Track lamp power supply box and track lamp

Abstract

The utility model provides a track lamp power box and a track lamp. The track lamp power box comprises a shell assembly, elastic buckles arranged on the two sides of the shell assembly and a limiting shifting wheel arranged between the two elastic buckles. After the two side faces of the limiting shifting wheel are parallel to the inner sides of the two elastic buckles, the limiting shifting wheel can rotate relative to the shell assembly, and the two side faces of the limiting shifting wheel are provided with receding parts and abutting parts. In the locking state, the abutting part of the limiting shifting wheel rotates to the position between the two elastic buckles, and the abutting part abuts against the inner sides of the two elastic buckles to prevent the two elastic buckles from retracting inwards. In the unlocking state, the receding part of the limiting shifting wheel rotates to the position between the two elastic buckles, and the receding part is used for providing receding for inward retraction of the two elastic buckles. By the adoption of the scheme, the problem that the length of the track lamp power box is limited without a locking structure is solved, and the problem that the locking structure with the locking structure is complex is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to track lighting equipment technical field, especially related to a track lamp power box and track lamp. BACKGROUND

[0002] Track lamp all need to be installed on the matching track, the inside of track contains voltage input, the inside of track contains conductive metal strip on both sides, and the both sides of track lamp power box are equipped with electric contact, when installing, the both sides of track lamp power box are clamped in the clamping groove in the track, and the electric contact on both sides of track lamp power box is abutted to the conductive metal strip in the inside of track, so that the power supply of track lamp can be realized, and the track lamp can be lighted.

[0003] In the prior art, in order to prevent the track lamp power box from being taken out from the track and affecting the safety of the user, a limiting button is arranged in the track lamp power box, the limiting button can be abutted and offset abutted with the elastic buckles on both sides of the track lamp, when abutted, the elastic buckles can be limited to retract inward, so that the risk of track lamp power box being separated from the inside of track is avoided, and when offset abutted, the track lamp power box can be separated from the track for replacement and maintenance.

[0004] The above-mentioned limiting button is generally installed in the track lamp power box by two ways, one is that only a spring is arranged between the limiting button and the shell of track lamp power box, when the spring is maintained in original state, the limiting button is abutted between the two elastic buckles, and the limiting button is offset with the inside of the two elastic buckles by pressing the limiting button, but this way needs to press the limiting buttons at both ends of track lamp power box at the same time to take down the track lamp power box, so that the length of track lamp power box is limited.

[0005] The other way is to arrange a locking structure between the limiting button and the shell of track lamp power box on the basis of the above-mentioned structure, when the limiting button and the shell of track lamp power box are in the locked state, the limiting button is abutted between the two elastic buckles, when the limiting button and the shell of track lamp power box are in the unlocked state, the limiting button is offset with the inside of the two elastic buckles, so that the track lamp power box can be taken down without pressing the two limiting buttons at the same time, but the locking structure is relatively complex, which further improves the manufacturing difficulty and manufacturing cost of track lamp power box, and is not conducive to the promotion of track lamp. CONTENT OF THE UTILITY MODEL

[0006] The utility model discloses a main purpose is to provide a track lamp power box and track lamp, through the both sides of limiting the wheel of dialing parallel to the inside of two elastic buckles after, limiting the wheel of dialing is relative to the rotatable of shell component, the both sides of limiting the wheel of dialing are equipped with the department of giving place and abutting portion, in the locking state, the abutting portion of limiting the wheel of dialing rotates to the position between two elastic buckles, and the inside of abutting portion abuts two elastic buckles avoids two elastic buckles to retract inward, in the state of releasing the lock, the department of giving place of limiting the wheel of dialing rotates to the position between two elastic buckles, and the department of giving place is used for providing the department of giving place for two elastic buckles to retract inward, adopt above-mentioned scheme, through rotating limiting the wheel of dialing can realize the locking and release locking of two elastic buckles, first does not need external force to maintain in a state to realize track lamp power box locking and release locking, thereby can overcome the problem that traditional release locking device restricts track lamp power box length, second, because through setting abutting portion and the department of giving place can realize locking and release locking, thereby make the structure of locking and release locking is relatively simple, further reduce the manufacturing difficulty of track lamp power box and promote manufacturing cost, be favorable to the promotion of track lamp.

[0007] In order to solve the above technical problems, the utility model provides the following technical scheme:

[0008] A track lamp power box, comprising: a shell assembly, elastic buckles provided on both sides of the shell assembly, and a limiting dial wheel provided between the two elastic buckles; wherein the two side surfaces of the limiting dial wheel are parallel to the inner sides of the two elastic buckles, and the limiting dial wheel is rotatable relative to the shell assembly; the two side surfaces of the limiting dial wheel are provided with a giving place portion and an abutting portion; in a locked state, the abutting portion of the limiting dial wheel is rotated to a position between the two elastic buckles, and the abutting portion abuts the inner sides of the two elastic buckles to prevent the two elastic buckles from retracting inward; in a released locked state, the giving place portion of the limiting dial wheel is rotated to a position between the two elastic buckles, and the giving place portion provides a giving place for the two elastic buckles to retract inward.

[0009] As a preferred scheme of the track lamp power box, the giving place portion is a first hollow groove provided on the limiting dial wheel, the cross-sectional area of the first hollow groove is greater than the area inside the elastic buckle, so that the elastic buckle can extend into the first hollow groove; the limiting dial wheel is provided with a rotation axis, the abutting portion is a position on the limiting dial wheel that is staggered with the first hollow groove and has the same rotation axis as the first hollow groove, the abutting portion can abut the inner sides of the two elastic buckles to limit the two elastic buckles from retracting inward.

[0010] As a preferred scheme of the track light power supply box, the shell assembly comprises a shell body and a shell cover plate; a fixed protruding column is formed on the inner side of the shell body towards the shell cover plate; a rotating shaft hole is provided at the position of the rotating shaft of the limiting rotating wheel, and the rotating shaft hole is sleeved on the fixed protruding column; the two ends of the shell cover plate are provided with positioning hooks, the two ends of the shell body are provided with positioning slots, the shell cover plate is provided with a mounting hole, after the positioning hooks are clamped on the positioning slots, the mounting hole is aligned with the fixed protruding column, and after a fixing screw passes through the mounting hole and extends into the fixed protruding column, the fixing screw is fixed.

[0011] As a preferred scheme of the track light power supply box, a second hollow hole is provided at the position of the abutting portion, the area of the second hollow hole is smaller than the area of the inner side of the elastic buckle, and the second hollow hole is used for abutting the inner side of the elastic buckle; a limiting protrusion is arranged on the inner side of the shell body at the position corresponding to the second hollow hole, and after the limiting protrusion extends into the second hollow hole, the limiting protrusion can abut the inner wall of the second hollow hole to limit the rotating angle of the limiting rotating wheel.

[0012] As a preferred scheme of the track light power supply box, a limiting groove is arranged on the bottom of the shell body at the position corresponding to the limiting rotating wheel, a rotating portion is formed on the limiting rotating wheel towards the limiting groove, the rotating portion extends outwards through the limiting groove, and the rotating portion is used for driving the limiting rotating wheel to rotate.

[0013] As a preferred scheme of the track light power supply box, the track light power supply box further comprises a control circuit board, a first electrically-conductive elastic sheet and a second electrically-conductive elastic sheet; the control circuit board is arranged between the shell body and the shell cover plate; the first electrically-conductive elastic sheet and the second electrically-conductive elastic sheet are arranged on the two sides of the control circuit board and are connected to the control circuit board in an electrically-conductive manner; one end of the first electrically-conductive elastic sheet is provided with a first electrically-conductive protrusion, one end of the second electrically-conductive elastic sheet is provided with a second electrically-conductive protrusion, the first electrically-conductive protrusion extends outwards through the shell cover plate, and the second electrically-conductive protrusion extends outwards through the shell body.

[0014] As a preferred scheme of the track light power supply box, a first limiting protruding edge is formed on one end of the shell cover plate towards the first electrically-conductive elastic sheet, the first limiting protruding edge surrounds one end of the first electrically-conductive elastic sheet, and is used for limiting the shaking of one end of the first electrically-conductive elastic sheet relative to the shell cover plate; a second limiting protruding edge is formed on one end of the shell body towards the second electrically-conductive elastic sheet, the second limiting protruding edge surrounds one end of the second electrically-conductive elastic sheet, and is used for limiting the shaking of one end of the second electrically-conductive elastic sheet relative to the shell body.

[0015] The utility model also provides a track lamp, include: spotlight subassembly, the track lamp still include above described track lamp power box, the spotlight subassembly includes: spotlight body, and spotlight connecting rod, the one end rotatable installation of spotlight connecting rod is in spotlight body, the other end of spotlight connecting rod stretches into rotatable installation in the casing assembly in casing assembly.

[0016] As a preferred scheme of the track lamp, the shell cover plate is provided with a connecting rod cover plate at a position corresponding to the spotlight connecting rod, the connecting rod cover plate is detachably installed in the shell body after being embedded in the shell cover plate; the top of the spotlight connecting rod is provided with a guide sliding groove, the shell body is provided with a first embedding groove, the connecting rod cover plate is provided with a second embedding groove, after the connecting rod cover plate is installed in the shell body, the two sides of the guide sliding groove are embedded in the first embedding groove and the second embedding groove respectively, thereby guiding the rotation of the spotlight connecting rod.

[0017] As a preferred scheme of the track lamp, the top of the spotlight connecting rod is provided with a limiting protrusion, the shell body is provided with a limiting groove, and the limiting protrusion is arranged in the limiting groove to limit the rotation angle of the spotlight connecting rod.

[0018] The utility model discloses a beneficial effect is:

[0019] The utility model discloses a track lamp power box and track lamp, include: casing assembly, be equipped with the elastic buckle of casing assembly both sides and be equipped with the limiting dial between two elastic buckles, through the both sides of limiting dial parallel to the inside of two elastic buckles, limiting dial rotatable relative to casing assembly, the both sides of limiting dial are equipped with the department of giving place and abutting portion, in locking state, the abutting portion of limiting dial rotates to the position between two elastic buckles, and the inside of abutting portion abuts two elastic buckles to avoid that two elastic buckles shrink inwards, in the state of releasing locking, the department of giving place of limiting dial rotates to the position between two elastic buckles, and the department of giving place is used for providing the department of giving place for two elastic buckles to shrink inwards, adopt above -mentioned scheme, and the locking and release locking of two elastic buckles can be realized through rotating limiting dial, first, without external force maintaining in a state, and the locking and release locking of track lamp power box can be realized, thereby the problem that the length of track lamp power box is limited by traditional non -locking and release locking device can be overcome, second, since locking and release locking can be realized through setting abutting portion and the department of giving place, thereby make the structure of locking and release locking relatively simple, further reduce the manufacturing difficulty of track lamp power box and promote manufacturing cost, be favorable to the popularization of track lamp. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced, obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor, and all belong to the protection scope of the present application, wherein:

[0021] Figure 1 is a structural schematic diagram of the track lamp provided by the present application;

[0022] Figure 2 is Figure 1 the exploded schematic diagram of the track lamp shown in the figure;

[0023] Figure 3 is Figure 2 the structural schematic diagram of the limiting rotating wheel of the track lamp shown in the figure;

[0024] Figure 4 is Figure 2 the structural schematic diagram of the shell body of the track lamp shown in the figure;

[0025] Figure 5 is Figure 2 the structural schematic diagram of the shell cover plate of the track lamp shown in the figure;

[0026] Figure 6 is Figure 2 the structural schematic diagram of the control circuit board, the first electrically-conductive elastic sheet and the second electrically-conductive elastic sheet of the track lamp shown in the figure;

[0027] Figure 7 is Figure 6 the structural schematic diagram of the control circuit board, the first electrically-conductive elastic sheet and the second electrically-conductive elastic sheet of the track lamp shown in the figure;

[0028] Figure 8 is Figure 2 the structural schematic diagram of the spotlight assembly of the track lamp shown in the figure. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the present application will be described clearly and completely, obviously, the described embodiments are only some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0030] In the description of the utility model, the term "multiple" refers to two or more than two, unless otherwise expressly limited. The term "and / or" used in this paper includes any and all combinations of one or more related listed items. The terms "mounting", "connection", "connection", "fixing" and other terms should be understood broadly, for example, "connection" can be fixed connection, or detachable connection, or integral connection; "connection" can also be direct connection, or indirect connection through a medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0031] It should be noted that when an element is referred to as "assembled", "mounted", "fixed" or "provided" to another element, it can be directly connected to another element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used in this paper are only for illustrative purposes and do not represent the only embodiment.

[0032] The track lamp needs to be installed on the matching track, the inside of the track contains voltage input, the inside of the track contains conductive metal strip on both sides, and the two sides of the track lamp power box are provided with electric contact, when installing, the two sides of the track lamp power box are clamped in the clamping groove in the track, and the electric contact on the two sides of the track lamp power box is abutted to the conductive metal strip in the inside of the track, so that the track lamp is powered on, that is, the track lamp is lit.

[0033] In the prior art, in order to prevent the track lamp power box from being separated from the track and affecting the safety of the user, a limiting button is arranged in the track lamp power box, the limiting button can abut and disengage with the elastic clamps on both sides of the track lamp, when abutting, the elastic clamps can be limited to retract inward, thereby avoiding the risk that the track lamp power box is separated from the inside of the track, and when disengaging, the track lamp power box can be separated from the track for replacement and maintenance.

[0034] The above limiting button is generally installed in the track lamp power box by two ways, one is to clamp a spring between the limiting button and the track lamp power box shell, when the spring is maintained, the limiting button abuts between the two elastic clamps, and the limiting button is disengaged with the inner side of the two elastic clamps by pressing the limiting button, but this requires pressing the limiting buttons at both ends of the track lamp power box at the same time to remove the track lamp power box, thereby limiting the length of the track lamp power box.

[0035] Another is based on the structure, between the limiting button and the track lamp power box shell is provided with locking structure, when the limiting button and the track lamp power box shell is in the locked state, the limiting button abuts between the two elastic buckles, when the limiting button and the track lamp power box shell is in the state of releasing the lock, the limiting button is staggered with the inner side of the two elastic buckles, and then two limiting buttons are not pressed at the same time to realize the track lamp power box is taken down, but the locking structure is more complex, further improves the manufacturing difficulty of the track lamp power box and improves the manufacturing cost, which is not conducive to the promotion of the track lamp.

[0036] In the utility model, as shown in Figure 1 and Figure 2 The utility model discloses a track lamp, which comprises a track lamp power box 10 and a spotlight assembly 20, wherein the track lamp power box 10 comprises a shell assembly 11, elastic buckles 111 arranged on both sides of the shell assembly 11 and a limiting knob 12 arranged between the two elastic buckles 111, and the spotlight assembly 20 comprises a spotlight body 21 and a spotlight connecting rod 22, one end of the spotlight connecting rod 22 is rotatably installed on the spotlight body 21, and the other end of the spotlight connecting rod 22 extends into the shell assembly 11 and is rotatably installed in the shell assembly 11.

[0037] Wherein the two side surfaces of the limiting knob 12 are parallel to the inner sides of the two elastic buckles 111, the limiting knob 12 is rotatable relative to the shell assembly 11, and the two side surfaces of the limiting knob 12 are provided with a giving part 121 and an abutting part 122.

[0038] In the locked state, the abutting part 122 of the limiting knob 12 is rotated to the position between the two elastic buckles 111, and the abutting part 122 abuts the inner sides of the two elastic buckles 111 to prevent the two elastic buckles 111 from retracting inward.

[0039] In the unlocked state, the giving part 121 of the limiting knob 12 is rotated to the position between the two elastic buckles 111, and the giving part 121 is used for providing space for the two elastic buckles 111 to retract inward.

[0040] In the utility model, the above scheme is adopted, locking and unlocking of the two elastic buckles 111 can be realized by rotating the limiting rotating wheel 12, locking and unlocking of the track lamp power box 10 can be realized without external force, thereby the problem that the length of the track lamp power box 10 is limited by the traditional locking and unlocking device can be overcome, secondly, locking and unlocking can be realized by setting the abutting portion 122 and the giving portion 121, thereby the structure of locking and unlocking is relatively simple, the manufacturing difficulty of the track lamp power box 10 is further reduced and the manufacturing cost is improved, and the utility model is favorable for the popularization of the track lamp.

[0041] As Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 , specifically, the giving portion 121 is a first hollow groove 121 arranged on the limiting rotating wheel 12, the cross-sectional area of the first hollow groove 121 is greater than the area in the elastic buckle 111, so that the elastic buckle 111 can extend into the first hollow groove 121;

[0042] The limiting rotating wheel 12 is provided with a rotating shaft, the abutting portion 122 is a position on the limiting rotating wheel 12, which is staggered with the first hollow groove 121 and has the same rotating shaft as the first hollow groove 121, the abutting portion 122 can abut the inner side of the two elastic buckles 111, and is used for limiting the two elastic buckles 111 to retract inward.

[0043] In order to assemble the shell assembly 11, the shell assembly 11 comprises a shell body 112 and a shell cover plate 113; a fixed convex column 1121 is formed on the inner side of the shell body 112 and extends towards the shell cover plate 113, a rotating shaft hole 123 is arranged at the position of the rotating shaft of the limiting rotating wheel 12, and the rotating shaft hole 123 is sleeved on the fixed convex column 1121; both ends of the shell cover plate 113 are provided with positioning clamping hooks 1131, both ends of the shell body 112 are provided with positioning clamping grooves 1122, the shell cover plate 113 is provided with mounting holes 1132, after the positioning clamping hooks 1131 are clamped on the positioning clamping grooves 1122, the mounting holes 1132 are aligned with the fixed convex column 1121, and after a fixed screw passes through the mounting holes 1132 and extends into the fixed convex column 1121, the shell cover plate 113 is fixed on the shell body 112.

[0044] In order to limit the rotation angle of the limiting dial 12, a second hollow hole 124 is arranged at the position of the abutting portion 122, the area of the second hollow hole 124 is smaller than the area of the inner side of the elastic buckle 111 for abutting the inner side of the elastic buckle 111; a limiting protrusion 1123 is arranged at the position corresponding to the second hollow hole 124 at the inner side of the shell body 112, the limiting protrusion 1123 can abut the inner wall of the second hollow hole 124 after extending into the second hollow hole 124 for limiting the rotation angle of the limiting dial 12.

[0045] In order to drive the rotation of the limiting dial 12, a limiting slot 1124 is arranged at the position corresponding to the limiting dial 12 at the bottom of the shell body 112, the limiting dial 12 extends towards the limiting slot 1124 to form a dialing portion 125, the dialing portion 125 extends outwards through the limiting slot 1124, and the dialing portion 125 is used to drive the rotation of the limiting dial 12.

[0046] In order to supply power to the track lamp power box 10, the track lamp power box 10 further comprises a control circuit board 13, a first power contact spring 14, and a second power contact spring 15; the control circuit board 13 is installed between the shell body 112 and the shell cover plate 113, the first power contact spring 14 and the second power contact spring 15 are arranged on both sides of the control circuit board 13 and are connected to the control circuit board 13; one end of the first power contact spring 14 is provided with a first power contact protrusion 141, one end of the second power contact spring 15 is provided with a second power contact protrusion 151, the first power contact protrusion 141 extends outwards through the shell cover plate 113, the second power contact protrusion 151 extends outwards through the shell body 112, and the first power contact protrusion 141 and the second power contact protrusion 151 abut the conductive metal strip in the power contact track and are connected to the conductive metal strip in power contact, thereby supplying power to the track lamp power box 10 through the first power contact spring 14 and the second power contact spring 15.

[0047] In order to limit the first power contact spring 14 and the second power contact spring 15, the shell cover plate 113 extends towards one end of the first power contact spring 14 to form a first limiting protruding edge 1133, the first limiting protruding edge 1133 is arranged around one end of the first power contact spring 14 for limiting the shaking of one end of the first power contact spring 14 relative to the shell cover plate 113; the shell body 112 extends towards one end of the second power contact spring 15 to form a second limiting protruding edge 1125, the second limiting protruding edge 1125 is arranged around one end of the second power contact spring 15 for limiting the shaking of one end of the second power contact spring 15 relative to the shell body 112.

[0048] In order to install the spotlight assembly 20, the shell cover plate 113 is provided with a connecting rod cover plate 1134 corresponding to the position of the spotlight connecting rod 22, which is detachably installed in the shell body 112 after being embedded in the shell cover plate 113; the top of the spotlight connecting rod 22 is provided with a guide sliding groove 221, the shell body 112 is provided with a first embedding groove 1126, and the connecting rod cover plate 1134 is provided with a second embedding groove 1135; after the connecting rod cover plate 1134 is installed in the shell body 112, the two sides of the guide sliding groove 221 are embedded in the first embedding groove 1126 and the second embedding groove 1135 respectively, so as to guide the rotation of the spotlight connecting rod 22, and then the spotlight assembly 20 is rotatably installed in the track lamp power box 10.

[0049] In order to limit the rotation angle of the spotlight assembly 20 relative to the track lamp power box 10, the top of the spotlight connecting rod 22 is provided with a limiting protrusion 222, the shell body 112 is provided with a limiting recess 1127, and the limiting protrusion 222 is arranged in the limiting recess 1127 for limiting the rotation angle of the spotlight connecting rod 22.

[0050] The utility model has been described in detail in combination with the drawings, but the utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and still fall within the protection scope of the utility model.

Claims

1. A track light power pack, characterized by, The utility model relates to a track light power supply box, including: The shell assembly, be equipped with the elastic buckle of two sides of shell assembly, and be equipped with the limiting dial wheel between two elastic buckle; Wherein, the two side surfaces of limiting dial wheel are parallel to the inner side of two elastic buckle, limiting dial wheel can rotate relative to shell assembly, the two side surfaces of limiting dial wheel are equipped with the accommodation part and the abutment part; In the locking state, the abutment part of limiting dial wheel rotates to the position between two elastic buckle, the abutment part abuts the inner side of two elastic buckle to avoid two elastic buckle to retract inward; In the unlocking state, the accommodation part of limiting dial wheel rotates to the position between two elastic buckle, the accommodation part is used to provide accommodation for two elastic buckle to retract inward.

2. The track light power pack of claim 1, wherein, The accommodation part is the first hollow groove on the limiting dial wheel, the cross-sectional area of the first hollow groove is greater than the area in the elastic buckle, so that the elastic buckle can extend into the first hollow groove; The limiting dial wheel is provided with a rotating shaft, and the abutment part is a position on the limiting dial wheel that is offset from the first hollow groove and has the same rotating shaft as the first hollow groove. The abutment part can abut the inner side of the two elastic buckles to limit the inward retraction of the two elastic buckles.

3. The track light power pack of claim 1, wherein, The shell assembly includes a shell body and a shell cover plate. The inner side of the shell body extends towards the shell cover plate to form a fixed protrusion. The limiting dial wheel is provided with a rotating shaft hole at the position of the rotating shaft. The rotating shaft hole is sleeved on the fixed protrusion. Both ends of the shell cover plate are provided with positioning hooks, both ends of the shell body are provided with positioning slots, the shell cover plate is provided with a mounting hole, after the positioning hooks are clamped in the positioning slots, the mounting hole is aligned with the fixed protrusion, and after a fixing screw passes through the mounting hole and extends into the fixed protrusion, it is fixed.

4. The track light power pack of claim 3, wherein, A second hollow hole is provided at the position of the abutment part. The area of the second hollow hole is smaller than the area in the elastic buckle, which is used to abut the inner side of the elastic buckle. The inner side of the shell body is provided with a limiting protrusion at the position corresponding to the second hollow hole. After the limiting protrusion extends into the second hollow hole, it can abut the inner wall of the second hollow hole to limit the rotating angle of the limiting dial wheel.

5. The track light power pack of claim 3, wherein, The bottom of the shell body is provided with a limiting slot at the position corresponding to the limiting dial wheel. The limiting dial wheel extends towards the limiting slot to form a dialing part. The dialing part extends outwards through the limiting slot. The dialing part is used to drive the rotation of the limiting dial wheel.

6. The track light power pack of claim 3, wherein, The track light power supply box further includes a control circuit board, a first electric contact spring, and a second electric contact spring. The control circuit board is installed between the shell body and the shell cover plate. The first electric contact spring and the second electric contact spring are arranged on both sides of the control circuit board and are electrically connected with the control circuit board. One end of the first electric contact spring is provided with a first electric contact protrusion, and one end of the second electric contact spring is provided with a second electric contact protrusion. The first electric contact protrusion extends outwards through the shell cover plate, and the second electric contact protrusion extends outwards through the shell body.

7. The track light power pack of claim 6, wherein, The housing cover plate extends towards one end of the first electric contact spring to form a first limiting protruding edge, which is arranged around one end of the first electric contact spring to limit the shaking of one end of the first electric contact spring relative to the housing cover plate. The housing body extends towards one end of the second electric contact spring to form a second limiting protruding edge, which is arranged around one end of the second electric contact spring to limit the shaking of one end of the second electric contact spring relative to the housing body.

8. A track light comprising: The spotlight assembly is characterized in that the track lamp further comprises the track lamp power supply box according to any one of claims 3-7, and the spotlight assembly comprises a spotlight body and a spotlight connecting rod. One end of the spotlight connecting rod is rotatably mounted on the spotlight body, and the other end of the spotlight connecting rod extends into the housing assembly and is rotatably mounted in the housing assembly.

9. The track light of claim 8, wherein, The housing cover plate is provided with a connecting rod cover plate at a position corresponding to the spotlight connecting rod, which is detachably mounted on the housing body after being embedded in the housing cover plate. The top of the spotlight connecting rod is provided with a guide sliding groove, the housing body is provided with a first embedded groove, and the connecting rod cover plate is provided with a second embedded groove. After the connecting rod cover plate is mounted on the housing body, the two sides of the guide sliding groove are embedded in the first embedded groove and the second embedded groove, respectively, thereby guiding the rotation of the spotlight connecting rod.

10. The track light of claim 9, wherein, The top of the spotlight connecting rod is provided with a limiting protruding block, and the housing body is provided with a limiting recess. The limiting protruding block is arranged in the limiting recess to limit the rotation angle of the spotlight connecting rod.

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