CN113410810B

CN113410810B - Integrated sensor wire harness for railway vehicle

Info

Publication number: CN113410810B
Application number: CN202110617641.1A
Authority: CN
Inventors: 方占库
Original assignee: Yangzhou Dena Machinery Co ltd
Current assignee: Yangzhou Dena Machinery Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2022-09-20
Anticipated expiration: 2041-06-03
Also published as: CN113410810A

Abstract

The invention discloses an integrated sensor wire harness for railway vehicles, and particularly relates to the technical field of sensor wire harnesses. According to the integrated sensor wire harness for the railway vehicle, the connection buckle is arranged, so that the installation convenience can be improved, the wire harness can be well protected by the binding piece, the fixing piece, the protecting sleeve and the hard supporting pipe fitting, a good protecting effect is achieved, a certain heat dissipation effect is achieved while a good protecting effect is achieved, and the service life of the wire harness is prolonged.

Description

Integrated sensor wire harness for railway vehicle

Technical Field

The invention relates to the technical field of sensor wire harnesses, in particular to an integrated sensor wire harness for a railway vehicle.

Background

The sensor is a detection device, can feel the information being measured, and can convert the information into electrical signals or other information output in required form according to a certain rule, so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like, the sensor is divided into a pressure sensor, a photosensitive sensor, a sound-sensitive sensor, a gas-sensitive sensor and a chemical sensor for waiting, and the speed of a train on a railway is required to be detected in the running process of the train.

Most of sensor pencil among the prior art is the integral type structure, but manufacturing cost is high, and the installation is loaded down with trivial details to there is not better fixed effect when the installation, after long-time the use, its inside sinle silk receives the damage easily, and then causes unfavorable influence to the practical life of sensor pencil, and some better sensor pencil of protective effect that appear among the prior art, because it adopts multilayer protective material to wrap up the protection, its radiating effect has received certain influence again, in view of this, the inventor provides an integrated form sensor pencil for rail vehicle.

Disclosure of Invention

It is a primary object of the present invention to provide an integrated sensor harness for a railway vehicle that effectively solves the problems of the background art.

In order to achieve the purpose, the invention adopts the technical scheme that:

an integrated sensor wire harness for railway vehicles comprises a sensor plug, wherein one end of the sensor plug is electrically connected with a plurality of wire cores, the other ends of the plurality of wire cores are connected with a sensor acquisition terminal, the outer surfaces of the plurality of wire cores, which are close to the two ends of the wire cores, are connected with a binding piece together, the outer part of the binding piece is wrapped with a fixing piece, a protective sleeve is arranged between the two fixing pieces together, the outer surface of the protective sleeve is provided with heat dissipation holes which are penetrated through from inside to outside, and the outer surface of the protective sleeve is also provided with at least two connecting buckles;

the fixing piece comprises a gathering part, a vertical part and a connecting part which are fixedly connected in sequence, the gathering part, the vertical part and the connecting part are of an integrally formed structure, a cavity is jointly formed in the gathering part, the vertical part and the connecting part, one end of the connecting part, far away from the vertical part, is provided with an annular groove, an annular sponge cushion layer is fixedly installed on the inner wall of the connecting part, and two ends of the protective sleeve are movably installed in the two annular grooves respectively;

the constraint piece is located in the cavity, a plurality of clamping grooves which are the same with the number of the wire cores are formed in the outer surface annular array of the constraint piece, a supporting hole which penetrates through the upper portion and the lower portion is formed in the center of the middle of the upper end of the constraint piece, a hard supporting pipe fitting is fixedly mounted in the supporting hole and located on two sides respectively, and a rubber rod is fixedly connected in the hard supporting pipe fitting together.

Preferably, the connecting buckle comprises a first clamping plate and a second clamping plate, fixing plates are fixedly mounted on two sides of the upper end and two sides of the lower end of the first clamping plate and the second clamping plate respectively, penetrating fixing holes are formed in the middle of the fixing plates, a fixing plate is fixedly mounted on one side, close to each other, of two ends of the first clamping plate and the second clamping plate respectively, a mounting hole is formed in the middle of the fixing plate, a T-shaped groove is formed in the middle of one end, close to the second clamping plate, of the first clamping plate, a T-shaped sliding block is fixedly connected to the middle of one side, close to the first clamping plate, of the second clamping plate, rectangular grooves are symmetrically formed in one end, close to each other, of the first clamping plate and the second clamping plate, and fixing blocks are fixedly mounted in the rectangular grooves.

Preferably, a semi-cylindrical groove is formed in the middle of one end of each fixing block, the semi-cylindrical grooves which are located on the first clamping plate and the second clamping plate respectively and located between the two fixing blocks in the corresponding positions form a cylindrical vertical groove, and the protective sleeve is clamped in the cylindrical vertical groove.

Preferably, the fixed block is formed by compression molding of silicon rubber through a mold, and the fixed block is adhered to the inner wall of the rectangular groove through an adhesive.

Preferably, the protection sleeve comprises an outer sheath and an inner sheath, a plurality of oval annular buffer rings are fixedly connected in an annular array in a gap between the outer sheath and the inner sheath, the heat dissipation holes penetrate through the outer sheath and the inner sheath, and the wire cores are located in the inner sheath.

Preferably, the elliptical ring-shaped buffer ring, the outer sheath and the inner sheath are of an integrally formed structure, and the elliptical ring-shaped buffer ring, the outer sheath and the inner sheath are all made of silicon rubber.

Preferably, the hard support pipe fitting comprises a vertical pipe and two limiting rings, the two limiting rings are respectively and fixedly connected to two ends of the vertical pipe, the two limiting rings and the vertical pipe are of an integrally formed structure, the vertical pipe is clamped in the support hole, and the two limiting rings extend to the outside of the support hole.

Preferably, the gathering part is of a frustum-shaped structure, and the outer diameter of the gathering part on the side far away from the vertical part is smaller than that of the vertical part.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the connecting buckle is arranged, the first clamping plate and the second clamping plate are used for clamping the protective sleeve, the fixed disc and the fixed hole are used for conveniently and fixedly installing the whole wire harness at the corresponding position of the railway vehicle, in addition, two rectangular grooves are respectively arranged on each of the first clamping plate and the second clamping plate, the inner wall of each rectangular groove is fixedly connected with the fixed block made of silicon rubber, the two wire harnesses can be fixed, and further, the wire harnesses are prevented from being randomly knotted, so that the installation convenience is improved.

2. According to the invention, the fixing piece and the binding piece are arranged, the binding piece is formed by compression molding of silicon rubber through a mold, the binding piece is soft as a whole, the wire cores are clamped in the clamping grooves by arranging the clamping grooves, the number of the clamping grooves is the same as that of the wire cores, and when the fixing piece is sleeved on the outer surface of the binding piece, the annular sponge cushion layer on the inner wall of the connecting part further clamps and fixes the wire cores and can well protect the wire cores.

3. In addition, a plurality of oval annular buffer rings are fixedly connected in the gap between the outer sheath and the inner sheath in an annular array mode, and the protection effect is further improved by the aid of elasticity of the oval annular buffer rings.

4. The supporting hole is supported by the hard supporting pipe fitting, so that the fixing effect of the wire core is prevented from being influenced by the deformation of the binding piece made of silicon rubber, and meanwhile, the rubber rod is fixedly arranged in the vertical pipe and used for improving the toughness of the whole wire harness during bending, so that the phenomenon that the sheath of the wire core is damaged to cause short circuit due to over-bending is avoided.

Drawings

FIG. 1 is an effect view of two wire harness arrangements of an integrated sensor wire harness for a railway vehicle according to the present invention;

FIG. 2 is a cross-sectional view of a fastener and a tie down of an integrated sensor harness for a railway car according to the present invention;

FIG. 3 is a schematic view showing the overall structure of a fixing member for an integrated sensor harness for a railway vehicle according to the present invention;

FIG. 4 is a schematic view of the overall construction of a tie down for an integrated sensor harness for a railway car according to the present invention;

FIG. 5 is a schematic view of the overall structure of a connection clip for an integrated sensor harness for a railway vehicle according to the present invention;

FIG. 6 is a cutaway schematic view of a protective sleeve for an integrated sensor harness for a railway car according to the present invention;

fig. 7 is a schematic view showing the overall structure of a rigid support tube for an integrated sensor harness for a railway vehicle according to the present invention.

In the figure: 1. a sensor plug; 2. a wire core; 3. a sensor acquisition terminal; 4. a tie down; 41. a card slot; 42. a support hole; 5. a fixing member; 51. a gathering portion; 52. a vertical portion; 53. a connecting portion; 54. an annular groove; 55. an annular sponge cushion layer; 56. a cavity; 6. a protective sleeve; 61. an inner sheath; 62. an outer sheath; 63. an elliptical ring-shaped buffer ring; 7. connecting a buckle; 71. a first clamping plate; 72. a second card; 73. a fixing sheet; 74. a fixing hole; 75. a fixing plate; 76. mounting holes; 77. a rectangular groove; 78. a T-shaped groove; 79. a T-shaped slider; 70. a fixed block; 8. heat dissipation holes; 9. a rubber rod; 10. a rigid support tube; 101. a vertical tube; 102. a limiting ring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-7, an integrated form sensor pencil for rail vehicle, including sensor bayonet 1, the one end electric connection of sensor bayonet 1 has a plurality of sinle silks 2, the other end of a plurality of sinle silks 2 all is connected with sensor acquisition terminal 3, 2 surfaces of a plurality of sinle silks are close to its both ends department and all are connected with a constraint 4 jointly, the outside parcel of constraint 4 has mounting 5, be provided with lag 6 between two mounting 5 jointly, the louvre 8 of inside and outside break-over is seted up to lag 6 surface, lag 6 surface still is provided with two at least connection buckle 7.

Specifically, as shown in fig. 3, the fixing member 5 includes a gathering portion 51, a vertical portion 52 and a connecting portion 53 which are fixedly connected in sequence, the gathering portion 51, the vertical portion 52 and the connecting portion 53 are of an integrally formed structure, and a cavity 56 is jointly formed therein, one end of the connecting portion 53, which is far away from the vertical portion 52, is provided with an annular groove 54, an annular sponge cushion layer 55 is fixedly installed on the inner wall of the connecting portion 53, and two ends of the protective cover 6 are movably installed in the two annular grooves 54 respectively; in addition, the converging portion 51 has a frustum-shaped structure, and the outer diameter of the converging portion 51 on the side away from the vertical portion 52 is smaller than the outer diameter of the vertical portion 52.

In the invention, the fixing piece 5 is integrally molded by the gathering part 51, the vertical part 52 and the connecting part 53, and is respectively positioned at two ends of the protective sleeve 6 and used for realizing the limiting and fixing of the protective sleeve 6, and in order to ensure the fixing effect of the two fixing pieces 5 on the protective sleeve 6, in the wiring harness, when the wiring harness is assembled, the sensor plug connector 1 and the sensor acquisition terminal 3 are both installed after the protective sleeve 6 and the two fixing pieces 5 are assembled, and meanwhile, the sensor plug connector 1 and the sensor acquisition terminal 3 cannot pass through the cavity 56, so that the protective sleeve 6 and the fixing pieces 5 can always protect the wire core 2 inside the wiring harness.

Specifically, as shown in fig. 4, the binding member 4 is located in the cavity 56, a plurality of clamping grooves 41 with the same number as the wire cores 2 are formed in an annular array on the outer surface of the binding member 4, a supporting hole 42 which penetrates through the binding member 4 up and down is formed in the center of the middle of the upper end of the binding member 4, a hard supporting pipe 10 is fixedly installed in the supporting hole 42, and the rubber rods 9 are fixedly connected in the two hard supporting pipe 10 located on the two sides respectively;

it should be noted that, constraint piece 4 passes through mould compression molding by silicon rubber, and it is whole soft partially, through setting up a plurality of draw-in groove 41, its quantity with sinle silk 2's quantity is the same, with sinle silk 2 joint in draw-in groove 41, can concentrate sinle silk 2 together through constraint piece 4 and fix and make it be located the cavity 56 of mounting 5 in, and when mounting 5 cover was located constraint 4 surface, the annular sponge bed course 55 of connecting portion 53 inner wall played further clamp fixedly to sinle silk 2, can play good guard action to sinle silk 2 simultaneously.

Referring to fig. 5, the connecting buckle 7 includes a first clamping plate 71 and a second clamping plate 72, fixing plates 73 are fixedly mounted on two sides of the upper end and two sides of the lower end of the first clamping plate 71 and the second clamping plate 72, penetrating fixing holes 74 are formed in the middle of the fixing plates 73, a fixing plate 75 is fixedly mounted on one side of each of two ends of the first clamping plate 71 and the second clamping plate 72, a mounting hole 76 is formed in the middle of the fixing plate 75, a T-shaped groove 78 is formed in the middle of one end of the first clamping plate 71 close to the second clamping plate 72, a T-shaped slider 79 is fixedly connected to the middle of one side of the second clamping plate 72 close to the first clamping plate 71, a rectangular groove 77 is symmetrically formed in one end of the first clamping plate 71 close to the second clamping plate 72, and a fixing block 70 is fixedly mounted in the rectangular groove 77.

It should be noted that a semi-cylindrical groove is formed in the middle of one end of the fixing block 70, the semi-cylindrical grooves respectively located on the first clamping plate 71 and the second clamping plate 72 and between the two fixing blocks 70 corresponding in position form a cylindrical vertical groove, and the protective sleeve 6 is clamped in the cylindrical vertical groove; the fixing block 70 is formed by molding silicon rubber through a mold, and the fixing block 70 is adhered to the inner wall of the rectangular groove 77 through an adhesive.

By the foregoing, in the in-service use process, through being provided with connect buckle 7, utilize first cardboard 71 and second cardboard 72 to play the effect of a centre gripping to lag 6, utilize stationary blade 73 and fixed orifices 74 simultaneously, be convenient for with whole pencil fixed mounting at railway vehicle's relevant position, in addition, all be provided with two rectangular channels 77 on every first cardboard 71 and the second cardboard 72, its inner wall fixedly connected with is by the fixed block 70 that silicon rubber made, can fix two pencil, and then avoid the pencil to tie in disorder, with the convenience of improving the installation, the fixed block 70 of softer material can play good guard action to lag 6 in addition.

As shown in fig. 6, the protective sleeve 6 comprises an outer sheath 62 and an inner sheath 61, a plurality of elliptical ring-shaped buffer rings 63 are fixedly connected in an annular array in a gap between the outer sheath 62 and the inner sheath 61, the heat dissipation holes 8 penetrate through the outer sheath 62 and the inner sheath 61, and the plurality of wire cores 2 are located in the inner sheath 61; the elliptical ring-shaped buffer ring 63, the outer sheath 62 and the inner sheath 61 are all of an integrally formed structure, and the elliptical ring-shaped buffer ring 63, the outer sheath 62 and the inner sheath 61 are all made of silicon rubber.

It can be seen that, through being provided with louvre 8, utilize louvre 8 to run through oversheath 62 and inner sheath 61, and then can play good radiating effect, when having good protective effect, its heat-sinking capability has been improved, and the space between oversheath 62 and inner sheath 61, can improve the mobility of air, the heat-sinking capability has further been improved, additionally, annular array fixedly connected with a plurality of oval annular buffering circle 63 in the space between oversheath 62 and the inner sheath 61, utilize the elasticity of oval annular buffering circle 63, further improve protective effect.

As shown in fig. 7, the hard support pipe 10 is composed of a vertical pipe 101 and two limiting rings 102, the two limiting rings 102 are respectively and fixedly connected to two ends of the vertical pipe 101, the two limiting rings 102 and the vertical pipe 101 are in an integrally formed structure, the vertical pipe 101 is clamped in the support hole 42, and the two limiting rings 102 extend to the outside of the support hole 42; support pipe fitting 10 through the stereoplasm and support hole 42 to prevent that the constraint piece 4 made by silicon rubber from warping and influencing the fixed effect to sinle silk 2, simultaneously, vertical pipe 101 internal fixation installs rubber rod 9, is used for improving the toughness of whole pencil when buckling, and in order to avoid buckling excessively and lead to the damaged emergence short circuit of sinle silk 2 crust.

It should be noted that, in the present invention, the length of the protective sheath 6 and the length of the core 2 are determined, and the protective sheath can be cut to a specific length according to the actual use requirement.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An integrated sensor harness for a railway vehicle, comprising a sensor plug (1), characterized in that: one end of the sensor plug connector (1) is electrically connected with a plurality of wire cores (2), the other ends of the wire cores (2) are connected with sensor acquisition terminals (3), the outer surfaces of the wire cores (2) close to the two ends of the wire cores are connected with a binding piece (4) together, fixing pieces (5) wrap the outer portion of the binding piece (4), a protective sleeve (6) is arranged between the two fixing pieces (5) together, heat dissipation holes (8) penetrating from inside to outside are formed in the outer surface of the protective sleeve (6), and at least two connecting buckles (7) are arranged on the outer surface of the protective sleeve (6);

the fixing piece (5) comprises a gathering part (51), a vertical part (52) and a connecting part (53) which are fixedly connected in sequence, the gathering part (51), the vertical part (52) and the connecting part (53) are of an integrally formed structure, a cavity (56) is jointly formed in the gathering part, the vertical part (52) and the connecting part (53), one end, far away from the vertical part (52), of the connecting part (53) is provided with an annular groove (54), an annular sponge cushion layer (55) is fixedly installed on the inner wall of the connecting part (53), and two ends of the protective sleeve (6) are movably installed in the two annular grooves (54) respectively;

constraint piece (4) are located in cavity (56), just the surface ring array of constraint piece (4) sets up a plurality of draw-in grooves (41) the same with quantity of sinle silk (2), break-over support hole (42) about constraint piece (4) upper end middle part axle center department sets up, fixed mounting has stereoplasm support pipe fitting (10) in support hole (42), is located two of both sides respectively common fixedly connected with rubber stick (9) in stereoplasm support pipe fitting (10), constraint piece (4) are passed through mould compression molding by silicon rubber.

2. An integrated sensor harness for a railway vehicle as claimed in claim 1, wherein: the connecting buckle (7) comprises a first clamping plate (71) and a second clamping plate (72), fixing plates (73) are fixedly mounted on two sides of the upper end and two sides of the lower end of the first clamping plate (71) and the second clamping plate (72), penetrating fixing holes (74) are formed in the middle of the fixing plates (73), fixing plates (75) are fixedly mounted on one sides, close to each other, of two ends of the first clamping plate (71) and the second clamping plate (72), mounting holes (76) are formed in the middle of the fixing plates (75), a T-shaped groove (78) is formed in the middle of one end, close to the second clamping plate (72), of the first clamping plate (72), a T-shaped sliding block (79) is fixedly connected to the middle of one side, close to the first clamping plate (71), of the first clamping plate (71) and one end, close to the second clamping plate (72), of the first clamping plate (71) and the second clamping plate (72) are symmetrically provided with rectangular grooves (77), fixed blocks (70) are fixedly arranged in the rectangular grooves (77).

3. An integrated sensor harness for a railway vehicle as claimed in claim 2, wherein: the middle part of one end of each fixing block (70) is provided with a semi-cylindrical groove, the semi-cylindrical grooves which are respectively positioned on the first clamping plate (71) and the second clamping plate (72) and are positioned between the two corresponding fixing blocks (70) form a cylindrical vertical groove, and the protective sleeve (6) is clamped in the cylindrical vertical groove.

4. An integrated sensor harness for a railway vehicle as claimed in claim 2, wherein: the fixing block (70) is formed by compression molding of silicon rubber through a mold, and the fixing block (70) is bonded to the inner wall of the rectangular groove (77) through a bonding agent.

5. An integrated sensor harness for a railway vehicle as claimed in claim 1, wherein: lag (6) include oversheath (62) and inner sheath (61), annular array fixedly connected with a plurality of oval annular buffer circle (63) in the space between oversheath (62) and inner sheath (61), louvre (8) run through oversheath (62) and inner sheath (61), a plurality of sinle silk (2) are located in inner sheath (61).

6. An integrated sensor harness for a railway vehicle as claimed in claim 5, wherein: the oval annular buffer ring (63), the outer sheath (62) and the inner sheath (61) are of an integrally formed structure, and the oval annular buffer ring (63), the outer sheath (62) and the inner sheath (61) are all made of silicon rubber.

7. An integrated sensor harness for a railway vehicle as claimed in claim 1, wherein: the hard supporting pipe fitting (10) is composed of a vertical pipe (101) and two limiting rings (102), the two limiting rings (102) are fixedly connected to two ends of the vertical pipe (101) respectively, the two limiting rings (102) and the vertical pipe (101) are of an integrated structure, the vertical pipe (101) is clamped in the supporting hole (42), and the two limiting rings (102) extend to the outside of the supporting hole (42).

8. An integrated sensor harness for a railway vehicle as claimed in claim 1, wherein: the gathering part (51) is of a frustum-shaped structure, and the outer diameter of one side, away from the vertical part (52), of the gathering part (51) is smaller than that of the vertical part (52).