阅读说明：本技术 一种航空发动机的气缸盖罩油道总成 (Cylinder head cover oil duct assembly of aircraft engine ) 是由 杨文春 徐涛 于 2021-06-02 设计创作，主要内容包括：本发明公开了一种航空发动机的气缸盖罩油道总成,包括上气缸盖罩和下气缸盖罩,所述上气缸盖罩和下气缸盖罩的相对侧之间通过固定件进行连接,上气缸盖罩和下气缸盖罩的一侧通过连通管连接有水冷循环系统,上气缸盖罩的外表面开设有多个凹槽,本发明涉及气缸盖罩技术领域。该航空发动机的气缸盖罩油道总成,通过设置有水冷循环系统,利用水泵的动力将内部的水液进行向外传输,通过冷凝器进行制冷,并通过风扇装置将冷气排出,不仅可以通过水液通道进行水液的冷却循环,而且可以使得气体的风冷循环,从而极大的提高了冷却系统的效率,使得该气缸盖罩的冷却效果更好,极大的延长了该航空发动机的气缸盖罩油道总成的使用寿命。(The invention discloses a cylinder head cover oil duct assembly of an aircraft engine, which comprises an upper cylinder head cover and a lower cylinder head cover, wherein the opposite sides of the upper cylinder head cover and the lower cylinder head cover are connected through a fixing piece, one sides of the upper cylinder head cover and the lower cylinder head cover are connected with a water cooling circulation system through a communication pipe, and the outer surface of the upper cylinder head cover is provided with a plurality of grooves. This aeroengine's cylinder head cover oil duct assembly, through being provided with water cooling circulation system, the power that utilizes the water pump outwards transmits the water liquid of inside, refrigerate through the condenser, and discharge air conditioning through fan unit, not only can carry out the cooling cycle of water liquid through the water liquid passageway, and can make gaseous air-cooled circulation, thereby very big improvement cooling system's efficiency, make this cylinder head cover's cooling effect better, very big extension this aeroengine's cylinder head cover oil duct assembly's life.)

1. The utility model provides an aeroengine's cylinder head cover oil duct assembly, includes cylinder head cover (1) and lower cylinder head cover (2), its characterized in that: the opposite sides of the upper cylinder head cover (1) and the lower cylinder head cover (2) are connected through a fixing piece (3), and one sides of the upper cylinder head cover (1) and the lower cylinder head cover (2) are connected with a water cooling circulation system (5) through a communicating pipe (4);

go up cylinder head cover (1) the surface seted up a plurality of recesses (6), it is a plurality of air inlet duct (7) have all been seted up to the internal surface of recess (6), and air inlet duct (7) are provided with four and are the rectangle form and distribute, the internal surface of recess (6) just is located the centre that air inlet duct (7) surrounded and has seted up air outlet duct (8), oil duct (9) have all been seted up to the centre department of going up cylinder head cover (1) and lower cylinder head cover (2) internal surface, water liquid passageway (10) have all been seted up to the inside of going up cylinder head cover (1) and lower cylinder head cover (2).

2. The cylinder head cover oil gallery assembly of an aircraft engine as claimed in claim 1, wherein: the fixing piece (3) comprises a fixing bolt (31), a fastening nut (32) and a sealing gasket (33), wherein the upper cylinder cover (1) and the lower cylinder cover (2) are opposite to each other, the sealing gasket (34) is fixedly connected to one side, and a thread groove (35) is formed in the edge of the joint of the upper cylinder cover (1) and the lower cylinder cover (2).

3. The cylinder head cover oil gallery assembly of an aircraft engine as claimed in claim 2, wherein: the fixing bolt (31) is in threaded connection with the outer surface of the threaded groove (35) and extends to one side of the threaded groove (35), the outer surface of the fixing bolt (31) is in threaded connection with the inner surface of the fastening nut (32), the outer surface of the fixing bolt (31) is in sliding connection with the inner surface of the sealing gasket (33), and two sides of the sealing gasket (33) are respectively in contact with the opposite sides of the lower cylinder cover (2) and the fastening nut (32).

4. The cylinder head cover oil gallery assembly of an aircraft engine as claimed in claim 1, wherein: including storage water tank (51) and transmission case (52) in water-cooling circulation system (5), the bottom of transmission case (52) and the top fixed connection of storage water tank (51), the inner chamber fixedly connected with water pump (53) of transmission case (52), the delivery port intercommunication of water pump (53) has outlet pipe (54).

5. The cylinder head cover oil gallery assembly of an aircraft engine as claimed in claim 4, wherein: the one end of outlet pipe (54) runs through transmission case (52) and storage water tank (51) in proper order and extends to the bottom of storage water tank (51), the water inlet intercommunication of water pump (53) has inlet tube (55), the one end of inlet tube (55) runs through transmission case (52) and extends to the outside of transmission case (52), and with last cylinder head cover (1) and lower cylinder head cover (2) intercommunication.

6. The cylinder head cover oil gallery assembly of an aircraft engine as claimed in claim 4, wherein: the inner cavity of the transmission box (52) is fixedly connected with a cooling box (56) on one side of a water pump (53), the inner cavity of the cooling box (56) is fixedly connected with a fixing seat (57), the top of the fixing seat (57) is fixedly connected with a fan device (58), and the top of the fan device (58) is fixedly connected with the inner cavity of the transmission box (52).

7. The cylinder head cover oil gallery assembly of an aircraft engine as claimed in claim 6, wherein: the fixed seat (57) and one side opposite to the cooling box (56) are fixedly connected with placing blocks (59), a condenser (510) is fixedly connected between the two opposite sides of the placing blocks (59), and the bottom of the cooling box (56) is communicated with a discharge pipe (511).

8. The cylinder head cover oil gallery assembly of an aircraft engine of claim 7, wherein: one end of the discharge pipe (511) penetrates through the transmission box (52) and the water storage box (51) in sequence and extends to the bottom of the water storage box (51), and one end of the communication pipe (4) penetrates through the transmission box (52) and the cooling box (56) in sequence and extends to the inside of the cooling box (56).

Technical Field

The invention relates to the technical field of cylinder head covers, in particular to a cylinder head cover oil duct assembly of an aircraft engine.

Background

The cylinder cover is used for sealing the cylinder, forms a combustion space together with the piston and bears the action of high-temperature and high-pressure gas, the cylinder cover bears gas force and mechanical load caused by fastening of cylinder bolts, and bears high thermal load due to contact with the high-temperature gas, and the cylinder cover can not be damaged or deformed in order to ensure good sealing of the cylinder.

The cylinder head cover oil duct assembly of the aircraft engine comprises a cylinder head cover oil duct assembly, a cylinder head cover oil duct assembly and a working oil duct, wherein the cylinder head cover oil duct assembly comprises a cylinder head cover oil duct and a working oil duct, the cylinder head cover oil duct is connected with the working oil duct, and the working oil duct is connected with the working oil duct.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a cylinder head cover oil duct assembly of an aircraft engine, which solves the problems of poor heat dissipation condition and poor tightness of the existing cylinder head cover of the aircraft engine in the using process.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an aeroengine's cylinder head cover oil duct assembly, includes cylinder head cover and lower cylinder head cover, go up and connect through the mounting between the opposite side of cylinder head cover and lower cylinder head cover, it is connected with water cooling circulation system through communicating pipe to go up one side of cylinder head cover and lower cylinder head cover, a plurality of recesses have been seted up to the surface of going up the cylinder head cover, and is a plurality of the inlet channel has all been seted up to the internal surface of recess, and the inlet channel is provided with four and is rectangle form and distributes, the internal surface of recess just is located the centre that the inlet channel surrounded and has seted up out the air duct, the oil duct has all been seted up to the centre department of going up cylinder head cover and lower cylinder head cover internal surface, the water liquid passageway has all been seted up to the inside of going up cylinder head cover and lower cylinder head cover.

Preferably, the mounting includes fixing bolt, fastening nut and seal gasket, go up the equal fixedly connected with seal gasket in the opposite one side of cylinder head cover and lower cylinder head cover, the thread groove has all been seted up to the border of going up cylinder head cover and lower cylinder head cover junction.

Preferably, the fixing bolt is in threaded connection with the outer surface of the thread groove and extends to one side of the thread groove, the outer surface of the fixing bolt is in threaded connection with the inner surface of the fastening nut, the outer surface of the fixing bolt is in sliding connection with the inner surface of the sealing gasket, and two sides of the sealing gasket are respectively in contact with the opposite sides of the lower cylinder head cover and the fastening nut.

Preferably, the water-cooling circulation system comprises a water storage tank and a transmission box, the bottom of the transmission box is fixedly connected with the top of the water storage tank, the inner cavity of the transmission box is fixedly connected with a water pump, and a water outlet of the water pump is communicated with a water outlet pipe.

Preferably, the one end of outlet pipe runs through transmission case and storage water tank in proper order and extends to the bottom of storage water tank, the water inlet intercommunication of water pump has the inlet tube, the one end of inlet tube runs through the transmission case and extends to the outside of transmission case, and with last cylinder head cover and lower cylinder head cover intercommunication.

Preferably, the inner cavity of the transmission box is fixedly connected with a cooling box at one side of the water pump, the inner cavity of the cooling box is fixedly connected with a fixed seat, the top of the fixed seat is fixedly connected with a fan device, and the top of the fan device is fixedly connected with the top of the inner cavity of the transmission box.

Preferably, the fixing seat is fixedly connected with a placing block on one side opposite to the cooling box, a condenser is fixedly connected between the two opposite sides of the placing block, and the bottom of the cooling box is communicated with a discharge pipe.

Preferably, one end of the discharge pipe penetrates through the transmission box and the water storage tank in sequence and extends to the bottom of the water storage tank, and one end of the communicating pipe penetrates through the transmission box and the cooling tank in sequence and extends to the inside of the cooling tank.

Advantageous effects

The invention provides a cylinder head cover oil duct assembly of an aircraft engine. Compared with the prior art, the method has the following beneficial effects:

(1) the cylinder head cover oil duct assembly of the aircraft engine comprises a water storage tank and a transmission tank in a water cooling circulation system, wherein the bottom of the transmission tank is fixedly connected with the top of the water storage tank, the inner cavity of the transmission tank is fixedly connected with a water pump, the water outlet of the water pump is communicated with a water outlet pipe, one end of the water outlet pipe sequentially penetrates through the transmission tank and the water storage tank and extends to the bottom of the water storage tank, the water inlet of the water pump is communicated with a water inlet pipe, one end of the water inlet pipe penetrates through the transmission tank and extends to the outside of the transmission tank and is communicated with an upper cylinder head cover and a lower cylinder head cover, the inner cavity of the transmission tank is fixedly connected with a cooling tank on one side of the water pump, the inner cavity of the cooling tank is fixedly connected with a fixed seat, the top of the fixed seat is fixedly connected with a fan device, the top of the fan device is fixedly connected with the top of the inner cavity of the transmission tank, and one side of the fixed seat, which is opposite to the cooling tank, is fixedly connected with a placing block, fixedly connected with condenser between two opposite sides of placing the piece, the bottom intercommunication of cooler bin has the discharge pipe, the one end of discharge pipe runs through transmission case and storage water tank in proper order and extends to the bottom of storage water tank, the one end of communicating pipe runs through transmission case and cooler bin in proper order and extends to the inside of cooler bin, through being provided with water cooling circulation system, the power that utilizes the water pump outwards transmits the water liquid of inside, refrigerate through the condenser, and discharge air conditioning through fan unit, not only can carry out the cooling cycle of water liquid through the water liquid passageway, and can make gaseous air-cooled circulation, thereby very big improvement cooling system's efficiency, make the cooling effect of this cylinder head cover better, very big extension this aeroengine's cylinder head cover assembly's life.

(2) The cylinder head cover oil duct assembly of the aircraft engine is characterized in that the opposite sides of an upper cylinder head cover and a lower cylinder head cover are connected through a fixing part, one sides of the upper cylinder head cover and the lower cylinder head cover are connected with a water cooling circulation system through a communicating pipe, the outer surface of the upper cylinder head cover is provided with a plurality of grooves, the inner surfaces of the grooves are provided with air inlet grooves, the air inlet grooves are provided with four rectangular distribution grooves, the inner surfaces of the grooves are provided with air outlet grooves in the middle surrounded by the air inlet grooves, the middle parts of the inner surfaces of the upper cylinder head cover and the lower cylinder head cover are provided with oil ducts, the inner parts of the upper cylinder head cover and the lower cylinder head cover are provided with water liquid channels, and the air inlet grooves, the air outlet grooves and the oil ducts are arranged, so that the use efficiency of the cylinder head cover oil duct assembly of the engine can be improved, and the use is safe in the operation process, and the engine cannot be adjusted, so that the performance of the engine is greatly improved.

(3) The cylinder head cover oil duct assembly of the aero-engine comprises a fixing piece, a fastening nut and a sealing gasket, wherein the fixing piece comprises a fixing bolt, the fastening nut and the sealing gasket, the sealing gasket is fixedly connected to one side, opposite to the upper cylinder head cover and the lower cylinder head cover, the edge of the joint of the upper cylinder head cover and the lower cylinder head cover is provided with a thread groove, the fixing bolt is in threaded connection with the outer surface of the thread groove and extends to one side of the thread groove, the outer surface of the fixing bolt is in threaded connection with the inner surface of the fastening nut, the outer surface of the fixing bolt is in sliding connection with the inner surface of the sealing gasket, two sides of the sealing gasket are respectively in contact with the lower cylinder head cover and the opposite side of the fastening nut, the fixing piece is arranged, the sealing gasket is attached to the fixing bolt, the fastening nut and the sealing gasket are matched to fix the cylinder head cover oil duct assembly of the aero-engine, and the leakproofness of the device can be greatly improved, so that the device can be better used, and the potential safety hazard is avoided.

Drawings

FIG. 1 is an exploded view of the external structure of the present invention;

FIG. 2 is a top view of the outer structure of the present invention;

FIG. 3 is a sectional view of the internal structure of the present invention;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 1;

FIG. 5 is a front view of the internal structure of the water cooling cycle system of the present invention;

fig. 6 is an enlarged view of a portion B of fig. 5 according to the present invention.

In the figure: 1-upper cylinder cover, 2-lower cylinder cover, 3-fixing piece, 31-fixing bolt, 32-fastening nut, 33-sealing gasket, 34-sealing gasket, 35-thread groove, 4-communicating pipe, 5-water cooling circulating system, 51-water storage tank, 52-transmission box, 53-water pump, 54-water outlet pipe, 55-water inlet pipe, 56-cooling box, 57-fixing seat, 58-fan device, 59-placing block, 510-condenser, 511-discharge pipe, 6-groove, 7-air inlet groove, 8-air outlet groove, 9-oil channel and 10-water channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a cylinder head cover oil duct assembly of an aircraft engine comprises an upper cylinder head cover 1 and a lower cylinder head cover 2, opposite sides of the upper cylinder head cover 1 and the lower cylinder head cover 2 are connected through a fixing piece 3, the fixing piece 3 comprises a fixing bolt 31, a fastening nut 32 and a sealing gasket 33, the sealing gasket 33 prevents abrasion of the upper cylinder head cover 1 and the lower cylinder head cover 2, one sides of the upper cylinder head cover 1 and the lower cylinder head cover 2, which are opposite, are fixedly connected with a sealing gasket 34, the sealing performance of the equipment is stronger due to the sealing gasket 34, a thread groove 35 is formed in the edge of the connection part of the upper cylinder head cover 1 and the lower cylinder head cover 2, the fixing bolt 31 is in threaded connection with the outer surface of the thread groove 35 and extends to one side of the thread groove 35, the outer surface of the fixing bolt 31 is in threaded connection with the inner surface of the fastening nut 32, the outer surface of the fixing bolt 31 is in sliding connection with the inner surface of the sealing gasket 33, and the two sides of the sealing gasket 33 are respectively contacted with the opposite sides of the lower cylinder head cover 2 and the fastening nut 32, by arranging the fixing part 3, the joint of the sealing gasket 34 is utilized, and the fixing of the fixing bolt 31, the fastening nut 32 and the sealing gasket 33 is matched, so that not only can the cylinder head cover oil duct assembly of the aircraft engine be fixed, but also the tightness of the device can be greatly improved, the device can be better used, and the occurrence of potential safety hazards is avoided, one sides of the upper cylinder head cover 1 and the lower cylinder head cover 2 are connected with the water cooling circulating system 5 through the communicating pipe 4, the water cooling circulating system 5 comprises a water storage tank 51 and a transmission tank 52, the bottom of the transmission tank 52 is fixedly connected with the top of the water storage tank 51, the inner cavity of the transmission tank 52 is fixedly connected with a water pump 53, the water pump 53 is electrically connected with an external power supply, and the water outlet of the water pump 53 is communicated with a water outlet pipe 54, one end of the water outlet pipe 54 sequentially penetrates through the transmission box 52 and the water storage box 51 and extends to the bottom of the water storage box 51, a water inlet pipe 55 is communicated with a water inlet of the water pump 53, one end of the water inlet pipe 55 penetrates through the transmission box 52 and extends to the outside of the transmission box 52 and is communicated with the upper cylinder cover 1 and the lower cylinder cover 2, a cooling box 56 is fixedly connected to one side of the inner cavity of the transmission box 52 and is positioned on the water pump 53, a fixed seat 57 is fixedly connected to the inner cavity of the cooling box 56, a fan device 58 is fixedly connected to the top of the fixed seat 57, the fan device 58 is electrically connected with an external power supply, the fan device 58 is used for transmitting cooled moisture, gas generated by the gas outlet groove 8 is transmitted to the inside of the cooling box 56 through another communication pipe for re-cooling, the top of the fan device 58 is fixedly connected with the top of the inner cavity of the transmission box 52, a placing block 59 is fixedly connected to one side of the fixed seat 57 opposite to the cooling box 56, a condenser 510 is fixedly connected between the opposite sides of the two placing blocks 59, the condenser 510 is electrically connected with an external power supply, the condenser 510 is connected with the outside, the other side transmits water to the water channel 10 for circulation cooling after transmitting the water to the water channel by the power of a water pump, the bottom of the cooling tank 56 is communicated with a discharge pipe 511, one end of the discharge pipe 511 sequentially penetrates through the transmission tank 52 and the water storage tank 51 and extends to the bottom of the water storage tank 51, one end of a communication pipe 4 sequentially penetrates through the transmission tank 52 and the cooling tank 56 and extends to the inside of the cooling tank 56, the water inside is transmitted outwards by the power of the water pump 53 by the water cooling circulation system 5, the cooling is carried out by the condenser 510, and the cold air is discharged by the fan device 58, so that not only the cooling circulation of the water can be carried out through the water channel 10, but also the air cooling circulation of the air can be carried out, thereby greatly improving the efficiency of a cooling system, leading the cooling effect of the cylinder head cover to be better, greatly prolonging the service life of the cylinder head cover oil duct assembly of the aircraft engine, arranging a plurality of grooves 6 on the outer surface of the upper cylinder head cover 1, arranging air inlet grooves 7 on the inner surfaces of the grooves 6, arranging four rectangular distribution air inlet grooves 7, arranging air outlet grooves 8 on the inner surfaces of the grooves 6 and the middle part surrounded by the air inlet grooves 7, arranging oil ducts 9 on the middle parts of the inner surfaces of the upper cylinder head cover 1 and the lower cylinder head cover 2, facilitating the flow of oil by the oil ducts 9, arranging water liquid channels 10 inside the upper cylinder head cover 1 and the lower cylinder head cover 2, not only improving the use efficiency of the cylinder head cover oil duct assembly of the engine by arranging the air inlet grooves 7, the air outlet grooves 8 and the oil ducts 9, but also being convenient to be used safely in the operation process, and the engine performance is greatly improved without being unable to be adjusted, and the content which is not described in detail in the specification belongs to the prior art which is known by the person skilled in the art.

When the device works, firstly, the edges of the upper cylinder head cover 1 and the lower cylinder head cover 2 are aligned, so that the thread groove 35 is vertically aligned, at the moment, the sealing washer 34 is arranged in the upper cylinder head cover 1 and the lower cylinder head cover 2, the fixing bolt 31 is screwed into the thread groove 35 until the sealing washer cannot be screwed, the sealing washer 33 is sleeved on the outer surface of the fixing bolt 31, the fastening nut 32 is screwed to be fixed, and the device can be installed, through the arrangement of the fixing piece 3, the sealing washer 34 is attached to the fixing bolt 31, the fastening nut 32 and the sealing washer 33, so that not only can the cylinder head cover oil duct assembly of the aircraft engine be fixed, but also the tightness of the device can be greatly improved, the device can be better used, the safety hidden danger is avoided, when the device is used, the water pump 53 is started, the cooling water is transmitted to the water outlet pipe 54 from the water inlet pipe 55 by the water pump 53, fall into storage water tank 51, wherein the rear is cooled off in water liquid passageway 10 is transmitted through the water pump with the water liquid after the cooling, meanwhile, start condenser 510 and cool off the air, and transmit to the inside of air inlet duct 7 through air inlet duct 7 up to cylinder head cover oil duct assembly from communicating pipe 4 through fan unit 58, so circulate, through being provided with water-cooling circulation system 5, utilize water pump 53's power to outwards transmit inside water liquid, refrigerate through condenser 510, and discharge cold air through fan unit 58, not only can carry out the cooling cycle of water liquid through water liquid passageway 10, and can make the air-cooled circulation of gas, thereby very big improvement cooling system's efficiency, make this cylinder head cover's cooling effect better, very big extension this aeroengine's cylinder head cover oil duct assembly's life.

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

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.