Alarm for outdoor power supply operation

Abstract

The invention belongs to the technical field of alarms, and particularly discloses an alarm for outdoor power supply operation, which comprises an outer cover, an alarm lamp is mounted above the outer cover, an alarm is arranged in the outer cover, a U-shaped frame is mounted in the outer cover through bolts, and the alarm is mounted in the U-shaped frame. A protective ring is arranged at the front end of the alarm, a dustproof net is arranged in the protective ring, a cleaning brush is rotationally arranged in the protective ring and arranged between the dustproof net and the loudspeaking opening, a limiting head is fixedly arranged at the front end of the screw rod, and an electric push-pull rod is installed at the bottom of the U-shaped frame through a bolt. The cleaning brush can automatically clean dust on the surfaces of the loudspeaking port and the dustproof net, dust accumulation is avoided, cleaning is easy and convenient, and the working quality of the loudspeaker is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of alarms, and in particular relates to an alarm for outdoor power supply operations. Background Art

[0002] Siren refers to a device that issues alarm signals. It is used to issue forecast, warning and all-clear signals.

[0003] The existing alarm for outdoor power supply operations is exposed to the outside world for a long time. Although a dustproof net is installed on the outside of the speaker port, fine dust will still pass through the dustproof net and adhere to the surface of the speaker port. A lot of dust will accumulate on the surface of the dustproof net and the speaker port. When cleaning the alarm daily, the staff needs to remove the dustproof net and wipe the surface of the speaker port and the dustproof net, which increases the workload of the staff and affects work efficiency. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings of the prior art and to propose an alarm for outdoor power supply operations.

[0005] In order to achieve the above purpose, the present invention provides an alarm for outdoor power supply operations, comprising an outer cover, an alarm light is installed on the top of the outer cover, an alarm is arranged inside the outer cover, a U-shaped frame is installed inside the outer cover by bolts, the alarm is installed to the inside of the U-shaped frame, a protective ring is arranged at the front end of the alarm, a dustproof net is arranged inside the protective ring, a cleaning brush is rotatably arranged inside the protective ring, a slide groove is arranged on the inner wall of the protective ring, and sliders corresponding to the slide groove are fixedly arranged on the upper and lower end surfaces of the cleaning brush, and the slider is slidably installed in the slide groove. A matching groove is provided at the middle end of the cleaning brush, a screw is threadedly sleeved in the matching groove, the cleaning brush is arranged between the dustproof net and the sound outlet, a limiting head is fixedly provided at the front end of the screw, an electric push-pull rod is installed at the bottom of the U-shaped frame by bolts, a vertical plate is installed at the output end of the electric push-pull rod, a column is penetrated by the surface of the vertical plate close to the top, a matching plate is provided on the side of the vertical plate close to the alarm, the end face of the column is fixedly connected to the matching plate, the other end surface of the column is arranged as a threaded surface, and a mounting nut is threadedly sleeved on the surface of the threaded surface.

[0006] Preferably, a matching hole corresponding to the screw rod is provided at the middle end of the alarm, and the diameter of the matching hole is larger than the diameter of the screw rod.

[0007] Preferably, the top end of the matching plate is lower than the screw rod.

[0008] Preferably, the inner diameter of the alarm is the same as the outer diameter of the protective ring, and the inner wall of the alarm is provided with an internal thread, the outer surface of the protective ring is provided with an external thread, the internal thread corresponds to the external thread, and two vertical rods are symmetrically installed inside the protective ring.

[0009] Preferably, a clamping plate is arranged inside the U-shaped frame and above the alarm, a limiting groove is arranged on the inner wall of the U-shaped frame, the end of the clamping plate is movably installed in the limiting groove, a guide rod is fixedly installed inside the limiting groove, and the guide rod passes through the clamping plate, and a spring is arranged on the surface of the guide rod and above the clamping plate.

[0010] Preferably, the middle end of the clamping plate is configured to be in an arc shape that matches the alarm.

[0011] Preferably, a positioning groove is provided at the bottom of the U-shaped frame, and a positioning block corresponding to the positioning groove is fixedly installed at the bottom of the alarm, and the positioning block is inserted into the positioning groove.

[0012] Preferably, a mounting frame is welded and mounted on the rear of the outer cover, and positioning bolts are threadedly sleeved on the surface of the mounting frame.

[0013] Compared with the prior art, the present invention has the following beneficial effects: by installing a protective ring at the front end of the alarm, the protective ring can protect the sound outlet of the alarm, with the cooperation of the cleaning brush, the screw and other structures, and because the front and back surfaces of the cleaning brush are respectively close to the sound outlet and the dustproof net, when the screw is repeatedly pushed and pulled, the cleaning brush can rotate inside the protective ring, and the cleaning brush can clean the dust on the surface of the sound outlet and the dustproof net to avoid dust accumulation on the surface of the sound outlet and the dustproof net, and the cleaning process is simple and convenient, which can effectively improve the working quality of the speaker, and by plugging the column into the top of the vertical plate, the matching plate and the top of the vertical plate can clamp the limit head, so that the output end of the electric push-pull rod can drive the screw to push and pull operations, thereby realizing automatic cleaning, eliminating the need for manual cleaning, and reducing workload. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an overall schematic diagram of an alarm for outdoor power supply operation proposed by the present invention; Figure 2 This is an overall schematic diagram of an outdoor power supply operation alarm proposed by the present invention from another perspective; Figure 3 This is a schematic diagram of a front and cross-sectional view of an alarm for outdoor power supply operation proposed by the present invention; Figure 4 This is a schematic diagram of the structure of a protection ring of an alarm for outdoor power supply operation proposed by the present invention; Figure 5An outdoor power supply operation alarm proposed by the present invention Figure 3 The enlarged view of point A in the middle; Figure 6 This is a schematic diagram of the structure of an installation frame of an alarm for outdoor power supply operation proposed by the present invention; Figure 7 An outdoor power supply operation alarm proposed by the present invention Figure 2 Enlarged view of point B in the middle.

[0015] In the figure: 1. Warning light; 2. Outer cover; 3. Alarm; 4. Protective ring; 5. Internal thread; 6. External thread; 7. Slide; 8. Cleaning brush; 9. Slider; 10. Matching groove; 11. Screw; 12. Limit head; 13. Vertical rod; 14. Matching hole; 15. U-shaped frame; 16. Clamp; 17. Limit groove; 18. Guide rod; 19. Spring; 20. Positioning groove; 21. Positioning block; 22. Mounting frame; 23. Positioning bolt; 24. Electric push-pull rod; 25. Vertical plate; 26. Matching plate; 27. Insert column; 28. Mounting nut. DETAILED DESCRIPTION

[0016] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0017] like Figure 1 - Figure 7The alarm device for outdoor power supply operation shown in the figure comprises an outer cover 2, an alarm light 1 is installed on the upper part of the outer cover 2, an alarm device 3 is arranged inside the outer cover 2, a U-shaped frame 15 is installed inside the outer cover 2 by bolts, the alarm device 3 is installed inside the U-shaped frame 15, a protective ring 4 is arranged at the front end of the alarm device 3, a dustproof net is arranged inside the protective ring 4, a cleaning brush 8 is rotatably arranged inside the protective ring 4, a slide groove 7 is arranged on the inner wall of the protective ring 4, and a slide corresponding to the slide groove 7 is fixedly arranged on the upper and lower end surfaces of the cleaning brush 8 Block 9, the slider 9 is slidably installed in the slide groove 7, the middle end of the cleaning brush 8 is provided with a matching groove 10, the matching groove 10 is threadedly sleeved with a screw 11, the cleaning brush 8 is arranged between the dustproof net and the speaker port, the front end of the screw 11 is fixedly provided with a limited position head 12, the bottom of the U-shaped frame 15 is bolted with an electric push-pull rod 24, the output end of the electric push-pull rod 24 is installed with a vertical plate 25, the surface of the vertical plate 25 near the top is penetrated with a plug column 27, and a matching plate is arranged on the side of the vertical plate 25 near the alarm 3 26, the end face of the plug post 27 is fixedly connected to the matching plate 26, and the surface of the other end of the plug post 27 is set to a threaded surface, and the threaded surface is threadedly sleeved with a mounting nut 28. By installing a protective ring 4 at the front end of the alarm 3, the protective ring 4 can protect the sound outlet of the alarm 3. With the cooperation of the cleaning brush 8, the screw 11 and other structures, and because the front and back surfaces of the cleaning brush 8 are respectively close to the sound outlet and the dustproof net, when the screw 11 is repeatedly pushed and pulled, the cleaning brush 8 can rotate inside the protective ring 4, and the cleaning brush 8 can clean the dust on the surface of the sound outlet and the dustproof net to avoid dust accumulation on the surface of the sound outlet and the dustproof net. The cleaning process is simple and convenient, which can effectively improve the working quality of the speaker. In addition, by plugging the plug post 27 into the top of the vertical plate 25, the matching plate 26 and the top of the vertical plate 25 can clamp the limit head 12, so that the output end of the electric push-pull rod 24 can drive the screw 11 to push and pull operations, thereby realizing automatic cleaning, eliminating the need for manual cleaning, and reducing workload.

[0018] A matching hole 14 corresponding to the screw rod 11 is provided at the middle end of the alarm 3 , and the diameter of the matching hole 14 is larger than the diameter of the screw rod 11 , so that the screw rod 11 can be freely inserted into the matching hole 14 , which is convenient for the staff to push and pull the screw rod 11 .

[0019] The top end of the matching plate 26 is lower than the screw rod 11 , so that the matching plate 26 and the vertical plate 25 can be clamped on the lower half of the limit head 12 , which facilitates the clamping operation of the matching plate 26 and the vertical plate 25 on the limit head 12 .

[0020] The inner diameter of the alarm 3 is the same as the outer diameter of the protective ring 4, and the inner wall of the alarm 3 is provided with an internal thread 5, and the outer surface of the protective ring 4 is provided with an external thread 6. The internal thread 5 corresponds to the external thread 6, so that the protective ring 4 can be installed on the front end of the alarm 3 through the internal thread 5 and the external thread 6. The installation is simple and quick. Two vertical rods 13 are symmetrically installed inside the protective ring 4. Under the action of the vertical rods 13, it is more convenient for the staff to install the protective ring 4.

[0021] A clamping plate 16 is arranged inside the U-shaped frame 15 and above the alarm 3. A limiting groove 17 is arranged on the inner wall of the U-shaped frame 15. The end of the clamping plate 16 is movably installed in the limiting groove 17. A guide rod 18 is fixedly installed inside the limiting groove 17, and the guide rod 18 passes through the clamping plate 16. A spring 19 is arranged on the surface of the guide rod 18 and above the clamping plate 16, so that the alarm 3 can be installed in the U-shaped frame 15 as a whole, and under the elastic force of the spring 19, the clamping plate 16 can clamp and fix the alarm 3, which is convenient for the staff to install the alarm 3, improves the installation efficiency, and reduces the installation cost.

[0022] The middle end of the clamping plate 16 is arranged in an arc shape matching with the alarm 3 , so that the clamping plate 16 clamps the alarm 3 more stably.

[0023] A positioning groove 20 is provided at the bottom of the U-shaped frame 15, and a positioning block 21 corresponding to the positioning groove 20 is fixedly installed at the bottom of the alarm 3. The positioning block 21 is inserted into the positioning groove 20, so that the stability of the alarm 3 during operation can be further increased.

[0024] An installation frame 22 is welded and installed at the rear of the outer cover 2, and a positioning bolt 23 is threadedly sleeved on the surface of the installation frame 22. Under the action of the installation frame 22 and the positioning bolt 23, the device can be positioned and installed, and the installation method is simple and convenient.

[0025] Working principle: First, the outdoor alarm includes an alarm light 1 and an alarm 3. An outer cover 2 is provided on the outside of the alarm 3. The outer cover 2 can protect the alarm 3 to prevent it from being affected by the external environment. Then, a protective ring 4 is installed at the front end of the alarm 3. The protective ring 4 can protect the sound port of the alarm 3. With the cooperation of the cleaning brush 8, the screw 11 and other structures, and because the front and back surfaces of the cleaning brush 8 are respectively close to the sound port and the dustproof net, when the screw 11 is repeatedly pushed and pulled, the cleaning brush 8 can rotate inside the protective ring 4, and the cleaning brush 8 can clean the dust on the surface of the sound port and the dustproof net to prevent dust from accumulating on the surface of the sound port and the dustproof net, and the cleaning process is simple and convenient. , which can effectively improve the working quality of the speaker, and by plugging the plug post 27 into the top of the vertical plate 25, the matching plate 26 and the top of the vertical plate 25 can clamp the limit head 12, so that the output end of the electric push-pull rod 24 can drive the screw 11 to push and pull operations. At the same time, the electric push-pull rod 24 designed here can be electrically connected to the external timing control system to achieve timed automatic cleaning, thereby eliminating the need for manual cleaning and reducing workload. The timing control system is a mature existing technology and will not be elaborated here. Finally, since the inner diameter of the alarm 3 is the same as the outer diameter of the protective ring 4, the protective ring 4 can be installed on the front end of the alarm 3 through the internal thread 5 and the external thread 6, and the installation is simple and quick. The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. An alarm for outdoor power supply operation, comprising an outer cover (2), characterized in that: An alarm light (1) is installed above the outer cover (2), an alarm (3) is arranged inside the outer cover (2), a U-shaped frame (15) is installed inside the outer cover (2) by bolts, the alarm (3) is installed inside the U-shaped frame (15), a protective ring (4) is arranged at the front end of the alarm (3), a dustproof net is arranged inside the protective ring (4), a cleaning brush (8) is rotatably arranged inside the protective ring (4), a slide groove (7) is arranged on the inner wall of the protective ring (4), a slider (9) corresponding to the slide groove (7) is fixedly arranged on the upper and lower end surfaces of the cleaning brush (8), the slider (9) is slidably installed in the slide groove (7), a matching groove (10) is arranged at the middle end of the cleaning brush (8), and the A screw rod (11) is threadedly sleeved in the matching groove (10), the cleaning brush (8) is arranged between the dustproof net and the sound outlet, a limit head (12) is fixedly arranged at the front end of the screw rod (11), an electric push-pull rod (24) is installed at the bottom of the U-shaped frame (15) by bolts, and a vertical plate (25) is installed at the output end of the electric push-pull rod (24), and a plug column (27) is penetrated through the surface of the vertical plate (25) close to the top, and a matching plate (26) is arranged on the side of the vertical plate (25) close to the alarm (3), and the end face of the plug column (27) is fixedly connected to the matching plate (26), and the other end surface of the plug column (27) is arranged as a threaded surface, and a mounting nut (28) is threadedly sleeved on the surface of the threaded surface.

2. The siren for outdoor power supply operation according to claim 1, characterized in that: A matching hole (14) corresponding to the screw rod (11) is provided at the middle end of the alarm (3), and the diameter of the matching hole (14) is greater than the diameter of the screw rod (11).

3. The outdoor power supply operation alarm according to claim 1, characterized in that: The top end of the matching plate (26) is lower than the screw rod (11).

4. The siren for outdoor power supply operation according to claim 1, characterized in that: The inner diameter of the alarm (3) is the same as the outer diameter of the protective ring (4), and the inner wall of the alarm (3) is provided with an internal thread (5), and the outer surface of the protective ring (4) is provided with an external thread (6), the internal thread (5) corresponds to the external thread (6), and two vertical rods (13) are symmetrically installed inside the protective ring (4).

5. The siren for outdoor power supply operation according to claim 1, characterized in that: A clamping plate (16) is arranged inside the U-shaped frame (15) and above the alarm (3); a limiting groove (17) is arranged on the inner wall of the U-shaped frame (15); an end of the clamping plate (16) is movably mounted in the limiting groove (17); a guide rod (18) is fixedly mounted inside the limiting groove (17); the guide rod (18) passes through the clamping plate (16); and a spring (19) is arranged on the surface of the guide rod (18) and above the clamping plate (16).

6. The siren for outdoor power supply operation according to claim 5, characterized in that: The middle end of the clamping plate (16) is arranged in an arc shape that matches the alarm (3).

7. The siren for outdoor power supply operation according to claim 5, characterized in that: The bottom of the U-shaped frame (15) is provided with a positioning groove (20), and a positioning block (21) corresponding to the positioning groove (20) is fixedly mounted on the bottom of the alarm (3), and the positioning block (21) is inserted into the positioning groove (20).

8. The siren for outdoor power supply operation according to claim 1, characterized in that: A mounting frame (22) is welded and mounted at the rear of the outer cover (2), and positioning bolts (23) are threadedly sleeved on the surface of the mounting frame (22).

Images