CN212961114U - Lamp bead with adjustable irradiation area - Google Patents

Abstract

The utility model relates to an optical test room technical field specifically is an adjustable lamp pearl of shining area, including fixing base and lamp pearl main part, the internally mounted of fixing base has lamp pearl main part, the bottom of fixing base is provided with the transfer mechanism, the transfer mechanism includes the guide post, the bottom both sides fixedly connected with guide post of fixing base, and the guide post keeps away from the one end fixedly connected with connecting block of fixing base, fixed bull stick is installed through the bearing in the inside of connecting block, and the movable block has been cup jointed on the surface of fixed bull stick, the one end fixedly connected with lens hood of fixed bull stick is kept away from to the movable block. The utility model discloses be provided with fixed bull stick and lens hood, through the rotation of fixed bull stick, can make the movable block remove at its surface, when the movable block is removing, can drive the lens hood and remove, through the removal of lens hood, can cover the surface of lamp pearl main part to can effectually make things convenient for the area of shining of adjusting lamp pearl main part.

Description

Lamp bead with adjustable irradiation area

Technical Field

The utility model relates to an optical laboratory technical field specifically is an adjustable lamp pearl that shines area.

Background

The lamp bead is a light-emitting diode, it is luminous to discharge, use the low-voltage power supply, it is safe power supply, especially suitable for using in the public place, lower to the electric current demand, its luminous luminance can be brightened according to the electric current increase, and the suitable yielding environment of lamp bead, can make into the device of multiple shape completely, the response time of the most important lamp bead is very fast, super environmental protection, there is not mercury this kind of harmful metal.

When the lamp bead is used, the irradiation range of the lamp bead is large, the irradiation area of the lamp bead cannot be adjusted due to the fact that the existing lamp bead is single in structure, meanwhile, after the lamp bead is used for a long time, dust can be accumulated on the surface of the lamp bead, and therefore the brightness of the lamp bead can be influenced, and therefore the problem is solved by the lamp bead with the adjustable irradiation area.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable lamp pearl that shines area to the lamp pearl single structure who proposes in solving above-mentioned background art can't adjust its area of shining, and the dust can be piled up on the surface to lamp pearl after long-time the use simultaneously, thereby can influence the luminance problem of lamp pearl.

In order to achieve the above object, the utility model provides a following technical scheme: a lamp bead with adjustable irradiation area comprises a fixed seat and a lamp bead main body, wherein the lamp bead main body is installed inside the fixed seat, a transferring mechanism is arranged at the bottom end of the fixed seat and comprises guide posts, the guide posts are fixedly connected to two sides of the bottom end of the fixed seat, a connecting block is fixedly connected to one ends, away from the fixed seat, of the guide posts, a fixed rotating rod is installed inside the connecting block through bearings, a moving block is sleeved on the surface of the fixed rotating rod, a light shield is fixedly connected to one end, away from the fixed rotating rod, of the moving block, a cleaning mechanism is arranged inside the light shield and comprises a spring, the spring is welded to the inner wall of the light shield, a limiting disc is welded to one end, away from the spring, of the spring, a telescopic rod is fixedly connected to one end, away from the limiting disc, of the telescopic rod is fixedly connected to, one side fixedly connected with fixed frame that the connecting rod kept away from the telescopic link, and the inner wall connection of fixed frame has clean cotton.

Preferably, the guide posts are cylindrical, a circular through hole is formed in one end, far away from the light shield, of the moving block, and the surface size of each guide post is matched with the size of the inner wall of the circular through hole formed in one end of the moving block.

Preferably, the surface of the fixed rotating rod is provided with an external thread, the central position of the moving block is provided with a circular through hole, the inner wall of the through hole is provided with an internal thread, and the external thread arranged on the surface of the fixed rotating rod and the internal thread arranged on the inner wall of the through hole form a threaded connection.

Preferably, a cylindrical groove is formed in the light shield, the limiting disc is circular, and the size of the inner wall of the cylindrical groove formed in the light shield is matched with the surface size of the limiting disc.

Preferably, the connecting rods are round, and four groups of connecting rods are arranged at equal intervals around the center of the fixing frame.

Preferably, the fixed frame is set to be circular, and the surface size of the fixed seat is smaller than the inner wall size of the fixed frame.

Compared with the prior art, the beneficial effects of the utility model are that:

the device is provided with the fixed rotating rod and the light shield, the movable block can move on the surface of the movable block through the rotation of the fixed rotating rod, when the movable block moves, the light shield can be driven to move, and the surface of the lamp bead main body can be covered through the movement of the light shield, so that the irradiation area of the lamp bead main body can be effectively and conveniently adjusted;

the device is through being provided with telescopic link and fixed frame, through pulling the connecting rod, can drive the telescopic link and stretch out and draw back in the inside of lens hood, when the telescopic link is when removing, can drive fixed frame and remove in the surface of lamp pearl main part to can clear up the adnexed dust in surface of lamp pearl main part through the cleaning cotton.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is a schematic top view of the cleaning mechanism of the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

In the figure: 1. a fixed seat; 2. a lamp bead main body; 3. a transferring mechanism; 31. a guide post; 32. connecting blocks; 33. fixing the rotating rod; 34. a moving block; 35. a light shield; 4. a cleaning mechanism; 41. a spring; 42. a limiting disc; 43. a telescopic rod; 44. a connecting rod; 45. a fixing frame; 46. and cleaning the cotton.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a lamp bead with adjustable irradiation area comprises a fixed seat 1 and a lamp bead main body 2, the lamp bead main body 2 is installed inside the fixed seat 1, a transferring mechanism 3 is arranged at the bottom end of the fixed seat 1, the transferring mechanism 3 comprises a guide post 31, the guide post 31 is fixedly connected to two sides of the bottom end of the fixed seat 1, a connecting block 32 is fixedly connected to one end, away from the fixed seat 1, of the guide post 31, a fixed rotating rod 33 is installed inside the connecting block 32 through a bearing, a moving block 34 is sleeved on the surface of the fixed rotating rod 33, one end, away from the fixed rotating rod 33, of the moving block 34 is fixedly connected with a light shield 35, a cleaning mechanism 4 is arranged inside the light shield 35, the cleaning mechanism 4 comprises a spring 41, the spring 41 is welded on the inner wall of the light shield 35, a limiting disc 42 is welded on one end, away from the inner wall of the light shield 35, a connecting rod 44 is fixedly connected to one end, far away from the limiting disc 42, of the telescopic rod 43, a fixing frame 45 is fixedly connected to one side, far away from the telescopic rod 43, of the connecting rod 44, and the inner wall of the fixing frame 45 is connected with cleaning cotton 46;

further, the guide post 31 is cylindrical, a circular through hole is formed in one end, away from the light shield 35, of the moving block 34, the size of the surface of the guide post 31 is matched with the size of the inner wall of the circular through hole formed in one end of the moving block 34, and the circular through hole formed in one end of the moving block 34 enables the moving block 34 to move on the surface of the guide post 31 when the moving block 34 moves, so that the function of limiting the moving block 34 is achieved;

furthermore, the surface of the fixed rotating rod 33 is provided with an external thread, a circular through hole is formed in the center of the moving block 34, an internal thread is formed in the inner wall of the through hole, the external thread formed on the surface of the fixed rotating rod 33 and the internal thread formed on the inner wall of the through hole form a threaded connection, and the external thread formed on the surface of the fixed rotating rod 33 can enable the moving block 34 to move on the surface of the fixed rotating rod 33 through the internal thread formed on the inner wall of the through hole when the fixed rotating rod 33 rotates, so that the light shield 35 can be driven to move, and the irradiation area can be conveniently adjusted;

furthermore, a cylindrical groove is formed in the light shield 35, the limiting disc 42 is circular, the size of the inner wall of the cylindrical groove formed in the light shield 35 is matched with the surface size of the limiting disc 42, and the telescopic rod 43 can drive the limiting disc 42 to move in the light shield 35 by pulling the connecting rod 44, so that the effect of limiting the connecting rod 44 can be achieved;

further, the connecting rods 44 are circular, four groups of connecting rods 44 are equidistantly arranged around the center of the fixed frame 45, and the four groups of connecting rods 44 can drive the fixed frame 45 to move when the telescopic rod 43 moves;

further, the fixing frame 45 is circular, the surface size of the fixing seat 1 is smaller than the inner wall size of the fixing frame 45, and the fixing frame 45 is circular, so that the surface of the lamp bead main body 2 can be cleaned when the fixing frame 45 moves;

the working principle is as follows: when the lamp is used, when the irradiation area needs to be adjusted, according to the attached drawings 1 and 2, the fixed rotating rod 33 is rotated, the moving block 34 can move on the surface of the fixed rotating rod, the light shield 35 can be driven to move on the surface of the lamp bead main body 2 by the movement of the moving block 34, so that the irradiation area of the lamp bead main body 2 can be adjusted by adjusting the light shield 35, when the surface of the lamp bead main body 2 needs to be cleaned, the connecting rod 44 can be pulled to drive the telescopic rod 43 to move, the telescopic rod 43 can drive the limiting disc 42 to slide in the light shield 35, when the connecting rod 44 moves, the fixed frame 45 can be driven to move on the surface of the lamp bead main body 2, at this time, the surface of the lamp bead main body 2 can be cleaned by the cleaning cotton 46, the connecting rod 44 is released, the connecting rod 43 can drive the connecting rod 44 to reset by the elasticity of, the above is the whole working principle of the utility model.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides an adjustable lamp pearl of shining area, includes fixing base (1) and lamp pearl main part (2), its characterized in that: the lamp bead main body (2) is installed inside the fixing seat (1), the bottom end of the fixing seat (1) is provided with a transferring mechanism (3), the transferring mechanism (3) comprises guide posts (31), the two sides of the bottom end of the fixing seat (1) are fixedly connected with the guide posts (31), one ends, far away from the fixing seat (1), of the guide posts (31) are fixedly connected with connecting blocks (32), fixed rotating rods (33) are installed inside the connecting blocks (32) through bearings, moving blocks (34) are sleeved on the surfaces of the fixed rotating rods (33), one ends, far away from the fixed rotating rods (33), of the moving blocks (34) are fixedly connected with light shields (35), a cleaning mechanism (4) is arranged inside the light shields (35), the cleaning mechanism (4) comprises springs (41), the springs (41) are welded on the inner walls of the light shields (35), and limiting discs (42) are welded on the ends, far away from the inner walls of the light shields (35), of the springs (, spacing dish (42) are kept away from one end fixedly connected with telescopic link (43) of spring (41), and telescopic link (43) keep away from one end fixedly connected with connecting rod (44) of spacing dish (42), the fixed frame (45) of one side fixedly connected with of telescopic link (43) are kept away from in connecting rod (44), and the inner wall connection of fixed frame (45) has clean cotton (46).

2. The lamp bead with the adjustable irradiation area according to claim 1, characterized in that: the guide posts (31) are cylindrical, a circular through hole is formed in one end, far away from the light shield (35), of the moving block (34), and the surface size of the guide posts (31) is matched with the size of the inner wall of the circular through hole formed in one end of the moving block (34).

3. The lamp bead with the adjustable irradiation area according to claim 1, characterized in that: the surface of the fixed rotating rod (33) is provided with external threads, the center of the moving block (34) is provided with a circular through hole, the inner wall of the through hole is provided with internal threads, and the external threads arranged on the surface of the fixed rotating rod (33) and the internal threads arranged on the inner wall of the through hole form threaded connection.

4. The lamp bead with the adjustable irradiation area according to claim 1, characterized in that: cylindrical grooves are formed in the light shield (35), the limiting disc (42) is round, and the size of the inner wall of each cylindrical groove formed in the light shield (35) is matched with the surface size of the limiting disc (42).

5. The lamp bead with the adjustable irradiation area according to claim 1, characterized in that: the connecting rods (44) are round, and four groups of the connecting rods (44) are arranged at the positions of the centers of the fixing frames (45) in an equidistant mode.

6. The lamp bead with the adjustable irradiation area according to claim 1, characterized in that: the fixed frame (45) is set to be circular, and the surface size of the fixed seat (1) is smaller than the inner wall size of the fixed frame (45).

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