CN217280094U - Detection cable - Google Patents

Abstract

The utility model relates to the technical field of cables, especially, relate to a detection cable. The probe cable includes: an outer protective layer; the auxiliary assembly, the auxiliary assembly sets up in outer protective layer, the auxiliary assembly includes a fixed section of thick bamboo, elastic plate and arc, fixed mounting has a plurality of symmetric distribution's elastic plate on the outer wall of a fixed section of thick bamboo, and adjacent two fixed connection's arc is all installed on the top of elastic plate, the auxiliary assembly is still including placing strip and carbon dioxide strip. The utility model provides a detection cable, the interval between the multiplicable outer inoxidizing coating of elastic plate in the auxiliary assembly and the first single mode fiber, the elastic plate can carry out certain absorption to the extrusion force when this cable receives the extrusion bending, and the toughness of the multiplicable cable bending in-process of arc in the auxiliary assembly simultaneously, the probability of damage appears in reducible cable inside single mode fiber and multimode fiber, consequently can improve the life of this device to a certain extent.

Description

Detection cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a detection cable.

Background

Cables are typically made up of several wires or groups of wires. The cable is made of one or more conductors insulated from each other and an outer insulating protective layer, and is used for transmitting power or information from one place to another. Typically a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, with the conductors of each group being insulated from one another and often twisted around a center, the entire outer surface being coated with a highly insulating coating.

The existing cable is generally directly wrapped by the protective layer on the outer portion of the optical fiber, in the later-stage using process, when the cable is extruded to a certain degree and is bent, the generated vibration and extrusion easily cause the phenomenon that parts such as the optical fiber are loosened and damaged, and the service life of the whole cable can be further influenced to a certain extent.

Therefore, there is a need to provide a new probe cable to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a detection cable.

The utility model provides a detection cable includes:

an outer protective layer;

the auxiliary assembly, the auxiliary assembly sets up in outer protective layer, the auxiliary assembly includes a fixed section of thick bamboo, elastic plate and arc, fixed mounting has the elastic plate of a plurality of symmetric distribution on the outer wall of a fixed section of thick bamboo, and adjacent two fixed connection's arc is all installed on the top of elastic plate.

Preferably, the auxiliary assembly is still including placing strip and carbon dioxide strip, place on the strip is equipped with a plurality of and the outer wall of the fixed section of thick bamboo of annular distribution, and every place and all glue the carbon dioxide strip that has fixed connection on the inner wall of strip.

Preferably, the inner wall of the fixed cylinder is sleeved with a fixedly connected connecting ring, the inner wall of the connecting ring is sleeved with a rubber ring, and a plurality of annularly distributed elastic cylinders are inserted between the rubber ring and the connecting ring.

Preferably, the inner wall of the rubber ring is sleeved with a first insulating layer, and the inner wall of the first insulating layer is provided with a first single mode fiber.

Preferably, the inner wall of the first single mode fiber is provided with a second insulating layer, and the inner wall of the second insulating layer is provided with a second single mode fiber.

Preferably, a third insulating layer is arranged on the inner wall of the second single-mode fiber, and a multimode fiber is arranged on the inner wall of the third insulating layer.

Preferably, every the top side of arc all with the inner wall fixed connection of same outer inoxidizing coating, just the cover is equipped with the polyimide inoxidizing coating on the outer wall of outer inoxidizing coating.

Preferably, the inner wall of each carbon dioxide strip is filled with carbon dioxide gas, and the outer wall of each carbon dioxide strip is not abutted to the inner wall of the outer protective layer.

Compared with the prior art, the utility model provides a detection cable has following beneficial effect:

1. the utility model discloses a setting of auxiliary assembly, the interval between multiplicable outer inoxidizing coating of elastic plate in the auxiliary assembly and the first single mode fiber can carry out certain absorption to the extrusion force when this cable is receiving the extrusion bending, and the toughness of the multiplicable cable bending in-process of arc simultaneously, the probability of damage appears in reducible cable inside single mode fiber and multimode fiber, consequently can improve the life of this device to a certain extent.

2. The utility model discloses simultaneously through set up a plurality of carbon dioxide strip in auxiliary assembly, appear damaged when outer inoxidizing coating and polyimide inoxidizing coating, when outside burning things which may cause a fire disaster broke the carbon dioxide insulating layer, the inside carbon dioxide of carbon dioxide strip then can be smooth outwards flows, can carry out certain fire extinguishing, and then can increase the fire behavior of this device to a certain extent.

3. The utility model discloses a setting of rubber circle and elastic tube, in the use of later stage, when expend with heat and contract with cold appear in each part of cable inner wall, can drive elastic tube and rubber circle and remove simultaneously, through the flexible of elastic tube and rubber tube, can make each part of inside and the stable being connected of go-between, and then can reduce the cable and lead to the phenomenon that displacement appears in each part of inside because of expend with heat and contract with cold.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a probing cable provided by the present invention;

FIG. 2 is a schematic structural view of the auxiliary assembly shown in FIG. 1;

FIG. 3 is a schematic view of the attachment ring shown in FIG. 1;

fig. 4 is a schematic structural view of a front view section of the present invention;

FIG. 5 is a schematic diagram of the first single mode fiber connection of FIG. 1;

fig. 6 is a schematic structural view of the outer protective layer shown in fig. 1.

Reference numbers in the figures: 1. an outer protective layer; 2. an auxiliary component; 21. a fixed cylinder; 22. an elastic plate; 23. an arc-shaped plate; 24. placing the strips; 25. carbon dioxide strips; 3. a connecting ring; 3a, a rubber ring; 3b, an elastic cylinder; 4. a first insulating layer; 4a, a second insulating layer; 4b, a third insulating layer; 5. a first single mode optical fiber; 5a, a second single mode fiber; 6. a multimode optical fiber; 7. polyimide protective layers.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and 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.

The following detailed description is provided for the specific embodiments of the present invention.

Referring to fig. 1 to 6, an embodiment of the present invention provides a detection cable, including: an outer protective layer 1 and an auxiliary component 2.

In the embodiment of the utility model, please refer to fig. 1, fig. 2 and fig. 4, auxiliary assembly 2 sets up in outer inoxidizing coating 1, auxiliary assembly 2 includes fixed section of thick bamboo 21, elastic plate 22 and arc 23, fixed mounting has a plurality of symmetric distribution's elastic plate 22 on the outer wall of fixed section of thick bamboo 21, and adjacent two fixed connection's arc 23 is all installed on the top of elastic plate 22, auxiliary assembly 2 is still including placing strip 24 and carbon dioxide strip 25, place on strip 24 is equipped with the outer wall of a plurality of and the fixed section of thick bamboo 21 of annular distribution, and every place and all glue the carbon dioxide strip 25 who glues and glue fixed connection on the inner wall of strip 24.

It should be noted that: because the elastic plate 22 has elasticity, in the using process of the cable, the vibration generated when the cable is extruded and impacted by the outer wall can be smoothly transmitted to the elastic plate 22 through the protective shell and the arc-shaped plate 23, so that the elastic plate 22 can smoothly absorb the vibration;

meanwhile, the elastic plate 22 supports the outer protective layer 1 through the arc-shaped part, so that a certain distance is reserved between the fixed barrel 21 and the outer protective layer 1, when the cable is distorted due to folding force, the distance between the protective layer and the fixed barrel 21 can enable the fixed barrel 21 to be distorted more smoothly, and when the folding force disappears, the elastic plate 22 and the arc-shaped plate 23 can automatically return through self elastic acting force, so that the toughness of the cable is improved, the phenomenon that the cable is damaged due to repeated bending can be reduced, and the service life of the device can be prolonged to a certain extent;

unexpected skin damage appears when the outer inoxidizing coating 1 in this cable catches fire externally, and when the outer wall of carbon dioxide strip 25 was burnt out to outside burning things which may cause a fire disaster, the gaseous outside outflow that then can be smooth in the carbon dioxide strip 25, and then can block the burning things which may cause a fire disaster around the cable skin damage position, and then can improve the fire behavior of this cable to a certain extent.

In the embodiment of the present invention, please refer to fig. 3 and 4, the inner wall of the fixed cylinder 21 is sleeved with a connecting ring 3 for fixed connection, the inner wall of the connecting ring 3 is sleeved with a rubber ring 3a, and a plurality of elastic cylinders 3b distributed annularly are inserted between the rubber ring 3a and the connecting ring 3.

It should be noted that: because the go-between 3 is hard material, the go-between 3 can support rubber ring 3a through elastic tube 3b, consequently when each part inside the cable appears expanding and contracting because of expend with heat and contract with cold, with the part of the connection of rubber ring 3a, then can be smooth extrude elastic tube 3b through rubber ring 3a, can avoid individual adapting unit to appear the phenomenon of separation because of expend with heat and contract with cold, and then can make the connection of each part inside more stable.

In the embodiment of the present invention, please refer to fig. 4 and 5, a first insulating layer 4 is sleeved on the inner wall of the rubber ring 3a, and the inner wall of the first insulating layer 4 is provided with a first single mode fiber 5, the inner wall of the first single mode fiber 5 is provided with a second insulating layer 4a, and the inner wall of the second insulating layer 4a is provided with a second single mode fiber 5a, the inner wall of the second single mode fiber 5a is provided with a third insulating layer 4b, and the inner wall of the third insulating layer 4b is provided with a multimode fiber 6.

It should be noted that: through the setting of each insulating layer, can carry out the separation between adjacent first single mode fiber 5, second single mode fiber 5a and multimode fiber 6, in the use of reducible later stage, signal interference's phenomenon appears between each optic fibre, and then can improve the stability that increases the data transmission of this device to a certain extent.

In the embodiment of the present invention, please refer to fig. 4 and 6, the top side of each arc plate 23 is fixedly connected to the inner wall of the same outer protection layer 1, and the outer wall of the outer protection layer 1 is sleeved with a polyimide protection layer 7.

It should be noted that: through setting up polyimide inoxidizing coating 7 on outer inoxidizing coating 1, polyimide inoxidizing coating 7 accessible self characteristic increases the high temperature resistance of this cable, consequently can improve the safety effect in this device use to a certain extent.

In the embodiment of the present invention, please refer to fig. 2 and fig. 4, the inner wall of each carbon dioxide strip 25 is filled with carbon dioxide, and the outer wall of each carbon dioxide strip 25 is not against the inner wall of the outer protective layer 1.

It should be noted that: because the carbon dioxide strips 25 are not abutted against the inner wall of the outer protective layer 1, when the outer protective layer 1 is extruded, the phenomenon that the carbon dioxide strips 25 are broken due to extrusion can be reduced.

The utility model provides a detection cable's theory of operation as follows:

when the cable is used, the elastic plate 22 can absorb extrusion force to a certain extent when the cable is extruded and bent, meanwhile, the arc-shaped plate 23 can increase the toughness of the cable in the bending process, and the probability of damage of the single-mode optical fiber and the multimode optical fiber 6 in the cable can be reduced, so that the service life of the device can be prolonged to a certain extent;

when the outer protective layer 1 and the polyimide protective layer 7 are damaged and the carbon dioxide insulating layer is burnt by an external fire source, carbon dioxide in the carbon dioxide strips 25 can smoothly flow outwards, so that certain fire extinguishment can be realized, and the fire resistance of the device can be further improved to a certain degree;

when the cable is used in the later period, when the components on the inner wall of the cable expand with heat and contract with cold, the elastic cylinder 3b and the rubber ring 3a can be driven to move simultaneously, and the components inside can be stably connected with the connecting ring 3 through the expansion and contraction of the elastic cylinder 3b and the rubber cylinder, so that the phenomenon that the components inside the cable displace due to the expansion with heat and the contraction with cold can be reduced;

the polyimide protective layer 7 is arranged on the outer wall of the outer protective layer 1, so that the high-temperature resistance of the cable can be improved through the characteristics of polyimide, and the safety effect of the cable in the use process can be improved to a certain extent.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (8)

1. A probe cable, comprising:

an outer protective layer (1);

auxiliary assembly (2), auxiliary assembly (2) set up in outer inoxidizing coating (1), auxiliary assembly (2) are including fixed section of thick bamboo (21), elastic plate (22) and arc (23), fixed mounting has a plurality of symmetric distribution's elastic plate (22) on the outer wall of fixed section of thick bamboo (21), and adjacent two fixed connection's arc (23) are all installed on the top of elastic plate (22).

2. The detection cable according to claim 1, wherein the auxiliary assembly (2) further comprises a placement strip (24) and a carbon dioxide strip (25), the placement strip (24) is provided with a plurality of fixed cylinders (21) which are distributed in an annular shape on the outer wall, and the carbon dioxide strip (25) is fixedly connected to the inner wall of each placement strip (24) in an adhesion manner.

3. The detection cable according to claim 1, wherein the inner wall of the fixed cylinder (21) is sleeved with a fixedly connected connecting ring (3), the inner wall of the connecting ring (3) is sleeved with a rubber ring (3a), and a plurality of annularly distributed elastic cylinders (3b) are inserted between the rubber ring (3a) and the connecting ring (3).

4. A detection cable according to claim 3, wherein the inner wall of the rubber ring (3a) is sheathed with a first insulating layer (4), and the inner wall of the first insulating layer (4) is provided with a first single-mode optical fiber (5).

5. A probe cable according to claim 4, characterized in that the inner wall of the first single-mode fiber (5) is provided with a second insulating layer (4a) and the inner wall of the second insulating layer (4a) is provided with a second single-mode fiber (5 a).

6. A probe cable according to claim 5, characterized in that the inner wall of the second single-mode optical fiber (5a) is provided with a third insulation layer (4b) and the inner wall of the third insulation layer (4b) is provided with a multimode optical fiber (6).

7. The detection cable according to claim 1, wherein the top side of each arc-shaped plate (23) is fixedly connected with the inner wall of the same outer protective layer (1), and the outer wall of the outer protective layer (1) is sleeved with a polyimide protective layer (7).

8. A probe cable according to claim 2, wherein the inner wall of each carbon dioxide strip (25) is filled with carbon dioxide gas and the outer wall of each carbon dioxide strip (25) is not against the inner wall of the outer shield (1).

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