Silent gear transmission suspender machine

Abstract

The utility model discloses a mute type gear transmission suspender machine, and relates to the field of gear transmission suspender machines, in particular to a mute type gear transmission suspender machine which comprises a suspender machine body and a gear box, a noise reduction assembly is arranged on the outer side of the gear box, and the noise reduction assembly comprises a protective shell installed on the outer side of the gear box. A plurality of supporting pipes are arranged between the protective shell and the gear box, a plurality of noise reduction blocks are arranged on the inner walls of the supporting pipes, and a sound insulation layer is arranged on the inner wall of the protective shell. The problems that a gear box on an existing gear transmission suspender cannot absorb generated noise, large noise pollution can be generated, the health of a user is affected, heat in the gear box is difficult to dissipate if the gear box is only wrapped with a silencing material, and the gear box is prone to being damaged when used in a high-temperature environment are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gear transmission boom machine field, concretely is a kind of mute gear transmission boom machine. BACKGROUND

[0002] Gear transmission boom machine is widely used in various industrial machines, such as machine tool, crane, conveying equipment etc., to provide stable, reliable power transmission for the normal operation of these devices, gear transmission boom machine is a kind of boom machine using gear transmission mode, mainly used for hoisting heavy objects, gear transmission boom machine can realize accurate transmission ratio, suitable for the occasion with higher transmission accuracy requirement, gear transmission boom machine has smaller friction loss when transmitting power, so it has higher transmission efficiency, the structure of gear transmission boom machine is relatively simple, and it is convenient to manufacture and maintain, which reduces the use cost, gear transmission boom machine can bear larger load, suitable for heavy load, high-speed running occasions, gear box is an important part of gear transmission boom machine.

[0003] The gear box of the existing gear transmission boom machine uses gear transmission mode, and larger noise will be generated during operation of the gear box, the gear box of the existing gear transmission boom machine cannot absorb the generated noise, which will generate larger noise pollution and affect the health of the user, if only using sound-absorbing material to wrap the outside of the gear box, the heat in the gear box is difficult to dissipate, and the gear box is easy to be damaged when used in high-temperature environment.

[0004] Therefore, a new mute gear transmission boom machine needs to be designed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a mute gear transmission boom machine to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a mute gear transmission boom machine, comprising a boom machine body and a gear box, a noise reduction assembly is arranged on the outside of the gear box, the noise reduction assembly comprises a protective shell arranged on the outside of the gear box, a plurality of supporting pipes are arranged between the protective shell and the gear box, a plurality of noise reduction blocks are arranged on the inner wall of the supporting pipe, a sound insulation layer is arranged on the inner wall of the protective shell, and a fan cooling assembly for cooling the gear box is arranged in the protective shell.

[0007] Preferably, the fan cooling assembly comprises a fan arranged in the protective shell, an air inlet and an air outlet are formed in the protective shell, and an air duct is formed between two adjacent supporting pipes.

[0008] Preferably, a filter box is arranged on the air inlet, and a plurality of filter screens are arranged in the filter box.

[0009] Preferably, the air outlet is provided with a baffle, the baffle is in the shape of a bucket, and the air outlet end of the baffle is provided with a plurality of sound attenuation pipes, and the air outlet end of the sound attenuation pipe is in the shape of a trumpet.

[0010] Preferably, the middle part of the air outlet is provided with an air outlet grid, the air outlet grid is provided with a sponge block, the sponge block is provided with a plurality of grooves, and the tail end of the sound attenuation pipe is arranged opposite to the grooves.

[0011] Preferably, the outer wall of the support pipe is provided with a heat conduction plate.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. In the utility model, the protective shell is connected with the protective shell through the support pipe, the noise in the gear box can be transmitted to the support pipe and be damped by the damping block on the support pipe, part of the noise can be damped by the sound insulation layer, and the crane is prevented from generating large noise.

[0014] 2. In the utility model, the fan is arranged, the air inlet and the air outlet are arranged on the protective shell, the heat generated by the gear box can be conducted to the support pipe, the heat on the support pipe can be conducted to the heat conduction plate, the fan can drive the low-temperature air outside to circulate in the protective shell, and the heat can be taken away by the fan, so that the gear box is prevented from overheating. DETAILED DESCRIPTION

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a front view of the utility model.

[0017] Figure 3 It is an enlarged view of A in the utility model. Figure 2

[0018] Figure 4 It is an enlarged view of B in the utility model. Figure 2

[0019] In the drawing: 1, the main body; 2, the gear box; 3, the protective shell; 4, the support pipe; 5, the damping block; 6, the sound insulation layer; 7, the fan; 8, the air inlet; 9, the air outlet; 10, the filter box; 11, the filter screen; 12, the baffle; 13, the sound attenuation pipe; 14, the air outlet grid; 15, the sponge block; 16, the groove; 17, the heat conduction plate. DETAILED DESCRIPTION

[0020] ​​The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] All the electronic components in the application are controlled by an external controller.

[0022] Embodiment one

[0023] Please refer to Figures 1-4 The utility model provides a mute gear drive boom machine, including boom machine body 1 and gear box 2, the outside of gear box 2 is equipped with the noise reduction subassembly, the noise reduction subassembly includes the protection shell 3 of installing in the outside of gear box 2, be equipped with a plurality of support tubes 4 between the protection shell 3 and gear box 2, the inner wall of support tube 4 is equipped with a plurality of noise reduction blocks 5, be equipped with sound insulation layer 6 on the inner wall of protection shell 3, the inside of protection shell 3 is equipped with the air cooling assembly for the cooling of gear box 2, the air cooling assembly includes the fan 7 of installing in the inside of protection shell 3, the air inlet 8 and the air outlet 9 are set up on the protection shell 3, the wind channel is formed between adjacent two support tubes 4.

[0024] The body 1 is the gear drive boom machine commonly seen in the market, gear box 2 is installed on the body 1, the protection shell 3 is fixed on the outside of gear box 2 through support tube 4, support tube 4 is made of heat-conducting and sound-conducting material, noise reduction block 5 is made of noise reduction sponge, noise reduction block 5 is pasted in the inside of support tube 4, sound insulation layer 6 is laid on the inner wall of protection shell 3, part of the noise in gear box 2 can be initially reduced through noise reduction block 5, sound insulation layer 6 can consume noise again, can reduce the noise of gear box 2, fan 7 can be directly purchased from the market, air inlet 8 and air outlet 9 are set up on the protection shell 3, fan 7 is fixed at air inlet 8, the air channel is formed by the gap between two support tubes 4, airflow can circulate in the inside of protection shell 3 through these air channels, can absorb the heat generated by gear box 2, can avoid overheating of gear box 2, avoid burning noise reduction block 5.

[0025] Specifically, the air inlet 8 is provided with a filter box 10, a plurality of filter screens 11 are arranged in the filter box 10, the filter box 10 is clamped at the air inlet 8, and the filter screens 11 are clamped in the filter box 10, so that the air entering the inside of the protection shell 3 can be filtered to prevent impurities from entering.

[0026] The air outlet 9 is provided with a baffle 12, the baffle 12 is in the shape of a bucket, the air outlet end of the baffle 12 is provided with a plurality of sound attenuation pipes 13, the air outlet end of the sound attenuation pipe 13 is in the shape of a horn, the middle part of the air outlet 9 is provided with an air outlet grid 14, the air outlet grid 14 is provided with a sponge block 15, the sponge block 15 is provided with a plurality of grooves 16, the tail end of the sound attenuation pipe 13 is arranged opposite to the groove 16, the baffle 12 is fixedly connected at the air outlet 9, the sound attenuation pipe 13 is a plurality of, the plurality of sound attenuation pipes 13 are fixedly connected at the air outlet end of the baffle 12, the sound attenuation pipe 13 can reduce the noise of the airflow passing through, the air outlet end in the shape of a horn can reduce the speed of the air outlet, the air outlet grid 14 is fixedly connected on the air outlet 9, the groove 16 is arranged on the sponge block 15, the air outlet end of the sound attenuation pipe 13 is opposite to the groove 16 on the sponge block 15, and the noise near the sound attenuation pipe 13 can be further consumed.

[0027] On the basis of the above-mentioned embodiments, specifically, the outer wall of the support pipe 4 is provided with a heat conduction plate 17, the heat conduction plate 17 is fixedly connected on the outer wall of the support pipe 4, the heat of the gear box 2 can be conducted to the heat conduction plate 17 through the support pipe 4, and when the airflow circulates in the protection shell 3, the heat on the heat conduction plate 17 can be taken away, so that the heat dissipation effect is improved.

[0028] Working principle: when the boom machine is used, the gear box 2 works, the heat and noise generated in the gear box 2 are respectively transmitted to the outside, when the noise is transmitted to the support pipe 4, the noise reduction block 5 on the support pipe 4 can absorb the noise initially, part of the noise can be conducted to the protection shell 3, and the sound insulation layer 6 can absorb part of the noise, when the heat of the gear box 2 is too high, the heat of the gear box 2 is dispersed to the support pipe 4 and the heat conduction plate 17, at this time, the fan 7 is started, the low-temperature air outside is filtered through the filter screen 11 and then introduced into the protection shell 3, then the airflow can flow in the air duct and be guided out from the plurality of sound attenuation pipes 13 through the baffle 12, in this process, the heat of the support pipe 4 and the heat conduction plate 17 is taken away, the heat of the gear box 2 is reduced, the noise generated in the airflow flowing process is absorbed by the sound attenuation pipe 13, and when the air is discharged from the sound attenuation pipe 13, the sponge block 15 can absorb the noise at the air outlet 9.

[0029] The contents not described in detail in the description belong to the prior art known by the person skilled in the art.

[0030] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A silent-type gear transmission jib crane, characterized by, The utility model relates to a crane body (1) and gear box (2) are included, the outside of gear box (2) is equipped with noise reduction assembly, the noise reduction assembly includes the protective housing (3) installed in the outside of gear box (2), be equipped with a plurality of support tubes (4) between protective housing (3) and gear box (2), the inner wall of support tube (4) is equipped with a plurality of noise reduction blocks (5), the inner wall of protective housing (3) is equipped with sound insulation layer (6), the inside of protective housing (3) is equipped with the air cooling assembly for gear box (2) cooling.

2. A silent-type gear transmission boom machine according to claim 1, characterized by: The air cooling assembly includes the fan (7) installed in the inside of protective housing (3), is equipped with air inlet (8) and air outlet (9) on protective housing (3), forms the air duct between adjacent two support tubes (4).

3. A silent-type gear transmission boom machine according to claim 2, characterized by: The air inlet (8) is equipped with filter box (10), and the inside of filter box (10) is equipped with a plurality of filter screens (11).

4. A silent-type gear transmission boom machine according to claim 3, characterized in that: The air outlet (9) is equipped with air deflector (12), and air deflector (12) is in the shape of a bucket, and the air outlet end of air deflector (12) is equipped with a plurality of sound attenuation tubes (13), and the air outlet end of sound attenuation tube (13) is in the shape of a horn.

5. A silent-type gear transmission boom machine according to claim 4, characterized in that: The middle part of air outlet (9) is equipped with air outlet grid (14), and air outlet grid (14) is equipped with sponge block (15), and sponge block (15) is equipped with a plurality of grooves (16), and the tail end of sound attenuation tube (13) is arranged opposite to groove (16).

6. A silent-type gear transmission boom machine according to claim 5, characterized by: The outer wall of support tube (4) is equipped with heat conduction plate (17).

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