CN204420376U - Gas circuit metal joint assembly - Google Patents
Gas circuit metal joint assembly Download PDFInfo
- Publication number
- CN204420376U CN204420376U CN201420806467.0U CN201420806467U CN204420376U CN 204420376 U CN204420376 U CN 204420376U CN 201420806467 U CN201420806467 U CN 201420806467U CN 204420376 U CN204420376 U CN 204420376U
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- China
- Prior art keywords
- metal joint
- gas circuit
- joint
- interface
- packing elements
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Abstract
The utility model discloses a kind of gas circuit metal joint assembly, comprise: the first metal joint be coupled to each other and the second metal joint, first metal joint can gas circuit be communicated with the second metal joint, and the coupled position of the first metal joint and the second metal joint is formed with chamber; Gas circuit metal joint assembly also comprises: be arranged at the packing elements in chamber.Packing elements is set by the chamber that formed at gas circuit metal joint assembly coupled position place, avoids the accumulation in chamber such as steam, grease, dirt, thus eliminate the origin cause of formation of gas circuit metal joint corrosion from source, improve the service life of product.
Description
Technical field
The utility model relates to a kind of gas circuit metal joint assembly, particularly relates to a kind of gas circuit metal joint assembly be connected with crosspointer manometer tube for the Brake hose of orbit vehicle arrester.
Background technique
Carry out in the assembly of gas circuit connection at similar application metal joint; the problem that often can run into is; the metal joint connect each other after some time of use; corrosion can be produced at sections bracing with connective positional; thus affect the reliability of joint connection, the serious normal operation that even can affect other functional unit connected with metal joint.
In the gas circuit metal joint assembly that the Brake hose that similar situation is present in orbit vehicle arrester is equally connected with crosspointer manometer tube.In the entrucking application of reality, due to the corrosion problem at gas circuit metal joint assembly place, the crosspointer manometer tube and the Brake hose that do not reach design life in a large number need scrap and again change, and this also adds the operation and maintenance cost of rail vehicle apparently.
Model utility content
The purpose of this utility model is to provide a kind of gas circuit metal joint assembly, and it has preferably resistant to rust ability, to improve service life of the products.
For realizing above-mentioned model utility object, the utility model provides a kind of gas circuit metal joint assembly, comprising:
The first metal joint be coupled to each other and the second metal joint, described first metal joint can gas circuit be communicated with the second metal joint, and the coupled position of described first metal joint and the second metal joint is formed with chamber;
Described gas circuit metal joint assembly also comprises:
Be arranged at the packing elements in described chamber.
As further improvement of the utility model, described packing elements is provided with vent, described first metal joint is communicated with by described vent gas circuit with the second metal joint.
As further improvement of the utility model, described gas circuit metal joint assembly also comprises lining adapter, and the part of described lining adapter is fitted with the hole wall of described vent.
As further improvement of the utility model, the surface of described lining adapter is formed with antioxidant layer.
As further improvement of the utility model, the adapter of described lining comprises shaft axis first interface on the same line and the second interface, described first interface and the second interface are connected with described first metal joint and the second metal joint respectively, and the internal diameter of described first interface is equal with the internal diameter of described second interface.
As further improvement of the utility model, described lining adapter also comprises the stop edge being formed in described first interface and the second interface connection, and described stop edge is set to and described packing elements shape adaptation.
As further improvement of the utility model, described first metal joint comprises the first end-to-end joint part in cone table shape, described second metal joint comprises can for the second end-to-end joint part of described first end-to-end joint part grafting, and the stop edge of described lining adapter is held between the near-end of the first end-to-end joint part of described packing elements and described first metal joint.
As further improvement of the utility model, described first metal joint also comprises and is sheathed on described first end-to-end joint part upper cap nut, when described first end-to-end joint part is plugged in described second end-to-end joint part, described first metal joint is by described nut and described second metal joint fixing each other.
As further improvement of the utility model, the first interface of described lining adapter extends to the far-end of described first end-to-end joint part.
As further improvement of the utility model, described packing elements is obtained by swollen rubber.
As further improvement of the utility model, described packing elements is obtained by chlorine fluorine oil resistant fat swollen rubber.
As further improvement of the utility model, described first metal joint is the air brake hose nipple of orbit vehicle arrester.
As further improvement of the utility model, described second metal joint is crosspointer manometer tube joint.
Relative to prior art, technique effect of the present utility model is: arrange packing elements by the chamber that formed at gas circuit metal joint assembly coupled position place, avoid the accumulation in chamber such as steam, grease, dirt, thus the origin cause of formation of gas circuit metal joint corrosion is eliminated from source, improve the service life of product.
Accompanying drawing explanation
Fig. 1 is the sectional view of a kind of embodiment of the utility model gas circuit metal joint assembly;
Fig. 2 is the sectional view of the first metal joint in a kind of embodiment of the utility model gas circuit metal joint assembly;
Fig. 3 is the sectional view of the second metal joint in a kind of embodiment of the utility model gas circuit metal joint assembly;
Fig. 4 is the sectional view of a kind of embodiment of the utility model gas circuit metal joint assembly, wherein for convenience of the cavity of display metal joint coupled position, and the packing elements in not shown cavity;
Fig. 5 is the sectional view of the another embodiment of the utility model gas circuit metal joint assembly;
Fig. 6 is the sectional view of lining adapter in the another embodiment of the utility model gas circuit metal joint assembly.
Embodiment
Below with reference to embodiment shown in the drawings, the utility model is described in detail.Protection domain of the present utility model is not limited to these embodiments.Those of ordinary skill in the art is not when departing from the utility model design, and the structure made these embodiments, method or conversion functionally are all included in protection domain of the present utility model.
Should be understood that, although first, second grade of term can be used to describe various element or structure in this article, these are described the restriction that object should not be subject to these terms.These terms are only for being distinguished from each other out these description objects.Such as, " the first metal joint " can be called as " the second metal joint ", and " the second metal joint " also can be called as " the first metal joint " similarly, and this does not deviate from the protection domain of the application.
Further, in different mode of executions or embodiment, same or similar parts may use identical label or mark, but this not represents any structure or contact functionally, and are only used to the convenience of description.
With reference to Fig. 1, introduce the first embodiment of the utility model gas circuit metal joint assembly.In the present embodiment, this gas circuit metal joint assembly 100 comprises the first metal joint 10, second metal joint 20 and packing elements 40.
First metal joint 10 can gas circuit be communicated with the second metal joint 20.Here; it should be noted that; in each mode of execution of the present utility model; said " the first metal joint 10 " and " the second metal joint 20 " are not restricted to the joint component of structure separately; in certain embodiments; first metal joint 10 can be the Brake hose 14 being directly molded on orbit vehicle arrester one end and similarly the second metal joint 20 can be the one end being directly molded on crosspointer manometer tube 23, and these replace embodiments all should belong within protection domain of the present utility model.
The sectional view of the utility model gas circuit metal joint assembly 100 gone out as shown in Figure 4, the coupled position of the first metal joint 10 and the second metal joint 20 is formed with chamber 30.It should be noted that, here for the ease of carrying out label and description to chamber 30, correspondingly the packing elements 40 be arranged in chamber 30 being omitted, and not represent in the gas circuit metal joint assembly 100 in the utility model and do not comprise packing elements 40.As shown in Figure 1, in the present embodiment, this chamber 30 is filled by packing elements 40.
Fig. 2 and Fig. 3 respectively illustrates the sectional drawing of the first metal joint 10 of the present utility model and the second metal joint 20.Particularly, the first metal joint 10 the first end-to-end joint part 11, second metal joint 20 comprised in cone table shape comprises second end-to-end joint part 21 that can supply the first end-to-end joint part 11 grafting.When the first metal joint 10 and the second metal joint 20 connect, first end-to-end joint part 11 of the first metal joint 10 is inserted in the second end-to-end joint part 21 of the second metal joint 20, now, described chamber 30 is not namely defined yet by the segment space that the first metal joint 10 occupies in the second end-to-end joint part 21.
Preferably, the internal partial wall 211 of the second end-to-end joint part 21 is constructed to match with the shape of the first end-to-end joint part 11 and size, meanwhile, the first end-to-end joint part 11 is arranged with a seal ring such as obtained by flexible material 12.When the first metal joint 10 and the second metal joint 20 are coupled to each other, be held on the inwall 211 of the second end-to-end joint part 21, to ensure the sealing of gas circuit metal joint assembly 100 seal ring 12 pressurized on the first end-to-end joint part 11.
First metal joint 10 also comprises the nut 15 be sheathed on the first end-to-end joint part 11, and when the first end-to-end joint part 11 is plugged in the second end-to-end joint part 21, the first metal joint 10 is by this nut 15 and the second metal joint 20 fixing each other.Particularly, the outer side wall of the second metal joint 20 and nut 15 madial wall are provided with the screw thread (sign) that can be fitted to each other, nut 15 is movable spacing by the limited part 13 on the first metal joint 10.During installation, first the first end-to-end joint part 11 is plugged in the second end-to-end joint part 21, and twist nut 15, nut 15 and the first limited part 13 support to be done in order to be pressed in the second end-to-end joint part 21 the first end-to-end joint part 11, until nut 15 and the second metal joint 20 are locked completely.
It is to be appreciated that be only set forth with exemplary chamber 30 shaped structure of mode of execution to gas circuit metal joint assembly 100 of the present utility model here.And in the mode of execution of more replacements, the skill spirit of the utility model is therewith not limited, and any gas circuit metal joint assembly being formed with anologue cavity can apply each mode of execution provided by the utility model to reach same or similar technique effect.
In the present embodiment, packing elements 40 is arranged in chamber 30, and the shape and size of packing elements 40 are set to match with chamber 30, and packing elements 40 is for filling the chamber 30 of the first metal joint 10 and the second metal joint 20 connection generation.In the gas circuit metal joint assembly 100 not possessing packing elements 40, the size of chamber 30 produces sudden change relative to the gas circuit size in the first metal joint 10 and the second metal joint 20, therefore the steam, grease, dirt etc. through the first metal joint 10 and the second metal joint 20 place can produce concentration effect at chamber 30 place, and and then produce electrochemical reaction, make gas circuit metal joint assembly 100 this chamber 30 position produce corrosion.And the packing elements 40 by arranging, by the volume exclusion of chamber 30, can fundamentally avoid the origin cause of formation of corrosion.
Packing elements 40 can be obtained by swollen rubber.Like this, in the environment that humidity is larger, packing elements 40 can steam more significantly in absorbing environmental, avoids gathering of steam; Further, the packing elements 40 of moisture expantion can and then closely coordinate with the space of chamber 30, the space of chamber 30 is carried out to the compression of the limit, reduce further the possibility that corrosion occurs gas circuit metal joint assembly 100.
As one preferred embodiment, packing elements 40 is obtained by chlorine fluorine oil resistant fat swollen rubber.Grease may be accumulated in chamber 30 due to gas circuit metal joint assembly 100, therefore the packing elements 40 adopting chlorine fluorine oil resistant fat swollen rubber obtained can be preferably anti-aging, ensures the stable of packing elements 40 character.
Packing elements 40 can be provided with vent 41, and the first above-mentioned metal joint 10 is communicated with by this vent 41 gas circuit with the second metal joint 20.
With reference to Fig. 5, introduce the second mode of execution of the utility model gas circuit metal joint assembly 100.In the present embodiment, this gas circuit metal joint assembly 100 comprises the first metal joint 10, second metal joint 20, packing elements 40 and lining adapter 50.
With a upper mode of execution similarly, and it is corresponding to Fig. 1, in the present embodiment, packing elements 40 is arranged in chamber 30, its shape and size are set to match with chamber 30, packing elements 40 is provided with vent 41, the first above-mentioned metal joint 10 is communicated with by this vent 41 gas circuit with the second metal joint 20.Further, repeat no more contents such as the material selections of packing elements 40, similar vibrational power flow can with reference to a upper mode of execution herein.
Coordinate with reference to Fig. 6, with a upper mode of execution unlike, in the present embodiment, gas circuit metal joint assembly 100 also comprises the lining adapter 50 of fitting with the hole wall of the vent 41 of packing elements 40.Because the vent 41 on packing elements 40 is the path that the first metal joint 10 is communicated with the second metal joint 20 gas circuit, therefore in the using process of long period, packing elements 40 may produce wind erosion in various degree at this vent 41 place; And in order to avoid packing elements 40 erode after cast enter in gas passageway, the hole wall arranging this lining adapter 50 pairs of packing elements 40 vents 41 is protected, thus improve gas circuit metal joint assembly 100 work stability.
In the present embodiment, lining adapter 50 comprises shaft axis first interface 51 on the same line and the second interface 52, this first interface 51 and the second interface 52 are connected with the first metal joint 10 and the second metal joint 20 respectively, further, the internal diameter d1 of first interface 51 is equal with the internal diameter d2 of the second interface 52.Lining adapter 50 is equivalent to the portion gas path constructing gas circuit metal joint assembly 100, the internal diameter d2 of the internal diameter d1 of first interface 51 and the second interface 52 is set to equally can ensure that the caliber at lining adapter 50 place can not be undergone mutation, avoids gathering of steam, grease, dirt etc.
Lining adapter 50 also comprises the stop edge 53 being formed in first interface 51 and the second interface 52 joint, when the first metal joint 10 and the second metal joint 20 each other grafting time, the stop edge 53 of lining adapter 50 is held between packing elements 40 and the first end-to-end joint part 11 of the first metal joint 10.Find in the application process of gas circuit metal joint assembly, the lateral margin 16(of the first end-to-end joint part 11 on the first metal joint 10 and the second metal joint 20 grafting direction as Fig. 2 indicate) place normally as corrosion occur starting point, after there is corrosion in this lateral margin 16 place, the corrosion being adjacent position can be accelerated, therefore in the present embodiment, correspondingly this lateral margin 16 place is set to offset with the stop edge 53 of lining adapter 50, thus avoid this lateral margin 16 of the first end-to-end joint part 11 and the steam that may gather, grease, the contact of dirt, the resistant to rust ability of further enhancing gas circuit metal joint assembly 100.
Stop edge 53 is set to and packing elements 40 shape adaptation.It should be noted that, it is identical with the external frame of stop edge 53 gained shape that " shape adaptation " mentioned here refers to that an edge plane vertical with the grafting direction of the second metal joint 20 with the first metal joint 10 cuts packing elements 40, in such mode of execution, when the first metal joint 10 and the second metal joint 20 each other grafting time, stop edge 53 can apply the active force of a compression packing elements 40, guarantees that packing elements 40 can be preferably assemblied in chamber 30.
The first interface 51 of lining adapter 50 extends to the far-end of the first end-to-end joint part 11, and the second interface 52 of lining adapter 50 extends to the far-end of the second end-to-end joint part 21.It should be noted that, " far-end " mentioned here is defined like this: namely the first end-to-end joint part 11 and the second end-to-end joint part 21 each other grafting time, its two relative bayonet ends are defined as respective near-end respectively, and one end relative respectively with this near-end is then defined as respective far-end.In the present embodiment, the first interface 51 of lining adapter 50 and the second interface 52 are corresponding in fact is respectively inserted in the gas circuit 17 connected with the first metal joint 10 and the gas circuit 22 connected with the second metal joint 20.And, as above described in a mode of execution, first metal joint 10 can be taken shape in one end of the Brake hose 14 of orbit vehicle arrester, therefore in such mode of execution, and first interface 51 is in fact extend in the Brake hose 14 that connects with the first metal joint 10; And the second metal joint 20 can be taken shape in one end of crosspointer manometer tube 23, therefore in such mode of execution, the second interface 52 is in fact extend in the crosspointer manometer tube 23 that connects with the second metal joint 20.
The surface of lining adapter 50 is formed with antioxidant layer (not shown), salt spray test 20 minutes without characteristic variations, the corrosion caused to avoid the material reason of lining adapter own.
In the application of the gas circuit metal joint assembly 100 of above-mentioned mode of execution, the first metal joint 10 is Brake hose 14 joint of orbit vehicle arrester, and the second metal joint 20 is crosspointer manometer tube 23 joint.
The utility model is by above-mentioned mode of execution, there is following beneficial effect: packing elements 40 is set by the chamber 30 that formed at gas circuit metal joint assembly 100 coupled position place, the accumulation in chamber 30 such as steam, grease, dirt can be avoided, thus the origin cause of formation of gas circuit metal joint corrosion is eliminated from source, improve the service life of product.
Be to be understood that, although this specification is described in conjunction with embodiment, but not each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, technological scheme in each mode of execution also through appropriately combined, can form other mode of executions that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only the illustrating of feasibility mode of execution for the application; they are also not used to the protection domain limiting the application, and the equivalent implementations that all the application's of disengaging skill spirit is done or change all should be included within the protection domain of the application.
Claims (13)
1. a gas circuit metal joint assembly, comprising:
The first metal joint be coupled to each other and the second metal joint, described first metal joint can gas circuit be communicated with the second metal joint, and the coupled position of described first metal joint and the second metal joint is formed with chamber;
It is characterized in that, described gas circuit metal joint assembly also comprises:
Be arranged at the packing elements in described chamber.
2. gas circuit metal joint assembly according to claim 1, is characterized in that, described packing elements is provided with vent, and described first metal joint is communicated with by described vent gas circuit with the second metal joint.
3. gas circuit metal joint assembly according to claim 2, is characterized in that, described gas circuit metal joint assembly also comprises lining adapter, and the part of described lining adapter is fitted with the hole wall of described vent.
4. gas circuit metal joint assembly according to claim 3, is characterized in that, the surface of described lining adapter is formed with antioxidant layer.
5. gas circuit metal joint assembly according to claim 3, it is characterized in that, the adapter of described lining comprises shaft axis first interface on the same line and the second interface, described first interface and the second interface are connected with described first metal joint and the second metal joint respectively, and the internal diameter of described first interface is equal with the internal diameter of described second interface.
6. gas circuit metal joint assembly according to claim 5, is characterized in that, described lining adapter also comprises the stop edge being formed in described first interface and the second interface connection, and described stop edge is set to and described packing elements shape adaptation.
7. gas circuit metal joint assembly according to claim 6, it is characterized in that, described first metal joint comprises the first end-to-end joint part in cone table shape, described second metal joint comprises can for the second end-to-end joint part of described first end-to-end joint part grafting, and the stop edge of described lining adapter is held between the near-end of the first end-to-end joint part of described packing elements and described first metal joint.
8. gas circuit metal joint assembly according to claim 7, it is characterized in that, described first metal joint also comprises and is sheathed on described first end-to-end joint part upper cap nut, when described first end-to-end joint part is plugged in described second end-to-end joint part, described first metal joint is by described nut and described second metal joint fixing each other.
9. gas circuit metal joint assembly according to claim 7, is characterized in that, the first interface of described lining adapter extends to the far-end of described first end-to-end joint part.
10. gas circuit metal joint assembly according to claim 1, it is characterized in that, described packing elements is obtained by swollen rubber.
11. gas circuit metal joint assemblies according to claim 10, is characterized in that, described packing elements is obtained by chlorine fluorine oil resistant fat swollen rubber.
12. gas circuit metal joint assemblies according to any one of claim 1-11, it is characterized in that, described first metal joint is the air brake hose nipple of orbit vehicle arrester.
13. gas circuit metal joint assemblies according to any one of claim 1-11, it is characterized in that, described second metal joint is crosspointer manometer tube joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420806467.0U CN204420376U (en) | 2014-12-19 | 2014-12-19 | Gas circuit metal joint assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420806467.0U CN204420376U (en) | 2014-12-19 | 2014-12-19 | Gas circuit metal joint assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204420376U true CN204420376U (en) | 2015-06-24 |
Family
ID=53470746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420806467.0U Expired - Fee Related CN204420376U (en) | 2014-12-19 | 2014-12-19 | Gas circuit metal joint assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204420376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942248A (en) * | 2021-10-20 | 2022-01-18 | 合肥工业大学 | Manufacturing method of composite material transmission shaft and composite material transmission shaft |
-
2014
- 2014-12-19 CN CN201420806467.0U patent/CN204420376U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942248A (en) * | 2021-10-20 | 2022-01-18 | 合肥工业大学 | Manufacturing method of composite material transmission shaft and composite material transmission shaft |
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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: 20150624 Termination date: 20191219 |