阅读说明：本技术 一种发动机油气分离器改进结构 (Improved structure of oil-gas separator of engine ) 是由 殷志雄 王彤 袁经煌 于 2021-08-26 设计创作，主要内容包括：本发明公开了一种发动机油气分离器改进结构,包括油气分离器壳体,所述油气分离器壳体的一端上设有止通阀,所述止通阀的一侧固定插设有出气管,所述出气管上设有卡接机构,所述油气分离器壳体远离出气管的一端底部设有进气口,所述进气口内固定连接有粗滤机构,所述粗滤机构的一侧设有精滤机构,所述油气分离器壳体远离进气口的一端底部固定插设有出油管,所述油气分离器壳体中端处设有固定机构,本发明采用压力损失小的翻板结构、孔板撞击织物结构,整体压力损失较低,利用使用小孔加速油气撞击织物形式作为精分离结构,达到很好的油气分离效果,且能够使管道的连接更加稳定不易松脱,安装整体稳定性更高。(The invention discloses an improved structure of an oil-gas separator of an engine, which comprises an oil-gas separator shell, wherein one end of the oil-gas separator shell is provided with a check valve, one side of the check valve is fixedly inserted with an air outlet pipe, the air outlet pipe is provided with a clamping mechanism, the bottom of one end of the oil-gas separator shell, which is far away from the air outlet pipe, is provided with an air inlet, a rough filtering mechanism is fixedly connected in the air inlet, one side of the rough filtering mechanism is provided with a fine filtering mechanism, the bottom of one end of the oil-gas separator shell, which is far away from the air inlet, is fixedly inserted with an oil outlet pipe, and the middle end of the oil-gas separator shell is provided with a fixing mechanism. The overall stability of the installation is higher.)

1. An engine oil and gas separator improves structure, includes casing (1), its characterized in that: one of casing (1) serves and is equipped with only logical valve (2), one side of only logical valve (2) is fixed to be inserted and is equipped with outlet duct (3), be equipped with clamping mechanism (4) on outlet duct (3), the one end bottom of keeping away from the outlet duct casing (1) is equipped with air inlet (5), fixedly connected with colating mechanism (6) in air inlet (5), one side of colating mechanism (6) is equipped with the essence and strains mechanism (7), the one end bottom of keeping away from air inlet (5) casing (1) is fixed to be inserted and is equipped with out oil pipe (8), casing (1) middle-end department is equipped with fixed establishment (9).

2. The improved structure of the oil-gas separator of the engine as claimed in claim 1, wherein: coarse filter mechanism (6) is including fixing a plurality of bent type pieces (601) in the air inlet, one side of bent type piece (601) is equipped with turns over board (602), the top and casing (1) inner wall fixed connection that turn over board (602), the bottom of casing (1) is equipped with oil return opening (10), the position of oil return opening (10) is located and is turned over board (602) under.

3. The improved structure of the oil-gas separator of the engine as claimed in claim 1, wherein: the fine filtering mechanism (7) comprises a separation clamping plate (701), an acceleration hole (702) is formed in the middle end of the separation clamping plate (701), a mounting plate (703) is fixedly connected to one side of the separation clamping plate (701), a mounting opening is formed in the mounting plate (703), a fabric (704) is arranged in the mounting opening, a guide plate (11) is arranged below the mounting plate (703), and the guide plate (11) is fixedly connected with the shell (1).

4. The improved structure of the oil-gas separator of the engine as claimed in claim 1, wherein: clamping mechanism (4) establish fixed cover (401) on outlet duct (3) including the cover, be equipped with a plurality of screw sockets on fixed cover (401), it is a plurality of equal screw thread inserts in the screw socket and is equipped with threaded rod (402), threaded rod (402) are located one of fixed cover (401) and are served and rotate and be connected with and support clamp plate (403), threaded rod (402) are kept away from the one end fixedly connected with who supports clamp plate (403) and are changeed piece (404).

5. The improved structure of the oil-gas separator of the engine as claimed in claim 4, wherein: be equipped with the multichannel on the lateral wall of commentaries on classics piece (404) and be the anti-skidding line that the slope set up.

6. The improved structure of the oil-gas separator of the engine as claimed in claim 3, wherein: the fabric (704) is polyester fabric coated with PVC material.

7. The improved structure of the oil-gas separator of the engine as claimed in claim 1, wherein: the fixing mechanism (9) comprises a lead screw (901) which is rotatably connected in the shell (1), two first gears (902) which are oppositely arranged are fixedly sleeved on the lead screw (901), a rotating rod (903) is inserted in the shell (1) in a rotating mode, a second gear (904) which is meshed with the first gears (902) is arranged at the bottom end of the rotating rod (903), two movable blocks (905) are sleeved on the lead screw (901) in a threaded mode, the threads in the threads of the movable blocks (905) are oppositely arranged, a containing groove is formed in the outer wall of the shell (1), a pressing block (906) is arranged in the containing groove, and one end of the pressing block (906) is fixedly connected with the movable blocks (905) through two connecting rods (907) which are symmetrically arranged.

8. An improved structure of an oil-gas separator of an engine as set forth in any of claims 1 to 7, characterized in that: firstly, mixed oil gas enters a shell of the oil-gas separator through an air inlet, firstly, a plurality of curved blocks are impacted to form rotary motion, then, the mixed oil gas impacts a turning plate and flows back to the inside of a crankcase through an oil return port, oil gas after rough filtration is accelerated through an accelerating hole, engine oil particles with smaller particle sizes are continuously condensed into engine oil particles with larger particle sizes, the accelerated engine oil particles are adhered to fabrics, so that the engine oil with smaller particle sizes is separated, the adhered engine oil is gradually condensed and falls off and flows back to the inside of the crankcase through a guide plate, and a clamping mechanism specifically drives a threaded rod to rotate on a fixed sleeve through a rotating block, thereby will promote to support the clamp plate to remove and extrude fixedly to outside pipeline when the threaded rod pivoted, fixed establishment can increase the stability when oil and gas separator casing installation, and the bull stick drives two first gear rotations of second gear meshing and realizes that the lead screw is rotatory, and the movable block of installing on the lead screw utilizes the connecting rod to promote to support the clamp plate and remove.

Technical Field

The invention relates to the field of related products of engines, in particular to an improved structure of an oil-gas separator of an engine.

Background

The automobile engine is a machine for providing power for an automobile, is the heart of the automobile, influences the dynamic property, the economy and the environmental protection property of the automobile, can be divided into a diesel engine, a gasoline engine, an electric automobile motor, hybrid power and the like according to different power sources, common gasoline engines and diesel engines belong to reciprocating piston type internal combustion engines, chemical energy of fuel is converted into mechanical energy of piston motion and power is output outwards, if mixed oil gas leaked from a cylinder is discharged out of a crankcase in time, the pressure in the crankcase can be continuously increased to cause the failure of sealing parts in the engine; secondly, in open ventilation systems the mixed gas is discharged directly into the atmosphere, which wastes fuel and pollutes the atmosphere. Therefore, the existing engines are all provided with positive crankcase ventilation systems, and the higher separation efficiency of the oil-gas separator plays an important role.

Disclosure of Invention

The invention aims to solve the technical problem of providing the oil-gas separator for the small truck, which fixes the whole oil-gas separator for the small truck, increases the connection firmness, and avoids the leakage of an air inlet pipe, an air outlet pipe and an oil return pipe.

The invention provides an improved structure of an oil-gas separator of an engine, which comprises a shell, wherein one end of the shell is provided with a stop valve, one side of the stop valve is fixedly inserted with an air outlet pipe, the air outlet pipe is provided with a clamping mechanism, the bottom of one end of the shell, which is far away from the air outlet pipe, is provided with an air inlet, a rough filtering mechanism is fixedly connected in the air inlet, one side of the rough filtering mechanism is provided with a fine filtering mechanism, the bottom of one end of the shell, which is far away from the air inlet, is fixedly inserted with an oil outlet pipe, and the middle end of the shell is provided with a fixing mechanism.

Preferably, the rough filtering mechanism comprises a plurality of bent blocks fixed in the air inlet, a turning plate is arranged on one side of each bent block, the top end of the turning plate is fixedly connected with the inner wall of the shell, an oil return port is arranged at the bottom of the shell, and the position of the oil return port is arranged under the turning plate.

Preferably, the fine filtration mechanism comprises a separation clamping plate, an acceleration hole is formed in the middle end of the separation clamping plate, a mounting plate is fixedly connected to one side of the separation clamping plate, a mounting opening is formed in the mounting plate, a fabric is arranged in the mounting opening, a guide plate is arranged below the mounting plate, and the guide plate is fixedly connected with the shell.

Preferably, latch mechanism establishes the fixed cover on the outlet duct including the cover, fixed cover is equipped with a plurality of screw sockets, and is a plurality of equal screw thread in the screw socket is inserted and is equipped with the threaded rod, the threaded rod is located one end in the fixed cover and rotates to be connected with and supports the clamp plate, the threaded rod is kept away from the one end fixedly connected with commentaries on classics piece that supports the clamp plate.

Preferably, the outer side wall of the rotating block is provided with a plurality of anti-skid lines which are obliquely arranged.

Preferably, the fabric is polyester fabric coated with a PVC material.

Preferably, the fixing mechanism comprises a lead screw rotatably connected in the shell, the lead screw is fixedly sleeved with two first gears which are oppositely arranged, the shell is rotatably inserted with a rotating rod, the bottom end of the rotating rod is provided with a second gear meshed with the first gears, two moving blocks are sleeved on the lead screw in a threaded manner, the threads in the moving block threads are oppositely arranged, the outer wall of the shell is provided with a containing groove, a pressing block is arranged in the containing groove, and one end of the pressing block is fixedly connected with the moving blocks through two connecting rods which are symmetrically arranged.

Compared with the prior art, the invention has the beneficial effects that: the invention adopts a flap structure with small pressure loss and a pore plate impact fabric structure, the whole pressure loss is lower, the form of accelerating oil-gas impact fabric by using small pores is used as a fine separation structure, the good oil-gas separation effect is achieved, the connection stability of the air outlet pipe can be effectively increased by arranging the clamping mechanism on the air outlet pipe of the oil-gas separator, the oil-gas separation efficiency is increased by arranging the rough filtering mechanism and the fine filtering mechanism in the oil-gas separator, the connection of the pipeline is more stable and is not easy to loosen, and the integral installation stability is higher.

Drawings

FIG. 1 is a schematic structural diagram of an improved structure of an oil-gas separator of an engine according to the present invention;

FIG. 2 is a schematic diagram of the internal structure of an improved structure of an oil-gas separator of an engine according to the present invention;

FIG. 3 is a schematic bottom view of an improved structure of an oil-gas separator of an engine according to the present invention;

FIG. 4 is a schematic view of a clamping mechanism of an improved structure of an oil-gas separator of an engine, provided by the invention;

FIG. 5 is a schematic view of a fixing mechanism of an improved structure of an oil-gas separator of an engine.

Shown in the figure: 1. a shell, 2 a stop valve, 3 an air outlet pipe,

4. a clamping mechanism 401, a fixed sleeve 402, a threaded rod 403, a pressing plate 404 and a rotating block,

5. an air inlet is arranged at the bottom of the air inlet,

6. a coarse filtration mechanism 601, a curved block 602, a turning plate,

7. a fine filtering mechanism 701, a separating clamping plate 702, an accelerating hole 703, a mounting plate 704 and fabric,

8. an oil outlet pipe is arranged on the oil pipe,

9. a fixing mechanism 901, a screw rod 902, a first gear 903, a rotating rod 904, a second gear 905, a moving block 906, a pressing block 907 and a connecting rod 907,

10. an oil return port is arranged on the upper portion of the oil tank,

11. a baffle 11.

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.

Referring to fig. 1, an embodiment of the present invention: an improved structure of an oil-gas separator of an engine comprises an oil-gas separator shell 1, wherein one end of the oil-gas separator shell 1 is provided with a check valve 2, one side of the check valve 2 is fixedly inserted with an air outlet pipe 3, the air outlet pipe 3 is provided with a clamping mechanism 4, the bottom of one end of the oil-gas separator shell 1, which is far away from the air outlet pipe, is provided with an air inlet 5, the air inlet 5 is internally and fixedly connected with a rough filtering mechanism 6, one side of the rough filtering mechanism 6 is provided with a fine filtering mechanism 7, the bottom of one end of the oil-gas separator shell 1, which is far away from the air inlet 5, is fixedly inserted with an oil outlet pipe 8, the connecting stability of the air outlet pipe 3 can be effectively improved by arranging the clamping mechanism 4 on the oil-gas separator air outlet pipe 3, and the oil-gas separation efficiency is improved by arranging the rough filtering mechanism 6 and the fine filtering mechanism 7 inside;

referring to fig. 2, the rough filtering mechanism 6 includes a plurality of curved blocks 601 fixed in the air inlet, a turning plate 602 is disposed on one side of the curved blocks 601, the top end of the turning plate 602 is fixedly connected with the inner wall of the housing 1 of the oil-gas separator, an oil return port 10 is disposed at the bottom of the housing 1 of the oil-gas separator, and the oil return port 10 is disposed right below the turning plate 602, specifically, the mixed oil gas enters the housing 1 of the oil-gas separator through the air inlet 5, first collides with the curved blocks 601 to form a rotary motion, and then collides with the turning plate 602, and in this process, the engine oil particles with larger particle size are attached, condensed and finally settled under the action of gravity and centrifugal force, and flow back to the inside of the crankcase through the oil return port 10; further, the fine filtering mechanism 7 includes a separation clamping plate 701, an acceleration hole 702 is formed in the middle end of the separation clamping plate 701, a mounting plate 703 is fixedly connected to one side of the separation clamping plate 701, a mounting opening is formed in the mounting plate 703, a fabric 704 is arranged in the mounting opening, a guide plate 11 is arranged below the mounting plate 703, and the guide plate 11 is fixedly connected to the oil-gas separator casing 1.

Referring to fig. 4, the clamping mechanism 4 includes a fixing sleeve 401 sleeved on the air outlet pipe 3, the fixing sleeve 401 is provided with a plurality of screw ports, threaded rods 402 are inserted into the screw ports, one end of each threaded rod 402 located in the fixing sleeve 401 is rotatably connected with a pressing plate 403, one end of each threaded rod 402 far away from the pressing plate 403 is fixedly connected with a rotating block 404, and specifically, the rotating block 404 drives the threaded rod 402 to rotate on the fixing sleeve 401, and pushes the pressing plate 403 to move while the threaded rod 402 rotates, so as to extrude and fix the external pipeline; be equipped with the multichannel on changeing the lateral wall of piece 404 and be the anti-skidding line that the slope set up, increase changes the frictional force of piece 404, the convenient rotation.

Referring to fig. 3 and 5, the fixing mechanism 9 includes a screw 901 rotatably connected in the oil-gas separator housing 1, two first gears 902 oppositely disposed are fixedly sleeved on the screw 901, a rotating rod 903 is rotatably inserted in the oil-gas separator housing 1, a second gear 904 engaged with the first gear 902 is disposed at the bottom end of the rotating rod 903, two moving blocks 905 are sleeved on the screw 901 in a threaded manner, the threads in the threads of the two moving blocks 905 are oppositely disposed, a receiving groove is disposed on the outer wall of the oil-gas separator housing 1, and a pressing block 906 is arranged in the accommodating groove, one end of the pressing block 906 is fixedly connected with a moving block 905 through two connecting rods 907 symmetrically arranged, specifically, the rotating rod 903 drives the second gear 904 to be meshed with the two first gears 902 to rotate so as to realize rotation of the lead screw 901, and the moving block 905 arranged on the lead screw 901 pushes the pressing block 906 to move by utilizing the connecting rods 907 to ensure that the installation stability of the oil-gas separator shell 1 is higher.

The working principle is as follows: the connection stability of the air outlet pipe 3 can be effectively improved by arranging the clamping mechanism 4 on the air outlet pipe 3 of the oil-gas separator, and the oil-gas separation efficiency is improved by arranging the rough filtering mechanism 6 and the fine filtering mechanism 7 in the oil-gas separator, specifically, firstly, mixed oil gas enters the shell 1 of the oil-gas separator from the air inlet 5, firstly, a plurality of curved blocks 601 are impacted to form rotary motion, then, the turning plate 602 is impacted, in the process, engine oil particles with larger particle sizes are attached and aggregated and finally settled under the action of gravity and centrifugal force and flow back to the inside of a crankcase from the oil return opening 10, the oil gas after rough filtering is accelerated through the accelerating hole 702, the engine oil particles with smaller particle sizes are continuously aggregated into particles with larger particle sizes, the accelerated engine oil particles are attached to the fabric 704 to realize the separation of the engine oil with smaller particle sizes, the attached engine oil is gradually aggregated and falls off and flows back to the inside of the crankcase through the guide plate 11, the clamping mechanism 4 specifically drives the threaded rod 402 to rotate on the fixing sleeve 401 through the rotating block 404, the pressing plate 403 is pushed to move while the threaded rod 402 rotates, so that the external pipeline is extruded and fixed, the fixing mechanism 9 can improve the stability of the oil-gas separator shell 1 during installation, the rotating rod 903 drives the second gear 904 to be meshed with the two first gears 902 to rotate, the lead screw 901 rotates, and the moving block 905 installed on the lead screw 901 pushes the pressing plate 906 to move by using the connecting rod 907, so that the installation stability of the oil-gas separator shell 1 is better.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.