CN217767897U

CN217767897U - Mobile flexible bending-resistant cable

Info

Publication number: CN217767897U
Application number: CN202221260407.4U
Authority: CN
Inventors: 梅雪然
Original assignee: Yunnan Longyuan Cable Co ltd
Current assignee: Yunnan Longyuan Cable Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-11-08
Anticipated expiration: 2032-05-24

Abstract

The utility model discloses a remove soft resistant cable of buckling relates to cable technical field, including outer protective sheath, the inboard of outer protective sheath is provided with the inner protective layer, the inboard of inner protective layer is connected with two first wires and second wire, the inboard of inner protective layer and the periphery that is located first wire and second wire are connected with a plurality of third wires, this cable passes through the cooperation between a plurality of protection pieces of inner protective layer surface and the connecting band that is connected between a plurality of protection pieces, can strengthen inner protective layer and first wire, toughness and intensity of connection between second wire and the third wire, strengthen the guard action to the wire, the buffer spring who deuterogamies to connect in a plurality of protection piece surfaces can strengthen the absorption of inner protective layer to external force, it is fixed that convenient buckle when the cable is fixed, and its texture is lighter, can not increase cable self weight, make things convenient for cable laying connection construction, facilitate for the construction, reduce the loss of constructor's manpower.

Description

Mobile flexible bending-resistant cable

Technical Field

The utility model relates to the technical field of cables, specifically be a remove soft resistant cable of buckling.

Background

Through retrieval, the Chinese patent discloses a mobile flexible bending-resistant cable (publication number CN 215007570U), which comprises a cable core, wherein a non-woven fabric belting layer is wound outside the cable core, and a flame-retardant high-tear-resistance silicon rubber sheath layer is wound outside the non-woven fabric belting layer; the cable core comprises two wire cores and two second conductors, and the two first wire cores are respectively positioned between the two second wire cores and the non-woven fabric belting layer; reinforced non-woven fabric belting layers are wrapped outside the two wire cores, tinned copper wire shielding layers are wrapped outside the reinforced non-woven fabric belting layers, and first flame-retardant high-tear-resistance silicon rubber insulating layers are wrapped outside the two second conductors; the utility model relates to a remove soft resistant cable of buckling has high low temperature resistant, tear-resistant, ageing-resistant, fire-retardant, performances such as soft, has excellent electrical property and good resistant performance of buckling simultaneously, is fit for special environment uses such as wiring space is limited, require soft, fire-retardant, resistant high low temperature.

In above-mentioned patent and prior art, the resistant performance of buckling of only through fire-retardant high resistance to tearing silicon rubber insulating layer and increase cable, along with the increase of the length of cable, and the difference of the installation fixed mode of cable, lead to the toughness of cable not enough, the outer protective layer and the internal connection wire fragile of cable to make the connection interrupt.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a remove soft resistant cable of buckling has solved the not enough problem that leads to the easy book of cable to decrease of cable toughness.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a movable flexible bending-resistant cable comprises an outer protective sleeve, wherein an inner protective layer is arranged on the inner side of the outer protective sleeve, two first wires and two second wires are connected to the inner side of the inner protective layer, and a plurality of third wires are connected to the inner side of the inner protective layer and located at the peripheries of the first wires and the second wires;

the inner protection layer includes the filling layer, the surface of filling layer is the annular and is connected with a plurality of protection pieces, and is a plurality of all be connected with the connecting band between the protection piece, every the surface of protection piece all is connected with two buffer spring.

As a further technical scheme of the utility model, the both ends of outer protective sheath all are connected with the connector, the inside wall of outer protective sheath all is connected with the buffer block with the department that corresponds of a plurality of connecting bands, the inside wall of outer protective sheath all is connected with first notch, every with the department that corresponds of a plurality of connecting bands between the first notch and all be provided with the dashpot with the department that corresponds of a plurality of protection blocks.

As the utility model discloses further technical scheme, the surface parcel of second wire has the enhancement protective sheath, the isolation cover has all been wrapped up to the surface of first wire and enhancement protective sheath, the filling layer is thermal-insulated non-hygroscopic material, the isolation cover is the polypropylene ethylene material, it is a plurality of for the galvanized steel strip material to strengthen the protective sheath all be provided with the second notch between protection piece and the connecting band, just the connecting band is the elasticity non-woven fabrics material.

As the utility model discloses further technical scheme is a plurality of between the buffer block and all be provided with first notch with the department that corresponds of second notch, outer protective sheath is the flexible rubber material of high strength, the buffer block is the cotton material of antistatic bubble, just the internal diameter size homogeneous phase of first notch and second notch.

As a further technical scheme of the utility model, it is a plurality of buffer spring's bottom all is connected with the surface of protection piece, the top of protection piece is connected in the inside wall of dashpot, both ends the connecting band all is connected with the inside wall of connector, and is a plurality of the inside wall of protection piece all laminates with the surface of filling layer mutually.

As a further technical scheme of the utility model, be provided with between the inside wall of buffer block and the surface of connecting band and adjust the seam, and be a plurality of the protection piece all is located the inboard of dashpot.

Advantageous effects

The utility model provides a remove soft resistant cable of buckling. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a remove soft resistant cable of buckling, cooperation between the connecting band that is connected between a plurality of protection pieces and a plurality of protection pieces through the inner protective layer surface, inner protective layer and first wire can be strengthened, connection toughness and intensity between second wire and the third wire, strengthen the guard action to the wire, deuterogamy connects can strengthen the inner protective layer to the absorption of external force in the buffer spring of a plurality of protection piece surfaces, it is fixed to buckle when the cable is fixed conveniently, make the inner protective layer can strengthen the barrier propterty.

2. The utility model provides a remove soft resistant cable of buckling, through the cooperation between a plurality of buffer blocks of outer protective layer inside wall and the connector, when the outer protective sheath received the external force extrusion, external force can be dispersed by a plurality of buffer blocks and alleviated, and its texture is lighter, can not increase the weight of cable self, makes things convenient for the cable to lay and connects the construction, facilitates for the construction, reduces the loss of constructor's manpower.

Drawings

FIG. 1 is a schematic view of a mobile flexible bend-resistant cable;

FIG. 2 is a front view of a mobile flexible bend-resistant cable;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2 ofbase:Sub>A mobile flexible bend-resistant cable;

FIG. 4 is an exploded view of the inner protective layer of a mobile flexible bend-resistant cable;

fig. 5 is a cross-sectional view of an outer protective sheath for a traveling flexible bend-resistant cable.

In the figure: 1. an outer protective sheath; 11. a connector; 12. a buffer block; 13. a buffer tank; 14. a first notch; 2. an inner protective layer; 21. a filling layer; 22. a protection block; 23. a connecting belt; 24. a second notch; 25. a buffer spring; 26. an isolation sleeve; 27. reinforcing the protective sleeve; 3. a first conductive line; 4. a second conductive line; 5. and a third conductive line.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a mobile flexible bending-resistant cable technical solution: the utility model provides a remove soft resistant cable of buckling, including outer protective sheath 1, the inboard of outer protective sheath 1 is provided with inner protective layer 2, inner protective layer 2's inboard is connected with two first wires 3 and second wire 4, inner protective layer 2's inboard and the periphery that is located first wire 3 and second wire 4 are connected with a plurality of third wires 5, inner protective layer 2 includes filling layer 21, the surface of filling layer 21 is the annular and is connected with a plurality of protecting blocks 22, all be connected with connecting band 23 between a plurality of protecting blocks 22, every protecting block 22's surface all is connected with two buffer spring 25.

Both ends of outer protective sheath 1 all are connected with connector 11, the inside wall of outer protective sheath 1 all is connected with buffer block 12 with the department that corresponds of a plurality of connecting bands 23, the inside wall of outer protective sheath 1 all is connected with first notch 14 with the department that corresponds of a plurality of connecting bands 23, between every first notch 14 and all be provided with dashpot 13 with the department that corresponds of a plurality of protection blocks 22, all be provided with first notch 14 between a plurality of dashpots 12 and with the department that corresponds of second notch 24, outer protective sheath 1 is the flexible rubber material of high strength, buffer block 12 is the cotton material of antistatic foam, and the internal diameter size of first notch 14 and second notch 24 is all the same, be provided with the regulation seam between the inside wall of buffer block 12 and the surface of connecting band 23, and a plurality of protection blocks 22 all are located the inboard of dashpot 13, the buckling of outer protective sheath 1 can be convenient for through first notch 14 between a plurality of buffer blocks 12 and buffer block 12, and increase the toughness of outer protective sheath 1, prevent that outer protective sheath 1 from collapsing and damaging.

The surface parcel of second wire 4 has strengthened protective sheath 27, the surface of first wire 3 and strengthened protective sheath 27 has all wrapped up isolation sleeve 26, filling layer 21 is thermal-insulated non-hygroscopicity material, isolation sleeve 26 is the polypropylene ethylene material, it is the galvanized steel strip material to strengthen protective sheath 27, all be provided with second notch 24 between a plurality of protection piece 22 and the connecting band 23, and connecting band 23 is the elastic non-woven fabrics material, the bottom of a plurality of buffer spring 25 all is connected with protection piece 22's surface, protection piece 22's top is connected in the inside wall of dashpot 13, the connecting band 23 at both ends all is connected with the inside wall of connector 11, and the inside wall of a plurality of protection piece 22 all laminates with filling layer 21's surface mutually, cooperation between first wire 3 and the second wire 4, can strengthen the connection of cable, and isolation sleeve 26 and strengthen protective sheath 27 can strengthen the interference of external signal, and a plurality of third wires 5 that are located filling layer 21 can strengthen the connection, prevent the damage of internal protection layer 2.

The utility model discloses a theory of operation: when the cable is used, when the outer protective sleeve 1 is extruded by external force, the outer protective sleeve 1 is extruded towards the inner protective layer 2 along the buffer block 12 under the force, so that the compression on the inner protective layer 2 is reduced, the buffer spring 25 connected between the outer surface of the protection block 22 and the inner side wall of the outer protective sleeve 1 is matched, and meanwhile, the protection performance of the first lead 3, the second lead 4 and the third lead 5 in the inner protective layer 2 is enhanced, so that the cable is more convenient to construct, and the service life of the cable is prolonged;

when the cable is constructed, when the cable is bent along with bending, the connecting belt 23 connected between the protection blocks 22 is stretched along with the bending direction, so that the toughness of the cable is improved, the cable is prevented from being damaged by bending force when being bent, and the construction of the cable is facilitated.

Claims

1. A movable flexible bending-resistant cable comprises an outer protective sleeve (1) and is characterized in that an inner protective layer (2) is arranged on the inner side of the outer protective sleeve (1), two first wires (3) and two second wires (4) are connected to the inner side of the inner protective layer (2), and a plurality of third wires (5) are connected to the inner side of the inner protective layer (2) and located at the peripheries of the first wires (3) and the second wires (4);

interior protective layer (2) are including filling layer (21), the surface of filling layer (21) is the annular and is connected with a plurality of protection pieces (22), and is a plurality of all be connected with connecting band (23), every between protection piece (22 the surface of protection piece (22) all is connected with two buffer spring (25).

2. The mobile flexible bending-resistant cable according to claim 1, wherein two ends of the outer protective sleeve (1) are connected with connectors (11), the inner side wall of the outer protective sleeve (1) is connected with buffer blocks (12) at positions corresponding to the plurality of connecting bands (23), the inner side wall of the outer protective sleeve (1) is connected with first notches (14) at positions corresponding to the plurality of connecting bands (23), and buffer grooves (13) are arranged between each first notch (14) and at positions corresponding to the plurality of protection blocks (22).

3. The mobile flexible bending-resistant cable according to claim 1, wherein the outer surface of the second wire (4) is wrapped with a reinforcing protective sleeve (27), the outer surfaces of the first wire (3) and the reinforcing protective sleeve (27) are wrapped with isolating sleeves (26), the filling layer (21) is made of a heat-insulating and non-moisture-absorbing material, the isolating sleeves (26) are made of a polypropylene material, the reinforcing protective sleeve (27) is made of a galvanized steel strip, a plurality of second notches (24) are formed between the protective blocks (22) and the connecting band (23), and the connecting band (23) is made of an elastic non-woven fabric.

4. The mobile flexible bending-resistant cable according to claim 2, wherein a first notch (14) is formed between the plurality of buffer blocks (12) and corresponding to the second notch (24), the outer protective sleeve (1) is made of high-strength flexible rubber, the buffer blocks (12) are made of anti-static foam, and the inner diameter of the first notch (14) is the same as that of the second notch (24).

5. The mobile flexible bending-resistant cable according to claim 2, wherein the bottom ends of the plurality of buffer springs (25) are connected with the outer surface of the protection block (22), the top end of the protection block (22) is connected with the inner side wall of the buffer groove (13), the connecting bands (23) at the two ends are connected with the inner side wall of the connector (11), and the inner side walls of the plurality of protection blocks (22) are attached to the outer surface of the filling layer (21).

6. A mobile flexible bending-resistant cable according to claim 2, wherein an adjusting slit is provided between the inner side wall of the buffer block (12) and the outer surface of the connecting band (23), and the plurality of protection blocks (22) are all located inside the buffer groove (13).