Angle-adjustable emergency lighting device

Abstract

The utility model relates to the technical field of emergency lighting, in particular to an emergency lighting device with an adjustable angle. The bottom surface of the mounting box is in threaded connection with a bolt; an adjusting structure is mounted on the inner side of the mounting box and comprises a fixing frame, the fixing frame is movably mounted on the inner side of the mounting box, a first limiting ring is fixedly mounted on the inner side of the front end of the fixing frame, and a first rotating ball is movably mounted on the inner side of the first limiting ring; a lighting lamp body is fixedly installed on the front face of the first rotating ball, a connecting rod is integrally formed on the back face of the first rotating ball, and a second rotating ball is integrally formed at the rear end of the connecting rod. By arranging the second limiting ring capable of moving circumferentially, the connecting rod can be driven to rotate in the first limiting ring through the first rotating ball, then the illuminating lamp body can be driven to swing in the circumferential direction, the adjusting range of the illuminating angle can be enlarged, and the application range of the device is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of emergency lighting, in particular to an emergency lighting device with adjustable angle. Background Art

[0002] Fire emergency lighting is the most common lighting tool used in fire emergency processes. When an emergency occurs, such as an earthquake, fire or circuit failure causing a sudden power outage, all light sources have stopped working. The fire emergency lighting device can provide lighting support for personnel evacuation and firefighting operations.

[0003] In this regard, China applied for patent number: CN202221527736.0, which discloses an angle-adjustable fire emergency lighting device, including a device housing, an angle adjustment housing, an angle adjustment structure 1 and an angle adjustment structure 2. A backup power supply is provided in the device housing, one end of the angle adjustment housing is hingedly arranged on the device housing, the angle adjustment structure 1 is arranged in the angle adjustment housing, and the angle adjustment structure 2 is arranged in the device housing and connected to the angle adjustment housing; the angle adjustment structure 1 includes a drive motor, a drive shaft, a lighting lamp body, a support rod, a dustproof support top plate, a driving sprocket, a driven sprocket and a transmission chain, the drive motor is arranged on the inner bottom wall of the angle adjustment housing, and the support rod is vertically arranged on the angle adjustment housing. The utility model relates to the field of fire emergency lighting technology, and specifically provides a fire emergency lighting device with a reasonable and simple structure and convenient for adjusting the lighting angle.

[0004] The lighting device uses a motor to drive the lighting lamp to rotate horizontally and can adjust the lighting angle. However, in actual use, since the lighting devices are mostly installed high on the wall, the lighting device that adjusts the angle horizontally cannot illuminate the area below, which limits the use of the device and affects the use effect.

[0005] Therefore, in order to solve the above problems, an emergency lighting device with adjustable angle is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide an emergency lighting device with adjustable angle, so as to solve the problem that the lighting device in the prior art mentioned in the above background technology drives the lighting lamp to rotate horizontally by a motor to adjust the lighting angle, but in actual use, since the lighting devices are mostly installed at high places on the wall, the lighting device with adjusted angle in the horizontal direction cannot illuminate the area below, which limits the use of the device and affects the use effect.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solution: an emergency lighting device with adjustable angle, comprising: a mounting box;

[0008] The bottom surface of the installation box is threadedly connected with bolts;

[0009] An adjustment structure is installed on the inner side of the installation box, and the adjustment structure includes a fixing frame, which is movably installed on the inner side of the installation box, a first limiting ring is fixedly installed on the inner side of the front end of the fixing frame, a first rotating ball is movably installed on the inner side of the first limiting ring, a lighting lamp body is fixedly installed on the front side of the first rotating ball, a connecting rod is integrally formed with the back side of the first rotating ball, and a second rotating ball is integrally formed with the rear end of the connecting rod, a rotating frame is movably installed on the inner wall of the rear end of the fixing frame through a bearing, a second limiting ring is fixedly connected to the front end of the rotating frame, a worm gear is fixedly connected to the rear end of the rotating frame, a double-headed motor is fixedly installed on the inner wall of the rear end of the fixing frame, and a worm is fixedly connected to the output end of the double-headed motor.

[0010] Preferably, the front surface of the fixing bracket is flush with the front surface of the installation box, the bolt passes through the bottom surface of the installation box, and the upper end of the bolt is threadedly connected to the bottom surface of the fixing bracket.

[0011] Preferably, the inner wall of the first limiting ring cooperates with the outer wall of the first rotating ball.

[0012] Preferably, the center of the first rotating ball is coaxial with the center of the worm gear.

[0013] Preferably, the second limiting ring is sleeved on the outer side of the second rotating ball, and the inner wall of the second limiting ring cooperates with the outer wall of the second rotating ball.

[0014] Preferably, the rotating frame is in an "L" shape.

[0015] Preferably, the worm is meshed with a worm wheel.

[0016] Compared with the prior art, the beneficial effect of the utility model is that the utility model can drive the connecting rod to rotate in the first limiting ring through the first rotating ball by setting a second limiting ring that can move in a circular direction, and then drive the main body of the lighting lamp to swing in a circular direction, thereby expanding the adjustment range of the lighting angle and improving the applicability of the device.

[0017] 1. The utility model is provided with an adjustment structure to start the double-headed motor, which drives the worm to rotate, and the worm is meshed with the worm wheel. The rotation of the worm drives the rotating frame to rotate through the worm wheel, and the rotating frame drives the second limit ring to move in a circle, and the second limit ring drives the second rotating ball to move. The second rotating ball drives the first rotating ball to rotate in the first limit ring through the connecting rod. When the first rotating ball rotates, it can drive the main body of the lighting lamp to move, thereby expanding the adjustment range of the lighting angle of the main body of the lighting lamp and improving the application range of the device.

[0018] 2. The utility model is provided with bolts, and the installation box is installed on the wall using screws. Then the fixing frame is placed in the installation box, and the bolts are rotated. The bolts penetrate the installation box, and the upper ends are screwed into the fixing frame, so that the fixing frame can be fixed in the installation box. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the explosion of the structure of the utility model;

[0021] Figure 3 It is a schematic cross-sectional diagram of the structure of the fixing frame of the utility model from the back;

[0022] Figure 4 It is a schematic diagram of the explosion structure of the second limiting ring of the utility model.

[0023] In the figure: 1, installation box; 11, bolt; 2, adjustment structure; 21, fixing frame; 22, first limiting ring; 23, first rotating ball; 24, lighting lamp body; 25, connecting rod; 26, second rotating ball; 27, second limiting ring; 28, rotating frame; 29, worm gear; 210, double-headed motor; 211, worm. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-4 , an embodiment provided by the utility model:

[0026] The installation box 1, the lighting lamp body 24 and the double-headed motor 210 used in the present application are products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be repeated here.

[0027] An angle-adjustable emergency lighting device comprises: a mounting box 1;

[0028] The bottom surface of the mounting box 1 is threadedly connected with a bolt 11;

[0029] An adjustment structure 2 is installed on the inner side of the installation box 1. The adjustment structure 2 includes a fixing frame 21, which is movably installed on the inner side of the installation box 1. A first limiting ring 22 is fixedly installed on the inner side of the front end of the fixing frame 21, and a first rotating ball 23 is movably installed on the inner side of the first limiting ring 22. A lighting lamp body 24 is fixedly installed on the front side of the first rotating ball 23, a connecting rod 25 is integrally formed on the back side of the first rotating ball 23, and a second rotating ball 26 is integrally formed on the rear end of the connecting rod 25. A A rotating frame 28, the front end of which is fixedly connected to a second limit ring 27, the rear end of which is fixedly connected to a worm gear 29, a double-headed motor 210 is fixedly mounted on the inner wall at the rear end of the fixed frame 21, the output end of the double-headed motor 210 is fixedly connected to a worm 211, the second limit ring 27 can move in a circular motion, and can drive the connecting rod 25 to rotate in the first limit ring 22 through the first rotating ball 23, and further can drive the lighting lamp body 24 to swing in a circular direction, thereby expanding the adjustment range of the lighting angle and improving the application range of the device.

[0030] Furthermore, the front of the fixing bracket 21 is flush with the front of the installation box 1, the bolt 11 passes through the bottom of the installation box 1, the upper end of the bolt 11 is threadedly connected to the bottom of the fixing bracket 21, and the fixing bracket 21 can be fixed to the inner side of the installation box 1 by the bolt 11.

[0031] Furthermore, the inner wall of the first limiting ring 22 and the outer wall of the first rotating ball 23 cooperate with each other, and the first rotating ball 23 can move in the first limiting ring 22 without falling off.

[0032] Furthermore, the center of the first rotating ball 23 is coaxial with the center of the worm gear 29. The rotation of the worm gear 29 can drive the lighting lamp body 24 installed on the first rotating ball 23 to move through the rotating frame 28, the second limiting ring 27, the second rotating ball 26 and the connecting rod 25, thereby expanding the adjustment range of the lighting angle and improving the applicability of the device.

[0033] Furthermore, the second limiting ring 27 is sleeved on the outer side of the second rotating ball 26 , and the inner wall of the second limiting ring 27 cooperates with the outer wall of the second rotating ball 26 , so that the second rotating ball 26 can move in the second limiting ring 27 without falling off.

[0034] Furthermore, the rotating frame 28 is in an “L” shape, and the rotating frame 28 can be connected to the worm gear 29 and the second limiting ring 27 to expand the range of motion of the first rotating ball 23 .

[0035] Furthermore, the worm 211 is meshed with the worm wheel 29 , and the rotation of the worm 211 can drive the rotation of the worm wheel 29 to realize the rotation of the rotating frame 28 .

[0036] Working principle: When installing, first use screws to install the installation box 1 on the wall, then place the fixing frame 21 in the installation box 1, rotate the bolt 11, the bolt 11 passes through the installation box 1, and the upper end of the bolt 11 is screwed into the fixing frame 21, so that the fixing frame 21 can be fixed in the installation box 1;

[0037] When the lighting angle needs to be adjusted, the double-headed motor 210 is started, and the double-headed motor 210 drives the worm 211 to rotate. The worm 211 engages with the worm wheel 29. The rotation of the worm 211 drives the rotating frame 28 to rotate through the worm wheel 29, and the rotating frame 28 drives the second limiting ring 27 to move in a circle. The second limiting ring 27 drives the second rotating ball 26 to move. The second rotating ball 26 drives the first rotating ball 23 to rotate in the first limiting ring 22 through the connecting rod 25. When the first rotating ball 23 rotates, it can drive the lighting lamp body 24 to move, thereby expanding the adjustment range of the lighting angle of the lighting lamp body 24 and improving the application range of the device.

[0038] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. An angle-adjustable emergency lighting device, comprising: Installation box (1); Features: The bottom surface of the installation box (1) is threadedly connected with a bolt (11); An adjustment structure (2) is installed on the inner side of the installation box (1), and the adjustment structure (2) comprises a fixing frame (21), the fixing frame (21) is movably installed on the inner side of the installation box (1), a first limiting ring (22) is fixedly installed on the inner side of the front end of the fixing frame (21), a first rotating ball (23) is movably installed on the inner side of the first limiting ring (22), a lighting lamp body (24) is fixedly installed on the front side of the first rotating ball (23), and a connecting member (24) is integrally formed on the back side of the first rotating ball (23). A rod (25) is provided, a second rotating ball (26) is integrally formed at the rear end of the connecting rod (25), a rotating frame (28) is movably mounted on the inner wall of the rear end of the fixed frame (21) via a bearing, a second limiting ring (27) is fixedly connected to the front end of the rotating frame (28), a worm gear (29) is fixedly connected to the rear end of the rotating frame (28), a double-headed motor (210) is fixedly mounted on the inner wall of the rear end of the fixed frame (21), and a worm (211) is fixedly connected to the output end of the double-headed motor (210).

2. The angle-adjustable emergency lighting device according to claim 1, characterized in that: The front surface of the fixing frame (21) is flush with the front surface of the installation box (1), the bolt (11) passes through the bottom surface of the installation box (1), and the upper end of the bolt (11) is threadedly connected to the bottom surface of the fixing frame (21).

3. The angle-adjustable emergency lighting device according to claim 1, characterized in that: The inner wall of the first limiting ring (22) and the outer wall of the first rotating ball (23) cooperate with each other.

4. The angle-adjustable emergency lighting device according to claim 1, characterized in that: The center of the first rotating ball (23) is coaxial with the center of the worm wheel (29).

5. The angle-adjustable emergency lighting device according to claim 1, characterized in that: The second limiting ring (27) is sleeved on the outer side of the second rotating ball (26), and the inner wall of the second limiting ring (27) and the outer wall of the second rotating ball (26) are matched with each other.

6. The angle-adjustable emergency lighting device according to claim 1, characterized in that: The rotating frame (28) is in an "L" shape.

7. The angle-adjustable emergency lighting device according to claim 1, characterized in that: The worm (211) meshes with the worm wheel (29).

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