CN214171583U - Pipe fitting sealing connection structure and connecting pipe assembly - Google Patents
Pipe fitting sealing connection structure and connecting pipe assembly Download PDFInfo
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- CN214171583U CN214171583U CN202022278628.1U CN202022278628U CN214171583U CN 214171583 U CN214171583 U CN 214171583U CN 202022278628 U CN202022278628 U CN 202022278628U CN 214171583 U CN214171583 U CN 214171583U
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- 238000007789 sealing Methods 0.000 title claims abstract description 51
- 229910052751 metal Inorganic materials 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 25
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000009434 installation Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a pipe fitting sealing connection structure and a connecting pipe component, relating to the technical field of pipeline connection; pipe fitting sealing connection structure establishes loose joint nut and the becket in pipe fitting plain end one end including the cover in proper order, pipe fitting plain end one end can insert and establish the joint of treating the connection in, be provided with on the joint with loose joint nut complex screw, pipe fitting plain end is inserted and is established in the joint, through loose joint nut and articulate, becket one end terminal surface and joint end face cooperation, loose joint nut compresses tightly the becket on the joint end face. Adopt copper ring sealing connection structure between each connection pipe fitting, the whole sealing performance of multiplicable connecting tube subassembly can guarantee that can not appear leaking, leak scheduling problem in connecting tube subassembly life, connects reliable and stable, has guaranteed the life of connecting tube subassembly well, has greatly reduced the maintenance cost.
Description
Technical Field
The utility model relates to a pipe connection technical field, in particular to a pipe fitting sealing connection structure and connecting tube subassembly that are used for gas or electric heating water supply equipment such as water heater, hanging stove.
Background
When the water heater and the wall-mounted boiler are installed in indoor home decoration, a cold and hot water inlet and outlet of the water heater or the wall-mounted boiler needs to be connected with an indoor pre-embedded pipeline connector. The pipe connectors of the water heaters (wall-mounted furnaces) of various brands and models in the current market are different in distance, and the pipe connectors are different from the wall in distance; meanwhile, the positions of indoor pre-buried pipeline connectors are not standard, the distance between each pipeline connector and the height and the distance between each pipeline connector and a wall are different, and inconvenience is caused when the water heater (wall-mounted boiler) is connected through pipelines.
At present, when a water heater (wall-mounted boiler) is installed, a pipeline connecting structure of the water heater mostly adopts a connecting mode of a corrugated pipe, a PPR pipe, an aluminum plastic pipe or a copper pipe. The corrugated pipe connection has the advantages that during installation, the corrugated pipe can be bent at will according to needs, and the shape of the corrugated pipe can be changed to adapt to connection between pipe orifices at any positions; however, the arrangement and arrangement between the pipelines in the connection mode are often messy, the pipeline connection is not attractive, the effect of the whole indoor decoration is affected, the problems of resonance and rustiness can be caused when the corrugated pipes are connected, noise is easy to generate, and the service life of the corrugated pipes is affected. When adopting the PPR pipeline to connect, though can solve the pleasing to the eye problem of piping arrangement, nevertheless because PPR pipe self pipe diameter is great, lead to whole pipeline connection structure to occupy great space, influence indoor pleasing to the eye equally to because adopt hot melt connected mode usually between pipeline and the coupling, the installation is inconvenient, and easy ageing under the effect of long-term high-temperature water moreover influences its life. When adopting the plastic-aluminum pipeline to connect, there is the pipeline to arrange the problem that sets up unattractive equally to when maintaining the maintenance, because the ageing sclerosis of pipeline, lead to dismantling extremely inconvenient, and the sealing washer is impaired easily and cause and leak. When adopting the copper pipe to connect, because need adopt pre-buried pipeline, often need change workman's construction custom and technology, it is extremely inconvenient to install to the construction in inconvenient later stage is reformed transform, if heat source equipment is after using certain years, the country need force to scrap the change, because each brand model interval is different, and the renewal of equipment often can cause unable connection, need reform transform the pipeline again, not only waste time, hard, the expense is in addition unable additional magnetic filter equipment or water pump etc..
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems in the prior art and provide a pipe fitting sealing connection structure which has good sealing performance and stable and reliable connection and can be used for sealing connection between pipe fittings; the connecting pipe component can be manufactured and used in a set, is convenient to install and connect, has long service life and convenient maintenance, is suitable for installing gas or electric heating water heaters (wall-mounted furnaces) of various brands and models, can be horizontally and vertically installed and arranged indoors, and is attractive in overall arrangement.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
pipe fitting sealing connection structure establishes loose joint nut and the becket in pipe fitting plain end one end including the cover in proper order, pipe fitting plain end one end can insert and establish the joint of treating the connection in, be provided with on the joint with loose joint nut complex screw, pipe fitting plain end is inserted and is established in the joint, through loose joint nut and articulate, becket one end terminal surface and joint end face cooperation, loose joint nut compresses tightly the becket on the joint end face.
In the above technical solution, further, the metal ring has a variable cross-sectional structure in which cross-sectional areas at two ends are small and gradually increase toward a middle cross-sectional area.
In the above technical scheme, further, the metal ring cross-section is the arcwall face.
In the above technical solution, further, the joint end face is a tapered face inclined toward the inside of the joint.
In the above technical scheme, further, be provided with the spacing terminal surface of restriction pipe fitting plain end one end depth of insertion in the joint.
In the above technical solution, further, one or more sealing rings are provided in the joint.
The sealing connection structure can be used for conveniently connecting the pipe fittings, the pipe fittings are conveniently and stably connected, the acting force of the loose joint nut enables the metal ring and the end surface of the joint to form hard seal during connection, the joint is effectively sealed, meanwhile, the metal ring deforms under the acting force of the loose joint nut, the metal ring and the end surface of the joint are tightly matched, and the sealing effect can be further improved; in addition, clearance fit is formed between the metal ring and the pipe fitting, the metal ring and the pipe fitting are tightly held when the metal ring is extruded and deformed, the pulling-out force of the pipe fitting and the joint during connection can be increased, and the pipe fitting is more stable and reliable in connection.
The utility model discloses still relate to a connecting pipe subassembly, including a plurality of connection pipe fittings, connect gradually between the pipe fitting, connecting pipe subassembly both ends interface respectively with equipment interface and pre-buried pipeline interface connection, it includes to connect the pipe fitting:
the special-shaped connecting pipe is capable of adjusting the distance between the interfaces at the two ends of the connecting pipe assembly in the vertical direction and the horizontal direction, and comprises two straight pipe sections arranged in the vertical direction and a connecting section positioned between the two straight pipe sections, and a certain included angle is formed between the straight pipe sections and the connecting section;
the valve is directly or indirectly connected with the embedded pipeline connector, and two valve connectors which are perpendicular to each other are arranged on the valve;
one end of a plain end of the special-shaped connecting pipe is connected with the valve joint by adopting a pipe fitting sealing connection structure, and the other end of the special-shaped connecting pipe is connected with an equipment interface by a loose joint nut;
the length of the special-shaped connecting pipe can be cut at one end of the flat opening as required.
In the above technical solution, further, a first connection pipe is arranged between the valve and the pre-buried pipeline interface, and the first connection pipe is a straight pipe structure or a special-shaped connection pipe;
one end of the flat port of the first connecting pipe is connected with the other valve joint by adopting a pipe fitting sealing connection structure, and the other end of the first connecting pipe is connected with the embedded pipeline interface by a loose joint nut;
the length of the first connecting pipe can be cut at one end of the flat opening according to requirements.
The utility model discloses still relate to another connecting pipe subassembly, include
The special-shaped connecting pipe comprises two straight pipe sections arranged in the vertical direction and a connecting section positioned between the two straight pipe sections, and a certain included angle is formed between the straight pipe sections and the connecting section;
the second connecting pipe is of a straight pipe structure;
the valve is provided with two valve joints which are perpendicular to each other;
one ends of the flat openings of the special-shaped connecting pipe and the second connecting pipe are respectively connected with two valve joints of the valve by adopting a pipe fitting sealing connection structure, and the other ends of the second connecting pipe and the special-shaped connecting pipe are respectively connected with an equipment interface and an embedded pipeline interface through loose joint nuts;
the lengths of the special-shaped connecting pipe and the second connecting pipe can be cut at one flat end of the special-shaped connecting pipe and the second connecting pipe according to requirements.
The utility model discloses still relate to another connecting pipe subassembly, include
The special-shaped connecting pipe comprises two straight pipe sections arranged in the vertical direction and a connecting section positioned between the two straight pipe sections, and a certain included angle is formed between the straight pipe sections and the connecting section;
the third connecting pipe is of a straight pipe structure;
the connecting piece comprises two connecting joints which are arranged vertically;
the valve is directly or indirectly connected with the embedded pipeline connector, and two valve connectors which are perpendicular to each other are arranged on the valve;
one ends of the flat openings of the special-shaped connecting pipe and the third connecting pipe are respectively connected with two connecting joints of the connecting piece by adopting a pipe fitting sealing connection structure, the other end of the special-shaped connecting pipe is connected with an equipment interface by a loose joint nut, and the other end of the second connecting pipe is connected with a valve joint by a loose joint nut;
the lengths of the special-shaped connecting pipe and the second connecting pipe can be cut at one flat end of the special-shaped connecting pipe and the second connecting pipe according to requirements.
The utility model discloses the beneficial effect who has:
1) the utility model provides a pipe fitting sealing connection structure is sealed effectual, and long service life can effectively increase the power of drawing off of connecting between the pipe fitting, makes the connection between the pipe fitting reliable and stable.
2) This connecting tube subassembly can adjust and install according to the actual position between hanging stove or water heater interface and the pre-buried pipeline interface, and applicable in the connection installation of the gas or the electrical heating hanging stove of various different brands, model, water heater etc to can guarantee that arranging between each connecting tube is horizontal flat vertical all the time and arranges, make the integral erection structure pleasing to the eye.
3) This connecting pipe subassembly all adopts metal pipe fitting, compares in the connection structure who adopts the bellows, has increased the compressive property of connecting pipe subassembly, and its compressive capacity can reach more than 20bar, can effectively prevent the emergence of tube explosion phenomenon, connects safe and reliable more.
4) Adopt copper ring sealing connection structure between each connection pipe fitting, the whole sealing performance of multiplicable connecting tube subassembly can guarantee that can not appear leaking, leak scheduling problem in connecting tube subassembly life, connects reliable and stable, has guaranteed the life of connecting tube subassembly well, has greatly reduced the maintenance cost.
Drawings
Fig. 1 is the utility model discloses pipe fitting sealing connection structure cross-sectional view.
Fig. 2 is a schematic structural view of an embodiment of the connecting tube assembly of the present invention.
Fig. 3 is a schematic structural view of a connecting tube assembly according to an embodiment of the present invention.
Fig. 4 is a schematic view of a third structure of the connecting tube assembly of the present invention.
Fig. 5 is a schematic diagram of a fourth embodiment of the connecting tube assembly of the present invention.
Fig. 6 is a schematic structural diagram of a fifth embodiment of the connecting tube assembly of the present invention.
In the figure: 001. 002, a loose joint nut, 003, a metal ring, 004, a joint, 041, a joint end face, 042, a limiting end face, 005 and a sealing ring;
100. the special-shaped connecting pipe comprises a special-shaped connecting pipe body, 103, a straight pipe section, 104, a connecting section, 200, a first connecting pipe body, 300, a valve body, 400, a second connecting pipe body, 500, a pre-buried pipeline connector, 600, a connecting piece, 700, a third connecting pipe body, 801, a limiting flange, 802 and a flat port end.
Detailed Description
The pipe fitting sealing connection structure shown in fig. 1 comprises a loose joint nut 002 and a metal ring 003 which are sequentially sleeved at one end of a pipe fitting flat opening, wherein one end of the pipe fitting 001 flat opening can be inserted into a joint 004 to be connected, the pipe fitting 001 and the joint 004 are matched, and one or more sealing rings 005 are arranged in the joint 004 and used for sealing the pipe fitting and the joint.
The joint 004 is provided with threads matched with the loose joint nut, one flat end of the pipe fitting 001 is inserted into the joint 004 and is connected with the joint 004 through the loose joint nut 002, one end face of the metal ring 003 is matched with the joint end face 041, and the loose joint nut 002 tightly presses the metal ring 003 on the joint end face 041.
Preferably, the metal ring 003 has a variable cross-sectional structure in which the cross-sectional area at both ends is small and gradually increases toward the middle cross-sectional area, and more preferably, the outer cross-sectional area of the metal ring 003 has an arc transition structure, and at this time, the joint end face 041 is a tapered face that fits the end face of the metal ring, and the tapered face is inclined toward the inside of the joint. The metal ring 003 is made of a metal material having a low hardness and deforming under a certain force, such as brass.
Be provided with in joint 004 and be used for carrying on spacingly to pipe fitting flat mouthful one end, the spacing terminal surface 042 of the degree of depth of restriction pipe fitting flat mouthful one end inserted, spacing terminal surface 042 cooperatees with pipe fitting flat mouthful one end.
During connection, one end of a plain end of the pipe fitting is inserted into the joint, the end face of one end of the metal ring is matched with the end face of the joint, the loose joint nut is connected to the thread of the joint and is screwed down, and the metal ring is tightly pressed on the end face of the joint by the loose joint nut in the screwing process, so that the sealing of the joint between the pipe fitting and the joint is realized; simultaneously, under the effort of loose joint nut, the one end that the becket is connected with the joint terminal surface takes place to warp, can laminate better between the joint terminal surface, increases the leakproofness of junction, and the becket is whole to take place to warp this moment, holds tightly between with the pipe fitting, when improving the junction leakproofness, multiplicable pipe fitting and joint pull-off power at the junction.
The utility model discloses still relate to the connecting pipe subassembly that adopts above-mentioned pipe fitting sealing connection structure, adopt can be in the certain limit to the special-shaped connecting pipe of connecting pipe subassembly both ends interface distance in vertical direction and horizontal direction, realize locating the connection between equipment interface and the pre-buried pipeline interface on the different positions, combine below the structure of drawing and concrete embodiment to carry out the detailed description to the connecting pipe subassembly as follows:
example one
As shown in fig. 2, the connection pipe assembly in this embodiment includes a plurality of connection pipe fittings, the connection pipe fittings are sequentially connected by threads to form a connection pipe assembly, and interfaces at two ends of the connection pipe assembly are respectively connected with the equipment interface and the embedded pipeline interface, so as to implement connection between the equipment interface and the embedded pipeline interface; the connecting pipe fitting comprises:
a special-shaped connecting pipe 100 which can adjust the distance between the interfaces at the two ends of the connecting pipe assembly in the vertical direction and the horizontal direction;
the valve 300 is directly or indirectly connected with the embedded pipeline connector, at least two connectors with mutually vertical central lines are arranged on the valve 300, and threads are arranged on the valve connectors;
one end of a plain end of the special-shaped connecting pipe 100 is connected with the valve joint by adopting a pipe fitting sealing connection structure, and the other end of the special-shaped connecting pipe 100 is connected with an equipment interface by a loose joint nut; the length of profile coupling tube 100 can be cut at the plain end as desired.
Specifically, the special-shaped connecting pipe 100 comprises two straight pipe sections 103 arranged in the vertical direction and a connecting section 104 positioned between the two straight pipe sections, and the straight pipe sections 103 and the connecting section 104 are arranged at a certain included angle; wherein the included angle between the straight pipe section and the connecting section is 90-180 degrees.
In this embodiment, the connecting pipe 100 is a metal pipe integrated bending structure, and compared with the existing bellows connection mode, the connecting sealing performance is better, and the connecting pipe is high temperature resistant, anti-aging, and convenient to maintain, repair and replace.
Specifically, one end of the special-shaped connecting pipe 100 is provided with a limiting flange 801, the other end of the special-shaped connecting pipe is provided with a flat end 802, a loose joint nut 002 is arranged at one end, located on the limiting flange, of the special-shaped connecting pipe 100, and the special-shaped connecting pipe 100 is connected to a gas equipment interface through the loose joint nut 002 at one end of the limiting flange 801. Set up pipe fitting sealing connection structure between the plain end of special-shaped connecting pipe 100 and the valve joint, metal ring 003 and loose joint nut 002 are established to the cover respectively on the plain end of special-shaped connecting pipe 100, set up to the conical surface with the metal ring complex at the joint terminal surface that a valve connects, set up spacing terminal surface and sealing washer in the valve 300 connects, special-shaped connecting pipe plain end 802 is inserted and is established in the valve 300 interface, through threaded connection between loose joint nut and the valve joint, make sealing connection between plain end one end of special-shaped connecting pipe and the valve joint, another articulate to on the pre-buried pipeline interface of valve 300, realize being connected between equipment interface and the pre-buried pipeline interface.
As shown in fig. 2, the union nut is an outer hexagon nut, the union nut is sleeved on the special-shaped connecting pipe, one end of the union nut is provided with a limit structure which can be matched with a limit flange, a metal ring or other connecting pipe fitting interface end faces, the union nut is a movable connecting joint component commonly used in the pipeline connecting technology, and the structure of the union nut is not further described here.
The rotation regulation when can realize the installation of special-shaped connecting pipe is connected through the loose joint nut between special-shaped connecting pipe among this connecting pipe assembly and the equipment interface, when rotating the regulation between special-shaped connecting pipe and the equipment interface, the slope linkage segment that sets up on the special-shaped connecting pipe can realize the regulation to connecting pipe assembly interval in the horizontal direction, and special-shaped connecting pipe can cut as required simultaneously to make it can satisfy the connection between the arbitrary different interface position when the gas equipment installation.
A pipe fitting sealing connection structure is arranged between one flat end of the special-shaped connecting pipe and the valve joint, so that good sealing is formed at the joint between the special-shaped connecting pipe and the valve, the pulling-out force between the special-shaped connecting pipe and the valve can be increased, and the installation performance and the reliability in the using process are ensured.
The connecting pipe fitting in this embodiment can carry out built-up connection and adjustment according to the position between equipment interfaces such as water heater or hanging stove and the pre-buried pipeline interface, when realizing being connected between gas equipment interfaces such as water heater or hanging stove and the pre-buried pipeline interface, can realize connecting the equal horizontal vertical arranging of multiunit connecting tube subassembly on gas equipment such as water heater or hanging stove.
Example two
The difference between this embodiment and the first embodiment is:
as shown in fig. 3, the connecting pipe assembly in this embodiment further includes a first connecting pipe 200, where the first connecting pipe 200 is a straight pipe structure, and both ends of the first connecting pipe are flat structures; a pipe fitting sealing connection structure is arranged between the first connecting pipe 200 and the other valve joint to realize sealing connection between the first connecting pipe and the other valve joint; the other end of the first connecting pipe 200 is connected with the embedded pipeline joint, and a pipe fitting sealing connection structure is arranged between the other end of the first connecting pipe 200 and the embedded pipeline joint. The first connection tube 200 may be cut at the flat end according to a desired length.
EXAMPLE III
The difference between this embodiment and the second embodiment is:
as shown in fig. 4, the first connection pipe 200 in this embodiment is a special-shaped connection pipe, wherein one end of the flat opening of the first connection pipe 200 is connected to another valve joint by a pipe sealing connection structure, and the other end of the special-shaped connection pipe is connected to an embedded pipeline interface by a loose joint nut.
Example four
As shown in fig. 5, the connection pipe assembly in this embodiment includes a profile connection pipe 100, a second connection pipe 400 and a valve 300, wherein the second connection pipe 400 has a straight pipe structure.
The plain ends of the special-shaped connecting pipe 100 and the second connecting pipe 400 are respectively connected with two valve joints of a valve by adopting a pipe fitting sealing connection structure, and the other ends of the second connecting pipe 400 and the special-shaped connecting pipe 100 are respectively connected with an equipment interface and an embedded pipeline interface through loose joint nuts;
the lengths of the profile connecting pipe 100 and the second connecting pipe 400 can be cut at the flat ends thereof according to requirements.
EXAMPLE five
As shown in fig. 6, the connection pipe assembly in this embodiment includes a special-shaped connection pipe 100, a third connection pipe 700, a connection member 600, and a valve 300 directly or indirectly connected to an embedded pipeline interface, where the third connection pipe 700 is a straight pipe structure; the connection member 600 includes two connection joints disposed perpendicular to each other.
The plain ends of the special-shaped connecting pipe 100 and the third connecting pipe 700 are respectively connected with two connecting joints of the connecting piece 600 by adopting a pipe fitting sealing connection structure; the other end of the special-shaped connecting pipe 100 is connected with an equipment interface through a loose joint nut, and the other end of the third connecting pipe 700 is connected with a valve joint through a loose joint nut;
the lengths of the profile coupling tube 100 and the second coupling tube 700 may be cut at the plain ends thereof as needed.
Above-mentioned embodiment can replace the pipe fitting of L shape return bend or other structures with the dysmorphism connecting pipe to the realization is to the connection of equipment interface and pre-buried pipeline interface, all can adopt in the junction between the pipe fitting the utility model provides a pipe fitting sealing connection structure connects.
The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.
Claims (10)
1. Pipe fitting sealing connection structure, its characterized in that is including establishing loose joint nut and the becket in proper order at pipe fitting plain end one end, pipe fitting plain end one end can be inserted and is established in the joint of treating the connection, be provided with on the joint with loose joint nut complex screw, pipe fitting plain end is inserted and is established in the joint, through loose joint nut and articulate, becket one end face and joint end face cooperation, loose joint nut compresses tightly the becket on the joint end face.
2. The pipe sealing connection structure according to claim 1, wherein the metal ring has a variable cross-sectional structure in which a cross-sectional area at both ends is small and gradually increases toward a middle cross-sectional area.
3. The tubular sealing connection of claim 2, wherein the metal ring has an arcuate cross-section.
4. The pipe fitting seal connection structure according to claim 2, wherein the joint end face is a tapered face inclined toward the inside of the joint.
5. The sealed connection structure of pipe fittings according to claim 1, wherein a limiting end face for limiting the insertion depth of one end of the plain end of the pipe fittings is arranged in the joint.
6. A tubular sealed connection according to any of claims 1 to 5, wherein one or more sealing rings are provided within the joint.
7. Connecting pipe subassembly, its characterized in that includes a plurality of connecting pipe fittings, connect gradually between the pipe fitting, connecting pipe subassembly both ends interface respectively with equipment interface and pre-buried pipeline interface connection, the connecting pipe fitting includes:
the special-shaped connecting pipe is capable of adjusting the distance between the interfaces at the two ends of the connecting pipe assembly in the vertical direction and the horizontal direction, and comprises two straight pipe sections arranged in the vertical direction and a connecting section positioned between the two straight pipe sections, and a certain included angle is formed between the straight pipe sections and the connecting section;
the valve is directly or indirectly connected with the embedded pipeline connector, and two valve connectors which are perpendicular to each other are arranged on the valve;
the plain end of the special-shaped connecting pipe is connected with the valve joint by adopting the pipe fitting sealing connection structure of any one of claims 1 to 6, and the other end of the special-shaped connecting pipe is connected with an equipment interface by a loose joint nut;
the length of the special-shaped connecting pipe can be cut at one end of the flat opening as required.
8. The connecting pipe assembly according to claim 7, wherein a first connecting pipe is arranged between the valve and the embedded pipeline interface, and the first connecting pipe is a straight pipe structure or a special-shaped connecting pipe;
the flat end of the first connecting pipe is connected with the other valve joint by adopting the pipe fitting sealing connection structure as claimed in any one of claims 1 to 6, and the other end of the first connecting pipe is connected with an embedded pipeline interface through a loose joint nut;
the length of the first connecting pipe can be cut at one end of the flat opening according to requirements.
9. A connector assembly, comprising:
the special-shaped connecting pipe comprises two straight pipe sections arranged in the vertical direction and a connecting section positioned between the two straight pipe sections, and a certain included angle is formed between the straight pipe sections and the connecting section;
the second connecting pipe is of a straight pipe structure;
the valve is provided with two valve joints which are perpendicular to each other;
one flat ends of the special-shaped connecting pipe and the second connecting pipe are respectively connected with two valve joints of the valve by adopting the pipe fitting sealing connection structure in any one of claims 1 to 6, and the other ends of the second connecting pipe and the special-shaped connecting pipe are respectively connected with an equipment interface and an embedded pipeline interface through loose joint nuts;
the lengths of the special-shaped connecting pipe and the second connecting pipe can be cut at one flat end of the special-shaped connecting pipe and the second connecting pipe according to requirements.
10. A connector assembly, comprising:
the special-shaped connecting pipe comprises two straight pipe sections arranged in the vertical direction and a connecting section positioned between the two straight pipe sections, and a certain included angle is formed between the straight pipe sections and the connecting section;
the third connecting pipe is of a straight pipe structure;
the connecting piece comprises two connecting joints which are arranged vertically;
the valve is directly or indirectly connected with the embedded pipeline connector, and two valve connectors which are perpendicular to each other are arranged on the valve;
one flat ends of the special-shaped connecting pipe and the third connecting pipe are respectively connected with two connecting joints of the connecting piece by adopting a pipe fitting sealing connection structure as claimed in any one of claims 1 to 6, the other end of the special-shaped connecting pipe is connected with an equipment interface by a loose joint nut, and the other end of the second connecting pipe is connected with a valve joint by a loose joint nut;
the lengths of the special-shaped connecting pipe and the second connecting pipe can be cut at one flat end of the special-shaped connecting pipe and the second connecting pipe according to requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022278628.1U CN214171583U (en) | 2020-10-14 | 2020-10-14 | Pipe fitting sealing connection structure and connecting pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022278628.1U CN214171583U (en) | 2020-10-14 | 2020-10-14 | Pipe fitting sealing connection structure and connecting pipe assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214171583U true CN214171583U (en) | 2021-09-10 |
Family
ID=77596924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022278628.1U Expired - Fee Related CN214171583U (en) | 2020-10-14 | 2020-10-14 | Pipe fitting sealing connection structure and connecting pipe assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214171583U (en) |
-
2020
- 2020-10-14 CN CN202022278628.1U patent/CN214171583U/en not_active Expired - Fee Related
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