CN214588141U

CN214588141U - Sealing structure and charging device

Info

Publication number: CN214588141U
Application number: CN202120203990.4U
Authority: CN
Inventors: 王超; 王紫剑
Original assignee: Changchun Jetty Automotive Parts Co Ltd
Current assignee: Jilin Jiyi Intelligent Robot Co.,Ltd.
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-02
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a sealing structure and a charging device. The sealing structure comprises a wire core, an insulating coating layer and a waterproof part. The end portion of the insulating coating layer, and the position where the end portion and the wire core protrude from the end portion are at least partially provided with the waterproof member for sealing and waterproofing. By setting the waterproof part, the gap between the wire core and the insulating coating is wrapped in the waterproof part, which can effectively prevent the liquid in the gun body from flowing into the gap between the insulating coating and the wire core, thereby preventing the liquid from infiltrating along the gap. In the control protector of the charging device, the occurrence of safety failures can be avoided. Therefore, the sealing structure provided by the utility model has better waterproof performance.

Description

Sealing structure and charging device

Technical Field

The utility model relates to a technical field is made to the cable, especially relates to a cable seal structure. Furthermore, the utility model discloses still relate to a charging device including above-mentioned seal structure.

Background

The cable sealing is a sealing technology with great difficulty. The cable is mainly used for preventing sewage and rainwater from flowing into the device along a gap between the cable core and the insulating layer at the cable position, so that the cable is immersed in water for a long time and runs in danger; and the danger of circuit device burnout caused by liquid accumulation in the device can be prevented. At present, the electric motor car volume is popularized gradually, and charging equipment has a large amount of emergence, and the general inside device of charging equipment is more, and the cable is arranged complicacy, in case inside water or other liquid get into charging equipment from the cable, not only cause charging equipment's damage easily and cause direct economic loss, more probably lead to charging equipment's high-voltage current to leak, bring huge hidden danger for user's personal safety. The traditional cable sealing mechanism is simple in structure, single in waterproof mode and not suitable for being used in large quantities. Therefore, there is a need in the art for a new solution to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a seal structure, it has waterproof construction, and waterproof performance is better. Another object of the utility model is to provide a charging device including above-mentioned seal structure.

In order to solve the technical problem, the utility model provides a sealing structure, including sinle silk, insulating coating and waterproof part, the insulating coating cladding in the sinle silk is outside, sinle silk part stretch out in the tip of insulating coating, the tip with the sinle silk stretch out in the position at least part of tip is equipped with and is used for sealing waterproof part.

Preferably, one end of the waterproof part is provided with a plurality of through holes for the wire cores to pass through, each through hole corresponds to each wire core one to one, and the corresponding through holes are tightly matched with the wire cores.

Preferably, the waterproof member is a waterproof mastic end cap.

Preferably, a flexible pipe fitting is further sleeved outside the waterproof part, and the flexible pipe fitting is tightly matched and connected with the waterproof part.

Preferably, the length of the flexible pipe fitting is greater than that of the waterproof part, two end parts of the flexible pipe fitting protrude out of the waterproof part, and the two end parts are tightly wrapped outside the insulating coating layer and the wire core respectively.

Preferably, the flexible pipe is a heat-shrinkable tube, and the heat-shrinkable tube includes a PVC heat-shrinkable tube, a PET heat-shrinkable tube, a polyurethane heat-shrinkable tube, a polyolefin heat-shrinkable tube, a modified polyolefin resin heat-shrinkable tube, a cross-linked modified fluoropolymer heat-shrinkable tube, and a radiation cross-linked modified fluoroelastomer heat-shrinkable tube.

Preferably, the ratio of the length to the diameter of the heat shrink tube is less than or equal to 200: 1.

The utility model also provides a charging device, including above-mentioned arbitrary one seal structure.

The utility model provides a sealing structure, including sinle silk and the insulating coating of cladding outside the sinle silk, the link protrusion of sinle silk still includes waterproof part in the outer tip of insulating coating, and a pot head of waterproof part is outside the outer tip of insulating coating, and is connected with the outer tip of insulating coating in close fit, and the other end of waterproof part closely wraps up outside the sinle silk, and the sinle silk runs through waterproof part.

Through setting up waterproof part, wrap up the gap between sinle silk and the insulating coating in waterproof part, can prevent effectively that the internal liquid of rifle from flowing into in the gap between insulating coating and the sinle silk to prevent in liquid along gap infiltration charging device's the control protector, avoid the emergence of fail safe, consequently, the utility model provides a seal structure, waterproof performance is better.

The utility model provides a charging device includes above-mentioned seal structure, because above-mentioned seal structure has above-mentioned technological effect, above-mentioned charging device also should have same technological effect, no longer introduces in detail here.

Drawings

Fig. 1 is a schematic structural diagram of a specific embodiment of the sealing structure provided by the present invention.

In fig. 1, reference numerals include:

insulating coating 1, sinle silk 2, waterproof part 3, flexible pipe fitting 4.

Detailed Description

The core of the utility model is to provide a sealing structure, it has waterproof construction, and waterproof performance is better. The other core of the utility model is to provide a charging device including above-mentioned seal structure.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a specific embodiment of a sealing structure provided in the present invention.

The utility model discloses embodiment provides a seal structure, including sinle silk, insulating coating and waterproof part, the insulating coating cladding is outside in the sinle silk, and the sinle silk part stretches out in the tip of insulating coating, and the tip stretches out in the position of tip with the sinle silk at least part be equipped with be used for sealed waterproof part.

Specifically, one end of the waterproof component 3 is sleeved outside the outer end part of the insulating coating layer 1 and is in close fit connection with the outer end part of the insulating coating layer 1, the other end of the waterproof component 3 is tightly wrapped outside the wire core 2, and the wire core 2 penetrates through the waterproof component 3.

Through setting up waterproof part 3, wrap up the gap between sinle silk 2 and insulating coating 1 in waterproof part 3, can prevent effectively that the internal liquid of rifle from flowing into the gap between insulating coating 1 and sinle silk 2 to prevent that liquid from along in gap infiltration charging device's the control protector, avoid the emergence of fault, consequently, the utility model provides a seal structure, waterproof performance is better.

Further, because seal structure includes a plurality of sinle silks 2 usually, be equipped with a plurality of sinle silks 2 in the insulating coating 1 promptly, there is the gap between a plurality of sinle silks 2, for preventing the gap infiltration of liquid from between each sinle silk 2, can be equipped with a plurality of through-holes that are used for sinle silk 2 to pass at waterproof component 3's the other end, each through-hole and each sinle silk 2 one-to-one, during the use, each sinle silk 2 passes each through-hole respectively, and corresponding through-hole closely cooperates with sinle silk 2, thereby can effectively prevent the gap infiltration of liquid from between each sinle silk 2, improve the waterproof performance of cable.

Specifically, the utility model discloses embodiment provides a seal structure, waterproof part 3 specifically can be for waterproof daub end cover, and the low price, waterproof performance is good, and its shape can be adjusted according to actual need, can fill between sinle silk 2, improves water-proof effects. Of course, the asphalt waterproof member 3 may be adopted, and the like, which is also within the protection scope of the present invention.

In a particular embodiment, the portion of the wire core 2 protruding out of the end comprises an exposed section, wherein the exposed section is not in contact with the flashing member, i.e. the wire core 2 protrudes out of the flashing member with a portion not covered by the flashing member.

On the basis of the above embodiments, the sealing structure provided by the embodiments of the present invention can also be sleeved with a flexible pipe 4 outside the waterproof component 3, and the flexible pipe 4 is tightly connected with the waterproof component 3 in a matching manner; flexible pipe fitting 4 specifically can select for use the pyrocondensation pipe, and the pyrocondensation pipe has functions such as high temperature shrink, soft fire-retardant and insulating corrosion protection, sets up waterproof part 3 after, sheathes in the pyrocondensation pipe and heats, and the pyrocondensation pipe is heated the shrink, can compress tightly waterproof part 3 outside insulating coating 1 and sinle silk 2, can further improve leakproofness and waterproof nature. Of course, the common adhesive tape tube can be used outside the waterproof component 3, and the protection scope of the utility model is also within the scope.

In a specific embodiment, the heat shrinkable tube includes a PVC heat shrinkable tube, a PET heat shrinkable tube, a polyurethane heat shrinkable tube, a polyolefin heat shrinkable tube, a modified polyolefin resin heat shrinkable tube, a cross-linked modified fluoropolymer heat shrinkable tube, a radiation cross-linked modified fluoroelastomer heat shrinkable tube.

Further, according to the sealing structure provided by the embodiment of the present invention, the length of the flexible pipe 4 can be greater than the length of the waterproof component 3, when the sealing structure is installed, both end portions of the flexible pipe 4 preferably protrude out of the waterproof component 3, and the both end portions are respectively and tightly wrapped outside the insulating coating layer 1 and the wire core 2; the waterproof component 3 is completely wrapped by the flexible pipe fitting 4, so that the waterproof effect can be further improved, and the service life of the waterproof component 3 can be prolonged.

In addition to the above-mentioned sealing structure, the specific embodiment of the present invention further provides a charging device including the above-mentioned sealing structure, and the structure of other parts of the charging device refers to the prior art, which is not repeated herein.

It is right above the utility model provides a charging device and seal structure thereof have carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The sealing structure is characterized by comprising a wire core, an insulating coating layer and a waterproof part, wherein the insulating coating layer coats the outside of the wire core, part of the wire core extends out of the end part of the insulating coating layer, and the waterproof part for sealing and waterproofing is arranged at least partially at the position where the end part and the wire core extend out of the end part.

2. The sealing structure according to claim 1, wherein one end of the waterproof member is provided with a plurality of through holes for the wire cores to pass through, each of the through holes corresponds to each of the wire cores one to one, and the corresponding through hole is tightly fitted to the wire core.

3. The seal structure of claim 2, wherein the waterproof component is a waterproof mastic end cap.

4. The seal structure of claim 1, wherein a flexible pipe is further sleeved outside the waterproof member, and the flexible pipe is tightly connected with the waterproof member in a matching manner.

5. The sealing structure according to claim 4, wherein the length of the flexible pipe is greater than that of the waterproof member, and both ends of the flexible pipe protrude from the waterproof member and are respectively tightly wrapped outside the insulating coating and the wire core.

6. The sealing structure of claim 4, wherein the flexible tubing is a heat shrink tubing, the heat shrink tubing comprising a PVC heat shrink tubing, a PET heat shrink tubing, a polyurethane heat shrink tubing, a polyolefin heat shrink tubing, a modified polyolefin resin heat shrink tubing, a cross-linked modified fluoropolymer heat shrink tubing, a radiation cross-linked modified fluoroelastomer heat shrink tubing.

7. The sealing structure of claim 6, wherein the heat shrink tube has a length to diameter ratio of less than or equal to 200: 1.

8. A charging device characterized by comprising the sealing structure of any one of claims 1 to 7.