CN212322680U - Anti-freezing engine cable - Google Patents

Abstract

The utility model belongs to the technical field of the cable, a freeze proof type engine cable is disclosed, including the restrictive coating, the restrictive coating is made by chloroprene rubber, the inside of restrictive coating is provided with the shielding net the inboard of shielding net is provided with the heat preservation, the heat preservation is made by the heat preservation cotton, the inboard of heat preservation is provided with the first insulation layer, the inside on first insulation layer is provided with the cross skeleton. This scheme separates each cable core in each region through at first the cross skeleton when using, mutual noninterference, improve the interference killing feature, and the cross skeleton is made by heat conduction insulating material simultaneously, cooperate the restrictive coating that cold resistance is good, the heat preservation makes engine cable possess excellent freeze resistance, the life of extension engine cable, can strengthen the firmness and the toughness of heat preservation through strengthening the core, the life of heat preservation is increased, and through consolidating the supplementary cold-resistant heat preservation that carries on of core, increase the freeze resistance of generator cable.

Description

Anti-freezing engine cable

Technical Field

The utility model relates to the technical field of cables, more specifically say, relate to a freeze proof type engine cable.

Background

The engine cable is mainly used for an engine control system and is used for connecting the digital electronic controller with the sensor and the fuel mechanism to realize the control function of the digital electronic controller on the engine.

The engine cable is used as a carrier of engine signal transmission and has been widely applied, but the existing engine cable has poor frost resistance, small application range and certain limitation.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a freeze proof type engine cable possesses the advantage that freezing resistance is good, and it is relatively poor to have solved current engine cable freezing resistance, and application scope is little, has the problem of certain limitation.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An anti-freezing engine cable comprises a sheath layer, wherein the sheath layer is made of chloroprene rubber, a shielding net is arranged inside the sheath layer, a heat insulation layer is arranged on the inner side of the shielding net, the heat insulation layer is made of heat insulation cotton, a first insulation layer is arranged on the inner side of the heat insulation layer, a cross-shaped framework is arranged inside the first insulation layer, and the cross-shaped framework is made of heat conduction insulation materials;

the utility model discloses a cable core, including first insulating layer, cross skeleton, cable core, second insulating layer, first insulating layer, second insulating layer, the lateral surface of cross skeleton and the inside wall fixed connection on first insulating layer, the cross skeleton separates the inside on first insulating layer into four cavitys, every all be provided with the cable core in the cavity, every the lateral surface of cable core all is provided with the second insulating layer, the second insulating layer contacts with cross skeleton and first insulating layer respectively, the space department that just is located second insulating layer both sides and cross skeleton and second insulating layer in the cavity is provided with the filler strip.

Preferably, a plurality of vertical and horizontal reinforcing cores are arranged in the heat preservation layer, the reinforcing cores are formed by weaving resin fibers and polypropylene ropes through a plain-knot weaving method, the vertical reinforcing cores are fixed and limited through the horizontal reinforcing cores, and the reinforcing cores are woven into a net shape to be wrapped inside the heat preservation layer.

Preferably, toughening nets are arranged on the inner side and the outer side of the heat-insulating layer and are woven by glass fiber materials.

Preferably, a tensile steel wire is embedded in the center of the cross-shaped framework.

Preferably, the first insulating layer and the second insulating layer are both fluoroplastic insulating layers.

Preferably, the radian of the contact position of the cross-shaped framework and the second insulating layer is consistent with that of the second insulating layer.

Preferably, the shape of the filling strip is consistent with the shape of a gap formed by the cross-shaped framework, the second insulating layer and the second insulating layer, and the filling strip is a high-elasticity polyvinyl chloride strip.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme separates each cable core in each region through at first the cross skeleton when using, and mutual noninterference improves the interference killing feature, and the cross skeleton is made by heat conduction insulating material simultaneously, and the good restrictive coating of cooperation cold resistance, heat preservation make the engine cable possess excellent freeze resistance, extension engine cable's life.

(2) Can strengthen the tightness and the toughness of heat preservation through consolidating the core, increase the life of heat preservation to through consolidating supplementary cold-resistant heat preservation of carrying on of core, increase generator cable freeze proof ability.

(3) The toughness of the whole generator cable can be increased through the toughening net, the tensile property of the generator cable is increased, the resistance to frost heaving force is enhanced, and the freezing resistance is improved.

(4) The first insulating layer and the second insulating layer are both fluoroplastic insulating layers, and fluoroplastic has excellent electric insulating performance, high heat resistance, outstanding oil resistance, solvent resistance and wear resistance, and good moisture resistance and low-temperature resistance.

(5) The filling strip of high-elasticity polyvinyl chloride can play a role of buffering when being impacted, thereby greatly prolonging the service life of the engine cable,

(6) the tensile strength of the whole engine cable can be enhanced through the tensile steel wire, and the service life is prolonged.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the middle reinforced core and the heat preservation layer of the present invention.

The reference numbers in the figures illustrate:

1. a sheath layer; 2. a shielding mesh; 3. a heat-insulating layer; 31. reinforcing the core; 4. a first insulating layer; 5. a cross-shaped framework; 6. a cable core; 7. a second insulating layer; 8. filling the strip; 9. toughening the net; 10. tensile steel wires.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, a freeze-resistant engine cable comprises a sheath layer 1, wherein the sheath layer 1 is made of neoprene, the neoprene can resist cold at-60 ℃ so that the cable can adapt to a cold working environment, a heat-insulating layer 3 is arranged inside the sheath layer 1 and provided with a shielding net 2, the shielding net 2 is arranged inside the heat-insulating layer 3, the heat-insulating layer 3 is made of heat-insulating cotton, a first insulating layer 4 is arranged inside the heat-insulating layer 3, a cross-shaped framework 5 is arranged inside the first insulating layer 4, the cross-shaped framework 5 is made of a heat-conducting insulating material, the outer side surface of the cross-shaped framework 5 is fixedly connected with the inner side wall of the first insulating layer 4, the cross-shaped framework 5 divides the inside of the first insulating layer 4 into four cavities, each cavity is internally provided with a cable core 6, the outer side surface of each cable core 6 is provided with, the space department that just is located 7 both sides of second insulating layer and cross skeleton 5 and second insulating layer 7 in the cavity is provided with filler strip 8, separate each cable core 6 in each region through at first cross skeleton 5 when using, mutual noninterference improves the interference killing feature, and cross skeleton 5 is made by heat conduction insulating material simultaneously, cooperate the restrictive coating 1 that cold resistance is good, heat preservation 3 makes the engine cable possess excellent freeze proof performance, the life of extension engine cable.

Specifically, be provided with the vertical reinforcement core 31 with horizontal setting of a plurality of in the heat preservation 3, it is formed by resin fiber and polypropylene rope weaving through the plain knot braid over braid to consolidate core 31, it is fixed spacing through horizontal reinforcement core 31 between the vertical reinforcement core 31, weave into netted cladding inside heat preservation 3, can strengthen the firmness and the toughness of heat preservation 3 through consolidating core 31, increase the life of heat preservation 3, and through consolidating core 31 supplementary cold-resistant heat preservation that carries on, increase the freeze proof ability of generator cable.

Specifically, the inboard and the outside of heat preservation 3 all are provided with and add tough net 9, and it is formed by weaving glass fiber material to add tough net 9, can increase the holistic toughness of generator cable through adding tough net 9, increases generator cable tensile resistance, and the reinforcing is to the resistance of frozen expansion power, promotes freeze proof performance.

Specifically, the tensile steel wire 10 is embedded in the center of the cross-shaped framework 5, the tensile strength of the whole engine cable can be enhanced through the tensile steel wire 10, and the service life is prolonged.

Specifically, the first insulating layer 4 and the second insulating layer 7 are both fluoroplastic insulating layers, which have excellent electrical insulating properties, high heat resistance, outstanding oil resistance, solvent resistance and wear resistance, and good moisture resistance and low temperature resistance.

Specifically, the radian of the contact position of the cross-shaped framework 5 and the second insulating layer 7 is consistent with that of the second insulating layer 7, the shape of the filling strip 8 is consistent with that of a gap formed by the cross-shaped framework 5, the second insulating layer 7 and the second insulating layer 7, the filling strip 8 is a high-elasticity polyvinyl chloride strip, and the filling strip 8 made of the high-elasticity polyvinyl chloride can play a role in buffering when being impacted, so that the service life of the engine cable is greatly prolonged.

The working principle is as follows: when in use, each cable core 6 is separated in each area through the first cross-shaped framework 5 and is not interfered with each other, the anti-interference performance of the engine cable is improved through the shielding net 2, the first insulating layer 4 and the second insulating layer 7, meanwhile, the engine cable has excellent frost resistance through the sheath layer 1 with good cold resistance and the insulating layer 3, the firmness and the toughness of the insulating layer 3 can be enhanced through the reinforcing core 31, the service life of the insulating layer 3 is prolonged, the cold resistance and the heat preservation are assisted through the reinforcing core 31, the frost resistance of the generator cable are improved, the integral toughness of the generator cable can be increased through the toughening net 9, the tensile strength of the generator cable is increased, the resistance to frost expansion force is enhanced, the frost resistance is improved, the integral tensile strength of the engine cable can be enhanced through the tensile steel wire 10, the service life is prolonged, the filling strips 8 of high-elasticity polyvinyl chloride can play a role in buffering when in impact, thereby greatly prolonging the service life of the engine cable.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (7)

1. An anti-freeze type engine cable which characterized in that: the heat-insulation protective sleeve comprises a sheath layer (1), wherein the sheath layer (1) is made of chloroprene rubber, a shielding net (2) is arranged inside the sheath layer (1), a heat-insulation layer (3) is arranged on the inner side of the shielding net (2), the heat-insulation layer (3) is made of heat-insulation cotton, a first insulation layer (4) is arranged on the inner side of the heat-insulation layer (3), a cross-shaped framework (5) is arranged inside the first insulation layer (4), and the cross-shaped framework (5) is made of heat-conduction insulation materials;

lateral surface and the inside wall fixed connection on first insulation layer (4) of cross skeleton (5), the internal partitioning of first insulation layer (4) is four cavitys, every in cross skeleton (5) all be provided with cable core (6), every in the cavity the lateral surface of cable core (6) all is provided with second insulating layer (7), second insulating layer (7) contact with cross skeleton (5) and first insulation layer (4) respectively, just be located the space department of second insulating layer (7) both sides and cross skeleton (5) and second insulating layer (7) in the cavity and be provided with filler strip (8).

2. A freeze resistant engine cable according to claim 1, characterized in that: the heat-insulating layer is characterized in that a plurality of vertical and horizontal reinforcing cores (31) are arranged in the heat-insulating layer (3), the reinforcing cores (31) are formed by weaving resin fibers and polypropylene ropes through a plain-knot weaving method, the vertical reinforcing cores (31) are fixed and limited through the horizontal reinforcing cores (31), and the reinforcing cores are woven into a net shape to be wrapped inside the heat-insulating layer (3).

3. A freeze resistant engine cable according to claim 1, characterized in that: toughening nets (9) are arranged on the inner side and the outer side of the heat-insulating layer (3), and the toughening nets (9) are woven by glass fiber materials.

4. A freeze resistant engine cable according to claim 1, characterized in that: and a tensile steel wire (10) is embedded in the center of the cross-shaped framework (5).

5. A freeze resistant engine cable according to claim 1, characterized in that: the first insulating layer (4) and the second insulating layer (7) are both fluoroplastic insulating layers.

6. A freeze resistant engine cable according to claim 1, characterized in that: the radian of the contact part of the cross-shaped framework (5) and the second insulating layer (7) is consistent with that of the second insulating layer (7).

7. A freeze resistant engine cable according to claim 1, characterized in that: the shape of the filling strip (8) is consistent with the shape of a gap formed by the cross-shaped framework (5), the second insulating layer (7) and the second insulating layer (7), and the filling strip (8) is a high-elasticity polyvinyl chloride strip.

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