CN218093176U - Rocker arm device on engine - Google Patents
Rocker arm device on engine Download PDFInfo
- Publication number
- CN218093176U CN218093176U CN202221163966.3U CN202221163966U CN218093176U CN 218093176 U CN218093176 U CN 218093176U CN 202221163966 U CN202221163966 U CN 202221163966U CN 218093176 U CN218093176 U CN 218093176U
- Authority
- CN
- China
- Prior art keywords
- rocker arm
- support
- arm shaft
- limiting
- engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 8
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 238000005461 lubrication Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 14
- 238000009434 installation Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Valve-Gear Or Valve Arrangements (AREA)
Abstract
The utility model relates to the field of engines, in particular to an upper rocker arm device of an engine; comprises a support and a fixing component; the fixing component comprises an upper support, a lower support, a limiting block, a rocker arm shaft, a rocker arm, a limiting part and a fastening part, the rocker arm device on the engine is installed on the engine through a support, when the rocker arm device is installed, the rocker arm is placed between the upper support and the lower support firstly, then the rocker arm shaft penetrates through the lower support and the rocker arm, the rocker arm shaft drives the limiting block to extend into a limiting groove, the limiting part is screwed up, the limiting part is fixed inside the limiting groove, one end of the rocker arm shaft is fixed, the fastening part is screwed up, pressure between the fastening part and the rocker arm shaft is increased, the other end of the rocker arm shaft is fixed, when the rocker arm device is disassembled, the limiting part and the fastening part are screwed out, the rocker arm shaft can be pulled out, the disassembly is completed, the rocker arm shaft can be disassembled, and the purposes of later maintenance and lubrication are facilitated.
Description
Technical Field
The utility model relates to an engine field especially relates to a rocking arm device on engine.
Background
Rocker arms on engines are the main components in the engine valve train, as long as the rocker arms are responsible for ejecting valves at the proper time for intake and exhaust.
The rocker arm on the engine mainly comprises a support, a rocker shaft and a rocker arm, wherein the rocker arm is sleeved on the rocker shaft, the cam shaft drives the ejector rod to move, the ejector rod drives the rocker arm to rotate, and then the rocker arm can control the opening and closing of the valve.
However, the existing rocker arm shaft and the support are fixed by welding, so that the welded part is easy to deform, and the installation, the later maintenance and the lubrication are inconvenient after the welding.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rocker arm device on engine aims at solving and passes through welded fastening between the rocking arm axle among the prior art and the support, leads to welded part to produce the deformation easily like this to inconvenient installation and later maintenance's technical problem after the welding.
In order to achieve the purpose, the utility model provides an upper rocker arm device of an engine, which comprises a support and a fixing component; the fixing assembly comprises an upper support, a lower support, a limiting block, a rocker arm shaft, a rocker arm, a limiting part and a fastening part, the upper support is fixedly connected with the support and is positioned on one side of the support, the upper support is provided with a limiting groove, the limiting groove is positioned on one side of the upper support, the lower support is fixedly connected with the support and is positioned on one side of the support close to the upper support, the limiting block is detachably connected with the upper support and is positioned in the limiting groove, the rocker arm shaft is fixedly connected with the limiting block and is positioned on one side of the limiting block, the fastening part is in threaded connection with the lower support, is abutted against the rocker arm shaft and is arranged on the lower support, the limiting part penetrates through the upper support and is in threaded connection with the limiting block, the limiting part is arranged on the limiting block, and the rocker arm is rotatably connected with the rocker arm shaft and is sleeved on the rocker arm shaft.
The rocker arm shaft is provided with an oil filling groove and a lubricating hole, and the oil filling groove is positioned on one side of the rocker arm shaft, which is far away from the limiting block; the lubricating hole penetrates through the rocker shaft and is communicated with the oil filling groove.
The fixing assembly further comprises a sealing plug, and the sealing plug is in threaded connection with the rocker arm shaft and is located on one side, close to the oil filling groove, of the rocker arm shaft.
Wherein the support is provided with a mounting hole which penetrates through the support.
The rocker arm device on the engine further comprises a positioning seat, wherein the positioning seat is fixedly connected with the support and is positioned on one side of the support; the positioning seat is provided with a through hole, and the through hole penetrates through the positioning seat.
The utility model discloses a rocker arm device on engine, through the support will rocker arm device installs on the engine, fixed subassembly is provided with two, and is located respectively the left and right sides of support, when installing, will earlier place the rocking arm the upper bracket with between the lower carriage, then will the rocking arm axle passes the lower carriage with the rocking arm makes the rocking arm axle drives the stopper removes, and then makes the stopper stretches into spacing inslot portion, through the locating part with the threaded connection of stopper screws up the locating part, makes the locating part will the stopper is fixed spacing inslot portion, and then will the one end of rocking arm axle is fixed, through the fastener with the threaded connection of lower carriage, screws up the fastener, makes the fastener with rocking arm axle butt, and then the fastener with the pressure grow between the rocking arm axle, thereby will the other end of rocking arm axle is fixed, when dismantling, only need with the locating part with the fastener screws up, can take the rocking arm axle out, accomplishes the dismantlement, thereby realizes the maintenance axle can dismantle, makes things convenient for later stage and lubricated purpose.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an upper rocker arm device of an engine provided by the present invention.
Fig. 2 is a schematic view of the oil filling tank structure provided by the present invention.
Fig. 3 is a schematic view of the limiting groove structure provided by the present invention.
In the drawing, 1-support, 11-mounting hole, 2-fixing component, 21-upper support, 211-limiting groove, 22-lower support, 23-limiting block, 24-rocker shaft, 241-oil injection groove, 242-lubricating hole, 25-rocker, 26-limiting block, 27-fastening piece, 28-sealing plug, 3-positioning seat and 31-through hole.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 3, the present invention provides an upper rocker arm device of an engine, which includes a support 1 and a fixing component 2; the fixing component 2 comprises an upper bracket 21, a lower bracket 22, a limiting block 23, a rocker arm shaft 24, a rocker arm 25, a limiting piece 26 and a fastening piece 27, wherein the upper bracket 21 is fixedly connected with the support 1 and is positioned on one side of the support 1, the upper bracket 21 is provided with a limiting groove 211, the limiting groove 211 is positioned on one side of the upper bracket 21, the lower bracket 22 is fixedly connected with the support 1 and is positioned on one side of the support 1 close to the upper bracket 21, the limiting piece 23 is detachably connected with the upper bracket 21 and is positioned in the limiting groove 211, the rocker arm shaft 24 is fixedly connected with the limiting piece 23 and is positioned on one side of the limiting piece 23, the fastening piece 27 is in threaded connection with the lower bracket 22 and is abutted against the rocker arm shaft 24 and is arranged on the lower bracket 22, the limiting piece 26 penetrates through the upper bracket 21 and is in threaded connection with the limiting piece 23, the limiting piece 26 is arranged on the limiting piece 23, and the rocker arm 25 is rotatably connected with the rocker arm shaft 24 and is sleeved on the rocker arm shaft 24.
In this embodiment, the rocker arm device on the engine is mounted on the engine through the support 1, two fixing assemblies 2 are provided and are respectively located on the left side and the right side of the support 1, when mounting is performed, the rocker arm 25 is firstly placed between the upper bracket 21 and the lower bracket 22, then the rocker arm shaft 24 penetrates through the lower bracket 22 and the rocker arm 25, so that the rocker arm shaft 24 drives the limiting block 23 to move, and further the limiting block 23 extends into the limiting groove 211, the limiting block 26 is screwed up through the threaded connection of the limiting block 26 and the limiting block 23, so that the limiting block 26 fixes the limiting block 23 inside the limiting groove 211, and further one end of the rocker arm shaft 24 is fixed, the fastening block 27 is screwed up through the threaded connection of the fastening block 27 and the lower bracket 22, so that the fastening block 27 abuts against the rocker arm shaft 24, and further the pressure between the fastening block 27 and the rocker arm shaft 24 is increased, so that the other end of the rocker arm shaft 24 is fixed, when dismounting is performed, the fastening block 26 and the fastening block 27 are only required to be pulled out, so that the rocker arm shaft 24 can be dismounted conveniently, and the purpose of lubrication can be achieved.
Further, referring to fig. 2, the rocker arm shaft 24 has an oil filling groove 241 and a lubrication hole 242, the oil filling groove 241 is located on a side of the rocker arm shaft 24 away from the stopper 23; the lubrication hole 242 penetrates the rocker arm shaft 24, and the lubrication hole 242 communicates with the oil reservoir 241.
Further, referring to fig. 2, the fixing assembly 2 further includes a sealing plug 28, and the sealing plug 28 is screwed with the rocker arm shaft 24 and is located on a side of the rocker arm shaft 24 close to the oil filling groove 241.
In this embodiment, when lubrication is required for the rocker arm 25, lubricating oil is injected into the oil filling groove 241, a plurality of lubricating holes 242 are provided and uniformly distributed in the rocker arm shaft 24, lubricating oil in the oil filling groove 241 can flow between the rocker arm shaft 24 and the rocker arm 25 through the lubricating holes 242, lubrication of the rocker arm 25 is achieved, and the oil filling groove 241 is sealed by the sealing plug 28, so that leakage of lubricating oil in the oil filling groove 241 is prevented.
Further, referring to fig. 1, the support 1 has a mounting hole 11, and the mounting hole 11 penetrates through the support 1.
In the present embodiment, the mount 1 can be mounted on the engine by bolts through the mounting holes 11, and the rocker arm device on the engine can be mounted on the engine.
Further, referring to fig. 1, the rocker arm device on the engine further includes a positioning seat 3, where the positioning seat 3 is fixedly connected to the support 1 and is located at one side of the support 1; the positioning seat 3 has a through hole 31, and the through hole 31 penetrates through the positioning seat 3.
In this embodiment, two positioning seats 3 are provided and are respectively located on the left side and the right side of the support 1, and through the through hole 31 on the positioning seat 3, the through hole 31 is matched with a positioning hole on an engine, so that when the support 1 is installed, the accuracy of the installation position of the support 1 can be ensured.
The utility model discloses a rocker arm device on engine, through support 1 will rocker arm device installs on the engine, fixed subassembly 2 is provided with two, and is located respectively the left and right sides of support 1, when installing, will earlier place rocking arm 25 go up support 21 with between the lower carriage 22, then will rocking arm shaft 24 passes lower carriage 22 with rocking arm 25 makes rocking arm shaft 24 drives stopper 23 removes, and then makes stopper 23 stretches into inside the spacing groove 211, through stopper 26 with the threaded connection of stopper 23 screws up stopper 26 makes stopper 26 will stopper 23 is fixed inside the spacing groove 211, and then will the one end of rocking arm shaft 24 is fixed, through fastener 27 with the threaded connection of lower carriage 22 screws up fastener 27 makes fastener 27 with rocking arm shaft 24 butt, and then fastener 27 with the pressure grow between the rocking arm shaft 24, thereby will the other end of rocking arm shaft 24 is fixed, when dismantling, only need with stopper 26 with fastener 27 will rocking arm shaft 24 will the later stage can be taken out to lubrication and maintenance purpose is realized to rocking arm shaft 24 is dismantled.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (5)
1. An upper rocker arm device of an engine is characterized by comprising a support and a fixing component;
the fixing component comprises an upper support, a lower support, a limiting block, a rocker arm shaft, a rocker arm, a limiting part and a fastening part, the upper support is fixedly connected with the support and is positioned on one side of the support, the upper support is provided with a limiting groove, the limiting groove is positioned on one side of the upper support, the lower support is fixedly connected with the support and is positioned on one side of the support close to the upper support, the limiting block is detachably connected with the upper support and is positioned in the limiting groove, the rocker arm shaft is fixedly connected with the limiting block and is positioned on one side of the limiting block, the fastening part is in threaded connection with the lower support, is abutted against the rocker arm shaft and is arranged on the lower support, the limiting part penetrates through the upper support and is in threaded connection with the limiting block, the limiting part is arranged on the limiting block, and the rocker arm is rotatably connected with the rocker arm shaft and is sleeved on the rocker arm shaft.
2. The upper engine rocker arm apparatus of claim 1,
the rocker arm shaft is provided with an oil filling groove and a lubricating hole, and the oil filling groove is positioned on one side of the rocker arm shaft away from the limiting block; the lubricating hole penetrates through the rocker shaft and is communicated with the oil filling groove.
3. The upper engine rocker arm apparatus of claim 2,
the fixing assembly further comprises a sealing plug, and the sealing plug is in threaded connection with the rocker arm shaft and is located on one side, close to the oil filling groove, of the rocker arm shaft.
4. The upper engine rocker arm apparatus of claim 1,
the support is provided with a mounting hole, and the mounting hole penetrates through the support.
5. The upper engine rocker arm apparatus of claim 1,
the rocker arm device on the engine further comprises a positioning seat, and the positioning seat is fixedly connected with the support and is positioned on one side of the support; the positioning seat is provided with a through hole, and the through hole penetrates through the positioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221163966.3U CN218093176U (en) | 2022-05-16 | 2022-05-16 | Rocker arm device on engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221163966.3U CN218093176U (en) | 2022-05-16 | 2022-05-16 | Rocker arm device on engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218093176U true CN218093176U (en) | 2022-12-20 |
Family
ID=84458407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221163966.3U Expired - Fee Related CN218093176U (en) | 2022-05-16 | 2022-05-16 | Rocker arm device on engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218093176U (en) |
-
2022
- 2022-05-16 CN CN202221163966.3U patent/CN218093176U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |