CN217327514U

CN217327514U - Gear chamber cover for front end timing of diesel engine

Info

Publication number: CN217327514U
Application number: CN202220679080.8U
Authority: CN
Inventors: 戴纪法; 黄敏; 陈君辉; 谢建华; 张宣宁
Original assignee: Anhui Ninglong Machinery Technology Co ltd
Current assignee: Anhui Ninglong Machinery Technology Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-30
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to a diesel engine technical field, concretely relates to gear chamber cap when diesel engine front end is regular. The utility model relates to a gear chamber cap have the locating hole and strengthen the hole, and the shock pad of locating hole bottom design and the shock attenuation sealing ring can be effectual the vibrations that reduce diesel engine during operation production to the influence of inside bolt, avoid the screw thread on bolt and the locating hole to become invalid. The sealing ring is arranged in the designed reinforcing hole, so that the sealing performance can be enhanced, and the influence of vibration on the gear chamber cover and the bolt is reduced. The reliability is improved.

Description

Gear chamber cover for front end timing of diesel engine

Technical Field

The utility model relates to a diesel engine technical field, concretely relates to gear chamber cap when diesel engine front end is regular.

Background

The engine gear chamber cover is mainly used for sealing the engine gear chamber and preventing engine oil in the gear chamber from leaking outwards. Meanwhile, the gear chamber cover is also a connecting piece for assembling the engine crankshaft.

In the prior art, a gear chamber cover is formed by casting cast iron and then improving the precision through machining. Finally, the gear chamber cover is installed on the gear chamber of the engine to enter a working state.

However, when the gear chamber cover and the engine body are installed, a plurality of pins are needed for spiral fixing, but strong vibration is generated in the working process of the engine, and the conditions of deformation of the gear chamber cover of the engine, failure of a connecting piece and the like are easy to occur, so that the gear chamber cover capable of damping is designed, and the reliability of connection is very necessary to be enhanced.

SUMMERY OF THE UTILITY MODEL

Not enough to mention to above-mentioned technical background, the utility model aims to provide a gear chamber cap when diesel engine front end is just right.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a gear chamber cap when diesel engine front end is regular, includes gear chamber cap, first through-hole, second through-hole, work chamber cap and third through-hole, gear chamber cap edge is opened there are a plurality of locating holes, and it has first through-hole to cover to open the gear chamber, and first through-hole is close to inboard position and is opened there is first spacing sealed platform, and open on gear chamber cap left side has the second through-hole, and the gear chamber cap is located the position of second through-hole right side below and is provided with the work chamber cap, and the gear chamber cap is located the position of first through-hole right side below and is opened there is the third through-hole, and the position that the third through-hole is located inboard position is opened there is the spacing sealed platform of second, and the position at gear chamber cap middle part is provided with a plurality of strengthening ribs, and the terminal adjacent position of strengthening rib is opened has a plurality of enhancement holes.

Furthermore, the inside outside that is close to of locating hole is helicitic texture, and the locating hole bottom is provided with the shock pad, and the edge that the shock pad is close to the outside is provided with the shock attenuation sealing ring, shock attenuation sealing ring and locating hole internal diameter cooperation.

Furthermore, the upper edge of the working chamber cover is of an arc-shaped structure.

Furthermore, a groove is formed in the middle of the reinforcing hole, and a sealing ring is arranged in the groove.

The utility model has the advantages that:

the utility model relates to a gear chamber cap have the locating hole and strengthen the hole, and the shock pad of locating hole bottom design and the shock attenuation sealing ring can be effectual the vibrations that reduce diesel engine during operation production to the influence of inside bolt, avoid the screw thread on bolt and the locating hole to become invalid. The sealing ring is arranged in the designed reinforcing hole, so that the sealing performance can be enhanced, and the influence of vibration on the gear chamber cover and the bolt is reduced. Improved reliability

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts;

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic cross-sectional view of a portion of the pilot hole;

fig. 3 is a partial structural cross-sectional view of a reinforcement hole.

The reference numbers in the figures illustrate:

1. a gear chamber cover; 11. positioning holes; 111. a shock pad; 112. a damping sealing ring; 12. a reinforcement hole; 121. a groove; 122. a seal ring; 13. reinforcing ribs; 2. a first through hole; 21. a first limit sealing table; 3. a second through hole; 4. a working chamber cover; 5. a third through hole; 51. and a second limit sealing table.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The utility model provides a gear chamber cover when diesel engine front end is regular, includes gear chamber cover 1, first through-hole 2, second through-hole 3, work chamber cover 4 and third through-hole 5. As shown in fig. 1, 2 and 3, the edge of the gear chamber cover 1 is provided with a plurality of positioning holes 11, and the inner part of each positioning hole 11 close to the outer side is of a threaded structure; the bottom of the positioning hole 11 is provided with a shock absorption pad 111, the edge of the shock absorption pad 111 close to the outer side is provided with a shock absorption sealing ring 112, and the shock absorption sealing ring 112 is matched with the inner diameter of the positioning hole 11. Open on the gear chamber lid 1 and have first through-hole 2, first through-hole 2 is opened near the inboard position has first spacing sealed platform 21, gear chamber lid 1 left side is opened has second through-hole 3, gear chamber lid 1 is located the position of second through-hole 3 below the right side and is provided with work chamber lid 4, the edge is the arc structure on work chamber lid 4, gear chamber lid 1 is located the position of first through-hole 2 below the right side and is opened there is third through-hole 5, the position that third through-hole 5 is located the inboard is opened there is the spacing sealed platform 51 of second. The position in the middle part of gear chamber cover 1 is provided with a plurality of strengthening ribs 13, can strengthen the intensity of gear chamber cover 1, prevents that gear chamber cover 1 from warping. The middle part of the gear chamber cover 1 and the adjacent position of the tail end of the reinforcing rib 13 are provided with a plurality of reinforcing holes 12, the middle part of each reinforcing hole 12 is provided with a groove 121, and a sealing ring 122 is arranged in each groove 121.

The working principle is as follows:

when this gear chamber cap used, with the gear chamber cap 1 and the gear box cooperation of outside, realized sealed effect, the strengthening rib 13 in the middle of the gear chamber cap can prevent that diesel engine gear chamber cap atress warp in use, maintenance process and lead to sealed effect to reduce. Be provided with shock pad 111 and shock attenuation sealing ring 112 at locating hole 11 end, can assist set screw, prevent that the vibrations that produce when the diesel engine work from leading to the screw thread of bolt and locating hole 11 to become invalid, lead to the sealed effect of gear chamber lid to reduce. The designed reinforcing hole 12 is internally provided with the sealing ring 122, so that a sealing effect can be achieved, and meanwhile, the sealing ring 122 also has a certain damping effect, so that the damage and failure of the bolt in the reinforcing hole 12 caused by strong vibration are avoided.

The beneficial effects are as follows:

the utility model relates to a gear chamber cap 1 have locating hole 11 and strengthen hole 12, and the shock pad 111 and the shock attenuation sealing ring 112 of locating hole 11 bottom design can the effectual vibrations that reduce diesel engine during operation production to the influence of inside bolt, avoid the screw thread inefficacy on bolt and the locating hole 11. The designed strengthening hole 12 is internally provided with a sealing ring 122, so that the sealing performance can be enhanced, and the influence of vibration on the gear chamber cover 1 and the bolt can be reduced.

Improved reliability

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A gear chamber cover for a diesel engine at the front end comprises a gear chamber cover (1), a first through hole (2), a second through hole (3), a working chamber cover (4) and a third through hole (5), and is characterized in that a plurality of positioning holes (11) are formed in the edge of the gear chamber cover (1), the gear chamber cover (1) is provided with the first through hole (2), a first limit sealing table (21) is arranged at the position, close to the inner side, of the first through hole (2), the left side of the gear chamber cover (1) is provided with the second through hole (3), the position, located at the right lower part of the second through hole (3), of the gear chamber cover (1) is provided with the working chamber cover (4), the position, located at the right lower part of the first through hole (2), of the gear chamber cover (1) is provided with the third through hole (5), the position, located at the inner side, of the third through hole (5) is provided with the second limit sealing table (51), and the position, at the middle part of the gear chamber cover (1), is provided with a plurality of reinforcing ribs (13), a plurality of reinforcing holes (12) are formed in the positions, adjacent to the tail ends of the reinforcing ribs (13), of the middle part of the gear chamber cover (1); the inner part of the positioning hole (11) close to the outer side is of a threaded structure, a shock absorption pad (111) is arranged at the bottom of the positioning hole (11), a shock absorption sealing ring (112) is arranged at the edge of the shock absorption pad (111) close to the outer side, and the shock absorption sealing ring (112) is matched with the inner diameter of the positioning hole (11).

2. The front end timing gear chamber cover of the diesel engine as claimed in claim 1, wherein the upper edge of the working chamber cover (4) is in an arc structure.

3. The front end timing gear chamber cover of the diesel engine according to claim 1, characterized in that a groove (121) is formed in the middle of the reinforcing hole (12), and a sealing ring (122) is arranged in the groove (121).