LED PAR lamp with overheating protection function

Abstract

The utility model relates to the technical field of stage lighting equipment, and discloses an LED PAR lamp capable of overheating protection, which comprises a lamp shell, two fixing frames are fixedly connected to the upper end of the inner side of the lamp shell in a front-back symmetrical manner, the top walls of the two fixing frames are fixedly provided with a same control mainboard through screws, and an overpower protection chip is arranged at the front end of the top of the control mainboard. A voltage stabilizing module is correspondingly arranged on one side of the top wall of the control mainboard, and an overheating protection chip is arranged at the rear end of the top of the control mainboard. According to the LED PAR lamp, the overpower protection chip and the overheat protection chip are arranged, the overheat and overpower protection effect of the LED PAR lamp control main board is achieved, meanwhile, the LED PAR lamp light source is connected with the CMY color piece light mixing and color changing module through the telescopic zooming mechanism, the light guide pieces are correspondingly arranged at the upper end and the lower end of the telescopic zooming mechanism, and zooming adjustment of lamplight can be conducted.

Description

Technical Field

[0001] The utility model relates to the technical field of stage lighting equipment, in particular to an LED par light capable of overheat protection. Background Art

[0002] At present, stage lighting equipment is composed of a variety of lighting equipment, including LED par lights, LED par lights, that is, a kind of lighting fixtures with LED as the light source. The name of par lights originated from foreign par cans, which means spotlights. LED par lights have richer color effects than traditional par lights, and the color mixing effects of three-color lamp beads are as many as 16.7 million.

[0003] The existing LED par lights still have the following problems when in use: that is, when the existing LED par lights are in use, most of them adopt centralized power supply, which is often prone to overheating and over-power damage. In addition, although its color management mechanism can realize continuous adjustment of color temperature, the specific focal length of the light is single, and the zoom adjustment of the light cannot be performed. At the same time, most of them use a single rotating bracket for fixing, and their installation flexibility is general. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides an LED par light capable of overheat protection, which solves the problems raised by the background technology.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an LED par light capable of overheat protection, comprising a lamp housing, the inner upper end of the lamp housing being fixedly connected to two fixing frames in a front-to-back symmetrical shape, the top walls of the two fixing frames being fixedly mounted with the same control mainboard by screws, an overpower protection chip being arranged at the front end of the top of the control mainboard, a voltage stabilizing module being arranged correspondingly on one side of the top wall of the control mainboard, an overheat protection chip being arranged at the rear end of the top of the control mainboard, a plurality of heat dissipation holes being arranged in a circular shape and equidistantly on the outer annular outer wall in the middle of the lamp housing, an LED par light source being arranged at the center position of the bottom of the control mainboard, a telescopic zoom mechanism being installed at the bottom of the control mainboard and outside the LED par light source, a CMY color film mixing and color-changing module being installed at the bottom of the telescopic zoom mechanism, the telescopic zoom mechanism comprising a two-section electric telescopic sleeve, and a light guide being fixedly mounted at each opening on one side where the upper and lower sections of the electric telescopic sleeve are separated.

[0008] As a further solution of the utility model: a group of mounting frame mechanisms are respectively arranged above the two ends of the lamp housing, and each group of mounting frame mechanisms includes two connecting frames arranged in a front-to-back symmetrical shape, the upper end of the connecting frame is fixedly connected to a matching seat, and a fixing seat is fixedly connected to each of the upper sides of the outer walls of the lamp housing, and the fixing seat is fixedly connected to two shaft seats in a front-to-back symmetrical shape at one end away from the lamp housing, and the outer side of the shaft seat is rotatably connected to the connecting frame.

[0009] As a further solution of the utility model: a lampshade is fixedly installed at the bottom opening of the lamp housing and below the CMY color film mixing and color-changing module light guide component, and an upper cover is fixedly installed at the top opening of the lamp housing.

[0010] As a further solution of the utility model: four control wires are connected and installed at the control chip at the top center of the control mainboard, the upper cover is provided with wire grooves corresponding to the four control wires, the control wires pass through the corresponding wire grooves, a control button module is fixedly installed at the top center of the upper cover, and the control button module is connected to the control mainboard via connecting wires.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, an over-power protection chip and an overheating protection chip are provided to protect the LED par light control mainboard from overheating and over-power. At the same time, the LED par light source and the CMY color film mixed light color-changing module are connected through a telescopic zoom mechanism. Light guides are provided at the upper and lower ends of the telescopic zoom mechanism to adjust the light's zoom.

[0013] 2. In the utility model, a group of mounting frame mechanisms are respectively arranged above the two ends of the LED par light housing, and each group of mounting frame mechanisms includes two connecting frames arranged in a front-to-back symmetrical shape, and a matching seat is arranged on the upper end of the connecting frame. The overall LED par light can be fixedly installed through matching holes and matching bolts on any two matching seats, and the LED par light can be flexibly installed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a perspective view of one side of the whole of the utility model;

[0015] Figure 2 It is a stereoscopic view of the other side of the whole of the utility model;

[0016] Figure 3 It is a three-dimensional diagram of the internal structure of the utility model;

[0017] Figure 4 This is a disassembled stereoscopic diagram of the lighting control component of the present invention.

[0018] In the figure: 1. lamp housing; 2. lampshade; 3. fixing frame; 4. control main board; 5. telescopic zoom mechanism; 6. CMY color film mixed light color changing module; 7. upper cover; 8. fixing seat; 9. shaft seat; 10. connecting frame; 11. matching seat; 12. heat dissipation hole; 13. over-power protection chip; 14. control button module; 15. control line; 16. overheat protection chip; 17. light guide; 18. LED par light source. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] It should be noted that the CMY color film light mixing and color changing module 6 is a prior art and is common knowledge to those skilled in the art, and will not be described in detail here.

[0021] See also Figures 1 to 4 In the embodiment of the utility model, an LED par lamp capable of overheat protection includes a lamp housing 1, the upper inner end of the lamp housing 1 is fixedly connected to two fixing frames 3 in a front-to-back symmetrical shape, the top walls of the two fixing frames 3 are fixedly installed with the same control mainboard 4 by screws, an overpower protection chip 13 is arranged at the front end of the top of the control mainboard 4, a voltage stabilizing module is arranged correspondingly on one side of the top wall of the control mainboard 4, an overheat protection chip 16 is arranged at the rear end of the top of the control mainboard 4 (the overheat protection chip 16 has a built-in temperature sensing module, which can monitor the temperature of the control mainboard 4 in real time), a plurality of heat dissipation holes 12 are opened in a circular shape with equal distances on the outer annular wall in the middle of the lamp housing 1, an LED par lamp light source 18 is arranged at the center of the bottom of the control mainboard 4, and the bottom of the control mainboard 4 and located at the LED par lamp A telescopic zoom mechanism 5 is installed on the outside of the light source 18, and a CMY color film mixed light color changing module 6 is installed on the bottom of the telescopic zoom mechanism 5. The telescopic zoom mechanism 5 includes a two-section electric telescopic sleeve, and a light guide plate 17 is fixedly installed at the openings of the upper and lower sections of the electric telescopic sleeve on one side. The whole is provided with an overpower protection chip 13 and an overheating protection chip 16, which play a role in overheating and overpower protection of the LED par light control mainboard 4. Its multiple heat dissipation holes 12 can dissipate the heat inside the LED par light. At the same time, the LED par light source 18 and the CMY color film mixed light color changing module 6 are connected through the telescopic zoom mechanism 5, and light guide plates 17 are correspondingly arranged at the upper and lower ends of the telescopic zoom mechanism 5, which can perform zoom adjustment of the light.

[0022] A group of mounting frame mechanisms are respectively arranged above both ends of the lamp housing 1, and each group of mounting frame mechanisms includes two connecting frames 10 which are arranged in a front-to-back symmetrical shape, and a matching seat 11 is fixedly connected to the upper end of the connecting frame 10, and a fixing seat 8 is fixedly connected to the upper part of the outer wall on both sides of the lamp housing 1, and the fixing seat 8 is fixedly connected to two shaft seats 9 which are symmetrically fixed to the end away from the lamp housing 1, and the connecting frame 10 is rotatably connected to the outer side of the shaft seat 9. A group of mounting frame mechanisms are respectively arranged above both ends of the LED par lamp housing, and each group of mounting frame mechanisms includes two connecting frames 10 which are arranged in a front-to-back symmetrical shape, and a matching seat 11 is arranged on the upper end of the connecting frame 10, and the overall LED par lamp can be fixedly installed by matching holes and bolts on any two matching seats 11, and the LED par lamp can be flexibly installed.

[0023] A lampshade 2 is fixedly installed at the bottom opening of the lamp housing 1 and below the light guide component of the CMY color film mixing and discoloring module 6, which plays a role in closing the bottom opening of the lamp housing 1 and allowing light to pass through. An upper cover 7 is fixedly installed at the top opening of the lamp housing 1 to close the top opening of the lamp housing 1.

[0024] Four control wires 15 are connected and installed at the control chip at the top center of the control main board 4. The upper cover 7 is provided with wire grooves corresponding to the four control wires 15. The control wires 15 pass through the corresponding limit wire grooves. The four control wires 15 can be connected to the stage lighting control terminal to coordinate and control the stage lighting. A control button module 14 is fixedly installed at the top center of the upper cover 7. The control button module 14 is connected to the control main board 4 through a connecting line, and the control button module 14 can control the functions of the overall LED par light.

[0025] The working principle of the utility model is as follows: a group of mounting frame mechanisms are respectively arranged above the two ends of the LED par light shell, and each group of mounting frame mechanisms includes two connecting frames 10 which are arranged in a front-to-back symmetrical shape, and a matching seat 11 is arranged on the upper end of the connecting frame 10, and the overall LED par light can be fixedly installed through matching holes and matching bolts on any two matching seats 11, and the LED par light can be flexibly installed, and an overpower protection chip 13 and an overheating protection chip 16 are arranged as a whole, which play a role in overheating and overpower protection of the LED par light control mainboard 4, and its multiple heat dissipation holes 12 can dissipate the internal heat of the LED par light, and at the same time, the LED par light light source 18 and the CMY color film mixed light color-changing module 6 (preset color management, which can realize continuous adjustment of the color temperature of 3000K-8000K) are connected through a telescopic zoom mechanism 5, and light guide plates 17 are correspondingly arranged at the upper and lower ends of the telescopic zoom mechanism 5, and the zoom adjustment of the light can be performed.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An LED par light capable of overheat protection, comprising a lamp housing (1), wherein the upper inner end of the lamp housing (1) is fixedly connected to two fixing frames (3) in a front-to-back symmetrical manner, and the top walls of the two fixing frames (3) are fixedly mounted with a same control mainboard (4) by means of screws; Features: A set of mounting frame mechanisms is respectively arranged above both ends of the lamp housing (1), and each set of mounting frame mechanisms comprises two connecting frames (10) arranged in a front-to-back symmetrical shape, and a matching seat (11) is fixedly connected to the upper end of the connecting frame (10); An overpower protection chip (13) is arranged at the front end of the top of the control main board (4), a voltage stabilizing module is arranged correspondingly on one side of the top wall of the control main board (4), and an overheat protection chip (16) is arranged at the rear end of the top of the control main board (4); An LED par light source (18) is arranged at the center of the bottom of the control main board (4), a telescopic zoom mechanism (5) is installed at the bottom of the control main board (4) and outside the LED par light source (18), and a CMY color film mixing and color changing module (6) is installed at the bottom of the telescopic zoom mechanism (5).

2. The LED par light capable of overheat protection according to claim 1, characterized in that: The telescopic zoom mechanism (5) comprises a two-section electric telescopic sleeve, and a light guide sheet (17) is fixedly mounted at each opening of the upper and lower sections of the electric telescopic sleeve on one side away from each other.

3. The LED par light capable of overheat protection according to claim 1, characterized in that: A lampshade (2) is fixedly mounted at the bottom opening of the lamp housing (1) and below the light guide assembly of the CMY color film light mixing and color changing module (6).

4. The LED par light capable of overheat protection according to claim 1, characterized in that: An upper cover (7) is fixedly mounted at the top opening of the lamp housing (1); four control wires (15) are connected and mounted to the control chip at the top center of the control main board (4); the upper cover (7) is provided with wire grooves corresponding to the four control wires (15); and the control wires (15) pass through the corresponding wire grooves.

5. The LED par light capable of overheat protection according to claim 4, characterized in that: A control button module (14) is fixedly mounted at the center of the top of the upper cover (7), and the control button module (14) is connected to the control main board (4) via a connecting line.

6. The LED par light capable of overheat protection according to claim 1, characterized in that: A fixing seat (8) is fixedly connected to the upper side of the outer side walls on both sides of the lamp housing (1), and one end of the fixing seat (8) away from the lamp housing (1) is fixedly connected to two shaft seats (9) in a front-to-back symmetrical manner, and the outer side of the shaft seat (9) is rotatably connected to the connecting frame (10).

7. The LED par light capable of overheat protection according to claim 1, characterized in that: The annular outer wall in the middle of the lamp housing (1) is provided with a plurality of heat dissipation holes (12) in an annular shape and at equal distances.

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