CN213935702U

CN213935702U - Anti-cracking control wire special for refrigeration

Info

Publication number: CN213935702U
Application number: CN202022786527.5U
Authority: CN
Inventors: 叶建金; 周朝艳
Original assignee: Shenghua Intelligent Technology Co ltd
Current assignee: Chongqing Shenghua Cable Technology Group Co.,Ltd.
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-10
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to a control wire technical field just discloses special crack control electric wire refrigerates, including the oversheath layer, the inboard of oversheath layer is provided with the heat preservation, the inboard of heat preservation is provided with the inner sheath layer, the inboard of inner sheath layer is provided with around the covering, the inner sheath layer with around packing between the covering has the filling layer, be provided with evenly distributed's sinle silk around the inboard of covering, the parcel has the insulating layer on the sinle silk, evenly distributed's through-hole has been seted up on the heat preservation. The utility model discloses a, protect inner structure as the first layer protection through the oversheath layer, utilize the heat preservation to reduce outside air temperature to the inside influence of electric wire, then protect around covering and insulating layer as the second floor protection through the inner sheath layer, this control wire's frost resisting crack control ability is outstanding, utilizes the heat preservation to keep apart microthermal space that provides certain expend with heat and contract with cold simultaneously, and the crack control effect is better, and the safety in utilization is high.

Description

Anti-cracking control wire special for refrigeration

Technical Field

The utility model relates to a control wire technical field specifically is special crack control electric wire of refrigeration.

Background

The electric wire refers to a wire for transmitting electric energy. The bare wires, the electromagnetic wires and the insulated wires. The bare wires have no insulating layer and comprise copper, aluminum flat wires, overhead stranded wires and various profiles (such as molded lines, buses, copper bars, aluminum bars and the like). It is mainly used for outdoor overhead and indoor bus bars and switch boxes. Magnet wires are insulated wires that, when energized, produce a magnetic field or induce a current in a magnetic field. It is mainly used for motor and transformer coils and other relevant electromagnetic equipment. The conductor is mainly a copper wire, and has a thin insulating layer, good electrical and mechanical properties, heat resistance, moisture resistance, solvent resistance and the like. Different insulating materials are selected to achieve different characteristics.

The special electric wire for refrigeration needs to have a low temperature resistance effect, and after the temperature of the existing electric wire is reduced, the property of a sheath material is influenced, the electric wire is exposed due to the fact that the existing electric wire is prone to cracking, machine accidents are caused, potential safety hazards exist, and therefore the special anti-cracking control electric wire for refrigeration is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a special crack control electric wire of refrigeration possesses advantages such as freeze proof crack control, has solved the electric wire after the temperature reduces, and the nature of sheath material receives the influence, and the condition of breaking easily takes place leads to the electric wire to expose, causes the machine accident, has the problem of potential safety hazard.

(II) technical scheme

In order to realize the purpose of the anti-freezing and anti-cracking, the utility model provides a following technical scheme: special crack control electric wire refrigerates, including the oversheath layer, the inboard of oversheath layer is provided with the heat preservation, the inboard of heat preservation is provided with the inner sheath layer, the inboard of inner sheath layer is provided with around the covering, the inner sheath layer with around packing between the covering has the filling layer, the inboard around the covering is provided with evenly distributed's sinle silk, the parcel has the insulating layer on the sinle silk, evenly distributed's through-hole has been seted up on the heat preservation.

Preferably, the outer side of the outer sheath layer is coated with a waterproof coating, and the outer sheath layer is a polyvinyl chloride layer.

Preferably, the inner sheath layer is a styrene butadiene rubber layer, and the inner side of the inner sheath layer is fixedly connected with a shielding layer.

Preferably, the inner side of the outer sheath layer is integrally formed with a limiting strip, and the inner side of the limiting strip is fixedly connected with a reinforcing strip.

Preferably, the reinforcing bar is a copper alloy bar, and the cross section of the copper alloy bar is in a convex shape.

(III) advantageous effects

Compared with the prior art, the utility model provides a special crack control electric wire refrigerates possesses following beneficial effect:

1. this special crack control electric wire refrigerates, protect inner structure as the first layer protection through the oversheath layer, utilize the heat preservation to reduce outside air temperature to the inside influence of electric wire, then protect around covering and insulating layer as the second floor protection through the oversheath layer, the outer fracture of electric wire causes the electric wire thoroughly to expose, this control electric wire's freeze proof crack control ability is outstanding, utilize the heat preservation to keep apart microthermal space that provides certain expend with heat and contract with cold simultaneously, the crack control effect is better, high in safety in use.

2. This special crack control electric wire refrigerates avoids the inside of entering electric wire such as steam through water proof coating, reduces the adhesive force of steam at the oversheath layer simultaneously, avoids frosting after the temperature reduction to cause the fracture of oversheath layer, and the polyvinyl chloride layer possesses good low temperature resistant ability.

3. This special crack control electric wire refrigerates, the comprehensive properties through butadiene styrene rubber layer is good, can satisfy the user demand of electric wire, utilizes the shielding layer to shield the influence of external environment to control electric wire sinle silk simultaneously.

4. This special crack control electric wire refrigerates, through the enhancement strip of installation on the restriction strip, the control electric wire's of restriction is buckled, avoids violent the bending type to cause the control electric wire fracture, and the crack control effect is better.

5. The anti-cracking control wire special for refrigeration has good plasticity at normal temperature through the copper alloy strip, and after the temperature is reduced, the plasticity is changed, the hardness is enhanced, and the control wire can be prevented from being bent to crack.

Drawings

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

fig. 2 is a schematic cross-sectional structure diagram of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. an outer jacket layer; 2. a heat-insulating layer; 3. an inner jacket layer; 4. wrapping a covering; 5. a filling layer; 6. a wire core; 7. an insulating layer; 8. a water-resistant coating; 9. a shielding layer; 10. a restriction strip; 11. a reinforcing strip; 12. and a through hole.

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. 1-3, the anti-cracking control wire for refrigeration comprises an outer sheath layer 1, a heat insulating layer 2 is arranged on the inner side of the outer sheath layer 1, an inner sheath layer 3 is arranged on the inner side of the heat insulating layer 2, a wrapping layer 4 is arranged on the inner side of the inner sheath layer 3, a filling layer 5 is filled between the inner sheath layer 3 and the wrapping layer 4, uniformly distributed wire cores 6 are arranged on the inner side of the wrapping layer 4, an insulating layer 7 is wrapped on the wire cores 6, uniformly distributed through holes 12 are formed in the heat insulating layer 2, the inner structure is protected by the outer sheath layer 1 as a first layer, the influence of the external air temperature on the inner part of the wire is reduced by the heat insulating layer 2, then the wrapping layer 4 and the insulating layer 7 are protected by the inner sheath layer 3 as a second layer, the outer layer of the wire cracks to cause the complete exposure of the wire, the anti-cracking capability of the control wire is excellent, and a certain space for thermal expansion and cold contraction is provided by the heat insulating layer 2, the anti-cracking effect is better, and the safety in use is high.

Further, the outside of oversheath layer 1 scribbles waterproof coating 8, and oversheath layer 1 is the polyvinyl chloride layer, avoids the inside of entering electric wire such as steam through waterproof coating 8, reduces the adhesive force of steam at oversheath layer 1 simultaneously, avoids frosting after the temperature reduction to cause the fracture of oversheath layer 1, and the polyvinyl chloride layer possesses good low temperature resistant ability.

Further, inner sheath layer 3 is butadiene styrene rubber layer, and the inboard fixedly connected with shielding layer 9 of inner sheath layer 3, and the comprehensive properties through butadiene styrene rubber layer is good, can satisfy the user demand of electric wire, utilizes shielding layer 9 to shield external environment to control wire sinle silk 6's influence simultaneously.

Further, the inboard integrated into one piece of oversheath layer 1 has restriction strip 10, and the inboard fixedly connected with of restriction strip 10 strengthens strip 11, through the enhancement strip 11 of installation on the restriction strip 10, and the control wire's of restriction is buckled, avoids violent the buckling to cause the control wire fracture, and the crack control effect is better.

Further, the reinforcing bar 11 is a copper alloy bar, the cross section of the copper alloy bar is in a convex shape, the copper alloy bar has good plasticity at normal temperature, and after the temperature is reduced, the plasticity changes, the hardness is enhanced, and the control wire can be prevented from being bent to crack.

The working principle is as follows: protect the inner structure as the first layer protection through oversheath layer 1, utilize heat preservation 2 to reduce the outside air temperature to the inside influence of electric wire, then protect around covering 4 and insulating layer 7 as the second floor through inner sheath layer 3, the outer fracture of electric wire causes the electric wire thoroughly to expose, reinforcing bar 11 through installing on restriction strip 10, the bending of restriction control electric wire, avoid violent bending type to cause the control electric wire fracture, the crack control effect is better, this control electric wire's freeze proof crack control ability is outstanding, utilize heat preservation 2 to keep apart microthermal space that provides certain expend with heat and contract with cold simultaneously, the crack control effect is better, high safety in use.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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, an element defined by the phrase "comprising an … …" 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Special crack control electric wire refrigerates, including oversheath layer (1), its characterized in that: the inboard of oversheath layer (1) is provided with heat preservation (2), the inboard of heat preservation (2) is provided with inner sheath layer (3), the inboard of inner sheath layer (3) is provided with around covering (4), inner sheath layer (3) and around packing between covering (4) have filling layer (5), be provided with evenly distributed's sinle silk (6) around the inboard of covering (4), the parcel has insulating layer (7) on sinle silk (6), set up evenly distributed's through-hole (12) on heat preservation (2).

2. The special anti-cracking control wire for refrigeration according to claim 1, characterized in that: the outer side of the outer sheath layer (1) is coated with a waterproof coating (8), and the outer sheath layer (1) is a polyvinyl chloride layer.

3. The special anti-cracking control wire for refrigeration according to claim 1, characterized in that: the inner sheath layer (3) is a styrene-butadiene rubber layer, and a shielding layer (9) is fixedly connected to the inner side of the inner sheath layer (3).

4. The special anti-cracking control wire for refrigeration according to claim 1, characterized in that: the inboard integrated into one piece of oversheath layer (1) has restriction strip (10), the inboard fixedly connected with of restriction strip (10) strengthens strip (11).

5. The special anti-cracking control wire for refrigeration according to claim 4, wherein: the reinforcing strips (11) are copper alloy strips, and the cross sections of the copper alloy strips are in a convex shape.