CN214100510U

CN214100510U - Power cabinet with noise reduction structure for power transmission and distribution

Info

Publication number: CN214100510U
Application number: CN202022742848.5U
Authority: CN
Inventors: 高爱
Original assignee: Shanghai Ever Power Group Electric Complete Set Co ltd
Current assignee: Shanghai Ever Power Group Electric Complete Set Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-08-31
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a power cabinet for power transmission and distribution with structure of making an uproar falls belongs to power equipment technical field, and it includes the power cabinet, the cavity has been seted up in the power cabinet, be provided with the coolant liquid in the cavity, the upper surface joint that is located below cavity inner wall has rotary mechanism, rotary mechanism's top and rotary device's bottom fixed connection. This power transmission and distribution power cabinet with structure of making an uproar falls, through setting up cavity and power cabinet, compare in air sound and be difficult to propagate in liquid, thereby the noise reduction effect of this power cabinet has been ensured, make this power cabinet have to the radiating effect of power cabinet in radiating, and be difficult for influencing people's daily life, when the noise transmits to the rubber pad with the form of vibrations, the rubber pad will slow vibrations, and the violent degree of vibrations can change along with the decibel change of noise, make the rubber pad produce resonance with the noise, improve noise absorption conversion effect, thereby effectively alleviate the production of this power cabinet noise.

Description

Power cabinet with noise reduction structure for power transmission and distribution

Technical Field

The utility model belongs to the technical field of power equipment, specifically be a power cabinet for power transmission and distribution with structure of making an uproar falls.

Background

The electric power cabinet is an electric power facility for distributing electric power, has wide application, is mainly used for chemical industry, environmental protection industry, electric power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, traffic industry and the like, when the power equipment runs, a large amount of heat is generated and needs to be discharged out of the cabinet body in time, otherwise, the heat is accumulated to easily cause the aging of the power equipment, the normal work of the electric elements in the power cabinet is easily influenced, in the process of heat dissipation of the electric power cabinet, external dust can enter the electric power cabinet through the heat dissipation holes and adhere to the surface of the electric power cabinet, if the dust cannot be removed in time, the dust can be accumulated, and the existing electric power cabinet has too single structure and effect, the noise that produces the electric power cabinet is difficult to handle in the heat dissipation, leads to the noise that the electric power cabinet produced to influence people's daily life easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides a power cabinet for power transmission and distribution with structure of making an uproar falls, solved and can produce a large amount of heats when power equipment moves, these heats need the timely discharge cabinet body, otherwise the heat gathering, cause power equipment ageing easily, influence the normal work of the inside electrical components of power cabinet very easily, carry out radiating in-process at the power cabinet, outside dust can enter into inside the power cabinet with the help of the louvre, and attach to its surface, if can't carry out timely cleaing away to the dust, can cause the deposition dirt, and because current power cabinet structure and effect are too single, be difficult to handle the noise that the power cabinet produced in the radiating, the noise that leads to the power cabinet to produce influences people's daily life's problem easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power cabinet for power transmission and distribution with structure of making an uproar falls, includes the power cabinet, the cavity has been seted up in the power cabinet, be provided with the coolant liquid in the cavity, the upper surface joint that is located below cavity inner wall has rotary mechanism, rotary mechanism's top and rotary device's bottom fixed connection, the rotary device joint is at the lower surface of protecting crust, the top of rotary device and the output shaft fixed connection of drive arrangement bottom, the positive fixed connection of fixing base and protecting crust inner wall is passed through at drive arrangement's the back, drive arrangement's top and rotating assembly's bottom fixed connection.

As a further aspect of the present invention: the top of rotating assembly and the bottom fixed connection of exhaust fan, the exhaust fan is located the exhaust shell, the left and right sides face of exhaust shell is linked together with the one end of two pipe opposite faces respectively, the surface of electric power cabinet is provided with soundproof cotton.

As a further aspect of the present invention: the bottom end of the rotating mechanism is fixedly connected with the top end of the stirring shaft, the stirring shaft is located in the cavity, the rotating mechanism is arranged to be a sealed rotating mechanism, the lower surface of the electric power cabinet is provided with a base, the inner wall of the base is provided with a rubber pad, and the inner wall of the rubber pad is in lap joint with the outer surface of the electric power cabinet.

As a further aspect of the present invention: the upper surface of the exhaust shell is provided with a filter plate, the upper surface and the lower surface of the inner wall of the exhaust shell are fixedly connected with the upper surfaces and the lower surfaces of the two sieve plates respectively, and the back surfaces and the front surfaces of the sieve plates are fixedly connected with the front surface and the back surface of the inner wall of the electric cabinet respectively.

As a further aspect of the present invention: the two ends of the guide pipe are fixedly connected with the left side face and the right side face of the inner wall of the cavity respectively, the left end of the guide pipe penetrates through the right side face of the electric cabinet and the one-way valve to be communicated, the left side face and the right side face of the inner wall of the cavity are communicated with the two ends of the two air inlet pipes respectively, dust covers are fixedly connected to the left side face and the right side face of the electric cabinet, and the two air inlet pipes are located in the two dust covers respectively.

As a further aspect of the present invention: the rotating device comprises a bearing, a rotating shaft is sleeved in the bearing, the bearing is clamped on the lower surface of the inner wall of the electric power cabinet, and two ends of the rotating shaft are fixedly connected with the bottom end of the driving device and the top end of the stirring shaft respectively.

(III) advantageous effects

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

1. the power cabinet with the noise reduction structure for power transmission and distribution is characterized in that the driving device, the stirring shaft, the cooling liquid, the cavity and the power cabinet are arranged, when the driving device is started, the stirring shaft rotates slowly in the cavity, the cooling liquid in the cavity flows slowly, so that the temperature in the guide pipe, the air inlet pipe and the power cabinet can be effectively reduced by the cooling liquid, and the cooling liquid is difficult to propagate in the liquid compared with air sound, so that the noise reduction effect of the power cabinet is ensured, the power cabinet has the effect of dissipating heat of the power cabinet while dissipating heat, the daily life of people is not easily influenced in the operation process of the power cabinet, when noise is transmitted to the rubber pad in a vibration mode, the rubber pad vibrates slowly, the vibration degree can change along with decibel change of the noise, the rubber pad resonates with the noise, and the noise absorption and conversion effect is improved, thereby effectively alleviate the production of this electric power cabinet noise.

2. This power cabinet is used in power transmission and distribution with structure of making an uproar falls, through setting up drive arrangement, exhaust shell and sieve, when the air suction exhaust shell of exhaust fan in with the power cabinet in, because power cabinet inner wall atmospheric pressure is different with external atmospheric pressure, make external gas pass through in the intake pipe gets into the power cabinet, and will be in the external world by the dust cover separation when gaseous entering intake pipe, dust and impurity will be by the separation outside the dust cover this moment, and the air will get into in the power cabinet, make this power cabinet have the function of taking a breath, outside the effectual timely discharge power cabinet of heat that produces when moving power equipment, make the equipment in the power cabinet be difficult for appearing ageing condition because of the heat gathering, the effectual equipment that has ensured in the power cabinet can normal operating.

3. This power transmission and distribution power cabinet with structure of making an uproar falls, through setting up coolant liquid and pipe, when gas gets into the shell of exhausting in, the sieve will filter the air, make the dust that contains in the air in the power cabinet can be by the sieve separation in the shell of exhausting, the air that finishes of filtering this moment will be along the shell of exhausting in getting into the pipe, when gas gets into in the pipe, liquid in the cavity will cool down the air, thereby this power cabinet's environmental protection effect has been ensured, make the heat in the power cabinet be difficult for the environmental pollution to the external world, and because the filter can filter the impurity that contains in the air, thereby this power cabinet's environmental protection effect has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a three-dimensional structure diagram of the base of the present invention;

fig. 3 is an enlarged schematic structural view at a position a of the present invention;

in the figure: 1 electric cabinet, 2 cavities, 3 cooling liquid, 4 rotating mechanisms, 5 rotating devices, 51 bearings, 52 rotating shafts, 6 protective shells, 7 driving devices, 8 rotating assemblies, 9 exhaust fans, 10 stirring shafts, 11 exhaust shells, 12 filter plates, 13 sieve plates, 14 guide pipes, 15 one-way valves, 16 air inlet pipes, 17 dust covers, 18 bases and 19 rubber pads.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: a power transmission and distribution power cabinet with a noise reduction structure comprises a power cabinet 1, wherein a cavity 2 is formed in the power cabinet 1, cooling liquid 3 is arranged in the cavity 2, a rotating mechanism 4 is connected to the upper surface of the inner wall of the cavity 2 below in a clamping manner, the top end of the rotating mechanism 4 is fixedly connected with the bottom end of a rotating device 5, the rotating device 5 is connected to the lower surface of a protective shell 6 in a clamping manner, the top end of the rotating device 5 is fixedly connected with an output shaft at the bottom end of a driving device 7, the back surface of the driving device 7 is fixedly connected with the front surface of the inner wall of the protective shell 6 through a fixing seat, the top end of the driving device 7 is fixedly connected with the bottom end of a rotating assembly 8, and compared with air sound, the cavity 2 and the power cabinet 1 are difficult to propagate in liquid, so that the noise reduction effect of the power cabinet is ensured, and the power cabinet has the effect of heat dissipation to the power cabinet 1 at the same time of heat dissipation, make this electric power cabinet in the in-process of operation, be difficult for influencing people's daily life, when the noise transmitted to rubber pad 19 with the form of vibrations, rubber pad 19 will shake slowly, and the violent degree of vibrations can change along with the decibel change of noise for rubber pad 19 produces resonance with the noise, improves noise absorption conversion effect, thereby effectively alleviates the production of this electric power cabinet noise.

Specifically, as shown in fig. 1 and 3, the top end of the rotating assembly 8 is fixedly connected with the bottom end of the exhaust fan 9, the exhaust fan 9 is located in the exhaust casing 11, the left and right side surfaces of the exhaust casing 11 are respectively communicated with one end of the opposite surfaces of the two guide pipes 14, due to the arrangement of the exhaust casing 11 and the sieve plate 13, the electric power cabinet has a ventilation function, heat generated during the operation of electric power equipment is effectively and timely exhausted out of the electric power cabinet 1, so that the equipment in the electric power cabinet 1 is not easy to age due to heat accumulation, the normal operation of the equipment in the electric power cabinet 1 is effectively ensured, soundproof cotton is arranged on the outer surface of the electric power cabinet 1, the rotating device 5 comprises a bearing 51, a rotating shaft 52 is sleeved in the bearing 51, and due to the arrangement of the soundproof cotton, the sound generated by the electric power cabinet and the driving device 7 during the operation are ensured, the noise pollution that this electric power cabinet produced has been reduced, and bearing 51 joint is at the lower surface of electric power cabinet 1 inner wall, and the both ends of pivot 52 respectively with drive arrangement 7's bottom and the top fixed connection of (mixing) shaft 10.

Specifically, as shown in fig. 1, the bottom end of the rotating mechanism 4 is fixedly connected with the top end of the stirring shaft 10, the stirring shaft 10 is located in the cavity 2, the rotating mechanism 4 is arranged as a sealing rotating mechanism, the lower surface of the electric cabinet 1 is provided with a base 18, because of the cooling liquid 3, when the gas enters the conduit 14, the liquid in the cavity 2 can cool the air, thereby ensuring the environmental protection effect of the electric cabinet, so that the heat in the electric cabinet 1 is not easy to pollute the external environment, and because the filter plate 12 can filter the impurities in the air, the environmental protection effect of the electric cabinet is improved, the inner wall of the base 18 is provided with a rubber pad 19, the inner wall of the rubber pad 19 is overlapped with the outer surface of the electric cabinet 1, the upper surface of the exhaust casing 11 is provided with the filter plate 12, and the upper surface and the lower surface of the inner wall of the exhaust casing 11 are respectively fixedly connected with the upper surface and the lower surface of the two sieve plates 13, because all be coolant liquid 3 in the cavity 2, make coolant liquid 3 in the flow process, be difficult for because of the noise of sending with cavity 2 striking, the noise reduction of this electric power cabinet has been ensured, the back and the front of sieve 13 respectively with the front and the back fixed connection of electric power cabinet 1 inner wall, the both ends of pipe 14 respectively with the left surface and the right side fixed connection of cavity 2 inner wall, the left end of pipe 14 passes electric power cabinet 1 and is linked together with the right side of check valve 15, the left and right sides and the right side of cavity 2 inner wall are linked together with the both ends of two intake pipes 16 respectively, the equal fixedly connected with dust cover 17 of the left and right sides face of electric power cabinet 1, and two intake pipes 16 are located two dust covers 17 respectively.

The utility model discloses a theory of operation does:

s1, when the electric power cabinet is used, a worker only needs to determine the driving device 7, at the moment, the driving device 7 drives the exhaust fan 9 and the stirring shaft 10 to rotate through output shafts at the top end and the bottom end respectively, so that the exhaust fan 9 can suck the gas on the inner wall of the electric power cabinet 1 into the exhaust shell 11 in the rotating process, the heat emitted by the electric elements in the electric power cabinet 1 is sucked into the exhaust shell 11, at the moment, the air pressure of the inner wall of the electric power cabinet 1 is different from the external air pressure, the external gas enters the electric power cabinet 1 through the air inlet pipe 16, and the gas is blocked outside by the dust cover 17 when entering the air inlet pipe 16, at the moment, dust and impurities are blocked outside the dust cover 17, and the air enters the electric power cabinet 1;

s2, when the gas enters the exhaust shell 11, the sieve plate 13 filters the air, so that dust contained in the air in the power cabinet 1 is blocked in the exhaust shell 11 by the sieve plate 13, the filtered air enters the guide pipe 14 along the exhaust shell 11, and when the gas enters the guide pipe 14, the liquid in the cavity 2 cools the air;

s3, when the air in the electric power cabinet 1 is discharged to the outside, the air is rapidly cooled under the action of the cooling liquid 3 in the cavity 2, when the driving device 7 is started, the stirring shaft 10 slowly rotates in the cavity 2, and the cooling liquid 3 in the cavity 2 slowly flows at the moment, so that the cooling liquid 3 can effectively reduce the temperature in the guide pipe 14, the air inlet pipe 16 and the electric power cabinet 1.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a power cabinet for power transmission and distribution with structure of making an uproar falls, includes power cabinet (1), its characterized in that: cavity (2) have been seted up in electric power cabinet (1), be provided with coolant liquid (3) in cavity (2), the upper surface joint that is located below cavity (2) inner wall has rotary mechanism (4), the top of rotary mechanism (4) and the bottom fixed connection of rotary device (5), rotary device (5) joint is at the lower surface of protecting crust (6), the top of rotary device (5) and the output shaft fixed connection of drive arrangement (7) bottom, the front fixed connection of fixing base and protecting crust (6) inner wall is passed through at the back of drive arrangement (7), the top of drive arrangement (7) and the bottom fixed connection of rotating component (8).

2. The power transmission and distribution cabinet with the noise reduction structure according to claim 1, wherein: the top of rotating assembly (8) and the bottom fixed connection of exhaust fan (9), exhaust fan (9) are located exhaust shell (11), the left and right sides face of exhaust shell (11) is linked together with the one end of two pipe (14) opposite faces respectively, the surface of electric power cabinet (1) is provided with soundproof cotton.

3. The power transmission and distribution cabinet with the noise reduction structure according to claim 1, wherein: the bottom end of the rotating mechanism (4) is fixedly connected with the top end of the stirring shaft (10), the stirring shaft (10) is located in the cavity (2), the rotating mechanism (4) is arranged to be a sealing rotating mechanism, the lower surface of the electric power cabinet (1) is provided with the base (18), the inner wall of the base (18) is provided with the rubber pad (19), and the inner wall of the rubber pad (19) is in lap joint with the outer surface of the electric power cabinet (1).

4. The power transmission and distribution cabinet with the noise reduction structure according to claim 2, wherein: the upper surface of the exhaust shell (11) is provided with a filter plate (12), the upper surface and the lower surface of the inner wall of the exhaust shell (11) are fixedly connected with the upper surface and the lower surface of the two sieve plates (13) respectively, and the back surface and the front surface of the sieve plates (13) are fixedly connected with the front surface and the back surface of the inner wall of the electric power cabinet (1) respectively.

5. The power transmission and distribution cabinet with the noise reduction structure according to claim 2, wherein: the both ends of pipe (14) respectively with the left surface and the right flank fixed connection of cavity (2) inner wall, the left end of pipe (14) is passed electric power cabinet (1) and is linked together with the right flank of check valve (15), the left and right sides and the right flank of cavity (2) inner wall are linked together with the both ends of two intake pipe (16) respectively, the equal fixedly connected with dust cover (17) of the left and right sides face of electric power cabinet (1), and two intake pipe (16) are located two dust covers (17) respectively.

6. The power transmission and distribution cabinet with the noise reduction structure according to claim 1, wherein: rotating device (5) include bearing (51), have cup jointed pivot (52) in bearing (51), bearing (51) joint is at the lower surface of electric power cabinet (1) inner wall, the both ends of pivot (52) respectively with the bottom of drive arrangement (7) and the top fixed connection of (mixing) shaft (10).