CN211398904U - Total wind hose connector - Google Patents
Total wind hose connector Download PDFInfo
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- CN211398904U CN211398904U CN201922312688.8U CN201922312688U CN211398904U CN 211398904 U CN211398904 U CN 211398904U CN 201922312688 U CN201922312688 U CN 201922312688U CN 211398904 U CN211398904 U CN 211398904U
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Abstract
A main wind hose connector comprises a main wind hose body, a connector body arranged at one end of the main wind hose body, and an end movable joint arranged at the other end of the main wind hose body. The utility model discloses pass through loose joint bolted connection with the tip loose joint to the tip of another total wind pipeline. The utility model discloses a twisting of outside loose joint bolt connects the rotation that replaces whole total wind hose connector subassembly, realizes connecting fixedly. Particularly, the sealing ring arranged on the end face of the end part movable joint can ensure that the connecting part is sealed, so that the movable joint bolt of the connecting end only needs to be rotated in the process of installing or disassembling the main air hose connector, the whole main air hose connector assembly does not need to be rotated as usual, the whole installation or disassembly does not need too much operating space, the construction is convenient, the friction in the rotating and moving process of the whole main air hose connector assembly can be avoided, the rubber pipe of the main air hose body is prevented from being damaged by friction, and the service life of the main air hose connector is prolonged.
Description
Technical Field
The utility model relates to a rail vehicle spare part field especially relates to a total wind hose connector.
Background
A main air pipeline system is arranged in the air supply system of the railway vehicle, a main air hose connector is arranged between each section of compartment of the railway vehicle in the main air pipeline system, and the main air hose connector is connected with the main air pipelines of two sections of compartments.
The existing main wind hose connector usually adopts a rubber tube to seal the airflow to realize ventilation. One end of the rubber pipe is screwed with the adjacent carriage main wind hose connector through the detachable joint to realize connection and sealing. The other end of the rubber tube is directly screwed on the end part of the main air pipeline of the carriage through threads.
The existing main wind pipeline structure and the thread fixed connection mode need to rotate the whole main wind hose connector in the installation or disassembly process so as to screw or loosen the threads at the end part of the main wind hose connector. Such an installation method requires a larger operation space, and is inconvenient for assembly and construction. And, inevitable can make its rubber tube touch other parts in the rotation process of total wind hose connector for the rubber tube rubs with other parts, and the damage influences the rubber tube leakproofness, influences the life of whole total wind pipeline.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects existing in the prior art, the utility model aims to provide a total wind hose connector. This application can solve the problem that the installation of the hose connector of the total wind of the air supply system of the existing railway vehicle is inconvenient and easy to wear through the loose joint structure.
To achieve the above object, the present invention provides a total wind hose connector, which includes: a main body of a main wind hose; a connector main body provided at one side end of the main wind hose main body; it still includes: an end union provided at the other end of the main body of the main wind hose; a loose joint bolt rotatably provided on an outer periphery of the end loose joint; the end movable joint, the main body of the main wind hose and the main body of the connector are communicated with each other.
Optionally, the main air hose connector is arranged on the outer side end of the end movable joint, a first sealing groove is arranged in the first sealing groove, a sealing ring is abutted in the first sealing groove, one side of the sealing ring is abutted to the end movable joint, the other side of the sealing ring is abutted to an outer screwed joint, and the outer screwed joint is communicated with and arranged at the end of another main air pipeline.
Optionally, in any of the above main wind hose connectors, the first sealing groove is an annular groove circumferentially disposed along an outer end of the end union; one side of sealing washer is provided with first bulge along circumference, first bulge with the inner wall looks butt of first seal groove, first bulge seals the terminal surface of tip loose joint circumference.
Optionally, in any of the above main wind hose connectors, a second sealing groove is circumferentially arranged at an outer end of the outer tooth joint, and the second sealing groove is an annular groove; and a second bulge is arranged on the other side of the sealing ring along the circumferential direction and is abutted against the inner wall of the second sealing groove, and the second bulge seals the circumferential end face of the outer tooth joint.
Optionally, the total wind hose connector is further provided, wherein a cross-sectional shape of the first sealing groove is different from a cross-sectional shape of the second sealing groove; the cross-sectional shape of the first protrusion of the seal ring is different from the cross-sectional shape of the second protrusion.
Optionally, the total wind hose connector is configured such that a cross section of the first sealing groove and a cross section of the second sealing groove are rectangular or arc; the cross section of the first bulge and the cross section of the second bulge are rectangular or arc-shaped, and the sizes of the cross sections of the first sealing groove and the second sealing groove are matched with those of the first sealing groove and the second sealing groove.
Optionally, in any of the above main air hose connectors, a guide protrusion extending outward in the axial direction of the end movable joint is further disposed inside the first seal groove; the inner side of the second sealing groove is also provided with a limiting bulge which extends inwards along the radial direction of the outer tooth joint; the guide protrusion is close to the inner wall of the outer tooth joint and arranged on the outer side of the end face of the limiting protrusion, the sealing ring is sleeved on the periphery of the guide protrusion, and the sealing ring is abutted between the end movable joint and the outer tooth joint.
Optionally, the total wind hose connector further comprises a sealing ring, wherein the sealing ring is arranged between the inner wall of the loose joint bolt and the outer tooth joint.
Optionally, the total wind hose connector is further provided with a connection transition joint at each of two ends of the total wind hose main body, one end of the connection transition joint is connected to the end of the total wind hose main body, and the other end of the connection transition joint is connected to the end union or the connector main body.
Optionally, the total wind hose connector is connected with the end movable joint through welding or screwing.
Compared with the prior art, the utility model has the following technical effects:
1. the utility model provides a total wind hose connector, it passes through loose joint bolted connection with the tip union to another total wind pipeline's tip. The utility model discloses a twisting of outside loose joint bolt connects the rotation that replaces whole total wind hose connector subassembly, realizes connecting fixedly. Particularly, the sealing ring arranged on the end face of the end part movable joint can ensure that the connecting part is sealed, so that the movable joint bolt of the connecting end only needs to be rotated in the process of installing or disassembling the main air hose connector, the whole main air hose connector assembly does not need to be rotated as usual, the whole installation or disassembly does not need too much operating space, the construction is convenient, the friction in the rotating and moving process of the whole main air hose connector assembly can be avoided, the rubber pipe of the main air hose body is prevented from being damaged by friction, and the service life of the main air hose connector is prolonged.
2. Further, for the sealed that the terminal surface can be even between guaranteeing tip loose joint and the outer tooth joint, the utility model discloses set up the seal groove of different cross sectional shapes at the circumference of tip loose joint and the link of the outer tooth structure of opposite side respectively. The two side surfaces of the sealing ring are respectively provided with bulges with different cross-sectional shapes corresponding to the sealing grooves on the two sides. Therefore, the rectangular bulge part can be tightly pressed against the sealing groove with the rectangular section to ensure the sealing effect, and the arc-shaped bulge part can provide guidance for the sealing groove with the other side corresponding to the arc-shaped section, so that the assembly is convenient.
3. The sealing ring is further provided with a guide bulge which extends outwards along the axial direction of the end movable joint on the inner side of the first sealing groove; and a limiting bulge which extends inwards along the radial direction of the outer tooth joint is arranged on the inner side of the second sealing groove. From this, the protruding lateral wall of direction gets into outer tooth joint tip along the inner wall surface of outer tooth joint, and the terminal surface outside to spacing arch of butt in the suitable degree of depth. Therefore, the sealing ring which is arranged on the periphery of the guide bulge and is abutted between the end part movable joint and the outer tooth joint is kept to be properly extruded, the sealing ring cannot be deformed and damaged due to overlarge extrusion force, cannot be completely loosened and lose the sealing, and cannot be damaged due to unilateral extrusion caused by the inclined acting force in the screwing process of the movable joint bolt.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the embodiments of the invention for the purpose of explanation and not limitation of the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the total wind hose connector according to the present invention
FIG. 2 is a schematic view of the movable end joint of the main air hose connector according to the present invention in a sealed state;
fig. 3 is a schematic view of the movable end joint of the main wind hose connector according to the present invention in a state.
In the drawings, 1 denotes a main body of a main wind hose; 11 denotes a connection transition section; 2 represents an end union; 21 denotes a first seal groove; 3 represents an external adapter; 31 denotes a second seal groove; 32 represents external threads; 4 denotes a loose joint bolt; 41 denotes a bolt internal thread; 42 denotes a connecting portion; 5 denotes a seal ring; 51 denotes a first projection; 52 denotes a second projection; and 6 denotes a connector body.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
The meaning of "and/or" in the present invention means that they exist individually or both at the same time.
The meaning of "inside and outside" in the present invention means that, with respect to the main wind hose connector, the direction from the surface of the external rubber tube to the gas inside the main wind hose connector is inside, otherwise outside; and not to the specific limitations of the device mechanism of the present invention.
The term "connected" as used herein may mean either a direct connection between elements or an indirect connection between elements through other elements.
The utility model provides a total wind hose connector, it is shown with reference to figure 1, it includes:
a main wind hose body 1, which is typically a rubber tube with sufficient mechanical strength or provided with a reinforcing layer;
the connector main body 6 is arranged at one side end part of the main wind hose main body 1, one side of the connector main body 6 is horizontally provided with a connecting port, a corresponding clamping part is arranged outside the connecting port, and the main wind hose main bodies are communicated through the rotation clamping and the fixing between the connector main bodies;
an end movable joint 2 arranged at the other end of the main body 1 of the main wind hose;
the loose joint bolt 4 is rotatably arranged on the periphery of the loose joint at the end part and is in threaded connection with a joint arranged at the end part of the other main air pipeline, and the loose joint bolt is tightly abutted with the joint at the end part of the main air pipeline to realize pipeline sealing;
wherein, the end movable joint 2, the main body 1 of the main wind hose and the main body 6 of the connector are communicated with each other.
From this, install the utility model discloses a during total wind hose connector, as long as aim at the total wind pipeline tip of treating the installation with its tip union, aim at the corresponding outer adapter that this tip set up, through will surround the loose joint bolt that the tip union outside set up and twist and connect to outer adapter outer wall surface assorted screw thread, can with tip union and the inseparable butt of outer adapter, realize the sealing connection between the pipeline, guarantee that the inside air current of pipeline seals and realizes the ventilation.
For further guaranteeing pipeline inside seal effect, the utility model discloses still can be further the outside end of tip union 2 is provided with first seal groove 21, and the butt has sealing washer 5 in the first seal groove 21, one side butt of sealing washer 5 tip union 2, the opposite side butt of sealing washer 5 has outer tooth to connect 3, outer tooth connects 3 intercommunication and sets up the tip at another total wind pipeline, realizes sealedly.
As shown in fig. 2 and 3, the first sealing groove 21 is an annular groove circumferentially disposed along an outer end of the end union 2;
a first bulge 51 is arranged on one side of the sealing ring 5 along the circumferential direction, the first bulge 51 is abutted against the inner wall of the first sealing groove 21, and the first bulge 51 seals the circumferential end face of the end movable joint 2;
the second sealing groove can be similarly arranged as an annular groove arranged at the end part of the outer tooth joint 3 along the circumferential direction;
the other side of the sealing ring 5 is provided with a second bulge 52 along the circumferential direction, the second bulge 52 is abutted against the inner wall of the second sealing groove 31, and the second bulge 52 seals the circumferential end face of the outer adapter 3.
Thus, the seal ring can be tightly abutted between the end part movable joint 2, the outer tooth joint 3 and the movable joint bolt 4 to provide sealing for the end part movable joint and the outer tooth joint.
In order to guarantee that rail vehicle operation in-process, the sealing washer receives the environmental impact expend with heat and contract with cold deformation can not influence sealed effect, the utility model discloses in, can further set up the cross sectional shape of first seal groove 51 different with the cross sectional shape of second seal groove 41 to with this supporting setting the cross sectional shape of the first bulge 51 of sealing washer 5 is different with the cross sectional shape of second bulge 52.
For example, in a more preferred implementation, referring to fig. 3, a cross section of the first seal groove 21 and a cross section of the second seal groove 31 may be rectangular or arc; the cross section of the first protrusion 51 and the cross section of the second protrusion 52 are rectangular or arc-shaped and matched with the cross section of the first seal groove 21 and the cross section of the second seal groove 31. Therefore, the arc-shaped cross section of the second protruding part can be matched with the second sealing groove in the assembling process, and guidance is provided for the sealing ring. And the bulge of rectangle, because it has the right angle, the right angle part is heated the expansion can be abundant to seal groove inner wall both sides butt, guarantees sealed degree.
For further facilitating the sealing assembly, referring to fig. 2, a guide protrusion extending outward in the axial direction of the end union 2 is further provided on the inner side of the first sealing groove 21;
the inner side of the second sealing groove 31 is also provided with a limiting bulge extending inwards along the radial direction of the outer tooth joint 3;
from this, the direction arch is pressed close to outer adapter 3's inner wall, gets into inside from outer adapter's the outside gradually, until reaching spacing bellied terminal surface outside, by spacing protruding butt, restriction its degree of depth that stretches into outer adapter inside. The sealing ring 5 is sleeved on the periphery of the guide protrusion, and the sealing ring 5 is abutted between the end part movable joint 2 and the outer tooth joint 3. Because spacing protruding butt direction protruding terminal surface, the restriction direction arch stretches into the degree of depth that outer tooth connects, the utility model discloses can also further avoid the loose joint bolt to rotate too tightly, excessively extrude the sealing washer and lead to the sealing washer pressurized to break and warp the problem of losing the leakproofness.
In a more specific implementation manner, the loose joint bolt 4 for connecting the external tooth joint, which is arranged at the end of the main wind hose connector, may be arranged outside the end loose joint 2 and the external tooth joint 3. The loose joint bolt 4 may in particular be provided with a straight side facing the outer thread joint and an inwardly tapering connecting portion 42 on the side facing the end loose joint. The inner wall butt tip loose joint of connecting portion 42, the straight inner wall of opposite side set up screw thread 41, and the screw thread is connected with the outer thread 32 meshing of outer thread surface, and connecting portion 42 extrudees the outside loose joint direction of tip loose joint, sealing washer 5 sets up between the inner wall of loose joint bolt 4, tip loose joint 2, outer loose joint 3, guarantees that two connect the sealing washer in the middle of closely the butt, realizes sealedly.
For protection total wind hose main part 1, the utility model discloses still further the both ends of total wind hose main part set up respectively and connect transition section 11. One end of each connecting transition joint 11 is connected with the end part of the main body of the main wind hose, and the other end of each connecting transition joint is welded, fixed or in threaded connection with the movable joint 2 of the end part or the connector main body 6. The connection transition joint 11 increases the mechanical strength of the rubber pipe of the main body 1 of the total wind hose, and is convenient for the connection and fixation with the end movable joint 2 or the connector body 6 made of metal materials.
Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A main wind hose connector comprising:
a main wind hose body (1);
a connector main body (6) provided at one side end of the main wind hose main body (1);
it is characterized by also comprising:
the end part movable joint (2) is arranged at the other end part of the main body (1) of the main wind hose;
a loose joint bolt (4) rotatably provided on the outer periphery of the end loose joint;
the end movable joint (2), the main body (1) of the main wind hose and the main body (6) of the connector are communicated with each other.
2. The main wind hose connector according to claim 1, wherein a first sealing groove (21) is arranged at the outer end of the end movable joint (2), a sealing ring (5) is abutted in the first sealing groove (21), one side of the sealing ring (5) is abutted against the end movable joint (2), the other side of the sealing ring (5) is abutted against an outer tooth joint (3), and the outer tooth joint (3) is communicated and arranged at the end of another main wind pipeline.
3. The main wind hose connector according to claim 2, characterized in that the first sealing groove (21) is an annular groove provided circumferentially along the outer end of the end union (2);
one side of sealing washer (5) is provided with first bulge (51) along circumference, first bulge (51) with the inner wall looks butt of first seal groove (21), first bulge (51) seal the terminal surface of tip loose joint (2) circumference.
4. The main wind hose connector according to claim 2, characterized in that the outer side end of the outer adapter (3) is provided with a second sealing groove (31) along the circumferential direction, and the second sealing groove (31) is an annular groove;
and a second bulge (52) is arranged on the other side of the sealing ring (5) along the circumferential direction, the second bulge (52) is abutted to the inner wall of the second sealing groove (31), and the second bulge (52) seals the circumferential end face of the outer tooth joint (3).
5. The main wind hose connector according to claim 4, characterized in that the cross-sectional shape of the first sealing groove (21) is different from the cross-sectional shape of the second sealing groove (31);
the cross-sectional shape of the first protrusion (51) of the seal ring (5) is different from the cross-sectional shape of the second protrusion (52).
6. The main wind hose connector according to claim 5, characterized in that the cross section of the first sealing groove (21), the cross section of the second sealing groove (31) is rectangular or arc-shaped;
the cross section of the first bulge (51) and the cross section of the second bulge (52) are rectangular or arc-shaped and are matched with the cross section of the first sealing groove (21) and the cross section of the second sealing groove (31).
7. The main wind hose connector according to claim 5, characterized in that the inside of the first sealing groove (21) is further provided with a guide projection extending axially outwards along the end union (2);
the inner side of the second sealing groove (31) is also provided with a limiting bulge which extends inwards along the radial direction of the outer tooth joint (3);
the direction arch is pressed close to the inner wall setting of outer dental union (3) is in the spacing bellied terminal surface outside, sealing washer (5) cover is in the bellied periphery of direction, sealing washer (5) butt is in between tip union (2) and outer dental union (3).
8. The main wind hose connector according to claim 2, characterized in that the outer parts of the end union (2) and the outer nipple (3) are further screwed with the union bolt (4), and the sealing ring (5) is arranged between the inner wall of the union bolt (4), the end union (2) and the outer nipple (3).
9. The main wind hose connector according to claim 1, wherein both ends of the main wind hose body are further provided with a connection transition joint (11), respectively, one end of the connection transition joint (11) is connected with the end of the main wind hose body, and the other end of the connection transition joint (11) is connected with the end union (2) or the connector body (6), respectively.
10. The main wind hose connector according to claim 9, characterized in that the end union (2) is welded or screwed to the connection transition piece (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922312688.8U CN211398904U (en) | 2019-12-20 | 2019-12-20 | Total wind hose connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922312688.8U CN211398904U (en) | 2019-12-20 | 2019-12-20 | Total wind hose connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211398904U true CN211398904U (en) | 2020-09-01 |
Family
ID=72210922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922312688.8U Active CN211398904U (en) | 2019-12-20 | 2019-12-20 | Total wind hose connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211398904U (en) |
-
2019
- 2019-12-20 CN CN201922312688.8U patent/CN211398904U/en active Active
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