Vehicle noise reduction buffer device capable of preventing landmine and resisting ambush and assault

Abstract

The utility model relates to the field of noise reduction and buffering for vehicles. The vehicle noise reduction buffer device for preventing landmine ambush and assault comprises a machine body, a buffer noise reduction assembly is arranged at the connecting position of the surface of the machine body, and the buffer noise reduction assembly is fixed to the machine body through bolts; the buffering and noise reduction assembly comprises a back plate, a connecting cylinder is connected to the surface of the back plate, a front plate is arranged on the surface of the connecting cylinder, a fixing opening is formed in the surface of the front plate, and the buffering and noise reduction assembly is fixed to the connecting position of the surface of the machine body through bolts, so that stable installation and convenient disassembly and replacement of the buffering and noise reduction assembly are ensured; the bolt connection mode provides high connection strength, the stability of the assembly can be kept when a vehicle runs, the buffering noise reduction assembly is composed of a back plate, a connecting cylinder and a front plate, the back plate, the connecting cylinder and the front plate work cooperatively to jointly achieve the noise reduction and buffering functions, the buffering noise reduction assembly is assembled between the contact faces of all the assemblies, meanwhile, vibration transmission of fasteners is isolated, and the service life of the assemblies is prolonged. And the effects of peak clipping and noise reduction are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of vehicle noise reduction buffering, especially to a noise reduction buffering device for anti-mine ambush assault vehicle. BACKGROUND

[0002] The anti-mine ambush vehicle is a special equipment with high personnel protection capability, and is mainly used for war transportation, personnel protection, anti-terrorism and stability maintenance.

[0003] The current medium-sized mine-proof vehicles generally have the problem of high noise in the vehicle, which greatly affects the comfort experience of the driver and passengers. The noise in the vehicle is complex and mainly includes high-frequency and low-frequency noise. For high-frequency noise above 600Hz, the industry usually uses vehicle acoustic package design to effectively suppress it, such as strengthening the sealing of the vehicle body to reduce noise penetration. However, for low-frequency noise caused by the vibration of the vehicle structure itself, the traditional acoustic package noise reduction method cannot eliminate it, making it difficult to directly reduce its impact and still affecting the operators in the vehicle. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides the following technical scheme: a noise reduction buffering device for anti-mine ambush assault vehicle, comprising a machine body, a buffering and noise reduction assembly is arranged at the surface connection of the machine body, and the buffering and noise reduction assembly is fixed on the machine body through bolts; the buffering and noise reduction assembly comprises a back plate, a connecting barrel is connected to the surface of the back plate, a front plate is arranged on the surface of the connecting barrel, a fixed port is formed in the surface of the front plate, and a fixed port penetrating through the connecting barrel is formed in the surface of the back plate; an installation groove is formed in the inside of the back plate and the front plate, a fixed plate is arranged in the installation groove, and a support plate is arranged between the fixed plates.

[0005] As an improvement of the above technical scheme, the connecting barrel is uniformly surrounded by anti-pulling thorns, the anti-pulling thorns are arranged in inverted right-angle trapezoidal shape, and the protruding edge of the anti-pulling thorn protrudes towards one side of the back plate.

[0006] As an improvement of the above technical scheme, the fixed plates arranged in the installation groove are arranged in V-shaped arrangement by staggering, and the support plate divides the space formed between the two fixed plates into a plurality of buffering grooves.

[0007] As an improvement of the above technical scheme, the back plate and the connecting barrel are fixedly connected, and the front plate is fixed on the connecting barrel through bolts.

[0008] The utility model discloses a beneficial effect: through the buffer noise reduction assembly is fixed by bolt on the surface connection of organism, has guaranteed the stable installation of buffer noise reduction assembly, is convenient for dismounting and replacement, simultaneously, the mode of bolt connection provides stronger connecting strength, can keep the stability of assembly when the vehicle is running, and buffer noise reduction assembly is composed of backboard, connecting cylinder and front plate, and three synergies work, and common realization reduces and buffers the function, and buffer noise reduction assembly is assembled between the contact surface of each assembly, and simultaneously isolates the vibration transmission of fastener, reaches the effect of peak clipping and noise reduction. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is the three-dimensional view of organism and buffer noise reduction assembly connection in the utility model;

[0010] Figure 2 It is the three-dimensional schematic view of buffer noise reduction assembly in the utility model;

[0011] Figure 3 It is the cross section schematic view of backboard and front plate in the utility model.

[0012] Sign significance: 10, organism;11, buffer noise reduction assembly;12, bolt;20, backboard;21, connecting cylinder;22, front plate;23, prevent and take off the thorn;24, fixed mouth;25, installation slot;26, fixed plate;27, support plate;28, buffer groove. DETAILED DESCRIPTION

[0013] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following further detailed description of the utility model is carried out.It should be understood that the specific embodiments described here are only used to explain the utility model, and are not used to limit the utility model.

[0014] Please refer to Figures 1-3 The utility model provides a kind of technical scheme: a kind of anti-mine anti-ambush assault vehicle is used to reduce noise buffer device, including organism 10, organism 10 surface connection place is provided with buffer noise reduction assembly 11, and buffer noise reduction assembly 11 is fixed on organism 10 by bolt 12;Buffer noise reduction assembly 11 includes backboard 20, and backboard 20 surface is connected with connecting cylinder 21, and connecting cylinder 21 surface is provided with front plate 22, and front plate 22 surface is provided with fixed mouth 24, and backboard 20 surface is provided with fixed mouth 24 with connecting cylinder 21 through;Backboard 20 and front plate 22 are provided with installation slot 25 in inside, and installation slot 25 is provided with fixed plate 26 in inside, and fixed plate 26 is provided with support plate 27 between.

[0015] In the embodiment, the buffer and noise reduction assembly 11 comprises a back plate 20, the surface of the back plate 20 is connected with a connecting cylinder 21, the surface of the connecting cylinder 21 is provided with a front plate 22, the surface of the front plate 22 is provided with a fixed opening 24, the surface of the back plate 20 is provided with a fixed opening 24 penetrating through the connecting cylinder 21; the inside of the back plate 20 and the front plate 22 is provided with a mounting groove 25, the inside of the mounting groove 25 is provided with a fixed plate 26, the fixed plate 26 is provided with a support plate 27 between the fixed plate 26, the buffer and noise reduction assembly 11 is fixed on the surface connecting part of the machine body 10 by the bolt 12, which ensures the stable installation of the buffer and noise reduction assembly 11, facilitates the disassembly and replacement, at the same time, the bolt 12 connection provides strong connection strength, which can maintain the stability of the assembly when the vehicle is running, the buffer and noise reduction assembly is composed of the back plate 20, the connecting cylinder 21 and the front plate 22, the three work together to realize the noise reduction and buffering function, the buffer and noise reduction assembly is assembled between the contact surfaces of each assembly, at the same time, the vibration transmission of the fastener is isolated, the peak reduction and noise reduction effect is achieved.

[0016] Specifically, the connecting cylinder 21 is uniformly distributed with anti-off spikes 23 around the periphery, the anti-off spikes 23 are provided in an inverted right-angle trapezoidal shape, and the protruding edge of the anti-off spikes 23 protrudes towards one side of the back plate 20.

[0017] In the embodiment, the connecting cylinder 21 is uniformly distributed with anti-off spikes 23 around the periphery, the anti-off spikes 23 are provided in an inverted right-angle trapezoidal shape, and the protruding edge of the anti-off spikes 23 protrudes towards one side of the back plate 20, when the connecting cylinder 21 is inserted into the pre-installed mounting hole of the machine body, the barb is in the forward direction, and the barb will not apply pressure to the inside due to friction, so that it is difficult to enter, when it is completely inserted, the barb will be in the reverse direction at this time, which will cause the barb to rub against the inner wall of the slot and make it difficult to pull out, thereby effectively preventing the connecting cylinder 21 from falling off during vehicle driving, and enhancing the stability and safety of the device.

[0018] Specifically, the fixed plates 26 arranged in the mounting groove 25 are arranged in a V-shaped arrangement, and the support plate 27 divides the space formed between the two fixed plates 26 into a plurality of buffer grooves 28.

[0019] In the embodiment, the fixed plates 26 arranged in the mounting groove 25 are arranged in a V-shaped arrangement, and the support plate 27 divides the space formed between the two fixed plates 26 into a plurality of buffer grooves 28, which improves the buffer and noise reduction performance of the device, and also effectively reduces the collision between the machine body 10 and the structure of the low-frequency noise generated by the vibration when the device is impacted.

[0020] Specifically, the back plate 20 is fixedly connected with the connecting cylinder 21, and the front plate 22 is fixed on the connecting cylinder 21 by the bolt 12.

[0021] In the embodiment, the back plate 20 is fixedly connected with the connecting cylinder 21, the front plate 22 is fixed on the connecting cylinder 21 through the bolt 12, and the front plate 22 is fixed on the connecting cylinder 21 through the bolt 12, so that the replacement and maintenance of the buffer and noise reduction assembly 11 are more convenient, and when installation, only the back plate 20 and the connecting cylinder 21 are needed to be connected through the mounting hole of the machine body 10, and the installation can be completed through the bolt 12.

[0022] The working principle and use process of the utility model are as follows: when installation, first, the back plate 20 and the connecting cylinder 21 are combined and passed through the preset mounting hole of the machine body 10 (such as shown in the figure Figure 1 The front plate 22 is fastened on the connecting cylinder 21 through the bolt 12, the installation of the buffer and noise reduction assembly 11 is completed, the back plate 20, the connecting cylinder 21 and the front plate 22 in the assembly work cooperatively, vibration transmission is effectively isolated and noise is reduced, the stability of the device is ensured, when maintenance or replacement is needed, the front plate 22 can be easily disassembled, internal inspection or replacement parts are carried out, and the continuous and effective noise reduction and buffering effect is ensured.

[0023] The above embodiment is only used to illustrate the technical scheme of the utility model, and is not limited thereto.

Claims

1. A noise reduction and buffer device for a mine-resistant ambush protected assault vehicle, characterized by: It comprises a machine body (10), wherein a buffer noise reduction component (11) is provided at a surface connection of the machine body (10), and the buffer noise reduction component (11) is fixed to the machine body (10) by bolts (12); The buffer noise reduction component (11) comprises a back plate (20), a surface of the back plate (20) is connected to a connecting tube (21), a surface of the connecting tube (21) is provided with a front plate (22), a surface of the front plate (22) is provided with a fixing opening (24), and a surface of the front back plate (20) is provided with a fixing opening (24) that is in communication with the connecting tube (21); The back plate (20) and the front plate (22) are provided with mounting grooves (25) therein, and fixing plates (26) are provided inside the mounting grooves (25), and support plates (27) are provided between the fixing plates (26).

2. The noise reduction and buffering device for a mine-resistant ambush protected assault vehicle according to claim 1, characterized in that: Anti-stripping thorns (23) are evenly distributed around the periphery of the connecting tube (21), and the anti-stripping thorns (23) are arranged in an inverted right-angled trapezoid, with the protruding edge of the anti-stripping thorns (23) protruding toward one side of the back plate (20).

3. The noise reduction and buffering device for a mine-resistant ambush protected assault vehicle according to claim 1, characterized in that: The fixing plates (26) arranged in the installation grooves (25) are staggered and arranged in a V-shape, and the support plate (27) divides the space formed between the two fixing plates (26) into a plurality of buffer grooves (28).

4. The noise reduction and buffering device for a mine-resistant ambush protected assault vehicle according to claim 1, characterized in that: The back plate (20) is fixedly connected to the connecting tube (21), and the front plate (22) is fixed to the connecting tube (21) via bolts (12).

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