Vehicle air horn convenient to adjust

Abstract

The utility model belongs to the technical field of vehicle air horns, and particularly relates to a vehicle air horn convenient to adjust, which comprises an air horn main body, a filter screen is fixedly connected in the air horn main body, a first motor is fixedly mounted in the air horn main body, a rotating rod is fixedly connected to a rotating shaft of the first motor, and a first air inlet is formed in the air horn main body. The left end of the rotating rod is fixedly connected with a first bevel gear, the outer side of the first bevel gear is meshed with a second bevel gear, the upper end of the second bevel gear is fixedly connected with a rotating block, the upper end of the rotating block is fixedly connected with a brush, and the upper end of the air horn body is fixedly connected with a supporting sleeve. By designing the second motor, the positive and negative screw rod, the bearing, the threaded block, the connecting block, the connecting sleeve and other components, the positive and negative screw rod and the threaded block are rotated to make threaded motion, the threaded block moves to drive the connecting block, the sound insulation plate and other components to move, and after the sound insulation plate moves to a designated position, the volume of the device is convenient to adjust.

Description

Technical Field

[0001] This utility model relates to the field of vehicle air horn technology, specifically a vehicle air horn that is easy to adjust. Background Technology

[0002] A car air horn is a sound-emitting device installed in a vehicle, typically used for emergency warnings or alerts, and for traffic management. Utility model patent CN214410767U discloses an electronically controlled car air horn, including a housing, a sliding rod fixedly connected to the housing, a slider slidably connected to the sliding rod, a first spring fixedly mounted on the surface of the slider, a cylindrical box fixedly connected to the inner wall of the housing, a support rod on the surface of the cylindrical box, a shock-absorbing rubber fixedly mounted at one end of the support rod, a horn body on the surface of the shock-absorbing rubber, a connecting rod rotatably connected to the surface of the horn body, and a ring on the housing, with a filter fixedly mounted on the inner wall of the ring. The housing and filter provide dust protection for the horn body, facilitating its use. The first spring and cylindrical box buffer the horn body during driving, reducing vibration and further improving its performance. However, the aforementioned patent has the following shortcomings: When in use, the device lacks an adjustment mechanism, making volume adjustment inconvenient; furthermore, the filter needs to be disassembled for cleaning after prolonged use, further hindering its usability. Therefore, improvements are needed. Utility Model Content

[0003] The purpose of this utility model is to provide a conveniently adjustable vehicle air horn, which solves the problems that when the device is in use, the device has no adjustment mechanism, the volume is inconvenient to adjust, and the filter screen needs to be disassembled for cleaning when the device is used for a long time, making the device inconvenient to use.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a conveniently adjustable vehicle air horn, comprising an air horn body, a filter screen fixedly connected inside the air horn body, a first motor fixedly installed inside the air horn body, a rotating rod fixedly connected to the rotating shaft of the first motor, a first bevel gear fixedly connected to the left end of the rotating rod, a second bevel gear meshing with the outer side of the first bevel gear, a rotating block fixedly connected to the upper end of the second bevel gear, a brush fixedly connected to the upper end of the rotating block, a support sleeve fixedly connected to the upper end of the air horn body, an annular groove formed inside the support sleeve, the support sleeve contacting the brush, the brush contacting the filter screen, and an adjustment mechanism provided inside the air horn body. By starting the first motor, the first motor drives the brush and other components to rotate, the brush rotating to scrape the filter screen, thus eliminating the need for filter screen disassembly, making the device easy to use, preventing filter screen clogging, and preventing a reduction in the working efficiency of the filter screen in the device.

[0005] Preferably, the filter screen is rotatably connected to the rotating block, and the rotating block is made of iron. By designing the rotating block to be made of iron, the rotating block becomes more durable.

[0006] Preferably, an annular sleeve is slidably connected inside the annular groove, and the annular sleeve is fixedly connected to the brush. By designing the annular sleeve, the brush can be supported to rotate.

[0007] Preferably, the adjustment mechanism includes a second motor. A positive and negative screw is fixedly connected to the right end of the rotating shaft of the second motor. The positive and negative screw is rotatably connected to the air horn body. A threaded block is threadedly connected to the outer side of the positive and negative screw. A connecting block is fixedly connected to the upper end of the threaded block. A connecting sleeve is fixedly connected inside the air horn body. A sound insulation plate is slidably connected inside the connecting sleeve. A guide groove is provided inside the connecting sleeve. The sound insulation plate is fixedly connected to the connecting block. By rotating the positive and negative screw and the threaded block, a threaded movement occurs. The movement of the threaded block drives the connecting block and the sound insulation plate to move. After the sound insulation plate moves to the designated position, the volume of the device can be easily adjusted.

[0008] Preferably, a bearing is fixedly sleeved inside the air horn body, and a positive and negative screw is fixedly sleeved inside the bearing. By designing the bearing, it can be used to support the rotation of the positive and negative screws.

[0009] Preferably, a guide block is slidably connected inside the guide groove, and the guide block is fixedly connected to the sound insulation plate. By designing the guide block, the sound insulation plate can be guided.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0011] 1. This utility model designs a second motor, positive and negative screws, bearings, threaded blocks, connecting blocks and connecting sleeves, etc. Rotating the positive and negative screws and the threaded blocks causes threaded movement. The movement of the threaded blocks drives the movement of the connecting blocks and sound insulation plates, etc. After the sound insulation plates move to the designated position, the volume of the device can be easily adjusted.

[0012] 2. This utility model designs components such as a first motor, a rotating rod, a first bevel gear, a second bevel gear, a rotating block, and a brush. When the first motor is started, it drives the brush and other components to rotate. The rotating brush scrapes the filter screen, thus eliminating the need to disassemble the filter screen, making the device easy to use, preventing the filter screen from becoming clogged, and preventing a decrease in the working efficiency of the filter screen on the device. Attached Figure Description

[0013] Figure 1 This is a perspective view of the overall structure of this utility model;

[0014] Figure 2 This utility model Figure 1 Partial sectional perspective view of the structure;

[0015] Figure 3 This utility model Figure 1 A front sectional view;

[0016] Figure 4 This utility model Figure 2 A magnified view of the filter screen;

[0017] Figure 5 This utility model Figure 3 Enlarged view of the second motor.

[0018] In the diagram: 1. Air horn body; 2. Filter screen; 3. First motor; 4. Rotating rod; 5. First bevel gear; 6. Second bevel gear; 7. Rotating block; 8. Brush; 9. Support sleeve; 10. Annular groove; 11. Annular sleeve; 12. Adjusting mechanism; 121. Second motor; 122. Positive and negative screws; 123. Bearing; 124. Threaded block; 125. Connecting block; 126. Connecting sleeve; 127. Sound insulation plate; 128. Guide groove; 129. Guide block. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] See also Figure 1-Figure 5 An easily adjustable vehicle air horn includes an air horn body 1, a filter screen 2 fixedly connected inside the air horn body 1, a first motor 3 fixedly installed inside the air horn body 1, a rotating rod 4 fixedly connected to the rotating shaft of the first motor 3, a first bevel gear 5 fixedly connected to the left end of the rotating rod 4, a second bevel gear 6 meshing with the outer side of the first bevel gear 5, a rotating block 7 fixedly connected to the upper end of the second bevel gear 6, the filter screen 2 rotatably connected to the rotating block 7, the rotating block 7 being made of iron, the design of the rotating block 7 being made of iron makes the rotating block 7 more durable, a brush 8 fixedly connected to the upper end of the rotating block 7, and a brush 8 fixedly connected to the upper end of the air horn body 1. The support sleeve 9 has an annular groove 10 inside, and an annular sleeve 11 is slidably connected inside the annular groove 10. The annular sleeve 11 is fixedly connected to the brush 8. By designing the annular sleeve 11, the brush 8 can be supported to rotate. The support sleeve 9 contacts the brush 8, and the brush 8 contacts the filter screen 2. The air horn body 1 is provided with an adjustment mechanism 12 inside. By starting the first motor 3, the first motor 3 drives the brush 8 and other components to rotate. The brush 8 rotates to scrape the filter screen 2, so that the filter screen 2 does not need to be disassembled, making the device easy to use and preventing the filter screen 2 from becoming clogged, thus preventing the working efficiency of the filter screen 2 in the device from decreasing.

[0021] Please see Figure 3 , Figure 5 The adjustment mechanism 12 includes a second motor 121. The right end of the rotating shaft of the second motor 121 is fixedly connected to a positive and negative screw 122. The positive and negative screw 122 is rotatably connected to the air horn body 1. A bearing 123 is fixedly sleeved inside the air horn body 1. The positive and negative screw 122 is fixedly sleeved inside the bearing 123. By designing the bearing 123, it can be used to support the rotation of the positive and negative screw 122.

[0022] Please see Figure 3 , Figure 5 A threaded block 124 is threadedly connected to the outer side of the positive and negative screws 122. A connecting block 125 is fixedly connected to the upper end of the threaded block 124. A connecting sleeve 126 is fixedly connected inside the air horn body 1. A sound insulation plate 127 is slidably connected inside the connecting sleeve 126. A guide groove 128 is opened inside the connecting sleeve 126. A guide block 129 is slidably connected inside the guide groove 128. The guide block 129 is fixedly connected to the sound insulation plate 127. By designing the guide block 129, the sound insulation plate 127 can be guided. The sound insulation plate 127 is fixedly connected to the connecting block 125. By rotating the positive and negative screws 122 and the threaded block 124, a threaded movement occurs. The movement of the threaded block 124 drives the connecting block 125 and the sound insulation plate 127 to move. After the sound insulation plate 127 moves to the designated position, the volume of the device can be easily adjusted.

[0023] The specific implementation process of this utility model is as follows:

[0024] When the device is in use, the second motor 121 is started, which drives the positive and negative screws 122 to rotate. The rotation of the positive and negative screws 122 causes threaded movement with the threaded block 124, which in turn causes the threaded block 124 to have relative displacement. The movement of the threaded block 124 causes the connecting block 125 to move, which in turn causes the sound insulation plate 127 to move. The movement of the sound insulation plate 127 causes the guide block 129 to move. After the sound insulation plate 127 moves to the designated position, the volume of the device can be easily adjusted.

[0025] When the device is used for a long time, the first motor 3 is started. The first motor 3 drives the rotating rod 4 to rotate. The rotation of the rotating rod 4 drives the first bevel gear 5 to rotate. The rotation of the first bevel gear 5 drives the second bevel gear 6 to rotate. The rotation of the second bevel gear 6 drives the rotating block 7 to rotate. The rotation of the rotating block 7 drives the brush 8 to rotate. The rotation of the brush 8 drives the annular sleeve 11 to rotate. The rotation of the brush 8 scrapes the filter screen 2, so that the filter screen 2 does not need to be disassembled, making the device easy to use, thereby preventing the filter screen 2 from becoming clogged and preventing the working efficiency of the filter screen 2 on the device from decreasing.

[0026] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A conveniently adjustable vehicle air horn, comprising an air horn body (1), characterized in that: A filter screen (2) is fixedly connected inside the air horn body (1). A first motor (3) is fixedly installed inside the air horn body (1). A rotating rod (4) is fixedly connected to the rotating shaft of the first motor (3). A first bevel gear (5) is fixedly connected to the left end of the rotating rod (4). A second bevel gear (6) meshes with the outer side of the first bevel gear (5). A rotating block (7) is fixedly connected to the upper end of the second bevel gear (6). A brush (8) is fixedly connected to the upper end of the rotating block (7). A support sleeve (9) is fixedly connected to the upper end of the air horn body (1). An annular groove (10) is opened inside the support sleeve (9). The support sleeve (9) contacts the brush (8). The brush (8) contacts the filter screen (2). An adjustment mechanism (12) is provided inside the air horn body (1).

2. The easily adjustable vehicle air horn according to claim 1, characterized in that: The filter screen (2) is rotatably connected to the rotating block (7), which is made of iron.

3. The easily adjustable vehicle air horn according to claim 1, characterized in that: An annular sleeve (11) is slidably connected inside the annular groove (10), and the annular sleeve (11) is fixedly connected to the brush (8).

4. The easily adjustable vehicle air horn according to claim 1, characterized in that: The adjustment mechanism (12) includes a second motor (121). The right end of the rotating shaft of the second motor (121) is fixedly connected to a positive and negative screw (122). The positive and negative screw (122) is rotatably connected to the air horn body (1). The outer side of the positive and negative screw (122) is connected to a threaded block (124) by a thread. The upper end of the threaded block (124) is fixedly connected to a connecting block (125). The inside of the air horn body (1) is fixedly connected to a connecting sleeve (126). The inside of the connecting sleeve (126) is slidably connected to a sound insulation plate (127). The inside of the connecting sleeve (126) is provided with a guide groove (128). The sound insulation plate (127) is fixedly connected to the connecting block (125).

5. The easily adjustable vehicle air horn according to claim 1, characterized in that: The air horn body (1) is internally fitted with a bearing (123), and the bearing (123) is internally fitted with a positive and negative screw (122).

6. The easily adjustable vehicle air horn according to claim 4, characterized in that: The guide groove (128) is slidably connected to a guide block (129), and the guide block (129) is fixedly connected to the sound insulation plate (127).

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