CN217306154U - Silicon rubber high-voltage signal shielding cable - Google Patents
Silicon rubber high-voltage signal shielding cable Download PDFInfo
- Publication number
- CN217306154U CN217306154U CN202220323890.XU CN202220323890U CN217306154U CN 217306154 U CN217306154 U CN 217306154U CN 202220323890 U CN202220323890 U CN 202220323890U CN 217306154 U CN217306154 U CN 217306154U
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- layer
- cable
- compression
- core
- resistant
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- 229920002379 silicone rubber Polymers 0.000 title claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 50
- 230000006835 compression Effects 0.000 claims abstract description 46
- 239000004677 Nylon Substances 0.000 claims abstract description 24
- 229920001778 nylon Polymers 0.000 claims abstract description 24
- -1 polypropylene Polymers 0.000 claims abstract description 18
- 239000004743 Polypropylene Substances 0.000 claims abstract description 10
- 229920001155 polypropylene Polymers 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 96
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 31
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 239000011241 protective layer Substances 0.000 claims description 12
- 239000000956 alloy Substances 0.000 claims description 11
- 229910045601 alloy Inorganic materials 0.000 claims description 11
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 11
- 239000004800 polyvinyl chloride Substances 0.000 claims description 11
- 239000004809 Teflon Substances 0.000 claims description 8
- 229920006362 Teflon® Polymers 0.000 claims description 8
- 229920005672 polyolefin resin Polymers 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 239000004945 silicone rubber Substances 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009941 weaving Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims 1
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a silicon rubber high-voltage signal shielding cable, which comprises a cable core; the cable comprises a cable core, a compression layer, a tension nylon layer, compression springs, compression support rods, a polypropylene filling layer, a tension traction core and a tension nylon layer, wherein the compression layer is arranged on the surface of the cable core, the tension nylon layer is arranged in the center of the interior of the compression layer, the compression support rods are arranged on the surface of the compression layer at equal intervals, the polypropylene filling layer is arranged between the compression support rods and the cable core, the tension traction core is arranged in the center of the interior of the tension nylon layer, and the surface of the tension nylon layer is fixedly connected with one end of each compression support rod; the utility model discloses a tensile nylon layer and tensile pull core structure have realized increasing the tensile ability of shielding cable for personnel when dragging the shielding cable, pull the core through the resistance and can effectually protect the inside cable sinle silk of shielding cable, avoided the shielding cable to appear damaging when dragging, thereby improved the life of shielding cable.
Description
Technical Field
The utility model relates to a cable technical field specifically is a silicon rubber high-voltage signal shielding cable.
Background
Cable is a generic term for optical cables, electrical cables, and the like. The cable has many purposes, is mainly used for controlling installation, connecting equipment, transmitting power and other multiple functions, and is a common and indispensable object in daily life.
Through retrieval, the utility model is named as a utility model of a shielded cable with patent number 201720052387.4, which comprises a first insulating layer, a second insulating layer, a shielding layer and a copper bar; the copper bar is formed by laminating and welding copper foils, the first insulating layer, the shielding layer and the second insulating layer are sequentially coated in the middle area of the copper bar from inside to outside, research and analysis show that although the copper bar has the advantage of increasing electromagnetic wave interference resistance, the copper bar has the defect of weaker compression resistance to a certain extent, for example,
1. when the existing shielding cable is installed, in order to ensure that the shielding cable keeps a linear state, personnel need to drag the shielding cable, so that the cracking of the shielding cable is easily caused in the dragging process, and the service life of the shielding cable is influenced.
2. The whole texture of current shielding cable is comparatively weak, and whole buffering nature is relatively poor, receives external pressure when the shielding cable, leads to the inside sinle silk of shielding cable to take place the condition of damage easily, has so not only increased the loss of shielding cable, increases later stage cost of maintenance simultaneously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a silicon rubber high voltage signal shielding cable to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a silicon rubber high-voltage signal shielding cable comprises a cable core; the surface of the cable core is provided with a pressure-resistant layer, and the central position inside the pressure-resistant layer is provided with a tensile nylon layer;
the surface of the pressure-resistant layer is provided with pressure-resistant springs, the inner surface of the pressure-resistant layer is provided with pressure-resistant support rods at equal intervals, and a polypropylene filling layer is arranged between the pressure-resistant support rods and the cable cores;
the tensile nylon layer is characterized in that an anti-pulling traction core is arranged in the center of the interior of the tensile nylon layer, the surface of the tensile nylon layer is fixedly connected with one end of the anti-compression supporting rod, and an expansion water-blocking yarn filling layer is arranged between the tensile nylon layer and the anti-compression layer.
Preferably, every two pairs of compression resistance bracing pieces are fixedly installed oppositely, and the compression resistance bracing pieces are in a bent shape.
Preferably, the cable core is located between two sets of pressure-resistant supporting rods, and the surface of the cable core is in direct contact with the surface of the pressure-resistant supporting rods.
Preferably, the surface of the cable core is provided with a polyvinyl chloride alloy protective layer, and the surface of the polyvinyl chloride alloy protective layer is provided with a tinned copper wire shielding layer.
Preferably, the tinned copper wire shielding layer is wrapped on the surface of the polyvinyl chloride alloy protection layer through weaving, and the surface of the tinned copper wire shielding layer is in mutual direct contact with the polypropylene filling layer.
Preferably, the surface of the compression spring is wrapped by a polyolefin resin insulating layer, and the surface of the polyolefin resin insulating layer is wrapped by a polytetrafluoroethylene wrapping layer.
Preferably, the surface of the polytetrafluoroethylene wrapping layer is wrapped with a glass fiber fireproof layer in a winding mode, and a Teflon high-temperature outer protective layer is arranged on the surface of the glass fiber fireproof layer in a heat sealing mode.
Preferably, the cable connection shell is arranged at one end of the surface of the Teflon high-temperature outer protection layer, the connection copper sheet is arranged at one end of the cable connection shell, the fixing through hole is formed in one end of the surface of the connection copper sheet, and the other end of the connection copper sheet is fixedly installed with the cable core through pressing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a tensile nylon layer and tensile pull core structure have realized increasing the tensile ability of shielding cable for personnel when dragging the shielding cable, pull the core through the resistance and can effectually protect the inside cable sinle silk of shielding cable, avoided the shielding cable to appear damaging when dragging, thereby improved the life of shielding cable.
2. The utility model discloses a resistance to compression layer and resistance to compression spring and resistance to compression bracing piece have realized having avoided external pressure to cause the damage to the shielding cable to the whole compressive capacity that increases of shielding cable for effectively protect the inside cable sinle silk of shielding cable, thereby improved the result of use of shielding cable.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side cross-sectional view of the present invention;
FIG. 3 is a sectional view of the main view of the present invention;
fig. 4 is an enlarged schematic view of a in fig. 2 according to the present invention.
In the figure: 1. a cable core; 101. a polyvinyl chloride alloy protective layer; 102. a tinned copper wire shielding layer; 2. a polypropylene filler layer; 3. a pressure resistant layer; 301. a compression spring; 302. an intumescent water-blocking yarn filling layer; 303. a compression-resistant support rod; 4. a tensile nylon layer; 401. a tensile traction core; 5. a polyolefin resin insulating layer; 6. a polytetrafluoroethylene lapping layer; 7. a fiberglass fire barrier layer; 8. a Teflon high temperature outer protective layer; 9. a cable connection housing; 901. connecting the copper sheets; 902. and fixing the through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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 the like 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, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: a silicon rubber high-voltage signal shielding cable comprises a cable core 1; the surface of the cable core 1 is provided with a pressure resistant layer 3, and the central position inside the pressure resistant layer 3 is provided with a tensile nylon layer 4;
the surface of the pressure-resistant layer 3 is provided with pressure-resistant springs 301, the inner surface of the pressure-resistant layer 3 is provided with pressure-resistant support rods 303 at equal intervals, and polypropylene filling layers 2 are arranged between the pressure-resistant support rods 303 and the cable cores 1;
an anti-pulling traction core 401 is arranged in the center of the interior of the anti-pulling nylon layer 4, the surface of the anti-pulling nylon layer 4 is fixedly connected with one end of the anti-pressing support rod 303, and an expansion water-blocking yarn filling layer 302 is arranged between the anti-pulling nylon layer 4 and the anti-pressing layer 3;
specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the shielding cable is installed by a person, the person pulls the shielding cable, so that the shielding cable can be in a linear state, when the person pulls the shielding cable, the shielding cable is under the dual protection of the tensile nylon layer 4 and the anti-pulling core 401, so that the tensile property of the whole shielding cable is improved, thereby preventing the shielding cable from being damaged when being pulled, so as to improve the service life of the shielding cable, when the shielding cable is subjected to external pressure during use, the pressure applied to the shielding cable from the outside is firstly transmitted to the surface of the compression spring 301, because the compression spring 301 is according to the structural characteristics of the compression spring 301, the compression spring 301 cannot deform due to the downward pressure, so that the external pressure can be effectively offset, and meanwhile, the compression spring 301 is matched with the compression layer 3 and the compression support rod 303, the damage to the shielding cable caused by external pressure is avoided, so that the cable core 1 inside the shielding cable is effectively protected, and the using effect of the shielding cable is improved.
Furthermore, every two of the compression-resistant support rods 303 are oppositely and fixedly arranged, and the compression-resistant support rods 303 are bent;
further, the cable core 1 is positioned between the two sets of pressure-resistant support rods 303, and the surface of the cable core 1 is in direct contact with the surfaces of the pressure-resistant support rods 303;
further, a polyvinyl chloride alloy protection layer 101 is arranged on the surface of the cable core 1, and a tinned copper wire shielding layer 102 is arranged on the surface of the polyvinyl chloride alloy protection layer 101;
further, the tinned copper wire shielding layer 102 is wrapped on the surface of the polyvinyl chloride alloy protection layer 101 through weaving, and the surface of the tinned copper wire shielding layer 102 is in direct contact with the polypropylene filling layer 2;
specifically, as shown in fig. 2, when polyvinyl chloride alloy protective layer 101 and tinned copper wire shielding layer 102 provided effective protection and blocked outside electromagnetic wave for cable core 1, polypropylene filling layer 2 and resistance to compression bracing piece 303 with cable core 1 direct contact also play fixed guard action to cable core 1.
Further, the surface of the compression spring 301 is wrapped with a polyolefin resin insulating layer 5, and the surface of the polyolefin resin insulating layer 5 is wrapped with a polytetrafluoroethylene wrapping layer 6;
specifically, as shown in fig. 3, the polyolefin resin insulating layer 5 ensures the insulating effect between the cable core 1 and the outside, and the winding layer 6 wound with polytetrafluoroethylene plays a role in winding, wrapping and fixing.
Further, the surface of the polytetrafluoroethylene lapping layer 6 is wrapped with a glass fiber fireproof layer 7 in a winding mode, and a Teflon high-temperature outer protective layer 8 is arranged on the surface of the glass fiber fireproof layer 7 in a heat sealing mode;
specifically, as shown in fig. 1 and 3, the glass fiber fireproof layer 7 and the teflon high-temperature outer protective layer 8 perform effective fire-releasing and protecting functions on the cable core 1.
Further, a cable connecting shell 9 is arranged at one end of the surface of the Teflon high-temperature outer protective layer 8, a connecting copper sheet 901 is arranged at one end of the cable connecting shell 9, a fixing through hole 902 is arranged at one end of the surface of the connecting copper sheet 901, and the other end of the connecting copper sheet 901 is fixedly installed with the cable core 1 through pressing;
specifically, as shown in fig. 1, when the shielding cable is fixedly installed, a person firstly presses the connecting copper sheet 901 with the cable core 1 through a pressing machine, then the person sleeves the cable connecting shell 9 at a joint of the connecting copper sheet 901 and the cable core 1, and then the person is connected with the equipment through the fixing through hole 902.
The working principle is as follows: when the shielding cable is used, when a person installs the shielding cable, the person pulls the shielding cable to ensure that the shielding cable is in a linear state, so when the person pulls the shielding cable, the shielding cable is under the dual protection of the tensile nylon layer 4 and the tensile traction core 401, the tensile property of the whole shielding cable is improved, then the person presses the connecting copper sheet 901 and the cable core 1 through the pressing machine, then the cable connecting shell 9 is sleeved at the joint of the connecting copper sheet 901 and the cable core 1, then the person is connected with equipment through the fixing through hole 902, when the shielding cable is subjected to external pressure in the using process, the pressure applied to the shielding cable from the outside is firstly transmitted to the surface of the compression-resistant spring 301, and because the compression-resistant spring 301 cannot cause the compression-resistant spring 301 to deform due to the vertical downward pressure according to the structural characteristics of the compression-resistant spring 301, the external pressure can be effectively offset, while the compression springs 301 cooperate with the compression layer 3 and the compression support rods 303.
The details of the present invention are well known to those skilled in the art.
Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. A silicon rubber high-voltage signal shielding cable comprises a cable core (1); the method is characterized in that: the surface of the cable core (1) is provided with a pressure resistant layer (3), and the center of the inner part of the pressure resistant layer (3) is provided with a tensile nylon layer (4);
compression springs (301) are arranged on the surface of the compression resistant layer (3), compression resistant support rods (303) are arranged on the inner surface of the compression resistant layer (3) at equal intervals, and a polypropylene filling layer (2) is arranged between each compression resistant support rod (303) and the cable core (1);
the anti-compression nylon composite material is characterized in that an anti-compression traction core (401) is arranged in the center of the interior of the tensile nylon layer (4), the surface of the tensile nylon layer (4) is fixedly connected with one end of a compression-resistant support rod (303), and an expansion water-blocking yarn filling layer (302) is arranged between the tensile nylon layer (4) and the compression-resistant layer (3).
2. The silicone rubber high-voltage signal shielding cable according to claim 1, wherein: two liang of relative fixed mounting of resistance to compression bracing piece (303), resistance to compression bracing piece (303) are curved.
3. The silicone rubber high-voltage signal shielding cable according to claim 1, wherein: the cable core (1) is located between the two sets of pressure-resistant supporting rods (303), and the surface of the cable core (1) is in direct contact with the surface of the pressure-resistant supporting rods (303).
4. The silicone rubber high-voltage signal shielding cable according to claim 1, wherein: the cable is characterized in that a polyvinyl chloride alloy protective layer (101) is arranged on the surface of the cable core (1), and a tinned copper wire shielding layer (102) is arranged on the surface of the polyvinyl chloride alloy protective layer (101).
5. The silicone rubber high-voltage signal shielding cable according to claim 4, wherein: the tinned copper wire shielding layer (102) is wrapped on the surface of the polyvinyl chloride alloy protection layer (101) through weaving, and the surface of the tinned copper wire shielding layer (102) is in mutual direct contact with the polypropylene filling layer (2).
6. The silicone rubber high-voltage signal shielding cable according to claim 1, wherein: the surface of the compression-resistant spring (301) is wrapped with a polyolefin resin insulating layer (5), and the surface of the polyolefin resin insulating layer (5) is wrapped with a polytetrafluoroethylene wrapping layer (6).
7. The silicone rubber high-voltage signal shielding cable according to claim 6, wherein: the surface of the polytetrafluoroethylene wrapping layer (6) is wrapped with a glass fiber fireproof layer (7) through winding, and a Teflon high-temperature outer protective layer (8) is arranged on the surface of the glass fiber fireproof layer (7) through heat sealing.
8. The silicone rubber high-voltage signal shielding cable according to claim 7, wherein: one end of the surface of the Teflon high-temperature outer protection layer (8) is provided with a cable connection shell (9), one end of the cable connection shell (9) is provided with a connection copper sheet (901), one end of the surface of the connection copper sheet (901) is provided with a fixing through hole (902), and the other end of the connection copper sheet (901) is fixedly installed with the cable core (1) through pressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220323890.XU CN217306154U (en) | 2022-02-17 | 2022-02-17 | Silicon rubber high-voltage signal shielding cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220323890.XU CN217306154U (en) | 2022-02-17 | 2022-02-17 | Silicon rubber high-voltage signal shielding cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217306154U true CN217306154U (en) | 2022-08-26 |
Family
ID=82928186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220323890.XU Expired - Fee Related CN217306154U (en) | 2022-02-17 | 2022-02-17 | Silicon rubber high-voltage signal shielding cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217306154U (en) |
-
2022
- 2022-02-17 CN CN202220323890.XU patent/CN217306154U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20220826 |