CN108064328B

CN108064328B - Desk lamp

Info

Publication number: CN108064328B
Application number: CN201680049259.2A
Authority: CN
Inventors: 刘文俊; 杨松龄; 陈松亚
Original assignee: Shenzhen Royole Technologies Co Ltd
Current assignee: Shenzhen Royole Technologies Co Ltd
Priority date: 2016-12-30
Filing date: 2016-12-30
Publication date: 2020-10-02
Anticipated expiration: 2036-12-30
Also published as: WO2018120175A1; CN108064328A

Abstract

A desk lamp comprises a lamp holder (1), a lamp holder (2), a lamp holder (3) fixed at the bottom of the lamp holder (1), and a light source component; the lamp holder (2) is pivoted to the lamp holder (1) so that the lamp holder (2) can rotate close to or far away from the lamp holder (3); the light source component is electrically connected with a control module (7) through the sensing device (6); the induction device (6) is used for detecting the position of the lamp holder (2) relative to the lamp holder (1) and changing the illumination of the light source component through the control module (7). Through rotating lamp holder (2) for the desk lamp can expand or fold, utilizes induction system (6) to detect the position of lamp holder (2) simultaneously, can change the illuminance of desk lamp, with the demand that is suitable for different occasions, facilitates the use.

Description

Desk lamp

Technical Field

The invention relates to the lighting technology, in particular to a desk lamp.

Background

In the folding table lamp in the prior art, the illumination intensity of the table lamp cannot be adjusted or a user is required to adjust the illumination intensity by using a switch, the illumination intensity of the table lamp cannot be changed according to the folding state of the table lamp, and a great deal of inconvenience is brought to the user.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the desk lamp, which can automatically adjust the illumination intensity according to the position of the lamp holder and is convenient to use.

In order to solve the technical problem, the invention provides a desk lamp which comprises a lamp holder, a lamp holder fixed at the bottom of the lamp holder and a light source component, wherein the lamp holder is fixed at the bottom of the lamp holder; the lamp holder is pivoted to the lamp holder so that the lamp holder can rotate close to or far away from the lamp holder; the light source component is electrically connected with a control module through the sensing device; the induction device is used for detecting the position of the lamp holder relative to the lamp holder and changing the illumination of the light source component through the control module.

The desk lamp provided by the invention comprises the following components: through rotating the lamp holder for the desk lamp can expand or fold, utilizes induction system to detect the position of lamp holder simultaneously, can change the illuminance of desk lamp, with the demand that is suitable for different occasions, facilitates the use.

Drawings

FIG. 1 is a schematic view of a table lamp provided in accordance with a preferred embodiment of the present invention in a folded state;

FIG. 2 is a schematic view of the desk lamp of FIG. 1 with the lamp head rotated by an angle;

FIG. 3 is a schematic view of the lamp head of the table lamp of FIG. 1 fully extended;

FIG. 4 is an exploded view of the desk lamp of FIG. 2;

FIG. 5 is a cross-sectional view of the desk lamp of FIG. 2;

FIG. 6 is an enlarged view taken at A in FIG. 5;

FIG. 7 is an exploded view of the base of the desk lamp of FIG. 2;

FIG. 8 is an exploded view of the lamp holder of the desk lamp of FIG. 2;

FIG. 9 is an exploded view of the lamp holder of the desk lamp of FIG. 2;

FIG. 10 is a cross-sectional view of the pivot of the lamp holder of the desk lamp of FIG. 2;

FIG. 11 is a schematic view of the pivot connection between the supporting member and the connecting member of the desk lamp in FIG. 2;

FIG. 12 is a cross-sectional view of the lamp holder and base of the desk lamp of FIG. 2;

FIG. 13 is a schematic view of a support member of the lamp holder of FIG. 8;

FIG. 14 is a schematic view of another angle of the support member of FIG. 13;

FIG. 15 is an exploded view of the base of the desk lamp of FIG. 1;

fig. 16 is an enlarged view at B in fig. 5.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 4, a desk lamp provided in the preferred embodiment of the present invention includes a lamp holder 1, a lamp cap 2, a lamp holder 3 fixed to the bottom of the lamp holder 1, and a light source assembly. The lamp holder 2 is pivoted to the lamp holder 1, so that the lamp holder 2 can rotate close to or far away from the lamp holder 3, and the desk lamp can be folded or unfolded. When the desk lamp is unfolded, the desk lamp is in a normal illumination mode, and when the desk lamp is folded, the light source assembly is switched into a weak light mode, so that the desk lamp is suitable for illumination requirements of different occasions.

In the present embodiment, as shown in fig. 1, the lamp holder 2 and the lamp holder 3 are connected to form a frame, and the light of the light source assembly is emitted from the inner side surface of the frame, which is beneficial to the concentration of light and is convenient for use. In this embodiment, the lamp holder 1, the lamp holder 2 and the lamp holder 3 are connected into a rectangular frame, the base and the lamp holder 2 are both strip-shaped, and the base is a short side of the frame and is horizontally arranged. The lamp holder 2 is a long side of the frame shape and is arranged vertically. The lighting fixture 1 is L-shaped, one longer side of the lighting fixture is vertically arranged, and one shorter side of the lighting fixture is horizontally arranged, so that the whole desk lamp is vertically placed under a folding state, and the occupied space of the desk lamp on a desktop can be reduced. Here, in other embodiments, the lamp holder 1, the base 2 and the socket 3 may be connected to form a frame with other geometric shapes, such as a polygon like a square or a triangle, a semicircle, or an irregular shape.

Further, the desk lamp further comprises a base 4, the base 4 is plate-shaped, the base 4 is located at the bottom of the lamp holder 3, and the stability of the whole desk lamp can be guaranteed by the aid of the plate-shaped base 4. The base 4 is connected with the lamp holder 3 through magnetic attraction, and the base 4 can be detached in the transportation process by utilizing the detachable magnetic attraction, so that the carrying and the packaging are convenient.

As shown in fig. 4, the light source assembly comprises an illumination module 5, the illumination module 5 being arranged within the lamp cap 2. The light source module is electrically connected with a control module 7 through the induction device 6; the sensing device 6 is used for detecting the rotation position of the lamp holder 2 relative to the lamp holder 1 and changing the illumination of the light source module through the control module 7. The position of the lamp holder 2 after rotation can be detected by the induction device 6, so that the illumination intensity is controlled, and the lamp holder is convenient to use.

In this embodiment, the light source assembly further includes an auxiliary lighting module, and the illuminance of the auxiliary lighting module is less than the illuminance of the lighting module 5. When the induction device 6 detects that the lamp holder 2 rotates to the unfolding position relatively far away from the lamp holder 3, the control module 7 controls the lighting module 5 to be in a lighting state and the auxiliary lighting module to be in a extinguishing state; when the sensing device 6 detects that the lamp holder 2 rotates to the folding position relatively close to the lamp holder 3, the control module 7 controls the lighting module 5 to be in the off state, and the auxiliary lighting module is in the on state. Because the illumination of the lighting module 5 is different from that of the auxiliary lighting module, the lighting module and the auxiliary lighting module can be switched according to different positions of the lamp holder 2, so that illumination conversion of the desk lamp in different states is realized, and the desk lamp is convenient to use. Here, in other embodiments, the light source assembly may include only the illumination module 5, and the illumination intensity of the illumination module 5 is directly adjusted by the control module 7.

The auxiliary lighting module may be disposed on any one or more of the lamp holder 1, the lamp head 2, and the lamp socket 3. As shown in fig. 6, the auxiliary lighting module includes three LEDs, which are a first LED501, a second LED502 and a third LED503, wherein the first LED501 and the second LED502 are both disposed at the top of the lamp holder 1, the light emitting direction of the first LED501 is downward, the second LED502 is located at a position close to the pivot joint of the lamp holder 1 and the lamp holder 2, the light emitting direction of the second LED is a direction far away from the lamp holder 2, the third LED503 is disposed in the lamp holder 2 and located at a position close to the pivot joint of the lamp holder 2 and the lamp holder 1, and the light emitting direction of the third LED503 is toward the lighting module 5. The three LEDs are used for illuminating in different directions respectively, so that the LED lamp is convenient for a user to use. Here, in other embodiments, the auxiliary lighting module may further include other numbers of LEDs, and be arranged in other manners.

As shown in fig. 7, the lamp holder 2 is strip-shaped, one end of the lamp holder is pivoted with the lamp holder 1, and the lighting module 5 is located at a position far away from one end of the lamp holder 1, so that the moving range of the light source module is large, and the use is convenient. The lamp holder 2 is provided with a light-emitting surface, and the light rays of the lighting module 5 are emitted from the light-emitting surface; when the lamp holder 2 rotates to the folding position relatively close to the lamp holder 3, the light-emitting surface faces the lamp holder 1, when the lamp holder 2 rotates to the unfolding position relatively far away from the lamp holder 3, the light-emitting surface faces downwards, and light can shine to a working desktop of a user, so that the lamp holder is convenient to use.

As shown in fig. 7 and 8, the base 2 includes a base housing and a connecting member 20, and the lighting module 5 and the connecting member 20 are fixed in the base housing. The lamp holder 1 comprises a lamp holder housing and a supporting member 10, the supporting member 10 is fixedly connected with the inner side of the lamp holder housing, the bottom end of the supporting member 10 extends and is fixed in the lamp holder 3, and the top end of the supporting member 10 is pivoted with one end of the connecting member 20.

The connecting member 20 can ensure the structural strength of the lamp holder 2 and realize the pivot connection of the lamp holder 2 and the lamp holder 1. The structural strength of the lamp holder 3 and the lamp holder 1 can be ensured by the support member 10, and the lamp holder 1 and the lamp holder 2 are pivoted.

As shown in fig. 7, the connection member 20 is formed in a bar shape along the length direction of the base 2, so that the structural strength of the entire base 2 can be improved. The lighting module 5 is fixedly connected to the connector 20, and the connector 20 is fixedly connected to the base housing. The base housing includes a lamp housing 21 and a cover plate 22. The lamp housing 21 and the cover plate 22 are both strip-shaped. A cavity is formed in the lamp housing 21, and the connecting member 20 and the light source module are accommodated in the cavity. The connecting member 20 is fixed to an inner side surface of the cover plate 22 by screws, and the lighting module 5 is fixed to the connecting member 20 and located between the connecting member 20 and the lamp housing 21. The position of the lampshade 21 corresponding to the lighting module is provided with a light-emitting window 210 to facilitate the light of the light source module to emit. Of course, the light-exiting window is not required to be disposed on the lampshade 21, and the whole lampshade is made of a light-transmitting material. The lampshade 21 covers the connecting piece 20, the lampshade and the connecting piece 20 are connected in a buckling mode, all parts of the lamp holder 2 can be connected into a whole through the connecting piece 20, and the lamp holder 2 is not provided with exposed connecting structures such as bolts, so that the whole lamp holder 2 is simple in appearance.

As shown in fig. 8 to 12, the top end of the support member 10 is formed with a rotation support structure 100, and the rotation support structure 100 is adapted to be pivoted with the connection member 20 of the lamp head 2. The rotary supporting structure 100 includes a first side wall 101, a second side wall 102 and a bottom wall 103, the first side wall 101 and the second side wall 102 are parallel and fixed on the bottom wall 103, and a groove structure is formed between the first side wall 101 and the second side wall 102, so that a wiring space can be formed, and a conductive wire between the lamp holder 1 and the lamp holder 2 can be conveniently arranged.

One end of the connector 20 is provided with a first end plate 201 and a second end plate 202, the first end plate 201 and the second end plate 202 are arranged in parallel and parallel to the first side plate, and the rotary support structure 100 is located between the first end plate 201 and the second end plate 202.

The first side wall 101 and the first end plate 201 are pivotally connected through the first rotating shaft assembly 81, the second side wall 102 and the second end plate 202 are pivotally connected through the second rotating shaft assembly 82, the two rotating shaft assemblies are utilized to pivotally connect the supporting member and the connecting member 20, and the rotating stability of the two rotating shaft assemblies can be ensured.

The first rotary shaft assembly 81 is disposed coaxially with the second rotary shaft assembly 82. The first rotating shaft assembly 81 is of a solid structure to ensure the reliability of rotation. The central axis of the second rotating shaft assembly 82 is provided with a through hole 820, and the through hole 820 is communicated to the groove. The through hole 820 and the groove can form a wiring space, so that a wire between the lamp holder 1 and the lamp holder 2 can be conveniently arranged, the wire is positioned inside the desk lamp and cannot be exposed, and the appearance of the desk lamp is simple.

A first limiting hole 101a is formed in the first side wall 101, and a first positioning hole 201a is formed in the first end plate 201; first pivot subassembly 81 includes first rotatory piece 811 and second rotatory piece 812, and first rotatory piece 811 rotates to be connected in second rotatory piece 812, and first rotatory piece 811 is solid construction with second rotatory piece 812 to guarantee the reliability of rotation. The first rotating block 811 is disposed in the first limiting hole 101a, and the first rotating block 811 is circumferentially positioned with respect to the first limiting hole 101a such that the first rotating block 811 does not rotate in the first limiting hole 101 a; the second rotating block 812 is disposed in the first positioning hole 201a, and the second rotating block 812 is circumferentially positioned with respect to the first positioning hole 201a, so that the second rotating block 812 cannot rotate in the first positioning hole 201a, and the second rotating block 812 can be driven to rotate when the connecting member 20 rotates.

In this embodiment, the first limiting hole 101a has two opposite planes, and the corresponding first rotation block 811 also has two opposite planes, so that the first rotation block 811 can be prevented from rotating relative to the first sidewall 101 by the plane fit between the first rotation block 811 and the first limiting hole 101 a. The second limiting hole has two opposite planes, and the corresponding second rotating block 812 also has two opposite planes, so that the second rotating block 812 can be prevented from rotating relative to the second sidewall 102 by the plane fit between the second rotating block 812 and the second limiting hole. In other embodiments, the first and second rotation blocks may be circumferentially positioned with respect to the first and second limiting holes by other shape matching.

In the radial direction of first spacing hole 101a, the size of second rotatory piece 812 is greater than the size of first spacing hole 101a to make second rotatory piece 812 can not get into first spacing hole 101a, avoid first rotatory piece 811 to enter into the recess, avoid causing the influence to the line of walking.

The second sidewall 102 is provided with a second limiting hole 102a, and the aperture of the second limiting hole 102a is larger than that of the first limiting hole 101a, so as to provide a larger space for facilitating the wiring. A second positioning hole 202a is formed in the second end plate 202; the second shaft assembly 82 is a bushing having a bore 820 formed therein. The second rotating shaft assembly 82 is disposed through the second limiting hole 102a and the second positioning hole 202 a.

The second rotating shaft assembly 82 is circumferentially positioned with respect to the second limiting hole 102a, so that the second rotating shaft assembly 82 does not rotate with respect to the second end plate 202. The second limiting hole 102a has two opposite planes, two opposite planes are arranged at one end of the corresponding second rotating shaft component 82, and the second rotating shaft component 82 and the first side wall 101 can be prevented from rotating relatively by utilizing the plane fit between the second limiting hole 102a and the second rotating shaft component 82.

The second rotating shaft assembly 82 can rotate around the axial direction thereof in the second positioning hole 202 a; a flange 821 is provided on the outer peripheral surface of the second rotary shaft assembly 82, and the second end plate 202 is retained between the second side wall 102 and the flange 821. The flange 821 can be used to define the position of the second rotating shaft assembly 82, and the influence on the routing caused by the movement of the second rotating shaft assembly into the groove can be avoided.

The first side wall 101 is fixed with a first limit shaft 83, and the first limit shaft 83 is located at an eccentric position of the first rotating shaft assembly 81. In this embodiment, the first sidewall 101 is provided with a first shaft hole 101b, and the first limiting shaft 83 is fixed in the first shaft hole 101b, so as to facilitate assembly and connection. The first end plate 201 is provided with a first limit groove 201b, the first limit groove 201b is arc-shaped, and the first limit shaft 83 penetrates through the first limit groove 201b in a sliding manner. The first limiting shaft 83 can move along the length direction of the first limiting groove 201b, the length of the first limiting groove 201b can limit the rotation angle of the lamp holder 2 relative to the lamp holder 1, and the damage to the line caused by the overlarge rotation amplitude is prevented.

A second limiting shaft 84 is fixed on the second side wall 102, and the second limiting shaft 84 is positioned at the eccentric position of the second rotating shaft assembly 82; the second end plate 202 is provided with a second limiting groove 202b, the second limiting groove 202b is arc-shaped, and the second limiting shaft 84 penetrates through the first limiting groove 202b in a sliding manner. The second limiting shaft 84 can move along the length direction of the second limiting groove 202b, the length of the second limiting groove 202b can limit the rotation angle of the lamp holder 2 relative to the lamp holder 1, and the damage to the line caused by overlarge rotation amplitude is prevented.

Simultaneously, the limiting mechanisms are arranged on the two side wall rows, so that the rotation angle of the lamp holder 2 can be effectively limited. Here, in another embodiment, the stopper mechanism may be provided only on one of the side walls.

As shown in fig. 12, the rotation supporting structure 100 is located in the lamp holder housing to prevent the rotation supporting structure 100 from being exposed, so as to ensure a simple appearance of the lamp holder 1. A first opening 181 is formed in the lamp holder shell corresponding to the first rotating shaft assembly 81, a first collar 85 is arranged in the first opening 181, and the first collar 85 is sleeved outside the first rotating shaft assembly 81; a second opening 182 is formed in the lamp holder housing corresponding to the second rotating shaft assembly 82, a second collar 86 is arranged in the second opening 182, and the second collar 86 is sleeved outside the second rotating shaft assembly 82. Rotational stability is ensured by the first collar 85 and the second collar 86.

Further, a first slot hole is formed in the lamp holder housing at a position corresponding to the first limiting shaft 83, and the first limiting shaft 83 penetrates through the first slot hole and extends out of the lamp holder housing so as to be correspondingly matched with the first limiting groove 201 b. The lamp holder housing is provided with a second slot corresponding to the second limiting shaft 84, and the second limiting shaft 84 penetrates through the second slot and extends to the outside of the lamp holder housing so as to be correspondingly matched with the second limiting groove 202 b.

As shown in fig. 13 and 14, the supporter 10 includes a bottom plate 13, a fixing plate 11, and a top plate 12, the fixing plate 11 is bar-shaped, and the bottom plate 13 and the top plate 12 are fixed at both ends of the fixing plate 11, respectively. The bottom plate 13 forms a bottom end of the support 10, the top plate 12 forms a top end of the support 10, and the fixing plate 11 forms a middle portion of the support 10. More specifically, the bottom plate 13 is disposed opposite to the top plate 12, and both are perpendicular to the fixed plate 11. In the user, the bottom plate 13 is horizontally disposed, and the fixing plate 11 may be vertically disposed, so as to support the lamp head 2 to a certain height.

A rotation support structure 100 is formed at the end of the top plate 12. In this embodiment, the supporting member 10 is integrally formed by a metal material, that is, the bottom plate 13, the fixing plate 11, the top plate 12 and the rotating support structure 100 are integrally formed by a metal material, so as to improve the structural strength of the integral lamp holder 1.

As shown in fig. 6, the bottom wall 103 of the rotary support structure 100 is connected to the top plate 12 by a downwardly bent engaging piece 104. The bottom wall 103 is lower than the top plate 12, and the first side wall 101 and the second side wall 102 are located above the bottom wall 103 to facilitate corresponding connection with the connecting member 20. The second LED502 is disposed on the surface of the bonding pad 104 facing the fixing plate 11 such that the light emitting direction of the second LED502 is horizontal and faces away from the base 2.

As shown in fig. 13, the supporting member 10 is provided with a plurality of coupling holes 14, each coupling hole 14 is provided with a tongue piece 15, and the tongue piece 15 and the housing of the lamp holder can be fixedly coupled by screws. The tongue 15 can be used to achieve a fixed connection between the housing of the lamp holder. Further, in the present embodiment, the fixing plate 11 and the top plate 12 are provided with the connection holes 14, and the tongue pieces 15 are provided in the connection holes 14.

The edge of the support member 10 is bent to form a vertical side 16, and the vertical side 16 can improve the structural strength of the support member 10. More specifically, the fixing plate 11, the top plate 12 and the bottom plate 13 are provided at their edges with vertical edges 16 to improve the respective structural strength.

As shown in fig. 8, the light holder housing includes a side plate 17 and a light-emitting cover 18, the supporting member 10 is fixedly connected to an inner surface of the side plate 17 by a screw, and the light-emitting cover 18 is covered on the supporting member 10 and is connected to the supporting member 10 by a snap-fit. The side plate 17 and the light outlet cover 18 are connected together through the support member 10, so that the connection strength can be improved, and the connection structure such as no screw is exposed outside the lamp holder 1, so that the lamp holder 1 has a simple appearance.

The lamp bracket shell is L-shaped as a whole. The side plate 17 and the light-emitting cover 18 are L-shaped. A cavity is formed in the light outlet cover 18, and the fixing plate 11 and the top plate 12 of the supporter may be disposed in the cavity. The first LED501 is fixed at the joint of the top plate 12 and the fixing plate 11, and the light-emitting axis of the first LED501 is located at the inner side of the light-emitting cover 18, so that light can be emitted by using the vertical part of the light-emitting cover 18, and the second LED502 can be emitted by using the horizontal part of the light-emitting cover 18. The light-emitting cover 18 is made of a light-transmitting material so as to facilitate the light emission of the first LED501 and the second LED 502.

The vertical portion of the side plate 17 is disposed corresponding to the vertical portion of the light exit cover 18, and the horizontal portion of the side plate 17 is disposed corresponding to the horizontal portion of the light exit cover 18. The surface of the side plate 17 is provided with a stud with internal threads, the stud is arranged corresponding to the tongue piece 15 of the fixing plate 11, and the screw penetrates through the tongue piece 15 of the fixing plate 11 and is locked in the stud. The end of the horizontal portion of the side plate 17 is provided with a tab 171. the tab 171 is positioned over the recess to shield the recess so that the rotary support structure 100 is positioned within the housing of the light holder.

A flexible touch screen 19 is arranged in the lamp holder 1, the flexible touch screen 19 is electrically connected to the control module 7, and the flexible touch screen 19 adopts a self-capacitance sensing electrode to realize suspension touch control. The user can still work normally even when touching through the light cover 18. Further, the floating touch control can even enable the user to work normally by touching the light exit cover 18 a short distance away from the light exit cover 18 without directly touching the light exit cover 18. The flexible touch screen 19 is arranged inside the lamp holder 1, so that the lamp holder 1 has a simple appearance. The flexible touch screen 19 is a bar shape arranged along the vertical direction, the flexible touch screen 19 is bent, and the horizontal section of the flexible touch screen is U-shaped, so that touch operation can be performed on the flexible touch screen 19 on three side faces of the flexible touch screen 19, and convenience is brought to a user to control the desk lamp.

In order to facilitate the arrangement of the flexible touch screen 19, an inner housing 191 is arranged in the lamp holder housing, the inner housing 191 is connected with the support member in a snap-fit manner, and the inner housing 191 is located between the fixing plate 11 and the lamp shade 21. The flexible touch screen 19 is attached to the inner housing 191 so as to bend the flexible touch screen into a U-shape. The light exit cover 18 is provided with pins, and the inner housing 191 is provided with insertion holes into which the pins are inserted, thereby achieving positioning between the light exit cover 18 and the inner housing 191.

As shown in fig. 15 and 16, the bottom plate 13 formed at the bottom end of the supporter 10 is located in the lamp socket 3. Specifically, the lamp holder 3 includes a lower cover 31 and an upper cover 32, the lower cover 31 is fixedly connected to the bottom plate 13 through screws, the upper cover 32 covers the bottom plate 13, and the upper cover 32 is snap-fit connected to the bottom plate 13. The lower cover 31 and the upper cover 32 of the lamp holder 3 are fixedly connected into a whole through the bottom plate 13, so that the appearance of the lamp holder 3 is concise.

The control module 7 is arranged in the lamp holder 3, so that the weight of the lamp holder 3 can be improved, and the stability of the whole desk lamp is enhanced. The control module 7 is integrally disposed between the bottom plate 13 and the lower cover 31, the control module 7 includes a positioning box 71 and a circuit board 72, and the circuit board 72 is fixed above the positioning box 71. Be provided with magnet in the location box 71, base 4 can be for containing the iron material to make, and the magnet of location box 71 can be inhaled in base 4 by magnetism, makes things convenient for being connected between lamp stand 3 and the base 4, and then increases holistic stability through the great weight of base 4, avoids appearing the condition of empting. Here, in other embodiments, the control module 7 may be disposed in the lamp holder 1.

As shown in fig. 9 and 10, the sensing device 6 is a trigger switch, and the trigger switch is disposed at a pivot position of the lamp holder 1 and the lamp holder 2, and when the lamp holder 2 rotates, the trigger switch is pressed or bounced.

More specifically, the sensing device 6 is disposed on the lamp holder 1, and a protrusion for triggering the trigger switch is disposed on the lamp holder 2 at a position corresponding to the sensing device 6, and when the lamp holder 2 rotates, the protrusion presses or pops up the trigger switch. Of course, in other embodiments, the sensing device 6 may also be disposed on the lamp holder 2, and the lamp holder 1 is provided with a protrusion for triggering the trigger switch.

Here, as another embodiment, the sensing device 6 may also be an angle sensor, and is disposed at a pivot joint between the lamp holder 2 and the lamp holder 1; the sensing device 6 may also be disposed on the lamp holder 3 or the lamp head 2, the sensing device 6 is used for detecting a distance between the lamp head 2 and the lamp holder 3 to control the illumination of the light source assembly, and at this time, the sensing device 6 may be a proximity switch, a distance detector, or the like.

According to the desk lamp, the desk lamp can be unfolded or folded by rotating the lamp holder 2, and meanwhile, the position of the lamp holder 2 is detected by the induction device 6, so that the illumination of the desk lamp can be changed, the desk lamp is suitable for requirements of different occasions, and the desk lamp is convenient to use. The lamp holder 1 of the desk lamp is connected with each part of the lamp holder 3 into a whole through the support piece 10, the strength of the whole structure is better, and meanwhile, the outside is not provided with an exposed connecting structure; the connecting piece 20 of the lamp holder 2 connects all the parts of the lamp holder 2 into a whole, the strength of the whole structure of the lamp holder 2 is good, and the outside of the lamp holder 2 is not exposed with a connecting structure, so that the whole appearance of the desk lamp is simple.

The above embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. A desk lamp is characterized by comprising a lamp holder, a lamp holder fixed at the bottom of the lamp holder and a light source component; the lamp holder is pivoted to the lamp holder so that the lamp holder can rotate close to or far away from the lamp holder; the light source component is electrically connected with a control module through the sensing device; the induction device is used for detecting the position of the lamp holder relative to the lamp holder and changing the illumination of the light source component through the control module; the light source assembly comprises a lighting module and an auxiliary lighting module, and when the sensing device detects that the lamp holder rotates to an unfolding position relatively far away from the lamp holder, the control module controls the lighting module to be in a lighting state and the auxiliary lighting module to be in a extinguishing state; when the induction device detects that the lamp holder rotates to a folding position relatively close to the lamp holder, the control module controls the lighting module to be in a turn-off state, and the auxiliary lighting module is in a turn-on state; the auxiliary lighting module comprises a first LED, a second LED and a third LED, the first LED and the second LED are arranged at the top in the lamp holder, and the light emitting direction of the first LED is downward; the second LED is positioned close to the position where the lamp holder is pivoted with the lamp holder, and the light emitting direction of the second LED faces away from the lamp holder; the third LED is arranged in the lamp cap and is positioned at a position close to the pin joint of the lamp cap and the lamp holder, and the light emitting direction of the third LED faces the lighting module.

2. The desk lamp as claimed in claim 1, wherein the lamp holder, the lamp cap and the lamp holder are connected to form a frame, and the light of the light source assembly is emitted from the inner side of the frame.

3. The desk lamp as claimed in claim 1, further comprising a base, wherein the base is plate-shaped, the base is located at the bottom of the lamp holder, and the base is connected with the lamp holder through magnetic attraction.

4. The desk lamp of claim 1, wherein the auxiliary lighting module has an illumination intensity less than an illumination intensity of the lighting module.

5. The desk lamp of claim 1, wherein the lamp cap comprises a lamp cap housing and a connector, the connector being fixed within the lamp cap housing; the lamp holder comprises a lamp holder shell and a supporting piece, the supporting piece is fixedly connected with the inner side of the lamp holder shell, the bottom end of the supporting piece extends and is fixed in the lamp holder, and the top end of the supporting piece is pivoted with one end of the connecting piece.

6. The desk lamp as claimed in claim 5, wherein the top end of the supporting member is formed with a rotary supporting structure, the rotary supporting structure comprises a first side wall, a second side wall and a bottom wall, the first side wall and the second side wall are arranged in parallel and fixed on the bottom wall, and a groove structure is formed between the first side wall and the second side wall;

a first end plate and a second end plate are arranged at one end of the connecting piece, the first end plate and the second end plate are arranged in parallel and are parallel to the first side wall, and the rotary supporting structure is positioned between the first end plate and the second end plate;

the first side wall is pivoted with the first end plate through a first rotating shaft assembly, and the second side wall is pivoted with the second end plate through a second rotating shaft assembly;

the first rotating shaft assembly and the second rotating shaft assembly are coaxially arranged, a through hole is formed in the central shaft of the second rotating shaft assembly, and the through hole is communicated into the groove.

7. The desk lamp as claimed in claim 6, wherein the first side wall is provided with a first position-limiting hole, and the first end plate is provided with a first position-limiting hole; the first rotating shaft assembly comprises a first rotating block and a second rotating block, and the first rotating block is rotatably connected to the second rotating block; the first rotating block is arranged in a first limiting hole, and the first rotating block is circumferentially positioned relative to the first limiting hole; the second rotating block is arranged in the first positioning hole and is circumferentially positioned relative to the first positioning hole; in the radial direction of the first limiting hole, the size of the second rotating block is larger than that of the first limiting hole.

8. The desk lamp as claimed in claim 7, wherein the second sidewall is provided with a second limiting hole, and the aperture of the second limiting hole is larger than that of the first limiting hole; a second positioning hole is formed in the second end plate; the second rotating shaft assembly is a shaft sleeve, and the through hole is formed in the second rotating shaft assembly; the second rotating shaft assembly penetrates through the second limiting hole and the second positioning hole; the second rotating shaft assembly is circumferentially positioned relative to the second limiting hole and can rotate around the axial direction of the second rotating shaft assembly in a second positioning hole; the outer peripheral surface of the second rotating shaft assembly is provided with a flange, and the second end plate is limited between the second side wall and the flange.

9. The desk lamp as claimed in claim 6, wherein a first limit shaft is fixed on the first side wall, and the first limit shaft is located at an eccentric position of the first rotating shaft assembly; the first end plate is provided with a first limiting groove, the first limiting groove is arc-shaped, and the first limiting shaft penetrates through the first limiting groove in a sliding mode; and/or the presence of a gas in the gas,

a second limiting shaft is fixed on the second side wall and is positioned at the eccentric position of the second rotating shaft component; the second end plate is provided with a second limiting groove, the second limiting groove is arc-shaped, and the second limiting shaft penetrates through the first limiting groove in a sliding mode.

10. The desk lamp as claimed in claim 6, wherein the rotary supporting structure is located in the lamp holder housing, a first opening is formed in the lamp holder housing at a position corresponding to the first rotating shaft assembly, a first sleeve ring is arranged in the first opening, and the first sleeve ring is sleeved outside the first rotating shaft assembly; and a second opening is formed in the position, corresponding to the second rotating shaft assembly, of the lamp holder shell, a second lantern ring is arranged in the second opening, and the second lantern ring is sleeved outside the second rotating shaft assembly.

11. The desk lamp as claimed in claim 5, wherein the edge of the supporting member is bent to form a vertical edge.

12. The desk lamp as claimed in claim 5, wherein the supporting member has a plurality of connecting holes, each connecting hole has a tongue piece, and the tongue piece is fixedly connected to the lamp holder housing by a screw.

13. The desk lamp of claim 5, wherein the lamp holder housing comprises a side plate and a light-emitting cover, the support member is fixedly connected with the inner surface of the side plate through a screw, and the light-emitting cover is arranged on the support member and is connected with the support member in a buckling manner.

14. The desk lamp of claim 5 wherein said lamp head housing includes a lamp cover and a cover plate; the connecting piece is fixed on the inner side surface of the cover plate through a screw, and the lighting module is fixed on the connecting piece and positioned between the connecting piece and the lampshade; the lampshade is covered on the connecting piece, and the lampshade and the connecting piece are connected in a buckling manner.

15. The desk lamp according to claim 1, wherein a flexible touch screen is arranged in the lamp holder and electrically connected to the control module, and the flexible touch screen adopts a self-capacitance sensing electrode to realize suspension touch control.

16. The desk lamp as claimed in claim 15, wherein the flexible touch screen is a bar shape arranged along a vertical direction, and the flexible touch screen is bent and has a U-shaped horizontal cross section.

17. The desk lamp as claimed in claim 1, wherein the sensing device is a trigger switch disposed at a pivot position of the lamp holder and the lamp cap; when the lamp cap is rotated, the trigger switch is pressed or bounced.

18. The desk lamp as claimed in claim 1, wherein the sensing device is an angle sensor disposed at a pivot joint of the lamp holder and the lamp holder; alternatively, the first and second electrodes may be,

the induction device is arranged on the lamp holder or the lamp cap and used for detecting the distance between the lamp cap and the lamp holder.

19. The desk lamp of claim 1, wherein said control module is disposed within said lamp base.