CN210744353U - Wire rod type power supply and signal mixed loading cascade line - Google Patents

Abstract

The utility model discloses a wire rod formula power and signal load in mixture cascade line relates to LED display screen technical field. The utility model discloses a foreskin winding displacement, the flat line plug has all been moulded plastics at the both ends of foreskin winding displacement, the both sides of foreskin winding displacement are provided with two single power cords, the flat line plug includes centre form, external mold and skeleton, the inside of centre form is fixed with the skeleton, the rectangle cavity has been seted up to one side of skeleton, it is female to assemble the line ball row in the rectangle cavity, female package of line ball row contains first row of mother and second row of mother two parts, first row of mother is ten holes with second row of mother. The utility model discloses a series of designs make the module can reduce the quantity that control box and joint link to each other, and then avoid control box appearance too big, the too high problem of manufacturing cost also can further exert the power of power simultaneously, has enlarged the control category of control box.

Description

Wire rod type power supply and signal mixed loading cascade line

Technical Field

The utility model relates to a LED display screen technical field, more specifically say, relate to a reach power and signal mixed loading cascade line of cascading purpose through the processing of wire rod.

Background

The application of LED front maintenance module in market has been very extensive, and the customer adopts power and signal to load in mixture flat winding displacement also fairly much, but if according to a module corresponds a plug and inserts the control box again, sometimes the control box will do very big, also do not benefit to the full power performance of power in the control box simultaneously, the cost is increased, and traditional control box size is generally big partially on the market, can not exert mains power again, more can not realize the method of a plurality of modules of control box interface control, 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 wire rod formula power and signal load in mixture cascade line 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 wire type mixed power and signal assembly cascade line comprises a wrapped flat cable, wherein both ends of the wrapped flat cable are respectively injected with a flat wire plug, two single power lines are arranged on two sides of the wrapped flat cable, the flat cable plug comprises an inner die, an outer die and a framework, a framework is fixed inside the inner die, a rectangular cavity is arranged at one side of the framework, a wire pressing nut is assembled in the rectangular cavity, the wire pressing row bus comprises an upper half row bus and a lower half row bus, the upper half row bus and the lower half row bus are both ten holes, circular through holes are arranged at both ends of the rectangular cavity, power supply female terminals are assembled in the two circular through holes, the outer side of the inner mold is wrapped with an outer mold, the inner mold is formed on the outer side of the framework through encapsulation and injection molding, the outer die is formed on the outer side of the inner die in a secondary forming mode through rubber coating, and circular mounting through holes are formed in four end corners of the outer die.

Preferably, 20 signal lines, namely 20pin flat cables, are wrapped inside the wrapping flat cable and are integrally formed through injection molding, the flat cable is a common flat cable in the market, and the signal lines are connected with the wire pressing row bus in a compression joint mode.

In any of the above schemes, preferably, the single power line is connected to the power supply female terminal in a welding manner, a copper conductor is fixed inside the single power line, and the single power line is a commercially available RVV wire.

In any of the above schemes, preferably, the flat wire plug is formed by wrapping an inner die, a framework, a single power wire, a power female terminal, a wrapped flat cable, an upper half row of female terminals and a lower half row of female terminals with an outer die.

In any of the above aspects, preferably, 10 of the 20 signal wires wrapped inside the flat wire plug are in a disconnected state, and the fracture is wrapped inside the flat wire plug.

3. Advantageous effects

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

(1) the utility model discloses a link to each other a control box interface with a plurality of module interfaces. When direct current and signals from the control box reach a first plug, in the aspects of current transmission and cascade connection, a single power line is welded on a power supply female terminal, so that the power supply female terminal transmits current to a module on one hand, and continues to cascade the current to the next plug on the other hand; in the aspects of signal transmission and cascade connection, the first flat wire plug is provided with an upper half row of bus bars, so that signals are continuously transmitted to the second flat wire plug along with the bus bars, at the moment, on one hand, the lower half row of bus bars of the second flat wire plug is disconnected with the bus bars between the lower half row of bus bars of the first flat wire plug, namely, the bus bars are cut by half, so that the signals enter the module PCB through the other half row of bus bars and the connected upper half row of bus bars, the module continuously transmits the signals to the lower half row of bus bars of the second plug, and the lower half row of bus bars transmit the signals through the bus bars connected with the lower half row of bus bars of the third plug; on the other hand, the flat cable connecting the upper half row of the second plug and the upper half row of the third plug is disconnected at the upper half row of the second plug, and the flat cable connecting the lower half row of the second plug and the lower half row of the first plug is disconnected at the lower half row of the second plug, so that signals cannot be transmitted from the lower half row of the second plug; by parity of reasoning, the signal is continuously connected in series through the bus bar, the flat cable and the module PCB, so that the aim of signal cascade is fulfilled.

(2) The utility model discloses owing to adopted detached foreskin winding displacement and single power cord, consequently the whole thickness of product is very little and the wire rod is softer, is favorable to the module to carry out crooked and packing and the very little module of interval. Meanwhile, the wire arranging and wrapping enables the wire to be used outdoors;

(3) the utility model discloses owing to adopted the joint design of skeleton, centre form, external mold, consequently enable to connect effective waterproof and be difficult to warp, be favorable to using on outdoor LED screen.

(4) The utility model discloses can continue to cascade down in the current strength scope that the control box can bear, increase the quantity of control box management module.

(5) The utility model discloses owing to adopted the foreskin winding displacement, the winding displacement is the ordinary winding displacement in market, consequently can utilize the ripe technology of arranging female crimping winding displacement, is favorable to reducing the welding, reduces the mistake, reduces the whole size of product.

Drawings

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

FIG. 2 is an exploded view of the flat wire plug of the present invention;

fig. 3 is an overall plan view of the present invention;

fig. 4 is a schematic diagram of the flat cable of the present invention.

The reference numbers in the figures illustrate:

1. wrapping wire arranging; 2. a single power line; 3. a flat wire plug; 4. a circular mounting through hole; 5. a framework; 6. a power supply female terminal; 7. the upper half row of the mother; 8. an inner mold; 9. the lower half row of the mother; 10. and (7) outer molding.

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 wire-cascaded power and signal mixed-loading cascaded line comprises a wrapped flat cable 1, flat wire plugs 3 are injected at two ends of the wrapped flat cable 1, two single power wires 2 are arranged at two sides of the wrapped flat cable 1, each flat wire plug 3 comprises an inner mold 8, an outer mold 10 and a framework 5, the framework 5 is wrapped inside the inner mold 8, a rectangular cavity is formed at one side of the framework 5, a wire pressing busbar is assembled in the rectangular cavity and comprises an upper half busbar 7 and a lower half busbar 9, the upper half busbar 7 and the lower half busbar 9 are ten holes, circular through holes are formed at two ends of the rectangular cavity, power female terminals 6 are assembled in the two circular through holes, the outer side of the inner mold 8 is wrapped with the outer mold 10, the inner mold 8 is molded on the outer side of the framework 5 by encapsulation injection molding, the outer mold 10 is molded on the outer side of the inner mold 8 by encapsulation twice, the four end corners of the outer mold 10 are all provided with circular mounting through holes 4.

In this embodiment, the wrapped flat cable 1 is wrapped with 20 signal wires, i.e., 20pin flat cables, and is integrally formed by injection molding, so that the flat cable can be protected and used outdoors. The flat cable is a common flat cable in the market, and the signal line is connected with the line pressing row bus in a compression joint mode, so that the production of the plug is more convenient, and the cost is saved. The wrapped flat cable 1 is integrally formed by injection molding, the single power line 2 is welded with the power female terminal 6,

in the embodiment, in order to realize the cascade connection of direct current, the single power line 2 is connected with the power female terminal 6 in a welding manner, the inside of the single power line 2 is wrapped with a copper conductor, and the single power line 2 is a common RVV wire rod in the market.

In the embodiment, in order to meet the waterproof requirement of the plug, the flat wire plug 3 is formed by wrapping an inner die 8, a framework 5, a single power line 2, a power female terminal 6, a wrapped flat cable 1, an upper half row female 7 and a lower half row female 9 by an outer die 10.

In this embodiment, in order to implement signal cascading, 10 of the 20 signal lines wrapped inside the flat wire plug 3 are in a disconnected state, that is, 10 of the 20 signal lines are connected to the upper half row bus 7 or the lower half row bus 9, and the other 10 signal lines are not connected, and for the same flat wire plug 3, the upper half row bus 7 located above is connected to the signal line on one side thereof, the lower half row bus 9 located above is necessarily connected to the signal line on the other side thereof, and the corresponding signal lines on the other two sides are necessarily in a disconnected and disconnected state.

The working principle is as follows:

when in use, the utility model discloses link to each other control box and a plurality of module. When direct current and signals from the control box PCB reach the first flat wire plug 3 through the power supply male terminal and the pin header, in the aspects of current transmission and cascade connection, because the single power supply wire 2 is welded on the power supply female terminal 6, the power supply female terminal 2 transmits current to a module through the power supply male terminal on the module PCB on one hand, and continues to cascade the current to the next flat wire plug 3 on the other hand; in terms of signal transmission and cascade connection, the first flat wire plug 3 is provided with the upper half row of bus bars 7, so that signals are continuously transmitted to the second flat wire plug 3 along the flat wires, at the moment, on one hand, the flat wires between the lower half row of bus bars 9 of the second flat wire plug 3 and the lower half row of bus bars 9 of the first flat wire plug 3 are disconnected, namely, the flat wires are cut by half, so that the signals enter the flat pins in the module PCB through the other half flat wires and the connected upper half row of bus bars 7, the module continuously transmits the signals and returns to the lower half row of bus bars 9 of the second plug 3 through the flat pins, and the lower half row of bus bars 9 transmits the signals downwards through the flat wires connected with the lower half row of bus bars 9 in the third plug 3; on the other hand, the flat cable connecting the upper half row of the female connector 7 of the second plug 3 with the upper half row of the female connector 7 of the third plug 3 is disconnected at the upper half row of the female connector 7 of the second plug 3, the flat cable connecting the lower half row of the female connector 9 of the second plug 3 with the lower half row of the female connector 9 of the first plug 3 is disconnected at the lower half row of the female connector 9 of the second plug 3, and signals cannot be transmitted from the lower half row of the female connector 9 of the second plug 3; by parity of reasoning, the signal is continuously connected in series through the bus bar, the flat cable and the module PCB, so that the aim of signal cascade is fulfilled.

The above is only a 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 (5)

1. A wire type power supply and signal mixed assembly cascade connection wire comprises a sheath flat cable (1) and is characterized in that flat wire plugs (3) are injected at two ends of the sheath flat cable (1), two single power wires (2) are arranged at two sides of the sheath flat cable (1), each flat wire plug (3) comprises an inner mold (8), an outer mold (10) and a framework (5), a framework (5) is fixed inside the inner mold (8), a rectangular cavity is formed in one side of the framework (5), a wire pressing row bus is assembled in the rectangular cavity and comprises an upper half row bus (7) and a lower half row bus (9), the upper half row bus (7) and the lower half row bus (9) are ten holes, circular through holes are formed in two ends of the rectangular cavity, power supply bus terminals (6) are assembled in the two circular through holes, and the outer side of the inner mold (8) is wrapped by the flat wire plugs (10), the inner die (8) is formed on the outer side of the framework (5) through encapsulation and injection molding, the outer die (10) is formed on the outer side of the inner die (8) through encapsulation and secondary molding, and the four end corners of the outer die (10) are provided with circular mounting through holes (4).

2. The wire type power and signal mixed-loading cascade line of claim 1, wherein: the wrapping flat cable (1) is internally wrapped with 20 signal wires, namely 20pin flat cables, and the flat cables are integrally formed by injection molding and are common flat cables in the market, and the signal wires are connected with the female crimping of the wire pressing row.

3. The wire type power and signal mixed-loading cascade line of claim 1, wherein: the single power line (2) is connected with the power female terminal (6) in a welding mode, a copper conductor is fixed inside the single power line (2), and the single power line (2) is a common RVV wire rod in the market.

4. The wire type power and signal mixed-loading cascade line of claim 1, wherein: the flat wire plug (3) is formed by wrapping an inner die (8), a framework (5), a single power line (2), a power female terminal (6), a wrapping flat cable (1), an upper half row of female terminals (7) and a lower half row of female terminals (9) by an outer die (10).

5. The wire type power and signal mixed-loading cascade line of claim 1, wherein: 10 of the 20 signal wires wrapped inside the flat wire plug (3) are in a disconnected state, and a fracture is wrapped inside the flat wire plug (3).

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