CN214332403U

CN214332403U - Sliding power supply mechanism and lamp with same

Info

Publication number: CN214332403U
Application number: CN202120625581.3U
Authority: CN
Inventors: 孙斌斌; 许芳; 孙国强; 黄翔一
Original assignee: Qingdao Yilai Intelligent Technology Co Ltd
Current assignee: Qingdao Yilai Intelligent Technology Co Ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-10-01
Anticipated expiration: 2031-03-26

Abstract

The application relates to a sliding power supply mechanism which comprises a lamp post, a sliding support, a lamp arm, a conductive part and an insulating part, wherein the lamp post is provided with a sliding rail, and a conductive copper bar is installed in the sliding rail; the sliding support is arranged in the sliding rail, the sliding support is provided with a conductive elastic sheet, and the conductive elastic sheet is arranged to keep sliding contact with the conductive copper bar when moving along with the sliding support; the end part of the lamp arm is provided with a rotating shaft, the rotating shaft extends into the notch of the sliding rail and is hinged on the sliding support, and a wire arranged in the lamp arm penetrates through the rotating shaft and is electrically connected with the conductive elastic sheet. The utility model discloses a slip power supply mechanism keeps the electricity to be connected between the two through the sliding connection of electrically conductive shell fragment and electrically conductive copper bar, makes the arm not only can swing, can also go up and down along the slide rail, makes the desk lamp have more user state, and the control range of lamp holder is bigger, and it is stronger to use the flexibility, can be applied to more use scenes, has solved the limited, less, the single problem of use scene of adjustment range of current desk lamp user state.

Description

Sliding power supply mechanism and lamp with same

Technical Field

The utility model relates to a slip power supply mechanism and have lamps and lanterns of this mechanism, specifically speaking especially relates to a be applied to slip power supply mechanism of desk lamp and adopt the desk lamp of this structure.

Background

With the development of science and technology, the variety of desk lamp is diversified. The current table lamps in the market are powered by a wire rod penetrating through a structural rotating shaft, and the table lamps can only rotate a lamp arm and a lamp cap through the rotation of the rotating shaft, so that the use state of the table lamps can be adjusted; the wire rod is adopted to pass through the rotating shaft for power supply, so that the use state of the desk lamp is limited, the use scene is single, the adjustment range is small, and the use of a consumer is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a slip power supply mechanism and have lamps and lanterns of this mechanism to solve the limited, adjustment range of current desk lamp user state, less, the single problem of use scene.

In order to achieve the above object, the utility model discloses a technical scheme be:

a sliding power supply mechanism comprising:

the first lamp body is provided with a slide rail;

the sliding bracket is arranged on the sliding rail;

the second lamp body is arranged on the sliding bracket;

the light-emitting part is installed on the first lamp body and/or the second lamp body, and the sliding support supplies power to the light-emitting part through the conductive part when moving along the sliding rail.

A sliding power supply mechanism comprising:

the lamp post is provided with a slide rail;

a sliding bracket installed in the slide rail;

a conductive member including a first conductive member installed in the slide rail, a second conductive member installed on the slide bracket, and a wire electrically connected to the second conductive member and electrically connected to the light emitting member;

the lamp arm is arranged on the sliding support, and when the sliding support moves along the sliding rail, the power supply is carried out on a luminous part arranged on the lamp arm through a conductive part;

the insulating part is installed in the slide rail, first electrically conductive piece is located in the mounting groove that the insulating part set up, second electrically conductive piece stretches into the mounting groove, with first electrically conductive contact connection.

Preferably, the first conductive piece is a conductive copper bar and is arranged in parallel with the sliding rail.

Preferably, the plurality of conductive copper bars are arranged in parallel, a plurality of second conductive pieces are installed on the sliding support, and one second conductive piece is correspondingly connected with one conductive copper bar in a contact manner.

Preferably, a rotating shaft arranged on the lamp arm is rotatably installed on the sliding support, and the wire penetrates through the rotating shaft.

Preferably, the lamp arm comprises a hollow arm rod and an end seat arranged at the end part of the arm rod, and the rotating shaft is arranged on the end seat

Preferably, rollers are mounted on two sides of the sliding support and are in rolling contact with the inner wall of the sliding rail.

Preferably, the inner walls of the left side and the right side of the sliding rail are provided with two upright posts, the two upright posts positioned on the same side are arranged at intervals to form a guide groove, and the two sides of the sliding support are slidably mounted in the corresponding guide grooves.

Preferably, the insulating part is attached to the inner wall of the sliding rail and is positioned in a fixing groove formed between two columns on different sides at intervals.

Preferably, a fixed force spring is mounted on the sliding support, and the fixed force spring presses on the inner wall of the sliding rail to generate resistance to brake the sliding support.

Preferably, the sliding support comprises a support body and a mounting seat mounted on the support body, the mounting seat is provided with a mounting hole, and a rotating shaft arranged on the lamp arm passes through the mounting hole and is rotatably mounted in the support body;

the rotating shaft is in threaded connection with a limiting nut, a friction plate is sleeved on the rotating shaft, and the friction plate is pressed on the side wall of one side of the mounting seat by the limiting nut;

and a limiting flange arranged on the outer wall of the rotating shaft is abutted against the side wall of the other side of the mounting seat.

Preferably, the support arm arranged on the friction plate is inserted into the limit hole arranged on the mounting seat.

Preferably, an auxiliary friction plate is attached to the slide holder, and the auxiliary friction plate is in contact with an inner wall surface of the slide rail.

Preferably, a force adjusting screw is installed in a threaded hole formed in the sliding support, and one end of the force adjusting screw extends out and abuts against the inner wall of the sliding rail.

As preferred, the decide power spring is the decide power clockwork spring, including the clockwork spring body that is the rolling state and the stiff end that extends out by the clockwork spring body, the stiff end with sliding bracket fixed connection, the clockwork spring body is located in the chamber of accomodating that sliding bracket set up.

The lamp comprises a base, a lamp holder and the sliding power supply mechanism, wherein the lamp post is installed on the base, the lamp holder is installed on a lamp arm, and a light emitting component is installed in the lamp holder

Compared with the prior art, the utility model discloses slip power supply mechanism and have lamps and lanterns of this mechanism, its arm is moving the in-process for the lamp pole, keep luminous component's power supply through conductive parts, make the arm can go up and down along the slide rail, make the desk lamp have more user state, the control range of lamp holder is bigger, it is stronger to use the flexibility, can be applied to more use scenes, the insulating part has still improved conductive parts's security, it is limited to have solved current desk lamp user state, the adjustment range is less, the problem that the use scene is single.

Drawings

Fig. 1 is a schematic structural view of the sliding power supply mechanism of the present invention;

fig. 2 is a sectional structural view of the sliding power supply mechanism of the present invention;

fig. 3 is an exploded view of the sliding power supply mechanism of the present invention;

fig. 4 is an exploded view of the sliding bracket of the sliding power supply mechanism of the present invention;

fig. 5 is a partial structure view of the lamp post in the sliding power supply mechanism of the present invention;

fig. 6 is a schematic structural view of the lamp of the present invention;

in the above figures: 1. a lamp post; 2. a sliding support; 21. a frame body; 22. a mounting seat; 23. a roller; 24. a constant force spring; 25. an auxiliary friction plate; 26. force adjusting screws; 27. a limiting hole; 3. a lamp arm; 31. an end seat; 32. an arm lever; 4. a slide rail; 41. an insulating member; 42. mounting grooves; 43. a guide groove; 5. a conductive member; 51. a first conductive member; 52. a second conductive member; 53. a wire; 6. a base; 7. a rotating shaft; 71. a limit nut; 72. a limiting flange; 8. a lamp cap; 9. a friction plate; 91. a support arm; A. a first lamp body; B. a second lamp body; C. a light emitting part.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, the utility model provides a slide power supply mechanism, including first lamp body a, second lamp body B, luminous component C and sliding bracket 2.

The first lamp body A is provided with a slide rail 4, the sliding support 2 is installed on the slide rail 4, and the second lamp body B is installed on the sliding support 2. The light emitting part C is installed on the first lamp body a, or on the second lamp body B, or both the first lamp body a and the second lamp body B are installed.

When the sliding support 2 moves along the sliding rail 4, the power is supplied to the light emitting part C through the conductive part 5, and the light emitting part C can keep an illuminating state when the first lamp body a moves relative to the second lamp body B to adjust the relative position between the first lamp body a and the second lamp body B.

As shown in fig. 2 to 5, the present invention provides another sliding power supply mechanism, which includes a lamp post 1, a sliding bracket 2, a lamp arm 3, a conductive component 5, and an insulator 41.

The lamp pole 1 is connected with the base of the desk lamp, and the base supports the lamp pole 1. The lamp post 1 is provided with a slide rail 4 along the axial direction thereof, and the slide rail 4 is a groove rail.

The sliding bracket 2 is mounted on the slide rail 4 so as to slide along the slide rail 4. The sliding support 2 is arranged on the sliding rail 4, comprises the sliding support 2 arranged in the sliding rail 4 and also comprises the sliding support 2 sleeved outside the sliding rail 4, and the sliding support 2 is connected with the sliding rail 4 through other mechanisms.

The lamp arm 3 is mounted on the sliding bracket 2 and moves with the sliding bracket 2. The lamp head of the desk lamp is mounted on a lamp arm 3, and a light emitting part is arranged in the lamp head.

Between the sliding bracket 2 and the lamp post 1, a conductive part 5 is installed, and the conductive part 5 includes a first conductive piece 51, a second conductive piece 52 and a wire 53. The first conductive member 51 and the second conductive member 52 are both made of conductive materials, and mainly made of metal members. The first conductive member 51 is mounted in the slide rail 4 and the second conductive member 52 is mounted on the slide holder 2. When the sliding frame 2 moves in the sliding rail 4, the second conductive member 52 moves along with the sliding frame and is always in contact with the first conductive member 51, so that the first conductive member 51 and the second conductive member 52 are kept in a conductive state.

The conductive member 5 is electrically connected to the light emitting member, and the light emitting member mounted on the arm 3 is supplied with power through the conductive member 5 while the slide holder 2 moves along the slide rail 4.

The power supply module of the desk lamp is generally mounted in the base and electrically connected to the conductive member 5 by power supply lines. The mains supply is fed into the power supply module through the power line, and the power supply module transmits electric energy to the light emitting part in the lamp cap through the conductive part 5, so that the light emitting part emits light, and illumination is performed. The luminous component can adopt the existing luminescent device such as incandescent lamp, electricity-saving lamp, LED lamp, the utility model discloses do not restrict the selection of luminous component kind.

First conductive piece 51 is located insulating part 41, and insulating part 41 separates first conductive piece 51 and lamp pole 1, avoids lamp pole 1 and first conductive piece 51 to switch on, prevents to touch lamp pole 1 and takes place the electric shock, guarantees the practical security of desk lamp.

The utility model discloses a slip power supply mechanism is through the slip of sliding support 2 in slide rail 4 and the swing of lamp arm 3, and conductive part 5 keeps the electric connection of luminous component and power module in the lamp holder simultaneously, guarantees the illumination work of desk lamp, makes the desk lamp have bigger control range, presents more user states, and the flexibility of use is stronger, can apply to more use scenes; the conductive copper bars 5 are partially coated by the insulating members 41, so that the risk of electric shock is avoided. Finally, the problems that the use state of the current desk lamp is limited, the adjusting range is small and the use scene is single are solved, and the use safety and convenience can be improved.

The first conductive member 51 is a conductive copper bar, and is disposed parallel to the sliding rail, that is, disposed along the axial direction of the rod, so that the second conductive member 52 always moves along the first conductive member 51 to keep the two aligned and electrically connected.

In order to meet the circuit requirements, a circuit loop is formed, the conductive copper strips are arranged in parallel, each conductive copper strip is located in the corresponding mounting groove 42 on the insulating part 41, the insulating part 41 avoids the conductive copper strips to be conducted with each other, and the power supply stability is guaranteed.

A plurality of second conductive members 52 are mounted on the sliding bracket 2, and each second conductive member 52 is in sliding contact with a corresponding one of the conductive copper bars. The lead 53 has a plurality of wires each electrically connected to a corresponding one of the second conductive members 52. The second conductive member 52 may be a conductive elastic sheet, and is pressed and held on the first conductive member 51 by an elastic force, so as to maintain the contact conduction therebetween.

In this embodiment, in order to achieve a swinging movement of the lamp arm 3, thereby further increasing the adjustment range of the height of the lamp head, the lamp arm 3 is provided with a rotating shaft 7, and the rotating shaft 7 is rotatably mounted on the sliding bracket 2. The rotating shaft 2 is used as a pin shaft to realize the hinging of the lamp arm and the sliding support 2. The wire 53 penetrates the rotating shaft 7 so as to be extended to the lamp arm 3 by the sliding support 2, thereby connecting the light emitting part.

In order to reduce the weight and ensure the structural strength, the lamp arm 3 includes an arm bar 32 and end bases 31 installed at both ends of the arm bar 32. The rotary shaft 7 is provided on one of the end seats 31, and the arm lever 32 is hollow so that the lead wire 53 is fitted therein while reducing the weight.

In the present embodiment, in order to improve the service life of the sliding bracket 2, rollers 23 are mounted on both sides of the sliding bracket 2, and the rollers 23 are in rolling contact with the inner wall of the slide rail 4.

Through the rolling of the roller 23, the sliding support 2 is prevented from being abraded due to direct friction with the inner wall of the sliding rail 4, so that the sliding support 2 can stably move in the sliding rail 4 for a long time.

In this embodiment, in order to improve the moving stability of the sliding bracket 2, two upright posts 44 are disposed on the inner walls of the left and right sides of the sliding rail 4. The space between the two columns 44 on the same side of the slide rail is a guide groove 43, and the two sides of the sliding support 2 are slidably mounted in the corresponding guide grooves 43. The guide groove 43 limits the two sides of the sliding support 2 and guides the movement of the sliding support 2, so that the two sides of the sliding support 2 move synchronously to keep stable. In order to improve the firmness of the installation of the insulating member, as shown in fig. 4, the insulating member 41 is attached to the inner wall of the sliding rail 4, a space between two columns 44 on different sides is a fixing groove 45, and the insulating member 41 is located in the fixing groove 45. The fixing groove 45 not only locks the insulating member 41 to improve the fixing firmness of the installation, but also separates the insulating member 41 from the sliding support 2 sliding in the guide groove 43 by the post 44 to prevent the insulating member 41 from being worn due to contact with the sliding support 2, thereby improving the service life of the sliding support.

In the present embodiment, in order to suspend the lamp arm 3, the sliding bracket 2 includes a bracket body 21 and a mount 22 mounted on the bracket body 21. The mounting seat 22 is provided with a mounting hole, and the rotating shaft 7 arranged on the lamp arm 3 penetrates through the mounting hole to extend into the frame body 21. The rotating shaft 7 rotates in the mounting hole to realize the hinging of the lamp arm 3 and the sliding bracket 2. The rotating shaft 7 is connected with a limit nut 71 through threads, the friction plate 9 is sleeved on the rotating shaft, and the limit nut 71 presses the friction plate 9 on the side wall of one side of the mounting seat 22. The limiting flange 72 arranged on the outer wall of the rotating shaft 7 is abutted against the side wall on the other side of the mounting seat 22. The limiting nut 71 and the limiting flange 72 respectively limit the rotating shaft 7 at two sides of the mounting seat 22, so that the rotating shaft 7 is prevented from being separated from the mounting hole, and the hinge joint of the rotating shaft 7 and the sliding support 2 is maintained.

The friction force generated by the close contact between the friction plate 9 and the mounting seat 22 and the friction force generated by the close contact between the limiting nut 71 and the friction plate 9 brake the rotation of the rotating shaft 7, so that the lamp arm 3 can hover at a certain angle position. The lamp arm 3 is manually pulled to overcome the friction force on the two sides of the friction plate 9, so that the rotating shaft 7 rotates to adjust the swing angle of the lamp arm 3. After the adjustment is finished, the lamp arm 3 is loosened, the friction force on the two sides of the friction plate 9 brakes the rotating shaft 7, and the rotating shaft is fixed at the current position to realize hovering.

When any one of the friction forces on the two sides of the friction plate 9 is not enough to support the lamp arm 3, the friction plate 9 rotates along with the rotating shaft 7, and the lamp arm 3 cannot hover. In order to enhance the braking effect and ensure the suspension of the lamp arm 3, the support arm 91 arranged on the friction plate 9 is inserted into the limit hole 27 arranged on the mounting seat 22.

The friction plate 9 is limited by the matching of the limiting hole 27 and the support arm 91, so that the friction plate 9 cannot rotate on the mounting seat 22, and the friction force between the friction plate 9 and the limiting nut 71 is enough to support the lamp arm 3, so that the lamp arm 3 can hover at a required position.

In the present embodiment, in order to suspend the sliding support 2, a constant force spring 24 is mounted on the sliding support 2.

The constant force spring 24 presses the inner wall of the slide rail 4, generates a frictional force as a resistance to brake the slide holder 2, and fixes the slide holder 2 at a certain position of the slide rail 4.

When the height position of the lamp arm 3 needs to be adjusted, the lamp arm 3 is manually pushed and pulled, and the resistance generated by the constant force spring 24 is overcome, so that the sliding support 2 moves to the required position in the sliding rail 4. After the adjustment is completed, the hand is released, and the sliding support 2 is braked by the resistance generated by the constant force spring 24 and is fixed at the current position, so that the hovering is realized.

In the present embodiment, in order to further ensure the hovering effect of the sliding support 2, an auxiliary friction plate 25 is mounted on the sliding support 2, and the auxiliary friction plate 25 is in contact with the inner wall surface of the slide rail 4. The friction force generated by the auxiliary friction plate 25 provides a braking force to the slide holder 2 together with the constant force spring 24, and fixes the slide holder 2 at a certain position of the slide rail 4.

In the embodiment, in order to further ensure the hovering effect of the sliding support 2, a force adjusting screw 26 is installed in a threaded hole provided in the sliding support 2, and one end of the force adjusting screw 26 extends out and abuts against the inner wall of the sliding rail 4, so as to generate a friction force to brake the sliding support 2. By rotating the force adjusting screw 26, the pressure of the force adjusting screw 26 on the inner wall of the sliding rail 4 can be adjusted, so that the friction force is adjusted, the braking force is adjusted, and the requirement of hovering the sliding support 2 is met.

When the auxiliary friction plate 25 and the force adjusting screw 26 are simultaneously installed on the sliding support 2, the auxiliary friction plate 25 and the force adjusting screw 26 are respectively located on two sides of the sliding support 2, and when the force adjusting screw 26 is screwed to push against the inner wall of the sliding rail 4, the sliding support 2 can also press and hold the auxiliary friction plate 25, so that the friction force generated by the auxiliary friction plate 25 is increased, and the braking effect is improved.

In the present embodiment, the constant force spring 24 is a constant force spring, and includes a spring body 241 in a wound state and a fixed end 242 extending from the spring body 241, in order to provide compactness.

The fixed end 242 of the constant force spring 24 is fixedly connected with the sliding bracket 2, and the spring body 241 is hidden and installed in the receiving chamber provided in the sliding bracket 2.

As shown in fig. 6, the present invention provides a lamp, which comprises a base 6, a lamp cap 8 and the above sliding power supply mechanism.

The lamp pole 1 is installed on the base 6, the lamp holder 8 is installed on the lamp arm 3, and the light emitting component is installed in the lamp holder 8.

To sum up, the utility model has the advantages of it is following:

1. the utility model discloses a slip power supply mechanism, because when the arm moved for the lamp pole, conductive part still can keep the power supply of luminous component on the arm, made the desk lamp have more user states, the control range of lamp holder is bigger, uses the flexibility stronger, can be applied to more use scenes;

2. the utility model adopts two conductive pieces which are contacted and relatively slide to realize the power supply of the movable part, and has simple structure, easy assembly and stable work;

3. the sliding support and the lamp arm of the utility model are both provided with damping structures, so that the desk lamp can be suspended at a set position and fixed in various using states, and the desk lamp is more convenient to use and adjust;

the above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A sliding power supply mechanism, comprising:

the first lamp body is provided with a slide rail;

the sliding bracket is arranged on the sliding rail;

the second lamp body is arranged on the sliding bracket;

2. A sliding power supply mechanism, comprising:

the lamp post is provided with a slide rail;

a sliding bracket installed in the slide rail;

3. The sliding power supply mechanism according to claim 2, wherein the first conductive member is a conductive copper bar disposed parallel to the sliding rail.

4. The sliding power supply mechanism according to claim 3, wherein a plurality of conductive copper bars are arranged in parallel, a plurality of second conductive members are mounted on the sliding bracket, and one second conductive member is correspondingly connected with one conductive copper bar in a contact manner.

5. The sliding power supply mechanism according to claim 2, wherein a rotating shaft of the lamp arm is rotatably mounted on the sliding bracket, and the wire penetrates through the rotating shaft.

6. The sliding power supply mechanism of claim 5 wherein said light arm comprises a hollow arm shaft and an end mount mounted on the end of the arm shaft, said shaft being disposed on said end mount.

7. The sliding power supply mechanism according to claim 2, wherein rollers are mounted on two sides of the sliding support, and the rollers are in rolling contact with the inner wall of the sliding rail.

8. The sliding power supply mechanism according to claim 2, wherein two columns are disposed on the inner walls of the left and right sides of the sliding rail, two columns on the same side are disposed at intervals to form a guide groove, and both sides of the sliding bracket are slidably mounted in the corresponding guide grooves.

9. The sliding power supply mechanism of claim 8, wherein the insulator is attached to the inner wall of the sliding rail and is located in a fixing groove formed by spacing between two columns on different sides.

10. The sliding power supply mechanism according to claim 2, wherein a constant force spring is mounted on the sliding bracket, and the constant force spring presses on the inner wall of the sliding rail to generate resistance to brake the sliding bracket.

11. The sliding power supply mechanism according to claim 2, wherein the sliding bracket comprises a bracket body and a mounting seat mounted on the bracket body, the mounting seat is provided with a mounting hole, and a rotating shaft of the lamp arm is rotatably mounted in the bracket body through the mounting hole;

12. The sliding power supply mechanism of claim 11 wherein said friction plate has arms that engage said mounting bracket with retaining holes.

13. The sliding power supply mechanism according to claim 2, wherein an auxiliary friction plate is mounted on the sliding bracket, and the auxiliary friction plate is in contact with an inner wall surface of the slide rail.

14. The sliding power supply mechanism according to claim 2, wherein a force adjusting screw is installed in a threaded hole formed in the sliding support, and one end of the force adjusting screw extends out and abuts against the inner wall of the sliding rail.

15. The sliding power supply mechanism according to claim 10, wherein the constant force spring is a constant force spring, and comprises a spring body in a rolling state and a fixed end extending from the spring body, the fixed end is fixedly connected with the sliding support, and the spring body is located in a containing cavity of the sliding support.

16. A light fixture comprising a base, and the sliding power mechanism of any one of claims 2 to 15, wherein the light pole is mounted on the base, the base is mounted on the light arm, and the light emitting member is mounted in the base.