CN217822136U - Flame-retardant wear-resistant wire harness - Google Patents

Abstract

The utility model discloses a fire-retardant wear-resisting type pencil, including the pencil body, the pencil body includes wearing layer and connector, the inboard of wearing layer is provided with fire-retardant layer, the inboard on fire-retardant layer is provided with the parcel layer, the inside on parcel layer is provided with a plurality of electric wire, be provided with the filling layer between electric wire and the parcel layer. This fire-retardant wear-resisting type pencil, the utility model discloses a pencil body, the electric wire, the filling layer, the parcel layer, the wearing layer, wear-resisting protruding and fire-retardant layer's cooperation is used, this pencil is at the in-process that uses, through wear-resisting bellied setting, at the in-process of dragging with other object frictions to the pencil, at first with the contact of object be wear-resisting protruding, can effectively protect the pencil cortex, avoid the pencil cortex to receive the friction for a long time and break, effectively protect the inside electric wire of pencil, setting through the wearing layer, under the too much condition of local wear-resisting protruding wearing and tearing, the wearing layer still can guarantee the wearability of pencil body.

Description

Flame-retardant wear-resistant wire harness

Technical Field

The utility model relates to a pencil specifically is a fire-retardant wear-resisting type pencil.

Background

The wiring harness provides a totality of service equipment, such as trunk lines, switching devices, control systems, and the like, for a certain set of load sources. The basic research content of the traffic theory is to research the relationship among traffic volume, call loss and wiring harness capacity, so that the wiring harness is an important basic concept in the traffic theory, and the wiring harness is that wires with different specifications and different colors are combined into a whole through reasonable arrangement, and the wires are bundled into a bundle by using an insulating material.

However, according to the conventional flame-retardant wear-resistant wire harness on the market, the outer surface of the conventional wire harness is wrapped by only one layer of rubber sleeve, so that the outer skin layer of the wire harness is easily worn and even broken after long-time use, and therefore, the danger such as short circuit is easily caused, and unnecessary economic loss is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-retardant wear-resisting type pencil to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fire-retardant wear-resisting type pencil, includes the pencil body, the pencil body includes wearing layer and connector, the inboard of wearing layer is provided with fire-retardant layer, the inboard on fire-retardant layer is provided with the parcel layer, the inside on parcel layer is provided with a plurality of electric wire, be provided with the filling layer between electric wire and the parcel layer, the surface bonding of wearing layer has the wear-resisting arch of a plurality of.

As a further aspect of the present invention: the utility model discloses a wire harness connector, including the connector, fixed cover on the outer wall of connector has connect annular connecting piece, fixed cover has connect annular mounting on the outer wall of pencil body, the draw-hole of symmetric distribution is seted up to one side on the annular connecting piece outer wall, the spacing groove has been seted up on the inner wall of draw-hole, the inside fixed mounting of spacing groove has the gag lever post, the cover is equipped with the stopper on the outer wall of gag lever post, it has cup jointed the spring to lie in stopper top upside on the outer wall of gag lever post, one side fixed mounting of stopper has the slide bar, set up on the inner wall of annular connecting piece with the corresponding standing groove of draw-hole position, quantity, two the equal fixed mounting in opposite end of slide bar has the handle, two the equal fixed mounting in looks remote site of slide bar has the locating piece with the standing groove looks adaptation, set up the fixed slot of symmetric distribution on the outer wall of annular mounting.

As a further aspect of the present invention: the limiting block is provided with a sliding hole matched with the limiting rod, and the limiting block is connected with the limiting rod in a sliding mode through the sliding hole formed in the limiting block.

As a further aspect of the present invention: the shape of locating piece is the arc, and locating piece and fixed slot and standing groove homogeneous phase adaptation.

As a further aspect of the present invention: the wear-resistant layer and the wear-resistant protrusions are made of rubber.

As a further aspect of the present invention: the flame-retardant layer is coated on the outer surface of the flame-retardant layer through flame-retardant paint.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a pencil body, the electric wire, the filling layer, the parcel layer, the wearing layer, wear-resisting protruding and flame retardant coating's cooperation is used, this pencil is at the in-process that uses, through wear-resisting bellied setting, at the in-process of dragging with other object frictions to the pencil, at first with the contact of object be wear-resisting protruding, can effectively protect pencil cortex, avoid pencil cortex to receive the friction for a long time and break, effectively protect the inside electric wire of pencil, setting through the wearing layer, under the too much condition of local wear-resisting protruding wearing and tearing, the wearability of pencil body still can be guaranteed to the wearing layer, consequently, through wearing layer and wear-resisting bellied setting, two-layer wear-resisting material is provided for the pencil body, wear resistance is better, setting through flame retardant coating, under the effect of flame retardant coating layer surface, the flame retardant efficiency of pencil body has been improved, make the practicality reinforcing of pencil body.

2. The utility model discloses an annular mounting, the annular connecting piece, the connector, the locating piece, the fixed slot, the stopper, a spring, the spacing groove, the gag lever post, the slide bar, the handle, the cooperation of sliding hole and standing groove is used, make to produce a fixed spacing relation between connector and the annular mounting, make the connection position structure nature of pencil body and connector stronger, when carrying out the dismouting to the connector, can not influence the junction of pencil body and connector, difficult fracture durable, the connector passes through the connection structure simple between annular connecting piece and the annular mounting simultaneously, and convenient for operation, the practicality is high.

Drawings

FIG. 1 is a schematic view of a flame-retardant, wear-resistant wire harness;

FIG. 2 is a schematic view of a connection structure between a harness body and a connector in a flame-retardant and wear-resistant wire harness;

FIG. 3 is a schematic structural diagram of a positioning block in a flame-retardant and wear-resistant wire harness;

fig. 4 is an enlarged view of a portion a of fig. 1 of a flame-retardant and wear-resistant wire harness.

In the figure: the wire harness comprises a wire harness body 1, an electric wire 2, a filling layer 3, a wrapping layer 4, a wear-resistant layer 5, a wear-resistant bulge 6, a flame-retardant layer 7, an annular fixing piece 8, an annular connecting piece 9, a connector 10, a positioning block 11, a fixing groove 12, a limiting block 13, a spring 14, a limiting groove 15, a limiting rod 16, a sliding rod 17, a handle 18, a sliding hole 19 and a placing groove 20.

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.

Please refer to fig. 1-4, in an embodiment of the present invention, a flame-retardant wear-resistant wire harness, including wire harness body 1, wire harness body 1 includes wearing layer 5 and connector 10, and the inboard of wearing layer 5 is provided with fire-retardant layer 7, and the inboard of fire-retardant layer 7 is provided with parcel layer 4, and the inside of parcel layer 4 is provided with a plurality of electric wire 2, is provided with filling layer 3 between electric wire 2 and parcel layer 4, and the surface of wearing layer 5 bonds and has a plurality of wear-resistant protrusion 6.

Referring to fig. 2 to 4, in the application, an annular connecting piece 9 is fixedly sleeved on the outer wall of the connector 10, an annular fixing piece 8 is fixedly sleeved on the outer wall of the wire harness body 1, a symmetrically-distributed sliding hole 19 is formed in one side of the outer wall of the annular connecting piece 9, a limiting groove 15 is formed in the inner wall of the sliding hole 19, a limiting rod 16 is fixedly installed in the inner portion of the limiting groove 15, a limiting block 13 is sleeved on the outer wall of the limiting rod 16, a spring 14 is sleeved on the upper side of the top of the limiting block 13 on the outer wall of the limiting block 16, a sliding rod 17 is fixedly installed on one side of the limiting block 13, the sliding rod 17 is slidably connected with the sliding hole 19, placing grooves 20 corresponding to the sliding hole 19 in number are formed in the inner wall of the annular connecting piece 9, the placing grooves 20 are communicated with the inside of the sliding hole 19, handles 18 are fixedly installed at opposite ends of the two sliding rods 17, positioning blocks 11 matched with the placing grooves 20 are fixedly installed at opposite ends of the two sliding rods 17, symmetrically-distributed fixing pieces 11 are arranged on the outer wall of the annular fixing piece 8, and the fixing grooves 12 are connected with the positioning blocks 11 in a clamping manner.

Referring to fig. 4, in the present application, a sliding hole adapted to the limiting rod 16 is formed in the limiting block 13, and the limiting block 13 is slidably connected to the limiting rod 16 through the sliding hole formed in the limiting block 13.

Referring to fig. 3 and 4, in the present application, the positioning block 11 has an arc shape, and the positioning block 11 is adapted to both the fixing groove 12 and the placing groove 20.

Referring to fig. 1, in the present application, the wear-resistant layer 5 and the wear-resistant protrusion 6 are both made of rubber.

Referring to fig. 1, in the present application, a flame retardant layer 7 is coated on an outer surface of the flame retardant layer 7 by a flame retardant paint.

The utility model discloses a theory of operation is:

referring to fig. 1, during the use, this pencil is at the in-process that uses, through the setting of wear-resisting arch 6, at the in-process of dragging the pencil with the friction of other objects, at first with the contact of object be wear-resisting arch 6, can effectively protect pencil cortex, avoid pencil cortex to receive the friction for a long time and break, effectively protect the inside electric wire 2 of pencil, through the setting of wearing layer 5, under the too much condition of local wear-resisting arch 6 wearing and tearing, wearing layer 5 still can guarantee pencil body 1's wearability, consequently, through the setting of wearing layer 5 with wear-resisting arch 6, for pencil body 1 provides two-layer wear-resisting material, the wearability is better, through the setting of flame retardant layer 7, under the effect of flame retardant coating of flame retardant layer 7 surface, the flame retardant effect of pencil body 1 has been improved, make the practicality reinforcing of pencil body 1.

Referring to fig. 2 to 4, in use, when the wire harness is used, after the electric wire 2 inside the wire harness body 1 is connected with the connector 10, the handle 18 is pulled first, the handle 18 is moved to drive the sliding rod 17 to slide on the sliding hole 19, the sliding rod 17 is moved to drive the stopper 13 to slide on the stopper rod 16, the stopper 13 is moved to extrude the spring 14, meanwhile, the sliding rod 17 is moved to pull the positioning block 11 to the inside of the placement groove 20, at the moment, the inner surface of the positioning block 11 is flush with the inner wall of the annular connector 9, meanwhile, the connector 10 is pushed to one end of the wire harness body 1, the annular connector 9 is sleeved on the outer wall of the annular connector 8, after the annular connector 9 is sleeved on a designated position, the limiting relation of the handle 18 is loosened, under the elastic action of the spring 14, the sliding rod 17 is driven to reset through the stopper 13, the sliding rod 17 is moved to drive the positioning block 11 to be directly clamped into the inside of the annular connector 8 from the inside of the placement groove 20, a fixed position is fixed to the inside of the annular connector 8, so that a fixed position relation is generated between the connector 10 and the annular connector 10, and the connector 10 is not easy to break, and the connector 10 is not easy to be connected with the connector 10, and the connector is not easy to be connected with the connector, and the connector is not easy to be disconnected with the connector, and the connector when the connector, and the connector is not easy to be connected with the connector, and the connector is not easy to be used.

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 (6)

1. A flame-retardant wear-resistant wire harness comprising a wire harness body (1), characterized in that: pencil body (1) includes wearing layer (5) and connector (10), the inboard of wearing layer (5) is provided with fire-retardant layer (7), the inboard of fire-retardant layer (7) is provided with parcel layer (4), the inside of parcel layer (4) is provided with a plurality of electric wire (2), be provided with filling layer (3) between electric wire (2) and parcel layer (4), the surface of wearing layer (5) bonds and has the wear-resisting arch (6) of a plurality of.

2. The flame-retardant abrasion-resistant wire harness according to claim 1, wherein: fixed cover on the outer wall of connector (10) has connect annular connecting piece (9), fixed cover has connect annular mounting (8) on the outer wall of pencil body (1), one side on annular connecting piece (9) outer wall is seted up symmetric distribution's slide opening (19), spacing groove (15) have been seted up on the inner wall of slide opening (19), the inside fixed mounting of spacing groove (15) has gag lever post (16), the cover is equipped with stopper (13) on the outer wall of gag lever post (16), it has cup jointed spring (14) to lie in stopper (13) top upside on the outer wall of gag lever post (16), one side fixed mounting of stopper (13) has slide bar (17), set up standing groove (20) corresponding with slide opening (19) position, quantity on the inner wall of annular connecting piece (9), two the equal fixed mounting in opposite end of slide bar (17) has handle (18), two the equal fixed mounting in the looks adaptation of looks remote site of slide bar (17) has locating piece (11) with standing groove (20), set up fixed slot (12) of symmetric distribution on the outer wall of annular mounting (8).

3. The flame-retardant abrasion-resistant wire harness according to claim 2, wherein: the limiting block (13) is provided with a sliding hole matched with the limiting rod (16), and the limiting block (13) is connected with the limiting rod (16) in a sliding mode through the sliding hole formed in the limiting block.

4. The flame-retardant abrasion-resistant wire harness according to claim 2, wherein: the positioning block (11) is arc-shaped, and the positioning block (11) is matched with the fixing groove (12) and the placing groove (20) in a homogeneous mode.

5. The flame-retardant abrasion-resistant wire harness according to claim 1, wherein: the wear-resistant layer (5) and the wear-resistant protrusions (6) are made of rubber.

6. The flame-retardant abrasion-resistant wire harness according to claim 1, wherein: the flame-retardant layer (7) is coated on the outer surface of the flame-retardant layer (7) through flame-retardant paint.

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