CN211526227U

CN211526227U - Height-adjustable LED lamp

Info

Publication number: CN211526227U
Application number: CN201921580407.0U
Authority: CN
Inventors: 吴坚
Original assignee: Changzhou Laishi Shangyu Photoelectric Technology Co ltd
Current assignee: Changzhou Laishi Shangyu Photoelectric Technology Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-09-18
Anticipated expiration: 2029-09-20

Abstract

The utility model relates to the technical field of LED, in particular to a height-adjustable LED lamp, which comprises a fixed seat, a lamp body, a screw rod and a mounting seat, the screw is rotationally arranged on the fixed seat and is provided with two thread sections with opposite rotation directions, the two sections of the screw rod with opposite rotation directions are both connected with sliding blocks in a threaded manner, the sliding blocks are hinged with corresponding connecting rods, one end of the connecting rod far away from the sliding block is hinged on the fixed seat, the mounting seat is provided with a clamping seat, the lamp body is arranged on the clamping seat, the limiting mechanism for limiting the moving range of the mounting seat is arranged between the mounting seat and the fixed seat, when the LED lamp with adjustable height of the utility model is used, the screw rod is rotated to drive the slide blocks on the two sections of screw thread sections to relatively approach or separate from each other, thereby the connecting rod on the slider drives the mounting seat to ascend or descend, and the use requirement is also met.

Description

Height-adjustable LED lamp

Technical Field

The utility model belongs to the technical field of the LED technique and specifically relates to a height-adjustable's LED lamps and lanterns are related to.

Background

When electrons and holes are recombined, visible light is radiated, so that the light-emitting diode can be manufactured. In circuits and instruments as indicator lights or to form text or numerical displays. Gallium arsenide diodes emit red light, gallium phosphide diodes emit green light, silicon carbide diodes emit yellow light, and gallium nitride diodes emit blue light. Organic light emitting diodes OLED and inorganic light emitting diodes LED are classified by their chemical properties.

The existing lED lamp installed on the roof is fixed in height, and different types of LEDs and the like have different brightness, so that a user cannot control the height of the LED lamp according to the use requirement and cannot meet the use requirement of the user, and thus unnecessary troubles are brought to the user.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the problems that the height of the existing lED lamp installed on a roof is fixed, the height of the LED lamp cannot be controlled by a user according to the use requirement due to different brightness of LEDs of different models and the like, and the use requirement of the user cannot be met, so that unnecessary trouble is brought to the user, and the LED lamp with the adjustable height is provided.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a height-adjustable's LED lamps and lanterns, includes fixing base, lamp body, screw rod and mount pad, the screw rod rotates and sets up on the fixing base, have two sections screw thread sections of turning to opposite on the screw rod, it has the slider to lie in two sections equal threaded connection of screw thread section of turning to opposite on the screw rod, it has corresponding connecting rod to articulate on the slider, the one end that the slider was kept away from to the connecting rod articulates on the fixing base, be provided with the cassette on the mount pad, the lamp body is installed on the cassette, set up the stop gear who is used for restricting the mount pad scope of moving between mount pad and. The screw rod is rotated to drive the sliding blocks on the two sections of the thread sections to be relatively close to or far away from each other, so that the connecting rod on the sliding blocks drives the mounting seat to ascend or descend, and the use requirement is met.

In order to realize the spacing of limiting mechanism to the mount pad, furtherly, limiting mechanism includes gag lever post, first baffle and first spring, the one end setting of gag lever post is on the fixing base, the gag lever post sets up along the displacement direction of mount pad, be provided with the stopper on the mount pad, the spacing groove has been seted up on the stopper, the gag lever post sets up at the spacing inslot, first baffle cover is established on the gag lever post, first spring setting on the gag lever post and between the first baffle, the stopper is located between first baffle and the fixing base, first baffle is located between first spring and the stopper. Through set up the gag lever post on the fixing base, the cooperation of spacing groove on the stopper on gag lever post and the mount pad to set up first baffle on the gag lever post, when the mount pad contacts with first baffle, drive first baffle displacement and extrusion first spring on the gag lever post, thereby make first spring cushion the mount pad.

In order to prevent the collision between the fixing seat and the mounting seat, the limiting mechanism further comprises a second spring and a second baffle, the second baffle is sleeved on the limiting rod, the second spring is arranged between the limiting rod and the second baffle, and the second baffle is positioned between the limiting block and the second spring. Through set up the second baffle on the fixing base, when mount pad and second baffle contact for the displacement of second baffle on the gag lever post can pressurize and second spring, thereby makes the mount pad obtain the buffering, has prevented the emergence collision phenomenon between fixing base and the mount pad.

In order to facilitate the control of the rotation of the screw rod, further, a hand wheel is arranged on the screw rod. Through set up the hand wheel on the screw rod, the staff of being convenient for operates the screw rod.

In order to prevent the hand wheel from slipping, knurling is further arranged on the hand wheel. The knurling is arranged on the hand wheel, so that the friction force contacting with the hand wheel is increased, and the slipping phenomenon is prevented.

The utility model has the advantages that: the utility model discloses height-adjustable's LED lamps and lanterns are when using, the slider on driving two sections screw thread sections through rotating the screw rod is close to relatively or keeps away from, thereby it rises or descends to drive the mount pad through the connecting rod on the slider, operation requirement has just also been satisfied, lED lamps and lanterns highly fixed on the roof have been avoided installing now, it is different to its luminance such as different model LEDs, the user can not be according to the height of operation requirement control LED lamps and lanterns, can't satisfy user's operation requirement, just so bring the trouble problem of unnecessary for the user.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the mounting structure of the middle limiting mechanism of the present invention.

In the figure: 1. fixing base, 2, lamp body, 3, screw rod, 4, mount pad, 5, slider, 6, connecting rod, 7, cassette, 8, gag lever post, 9, first baffle, 10, first spring, 11, stopper, 12, spacing groove, 13, second spring, 14, second baffle, 15, hand wheel.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1-3, a height-adjustable LED lamp includes a fixing base 1, a lamp body 2, a screw rod 3 and a mounting base 4, wherein the screw rod 3 is rotatably disposed on the fixing base 1, the screw rod 3 is provided with two screw thread sections with opposite rotation directions, the screw thread sections on the screw rod 3 with opposite rotation directions are both in threaded connection with a slider 5, the slider 5 is hinged with a corresponding connecting rod 6, one end of the connecting rod 6, which is far away from the slider 5, is hinged on the fixing base 1, the mounting base 4 is provided with a clamping base 7, the lamp body 2 is mounted on the clamping base 7, and a limiting mechanism for limiting the displacement range of the mounting base 4 is disposed between the mounting base 4 and the fixing base 1.

Stop gear includes gag lever post 8, first baffle 9 and first spring 10, the one end setting of gag lever post 8 is on fixing base 1, gag lever post 8 sets up along the displacement direction of mount pad 4, be provided with stopper 11 on the mount pad 4, spacing groove 12 has been seted up on the stopper 11, gag lever post 8 sets up in spacing groove 12, first baffle 9 cover is established on gag lever post 8, first spring 10 sets up on gag lever post 8 and between first baffle 9, stopper 11 is located between first baffle 9 and fixing base 1, first baffle 9 is located between first spring 10 and the stopper 11.

The limiting mechanism further comprises a second spring 13 and a second baffle 14, the second baffle 14 is sleeved on the limiting rod 8, the second spring 13 is arranged between the limiting rod 8 and the second baffle 14, and the second baffle 14 is located between the limiting block 11 and the second spring 13.

A hand wheel 15 is arranged on the screw rod 3.

Knurling is arranged on the hand wheel 15.

When the height-adjustable LED lamp is used, firstly, the handle is rotated according to needs and the screw rod 3 is driven to rotate, so that the sliding block 5 on the two sections of the thread sections on the screw rod 3 is relatively close to or far away from each other, the sliding block 5 drives the connecting rod 6, meanwhile, the limiting rod 8 is displaced in the limiting groove 12 on the limiting block 11 on the mounting seat 4, the mounting seat 4 is relatively close to or far away from the fixing seat 1, and the mounting seat 4 is adjusted to a required position;

in the adjusting process, when the mounting seat 4 contacts with the first baffle 9 or the second baffle 14 at one end of the limiting rod 8, the first baffle 9 is driven by the mounting to displace on the limiting rod 8 and extrude the first spring 10, or the second baffle 14 is driven by the mounting to displace on the limiting rod 8 and extrude the second spring 13, so that the mounting seat 4 is buffered.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a height-adjustable's LED lamps and lanterns which characterized in that: including fixing base (1), lamp body (2), screw rod (3) and mount pad (4), screw rod (3) are rotated and are set up on fixing base (1), have two sections on screw rod (3) and revolve to opposite screw thread section, it has slider (5) to lie in two sections on screw rod (3) and revolve to opposite screw thread section equal threaded connection, it has corresponding connecting rod (6) to articulate on slider (5), the one end that slider (5) were kept away from in connecting rod (6) articulates on fixing base (1), be provided with cassette (7) on mount pad (4), install on cassette (7) lamp body (2), set up the stop gear who is used for restricting mount pad (4) displacement range between mount pad (4) and fixing base (1).

2. The height adjustable LED lamp according to claim 1, wherein: stop gear includes gag lever post (8), first baffle (9) and first spring (10), the one end setting of gag lever post (8) is on fixing base (1), gag lever post (8) set up along the displacement direction of mount pad (4), be provided with stopper (11) on mount pad (4), spacing groove (12) have been seted up on stopper (11), gag lever post (8) set up in spacing groove (12), first baffle (9) cover is established on gag lever post (8), first spring (10) set up on gag lever post (8) and between first baffle (9), stopper (11) are located between first baffle (9) and fixing base (1), first baffle (9) are located between first spring (10) and stopper (11).

3. The height adjustable LED lamp according to claim 2, wherein: the limiting mechanism further comprises a second spring (13) and a second baffle (14), the second baffle (14) is sleeved on the limiting rod (8), the second spring (13) is arranged between the limiting rod (8) and the second baffle (14), and the second baffle (14) is located between the limiting block (11) and the second spring (13).

4. The height adjustable LED lamp according to any one of claims 1 to 3, wherein: and a hand wheel (15) is arranged on the screw rod (3).

5. The height adjustable LED lamp according to claim 4, wherein: knurling is arranged on the hand wheel (15).