CN210831521U - Adjustable desk lamp - Google Patents

Abstract

The utility model discloses a desk lamp with adjustable, the mounting bracket comprises a mounting bracket, the setting element, a lamp body, inlay and establish in mounting bracket upper portion and the pole setting of up-and-down motion and with the connecting rod of pole setting upper portion block, the mounting bracket includes the upper boom and the lower beam of upper and lower block, the setting element crimping is between upper boom and the lower beam, the pole setting includes upper boom portion, upper boom portion lower part outer wall one side that is located the setting element below is equipped with a plurality of spaced lugs, be equipped with the constant head tank on the setting element, upper boom portion and lug are passed rotatory 180 degrees behind the setting element together and are made the lug correspond the card and form the setting element and to the position of pole setting in the constant head tank and prescribe a limit, the connecting rod includes the U-shaped fixed part, the lamp body. The utility model discloses convenient operation uses in a flexible way, has realized the regulation of illumination height and angle for the use of desk lamp is more humanized.

Description

Adjustable desk lamp

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a desk lamp with adjustable.

Background

The desk lamp is one kind of lamp, small and exquisite, conveniently carry, mainly place on desk or dining table for the use of illumination. Because the difference of desktop, seat or people's position of sitting height need adjust the illumination height and the angle of desk lamp, but the adjustable structure of design is not had much to current desk lamp, can not adjust as required, leads to the result of use of desk lamp ideal inadequately, consequently, how to realize that the desk lamp shines the effective regulation of height and angle is the urgent problem that needs to solve in the current lighting technology field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide an adjustable desk lamp, convenient operation uses in a flexible way, has realized the regulation of illumination height and angle for the use of desk lamp is more humanized.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an adjustable desk lamp comprises a mounting frame, a positioning piece, a lamp body, a vertical rod which is embedded in the upper part of the mounting frame and can move up and down, and a connecting rod which is clamped with the upper part of the vertical rod, the mounting rack comprises an upper rod and a lower rod which are vertically clamped, the positioning piece is pressed between the upper rod and the lower rod, the upright comprises an upper upright part, one side of the outer wall of the lower part of the upper upright part below the positioning piece is provided with a plurality of longitudinally spaced lugs, the inner side of the upper end surface of the positioning piece is recessed to form a positioning groove, the upper upright rod part and the lug are rotated by 180 degrees after penetrating through the positioning piece, so that the lug is correspondingly clamped into the positioning groove to form the position limitation of the positioning piece to the upright rod, the connecting rod comprises a U-shaped fixing part with an outward opening, the lamp body is hinged with two end parts of the fixing part through a rotating part, one end of the rotating part is buckled with a limiting part for limiting the rotation of the rotating part, and the limiting part is clamped and fixed with one end part of the fixing part.

The lower end face of the upper rod is provided with clamping columns which are uniformly distributed in the circumference, the outer side of the upper end face of the positioning piece is recessed to form through grooves which are uniformly distributed in the circumference, the upper end face of the lower rod is provided with clamping grooves which are uniformly distributed in the circumference, and the clamping columns penetrate through the through grooves and are clamped into the clamping grooves.

The positioning piece is further provided with a through hole, the through hole comprises a hole A with the cross section shape and size identical to that of the cross section of the upper vertical rod portion and a hole B with the cross section shape and size identical to that of the cross section of the bump, and the hole B and the positioning groove are arranged in a circumferential symmetry mode.

The pole setting still includes the lower pole portion that links to each other and the external diameter enlarges with last pole portion lower extreme, the external diameter size of lower pole portion all is the same with the internal diameter size of upper boom, the internal diameter size of lower boom, the external diameter size of lower pole portion is greater than the external diameter size of through-hole.

The connecting rod still includes the block portion of being connected with the fixed part, the terminal surface is sunken to form the groove of splining of circumference symmetry under the block portion, the protruding only commentaries on classics post that forms and only commentaries on classics groove block of going up pole portion up.

Rotate a A that includes mutual block and change a portion and B and change a portion, a changes protruding formation longitudinal section of department in the middle of the terminal surface that a portion laminating B changes a portion and is the polygonal projection, B changes a recess that sunken formation of department in the middle of the terminal surface that a portion laminating A changes a portion made of laminating A made of a portion and makes projection laminating card go into.

The A changes the longitudinal section that the portion exposes in the fixed part and is the polygon, be equipped with the embedded groove that makes A change the portion that the portion exposes in the fixed part laminating card go into on the locating part, the surface recess of locating part laminating fixed part forms a pair of circumference symmetrical spacing groove, the protruding spacing post that forms a pair of laminating card go into a pair of spacing groove in fixed part surface.

The utility model has the advantages that: the height-adjustable's pole setting and the angularly adjustable lamp body has been set up to highly inject the pole setting through the setting element, thereby carry out circumference through the locating part to rotating the piece simultaneously and inject and make the lamp body be fixed a position, realized the regulation of illumination height and angle, make the use of desk lamp more humanized.

Drawings

FIG. 1 is a schematic view of a part of the structure of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

fig. 4 is a schematic perspective view of the vertical rod of the present invention;

FIG. 5 is an enlarged view at C of FIG. 4;

fig. 6 is a partial perspective view of the connecting rod engaging portion of the present invention;

fig. 7 is a schematic perspective view of a positioning member according to the present invention;

fig. 8 is a schematic top view of the positioning member of the present invention;

fig. 9 is a schematic view of the lamp body connection structure according to the present invention.

In the figure: the fixing frame comprises a mounting frame 1, an upper rod 11, a lower rod 12, a clamping column 13, a clamping groove 14, a positioning piece 2, a through hole 21, a hole A211, a hole B212, a positioning groove 22, a through groove 23, an upright rod 3, an upper upright rod part 31, a lower upright rod part 32, a lug 33, a rotation stopping column 34, an outer limiting tooth 35, a connecting rod 4, a clamping part 41, a fixing part 42, a rotation stopping groove 43, an inner limiting tooth 44, a limiting column 45, a lamp body 5, a rotating part 6, a rotation part A61, a rotation part B62, a convex column 63, a groove 64, a limiting piece 7, an embedded groove 71 and a limiting groove 72.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1-9, an adjustable desk lamp, include mounting bracket 1, setting element 2, lamp body 5, inlay and establish in mounting bracket 1 upper portion and the pole setting 3 of up-and-down motion and with the connecting rod 4 of the 3 upper portion blocks of pole setting, mounting bracket 1 includes upper boom 11 and the lower beam 12 of upper and lower block, 2 crimping of setting element are between upper boom 11 and lower beam 12, and is specific, the terminal surface is equipped with the card post 13 of circumference equipartition under the upper boom 11, 2 upper boom outside sunken formation circumference equipartition of setting element leads to the groove 23, 12 upper boom up ends are equipped with the draw-in groove 14 of circumference equipartition down, card post 13 passes and leads to groove 23 card to go into in the draw-in groove 14, the utility model discloses in, the transverse section of card post 13 is the arc, and upper boom 11 and 12 block connection back upper boom 11, lower beam 12, 2 three of setting element can.

Pole setting 3 includes pole setting portion 31, is located setting element 2 below go up pole setting portion 31 lower part outer wall one side and be equipped with a plurality of longitudinal separation's lug 33, pole setting 3 still includes pole setting portion 32 under linking to each other and the external diameter becomes big with last pole setting portion 31 lower extreme, the external diameter of pole setting portion 32 all is the same with the internal diameter size of last pole 11, the internal diameter size of lower beam 12 down, the external diameter size of pole setting portion 32 is greater than the external diameter size of through-hole 21 down, and when pole setting 3 was pulled up, pole setting portion 32 can't shift up down and surpass setting element 2, and when adjusting pole setting 3 height promptly, pole setting 3 can not break away from mounting bracket 1.

The inboard recess of setting element 2 upper end face forms constant head tank 22, it makes the lug 33 correspond to the position of going into setting element 2 opposite pole 3 and inject in the constant head tank 22 to rotate 180 degrees after passing setting element 2 together with lug 33, when adjusting the pole setting 3 height promptly, rotate pole setting 3 and make lug 33 aim at B hole 212 after upwards pull up pole setting 3 to the lug 33 of required height department and exceed setting element 2, then push down pole setting 3 after rotating 180 degrees pole setting 3 and make lug 33 laminating go into in the constant head tank 22 to realize the position control of pole setting 3.

Still be equipped with through-hole 21 on the setting element 2, through-hole 21 includes the cross sectional shape and size and the same A hole 211 and the cross sectional shape and size and the same B hole 212 of the cross sectional shape and size and the same shape and size of the cross sectional shape and size of lug 33 of last pole portion 31, B hole 212 and constant head tank 22 circumference symmetry set up, and through-hole 21 makes and goes up pole portion 31 and lug 33 and laminate together and pass.

Connecting rod 4 includes opening U-shaped fixed part 42 outwards, lamp body 5 is articulated through rotating 6 and fixed part 42 both ends, it changes a portion 61 and B and changes a portion 62 including A of mutual block to rotate 6, the protruding lug formation longitudinal section that is polygonal in the middle of A changes the terminal surface that a portion 61 laminating B changes a portion 62 of a portion 62 is changeed to A, the sunken recess 64 that forms the laminating card of messenger's lug 63 of department 62 laminating A changes the terminal surface of a portion 61 of B commentaries on classics, and A changes a portion 61 and B and changes a 62 block closely and can not take place the rotation each other.

One end of the rotating part 6 is buckled with a limiting part 7 for limiting the rotation of the rotating part 6, and the limiting part 7 is simultaneously clamped and fixed with one end of the fixing part 42, the longitudinal section of the a rotating part 61 exposed out of the fixing part 42 is polygonal, the limiting part 7 is provided with an embedded groove 71 which enables the part of the a rotating part 61 exposed out of the fixing part 42 to be stuck and clamped, the surface of the limiting member 7 attached to the fixing portion 42 is recessed to form a pair of circumferentially symmetrical limiting grooves 72, the surface of the fixing part 42 is protruded to form a pair of limit posts 45 which are jointed and clamped into a pair of limit grooves 72, in the utility model, the lamp body 5 and the rotating part 6 are arranged to be incapable of rotating relatively, accessible welding mode is fixed, when the angle of lamp body 5 needs to be adjusted, takes off locating part 7 and rotates lamp body 5 to required position, and the locating part 7 that blocks again makes lamp body 5 can't rotate.

Connecting rod 4 still includes the block portion 41 of being connected with fixed part 42, the terminal surface is sunken to form the groove 43 that splines of circumference symmetry under block portion 41, go up pole portion 31 up end arch and form the post 34 that splines with the groove 43 block that splines, for making connecting rod 4 and pole setting 3 be connected more firmly, can set up interior spacing tooth 44 on the inner wall of groove 43 one side that splines, set up the outer spacing tooth 35 with interior spacing tooth 44 matched with on the outer wall of one side of the post 34 that splines.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a desk lamp with adjustable, includes mounting bracket (1), setting element (2), lamp body (5), inlay establish in mounting bracket (1) upper portion and pole setting (3) that can the up-and-down motion and with connecting rod (4) of pole setting (3) upper portion block, its characterized in that: mounting bracket (1) is including last pole (11) and lower beam (12) of upper and lower block, setting element (2) crimping is between last pole (11) and lower beam (12), pole setting (3) are including last pole portion (31), are located setting element (2) below go up pole portion (31) lower part outer wall one side and be equipped with a plurality of longitudinal separation lug (33), setting element (2) up end inside recess forms constant head tank (22), go up pole portion (31) and lug (33) and pass setting element (2) back rotation 180 degrees together and make lug (33) correspond to block and form setting element (2) to the position of pole setting (3) and prescribe a limit to the position of setting element (3) in constant head tank (22), connecting rod (4) are including opening U-shaped fixed part (42) outwards, lamp body (5) are articulated with fixed part (42) both ends through rotating piece (6), it has one end lock joint to rotate piece (6) and has restriction to rotate a (6) pivoted locating part (7) and locating part (7) And is engaged and fixed with one end of the fixing part (42).

2. An adjustable desk lamp as recited in claim 1 wherein: the utility model discloses a fixing device for the automobile seat, including last pole (11), last terminal surface is equipped with card post (13) of circumference equipartition under upper boom (11), setting element (2) up end outside recess forms logical groove (23) of circumference equipartition, lower boom (12) up end is equipped with draw-in groove (14) of circumference equipartition, card post (13) pass logical groove (23) card go into in draw-in groove (14).

3. An adjustable desk lamp as recited in claim 1 wherein: still be equipped with through-hole (21) on setting element (2), through-hole (21) include cross sectional shape and size and the same A hole (211) of cross sectional shape and size shape with last pole portion (31) and cross sectional shape and size and the same B hole (212) of cross sectional shape and size shape and shape of lug (33), B hole (212) and constant head tank (22) circumference symmetry set up.

4. An adjustable desk lamp as recited in claim 3 wherein: the upright rod (3) further comprises a lower upright rod part (32) which is connected with the lower end of the upper upright rod part (31) and has an enlarged outer diameter, the outer diameter of the lower upright rod part (32) is equal to the inner diameter of the upper rod (11) and the inner diameter of the lower rod (12), and the outer diameter of the lower upright rod part (32) is larger than that of the through hole (21).

5. An adjustable desk lamp as recited in claim 1 wherein: the connecting rod (4) further comprises a clamping part (41) connected with the fixing part (42), the lower end face of the clamping part (41) is sunken to form rotation stopping grooves (43) with symmetrical circumferences, and the upper end face of the upper vertical rod part (31) is protruded to form rotation stopping columns (34) clamped with the rotation stopping grooves (43).

6. An adjustable desk lamp as recited in claim 1 wherein: rotate piece (6) and change a portion (61) and B including the A of mutual block and change a portion (62), a changes a portion (61) and laminates the protruding projection formation longitudinal section in the middle of the terminal surface that B changes a portion (62) and is polygonized projection (63), B changes a portion (62) and laminates the recess (64) that recess formation made projection (63) laminating card go into in the middle of the terminal surface of A commentaries on classics portion (61).

7. An adjustable desk lamp as recited in claim 6 wherein: a changes a portion (61) and exposes in the longitudinal section of fixed part (42) and is the polygon, be equipped with on locating part (7) and make A change a portion (61) and expose in embedded groove (71) that the part laminating of fixed part (42) was gone into, the surperficial recess of locating part (7) laminating fixed part (42) forms a pair of circumferencial symmetry's spacing groove (72), fixed part (42) surface protrusion forms a pair of laminating and blocks in spacing post (45) of a pair of spacing groove (72).

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