阅读说明：本技术 一种陈列展示用的供电装置 (Power supply device for display and exhibition ) 是由 刘小云 徐凯 董建国 陈东 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种陈列展示用的供电装置,包括：条形供电腔,由侧板围绕而成,设有沿其长度方向延伸的条形孔；固定供电端,设置在所述条形供电腔中；柔性导电条,设置在条形供电腔中且一端与所述固定供电端连接；取电头,可定位地滑动设置在所述条形孔上,包括位于所述条形供电腔内用于连接所述的柔性导电条的另一端的取电部和位于所述条形供电腔外的输出部,所述取电头远离或靠近所述固定供电端时所述柔性导电条伸展或弯曲；本发明的陈列展示用的供电装置,具有结构简单、装配使用方便、体积小、防水、制造成本低等优点。(The invention discloses a power supply device for display and exhibition, comprising: the strip-shaped power supply cavity is formed by surrounding side plates and is provided with strip-shaped holes extending along the length direction of the side plates; the fixed power supply end is arranged in the strip-shaped power supply cavity; the flexible conductive strip is arranged in the strip-shaped power supply cavity, and one end of the flexible conductive strip is connected with the fixed power supply end; the power taking head is positionally and slidably arranged on the strip-shaped hole and comprises a power taking part and an output part, the power taking part is positioned in the strip-shaped power supply cavity and used for connecting the other end of the flexible conductive strip, the output part is positioned outside the strip-shaped power supply cavity, and the flexible conductive strip stretches or bends when the power taking head is far away from or close to the fixed power supply end; the power supply device for display and exhibition has the advantages of simple structure, convenience in assembly and use, small volume, water resistance, low manufacturing cost and the like.)

1. A power supply unit for display and presentation, comprising:

the strip-shaped power supply cavity (100) is formed by surrounding side plates and is provided with a strip-shaped hole (101) extending along the length direction of the side plates;

a fixed power supply terminal (200) disposed in the strip-shaped power supply cavity (100);

the flexible conductive strip (300) is arranged in the strip-shaped power supply cavity (100) and one end of the flexible conductive strip is connected with the fixed power supply end (200);

the power taking head (400) is arranged on the strip-shaped hole (101) in a sliding mode in a positionable mode and comprises a power taking part (401) located in the strip-shaped power supply cavity (100) and used for being connected with the other end of the flexible conductive strip (300) and an output part (402) located outside the strip-shaped power supply cavity (100), and when the power taking head (400) is far away from or close to the fixed power supply end (200), the flexible conductive strip (300) stretches or bends.

2. The power supply device for display and exhibition as claimed in claim 1, characterized in that said fixed power supply terminals (200) are divided into two groups (201, 202) positive and negative, and correspondingly, said flexible conductive strips (300) are divided into two groups (301, 302) positive and negative and respectively connected to the corresponding fixed power supply terminals (200), and the other ends of the two flexible conductive strips (300) are connected to the same power take-off head (400).

3. The power supply apparatus for display presentation according to claim 1, wherein two fixed power supply terminals (200) are respectively provided at opposite sides in a vertical length direction of the strip-shaped power supply chamber (100).

4. The power supply apparatus for display presentation according to claim 3, wherein the power take-off head (400) is located between the positive and negative sets of fixed power supply terminals (200) in a projection on a cross section of the strip-shaped power supply chamber (100) along a length direction of the strip-shaped power supply chamber (100).

5. The power supply apparatus for display and presentation as claimed in claim 1, wherein said fixed power supply terminal (200) comprises:

a power supply conductive strip (203) fixed at both ends through the strip-shaped power supply cavity (100);

and the power supply block (204) is fixedly connected with the power supply conductive bar (203) and is connected with the flexible conductive bar (300).

6. The power supply unit for display and presentation according to claim 5, characterized in that the power supply conductor strips (203) are insulated wires.

7. The power supply apparatus for display presentation according to claim 2, wherein the strip-shaped power supply chamber (100) is flat, has a width and a height, and is surrounded by a front cover (102), a left side rail (103), a rear cover (104), and a right side rail (105).

8. The power supply for display and presentation as claimed in claim 7, wherein said front cover (102), left side rail (103), rear cover (104) and right side rail (105) are integrally formed.

9. The power supply unit for display and presentation as claimed in claim 7, wherein two fixed power supply terminals (200), one is provided inside said right side rail (105) and the other is provided inside said left side rail (103).

10. The power supply unit for display and presentation as claimed in claim 7, wherein the inner sides of the front cover (102) and the rear cover (104) near the left side rail (103) and the right side rail (105) are respectively provided with a rib (106) oppositely arranged for limiting the power supply block (204).

11. The apparatus for supplying electric power to a display as claimed in claim 10, wherein two conductive strips (203) are provided between the left-hand rail (103) and the rib (106) and between the right-hand rail (105) and the rib (106), respectively.

12. The power supply unit for display and presentation according to claim 7, wherein the strip-shaped hole (101) is provided in the front cover (102).

13. The power supply apparatus for display and exhibition as claimed in claim 7, characterized in that said power take-off portion (401) is expanded to form a slider to both sides in the width direction of the strip-shaped power supply chamber (100).

14. The power supply device for display and exhibition as claimed in claim 13, characterized in that said power take-off part (401) is made of plastic with rockwell hardness of 50-90, and has a single-side fitting clearance of 0.20-0.30 mm with said front cover (102) and said rear cover (104) to form a positioning damping with said strip-shaped power supply cavity (100).

15. The power supply unit for display presentation according to claim 7, wherein the strip-shaped power supply chamber (100) has a height H, the flexible conductive strip (300) has a diameter D, D < H < 2D.

16. The power supply unit for display and presentation of any of claims 1 to 15 wherein said flexible conductive strip (300) is an insulated wire.

17. The power supply unit for display and exhibition as claimed in any of claims 1 to 15, characterized in that the power pick-up portion (401) of said power pick-up head (400) has a rigid hollow rod (403) extending outwards along the length of said strip-shaped power supply chamber (100) and passing through said flexible conductive strip (300).

18. The power supply unit for display and exhibition as claimed in any of claims 2 to 15, characterized in that two flexible conductive strips (300) are located on both sides of said power pick-up head (400) in the longitudinal direction of said strip-shaped power supply chamber (100).

19. The power supply unit for display and exhibition as claimed in any of claims 2 to 15, characterized in that two flexible conductive strips (300) are located on the same side of said power pick-up head (400) in the longitudinal direction of said strip-shaped power supply chamber (100).

20. The power supply for display and presentation according to claim 19, characterized in that the strip-shaped power supply chamber (100) is provided with an intermediate barrier (108) separating two flexible conductive strips (300).

21. The power supply unit for display and exhibition as claimed in claim 20, characterized in that said intermediate stop (108) is formed by folding down and inward both long sides of said strip-shaped hole (101), and said pick-up head (400) is provided with a groove (406) avoiding said intermediate stop (108).

22. The power supply unit for display and exhibition as claimed in any of claims 1 to 15, characterized in that the strip-shaped holes (101) are provided with sealing strips fixed on both long sides thereof, which are abutted or overlapped.

23. The power supply unit for display and exhibition as claimed in any of claims 1 to 15, characterized in that said cooperating fixed power supply terminal (200), flexible conductive strip (300) and power pick-up head (400) are provided in at least two groups, distributed along the length of said strip-shaped power supply chamber (100).

24. The power supply apparatus for display and presentation as claimed in any one of claims 1 to 15 wherein said output portion (402) is connected to a plug (404) or a socket.

25. The power supply unit for display and exhibition as claimed in any of claims 1 to 15, characterized in that said strip-shaped power supply chamber (100) is provided with a magnetic member for fixation on the outside.

Technical Field

The invention relates to the technical field of power supply, in particular to a power supply device for display and exhibition.

Background

The display and exhibition are generally realized through a goods shelf or a showcase, electric equipment is often needed, for example, an LED lamp is used for illumination, the LED lamp needs to be powered by wires, each wire is generally provided with one lamp for power supply, so that too many wires exist in the whole goods shelf, inconvenience is brought to installation, the installation cost is increased, a shelf laminate has an up-and-down adjusting function, when different commodities are placed on the goods shelf, the height of the shelf laminate needs to be adjusted upwards or downwards, the laminate cannot be conveniently moved by the wires with fixed length, the laminate is required to be re-installed according to the height of a new laminate after the wires are detached, and in addition, the attractiveness is influenced and the safety risk is increased due to the fact.

Disclosure of Invention

In view of the above, the present invention provides a power supply device for display and exhibition to solve the above technical problems.

A power supply unit for display and presentation comprising:

the strip-shaped power supply cavity is formed by surrounding side plates and is provided with strip-shaped holes extending along the length direction of the side plates;

the fixed power supply end is arranged in the strip-shaped power supply cavity;

the flexible conductive strip is arranged in the strip-shaped power supply cavity, and one end of the flexible conductive strip is connected with the fixed power supply end;

the power taking head is arranged on the strip-shaped hole in a positioning sliding mode and comprises a power taking part and an output part, the power taking part is located in the strip-shaped power supply cavity and used for being connected with the other end of the flexible conductive strip, the output part is located outside the strip-shaped power supply cavity, and the flexible conductive strip stretches or bends when the power taking head is far away from or close to the fixed power supply end.

Preferably, the fixed power supply ends are divided into a positive group and a negative group which are respectively arranged on two opposite sides of the strip-shaped power supply cavity in the vertical length direction;

correspondingly, the flexible conductive strips are divided into a positive flexible conductive strip and a negative flexible conductive strip, the positive flexible conductive strip and the negative flexible conductive strip are respectively connected with the corresponding fixed power supply ends, and the other ends of the two flexible conductive strips are connected to the same power taking head.

Preferably, the projection of the power taking head on the cross section of the strip-shaped power supply cavity along the length direction of the strip-shaped power supply cavity is positioned between the positive and negative groups of fixed power supply ends.

Preferably, the fixed power supply terminal includes:

the power supply conducting bar penetrates through the strip-shaped power supply cavity and is fixed at two ends;

and the power supply block is fixedly connected with the power supply conductive bar and is connected with the flexible conductive bar.

Preferably, the power supply conducting bar is an insulated conducting wire.

Preferably, the strip-shaped power supply cavity is flat, has a width and a height, and is formed by surrounding a front cover, a left side blocking strip, a rear cover and a right side blocking strip.

Preferably, the front cover, the left side barrier strip, the rear cover and the right side barrier strip are manufactured in an integrated forming mode.

Preferably, the two fixed power supply terminals are arranged on the inner side of the right side stop bar, and the other fixed power supply terminal is arranged on the inner side of the left side stop bar.

Preferably, the positions of the inner sides of the front cover and the rear cover, which are close to the left side barrier strip and the right side barrier strip, are respectively provided with a convex rib which is oppositely arranged and used for limiting the power supply block.

Preferably, the two power supply conducting bars are respectively arranged between the left side barrier bar and the rib and between the right side barrier bar and the rib.

Preferably, the strip-shaped hole is formed in the front cover.

Preferably, the power take-off part expands to form a slider on both sides in the width direction of the strip-shaped power supply cavity.

Preferably, the electricity taking part is made of plastic with Rockwell hardness of 50-90, and a single-side assembly gap between the electricity taking part and the front cover and between the electricity taking part and the rear cover is 0.20-0.30 mm, so that positioning damping is formed between the electricity taking part and the strip-shaped power supply cavity.

Preferably, the height of the strip-shaped power supply cavity is H, the diameter of the flexible conductive strip is D, and D is more than H and less than 2D.

Preferably, the flexible conductive strips are insulated wires.

Preferably, the power taking part of the power taking head is provided with a rigid hollow rod which extends outwards along the length direction of the strip-shaped power supply cavity and is sleeved outside the flexible conductive strip in a penetrating manner.

Preferably, in the length direction of the strip-shaped power supply cavity, two flexible conductive strips are respectively located on two sides of the power taking head.

Preferably, in the length direction of the strip-shaped power supply cavity, the two flexible conductive strips are located on the same side of the power taking head.

Preferably, the strip-shaped power supply cavity is internally provided with a middle barrier strip for separating the two flexible conductive strips.

Preferably, the middle blocking strip is formed by downwards and inwards turning two long edges of the strip-shaped hole, and a groove for avoiding the middle blocking strip is formed in the power taking head.

Preferably, the two long sides of the strip-shaped hole are fixed with sealing strips which are abutted or overlapped.

Preferably, at least two groups of the matched fixed power supply end, the matched flexible conductive strip and the matched power taking head are arranged and distributed along the length direction of the strip-shaped power supply cavity.

Preferably, the output part is connected with a plug or a socket.

Preferably, a magnetic part for fixing is arranged on the outer side of the strip-shaped power supply cavity.

The invention has the technical effects that:

the power supply device for display and exhibition has the advantages of simple structure, convenience in assembly and use, small volume, water resistance, low manufacturing cost and the like.

Drawings

Embodiments of the invention are described below with reference to the accompanying drawings, in which:

fig. 1 is a schematic configuration diagram of a power supply device for display and exhibition according to embodiment 1.

Fig. 2 is a schematic structural view of a power supply device for display presentation according to example 1 (with a strip-shaped power supply chamber removed).

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic view of another angle of fig. 3.

Fig. 5 is a schematic sectional view of the power supply device for display exhibition of embodiment 1 at the power take-off head.

Fig. 6 is a schematic view of a part (selected from the part of embodiment 1 in fig. 4) of the power supply device for display exhibition of embodiment 2.

Fig. 7 is a schematic sectional view of the power supply device for display exhibition of embodiment 3 at the power take-off head.

Detailed Description

Specific embodiments of the present invention will be described in further detail below based on the drawings. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.