CN111336208B - Magneto-rheological damper convenient to install - Google Patents
Magneto-rheological damper convenient to install Download PDFInfo
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- CN111336208B CN111336208B CN202010136937.7A CN202010136937A CN111336208B CN 111336208 B CN111336208 B CN 111336208B CN 202010136937 A CN202010136937 A CN 202010136937A CN 111336208 B CN111336208 B CN 111336208B
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- Prior art keywords
- magnetorheological damper
- locking
- connecting column
- install
- rotary disc
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
- F16F9/535—Magnetorheological [MR] fluid dampers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
- B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/54—Arrangements for attachment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2224/00—Materials; Material properties
- F16F2224/04—Fluids
- F16F2224/045—Fluids magnetorheological
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a magneto-rheological damper convenient to mount, which comprises a main body and connecting mechanisms arranged at two ends of the main body, wherein each connecting mechanism comprises a connecting column provided with a jack, a fixed sleeve matched with the connecting column, inserting rods symmetrically arranged at two sides of the fixed sleeve and a control device for controlling the connecting column to enter and exit the jack, the control device comprises a rotary disc rotatably arranged on the fixed sleeve, a first elastic piece sleeved on the connecting column, a baffle arranged on the connecting column, a push block arranged in the rotary disc and a locking assembly for locking the fixed rotary disc, a mounting cavity is arranged in the rotary disc, and the push block is provided with a first inclined plane which is curved in an arc shape.
Description
Technical Field
The invention belongs to the technical field of magneto-rheological shock absorbers, and particularly relates to a magneto-rheological shock absorber convenient to mount.
Background
In the driving process of the automobile, the elastic element in the suspension system is impacted to generate vibration, and in order to improve the driving smoothness of the automobile, a shock absorber is arranged in the suspension in parallel with the elastic element. At present, the bumper shock absorber that adopts on the automotive suspension is mostly passive type, for example traditional passive form hydraulic shock absorber passes through the damping that fluid flowed through the check valve and realizes the cushioning effect, can not change the bumper shock absorber damping coefficient according to road conditions information, and the comfort level of driver and passenger in the driving process can not obtain the biggest satisfaction. The active suspension system with adjustable damping force and spring stiffness can change the damping force and the spring stiffness according to road conditions and vehicle running conditions so as to meet the requirements of riding comfort, running performance and running safety, but the active suspension system is only in a laboratory exploration stage domestically due to the complex structure and high cost of the active suspension system. A semi-active suspension system composed of a passive spring and an active shock absorber capable of adjusting damping force is gradually becoming the development direction of modern automobile suspension systems due to low price, relatively simple manufacturing process and good shock absorption effect.
For example, the magnetorheological fluid shock absorber has compact structure, low power consumption, large damping force and wide dynamic range, and the damping force can be controlled by adjusting the magnitude of an external magnetic field, so the magnetorheological fluid shock absorber has good application prospect in the aspect of automobile shock absorption.
In the installation process of the automobile magneto-rheological damper, a welding type or a large number of bolts are generally adopted for fixing, the magneto-rheological damper has certain service life, when the automobile magneto-rheological damper is damaged due to service life or accidents, the magneto-rheological damper needs to be disassembled, maintained or replaced, the magneto-rheological damper fixed by the bolt type is used daily, the bolts can be soaked by external humid air to cause rust death, welding is stable, cutting is required by a cutting knife when the automobile magneto-rheological damper is disassembled, and the splashed sparks during cutting can cause other automobile elements to be damaged.
Disclosure of Invention
The invention provides a magneto-rheological damper convenient to mount in order to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a magneto-rheological damper convenient to mount comprises a main body and connecting mechanisms arranged at two ends of the main body, wherein each connecting mechanism comprises a connecting column provided with a jack, a fixed sleeve matched with the connecting column, inserting rods symmetrically arranged on two sides of the fixed sleeve and a control device for controlling the connecting column to enter and exit the jack, each control device comprises a rotary disc rotatably arranged on the fixed sleeve, a first elastic part sleeved on the connecting column, a baffle arranged on the connecting column, a push block arranged in the rotary disc and a locking assembly for locking the fixed rotary disc, a mounting cavity is arranged in the rotary disc, and the push block is provided with a first inclined plane bent in an arc shape; when the magnetorheological damper is installed, the fixing sleeve is fixed, the connecting column is inserted into the fixing sleeve, the inserting hole is aligned to the inserting rod, the rotary disc is rotated anticlockwise, the pushing block gradually inserts the inserting rod into the inserting hole due to the fact that the first inclined surface is curved in an arc shape, the connecting column is fixed, one end of the magnetorheological damper is fixed, the other end of the magnetorheological damper is fixed in the same mode as the cylinder, and the magnetorheological damper is very convenient to install; when the magnetorheological damper needs to be replaced, the rotating disc only needs to be rotated reversely, the first elastic piece pushes the baffle plate, the inserting rod is pushed out from the inserting hole, the connecting column is pulled out from the fixing sleeve, then the fixing column of the new magnetorheological damper is inserted and fixed, the fixing sleeve does not need to be replaced, and the magnetorheological damper is convenient to replace.
Preferably, the locking assembly comprises a mounting groove arranged in the turntable, a sliding hole arranged on the mounting groove, a second elastic piece arranged in the mounting groove, a control block arranged at the upper end of the second elastic piece, a locking rod arranged on the control block, a locking plate arranged on the fixing sleeve and a control plate arranged on the side wall of the turntable, the locking rod can be inserted into the sliding hole and can slide up and down, the control block is provided with a second inclined surface, the control plate can slide relative to the turntable, one end of the control plate extends into the mounting groove and is in contact with the second inclined surface, and the locking plate is provided with a locking hole; when holding fixed sleeve and will extrude the control panel and remove in with the mounting groove, along with the control panel removes to the mounting groove gradually, will extrude the control block and move down, and then drive the locking lever and deviate from in the locking hole, then rotate the carousel, when the locking lever rotates under next locking hole, the inserted bar just in time accomplishes and inserts the locking, then unclamp the hand, the second elastic component will upwards promote the control block, and then push the locking lever in the locking hole, in order to avoid the carousel to take place the rotation, guarantee the fixed stability of magnetic current damper.
Preferably, the control panel is provided with a rubber plate; the comfort level when the control panel is pressed by the hand is improved.
Preferably, a limiting plate is arranged at the top of the control plate; prevent the control panel from falling off from the side wall of the turntable.
Preferably, the outer wall of the fixed sleeve is provided with a positioning groove, and the connecting column is provided with a positioning bulge matched with the positioning groove; when the magneto-rheological damper is fixed, the inserted rod can be aligned only by aligning the positioning groove with the positioning bulge, so that the magneto-rheological damper is convenient to mount.
Preferably, the end part of the inserted rod is provided with a ball; through ball and the cooperation of first inclined plane, can promote better that the inserted bar removes in the jack mutually.
Preferably, the outer wall of the fixed sleeve is provided with a rotating groove matched with the rotating disc.
Preferably, a sealing groove is formed in the side wall of the rotating groove, and a sealing strip matched with the sealing groove is arranged on the rotating disc; the sealing groove is matched with the sealing strip to realize the sealing and rotating connection of the rotary disc and the fixed sleeve, so that liquid is prevented from entering the installation cavity from the rotating groove.
Preferably, a plurality of strip-shaped bulges are arranged on the side wall of the turntable; the friction force between the hand and the turntable is improved, and the turntable is convenient to rotate.
In summary, when the magnetorheological damper is installed, the fixing sleeve is fixed, the connecting column is inserted into the fixing sleeve, the inserting hole is aligned with the inserting rod, the rotating disc is rotated anticlockwise, and the pushing block gradually inserts the inserting rod into the inserting hole due to the fact that the first inclined surface is curved in an arc shape, so that the connecting column is fixed, one end of the magnetorheological damper is fixed, the other end of the magnetorheological damper is fixed in the same manner, and the magnetorheological damper is very convenient to install; when the magnetorheological damper needs to be replaced, the rotating disc only needs to be rotated reversely, the first elastic piece pushes the baffle plate, the inserting rod is pushed out from the inserting hole, the connecting column is pulled out from the fixing sleeve, then the fixing column of the new magnetorheological damper is inserted and fixed, the fixing sleeve does not need to be replaced, and the magnetorheological damper is convenient to replace.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the connection mechanism.
Fig. 3 is a longitudinal sectional view of fig. 2.
Fig. 4 is an enlarged view of fig. 3 at a.
Fig. 5 is an enlarged view of fig. 3 at B.
Fig. 6 is a cross-sectional view of fig. 2.
Detailed Description
As shown in fig. 1-6, a magneto rheological damper convenient to install comprises a main body 1 and a connecting mechanism, wherein the main body 1 is a conventional magneto rheological damper main body; the connecting mechanism comprises a connecting column 21, a fixed sleeve 22, an inserted link 23, a rotary table 24, a first elastic part 25, a baffle 26, a push block 27, a strip-shaped bulge 28, a ball 29, a positioning groove 221, a positioning bulge 222 and a locking component, wherein the connecting column of the connecting mechanism positioned at the upper end of the magnetorheological damper is fixed on a piston rod of the main body, the connecting column of the connecting mechanism positioned at the lower end of the magnetorheological damper is fixed at the bottom of the main body, and a jack 211 is formed in the connecting column; the fixed sleeve 22 can be used for inserting the connecting column, and the outer wall of the fixed sleeve is provided with a rotating groove; the inserted rods 23 symmetrically penetrate through the fixed sleeve and can slide relative to the outer wall of the fixed sleeve; the inside of the rotary table 24 is provided with an installation cavity 240 which is clamped outside the fixed sleeve through a rotating groove, the rotary table is provided with a sealing strip 241, the side wall of the rotating groove is provided with a sealing groove matched with the sealing strip, the rotary table and the fixed sleeve can be in sealed rotating connection through the matching of the sealing groove and the sealing strip, and liquid is prevented from entering the installation cavity from the rotating groove; the baffle 26 is fixed on the inserted rod; the first elastic element 25 is a spring which is respectively sleeved on the inserted rods, one end of the first elastic element is fixed on the baffle plate, and the other end of the first elastic element is fixed on the outer wall of the fixed sleeve; the push blocks 27 are symmetrically fixed on the inner wall of the mounting cavity and are provided with first curved surfaces 271 which are curved in an arc shape; the ball 29 is rotatably connected to the end of the inserted link; the positioning groove 221 is formed in the inner wall of the fixed sleeve and corresponds to the insertion hole; the positioning boss 222 is fixed on the outer wall of the connecting column and can be just inserted into the positioning groove, when the magnetorheological damper is installed, the fixing sleeve is fixed firstly, then the positioning groove is aligned with the positioning boss, then the connecting column is inserted into the fixing sleeve, the insertion hole is aligned with the insertion rod, then the rotating disc is rotated anticlockwise, and due to the fact that the first inclined surface is in arc-shaped bending, the push block gradually inserts the insertion rod into the insertion hole, and then the fixing of the connecting column is completed, so that the fixing of one end of the magnetorheological damper is completed, the other end of the magnetorheological damper is fixed in the same mode, and the installation is very convenient; when the magnetorheological damper needs to be replaced, the rotating disc is rotated reversely, the first elastic piece pushes the baffle plate, the inserting rod is pushed out from the inserting hole, the connecting column is pulled out from the fixing sleeve, and then the fixing column of the new magnetorheological damper is inserted and fixed without replacing the fixing sleeve, so that the magnetorheological damper is convenient to replace; the bar-shaped bulges 28 are uniformly fixed on the outer wall of the rotary table, so that the friction force between the hand and the rotary table is improved, and the rotary table is convenient to rotate.
Specifically, the locking assembly comprises a mounting groove 31, a sliding hole, a second elastic element 32, a control block 33, a locking rod 34, a locking plate 35, a control plate 36, a limiting plate 37 and a rubber plate 38, wherein the mounting groove 31 is formed in the turntable; the sliding hole is formed in the rotary table and is arranged above the silent installation groove; the second elastic piece 32 is a spring, and the lower end of the second elastic piece is fixed at the bottom of the mounting groove; the control block 33 is fixed at the upper end of the second elastic element, and a second inclined surface 331 is arranged on the side wall of the control block; one end of the locking rod 34 is fixed on the control block, and the other end of the locking rod extends out of the turntable through the slide hole; the locking plate 35 is fixed on the fixing sleeve, and a locking hole 351 for inserting the locking rod is formed in the locking plate; one end of the control plate 36 extends into the mounting groove to be in contact with the second inclined plane, the other end of the control plate extends out of the rotary table, when the fixing sleeve is held by a hand to extrude the control plate to move the mounting groove, the extrusion control block moves downwards along with the gradual movement of the control plate into the mounting groove, the locking rod is driven to be separated from the locking hole, then the rotary table is rotated, when the locking rod rotates to the position right below the next locking hole, the insertion rod just finishes insertion locking, then the hand is released, the second elastic piece pushes the control block upwards, the locking rod is pushed into the locking hole, the rotary table is prevented from rotating, and the fixing stability of the magneto-rheological damper is ensured; the limiting plate 37 is fixed on the control plate to prevent the control plate from falling off from the side wall of the turntable; the rubber plate 38 is fixed on the end of the control panel extending out, so that the comfort level when the control panel is pressed by hands is improved.
Claims (8)
1. The utility model provides a magneto rheological shock absorber convenient to installation, includes main part (1) and locates coupling mechanism on the main part both ends, its characterized in that: the connecting mechanism comprises a connecting column (21) provided with a jack (211), a fixing sleeve (22) matched with the connecting column (21), insertion rods (23) symmetrically arranged on two sides of the fixing sleeve (22) and a control device for controlling the insertion rods (23) to enter and exit the jack, the control device comprises a rotary disc (24) rotatably arranged on the fixing sleeve, a first elastic part (25) sleeved on the insertion rods (23), a baffle plate (26) arranged on the insertion rods (23), a push block (27) arranged in the rotary disc (24) and a locking assembly for locking the fixed rotary disc, a mounting cavity (240) is arranged in the rotary disc (24), and the push block is provided with a first inclined plane (271) bent in an arc shape;
locking subassembly is including locating mounting groove (31) in the carousel, locating slide opening on mounting groove (31), locating second elastic component (32) in the mounting groove, locating control block (33) of second elastic component (32) upper end, locating locking lever (34) on the control block, locating locking plate (35) on the fixed sleeve and locating control panel (36) on the carousel lateral wall, the locking lever can insert in the slide opening, and can slide from top to bottom, control block (33) are equipped with second inclined plane (331), the carousel slides relatively to the control panel, and control panel one end stretches into in the mounting groove with the contact of second inclined plane, locking plate (35) are equipped with locking hole (351).
2. The magnetorheological damper of claim 1, wherein the magnetorheological damper is easy to install: the control plate (36) is provided with a rubber plate (38).
3. The magnetorheological damper of claim 1, wherein the magnetorheological damper is easy to install: and a limiting plate (37) is arranged at the top of the control plate (36).
4. The magnetorheological damper of claim 1, wherein the magnetorheological damper is easy to install: the inner wall of the fixed sleeve (22) is provided with a positioning groove (221), and the connecting column is provided with a positioning bulge (222) matched with the positioning groove.
5. The magnetorheological damper of claim 1, wherein the magnetorheological damper is easy to install: the end part of the inserted bar (23) is provided with a ball (29).
6. The magnetorheological damper of claim 1, wherein the magnetorheological damper is easy to install: the outer wall of the fixed sleeve (22) is provided with a rotating groove matched with the rotating disc.
7. The magnetorheological damper of claim 6, wherein the magnetorheological damper is adapted to be easily installed: the rotating groove side wall is provided with a sealing groove, and the rotating disc is provided with a sealing strip (241) matched with the sealing groove.
8. The magnetorheological damper of claim 1, wherein the magnetorheological damper is easy to install: the side wall of the rotary disc (24) is provided with a plurality of strip-shaped bulges (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010136937.7A CN111336208B (en) | 2020-03-02 | 2020-03-02 | Magneto-rheological damper convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010136937.7A CN111336208B (en) | 2020-03-02 | 2020-03-02 | Magneto-rheological damper convenient to install |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111336208A CN111336208A (en) | 2020-06-26 |
| CN111336208B true CN111336208B (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010136937.7A Active CN111336208B (en) | 2020-03-02 | 2020-03-02 | Magneto-rheological damper convenient to install |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410822A (en) * | 2013-07-09 | 2013-11-27 | 江阴新仁科技有限公司 | Multi-level regulating bolt |
| DE102006033801B4 (en) * | 2006-07-19 | 2015-07-30 | Boge Elastmetall Gmbh | top mounts |
| CN205654669U (en) * | 2016-02-23 | 2016-10-19 | 中山宝益五金塑胶制品有限公司 | A flexing pipe structure |
| CN207274313U (en) * | 2017-07-03 | 2018-04-27 | 董永胜 | A kind of automobile absorber being easily installed |
| CN108716520A (en) * | 2018-06-22 | 2018-10-30 | 盐城工学院 | A kind of auto magnetorheological damper |
| CN110811098A (en) * | 2019-10-31 | 2020-02-21 | 杭州风行医疗器械有限公司 | Mechanism capable of being quickly and directly plugged and unplugged and use method thereof |
-
2020
- 2020-03-02 CN CN202010136937.7A patent/CN111336208B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006033801B4 (en) * | 2006-07-19 | 2015-07-30 | Boge Elastmetall Gmbh | top mounts |
| CN103410822A (en) * | 2013-07-09 | 2013-11-27 | 江阴新仁科技有限公司 | Multi-level regulating bolt |
| CN205654669U (en) * | 2016-02-23 | 2016-10-19 | 中山宝益五金塑胶制品有限公司 | A flexing pipe structure |
| CN207274313U (en) * | 2017-07-03 | 2018-04-27 | 董永胜 | A kind of automobile absorber being easily installed |
| CN108716520A (en) * | 2018-06-22 | 2018-10-30 | 盐城工学院 | A kind of auto magnetorheological damper |
| CN110811098A (en) * | 2019-10-31 | 2020-02-21 | 杭州风行医疗器械有限公司 | Mechanism capable of being quickly and directly plugged and unplugged and use method thereof |
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| Publication number | Publication date |
|---|---|
| CN111336208A (en) | 2020-06-26 |
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Effective date of registration: 20220622 Address after: 264000 room 1202, yedazhi valley comprehensive center, 300 Changjiang Road, Yantai District, China (Shandong) pilot Free Trade Zone, Yantai City, Shandong Province Patentee after: Shandong Xieli Intelligent Technology Co.,Ltd. Address before: 264003 No. 9, Haitian Road, high tech Zone, Yantai City, Shandong Province Patentee before: YANTAI ZHONGTIAN CONNECTION TECHNOLOGY Research Institute |