CN214847798U

CN214847798U - Fill electric pile resistance to compression cable

Info

Publication number: CN214847798U
Application number: CN202120339060.1U
Authority: CN
Inventors: 臧远鹏; 周玉芹; 杜光先; 张慧; 刘金云
Original assignee: Qingdao Hongbo Cable Co ltd
Current assignee: Qingdao Hongbo Cable Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-11-23
Anticipated expiration: 2031-02-07

Abstract

The utility model discloses a fill electric pile resistance to compression cable, including insulating protective layer, resistance to compression lug, cross supporting mechanism and cover group, angle such as insulating protective layer outer end is provided with the resistance to compression lug, and insulating protective layer inner wall equidistance has seted up and has adsorbed the recess, cross supporting mechanism is installed to the inside central point of insulating protective layer, and cross supporting mechanism's support end and the laminating of insulating protective layer inner wall to support piece fixed connection is passed through to cross supporting mechanism inboard, the inside packing of insulating protective layer has the fire-retardant layer of flexible glue, and the fire-retardant in situ portion of flexible glue is provided with cover group. This fill electric pile resistance to compression cable is provided with the cover line group of multiple protection, seals up the inside wire through the inside sealing layer of cover line group, and the cavity gasbag of filling can effectively block the spark that the wire burnt when short circuit to outside fire-retardant layer of flexible glue can be fine carry out the secondary isolated to the intensity of a fire, thereby solve the problem that causes the conflagration easily when taking place the short circuit.

Description

Fill electric pile resistance to compression cable

Technical Field

The utility model relates to a fill electric pile cable technical field, specifically be a fill electric pile resistance to compression cable.

Background

The cable comprises many or multiunit wires usually, lay underground or erect the use on the body of rod after being wrapped up by the protective layer, play the effect of transmission signal or electric energy, various electrical apparatus all need stable power supply system in the life just can normal use, and among the stable power supply system, the quality of cable is especially important, along with the development of era, more and more equipment adds electric energy driven "major family", the car is developing from the fuel age to the electric energy age, more and more fill electric pile and be under the construction popularization, however, the future of novel clean energy automobile leaves the stable use that fills electric pile, when the pile is filled in the establishment, the compressive property of cable becomes the key of filling electric pile, although the normal use of cable can be realized to current technique, still have some problems, just for example:

1. in the daily use of the charging pile, vehicles which are frequently used come and come need to be charged, the cables can be rolled by the unavoidable vehicles, the common cables are not supported by the structural design, and then the cables are easily broken or damaged after the vehicles run from the upper end or encounter collision of stones, and the charging pile is mostly a public facility, so that the electric leakage risk caused by cable damage is easily generated, the cables are extremely troublesome to replace, and the working difficulty of later-period maintenance personnel is increased;

2. the general cable does not have the fire prevention function, and when the short circuit was caught fire to the cable emergence, owing to lack the fire-retardant material of oneself, can not block the intensity of a fire the very first time, and lack the mechanism of multiple fire prevention to lead to the cable to cause the conflagration extremely easily when the short circuit, cause the unnecessary loss.

Therefore, the problem that the compression-resistant cable of the charging pile can be well solved is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fill electric pile resistance to compression cable to solve the easy rupture of the compressive structures that lacks that the above-mentioned background art provided and cause the damage and do not have the thermal-insulated structure of fire prevention, cause the problem of conflagration when taking place the short circuit easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fill electric pile resistance to compression cable, includes insulating protective layer, resistance to compression lug, cross supporting mechanism and cover group, the angle such as insulating protective layer outer end is provided with the resistance to compression lug, and insulating protective layer inner wall equidistance has seted up and has adsorbed the recess, the inside central point of insulating protective layer is provided with cross supporting mechanism, and cross supporting mechanism's support end and the laminating of insulating protective layer inner wall to support piece fixed connection is passed through to cross supporting mechanism inboard, the inside packing of insulating protective layer has the fire-retardant layer of flexible glue, and the fire-retardant in situ of flexible glue is provided with cover group.

Preferably, the insulation protection layer and the compression-resistant bumps are both designed to be made of hard rubber materials, and the compression-resistant bumps are designed to be four.

Preferably, reinforcing ribs are arranged inside the cross-shaped supporting mechanism, the cross-shaped supporting mechanism and the supporting piece form an integrated structure, and the cross-shaped supporting mechanism divides the inner space of the insulating protective layer into four parts.

Preferably, the flexible glue flame-retardant layer is designed to be a liquid foaming glue material, and the flexible glue flame-retardant layer is tightly attached to the adsorption groove.

Preferably, the mantle line group includes corrosion-resistant layer, sealing layer, flame retardant coating, cavity gasbag and wire, the inside sealing layer that is provided with of corrosion-resistant layer, and the inside flame retardant coating that is provided with of sealing layer to the inside cavity gasbag that is filled of flame retardant coating, and the inside wire that is provided with of cavity gasbag moreover.

Preferably, the interior of the cavity air bag is filled with flame-retardant filler, and the cavity air bag is tightly attached to the lead.

Compared with the prior art, the beneficial effects of the utility model are that: the charging pile compression-resistant cable;

(1) the insulation protection layer and the compression-resistant bumps made of hard rubber materials are arranged, external pressure can be concentrated on the compression-resistant bumps through gaps between the compression-resistant bumps on the outermost layer and the insulation protection layer, and the cross-shaped supporting mechanism consisting of reinforcing ribs and the supporting piece are supported and matched to well absorb the external pressure, so that the sleeving set is prevented from contacting with external force, the sleeving set in the gap is well protected, the flexible glue flame-retardant layer has resilience and can well dissipate heat, and the problems that the compression-resistant structure is lack, the damage is caused by easy breakage and the fireproof heat insulation structure is absent are solved;

(2) be provided with the cover line group of multiple protection, seal up inside wire through the inside sealing layer of cover line group, and the cavity gasbag of filling can effectively block the spark that the wire was burnt up when short circuit to the fire-retardant layer of outside flexible glue can be fine carries out the secondary isolated to the intensity of a fire, thereby solves the problem that causes the conflagration easily when taking place the short circuit.

Drawings

FIG. 1 is a schematic view of the utility model showing a top-down structure;

FIG. 2 is a schematic view of the three-dimensional structure of the insulating protective layer and the cross-shaped supporting mechanism of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

FIG. 4 is a schematic view of a cross-sectional view of the cover assembly according to the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

In the figure: 1. an insulating protective layer; 2. a compression-resistant bump; 3. adsorbing the groove; 4. a cross support mechanism; 5. a support member; 6. a soft rubber flame-retardant layer; 7. a line sleeving group; 701. a corrosion-resistant layer; 702. a sealing layer; 703. a fire barrier layer; 704. a cavity airbag; 705. and (4) conducting wires.

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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a fill electric pile resistance to compression cable, including insulating protective layer 1, resistance to compression lug 2, adsorb recess 3, cross supporting mechanism 4, support piece 5, the fire-retardant layer of flexible glue 6, cover line group 7, corrosion resistant layer 701, sealing layer 702, flame retardant coating 703, cavity gasbag 704 and wire 705, angles such as insulating protective layer 1 outer end are provided with resistance to

compression lug

2, and 1 inner wall equidistance of insulating protective layer has seted up and has adsorbed

recess

3, 1 inside central point of insulating protective layer is provided with cross supporting mechanism 4, and the support end and the laminating of 1 inner wall of insulating protective layer of cross supporting

mechanism

4, and 4 inboards of cross supporting mechanism pass through support piece 5 fixed connection, 1 inside packing of insulating protective layer has the fire-retardant layer of flexible glue 6, and the fire-retardant layer of flexible glue 6 inside cover line group 7 that is provided with.

Insulating protective layer 1 and resistance to compression lug 2 all design for hard rubber material, and resistance to compression lug 2 design has four, and insulating protective layer 1 through hard rubber material can be fine with resistance to compression lug 2 protects inner structure, and when external pressure, can follow four directions dispersion and absorption to pressure through the resistance to compression lug 2 in four different positions, supports the protection to internal jacket group 7 when improving the whole hardness of cable.

The inside strengthening rib that is provided with of cross supporting mechanism 4, and cross supporting mechanism 4 constitutes integral structure with support piece 5, and cross supporting mechanism 4 divides into the quadruple with 1 inner space of insulating protective layer, divide into the quadruple through cross supporting mechanism 4 with 1 inner space of insulating protective layer and make cable inner space mutual noninterference and carry out the components of a whole that can function independently protection, and constitute integral structure with cross supporting mechanism 4 support piece 5 when promoting the hardness through the inside strengthening rib of cross supporting mechanism 4 and can carry out fine support to whole.

The fire-retardant layer of flexible glue 6 design is liquid foaming glue material, and the fire-retardant layer of flexible glue 6 closely laminates with absorption recess 3, and the fire-retardant layer of flexible glue 6 through the foaming glue material evenly fills the inside, and the fire-retardant layer of flexible glue 6 has certain softness buffer performance and fire resistance, can increase area of contact through the fire-retardant layer of flexible glue 6 closely laminates with absorption recess 3 to wholly carry out the resistance to compression buffering to the cable.

The group of lines 7 comprises a corrosion-resistant layer 701, a sealing layer 702, a fire-proof layer 703, a cavity airbag 704 and a lead 705, wherein the sealing layer 702 is arranged inside the corrosion-resistant layer 701, the fire-proof layer 703 is arranged inside the sealing layer 702, the cavity airbag 704 is filled inside the fire-proof layer 703, the lead 705 is arranged inside the cavity airbag 704, the lead 705 on the innermost layer can be protected layer by layer through the corrosion-resistant layer 701, the sealing layer 702, the fire-proof layer 703 and the cavity airbag 704, and the inner end lead 705 can be well protected under the condition that the outer layer is damaged.

The cavity gasbag 704 is inside to be fire-retardant filler, and cavity gasbag 704 closely laminates with wire 705, closely laminates through cavity gasbag 704 and wire 705 and can avoid oxygen to get into, and can block the wire 705 that takes place the short circuit condition the very first time through inside cavity gasbag 704 for fire-retardant filler, effectively avoids the emergence of fire hazard.

The working principle is as follows: when the charging pile compression-resistant cable is used, firstly, the whole cable is well butted with the charging pile, then according to the graph shown in figure 1-2, when rolling and colliding of an automobile are encountered, the insulation protection layer 1 made of hard rubber material is combined with the compression-resistant lug 2 to well protect the internal structure, and the external pressure can be uniformly and equally absorbed and dispersed through the design of four different directions of the compression-resistant lug 2, because the cross-shaped supporting mechanism 4 and the supporting piece 5 are designed in the insulation protection layer 1, further, when the insulation protection layer 1 and the compression-resistant lug 2 disperse the pressure in the first step, because the reinforcing ribs in the cross-shaped supporting mechanism 4 form an integrated structure for integrally improving the hardness resistance and the supporting piece 5 of the cross-shaped supporting mechanism 4, the cable can be well supported, and the insulation protection layer 1 and the compression-resistant lug 2 are prevented from being extruded to generate deformation, the adsorption grooves 3 formed in the inner wall of the insulating protection layer 1 at equal intervals are tightly attached to the soft rubber flame-retardant layer 6, so that the contact area can be enlarged, the soft resilience of the soft rubber flame-retardant layer 6 is utilized to perform secondary buffering on the whole cable subjected to pressure, the integrity of the inner loop group 7 is protected, and the corrosion-resistant layer 701, the sealing layer 702, the flame-retardant layer 703 and the cavity airbag 704 are arranged in the loop group 7, the loop group 7 is separately placed by the cross supporting mechanism 4, so that the innermost layer of the wires 705 can be protected layer by layer, and even if the external protection mechanism is damaged due to overlarge pressure, the internally dispersed loop groups 7 can also respectively keep the integrity of the wires 705 by dispersing and utilizing a split structure;

when the internal wire 705 is short-circuited, as shown in fig. 1-5, the cross support mechanism 4 separately places the internal sleeve wire group 7, so that the short circuit does not affect other sleeve wire groups 7 in the first time, and the wire 705 is tightly attached to the cavity airbag 704, so that external oxygen can be prevented from entering internal combustion, and the flame retardant filler in the cavity airbag 704 can achieve the first-step flame retardant effect on the wire 705, and the flexible glue flame retardant layer 6 is filled outside the sleeve wire group 7 in an attaching manner, so that the double flame retardant effect on the wire 705 can be achieved, and the short-circuited wire 705 is prevented from interfering with the intact sleeve wire group 7, thereby solving the problem that a fire is easily caused when the short circuit occurs, and finishing all the work.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a fill electric pile resistance to compression cable, includes insulating protective layer (1), resistance to compression lug (2), cross supporting mechanism (4) and cover line group (7), its characterized in that: the utility model discloses a fire-retardant layer of flexible glue, including insulating protective layer (1), insulating protective layer (1) outer end is waiting the angle to be provided with resistance to compression lug (2), and insulating protective layer (1) inner wall equidistance has seted up and has adsorbed recess (3), insulating protective layer (1) inside center end is provided with cross supporting mechanism (4), and the support end and the laminating of insulating protective layer (1) inner wall of cross supporting mechanism (4) to cross supporting mechanism (4) inboard is through support piece (5) fixed connection, insulating protective layer (1) inside packing has the fire-retardant layer of flexible glue (6), and the fire-retardant layer of flexible glue (6) inside is provided with set group (7).

2. The charging pile compression-resistant cable according to claim 1, characterized in that: the insulation protection layer (1) and the compression-resistant bumps (2) are both designed to be made of hard rubber materials, and four compression-resistant bumps (2) are designed.

3. The charging pile compression-resistant cable according to claim 1, characterized in that: reinforcing ribs are arranged inside the cross supporting mechanism (4), the cross supporting mechanism (4) and the supporting piece (5) form an integrated structure, and the cross supporting mechanism (4) divides the inner space of the insulating protective layer (1) into four parts.

4. The charging pile compression-resistant cable according to claim 1, characterized in that: the soft rubber flame-retardant layer (6) is designed to be made of liquid foaming rubber, and the soft rubber flame-retardant layer (6) is tightly attached to the adsorption groove (3).

5. The charging pile compression-resistant cable according to claim 1, characterized in that: the wire sleeve group (7) comprises a corrosion-resistant layer (701), a sealing layer (702), a fireproof layer (703), a cavity air bag (704) and a lead (705), wherein the sealing layer (702) is arranged inside the corrosion-resistant layer (701), the fireproof layer (703) is arranged inside the sealing layer (702), the cavity air bag (704) is filled inside the fireproof layer (703), and the lead (705) is arranged inside the cavity air bag (704).

6. The charging pile compression-resistant cable according to claim 5, wherein: the interior of the cavity air bag (704) is filled with flame-retardant filler, and the cavity air bag (704) is tightly attached to the lead (705).