A power supply component for a hanging electronic sign

Abstract

This invention relates to a power supply assembly for a suspended electronic sign, comprising a conductive spring, a snap-fit ​​connector, a rotating base, a PCB board, a cover, and a flexible conductor. The snap-fit ​​connector has a circular through-hole, and an inwardly protruding support strip is provided along the edge of the circular through-hole. The rotating base is fitted into the snap-fit ​​connector, with the snap-fit ​​connector at the top of the rotating base located above the snap-fit ​​connector, a support plate in the middle supported on the support strip, and a connector with a through-slot at the bottom extending below the snap-fit ​​connector. The PCB board is housed in the through-slot, and the conductive spring is fixedly connected to the PCB board. The cover has a space inside to accommodate the connector, a central circular hole on the bottom surface, and a through-slot on the side surface passing through the top and bottom surfaces and the central circular hole. The flexible conductor passes through the through-slot and extends into the cover, with its top end inserted into the PCB board. The flexible conductor is suspended on the bottom surface of the cover by a suspension member, and a fixing member connecting the electronic sign body is provided on the portion of the flexible conductor located below the cover. The cover is fitted over the connector and fixedly connected to the connector.

Description

Technical Field

[0001] The invention relates to the technical field of power supply components for electronic signs, electronic screens, electronic price tags and the like, and in particular to a power supply component for a hanging electronic sign. Background Art

[0002] The power supply components of existing electronic cards are integrated into the electronic card body or fixedly installed on the electronic card body. The specific structure can be found in the Chinese utility model patent with the authorization announcement number CN207814872U and the name "A device rotation clamping and fixing structure". The power supply components of the above electronic cards are not collision-resistant and are prone to derailment and / or component deformation after being hit, resulting in unstable power supply. If damage occurs and needs to be repaired, the entire product needs to be disassembled, which is troublesome to disassemble and repair.

[0003] The Chinese utility model patent with authorization announcement number CN208608434U and name "Universally adjustable quick-detachable electronic price tag power-on device" discloses that the device connects the power connector and the electronic price tag body through a flexible tube that can be shaped and bent. Specifically, the upper end of the power connector is snap-fitted with the conductive track, the upper end of the flexible tube is fixedly connected to the lower end of the power connector, and the lower end of the flexible tube is fixedly connected to a connecting seat, which is snap-connected to the back of the electronic price tag body, and the interior of the connecting seat is provided with a power-on circuit board that is electrically connected to the power connector and the electronic price tag body respectively.

[0004] The above-mentioned patent is a solution proposed by the applicant to improve the problems of the existing electronic signboard power supply components being not resistant to collision and being troublesome to disassemble and repair. On this basis, a new solution is proposed to the problems of the power connector being difficult to rotate, inconvenient to hold, and lacking installation precision. Summary of the invention

[0005] In order to solve the above problems, the purpose of the present invention is to provide a power supply component for a hanging electronic sign. The electronic sign body is fixed on a conductive track by hanging, is collision-resistant and can provide stable power supply, and is easy to disassemble and assemble.

[0006] To achieve the above object, the present invention adopts the following technical solutions:

[0007] A power supply assembly for a hanging electronic sign, characterized in that it comprises a conductive spring, a clamping seat, a rotating seat, a PCB board, a cover and a flexible wire;

[0008] The card seat is provided with a circular through hole, and a supporting edge strip protruding inward is provided at the edge of the circular through hole; the rotating seat is inserted into the card seat, and the card joint on the upper part of the rotating seat is located above the card seat, and the card joint can be rotatably inserted into the conductive track, the support plate in the middle is supported on the supporting edge strip, and the connector with a through slot in the lower part extends to the bottom of the card seat; the PCB board is accommodated in the through slot, and the conductive spring piece passes through the card joint and the support plate in sequence and extends into the through slot to be fixedly connected with the PCB board;

[0009] The cover has a space for accommodating a connector inside, and a through slot is provided on the side which passes through the upper and lower sides and the bottom surface; the flexible wire passes through the through slot and extends into the cover, the top end of the flexible wire is plugged into the PCB board in the through slot, a hanging part is provided on the part of the flexible wire located inside the cover, the flexible wire is supported on the bottom surface of the cover by the hanging part, a fixing part connected to the electronic card body is provided on the part of the flexible wire located below the cover, the cover is sleeved outside the connector and fixedly connected to the connector, and the bottom end of the flexible wire is plugged into the PCB board in the electronic card body.

[0010] As one implementation manner, the clamping seat is provided with a clamping tooth which can be clamped into a narrow slot of the conductive track.

[0011] As one of the implementation modes, a rotation limiting portion is formed between the two ends of the supporting edge strip, a convex strip is arranged on the outer wall of the connecting body, the upper portion of the convex strip is located in the rotation limiting portion, and the lower portion of the convex strip is engaged in the through groove of the cover.

[0012] As one of the implementation modes, at least one concave point is arranged on the wall of the circular through hole, at least one convex point which fits with the concave point is arranged on the side of the support plate, and an arc-shaped groove is arranged between the side of the support plate and the inner side of the support plate.

[0013] As one of the embodiments, the card connector is overall in the shape of a rectangular parallelepiped, and chamfers are respectively provided on the edges of the top and bottom surfaces of the card connector; a mounting slot for installing a conductive spring sheet is provided on the top surface of the card connector, and the middle part of the support plate is fixedly connected to the middle part of the bottom surface of the card connector through a connecting column, and longitudinal grooves are respectively provided on the side walls of the connecting column at positions corresponding to the mounting slots, and square holes are provided on the support plate corresponding to the longitudinal grooves, and the conductive spring sheet passes through the mounting slot, the longitudinal groove and the square hole and extends to the bottom of the support plate.

[0014] As one of the implementation modes, a bottom surface cam is provided on the side of the hanging member, and the bottom surface cam is locked in the groove on the bottom surface of the cover and has a rotation space of less than 90°.

[0015] As one implementation manner, a screw hole is arranged on the bottom surface of the connector, a connecting through hole corresponding to the position of the screw hole of the connector is arranged on the bottom surface of the cover, and a screw passes through the connecting through hole and is threadedly connected in the screw hole.

[0016] As one of the implementation modes, limiting blocks are respectively arranged on both sides of the top surface of the through slot, one side of the PCB board abuts against the limiting block on one side, and the other side is provided with a socket to be plugged into the limiting block on the other side; the middle part of the top surface of the through slot is recessed toward the support plate side to form a receiving groove, electronic components are welded on the top surface of the PCB board, both sides of the PCB board abut against the top surface of the through slot, and the electronic components are accommodated in the receiving groove.

[0017] As one of the implementation modes, the connector is provided with a through slit on the opposite side where the convex strip is provided, and the suspension plate is provided with a side clamping protrusion that can be inserted into the slit on the opposite side where the bottom clamping protrusion is provided, and the side clamping protrusion is engaged in the slit.

[0018] As one implementation manner, the hanging member and the fixing member are integrally formed with the wire.

[0019] The present invention has the following beneficial effects:

[0020] The power supply assembly of the present invention can fix the electronic card body on the conductive track in a detachable hanging manner through a flexible wire, is collision-resistant and can provide stable power supply, and is convenient for disassembly and assembly.

[0021] The clamping teeth of the clamping seat are clamped in the narrow groove of the conductive track. Compared with the existing technology, it saves the process of processing the fixing groove on the track, saves costs, and the power supply component can be replaced without replacing the track, which is convenient for product upgrading. A connector with a through slot is provided at the lower part of the rotating seat. On the one hand, it is convenient for positioning and installing the PCB board for power supply on the upper part on the basis of forming an accommodating space, and on the other hand, it is detachably connected with the cover for easy disassembly and assembly. Furthermore, the convex strip on the connector can firstly cooperate with the rotation positioning part to limit the rotation angle range of the rotating seat, and secondly, it can be engaged with the through slot on the cover to maintain the integrity of the product. At the same time, the through slot on the cover can be used for the flexible wire to pass into the cover on the one hand, and on the other hand, it can cooperate with the bottom convex on the suspension plate to limit the rotation angle of the flexible wire and prevent the flexible wire from being damaged and twisted due to uncontrolled rotation.

[0022] The edges of the top and bottom surfaces of the card connector are chamfered, so that the angle can be automatically corrected when the card connector is inserted into the narrow slot of the track at an angle, so that it can be smoothly inserted into the track. When the card connector is rotated, the angle can also be automatically corrected. The hanging parts and fixing parts on the flexible wire are integrally formed with the flexible wire to ensure consistency in position, direction, length, etc., and facilitate disassembly and assembly.

[0023] The deep and shallow concave points are set. When the length direction of the card joint is consistent with the center line of the two teeth, that is, in the unlocked state, the convex point is engaged in the shallow concave point, which is convenient for the convex point to escape from the concave point and rotate; after rotating 90°, the length direction of the card joint is perpendicular to the center line of the two teeth, that is, in the locked state, the convex point is engaged in the deep concave point, making the locked state more stable. At the same time, an arc-shaped slot is set between the convex point and the support plate to achieve the effect of saving effort and facilitate the rotation and engagement operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the decomposition structure of the present invention;

[0025] Figure 2 It is a schematic diagram of the top view of the structure of the card connector;

[0026] Figure 3 It is a structural schematic diagram of a rotating seat at one angle;

[0027] Figure 4 It is a structural schematic diagram of the rotating seat from another angle;

[0028] Figure 5 is a schematic diagram of the structure of the cover;

[0029] Figure 6 It is a structural schematic diagram of the upper part of the flexible conductor;

[0030] Figure 7 It is a schematic diagram of the structure of the power supply assembly and the conductive track of the present invention;

[0031] Figure 8 This is a schematic diagram of the partial structure after longitudinal section of the power supply component and the conductive track. DETAILED DESCRIPTION

[0032] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments:

[0033] See also Figures 1 to 8 , a power supply component for a hanging electronic sign, comprising:

[0034] Two conductive springs 1,

[0035] See also Figure 1 The conductive spring pieces 1 are all in an "L" shape, and both sides of the bottom of the long side of the conductive spring piece 1 are respectively contracted inward to form a limiting step 12.

[0036] A card socket 2,

[0037] See also Figure 1 and Figure 2The clamping seat 2 is a square with chamfered corners. Two opposite sides of one side of the clamping seat 2 are respectively integrally formed with protruding latch teeth 21. The clamping seat 2 is provided with a circular through hole 22 in the middle position between the two latch teeth 21. The edge of the circular through hole 22 is provided with an arc-shaped support strip 23 protruding inward. In this embodiment, the arc of the support strip 23 is 270°, extending from the middle position below one of the latch teeth 21 to the outer side below the other latch tooth 21. A 90° rotation limit portion 24 is formed between the two ends of the support strip 23. Two concave points 25 with an included angle of 90° are provided on the wall of the circular through hole 22 between the two latch teeth 21, wherein the depth of one concave point 25 is less than the depth of the other concave point 25. In this embodiment, two concave points 25 are respectively provided on the walls of the circular through hole 22 on both sides of the two latch teeth 21, and are point-symmetrically distributed with respect to the center of the circular through hole 22.

[0038] A rotating seat 3,

[0039] See also Figure 1 , Figure 3 and Figure 4 The upper part of the rotating seat 3 is a clamping joint 31, and the clamping joint 31 is in the shape of a rectangular parallelepiped as a whole. The edges of the top surface of the clamping joint 31 are provided with an upper chamfer 311, and the edges of the bottom surface of the clamping joint 31 are provided with a lower chamfer 312. The top surface of the clamping joint 31 is provided with two mounting slots 313 for mounting the conductive springs 1. The two conductive springs 1 are arranged back to back and are respectively accommodated in the two mounting slots 313, and the long sides pass through the mounting slots 313 and extend to the bottom of the clamping joint 31.

[0040] The middle part of the rotating seat 3 is a circular support plate 32, and the middle part of the support plate 32 is fixed to the middle part of the bottom surface of the clamping joint 31 through a cylindrical connecting column 321. The side walls of the connecting column 321 are respectively provided with concave longitudinal grooves 3211 for accommodating the long side portion of the conductive spring 1 at the positions corresponding to the two mounting slots 313. The support plate 32 is provided with a square hole 322 for the conductive spring 1 to pass through corresponding to the longitudinal groove 3211, and the long side portion of the conductive spring 1 passes through the longitudinal groove 3211 and the square hole 322 and then extends to the bottom of the support plate 32. The size of the support plate 32 is set corresponding to the circular through hole 22 of the clamping seat 2, and the support plate 32 can be accommodated in the circular through hole 22 and the side is supported on the support edge strip 23. The side of the support plate 32 is provided with a convex point 323 that is engaged with the concave point 25 on the clamping seat 2, and the convex point 323 is provided with an arc groove 324 between the side of the support plate 32 and the inner side of the support plate 32 to make the convex point 323 elastic. In this embodiment, the support plate 32 is symmetrically provided with two convex points 323 about the center of the circle.

[0041] The lower part of the rotating seat 3 is a cylindrical connecting body 33, and the outer wall of the connecting body 33 is in contact with the outer edge of the supporting edge strip 23 of the clamping seat 2. The connecting body 33 is provided with a through groove 331 that passes through the side wall and the bottom surface along the length direction of the clamping joint 31. The through groove 331 divides the connecting body 33 into two parts, front and rear. The middle part of the front part 332 is provided with a longitudinal slit 333 that passes through the bottom surface, and the rear part 334 is provided with a longitudinal convex strip 335 along the middle part of the outer wall. The convex strip 335 extends from the bottom surface of the support plate 32 to the bottom surface of the connecting body 33 and extends below the bottom surface of the connecting body 33, and the inner end is roughly flush with the inner end of the rear part 334. The upper outer wall of the convex strip 335 is in contact with the edge of the rotation limiter 24 of the clamping seat 2, and the convex strip 335 cooperates with the rotation limiter 24 to limit the rotation angle of the rotating seat 3. Screw holes 336 are respectively provided on the bottom surfaces of the front and rear parts. A rectangular limiting block 337 is respectively disposed on the two side edges of the top surface of the through slot 331, and the length directions of the two limiting blocks 337 are perpendicular to each other. Preferably, the middle of the top surface of the through slot 331 is recessed toward the support plate 32 to form a receiving slot 338. The receiving slot 338 is provided with two holes 339 connected to the two square holes 322, so that the long side of the conductive spring 1 can extend into the through slot 331.

[0042] A PCB board 4,

[0043] See also Figure 1 The PCB board 4 is accommodated in the through slot 331 of the connector 33. A socket 411 is provided on one side of the top plate 41 of the PCB board 4 and an electronic component is welded on the top surface of the top plate 41. The top plate 41 abuts against the top surface of the through slot 331. The electronic component is accommodated in the accommodating groove 338. One side of the top plate 41 abuts against the limiting block 337 on one side. The socket 411 provided on the other side is plugged with the limiting block 337 on the other side. The length direction of the plugged limiting block 337 is consistent with the length direction of the card connector 31. Through holes 412 for penetrating the conductive spring 1 are provided on both sides of the top plate 41 of the PCB board 4 at the positions of the two holes 339 of the accommodating groove 338. The bottom of the long side of the conductive spring 1 passes through the hole 339 of the accommodating groove 338 and the through hole 412 of the PCB board 4, and the limiting step 12 of the conductive spring 1 is stuck on the top surface of the top plate 41 and fixed on the top plate 41 of the PCB board 4 by welding. A plug-in column 42 is arranged below the top plate 41 of the PCB board 4.

[0044] A cover 5,

[0045] See also Figure 1 and Figure 5The top surface of the cover 5 is open, the bottom surface is closed and a central circular hole 51 is provided in the middle. The interior of the cover 5 is a cylindrical cavity matching the connector 33. One side of the cover 5 is provided with a through groove 52 that passes through the upper and lower surfaces and the central circular hole 51. The bottom surface of the cover 5 is provided with a connecting through hole 53 corresponding to the position of the screw hole 336 of the connector 33.

[0046] A flexible wire 6,

[0047] See also Figure 1 and Figure 6 , plug connectors 61 are provided at both ends of the flexible wire 6. The size of the flexible wire 6 matches the size of the through slot 52 provided on the side of the cover 5. A hanging piece 62 is integrally formed on the outer side of the upper part of the flexible wire 6, and the lower part of the hanging piece 62 is a cylindrical support column 621, and the size of the support column 621 matches the size of the central circular hole 51 on the bottom surface of the cover 5. The upper part of the hanging member 62 is a plate-shaped hanging plate 622, the shape of which matches the shape of the through slot 331 of the rotating seat 3. Corresponding to the slit 333 of the front part 332 of the connecting body 33, a side edge side of the hanging plate 622 is provided with a side clamping protrusion 623 protruding into the slit 333; corresponding to the through slot 52 part of the bottom surface of the cover 5 connecting the circular hole, a bottom clamping protrusion 624 extending into the through slot 52 is provided on the bottom surface of the other side edge of the hanging plate 622. The bottom clamping protrusion 624 is slightly smaller than the slot width of the through slot 52, so that the bottom clamping protrusion 624 has a rotation space of less than 90° in the through slot 52. The flexible wire 6 is integrally formed with a fixing member 63 on the lower outer side of the hanging member 62. Preferably, the length of the flexible wire 6 between the fixing member 63 and the hanging member 62 is matched with the height of the cover 5.

[0048] The installation steps of the power supply assembly 20 are as follows:

[0049] The two conductive springs 1 are installed in the two installation slots 313 of the rotating base 3 .

[0050] The convex strip 335 of the rotating seat 3 is aligned with the rotation limit portion 24 of the clamping seat 2, and the connecting body 33 of the rotating seat 3 is inserted into the circular through hole 22 of the clamping seat 2. The side portion of the support plate 32 of the rotating seat 3 is supported on the supporting edge strip 23 of the clamping seat 2, and the connecting body 33 of the rotating seat 3 extends to the bottom of the clamping seat 2.

[0051] The PCB board 4 is installed in the through slot 331 of the rotating seat 3, and the electronic components on the PCB board 4 are accommodated in the accommodating slot 338. One end of the top plate 41 of the PCB board 4 abuts against the limiting block 337 on one side of the through slot 331, and one end of the PCB with the socket 411 is plugged into the limiting block 337 on the other side of the through slot 331; the bottom of the long side parts of the two conductive spring sheets 1 are inserted into the two holes 339 on the top plate 41 of the PCB board 4 and welded to the top plate 41 of the PCB board 4.

[0052] The flexible wire 6 between the fixing member 63 and the hanging member 62 passes through the through slot 52 on the side of the cover 5 and enters the interior of the cover 5, wherein the hanging member 62 is located inside the cover 5 and the fixing member 63 is located below the cover 5. Pulling down the flexible wire 6 allows the support column 621 of the hanging member 62 to be inserted into the central circular hole 51 on the bottom surface of the cover 5, and the bottom surface protrusion 624 is inserted into the through slot 52 on the bottom surface of the cover 5. Both sides of the hanging plate 622 are supported on the bottom plate of the cover 5. Rotating the hanging plate 622 allows the side protrusion 623 of the hanging plate 622 to be located on the opposite side of the through slot 52 of the cover 5.

[0053] The plug connector 61 at the upper end of the flexible wire 6 is plugged into the plug post 42 of the PCB board 4. The through slot 52 of the cover 5 is aligned with the convex strip 335 of the rotating seat 3, and the side convex 623 of the hanging plate 622 is aligned with the slit 333 of the rotating seat 3. The cover 5 is sleeved outside the connector 33 of the rotating seat 3, and the convex strip 335 of the rotating seat 3 is clamped in the through slot 52 of the cover 5, and the clamping protrusion of the hanging plate 622 is clamped in the slit 333 of the rotating seat 3. Finally, a screw is used to pass through the connecting through hole 53 on the bottom surface of the cover 5 and is threadedly connected to the screw hole 336 on the bottom surface of the rotating seat 3, so that the clamping seat 2, the rotating seat 3, the flexible wire 6 and the cover 5 are connected into a whole.

[0054] The power supply assembly 20 is snap-fitted with the conductive track 10 to achieve conductive connection.

[0055] Among them, one side of the conductive track 10 is provided with an elongated slot 101 along the length direction, and the slot 101 passes through the side of the conductive track 10 and is connected to the inner cavity 102 of the conductive track 10, and the cross-sectional width of the slot 101 parallel to the slotted side of the conductive track 10 is smaller than the cross-sectional width of the inner cavity 102 parallel to the slotted side of the conductive track 10. The ends of the inner cavity 102 on both sides of the slot 101 are integrally formed with fixed card slots 103, and the notches of the fixed card slots 103 on both sides of the inner cavity 102 are arranged facing each other. An elongated insulating strip 105 is clamped in the fixed card slot 103, and the insulating strips 105 on both sides have openings. An elongated conductive strip 106 is embedded in the insulating strip 105, and the conductive strips 106 on both sides are in contact with the outside through the openings of the insulating strip 105 and the notches of the fixed card slot 103. Alternatively, when the conductive track 10 is made of a non-conductive material, the insulating strip 105 inside the conductive track 10 for insulation may be omitted, and the conductive strip 106 may be directly clamped in the fixing slot 103 or directly fixed inside the conductive track 10 .

[0056] Corresponding to the conductive track 10, the width of the latch 21 is set corresponding to the cross-sectional width of the slot 101 of the conductive track 10, so that the latch 21 can extend into the slot 101 and the width of the latch 21 is slightly smaller than the width of the slot 101. Preferably, chamfers are set at both corners of the end of the latch 21 to facilitate insertion into the slot 101 of the track. The width of the latch joint 31 of the rotating seat 3 is set corresponding to the cross-sectional width of the slot 101 of the conductive track 10, and the length of the latch joint 31 is set corresponding to the cross-sectional width of the inner cavity 102 of the conductive track 10.

[0057] The length direction of the clamping joint 31 of the rotating seat 3 is consistent with the center connection direction of the two clamping teeth 21 of the clamping seat 2, the two clamping teeth 21 and the clamping joint 31 are inserted into the narrow groove 101 of the conductive track 10 and the inner cavity 102 of the conductive track 10, and the cover 5 located on the outside of the conductive track 10 is rotated 90°. The two clamping teeth 21 do not rotate due to the restriction of the two side walls of the narrow groove 101, and the clamping joint 31 rotates 90° together with the cover 5. The protrusion 323 on the support plate 32 is clamped into the deep concave point 25 from the shallow concave point 25 of the clamping seat 2, and the two conductive spring pieces 1 on the clamping joint 31 extending into the inner cavity 102 of the conductive track 10 contact with the conductive strips 106 on both sides of the inner cavity 102 of the conductive track 10 to achieve conductive connection.

[0058] The fixing member 63 of the flexible wire 6 is used to connect the electronic card body. In this embodiment, the fixing member 63 is an inverted "T" shape. The fixing member 63 is fixed to the electronic card body, and the plug connector 61 at the lower end of the flexible wire 6 is plugged into another PCB board in the electronic card body.

[0059] The above description is only a specific implementation mode of the present invention, and does not limit the patent scope of the present invention. Any equivalent structural transformation made by using the contents of the present invention description and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A power supply assembly for a hanging electronic sign, characterized in that: It comprises a conductive spring (1), a clamping seat (2), a rotating seat (3), a PCB board (4), a cover (5) and a flexible wire (6); The card seat (2) is provided with a circular through hole (22), and an inwardly protruding support edge strip (23) is provided at the edge of the circular through hole (22); the rotating seat (3) is inserted into the card seat (2), and the card joint (31) on the upper part of the rotating seat (3) is located above the card seat (2), and the card joint (31) can be rotatably inserted into the conductive track (10), and the support plate (32) in the middle is supported on the support edge strip (23), and the connector (33) with a through groove (331) in the lower part extends to the bottom of the card seat (2); the PCB board (4) is accommodated in the through groove (331), and the conductive spring sheet (1) sequentially passes through the card joint (31) and the support plate (32) and extends into the through groove (331) to be fixedly connected with the PCB board (4); The cover (5) has a space for accommodating a connector (33) inside, and a through slot (52) penetrating the upper and lower sides and the bottom surface of the side surface is provided on the side surface; the flexible wire (6) passes through the through slot (52) and extends into the cover (5); the top end of the flexible wire (6) is plugged into the PCB board (4) in the through slot (331); a hanging part (62) is provided on the part of the flexible wire (6) located inside the cover (5); the flexible wire (6) is supported on the bottom surface of the cover (5) by the hanging part (62); a fixing part (63) connected to the electronic card body is provided on the part of the flexible wire (6) located below the cover (5); the cover is sleeved outside the connector (33) and fixedly connected to the connector (33); the bottom end of the flexible wire (6) is plugged into the PCB board in the electronic card body.

2. The power supply assembly of the hanging electronic sign according to claim 1 is characterized in that: The clamping seat (2) is provided with a clamping tooth (21) which can be clamped into a narrow slot (101) of the conductive track (10).

3. The power supply assembly of the hanging electronic sign according to claim 1 is characterized in that: A rotation limiting portion (24) is formed between the two ends of the supporting side strip (23), and a convex strip (335) is provided on the outer wall of the connecting body (33), the upper portion of the convex strip (335) is located in the rotation limiting portion (24), and the lower portion of the convex strip (335) is engaged in the through groove (52) of the cover (5).

4. The power supply assembly of the hanging electronic sign according to claim 1 is characterized in that: At least one concave point (25) is arranged on the wall of the circular through hole (22), at least one convex point (323) which is engaged with the concave point (25) is arranged on the side of the support plate (32), and an arc-shaped slot (324) is arranged between the convex point (323) on the side of the support plate (32) and the inner side of the support plate (32).

5. The power supply assembly of the hanging electronic sign according to claim 1 is characterized in that: The clamping connector (31) is in the shape of a rectangular parallelepiped as a whole, and chamfers (311) are respectively provided on the edges of the top and bottom surfaces of the clamping connector (31); a mounting slot (313) for mounting a conductive spring sheet (1) is provided on the top surface of the clamping connector (31); the middle portion of the support plate (32) is fixedly connected to the middle portion of the bottom surface of the clamping connector (31) through a connecting column (321); longitudinal grooves (3211) are respectively provided on the side walls of the connecting column (321) at positions corresponding to the mounting slots (313); a square hole (322) is provided on the support plate (32) corresponding to the longitudinal grooves (3211); and the conductive spring sheet (1) passes through the mounting slots (313), the longitudinal grooves (3211) and the square holes (322) and then extends to the bottom of the support plate (32).

6. The power supply assembly of the hanging electronic sign according to claim 3 is characterized in that: The side of the hanging member (62) is provided with a bottom surface locking protrusion (624), and the bottom surface locking protrusion (624) is locked in the bottom surface through groove (52) of the cover (5) and has a rotation space of less than 90 degrees.

7. The power supply assembly of the hanging electronic sign according to claim 1, characterized in that: The bottom surface of the connecting body (33) is provided with a screw hole (336), and the bottom surface of the cover (5) is provided with a connecting through hole (53) corresponding to the position of the screw hole (336) of the connecting body (33), and a screw passes through the connecting through hole (53) and is threadedly connected in the screw hole (336).

8. The power supply assembly of the hanging electronic sign according to claim 1 is characterized in that: Limiting blocks (337) are respectively arranged on both sides of the top surface of the through slot (331); one side of the PCB board (4) abuts against the limiting block (337) on one side, and the other side is provided with a socket (411) which is plugged into the limiting block (337) on the other side; the middle part of the top surface of the through slot (331) is recessed toward the support plate (32) to form an accommodating groove (338); the top surface of the PCB board (4) is welded with electronic components, and both sides of the PCB board (4) abut against the top surface of the through slot (331), and the electronic components are accommodated in the accommodating groove (338).

9. The power supply assembly of the hanging electronic sign according to claim 6, characterized in that: The connecting body (33) is provided with a through slit (333) on the opposite side where the convex strip (335) is provided, and the hanging plate (622) is provided with a side clamping protrusion (623) capable of being clamped into the slit (333) on the opposite side where the bottom clamping protrusion (624) is provided, and the side clamping protrusion (623) is clamped into the slit (333).

10. The power supply assembly of the hanging electronic sign according to claim 1, characterized in that: The hanging member (62) and the fixing member (63) are integrally formed with the flexible wire (6).

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