CN210289929U

CN210289929U - Novel diesel generating set box sound-proof housing

Info

Publication number: CN210289929U
Application number: CN201920899706.4U
Authority: CN
Inventors: 刘念泰
Original assignee: Guangzhou Sanq Power Equipment Co ltd
Current assignee: Guangzhou Sanq Power Equipment Co ltd
Priority date: 2019-06-15
Filing date: 2019-06-15
Publication date: 2020-04-10
Anticipated expiration: 2029-06-15

Abstract

The utility model discloses a belong to the technical field of generator sound insulation, specifically be a novel diesel generating set box sound-proof housing, including the outer cover body of bottom opening, the outlet flue has been seted up on the lateral wall of outer cover body, the abatvoix has been bonded through the adhesive on the inner chamber lateral wall of outer cover body, the glass fiber heat insulating board has been bonded through the adhesive on the inner chamber upper surface of outer cover body, set up the louvre between the upper surface of glass fiber heat insulating board and outer cover body, through the setting of outer cover body, can reduce the noise of generating set and leak, inhale the sound through the abatvoix inside and fall the noise; the hollow support column, the through hole and the sound insulation ball are matched, so that the sound emitted by the hollow support column can be concentrated and gradually absorbed; through the cooperation between flexible post, the grip block, can press from both sides tight generating set, reduce the condition of rocking to can reduce vibration amplitude, further play the effect of making an uproar.

Description

Novel diesel generating set box sound-proof housing

Technical Field

The utility model relates to a generator sound insulation technical field specifically is a novel diesel generating set box sound-proof housing.

Background

The diesel generator is a small power generating equipment, and is a power machine using diesel oil as fuel and using diesel engine as prime mover to drive generator to generate power. The whole set of unit generally comprises a diesel engine, a generator, a control box, a fuel tank, a storage battery for starting and controlling, a protection device, an emergency cabinet and the like.

The diesel generator converts chemical energy into electric energy, and is commonly used for the emergent power supply of family, field power supply, equipment are salvageed and circumstances such as relief of disaster, and the noise of most of the open-shelf diesel generators of current is generally high, causes noise pollution, influences the personnel near generating set and exchanges, and the vibrations that the diesel generator produced are great, easily produces resonance with the object of contact, is unfavorable for using night.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel diesel generating set box sound-proof housing to solve the noise that present most open-shelf diesel generator who proposes in the above-mentioned background art generally highly higher, cause noise pollution, influence near the personnel of generating set and exchange, and the vibrations that diesel generator produced are great, and the object of easy and contact produces resonance, is unfavorable for the problem of using night.

In order to achieve the above object, the utility model provides a following technical scheme: a novel sound-proof housing of a diesel generating set box body comprises an outer housing body with an opening at the bottom, wherein a smoke outlet is formed in the side wall of the outer housing body, a sound-absorbing plate is bonded on the side wall of an inner cavity of the outer housing body through an adhesive, a glass fiber heat-insulating plate is bonded on the upper surface of the inner cavity of the outer housing body through the adhesive, heat dissipation holes are formed between the glass fiber heat-insulating plate and the upper surface of the outer housing body, a hollow strut is transversely inserted into the upper side of the inner cavity of the outer housing body, two ends of the hollow strut extend to two outer sides of the outer housing body, through holes are uniformly formed in the outer wall of the hollow strut, sound-proof balls are embedded into two ends of the inner cavity of the hollow strut, the sound-proof balls are sponge sound-proof balls, telescopic columns are fixedly connected onto the left side wall and the right side wall of the inner, the telescopic column comprises an outer sleeve and a movable rod inserted on the side wall of the outer sleeve, the movable rod extends to the inner cavity of the outer sleeve, and a clamping spring is supported between the inner wall of the outer sleeve and the movable rod.

Preferably, the bottom edge of the outer cover body is provided with a supporting pad.

Preferably, the sound-absorbing plate is an asbestos sound-absorbing plate with uniformly-opened surfaces.

Preferably, the heat dissipation hole is in a furling shape with a small top and a big bottom, and the inner wall of the heat dissipation hole is uniformly coated with a polytetrafluoroethylene corrosion-resistant layer.

Preferably, the left end and the right end of the hollow strut are both in an opening shape, and the opening diameters of the two ends of the hollow strut are smaller than the diameter of the middle part of the inner cavity of the hollow strut.

Preferably, the clamping plate is arc-shaped, and rubber cushions are bonded on the side walls of the clamping plate at two sides through adhesives.

Preferably, a sliding groove is formed in the outer wall of the movable rod along the axis of the movable rod, and a sliding block matched with the sliding groove is arranged at the joint of the outer sleeve and the movable rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the arrangement of the outer cover body can reduce the noise leakage of the generator set, and the sound absorption plate in the generator set is used for absorbing and reducing the noise;

2) the hollow support column, the through hole and the sound insulation ball are matched, so that the sound emitted by the hollow support column can be concentrated and gradually absorbed;

3) through the cooperation between flexible post, the grip block, can press from both sides tight generating set, reduce the condition of rocking to can reduce vibration amplitude, further play the effect of making an uproar.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the hollow pillar of the present invention;

FIG. 3 is a schematic structural view of the telescopic column of the present invention;

fig. 4 is a schematic structural view of the present invention in use.

In the figure: the acoustic board comprises an outer cover body 1, an acoustic board 2, a supporting pad 3, a glass fiber thermal insulation board 4, heat dissipation holes 5, hollow pillars 6, through holes 7, sound insulation balls 8, telescopic columns 9, an outer sleeve 91, a movable rod 92, clamping springs 93 and a clamping plate 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the present invention provides a technical solution: a novel sound-proof shield for a diesel generating set box body comprises an outer shield body 1 with an opening at the bottom, wherein a smoke outlet is formed in the side wall of the outer shield body 1, the outer shield body 1 is fixedly connected to a support of a generating set through bolts, and an exhaust pipe of the generating set is installed through the smoke outlet;

the side wall of the inner cavity of the outer cover body 1 is bonded with the sound absorption plate 2 through an adhesive, the upper surface of the inner cavity of the outer cover body 1 is bonded with the glass fiber heat insulation plate 4 through the adhesive, a heat dissipation hole 5 is formed between the glass fiber heat insulation plate 4 and the upper surface of the outer cover body 1, the heat dissipation hole 5 is used for dissipating heat of a generator set and can enter air and is used for normal use of an internal combustion engine of the generator set, and the glass fiber heat insulation plate 4 has the functions of heat resistance and noise reduction;

the upper side of the inner cavity of the outer cover body 1 is transversely inserted with a hollow strut 6, two ends of the hollow strut 6 extend to two sides of the outer part of the outer cover body 1, through holes 7 are uniformly formed in the outer wall of the hollow strut 6, sound insulation balls 8 are embedded into two ends of the inner cavity of the hollow strut 6, the sound insulation balls 8 are sponge sound insulation balls, noise generated by the work of a generator enters the inner part of the hollow strut 6 through the through holes 7, a primary sound absorption effect is achieved through sound waves of the sound dispersion of the through holes 7, and the sound insulation balls 8 further block the sound waves to achieve a sound absorption effect;

all through the flexible post 9 of screw fixedly connected with on the lateral wall about the inner chamber of the outer cover body 1, flexible post 9 on the both sides wall looks the end and all has grip block 10 through screw connection, flexible post 9 includes outer tube 91 and pegs graft movable rod 92 on the outer tube 91 lateral wall, and movable rod 92 extends to the inner chamber of outer tube 91, it has clamping spring 93 to support between outer tube 91 inner wall and the movable rod 92, setting through clamping spring 93, make movable rod 92 receive elasticity and the outside tendency that removes of outer tube 91, thereby movable rod 92 promotes the centre gripping on generating set's outer wall with grip block 10, play the stable effect of centre gripping.

The bottom edge of the outer cover body 1 is provided with a supporting pad 3, so that the outer cover body 1 is connected with the frame of the generator set to achieve a sealing effect.

The sound-absorbing plate 2 is an asbestos sound-absorbing plate with holes uniformly formed in the surface, and has an effect of absorbing sound waves through the openings in the asbestos sound-absorbing plate.

The heat dissipation hole 5 is in a shape of being folded in a small upper part and a large lower part, the inner wall of the heat dissipation hole 5 is uniformly coated with a polytetrafluoroethylene corrosion-resistant layer, and the shape design of being folded in a small upper part and a large lower part is realized through the heat dissipation hole 5, so that rising sound waves can be folded in and smoothed, and the noise reduction effect is achieved.

The left end and the right end of the hollow strut 6 are both in an opening shape, and the opening diameters of the two ends of the hollow strut 6 are smaller than the diameter of the middle part of the inner cavity of the hollow strut 6.

The holding plate 10 is arc-shaped, and rubber soft pads are bonded on the viewing side walls of the holding plates 10 at two sides through adhesives.

The outer wall of the movable rod 92 is provided with a sliding groove along the axis of the movable rod 92, and a sliding block matched with the sliding groove is arranged at the joint of the outer sleeve 91 and the movable rod 92, so that the movable rod 92 cannot rotate relative to the outer sleeve 91, and the clamping plate 10 can be clamped outside the generator set in a vertical and opposite mode.

The working principle is as follows: the clamping plate 10 pushes the movable rod 92 to contract towards the inside of the outer sleeve 91, so that the clamping plate 10 moves and is clamped on the generator set, the clamping plates 10 on the two sides have a clamping effect on the generator set, the elastic effect of the clamping spring 93 assists the stability of the generator set, the bottom end of the outer cover body 1 is fixedly connected to a rack of the generator set through screws, noise generated during the operation of the generator set is absorbed through the sound absorption plate 2, the noise is absorbed and reduced through the through holes 7 and the sound insulation balls 8, and the noise reduction effect can be well achieved through the auxiliary absorption of the heat dissipation holes 5;

air is fed into the outer cover body 1 through the heat radiation holes 5 and the hollow support 6, and the internal combustion engine of the diesel generating set can be normally used.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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

Claims

1. The utility model provides a novel diesel generating set box sound-proof housing, includes bottom open-ended outer cover body (1), the outlet flue has been seted up on the lateral wall of the outer cover body (1), its characterized in that: the sound absorption board (2) is bonded on the inner cavity side wall of the outer cover body (1) through an adhesive, a glass fiber heat insulation board (4) is bonded on the inner cavity upper surface of the outer cover body (1) through the adhesive, heat dissipation holes (5) are formed between the glass fiber heat insulation board (4) and the upper surface of the outer cover body (1), a hollow support column (6) is transversely inserted into the inner cavity upper side of the outer cover body (1), two ends of the hollow support column (6) extend to two outer sides of the outer cover body (1), through holes (7) are uniformly formed in the outer wall of the hollow support column (6), sound insulation balls (8) are embedded into two ends of the inner cavity of the hollow support column (6), the sound insulation balls (8) are sponge sound insulation balls, telescopic columns (9) are fixedly connected on the left side wall and the right side wall of the inner cavity of the outer cover body (1) through screws, and clamping boards (10) are connected to the opposite view ends of the telescopic columns, the telescopic column (9) comprises an outer sleeve (91) and a movable rod (92) inserted on the side wall of the outer sleeve (91), the movable rod (92) extends to the inner cavity of the outer sleeve (91), and a clamping spring (93) is supported between the inner wall of the outer sleeve (91) and the movable rod (92).

2. The novel sound-proof housing for the box body of the diesel generator set according to claim 1, is characterized in that: the bottom edge of the outer cover body (1) is provided with a supporting pad (3).

3. The novel sound-proof housing for the box body of the diesel generator set according to claim 1, is characterized in that: the sound-absorbing plate (2) is an asbestos sound-absorbing plate with uniformly-perforated surfaces.

4. The novel sound-proof housing for the box body of the diesel generator set according to claim 1, is characterized in that: the heat dissipation holes (5) are in a furling shape with a small top and a big bottom, and polytetrafluoroethylene corrosion-resistant layers are uniformly coated on the inner walls of the heat dissipation holes (5).

5. The novel sound-proof housing for the box body of the diesel generator set according to claim 1, is characterized in that: the left end and the right end of the hollow strut (6) are both in an opening shape, and the opening diameters of the two ends of the hollow strut (6) are smaller than the diameter of the middle part of the inner cavity of the hollow strut (6).

6. The novel sound-proof housing for the box body of the diesel generator set according to claim 1, is characterized in that: the clamping plate (10) is arc-shaped, and rubber cushions are bonded on the side walls of the clamping plate (10) at two sides through adhesives.

7. The novel sound-proof housing for the box body of the diesel generator set according to claim 1, is characterized in that: a sliding groove is formed in the outer wall of the movable rod (92) along the axis of the movable rod (92), and a sliding block matched with the sliding groove is arranged at the joint of the outer sleeve (91) and the movable rod (92).