CN204406942U - A kind of LED display frame structure - Google Patents

Abstract

The utility model discloses a kind of LED display frame structure, comprise framework, the inwall of described framework shady face is provided with pcb board, multiple LED lamp source is longitudinally disposed side by side on pcb board, the framework inwall relative with LED lamp source is provided with resin bed, lighting cavity is formed between resin bed and pcb board, the upper groove of U-shaped is had in the both sides, top of lighting cavity, the both sides, bottom of lighting cavity have the lower groove of U-shaped, and baffle plate to be arranged in groove and to be sealed the upper end of lighting cavity by structure glue.When mounted, baffle plate is fixed in upper groove by structure glue and seals by the upper end of lighting cavity, and in the upper groove of U-shaped, be provided with the right-angle turning place of two 90 degree and a vertical junction, considerably increase the connection area between baffle plate and resin bed and pcb board, effectively block entering of external dust and moisture, ensure the stability work of LED lamp source in lighting cavity, extend its serviceable life simultaneously.

Description

A kind of LED display frame structure

Technical field

The utility model relates to a kind of LED, specifically refers to a kind of LED display frame structure.

Background technology

In the middle of the application of resin bed luminescent characters, the structure of commercially common luminescent characters comprises metal shell, LED light source and LIFT, and LIFT comprises transparent injecting glue layer and color injecting glue layer from inside to outside.But, apply to stereo luminous character and the light belt in the fields such as a head, signboard, mark, all there is frame more or less in front, the general side at word increases the form of installing ear or arranging bolt at side and is fixed on body of wall by luminescent characters when mounted, this kind of mounting means not only will be bored a hole on body of wall, and its installation procedure is also comparatively complicated, under long erosion by wind and rain, the light-emitting area out-of-flatness of Luminous character can be caused, cause visual effect to decline; Cause luminous site, front limited simultaneously, completely can not represent enterprise's word and logo at night, can not meet and send out the normal work requirements of pipe word; When panel to be connected with frame closely or between the two there is not the situation of coming unstuck time, easily intake into dirt at gap place, make the inner ponding of luminescent characters cause the function reduction of LED light source or directly damage; Existing partial tree lipid layer word is in appearance close to similar effect, but surface is completed by resinous layer material, and weatherability is poor, and the easy adhesive dust of product surface and foreign material are placed on the easy variable color of outdoor use, have a strong impact on the serviceable life of signboard.

Utility model content

The purpose of this utility model is to provide a kind of LED display frame structure, prevents panel to be connected with frame and does not closely cause LED to intake into dirt, improve the serviceable life of LED.

The purpose of this utility model is achieved through the following technical solutions:

A kind of LED display frame structure, comprise the framework of the rectangle of upper and lower both ends open, and the light-emitting area of described framework is transparent, the inwall of described framework shady face is provided with pcb board, multiple LED lamp source is longitudinally disposed side by side on pcb board, the framework inwall relative with LED lamp source is provided with resin bed, lighting cavity is formed between resin bed and pcb board, the upper groove of U-shaped is had in the both sides, top of lighting cavity, the both sides, bottom of lighting cavity have the lower groove of U-shaped, and baffle plate to be arranged in groove and to be sealed the upper end of lighting cavity by structure glue; Also comprise the base plate A and base plate B that are hinged, and the movable end of base plate A and base plate B is placed in lower groove respectively.The utility model is the improvement made existing LED lamp source, existing LED lamp source comprises metal edge frame, its material is iron sheet baking vanish, stainless steel, the metals such as aluminium, framework is identical with traditional metal edge frame, light-emitting area of the present utility model is transparent, and the resin bed that can carry out optically focused to LED lamp source is installed on the inwall of light-emitting area, and pcb board is arranged on the inwall of shady face, pcb board and resin bed form a lighting cavity, on the top of lighting cavity, namely the upper end of resin bed and the upper end of pcb board offer the upper groove of U-shaped, baffle plate for sealing can be free to slide in upper groove, fast and easy is installed, and when mounted, baffle plate is fixed in upper groove by structure glue and seals by the upper end of lighting cavity, and in the upper groove of U-shaped, be provided with the right-angle turning place of two 90 degree and a vertical junction, considerably increase the connection area between baffle plate and resin bed and pcb board, effectively block entering of external dust and moisture, ensure the stability work of LED lamp source in lighting cavity, extend its serviceable life simultaneously, and the lower end of lighting cavity is sealed by the base plate A that is hinged and base plate B, and the movable end of base plate A and base plate B is all placed in the lower groove of U-shaped, due to the gravity factor of dust and moisture, it seldom enters into lighting cavity inside by the bottom of framework, base plate A and the bottom of contact area larger between base plate B and lower groove to lighting cavity is meanwhile utilized to close equally, lighting cavity inside is entered into avoid the airborne dust of minority or toy etc., and the bottom of lighting cavity is opened by displacement fast by the base plate A be hinged and base plate B, the service work of handled easily personnel.

Further, the inwall of both sides up and down of described lower groove rolls and is provided with ball, the movable end of base plate A and base plate B respectively with ball contact.When the movable end of base plate A and base plate B enters in lower groove; usual meeting is worn and torn mutually with the inwall of lower groove; and produce larger force of sliding friction; and then cause reduce the serviceable life of resin bed and pcb board; the inwall of both sides up and down of lower groove is provided with ball; ball and the sliding friction between base plate A, base plate B is made to become rolling friction; substantially reduce wearing and tearing between the two; while realizing lighting cavity lower end quick closure, also improve the serviceable life of the utility model inner components.

Further, also comprise cable-through hole, be connected with external power source through cable-through hole by wire after multiple described LED lamp source parallel connection.Multiple LED lamp source is after parallel connection, then be communicated with outside power supply by wire, the wire terminal avoiding multiple LED lamp source too much increases installation cost, and cable-through hole opens the shady face in lighting cavity, effectively can stop that extraneous foreign material enter into lighting cavity inside, ensure the luminescence efficiency of LED lamp source.

The utility model compared with prior art, has following advantage and beneficial effect:

1, the utility model when mounted, baffle plate is fixed in upper groove by structure glue and seals by the upper end of lighting cavity, and in the upper groove of U-shaped, be provided with the right-angle turning place of two 90 degree and a vertical junction, considerably increase the connection area between baffle plate and resin bed and pcb board, effectively block entering of external dust and moisture, ensure the stability work of LED lamp source in lighting cavity, extend its serviceable life simultaneously;

2, the utility model is provided with ball on the inwall of both sides up and down of lower groove, ball and the sliding friction between base plate A, base plate B is made to become rolling friction, substantially reduce wearing and tearing between the two, while realizing lighting cavity lower end quick closure, also improve the serviceable life of the utility model inner components;

3, the multiple LED lamp source of the utility model is after parallel connection, then be communicated with outside power supply by wire, the wire terminal avoiding multiple LED lamp source too much increases installation cost, and cable-through hole opens the shady face in lighting cavity, effectively can stop that extraneous foreign material enter into lighting cavity inside, ensure the luminescence efficiency of LED lamp source.

Accompanying drawing explanation

Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms a application's part, does not form the restriction to the utility model embodiment.In the accompanying drawings:

Fig. 1 is the utility model structural representation;

Fig. 2 is the A place enlarged drawing of Fig. 1;

Mark and corresponding parts title in accompanying drawing:

1-framework, 2-resin bed, 3-ball, 4-base plate A, 5-lower groove, 6-PCB plate, 7-LED lamp source, 8-string holes, 9-base plate B, 10-baffle plate.

Embodiment

Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.

Embodiment

As depicted in figs. 1 and 2, the present embodiment comprises the framework 1 of the rectangle of upper and lower both ends open, and the light-emitting area of described framework 1 is transparent, the inwall of described framework 1 shady face is provided with pcb board 6, multiple LED lamp source 7 is longitudinally disposed side by side on pcb board 6, framework 1 inwall relative with LED lamp source 7 is provided with resin bed 2, lighting cavity is formed between resin bed 2 and pcb board 6, the upper groove of U-shaped is had in the both sides, top of lighting cavity, the both sides, bottom of lighting cavity have the lower groove 5 of U-shaped, baffle plate 10 to be arranged in groove and to be sealed the upper end of lighting cavity by structure glue, also comprise the base plate A4 and base plate B9 that are hinged, and the movable end of base plate A4 and base plate B9 is placed in lower groove 5 respectively, the inwall of both sides up and down of described lower groove 5 rolls and is provided with ball 3, base plate A4 contacts with ball 3 respectively with the movable end of base plate B9.

The utility model is the improvement made existing LED lamp source 7, existing LED lamp source 7 comprises metal edge frame, its material is iron sheet baking vanish, stainless steel, the metals such as aluminium, framework 1 is identical with traditional metal edge frame, light-emitting area of the present utility model is transparent, and the resin bed 2 that can carry out optically focused to LED lamp source 7 is installed on the inwall of light-emitting area, and pcb board 6 is arranged on the inwall of shady face, pcb board 6 and resin bed 2 form a lighting cavity, on the top of lighting cavity, namely the upper end of resin bed 2 and the upper end of pcb board 6 offer the upper groove of U-shaped, baffle plate 10 for sealing can be free to slide in upper groove, fast and easy is installed, and when mounted, baffle plate 10 is fixed in upper groove by structure glue and seals by the upper end of lighting cavity, and in the upper groove of U-shaped, be provided with the right-angle turning place of two 90 degree and a vertical junction, considerably increase the connection area between baffle plate 10 and resin bed 2 and pcb board 6, effectively block entering of external dust and moisture, ensure the stability work of LED lamp source 7 in lighting cavity, extend its serviceable life simultaneously, and the lower end of lighting cavity is sealed by the base plate A4 that is hinged and base plate B9, and the movable end of base plate A4 and base plate B9 is all placed in the lower groove 5 of U-shaped, due to the gravity factor of dust and moisture, it seldom enters into lighting cavity inside by the bottom of framework 1, base plate A4 and the bottom of contact area larger between base plate B9 and lower groove 5 to lighting cavity is meanwhile utilized to close equally, lighting cavity inside is entered into avoid the airborne dust of minority or toy etc., and the bottom of lighting cavity is opened by displacement fast by the base plate A4 be hinged and base plate B9, the service work of handled easily personnel,

Wherein, when the movable end of base plate A4 and base plate B9 enters in lower groove 5; usual meeting is worn and torn mutually with the inwall of lower groove 5; and produce larger force of sliding friction; and then cause reduce the serviceable life of resin bed 2 and pcb board 6; the inwall of both sides up and down of lower groove 5 is provided with ball 3; ball 3 and the sliding friction between base plate A4, base plate B9 is made to become rolling friction; substantially reduce wearing and tearing between the two; while realizing lighting cavity lower end quick closure, also improve the serviceable life of the utility model inner components.

Also comprise cable-through hole 8, be connected with external power source through cable-through hole 8 by wire after the parallel connection of multiple described LED lamp source 7.Multiple LED lamp source 7 is after parallel connection, then be communicated with outside power supply by wire, the wire terminal avoiding multiple LED lamp source 7 too much increases installation cost, and cable-through hole 8 opens the shady face in lighting cavity, effectively can stop that extraneous foreign material enter into lighting cavity inside, ensure the luminescence efficiency of LED lamp source 7.

Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only embodiment of the present utility model; and be not used in restriction protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (3)

1. a LED display frame structure, comprise the framework (1) of the rectangle of upper and lower both ends open, and the light-emitting area of described framework (1) is transparent, it is characterized in that: on the inwall of described framework (1) shady face, pcb board (6) is installed, multiple LED lamp source (7) is longitudinally disposed side by side on pcb board (6), framework (1) inwall relative with LED lamp source (7) is provided with resin bed (2), lighting cavity is formed between resin bed (2) and pcb board (6), the upper groove of U-shaped is had in the both sides, top of lighting cavity, the both sides, bottom of lighting cavity have the lower groove (5) of U-shaped, baffle plate (10) to be arranged in groove and to be sealed the upper end of lighting cavity by structure glue, also comprise the base plate A(4 be hinged) and base plate B(9), and base plate A(4) and base plate B(9) movable end be placed in respectively in lower groove (5).

2. a kind of LED display frame structure according to claim 1, is characterized in that: on the inwall of both sides up and down of described lower groove (5) roll be provided with ball (3), base plate A(4) with base plate B(9) movable end contact with ball (3) respectively.

3. a kind of LED display frame structure according to claim 1 and 2, is characterized in that: also comprise cable-through hole (8), is connected after the parallel connection of multiple described LED lamp source (7) by wire through cable-through hole (8) with external power source.