CN210343495U

CN210343495U - Power equipment

Info

Publication number: CN210343495U
Application number: CN201921252563.4U
Authority: CN
Inventors: 张增荣; 廉宇深
Original assignee: Guangzhou Dotek Machinery Technology Co ltd
Current assignee: Guangzhou Dotek Machinery Technology Co ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-04-17
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses a power equipment, it includes the base, the silence cover, a battery, the engine, the oil tank, the hydraulic pump, hydraulic tank and power generation facility, the silence cover is installed on the base, a battery, the engine, the oil tank, hydraulic tank and power generation facility are all installed at the upper surface of base and are located the silence cover, the battery is connected with the engine electricity, engine and oil tank intercommunication, the output of engine passes through transmission and is connected with the input of hydraulic pump and power generation facility's input respectively, the hydraulic pump is installed on transmission, the hydraulic pump is connected with hydraulic tank, be equipped with first damping device between engine and the base, be equipped with second damping device between power generation facility and the base. The power equipment can reduce the occupied space of a plurality of pieces of equipment, has the functions of damping and reducing the noise when the equipment operates, and can reduce the oil consumption.

Description

Power equipment

Technical Field

The utility model relates to an energy equipment technical field, especially a power equipment.

Background

When the construction is carried out outdoors, hydraulic equipment and electric equipment are commonly used. In order to ensure the normal use of hydraulic equipment and electric equipment, an operator needs to transport a plurality of hydraulic pumps, generators, engines and other equipment to a construction site. The engine converts other forms of energy into mechanical energy to drive the hydraulic pump and the generator to work, thereby achieving the purpose of providing energy for hydraulic equipment and electric equipment. In actual operation, the following problems tend to occur: the multiple devices occupy large space, generate large noise during operation, vibrate greatly, and the noisy environment brings psychological and physiological harm to the operating personnel, thereby seriously affecting the physical and mental health of the operating personnel. And the oil consumption of a plurality of engines working simultaneously is large, which does not meet the requirement of green development.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a power equipment, its occupation of land space that can reduce a plurality of equipment has the effect of the noise when shock attenuation and reduction equipment function to can reduce the oil consumption.

In order to achieve the above object, an embodiment of the present invention provides a power plant, which includes a base, a mute cover, a battery, an engine, an oil tank, a hydraulic pump, a hydraulic oil tank and a power generation device, the mute cover is arranged on the base, the battery, the engine, the oil tank, the hydraulic oil tank and the generating set are all arranged on the upper surface of the base and positioned in the mute cover, the battery is electrically connected with the engine, the engine is communicated with the oil tank, the output end of the engine is respectively connected with the input end of the hydraulic pump and the input end of the power generation device through a transmission device, the hydraulic pump is arranged on the transmission device and is connected with the hydraulic oil tank, a first damping device is arranged between the engine and the base, and a second damping device is arranged between the power generation device and the base.

Preferably, the base is internally provided with a sound absorption cotton layer.

Preferably, a sound absorption layer is adhered to the inner wall of the silencing cover.

Preferably, the mute cover is provided with an air inlet and a vent, the upper surface of the base is further provided with an air filter element, and the air filter element is respectively communicated with the air inlet and the engine through an air guide pipe.

Preferably, the vent is arranged at the top of the silencing cover, the air inlet is arranged on the side wall of the silencing cover, an air guide cover is fixedly connected to the inner side of the side wall and arranged at the air inlet, the air guide pipe penetrates through the air guide cover to be communicated with the air inlet, and a sound absorbing cotton layer is adhered to the inner wall of the air guide cover.

Preferably, the silent cover is provided with a door frame, the door frame is hinged with a door plate, and a damping material layer is adhered to the edge of the door frame and the edge of the inner side of the door plate.

Preferably, the engine further comprises a first radiator for radiating heat of the hydraulic pump and a second radiator for radiating heat of the generator, the first radiator and the second radiator are both mounted on the base, the first radiator and the second radiator are both electrically connected with the battery, the first radiator is located on one side of the hydraulic pump, and the second radiator is located on one side of the engine.

As the preferred scheme, still include the block terminal, the block terminal is connected on the inner wall of silence cover, the input of block terminal with power generation facility's output electricity is connected, the output and the consumer electricity of block terminal are connected.

As the preferred scheme, still include the support, support fixed connection just be located on the base in the silence cover, the battery the engine the oil tank transmission the hydraulic pump the hydraulic tank power generation facility with first radiator all is located in the support, the second radiator with the block terminal is located respectively the both sides of support, it inhales the cotton layer of sound to adhere to the one deck on the inner wall of support.

Preferably, the transmission device includes a box, and a first gear, a second gear and a third gear located in the box, the box is mounted on the base, the first gear is engaged with the second gear and the third gear, respectively, for transmission, an output shaft of the engine passes through the box and is connected with the first gear, an input shaft of the hydraulic pump passes through the box and is connected with the second gear, and an input shaft of the engine passes through the box and is connected with the third gear.

To sum up, the embodiment of the utility model provides a power equipment is a collection liquid and presses and generate electricity in silence equipment of an organic whole, can reduce the occupation of land space. This power equipment has reduced during outdoor construction, the number of times of operation personnel transport equipment through integrateing engine, hydraulic pump and power generation facility, reduces intensity of labour. Meanwhile, the hydraulic pump and the power generation device share one engine to provide power, so that the energy utilization rate can be obviously improved, the oil consumption is reduced, and the environment is protected. Damping devices are arranged between the engine and the base and between the power generation device and the base, and the power equipment is provided with a mute cover and has the effects of damping and reducing noise.

Drawings

Fig. 1 is a perspective view of a power plant provided by the present invention;

fig. 2 is an exploded view of the power plant provided by the present invention;

FIG. 3 is an exploded view of the power plant (excluding the mute cover, base and support) provided by the present invention;

fig. 4 is an exploded view of the transmission provided by the present invention;

fig. 5 is an exploded view of the mute cover provided by the present invention;

fig. 6 is an exploded view of a bracket provided by the present invention;

fig. 7 is an exploded view of the base provided by the present invention;

fig. 8 is a perspective view of the wind scooper according to the present invention.

Reference numerals:

1. a battery, 2, an engine, 3, an oil tank, 4, a hydraulic pump, 5, a hydraulic oil tank, 6, a power generation device, 7, a base, 71, an upper chassis, 72, a lower chassis, 73, wheels, 8, a mute cover, 81, a front panel, 82, a rear panel, 83, a left panel, 84, a right panel, 85, a top cover, 9, an air inlet, 10, a ventilation opening, 11, a first radiator, 12, a second radiator, 13, distribution box, 14, support, 141, radiator support, 142, link, 143, reposition of redundant personnel baffle, 15, catalyst converter, 16, transmission, 161, box, 1611, first casing, 1612, second casing, 162, first gear, 163, second gear, 164, third gear, 17, output shaft dish, 18, hydraulic valve piece, 19, distribution box support, 20, distribution box window, 21, girder, 22, opening, 23, wind scooper, 24, through-hole.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 8, the embodiment of the utility model provides a power equipment, it includes base 7, silence cover 8, battery 1, engine 2, oil tank 3, hydraulic pump 4, hydraulic tank 5 and power generation facility 6, silence cover 8 is installed on base 7, battery 1, engine 2, oil tank 3, hydraulic tank 5 and power generation facility 6 are all installed at the upper surface of base 7 and are located silence cover 8, battery 1 is connected with engine 2 electricity, engine 2 and oil tank 3 intercommunication, the output of engine 2 passes through transmission 16 and is connected with hydraulic pump 4's input and power generation facility 6's input respectively, hydraulic pump 4 is installed on transmission 16, hydraulic pump 4 is connected with hydraulic tank 5, be connected with first damping device between engine 2 and the base 7, be connected with the second damping device between power generation facility 6 and the base 7.

Based on the above technical scheme, the base 7 plays a bearing role. The mute cover 8 has the noise reduction effect and can effectively protect the battery 1, the engine 2, the oil tank 3, the hydraulic pump 4, the hydraulic oil tank 5, the power generation device 6 and other devices. The battery 1 can be a storage battery 1, provides starting voltage for the engine 2, and can convert a part of electric energy into chemical energy to be stored after the engine 2 is started. The oil tank 3 may be a gasoline tank or a diesel tank, and the oil tank 3 serves to store gasoline or diesel and to precipitate impurities in the oil while supplying power to the engine 2. A first damping device is connected between the engine 2 and the base 7, so that vibration and noise can be reduced. The engine 2 powers the power plant 6 and the hydraulic pump 4, in particular, the engine 2 transfers mechanical energy to the hydraulic pump 4 and the power plant 6 via the transmission 16. The hydraulic pump 4 can convert mechanical energy into hydraulic pressure energy, and the hydraulic pump 4 is preferably a hydraulic twin pump and is fixed on the transmission 16 through a lug plate. In the working state, the operator can connect the input end of the hydraulic motor to the output end of the hydraulic pump 4 through the mute cover 8, and the hydraulic motor converts the hydraulic pressure energy provided by the hydraulic pump 4 into mechanical energy. The hydraulic oil tank 5 stores hydraulic oil and provides sufficient hydraulic oil for the hydraulic pump 4, and in the hydraulic system, the hydraulic oil tank 5 also has the functions of heat dissipation, separation of bubbles in the hydraulic oil, impurity precipitation and the like. The power generation device 6 can be a generator, a power generation ball is arranged in the generator, and the generator converts mechanical energy into electric energy to output to electric equipment. The generator is fixed on the base 7. The second damping device is used for reducing vibration of the generator and reducing noise. In this embodiment, the generator can be fixed to the housing of the transmission 16 by means of bolts, in addition to being connected to the base 7. The first damping device and the second damping device are both made of rubber. The engine 2 and the power generation device 6 are screwed on the base through a screw rod, and the screw rod penetrates through the rubber. The utility model provides a power equipment installs multiple devices such as engine 2, power generation facility 6, hydraulic pump 4 together, compact structure can effectively reduce area, has installed the effect of the noise when silence cover 8 can reduce the equipment function, and first damping device and second damping device on the base 7 can effectively cushion, drives hydraulic pump 4 and power generation facility 6 simultaneously through an engine 2, can reduce the required oil mass of engine 2, has energy-concerving and environment-protective effect.

Further, a sound absorbing cotton layer is arranged in the base 7. The material of the sound-absorbing cotton layer is sound-absorbing cotton, the thickness of the sound-absorbing cotton layer is 30 mm-50 mm, noise of the power equipment can be reduced and transmitted out of the base 7, and meanwhile rainwater can be prevented from entering the power equipment from the lower portion of the base 7. The base 7 comprises a chassis and at least three wheels 73, the wheels 73 are rotatably arranged at the bottom of the chassis, the mute cover 8 is arranged on the chassis, and the battery 1, the engine 2, the oil tank 3, the transmission device 16, the hydraulic pump 4, the hydraulic oil tank 5 and the power generation device 6 are all arranged on the upper surface of the chassis. The chassis is a bearing part of the whole power equipment and is used for fixing the engine 2, the power generation device 6, the hydraulic pump 4 and other devices. The chassis can be divided into an upper chassis 71 and a lower chassis 72, and the battery 1, the engine 2, the oil tank 3, the transmission 16, the hydraulic pump 4, the hydraulic oil tank 5 and the power generation device 6 are all mounted on the upper surface of the upper chassis 71. The battery 1 is locked on the upper chassis 71, and the oil tank 3 is fixed on the upper chassis 71 through four corner brackets at the left and right sides. The engine 2 is screwed to the upper chassis 71 by vertical legs fixedly connected to both sides thereof. The bottom of the hydraulic oil tank 5 is welded with a support piece, and the support piece is fixed on the upper chassis 71 through bolts so as to realize that the hydraulic oil tank 5 is installed on the base 7. The upper chassis 71 is provided with at least two cross beams, the generator is screwed on the cross beams through two foot rests at the bottom of the generator, and the cross beams are used for limiting the position of the oil tank 3, so that the oil tank 3 cannot shake. The sound absorption cotton with the thickness of 30 mm-50 mm is positioned between the upper chassis 71 and the lower chassis 72. The upper periphery of the lower chassis 72 is provided with a fixing plate, the fixing plate is provided with a plurality of screw holes, and the lower chassis 72 is connected with the upper chassis 71 through the bolt connection of the bolt and the screw holes. Wheels 73 are mounted at the bottom of the lower chassis 72 to facilitate the operator to propel the entire power plant. In this embodiment, the chassis is rectangular in shape and four wheels 73 are mounted below the four corners of the chassis.

Wherein, a sound absorbing layer is adhered on the inner wall of the mute cover 8. The sound absorption layer can be made of sound absorption cotton and has a noise reduction effect. The mute cover 8 is provided with an air inlet 9 and a vent 10, so that the internal air circulation of the power equipment is ensured, and the heat generated by the operation of the equipment is discharged in time. The upper surface of the base 7 is also provided with an air filter element which is respectively communicated with the air inlet 9 and the engine 2 through an air guide pipe. The engine 2 is operated to suck a large amount of air, and if the air is not filtered, dust suspended in the air is sucked into the cylinder, which accelerates the wear of the piston group and the cylinder. Larger particles enter between the piston and the cylinder, causing severe "scuffing" phenomena, which is particularly severe in dry, sandy working environments. The air filter is arranged in front of the carburetor or the air inlet pipe, plays a role in filtering dust and sand grains in air and ensures that sufficient and clean air enters the air cylinder.

Preferably, the vent 10 is arranged at the top of the mute cover 8, the air inlet 9 is arranged on the side wall of the mute cover 8, the inner side of the side wall is fixedly connected with the air guide cover 23, the air guide cover 23 is arranged at the air inlet 9, the air guide pipe penetrates through the air guide cover 23 and is communicated with the air inlet 9, and the inner wall of the air guide cover 23 is adhered with a sound absorption cotton layer. The wind scooper 23 is box-shaped and is covered at the air inlet 9. The air flow enters the air guide cover 23 from the air inlet 9 and flows into the air filter element through the air guide pipe. The air guide cover 23 is arranged to limit the passage of the air flow, so that the air flow cannot leak from other places, and the flowing sound of the air flow only exists in the air guide cover 23 and the air guide pipe. The sound absorbing cotton is adhered to the inner wall of the wind scooper 23, so that the sound of the flowing gas can be reduced. The top of the wind scooper 23 is provided with a through hole 24, and the wind guide pipe passes through the through hole 24 and enters the wind scooper 23. When the power equipment works, the peripheral air temperature is higher, and the through hole 24 is arranged above the air guide cover 23 according to the principle that hot air rises, so that the air guide cover 23 can provide sufficient air for the air filter element.

The mute cover 8 is provided with a door frame, the door frame is hinged with a door plate, and the edges of the door frame and the inner side edge of the door plate are respectively adhered with a layer of shock-absorbing material layer. The door frame and the door plate are arranged, so that an operator can open the door to overhaul and maintain the engine 2. Can produce the vibration in engine 2 work, and the material of silence cover 8 is the panel beating, and the material of door frame and door plant is iron, can produce certain resonance, produces certain noise, consequently all is stained with one deck shock-absorbing material layer at the edge of door frame and the inboard edge of door plant, has the effect of shock attenuation noise control. Specifically, the damping material is rubber, and the rubber is adhered in the door crack.

In the present embodiment, the mute cover 8 is composed of a front panel 81, a rear panel 82, a left panel 83, a right panel 84 and a top cover 85, and the front panel 81, the rear panel 82, the left panel 83 and the right panel 84 are all screwed with the upper chassis 71 and the top cover 85. The front panel 81, the rear panel 82, the left panel 83, the right panel 84, and the top cover 85 may be sheet metal panels. The sound-absorbing cotton with the thickness of 50-80 mm is adhered to the inner walls of the front panel 81, the rear panel 82, the left panel 83 and the right panel 84, and the sound-absorbing cotton with the thickness of 80-100 mm is adhered to the inner wall of the top cover 85, so that the noise of the power equipment is reduced to a greater extent. The door panel and the door frame are arranged on the rear panel 82, and the air inlet 9 is positioned on the left panel 83 and provides pure air for the air filter element of the engine 2. The wind scooper 23 is provided on the inner wall of the left panel 83. The vent 10 is located in the top cover 85 for exhausting exhaust gases from the engine 2.

Preferably, the utility model provides a power equipment still includes and is used for giving the radiating first radiator 11 of hydraulic pump 4 and is used for the radiating second radiator 12 of generator, and first radiator 11 and second radiator 12 are all installed on base 7, and first radiator 11 and second radiator 12 all are connected with battery 1 electricity, and first radiator 11 is located one side of hydraulic pump 4, and second radiator 12 is located one side of engine 2. The rear panel 82 of the mute cover 8 is provided with an air inlet of the second radiator 12 and an air outlet for radiating the first radiator 11. The air suction opening of the first radiator 11 is the air inlet 9, and the first radiator 11 can reduce the working temperature of the hydraulic pump 4 and improve the durability of the hydraulic tool. The second radiator 12 may be a water-cooled radiator that takes heat from high-temperature components of the engine 2 away using water as a cooling medium to lower the operating temperature of the engine 2. The heat discharged from the water-cooled radiator can be exhausted through the ventilation opening 10 in the top cover 85.

Additionally, the utility model provides a power equipment still includes block terminal 13, and block terminal 13 connects the inner wall of silence cover 8, and block terminal 13's input is connected with power generation facility 6's output electricity, and block terminal 13's output is connected with the consumer electricity that is located this power equipment outer. The block terminal 13 is connected with the inner wall of silence cover 8 through the block terminal support 19 of level setting, and block terminal support 19 can fix the position of block terminal 13. According to the wiring requirement of the electric equipment, the switch equipment, the measuring instrument, the protective electric appliance and the auxiliary equipment can be assembled in the distribution box 13, so that the effect of safely controlling the circuit switch to be started and stopped by the operating personnel is realized. The mute cover 8 is provided with the distribution box window 20 at the place that the distribution box 13 corresponds, and the distribution box window 20 is located the right panel 84, can supply the operation personnel to control the distribution box 13, and the operating condition of equipment is observed at any time to the operating personnel of being convenient for. The below of block terminal window 20 is equipped with distribution wiring window, and the operation personnel of being convenient for is with on electric equipment's the connection of electric lines is to block terminal 13.

Specifically, the utility model provides a power equipment still includes support 14, and support 14 fixed connection just is located silence cover 8 on base 7, and battery 1, engine 2, oil tank 3, transmission 16, hydraulic pump 4, hydraulic tank 5, power generation facility 6 and first radiator 11 all are located support 14, and second radiator 12 and block terminal 13 are located support 14's both sides respectively, are stained with the cotton layer of sound of one deck sound absorption on support 14's the inner wall. The bracket 14 mainly includes a radiator bracket 141, a connecting bracket 142, and a flow dividing partition 143, which are vertically installed on the upper chassis 71 in this order. The radiator support 141 is connected to a cross member of the upper chassis 71 to fix the second radiator 12 and isolate the hot air of the second radiator 12, so that the hot air blown out from the second radiator 12 does not flow back to the inside of the apparatus. The top of the dividing wall 143 is connected to the connecting frame 142 and the bottom is mounted on the upper chassis 71. The side of the dividing wall 143 remote from the radiator support 141 is connected to the horizontally arranged distribution box support 19. The diversion partition 143 is provided with an air guide opening for diverting air in the equipment. The left side of the connecting frame 142 is fixedly connected with the radiator support 141, and the right side is fixedly connected with the shunt partition 143. The front and rear sides of the connecting frame 142 are vertically and fixedly connected with main beams 21, and are connected with cross beams on the upper chassis 71 through the main beams 21. The top of the connecting frame 142 is provided with an opening 22 corresponding to the position of the ventilation opening 10, so as to facilitate the air circulation in the equipment. The connecting frame 142 connects the base 7 and the top cover 85, the radiator support 141 and the distribution box support 19, so that the whole equipment structure is firm and stable. The left side of the distribution box support 19 is connected with the shunt partition plate 143, the right side is connected with the mute cover 8, the support 14 separates the heat dissipation part, the engine part and the distribution box 13 of the whole power equipment, sound absorption cotton with the thickness of 50 mm-80 mm is adhered to the inner wall of the support 14, and the effects of sound insulation and sound attenuation are achieved.

Specifically, the catalyst 15 is mounted on the support 14, an inlet end of the catalyst 15 communicates with the engine 2, and an outlet end of the catalyst 15 communicates with the vent 10. The catalyst 15 is screwed to the radiator frame, and a circular tube connected to the inlet end of the catalyst 15 is fixed above the connecting frame 142 by a circular disk. The catalyst 15 oxidizes hydrocarbons and carbon monoxide in the exhaust gas of the engine 2 while guiding the exhaust gas of the engine 2 to be discharged from the power plant through the vent 10.

In addition, the transmission device 16 includes a box 161, and a first gear 162, a second gear 163 and a third gear 164 which are located in the box 161, the box 161 is installed on the base 7, the first gear 162 is meshed with the second gear 163 and the third gear 164 respectively for transmission, an output shaft of the engine 2 passes through the box 161 and is connected with the first gear 162, an input shaft of the hydraulic pump 4 passes through the box 161 and is connected with the second gear 163, and an input shaft of the engine device passes through the box 161 and is connected with the third gear 164. The transmission device 16 can be a reduction box, can realize the effect of single-shaft input and double-shaft output, and can adjust the rotating speed and the torque required by the hydraulic pump 4 and the generator. The case 161 includes a first case 1611 and a second case 1612, and the first case 1611 and the second case 1612 are screwed. The first housing 1611 is provided with a through hole for the output shaft of the engine 2 to pass through, a bearing is installed in the through hole, the output shaft of the engine 2 passes through the bearing and extends into the box 161, and the first gear 162 is sleeved on the output shaft of the engine 2. The second housing 1612 is provided with a through hole for the input shaft of the hydraulic pump 4 and a through hole for the input shaft of the power generation device 6 to pass through, bearings are respectively installed in the two through holes, the input shaft of the hydraulic pump 4 passes through one bearing and extends into the box 161, and the second gear 163 is sleeved on the input shaft of the hydraulic pump 4. The input shaft of the generator passes through another bearing and extends into the box body 161, and the third gear 164 is sleeved on the input shaft of the power generation device 6. The bearing can ensure that the three gears can stably run at high speed in the running process. An output shaft of the engine 2 is connected with an output shaft disk 17, and the output shaft disk 17 is a circular disk and is fixed on the output shaft of the engine 2 through eight bolts. The input shaft disk functions to output the power of the engine 2 and transmit the torque to the generator and the hydraulic pump 4 through the first gear 162. The output shaft of the engine 2 is provided with a spline, and is connected with the first gear 162 for speed reduction, so that the output torque of the engine 2 is transmitted to the first gear 162. The input shaft of the generator is provided with a key slot for connecting with the third gear 164 to convert the mechanical energy into electrical energy.

Furthermore, the utility model provides a power equipment still includes

hydraulic valve piece

18, and 18 fixed connection of hydraulic valve piece are at the inner wall of silence cover 8, and hydraulic valve piece 18 passes through oil pipe intercommunication hydraulic pump 4 and hydraulic tank 5. A hydraulic valve block window is arranged below the distribution box window 20 on the silencing cover 8, so that an operator can use a hydraulic connector conveniently. The hydraulic valve block 18 is screwed into the hydraulic valve block window in the right panel 84. The hydraulic valve block 18 controls and adjusts the hydraulic pressure, direction and flow of the hydraulic system, so that the hydraulic tool can work normally, and meanwhile, the valve block is also provided with a tool oil pipe connecting joint to provide power for the hydraulic tool.

It should be understood that the present invention uses the terms "first", "second", "third", etc. to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted 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 in specific cases to those skilled in the art.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a power equipment, its characterized in that, includes base, silence cover, battery, engine, oil tank, hydraulic pump, hydraulic tank and power generation facility, the silence cover is installed on the base, the battery the engine the oil tank hydraulic tank with power generation facility all installs the upper surface of base just is located in the silence cover, the battery with the engine electricity is connected, the engine with the oil tank intercommunication, the output of engine pass through transmission respectively with the input of hydraulic pump with power generation facility's input is connected, the hydraulic pump is installed transmission is last, the hydraulic pump with hydraulic tank connects, the engine with be equipped with first damping device between the base, power generation facility with be equipped with second damping device between the base.

2. The power equipment of claim 1 wherein the base incorporates a layer of sound absorbing cotton.

3. The power unit of claim 1, wherein a sound absorbing layer is adhered to the inner wall of the sound-deadening housing.

4. The power equipment of claim 1, wherein the mute cover is provided with an air inlet and a vent, the upper surface of the base is further provided with an air filter element, and the air filter element is respectively communicated with the air inlet and the engine through an air guide pipe.

5. The power equipment as claimed in claim 4, wherein the vent is arranged at the top of the silencing cover, the air inlet is arranged on the side wall of the silencing cover, an air guide cover is fixedly connected to the inner side of the side wall, the air guide cover is arranged at the air inlet, the air guide pipe penetrates through the air guide cover and is communicated with the air inlet, and a sound absorbing cotton layer is adhered to the inner wall of the air guide cover.

6. The power equipment as claimed in claim 1, wherein a door frame is arranged on the mute cover, a door plate is hinged on the door frame, and a damping material layer is adhered to the edge of the door frame and the inner side edge of the door plate.

7. The power plant of claim 1, further comprising a first radiator for radiating heat from the hydraulic pump and a second radiator for radiating heat from the generator, the first radiator and the second radiator both being mounted on the base and both being electrically connected to the battery, the first radiator being located on a side of the hydraulic pump and the second radiator being located on a side of the engine.

8. The power plant of claim 7, further comprising a distribution box coupled to an inner wall of the mute enclosure, an input of the distribution box being electrically coupled to an output of the power generation device, an output of the distribution box being electrically coupled to a power consumer.

9. The power equipment of claim 8, further comprising a support, wherein the support is fixedly connected to the base and located in the mute cover, the battery, the engine, the oil tank, the transmission, the hydraulic pump, the hydraulic oil tank, the power generation device and the first radiator are located in the support, the second radiator and the distribution box are located on two sides of the support respectively, and a layer of sound absorbing cotton layer is adhered to the inner wall of the support.

10. The power plant of any one of claims 1-9, wherein the transmission comprises a housing and a first gear, a second gear and a third gear in the housing, the housing is mounted on the base, the first gear is in mesh transmission with the second gear and the third gear, respectively, an output shaft of the engine passes through the housing and is connected with the first gear, an input shaft of the hydraulic pump passes through the housing and is connected with the second gear, and an input shaft of the engine passes through the housing and is connected with the third gear.