CN218730033U - Voice handle spring wire assembly - Google Patents
Voice handle spring wire assembly Download PDFInfo
- Publication number
- CN218730033U CN218730033U CN202222993251.7U CN202222993251U CN218730033U CN 218730033 U CN218730033 U CN 218730033U CN 202222993251 U CN202222993251 U CN 202222993251U CN 218730033 U CN218730033 U CN 218730033U
- Authority
- CN
- China
- Prior art keywords
- wire
- spring wire
- wires
- core
- handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model provides a voice handle spring wire component, which comprises a spring wire, wherein the core part of the spring wire is formed by twisting six control wires, two signal wires and a plurality of cotton wires; the control wire is an insulated wire core, and the signal wire consists of the insulated wire core and a tinned copper braided shielding layer coated outside the insulated wire core; the insulated wire core consists of a conductor and a low-temperature-resistant PVC (polyvinyl chloride) insulating layer coated outside the conductor, and the conductor is formed by twisting a plurality of copper foil wires and copper wires; the core part is coated with a cotton paper belting layer, and the cotton paper belting layer is coated with a polyurethane sheath; one end of the spring wire is provided with a handle connector, and the other end of the spring wire is provided with an equipment connector. The utility model has the application temperature of minus 40 ℃ to 85 ℃, can repeatedly twist and bend the spring wire for 30 ten thousand times, and has long service life.
Description
Technical Field
The utility model belongs to the technical field of the spring wire, in particular to handle of a phone spring line subassembly.
Background
The spring wire is also called a slingshot wire and a spiral wire, and is a device connecting wire which works by utilizing scalability. The handle spring wire is used for connecting the handle and the communication equipment. The voice handle spring wire on part of high-speed rails is required to be cold-resistant to minus 40 ℃, but the common voice handle spring wire is generally not suitable for being used at the temperature lower than minus 20 ℃ due to the limitation of materials, and the insulating material in the common voice handle spring wire is easy to cause the conditions of frost cracking and the like in the environment lower than minus 20 ℃. And because the voice handle spring wire is repeatedly twisted and bent, the service life of the voice handle spring wire is short.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a words handle spring wire subassembly, the applicable temperature is-40 ℃ to 85 ℃, and the spring wire can twist repeatedly, crooked up to 30 ten thousand times, long service life.
In order to realize the purpose, the utility model adopts the technical scheme as follows:
the utility model provides a voice handle spring wire component, which comprises a spring wire, wherein the core part of the spring wire is formed by twisting six control wires, two signal wires and a plurality of cotton wires; the control wire is an insulated wire core, and the signal wire consists of the insulated wire core and a tinned copper braided shielding layer coated outside the insulated wire core; the insulated wire core consists of a conductor and a low-temperature-resistant PVC (polyvinyl chloride) insulating layer coated outside the conductor, and the conductor is formed by twisting a plurality of copper foil wires and copper wires; the core part is coated with a cotton paper belting layer, and the cotton paper belting layer is coated with a polyurethane sheath; one end of the spring wire is provided with a handle connector, and the other end of the spring wire is provided with an equipment connector.
Preferably, the low-temperature-resistant PVC insulating layer is made of special PVC with the cold resistance of-40 ℃.
Preferably, the handle connector is an M16 cable connector, and the equipment connector is a quick connector or an M16 cable connector.
Preferably, one end of the spring wire is provided with a grounding wire, and the end part of the grounding wire is connected with an OT terminal; the grounding wire is composed of two stranded tinned copper braided shielding layers extending from one end of the spring wire and a thermoplastic tube coated outside the two stranded tinned copper braided layers.
The utility model discloses following beneficial effect has:
the utility model provides a words handle spring wire subassembly, the application temperature is-40 deg.C 85 deg.C, and the spring wire can twist reverse repeatedly, crooked up to 30 ten thousand times, long service life. The utility model discloses can be applicable to on the high-speed railway.
The conductor in the spring wire is formed by twisting copper foil wires and copper wires, the copper foil wires have the stretch-proof characteristic, and the conductor formed by twisting the copper foil wires and the copper wires is not easy to break in repeated stretching; the cotton wires are used for filling in the wire core part of the spring, so that the spring wires are softer, and the cotton wires can provide moving space for the control wires and the signal wires, so that the spring wires are more resistant to torsion and bending; the core part of the spring wire is coated with a cotton paper belting, so that the spring wire is softer and more resistant to torsion and bending; the utility model discloses what the insulating layer of well insulation core adopted is low temperature resistant PVC insulating layer that low temperature is low-40 ℃, and the outmost polyurethane sheath that adopts of spring wire, polyurethane also can be low temperature resistant-40 ℃.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention.
FIG. 1 is a schematic sectional view of a spring wire according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a handle spring wire assembly according to an embodiment of the present invention.
Description of reference numerals:
1. a spring wire; 11. a conductor; 12. a low temperature resistant PVC insulating layer; 13. a tin-plated copper braided shielding layer; 14. cotton threads; 15. wrapping a belt layer by using tissue paper; 16. a polyurethane sheath; 2. a handle joint; 3. a device connector; 4. a ground line; an OT terminal; 6. and (5) injection molding of a protective sleeve.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment provides a handle spring wire assembly, as shown in fig. 1 and 2, comprising a spring wire 1, wherein a core part of the spring wire 1 is formed by twisting six control wires, two signal wires and a plurality of cotton wires 14, wherein the cotton wires 14 can have different thicknesses, and the thickness of the cotton wires 14 is selected according to filling gaps; the control wire is an insulated wire core, and the signal wire consists of the insulated wire core and a tinned copper braided shielding layer 13 coated outside the insulated wire core; the insulated wire core consists of a conductor 11 and a low-temperature-resistant PVC insulating layer 12 coated outside the conductor, the low-temperature-resistant PVC insulating layer 12 is made of special PVC resistant to the temperature of minus 40 ℃, and the conductor 11 is formed by stranding a plurality of copper foil wires and copper wires; the core part is coated with a tissue paper belting layer 15, and the tissue paper belting layer 15 is coated with a polyurethane sheath 16; one end of the spring wire 1 is provided with a handle connector 2 used for being connected with a handle, and the other end of the spring wire is provided with an equipment connector 3 used for being connected with communication equipment. The handle connector 2 is an M16 cable connector, the device connector 3 is a quick connector or an M16 cable connector, and the device connector 3 is a quick connector in this embodiment.
The outer surface of the spring wire 1 close to the equipment joint and the speaking handle joint can be provided with an injection molding protective sleeve 6, so that the spring wire 1 is prevented from being bent at the position, the size of the injection molding protective sleeve 6 is determined according to actual conditions, and the sizes of the injection molding protective sleeves at two positions close to the two joints can be different. One end of the spring wire 1 is provided with a grounding wire 4, and the end part of the grounding wire 4 is connected with an OT terminal 5; the grounding wire 4 is composed of two twisted tinned copper braided shield layers 13 extending from one end of the spring wire 1 and a thermoplastic tube covered by the two twisted tinned copper braided layers 13.
According to the technical scheme, the voice handle spring wire assembly is applicable to the temperature of minus 40-85 ℃, can be repeatedly twisted and bent for 30 ten thousand times, and is long in service life. Can be applied to high-speed rails. The conductor in the spring wire is formed by twisting copper foil wires and copper wires, the copper foil wires have the stretch-proof characteristic, and the conductor formed by twisting the copper foil wires and the copper wires is not easy to break in repeated stretching; the cotton wires are used for filling in the wire core part of the spring, so that the spring wires are softer, and the cotton wires can provide moving space for the control wires and the signal wires, so that the spring wires are more resistant to torsion and bending; the core part of the spring wire is coated with a cotton paper belting, so that the spring wire is softer and more resistant to torsion and bending; the utility model discloses what the insulating layer of well insulation core adopted is low temperature resistant PVC insulating layer that low temperature is low-40 ℃, and the outmost polyurethane sheath that adopts of spring wire, polyurethane also can be low temperature resistant-40 ℃.
The embodiments of the present invention have been described in detail through the embodiments, but the description is only exemplary of the embodiments of the present invention and should not be considered as limiting the scope of the embodiments of the present invention. The scope of protection of the embodiments of the present invention is defined by the claims. All utilize technical scheme of the embodiment of the utility model, or technical staff in the field is in the utility model discloses under embodiment technical scheme's the inspiration the utility model discloses in the essence and the protection scope of the embodiment, design similar technical scheme and reach above-mentioned technological effect, perhaps to the impartial change and improvement etc. that the application scope was made, all should still belong to within the protection scope is covered to the patent of the embodiment of the utility model.
Claims (4)
1. A handle spring wire component is characterized by comprising a spring wire, wherein the core part of the spring wire is formed by twisting six control wires, two signal wires and a plurality of cotton wires; the control wire is an insulated wire core, and the signal wire consists of the insulated wire core and a tinned copper braided shielding layer coated outside the insulated wire core; the insulated wire core consists of a conductor and a low-temperature-resistant PVC (polyvinyl chloride) insulating layer coated outside the conductor, and the conductor is formed by twisting a plurality of copper foil wires and copper wires; a cotton paper wrapping layer is coated outside the core part, and a polyurethane sheath is coated outside the cotton paper wrapping layer; one end of the spring wire is provided with a handle connector, and the other end of the spring wire is provided with an equipment connector.
2. The handle spring wire assembly of claim 1 wherein the low temperature resistant PVC insulating layer is made of special PVC that is cold-resistant at-40 ℃.
3. A handle spring wire assembly as in claim 1 wherein the handle connector is an M16 cable connector and the device connector is a quick-connect connector or an M16 cable connector.
4. The voice handle spring wire assembly of claim 1 wherein the spring wire has a ground wire at one end, the ground wire having an OT terminal connected to an end thereof; the grounding wire is composed of two twisted tinned copper braided shielding layers extending from one end of the spring wire and a thermoplastic tube wrapped outside the two twisted tinned copper braided layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222993251.7U CN218730033U (en) | 2022-11-10 | 2022-11-10 | Voice handle spring wire assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222993251.7U CN218730033U (en) | 2022-11-10 | 2022-11-10 | Voice handle spring wire assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218730033U true CN218730033U (en) | 2023-03-24 |
Family
ID=85613329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222993251.7U Active CN218730033U (en) | 2022-11-10 | 2022-11-10 | Voice handle spring wire assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218730033U (en) |
-
2022
- 2022-11-10 CN CN202222993251.7U patent/CN218730033U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203882678U (en) | High temperature resistant tear-resistant flexible cable | |
| CN218730033U (en) | Voice handle spring wire assembly | |
| CN104036852A (en) | Anti-fatigue high speed data cable for mechanical arm | |
| CN104036870A (en) | Bending-resistant soft data transmission cable | |
| CN216250038U (en) | Bending-resistant and breakage-proof 3-core insulated cable | |
| CN103354117A (en) | High-strength cold-resistant insulation flat cable | |
| CN216250148U (en) | Anti-broken light coaxial cable | |
| CN104157350A (en) | Twisting-resistant tensile type movable-class cable | |
| CN213303697U (en) | Polyolefin insulation polyurethane elastomer sheath flexible photoelectric composite cable | |
| CN212809870U (en) | Reinforced waterproof cable | |
| CN201036075Y (en) | Low temperature resistant high-elasticity novel spring flexible wire for communication | |
| CN211404103U (en) | Wear-resisting fireproof cable | |
| CN208315235U (en) | A kind of flat mine cable | |
| CN208385030U (en) | A kind of dedicated drag cable of wisdom energy type metallic ore scraper | |
| CN208596565U (en) | A kind of electronic automobile-used high-performance fire-resistant wire and cable | |
| CN208589285U (en) | A kind of high-low temperature resistant novel communicating cable | |
| CN112164495A (en) | High gentle tensile cable and high tensile spring cable | |
| CN204066819U (en) | Warp resistance tensile type moves class cable | |
| CN214956065U (en) | Flexible tensile type polyvinyl chloride insulated shielding wire | |
| CN205376147U (en) | Multicore signal line | |
| CN219658416U (en) | Tensile bending-resistant medical equipment cable | |
| CN217086244U (en) | Mobile communication network cable | |
| CN220065221U (en) | Tension-resistant medium-voltage power cable capable of inhibiting wire breakage | |
| CN210984377U (en) | Resistance to compression tensile low temperature resistant control cable | |
| CN209822305U (en) | Spiral cable based on carbon fiber material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |