CN201400118Y - Low-noise vehicle-mounted power station with air supply and exhaust muffler device - Google Patents
Low-noise vehicle-mounted power station with air supply and exhaust muffler device Download PDFInfo
- Publication number
- CN201400118Y CN201400118Y CN2009200672677U CN200920067267U CN201400118Y CN 201400118 Y CN201400118 Y CN 201400118Y CN 2009200672677 U CN2009200672677 U CN 2009200672677U CN 200920067267 U CN200920067267 U CN 200920067267U CN 201400118 Y CN201400118 Y CN 201400118Y
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- air
- insulating covering
- sound
- power station
- air draft
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Abstract
The utility model discloses a low-noise vehicle-mounted power station with an air supply and exhaust muffler device. The vehicle-mounted power station with the air supply and exhaust muffler device comprises a sound insulating baffle plate for a casing, and a pair of air intake sound insulating baffle plates, wherein the sound insulating baffle plate for the casing is used for partitioning an operating chamber and a machine set cabin; an air inlet is formed at the lower part of the sound insulating baffle plate for the casing; an air intake window is respectively mounted at the upper parts ontwo side walls of the operating chamber; the pair of air intake sound insulating baffle plates are respectively arranged at the inner ends of the two air intake windows; and a labyrinth air intake muffler device is formed by the sound insulating baffle plate for the casing and the air intake sound insulating baffle plates; the exhaust muffler device comprises a bell mouth, a set of sheet-type muffler, a row of air expansion chambers and a pair of air exhausting sound insulating baffle plates; the bell mouth is connected to the exhaust outlet of a cooling water tank; the sheet type muffler is mounted at the front end of the bell mouth; the air exhausting expansion chamber is positioned in front of the sheet type muffler; one air exhausting window is mounted at the upper part on each of thetwo sides of the air exhausting expansion chamber, and the pair of air exhausting sound insulating baffle plates are respectively arranged at the two inner ends of the two air exhausting windows.
Description
Technical field
The utility model relates to a kind of into low-noise vehicle-mounted power station of air draft silencing unit that has that advances the air draft noise to the influence of environment when being used to eliminate power station work.
Background technology
Vehicle-mounted power station is used for power failure can produce the places such as electric power, communication, emergency dealing and military affairs that have a strong impact on, and makes power operated emergency standby power.Traditional vehicle-mounted power station generally can only be realized the movability emergency service, and exhaust roar, mechanical noise and roughness noise during when power supply diesel powerplant work have become a difficult problem of not understanding together.It is the necessary condition that guarantees power station output rating horsepower that air draft is advanced in the power station normally, and noise during the work of power station also releases crew compartment by advancing air exhaust passage just, and environment is impacted.If do not take necessary noise reduction measure, the vibrations during unit operation, noise will cause serious harm to surrounding environment.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiencies in the prior art, a kind of into low-noise vehicle-mounted power station of air draft silencing unit that has to be provided, and advances the air draft noise when it can effectively reduce power station work, satisfies the requirement of power station low noise work.
The technical scheme that realizes above-mentioned purpose is: a kind of have an into low-noise vehicle-mounted power station of air draft silencing unit, described low-noise vehicle-mounted power station comprises the onboard system that contains car chassis and compartment, the diesel powerplant that contains unit base, diesel engine, electrical generator, coolant storage tank and freeing pipe, control and operating system and outlet cable system, wherein
In the described compartment, the rear portion is respectively and is used to install the crew compartment of diesel powerplant and is used for installation and control and the OPS of operating system;
The air intake of described diesel powerplant and air outlet lay respectively at the rear portion and the front portion of crew compartment;
Described wind inlet silencing device comprises a cabinet sound-insulating covering and a pair of air intake sound-insulating covering, described cabinet sound-insulating covering is used to separate OPS and crew compartment, the bottom of this cabinet sound-insulating covering offers ventilation inlet, a fan air-inlet window is respectively installed on the top of the two side of described OPS, described a pair of air intake sound-insulating covering is located at the inner of this two fans air-inlet window respectively, and described cabinet sound-insulating covering and air intake sound-insulating covering are formed a mazy wind inlet silencing device;
Described air draft silencing unit comprises an exit skirt, one group of strip-type silencer, an air draft expansion chambers and a pair of air draft sound-insulating covering, described exit skirt is connected the exhaust outlet of coolant storage tank, described strip-type silencer is installed in bell-mouthed front end, described air draft expansion chambers is positioned at the place ahead of strip-type silencer, a fan ventilation window is respectively installed on the top of the two side of this air draft expansion chambers, and described a pair of air draft sound-insulating covering is located at the inner of this two fans ventilation window respectively.
Above-mentioned have an into low-noise vehicle-mounted power station of air draft silencing unit, wherein, adopts elasticity to be connected between the exhaust outlet of described exit skirt and coolant storage tank.
Of the present utility model have an into technical scheme of the low-noise vehicle-mounted power station of air draft silencing unit, and the wind inlet silencing device of arranging on air intake passage is designed to labyrinth type, and normal air intake needs when both having satisfied power station work make the power station noise obtain decay again; On air exhaust passage, arrange normal air discharging and radiating needs when the air draft silencing unit has satisfied power station work, reduced the discharging of power station noise again.
Description of drawings
Fig. 1 is the into structural representation of the low-noise vehicle-mounted power station of air draft silencing unit that has of the present utility model;
Fig. 2 is the A-A cutaway view among Fig. 1.
The specific embodiment
In order to understand the technical solution of the utility model better, below by embodiment particularly and be described in detail in conjunction with the accompanying drawings:
See also Fig. 1 and Fig. 2, low-noise vehicle-mounted power station comprises the onboard system that contains car chassis and compartment, the diesel powerplant that contains unit base, diesel engine, electrical generator and coolant storage tank, control and operating system and outlet cable system, wherein,
Onboard system comprises car chassis 1 and compartment 2, and the middle part in compartment 2 is the crew compartment 21 that is used to install diesel powerplant, and the rear portion is the OPS 22 that is used for installation and control and operating system;
The air intake of diesel powerplant and air outlet lay respectively at the rear portion and the front portion of crew compartment 21;
Diesel powerplant comprises unit base 31, diesel engine 32, electrical generator 33 and coolant storage tank 34, freeing pipe 35, and the air outlet of unit is towards an end of noise silencer chamber 22, and freeing pipe 35 is connected on the exhausr port 36 of diesel engine 32;
Control and operating system comprise control panel and electric power air switch, control panel provides the function that manually boots diesel powerplant, can monitor the operation of diesel powerplant automatically, the defencive function of diesel powerplant is provided, provide unit operation each parameter test indicator on the panel of control panel, make things convenient for the user to check set state intuitively; In order to protect alternating current generator not by overload electric current and other unusual impact failure, power output end at diesel powerplant is equipped with an electric power air switch that matches with unit, it is installed in one independently in the special switch case, and the leading-out terminal of electric power air switch is connected with female board of outlet cable system;
The outlet cable system is installed in the rear portion of car chassis 1, it comprises electronic cable hoist and is coiled in rubber flexible cable on the electronic cable hoist, cable length is 30～100 meters, electronic cable hoist, can finish the operation of plugging into of power cable safely and fast, the user is when carrying out power connection, and power cable is connected with female board of outlet cable system and gets final product, and can finish vehicle power in the very first time and be transported to user side.
Wind inlet silencing device of the present utility model comprises that wind inlet silencing device comprises a cabinet sound-insulating covering 41 and a pair of air intake sound-insulating covering 42, cabinet sound-insulating covering 41 is used to separate OPS 22 and crew compartment 21, the bottom of this cabinet sound-insulating covering 41 offers ventilation inlet 410, and the size of this ventilation inlet 410 should satisfy the intake requirement; The air-inlet window 43 of a fan gas spring is respectively installed on the top of the two side of OPS 22, a pair of air intake sound-insulating covering 42 is located at the inner of this two fans air-inlet window 43 respectively, in order to stop leaking of noise, leave the effective incoming air area that satisfies the intake requirement between air intake sound-insulating covering 42 and the air-inlet window 43; Cabinet sound-insulating covering 41 and air intake sound-insulating covering 42 are formed a mazy wind inlet silencing device, have both satisfied the needs of the positive constantly inlet wind in power station, make the power station noise obtain decay again through this labyrinth type silencing unit the time;
The air draft silencing unit comprises an exit skirt 51, one group of strip-type silencer 52, an air draft expansion chambers 53 and a pair of air draft sound-insulating covering 54, exit skirt 51 is connected the exhaust outlet of coolant storage tank 34, diffusion in order to hot blast is discharged, adopt elasticity to be connected 55 between the exhaust outlet of exit skirt 51 and coolant storage tank 34, the vibration when working to cut off the power station is propagated to the air draft silencing unit; Strip-type silencer 52 is installed in the front end of exit skirt 51, air draft expansion chambers 53 is positioned at the place ahead of strip-type silencer 52, the ventilation window 56 of a fan gas spring is respectively installed on the top of the two side of this air draft expansion chambers 53, a pair of air draft sound-insulating covering 54 is located at the inner of this two fans ventilation window 56 respectively, and hot blast is discharged outside the crew compartment 21 by ventilation window 56; Noise is discharged outside the crew compartment 21 via the multiple decay back of strip-type silencer 52, air draft expansion chambers 53, air draft sound-insulating covering 54, and this air draft silencing unit had both satisfied the needs of normal air discharging and radiating when work in the power station, had subdued the air draft propagation of noise again.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model variation, the modification of the above embodiment.
Claims (2)
1. one kind has the into low-noise vehicle-mounted power station of air draft silencing unit, described low-noise vehicle-mounted power station comprises the onboard system that contains car chassis and compartment, the diesel powerplant that contains unit base, diesel engine, electrical generator, coolant storage tank and freeing pipe, control and operating system and outlet cable system, it is characterized in that
In the described compartment, the rear portion is respectively and is used to install the crew compartment of diesel powerplant and is used for installation and control and the OPS of operating system;
The air intake of described diesel powerplant and air outlet lay respectively at the rear portion and the front portion of crew compartment;
Described wind inlet silencing device comprises a cabinet sound-insulating covering and a pair of air intake sound-insulating covering, described cabinet sound-insulating covering is used to separate OPS and crew compartment, the bottom of this cabinet sound-insulating covering offers ventilation inlet, a fan air-inlet window is respectively installed on the top of the two side of described OPS, described a pair of air intake sound-insulating covering is located at the inner of this two fans air-inlet window respectively, and described cabinet sound-insulating covering and air intake sound-insulating covering are formed a mazy wind inlet silencing device;
Described air draft silencing unit comprises an exit skirt, one group of strip-type silencer, an air draft expansion chambers and a pair of air draft sound-insulating covering, described exit skirt is connected the exhaust outlet of coolant storage tank, described strip-type silencer is installed in bell-mouthed front end, described air draft expansion chambers is positioned at the place ahead of strip-type silencer, a fan ventilation window is respectively installed on the top of the two side of this air draft expansion chambers, and described a pair of air draft sound-insulating covering is located at the inner of this two fans ventilation window respectively.
2. according to claim 1 have an into low-noise vehicle-mounted power station of air draft silencing unit, it is characterized in that, adopts elasticity to be connected between the exhaust outlet of described exit skirt and coolant storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200672677U CN201400118Y (en) | 2009-01-22 | 2009-01-22 | Low-noise vehicle-mounted power station with air supply and exhaust muffler device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200672677U CN201400118Y (en) | 2009-01-22 | 2009-01-22 | Low-noise vehicle-mounted power station with air supply and exhaust muffler device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201400118Y true CN201400118Y (en) | 2010-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200672677U Expired - Lifetime CN201400118Y (en) | 2009-01-22 | 2009-01-22 | Low-noise vehicle-mounted power station with air supply and exhaust muffler device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201400118Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954317A (en) * | 2011-08-31 | 2013-03-06 | 扬州市华东动力机械有限公司 | Mute carriage of generator car |
| CN104908629A (en) * | 2015-06-29 | 2015-09-16 | 上海科泰电源股份有限公司 | Emergent mobile power van for offshore nuclear station |
| WO2019015342A1 (en) * | 2017-07-17 | 2019-01-24 | 上海科泰电源股份有限公司 | Silent mobile electric supply vehicle |
-
2009
- 2009-01-22 CN CN2009200672677U patent/CN201400118Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954317A (en) * | 2011-08-31 | 2013-03-06 | 扬州市华东动力机械有限公司 | Mute carriage of generator car |
| CN104908629A (en) * | 2015-06-29 | 2015-09-16 | 上海科泰电源股份有限公司 | Emergent mobile power van for offshore nuclear station |
| WO2019015342A1 (en) * | 2017-07-17 | 2019-01-24 | 上海科泰电源股份有限公司 | Silent mobile electric supply vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Qingpu Tianchen road 201712 Shanghai City Park of Zhangjiang High tech Zone No. 1633 Patentee after: Shanghai Cooltech Power Co., Ltd. Address before: Qingpu Industrial Park Qingpu District Shanghai city 201703 Songhua Road No. 888 Patentee before: Shanghai Cooltech Power Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100210 |