CN220252888U - Waterproof type double-core flat cable - Google Patents
Waterproof type double-core flat cable Download PDFInfo
- Publication number
- CN220252888U CN220252888U CN202321414178.1U CN202321414178U CN220252888U CN 220252888 U CN220252888 U CN 220252888U CN 202321414178 U CN202321414178 U CN 202321414178U CN 220252888 U CN220252888 U CN 220252888U
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- waterproof
- core
- wall
- flat cable
- layer
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- 239000010410 layer Substances 0.000 claims abstract description 64
- 125000006850 spacer group Chemical group 0.000 claims abstract description 38
- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- 239000011247 coating layer Substances 0.000 claims abstract description 3
- 239000004020 conductor Substances 0.000 claims description 23
- 239000004698 Polyethylene Substances 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000005253 cladding Methods 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Abstract
The utility model belongs to the technical field of wires and cables, and particularly relates to a waterproof double-core flat cable, which comprises: a spacer having a first wall and a second wall arranged in a spaced and opposite manner, wherein a first accommodating groove and a second accommodating groove are formed between the first wall and the second wall in parallel; the first wire core and the second wire core are respectively accommodated in the first accommodating groove and the second accommodating groove; the outer coating layer comprises a filling cotton layer, a waterproof inner layer and a waterproof outer layer which are sequentially arranged from inside to outside, and the filling cotton layer is respectively attached to at least one part of the outer wall of the first wire core, at least one part of the outer wall of the second wire core and the spacer. This flat cable of twin-core passes through waterproof inlayer and waterproof skin, with first sinle silk, the cladding of second sinle silk, avoid external water or moisture to soak into inside the cable, effectively promote the waterproof, the dampproofing ability of flat cable of twin-core. In addition, through setting up the spacer, isolated first sinle silk and second sinle silk, avoid first sinle silk, second sinle silk to contact, prevent the short circuit.
Description
Technical Field
The application relates to the technical field of wires and cables, in particular to a waterproof double-core flat cable.
Background
The cable is generally composed of a plurality of mutually insulated wires or conductors, and is mainly applied to power transmission systems and communication transmission systems. To accommodate the narrow environment and to meet transmission requirements, it is often necessary to lay a two-core flat cable.
In the related art, the dual-core flat cable generally adopts the protective sleeve to cover the conductor, so that the conductor is waterproof, but along with the use time process, the protective sleeve is laid in an outdoor severe environment for a long time, the protective sleeve is aged at an accelerated speed, the waterproof and dampproof performances of the cable are reduced, the normal use of the cable is affected, and the safety problems such as electric leakage and the like are more seriously caused.
It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.
Disclosure of Invention
In view of at least one of the above technical problems, the present application provides a waterproof type dual-core flat cable, which solves the problems of low waterproof and moisture-proof performances and poor safety of the dual-core flat cable in the related art.
In an embodiment of the present application, there is provided a waterproof type dual-core flat cable including:
a spacer having a first wall and a second wall arranged in a spaced and opposite manner, wherein a first accommodating groove and a second accommodating groove are formed between the first wall and the second wall in parallel;
the first wire core and the second wire core are respectively accommodated in the first accommodating groove and the second accommodating groove;
the outer coating layer comprises a filling cotton layer, a waterproof inner layer and a waterproof outer layer which are sequentially arranged from inside to outside, and the filling cotton layer is respectively attached to at least one part of the outer wall of the first wire core, at least one part of the outer wall of the second wire core and the spacer.
The embodiment of the application has the following technical effects: this flat cable of twin-core passes through waterproof inlayer and waterproof skin, with first sinle silk, the cladding of second sinle silk, avoid external water or moisture to soak into inside the cable, effectively promote the waterproof, the dampproofing ability of flat cable of twin-core. In addition, through setting up the spacer, isolated first sinle silk and second sinle silk, avoid first sinle silk, second sinle silk to contact, prevent the short circuit.
In one implementation, an armor layer is disposed between the outer wall of the waterproof inner layer and the inner wall of the waterproof outer layer.
In one implementation, the armor is a steel strip structural member.
In one implementation, the spacer further has a plurality of buffer holes distributed at intervals, the buffer holes are located between the first accommodating groove and the second accommodating groove, and the first accommodating groove, the second accommodating groove and the buffer holes all extend along the length direction of the spacer.
In one implementation, the waterproof inner layer is a polyethylene member.
In one implementation, the waterproof outer layer is a polyvinyl chloride member.
In one implementation, the first receiving groove is in interference fit with the first wire core and the second receiving groove is in interference fit with the second wire core.
In one implementation, the first wire core includes a first insulating layer and a plurality of first conductors, the plurality of first conductors are twisted with each other and are covered by the first insulating layer, and the first insulating layer is respectively attached to the spacer and the filling cotton layer.
In one implementation mode, the second wire core comprises a second insulating layer and a plurality of second conductors, the second conductors are mutually stranded and are coated by the second insulating layer, and the second insulating layer is respectively attached to the spacer and the filling cotton.
The utility model will be further described with reference to the drawings and examples.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following description will briefly explain the embodiments or the drawings needed in the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural view of a dual-core flat cable provided in an embodiment of the present application;
FIG. 2 is a block diagram of a spacer and an outer cladding provided in an embodiment of the present application;
FIG. 3 is a cross-sectional view of a dual core flat cable provided by an embodiment of the present application;
Detailed Description
In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is, however, susceptible of embodiment in many other forms than those described herein and similar modifications can be made by those skilled in the art without departing from the spirit of the application, and therefore the application is not to be limited to the specific embodiments disclosed below.
In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be configured and operated in a specific orientation, and are not to be construed as limiting the present application.
In the description of the present application, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.
In the embodiments of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In the related art, the dual-core flat cable generally adopts the protective sleeve to cover the conductor, so that the conductor is waterproof, but along with the use time process, the protective sleeve is laid in an outdoor severe environment for a long time, the protective sleeve is aged at an accelerated speed, the waterproof and dampproof performances of the cable are reduced, the normal use of the cable is affected, and the safety problems such as electric leakage and the like are more seriously caused. This flat cable of twin-core passes through waterproof inlayer and waterproof skin, with first sinle silk, the cladding of second sinle silk, avoid external water or moisture to soak into inside the cable, effectively promote the waterproof, the dampproofing ability of flat cable of twin-core. In addition, through setting up the spacer, isolated first sinle silk and second sinle silk, avoid first sinle silk, second sinle silk to contact, prevent the short circuit.
Referring to fig. 1, 2 and 3, fig. 1 is a structural diagram of a dual-core flat cable according to an embodiment of the present application; FIG. 2 is a block diagram of a spacer and an outer cladding provided in an embodiment of the present application; FIG. 3 is a cross-sectional view of a dual core flat cable provided by an embodiment of the present application; in an embodiment of the present application, a waterproof dual-core flat cable is provided, including a spacer 100, a first core 200, a second core 300, and an outer covering 400.
As shown in fig. 1 to 3, a specific structure of the waterproof type twin-core flat cable is described in detail as follows.
The spacer 100 has a first wall 110 and a second wall 120 disposed opposite to each other with a space therebetween, and a first receiving groove 130 and a second receiving groove 140 disposed in parallel are formed between the first wall 110 and the second wall 120. Specifically, the spacer 100 is made of rubber or silica gel, and has a certain elastic deformation capability. When the dual-core flat cable is extruded and bent, the flexibility of the cable can be improved by the spacer 100, and damage to the first and second cores 200 and 300 can be avoided.
Further, the first receiving groove 130 and the second receiving groove 140 have the same structure, are circular grooves with circular cross sections, and have the same groove diameters of the first receiving groove 130 and the second receiving groove 140.
Further, the first receiving groove 130 has a first contact end 131 and a second contact end 132 radially distributed along the first receiving groove 130, and the second receiving groove 140 has a third contact end 141 and a fourth contact end 142 radially distributed along the second receiving groove 140. When the first wire core 200 described below is accommodated in the first accommodating groove 130, the first contact end 131 and the second contact end 132 are respectively contacted with the first wire core 200, so that the connection strength between the spacer 100 and the first wire core 200 is improved, and the first wire core 200 is not easy to be separated from the spacer 100. When the second wire core 300 described below is accommodated in the second accommodating groove 140, the third contact end 141 and the fourth contact end 142 are respectively contacted with the second wire core 300, so that the connection strength between the spacer 100 and the second wire core 300 is improved, and the second wire core 300 is not easy to be separated from the spacer 100.
The first wire core 200 and the second wire core 300 are respectively accommodated in the first accommodating groove 130 and the second accommodating groove 140;
the outer cladding 400 includes a filled cotton layer 410, a waterproof inner layer 420 and a waterproof outer layer 430 which are sequentially arranged from inside to outside, wherein the filled cotton layer 410 is respectively attached to at least a part of the outer wall of the first wire core 200, at least a part of the outer wall of the second wire core 300 and the spacer 100.
Specifically, the filling cotton layer 410 is used to buffer and wrap the spacer 100, the first wire core 200, and the second wire core 300. The waterproof inner layer 420 and the waterproof outer layer 430 play a double-layer waterproof protection role.
By adopting the double-layer protection of the waterproof inner layer 420 and the waterproof outer layer 430, the waterproof and dampproof performances of the outer part of the double-core flat cable are improved, so that the double-core flat cable can adapt to various severe environments.
In some examples, as shown in fig. 1-3, an armor layer (not shown) is disposed between the outer wall of the waterproof inner layer 420, the inner wall of the waterproof outer layer 430. So, through setting up the armor, promote the anti external force performance of the flat cable of twin-core to can promote the rat bite of preventing, be favorable to laying in moist or dark abominable environment of the flat cable of twin-core, further promote the intensity of the flat cable of twin-core.
In some examples, as shown in fig. 1-3, the armor is a steel strip structural member.
In some examples, as shown in fig. 1 to 3, the spacer 100 further has a plurality of buffer holes 150 distributed at intervals, and the plurality of buffer holes 150 are located between the first receiving groove 130 and the second receiving groove 140, and each of the first receiving groove 130, the second receiving groove 140 and the buffer holes 150 extends along the length direction of the spacer 100. By providing the buffer holes 150, the flexibility of the spacer 100 is effectively improved.
In some examples, as shown in fig. 1-3, the waterproof inner layer 420 is a polyethylene material member. Therefore, the polyethylene material has the characteristics of low water permeability and good water resistance, and is suitable for dampproofing and waterproofing.
In some examples, as shown in fig. 1-3, the waterproof outer layer 430 is a polyvinyl chloride member. Thus, the polyvinyl chloride material has the characteristics of low water permeability and good water resistance, and is suitable for dampproofing and waterproofing.
In some examples, as shown in fig. 1-3, the first receiving groove 130 is interference fit with the first wire core 200 and the second receiving groove 140 is interference fit with the second wire core 300. In this way, the first wire core 200 is in interference fit with the first accommodating groove 130, so that the first contact end 131 and the second contact end 132 of the first accommodating groove 130 are tightly attached to the outer wall of the first wire core 200, and the connection stability between the first wire core 200 and the spacer 100 is improved, so that the first wire core 200 is not easy to separate from the spacer 100. Similarly, the second wire core 300 is in interference fit with the second accommodating groove 140, so that the third contact end 141 and the fourth contact end 142 of the second accommodating groove 140 are tightly attached to the outer wall of the second wire core 300, the connection stability between the second wire core 300 and the spacer 100 is improved, and the second wire core 300 is not easy to separate from the spacer 100.
In some examples, as shown in fig. 1 to 3, the first wire core 200 includes a first insulating layer 210 and a plurality of first conductors 220, where the plurality of first conductors 220 are twisted with each other and are covered by the first insulating layer 210, and the first insulating layer 210 is respectively attached to the spacer 100 and the filling cotton layer 410. In this way, the first insulating layer 210 can function to protect the first conductors 220, and insulate and waterproof the plurality of first conductors 220.
Specifically, the first insulating layer 210 is an epdm material member.
Specifically, the number of the first conductors 220 is five.
In some examples, as shown in fig. 1 to 3, the second wire core 300 includes a second insulating layer 310 and a plurality of second conductors 320, the plurality of second conductors 320 are twisted with each other and are covered by the second insulating layer 310, and the second insulating layer 310 is respectively attached to the spacer 100 and the filling cotton. In this way, the second insulating layer 310 can function to protect the second conductors 320, making the plurality of second conductors 320 insulated and waterproof.
Specifically, the second insulating layer 310 is an ethylene propylene diene monomer rubber member.
Specifically, the number of the second conductors 320 is five.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above is merely a preferred embodiment of the present application, and is not intended to limit the present application in any way. Any person skilled in the art may make many possible variations and modifications to the technical solution of the present application, or modify equivalent embodiments, using the methods and technical contents disclosed above, without departing from the scope of the technical solution of the present application. Therefore, all equivalent changes according to the shape, structure and principle of the present application are covered in the protection scope of the present application.
Claims (9)
1. A waterproof type twin-core flat cable, characterized by comprising:
the spacer is provided with a first wall and a second wall which are oppositely arranged at intervals, and a first accommodating groove and a second accommodating groove which are arranged in parallel are formed between the first wall and the second wall;
the first wire core and the second wire core are respectively accommodated in the first accommodating groove and the second accommodating groove;
the outer coating layer comprises a filling cotton layer, a waterproof inner layer and a waterproof outer layer which are sequentially arranged from inside to outside, wherein the filling cotton layer is respectively attached to at least one part of the outer wall of the first wire core, at least one part of the outer wall of the second wire core and the spacer.
2. The waterproof dual-core flat cable of claim 1, wherein an armor layer is provided between an outer wall of the waterproof inner layer and an inner wall of the waterproof outer layer.
3. The waterproof twin-core flat cable of claim 2, wherein the armor layer is a steel strip structural member.
4. The waterproof dual-core flat cable of claim 1, wherein the spacer further comprises a plurality of buffer holes distributed at intervals, the buffer holes are located between the first accommodating groove and the second accommodating groove, and the first accommodating groove, the second accommodating groove and the buffer holes extend along the length direction of the spacer.
5. The waterproof dual-core flat cable of claim 1, wherein the waterproof inner layer is a polyethylene member.
6. The waterproof dual-core flat cable of claim 1, wherein the waterproof outer layer is a polyvinyl chloride member.
7. The waterproof dual-core flat cable of claim 1, wherein the first receiving groove is interference fit with the first wire core and the second receiving groove is interference fit with the second wire core.
8. The waterproof dual-core flat cable of claim 1, wherein the first core comprises a first insulating layer and a plurality of first conductors, the plurality of first conductors are twisted with each other and covered by the first insulating layer, and the first insulating layer is respectively attached to the spacer and the filling cotton layer.
9. The waterproof dual-core flat cable as claimed in claim 1, wherein the second wire core comprises a second insulating layer and a plurality of second conductors, the second conductors are twisted with each other and are covered by the second insulating layer, and the second insulating layer is respectively attached to the spacer and the filling cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414178.1U CN220252888U (en) | 2023-06-05 | 2023-06-05 | Waterproof type double-core flat cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414178.1U CN220252888U (en) | 2023-06-05 | 2023-06-05 | Waterproof type double-core flat cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220252888U true CN220252888U (en) | 2023-12-26 |
Family
ID=89234512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321414178.1U Active CN220252888U (en) | 2023-06-05 | 2023-06-05 | Waterproof type double-core flat cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220252888U (en) |
-
2023
- 2023-06-05 CN CN202321414178.1U patent/CN220252888U/en active Active
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