CN217784118U - Torsion-limiting vibration damper - Google Patents
Torsion-limiting vibration damper Download PDFInfo
- Publication number
- CN217784118U CN217784118U CN202221602507.0U CN202221602507U CN217784118U CN 217784118 U CN217784118 U CN 217784118U CN 202221602507 U CN202221602507 U CN 202221602507U CN 217784118 U CN217784118 U CN 217784118U
- Authority
- CN
- China
- Prior art keywords
- plate
- limiting
- torsion
- spring
- damping
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a torsion-limiting shock absorber, which comprises a shock absorber sub-assembly and a torsion-limiting device sub-assembly, wherein the torsion-limiting device sub-assembly comprises a connecting plate, a pressure ring, a torsion-limiting friction plate, a pressure plate and a torsion-limiting disc spring; a plurality of torque bearing bosses and friction surfaces which are distributed circumferentially are arranged on the torque limiting friction plate; the shock absorber subassembly comprises a steel sheet, and friction pairs are axially distributed on the steel sheet; the installation of the torque limiter subassembly and the shock absorber subassembly is completed by the contact of the friction pair on the shock absorber subassembly and the friction surfaces of the torque limiting friction plates on two sides of the axial position. The torque-limiting shock absorber is positioned with the flywheel on the engine side through the positioning hole, the torque-limiting shock absorber is connected with the flywheel through the mounting hole to transmit power of the engine, and after the power of the engine is subjected to torque-limiting protection and shock absorption through the torque-limiting shock absorber, the power is transmitted to the transmission through the output spline. The utility model has the advantages that the material through structure itself rivets, and the balance hole is arranged at the outer lane in the rivet space of saving, control assembly balance weight.
Description
Technical Field
The utility model relates to an automobile power assembly system, in particular to limit torsion shock absorber.
Background
The torque-limiting shock absorber is mainly applied to parts between an engine and a gearbox in an automobile power assembly system, and provides functions of vibration reduction, noise reduction and overload protection for an automobile.
At present, in a hybrid electric vehicle, because an internal combustion engine is used, a shock absorber must be assembled at the output end of a crankshaft of an engine generally, and because a clutch which plays a role of torque limitation is not arranged between the engine and a gearbox due to the particularity of the power assembly structure of some hybrid electric vehicles, the torque limitation shock absorber is arranged between the engine and the gearbox generally. At present, the mainstream torsion limiting damper structure is composed of a torsion limiter and a damper, and the torsion limiter is generally arranged on the outer side of the damper in the radial direction.
Chinese patent CN214425011U discloses a torque-limiting vibration absorber, which is implemented by compressing a helical spring to generate stiffness through a structure, and compressing a friction plate by a disc spring to generate torque limitation, and only has a basic damping characteristic, and occupies a relatively large space in a power assembly. Because the position of the outer ring of the torque-limiting shock absorber needs to be riveted through a plurality of rivets, the outer ring lacks a space for arranging a balance hole. This is where the application needs to be focused on.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a limit is turned round shock absorber is provided, the material through structure itself rivets, and the rivet space of saving is used for arranging the balancing hole, control assembly balance mass in the outer lane.
In order to solve the technical problem, the utility model provides a torsion-limiting shock absorber, which comprises a shock absorber subassembly and a torsion limiter subassembly, wherein the torsion limiter subassembly comprises a connecting plate, a pressure ring, a torsion-limiting friction plate, a pressure plate and a torsion-limiting disc spring; a plurality of torque bearing bosses and friction surfaces which are circumferentially distributed are arranged on the torque limiting friction plate; the shock absorber subassembly comprises a steel sheet, wherein a plurality of flat pin holes, spring windows and friction pairs are distributed on the steel sheet in the circumferential direction; the installation of the torque limiter subassembly and the shock absorber subassembly is completed by the contact of the friction pair on the shock absorber subassembly and the friction surfaces of the torque limiting friction plates on two sides of the axial position. The torque-limiting shock absorber is positioned with the flywheel on the engine side through a positioning hole in the connecting plate, the torque-limiting shock absorber is connected with the flywheel through a mounting hole in the connecting plate to transmit power of the engine, and after the power of the engine is subjected to torque-limiting protection and shock absorption through the torque-limiting shock absorber, the power is transmitted to the transmission through the output spline.
The pressing plate is installed in a torsion limiting flanging of the pressing ring, rectangular teeth distributed in the circumferential direction of the pressing plate are installed in a position corresponding to a pressing plate groove in the pressing ring, a torsion limiting disc spring is installed in an axial space between the pressing ring and the pressing plate, the pressing ring penetrates through a pressing ring hole through a forming front flanging angle to be installed with the connecting plate, the axial position relation between the connecting plate and the pressing ring is restrained through the limiting flanging, the forming front flanging angle is bent into a forming rear flanging angle, the installation of the connecting plate and the pressing ring is completed, and a torsion limiter sub-assembly is formed. Two friction surfaces are reserved on the torque limiter subassembly and are used as interfaces of the torque limiter subassembly and the shock absorber subassembly.
A torsion limiting friction plate is arranged at the axial position of the other side of the pressure plate, and torsion bearing bosses distributed in the circumferential direction of the torsion limiting friction plate are correspondingly arranged with the waist-shaped hole on the pressure plate; the other torsion limiting friction plate is arranged on one side of the axial position of the connecting plate, and the torsion bearing bosses distributed in the circumferential direction are arranged corresponding to the waist-shaped holes in the connecting plate.
A plurality of mounting holes, a pressing ring hole, a kidney-shaped hole, a positioning hole and a balance hole which are distributed in the circumferential direction are arranged on the connecting plate, and a balance rivet is mounted on the balance hole, so that the balance of the assembly is controlled.
A plurality of forming front flanging angles and pressing plate grooves which are distributed in the circumferential direction are arranged on the compression ring, and the compression ring is provided with a reinforcing rib and a limiting flanging, wherein the reinforcing rib is arranged at the inner diameter position so as to improve the rigidity of the compression ring.
A plurality of waist-shaped holes and rectangular teeth which are distributed circumferentially are arranged on the pressure plate.
The shock absorber subassembly comprises a steel sheet, a first spring group, a second spring group, a flat pin, a shaft sleeve plate, a spline shaft sleeve, a damping drive plate, a limiting pin, a damping cover plate, a second-stage damping disc spring, a first-stage damping disc spring and a cover plate; the shaft sleeve plate is arranged in the axial space of the steel sheet and the cover plate, and the steel sheet and the cover plate are riveted by the flat pin; the spring windows distributed on the steel sheet in the circumferential direction, the spring windows distributed on the shaft sleeve plate in the circumferential direction and the spring windows distributed on the cover plate in the circumferential direction are the same in number and are in one-to-one correspondence in position to form a plurality of spring bins distributed in the circumferential direction; the first spring group and the second spring group are arranged in the spring bin at intervals in the circumferential direction; the spline shaft sleeve is arranged in the axial space of the steel sheet and the cover plate, the number of spline outer teeth distributed on the circumference of the spline shaft sleeve is the same as that of spline inner teeth distributed on the circumference of the shaft sleeve plate, and the spline shaft sleeve is arranged at a corresponding position to transmit the torque of the damper.
The damping cover plate is arranged in the axial space of the steel sheet and the shaft sleeve plate, the damping drive plate is arranged in the axial space of the cover plate and the shaft sleeve plate, the first-stage damping disc spring is arranged in the axial space of the shaft sleeve plate and the damping drive plate, the first-stage damping disc spring is matched and positioned with a disc spring hole in the damping cover plate through an outer ring turning angle, the second-stage damping disc spring is arranged in the axial space of the cover plate and the damping drive plate, the second-stage damping disc spring is matched and positioned with a disc spring hole in the damping cover plate through an outer ring turning angle, and the damping cover plate is riveted with the damping drive plate through a limiting pin.
A plurality of limit pins and damping driving angles which are distributed circumferentially are arranged on the damping driving plate; a plurality of spring windows, limiting angles, damping control holes and spline internal teeth which are distributed circumferentially are arranged on the shaft sleeve plate; the damping driving angle is contacted with one side of the first spring group and one side of the second spring group, and meanwhile, the control range of the asymmetric damping is adjusted through the design of the damping control hole. The limiting pin penetrates through the damping control hole to rivet the damping cover plate and the damping drive plate, the size of the middle section of the limiting pin is smaller than that of the damping control hole, namely a certain gap exists between the limiting pin and the damping control hole, the gap is adjusted by designing the size of the damping control hole, the size of the gap determines the range of primary damping, and secondary damping is achieved when the limiting pin is in contact with the damping control hole.
When the shock absorber subassembly reaches the maximum compression stroke of the first spring group and the second spring group, the maximum compression stroke of the first spring group and the maximum compression stroke of the second spring group are the same, and the limit angles distributed in the circumferential direction are in contact with the flat pins for limiting, so that the first spring group and the second spring group are not compressed any more.
The first spring group is formed by mounting a small spring in the center of a large spring, and the second spring group is formed by mounting a rubber spring in the center of the large spring.
A plurality of spline outer teeth which are distributed circumferentially and an output spline are arranged on the spline shaft sleeve.
A plurality of limiting pin holes K and disc spring holes which are distributed circumferentially are arranged on the damping cover plate.
A plurality of spring windows I and flat pin holes F which are distributed circumferentially are arranged on the cover plate.
The utility model has the advantages that:
1) The utility model discloses the rivet has been saved to the structure of torque limiter subassembly, rivets the connection through the material of structure itself, through the rivet space that saves, arranges the balance hole in the outer lane, is convenient for control assembly balance volume, makes the structural design of torque limiter subassembly compact simultaneously, is convenient for the matching use of little space power assembly;
2) The utility model adds the asymmetric damping function in the shock absorber subassembly, realizes the shock absorber function and improves the shock absorption performance;
3) The utility model discloses a friction disc is turned round to limit does not have the hole, through set up the boss meter on the friction disc is turned round to the limit, with the waist type hole fit on the corresponding metalwork, under the prerequisite that does not influence the limit and turns round friction disc part structural strength, effectively reduces the diametric dimension of friction disc.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of an assembly structure according to an embodiment of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an exploded view of an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a connecting plate component according to an embodiment of the present invention;
FIG. 5 is a schematic view of a structure of a press ring component according to an embodiment of the present invention;
description of the figures
1-a connecting plate;
101-mounting holes; 102-ring pressing hole;
103-kidney shaped hole A; 104-positioning holes;
105-a balancing hole;
2-pressing a ring;
201-forming a back-turned angle; 202-reinforcing ribs;
203-forming a forward turning angle; 204-platen slot;
205-limiting flanging;
3-torque limiting friction plate;
301-torque bearing boss; 302-friction face;
4, pressing a plate;
401-kidney hole B; 402-rectangular teeth;
5-torsion limiting disc spring;
6-steel sheet;
601-friction pair C; 602-friction pair D;
603-flat pin hole E; 604-spring window G;
7-big spring; 8-rubber spring;
9-flat pin; 10-small spring;
11-a shaft sleeve plate;
1101-spring window H; 1102-limiting angle;
1103 — damping control orifice; 1104-spline internal teeth;
12-spline shaft sleeve;
1201-spline outer teeth; 1202-output spline;
13-a damping drive plate;
1301-limit pin hole J; 1302-damping drive angle;
14-a limit pin;
15-damping cover plate;
1501-limit pin hole K; 1502-disc spring hole;
16-a secondary damping disc spring; 17-primary damping disc spring;
18-a cover plate;
1801-spring window I; 1802-flat pin hole F.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of an assembly structure according to an embodiment of the present invention; FIG. 2 showsbase:Sub>A cross-sectional view A-A of FIG. 1; figure 3 shows an exploded view of an embodiment of the present invention; FIG. 4 is a schematic structural diagram of a connecting plate component according to an embodiment of the present invention; fig. 5 shows a schematic structural diagram of a pressure ring component according to an embodiment of the present invention.
As shown in fig. 1 and 2, the torque limiter damper includes a torque limiter subassembly and a damper subassembly.
As shown in FIG. 3, the torque limiter subassembly comprises a connecting plate 1, a pressure ring 2, a torque limiting friction 3 sheet, a pressure plate 4 and a torque limiting disc spring 5.
As shown in fig. 4, a plurality of circumferentially distributed mounting holes 101, a press ring hole 102, a kidney-shaped hole a103, a positioning hole 104 and a balance hole 105 are arranged on the connecting plate 1.
As shown in fig. 5, a plurality of molding forward-turned angles 203, a pressing plate groove 204, a reinforcing rib 202 and a limiting turned edge 205 which are distributed circumferentially are arranged on the pressure ring 2, and the reinforcing rib 202 is arranged at an inner diameter position to improve the rigidity of the pressure ring.
The torque limiting friction plate 3 is provided with a plurality of circumferentially distributed torque receiving bosses 301 and a friction surface 302.
A plurality of waist-shaped holes B401 and rectangular teeth 402 which are distributed circumferentially are arranged on the pressure plate 4.
The pressing plate 4 is installed in a torsion limiting flanging 205 of the pressing ring 2, the number of the rectangular teeth 402 distributed in the circumferential direction is the same as that of the pressing plate grooves 204, the rectangular teeth and the pressing plate grooves are installed in one-to-one corresponding positions, and the torsion limiting disc springs 5 are installed in axial spaces of the pressing ring 2 and the pressing plate 4. One torque-limiting friction plate 3 is arranged at the axial position of the other side of the pressure plate 4, the number of the torque-bearing bosses 301 distributed circumferentially is the same as that of the waist-shaped holes B401, and the torque-limiting friction plates are arranged at the positions corresponding to the waist-shaped holes B401 one by one. The other torsion limiting friction plate 3 is arranged on one side of the axial position of the connecting plate 1, the number of the torsion bearing bosses 301 distributed in the circumferential direction is the same as that of the kidney-shaped holes A103, and the torsion bearing bosses and the kidney-shaped holes A103 are arranged in a one-to-one corresponding position. The compression ring 2 penetrates through the compression ring hole 102 through the forming forward-flanging angle 203 to be mounted with the connecting plate 1, the number of the forming forward-flanging angles 203 distributed in the circumferential direction is the same as that of the compression ring hole 102, the axial position relation between the connecting plate 1 and the compression ring 2 is restrained through the limiting flanging 205, meanwhile, the forming forward-flanging angles 203 are bent into forming backward-flanging angles 201, and the mounting of the connecting plate 1 and the compression ring 2 is completed. The assembly of the torque limiter subassembly is thus completed, leaving two friction surfaces 302 on the torque limiter subassembly as interfaces to the damper subassembly.
The vibration absorber subassembly comprises a steel sheet 6, a large spring 7, a rubber spring 8, a flat pin 9, a small spring 10, a shaft sleeve plate 11, a spline shaft sleeve 12, a damping drive plate 13, a limiting pin 14, a damping cover plate 15, a secondary damping disc spring 16, a primary damping disc spring 17 and a cover plate 18.
The steel sheet 6 is provided with a plurality of flat pin holes E603 and spring windows G604 which are distributed circumferentially, and a friction pair C601 and a friction pair D602 which are distributed axially.
A plurality of circumferentially distributed spring windows H1101, a limiting angle 1102, a damping control hole 1103 and spline internal teeth 1104 are arranged on the shaft sleeve plate 11.
The spline shaft sleeve 12 is provided with a plurality of spline outer teeth 1201 distributed circumferentially and an output spline 1202.
A plurality of circumferentially distributed limit pins J1301 and a plurality of damping driving angles 1302 are arranged on the damping driving plate 13.
And a plurality of circumferentially distributed limit pin holes K1501 and disc spring holes 1502 are arranged on the damping cover plate 15.
A plurality of circumferentially distributed spring windows I1801 and flat pin holes F1802 are arranged on the cover plate 18.
The spring windows G604, the spring windows H1101 and the spring windows I1801 which are distributed in the circumferential direction are the same in number and are in one-to-one correspondence in position, so that a plurality of circumferentially distributed spring bins are formed. The flat pin holes E603 and the flat pin holes F1802 which are distributed in the circumferential direction are the same in number and are in one-to-one correspondence in position, the shaft sleeve plate 11 is installed in the axial space of the steel sheet 6 and the cover plate 18, and two ends of the flat pin 9 penetrate through the flat pin holes E603 and the flat pin holes F1802 respectively to rivet and connect the steel sheet 6 and the cover plate 18. The small spring 10 is arranged in the center of the large spring 7 to form a first spring group, the rubber spring 8 is arranged in the center of the large spring 7 to form a second spring group, and the first spring group and the second spring group are circumferentially distributed in the spring bin at intervals. The spline shaft sleeve 12 is arranged in the axial space of the steel sheet 6 and the cover plate 18, the number of the spline outer teeth 1201 and the number of the spline inner teeth 1104 which are distributed in the circumferential direction are the same, and the spline shaft sleeve is arranged at the position corresponding to the spline inner teeth 1104 one by one to transmit the torque of the damper.
The damping cover plate 15 is installed in the axial space of the steel sheet 6 and the shaft sleeve plate 11, the damping drive plate 13 is installed in the axial space of the cover plate 18 and the shaft sleeve plate 11, further, the first-stage damping disc spring 17 is installed in the axial space of the shaft sleeve plate 11 and the damping drive plate 13, the first-stage damping disc spring 17 is located through an outer ring turning angle and a part of disc spring holes 1502, the second-stage damping disc spring 16 is installed in the axial space of the cover plate 18 and the damping drive plate 13, the second-stage damping disc spring 16 is located through the outer ring turning angle and the rest of the disc spring holes 1502 in a matched mode, the number of the limiting pin holes J1301, the limiting pin holes K1501 and the damping control holes 1103 which are distributed in the circumferential direction is the same, two ends of the limiting pin 14 respectively penetrate through the limiting pin holes J1301 and the limiting pin holes K1501, meanwhile, the middle section of the limiting pin 14 penetrates through the damping control holes 1103, and the damping cover plate 15 and the damping drive plate 13 are connected in a riveting mode. The assembly of the shock absorber subassembly is thereby completed.
During operation of the shock absorber subassembly, the damping actuation angle 1302 contacts one side of spring set one and spring set two while adjusting the control range of asymmetric damping through the design of the damping control aperture 1103. The limiting pin penetrates through the damping control hole to rivet the damping cover plate and the damping drive plate, the size of the middle section of the limiting pin is smaller than that of the damping control hole, namely a certain gap exists between the limiting pin and the damping control hole, the gap is adjusted by designing the size of the damping control hole, the size of the gap determines the range of primary damping, and secondary damping is achieved when the limiting pin is in contact with the damping control hole. When the shock absorber subassembly reaches the maximum compression stroke of the first spring group and the second spring group, the maximum compression stroke of the first spring group is the same as that of the second spring group, and the limit angles 1102 distributed in the circumferential direction are in contact with the flat pins 9 for limiting, so that the first spring group and the second spring group are guaranteed not to be compressed any more.
The installation of the torque limiter subassembly and the shock absorber subassembly is completed by the friction pair C601 and the friction pair D602 on the shock absorber subassembly and the friction surface contact 302 of the torque limiting friction plates 3 on two sides of the axial position, the balance amount of the assembly is reduced by installing balance rivets on the balance holes 105, so that the torque limiting shock absorber is formed, the torque limiting shock absorber is positioned with a flywheel on the engine side through the positioning holes 104, the engine power is connected with the flywheel through the installation holes 101 to be transmitted, and the power is transmitted to the transmission through the output spline 1202 after the engine power is protected and damped by the torque limiting shock absorber.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a limit is turned round shock absorber, includes the shock absorber subassembly, its characterized in that: the torsion limiter sub-assembly comprises a connecting plate, a pressure ring, a torsion limiting friction plate, a pressure plate and a torsion limiting disc spring; a plurality of torque bearing bosses and friction surfaces which are circumferentially distributed are arranged on the torque limiting friction plate; the shock absorber subassembly comprises a steel sheet, and friction pairs are axially distributed on the steel sheet; the installation of the torque limiter subassembly and the shock absorber subassembly is completed by the contact of the friction pair on the shock absorber subassembly and the friction surfaces of the torque limiting friction plates on two sides of the axial position.
2. The torsion damper according to claim 1, wherein: the pressing plate is installed in a torsion limiting flanging of the pressing ring, rectangular teeth distributed in the circumferential direction of the pressing plate are installed in a position corresponding to a pressing plate groove in the pressing ring, a torsion limiting disc spring is installed in an axial space between the pressing ring and the pressing plate, the pressing ring penetrates through a pressing ring hole through a forming front flanging angle to be installed with the connecting plate, the axial position relation between the connecting plate and the pressing ring is restrained through the limiting flanging, the forming front flanging angle is bent into a forming rear flanging angle, the installation of the connecting plate and the pressing ring is completed, and a torsion limiter sub-assembly is formed.
3. The torsion limited damper of claim 2, wherein: a torsion limiting friction plate is arranged at the axial position of the other side of the pressure plate, and torsion bearing bosses distributed in the circumferential direction of the torsion limiting friction plate are correspondingly arranged with the waist-shaped hole on the pressure plate; the other torsion limiting friction plate is arranged on one side of the axial position of the connecting plate, and the torsion bearing bosses distributed in the circumferential direction are arranged corresponding to the waist-shaped holes in the connecting plate.
4. The torsion limited damper of claim 1, wherein: a plurality of mounting holes, a pressing ring hole, a kidney-shaped hole, a positioning hole and a balance hole which are distributed in the circumferential direction are arranged on the connecting plate, and a balance rivet is mounted on the balance hole, so that the balance of the assembly is controlled.
5. The torsion limited damper of claim 1, wherein: a plurality of forming front flanging angles and pressing plate grooves which are distributed in the circumferential direction are arranged on the compression ring, and the compression ring is provided with a reinforcing rib and a limiting flanging, wherein the reinforcing rib is arranged at the inner diameter position so as to improve the rigidity of the compression ring.
6. The torsion limited damper of claim 1, wherein: a plurality of waist-shaped holes and rectangular teeth which are distributed circumferentially are arranged on the pressure plate.
7. The torsion limited damper of claim 1, wherein: the shock absorber subassembly comprises a steel sheet, a first spring group, a second spring group, a flat pin, a shaft sleeve plate, a spline shaft sleeve, a damping drive plate, a limiting pin, a damping cover plate, a secondary damping disc spring, a primary damping disc spring and a cover plate; the shaft sleeve plate is arranged in the axial space of the steel sheet and the cover plate, and the steel sheet and the cover plate are riveted by the flat pin; the spring windows distributed on the steel sheet in the circumferential direction, the spring windows distributed on the shaft sleeve plate in the circumferential direction and the spring windows distributed on the cover plate in the circumferential direction are the same in number and are in one-to-one correspondence in position to form a plurality of spring bins distributed in the circumferential direction; the first spring group and the second spring group are arranged in the spring bin at intervals in the circumferential direction; the spline shaft sleeve is arranged in the axial space of the steel sheet and the cover plate, the number of spline outer teeth distributed on the spline shaft sleeve in the circumferential direction is the same as that of spline inner teeth distributed on the shaft sleeve plate in the circumferential direction, and the spline shaft sleeve is arranged at a corresponding position to transmit the torque of the shock absorber.
8. The torsion damper according to claim 7, wherein: the damping cover plate is arranged in the axial space of the steel sheet and the shaft sleeve plate, the damping drive plate is arranged in the axial space of the cover plate and the shaft sleeve plate, the first-stage damping disc spring is arranged in the axial space of the shaft sleeve plate and the damping drive plate, the first-stage damping disc spring is matched and positioned with a disc spring hole in the damping cover plate through an outer ring turning angle, the second-stage damping disc spring is arranged in the axial space of the cover plate and the damping drive plate, the second-stage damping disc spring is matched and positioned with a disc spring hole in the damping cover plate through an outer ring turning angle, and the damping cover plate is riveted with the damping drive plate through a limiting pin.
9. The torsion limited damper of claim 8, wherein: a plurality of limit pins and damping driving angles which are distributed circumferentially are arranged on the damping driving plate; a plurality of spring windows, limiting angles, damping control holes and spline internal teeth which are distributed circumferentially are arranged on the shaft sleeve plate; the damping driving angle is in contact with one side of the first spring group and one side of the second spring group, meanwhile, the control range of asymmetric damping is adjusted by designing the size of the damping control hole, and when the shock absorber subassembly reaches the maximum compression stroke of the first spring group and the second spring group, the limit angles distributed in the circumferential direction are in contact with the flat pins for limiting, so that the first spring group and the second spring group are not compressed any more.
10. The torsion limited damper of claim 7, wherein: the first spring group is formed by installing a small spring in the center of a large spring, and the second spring group is formed by installing a rubber spring in the center of the large spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221602507.0U CN217784118U (en) | 2022-06-25 | 2022-06-25 | Torsion-limiting vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221602507.0U CN217784118U (en) | 2022-06-25 | 2022-06-25 | Torsion-limiting vibration damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217784118U true CN217784118U (en) | 2022-11-11 |
Family
ID=83937184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221602507.0U Active CN217784118U (en) | 2022-06-25 | 2022-06-25 | Torsion-limiting vibration damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217784118U (en) |
-
2022
- 2022-06-25 CN CN202221602507.0U patent/CN217784118U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4139995A (en) | High deflection amplitude torsional vibration damper | |
| CN107654571B (en) | Torsion-limiting shock absorber | |
| US4485909A (en) | Multiple stage vibration damper | |
| GB2127131A (en) | Damper disc | |
| GB2066415A (en) | Torsional vibration damper | |
| US4533338A (en) | Damper disc | |
| EP0147136B1 (en) | Minimum complexity vibration damper | |
| US4257510A (en) | Non-linear spring rate clutch damper | |
| CN217784118U (en) | Torsion-limiting vibration damper | |
| CN111734783A (en) | Flywheel shock absorber integrating multistage variable damping | |
| CN115199702A (en) | Torsion-limiting vibration damper | |
| US4679678A (en) | Minimum complexity vibration damper | |
| CN113531042B (en) | Torsion-limiting shock absorber | |
| CN112360923B (en) | Damping disc assembly and two-stage damping torque-limiting shock absorber | |
| CN210949828U (en) | Spline structure integrating multistage vibration reduction function | |
| CN209892691U (en) | Dual-mass flywheel based on nonlinear torsional vibration isolation principle | |
| CN216158197U (en) | Asymmetric damping large-corner torsion-limiting shock absorber | |
| CN112443627A (en) | Flywheel damper integrated with radial double dampers | |
| CN110594398A (en) | Spline structure integrating multistage vibration reduction function | |
| CN217271667U (en) | Radial grading torsion-limiting shock absorber | |
| CN212338026U (en) | Flywheel damper integrated with torque limiting device | |
| CN214425011U (en) | Torsion-limiting vibration damper | |
| CN214404421U (en) | Clutch driven disc for vehicle | |
| CN217784117U (en) | Large-corner multi-piece torsion-limiting shock absorber | |
| CN113833808A (en) | Asymmetric damping large-corner torsion-limiting shock absorber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |