Noise reduction equipment for broadcast television equipment

Abstract

The utility model discloses noise reduction equipment for broadcast television equipment in the field of broadcast television, which comprises a base, supporting legs, an equipment main body and a shock absorption and noise reduction mechanism, the supporting legs are fixedly connected to the edge positions of four corners of the bottom of the base, and the shock absorption and noise reduction mechanism is fixedly connected to the inner cavity of the base. The noise reduction equipment comprises a base, an equipment main body and a fixing mechanism, the equipment main body is fixedly connected to the middle position of the top of the base through the fixing mechanism, and the fixing mechanism comprises a supporting plate, a sliding groove, a sliding rod, a two-way lead screw, a sliding block, a rotating disc and a clamping plate. And the two-way lead screw rotates to drive the rear side sliding blocks to be close to each other, so that the clamping plates are driven to be close to each other, the equipment body is fixed, fixing is faster and more convenient, the mounting efficiency is improved, meanwhile, equipment of different models and sizes can be fixed conveniently, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of radio and television, in particular to a noise reduction device for radio and television equipment. Background Technique

[0002] Radio and television equipment refers to the equipment of radio and television stations and stations (including cable radio and television stations and stations) legally established within the territory of the People's Republic of China and the radio and television transmission network, including radio and television signal transmission equipment, signal dedicated transmission equipment, and signal monitoring equipment. During its use, a noise reduction device is required to perform noise reduction processing on it. For example, a Chinese patent discloses a noise reduction device for radio and television equipment, with the application number: 202121268091.9. This patent fixes the radio and television body through a fixing mechanism to prevent the radio and television body from shaking, and reduces noise and vibration of the radio and television body through a shock absorption mechanism, thereby achieving the effect of comprehensively fixing the radio and television.

[0003] At present, the fixing of the noise reduction device for radio and television equipment to the equipment is cumbersome, and it cannot fix devices of different models and sizes, resulting in limitations in the use of the equipment, which is not conducive to the use of the device and reduces the practicality of the device. For this reason, we propose a noise reduction device for radio and television equipment. Content of the Utility Model

[0004] The purpose of the utility model is to provide a noise reduction device for radio and television equipment to solve the problems raised in the above background technique that the current noise reduction device for radio and television equipment is cumbersome to fix to the equipment and cannot fix devices of different models and sizes, resulting in limitations in the use of the equipment, which is not conducive to the use of the device and reduces the practicality of the device.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A noise reduction device for radio and television equipment, including a base, support feet, a device body, and a shock absorption and noise reduction mechanism. The support feet are fixedly connected to the four corner edge positions at the bottom of the base. The shock absorption and noise reduction mechanism is fixedly connected to the inner cavity of the base. The device body is fixedly connected to the middle position at the top of the base through a fixing mechanism. The fixing mechanism includes a support plate, a chute, a sliding rod, a bidirectional screw rod, a slider, a turntable, and a clamping plate. The support plate is fixedly connected to the inside of the base through the shock absorption and noise reduction mechanism. Chutes are opened on the front and rear sides of the top of the support plate. A sliding rod is fixedly connected to the middle position on the left side of the front chute. The bidirectional screw rod is rotatably connected to the left and right sides of the rear chute. The outer side walls of the sliding rod and the bidirectional screw rod are symmetrically slidably connected with sliders. The right side of the outer side wall of the bidirectional screw rod is fixedly connected to the turntable, which is embedded in the middle position at the top of the support plate. The top of the slider is fixedly connected to the clamping plate.

[0006] As a further description of the above technical solution:

[0007] The slider is slidably connected to the inside of the chute, and the rear slider is screwed to the outside of the bidirectional lead screw through threads.

[0008] As a further description of the above technical solution:

[0009] Rubber pads are bonded to the opposite sides of the clamping plates, and anti-slip patterns are provided on the outer side wall of the turntable.

[0010] As a further description of the above technical solution:

[0011] The shock absorption and noise reduction mechanism includes a moving groove, a limiting groove, a limiting block, a moving block, a first spring, a pressing block and a second spring. Moving grooves are provided at the left and right middle positions at the bottom of the inner cavity of the base. Limiting grooves are provided on the left and right sides of the moving groove. The limiting block is slidably connected to the inside of the limiting groove. A moving block is fixedly connected between the opposite sides of the limiting block. A first spring is fixedly connected between the middle position on the left side of the left moving block and the middle position on the right side of the right moving block. A pressing block is fixedly connected to the bottom of the support plate at the position on the top of the moving block. Second springs are fixedly connected to the four corners of the bottom of the support plate.

[0012] As a further description of the above technical solution:

[0013] The other end of the first spring is fixedly connected to the inner side wall of the base, and the bottom end of the second spring is fixedly connected to the bottom of the inner cavity of the base.

[0014] As a further description of the above technical solution:

[0015] The support plate is slidably connected to the inner cavity of the base and is in close fit with the inner side wall of the base. Bevels are provided on the top of the moving block and the bottom of the pressing block.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] 1. For this noise reduction device for radio and television equipment, by placing the equipment main body on the top of the support plate, rotating the turntable to drive the bidirectional lead screw to rotate, driving the rear sliders to approach each other through the rotation of the bidirectional lead screw, thereby driving the clamping plates to approach each other, so as to fix the equipment main body, making the fixation faster and more convenient, improving the installation efficiency, and at the same time facilitating the fixation of equipment with different models and sizes, enhancing the applicability of the device.

[0018] 2. When the radio and television equipment noise reduction device is working, the generated vibration causes the support plate to move, driving the extrusion block to move downward, squeezing the moving block, causing the moving block to move, thereby squeezing the first spring, causing the first spring to compress and deform, absorbing the vibration. At the same time when the support plate moves, the second spring will be squeezed, causing the second spring to deform. Through the deformation of the second spring, the vibration is absorbed again, so as to fully reduce the generation of vibration, and further reduce the generation of noise and reduce noise pollution. Description of the Drawings

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the radio and television equipment noise reduction device proposed by the present utility model;

[0020] Figure 2 It is a structural schematic diagram of the fixing mechanism of the radio and television equipment noise reduction device proposed by the present utility model;

[0021] Figure 3 It is a structural schematic diagram of the shock absorption and noise reduction mechanism of the radio and television equipment noise reduction device proposed by the present utility model;

[0022] Figure 4 It is a structural schematic diagram of the installation structure of the limiting block of the radio and television equipment noise reduction device proposed by the present utility model.

[0023] In the figure: 100, base; 200, support feet; 300, equipment main body; 400, fixing mechanism; 410, support plate; 420, chute; 430, sliding rod; 440, bidirectional lead screw; 450, slider; 460, turntable; 470, clamping plate; 500, shock absorption and noise reduction mechanism; 510, moving groove; 520, limiting groove; 530, limiting block; 540, moving block; 550, first spring; 560, extrusion block; 570, second spring. Detailed Embodiment

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the protection scope of the present utility model.

[0025] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] The present utility model provides a noise reduction device for broadcasting and television equipment, which is fixed quickly, convenient for fixing equipment of different sizes, and improves the applicability of the device. Please refer to Figures 1-4 , including a base 100, support feet 200, a device main body 300, and a shock absorption and noise reduction mechanism 500;

[0028] Please refer to again Figure 1 , the base 100 is used for installing and supporting the support feet 200, the device main body 300, and the shock absorption and noise reduction mechanism 500;

[0029] Please refer to again Figure 1 , the support feet 200 are fixedly connected to the four corner edge positions at the bottom of the base 100, the shock absorption and noise reduction mechanism 500 is fixedly connected to the inner cavity of the base 100, and the device main body 300 is fixedly connected to the middle position at the top of the base 100 through a fixing mechanism 400;

[0030] Please refer to again Figure 2 , the fixing mechanism 400 includes a support plate 410, a chute 420, a slide bar 430, a bidirectional lead screw 440, a slider 450, a turntable 460, and a clamping plate 470;

[0031] Please refer to again Figure 2, inside the base 100, there is a support plate 410 fixedly connected through a shock absorption and noise reduction mechanism 500. On the front and rear sides of the top of the support plate 410, there are sliding grooves 420. At the middle position on the left side of the front sliding groove 420, there is a sliding rod 430 fixedly connected. On the left and right sides of the rear sliding groove 420, there is a bidirectional lead screw 440 rotatably connected. And on the outer side walls of the sliding rod 430 and the bidirectional lead screw 440, there are symmetrically sliding connected sliders 450;

[0032] Please refer to again Figure 2 , on the right side of the outer side wall of the bidirectional lead screw 440, there is a turntable 460 fixedly connected, and it is embedded in the middle position on the top of the support plate 410. On the top of the slider 450, there is a clamping plate 470 fixedly connected.

[0033] In summary, by placing the device main body 300 on the top of the support plate 410, rotating the turntable 460 to drive the bidirectional lead screw 440 to rotate, through the rotation of the bidirectional lead screw 440, the rear sliders 450 are driven to approach each other, thereby driving the clamping plates 470 to approach each other, so as to fix the device main body 300, making the fixation faster and more convenient, improving the installation efficiency, and at the same time facilitating the fixation of devices with different models and sizes, enhancing the applicability of the device.

[0034] Please refer to again Figure 2 , the slider 450 is slidably connected inside the sliding groove 420, and the rear slider 450 is threadedly connected to the outer side of the bidirectional lead screw 440.

[0035] Please refer to again Figure 2 , on the opposite sides of the clamping plate 470, there is a rubber pad adhered, and on the outer side wall of the turntable 460, there are anti-slip lines.

[0036] Please refer to again Figure 3 , the shock absorption and noise reduction mechanism 500 includes a moving groove 510, a limiting groove 520, a limiting block 530, a moving block 540, a first spring 550, an extrusion block 560 and a second spring 570. At the middle positions on the left and right sides of the bottom cavity of the base 100, there are moving grooves 510 opened. On the left and right sides of the moving groove 510, there are limiting grooves 520 opened. Inside the limiting grooves 520, there are limiting blocks 530 slidably connected. Between the opposite sides of the limiting blocks 530, there is a moving block 540 fixedly connected. At the middle position on the left side of the left moving block 540 and the middle position on the right side of the right moving block 540, there is a first spring 550 fixedly connected. At the position on the top of the moving block 540 at the bottom of the support plate 410, there is an extrusion block 560 fixedly connected. At the four corner positions of the bottom of the support plate 410, there are second springs 570 fixedly connected.

[0037] Please refer to again Figure 3 , the other end of the first spring 550 is fixedly connected to the inner side wall of the base 100, and the bottom end of the second spring 570 is fixedly connected to the bottom of the inner cavity of the base 100.

[0038] Please refer to again Figure 3 , the support plate 410 is slidably connected to the inner cavity of the base 100 and is in close contact with the inner side wall of the base 100. Bevels are provided at the top of the moving block 540 and the bottom of the extrusion block 560.

[0039] In summary, when the device is working, the generated vibration causes the support plate 410 to move, driving the extrusion block 560 to move downward, squeezing the moving block 540, causing the moving block 540 to move, thereby squeezing the first spring 550, causing the first spring 550 to compress and deform, absorbing the vibration. While the support plate 410 is moving, it will also squeeze the second spring 570, causing the second spring 570 to deform. Through the deformation of the second spring 570, the vibration is absorbed again, thereby fully reducing the generation of vibration, and further reducing the generation of noise and reducing noise pollution.

[0040] In specific use, when personnel in the technical field fix the device main body 300, by rotating the turntable 460 to drive the bidirectional lead screw 440 to rotate, through the rotation of the bidirectional lead screw 440, the rear sliders 450 are driven to approach each other, thereby driving the clamping plates 470 to approach each other, thereby fixing the device main body 300, making the fixing faster and more convenient, improving the installation efficiency, and at the same time facilitating the fixing of devices with different models and sizes. When the device is working, the generated vibration causes the support plate 410 to move, driving the extrusion block 560 to move downward, squeezing the moving block 540, causing the moving block 540 to move, thereby squeezing the first spring 550, causing the first spring 550 to compress and deform, absorbing the vibration. While the support plate 410 is moving, it will also squeeze the second spring 570, causing the second spring 570 to deform. Through the deformation of the second spring 570, the vibration is absorbed again, thereby fully reducing the generation of vibration, and further reducing the generation of noise and reducing noise pollution.

[0041] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and purposes of the present invention. The scope of the present invention is defined by the claims and their equivalents.

Claims

1. A noise reduction device for radio and television equipment, characterized in that: It includes a base (100), support feet (200), a device main body (300) and a shock absorption and noise reduction mechanism (500). The support feet (200) are fixedly connected to the four corner edge positions at the bottom of the base (100). The shock absorption and noise reduction mechanism (500) is fixedly connected to the inner cavity of the base (100). The device main body (300) is fixedly connected to the middle position at the top of the base (100) through a fixing mechanism (400). The fixing mechanism (400) includes a support plate (410), a chute (420), a slide bar (430), a bidirectional lead screw (440), a slider (450), a turntable (460) and a clamping plate (470). A support plate (410) is fixedly connected inside the base (100) through the shock absorption and noise reduction mechanism (500). Chutes (420) are opened at the front and rear sides of the top of the support plate (410). A slide bar (430) is fixedly connected to the middle position on the left side of the front chute (420). The bidirectional lead screw (440) is rotatably connected to the left and right sides of the rear chute (420). Sliders (450) are symmetrically slidably connected to the outer side walls of the slide bar (430) and the bidirectional lead screw (440). A turntable (460) is fixedly connected to the right side of the outer side wall of the bidirectional lead screw (440) and is embedded in the middle position at the top of the support plate (410). A clamping plate (470) is fixedly connected to the top of the slider (450).

2. The noise reduction device for radio and television equipment according to claim 1, characterized in that: The slider (450) is slidably connected inside the chute (420), and the rear slider (450) is threadedly connected to the outer side of the bidirectional lead screw (440).

3. The noise reduction device for radio and television equipment according to claim 1, characterized in that: Rubber pads are bonded to the opposite sides of the clamping plate (470), and anti-slip patterns are provided on the outer side wall of the turntable (460).

4. The noise reduction device for radio and television equipment according to claim 1, characterized in that: The shock absorption and noise reduction mechanism (500) includes a moving groove (510), a limiting groove (520), a limiting block (530), a moving block (540), a first spring (550), a pressing block (560) and a second spring (570). Moving grooves (510) are opened at the middle positions on the left and right sides of the bottom of the inner cavity of the base (100). Limiting grooves (520) are opened on the left and right sides of the moving groove (510). Limiting blocks (530) are slidably connected inside the limiting grooves (520). A moving block (540) is fixedly connected between the opposite sides of the limiting blocks (530). A first spring (550) is fixedly connected between the middle position on the left side of the left moving block (540) and the middle position on the right side of the right moving block (540). A pressing block (560) is fixedly connected to the bottom of the support plate (410) at the top position of the moving block (540). Second springs (570) are fixedly connected to the four corner edge positions at the bottom of the support plate (410).

5. The noise reduction device for radio and television equipment according to claim 4, characterized in that: the other end of the first spring (550) is fixedly connected to the inner side wall of the base (100), and the bottom end of the second spring (570) is fixedly connected to the bottom of the inner cavity of the base (100).

6. The noise reduction device for radio and television equipment according to claim 4, characterized in that: the support plate (410) is slidably connected to the inner cavity of the base (100) and is in close contact with the inner side wall of the base (100), and inclined surfaces are provided at the top of the moving block (540) and the bottom of the extrusion block (560).

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