CN219176447U

CN219176447U - Engine maintenance hood

Info

Publication number: CN219176447U
Application number: CN202320461406.4U
Authority: CN
Inventors: 李金龙; 王响玲
Original assignee: Shandong Jinlong Hydraulic Machinery Co ltd
Current assignee: Shandong Jinlong Hydraulic Machinery Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-06-13
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses an engine maintenance hood, which belongs to the technical field of engines and comprises a hood main body, wherein the hood main body comprises a lower base and an upper hood body arranged above the lower base, the left side and the right side of the upper surface of the lower base are fixedly provided with fixed blocks, the fixed blocks are rotatably provided with rotating shafts, the two rotating shafts are respectively fixed on the left side and the right side of the upper hood body, and the left side and the right side of the lower base are respectively fixed with mounting plates; the engine cover main body is formed by the lower base and the upper cover body, the upper cover body can be rotated to be opened and closed, the lock plate and the clamping plate are utilized to be matched for use, the clamping plate is matched with the clamping channel and the clamping groove for use during rotation, unlocking and locking operation of the lower base and the upper cover body are realized, screw fixation is not needed, the structure is simple, the upper cover body is convenient to open for maintenance of the engine operation, the lock plate and the clamping plate are designed in an inner type, the upper cover body is effectively prevented from being opened at will by people who do not understand operation, and a good protection effect is achieved.

Description

Engine maintenance hood

Technical Field

The utility model belongs to the technical field of engines, and particularly relates to an engine maintenance hood.

Background

An engine is a machine capable of converting other forms of energy into mechanical energy, including, for example, internal combustion engines, external combustion engines, jet engines, electric motors, and the like. Such as internal combustion engines, typically convert chemical energy into mechanical energy. The engine is applicable to both the power generation device and the entire machine including the power generation device.

Along with the rapid development of the modern industrial level, various engines are developed and used, in order to ensure that the engines can not be interfered by external factors in the use process, a maintenance hood is additionally arranged outside the engines, the existing engine maintenance hood is directly fixed on a frame where the engines are positioned by using screws, the installation mode is convenient, but the screws are required to be repeatedly screwed in later maintenance operation, the screw slipping phenomenon is easy to occur when the screws are repeatedly screwed, the fixing effect is influenced, and the greasy dirt is difficult to quickly screw on the surfaces of the screws.

Disclosure of Invention

The utility model aims to provide an engine maintenance hood, which aims to solve the problems that the prior engine maintenance hood proposed in the background art is directly fixed on a frame where an engine is located by using screws, the installation mode is convenient, but the screws are required to be repeatedly screwed in the later maintenance operation, the screw slipping phenomenon is easy to occur when the screws are repeatedly screwed, the fixing effect is influenced, and oil stains are easy to adhere to the surfaces of the screws and difficult to be quickly screwed.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an engine maintenance aircraft bonnet, includes the aircraft bonnet main part, the aircraft bonnet main part includes the lower base and sets up the last cover body in lower base top, the equal fixed block of left and right sides of lower base upper surface, rotate on the fixed block and install the axis of rotation, two the axis of rotation is fixed respectively in the left and right sides face of last cover body, the left and right sides face of lower base all is fixed with the mounting panel, install the mounting bolt at the mounting panel upper thread, the ventilative mouth has all been seted up to the front and the left and right sides face of going up the cover body, the position department that goes up the cover body front and the left and right sides face just to ventilative mouth all is provided with ventilative filter, the inside a plurality of hydraulic stay, the both ends of hydraulic stay all are fixed with the installation piece, two the installation piece articulates respectively and installs at the left and right sides face of lower base inner wall, install the mounting frame at the frame of frame surface, install at the frame surface, install the fixing bolt at the fixing frame of four positions of mounting frame, the end, fix the grid plate and the side of grid plate that sets up the cover with the fixed plate that the cover is located on the side of the fixed plate of the cover under the position of the cover, the cover body is fixed with the side that the cover.

By adopting the scheme, the hood main body is formed by arranging the lower base and the upper hood body, the upper hood body can be rotated to be opened and closed, and the lock plate and the clamping plate are matched for use, the clamping plate is matched with the clamping channel and the clamping groove for use during rotation, unlocking and locking operation of the lower base and the upper hood body are realized, screw fixation is not needed, the structure is simple, the upper hood body is convenient to open for maintenance operation, the upper hood body is effectively prevented from being opened by people who do not understand operation at will, good protection effect is achieved, through arranging the ventilation filtering piece, the grid plate and the dust filtering net in the frame are utilized for matching for use, gas can be filtered under the premise of ensuring internal and external circulation of gas, the operation of the engine is prevented from being influenced by external sundries entering the upper hood body, the dust filtering net can be conveniently disassembled and operated, the cleaning and maintenance are convenient, and the function diversity is perfected.

As a preferable implementation mode, the limiting frame is fixedly arranged on the inner wall of the frame, and the limiting groove for inserting the limiting frame is formed in the side face of the dust filtering net.

By adopting the scheme, the limit frame is matched with the limit groove on the dust filter net, so that the dust filter net inserted into the frame can be effectively limited, the dust filter net and the frame are tightly connected and are not easy to shake, and a good limiting effect is achieved.

As a preferred implementation mode, the side face of the dust filtering net is provided with a groove, the inner wall of the groove is fixed with a first spring, the end part of the first spring is fixed with a positioning block, the side face of the frame is provided with a positioning hole for the positioning block to be clamped in, the upper surface of the positioning block is fixed with an operation plate, and the upper surface of the dust filtering net is provided with a channel for the operation plate to move.

By adopting the scheme, the first spring in the groove is matched with the positioning block, after the dust filter net is inserted into the frame, the positioning block is clamped into the positioning hole under the elastic action of the first spring, so that the frame and the dust filter net can be effectively locked, the locking structure is simple, and the locking effect is good.

As a preferable implementation mode, a telescopic rod is arranged in the first spring, and two ends of the telescopic rod are fixedly connected with the inner wall of the groove and the side face of the positioning block respectively.

By adopting the scheme, the first spring and the positioning block can be supported by the telescopic rod, so that the positioning block is good in motion stability and not easy to shake, and the connection locking stability of the frame and the dust filtering net is further ensured.

As a preferred implementation mode, the clamping channel is penetrated and arranged on the lock plate, the clamping groove is arranged on the side surface of the lock plate, the clamping groove and the clamping channel are mutually perpendicular and are matched with the clamping plate for use, the sliding ring is rotatably arranged on the clamping plate, the fixing rod is slidably arranged on the inner wall of the sliding ring, and the fixing rod is fixed on the inner wall of the lower base.

By adopting the scheme, the sliding ring is utilized to slide on the surface of the fixed rod, the clamping plate rotates on the surface of the sliding ring, and then the clamping plate can penetrate through the clamping channel and be clamped into the clamping groove to lock the lower base and the upper cover body, and the integral structure is designed in an inner type, so that people who do not understand operation can be effectively prevented from opening the upper cover body at will, and a good protection effect is achieved.

As a preferable implementation mode, the end part of the fixed rod is fixed with a limiting disc, and a second spring with two ends respectively connected with the sliding ring and the limiting disc is sleeved outside the fixed rod.

By adopting the scheme, the limiting disc is matched with the second spring, the second spring can enable the clamping plate to be clamped into the clamping groove more stably, and the stability of the clamping effect is improved.

Compared with the prior art, the utility model has the beneficial effects that:

the engine maintenance hood comprises a hood main body formed by the lower base and the upper hood body, the upper hood body can be rotated to be opened and closed, the lock plate and the clamping plate are used in a matched mode, the clamping plate is matched with the clamping channel and the clamping groove for use during rotation, unlocking and locking operation of the lower base and the upper hood body are achieved, screw fixation is not needed, the structure is simple, the upper hood body is convenient to open for maintenance engine operation, the lock plate and the clamping plate are designed in an inner mode, the upper hood body is effectively prevented from being opened by people who do not understand operation at will, and a good protection effect is achieved;

this engine maintenance aircraft bonnet utilizes grid board and filter dust net cooperation in the frame to use through setting up ventilative filter, can filter gaseous under the prerequisite of guaranteeing gaseous inside and outside circulation, avoids external debris to enter into the operation that the upper shield body is inside to the engine and causes the influence, and the filter dust net can convenient dismouting operation, is convenient for clear up and maintains, perfect function diversity.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of another angle of the present utility model;

FIG. 3 is a schematic view of the structure of the air permeable filter member of the present utility model;

FIG. 4 is a schematic view of another angle of the air permeable filter member of the present utility model;

FIG. 5 is a schematic view of the explosion structure of the ore body and dust screen of the present utility model;

FIG. 6 is a schematic view showing a cross section of a dust filter according to the present utility model;

fig. 7 is a schematic structural view of a lock plate according to the present utility model.

In the figure: 1. a hood main body; 2. a lower base; 3. an upper cover body; 4. a fixed block; 5. a rotating shaft; 6. a mounting plate; 7. installing a bolt; 8. a gas permeable filter; 9. a hydraulic strut; 10. a mounting block; 11. a frame; 12. a mounting frame; 13. a fixing bolt; 14. a grating plate; 15. a dust filtering net; 16. a limit frame; 17. a first spring; 18. a positioning block; 19. a telescopic rod; 20. an operation panel; 21. a lock plate; 22. a fixed rod; 23. a limiting disc; 24. a slip ring; 25. a clamping plate; 26. and a second spring.

Detailed Description

Referring to fig. 1-7, the utility model provides an engine maintenance hood, which comprises a hood main body 1, the hood main body 1 comprises a lower base 2 and an upper hood body 3 arranged above the lower base 2, the left side and the right side of the upper surface of the lower base 2 are fixedly provided with fixing blocks 4, the fixing blocks 4 are rotatably provided with rotating shafts 5, the two rotating shafts 5 are respectively fixed on the left side surface and the right side surface of the upper hood body 3, mounting plates 6 are respectively fixed on the left side surface and the right side surface of the lower base 2, mounting bolts 7 are arranged on the mounting plates 6 in a threaded manner, ventilation ports are respectively formed in the front surface and the left side surface and the right side surface of the upper hood body 3, ventilation filtering pieces 8 are respectively arranged at positions, opposite to the ventilation ports, of the front surface and the left side surface and the right side surface of the upper hood body 3, a plurality of hydraulic supporting rods 9 are respectively arranged in the upper hood body 3, the two ends of the hydraulic supporting rods 9 are respectively fixedly provided with mounting blocks 10, the two mounting blocks 10 are respectively hinged on the inner wall of the lower base 2 and the inner wall of the upper hood body 3, the ventilation filtering pieces 8 comprise a frame 11 which is arranged on the inner wall of the ventilation port, a mounting frame 12 which is mounted on the outer surface of the frame 11, four corner frames 12 are mounted on the inner wall frames 13 and the inner wall of the frame 13 are fixedly arranged on the inner side surfaces of the frame 13 and the frame 13, and the inner side frames 13 are fixedly connected with the inner side plates 13 by the frame plates which are fixedly arranged on the inner side of the frame frames 13 and the frame frames 13, and the inner side of the frame plates and the frame plates 13 are fixedly arranged on the side of the frame frames 13.

The inner wall fixed mounting of frame 11 has spacing frame 16, and the spacing groove that supplies spacing frame 16 male is seted up to the side of dust filter net 15, utilizes spacing frame 16 cooperation dust filter net 15 to use spacing groove, can effectively spacing the dust filter net 15 of inserting in the frame 11 for be connected closely and be difficult for rocking between dust filter net 15 and the frame 11, played fine spacing effect.

The side of the dust filter screen 15 is provided with a groove, the inner wall of the groove is fixed with a first spring 17, the end part of the first spring 17 is fixed with a positioning block 18, the side of the frame 11 is provided with a positioning hole for the positioning block 18 to be clamped in, the upper surface of the positioning block 18 is fixed with an operation plate 20, the upper surface of the dust filter screen 15 is provided with a channel for the operation plate 20 to move, the first spring 17 in the groove is matched with the positioning block 18 for use, after the dust filter screen 15 is inserted into the frame 11, the positioning block 18 is clamped into the positioning hole under the elastic action of the first spring 17, the frame 11 and the dust filter screen 15 can be effectively locked, the locking structure is simple, and the locking effect is good.

The spring I17 is internally provided with the telescopic link 19, and the both ends of telescopic link 19 respectively with the inner wall of recess and the side fixed connection of locating piece 18, the setting of telescopic link 19 can support spring I17 and locating piece 18 for locating piece 18 motion stability is good, is difficult for rocking, and then guarantees the connection locking stability of frame 11 and dust filter net 15.

The clamping channel has been run through on the jam plate 21, the clamping groove has been seted up to the side of jam plate 21, clamping groove and clamping channel mutually perpendicular lay and all use with the cooperation of clamping plate 25, install slip ring 24 on the rotation of clamping plate 25, slip ring 24 inner wall slidable mounting has dead lever 22, the inner wall at lower base 2 is fixed to dead lever 22, utilize slip ring 24 to slide at dead lever 22 surface, clamping plate 25 rotates on slip ring 24 surface, and then can make clamping plate 25 pass in the clamping channel and block into the inside locking that realizes lower base 2 and upper cover 3 of clamping groove, and the built-in design of overall structure effectively avoids not knowing the people of operation at will to open upper cover 3, fine protection effect has been played.

The tip of dead lever 22 is fixed with spacing dish 23, and the outside cover of dead lever 22 is equipped with the both ends respectively with slip ring 24 and spacing dish 23 be connected the second spring 26, utilizes spacing dish 23 to cooperate the second spring 26 to use, and the elasticity of second spring 26 can make the card of screens board 25 more stable go into the screens inslot, promotes chucking effect stability.

When in use, the lower base 2 is firstly arranged on the frame where the engine is positioned by using the mounting plate 6 and the mounting bolts 7, the engine inside the engine is protected by using the hood main body 1 formed by the upper hood body 3 and the lower base 2, the ventilation filtering piece 8 can ensure the ventilation and simultaneously filter the air, so that the outside matters are prevented from immersing into the upper hood body 3, when the engine needs to be maintained, the hands go deep into the lower base 2 from the lower part, the clamping plate 25 is pulled, the clamping plate 25 is separated from the clamping groove and rotates the clamping plate 25, the clamping plate 25 rotates ninety degrees to be level with the clamping channel, the upper hood body 3 can be opened by rotating the upper hood body 3 at the moment, and the hydraulic stay bar 9 is utilized to support, so that the upper cover body 3 can be opened, the upper cover body 3 is closed after the operation and maintenance are finished, at the moment, the clamping channel on the lock plate 21 is opposite to the clamping plate 25, the clamping plate 25 is pulled again to enable the clamping plate 25 to be misplaced with the lock plate 21, the clamping plate 25 is rotated ninety degrees to enable the clamping plate 25 to be opposite to the clamping groove, the clamping plate 25 is loosened, the elasticity of the spring II 26 is utilized to drive the clamping plate 25 to reset and insert into the clamping groove, the fixed assembly of the lower base 2 and the upper cover body 3 is finished, the breathable filter 8 is required to be disassembled and cleaned, the fixing bolt 13 is unscrewed to remove the lower frame 11, the operation plate 20 is pulled to enable the positioning block 18 to be separated from the positioning hole, and the dust filtering net 15 is pulled upwards to be removed.

Claims

1. An engine maintenance bonnet, characterized in that: including aircraft bonnet main part (1), aircraft bonnet main part (1) includes base (2) and sets up cover body (3) in base (2) top down, the equal fixed mounting of the left and right sides of base (2) upper surface has fixed block (4) down, rotate on fixed block (4) and install axis of rotation (5), two axis of rotation (5) are fixed respectively at the left and right sides face of cover body (3), the left and right sides face of base (2) down all is fixed with mounting panel (6), mounting panel (6) go up threaded mounting bolt (7) and install, ventilation mouth has all been seted up to the front and the left and right sides face of cover body (3) down, the position department that upper cover body (3) front and left and right sides face just to ventilation mouth all is provided with ventilative filter (8), upper cover body (3) internally provided with a plurality of hydraulic stay (9), both ends of hydraulic stay (9) all are fixed with installation piece (10), two install piece (10) respectively install in the frame (12) of frame (12) under the front and the frame of frame (12) are installed to the front and left and right sides face of cover body (3), the frame (12) is installed to the frame of installing in the frame (12) respectively Fix a plurality of grid board (14) and activity setting dust filtering net (15) in frame (11) at frame (11) inner wall, the tail end of fixing bolt (13) is passed installing frame (12) and is connected with the side of last cover body (3), the lower surface of last cover body (3) is fixed with latch board (21), the inner wall of lower base (2) is provided with screens board (25) that use with latch board (21) cooperation.

2. The engine maintenance bonnet as set forth in claim 1, wherein: the inner wall of the frame (11) is fixedly provided with a limiting frame (16), and the side surface of the dust filtering net (15) is provided with a limiting groove for inserting the limiting frame (16).

3. The engine maintenance bonnet as set forth in claim 1, wherein: the side of dust filter (15) is seted up flutedly and recess inner wall is fixed with spring one (17), the tip of spring one (17) is fixed with locating piece (18), locating hole that supplies locating piece (18) card to go into is seted up to frame (11) side, locating piece (18) upper surface is fixed with operation board (20), the passageway that supplies operation board (20) to move is seted up to dust filter (15) upper surface.

4. The engine maintenance bonnet as set forth in claim 3, wherein: the spring I (17) is internally provided with a telescopic rod (19), and two ends of the telescopic rod (19) are fixedly connected with the inner wall of the groove and the side face of the positioning block (18) respectively.

5. The engine maintenance bonnet as set forth in claim 1, wherein: the lock plate (21) is provided with a clamping channel in a penetrating mode, the side face of the lock plate (21) is provided with clamping grooves, the clamping grooves and the clamping channels are perpendicular to each other and are matched with the clamping plate (25), the clamping plate (25) is provided with a sliding ring (24) in a rotating mode, the inner wall of the sliding ring (24) is provided with a fixing rod (22) in a sliding mode, and the fixing rod (22) is fixed on the inner wall of the lower base (2).

6. The engine maintenance bonnet as set forth in claim 5, wherein: the end part of the fixed rod (22) is fixed with a limiting disc (23), and a second spring (26) with two ends respectively connected with the sliding ring (24) and the limiting disc (23) is sleeved outside the fixed rod (22).