CN205447075U - A return bend sealing joint for aluminum alloy tube way - Google Patents
A return bend sealing joint for aluminum alloy tube way Download PDFInfo
- Publication number
- CN205447075U CN205447075U CN201521123284.XU CN201521123284U CN205447075U CN 205447075 U CN205447075 U CN 205447075U CN 201521123284 U CN201521123284 U CN 201521123284U CN 205447075 U CN205447075 U CN 205447075U
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- CN
- China
- Prior art keywords
- ring
- pipeline
- boss
- connection housing
- housing
- 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
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Abstract
The utility model provides a return bend sealing joint for aluminum alloy tube way, including connecting casing and securing nut, it comprises horizontal pipe connection casing and vertical pipe connection casing to connect the casing, the sealing connection subassembly is including the first plastics retaining ring, a O type rubber circle, second plastics retaining ring, the 2nd O type rubber circle, plastic spacer bush, metal rand and the plastic clamping ring that set gradually from inside to outside, the metal rand includes that snap ring and ring establish on the snap ring to a plurality of claw of plastic spacer bush 's direction extension, plastic clamping ring includes the rand base, sets up rand body and setting on the rand base are in on the rand body to a plurality of blade tooths of securing nut's direction extension, plastic spacer bush includes the spacer base and sets up boss on the spacer base. The utility model discloses a return bend sealing joint for aluminum alloy tube way can carry out two -way extrusion to O type rubber circle, and is sealed effectual.
Description
Technical field
This utility model belongs to aluminium alloy pipe line parts technical field, especially relates to a kind of trap seal joint for aluminium alloy pipeline.
Background technology
When two segment pipes are carried out bending connection, need by being attached for trap seal joint, in trap seal joint, it is usually provided with sealing rubber ring seal, but existing seal for pipe joints joint can only carry out transverse shear stress to sealing rubber ring, and sealing rubber ring can not be carried out longitudinal extruding, the most easily leak air phenomenon, and sealing effectiveness is poor.
Summary of the invention
This utility model provides a kind of trap seal joint for aluminium alloy pipeline that O-shaped rubber ring can carry out Bidirectional-squeezing and good sealing effect.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of trap seal joint for aluminium alloy pipeline, connecting housing including bend pipe and be set in the fastening nut at described bend pipe connection housing two ends, wherein said bend pipe connects housing and is made up of orthogonal horizontal pipeline connection housing and pipe tunnel connection housing.Being respectively equipped with sealing connecting component in described horizontal pipeline connects housing and described pipe tunnel connection housing, described sealing connecting component includes the first plastics back-up ring, the first O-shaped rubber ring, the second plastics back-up ring, the second O-shaped rubber ring, plastics spacer, metal collar and the plastic clamp ring set gradually from inside to outside.Wherein said metal collar includes that snap ring and ring are located on described snap ring the some cat's paws extended to the direction of described plastics spacer；Described plastic clamp ring includes collar base, the collar body being arranged on described collar base and is arranged on described collar body the some blade tooths extended to the direction of described fastening nut, being provided with U-shaped breach between adjacent blade tooth, the outside of described blade tooth is provided with blade tooth fillet surface.Described plastics spacer includes spacer base and is arranged on the boss on described spacer base, is provided with deck, described snap ring and described collar base and is arranged in described deck in described boss, and the outside of described boss is provided with boss fillet surface.
Further, a circle pipeline card dress boss it is respectively equipped with on the inwall of described horizontal pipeline connection housing and described pipe tunnel connection housing, being respectively equipped with a circle pipeline card dress raised line in the internal backplane that described horizontal pipeline connects housing and described pipe tunnel connection housing, the height of described pipeline card dress boss is equal with the height of described pipeline card dress raised line.
Further, described fastening nut is made up of threaded portion and press section, and the inwall of described threaded portion is provided with female thread, and the diameter of described press section the most gradually successively decreases.
Further, it is respectively equipped with the external screw thread suitable with the female thread of described fastening nut on the outer wall of described horizontal pipeline connection housing and described pipe tunnel connection housing, the outer wall that described horizontal pipeline connects housing and described pipe tunnel connection housing further respectively has a circle and limits the spacing preiection of described fastening nut position.
Specifically, the internal diameter of described spacer base passes through conical surface transition less than the internal diameter of described boss, the inwall of described spacer base and the inwall of described boss.
This utility model has the advantage that with good effect:
1, this utility model is for the trap seal joint of aluminium alloy pipeline, fastening nut connect carry out on housing threaded during extrude plastics spacer, and then realize plastics spacer and plastics back-up ring the O-shaped rubber ring being arranged on centre is carried out Bidirectional-squeezing, namely O-shaped rubber ring not only achieves transverse shear stress at plastics back-up ring under the common effect of plastics spacer, also achieve longitudinal extruding, good sealing effect.
2, this utility model is for the trap seal joint of aluminium alloy pipeline, in connecting housing, two layers of plastic back-up ring and two-layer O-shaped rubber ring are set, two layers of plastic back-up ring and two-layer O-shaped rubber ring interval arrange, O-shaped rubber ring under the effect of plastics back-up ring can uniform stressed, sealing effectiveness is more preferable.
3, this utility model is for the trap seal joint of aluminium alloy pipeline, fastening nut connect carry out on housing threaded during, the press section of fastening nut can fasten being arranged on each seal connector connected in housing, and sealing effectiveness is more preferable.
4, this utility model is for the trap seal joint of aluminium alloy pipeline, fastening nut connect carry out on housing threaded during extrude plastics spacer, described plastic partition set and then extruding metal collar, the cat's paw of described metal collar contracts under the common squeezing action by plastics back-up ring and plastic clamp ring inwards, so cat's paw tightly will bite connected pipe, playing the effect of fixing connected pipe, pipeline connects more firm.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation for the trap seal joint of aluminium alloy pipeline；
Fig. 2 is this utility model sectional view for Fig. 1 of the trap seal joint of aluminium alloy pipeline；
Fig. 3 is this utility model structural representation for the metal collar of the trap seal joint of aluminium alloy pipeline；
Fig. 4 is this utility model plastic clamp ring schematic diagram for the trap seal joint of aluminium alloy pipeline；
Fig. 5 is that this utility model B-B for Fig. 4 of the trap seal joint of aluminium alloy pipeline is to sectional view；
Fig. 6 is this utility model plastics spacer schematic diagram for the trap seal joint of aluminium alloy pipeline；
Fig. 7 is that this utility model C-C for Fig. 6 of the trap seal joint of aluminium alloy pipeline is to sectional view；
Fig. 8 is this utility model structural representation connecting housing for the trap seal joint of aluminium alloy pipeline；
Fig. 9 is this utility model structural representation for the fastening nut of the trap seal joint of aluminium alloy pipeline.
Detailed description of the invention
Below in conjunction with the accompanying drawings specific embodiment of the utility model is elaborated.
As shown in Figure 1-2, this utility model is for the trap seal joint of aluminium alloy pipeline, connecting housing 1 including bend pipe and be set in the fastening nut 2 at described bend pipe connection housing 1 two ends, wherein said bend pipe connects housing 1 and is made up of orthogonal horizontal pipeline connection housing 1A and pipe tunnel connection housing 1B.Being respectively equipped with sealing connecting component in described horizontal pipeline connects housing 1A and described pipe tunnel connection housing 1B, described sealing connecting component includes first plastics back-up ring the 3, first O-shaped rubber ring the 4, second plastics back-up ring the 5, second O-shaped rubber ring 6, plastics spacer 7, metal collar 8 and the plastic clamp ring 9 set gradually from inside to outside.
As it is shown on figure 3, described metal collar 8 includes that snap ring 801 and ring are located on described snap ring 801 the some cat's paws 802 extended to the direction of described plastics spacer 7.
As illustrated in figures 4-5, described plastic clamp ring 9 includes collar base 901, the collar body 902 being arranged on described collar base 901 and is arranged on described collar body 902 the some blade tooths 903 extended to the direction of described fastening nut 2, being provided with U-shaped breach 904 between adjacent blade tooth 903, the outside of described blade tooth 903 is provided with blade tooth fillet surface 905.
As shown in fig. 6-7, described plastics spacer 7 includes spacer base 701 and is arranged on the boss 702 on described spacer base 701, described boss 702 is provided with deck 703, described snap ring 801 and described collar base 901 are arranged in described deck 703, and the outside of described boss 702 is provided with boss fillet surface 704.The internal diameter of described spacer base 701 passes through conical surface transition less than the internal diameter of described boss 702, the inwall of described spacer base 701 with the inwall of described boss 702.
As shown in Figure 8, a circle pipeline card dress boss 101 it is respectively equipped with on the inwall of described horizontal pipeline connection housing 1A and described pipe tunnel connection housing 1B, being respectively equipped with a circle pipeline card dress raised line 102 in the internal backplane that described horizontal pipeline connects housing 1A and described pipe tunnel connection housing 1B, the height of described pipeline card dress boss 101 is equal with the height of described pipeline card dress raised line 102.It is respectively equipped with the external screw thread 103 suitable with the female thread of described fastening nut 2 on the outer wall of described horizontal pipeline connection housing 1A and described pipe tunnel connection housing 1B, the outer wall that described horizontal pipeline connects housing 1A and described pipe tunnel connection housing 1B further respectively has a circle and limits the spacing preiection 104 of described fastening nut 2 position.
As it is shown in figure 9, described fastening nut 2 is made up of threaded portion 201 and press section 202, the inwall of described threaded portion 201 is provided with female thread, and the diameter of described press section 202 the most gradually successively decreases.
Above preferred embodiment of the present utility model is described in detail, but described content has been only preferred embodiment of the present utility model, it is impossible to be considered for limiting practical range of the present utility model.All impartial changes made according to this utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (5)
1. the trap seal joint for aluminium alloy pipeline, it is characterized in that: include that bend pipe connects housing and is set in the fastening nut at described bend pipe connection housing two ends, wherein said bend pipe connects housing and is made up of orthogonal horizontal pipeline connection housing and pipe tunnel connection housing, it is respectively equipped with sealing connecting component in described horizontal pipeline connects housing and described pipe tunnel connection housing, described sealing connecting component includes the first plastics back-up ring set gradually from inside to outside, first O-shaped rubber ring, second plastics back-up ring, second O-shaped rubber ring, plastics spacer, metal collar and plastic clamp ring；Wherein said metal collar includes that snap ring and ring are located on described snap ring the some cat's paws extended to the direction of described plastics spacer；Described plastic clamp ring includes collar base, the collar body being arranged on described collar base and is arranged on described collar body the some blade tooths extended to the direction of described fastening nut, being provided with U-shaped breach between adjacent blade tooth, the outside of described blade tooth is provided with blade tooth fillet surface；Described plastics spacer includes spacer base and is arranged on the boss on described spacer base, is provided with deck, described snap ring and described collar base and is arranged in described deck in described boss, and the outside of described boss is provided with boss fillet surface.
Trap seal joint for aluminium alloy pipeline the most according to claim 1, it is characterized in that: on the inwall of described horizontal pipeline connection housing and described pipe tunnel connection housing, be respectively equipped with a circle pipeline card dress boss, being respectively equipped with a circle pipeline card dress raised line in the internal backplane that described horizontal pipeline connects housing and described pipe tunnel connection housing, the height of described pipeline card dress boss is equal with the height of described pipeline card dress raised line.
Trap seal joint for aluminium alloy pipeline the most according to claim 1, it is characterised in that: described fastening nut is made up of threaded portion and press section, and the inwall of described threaded portion is provided with female thread, and the diameter of described press section the most gradually successively decreases.
Trap seal joint for aluminium alloy pipeline the most according to claim 3, it is characterized in that: on the outer wall of described horizontal pipeline connection housing and described pipe tunnel connection housing, be respectively equipped with the external screw thread suitable with the female thread of described fastening nut, the outer wall that described horizontal pipeline connects housing and described pipe tunnel connection housing further respectively has a circle and limits the spacing preiection of described fastening nut position.
Trap seal joint for aluminium alloy pipeline the most according to claim 1, it is characterised in that: the internal diameter of described spacer base passes through conical surface transition less than the internal diameter of described boss, the inwall of described spacer base and the inwall of described boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123284.XU CN205447075U (en) | 2015-12-28 | 2015-12-28 | A return bend sealing joint for aluminum alloy tube way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123284.XU CN205447075U (en) | 2015-12-28 | 2015-12-28 | A return bend sealing joint for aluminum alloy tube way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205447075U true CN205447075U (en) | 2016-08-10 |
Family
ID=56572841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521123284.XU Expired - Fee Related CN205447075U (en) | 2015-12-28 | 2015-12-28 | A return bend sealing joint for aluminum alloy tube way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205447075U (en) |
-
2015
- 2015-12-28 CN CN201521123284.XU patent/CN205447075U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20161228 |