CN210567873U

CN210567873U - Short-circuit prevention projection lamp

Info

Publication number: CN210567873U
Application number: CN201921933511.3U
Authority: CN
Inventors: 王磊
Original assignee: Jiangsu Tingzel Lighting Technology Co Ltd
Current assignee: Jiangsu Tingzel Lighting Technology Co Ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-05-19
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a prevent projecting lamp of short circuit, concretely relates to projecting lamp field, including support, casing, light source board, lamp shade, the internally mounted of casing has circuit control board, insulating dirt proof boot, the input of light source board and circuit control board's output electric connection, and circuit control board's input electricity is connected with short circuit fuse, maintenance switch, and the side reflector panel is installed to the front side of casing inner chamber, and the front side of casing inner chamber is passed through the hinge and is rotated and install movable reflector panel, and adjusting screw's tip is connected with the side of activity reflector panel. The utility model discloses a set up insulating dirt proof boot and short-circuit fuse, utilize insulating dirt proof boot to wrap up circuit control panel in inside, avoid impurity such as external dust to get into and pile up on the circuit control panel surface, cause the circuit control panel to take place the short circuit condition, and utilize short-circuit fuse to carry out the short circuit remedial measure to circuit control panel, duplicate protection measure has improved the life of this projecting lamp greatly, and reduces the maintenance cost.

Description

Short-circuit prevention projection lamp

Technical Field

The utility model relates to a lighting lamp technical field, more specifically say, the utility model specifically is a prevent projecting lamp of short circuit.

Background

The projector is a lamp that specifies that the illuminance on the illuminated surface is higher than that in the surrounding environment. Also known as spotlights. In general, it can be aimed in any direction and has a structure that is not affected by the climatic conditions. The LED projection lamp is mainly used for large-area operation field mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like, the LED projection lamp has high requirements on light condensation, and the traditional projection lamp has poor light condensation effect, so that the illuminance is not good enough.

In order to solve the above problems, patent application publication No. CN207486578U discloses a short-circuit prevention projection lamp, referring to fig. 5 of the specification, in which the arrangement of the light guide column and the reflection cup 13 makes double light condensation, the light condensation effect is good, and the illuminance is strong.

However, the technical scheme still has more defects in actual application;

the projection lamp adopts the light reflecting cup and the light guide column to gather light rays to realize the light gathering function, so that the projection lamp is used in consideration of the distance of a projection distance, a plurality of circular halos easily appear when the distance is too short, the light rays are concentrated in the circular halos, the projection effect is not attractive enough, and the light gathering effect is greatly weakened after the projection distance is too long;

two, because the projecting lamp is used in outdoor places such as operation field ore deposit, building profile, stadium mostly, consequently need face various external factors, this projecting lamp is because simple structure, for setting up any safeguard measure, consequently in the in-service use, produces because of impurity such as external dust corrodes and piles up, leads to the control panel to lead to the emergence of short circuit phenomenon because of piling up of dust easily for this projecting lamp needs often to maintain worse, makes maintenance cost greatly increased.

Therefore, it is highly desirable to provide a short-circuit-proof projection lamp with high practicability and long service life.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the embodiment of the utility model provides a short-circuit prevention projection lamp, through setting up the insulating dustproof cover and the short-circuit fuse, utilize the insulating dustproof cover to wrap up the circuit control panel inside, avoid external impurities such as dust to enter and pile up on the surface of the circuit control panel, cause the circuit control panel to take place the short-circuit condition, and utilize the short-circuit fuse to carry out the short-circuit remedy measure to the circuit control panel, the fuse wire in the short-circuit fuse can fuse the protection circuit control panel once taking place the short-circuit condition and reduce the loss, the double protection measure greatly improves the service life of the projection lamp, and reduce the maintenance cost; additionally, the utility model discloses a set up reflection of light adjustment mechanism, but utilize angle regulation's movable reflector panel and the reflection of light adjustment mechanism that adjusting screw constitutes, can adjust the spotlight degree of projecting lamp light as required to adapt to the condition of different distance installations, avoid the projecting lamp and shine the object too far away or lead to the poor problem of light projection effect too near, make this projecting lamp practicality improve greatly, and easy to assemble, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a short-circuit prevention projection lamp comprises a support, a shell, a light source plate and a lampshade, wherein the support is rotatably installed at the rear side of the shell, a bulge is arranged at the rear side of the shell to form a wiring cavity, the light source plate is fixedly installed inside the shell, light-transmitting glass is fixedly installed at the front side of the shell, the lampshade is clamped at the front side of the shell, a circuit control plate is fixedly installed inside the shell, an insulation dustproof sleeve matched with the circuit control plate is sleeved outside the circuit control plate, the input end of the light source plate is electrically connected with the output end of the circuit control plate, the input end of the circuit control plate is electrically connected with a short-circuit fuse, the other end of the short-circuit fuse is electrically connected with a maintenance switch, the input end of the maintenance switch is electrically connected with an external power supply, a side reflection plate is fixedly installed at the front side of the inner cavity of the shell, strip-shaped through holes are formed in, the front side of the inner cavity of the shell is rotatably provided with a movable reflector through a hinge, and the end part of the adjusting screw penetrates through the through holes of the shell and the side reflector and is fixedly connected with the side surface of the movable reflector.

In a preferred embodiment, the short circuit fuse includes an insulating cylinder, a metal side cover, and a fuse, the metal side cover is fixedly sleeved at two ends of the insulating cylinder to form a sealed cavity, the fuse is located inside the insulating cylinder, two ends of the fuse are welded to the inner side of the metal side cover, the insulating cylinder is a ceramic or quartz component, and the fuse is a lead-antimony alloy component.

In a preferred embodiment, a heat dissipation grid is arranged on the rear side of the wiring cavity, a breathable waterproof film is filled in the heat dissipation grid, and a heat conduction sticker is pasted on the top surface of the circuit control board.

In a preferred embodiment, the insulating dustproof sleeve wraps the outer side of the circuit control board, the insulating dustproof sleeve is a silica gel material component, and the front end of the insulating dustproof sleeve is clamped on the outer side of the light source board.

In a preferred embodiment, the movable reflector and the side reflector are located at the front side of the light source board and wrap the periphery of the light source board, and the surfaces of the movable reflector and the side reflector are plated with a reflective layer.

In a preferred embodiment, the left and right ends of the movable reflector are frictionally linked with the surface of the side reflector, the movable reflector and the side reflector are in a trapezoidal structure, and the side reflector and the movable reflector are combined with each other to form an outward-extending structure.

In a preferred embodiment, a micro lens is attached to the surface of the light source plate, the lens is in a convex lens structure, and the transparent glass on the front side of the housing is a tempered glass material.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up insulating dirt proof boot and short-circuit fuse, utilize insulating dirt proof boot to wrap up the circuit control panel in inside, avoid impurity such as external dust to get into and pile up on the circuit control panel surface, cause the circuit control panel to take place the short circuit condition, and utilize short-circuit fuse to carry out the short circuit remedy to the circuit control panel, once take place the short circuit condition fuse-wire in the short-circuit fuse can fuse the protection circuit control panel and reduce the loss, the double protection measure has greatly improved the life of this projecting lamp, and reduced the maintenance cost;

2. the utility model discloses a set up reflection of light adjustment mechanism, but utilize angle regulation's movable reflector panel and the reflection of light adjustment mechanism that adjusting screw constitutes, can adjust the spotlight degree that the projecting lamp throwed light as required to adapt to the condition of different distances installation, avoid the projecting lamp and shine the object too far away or lead to the poor problem of effect of throwing light near, make this projecting lamp practicality improve greatly, and easy to assemble.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic front view of the structure of the present invention.

Fig. 3 is a schematic structural view of the reflective adjusting mechanism of the present invention.

Fig. 4 is a schematic diagram of the short circuit fuse structure of the present invention.

Fig. 5 is a schematic diagram of a comparison file structure of the present invention.

The reference signs are: 1. a support; 2. a wiring cavity; 3. a housing; 4. a light source plate; 5. a lamp shade; 6. an insulating dustproof sleeve; 7. a circuit control board; 8. a short-circuit fuse; 9. a maintenance switch; 10. a movable reflector; 11. a side reflector; 12. adjusting the screw rod; 13. a light reflecting cup; 801. an insulating cylinder; 802. a metal side cover; 803. and fusing the wires.

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.

The short-circuit prevention projection lamp shown in the attached figures 1-4 comprises a support 1, a shell 3, a light source plate 4 and a lampshade 5, wherein the support 1 is rotatably installed at the rear side of the shell 3, the rear side of the shell 3 is provided with a bulge and forms a wiring cavity 2, the light source plate 4 is fixedly installed inside the shell 3, the front side of the shell 3 is fixedly provided with a light-transmitting glass, the lampshade 5 is clamped at the front side of the shell 3, the inside of the shell 3 is fixedly provided with a circuit control plate 7, the outer side of the circuit control plate 7 is sleeved with an adaptive insulating dustproof sleeve 6, the input end of the light source plate 4 is electrically connected with the output end of the circuit control plate 7, the input end of the circuit control plate 7 is electrically connected with a short-circuit fuse 8, the other end of the short-circuit fuse 8 is electrically connected with a maintenance switch 9, the input end of the maintenance, the two sides of the shell 3 and the surface of the side reflecting plate 11 are both provided with strip-shaped through holes and are provided with adjusting screws 12 which are matched with each other, the front side of the inner cavity of the shell 3 is rotatably provided with a movable reflecting plate 10 through hinges, and the end parts of the adjusting screws 12 penetrate through the through holes of the shell 3 and the side reflecting plate 11 and are fixedly connected with the side surface of the movable reflecting plate 10.

The implementation mode is specifically as follows: by arranging the insulating dustproof sleeve 6 and the short-circuit fuse 8, the circuit control board 7 is wrapped inside by the insulating dustproof sleeve 6, so that the situation that external dust and other impurities enter and are accumulated on the surface of the circuit control board 7 to cause a short-circuit situation of the circuit control board 7 is avoided, and short-circuit remedial measures are carried out on the circuit control board 7 by the short-circuit fuse 8, once the short-circuit situation occurs, the fuse wire 803 inside the short-circuit fuse 8 can fuse the protection circuit control board 7 to reduce loss, the service life of the projection lamp is greatly prolonged by double protection measures, and the maintenance cost is reduced; additionally, the utility model discloses a set up reflection of light adjustment mechanism, but utilize angle regulation's movable reflector panel 10 and the reflection of light adjustment mechanism that adjusting screw 12 constitutes, can adjust the spotlight degree of projecting lamp light as required to adapt to the condition of different distance installations, avoid the projecting lamp and shine the object too far away or lead to the poor problem of light effect of projecting too closely, make this projecting lamp practicality improve greatly, and easy to assemble.

The short-circuit fuse 8 comprises an insulating cylinder 801, a metal side cover 802 and a fuse wire 803, wherein the metal side cover 802 is fixedly sleeved at two ends of the insulating cylinder 801 to form a closed cavity, the fuse wire 803 is located inside the insulating cylinder 801, two ends of the fuse wire 803 are welded with the inner side of the metal side cover 802, the insulating cylinder 801 is a ceramic or quartz component, the fuse wire 803 is a lead-antimony alloy component, and once the short-circuit condition occurs, the fuse wire 803 inside the short-circuit fuse 8 can fuse the protection circuit control board 7 to reduce loss.

Wherein, the rear side of wiring chamber 2 is opened and is equipped with the heat dissipation grid, and the inside packing of heat dissipation grid has ventilative water proof membrane, and the top surface of circuit control board 7 is pasted with the heat conduction sticker, improves the heat dispersion of this projecting lamp.

Wherein, insulating dirt proof boot 6 wraps up in circuit control panel 7's the outside, and insulating dirt proof boot 6 is the silica gel material component, and the front end joint of insulating dirt proof boot 6 is in the outside of light source board 4 for circuit control panel 7 is wrapped up in inside completely and is protected.

Wherein, activity reflector 10, side reflector 11 are located the front side of light source board 4 and wrap up around light source board 4, and the surface of activity reflector 10, side reflector 11 is electroplated with the reflector layer, realizes the spotlight effect.

Wherein, both ends and the surperficial friction of side reflector 11 are linked about activity reflector 10, and activity reflector 10, side reflector 11 are the trapezium structure, and side reflector 11, the combination of activity reflector 10 form the external expanding structure, constitute reflection of light adjustment mechanism, can adjust the spotlight degree that the projecting lamp throwed light as required to the condition of the different distance installations of adaptation.

Wherein, the surface subsides of light source board 4 have microlens, and lens are convex lens structure, and the printing opacity glass of 3 front sides of casing is toughened glass material component, avoids using anti-light cup, and convex lens's spotlight effect is softer.

The utility model discloses the theory of operation:

firstly, selecting a mounting position, fixing the bracket 1 for the projector lamp on the surface of a building by using a screw or a steel nail, adjusting the angle of the rotatable bracket 1 to project light, selecting whether to mount a lampshade 5 according to needs, completing the mounting by switching on a circuit, adjusting the angle of the movable reflector 10 by using the adjusting screw 12 according to the projection effect at night to ensure that the projection effect of the projector lamp is optimal, quickly mounting the projector lamp without dimming, ensuring that the projector lamp is more convenient to mount, wrapping the circuit control panel 7 in the circuit control panel by using the insulating dustproof sleeve 6 to prevent external dust and other impurities from entering and accumulating on the surface of the circuit control panel 7 to cause the short circuit condition of the circuit control panel 7, performing short circuit remedial measures on the circuit control panel 7 by using the short circuit fuse 8, and fusing the fuse wire 803 in the short circuit fuse 8 to protect the circuit control panel 7 to reduce loss once the, during maintenance, the short-circuit fuse 8 is disassembled and replaced after the maintenance switch 9 is turned off, and then the maintenance switch 9 is turned on again for debugging, so that the maintenance cost is reduced.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a prevent projecting lamp of short circuit, includes support (1), casing (3), light source board (4), lamp shade (5), support (1) is rotated and is installed in the rear side of casing (3), the rear side of casing (3) is equipped with the arch and forms wiring chamber (2), light source board (4) fixed mounting is in the inside of casing (3), the front side fixed mounting of casing (3) has printing opacity glass, its characterized in that: the LED lamp comprises a lamp shade (5), a circuit control panel (7) is fixedly mounted inside the shell (3), an insulation dustproof sleeve (6) matched with the circuit control panel (7) is sleeved outside the circuit control panel (7), the input end of a light source panel (4) is electrically connected with the output end of the circuit control panel (7), the input end of the circuit control panel (7) is electrically connected with a short-circuit fuse (8), the other end of the short-circuit fuse (8) is electrically connected with a maintenance switch (9), the input end of the maintenance switch (9) is electrically connected with an external power supply, a side reflecting plate (11) is fixedly mounted on the front side of an inner cavity of the shell (3), both sides of the shell (3) and the surface of the side reflecting plate (11) are respectively provided with a strip-shaped through hole and provided with an adjusting screw rod (12) matched with the circuit, a movable reflecting plate (10) is rotatably mounted on the front side of the inner cavity of the shell, the end part of the adjusting screw rod (12) penetrates through the through holes of the shell (3) and the side light reflecting plate (11) to be fixedly connected with the side surface of the movable light reflecting plate (10).

2. The short-circuit prevention floodlight of claim 1, characterized in that: short-circuit fuse (8) are including insulating cylinder (801), metal side cap (802), fuse (803), airtight cavity is constituteed at the both ends of insulating cylinder (801) to fixed the cup jointing of metal side cap (802), fuse (803) are located the inside of insulating cylinder (801), the both ends of fuse (803) and the inboard welding of metal side cap (802), insulating cylinder (801) are pottery or quartz material component, fuse (803) are lead-antimony alloy material component.

3. The short-circuit prevention floodlight of claim 1, characterized in that: the rear side of wiring chamber (2) is opened and is equipped with the heat dissipation grid, the inside packing of heat dissipation grid has ventilative water proof membrane, the top surface subsides of circuit control board (7) have the heat conduction sticker.

4. The short-circuit prevention floodlight of claim 1, characterized in that: insulating dirt proof boot (6) wrap up in the outside of circuit control board (7), insulating dirt proof boot (6) are silica gel material component, the front end joint in the outside of light source board (4) of insulating dirt proof boot (6).

5. The short-circuit prevention floodlight of claim 1, characterized in that: the movable light reflecting plate (10) and the side light reflecting plate (11) are located on the front side of the light source plate (4) and wrap the periphery of the light source plate (4), and light reflecting layers are electroplated on the surfaces of the movable light reflecting plate (10) and the side light reflecting plate (11).

6. The short-circuit prevention floodlight of claim 1, characterized in that: the light-emitting device is characterized in that the left end and the right end of the movable reflector (10) are linked with the surface friction of the side reflector (11), the movable reflector (10) and the side reflector (11) are of a trapezoidal structure, and the side reflector (11) and the movable reflector (10) are combined with each other to form an external expanding structure.

7. The short-circuit prevention floodlight of claim 1, characterized in that: micro lens is pasted on the surface of the light source plate (4), the lens is of a convex lens structure, and the light-transmitting glass on the front side of the shell (3) is a tempered glass component.