CN114283979A - High-shielding signal communication cable for railway vehicle - Google Patents
High-shielding signal communication cable for railway vehicle Download PDFInfo
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- CN114283979A CN114283979A CN202111651610.4A CN202111651610A CN114283979A CN 114283979 A CN114283979 A CN 114283979A CN 202111651610 A CN202111651610 A CN 202111651610A CN 114283979 A CN114283979 A CN 114283979A
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- communication cable
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- signal communication
- railway vehicle
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- 238000004891 communication Methods 0.000 title claims abstract description 72
- 239000010410 layer Substances 0.000 claims abstract description 42
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 239000011241 protective layer Substances 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- 230000006835 compression Effects 0.000 abstract description 12
- 238000007906 compression Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Abstract
The invention relates to a high-shielding signal communication cable for a railway vehicle, which belongs to the technical field of cables and comprises a supporting core column body, wherein a plurality of communication cable main bodies are arranged on the circumferential direction of the supporting core column body at equal angular intervals; the outer side of each communication cable main body is provided with an inner shielding layer; a plurality of supporting discs are arranged in the length direction of the supporting core cylinder at intervals, and each communication cable main body penetrates through the supporting discs respectively; filling layers are wrapped on the two sides of the supporting plate, the outer side of the supporting core column body and the outer side of the communication cable main body; the outside of the filling layer is provided with an inner protective layer, the outside of the inner protective layer is provided with an outer shielding layer, and the outside of the outer shielding layer is sequentially provided with a woven armor and an outer protective sleeve. Under the condition of ensuring that the cable has a better shielding effect, the compression resistance and the explosion-proof performance of the cable can be further improved.
Description
Technical Field
The invention belongs to the technical field of cables, and particularly relates to a high-shielding signal communication cable for a railway vehicle.
Background
Communication cables are cables that transmit telephone, telegraph, facsimile documents, television and radio programs, data and other electrical signals. The communication line is composed of a core formed by twisting a plurality of mutually insulated conducting wires or conductors and an outer sheath for protecting the core from moisture and mechanical damage. Compared with an overhead open wire, the communication cable has the advantages of large communication capacity, high transmission stability, good confidentiality, less influence of natural conditions and external interference and the like.
As a signal communication cable used by a high-shielding type rail vehicle, the cable in the prior art has relatively poor shielding performance, and meanwhile, the compression resistance and the explosion resistance are relatively poor.
Disclosure of Invention
In view of the above problems in the prior art, an object of the present invention is to provide a highly shielded signal communication cable for railway vehicles, which can further improve the compression resistance and explosion resistance of the cable while ensuring that the cable has a better shielding effect.
In order to achieve the above object, the present invention provides a technical solution as follows:
a signal communication cable for a high-shielding railway vehicle comprises a supporting core column body, wherein a plurality of communication cable main bodies are arranged on the supporting core column body in the circumferential direction at equal angular intervals; the outer side of each communication cable main body is provided with an inner shielding layer; a plurality of supporting discs are arranged in the length direction of the supporting core cylinder at intervals, and each communication cable main body penetrates through the supporting discs respectively; filling layers are wrapped on the two sides of the supporting plate, the outer side of the supporting core column body and the outer side of the communication cable main body; the outside of the filling layer is provided with an inner protective layer, the outside of the inner protective layer is provided with an outer shielding layer, and the outside of the outer shielding layer is sequentially provided with a woven armor and an outer protective sleeve.
Preferably, a middle connecting hole is formed in the middle of the supporting disc, the supporting core cylinder penetrates through the middle connecting hole, connecting components are arranged on the two sides of the supporting disc and located at the position of the middle connecting hole, and the connecting components are detachably connected with the supporting core cylinder.
Preferably, coupling assembling including connect in on the supporting disk and be located a plurality of arc piece of middle part connecting hole circumference, the outside threaded connection of a plurality of arc pieces has the locking ring, the arc piece all is to keeping away from the one side slope at middle part connecting hole center, the locking ring can be to being close to or keeping away from one side of supporting disk is rotatory.
Preferably, the supporting disc is provided with mounting holes at equal angles in the circumferential direction of the middle connecting hole, and each communication cable main body penetrates through the mounting hole.
Preferably, the region of the support disc between adjacent mounting holes is provided with a communication hole, and the filling layer passes through the communication hole.
Preferably, an explosion-proof structure is arranged on the outer side of the outer protective sleeve and between the supporting plates.
Preferably, the explosion-proof structure includes the guard plate that distributes along length direction, the guard plate cross-section is fan-shaped, the guard plate in the angular distribution such as the circumferencial direction of outer lag, be provided with the locking Assembly on the guard plate, the locking Assembly with the outer periphery of supporting disk is connected.
Preferably, the locking assembly comprises an arc-shaped strip fixed on the protection plate, the arc-shaped strip is perpendicular to the length direction of the protection plate and can be attached to the outer side of the support plate, and the protection plate and the arc-shaped strip are provided with penetrating outer connecting holes; and a locking screw is arranged in the outer connecting hole, can penetrate through the outer protective sleeve, the woven armor, the outer shielding layer and the inner protective layer and is connected with the supporting disc.
Preferably, the outer side of the outer protective sleeve is provided with an indicating layer for marking the position of the support disc.
The invention provides a high-shielding signal communication cable for a railway vehicle, which is characterized in that a plurality of communication cable main bodies around are fixed through a supporting plate and a central supporting core column body, so that the communication cable main bodies are at fixed intervals, the communication cable main bodies are convenient to process and manufacture, the communication cable main bodies on the inner sides of the processed and formed cable are at the same interval, the mutual influence is relatively small, and the signal shielding effect of adjacent classmate cable column bodies can be realized through an arranged inner shielding layer. Secondly, can strengthen the cable inlet wire through the supporting disk that sets up, promote its resistance to compression effect. The explosion-proof structure through setting up can form the inoxidizing coating in the outside of cable, and then plays the explosion-proof effect of resistance to compression, supports it through the supporting disk of inboard simultaneously, can realize protection resistance to compression and explosion-proof effect to the cable.
Drawings
Fig. 1 is a sectional view of a signal communication cable for a high-shielding type railway vehicle according to the present invention at the position of a support disc;
fig. 2 is a sectional view of a signal communication cable for a high-shielding type railway vehicle according to the present invention at a position between supporting disks;
FIG. 3 is a schematic diagram of a protruding support plate structure in a signal communication cable for a high-shielding railway vehicle according to the present invention;
fig. 4 is a sectional view of a protruded explosion-proof structure in a signal communication cable for a high-shield type railway vehicle according to the present invention;
FIG. 5 is a cross-sectional view of the connection between the protruding explosion-proof structure and the support plate in the signal communication cable for the high-shielding type rail vehicle according to the present invention;
fig. 6 is a schematic view of a highlighted schematic layer in the signal communication cable for the high-shielding type railway vehicle according to the invention.
Reference numbers in the figures:
100. supporting the core cylinder; 200. a communication cable body; 210. an inner shield layer; 300. a support disc; 310. a middle connecting hole; 320. a connecting assembly; 321. an arc-shaped sheet; 322. a locking ring; 330. mounting holes; 340. a communicating hole; 400. a filling layer; 500. an inner protective layer; 600. an outer shield layer; 700. weaving armor; 800. an outer protective sleeve; 810. a schematic layer; 900. an explosion-proof structure; 910. a protection plate; 920. a locking assembly; 921. an arc-shaped strip; 921a, external connection hole; 922. and locking the screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The invention provides a high-shielding signal communication cable for a railway vehicle, which comprises a supporting core column body 100 and a plurality of communication cable main bodies 200, wherein the communication cable main bodies 200 are arranged on the supporting core column body 100 at equal angular intervals in the circumferential direction; the outer side of each communication cable main body 200 is respectively provided with an inner shielding layer 210; a plurality of support discs 300 are arranged at intervals in the length direction of the support core cylinder 100, and each communication cable body 200 penetrates through the support discs 300; the filling layers 400 are wrapped on the two sides of the support plate 300, the outer side of the support core cylinder 100 and the outer side of the communication cable main body 200; an inner protective layer 500 is arranged on the outer side of the filling layer 400, an outer shielding layer 600 is arranged on the outer side of the inner protective layer 500, and a braided armor 700 and an outer protective sleeve 800 are sequentially arranged on the outer side of the outer shielding layer 600. Through the support core cylinder 100 at the supporting disk 300 and the center that set up, fix a plurality of communication cable main part 200 on every side for be fixed interval between a plurality of communication cable main parts 200, conveniently process manufacturing to it, the cable after the machine-shaping, its inboard communication cable main part 200 interval is the same, influence is less relatively each other, and can realize the signal shielding effect of adjacent classmate cable cylinder through the internal shield layer 210 that sets up. Secondly, can strengthen its resistance to compression effect to the cable inlet wire through the supporting disk 300 that sets up.
Specifically, a middle connecting hole 310 is formed in the middle of the supporting plate 300, the supporting core column 100 penetrates through the middle connecting hole 310, connecting components 320 are arranged on two sides of the supporting plate 300 and located in the middle connecting hole 310, and the connecting components 320 are detachably connected with the supporting core column 100.
The connecting assembly 320 comprises a plurality of arc-shaped pieces 321 which are connected to the supporting disc 300 and located on the circumferential direction of the middle connecting hole 310, the outer sides of the arc-shaped pieces 321 are in threaded connection with a locking ring 322, the arc-shaped pieces 321 incline to one side far away from the center of the middle connecting hole 310, and the locking ring 322 can rotate to one side close to or far away from the supporting disc 300. When the locking ring 322 moves to one side far away from the supporting disk 300, it controls a plurality of arc piece 321 to one side skew that is close to each other, and then holds inboard support core cylinder 100 tightly, and is better, is provided with anti-skidding line in a plurality of arc piece 321 inboard, connects inseparabler in support core cylinder 100 through anti-skidding line. When secured, the filler layer 400 covers the gap between adjacent arcuate tabs 321 and the gap between the locking ring 322 and the support disk 300 after machining.
The supporting plate 300 is provided with mounting holes 330 at equal angles in the circumferential direction of the middle connection hole 310, and each communication cable body 200 passes through the mounting hole 330. Each communication cable main body 200 can pass through the mounting hole 330 that sets up, and then supports the separation through supporting disk 300 to each communication cable main body 200, conveniently processes. After processing, the supporting plate 300 can bear a large bearing capacity, and since the communication cable main body 200 passes through the mounting hole 330, the communication cable main body 200 can be prevented from bearing a large external force, and further from being damaged.
Next, communication holes 340 are opened in regions of the support plate 300 between the adjacent mounting holes 330, and the filling layer 400 passes through the communication holes 340. Through the intercommunicating pore 340 who sets up, can be so that to be connected more closely between supporting disk 300 and the filling layer 400, when increasing the whole compressive strength of cable, can guarantee the wholeness of cable.
An explosion-proof structure 900 is arranged outside the outer protection sleeve 800 and between the supporting discs 300. The protection layer can be formed on the outer side of the cable through the arranged explosion-proof structure 900, and then the compression-resistant explosion-proof effect is achieved.
The explosion-proof structure 900 comprises protection plates 910 distributed along the length direction, the cross sections of the protection plates 910 are fan-shaped, the protection plates 910 are distributed at equal angles in the circumferential direction of the outer protection sleeve 800, locking assemblies 920 are arranged on the protection plates 910, and the locking assemblies 920 are connected with the outer circumferential surface of the support plate 300.
The locking assembly 920 comprises an arc-shaped strip 921 fixed on the protection plate 910, the arc-shaped strip 921 is perpendicular to the length direction of the protection plate 910 and can be attached to the outer side of the support plate 300, and the protection plate 910 and the arc-shaped strip 921 are provided with penetrating outer connecting holes 921 a; a locking screw 922 is arranged in the outer connecting hole 921a, and the locking screw 922 can penetrate through the outer protection sleeve 800, the braided armor 700, the outer shielding layer 600 and the inner protection layer 500 and is connected with the support disc 300. This scheme is through being connected guard plate 910 and supporting disk 300 position, can realize guard plate 910 and cable junction, supports it through inboard supporting disk 300 simultaneously, can realize protection resistance to compression and the explosion-proof effect to the cable.
The outer side of the outer protective sheath 800 is provided with a schematic layer 810 marking the position of the support disc 300. Through the schematic layer 810 that sets up, can make things convenient for operating personnel to install and fixed guard plate 910.
The invention provides a high-shielding signal communication cable for a railway vehicle, wherein a plurality of communication cable main bodies 200 at the periphery are fixed through a supporting plate 300 and a supporting core column 100 at the center, so that the communication cable main bodies 200 are at fixed intervals and are convenient to process and manufacture, the communication cable main bodies 200 at the inner sides of the processed and formed cable have the same interval and relatively small mutual influence, and the signal shielding effect of adjacent classmate cable columns can be realized through an inner shielding layer 210. Secondly, can strengthen its resistance to compression effect to the cable inlet wire through the supporting disk 300 that sets up. The explosion-proof structure 900 through setting up can form the inoxidizing coating in the outside of cable, and then plays the explosion-proof effect of resistance to compression, supports it through inboard supporting disk 300 simultaneously, can realize protection resistance to compression and the explosion-proof effect to the cable.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", 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," "second," and "third" 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 should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication 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. The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. The utility model provides a high shielding type signal communication cable for rail vehicle which characterized in that: the communication cable comprises a supporting core column body (100), wherein a plurality of communication cable main bodies (200) are arranged on the supporting core column body (100) at equal angular intervals in the circumferential direction; an inner shielding layer (210) is arranged on the outer side of each communication cable main body (200);
a plurality of supporting plates (300) are arranged in the length direction of the supporting core column body (100) at intervals, and each communication cable main body (200) penetrates through the supporting plates (300) respectively;
the two sides of the support plate (300), the outer side of the support core column body (100) and the outer side of the communication cable main body (200) are wrapped with filling layers (400);
the outer side of the filling layer (400) is provided with an inner protective layer (500), the outer side of the inner protective layer (500) is provided with an outer shielding layer (600), and the outer side of the outer shielding layer (600) is sequentially provided with a woven armor (700) and an outer protective sleeve (800).
2. The highly shielded signal communication cable for a railway vehicle according to claim 1, wherein: middle part connecting hole (310) have been seted up in the middle part of supporting disk (300), and support core cylinder (100) pass middle part connecting hole (310), the both sides of supporting disk (300), and be located middle part connecting hole (310) position is provided with coupling assembling (320), coupling assembling (320) with support core cylinder (100) can be dismantled and be connected.
3. The highly shielded signal communication cable for a railway vehicle according to claim 2, wherein: the connecting assembly (320) comprises a plurality of arc-shaped pieces (321) which are connected on the supporting disc (300) and are positioned on the circumferential direction of the middle connecting hole (310), the outer side of each arc-shaped piece (321) is in threaded connection with a locking ring (322),
the arc-shaped pieces (321) are inclined towards one side far away from the center of the middle connecting hole (310), and the locking ring (322) can rotate towards one side close to or far away from the supporting plate (300).
4. The highly shielded signal communication cable for a railway vehicle according to claim 2, wherein: mounting holes (330) are formed in the supporting disc (300) and located in the middle connecting hole (310) at equal angles in the circumferential direction, and each communication cable main body (200) penetrates through each mounting hole (330).
5. The highly shielded signal communication cable for a railway vehicle according to claim 1, wherein: the area of the support disc (300) between the adjacent mounting holes (330) is provided with a communication hole (340), and the filling layer (400) penetrates through the communication hole (340).
6. The highly shielded signal communication cable for a railway vehicle according to claim 1, wherein: and an explosion-proof structure (900) is arranged on the outer side of the outer protective sleeve (800) and between the supporting discs (300).
7. The highly shielded signal communication cable for a railway vehicle according to claim 6, wherein: explosion-proof construction (900) is including following guard plate (910) that length direction distributes, guard plate (910) cross-section is fan-shaped, guard plate (910) in the equidistance of the circumferencial direction of outer lag (800) distributes, be provided with locking Assembly (920) on guard plate (910), locking Assembly (920) with the outer periphery of supporting disk (300) is connected.
8. The highly shielded signal communication cable for a railway vehicle according to claim 7, wherein: the locking assembly (920) comprises an arc-shaped strip (921) fixed on the protection plate (910), the arc-shaped strip (921) is perpendicular to the length direction of the protection plate (910) and can be attached to the outer side of the support plate (300), and the protection plate (910) and the arc-shaped strip (921) are provided with penetrating outer connecting holes (921 a);
and a locking screw (922) is arranged in the outer connecting hole (921a), and the locking screw (922) can penetrate through the outer protective sleeve (800), the woven armor (700), the outer shielding layer (600) and the inner protective layer (500) and is connected with the supporting disc (300).
9. The highly shielded signal communication cable for railway vehicles according to any one of claims 1 to 8, wherein: and an indicating layer (810) for marking the position of the supporting disk (300) is arranged on the outer side of the outer protective sleeve (800).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111651610.4A CN114283979B (en) | 2021-12-30 | 2021-12-30 | Signal communication cable for high-shielding railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111651610.4A CN114283979B (en) | 2021-12-30 | 2021-12-30 | Signal communication cable for high-shielding railway vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114283979A true CN114283979A (en) | 2022-04-05 |
| CN114283979B CN114283979B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111651610.4A Active CN114283979B (en) | 2021-12-30 | 2021-12-30 | Signal communication cable for high-shielding railway vehicle |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003098410A (en) * | 2001-09-25 | 2003-04-03 | Fujikura Ltd | Optical fiber cable and its manufacturing method |
| CN212392032U (en) * | 2020-05-15 | 2021-01-22 | 沈阳添瀛通用设备有限公司 | Explosion-proof cable based on coal mine environment |
| CN212782793U (en) * | 2020-09-10 | 2021-03-23 | 安徽华星电缆集团有限公司 | Silicone rubber instrument cable |
| CN213150421U (en) * | 2020-08-31 | 2021-05-07 | 河南省三恒实业有限公司 | Flame-retardant and explosion-proof cable for explosive places |
-
2021
- 2021-12-30 CN CN202111651610.4A patent/CN114283979B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003098410A (en) * | 2001-09-25 | 2003-04-03 | Fujikura Ltd | Optical fiber cable and its manufacturing method |
| CN212392032U (en) * | 2020-05-15 | 2021-01-22 | 沈阳添瀛通用设备有限公司 | Explosion-proof cable based on coal mine environment |
| CN213150421U (en) * | 2020-08-31 | 2021-05-07 | 河南省三恒实业有限公司 | Flame-retardant and explosion-proof cable for explosive places |
| CN212782793U (en) * | 2020-09-10 | 2021-03-23 | 安徽华星电缆集团有限公司 | Silicone rubber instrument cable |
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| CN114283979B (en) | 2024-04-30 |
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