CN2744917Y - Coaxial two-channel pipe joint - Google Patents
Coaxial two-channel pipe joint Download PDFInfo
- Publication number
- CN2744917Y CN2744917Y CN 200320110527 CN200320110527U CN2744917Y CN 2744917 Y CN2744917 Y CN 2744917Y CN 200320110527 CN200320110527 CN 200320110527 CN 200320110527 U CN200320110527 U CN 200320110527U CN 2744917 Y CN2744917 Y CN 2744917Y
- Authority
- CN
- China
- Prior art keywords
- intubate
- plug
- fixed end
- connected body
- spiral shell
- 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.)
- Expired - Fee Related
Links
- 238000002627 tracheal intubation Methods 0.000 abstract 5
- 230000004075 alteration Effects 0.000 abstract 1
- 230000002146 bilateral effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Images
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
A coaxial two-channel pipe joint, mainly used for the connection of coaxial two-channel hose, is composed of a high pressure hose assembly, a rubber pad, an inner tube, screw seats of a fixed end and nuts, an O-shaped seal ring, an intubation, a connecting body and a plug. The high pressure hose assembly and the screw seat of the fixed end, the intubation and the screw seat of the fixed end, the plug and the screw seat of the fixed end, and the nuts and the connecting body are all connected by screw thread. The intubation extends into the cavity of the connecting body; the plug is inserted into the cylinder body of the intubation; the pipe socket end head of the inner tube is tightly pasted to the intubation and the conical nose of the plug. The interfaces of the relevant components are all sealed through the rubber pad and the O-shaped seal ring, forming two coaxial channels, wherein, the shaft center is regarded as an inner channel and the periphery is regarded as an outer channel. With little alteration, two independently separated channels are formed to use for inputting, and the coaxial two-channel is used for outputting. The utility model has the advantages of compact and simple structure, small volume, reliable usage and convenient disassembly and assembly.
Description
Affiliated technical field
The utility model relates to a kind of hose line joint, and especially coaxial twin-channel joint belongs to machinery manufacturing technology field.
Background technique
The Placement of at present general pipeline is more, as: helix tube type connects, welding type connects, flange plate type connects, clamp band type connects ... the pipe joint of flexible pipe also has tube-inserted type connection, helix tube type connection, clamp band type to connect ..., but these all are the connections that is only applicable to single tube.And some special occasion often, situation as Underground Test or limited space system, do not allow to adopt two tubes for the turnover loop that forms pipeline, perhaps do not allow to adopt two tubes to carry two kinds of liquid or gas side by side, like this, adopt the connection of single tube just inapplicable, and must adopt the structure of coaxial bilateral deferent, but how it connects, and has had not yet to see report.
Summary of the invention
For solving the connectivity problem of coaxial bilateral deferent, the utility model provides a kind of coaxial Twin channel pipe joint, and this joint couples together coaxial bilateral deferent not only satisfactoryly, also adjunction arbitrarily is not subjected to length restriction, and simple and compact for structure, volume is little, uses reliably convenient disassembly.
The technological scheme that the utility model adopted is: coaxial Twin channel pipe joint includes high pressure hose assembly, rubber pad, interior pipe, fixed end spiral shell seat, nut, O RunddichtringO, intubate, connected body and plug.Its nut of high pressure hose assembly at joint two ends and being threaded of fixed end spiral shell seat, the internal thread of left side fixed end spiral shell seat is connected with the outside thread of intubate, the internal thread of the right fixed end spiral shell seat is connected with the outside thread of plug, nut drive fixed end spiral shell seat respectively with being threaded of connected body two ends, the horn mouth that stretches into the inner tube head of high pressure hose assembly is close to respectively on the taper of intubate and plug termination, intubate stretches in the inner chamber of connected body, and a cylindrical cavity is set betwixt; Plug inserts in the intubate, two road grooves is set on the cylindrical of plug, and puts into the O RunddichtringO; One circular arc Baltimore groove is set on the both ends of the surface of connected body, and puts into the O RunddichtringO, rubber pad is set at the end face of high pressure hose assembly and fixed end spiral shell seat; Fixed end spiral shell seat is except that being provided with the screw thread at one end outer surface and the other end internal surface, and its axle center is provided with the through hole of different-diameter, and 4～8 small through hole are uniformly distributed along the circumference on the cross section at its little axle center hole position; The axle center of intubate and plug all is provided with the through hole of different-diameter; The nut that is connected with connected body, the gap between the external diameter of the internal diameter of its termination and fixed end spiral shell seat should be greater than 1mm, to keep the alignment of intubate and connected body.
Two passages of the present utility model are such: internal channel is by tube hub hole input in the left side, through the through hole of intubate axis through-hole and plug shaft, flows into the interior tube hub hole output on the right; External chennel is the inner diameter hole input by the high pressure hose assembly on the left side, through the inner chamber of fixed end spiral shell seat and 4～8 small through hole on its cross section, enter 4～8 small through hole on the intubate cross section, flow into the cylindrical cavity between intubate and connected body, 4～8 small through hole on the plug cross section again, enter 4～8 small through hole and inner chamber thereof on the fixed end spiral shell seat cross section, the right, flow into the inner diameter hole output of the high pressure hose assembly on the right at last.
If in some occasion, need separately two road pipelines input, and during the output of coaxial Twin channel, intubate left end head is for having externally threaded cylindrical body, be used to connect outer supplying tube, the axle center of intubate is provided with the through hole of different-diameter, the intubate right-hand member stretches into the connected body inner chamber, the external diameter of its cylindrical part should be less than the internal diameter of connected body, the intubate cylndrical surface external diameter at its root place should slidingly mutually with the internal diameter of connected body close, with the radial location of giving intubate, the end face of intubate is close on the interior O RunddichtringO of connected body end face circular arc Baltimore groove, and nut compresses intubate and is threaded with connected body; On the cylndrical surface in the middle of the connected body screw is set, the internal diameter of straight-through connected body connects outer supplying tube with giving; The neither change of structure on joint the right can reach the input of two-way pipeline like this, and by coaxial Twin channel output.These two passages are such: internal channel is that the through hole by the intubate axle center on the left side enters, and the through hole through the plug axle center flows into the interior tube hub hole output on the right; External chennel is to be entered by the tapped through hole in the middle of the connected body, cylindrical cavity through between connected body and intubate, 4～8 small through hole on the plug cross section again, enter 4～8 small through hole and inner chamber thereof on the fixed end spiral shell seat cross section, the right, flow into the inner diameter hole output of the high pressure hose assembly on the right at last.
The beneficial effects of the utility model are: this joint has been realized the connection of two coaxial Twin channel flexible pipes not only satisfactoryly, if after structurally changing a little, also two independent supplying tubes successfully can be coupled together with coaxial Twin channel output tube, and it is simple and compact for structure, volume is little, use reliably convenient disassembly.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present utility model
Fig. 2 is the A-A sectional view of Fig. 1
Fig. 3 is the B-B sectional view of Fig. 1
Fig. 4 is the C-C sectional view of Fig. 1
Fig. 5 is the D-D sectional view of Fig. 1
Fig. 6 is second embodiment's of the utility model a structural representation
Among the figure: 1, high pressure hose assembly; 2, rubber pad; 3, interior pipe; 4, fixed end spiral shell seat; 5, nut; 6, O RunddichtringO; 7, intubate; 8, O RunddichtringO; 9, connected body; 10, plug.
Embodiment
Embodiment 1: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the high pressure hose assembly 1 usefulness nut screwing clamping on the left side is placed rubber pad 2 in the middle of it in the screw thread of fixed end spiral shell seat 4 left ends; The horn mouth of interior pipe 3 terminations is close on the taper of intubate 7 heads; The internal thread of fixed end spiral shell seat 4 right-hand members is connected with the outside thread on the intubate 7, and compress in the pipe 3 terminations horn mouth, in order to sealing, 4 small through hole are uniformly distributed along the circumference on the cross section at fixed end spiral shell seat 4 little axle center hole positions, 4 small through hole are uniformly distributed along the circumference on the cross section at the screw thread place of intubate 7 and plug 10, place O RunddichtringO 6 in the arc groove on connected body 9 end faces, turning nut 5 is fixed tightly in fixed end spiral shell seat 4 on the connected body 9, and compress O RunddichtringO sealing 6, the gap delta=1mm between the external diameter of nut 5 termination internal diameters and fixed end spiral shell seat 4; The right structure is substantially all with left side structure, and only difference is exactly that plug 10 has been replaced intubate 7, puts into O RunddichtringO 8 in the twice groove of plug 10 left ends, and plug 10 is inserted in the cylindrical body of intubate 7.
Embodiment 2: as shown in Figure 6, screw thread on the intubate 7 left end cylndrical surface is with giving external pipe, intubate 7 stretches in the inner chamber of connected body 9, the external diameter of its cylindrical part is less than connected body 9 internal diameters, the intubate 7 cylndrical surface external diameters at tubular root place and the internal diameter cunning of connected body 9 are closed the location, fastening nut 5 is connected intubate 7 on the connected body 9, and compresses the O RunddichtringO 6 on the connected body 9; The cylndrical surface of the centre of connected body 9 is provided with tapped through hole, with giving external pipe.Other structure on the right is all with the right structure of embodiment 1.
Claims (5)
1, a kind of coaxial Twin channel pipe joint includes the high pressure hose assembly, rubber pad, interior pipe, fixed end spiral shell seat, nut, O RunddichtringO, intubate, connected body and plug, it is characterized in that: the nut of two ends high pressure hose assembly is connected with the screw thread of fixed end spiral shell seat, the internal thread of left side fixed end spiral shell seat is connected with the outside thread of intubate, the internal thread of the right fixed end spiral shell seat is connected with the outside thread of plug, and nut drive fixed end spiral shell seat is threaded with the connected body two ends; The horn mouth that stretches into the inner tube head of high pressure hose assembly is close to respectively on the taper of intubate and plug termination, and intubate stretches in the inner chamber of connected body, and a cylindrical cavity is set betwixt; Plug inserts in the intubate, two road grooves is set on the cylindrical of plug, and puts into the O RunddichtringO; One Baltimore groove is set on the both ends of the surface of connected body, and puts into the O RunddichtringO; Between the end face of high pressure hose assembly and fixed end spiral shell seat, rubber pad is set.
2, coaxial Twin channel pipe joint according to claim 1, it is characterized in that: fixed end spiral shell seat is except that being provided with the screw thread at one end outer surface and the other end internal surface, its axle center is provided with the through hole of different-diameter, and 4～8 small through hole are uniformly distributed along the circumference on the cross section at its little axle center hole position.
3, coaxial Twin channel pipe joint according to claim 1, it is characterized in that: intubate and plug are except that its head is the screw thread of taper and outer surface setting, on the cross section at its screw thread place, 4～8 small through hole that are uniformly distributed along the circumference, the axle center of intubate and plug all is provided with the through hole of different-diameter.
4, coaxial Twin channel pipe joint according to claim 1 is characterized in that: the nut that is connected with connected body, the gap between the external diameter of the internal diameter of its termination and fixed end spiral shell seat should be greater than 1mm.
5, coaxial Twin channel pipe joint according to claim 1, it is characterized in that: need separate the input of two road pipelines in some occasion, and during the output of coaxial Twin channel, intubate left end head is for having externally threaded cylindrical body, its axle center is provided with the through hole of different-diameter, the intubate right-hand member stretches into the connected body inner chamber, the external diameter of its cylindrical part should be less than the internal diameter of connected body, the intubate cylndrical surface external diameter at tubular root place should slidingly mutually with the internal diameter of connected body close, the end face of intubate is close on the interior O RunddichtringO of connected body end face Baltimore groove, and nut compresses intubate and is threaded with connected body; On the cylndrical surface in the middle of the connected body screw is set, the internal diameter of straight-through connected body; The neither change of structure on joint the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320110527 CN2744917Y (en) | 2003-10-28 | 2003-10-28 | Coaxial two-channel pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320110527 CN2744917Y (en) | 2003-10-28 | 2003-10-28 | Coaxial two-channel pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2744917Y true CN2744917Y (en) | 2005-12-07 |
Family
ID=35579698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320110527 Expired - Fee Related CN2744917Y (en) | 2003-10-28 | 2003-10-28 | Coaxial two-channel pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2744917Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095331A (en) * | 2009-12-11 | 2011-06-15 | 通用汽车环球科技运作有限责任公司 | Connection device for a coaxial tube heat exchanger |
| CN105522438A (en) * | 2016-01-29 | 2016-04-27 | 袁松梅 | Connecting device for inner and outer pipes of MQL (Minimal Quantity Lubrication) system |
| CN114131321A (en) * | 2021-11-08 | 2022-03-04 | 陕西飞机工业有限责任公司 | Pipe joint coaxiality installation adjusting device |
-
2003
- 2003-10-28 CN CN 200320110527 patent/CN2744917Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095331A (en) * | 2009-12-11 | 2011-06-15 | 通用汽车环球科技运作有限责任公司 | Connection device for a coaxial tube heat exchanger |
| CN105522438A (en) * | 2016-01-29 | 2016-04-27 | 袁松梅 | Connecting device for inner and outer pipes of MQL (Minimal Quantity Lubrication) system |
| CN114131321A (en) * | 2021-11-08 | 2022-03-04 | 陕西飞机工业有限责任公司 | Pipe joint coaxiality installation adjusting device |
| CN114131321B (en) * | 2021-11-08 | 2023-11-21 | 陕西飞机工业有限责任公司 | Pipe joint coaxiality installation and adjustment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102434742B (en) | Pipe connector for quick connection | |
| CN2744917Y (en) | Coaxial two-channel pipe joint | |
| CN107893887A (en) | A kind of expansion type joint of flexible pipe | |
| CN222185885U (en) | Disassembled valve bodies, rotary gate valves, pipe connectors and liquid cooling systems | |
| CN201964057U (en) | Hard metal pipe connector with self-adaptive function in assembly | |
| CN106287046B (en) | A kind of highly pressurised liquid two way seal pipe joint | |
| CN2450492Y (en) | Internal thread locking connector | |
| CN216045978U (en) | Quick connection type hydraulic pipe connecting assembly | |
| CN2918944Y (en) | Screw-threaded pipe joint | |
| CN219388944U (en) | Steerable elbow for oxygenerator | |
| CN223398659U (en) | High-low pressure manifold | |
| CN2605453Y (en) | Equi-diameter double safety joint of aluminium-plastic composite pipe | |
| CN2495882Y (en) | Quick inserting type pipeline joint | |
| CN222687631U (en) | Clamping and pressing type woven tube water hammer eliminator | |
| CN201531697U (en) | Fast-insertion tee joint | |
| CN208331493U (en) | A pressure gauge connector | |
| CN223004596U (en) | Control valve for gas delivery | |
| CN201363496Y (en) | Metal hard seal pipe joint | |
| CN209892892U (en) | Valve crossover sub | |
| CN218914039U (en) | Low-pressure fluid conveying pipe connecting piece | |
| CN2382933Y (en) | Flange connector capable of relatively dislocation along jointing end face | |
| CN217842992U (en) | Convenient-to-assemble different-diameter water supply PE pipe | |
| CN217482276U (en) | Pipe connector for enhancing sealing performance of valve pipe | |
| CN2248815Y (en) | Sealing screw-threaded joint for petroleum collar | |
| CN2220000Y (en) | Quick connecting component for pipeline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051207 Termination date: 20101028 |