CN219267364U

CN219267364U - Wire harness with flame retardant function

Info

Publication number: CN219267364U
Application number: CN202122197060.5U
Authority: CN
Inventors: 申尚澈; 张雪家; 韩松山; 魏华
Original assignee: Changzhou Qingfu Electromechanical Co ltd
Current assignee: Changzhou Qingfu Electromechanical Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2023-06-27
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a wire harness with a flame-retardant function, which comprises: a main connecting wire; the main connecting wire is provided with a fireproof flame-retardant wire harness structure; wherein, fire prevention fire-retardant pencil structure contains: a pair of wire harness sheets, a plurality of auxiliary connecting wires, a wire harness net, a thin aluminum net, a flame retardant part, a wire harness outer skin, a first wire harness connector and a second wire harness connector; the utility model relates to the technical field of connecting wire harnesses, and the scheme has the beneficial effects that: the wire harness has the advantages that the wire harness is simple in structure, when the current is high in load, the temperature of wires is increased due to the transmission problem, when the temperature is kept high for a long time, the wire harness outer skin on the outer wall surface can be deformed or even ignited, the burning phenomenon occurs, and the personnel and property loss is caused.

Description

Wire harness with flame retardant function

Technical Field

The utility model relates to the technical field of connecting wire harnesses, in particular to a wire harness with a flame-retardant function.

Background

The engineering truck is a main body force of a building engineering, the progress of the building engineering is multiplied due to the fact that the engineering truck appears, manpower is greatly reduced, the engineering truck is used for carrying, excavating, repairing, even fighting and the like of the engineering, the wire harness provides service equipment for a certain load source group, such as a relay circuit, a switching device, a control system and the like, the wire harness is connected to the engineering truck and is important load connection equipment, the current is born when the engineering truck is used, the existing wire harness is simple in structure, when the current is loaded to be high, the temperature of wires is increased due to the transmission problem, and when the temperature is kept to be high for a long time, the wire harness skin on the outer wall surface is deformed, even ignites, the phenomenon of burning occurs, and personnel property loss is caused.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the wire harness with the flame-retardant function, and solves the problems that the existing wire harness is simple in structure, the temperature of wires is increased due to the transmission problem when the current is high, the outer wall surface of the wire harness is deformed or even ignited when the temperature is high for a long time, and the burning phenomenon occurs, so that the personnel and property loss is caused.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: wire harness with flame retardant function, comprising: the main connecting wire is provided with a fireproof flame-retardant wire harness structure;

wherein, fire prevention fire-retardant pencil structure contains: a pair of wire harness sheets, a plurality of auxiliary connecting wires, a wire harness net, a thin aluminum net, a flame retardant part, a wire harness outer skin, a first wire harness connector and a second wire harness connector;

the main connecting wire is installed in a penetrating mode at the middle position of the pair of wire binding sheets, the plurality of auxiliary connecting wires are embedded and fixed on the pair of wire binding sheets, the wire binding net is installed on the outer wall surfaces of the plurality of auxiliary connecting wires in a winding mode, the aluminum net is wrapped and wound at the outer side position of the wire binding net, the flame retardant part is installed on the outer wall surfaces of the aluminum net in a winding mode, the wire binding outer skin is wrapped at the outer side of the flame retardant part, the first wire binding connector is installed at the left end positions of the main connecting wire and the plurality of auxiliary connecting wires in a connecting mode, and the second wire binding connector is installed at the right end positions of the main connecting wire and the plurality of auxiliary connecting wires in a connecting mode.

Preferably, the flame retardant part comprises: asbestos net, PVC protective film and flame-retardant cotton layer;

the asbestos net wraps the outer wall surface of the thin aluminum net, the PVC protective film wraps the outer wall surface of the asbestos net, the flame-retardant cotton layer wraps the outer portion of the PVC protective film, and the flame-retardant cotton layer is located in the middle of the PVC protective film and the wire harness outer skin.

Preferably, the wire harness sheet is provided with a fixing groove for installing the main connecting wire and a plurality of auxiliary connecting wires.

Preferably, the first harness connector and the second harness connector are provided with a clamping rod for connecting and fixing.

Preferably, the first harness connector and the second harness connector are provided with annular notches convenient to connect and install.

Preferably, the connection parts of the first harness connector and the second harness connector and the main connecting wire are provided with protective rubber sleeves for preventing bending damage.

Advantageous effects

The utility model provides a wire harness with a flame retardant function, which has the following beneficial effects: the scheme uses a fireproof flame-retardant wire harness structure, and the wire harness is subjected to flame-retardant protection by adding the fireproof flame-retardant structure on the connecting wire harness, so that the phenomenon that the connecting wire harness burns due to high load is effectively prevented, the problems that the existing wire harness is simple in structure, the wire temperature is increased due to the transmission problem when the load is high, the wire harness outer skin on the outer wall surface deforms and even ignites when the high temperature is kept for a long time, and the personnel and property loss is caused are solved.

Drawings

Fig. 1 is a schematic view of a partially cut-away front view of a wire harness with flame retardant function according to the present utility model.

Fig. 2 is a schematic diagram showing a cross-sectional side view structure of a wire harness with flame retardant function according to the present utility model.

Fig. 3 is a schematic view of a partially enlarged structure in front view in section of a wire harness with flame retardant function according to the present utility model.

In the figure: 1-a main connecting line; 2-wire-binding sheets; 3-auxiliary connecting lines; 4-wire-binding net; 5-a thin aluminum net; 6-wire harness outer skin; 7-a first harness connector; 8-a second harness connector; 9-asbestos mesh; 10-PVC protective film; 11-a flame retardant cotton layer; 12-clamping rods; 13-an annular slot; 14-protecting the rubber sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: a wire harness having a flame retardant function;

the main components of the scheme are as follows: a main connecting wire 1, wherein a fireproof flame-retardant wire harness structure is arranged on the main connecting wire 1;

in a specific implementation process, the fireproof flame-retardant wire harness structure comprises: a pair of wire harness sheets 2, a plurality of auxiliary connecting wires 3, a wire harness net 4, a thin aluminum net 5, a flame retardant part, a wire harness outer skin 6, a first wire harness connector 7 and a second wire harness connector 8;

the main connecting wire 1 runs through and installs a pair of beam line piece 2 intermediate position, a plurality of vice connecting wire 3 inlay dress is fixed on a pair of beam line piece 2, beam line net 4 winding is installed on the outer wall surface of a plurality of vice connecting wires 3, the winding of aluminium foil 5 parcel is in beam line net 4 outside position, fire-retardant portion winding is installed on aluminium foil 5 outer wall surface, wire harness crust 6 parcel is outside fire-retardant portion, first wire harness connector 7 is connected and is installed in main connecting wire 1 and a plurality of vice connecting wire 3 left end positions, second wire harness connector 8 is connected and is installed in main connecting wire 1 and a plurality of vice connecting wire 3 right-hand member positions.

When the fireproof and flame-retardant wire harness structure is used, the main connecting wire 1 and the plurality of auxiliary connecting wires 3 are embedded and fixed on the wire harness sheet 2, the main connecting wire 1 and the plurality of auxiliary connecting wires 3 are wrapped and wound through the wire harness network 4 to be fixed, the thin aluminum net 5 is used for winding and fixing stability, the asbestos net 9 with flame-retardant function is wound on the outer wall surface of the thin aluminum net 5 to protect wires to be flame-retardant, the PVC protective film 10 is wrapped and wound to be fixed, the flame-retardant cotton layer 11 is wrapped on the outer wall surface to further increase fireproof and flame-retardant performance, finally the wire harness outer skin 6 is wrapped outside, the first wire harness connector 7 and the second wire harness connector 8 are connected to two ends of a wire harness, and the connecting part is protected through the protective rubber sleeve 14 to achieve the aim of fireproof and flame retardance.

In a specific implementation process, the flame retardant part further comprises: a asbestos mesh 9, a PVC protective film 10 and a flame-retardant cotton layer 11;

the asbestos net 9 is wrapped and wound on the outer wall surface of the thin aluminum net 5, the PVC protective film 10 is wrapped on the outer wall surface of the asbestos net 9, the flame-retardant cotton layer 11 is wrapped outside the PVC protective film, and the flame-retardant cotton layer 11 is located in the middle of the PVC protective film 10 and the wire harness outer skin 6.

In the specific implementation process, further, the wire harness sheet 2 is provided with a fixing groove for installing the main connecting wire 1 and the plurality of auxiliary connecting wires 3.

In a specific implementation process, further, the first harness connector 7 and the second harness connector 8 are installed on a clamping rod 12 for connection and fixation.

In a specific implementation process, further, the first harness connector 7 and the second harness connector 8 are provided with annular notches 13 which are convenient to connect and install.

In the specific implementation process, further, a protection rubber sleeve 14 for preventing bending damage is installed at the connection part of the first harness connector 7 and the second harness connector 8 and the main connecting wire 1.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The statement "comprising an element defined by … … does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Wire harness with flame retardant function, comprising: the main connecting wire (1) is characterized in that a fireproof flame-retardant wire harness structure is arranged on the main connecting wire (1);

wherein, fire prevention fire-retardant pencil structure contains: a pair of wire harness sheets (2), a plurality of auxiliary connecting wires (3), a wire harness net (4), a thin aluminum net (5), a flame retardant part, a wire harness outer skin (6), a first wire harness connector (7) and a second wire harness connector (8);

the main connecting wire (1) is installed in a penetrating mode at the middle position of the pair of wire binding sheets (2), the plurality of auxiliary connecting wires (3) are embedded and fixed on the pair of wire binding sheets (2), the wire binding net (4) is installed on the outer wall surface of the plurality of auxiliary connecting wires (3) in a winding mode, the aluminum foil (5) is wound on the outer side of the wire binding net (4), the flame retardant part is installed on the outer wall surface of the aluminum foil (5) in a winding mode, the wire binding outer skin (6) is wound on the outer side of the flame retardant part, the first wire binding connector (7) is installed at the left end positions of the main connecting wire (1) and the plurality of auxiliary connecting wires (3) in a connecting mode, and the second wire binding connector (8) is installed at the right end positions of the main connecting wire (1) and the plurality of auxiliary connecting wires (3) in a connecting mode.

2. The wire harness with a flame retardant function according to claim 1, wherein the flame retardant portion comprises: an asbestos net (9), a PVC protective film (10) and a flame-retardant cotton layer (11);

the asbestos net (9) is wrapped and wound on the outer wall surface of the thin aluminum net (5), the PVC protective film (10) is wrapped on the outer wall surface of the asbestos net (9), the flame-retardant cotton layer (11) is wrapped outside the PVC protective film, and the flame-retardant cotton layer (11) is located in the middle of the PVC protective film (10) and the wire harness outer skin (6).

3. The wire harness with the flame retardant function according to claim 1, wherein the wire harness sheet (2) is provided with a fixing groove for installing a main connecting wire (1) and a plurality of auxiliary connecting wires (3).

4. The wire harness with the flame retardant function according to claim 1, wherein the first wire harness connector (7) and the second wire harness connector (8) are provided with a clamping rod (12) for connection and fixation.

5. The wire harness with the flame retardant function according to claim 1, wherein the first wire harness connector (7) and the second wire harness connector (8) are provided with annular notches (13) which are convenient for connection and installation.

6. The wire harness with the flame retardant function according to claim 1, wherein a protective rubber sleeve (14) for preventing bending damage is arranged at the joint of the first wire harness connector (7) and the second wire harness connector (8) and the main connecting wire (1).