Power supply box, track lamp and lighting system
By adopting the first clamping structure and the second clamping structure in the power box of the rail lamp, the complex and cost-effective assembly of the rail lamp power box is solved, and the effect of rapid assembly and cost reduction is achieved.
Patent Information
- Application Number
- CN202421680484.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-16
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-07-16
AI Technical Summary
The power box assembly structure of existing rail lights has problems such as limited operating space, complex assembly, many parts and high production costs.
A power box is designed, adopting a first clamping structure and a second clamping structure, including a through hole, an annular groove, a first limiting block, a clamping part, an elastic claw and a second limiting block. Through these structures, the rapid assembly and relative rotation of the box body and the connecting rod are achieved, reducing the number of parts and assembly steps.
It realizes rapid assembly of power boxes, simplifies assembly process, reduces production costs, and improves the use experience of rail lights.
Smart Images
Figure CN222864858U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lamps, in particular to a power supply box, a track lamp provided with the power supply box, and a lighting system provided with the track lamp. Background Art
[0002] Compared with traditional spotlights and downlights, track lights have the advantages of flexible installation positions and a wider range of adjustable lighting directions, making them popular among users as soon as they were launched. Figure 1 As shown, the existing track light 9 includes a power box 91 and a lighting lamp head 92, the power box 91 includes a body 911 and a connecting rod 912, the first end of the connecting rod 912 is rotatably connected to the body 911 around the axis of the connecting rod 912, so that the lighting lamp head 92 can be circumferentially rotated relative to the body 911 through the connecting rod 912, thereby realizing the circumferential lighting angle adjustment of the lighting lamp head 92; the second end of the connecting rod 912 is rotatably connected to the lighting lamp head 92, so that the lighting lamp head 92 can be swung up and down relative to the connecting rod 912 to realize the lighting lamp head 92 is used for adjusting the pitch lighting angle; wherein, a through hole 9111 is provided on the body 911, and a stud 9121 is provided at the first end of the connecting rod 912. When the connecting rod 912 is rotatably connected to the body 911, the stud 9121 passes through the through hole 9111 from the outside of the body 911 and extends into the inside of the body 911, and then a nut 913 is threadedly connected with the stud 9121 inside the body 911 to fix the stud 9121 on the body 911; however, the existing assembly structure of the connecting rod 912 and the body 911 has the following deficiencies:
[0003] First, since the body 911 is small in size and the operating space inside the body 911 is limited, a special tool is required to operate the nut 913 during assembly so that the nut 913 is threadedly connected to the stud 9121, which results in troublesome assembly and low assembly efficiency.
[0004] Second, it is necessary to provide a gasket and a stopper between the body 911 and the nut 913 to stop the nut 913 and limit the rotation, which results in a large number of assembly parts, further increasing the complexity of assembly and production costs;
[0005] Third, after the nut 913 is fixed to the stud 9121, thread glue is needed to further fix the nut 913 to prevent the nut 913 from loosening, which makes the operation more complicated, further increases the production cost and has poor environmental protection. Summary of the invention
[0006] In order to solve the above problems, the main purpose of the utility model is to provide a power box which is easy to assemble and has low cost.
[0007] Another object of the utility model is to provide a track light provided with the power box.
[0008] Another object of the present utility model is to provide a lighting system provided with the above-mentioned track light.
[0009] In order to achieve the main purpose of the utility model, the utility model provides a power box, including a box body and a connecting rod, wherein one of the first ends of the box body and the connecting rod is provided with a first clamping structure, and the other is provided with a second clamping structure; the first clamping structure includes a through hole and an annular groove, the annular groove is arranged on the outer periphery of the through hole along the circumference of the through hole, and a first limit block is provided in the annular groove; the second clamping structure includes a clamping part and a second limit block, the clamping part includes more than two elastic claws distributed along the circumferential direction, the elastic claws are clamped and connected with the through hole, the second limit block is inserted into the annular groove, and the second limit block can be rotated around the axis of the through hole until it is adjacent to the first limit block.
[0010] As can be seen from the above, the design of the first clamping structure and the second clamping structure makes it possible for the box body and the connecting rod to be quickly assembled by only controlling the elastic claws of the clamping part to engage with the through hole, and the assembled connecting rod can be rotated around the axis of the through hole to achieve relative rotation between the box body and the connecting rod, without the need for additional nuts, gaskets and other components, and without the need for special tools during assembly. Furthermore, the setting of the second limit block, the annular groove and the first limit block therein makes it unnecessary to set an additional stop plate to limit the rotation of the connecting rod; through the design of the power box, the number of parts can be effectively reduced, the assembly steps can be simplified, the assembly efficiency can be improved, and the production cost can be reduced.
[0011] A preferred solution is that the first clamping structure also includes a first annular tooth portion, which includes a plurality of first teeth, and the plurality of first teeth are circumferentially arranged on the outer periphery of the annular groove; the second clamping structure also includes a second annular tooth portion, which includes a plurality of second teeth, and the plurality of second teeth are circumferentially arranged on the outer periphery of the clamping portion, and the second teeth are meshed with the first teeth.
[0012] It can be seen from the above that this design improves the feel of the connecting rod rotation adjustment while avoiding the increase in the number of extra parts, ensuring the convenience of assembly while effectively controlling production costs.
[0013] Another preferred solution is that one of the first ends of the box body or the connecting rod is further provided with a hole group, and the other is provided with a clip group; the hole group includes a plurality of recessed holes, and the plurality of recessed holes are circumferentially arranged on the outer periphery of the annular groove, or the plurality of recessed holes are circumferentially arranged on the outer periphery of the clip portion; the clip group includes at least one spring plunger, and the positioning bead of the spring plunger is snap-connected with one of the plurality of recessed holes, or the clip group includes at least one protrusion, and the protrusion is snap-connected with one of the plurality of recessed holes.
[0014] As can be seen from the above, this design can improve the adjustment feel when the connecting rod is rotated, thereby improving the user experience.
[0015] A further solution is that the relative rotation range between the box body and the connecting rod is between 0° and 355°.
[0016] As can be seen from the above, this design enables the connecting rod to have a larger rotation adjustment range, so that the circumferential lighting angle of the lighting lamp head installed on the connecting rod has a larger adjustment range, so as to enhance the user experience of the track light equipped with this power box.
[0017] A further solution is that the power box also includes a control module, a cover plate and a locking terminal. The box body has a accommodating cavity, the accommodating cavity is connected to the through hole, the control module is installed in the accommodating cavity, the cover plate is installed on the box body and covers the opening of the accommodating cavity, and the locking terminal is rotatably installed on the cover plate.
[0018] As can be seen from the above, the control module is used to regulate the light source of the lighting lamp head so that the light source emits light according to the set mode, and the control module is arranged in the power box, which can make full use of the space of the power box and avoid the control module occupying the space of the lighting lamp head, thereby facilitating the miniaturization design of the lighting lamp head and the track light equipped with the power box; adding a cover plate to cooperate with the box body to encapsulate and protect the control module, so that the structural design of the power box is more reasonable, and it is convenient for the assembly of the power box and the maintenance of the control module; the locking terminal is used to cooperate with the energized rail to fix the power box on the rail, and the locking terminal can establish an electrical connection with the control module and the conductive strip in the rail through the electrical connecting piece arranged thereon, so that the rail supplies power to the power box.
[0019] A further solution is that the connecting rod has a wiring channel running through the connecting rod, the wiring channel is communicated with the accommodating cavity, and a plurality of elastic claws are arranged around the outer circumference of the wiring channel.
[0020] As can be seen from the above, the wiring channel in the connecting rod is used for routing the wires between the control module and the power supply in the lighting lamp head, thereby hiding and protecting the wires and improving the aesthetics of the power box and the guide rails equipped with the power box.
[0021] A further solution is that a heat dissipation groove is provided on the cover plate, and the heat dissipation groove is communicated with the accommodating cavity.
[0022] As can be seen from the above, this design is conducive to heat dissipation of the control module, so as to ensure the stability and reliability of the control module and extend the service life of the control module.
[0023] A further solution is that the connecting rod is made of plastic, aluminum alloy, stainless steel or colored steel; the box body is made of plastic, aluminum alloy, stainless steel or colored steel; and the cover plate is made of plastic, aluminum alloy, stainless steel or colored steel.
[0024] As can be seen from the above, the materials for making the connecting rod, box body, cover plate, etc. can be replaced while ensuring the structural strength, heat dissipation requirements, aesthetic requirements, etc., so that the power box and the track light equipped with the power box are more diversified to meet the needs of different users and are conducive to cost control.
[0025] In order to achieve another purpose of the utility model, the utility model provides a track light, including a lighting lamp head, wherein the lighting lamp head also includes the above-mentioned power box, and the lighting lamp head is hinged to the second end of the connecting rod.
[0026] As can be seen from the above, the track light equipped with the above-mentioned power box has fewer parts, is easier to assemble, and has lower production costs.
[0027] In order to achieve another purpose of the utility model, the utility model provides a lighting system, including a control terminal, which also includes the above-mentioned track light; the control terminal is electrically connected to the power box, and / or the control terminal and the power box exchange information.
[0028] As can be seen from the above, the lighting system is helpful to reduce the cost of use by providing the above-mentioned track lights. BRIEF DESCRIPTION OF THE DRAWINGS
[0029] Figure 1 This is an exploded view of an existing track light with some components omitted.
[0030] Figure 2 It is an exploded view of the first embodiment of the track light of the utility model.
[0031] Figure 3 It is a structural diagram of the power supply box of the first embodiment of the track light of the utility model.
[0032] Figure 4 It is a cross-sectional view of the power box of the first embodiment of the track light of the utility model.
[0033] Figure 5 It is a partial structural diagram of the box body of the first embodiment of the track light of the present utility model.
[0034] Figure 6 It is a structural diagram of the connecting rod of the first embodiment of the track light of the utility model.
[0035] Figure 7 It is a cross-sectional view of the power box of the first embodiment of the track light of the utility model.
[0036] Figure 8 It is a partial structural diagram of the power box of the first embodiment of the track light of the utility model.
[0037] Fig. 9It is a partial structural diagram of the second embodiment of the track light of the utility model, in which some components are omitted when the clamping member assembly is a spring plunger.
[0038] Fig.10 It is a partial structural cross-sectional view of the second embodiment of the track light of the utility model with some components omitted when the clamping member assembly is raised.
[0039] The present invention will be further described below with reference to the accompanying drawings and embodiments. DETAILED DESCRIPTION
[0040] Track light first embodiment
[0041] Reference Figure 2 The track light 100 includes a power box 1 and a lighting lamp head 2.
[0042] Combination Figure 3 and Figure 4 The power box 1 includes a box body 11, a connecting rod 12, a control module 13, a cover plate 14 and a locking terminal 15. The power box 1 has a receiving cavity 111, and the control module 13 is installed in the receiving cavity 111 to make full use of the space in the box body 11, thereby avoiding the control module 13 occupying the space of the lighting lamp head 2 when the control module 13 is installed in the lighting lamp head 2, which is conducive to the miniaturization design of the lighting lamp head 2 and the track light 100.
[0043] The cover plate 14 is detachably mounted on the box body 11, and the cover plate 14 covers the opening of the accommodating cavity 111, so as to cooperate with the box body 11 to encapsulate and protect the control module 13. In addition, the box body 11 and the cover plate 14 are configured as a detachable split structure, which can make the structural design of the power box 1 more reasonable, and facilitate the assembly of the power box 1, the maintenance and replacement of the control module 13, etc.
[0044] The lock terminal 15 is mounted on the cover plate 14, and the lock terminal 15 is rotatably connected to the cover plate 14, so that the lock terminal 15 has an unlocking position and a locking position. A conductive copper sheet group is mounted on the lock terminal 15, and the conductive copper sheet group includes a neutral copper sheet, a live copper sheet, and a ground copper sheet, and the neutral copper sheet, the live copper sheet, and the ground copper sheet are electrically connected to the control module 13 respectively; preferably, the number of the lock terminals 15 is two, and the two lock terminals 15 are located at both ends of the cover plate 14, and one of the two lock terminals 15 is preferably not provided with a conductive copper sheet group.
[0045] When the power box 1 is connected to the guide rail, first rotate the lock terminal 15 to the unlocking position, then insert the lock terminal 15 into the slot on the guide rail, and finally rotate the lock terminal 15 to the locking position, so that the lock terminal 15 is engaged with the slot of the guide rail, and the neutral wire copper sheet on the lock terminal 15 is electrically connected to the neutral wire copper bar in the guide rail, the live wire copper sheet is electrically connected to the live wire copper bar in the guide rail, and the ground wire copper sheet is electrically connected to the ground wire copper bar in the guide rail, so that the guide rail can supply power to the power box 1 located at any position on it.
[0046] Preferably, a heat dissipation slot 141 is provided on the cover plate 14 , and the heat dissipation slot 141 is communicated with the accommodating cavity 111 . The setting of the heat dissipation slot 141 is beneficial to the heat dissipation of the control module 13 , so that the control module 13 can work stably and reliably, and prolong the service life of the control module 13 .
[0047] In addition, one of the box body 11 and the first end of the connecting rod 12 is provided with a first clamping structure 112, and the other is provided with a second clamping structure 121. As in this embodiment, the first clamping structure 112 is provided on the box body 11, and the second clamping structure 121 is provided on the first end of the connecting rod 12; Figure 5 The first clamping structure 112 includes a through hole 1121 and an annular groove 1122. The through hole 1121 is preferably arranged at the bottom of the accommodating cavity 111, and the through hole 1121 passes through the bottom wall of the accommodating cavity 111 to communicate with the accommodating cavity 111. The annular groove 1122 is arranged around the circumference of the through hole 1121 on the outer periphery of the through hole 1121, and a first stopper 11221 is arranged in the annular groove 1122; Figure 6 The second clamping structure 121 includes a clamping portion 1211 and a second limit block 1212, wherein the clamping portion 1211 includes more than two elastic claws 12111 (for example, in this embodiment, the number of the elastic claws 12111 is six), and the more than two elastic claws 12111 are distributed along the circumference of the through hole 1121, and the elastic claw 12111 has an arm and a claw, the arm extends out of the first end of the connecting rod 12 along the length direction of the connecting rod 12, the claw is located on the protruding end of the arm, and a first clamping position is formed between the claw and the first end of the connecting rod 12.
[0048] Combination Figure 7When the box body 11 and the connecting rod 12 are assembled, the first clamping structure 112 and the second clamping structure 121 are matched and connected. Specifically, the elastic claw 12111 passes through the through hole 1121 from the outside of the box body 11 to extend into the accommodating cavity 111, and the claw is engaged and connected with the through hole 1121 (that is, the wall of the accommodating cavity 111 is engaged in the first clamping position), so that the connecting rod 12 can rotate around the axis of the through hole 1121; and the second limit block 1212 is inserted into the annular groove 1122, and the second limit block 1212 can follow the connecting rod 12 to rotate around the axis of the through hole 1121 until it is adjacent to the first limit block 11221. Among them, the relative rotation range between the box body 11 and the connecting rod 12 is preferably between 0° and 355°, so that the connecting rod 12 has a larger rotation adjustment range, so that the circumferential lighting angle of the lighting lamp head 2 installed on the connecting rod 12 has a larger adjustment range, so as to enhance the user experience of the track light 100.
[0049] By designing the first clamping structure 112 and the second clamping structure 121, when the box body 11 and the connecting rod 12 are assembled, it is only necessary to control the elastic claws 12111 of the clamping part 1211 to engage and connect with the through hole 1121 to quickly assemble the box body 11 and the connecting rod 12, and the assembled connecting rod 12 can rotate around the axis of the through hole 1121 to achieve relative rotation between the box body 11 and the connecting rod 12, so that there is no need to additionally set nuts, gaskets and other parts, and no special tools are required during assembly. Moreover, the setting of the second limit block 1212, the annular groove 1122 and the first limit block 11221 therein makes it unnecessary to additionally set a stop plate to limit the rotation of the connecting rod 12 during assembly; therefore, by connecting the box body 11 and the connecting rod 12 through the first clamping structure 112 and the second clamping structure 121, the number of parts can be effectively reduced, the assembly steps can be simplified, the assembly efficiency can be improved and the production cost can be reduced.
[0050] It should be noted that, in other embodiments, the second clamping structure 121 can be provided on the box body 11, and correspondingly, the first clamping structure 112 is provided on the first end of the connecting rod 12; and when the second clamping structure 121 is provided on the box body 11, a wiring hole is provided on the box body 11, and more than two elastic claws 12111 are provided around the outer periphery of the wiring hole, and the wiring hole can be used for routing wires between the control module 13 and the lighting lamp head 2.
[0051] Furthermore, in order to improve the adjustment feel when the connecting rod 12 rotates; in this embodiment, the first clamping portion 1211 also includes a first annular tooth portion 1123, which includes a plurality of first teeth 11231, and the plurality of first teeth 11231 are circumferentially arranged on the outer periphery of the annular groove 1122. Correspondingly, the second annular tooth portion includes a plurality of second teeth 12131, and the plurality of second teeth 12131 are circumferentially arranged on the outer periphery of the clamping portion 1211, so that the second limit block 1212 is located between the clamping portion 1211 and the second annular tooth portion 1213. Figure 8 When the box body 11 and the connecting rod 12 are assembled, the second tooth 12131 is engaged with the first tooth 11231, so that when the connecting rod 12 rotates relative to the box body 11, a slight "click" sound and a slight damping feeling can be generated, thereby improving the feel during adjustment; in addition, the structural design of the first clamping portion 1211 and the second clamping portion 1211 will not increase the number of parts, which ensures the convenience of assembly while effectively controlling the production cost.
[0052] Furthermore, the connecting rod 12 has a wiring channel 1214 running through it, the wiring channel 1214 is connected to the accommodating cavity 111, and a plurality of elastic claws 12111 are arranged around the outer circumference of the wiring channel 1214. The wiring channel 1214 is used for routing the wires between the control module 13 and the power supply in the lighting lamp head 2, thereby hiding and protecting the wires and improving the aesthetics of the power box 1 and the guide rail provided with the power box 1.
[0053] In addition, the connecting rod 12 can be preferably made of plastic, aluminum alloy, stainless steel or colored steel; the box body 11 can be preferably made of plastic, aluminum alloy, stainless steel or colored steel; the cover plate 14 can be preferably made of plastic, aluminum alloy, stainless steel or colored steel. It can be seen that the materials of the connecting rod 12, the box body 11, the cover plate 14, etc. can be replaced while ensuring the structural strength, heat dissipation requirements, aesthetic requirements, etc., so that the power box 1 and the track light 100 provided with the power box 1 are more diversified to meet the needs of different users and are conducive to cost control.
[0054] The lighting lamp head 2 includes a lamp body 21, a rear cover 22, a light source 23, a light source fastener 24, a lens 25, a fixed front ring 26 and an anti-glare ring 27. The lamp body 21 has a second accommodating cavity 211, and the light source 23, the light source fastener 24, the lens 25 and the fixed front ring 26 are all located in the second accommodating cavity 211. The second accommodating cavity 211 forms an opening at the front end of the lamp body 21; the light-emitting end of the light source 23 is arranged toward the opening, and the light source 23 is electrically connected to the control module 13; the light source fastener 24 is connected to the lamp body 21, and a second clamping position is formed between the light source fastener 24 and the lamp body 21, and the light source 23 is clamped in the second clamping position; the lens 25 is located between the opening of the second accommodating cavity 211 and the light source 23, so that the light-emitting end of the light source 23 is arranged toward the lens 25, and the lens 25 can enhance the lighting effect of the light source 23; the fixed front ring 26 is located at the opening of the second accommodating cavity 211, and the fixed front ring 26 is pressed on the lens 25 to fix the lens 25; the anti-glare ring 27 is preferably installed on the fixed front ring 26 On the top, the anti-glare ring 27 can perform anti-glare treatment on the light emitted by the light source 23 to prevent the light emitted by the light source 23 from over-stimulating the human eye, thereby improving the comfort of the guide rail, etc.; the rear cover 22 is installed at the rear end of the lamp body 21, and the rear cover 22 is hinged to the second end of the connecting rod 12, so that the lighting lamp head 2 can be pitched and rotated relative to the connecting rod 12 to adjust the pitch lighting angle of the lighting lamp head 2, and the lighting lamp head 2 can be circumferentially rotated relative to the box body 11 through the connecting rod 12 to adjust the circumferential lighting angle of the lighting lamp head 2, and by adding the rear cover 22 and connecting the rear cover 22 with the connecting rod 12, the structure of the lamp body 21 can be simplified, and the structure of the lighting lamp head 2 can be made more optimized and reasonable. Preferably, the lamp body 21 is made of aluminum alloy, stainless steel or color steel to ensure the heat dissipation effect of the lamp body 21 on the light source 23, thereby ensuring the stability and reliability of the light source 23.
[0055] In summary, it can be seen that, through the structural design of the power box 1, the track light 100 provided with the power box 1 has the advantages of a small number of parts, simple assembly and low production cost.
[0056] Track light second embodiment
[0057] Reference Fig. 9 The difference between this embodiment and the first embodiment of the track light is that in this embodiment:
[0058] The design of the first annular tooth portion of the first clamping structure is cancelled, and the design of the second annular tooth portion of the second clamping structure is cancelled; at the same time, one of the box body 3 or the first end of the connecting rod is further provided with a hole group 31, and the other is provided with a clamping member group.
[0059] The hole group 31 includes a plurality of recessed holes 311 circumferentially arranged on the outer periphery of the annular groove 32 , or a plurality of recessed holes 311 circumferentially arranged on the outer periphery of the clamping portion, and the recessed holes 311 are preferably spherical recessed holes.
[0060] like Fig. 9 As shown, the clamping member assembly includes at least one spring plunger 4, and the positioning bead 41 of the spring plunger 4 is engaged with one of the plurality of recessed holes 311; or Fig.10 As shown, the clamping member group includes at least one protrusion 5, which is engaged with one of the plurality of recessed holes 311, wherein the protrusion 5 is preferably a spherical protrusion. The above design can also improve the adjustment feel when the connecting rod rotates, thereby improving the user experience.
[0061] Lighting system embodiment
[0062] The lighting system includes a control terminal and the track light described in the above track light embodiment. The control terminal is electrically connected to the control module of the track light, and / or the control terminal exchanges information with the control module. The control terminal can be a conventional control panel (such as a mechanical switch panel), an intelligent control panel or a remote control. When the control terminal is a conventional control panel, the control terminal is electrically connected to the control module. When the control terminal is an intelligent control panel or a remote control, a first wireless communication module is provided on the control module, and a second wireless communication module is provided on the control terminal; the control terminal is electrically connected to the control module, and / or the first wireless communication module exchanges information with the second wireless communication module. In addition, the control terminal can also be an intelligent mobile terminal (such as a mobile phone, a tablet computer, an intelligent wearing device, etc.), and can also be an artificial intelligence robot. The lighting system is conducive to reducing the cost of use by setting the above track lights.
[0063] Finally, it should be emphasized that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various changes and modifications. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.
Claims
1. A power supply box, comprising a box body and a connecting rod, characterized in that: One of the box body and the first end of the connecting rod is provided with a first clamping structure, and the other is provided with a second clamping structure; The first clamping structure comprises a through hole and an annular groove, wherein the annular groove is arranged on the outer circumference of the through hole along the circumference of the through hole, and a first limiting block is arranged in the annular groove; The second clamping structure includes a clamping portion and a second limit block, the clamping portion includes more than two elastic claws distributed along the circumferential direction, the elastic claws are engaged with the through hole, the second limit block is inserted into the annular groove, and the second limit block can be rotated around the axis of the through hole until it is adjacent to the first limit block.
2. The power supply box according to claim 1, characterized in that: The first clamping structure further includes a first annular tooth portion, the first annular tooth portion includes a plurality of first teeth, and the plurality of first teeth are arranged around the outer periphery of the annular groove along the circumferential direction; The second clamping structure further includes a second annular tooth portion, the second annular tooth portion includes a plurality of second teeth, the plurality of second teeth are arranged around the outer circumference of the clamping portion along the circumferential direction, and the second teeth are meshed with the first teeth.
3. The power supply box according to claim 1, characterized in that: One of the box body or the first end of the connecting rod is further provided with a hole group, and the other is provided with a clamping member group; The hole group includes a plurality of concave holes, and the plurality of concave holes are arranged around the outer periphery of the annular groove along the circumferential direction, or the plurality of concave holes are arranged around the outer periphery of the clamping portion along the circumferential direction; The clamping member assembly includes at least one spring plunger, a positioning bead of the spring plunger is engaged with one of the plurality of recessed holes, or The clamping member group includes at least one protrusion, and the protrusion is clamped and connected with one of the plurality of recessed holes.
4. The power supply box according to any one of claims 1 to 3, characterized in that: The relative rotation range between the box body and the connecting rod is between 0° and 355°.
5. The power supply box according to claim 4, characterized in that: The power box also includes: A control module, the box body has a receiving cavity, the receiving cavity is communicated with the through hole, and the control module is installed in the receiving cavity; A cover plate, the cover plate is mounted on the box body and covers the opening of the accommodating cavity; A locking terminal is rotatably mounted on the cover plate.
6. The power supply box according to claim 5, characterized in that: The connecting rod has a wiring channel running through the connecting rod, the wiring channel is communicated with the accommodating cavity, and a plurality of elastic claws are arranged around the outer periphery of the wiring channel.
7. The power supply box according to claim 5, characterized in that: The cover plate is provided with a heat dissipation groove, which is communicated with the accommodating cavity.
8. The power supply box according to claim 5, characterized in that: The connecting rod is made of plastic, aluminum alloy, stainless steel or colored steel; The box body is made of plastic, aluminum alloy, stainless steel or colored steel; The cover plate is made of plastic, aluminum alloy, stainless steel or colored steel.
9. A track light, comprising a lighting lamp holder, characterized in that: It also includes a power supply box as described in any one of claims 1 to 8, wherein the lighting lamp head is hinged to the second end of the connecting rod.
10. A lighting system, including a control terminal, characterized in that: Also includes the track light as claimed in claim 9; The control terminal is electrically connected to the power supply box, and / or The control terminal exchanges information with the power supply box.