part of the connecting external thread sleeve 2, the compensation pipe 51 is connected in the sliding groove of the connecting external thread sleeve 2 in a sliding manner, the compensation pipe 51 can slide out of the end part of the connecting external thread sleeve 2, the second elastic member 52 is connected between the compensation pipe 51 and the connecting external thread sleeve 2, and the second elastic member 52 is a buffer spring.
After the connecting external thread sleeve 2 and the fixing ring 21 are installed into the conveying pipeline 100, if the length of the conveying pipeline 100 is insufficient, the connecting pipeline 1 is connected with the compensating pipeline 51, if the length of the conveying pipeline 100 is sufficient, the connecting external thread sleeve 2 is directly connected with the connecting pipeline 1, the compensating pipeline 51 can be extruded into the connecting external thread sleeve 2, so that the missing length can be compensated when the length of the conveying pipeline 100 is insufficient, the cutting is not needed through accurate measurement when the conveying pipeline 100 is cut, a certain error can be caused, and the cutting is more convenient.
As shown in fig. 6, the rotary sleeve further comprises an inner sleeve 6 and a knob 61, wherein one side of the rotary sleeve 3 at two sides, which is close to each other, is connected with the inner sleeve 6 through threads, one end of the rotary sleeve 6 at two sides, which is close to each other, is connected with the knob 61, so that the rotary sleeve 6 at two sides can rotate and can be close to each other through threads on the rotary sleeve 3 at two sides, so that the rotary sleeve 6 at two sides can be propped against each other.
When the rotating sleeve 3 is rotated, the knob 61 can be rotated to drive the inner sleeves 6 to rotate, so that the two inner sleeves 6 are close to each other until the two inner sleeves are propped against each other, at the moment, the inner sleeves 6 can protect the connecting pipeline 1, and meanwhile, the two inner sleeves 6 are propped against each other, so that the supporting function can be achieved when the water flow in the connecting pipeline 1 and the conveying pipeline 100 is impacted.
As shown in fig. 8, the sealing assembly further comprises a sealing ring 71, a sealing gasket 72 and a sealing ring 73, wherein the sealing gasket 72 is connected to one side, close to each other, of the pipe boss 11 at two sides for sealing when the sleeve boss 31 abuts against the pipe boss 11, the sealing ring 73 is connected to the inner ring of the sleeve boss 31 for sealing between the sleeve boss 31 and the connecting pipe 1, the sealing ring 71 is arranged at the groove position of the connecting external thread sleeve 2 for sealing when the conveying pipe 100 is inserted into the connecting external thread sleeve 2, and an inclined surface is arranged at the outward side of the sealing ring 71 for facilitating the insertion of the conveying pipe 100.
While the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made therein without departing from the spirit and scope of the invention as defined in the following claims. Accordingly, the detailed description of the disclosed embodiments is to be taken only by way of illustration and not by way of limitation, and the scope of protection is defined by the content of the claims.
Claims (9)
1. A pipeline connector for hydraulic engineering is characterized by: including connecting tube (1), tube boss (11), connect external screw thread cover (2), solid fixed ring (21), clamping assembly and coupling assembling, connecting tube (1) both sides all are connected with tube boss (11), connect external screw thread cover (2) and be provided with two, two connect external screw thread cover (2) and be used for pegging graft in pipeline (100) of both sides respectively, one side that two connect external screw thread cover (2) kept away from each other all is connected with solid fixed ring (21), gu be equipped with clamping assembly on fixed ring (21), clamping assembly is used for fixing connecting external screw thread cover (2) and solid fixed ring (21) on pipeline (100), be equipped with coupling assembling on connecting tube (1), coupling assembling is used for connecting tube (1) and connecting external screw thread cover (2).
2. A pipe connector for hydraulic engineering according to claim 1, wherein: the clamping assembly comprises an annular extrusion frame (22), a first elastic piece (23) and a clamping ring (24), wherein the annular extrusion frame (22) is connected to one side, close to each other, of each of the two side fixing rings (21) in a sliding mode, the first elastic piece (23) is connected between the annular extrusion frame (22) and the fixing rings (21), the clamping ring (24) is arranged in the sliding mode of the fixing rings (21), the annular extrusion frame (22) can extrude the clamping ring (24) to move and tightly cling to the conveying pipeline (100), and the connecting external thread sleeve (2) and the fixing rings (21) are fixed on the conveying pipeline (100).
3. A pipe connector for hydraulic engineering according to claim 1, wherein: the connecting assembly comprises a rotary sleeve (3) and sleeve bosses (31), the rotary sleeve (3) is arranged on two sides of the connecting pipeline (1) in a sliding mode, the two rotary sleeves (3) are respectively connected with two connecting external thread sleeves (2) in a threaded mode, the sleeve bosses (31) are connected to one sides, close to each other, of the two rotary sleeves (3), and the sleeve bosses (31) can abut against the pipeline bosses (11).
4. A pipe connector for hydraulic engineering according to claim 1, wherein: an annular groove is formed in the inner side of the connecting external thread sleeve (2) and is used for assembling a conveying pipeline (100).
5. A pipe connector for hydraulic engineering according to claim 1, wherein: the novel automatic locking device is characterized by further comprising a locking mechanism, wherein the locking mechanism comprises a locking ring (4), guide rods (41) and locking balls (42), the locking rings (4) are connected to one sides, away from each other, of the two side fixing rings (21), guide grooves are uniformly formed in the locking ring (4) at intervals along the circumferential direction, the guide rods (41) are connected in the guide grooves in a sliding mode, the locking balls (42) are connected to the guide rods (41), the locking balls (42) can penetrate through the locking ring (4), the locking ring (4) can be rotated to drive the locking balls (42) to move downwards, and the locking balls (42) move downwards to abut against a conveying pipeline (100) so as to fix the locking ring (4) and the fixing rings (21) on the conveying pipeline (100).
6. A pipe connector for hydraulic engineering according to claim 1, wherein: the compensation assembly comprises a compensation pipeline (51) and a second elastic piece (52), the compensation pipeline (51) is connected in the connecting external thread sleeve (2) in a sliding mode, the compensation pipeline (51) can slide out of the end portion of the connecting external thread sleeve (2), and the second elastic piece (52) is connected between the compensation pipeline (51) and the connecting external thread sleeve (2).
7. A pipe connector for hydraulic engineering according to claim 1, wherein: the rotary sleeve is characterized by further comprising an inner sleeve (6) and a knob (61), wherein one sides of the rotary sleeves (3) at two sides, which are close to each other, are connected with the inner sleeve (6) through threads, and one ends of the inner sleeves (6) at two sides, which are close to each other, are connected with the knob (61).
8. A pipe connector for hydraulic engineering according to claim 3, wherein: the sealing assembly comprises a sealing ring (71), a sealing gasket (72) and a sealing ring (73), wherein the sealing gasket (72) is connected to one side, close to each other, of each pipeline boss (11) at two sides, the sealing ring (73) is connected to the inner ring of the sleeve boss (31), and the sealing ring (71) is arranged at the groove position for connecting the external thread sleeve (2).
9. A hydraulic engineering pipe connector as defined in claim 8, wherein: an inclined surface is provided on the outward side of the seal ring (71) to facilitate insertion of the delivery pipe (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310261921.2A CN116181979A (en) | 2023-03-17 | 2023-03-17 | Pipeline connector for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310261921.2A CN116181979A (en) | 2023-03-17 | 2023-03-17 | Pipeline connector for hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116181979A true CN116181979A (en) | 2023-05-30 |
Family
ID=86448856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310261921.2A Withdrawn CN116181979A (en) | 2023-03-17 | 2023-03-17 | Pipeline connector for hydraulic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116181979A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117685425A (en) * | 2024-02-02 | 2024-03-12 | 河北巨擎管道制造有限公司 | Energy-saving sealing structure for socket-and-spigot type prefabricated directly-buried heat-insulating pipe |
-
2023
- 2023-03-17 CN CN202310261921.2A patent/CN116181979A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117685425A (en) * | 2024-02-02 | 2024-03-12 | 河北巨擎管道制造有限公司 | Energy-saving sealing structure for socket-and-spigot type prefabricated directly-buried heat-insulating pipe |
| CN117685425B (en) * | 2024-02-02 | 2024-04-16 | 河北巨擎管道制造有限公司 | Energy-saving sealing structure for socket-and-spigot type prefabricated directly-buried heat-insulating pipe |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20230530 |