CN214035871U - Mute power station - Google Patents

Abstract

The utility model discloses a silent power station, which comprises a box body and a generator set in the box body, wherein the box body is provided with an air inlet and an air outlet; the box body comprises an aluminum pipe frame and a panel fixed on the aluminum pipe frame, wherein the panel comprises an anti-rust aluminum plate, a damping layer for damping vibration and noise reduction, glass fiber cloth and a porous aluminum plate which are sequentially arranged from outside to inside; generating set passes through damping bearing to be fixed in the box, and damping bearing includes landing leg, bumper shock absorber and fixing support, and the bumper shock absorber is fixed between landing leg and fixing support, and fixing support includes roof, bottom plate and the curb plate of connecting roof and bottom plate, and the roof is the hang plate, and the roof is the acute angle with the contained angle of bottom plate, and the bumper shock absorber is fixed on the roof. The utility model discloses a when the silence power station has good ventilation heat-sinking capability, can effectively eliminate the noise pollution that produces in the generating set use, the shock attenuation is effectual, protect generating set well.

Description

Mute power station

Technical Field

The utility model relates to a power station technical field, more particularly, the utility model relates to a silence power station.

Background

The mute shelter has wide application, small volume and low noise, is widely applied to operation mobile command centers, communication control centers, radar stations, aviation command towers, television transfer stations, radio broadcast transmission stations, mechanical and electronic repair centers, field hospitals, exploration and exploration stations, field kitchens, mobile power stations and the like, has high requirements on mute power stations in general, has stable power output and convenient installation and disassembly, has high requirements on indexes such as appearance, noise, vibration and the like of the power stations, and is suitable for all-terrain use, and has high requirements on structural strength, noise reduction capability, shock absorption measures and the like of the power stations.

Ventilation cooling and falling the noise are the relation of contradicting each other in the power station design, traditional silence power station still has good ventilation cooling ability when can't guarantee the noise low, the power station operation can produce mechanical vibration, these vibrations can be passed through fixed chassis and transmitted the installation chassis (the power station loads the car), and the installation chassis can be gone at all-terrain, the power station is under this kind of abominable driving environment, can not transmit the chassis with the vibration that self produced, can bear the chassis vibration and the impact at the driving in-process again, this just needs reasonable shock attenuation measure and structure. The traditional generator set adopts a structure of right-angle fixed supporting legs to fix the shock absorber on a mounting base plate. Under the bad road conditions such as cross country, the vibration transmitted to the generator set by the vehicle has larger moment impact on the three directions of the fixed position of the upper supporting leg of the generator set, which easily causes the damage of the fixed point of the supporting leg and the generator set or the supporting leg. Moreover, the generator set is generally required to be capable of generating power by running, the generator set can also generate vibration, the possibility of resonance with vibration transmitted by the chassis exists, and the danger is also caused to the supporting legs and the cylinder body.

SUMMERY OF THE UTILITY MODEL

For solving current silence shelter can't guarantee when the noise is low good ventilation heat-sinking capability in addition, the shock attenuation effect is poor, generating set group fragile scheduling problem, the utility model discloses creatively provides a silence power station, when this silence power station has good ventilation heat-sinking capability, can effectively eliminate the noise pollution that produces in the generating set use, the shock attenuation is effectual, protect generating set well.

In order to realize the technical purpose, the utility model discloses a silence power station, include: a box body and a generator set in the box body,

the air inlet of the box body is provided with an air inlet shutter, and the air outlet of the box body is provided with an air outlet shutter;

the box body comprises an aluminum pipe frame and a panel fixed on the aluminum pipe frame, wherein the panel comprises an anti-rust aluminum plate, a damping layer for shock absorption and noise reduction, glass fiber cloth and a porous aluminum plate which are sequentially arranged from outside to inside;

generating set passes through damping bearing to be fixed in the box, damping bearing includes landing leg, bumper shock absorber and fixing support, the bumper shock absorber is fixed the landing leg with between the fixing support, fixing support includes roof, bottom plate and connects the curb plate of roof and bottom plate, the roof is the hang plate, the roof with the contained angle of bottom plate is the acute angle, the bumper shock absorber is fixed on the roof.

Furthermore, the damping layer of vibration/noise reduction is sound-absorbing cotton.

Further, the exhaust pipe of the generator set is a stainless steel corrugated pipe.

Further, a heat insulation and sound insulation layer is coated outside an exhaust pipe of the generator set.

Furthermore, a silencer is fixed inside the box body and connected with an exhaust port of the generator set.

Further, the shock absorber is a bell-shaped shock absorber and comprises a central bolt, a central positioning block, an upper padding plate, a lower padding plate, a movable inner ring, a fixed outer ring and a damping block, wherein the central positioning block is sleeved on the central bolt, the upper padding plate is sleeved on the upper portion of the central positioning block, the movable inner ring and the fixed outer ring are funnel-shaped, the upper portion of the movable inner ring is sleeved on the lower portion of the central positioning block, the lower portion of the movable inner ring is sleeved on the central bolt, the fixed outer ring is sleeved on the outer portion of the movable inner ring, the damping block is filled between the movable inner ring and the fixed outer ring, the axial length of the fixed outer ring is smaller than that of the movable inner ring, the damping block surrounds the movable inner ring and axially extends out of the fixed outer ring, and the lower padding plate is sleeved on the central bolt, the lower base plate is located below the upper base plate, the movable inner ring, the damping block and the fixed outer ring are located between the upper base plate and the lower base plate, the upper base plate is fixed below the supporting legs, and the fixed outer ring is fixed below a top plate of the fixed support.

Further, the damping block is damping rubber.

Further, the included angle between the top plate and the bottom plate is 45-60 degrees.

Further, the supporting legs are V-shaped.

Further, the vertical distance d between the adjacent blades of the air inlet shutter and the air outlet shutter is 50 cm.

The utility model has the advantages that:

(1) the utility model discloses a when the silence power station has good ventilation cooling ability, can effectively eliminate the noise pollution that produces in the generating set use, reach ventilation cooling and fall the balance of making an uproar between the two, moreover, the shock attenuation is effectual, protect generating set well.

(2) The utility model raises the fixed point of the support leg of the generator set through the fixed support, and reduces the force arm of the impact force on the support leg in the vibration process; set up the fixing support into the inclined plane and support, set up the bumper shock absorber between landing leg and fixing support, will do all can the decomposition at the bumper shock absorber fulcrum point, reduce the damage to the bumper shock absorber, make the vibration energy of impact in-process as far as absorbed by the bumper shock absorber, reduce the vibration that transmits to generating set to protect generating set better, the vibration and the impact environment of adaptation all-terrain load wagon that can be fine.

(3) The utility model discloses a bumper shock absorber is bell-shaped bumper shock absorber, and this bumper shock absorber can bear power, axial tension or the pressure of any direction of radius, and inner structure presss from both sides the damping piece for funnel face and funnel face, the lifting surface area of improvement damping piece that can be bigger to with the effort dispersion, reduce the atress under the various complicated operating modes and to the harm of landing leg, and then can protect generating set better.

Drawings

Fig. 1 is the left side spatial structure schematic diagram of the silence power station of the embodiment of the present invention.

Fig. 2 is a right side perspective view of a mute power station according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the inside of the box body of the mute power station according to the embodiment of the present invention.

Fig. 4 is a cross-sectional view of a panel according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a shock mount according to an embodiment of the present invention.

Fig. 6 is a force analysis diagram of the shock absorber according to the embodiment of the present invention.

Fig. 7 is a schematic structural view of a shock absorber according to an embodiment of the present invention.

Fig. 8 is a sectional view taken along the line a-a of the damper of fig. 7 according to the embodiment of the present invention.

Fig. 9 is a diagram of the position relationship between the adjacent blades of the air intake louver and the air exhaust louver according to the embodiment of the present invention.

In the figure, the position of the upper end of the main shaft,

1. a box body; 2. a generator set; 3. a shock-absorbing support; 10. an air inlet shutter; 11. an air exhaust shutter; 12. a blade; 13. an antirust aluminum plate; 14. a damping layer for damping and reducing noise; 15. glass fiber cloth; 16. a porous aluminum plate; 17. an aluminum pipe frame; 18. a panel; 31. a support leg; 32. a shock absorber; 33. a fixed support; 311. a support plate; 321. a center bolt; 322. a central positioning block; 323. an upper base plate; 324. a lower base plate; 325. a movable inner ring; 326. fixing the outer ring; 327. a damping block; 328. a nut; 331. a top plate; 332. a base plate; 333. side plates.

Detailed Description

The mute power station provided by the invention is explained and explained in detail with the attached drawings.

As shown in fig. 1, 2 and 3, the present embodiment specifically discloses a mute power station, which includes: the power generating set 2 in box 1 and box 1, be equipped with air intake and air exit on box 1, the air intake department of box 1 is equipped with air inlet shutter 10, and the air exit department of box 1 is equipped with air exhaust shutter 11. The air inlet and the air outlet are arranged oppositely, and the air inlet shutter 10 and the air outlet shutter 11 are arranged on the opposite panels 18. The generator set 2 is fixed on a panel 18 at the bottom of the box body 1. Adopt the air intake and exhaust structure of straight-in and straight-out, guarantee to advance to exhaust unobstructed, make the inside wind field of power plant distribute rationally to avoid forming wind field "blind spot", provide fresh air for generating set 2 constantly on the one hand, on the other hand takes out box 1 with generating set 2 the used heat that produces in the use as far as possible, the power plant can be very fast in the use reach the thermal balance state, give play generating set 2's potentiality as far as.

The air inlet and exhaust channel is a channel for supplying and cooling the fuel gas quantity of the generator set 2 and discharging hot air, and is also an outlet for discharging noise of the generator set 2, in order to ensure the normal ventilation quantity of the generator set to ensure the full power output of the generator set and reduce the noise emission, the box body 1 of the embodiment is provided with an air inlet, the air inlet is additionally provided with an air inlet shutter 10 to further reduce the air inlet noise, and the air outlet is provided with an air exhaust shutter 11 to naturally attenuate the noise in the discharging process, thereby increasing the effect of reducing the noise.

The silencer is fixed in the box body 1 and connected with the exhaust port of the generator set 2, and noise reduction is further performed on exhaust noise.

The box body 1 comprises an aluminum pipe frame 17 and a panel 18 fixed on the aluminum pipe frame 17, wherein the aluminum pipe frame 17 is formed by welding rectangular aluminum pipes, and each side is modified and then covered with aluminum profiles. As shown in fig. 4, the panel 18 comprises an anti-rust aluminum plate 13, a damping layer 14 for shock absorption and noise reduction, a glass cloth 15 and a porous aluminum plate 16 which are arranged in sequence from outside to inside; the noise reduction and heat preservation can be realized, the integral strength of the box body 1 is ensured, and the noise generated in the use process of the generator set 2 is absorbed and scattered through the glass fiber cloth 15, so that the noise is reduced. Preferably, the vibration and noise reduction damping layer 14 is sound absorbing cotton. The sound wave forms the reflection after radiating rust-resistant aluminum plate 13, and the sound wave after the reflection consumes heat energy through damping layer 14 and the glass silk cloth 15 of making an uproar and gives off in absorbing shock and falling, and the structure of making an uproar cooperatees with the structure of making an uproar in box 1, greatly reduced the operation noise in power station.

In one embodiment, the exhaust pipe of the generator set 2 is a stainless steel corrugated pipe to prevent the vibration of the generator set 2 from being transmitted to the surroundings through the exhaust pipe; the exhaust pipe of the generator set 2 is coated with a heat and sound insulation layer, so that the operating environment of the generator set 2 and noise caused by the exhaust pipe are improved.

The generator set 2 is fixed in the box body 1 through the damping support 3, as shown in fig. 5, the damping support 3 comprises a support leg 31, a damper 32 and a fixed support 33, the damper 32 is fixed between the support leg 31 and the fixed support 33, and the fixed support 33 is fixed on the chassis; the damper 32 is used for absorbing energy generated by vibration and reducing transmission of chassis vibration to the generator set. The fixed support 33 comprises a top plate 331, a bottom plate 332 and a side plate 333 connecting the top plate 331 and the bottom plate 332, and the arrangement of the side plate 333 raises the fixed point of the supporting leg 31 and the shock absorber 32, so as to reduce the moment arm of impact force on the supporting leg 31 in the vibration process; the top plate 331 is an inclined plate, an included angle between the top plate 331 and the bottom plate 332 is an acute angle, the shock absorber 32 is fixed on the top plate 331, and the inclined arrangement of the top plate 331 decomposes force at the fulcrum of the shock absorber 32, so that damage to the shock absorber 32 is reduced. The effect of bumper shock absorber 32 is better played to this embodiment, and the energy in the impact process is absorbed by bumper shock absorber 32 as far as possible, and is unlikely to be directly transmitted to the generating set by the chassis, protects generating set casing and landing leg.

As shown in fig. 6, which is an exploded view of the forces at the fulcrum of the shock absorber. Taking the example of the horizontal right impact force F applied to the generator set, the horizontal right impact force F is decomposed into a pressure force F1 along the axial direction of the damper 32 and a shearing force F2 acting on the damper 32. If the leg 31 is held vertically, the force it is subjected to is F, which is greater than F1.

In one embodiment, the damper 32 is a bell-shaped damper. As shown in fig. 7 and 8, the shock absorber 32 includes a central bolt 321, a central positioning block 322, an upper cushion plate 323, a lower cushion plate 324, a movable inner ring 325, a fixed outer ring 326 and a damping block 327, the central positioning block 322 is disposed on the central bolt 321, the upper cushion plate 323 is disposed on the upper portion of the central positioning block 322, the longitudinal section of the central positioning block 322 may be convex, the diameter of the upper portion is smaller than that of the lower portion, the movable inner ring 325 and the fixed outer ring 326 are funnel-shaped, the upper portion of the movable inner ring 325 is disposed on the lower portion of the central positioning block 322, the lower portion of the movable inner ring 325 is disposed on the central bolt 321, the fixed outer ring 326 is disposed outside the movable inner ring 325, the damping block 327 is filled between the movable inner ring 325 and the fixed outer ring 326, the axial length of the fixed outer ring 326 is smaller than that of the movable inner ring 325, the damping block 327 surrounds the movable inner ring 325 and axially extends out of the fixed outer ring 326, the lower backing plate 324 is sleeved on the central bolt 321, the lower backing plate 324 is positioned below the upper backing plate 323, and the movable inner ring 325, the damping block 327 and the fixed outer ring 326 are positioned between the upper backing plate 323 and the lower backing plate 324.

Preferably, the damping mass 327 is a damping rubber.

The bell-shaped shock absorber can bear force, axial tension or pressure in any direction of radius, the movable inner ring 325 and the fixed outer ring 326 are funnel-shaped and clamp the damping block 327, the stress area of the damping block can be greatly increased, acting force is dispersed, damage of stress on the supporting leg 31 under various complex working conditions is reduced, and a generator set can be better protected.

The upper backing plate 323 is fixed below the supporting leg 31, and the fixed outer ring 326 is fixed below the top plate 331 of the fixed support 33, so that the damping block 327 can better absorb force and has good damping effect. The upper portion of the fixed outer ring 326 extends outward, and the extended edge portion may be provided with a fixing hole, and the fixed outer ring 326 and the top plate 331 are fixedly connected by a bolt passing through the fixing hole and the top plate 331.

When the fixing is performed, the center bolt 321 of the damper 32 is passed through the leg 31, the center of the damper 32 and the top plate 331 and is fastened by the nut 328, and the leg 31, the damper 32 and the fixing mount 33 are connected together.

In one embodiment, the top plate 331 and the bottom plate 332 are angled at 45 ° to 60 °. Preferably, the top plate 331 is at an angle of 60 ° to the bottom plate 332, which reduces the force applied to the leg 31.

The landing leg 31 is V-shaped, one face of the landing leg 31 is fixed in parallel with the top plate 331, the landing leg 31 and the fixed landing leg are fixed in a V-shaped mode, and the overall stability is better.

The opening of the supporting leg 31 is provided with a supporting plate 311, and the supporting plate 311 is perpendicular to the top plate 331 of the fixed support 33, so that the supporting capability is enhanced, and the stability is improved.

As shown in fig. 9, the vertical distance d between the adjacent blades 12 of the air intake louver 10 and the air exhaust louver 11 is 50cm, so that a rainwater reflection angle of 53 degrees is formed between the blades 12, and the waterproof effect is good.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the terms "this embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and simple improvements made in the spirit of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A mute power station, comprising: a box body (1) and a generator set (2) in the box body (1),

an air inlet and an air outlet are formed in the box body (1), an air inlet shutter (10) is arranged at the air inlet of the box body (1), and an air outlet shutter (11) is arranged at the air outlet of the box body (1);

the box body (1) comprises an aluminum pipe frame (17) and a panel (18) fixed on the aluminum pipe frame (17), wherein the panel (18) comprises an anti-rust aluminum plate (13), a damping layer (14) for shock absorption and noise reduction, a glass fiber cloth (15) and a porous aluminum plate (16) which are sequentially arranged from outside to inside;

generating set (2) are fixed through shock absorber (3) in box (1), shock absorber (3) include landing leg (31), bumper shock absorber (32) and fixing support (33), bumper shock absorber (32) are fixed landing leg (31) with between fixing support (33), fixing support (33) include roof (331), bottom plate (332) and connect curb plate (333) of roof (331) and bottom plate (332), roof (331) are the hang plate, roof (331) with the contained angle of bottom plate (332) is the acute angle, bumper shock absorber (32) are fixed on roof (331).

2. The mute power station as claimed in claim 1, characterized in that the damping layer (14) is of sound absorbing cotton.

3. The silent power station of claim 1 characterized in that the exhaust pipes of the generator set (2) are stainless steel bellows.

4. A silent power station as claimed in claim 1 or 3, characterized in that the exhaust pipes of the generator set (2) are coated with a heat and sound insulating layer.

5. The mute power station as claimed in claim 1, characterised in that a silencer is fixed inside the box (1) and is connected to the exhaust of the generator set (2).

6. The mute electric station according to claim 1, characterized in that the damper (32) is a bell-shaped damper, the damper (32) comprises a center bolt (321), a center positioning block (322), an upper cushion plate (323), a lower cushion plate (324), a movable inner ring (325), a fixed outer ring (326) and a damping block (327), the center positioning block (322) is sleeved on the center bolt (321), the upper cushion plate (323) is sleeved on the upper portion of the center positioning block (322), the movable inner ring (325) and the fixed outer ring (326) are both funnel-shaped, the upper portion of the movable inner ring (325) is sleeved on the lower portion of the center positioning block (322), the lower portion of the movable inner ring (325) is sleeved on the center bolt (321), the fixed outer ring (326) is sleeved on the outer portion of the movable inner ring (325), and the damping block (327) is filled between the movable inner ring (325) and the fixed outer ring (326), the axial length of fixed outer lane (326) is less than the axial length of activity inner circle (325), damping piece (327) surrounds activity inner circle (325) and extend in the axial fixed outer lane (326), lower bolster (324) cover is established on central bolt (321), lower bolster (324) are located go up bolster (323) below, activity inner circle (325) damping piece (327) with fixed outer lane (326) are located go up bolster (323) with between lower bolster (324), it fixes to go up bolster (323) landing leg (31) below, fixed outer lane (326) are fixed roof (331) below of fixing support (33).

7. The mute power station of claim 6 wherein the damping block (327) is damping rubber.

8. The mute power station as claimed in claim 1, characterized in that the top plate (331) is angled at 45 ° to 60 ° to the bottom plate (332).

9. Mute station as claimed in claim 1, characterized in that the legs (31) are V-shaped.

10. Mute power station as claimed in claim 1, characterized in that the vertical distance d between adjacent blades (12) of the inlet (10) and outlet (11) shutters is 50 cm.

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