CN215408934U

CN215408934U - Air inlet pipe of diesel engine

Info

Publication number: CN215408934U
Application number: CN202121698494.7U
Authority: CN
Inventors: 徐东
Original assignee: Taicang Liangji Machinery Co ltd
Current assignee: Taicang Liangji Machinery Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-04
Anticipated expiration: 2031-07-23

Abstract

The utility model relates to the technical field of diesel engines, in particular to a diesel engine air inlet pipe which comprises a main body, wherein an air inlet filtering mechanism is movably arranged on the left side of the main body, a filtering and fixing device is fixedly arranged on the left side of the outer surface of the main body, and air entering the main body is filtered through the filtering and fixing device. Need inhale the air when the diesel engine intake pipe in the use and mix, impurity in to the outside air through filter mechanism that admits air carries out effectual getting rid of, it produces the accumulation to have avoided more granule to get into in the diesel engine, thereby lead to the life decline of diesel engine, after the long-time use of diesel engine, the last more impurity that has accumulated of filter mechanism admits air, thereby influence the normal use of diesel engine, it changes and washs filter mechanism to admit air to filter fixing device to have made things convenient for the staff, and guaranteed that the diesel engine does not have too big granule to get into when using, and then the effectual life who improves the diesel engine.

Description

Air inlet pipe of diesel engine

Technical Field

The utility model relates to a diesel engine technical field especially relates to a diesel engine intake pipe.

Background

The diesel engine air inlet connecting pipe is used for guiding air required by combustion of a diesel engine into an air pipe in the machine, and the air inlet connecting pipe must ensure enough flow area, avoid turning and section mutation, improve the smoothness of the surface of a pipeline and the like, and reduce resistance. And when the air that impurity is more got into the intake pipe and is gone into in the diesel engine side by side, the air then can produce dust and particulate matter when being adsorbed into it in, and this particulate matter then can accumulate gradually to make the inside great wearing and tearing that produce of diesel engine after long-time work easily, and then influence the life-span of diesel engine.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, an intake duct for a diesel engine is provided.

The specific technical scheme is as follows: the air with more impurities is filtered, and the filtering mechanism is convenient to replace and clean after being used for a long time.

The design is a diesel engine intake pipe, which comprises a main body, the air inlet end movable mounting of main part has the filtering mechanism that admits air, the main part surface is equipped with filters fixing device to filter the gas that gets into in the main part through filtering fixing device.

Preferably, the air inlet filtering mechanism comprises a sleeve, and a glass fiber plate is fixedly mounted at the top of an inner cavity of the sleeve.

Preferably, the bottom of the sleeve is fixedly provided with a connecting pipe, and the outer surface of the connecting pipe is provided with an annular groove.

Preferably, the filtering and fixing device comprises a lantern ring, and a rotary ring is rotatably arranged on the outer surface of the lantern ring.

Preferably, arc-shaped concave blocks are fixedly arranged on the periphery of the inner cavity of the rotary ring, and sliding blocks are arranged on the inner surfaces of the four arc-shaped concave blocks in a sliding mode.

Preferably, the inner wall fixed mounting of rotatory ring has annular gasbag, the surface of annular gasbag runs through rotatory ring and extends to the inside of rotatory ring, the material of annular gasbag is rubber, the surface of annular gasbag and the internal surface joint of annular groove.

Preferably, the periphery of the outer surface of the rotating ring is communicated with sealing pipes, and sealing rubber blocks are fixedly mounted on one opposite sides of the four sliding blocks.

Preferably, the inner surface of the sealing tube is in sliding connection with the outer surface of the sealing rubber block.

Preferably, the sleeve is fixedly mounted on the periphery of the top of the lantern ring, the extrusion spring balls are fixedly mounted on the bottom of the inner cavity of the sleeve, and circular grooves are formed in the periphery of the bottom of the rotating circular ring.

Preferably, the outer surface of the pressing spring ball is clamped with the inner surface of the circular groove.

The technical scheme has the following advantages or beneficial effects: need inhale the air when the diesel engine intake pipe in the use and mix, impurity in to the outside air through filter mechanism that admits air carries out effectual getting rid of, it produces the accumulation to have avoided more granule to get into in the diesel engine, thereby lead to the life decline of diesel engine, after the long-time use of diesel engine, the last more impurity that has accumulated of filter mechanism admits air, thereby influence the normal use of diesel engine, it changes and washs filter mechanism to admit air to filter fixing device to have made things convenient for the staff, and guaranteed that the diesel engine does not have too big granule to get into when using, and then the effectual life who improves the diesel engine.

Drawings

Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. The drawings are only for purposes of illustration and description, and are not intended to limit the scope of the present disclosure.

FIG. 1 is a front view of the external structure of the present invention;

FIG. 2 is a perspective view of the external structure of the intake filter mechanism of the present invention;

FIG. 3 is a perspective view of the external structure of the filtering fixing device of the present invention;

FIG. 4 is a top view of the internal structure of the filtering fixture of the present invention;

fig. 5 is a front view of the internal structure of the filtering fixing device of the present invention.

The above reference numerals denote: 1. a main body; 2. an intake air filtering mechanism; 3. a filter fixture; 21. a sleeve; 22. a glass fiber board; 23. a connecting pipe; 24. an annular groove; 31. a collar; 32. rotating the circular ring; 33. an arc-shaped concave block; 34. a slider; 35. an annular air bag; 36. A sealing tube; 37. sealing the rubber block; 38. a sleeve; 39. pressing the spring ball; 40. a circular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the present application.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be further described with reference to the following drawings and specific examples, but the present invention is not limited thereto.

Referring to fig. 1-5, a diesel engine intake pipe, includes main part 1, and the inlet end movable mounting of main part 1 has filter mechanism 2 that admits air, and main part 1 surface is equipped with filters fixing device 3 to filter the gas that gets into in main part 1 through filtering fixing device 3, cooperate through admitting air filter mechanism 2 and filtering fixing device 3, carry out effectual getting rid of to outside impurity, and then the effectual life who improves the diesel engine.

The air inlet filtering mechanism 2 comprises a sleeve 21, a glass fiber plate 22 is fixedly mounted at the top of the inner cavity of the sleeve 21, most of impurities in the outside air are filtered through the glass fiber plate 22, excessive impurities are prevented from being accumulated, and normal use of the diesel engine is further influenced. The bottom fixed mounting of sleeve 21 has connecting pipe 23, and annular groove 24 has been seted up to the surface of connecting pipe 23, seals up and fixes through annular groove 24 and filtration fixing device 3 to guarantee that there is not the outside air direct access diesel engine. The filter holder 3 comprises a collar 31, the outer surface of the collar 31 being rotatably mounted with a rotating ring 32, the inner rotatable member being powered by the rotating ring 32. All fixed mounting has arc concave type piece 33 around the rotatory ring 32 inner chamber, and the equal slidable mounting of the internal surface of four arc concave type pieces 33 has slider 34, cooperates through between slider 34 and the arc concave type piece 22, realizes removing slider 34.

The inner wall fixed mounting of rotatory ring 32 has annular gasbag 35, and the surface of annular gasbag 35 runs through rotatory ring 32 and extends to the inside of rotatory ring 32, and the material of annular gasbag 35 is rubber, and the surface of annular gasbag 35 and the internal surface joint of annular groove 24 cooperate the realization through annular gasbag 35 and annular groove 24 to seal and fix air intake filter mechanism 2. All communicate all with sealed tube 36 around the rotatory ring 32 surface, and the equal fixed mounting in one side that four sliders 34 are relative has sealed rubber block 37, extrudees the inside air of sealed tube 36 through cooperating between sealed rubber block 37 and the sealed tube 36 to make annular gasbag 35 expand. The inner surface of the sealing tube 36 is connected with the outer surface of the sealing rubber block 37 in a sliding way, and the material outside the annular air bag 35 is rubber, so that the sealing performance between the air inlet filtering mechanism 2 and the filtering and fixing device 3 is ensured. All fixed mounting all around at lantern ring 31 top has sleeve pipe 38, and the equal fixed mounting in bottom of four sleeve pipe 38 inner chambers has extrusion spring ball 39, and circular recess 40 has all been seted up all around to rotatory ring 32 bottom, cooperates with circular recess 40 through extrusion spring ball 39, and is fixed after the rotation of rotation ring 32. The outer surface of the extrusion spring ball 39 is clamped with the inner surface of the circular groove 40, the circular groove 40 and the extrusion spring ball 39 limit the rotating circular ring 32, and the rotating circular ring 32 is prevented from rotating reversely.

The working principle is as follows: when the device is used, a worker assembles the device to a use position, then the worker rotates the rotating ring 32 to drive the inner arc concave block 33 to rotate, then the slide block 34 on the inner surface is driven to move by the rotation of the arc concave block 33, and then the seal rubber block 37 on the bottom is driven to slide in the seal tube 36 by the movement of the slide block 34, simultaneously, the gas in the sealing tube 36 is pressed to the annular air bag 35 to expand the annular air bag 35, thereby closely attaching the inner surface of the annular groove 24, leading the air inlet filter mechanism 2 to be sealed and fixed, the circular groove 40 at the bottom of the rotary ring 32 is clamped with the extrusion spring ball 39 to ensure that the rotary ring does not rotate reversely, the external air is filtered by the glass fiber plate 22 at the top of the sleeve 21, so that more impurities in the air are prevented from entering the diesel engine.

The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and it should be understood that all modifications and obvious variations of the present invention, which are equivalent to those of the present invention and illustrated in the drawings, should be included in the scope of the present invention.

Claims

1. A diesel engine intake pipe, its characterized in that: including main part (1), the inlet end movable mounting of main part (1) has filter mechanism (2) that admits air, main part (1) surface is equipped with filters fixing device (3) to filter the gas that gets into in main part (1) through filtering fixing device (3).

2. The intake duct for a diesel engine according to claim 1, wherein: the air inlet filtering mechanism (2) comprises a sleeve (21), and a glass fiber plate (22) is fixedly mounted at the top of an inner cavity of the sleeve (21).

3. The intake duct for a diesel engine according to claim 2, wherein: the bottom of sleeve (21) is fixed with connecting pipe (23), annular groove (24) have been seted up to the surface of connecting pipe (23).

4. The intake duct for a diesel engine according to claim 1, wherein: the filtering and fixing device (3) comprises a lantern ring (31), and a rotary ring (32) is rotatably arranged on the outer surface of the lantern ring (31).

5. The intake duct for a diesel engine according to claim 4, wherein: arc-shaped concave blocks (33) are fixedly mounted on the periphery of the inner cavity of the rotary ring (32), and sliding blocks (34) are mounted on the inner surfaces of the arc-shaped concave blocks (33) in a sliding mode.

6. The intake duct for a diesel engine according to claim 4, wherein: the inner wall fixed mounting of rotatory ring (32) has annular gasbag (35), the surface of annular gasbag (35) runs through rotatory ring (32) and extends to the inside of rotatory ring (32), the material of annular gasbag (35) is rubber, the surface of annular gasbag (35) and the internal surface joint of annular groove (24).

7. The intake duct for a diesel engine according to claim 5, wherein: all communicate with sealing tube (36) around rotatory ring (32) surface, four equal fixed mounting in one side that slider (34) is relative has sealing rubber piece (37).

8. The intake duct for a diesel engine according to claim 7, wherein: the inner surface of the sealing tube (36) is connected with the outer surface of the sealing rubber block (37) in a sliding way.

9. The intake duct for a diesel engine according to claim 4, wherein: the improved anti-theft device is characterized in that sleeve pipes (38) are fixedly mounted on the periphery of the top of the sleeve ring (31), four extrusion spring balls (39) are fixedly mounted on the bottom of an inner cavity of each sleeve pipe (38), and circular grooves (40) are formed in the periphery of the bottom of the rotary ring (32).

10. The intake duct for a diesel engine according to claim 9, wherein: the outer surface of the extrusion spring ball (39) is clamped with the inner surface of the circular groove (40).