CN218062497U

CN218062497U - Connecting mechanism for air inlet pipe of engine combustion chamber

Info

Publication number: CN218062497U
Application number: CN202222620199.0U
Authority: CN
Inventors: 李娜; 金建平; 陈镇平
Original assignee: Changzhou Spaceflight Yueda Precision Machinery Co ltd
Current assignee: Changzhou Spaceflight Yueda Precision Machinery Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-16
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a coupling mechanism for engine combustion chamber intake pipe relates to engine intake pipe installation technical field, including the combustion chamber organism, the outside of combustion chamber organism is provided with the intake pipe body, the fixed surface of combustion chamber organism is connected with and connects fixed establishment, it includes solid fixed cylinder and four stopper two to connect fixed establishment, the sealed pad of the inner wall fixedly connected with of gu fixed cylinder, gu fixed cylinder's inner wall sliding connection has the sliding pad. It can be through the combustion chamber organism, intake pipe body and connect the cooperation setting between the fixed establishment, can make people not adopt the mode of fix with screw to be connected intake pipe and combustion chamber to effectually avoided having guaranteed that the air can be normal in the entering combustion chamber, further assurance the work that the engine can be normal owing to having started the condition that appears being connected not hard up between the vibrations that produce in work and leading to intake pipe and the combustion chamber.

Description

Connecting mechanism for air inlet pipe of engine combustion chamber

Technical Field

The utility model relates to an engine intake pipe installation technical field specifically is a coupling mechanism for engine combustion chamber intake pipe.

Background

The engine intake pipe is an air pipe for guiding gas required by combustion of an engine machine into the machine, the intake pipe must ensure enough flow area, smooth finish of the surface of a pipeline and the like so as to reduce resistance, therefore, a novel intake system is adopted on a high-performance gasoline engine, and proper pressure stabilizing cavity volume and the like are arranged by reasonably designing air passage throttling and intake pipe length so as to achieve the purposes of high speed and high power.

When an engine works, air can enter a combustion chamber of the engine by communicating an air inlet pipe with the combustion chamber of the engine, so that the air can be combusted to provide power under the condition that a spark plug ignites gasoline, in the existing communication technology of the air inlet pipe and the combustion chamber, the air inlet pipe and the combustion chamber are usually connected by adopting screws, but the connection of the air inlet pipe with the combustion chamber is unstable due to the fact that the engine generates vibration during working and the screws are likely to loosen under the vibration condition, so that the normal entering of the air is influenced, the normal working of the engine is influenced, and the air inlet pipe is inconvenient for people to use; to this end, we provide a connection mechanism for the intake pipe of the engine combustion chamber to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a coupling mechanism for engine combustion chamber intake pipe in order to compensate the deficiency of the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a coupling mechanism for engine combustion chamber intake pipe, including the combustion chamber organism, the outside of combustion chamber organism is provided with the intake pipe body, the fixed surface fixedly connected with of combustion chamber organism connects fixed establishment, it includes solid fixed cylinder and four stopper two to connect fixed establishment, the sealed pad of inner wall fixedly connected with of solid fixed cylinder, the inner wall sliding connection of solid fixed cylinder has the sliding pad, the outer fixed surface of sliding pad is connected with a set of spring, every the spring all with sealed outer fixed surface who fills up, four stoppers of solid fixed cylinder's inner wall fixedly connected with one, the clearance between per two adjacent stoppers one is greater than the width of stopper two.

Further, the last surface mounting of combustion chamber organism has the spark plug body, the surface intercommunication of combustion chamber organism has the fuel sprayer, and the spark plug body belongs to prior art, and does not do further injecture to the model of spark plug body in this application.

Furthermore, the inner wall of the combustion chamber machine body is connected with a piston assembly in a sliding mode, the bottom surface of the piston assembly is hinged to a first connecting rod, friction resistance between the piston assembly and the inner wall of the combustion chamber machine body is small, and the piston assembly can be driven to move up and down through the up-down movement of the first connecting rod.

Further, the inner wall of the first connecting rod is rotatably connected with a second connecting rod, two ends of the second connecting rod are fixedly connected with rotating discs, and the first connecting rod can be driven to move up and down through rotation of the rotating discs.

Furthermore, the second connecting rod is far away from the central shaft of the rotating discs, the outer surfaces of the two rotating discs are fixedly connected with power transmission rods, and the rotating discs can be driven to rotate through the rotation of the power transmission rods.

Further, a fixed cylinder fixed connection is in the surface of combustion chamber organism, sealed pad fixed connection can play sealed effect through setting up sealed the pad in the surface of combustion chamber organism.

And furthermore, the two limit blocks are fixedly connected to the outer surface of the air inlet pipe body, the four limit blocks are respectively matched with the four limit blocks, and the two limit blocks can be limited by the shielding of the two limit blocks, so that the air inlet pipe body is fixed.

Compared with the prior art, the connecting mechanism for the air inlet pipe of the engine combustion chamber has the following beneficial effects:

1. the utility model discloses a cooperation setting between combustion chamber organism, intake pipe body and the connection fixed establishment can make people not adopt the mode of fix with screw to be connected intake pipe and combustion chamber to effectually avoided because having started the vibrations that produce in work and having appeared being connected the not hard up condition between intake pipe and the combustion chamber, guaranteed in the entering combustion chamber that the air can be normal, further assurance the work that the engine can be normal.

2. The utility model discloses a stopper two, stopper one, spring, the cooperation setting between slip pad and the intake pipe body, can make people comparatively convenient link together intake pipe body and combustion chamber organism, through inserting intake pipe body in the solid fixed cylinder, under the effect of spring force and under the cooperation of stopper one with stopper two, can realize the fixed to the intake pipe body to this realizes getting up comparatively convenient intercommunication with intake pipe body and combustion chamber organism, makes things convenient for people to use.

Drawings

Fig. 1 is a schematic front view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a part of the structure of the present invention;

fig. 3 is a schematic perspective view of the connection and fixation mechanism of the present invention;

fig. 4 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: 1. a combustion chamber body; 2. an air inlet pipe body; 3. a connecting and fixing mechanism; 301. a fixed cylinder; 302. a gasket; 303. a sliding pad; 304. a spring; 305. a first limiting block; 306. a second limiting block; 4. a spark plug body; 5. an oil spray pipe; 6. a piston assembly; 7. a first connecting rod; 8. a second connecting rod; 9. rotating the disc; 10. and a power transmission rod.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

This embodiment provides a coupling mechanism for engine combustion chamber intake pipe, the device passes through combustion chamber organism 1, intake pipe body 2 and the cooperation setting between connecting fixed establishment 3, can make people not adopt the mode of fix with screw to be connected intake pipe and combustion chamber, thereby the effectual condition of being connected not hard up that has avoided appearing between the vibrations that have aroused to produce in work and leading to intake pipe and the combustion chamber, guaranteed in the entering combustion chamber that the air can be normal, further assurance the work that the engine can be normal.

Referring to fig. 1 and 3, a coupling mechanism for engine combustion chamber intake pipe, including combustion chamber organism 1, combustion chamber organism 1 belongs to prior art, and does not do further injectd the model of combustion chamber organism 1 in this application, and the outside of combustion chamber organism 1 is provided with intake pipe body 2, and the air can get into the inside of combustion chamber organism 1 through intake pipe body 2.

Fixed establishment 3 is connected to the outer fixed surface of combustion chamber organism 1, it includes solid fixed cylinder 301 and two 306 of four stopper to connect fixed establishment 3, the sealed pad 302 of solid fixed cylinder 301's inner wall fixedly connected with, solid fixed cylinder 301's inner wall sliding connection has sliding pad 303, sliding pad 303's a set of spring 304 of outer fixed surface connected with, spring 304's coefficient of elasticity is great, spring 304 fixed connection is in a side near sealed pad 302, the preformed hole that sets up on the sliding pad 303 must be less than the diameter of intake pipe body 2, with this realize can drive sliding pad 303 to the sliding down of being close to sealed pad 302 when inserting solid fixed cylinder 301 inside with intake pipe body 2.

Every spring 304 all is connected with the fixed surface of sealed pad 302, and the inner wall fixedly connected with of fixed cylinder 301 has four stopper one 305, and four stopper one 305 are circumference array fixed connection in the inner wall of fixed cylinder 301, and the clearance between per two adjacent stopper one 305 is greater than the width of stopper two 306.

Referring to fig. 1, 2 and 4, a spark plug body 4 is mounted on the upper surface of the combustion chamber body 1, an oil injection pipe 5 is communicated with the outer surface of the combustion chamber body 1, the spark plug body 4 belongs to the prior art, the model of the spark plug body 4 is not further limited in the application, gasoline in the combustion chamber can be ignited by starting the spark plug body 4, and gasoline can be injected into the combustion chamber body 1 through the oil injection pipe 5.

The inner wall sliding connection of combustion chamber organism 1 has piston assembly 6, piston assembly 6's bottom surface articulates there is connecting rod one 7, the frictional resistance between piston assembly 6 and the 1 inner wall of combustion chamber organism is less, can drive piston assembly 6 through reciprocating of connecting rod one 7 and reciprocate, the inner wall of connecting rod one 7 rotates and is connected with connecting rod two 8, the equal fixedly connected with rolling disc 9 in both ends of connecting rod two 8, the rotation through rolling disc 9 can drive reciprocating of connecting rod one 7.

The second connecting rod 8 is far away from the central shaft of the rotating discs 9, power transmission rods 10 are fixedly connected to the outer surfaces of the two rotating discs 9, and the rotating discs 9 can be driven to rotate through the rotation of the power transmission rods 10.

Referring to fig. 3, a fixed cylinder 301 fixed connection is in the surface of combustion chamber organism 1, sealed pad 302 fixed connection is in the surface of combustion chamber organism 1, can play sealed effect through setting up sealed pad 302, four equal fixed connection of stopper two 306 in the surface of intake pipe body 2, four stopper one 305 respectively with four stopper two 306 looks adaptations, can realize spacing to stopper two 306 through the sheltering from of stopper one 305 to stopper two 306, thereby realize the fixed to intake pipe body 2.

The working principle is as follows: when the air inlet pipe body 2 is required to be connected with the combustion chamber body 1, a worker needs to insert the air inlet pipe body 2 into the fixed cylinder 301, and the first limiting block 305 and the second limiting block 306 are required to be staggered in the inserting process, the air inlet pipe body 2 enters the fixed cylinder 301, the sliding pad 303 can be driven to move towards the direction close to the sealing pad 302, the spring 304 is in a compression state at the moment, the upper surface of the second limiting block 306 is far away from the bottom surface of the first limiting block 305, then the air inlet pipe body 2 is rotated, the rotation of the second limiting block 306 can be driven along with the rotation of the air inlet pipe body 2, the position of the first limiting block 306 corresponds to the position of the second limiting block 305, then the air inlet pipe body 2 is loosened, the sliding pad 303 can be driven to move towards the direction far away from the sealing pad 302 under the action of the spring 304, the first limiting block 305 is in contact with the second limiting block 306, the air inlet pipe body 2 is fixed, the air inlet pipe body 1 is connected with the combustion chamber body 2, people can be connected with the combustion chamber body in a screw fixing mode, and the situation that air inlet pipe can normally enter the combustion chamber is further guaranteed to work.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A coupling mechanism for engine combustion chamber intake pipe, including combustion chamber organism (1), its characterized in that: the outside of combustion chamber organism (1) is provided with intake pipe body (2), fixed establishment (3) is connected to the fixed surface of combustion chamber organism (1), it includes solid fixed cylinder (301) and four stopper two (306) to connect fixed establishment (3), the sealed pad (302) of inner wall fixedly connected with of solid fixed cylinder (301), the inner wall sliding connection of solid fixed cylinder (301) has sliding pad (303), the fixed surface of sliding pad (303) is connected with a set of spring (304), every spring (304) all with the outer fixed surface who seals up pad (302) be connected, four stopper (305) of the inner wall fixedly connected with of solid fixed cylinder (301).

2. The connecting mechanism for an intake pipe of a combustion chamber of an engine as set forth in claim 1, wherein: the upper surface of the combustion chamber body (1) is provided with a spark plug body (4), and the outer surface of the combustion chamber body (1) is communicated with an oil injection pipe (5).

3. The connecting mechanism for an intake pipe of a combustion chamber of an engine as set forth in claim 1, wherein: the inner wall of the combustion chamber body (1) is connected with a piston assembly (6) in a sliding mode, and the bottom surface of the piston assembly (6) is hinged with a first connecting rod (7).

4. The connecting mechanism for an intake pipe of a combustion chamber of an engine as set forth in claim 3, wherein: the inner wall of the first connecting rod (7) is rotatably connected with a second connecting rod (8), and two ends of the second connecting rod (8) are fixedly connected with rotating discs (9).

5. The connecting mechanism for an intake pipe of a combustion chamber of an engine as set forth in claim 4, wherein: the second connecting rod (8) is far away from the central shaft of the rotating discs (9), and power transmission rods (10) are fixedly connected to the outer surfaces of the two rotating discs (9).

6. The connecting mechanism for an intake pipe of a combustion chamber of an engine as set forth in claim 1, wherein: the fixed cylinder (301) is fixedly connected to the outer surface of the combustion chamber body (1), and the sealing gasket (302) is fixedly connected to the outer surface of the combustion chamber body (1).

7. The connecting mechanism for an intake pipe of a combustion chamber of an engine as set forth in claim 1, wherein: the four second limiting blocks (306) are fixedly connected to the outer surface of the air inlet pipe body (2), and the four first limiting blocks (305) are respectively matched with the four second limiting blocks (306).