CN114151637B - Pipeline connection conversion structure - Google Patents
Pipeline connection conversion structure Download PDFInfo
- Publication number
- CN114151637B CN114151637B CN202111501149.4A CN202111501149A CN114151637B CN 114151637 B CN114151637 B CN 114151637B CN 202111501149 A CN202111501149 A CN 202111501149A CN 114151637 B CN114151637 B CN 114151637B
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- clamp spring
- hole
- limiting
- pipe
- lug
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 23
- 210000002445 nipple Anatomy 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- F16L37/14—Joints secured by inserting between mating surfaces an element, e.g. a piece of wire, a pin, a chain
- F16L37/142—Joints secured by inserting between mating surfaces an element, e.g. a piece of wire, a pin, a chain where the securing element is inserted tangentially
- F16L37/148—Joints secured by inserting between mating surfaces an element, e.g. a piece of wire, a pin, a chain where the securing element is inserted tangentially the securing element being flexible
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention belongs to the field of pipelines, and particularly relates to a pipeline connection conversion structure, wherein a main body comprises at least one nipple head, an annular clamping groove is formed in the nipple head, the annular clamping groove penetrates through a nipple head shell along an annular tangent line, and a clamp spring through hole is outwards extended; the outside of the connecting pipe head shell is also provided with a bump, and the clamp spring through hole is communicated with the outside through the bump; the flexible clamp spring penetrates through the clamp spring through hole and is bent along the annular clamping groove; the flexible clamp spring clamps the corresponding groove of the pipe joint. The pipe joint of connecting tube of this application passes through the pipe connection conversion architecture, can be convenient realize the connection of different types pipeline and pipe joint different specifications, adopt jump ring structure insert can, single hand operation need not instrument and installation space requirement, and jump ring parcel degree is good, and the structure is reliable, has better marketing value.
Description
Technical Field
The invention belongs to the field of pipeline valves, and particularly relates to a pipeline connection conversion structure.
Background
With the development of technology, the types of building pipelines are also changing day by day. In the same building, different pipelines can be laid together in the same area due to different occasions, different use conditions or different planning designs, and the like, such as copper pipes, stainless steel pipes or PPR pipes, high-temperature-resistant flexible pipes and the like, and the pipelines of different types can be possibly connected with each other, such as the connection of the stainless steel pipes and the high-temperature-resistant flexible pipes. The connection of different types of pipelines is generally realized by adopting a pipe connector with one end connected with a corresponding pipe, and the other end is connected in a conversion way by adopting a thread and other conversion structures.
The conventional conversion connecting nipple such as threads has the characteristics of more connecting parts, complex connection, poor reliability and inconvenient connection. How different types of pipelines can be better connected with each other; and the connectors of the same type of pipelines with different specifications and different forms can be better replaced, so that the materials are reduced, and the method is always an important point in the research and development of the technical field of pipelines.
Disclosure of Invention
Aiming at the existing situation, the invention provides the pipeline connection conversion structure, different connectors comprising categories, specifications and the like can be better connected through the conversion intermediary piece, the direct conversion connection of the pipeline does not involve special tools, the installation space reservation requirement is avoided, the pipeline connection conversion structure can be completed by one hand, the operation is simple, the structure is reliable, and the market popularization value is good.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the pipe connection conversion structure comprises at least one pipe joint, wherein an annular clamping groove is formed in the pipe joint, the annular clamping groove penetrates through the pipe joint shell along an annular tangent line, and a clamp spring through hole is outwards extended; a limiting lug is arranged outside the connecting pipe head shell, and the clamp spring through hole is communicated with the outside through the limiting lug; the flexible clamp spring penetrates through the clamp spring through hole and is bent along the annular clamping groove; the flexible clamp spring clamps the corresponding groove of the pipe joint.
The scheme of the invention can also be as follows:
the limiting lugs are two, namely a first lug and a second lug, and are symmetrically distributed outside the connecting pipe head shell.
The first lug and the second lug are respectively provided with a clamp spring through hole, and the flexible clamp springs can be inserted from two different directions.
After the flexible clamp spring is inserted, the flexible clamp spring is bent at the annular clamping groove to exceed the semicircular depth.
The head of the flexible clamp spring is also provided with a limiting block, and the limiting block props against two end surfaces of the symmetrical limiting convex blocks to realize fixed limiting.
The flexible clamp spring is inserted into the clamp spring through hole, the other end of the limiting block at the head is provided with a clamping convex block with inclination, and the clamping convex block is pressed into the clamp spring through hole opposite to the clamping convex block to be fixed.
The limiting block is provided with a drawing hole.
The limiting block is provided with an elastic telescopic hole groove structure.
The flexible clamp spring is a steel wire rope.
The pipe joint is a sliding pipe fitting, a clamping pipe fitting, a threaded pipe fitting, a clamping sleeve pipe fitting or a valve.
According to the pipeline connection conversion structure, the pipe joint part of the connecting pipeline can conveniently realize connection of pipelines of different types and different specifications of the pipe joint part through the pipeline connection conversion structure, the clamp spring structure is adopted for insertion, one-hand operation is achieved, tools and installation space requirements are not needed, the clamp spring wrapping degree is good, the structure is reliable, and the market popularization value is good.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of the first embodiment when not connected;
fig. 2 is a schematic perspective view of a connection head according to the first embodiment;
FIG. 3 is a schematic diagram illustrating a cross-sectional state after connection according to the first embodiment;
FIG. 4 is a schematic view showing a part of a cross-section of a connecting structure according to the first embodiment;
fig. 5 is a schematic view of a connection perspective structure of the second embodiment;
fig. 6 is a schematic perspective view of a flexible clip spring according to the third embodiment.
In the figure: the pipe joint comprises a main body 1, a pipe joint body 10, an annular clamping groove 11, an annular tangent line 12, a clamp spring through hole 13, a limiting lug 14, a first lug 15, a second lug 16, a sealing structure 17, a sealing ring 18, a flexible clamp spring 2, a limiting block 20, a clamping lug 21, a drawing hole 23, a telescopic hole groove structure 24, a pipe joint body 3 and a corresponding groove 30.
Description of the embodiments
Preferred embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to fig. 4, in a preferred embodiment of a pipe connection switching structure, a main body 1 comprises at least one nipple 10, an annular clamping groove 11 is arranged in the nipple 10, the annular clamping groove 11 penetrates through the housing of the nipple 10 along an annular tangent line 12, and a clamp spring through hole 13 extends outwards; a limiting lug 14 is arranged outside the casing of the connector 10, and the clamp spring through hole 13 is communicated with the outside through the limiting lug 14; the flexible clamp spring 2 passes through the clamp spring through hole 13 and is bent along the annular clamping groove 11; the flexible snap spring 2 engages a corresponding groove 30 of the pipe joint 3.
The pipeline connection conversion structure is an intermediate carrier for conversion or connection of the connector, and the standardized size is convenient for connection of pipelines of different types and connectors of different specifications. The main body 1 has a simple integral structure, and the first embodiment is a direct structure, also can be an elbow or a tee structure, or an outer wire belt is provided with a connector 10, an inner wire elbow main body is provided with a connector 10, the tee can comprise three connectors 10, or a water separator structure, and the main body is provided with a plurality of connectors 10. The main body is connected in different forms through a clamp spring structure. The nipple 10 internal structure is simple, and the annular draw-in groove 11 and the inside seal structure 17 that are equipped with sealing washer 18 on the seal structure 17, realize sealing function, and annular draw-in groove 11 corresponds with corresponding recess 30, realizes spacing through flexible jump ring 2, prevents that nipple 10 from being pulled out.
The clamp spring structure is a common limiting structure of the pipeline, and is more applied to the fit of the hexagonal cap and the main body or the bearing. The traditional clamp spring structure is assembled before delivery, so that structural damage is prevented. The pipeline connection conversion structure is installed on site, convenient to insert and operate on site is needed, and in addition, the disassembly is simple. In addition, the clamp spring structure also has some defects, such as a clamp spring structure similar to a bolt 8' in a clamp spring structure of which the position is limited and clamped in a small part, small stress area and weak drawing force, and cannot bear stronger drawing force and has no fixed structure when the pipeline is contracted in a cold-hot manner, as shown in a publication No. CN 113719651A.
The utility model provides a on the basis of current bolt structure, further improve the structure, use in the pipe connection field. The annular clamping groove 11 passes through the structure of the clamp spring through hole 13 outwards extending from the shell of the pipe joint 10 along the annular tangent line 12, and is matched with the flexible clamp spring 2, so that the flexible clamp spring 2 can deform and bend when being inserted into the annular clamping groove 11, the deeper the flexible clamp spring is inserted, the more the annular clamping groove 11 is wrapped, the more the flexible clamp spring 2 is inserted, the more the semicircular depth is bent at the annular clamping groove 11, or the more the flexible clamp spring 2 is 250 degrees, 300 degrees, and even 360 degrees can be wrapped, so that the limit of the whole circle is realized, and the drawing force of the pipe joint 3 on the pipe joint 10 is improved.
The jump ring through hole 13 adopts annular tangent line 12 to transition with annular draw-in groove 11, and flexible jump ring 2 inserts smoothly.
The flexible snap spring 2 is different from the prior art bolt. The bolt is generally made of metal wires made of steel or brass, and the like, and the bolt is rigid and limited in deformation. The flexible clamp spring 2 can be made of steel wire ropes and copper wire ropes made of multiple strands of tiny metal wires, or composite ropes woven by metal and plastic materials, or plastic materials such as nylon, and the flexible clamp spring 2 is soft and strong, is convenient to insert into the annular clamping groove 11 to bend and deform, and is also convenient to pull out.
The limiting block 20 is provided with a drawing hole 23, so that drawing is facilitated or the inserted grasping force is improved.
The pipe connector 3 is inserted into the pipe connector 10, and the corresponding groove 30 and the annular clamping groove 11 form a complete annular cavity. The sealing structure 17 of the coupling 3 and the coupling head 10 may be placed on the coupling 3, such as a sealing ring 18, or on the coupling head 10.
The limit lug 14 is higher than the surface of the connector 10 shell, and plays a role in protecting the clamp spring through hole 13 and resisting impact deformation. The limiting lug 14 is structurally arranged, so that the clamping spring through hole 13 can be conveniently machined and positioned in machining, and the turning bed deflection of the clamping spring through hole is prevented. One lug 14 can be arranged, and the flexible clamp spring 2 can be inserted. The limiting lugs 14 can also be provided with two first lugs 15 and second lugs 16 which are symmetrically distributed outside the connector 10 shell. The first lug 15 or/and the second lug 16 is/are provided with a snap spring through hole 13. The angle of the end face of the limit bump 14 can be 90 degrees, and the distance is more than 5 mm, so that the limit bump is not easy to be excessively large.
The first lug 15 and the second lug 16 are respectively provided with a clamp spring through hole 13, and the flexible clamp springs 2 can be inserted from two different directions.
The limit lug 14 protrudes outside the connector 10 shell, and the clamp spring through hole 13 is higher than the connector 10 shell surface. The arrangement of the limiting lug 14 on the clamp spring through hole 13 can reduce orifice deformation and reduce impurity entering. The limit bump 14 can also slightly protrude to form a platform or not outside the shell, the clamp spring through hole 13 penetrates through the shell of the connector 10 to be communicated with the outside, the insertion of the flexible clamp spring 2 is not affected, and the limit bump is also the protection scope of the structure.
The head of the flexible clamp spring 2 is also provided with a limiting block 20, and the limiting block 20 props against two end faces of the symmetrical limiting convex blocks 14 to realize fixed limiting. The size of the limiting block 20 is larger than the outer diameter of the flexible clamp spring 2, so that a part of structure is reserved on the flexible clamp spring 2 outside, and the flexible clamp spring is convenient to push in or pull out. The limiting blocks 20 are propped against the two end faces of the symmetrical limiting convex blocks 14 to realize fixed limiting, so that the clamp spring through holes 13 of the limiting convex blocks 14 are blocked, impurities are prevented from entering, and the effect of visual installation in place can be achieved.
The pipe joint 3 is a sliding pipe fitting, a clamping pipe fitting, a threaded pipe fitting, a clamping sleeve pipe fitting or a valve. One end of the embodiment is a sliding pipe fitting, and the other end is a clamping pipe fitting.
The utility model provides a pipe connection conversion structure, connecting tube's pipe connector passes through pipe connection conversion structure, can be convenient the different types of pipelines of realization and the connection of the different specifications of pipe connector, adopt the jump ring structure insert can, the one-hand operation need not instrument and installation space requirement, and the jump ring parcel degree is good, and the structure is reliable, has better marketing value.
The second preferred embodiment shown in fig. 5 is substantially the same as the first preferred embodiment in that the structure is an elbow structure, the pipe joint 3 is a slip pipe of the same type, and the specifications are different.
The pipe connection conversion structure comprises a main body 1, at least one pipe nipple 10, an annular clamping groove 11 is formed in the pipe nipple 10, the annular clamping groove 11 penetrates through the shell of the pipe nipple 10 along an annular tangent line 12, and a clamp spring through hole 13 extends outwards; a limiting lug 14 is arranged outside the casing of the connector 10, and the clamp spring through hole 13 is communicated with the outside through the limiting lug 14; the flexible clamp spring 2 passes through the clamp spring through hole 13 and is bent along the annular clamping groove 11; the flexible snap spring 2 engages a corresponding groove 30 of the pipe joint 3.
The pipeline connection conversion structure can be a direct structure, an elbow structure, a six-way structure, a four-way structure and the like or a connecting part of a valve.
The pipe joint part 3 is limited on the main body 1 through the flexible clamp spring 2, and the pipe joint part has the characteristic of rotation, and the connected pipe is deformed in a twisting way and can be easily rotated and adjusted.
The limiting block 20 is matched with the limiting projection 14 to form a complete protruding structure, and the whole is concise.
The front end part of the flexible clamp spring 2 is provided with a chamfer, the front end part can also be of a metal structure, and the rear part is made of metal wires or plastics, so that the forward guiding effect is realized.
As in the third preferred embodiment shown in fig. 6, the structure of the flexible clip spring 2 is further improved.
The flexible clamp spring 2 is inserted into the clamp spring through hole, the other end of the limiting block at the head is provided with a clamping convex block 21 with inclination, and the clamping convex block 21 is pressed into the opposite clamp spring through hole to realize fixation. The two ends of the limiting block 20 are fixed, so that a stable fixing structure can be realized.
The limiting block 20 is provided with an elastic telescopic hole groove structure 24, so that the limiting block 20 can be used in different temperature climates, and the phenomenon that the limiting block 20 cannot be pressed or fixed too loose due to expansion caused by heat and contraction caused by cold is prevented. The telescoping slot arrangements 24 allow for more flexible sizing and compatibility. The whole flexible snap spring 2 can be made of plastic materials.
Claims (9)
1. The utility model provides a pipeline connection conversion structure, includes at least one nipple (10) on main part (1), is equipped with annular draw-in groove (11), its characterized in that in nipple (10): the annular clamping groove (11) penetrates through the shell of the connector (10) along an annular tangent line (12), and a clamp spring through hole (13) extends outwards; a limiting lug (14) is arranged outside the connector (10) shell, and the clamp spring through hole (13) is communicated with the outside through the limiting lug (14); the flexible clamp spring (2) passes through the clamp spring through hole (13) and is bent along the annular clamping groove (11); the flexible clamp spring (2) clamps a corresponding groove (30) of the pipe joint (3); after the flexible clamp spring (2) is inserted, the flexible clamp spring is bent in the annular clamping groove (11) to exceed the semicircular depth; the head of the flexible clamp spring (2) is also provided with a limiting block (20), and the limiting block (20) props against the end face of the limiting lug (14) to realize limiting.
2. A pipe connection converting structure according to claim 1, wherein: the limiting lugs (14) are two, namely a first lug (15) and a second lug (16), and are symmetrically distributed outside the connector (10) shell.
3. A pipe connection converting structure according to claim 2, wherein: the first lug (15) and the second lug (16) are respectively provided with a clamp spring through hole (13), and the flexible clamp springs (2) can be inserted from two different directions.
4. A pipe connection converting structure according to claim 1 or 2, wherein: the limiting blocks (20) of the flexible clamp springs (2) are propped against the two end faces of the symmetrical limiting convex blocks (14) to realize fixed limiting.
5. The pipe connection converting apparatus of claim 4, wherein: the flexible clamp spring (2) is inserted into the clamp spring through hole (13), the other end of the limiting block (20) at the head is provided with a clamping convex block (21) with inclination, and the clamping convex block (21) is pressed into the opposite clamp spring through hole to realize fixation.
6. The pipe connection converting apparatus of claim 4, wherein: the limiting block (20) is provided with a drawing hole (23).
7. The pipe connection converting apparatus of claim 4, wherein: the limiting block (20) is provided with an elastic telescopic hole groove structure (24).
8. A pipe connection converting structure according to claim 1, wherein: the flexible clamp spring (2) is a steel wire rope.
9. A pipe connection converting structure according to claim 1, wherein: the pipe joint (3) is a sliding pipe fitting, a clamping pipe fitting, a threaded pipe fitting, a clamping sleeve pipe fitting or a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501149.4A CN114151637B (en) | 2021-12-09 | 2021-12-09 | Pipeline connection conversion structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501149.4A CN114151637B (en) | 2021-12-09 | 2021-12-09 | Pipeline connection conversion structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114151637A CN114151637A (en) | 2022-03-08 |
| CN114151637B true CN114151637B (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111501149.4A Active CN114151637B (en) | 2021-12-09 | 2021-12-09 | Pipeline connection conversion structure |
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| Country | Link |
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| CN (1) | CN114151637B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116658723A (en) * | 2023-05-30 | 2023-08-29 | 倍仕得电气科技（杭州）股份有限公司 | Shell locking structure and fluid connector |
| CN118128922A (en) * | 2024-03-08 | 2024-06-04 | 深圳市英维克智能连接技术有限公司 | Connecting end, fluid connector, liquid cooling device and sealing member |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900233A (en) * | 2010-06-29 | 2010-12-01 | 上海亚大汽车塑料制品有限公司 | Quick connector |
| CN203488884U (en) * | 2013-08-26 | 2014-03-19 | 博耐尔汽车电气系统有限公司 | Butt joint structure for automobile air-conditioning pipelines |
| CN206159311U (en) * | 2016-09-30 | 2017-05-10 | 安徽江淮汽车集团股份有限公司 | Switching structure is inserted soon to plastics separation and reunion master cylinder |
| CN212298060U (en) * | 2020-05-19 | 2021-01-05 | 长春亚大汽车零件制造有限公司 | Novel insert formula joint design soon |
| CN111561623A (en) * | 2020-05-25 | 2020-08-21 | 长春亚大汽车零件制造有限公司 | Quick connector locking structure for commercial vehicle pneumatic braking system pipeline |
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2021
- 2021-12-09 CN CN202111501149.4A patent/CN114151637B/en active Active
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| CN114151637A (en) | 2022-03-08 |
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