CN217109302U

CN217109302U - LED explosion-proof projection lamp

Info

Publication number: CN217109302U
Application number: CN202220872049.6U
Authority: CN
Inventors: 朱海峰; 孙宏
Original assignee: Jiangsu Huahui Lighting Technology Co ltd
Current assignee: Jiangsu Huahui Lighting Technology Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-02
Anticipated expiration: 2032-04-15

Abstract

The utility model relates to a projecting lamp technical field specifically is an explosion-proof projecting lamp of LED, including the explosion-proof projecting lamp main part of LED, the locating hole has been seted up to the equal circumference array in both sides about the explosion-proof projecting lamp main part of LED, and the below of the explosion-proof projecting lamp main part of LED is provided with the support, and the guide way has been seted up to the left and right sides symmetry of support, and the inboard bilateral symmetry welding of support has the fixed block, and the upper end of two fixed blocks of bilateral symmetry distribution all runs through and has seted up the round hole, and the ring channel has been seted up to the side of round hole, the beneficial effects of the utility model are that: when the angle of illumination of the explosion-proof projecting lamp main part of LED was adjusted to needs, stimulate the pull rod earlier, drive the locating lever through the pull rod and shift out from the locating hole, the explosion-proof projecting lamp main part of rotation LED that this moment can be convenient, after the angle of illumination regulation completion of the explosion-proof projecting lamp main part of LED, loosen the pull rod, under the effect of positioning spring elasticity, make locating lever and locating hole peg graft to fix the explosion-proof projecting lamp main part of LED.

Description

LED explosion-proof projection lamp

Technical Field

The utility model relates to a projecting lamp technical field specifically is an explosion-proof projecting lamp of LED.

Background

The unique integrated omnibearing convection heat dissipation structure of the LED explosion-proof projection lamp is created in the world, and the problem of light attenuation of the LED due to temperature rise is effectively solved, so that the service life of the LED is ensured. The LED explosion-proof projection lamp has a structure which is not influenced by weather conditions, and is mainly used in places such as large-area operation field mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like. The conventional LED explosion-proof projection lamp has certain defects in actual use, the angle of the conventional LED explosion-proof projection lamp is inconvenient to adjust, long time is needed for each adjustment, and the main body of the projection lamp is loosened after the conventional LED explosion-proof projection lamp is used for a long time; the support of the explosion-proof projecting lamp of current LED can't adjust its height after fixed, when the height of the explosion-proof projecting lamp of LED will be adjusted, needs the support of more renewal, and operation process is comparatively loaded down with trivial details, is unfavorable for actual use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof projecting lamp of LED to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an LED explosion-proof projection lamp comprises an LED explosion-proof projection lamp main body, wherein the left side and the right side of the LED explosion-proof projection lamp main body are both provided with positioning holes in a circumferential array, a bracket is arranged below the LED explosion-proof projection lamp main body, guide grooves are symmetrically formed in the left side and the right side of the bracket, fixed blocks are symmetrically welded on the inner side of the bracket in the left-right direction, round holes are formed in the upper ends of the two fixed blocks which are symmetrically distributed in the left-right direction, a circular groove is formed in the side surface of each round hole, telescopic arms are symmetrically and slidably connected on the inner side of the bracket in the left-right direction and rotatably connected with the LED explosion-proof projection lamp main body through pin shafts, limiting plates are welded on the side surfaces of the telescopic arms, movable grooves are formed in the upper ends of the telescopic arms, threaded columns are welded at the lower ends of the telescopic arms, inner threaded sleeves are sleeved on the threaded columns, the inner threaded sleeves are spliced with the round holes, annular knobs are welded on the outer sides of the inner threaded sleeves, and a positioning mechanism is arranged in the movable groove.

Preferably, the limiting plate is a T-shaped plate, the limiting plate is inserted into the guide groove, and the limiting plate is connected with the guide groove in a sliding mode.

Preferably, the internal thread sleeve is rotatably connected with the circular hole, the annular knob is arranged in the annular groove, and the annular knob is rotatably connected with the annular groove.

Preferably, the threaded column is in threaded connection with the internal thread sleeve, and the lower end of the threaded column is welded with the limiting round block.

Preferably, the positioning mechanism comprises: the telescopic arm is connected with the positioning hole in an inserting mode, the positioning spring is sleeved on the pull rod, the circular plate is welded at one end of the pull rod, the positioning rod is welded at the side face of the circular plate, and one end of the positioning rod penetrates through the telescopic arm to be connected with the positioning hole in an inserting mode.

Preferably, the positioning spring and the circular plate are both arranged in the movable groove, and the circular plate is connected with the movable groove in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an explosion-proof projecting lamp of LED structural design is reasonable, and it is simple and convenient to adjust, accords with actual demand, when the angle of illumination of the explosion-proof projecting lamp main part of LED needs to be adjusted, pulls the pull rod earlier, drives the locating lever through the pull rod and shifts out from the locating hole, can be convenient this moment the explosion-proof projecting lamp main part of LED rotates, after the angle of illumination of the explosion-proof projecting lamp main part of LED was adjusted and is accomplished, loosens the pull rod, under the effect of positioning spring elasticity, makes locating lever and locating hole peg graft to fix the explosion-proof projecting lamp main part of LED; when the height of the LED explosion-proof projection lamp main body needs to be adjusted, the annular knob drives the inner thread sleeve to rotate by rotating the annular knob, so that the threaded column moves up and down along the inner thread sleeve, the threaded column drives the telescopic arm to move up and down, and the LED explosion-proof projection lamp main body is driven by the telescopic arm to move up and down, so that the height of the LED explosion-proof projection lamp main body can be adjusted conveniently.

Drawings

Fig. 1 is a schematic structural view of an explosion-proof LED projection lamp of the present invention;

fig. 2 is a schematic sectional view of the structure of the LED explosion-proof projector of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is a schematic structural view of the bracket, the telescopic arm and the height adjusting mechanism of the present invention.

In the figure: 1. the LED explosion-proof projection lamp main body; 11. positioning holes; 2. a support; 21. a guide groove; 22. a fixed block; 23. a circular hole; 24. an annular groove; 3. a telescopic arm; 31. a limiting plate; 32. a movable groove; 33. a threaded post; 34. an internal thread sleeve; 35. an annular knob; 4. a pull rod; 41. a positioning spring; 42. a circular plate; 43. and (5) positioning the rod.

Detailed Description

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 to 4, the present invention provides a technical solution: an LED explosion-proof projection lamp comprises an LED explosion-proof projection lamp main body 1, wherein the left side and the right side of the LED explosion-proof projection lamp main body 1 are respectively provided with a positioning hole 11 in a circumferential array, a bracket 2 is arranged below the LED explosion-proof projection lamp main body 1, the left side and the right side of the bracket 2 are symmetrically provided with a guide groove 21, the inner side of the bracket 2 is welded with fixed blocks 22 in a bilateral symmetry manner, the upper ends of the two fixed blocks 22 which are distributed in a bilateral symmetry manner are respectively provided with a round hole 23 in a penetrating manner, the side surface of the round hole 23 is provided with an annular groove 24, the inner side of the bracket 2 is connected with a telescopic arm 3 in a bilateral symmetry sliding manner, the telescopic arm 3 is connected with the LED explosion-proof projection lamp main body 1 in a rotating manner through a pin shaft, the pin shaft is welded with the LED explosion-proof projection lamp main body 1, the telescopic arm 3 is connected with the pin shaft in a rotating manner, the side surface of the telescopic arm 3 is welded with a limiting plate 31, the limiting plate 31 is a T-shaped plate, the limiting plate is inserted with the guide groove 21, when adjusting the height of explosion-proof projecting lamp main part 1 of LED, flexible arm 3 drives explosion-proof projecting lamp main part 1 of LED and removes, and flexible arm 3 slides along support 2 simultaneously, and flexible arm 3 drives limiting plate 31 and slides along support 2, makes limiting plate 31 slide along guide way 21 to make the motion that flexible arm 3 can be stable.

Activity groove 32 has been seted up to the upper end of flexible arm 3, the lower extreme welding of flexible arm 3 has screw thread post 33, the cover of going up of screw thread post 33 is equipped with internal thread cover 34, internal thread cover 34 is pegged graft with round hole 23, the outside welding of internal thread cover 34 has annular knob 35, screw thread post 33 and internal thread cover 34 threaded connection, the lower extreme welding of screw thread post 33 has spacing boss, internal thread cover 34 rotates with round hole 23 to be connected, annular knob 35 sets up in ring channel 24, and annular knob 35 rotates with ring channel 24 to be connected, rotate annular knob 35, annular knob 35 drives internal thread cover 34 and rotates, thereby make screw thread post 33 reciprocate along internal thread cover 34, screw thread post 33 drives flexible arm 3 and reciprocates.

A positioning mechanism is arranged in the movable groove 32, and the positioning mechanism comprises: pull rod 4, positioning spring 41, circular plate 42 and locating lever 43, pull rod 4 has been pegged graft to the side of telescopic boom 3 upper end, the cover is equipped with positioning spring 41 on pull rod 4, circular plate 42 has been welded to the one end of pull rod 4, positioning lever 43 has been welded to the side of circular plate 42, telescopic boom 3 is passed to the one end of locating lever 43 and is pegged graft with locating hole 11, positioning spring 41 and circular plate 42 all set up in movable groove 32, circular plate 42 and movable groove 32 sliding connection, positioning spring 41's one end is pegged graft with movable groove 32, positioning spring 41's the other end is pegged graft with circular plate 42, positioning spring 41 applys for elasticity to circular plate 42, pull rod 4 and positioning lever 43 all with telescopic boom 3 sliding connection.

When the irradiation angle of the LED explosion-proof projection lamp main body 1 needs to be adjusted, the pull rod 4 is pulled firstly, the round plate 42 is driven by the pull rod 4 to slide along the movable groove 32, the round plate 42 extrudes the positioning spring 41, the positioning rod 43 is driven by the round plate 42 to move, the positioning rod 43 is moved out of the positioning hole 11 of the LED explosion-proof projection lamp main body 1, the positioning mechanism is enabled to release the fixation of the LED explosion-proof projection lamp main body 1, at the moment, the LED explosion-proof projection lamp main body 1 can be conveniently rotated, after the irradiation angle of the LED explosion-proof projection lamp main body 1 is adjusted, the pull rod 4 is released, the round plate 42 is driven to move under the elastic force of the positioning spring 41, the round plate 42 drives the positioning rod 43 to move, the positioning rod 43 is enabled to be inserted into the positioning hole 11 on the side face of the LED explosion-proof projection lamp main body 1, and the LED explosion-proof projection lamp main body 1 is fixed; when the height of the explosion-proof projecting lamp main part 1 of LED needs to be adjusted, through rotating annular knob 35, annular knob 35 drives internal thread bush 34 and rotates to make threaded post 33 reciprocate along internal thread bush 34, threaded post 33 drives flexible arm 3 and reciprocates, and flexible arm 3 drives limiting plate 31 and reciprocates along support 2, drives explosion-proof projecting lamp main part 1 of LED through flexible arm 3 and reciprocates, thereby the height of the explosion-proof projecting lamp main part 1 of regulation LED that can be convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an explosion-proof projecting lamp of LED, includes explosion-proof projecting lamp main part of LED (1), its characterized in that: the LED explosion-proof projection lamp is characterized in that the left side and the right side of the LED explosion-proof projection lamp main body (1) are both provided with positioning holes (11) in a circumferential array, a support (2) is arranged below the LED explosion-proof projection lamp main body (1), guide grooves (21) are symmetrically formed in the left side and the right side of the support (2), fixing blocks (22) are symmetrically welded in the left side and the right side of the inner side of the support (2), round holes (23) are formed in the upper ends of the two fixing blocks (22) which are symmetrically distributed in the left side and the right side, annular grooves (24) are formed in the side faces of the round holes (23), telescopic arms (3) are connected with the inner side of the support (2) in a sliding mode in a bilateral symmetry mode, the telescopic arms (3) are rotatably connected with the LED explosion-proof projection lamp main body (1) through pin shafts, limiting plates (31) are welded in the side faces of the telescopic arms (3), movable grooves (32) are formed in the upper ends of the telescopic arms (3), and lower end threaded columns (33) are welded with the telescopic arms (3), the upper cover of screw thread post (33) is equipped with internal thread cover (34), internal thread cover (34) is pegged graft with round hole (23), the outside welding of internal thread cover (34) has annular knob (35), be provided with positioning mechanism in activity groove (32).

2. The LED explosion-proof projection lamp of claim 1, wherein: the limiting plate (31) is a T-shaped plate, the limiting plate (31) is inserted into the guide groove (21), and the limiting plate (31) is connected with the guide groove (21) in a sliding mode.

3. The LED explosion-proof projection lamp of claim 1, wherein: the internal thread sleeve (34) is rotationally connected with the round hole (23), the annular knob (35) is arranged in the annular groove (24), and the annular knob (35) is rotationally connected with the annular groove (24).

4. The LED explosion-proof projection lamp of claim 1, wherein: the threaded column (33) is in threaded connection with the internal threaded sleeve (34), and a limiting round block is welded at the lower end of the threaded column (33).

5. The LED explosion-proof projection lamp of claim 1, wherein: the positioning mechanism comprises: pull rod (4), positioning spring (41), circular plate (42) and locating lever (43), peg graft in the side of flexible arm (3) upper end has pull rod (4), the cover is equipped with positioning spring (41) on pull rod (4), the welding of the one end of pull rod (4) has circular plate (42), the welding of the side of circular plate (42) has locating lever (43), the one end of locating lever (43) is passed flexible arm (3) and is pegged graft with locating hole (11).

6. The LED explosion-proof projection lamp of claim 5, wherein: the positioning spring (41) and the circular plate (42) are both arranged in the movable groove (32), and the circular plate (42) is in sliding connection with the movable groove (32).