CN210744212U - Power and signal mixed shielding flat wire - Google Patents
Power and signal mixed shielding flat wire Download PDFInfo
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- CN210744212U CN210744212U CN201921791537.9U CN201921791537U CN210744212U CN 210744212 U CN210744212 U CN 210744212U CN 201921791537 U CN201921791537 U CN 201921791537U CN 210744212 U CN210744212 U CN 210744212U
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- wire
- direct current
- shielding layer
- power
- signal
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Abstract
The utility model discloses a power and signal mix dress shielding flat line relates to wire rod technical field. The utility model discloses a wire rod, middle plug and end plug, between per two middle plugs, all connect through the wire rod between middle plug and the end plug, the wire rod is including outer quilt, direct current electric wire shielding layer, direct current electric wire protective sheath, direct current electric wire metal core, protection shielding layer and winding displacement, the inside at the protection shielding layer is fixed to the winding displacement, direct current electric wire metal core is fixed in the inside of direct current electric wire protective sheath, the inside at direct current electric wire shielding layer is fixed to direct current electric wire protective sheath, direct current electric wire shielding layer and protection shielding layer's outside rubber coating shaping have outer quilt. The utility model discloses a series of improvements make winding displacement and power cord fuse, through increasing the ectonexine, protect the winding displacement not by sunshine irradiation, rainwater corruption, complete adaptation is used in the open air, and makes the wire rod can ensure signal transmission not disturbed through the improvement.
Description
Technical Field
The utility model relates to a wire rod technical field, more specifically say, relate to a power and signal mix dress shielding flat line.
Background
The LED display screen fixing screen often faces the situation that the display screen is completely close to the wall surface or has an installation space of 10-20cm at most, and sometimes faces the situation of being installed in the air, so that the installation and maintenance of products have a huge problem, or can be installed but not removed, or cannot be installed at all, at which time a pre-maintenance or pre-installed LED display screen is required, but the LED display screen integrates a large number of signal lines, meanwhile, the current transmission is required, and the traditional one-box-one-module-one-power mode not only has heavy weight, and unable the maintenance, just need a new dress product appearance admittedly in this time, this is the front maintenance module, and the signal and the independent control box of power with every module are connected, realize module, control box independent waterproof separately simultaneously, adapt to outdoor open-air installation like this.
The wire rod needs to be welded through the connector when using to current device, and the wire rod core number is more, then goes wrong in production more easily, and the inside components and parts of LED display screen are numerous, have electromagnetic interference, need install the shielding layer in addition, raise the cost, the utility model discloses a new solution is proposed to above problem.
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 power and signal are adorned the shielding flat line thoughtlessly to solve the technical problem who mentions in the background art.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A power supply and signal mixed shielding flat wire comprises a wire, an intermediate plug and an end plug, wherein every two intermediate plugs are connected through the wire, the intermediate plug and the end plug are connected through the wire, the wire comprises an outer cover, a direct current wire shielding layer, a direct current wire protective sleeve, a direct current wire metal core, a protective shielding layer and a flat cable, the flat cable is fixed inside the protective shielding layer, the direct current wire metal core is fixed inside the direct current wire protective sleeve, the direct current wire protective sleeve is fixed inside the direct current wire shielding layer, and the outer covers of the direct current wire shielding layer and the protective shielding layer are formed by encapsulation;
the end plug and the middle plug respectively comprise an outer die upper half part, an inner die, an outer die lower half part and a framework, the outer part of the framework is molded with the inner die through rubber, the outer side of the inner die is secondarily molded with the outer die upper half part and the outer die lower half part through rubber, and the outer die upper half part and the outer die lower half part are of an integrated structure and are called as outer dies together;
the surface of the framework is respectively provided with two rectangular through holes, the inside of each rectangular through hole is provided with a wire pressing row bus bar, two ends of each rectangular through hole are respectively provided with two first circular through holes, a power supply female terminal is arranged inside each first circular through hole, one side of each rectangular through hole is provided with a second circular through hole, and a signal shielding female terminal is arranged in each second circular through hole.
The bus cable and the wire pressing bar in the wire are connected and assembled in two rectangular through holes of the framework, the direct-current wire metal core is connected with the power female terminal in a welding mode, the power female terminal is assembled in a first circular through hole of the framework, and the protective shielding layer is connected with the signal shielding female terminal and assembled in a second circular through hole of the framework. And finally, injection molding the inner mold and the outer mold to form a middle plug and an end plug.
Preferably, the material of the outer cover is PVC.
In any of the above embodiments, the dc wire shielding layer and the protective shielding layer are preferably made of copper foil or aluminum foil.
In any of the above solutions, it is preferable that the flat cable is a common flat cable on the market.
In any of the above embodiments, it is preferred that the thickness of the outer cover is generally 1 to 2 mm.
In any of the above schemes, preferably, the flat cable is connected with the female wire pressing strip, the metal core of the dc cable is connected with the female power supply terminal by welding, every two protective shielding layers are connected by a copper sheet, one end of each protective shielding layer is connected with the female signal shielding terminal inside the end plug by a copper sheet, and the copper sheet is connected with the female signal shielding terminal by welding.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) the utility model firstly manufactures the wire rod with the required specification according to the requirement of a customer, and the wire rod is molded by injecting PVC sizing material, so that the flat cable and the power wire inside the flat wire are not irradiated by sunlight and corroded by rainwater, and the flat wire is completely adapted to outdoor use;
(2) the utility model discloses a to protect the shielding layer and adopt copper sheet welded mode and signal shielding female terminal to be connected, the copper sheet that will lead to the interrupt because of the crimping winding displacement again through hugging closely is connected to draw forth interference signal through signal shielding female terminal, make the internal signal transmission not disturbed, can reduce the outer radiation of signal again.
(3) The flat wire is injected inside the end plug and the middle plug, and waterproof performance between the wire and the plug is ensured.
(4) The thickness of the flat wire is very thin, so that the heights of the end plug and the middle plug are greatly reduced, and the size of the outer part of the box body is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the wire rod of the present invention
Fig. 3 is a schematic view of the connection structure of the end plug and the middle plug of the present invention;
fig. 4 is a schematic view of the connection structure of the framework of the present invention.
The reference numbers in the figures illustrate:
1. a wire rod; 2. an end plug; 3. an intermediate plug; 4. an outer quilt; 5. a direct current wire shielding layer; 6. a direct current wire protective sleeve; 7. a direct current wire metal core; 8. a protective shielding layer; 9. arranging wires; 10. the upper half part of the outer mold; 11. an inner mold; 12. a signal shielding female terminal; 13. a power supply female terminal; 14. pressing a wire bus; 15. the lower half part of the outer die; 16. and (3) a framework.
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 should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected," may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected between two elements.
The specific embodiment is as follows:
referring to fig. 1-4, a power and signal mixed shielding flat wire comprises a wire 1, intermediate plugs 3 and end plugs 2, wherein every two intermediate plugs 3 and the end plugs 2 are connected through the wire 1, the wire 1 comprises an outer cover 4, a direct current wire shielding layer 5, a direct current wire protective sleeve 6, a direct current wire metal core 7, a protective shielding layer 8 and a flat cable 9, the flat cable 9 is fixed inside the protective shielding layer 8, the direct current wire metal core 7 is fixed inside the direct current wire protective sleeve 6, the direct current wire protective sleeve 6 is fixed inside the direct current wire shielding layer 5, and the outer covers 4 are formed on the direct current wire shielding layer 5 and the protective shielding layer 8 through encapsulation;
the end plug 2 and the middle plug 3 respectively comprise an outer die upper half part 10, an inner die 11, an outer die lower half part 15 and a framework 16, the outer part of the framework 16 is molded with the inner die 11 through rubber, the outer side of the inner die 11 is secondarily molded with the outer die upper half part 10 and the outer die lower half part 15 through rubber, and the outer die upper half part 10 and the outer die lower half part 15 are of an integrated structure and are called as outer dies together;
two rectangular through holes are respectively formed in the surface of the framework 16, a wiring bus bar 14 is assembled inside the rectangular through holes, two first circular through holes are formed in two ends of each rectangular through hole, a power supply female terminal 13 is assembled inside each first circular through hole, a second circular through hole is formed in one side of each rectangular through hole, and a signal shielding female terminal 12 is assembled inside each second circular through hole
In this embodiment, in order to make the flat cable 9 and the power cord resistant to the open weather, a PVC cover 4 is molded on the outside of the flat cable, and the thickness of the PVC cover is generally 1-2 mm.
In this embodiment, in order to prevent signal interference, the flat cable 9 and the dc wire protective sheath 6 are externally provided with a protective shielding layer 8 and a dc wire shielding layer 5, which are made of copper foil or aluminum foil.
In the present embodiment, the flat cable is a common flat cable on the market for versatility.
In the embodiment, in order to prevent signal transmission from being interfered or lead out interference signals, the flat cable 9 is connected with the wire pressing bus 14, the direct current wire metal core 7 is connected with the power bus terminal 13 by welding, every two protective shielding layers 8 are connected by a copper sheet, one end of each protective shielding layer 8 is connected with the signal shielding bus terminal 12 inside the end plug 2 by the copper sheet, and the copper sheet is connected with the signal shielding bus terminal 12 by welding. This introduces an interference signal to the ground through the signal shielding female terminal 12.
The working principle is as follows:
during production, firstly, a wire 1 with a required specification is manufactured according to customer requirements, the wire 1 is molded through injection molding, then the flat cable 9 is pressed inside the wire pressing row bus 14, the wire pressing row bus 14 is assembled inside the rectangular through hole on the surface of the framework 16, the direct current wire metal core 7 inside the wire 1 is welded on the power supply female terminal 13, and the power supply female terminal 13 is assembled inside the first circular through hole. When the shielding layer is connected, the shielding layer 8 at the middle plug is connected through the tightly attached copper sheets, the shielding layer 8 at the end plug is connected with the signal shielding female terminal 12 in a copper sheet welding mode, and the signal shielding female terminal 12 is assembled in the second circular through hole. Thus, the middle plug 3 and the end plug 2 are formed by inner die forming and outer die forming in an injection molding mode.
In use, the wire connector is inserted into the control box PCB and the module PCB. The two PCBs are provided with corresponding pin headers for transmitting signals, power supply male terminals for transmitting current and signal shielding male terminals. Signals and current are transmitted downwards in a cascade mode through the pin header and the power supply male terminal on the control box PCB, and interference signals are transmitted to the signal shielding male terminal on the PCB through the signal shielding female terminal 12 so as to be led to the ground.
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 (6)
1. The utility model provides a power and signal mix dress shielding flat line, includes wire rod (1), middle plug (3) and end plug (2), per two between middle plug (3), middle plug (3) with all connect its characterized in that through wire rod (1) between end plug (2): the wire (1) comprises an outer cover (4), a direct current wire shielding layer (5), a direct current wire protective sleeve (6), a direct current wire metal core (7), a protective shielding layer (8) and a flat cable (9), wherein the flat cable (9) is fixed inside the protective shielding layer (8), the direct current wire metal core (7) is fixed inside the direct current wire protective sleeve (6), the direct current wire protective sleeve (6) is fixed inside the direct current wire shielding layer (5), and the outer covers (4) are formed on the outer portions of the direct current wire shielding layer (5) and the protective shielding layer (8) in an encapsulation mode;
the end plug (2) and the middle plug (3) respectively comprise an outer die upper half part (10), an inner die (11), an outer die lower half part (15) and a framework (16), the outer part of the framework (16) is molded with the inner die (11) through rubber, the outer side of the inner die (11) is secondarily molded with the outer die upper half part (10) and the outer die lower half part (15) through rubber, and the outer die upper half part (10) and the outer die lower half part (15) are of an integrated structure and are called as outer dies in a combined mode;
the surface of the framework (16) is respectively provided with two rectangular through holes, a wire pressing row bus (14) is assembled inside the rectangular through holes, two first circular through holes are formed in two ends of each rectangular through hole, a power supply female terminal (13) is assembled inside each first circular through hole, a second circular through hole is formed in one side of each rectangular through hole, and a signal shielding female terminal (12) is assembled inside each second circular through hole.
2. The power and signal mixed shielded flat wire of claim 1, wherein: the outer cover (4) is made of PVC, and the thickness of the outer cover (4) is generally 1-2 mm.
3. The power and signal mixed shielded flat wire of claim 1, wherein: the direct current wire shielding layer (5) and the protective shielding layer (8) are made of copper foil or aluminum foil.
4. The power and signal mixed shielded flat wire of claim 1, wherein: the flat cable (9) is a common flat cable on the market.
5. The power and signal mixed shielded flat wire of claim 1, wherein: the flat cable (9) is connected with a wire pressing row female terminal (14), the direct-current wire metal core (7) is connected with a power supply female terminal (13) through welding, every two protective shielding layers (8) are connected through a copper sheet, the protective shielding layers (8) at the positions of the end plugs (2) are connected with signal shielding female terminals (12) inside the end plugs (2) through copper sheets, and the copper sheets are connected with the signal shielding female terminals (12) through welding.
6. The power and signal mixed shielded flat wire of claim 1, wherein: the flat cable (9) and the wire pressing row bus bar (14) in the wire (1) are connected and assembled in two rectangular through holes of the framework (16), the direct-current wire metal core (7) and the power bus bar terminal (13) are connected through welding, the power bus bar terminal (13) is assembled in a first circular through hole of the framework (16), the protective shielding layer (8) is connected with the signal shielding bus bar terminal (12) and assembled in a second circular through hole of the framework (16), and finally the inner mold (11) and the outer mold are molded again to form the middle plug (3) and the end plug (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921791537.9U CN210744212U (en) | 2019-10-24 | 2019-10-24 | Power and signal mixed shielding flat wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921791537.9U CN210744212U (en) | 2019-10-24 | 2019-10-24 | Power and signal mixed shielding flat wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210744212U true CN210744212U (en) | 2020-06-12 |
Family
ID=70990032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921791537.9U Expired - Fee Related CN210744212U (en) | 2019-10-24 | 2019-10-24 | Power and signal mixed shielding flat wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210744212U (en) |
-
2019
- 2019-10-24 CN CN201921791537.9U patent/CN210744212U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20201024 |
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| CF01 | Termination of patent right due to non-payment of annual fee |