CN2656798Y

CN2656798Y - Desk lamp with telescopic locating function

Info

Publication number: CN2656798Y
Application number: CN 200320101503
Authority: CN
Inventors: 林志泽
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-10-20
Filing date: 2003-10-20
Publication date: 2004-11-17
Anticipated expiration: 2013-10-20

Abstract

A reading lamp having the extending and positioning functions comprises at least a lamp cap, an extending bracket and a base, wherein, the lamp cap is provided with a frame body and two rotating shaft groups, and one end of the rotating shaft groups is in inserted arrangement in the frame body and the other end of the frame body is arranged on the extending bracket which comprises a plurality of rod bodies, fixing bodies and locating bodies; the fixing bodies and locating bodies are provided with mutual opposite holes which are provided with the rod bodies; the reading lamp further comprises a base which is provided with a depression part which is for the containing arrangement of the fixing bodies of the extending bracket. The radiating positions and directions of the lamp cap can be changed or the high and low positions of the extending bracket can be adjusted, which can realize the lighting in different directions.

Description

Desk lamp with flexible positioning function

Technical field

The utility model relates to a kind of desk lamp with flexible positioning function, relates in particular to a kind of a plurality of lamp holders and can be according to the demand of the illumination of various diverse locations or direction can installed simultaneously, conversion lamp holder direction of illumination or adjust the desk lamp of expansion bracket high and low position.

Background technology

Since light fixture is invented, be widely used in the daily life, but present desk lamp or the floor lamp of choosing for the consumer on the market, comparatively bias toward the variation of moulding in design, but seldom have in function aspects and improve raising, so the product that the consumer can choose, as if be defined and seem that having no variability can say, the design artificially satisfies the consumer to the demand that the light fixture function improves, and is devoted to the research and development innovation, satisfies consumer's instructions for use.

Fig. 1 is the schematic perspective view of known " desk lamp ".Shown in Fig. 1 (a) and (b), (c), (d), the light source of the light fixture shown in Fig. 1 (a) only concentrates on a certain fixed position and direction and lamp stand and adopts the mode that is threaded, therefore rotate lamp stand when assembling this light fixture as the user, very easily make the electric wire in the lamp stand produce torsion phenomenon, thereby cause the situation of electric wire loose contact to take place.Fig. 1 (b) one has the desk lamp light fixture of snake belly tube, and the lamp stand of this light fixture is formed in one, and is bulky after packing, for carrying and carry all quite inconvenient.Fig. 1 (c) is the desk lamp light fixture that an electric wire exposes, and this lead easily allows user or children trip under casual situation, thereby causes dangerous the generation.Fig. 1 (d) is the desk lamp light fixture of a tool bending function, when the irradiation position of transformation light source, needs the bigger radius of gyration and has therefore reduced practicality.

Above-mentioned known " desk lamp " obviously has on reality is used does not need in addition improved inconvenience and problem existence.

The design people is in view of above-mentioned problems of the prior art, rely on the sector experience for many years of being engaged in, at carrying out improved inconvenience and problem, through concentrating on studies and cooperating actual utilization, in line with excelsior spirit, propose a kind of reasonable in design and effectively improve the utility model of the problems referred to above finally.

Content of the present utility model

Main purpose of the present utility model is to provide a kind of desk lamp with flexible positioning function, and the high and low position that utilizes expansion bracket to adjust lamp holder comes the irradiation position of conversion lamp holder, reaches the illumination purposes of various diverse locations.

Another purpose of the present utility model is to provide a kind of desk lamp with flexible positioning function, and irradiation position and the direction of utilizing the rotating shaft group of lamp holder to come the conversion lamp holder reach the illumination purposes of various diverse locations or direction.

Another purpose of the present utility model is to provide a kind of desk lamp with flexible positioning function, a plurality of lamp holders can be installed on two parallel bodies of rod of expansion bracket, but the direction of illumination of each self-adjusting light source of described lamp holder reaches the illumination of a plurality of directions simultaneously.

In order to achieve the above object, the utility model provides a kind of desk lamp with flexible positioning function, comprises at least one lamp holder, one group of expansion bracket and a base, wherein, this lamp holder has a framework and two rotating shaft groups, and this rotating shaft group one end is embedded in framework, and the other end is fixedly mounted on the expansion bracket.This expansion bracket comprises a plurality of bodies of rod, fixed body and positioning body, offers the hole of mutual correspondence on described fixed body and positioning body, and described hole wears placement for the body of rod.Described desk lamp further comprises a base, and this base offers depressed part, and this depressed part is used to hold the fixed body of expansion bracket.Thus, irradiation position and direction that can the conversion lamp holder maybe can be adjusted the high and low position of expansion bracket, thereby reach various different directions illumination purposes.

Desk lamp with flexible positioning function of the present utility model is the direction of transformation light source irradiation easily, can significantly reduce the space of entire package, when the consumer is bought carrying and carry easier, convenient.And can not take place that electric wire reverses and the phenomenon of loose contact, a plurality of lamp holders can also be installed simultaneously, have good security.

Brief description of drawings

Fig. 1 (a) and (b), (c), (d) are the schematic perspective view of known desk lamp.

Fig. 2 is the three-dimensional exploded view of the desk lamp with flexible positioning function of the utility model embodiment.

Fig. 3 is the lamp holder schematic diagram of the desk lamp with flexible positioning function of the utility model embodiment.

Fig. 4 is the lamp holder rotating shaft group cutaway view of the desk lamp with flexible positioning function of the utility model embodiment.

Fig. 5 is the lamp holder and the illuminator exploded perspective view of the desk lamp with flexible positioning function of the utility model embodiment.

Fig. 6 is the desk lamp expansion bracket schematic diagram with flexible positioning function of the utility model embodiment.

Fig. 7 is the Desk lamp feet cross-sectional schematic with flexible positioning function of the utility model embodiment.

Fig. 8 is the desk lamp with flexible positioning function and insulation catch combination schematic diagram of the utility model embodiment.

Fig. 9 is the user mode schematic diagram of the desk lamp with flexible positioning function of the utility model embodiment.In the accompanying drawing, the list of parts of each label representative is as follows:

The 10-lamp holder

11-framework 111-cylinder

112,113-slotted eye 12-rotating shaft group

121-rotating shaft 122-spring plate

123-axle sleeve 124-clamping sheet

125-knob 13-illuminator

The protruding axle of 131-14-lead

The 20-expansion bracket

21-body of rod 22-first fixed body

The 23-first positioning body 231-through hole

232-screw 24-second positioning body

241-through hole 25-second fixed body

The 26-elongate body

The 30-base

31-depressed part 32-circular hole

The 40-catch that insulate

41-buckle ear 42-breach

The specific embodiment

In order to make those skilled in the art further understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, accompanying drawing only provide with reference to and usefulness is described, be not to be used for limiting the utility model.

Fig. 2, Fig. 3 and Fig. 4 are respectively three-dimensional exploded view, lamp holder schematic diagram and the lamp holder rotating shaft group cutaway view of the desk lamp with flexible positioning function of the utility model embodiment.The utility model provides a kind of desk lamp with flexible positioning function, as Fig. 2, Fig. 3 and shown in Figure 4, comprises at least one lamp holder 10, an expansion bracket 20 and a base 30, wherein,

Lamp holder 10 comprises a framework 11 and a countershaft group 12.Framework 11 is a toroidal, is made by insulating materials.On the circumference of framework 11, convex with two groups of relative cylinders 111, in the middle of cylinder 111, offer slotted eye 112 and 113.Slotted eye 112 inboards are cylindrical hole, and the outside is the capsule shape hole.One rotating shaft group 12 is embedded in slotted eye 112, and as Fig. 2, Fig. 3 and shown in Figure 4, rotating shaft group 12 is made by the conductive material with good electrical conductivity, includes a rotating shaft 121, a spring plate 122, an axle sleeve 123, two clamping sheets 124 and a knob 125.Wherein, rotating shaft 121 1 ends embed in the slotted eye 112 of framework 11, and the other end inserts in the spring plate 122.Offer a plurality of elongated slots on the spring plate 122, described spring plate is a middle drum shape of protruding.The sheathed axle sleeve 123 in spring plate 122 outsides, an end of axle sleeve 123 and clamping sheet 124 are by being welded to connect.Penetrate in the nut that the slotted eye 112 of framework 11 and axle sleeve 123 centers connect with a screw, be used for rotating shaft 121, spring plate 122 and axle sleeve 123 are folded between framework 11 and the clamping sheet 124 (as shown in Figure 4), and framework 11 and rotating shaft group 12 are connected as one.Clamping sheet 124 is an en plaque, respectively is formed with a circular arc camber at left and right two ends, offers a perforation in the middle of clamping sheet 124.Knob 125 is located in this perforation, and knob 125 front ends offer screw thread, and the rear end has the leader.Knob 125 insert clamping sheets 124 perforation and with described nut by being threaded.

Fig. 5 is the lamp holder of the desk lamp with flexible positioning function of the utility model embodiment and the exploded perspective view of illuminator.As shown in Figure 5, the framework 11 of lamp holder 10 connects an illuminator 13, and illuminator 13 is a disc-shape, is provided with one group of corresponding protruding axle 131 on the circumference of illuminator 13, protruding axle 131 is located in the slotted eye 113 of framework 11, penetrates slotted eye 113 and fixedlys connected by screw thread with protruding 131 with a screw.Be provided with the lead that is used for transmission current 14 of one group of correspondence in the periphery of framework 11.

As shown in Figure 2, expansion bracket 20 usefulness have the conductive material of satisfactory electrical conductivity to be made, and includes at least two parallel bodies of rod 21.The body of rod 21 can be the mutually sheathed (not shown) that combines of hollow circular tube, and sheathed hollow circular tube can produce mutual move and can the fixed position mutually, is used for adjusting the length of expansion bracket 20.

In the present embodiment, the body of rod 21 is divided into two inboard bodies of rod, two outside bodies of rod for respectively to be provided with four bodies of rod on left and right both sides, is used for increasing the intensity of combining structure.Expansion bracket 20 further comprises first fixed body 22, first positioning body 23, second positioning body 24, second fixed body 25 and elongate body 26.Wherein, the body of rod 21 is a solid pole, is located in the hole of first fixed body 22 and by welding to fixedly connected with first fixed body 22.Two inboard bodies of rod 21 match with clamping sheet 124 circular arc cambers of rotating shaft group 12.As shown in Figure 6, first positioning body 23 is a solid pole, and side offers for two two through holes 231 that the inboard body of rod 21 wears within it, and through hole 231 can wear and move in through hole 231 for two inboard bodies of rod 21.The outside at first positioning body 23 offers blind hole, and the top of two outside bodies of rod 21 is inserted blind hole and fixedlyed connected with positioning body 23 by welding.Offer two screws 232 perpendicular to through hole 231 on first outside of positioning body 23 corresponding to through hole 231, knob 125 is connected with screw 232 by screw thread, is used for controlling the running fix of two inboard bodies of rod 21.The bottom of two inboard bodies of rod 21 is welded on second positioning body 24, and second positioning body 24 is a solid pole, respectively offers two through holes 241 in its outside, and through hole 241 can wear mobile for two outside bodies of rod 21.The bottom and second fixed body 25 of two outside bodies of rod 21 are fixedly connected by welding.Second fixed body 25 is the  font, offers screw on its lateral surface.Elongate body 26 is placed on second fixed body, 25 inside, is provided with perforation in the both ends of the surface of elongate body 26, and knob 125 is located in described perforation, the screw by screw thread.

Fig. 7 is the base cross-sectional schematic of the desk lamp with flexible positioning function of the utility model embodiment.As shown in Figure 7, base 30 inside are provided with transformer.This transformer can be with the magnitude of voltage step-down of outside input and with 12V output, the security when using with assurance.Base 30 is a cone, is used to support expansion bracket 20 and lamp holder 10 and guarantees to support the firm of expansion bracket 20 and lamp holder 10.On the inclined-plane of base 30, offer two relative depressed parts 31, second fixed body 25 and the elongate body 26 of expansion bracket 20 are installed with in depressed part 31, below depressed part 31, offer circular hole 32, offer and circular hole 32 corresponding screws in the bottom of elongate body 26, the power line of the positive and negative electrode of transformer output is connected to respectively on two elongate body 26 and fixedly connected with screwed assemblies such as screws.Thus, after current lead-through by transformer output, the two poles of the earth of power supply respectively with the body of rod 21 conductings of the left and right outside, make illuminator 13 luminous to the illuminator 13 of lamp holder 10 current delivery through the rotating shaft group 12 of lamp holder 10 again.

Fig. 8 is the desk lamp with flexible positioning function and insulation catch combination schematic diagram of the utility model embodiment.As shown in Figure 8, the utility model further comprises an insulation catch 40.Insulation catch 40 is a tabular, two ends respectively are bent into the buckle ear 41 of a circular arc, each buckle ear 41 is fixedly mounted on the outer rim of the inboard body of rod 21 of expansion bracket 20, homonymy at each buckle ear 41 forms a breach 42, the width of breach 42 equates with the thickness of insulation catch 40, so can be embedded mutually with another catch 40 that insulate, is used for supporting two inboard bodies of rod 21 of left and right two expansion brackets 20, avoid two inboard bodies of rod 21 to reverse contact, increased the security of using.

Fig. 9 is the user mode schematic diagram of the desk lamp with flexible positioning function of the utility model embodiment, three groups of lamp holders 10 are installed on the inboard body of rod 21 of expansion bracket 20 simultaneously, can be by unclamping the knob 125 of lamp holder 10 and arranged on left and right sides, with lamp holder 10 upper and lower running transform irradiation positions, or be the direction of illumination of axle center rotary lamp holder 10 with rotating shaft group 12, also the knob 125 on first positioning body 23 can be unscrewed, move the inboard body of rod 21 and adjust the high and low position of expansion bracket 20, thereby reach the function of the illumination of various diverse locations or direction.

In sum, a kind of desk lamp with flexible positioning function of the present utility model has following advantage:

1. the utility model is embedded on the circumference of framework by the rotating shaft with the rotating shaft group, on the rotating shaft group spring plate is set again, makes lamp holder when doing full circle swinging, all can keep electrical connection, so the transformation light source direction of shining easily.

2. the utility model expansion bracket has adjustable, can significantly reduce the space of entire package, is carrying and carrying easier, convenience when the consumer is bought.

3. the body of rod of the utility model expansion bracket has good electrical conductivity, be used for replacing the electric wire that tradition is used for desk lamp, can not take place that electric wire reverses and the phenomenon of loose contact, and because this body of rod has electric conductivity, therefore a plurality of lamp holders can be installed, the illumination of different directions can be provided simultaneously.

4. by the setting of insulation catch of the present utility model, the both sides body of rod can not produced reverse contact, increased the security of using, and this insulation catch has also when lamp holder is the inclination angle to the function of setting the position.

In sum, desk lamp with flexible positioning function of the present utility model has practicality, novelty and creativeness, and structure of the present utility model also never sees like product and public use, more do not see before the application on any publication, meet the important document of utility application fully.

The above only is embodiment of the present utility model, but be not so promptly limit claim of the present utility model, the equivalent structure that every utilization the utility model specification and accompanying drawing content are done changes, or directly or indirectly be used in other relevant technical field, all in like manner be included in the claim that the utility model contains.

Claims

1. the desk lamp with flexible positioning function is characterized in that, comprising:

At least one lamp holder has a framework and rotating shaft group, and an end of described rotating shaft group is embedded on framework;

One expansion bracket is made by the conductive material with satisfactory electrical conductivity, and described expansion bracket comprises at least two parallel bodies of rod, and the other end of the rotating shaft group of described lamp holder is fixedly mounted on the described body of rod; And

One base, described expansion bracket is fixedly connected on the described base, is used for supporting lamp holder and expansion bracket and guarantees to support the firm of expansion bracket and lamp holder.

2. the desk lamp with flexible positioning function as claimed in claim 1 is characterized in that the framework of described lamp holder is made by insulating materials.

3. the desk lamp with flexible positioning function as claimed in claim 1 is characterized in that the framework circumference of described lamp holder is provided with corresponding cylinder, offers slotted eye in the described cylinder, and an end of described rotating shaft group is embedded in described slotted eye.

4. the desk lamp with flexible positioning function as claimed in claim 1, the rotating shaft group that it is characterized in that described lamp holder comprises rotating shaft, spring plate, axle sleeve and clamping sheet, one end of described rotating shaft embeds the framework of described lamp holder, the other end inserts in the spring plate, the sheathed axle sleeve of the outer rim of described spring plate, described axle sleeve and clamping sheet are by being welded to connect.

5. the desk lamp with flexible positioning function as claimed in claim 4 is characterized in that described clamping sheet two ends respectively are formed with circular arc camber, and described clamping sheet is fixedly mounted on the body of rod of described expansion bracket.

6. the desk lamp with flexible positioning function as claimed in claim 4, the spring plate that it is characterized in that described rotating shaft group is the drum shape.

7. to be that hollow circular tube is sheathed combine for the desk lamp with flexible positioning function as claimed in claim 1, the body of rod that it is characterized in that described expansion bracket, can relatively move and locate between the sheathed mutually hollow circular tube, is used for adjusting the length of expansion link.

8. the desk lamp with flexible positioning function as claimed in claim 1 is characterized in that the body of rod of described expansion bracket respectively is made up of four poles left and right.

9. the desk lamp with flexible positioning function as claimed in claim 1, it is characterized in that described expansion bracket further includes a plurality of fixed bodies, positioning body and elongate body, offer the hole of mutual correspondence on described positioning body and fixed body, the described body of rod wears or is welded in the described hole.

10. the desk lamp with flexible positioning function as claimed in claim 9 is characterized in that described base is provided with depressed part, and the fixed body of described expansion bracket and elongate body are placed in the described depressed part and with described depressed part fixedlys connected.

11. the desk lamp with flexible positioning function as claimed in claim 1 is characterized in that further including the insulation catch, described insulation catch two ends respectively are formed with a buckle ear, and described each buckle ear Guan County is contained on the body of rod of expansion bracket.

12. the desk lamp with flexible positioning function as claimed in claim 11 is characterized in that the buckle ear of described insulation catch forms breach, the width of described breach equates with the thickness of insulation catch, two described insulation catch is embedded mutually.