CN215488402U - Engine flywheel shell with extrusion-proof structure - Google Patents
Engine flywheel shell with extrusion-proof structure Download PDFInfo
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- CN215488402U CN215488402U CN202121774031.4U CN202121774031U CN215488402U CN 215488402 U CN215488402 U CN 215488402U CN 202121774031 U CN202121774031 U CN 202121774031U CN 215488402 U CN215488402 U CN 215488402U
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Abstract
The utility model discloses an engine flywheel shell with an anti-extrusion structure, which comprises a main body fixedly arranged at the outer end of a flywheel, wherein the outer end of the main body is fixedly connected with an installation block, the outer side of the installation block is provided with a base body, the side end of the base body is provided with an input shaft, the outer surface of the input shaft is connected with a sleeve, the fixed block is fixedly arranged at the side end of a dustproof shell through a bolt, the inner end of the fixed block is provided with a fixed pin, the outer surface of the fixed pin is connected with a spring, the bottom end of the fixed pin is connected with a hole groove, and the output end of the fixed pin slides in a butt joint groove. This engine flywheel shell with prevent extrusion structure is provided with fixed block and fixed pin, makes its output slide at the butt joint inslot through the pulling of fixed pin to drive the fixed axle and slide in the side channel, when the fixed axle removed to the side channel top, rotated the fixed pin and made fixed axle and extending groove carry out the block, thereby made the base member separate the dismouting maintenance of being convenient for with the main part.
Description
Technical Field
The utility model relates to the technical field of engine flywheel shells, in particular to an engine flywheel shell with an anti-extrusion structure.
Background
The flywheel shell is arranged between an engine and a gearbox and plays roles of connecting a machine body and protecting, but the existing flywheel shell has certain defects, such as the defects of the existing flywheel shell;
the dustproof sealing engine flywheel shell disclosed in the publication No. CN208651976U achieves a better sealing effect by arranging an annular sealing gasket between an annular groove and an annular flange in a cushioning mode. But present bell housing outside dustproof housing mostly is fixed bolt connection when docking, after long-time the use, can not convenient maintain and change to and present casing is because the extrusion force that the sleeve outside the input shaft slided and produces, makes the hole groove grow, influences butt joint stability.
Aiming at the problems, innovative design is urgently needed on the basis of the original engine flywheel shell.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an engine flywheel casing with an anti-extrusion structure, and aims to solve the problems that most of existing flywheel casing outer side dustproof casings proposed in the background technology are connected through fixing bolts when in butt joint, and cannot be maintained and replaced conveniently after long-time use, and the existing casings are large in hole grooves due to extrusion force generated by sliding of input shaft outer side sleeves, and butt joint stability is affected.
In order to achieve the purpose, the utility model provides the following technical scheme: an engine flywheel housing having an anti-extrusion structure comprising:
the flywheel comprises a main body, a flywheel and a sleeve, wherein the main body is fixedly arranged at the outer end of the flywheel, the outer end of the main body is fixedly connected with an installation block, a base body is arranged on the outer side of the installation block, an input shaft is arranged at the side end of the base body, and the outer surface of the input shaft is connected with the sleeve;
the fixing block is fixedly installed at the side end of the base body through a bolt, a fixing pin is arranged at the inner end of the fixing block, a spring is connected to the outer surface of the fixing pin, the bottom end of the fixing pin is connected with the hole groove, and meanwhile the output end of the fixing pin slides in the butt joint groove;
the fixed shaft is fixedly arranged on the outer surface of the bottom end of the fixed pin and connected with the side groove, and an extension groove is formed in the top end of the side groove;
the spread groove, set up in the outside of base member, the inboard of spread groove is connected with the sleeve, and the inboard of spread groove has seted up the draw-in groove to the inner of draw-in groove is provided with the ball.
Preferably, the input shaft and the sleeve are in a sleeved sliding structure, and the sleeve and the base body form a penetrating structure through a connecting groove.
Preferably, the fixed block constitutes sliding construction through butt joint groove and fixed pin, and the fixed pin passes through the spring and constitutes elastic construction with the fixed block to the fixed pin is connected for the block with the hole groove, makes base member and installation piece carry out the stable connection through the block of fixed pin and hole groove.
Preferably, the outer side of the butt joint groove is provided with a side groove, the side groove is in sliding connection with the fixed shaft, and the fixed shaft slides in the side groove by pulling the fixed pin.
Preferably, the top end of the side groove is provided with an extension groove, the extension groove is connected with the fixed shaft in a clamping manner, and the position of the fixed pin is fixed by clamping the extension groove with the fixed shaft.
Preferably, the draw-in groove of symmetric distribution is seted up to the inboard of spread groove, and draw-in groove and ball are connected for the block to the ball surface laminates mutually with the sleeve surface, rotates in the draw-in groove through the ball and makes the sleeve reduce the extrusion force of spread groove.
Compared with the prior art, the utility model has the beneficial effects that: the engine flywheel shell with the anti-extrusion structure;
1. the fixing block and the fixing pin are arranged, the output end of the fixing pin slides in the butt joint groove by pulling the fixing pin and drives the fixing shaft to slide in the side groove, and when the fixing shaft moves to the top end of the side groove, the fixing pin is rotated to clamp the fixing shaft with the extension groove, so that the base body is separated from the main body, and the disassembly, assembly and maintenance are facilitated;
2. be provided with draw-in groove and ball, when the sleeve slided along the input shaft surface, will carry out through connection through spread groove and base member to drive the ball and rotate, through the rotation of ball, reduce the extrusion force that produces when sleeve and base member carry out the relative slip, avoid the spread groove grow, increase life.
Drawings
FIG. 1 is a schematic view of the overall front view structure of the present invention;
FIG. 2 is a schematic cross-sectional structural view of a substrate according to the present invention;
FIG. 3 is a front cross-sectional view of the fixing block of the present invention;
FIG. 4 is a schematic top view of the fixing block of the present invention;
FIG. 5 is a schematic view of a front view of a connecting groove of the present invention.
In the figure: 1. a main body; 2. mounting blocks; 3. a substrate; 4. an input shaft; 5. a sleeve; 6. a fixed block; 7. a fixing pin; 8. a spring; 9. a hole groove; 10. a fixed shaft; 11. a butt joint groove; 12. a side groove; 13. an extension groove; 14. connecting grooves; 15. a card slot; 16. and a ball.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an engine flywheel housing having an anti-extrusion structure comprising:
the flywheel comprises a main body 1, a mounting block 2, a base body 3, an input shaft 4 and a sleeve 5, wherein the main body 1 is fixedly mounted at the outer end of the flywheel, the outer end of the main body 1 is fixedly connected with the mounting block 2, the outer side of the mounting block 2 is provided with the base body 3, the side end of the base body 3 is provided with the input shaft 4, and the outer surface of the input shaft 4 is connected with the sleeve 5;
the fixing block 6 is fixedly installed at the side end of the base body 3 through bolts, a fixing pin 7 is arranged at the inner end of the fixing block 6, a spring 8 is connected to the outer surface of the fixing pin 7, the bottom end of the fixing pin 7 is connected with a hole groove 9, and meanwhile the output end of the fixing pin 7 slides in a butt joint groove 11;
the fixing shaft 10 is fixedly arranged on the outer surface of the bottom end of the fixing pin 7, the fixing shaft 10 is connected with the side groove 12, and the top end of the side groove 12 is provided with an extending groove 13;
the connecting groove 14 is formed in the outer side of the base body 3, the inner side of the connecting groove 14 is connected with the sleeve 5, a clamping groove 15 is formed in the inner side of the connecting groove 14, and a ball 16 is arranged at the inner end of the clamping groove 15.
The input shaft 4 and the sleeve 5 are in a sleeve sliding structure, the sleeve 5 and the base body 3 form a penetrating structure through a connecting groove 14, the fixing block 6 and the fixing pin 7 form a sliding structure through a butt joint groove 11, the fixing pin 7 and the fixing block 6 form an elastic structure through a spring 8, the fixing pin 7 and the hole groove 9 are in clamping connection, a side groove 12 is formed in the outer side of the butt joint groove 11, and the side groove 12 and the fixing shaft 10 are in sliding connection.
When needs carry out the dismouting maintenance, need carry out the separation of base member 3 and installation piece 2, can upwards stimulate fixed pin 7, its output is along butt joint groove 11 upwards slip and extrusion spring 8, it slides in side channel 12 to drive fixed pin 7 outside fixed connection's fixed axle 10 simultaneously, when fixed axle 10 reachs in the top extension groove 13 of side channel 12, rotate fixed pin 7, make its output drive fixed axle 10 rotate, make fixed axle 10 carry out the block with extension groove 13, make base member 3 break away from with installation piece 2 and be convenient for maintain the clearance.
An extension groove 13 is formed in the top end of the side groove 12, the extension groove 13 is connected with the fixed shaft 10 in a clamping mode, symmetrically distributed clamping grooves 15 are formed in the inner side of the connecting groove 14, the clamping grooves 15 are connected with the balls 16 in a clamping mode, and the outer surfaces of the balls 16 are attached to the outer surface of the sleeve 5.
The user steps on the clutch footboard, drives sleeve 5 and slides at 4 surfaces of gearbox input shaft for sleeve 5 carries out sliding connection through spread groove 14 and 3 tops of base member, and owing to spread groove 14 the inner is provided with multiunit ball 16 this moment, ball 16 and 5 surfaces of sleeve laminate mutually, ball 16 will rotate in draw-in groove 15 during relative slip, frictional force when reducing sleeve 5 and spread groove 14 and slide increases life.
The working principle is as follows: when the engine flywheel housing with the anti-extrusion structure is used, according to the figures 1-5, firstly, the device is placed at a position needing to work, the fixing pin 7 is pulled upwards along the butt joint groove 11 to drive the fixing shaft 10 to slide upwards in the side groove 12, the fixing pin 7 is rotated to enable the fixing shaft 10 to be clamped with the extension groove 13, the position of the fixing pin 7 is fixed, and the base body 3 and the mounting block 2 are separated from the connecting structure;
sleeve 5 slides along input shaft 4, drives ball 16 simultaneously and rotates in draw-in groove 15, reduces the extrusion force that produces when sleeve 5 carries out the relative slip with base member 3, avoids connecting groove 14 grow, has increased holistic practicality.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An engine flywheel housing having an anti-extrusion structure, comprising:
the flywheel comprises a main body (1) fixedly arranged at the outer end of the flywheel, wherein the outer end of the main body (1) is fixedly connected with an installation block (2), a base body (3) is arranged on the outer side of the installation block (2), an input shaft (4) is arranged at the side end of the base body (3), and a sleeve (5) is connected to the outer surface of the input shaft (4);
the fixing block (6) is fixedly installed at the side end of the base body (3) through a bolt, a fixing pin (7) is arranged at the inner end of the fixing block (6), a spring (8) is connected to the outer surface of the fixing pin (7), the bottom end of the fixing pin (7) is connected with the hole groove (9), and meanwhile the output end of the fixing pin (7) slides in the butt joint groove (11);
the fixing shaft (10) is fixedly arranged on the outer surface of the bottom end of the fixing pin (7), the fixing shaft (10) is connected with the side groove (12), and the top end of the side groove (12) is provided with an extending groove (13);
the connecting groove (14) is arranged on the outer side of the base body (3), the inner side of the connecting groove (14) is connected with the sleeve (5), the inner side of the connecting groove (14) is provided with a clamping groove (15), and the inner end of the clamping groove (15) is provided with a ball (16).
2. The engine flywheel housing with the anti-extrusion structure is characterized in that the input shaft (4) and the sleeve (5) are in a sleeved sliding structure, and the sleeve (5) and the base body (3) form a penetrating structure through the connecting groove (14).
3. The engine flywheel housing with the extrusion preventing structure is characterized in that the fixing block (6) and the fixing pin (7) form a sliding structure through the butt joint groove (11), the fixing pin (7) and the fixing block (6) form an elastic structure through the spring (8), and the fixing pin (7) and the hole groove (9) are in clamping connection.
4. The engine flywheel housing with the anti-extrusion structure according to claim 3 is characterized in that a side groove (12) is formed on the outer side of the butt joint groove (11), and the side groove (12) is in sliding connection with the fixed shaft (10).
5. The engine flywheel housing with the anti-extrusion structure as claimed in claim 4, wherein the top end of the side groove (12) is provided with an extension groove (13), and the extension groove (13) is connected with the fixed shaft (10) in a clamping manner.
6. The engine flywheel housing with the anti-extrusion structure is characterized in that clamping grooves (15) are symmetrically distributed on the inner side of the connecting groove (14), the clamping grooves (15) are connected with the balls (16) in a clamping mode, and the outer surface of each ball (16) is attached to the outer surface of the sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121774031.4U CN215488402U (en) | 2021-08-02 | 2021-08-02 | Engine flywheel shell with extrusion-proof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121774031.4U CN215488402U (en) | 2021-08-02 | 2021-08-02 | Engine flywheel shell with extrusion-proof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215488402U true CN215488402U (en) | 2022-01-11 |
Family
ID=79754048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121774031.4U Active CN215488402U (en) | 2021-08-02 | 2021-08-02 | Engine flywheel shell with extrusion-proof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215488402U (en) |
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2021
- 2021-08-02 CN CN202121774031.4U patent/CN215488402U/en active Active
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