CN204692861U - Three way type electromagnetic welding double tube structure and tee union thereof - Google Patents
Three way type electromagnetic welding double tube structure and tee union thereof Download PDFInfo
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- CN204692861U CN204692861U CN201520390774.XU CN201520390774U CN204692861U CN 204692861 U CN204692861 U CN 204692861U CN 201520390774 U CN201520390774 U CN 201520390774U CN 204692861 U CN204692861 U CN 204692861U
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- adapter
- socket
- pipe
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- type electromagnetic
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Abstract
The utility model provides a kind of Three way type electromagnetic welding double tube structure and tee union thereof, belongs to pipeline field.It solve prior art and design the problems such as reasonable not.This Three way type electromagnetic welding double tube structure and tee union thereof comprise tee union and composite pipe, have the socket pipe that coaxially arranges with this adapter at least one adapter of tee union and the inner circumference of socket pipe is connected as a single entity with this adapter, composite pipe comprises the metal tube layer be made up of electromagnetic induction heat generating material and the external tube layer etc. being compounded in tube layer and outside in inside metal tube layer.The advantage of this Three way type electromagnetic welding double tube structure and tee union thereof is: reasonable in design, structure is simple, be connected by undertaking socket plug-in type composite pipe, and pass through stuffing box gland, realize radial the closely cooperating with tee union of composite pipe, good airproof performance, welding is firm, improves the intensity connected.
Description
Technical field
The utility model belongs to pipe technology field, especially relates to a kind of Three way type electromagnetic welding double tube structure and tee union thereof.
Background technique
Multiple tube is formed composite pipe by composite metal pipe in the middle of plastic tube and is connected and composed by joint, metal tube due to tubing mesosphere is airtight, so this multiple tube has the effect of resistance oxygen simultaneously, direct drinking water project can be directly used in, and its internal and external layer is plastic material, there is extraordinary corrosion resistance.So excellent performance, makes the purposes of multiple tube widely, oil, natural gas transport, work pipes for mining, water drinking tube, and the figure of this pipe all can be seen in the various field of waste pipe etc.The metallic character of the connection general metal tube of its joint of current multiple tube and composite pipe, by electromagnetic welding, but there is the technological deficiencies such as welding end is insecure, join strength is poor in these means.
In order to solve prior art Problems existing, people have carried out long-term exploration, propose solution miscellaneous.Such as, Chinese patent literature discloses a kind of electromagnetic inductive welding composite steel-plastic pipe fitting [application number: 201220173079.4], and comprise composite pipe and tubular plastic link, described composite pipe comprises: not magnetic conduction or weak magnetic conductive metal layer and plastic layer; At least one end of described tubular plastic link offers the ring-type birdsmouth with the grafting of described composite pipe end adapter, and the sidewall of described ring-type birdsmouth is pre-buried is provided with high magnetic conductive metal ring.Such scheme alleviates the problem of existing composite pipe fitting welding weak effect to a certain extent, but the program still also exists: the problems such as welding end is insecure, join strength is poor.
Model utility content
The purpose of this utility model is for the problems referred to above, and provide a kind of reasonable in design, structure is simple, composite pipe and joint welding firmly, the Three way type electromagnetic welding double tube structure that join strength is high.
Another object of the present utility model is for the problems referred to above, and provide a kind of reasonable in design, structure is simple, is easy to the tee union of the Three way type electromagnetic welding double tube structure of welding.
For achieving the above object, the utility model have employed following technical proposal: Three way type electromagnetic welding double tube structure of the present utility model, comprise tee union and composite pipe, in at least one adapter of described tee union, there is the socket pipe that coaxially arranges with this adapter and the inner circumference of socket pipe is connected as a single entity with this adapter, described composite pipe comprises the metal tube layer be made up of electromagnetic induction heat generating material and the external tube layer being compounded in tube layer and outside in inside metal tube layer, it is characterized in that, formed between described nozzle inner wall and socket pipe outer wall and insert and the undertaking socket that adapts of shape and insertion composite pipe shape wherein for composite pipe, this pipeline configuration also comprises the stuffing box gland being set in composite pipe periphery, described stuffing box gland and the adjacent one end of adapter have ring packing plane and ring packing plane is arranged on the opening end end face of described undertaking socket, described metal tube layer makes interior tube layer and socket pipe hot melt be integrated respectively after electromagnetic induction heating, external tube layer and adapter hot melt are integrated, and stuffing box gland and external tube layer hot melt are integrated.Because stuffing box gland and the adjacent one end of adapter have ring packing plane and ring packing plane is arranged on the opening end end face of described undertaking socket, make sealing reliable structure simple, welding is simultaneously firm.
In above-mentioned Three way type electromagnetic welding double tube structure, described adapter sidepiece have at least one can make undertaking socket and the external world through and when can by the exhaust port of shutoff after hot melt.Quality in fusion body can be made tight, and welding is firm.
In above-mentioned Three way type electromagnetic welding double tube structure, the outer end of described socket pipe extends to outside adapter; Inside the outer end of described socket pipe, there is circular cone.Circular cone can reduce concentrating of localized stress, improves working life.
In above-mentioned Three way type electromagnetic welding double tube structure, the outer surface of described adapter has axially extension and some raised lines of circumference distribution.Raised line prevents from slipping out of the hand when installing, and is convenient to install.
In above-mentioned Three way type electromagnetic welding double tube structure, in three adapters of described tee union, be respectively equipped with the socket pipe coaxially arranged with phase adapter.Structure is identical, is convenient to install.
In above-mentioned Three way type electromagnetic welding double tube structure, described metal tube layer is made of steel or iron, and described interior tube layer, external tube layer and tee union are made up of hot melt material respectively.Structure is simple, and easy for installation, welding is firm.
In above-mentioned Three way type electromagnetic welding double tube structure, the inner of described undertaking socket forms planar annular, and described composite pipe inserts the interior edge face accepting socket one end and to fit on described planar annular and planar annular described in after hot melt and interior edge face disappear because hot melt material hot melt is integrated.Planar annular and interior edge face are mutually adaptive, can fuse into one better after hot melt.
In above-mentioned Three way type electromagnetic welding double tube structure, the external diameter of described composite pipe is 20mm-400mm.Caliber applied widely.
The tee union of above-mentioned Three way type electromagnetic welding double tube structure is as described below: the tee union of this Three way type electromagnetic welding double tube structure, comprise the body with three adapters, it is characterized in that, in at least one adapter, there is the socket pipe that coaxially arranges with this adapter and the inner circumference of socket pipe is connected as a single entity with this adapter, formed between described nozzle inner wall and socket pipe outer wall and insert and the undertaking socket that adapts of shape and insertion composite pipe shape wherein for composite pipe, described adapter sidepiece have at least one can make undertaking socket and the external world through and when can by the exhaust port of shutoff after hot melt.Be convenient to the quick grafting with composite pipe, welding is convenient.
In the tee union of above-mentioned Three way type electromagnetic welding double tube structure, the outer end of described socket pipe extends to outside adapter; Inside the outer end of described socket pipe, there is circular cone.Circular cone can reduce concentrating of localized stress, improves working life.
Compared with prior art, the advantage of this Three way type electromagnetic welding double tube structure and tee union thereof is: reasonable in design, structure is simple, to be connected composite pipe by accepting socket plug-in type, and pass through stuffing box gland, realize radial the closely cooperating with tee union of composite pipe, good airproof performance, welding is firm, improves the intensity connected.
Accompanying drawing explanation
Fig. 1 provides the structural representation of the utility model embodiment.
In figure, tee union 1, adapter 11, raised line 111, socket pipe 12, circular cone 121, undertaking socket 13, planar annular 131, exhaust port 14, composite pipe 2, interior tube layer 21, metal tube layer 22, external tube layer 23, interior edge face 24, stuffing box gland 3.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
As shown in Figure 1, this Three way type electromagnetic welding double tube structure, comprise tee union 1 and composite pipe 2, there is at least one adapter 11 of described tee union 1 the coaxial socket pipe 12 that arranges with this adapter 11 and the inner circumference of socket pipe 12 is connected as a single entity with this adapter 11, described composite pipe 2 comprises the metal tube layer 22 be made up of electromagnetic induction heat generating material and the external tube layer 23 being compounded in tube layer 21 and outside in inside metal tube layer 22, it is characterized in that, formed between described adapter 11 inwall and socket pipe 12 outer wall and insert and the undertaking socket 13 that adapts of shape and insertion composite pipe 2 shape wherein for composite pipe 2, this pipeline configuration also comprises the stuffing box gland 3 being set in composite pipe 2 periphery, one end that described stuffing box gland 3 is adjacent with adapter 11 has ring packing plane and ring packing plane is arranged on the opening end end face of described undertaking socket 13, described metal tube layer 22 makes interior tube layer 21 be integrated with socket pipe 12 hot melt respectively after electromagnetic induction heating, external tube layer 23 and adapter 11 hot melt are integrated, and stuffing box gland 3 is integrated with external tube layer 23 hot melt, because one end that stuffing box gland 3 is adjacent with adapter 11 has ring packing plane and ring packing plane is arranged on the opening end end face of described undertaking socket 13, make sealing reliable structure simple, welding is simultaneously firm.
As a kind of technological scheme comparatively optimized, in the present embodiment, here, adapter 11 sidepiece has at least one and undertaking socket 13 and the external world can be made through and when can by the exhaust port 14 of shutoff after hot melt, closely, welding be firm can to make quality in fusion body; Here, the outer end of socket pipe 12 extends to outside adapter 11; Have circular cone 121 inside the outer end of described socket pipe 12, circular cone 121 can reduce concentrating of localized stress, improves working life; Here, the outer surface of adapter 11 has axially extension and some raised lines 111 of circumference distribution, and raised line 111 prevents from slipping out of the hand when installing, and is convenient to install; Here, be respectively equipped with the coaxial socket pipe 12 arranged with phase adapter 11 in three adapters 11 of tee union 1, structure is identical, is convenient to install; Here, metal tube layer 22 is made of steel or iron, and described interior tube layer 21, external tube layer 23 and tee union 1 are made up of hot melt material respectively, and structure is simple, and easy for installation, welding is firm; Here, the inner of accepting socket 13 forms planar annular 131, described composite pipe 2 inserts the interior edge face 24 accepting socket 13 one end and to fit on described planar annular 131 and planar annular 131 described in after hot melt and interior edge face 24 disappear because hot melt material hot melt is integrated, planar annular 131 and interior edge face 24 are mutually adaptive, can fuse into one better after hot melt; Here, the external diameter of composite pipe 2 is 20mm-400mm, caliber applied widely.
As shown in Figure 1, the tee union of this Three way type electromagnetic welding double tube structure, comprise the body with three adapters 11, it is characterized in that, there is at least one adapter 11 the coaxial socket pipe 12 that arranges with this adapter 11 and the inner circumference of socket pipe 12 is connected as a single entity with this adapter 11, formed between described adapter 11 inwall and socket pipe 12 outer wall and insert and the undertaking socket 13 that adapts of shape and insertion composite pipe 2 shape wherein for composite pipe 2, described adapter 11 sidepiece has at least one can make undertaking socket 13 and the external world through and when can by the exhaust port 14 of shutoff after hot melt, be convenient to and composite pipe 2 grafting fast, welding is convenient.
Further, the outer end of socket pipe 12 here extends to outside adapter 11; Have circular cone 121 inside the outer end of described socket pipe 12, circular cone 121 can reduce concentrating of localized stress, improves working life.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ tee union 1, adapter 11, raised line 111, socket pipe 12, circular cone 121 herein, accept the terms such as socket 13, planar annular 131, exhaust port 14, composite pipe 2, interior tube layer 21, metal tube layer 22, external tube layer 23, interior edge face 24, stuffing box gland 3, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. a Three way type electromagnetic welding double tube structure, comprise tee union (1) and composite pipe (2), in at least one adapter (11) of described tee union (1), there is the coaxial socket pipe (12) that arranges with this adapter (11) and inner circumferential and this adapter (11) of socket pipe (12) is connected as a single entity, described composite pipe (2) comprises the external tube layer (23) in the metal tube layer (22) be made up of electromagnetic induction heat generating material and the interior tube layer (21) be compounded in inside metal tube layer (22) and outside, it is characterized in that, formed between described adapter (11) inwall and socket pipe (12) outer wall and insert and the undertaking socket (13) that adapts of shape and insertion composite pipe wherein (2) shape for composite pipe (2), this pipeline configuration also comprises the stuffing box gland (3) being set in composite pipe (2) periphery, described stuffing box gland (3) and adapter (11) adjacent one end have ring packing plane and ring packing plane is arranged on the opening end end face of described undertaking socket (13), described metal tube layer (22) makes interior tube layer (21) and socket pipe (12) hot melt be integrated respectively after electromagnetic induction heating, external tube layer (23) is integrated with adapter (11) hot melt, and stuffing box gland (3) is integrated with external tube layer (23) hot melt.
2. Three way type electromagnetic welding double tube structure according to claim 1, it is characterized in that, described adapter (11) sidepiece has at least one can make undertaking socket (13) and the external world through and when can by the exhaust port of shutoff (14) after hot melt.
3. Three way type electromagnetic welding double tube structure according to claim 1 and 2, is characterized in that, the outer end of described socket pipe (12) extends to adapter (11) outward; Inside the outer end of described socket pipe (12), there is circular cone (121).
4. Three way type electromagnetic welding double tube structure according to claim 3, is characterized in that, the outer surface of described adapter (11) has axially extension and some raised lines (111) of circumference distribution.
5. Three way type electromagnetic welding double tube structure according to claim 3, it is characterized in that, in three adapters (11) of described tee union (1), be respectively equipped with the coaxial socket pipe (12) arranged with phase adapter (11).
6. Three way type electromagnetic welding double tube structure according to claim 3, it is characterized in that, described metal tube layer (22) is made of steel or iron, and described interior tube layer (21), external tube layer (23) and tee union (1) are made up of hot melt material respectively.
7. Three way type electromagnetic welding double tube structure according to claim 6, it is characterized in that, the inner of described undertaking socket (13) forms planar annular (131), and described composite pipe (2) inserts the interior edge face (24) accepting socket (13) one end and fits in described planar annular (131) upper and planar annular (131) described in after hot melt and interior edge face (24) and disappear because hot melt material hot melt is integrated.
8. Three way type electromagnetic welding double tube structure according to claim 3, is characterized in that, the external diameter of described composite pipe (2) is 20mm-400mm.
9. be applied to the tee union of the Three way type electromagnetic welding double tube structure in claim 1-8 described in any one, comprise the body with three adapters (11), it is characterized in that, there is at least one adapter (11) the coaxial socket pipe (12) that arranges with this adapter (11) and inner circumferential and this adapter (11) of socket pipe (12) is connected as a single entity, formed between described adapter (11) inwall and socket pipe (12) outer wall and insert and the undertaking socket (13) that adapts of shape and insertion composite pipe wherein (2) shape for composite pipe (2), described adapter (11) sidepiece has at least one can make undertaking socket (13) and the external world through and when can by the exhaust port of shutoff (14) after hot melt.
10. tee union according to claim 9, is characterized in that, the outer end of described socket pipe (12) extends to adapter (11) outward; Inside the outer end of described socket pipe (12), there is circular cone (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390774.XU CN204692861U (en) | 2015-06-08 | 2015-06-08 | Three way type electromagnetic welding double tube structure and tee union thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390774.XU CN204692861U (en) | 2015-06-08 | 2015-06-08 | Three way type electromagnetic welding double tube structure and tee union thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204692861U true CN204692861U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520390774.XU Expired - Fee Related CN204692861U (en) | 2015-06-08 | 2015-06-08 | Three way type electromagnetic welding double tube structure and tee union thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204692861U (en) |
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2015
- 2015-06-08 CN CN201520390774.XU patent/CN204692861U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20180608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |