CN214464473U

CN214464473U - Engine timing valve mechanism and engine

Info

Publication number: CN214464473U
Application number: CN202023291702.XU
Authority: CN
Inventors: 邬继扬
Original assignee: Xiangyang Beisite Power Technology Co ltd
Current assignee: Xiangyang Beisite Power Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-22
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to an engine valve timing mechanism, including the distribution casing, the distribution casing top is provided with the device that oils, the device that oils includes communicating pipe, pipeline, push pedal, connecting rod, shutoff stopper, deposits the cavity, advances oil pipe and thrust unit, communicating pipe fixed connection is in distribution casing top outer wall and with distribution casing internal portion intercommunication, pipeline fixed connection is in the communicating pipe top, the push pedal sets up inside the pipeline; make its drive push pedal, connecting rod and shutoff stopper do horizontal migration through rotating the threaded rod under the extrusion of screw thread, the shutoff stopper breaks away from communicating pipe this moment to the messenger deposits the cavity and is linked together with the connecting pipe, it can be along inside communicating pipe entering distribution casing to deposit the inside lubricating oil of cavity this moment, the drippage is on the eccentric wheel, the operation of oiling is realized, this kind of operating mode is comparatively convenient, avoid the loaded down with trivial details nature that the staff dismantled the casing, the efficiency of oiling of device has been promoted.

Description

Engine timing valve mechanism and engine

Technical Field

The utility model relates to a valve actuating mechanism technical field specifically relates to an engine valve actuating mechanism and engine in right time.

Background

The engine valve actuating mechanism in right time is the important component part of engine work, and rotatory and then the drive valve is straight reciprocating motion through two eccentric wheels, but equipment need oil the operation to the eccentric wheel after long-time the use, and now generally need dismantle the casing and oil, this kind of operating means is comparatively loaded down with trivial details, the efficiency of the work of oiling has been reduced, generally formula as an organic whole is connected between valve and the valve seat circle simultaneously, the valve seat circle takes place easily to damage and inconvenient the change after long-time the use, the practicality of device has been reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a casing inconvenient operation of oiling that engine valve timing actuating mechanism and engine put forward in order to solve the background art need dismantle it, has increased the problem of the work load that oils of device is provided.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an engine valve actuating mechanism in right time, includes the distribution casing, distribution casing top is provided with the device that oils, the device that oils includes communicating pipe, pipeline, push pedal, connecting rod, shutoff stopper, deposits the cavity, advances oil pipe and thrust unit, communicating pipe fixed connection be in distribution casing top outer wall and with distribution casing internal portion intercommunication, pipeline fixed connection is in communicating pipe top, the push pedal sets up inside the pipeline, thrust unit connects and is used for driving the push pedal to do horizontal reciprocating motion in a push pedal side, advance oil pipe fixed connection in pipeline top and with the inside being linked together of pipeline, thrust unit's a side is kept away from to the push pedal is passed through connecting rod fixed connection in the shutoff stopper, pipeline, push pedal and shutoff stopper enclose into and deposit the cavity, deposit the inside lubricating oil that is provided with of cavity.

Preferably, the pushing device comprises a threaded rod, one end of the threaded rod is inserted into the pipeline and fixedly connected with the push plate, and the other end of the threaded rod extends out of the pipeline.

Preferably, the outer wall of the pipeline is fixedly connected with a fixed cylinder sleeved on the threaded rod, and internal threads matched with the outer wall of the threaded rod are arranged inside the fixed cylinder.

Preferably, the shape of the blocking plug is the same as that of the cross section of the pipeline and is circular, and the blocking plug is matched with the top end of the communicating pipe.

Preferably, the valve seat ring is arranged on the valve main body, and the valve main body and the valve seat ring are connected through a mounting device.

Preferably, the mounting device comprises a clamping block, a sleeve, a movable rod, a sleeve ring, a loop bar and a spring, the clamping block is fixedly connected to the outer wall of the valve seat ring, the sleeve is sleeved on the outer wall of the clamping block, the loop bar is fixedly connected to the inner wall of the valve seat ring, the sleeve ring is sleeved on the outer wall of the loop bar and is fixedly connected to the sleeve through the movable rod, and the spring is wound on the outer wall of the loop bar.

Preferably, one end of the loop bar, which is far away from the inner wall of the valve seat ring, is fixedly connected with a limiting plate for limiting the loop bar to be separated from the loop bar.

An engine comprising the engine timing valve train of any one of the above.

Compared with the prior art, the utility model beneficial effect who has is:

1. the timing distribution mechanism of the engine is provided with a communicating pipe, a pipeline, a push plate, a connecting rod, a plugging plug, a storage cavity, an oil inlet pipe, a fixed cylinder and a threaded rod, the threaded rod is rotated to drive the push plate, the connecting rod and the plugging plug to move horizontally under the extrusion action of the threaded rod, the plugging plug is separated from the communicating pipe at the moment, the storage cavity is communicated with the connecting pipe, lubricating oil in the storage cavity can enter the distribution shell along the communicating pipe at the moment and drip on an eccentric wheel, so that oiling operation is realized, the operation mode is convenient, the trouble of disassembling the shell by workers is avoided, and the oiling efficiency of the device is improved;

2. this engine valve timing valve actuating mechanism is provided with fixture block, sleeve, movable rod, the lantern ring, loop bar and spring and makes the movable rod drive the lantern ring and slide at the loop bar outer wall through the pulling sleeve, and then makes the spring compression, and the fixture block breaks away from inside the sleeve gradually this moment, makes no longer receive spacingly between valve main part and the valve seat circle, and the staff can conveniently dismantle the change with the valve seat circle, has promoted the maintenance efficiency of device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is a schematic structural view of a front section state of the oiling device of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.

The reference numbers in the figures are: 1. a gas distribution housing; 2. a valve body; 3. a valve seat ring; 411. a communicating pipe; 412. a pipeline; 413. pushing the plate; 414. a connecting rod; 415. blocking; 416. a storage chamber; 417. an oil inlet pipe; 418. a fixed cylinder; 419. a threaded rod; 511. a clamping block; 512. a sleeve; 513. a movable rod; 514. a collar; 515. a loop bar; 516. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-4, an engine timing valve actuating mechanism comprises a valve actuating housing 1, an oil applying device is arranged at the top end of the valve actuating housing 1, the oil applying device comprises a communicating pipe 411, a pipeline 412, a push plate 413, a connecting rod 414, a plugging plug 415, a storage chamber 416, an oil inlet pipe 417 and a pushing device, the communicating pipe 411 is fixedly connected to the outer wall of the top end of the valve actuating housing 1 and communicated with the inside of the valve actuating housing 1, the pipeline 412 is fixedly connected to the top end of the communicating pipe 411, the push plate 413 is arranged inside the pipeline 412, the pushing device is connected to one side of the push plate 413 and used for driving the push plate 413 to horizontally reciprocate, the oil inlet pipe 417 is fixedly connected to the top end of the pipeline 412 and communicated with the inside of the pipeline 412, one side of the push plate 413 far away from the pushing device is fixedly connected to the plugging plug 415 through the connecting rod 414, the shape of the plugging plug 415 is the same as the shape of the cross section of the pipeline 412 and is circular, and the plugging plug 415 is matched with the top end of the communicating pipe 411, sealing plug 415 can seal communicating pipe 411 in advance, guarantee to deposit the holistic gas tightness of cavity 416, lubricating oil leakage phenomenon can not take place, pipeline 412, push pedal 413 and sealing plug 415 enclose and deposit cavity 416, deposit the inside lubricating oil that is provided with of cavity 416, thrust unit control push pedal 413, connecting rod 414 and sealing plug 415 are horizontal reciprocating motion, and then reach the shift position of adjusting and depositing cavity 416, when depositing cavity 416 and communicating pipe 411 and corresponding, deposit the inside lubricating oil of cavity 416 and can enter into inside the distribution casing 1 and drip on the eccentric wheel along communicating pipe 411 in leaving, reach lubricated effect, this operation is comparatively convenient, the efficiency of oiling of device has been promoted.

Thrust unit includes threaded rod 419, threaded rod 419 one end insert inside pipeline 412 and with push pedal 413 fixed connection, the other end stretches out the pipeline 412 outside, pipeline 412 outer wall fixedly connected with cup joints in the solid fixed cylinder 418 of threaded rod 419, gu fixed cylinder 418 is inside to be provided with the internal thread that matches each other with the threaded rod 419 outer wall, through rotating threaded rod 419, and then drive push pedal 413 under external screw thread and internal thread's effect, connecting rod 414 and stopper 415 are rotatory gradually and are horizontal reciprocating motion, reach and adjust and deposit chamber 416 and communicate the corresponding effect of pipe 411 or not.

When oiling is needed, the top end of the communicating pipe 411 is plugged by the plug 415 as shown in fig. 1 and fig. 2, a worker injects lubricating oil into the storage chamber 416 through the oil inlet pipe 417, then the threaded rod 419 is rotated, the push plate 413 is driven under the action of the threads, the connecting rod 414 and the plug 415 horizontally move leftwards, the plug 415 is separated from the top end of the communicating pipe 411 gradually, the push plate 413 can push the lubricating oil in the storage chamber 416 to move leftwards, the lubricating oil can enter the air distribution shell 1 along the communicating pipe 411 at the moment, and the effect of lubricating the eccentric wheel in the air distribution shell 1 is achieved.

The valve seat ring is characterized by further comprising a valve main body 2 arranged inside the air distribution shell 1 and a valve seat ring 3 arranged on the valve main body 2, wherein the valve main body 2 and the valve seat ring 3 are connected through a mounting device.

The mounting device comprises a fixture block 511, a sleeve 512, a movable rod 513, a collar 514, a loop bar 515 and a spring 516, the fixture block 511 is fixedly connected to the outer wall of the valve retainer 3, the sleeve 512 is sleeved on the outer wall of the fixture block 511, the loop bar 515 is fixedly connected to the inner wall of the valve retainer 3, the collar 514 is sleeved on the outer wall of the loop bar 515 and is fixedly connected to the sleeve 512 through the movable rod 513, the spring 516 is wound on the outer wall of the loop bar 515, when the valve main body 2 and the valve retainer 3 need to be disassembled, the sleeve 512 is pulled, the movable rod 513 drives the collar 514 to slide on the outer wall of the loop bar 515, the spring 516 is compressed, the sleeve 512 is gradually separated from the fixture block 511 at the moment, the position between the valve main body 2 and the valve retainer 3 is not limited any more, and a worker can pull the valve retainer 3 downwards to take out the valve retainer 3. The one end fixedly connected with that loop bar 515 kept away from 3 inner walls of valve seat circle is used for restricting the limiting plate that loop bar 514 breaks away from loop bar 515, can avoid the phenomenon that drops to take place when loop bar 515 outer wall slides through setting up the limiting plate, has promoted the stability that loop bar 514 removed.

An engine comprising the engine timing valve train described above, whereby the technical advantages and effects achieved by the engine comprise those achieved by the engine timing valve train described above, which are not repeated herein.

The working principle is as follows: when oiling is needed, the top end of the communicating pipe 411 is plugged by the plug 415 as shown in fig. 1 and fig. 2, a worker injects lubricating oil into the storage chamber 416 through the oil inlet pipe 417, then the threaded rod 419 is rotated, the push plate 413 is driven under the action of the threads, the connecting rod 414 and the plug 415 horizontally move leftwards, the plug 415 is separated from the top end of the communicating pipe 411 gradually, the push plate 413 can push the lubricating oil in the storage chamber 416 to move leftwards, the lubricating oil can enter the air distribution shell 1 along the communicating pipe 411 at the moment, and the effect of lubricating the eccentric wheel in the air distribution shell 1 is achieved.

When the valve body 2 and the valve seat ring 3 need to be detached, the movable rod 513 drives the lantern ring 514 to slide on the outer wall of the lantern ring 515 by pulling the sleeve 512, the spring 516 is compressed, the sleeve 512 is gradually separated from the fixture block 511 at the moment, so that the space between the valve body 2 and the valve seat ring 3 is not limited, and a worker can pull the valve seat ring 3 downwards to take out the valve seat ring 3.

Claims

1. The utility model provides an engine timing valve actuating mechanism, includes valve actuating housing (1), its characterized in that: distribution casing (1) top is provided with the device that oils, the device that oils includes communicating pipe (411), pipeline (412), push pedal (413), connecting rod (414), shutoff stopper (415), deposits cavity (416), advances oil pipe (417) and thrust unit, communicating pipe (411) fixed connection in distribution casing (1) top outer wall and with distribution casing (1) inside be linked together, pipeline (412) fixed connection in communicating pipe (411) top, push pedal (413) set up inside pipeline (412), thrust unit connects and is used for driving push pedal (413) to do horizontal reciprocating motion in push pedal (413) one side, advance oil pipe (417) fixed connection in pipeline (412) top and with pipeline (412) inside be linked together, thrust unit was kept away from in push pedal (413) one side is passed through connecting rod (414) fixed connection and is sealed stopper (415), the pipeline (412), the push plate (413) and the blocking plug (415) enclose a storage chamber (416), and lubricating oil is arranged in the storage chamber (416).

2. An engine timing valve gear according to claim 1 wherein: the pushing device comprises a threaded rod (419), one end of the threaded rod (419) is inserted into the pipeline (412) and fixedly connected with the push plate (413), and the other end of the threaded rod extends out of the pipeline (412).

3. An engine timing valve gear according to claim 2, characterized in that: the outer wall of the pipeline (412) is fixedly connected with a fixed cylinder (418) sleeved on a threaded rod (419), and internal threads matched with the outer wall of the threaded rod (419) are arranged inside the fixed cylinder (418).

4. An engine timing valve gear according to claim 1 wherein: the shape of the plugging plug (415) is the same as the cross section of the pipeline (412) and is circular, and the plugging plug (415) is matched with the top end of the communicating pipe (411).

5. An engine timing valve gear according to claim 1 wherein: the valve seat ring is characterized by further comprising a valve main body (2) arranged inside the air distribution shell (1) and a valve seat ring (3) arranged on the valve main body (2), wherein the valve main body (2) and the valve seat ring (3) are connected through a mounting device.

6. An engine timing valve gear according to claim 5 wherein: the mounting device comprises a fixture block (511), a sleeve (512), a movable rod (513), a lantern ring (514), a loop bar (515) and a spring (516), wherein the fixture block (511) is fixedly connected to the outer wall of the valve seat ring (3), the sleeve (512) is sleeved on the outer wall of the fixture block (511), the loop bar (515) is fixedly connected to the inner wall of the valve seat ring (3), the lantern ring (514) is sleeved on the outer wall of the loop bar (515) and is fixedly connected to the sleeve (512) through the movable rod (513), and the spring (516) is wound on the outer wall of the loop bar (515).

7. An engine timing valve gear according to claim 6 wherein: one end of the loop bar (515), which is far away from the inner wall of the valve seat ring (3), is fixedly connected with a limiting plate which is used for limiting the loop bar (514) to be separated from the loop bar (515).

8. An engine, characterized in that: comprising the engine timing valve train according to any one of claims 1-7.