CN221354074U

CN221354074U - Noise reduction type generator shell

Info

Publication number: CN221354074U
Application number: CN202323282644.8U
Authority: CN
Inventors: 陈光圆; 蔡文杰; 贺栋; 吴嘉迪; 杨文浩
Original assignee: NINGBO DONGHAO DIE-CASTING CO LTD
Current assignee: NINGBO DONGHAO DIE-CASTING CO LTD
Filing date: 2023-12-04
Publication date: 2024-07-16
Anticipated expiration: 2033-12-04

Abstract

The utility model relates to the technical field of generator shells and discloses a noise reduction type generator shell, which comprises an inner shell, wherein the inner wall of the inner shell is fixedly connected with a cylinder, the surface of the cylinder is fixedly connected with a middle shell, the inner wall of the middle shell and the surface of the inner shell are respectively and fixedly connected with an outer shell, and the middle shell is positioned in the outer shell. According to the utility model, through the exhaust pipe, a user can use the exhaust pump to vacuumize the space between the middle shell and the outer shell, and the noise reduction effect of the generator shell can be improved in one step through the vacuum layer between the middle shell and the outer shell, so that the generator shell has higher noise reduction capability, and meanwhile, through the cooperation of the box body, the air hole, the round hole and the indicator, the user can intuitively judge the air pressure difference between the inside and the outside of the outer shell, so that the user is more convenient in judging whether the space between the middle shell and the outer shell is vacuumized or not.

Description

Noise reduction type generator shell

Technical Field

The utility model relates to the technical field of generator shells, in particular to a noise reduction type generator shell.

Background

The generator is a mechanical device for converting mechanical energy into electric energy, and is driven by a water turbine, a steam turbine, a diesel engine or other power machines, so that energy generated by water flow, air flow, fuel combustion or nuclear fission is converted into mechanical energy to be transmitted to the generator, and then the mechanical energy is converted into electric energy by the generator. At present, most of the generator shells on the market have certain noise reduction capability through the sound absorbing cotton arranged in the shells, for example, the large-sized shockproof noise reduction diesel generator shell disclosed by China bulletin No. CN215927566U, but the noise reduction is carried out only through single sound absorbing cotton in the shells, so that the noise reduction effect of the shells is weaker, and the shells cannot be applied to the generators with higher noise reduction requirements.

Disclosure of utility model

The utility model aims to solve the defects existing in the prior art, such as: at present, most of the generator shells on the market are provided with sound absorbing cotton inside the shells, so that the shells have certain noise reduction capability, but the noise reduction effect of the shells is weaker because the shells are only noise-reduced through single sound absorbing cotton inside the shells, so that the shells cannot be suitable for the generators with high noise reduction requirements, and the noise reduction generator shells are provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a type of making an uproar generator housing falls, includes the inner housing, the inner wall fixedly connected with drum of inner housing, the fixed surface of drum is connected with well casing, the inner wall of well casing and the surface of inner housing all laminate and are provided with inhales the sound cotton, the fixed surface of drum is connected with the shell body, well casing is located the shell body, the upper surface fixed intercommunication of shell body has the exhaust tube, the upper surface fixedly connected with box body of shell body, the gas pocket has been seted up to the upper surface of shell body, the gas pocket is located the below of box body, the round hole has been seted up on the right side of box body, the inner wall bonding of round hole has the indicator, the left side of indicator and the left side fixed connection of box body inner wall.

Preferably, the exhaust tube comprises an air outlet tube, the bottom end of the air outlet tube is fixedly communicated with the upper surface of the outer shell, the left end of the air outlet tube is fixedly communicated with a one-way valve, and the left end of the one-way valve is fixedly communicated with an air exhaust joint.

Preferably, the indicator comprises a transparent cylinder, the inner wall of the round hole is adhered to the surface of the transparent cylinder, a rubber piston block is adhered to the inner wall of the transparent cylinder, a spring is adhered to the left side of the rubber piston block, the left side of the spring is fixedly connected with the left side of the inner wall of the box body, an indicating ring is adhered to the right side of the rubber piston block, and a graduated scale is adhered to the upper surface of the transparent cylinder.

Preferably, the right side of transparent section of thick bamboo bonds there is the backup pad, the left side fixedly connected with push switch of backup pad, the right side fixedly connected with pilot lamp of backup pad, the right side fixedly connected with battery case of backup pad, the inside of battery case is provided with rechargeable battery, the air tank has all been seted up to the upper and lower both sides of backup pad.

Preferably, the rechargeable battery is electrically connected with the pressing switch through the battery box, and the pressing switch is electrically connected with the indicator lamp through a wire.

Preferably, the inner wall of the air groove and the right side of the transparent cylinder are adhered with dustproof nets.

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

(1) According to the utility model, through the exhaust pipe, a user can use the exhaust pump to vacuumize the space between the middle shell and the outer shell, and the noise reduction effect of the generator shell can be improved in one step through the vacuum layer between the middle shell and the outer shell, so that the generator shell has higher noise reduction capability, and meanwhile, through the cooperation of the box body, the air hole, the round hole and the indicator, the user can intuitively judge the air pressure difference between the inside and the outside of the outer shell, so that the user is more convenient in judging whether the space between the middle shell and the outer shell is vacuumized or not.

(2) According to the utility model, the supporting plate, the push switch, the indicator lamp, the battery box, the rechargeable battery and the air groove are arranged, when the vacuum degree value between the middle shell and the outer shell is increased, the rubber piston block moves rightwards through the air pressure difference and the elasticity of the spring, when the push switch is pressed by the rubber piston block, the indicator lamp can be turned on through the push switch, at the moment, a user is reminded through the turned-on indicator lamp, and the user can timely find and adjust the vacuum degree between the middle shell and the outer shell.

Drawings

FIG. 1 is a schematic illustration of the structure of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;

FIG. 4 is a front view of an exhaust tube according to the present utility model;

FIG. 5 is a right side view of the case of the present utility model;

FIG. 6 is a right side view of the indicator of the present utility model;

FIG. 7 is a cross-sectional view taken at C-C of FIG. 6;

fig. 8 is a right side view of the support plate of the present utility model.

In the figure: 1. an inner housing; 2. a cylinder; 3. a middle shell; 4. sound absorbing cotton; 5. an outer housing; 6. an exhaust pipe; 61. an air outlet pipe; 62. a one-way valve; 63. an air extraction joint; 7. a case body; 8. air holes; 9. a round hole; 10. an indicator; 101. a transparent tube; 102. a rubber piston block; 103. a spring; 104. an indicator ring; 105. a graduated scale; 11. a support plate; 12. pressing the switch; 13. an indicator light; 14. a battery case; 15. a rechargeable battery; 16. an air tank; 17. a dust-proof net.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Embodiment one:

Referring to fig. 1 to 7, a noise reduction type generator housing comprises an inner housing 1, the inner wall fixedly connected with drum 2 of inner housing 1, the fixed surface of drum 2 is connected with well casing 3, the inner wall of well casing 3 and the surface of inner housing 1 all laminate and are provided with and inhale sound cotton 4, make this generator housing have the ability of making an uproar through inhaling sound cotton 4, the fixed surface of drum 2 is connected with shell 5, well casing 3 is located shell 5, the upper surface fixed intercommunication of shell 5 has exhaust tube 6, through exhaust tube 6, make the user can use the aspiration pump to take out vacuum state between well casing 3 and the shell 5, and through the vacuum layer between well casing 3 and the shell 5, make the noise reduction effect of this generator housing can carry out one step improvement, the upper surface fixedly connected with box body 7 of shell 5, air hole 8 has been seted up to the upper surface of shell 5, air hole 8 is located the below of box body 7, the air between shell 5 and the box body 7 can circulate through air hole 8, the right side of box body 7 has seted up round hole 9, the inner wall bonding indicator 10 of indicator 10 and the left side fixed connection of box body 7.

The exhaust pipe 6 comprises an air outlet pipe 61, the bottom end of the air outlet pipe 61 is fixedly communicated with the upper surface of the outer shell 5, the left end of the air outlet pipe 61 is fixedly communicated with a check valve 62, the left end of the check valve 62 is fixedly communicated with an exhaust joint 63, air in the outer shell 5 can be exhausted through the air outlet pipe 61 through the check valve 62, but air outside the outer shell 5 cannot enter the outer shell 5, and the exhaust pump can be connected with the check valve 62 through the exhaust joint 63.

The indicator 10 includes a transparent cylinder 101, the inner wall of the round hole 9 is adhered to the surface of the transparent cylinder 101, a rubber piston block 102 is adhered to the inner wall of the transparent cylinder 101, and as the transparent cylinder 101 is made of transparent plastic, a user can intuitively watch the position of the rubber piston block 102 in the transparent cylinder 101, a spring 103 is adhered to the left side of the rubber piston block 102, the left side of the spring 103 is fixedly connected with the left side of the inner wall of the box body 7, an indicating ring 104 is adhered to the right side of the rubber piston block 102, a graduated scale 105 is adhered to the upper surface of the transparent cylinder 101, and the user can conveniently judge the moving distance of the rubber piston block 102 by matching the indicating ring 104 with the graduated scale 105.

Embodiment two:

Referring to fig. 1 to 8, a support plate 11 is adhered to the right side of a transparent cylinder 101, a press switch 12 is fixedly connected to the left side of the support plate 11, an indicator lamp 13 is fixedly connected to the right side of the support plate 11, a battery case 14 is fixedly connected to the right side of the support plate 11, a rechargeable battery 15 is arranged in the battery case 14, the rechargeable battery 15 is electrically connected with the press switch 12 through the battery case 14, the rechargeable battery 15 supplies power to the press switch 12 through the battery case 14, meanwhile, the rechargeable battery 15 in the battery case 14 can be detached and can be charged independently, the press switch 12 is electrically connected with the indicator lamp 13 through a wire, the switch of the indicator lamp 13 is controlled through the press switch 12, air grooves 16 are formed in the upper side and the lower side of the support plate 11, air inside and outside the transparent cylinder 101 can circulate through the air groove 16, when the vacuum degree value between the middle shell 3 and the outer shell 5 increases, the rubber piston block 102 moves rightwards through the air pressure difference and the elasticity of the spring 103, when the rubber piston block 102 presses the press switch 12, the indication lamp 13 can be opened through the press switch 12, at the moment, the user is reminded through the lighted indication lamp 13, and then the user can timely find and adjust the vacuum degree between the middle shell 3 and the outer shell 5, the inner wall of the air groove 16 and the right side of the transparent cylinder 101 are adhered with the dustproof net 17, and dust cannot enter the transparent cylinder 101 through the dustproof net 17.

In the utility model, when a user uses the generator shell, the air inlet end of the air pump is connected with the air suction connector 63, the air outlet pipe 61 is connected with the air pump through the air suction connector 63, at the moment, the air suction pump can be used for vacuumizing the space between the middle shell 3 and the outer shell 5, a vacuum layer appears between the middle shell 3 and the outer shell 5, at the moment, the generator shell has stronger noise reduction capability through the vacuum layer and the sound absorbing cotton 4, at the moment, when the space between the middle shell 3 and the outer shell 5 is vacuumized, the rubber piston block 102 is leftwards moved by a certain distance through the air pressure difference, when the vacuum degree value between the middle shell 3 and the outer shell 5 is increased, the rubber piston block 102 is rightwards moved through the air pressure difference and the elasticity of the spring 103, when the rubber piston block 102 presses the pressing switch 12, the indicator lamp 13 can be opened through the pressing switch 12, and at the moment, the user is reminded through the indicator lamp 13 which is lighted.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a noise reduction type generator housing, includes interior casing (1), its characterized in that, the inner wall fixedly connected with drum (2) of interior casing (1), the fixed surface of drum (2) is connected with well casing (3), the equal laminating in inner wall of well casing (3) and the surface of interior casing (1) is provided with inhales sound cotton (4), the fixed surface of drum (2) is connected with shell (5), well casing (3) are located shell (5), the fixed intercommunication of upper surface of shell (5) has exhaust tube (6), the upper surface fixedly connected with box body (7) of shell (5), gas pocket (8) have been seted up to the upper surface of shell (5), gas pocket (8) are located the below of box body (7), round hole (9) have been seted up on the right side of box body (7), the inner wall bonding of round hole (9) has indicator (10), the left side of indicator (10) and the left side fixed connection of box body (7) inner wall.

2. The noise reduction type generator housing according to claim 1, wherein the exhaust pipe (6) comprises an air outlet pipe (61), the bottom end of the air outlet pipe (61) is fixedly communicated with the upper surface of the outer housing (5), the left end of the air outlet pipe (61) is fixedly communicated with a check valve (62), and the left end of the check valve (62) is fixedly communicated with an exhaust joint (63).

3. The noise reduction type generator housing according to claim 1, wherein the indicator (10) comprises a transparent cylinder (101), the inner wall of the round hole (9) is adhered to the surface of the transparent cylinder (101), a rubber piston block (102) is adhered to the inner wall of the transparent cylinder (101), a spring (103) is adhered to the left side of the rubber piston block (102), the left side of the spring (103) is fixedly connected with the left side of the inner wall of the box body (7), an indicating ring (104) is adhered to the right side of the rubber piston block (102), and a graduated scale (105) is adhered to the upper surface of the transparent cylinder (101).

4. A noise reduction type generator housing according to claim 3, wherein the right side of the transparent cylinder (101) is adhered with a support plate (11), the left side of the support plate (11) is fixedly connected with a pressing switch (12), the right side of the support plate (11) is fixedly connected with an indicator lamp (13), the right side of the support plate (11) is fixedly connected with a battery box (14), a rechargeable battery (15) is arranged in the battery box (14), and air grooves (16) are formed in the upper side and the lower side of the support plate (11).

5. The noise reduction type generator housing according to claim 4, wherein the rechargeable battery (15) is electrically connected to the push switch (12) through the battery case (14), and the push switch (12) is electrically connected to the indicator lamp (13) through a wire.

6. The noise reduction type generator housing according to claim 4, wherein a dust screen (17) is bonded to both the inner wall of the air tank (16) and the right side of the transparent tube (101).