CN217673040U - Damping mechanism for electric vehicle - Google Patents
Damping mechanism for electric vehicle Download PDFInfo
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- CN217673040U CN217673040U CN202221177097.XU CN202221177097U CN217673040U CN 217673040 U CN217673040 U CN 217673040U CN 202221177097 U CN202221177097 U CN 202221177097U CN 217673040 U CN217673040 U CN 217673040U
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Abstract
The utility model discloses a damper for electric motor car relates to electric motor car technical field, including front fork bracing piece and bumper shock absorber, the piston rod, first thread bush rotates the cover, the spring, the bottom of front fork bracing piece with the top of piston rod is provided with coupling assembling. The utility model discloses a set up coupling assembling and spacing subassembly, through spacing subassembly with first rotation piece and fixed block unblock, then rotatory first rotation piece, carry out threaded connection with first bolt and second thread bush, when first bolt removes the maximum position, then rotate the second bolt, make it pass from the inboard third threaded hole of first bolt, threaded connection is to second thread bush inner wall fourth threaded hole inside, fix first bolt and second thread bush, thereby with piston rod and front fork bracing piece, carry out the reverse operation with above-mentioned step and separate piston rod and front fork bracing piece, the function of dismouting has been realized carrying out with the front fork bracing piece to the bumper shock absorber through the cooperation of above a plurality of parts.
Description
Technical Field
The utility model relates to an electric motor car technical field specifically is a damper for electric motor car.
Background
The electric motor car is that the common vehicle leans on the hand (hold) to control the front wheel and turns to in modern life, and is light nimble, all installs in the electric motor car and turns to device and bumper shock absorber, and the bumper shock absorber is at the electric motor car in-process of traveling, plays absorbing effect, provides comfortable driving and takes experience.
The damping device for the electric vehicle comprises a handlebar mounting rod, a front fork supporting rod, a piston rod, a damping seat, a protective cap, a first spring, a second spring, a limiting adjusting sleeve, a supporting seat and the like, wherein the second spring is sleeved on the piston rod, and the mounting position of the second spring is positioned above the protective cap. The utility model provides an electric motor car damping device, through the second spring with helmet complex upper end installation on the piston rod, and on the piston rod with the spacing adjusting sleeve of second spring up end contact position through the screw thread installation, can adjust the extension and the decrement of the spring on the bumper shock absorber according to the road conditions, elasticity to the spring reaches the biggest utilization, be unlikely to make the spring be in for a long time in the fatigue state of extension or compression, the displacement of side direction can be avoided taking place at the in-process spring that traveles to the supporting seat that sets up between helmet and second spring simultaneously, the life of increase bumper shock absorber.
Although the function that current spring for the bumper shock absorber can not align the contraction and expand and adjust has been solved in the above-mentioned patent, but the damping device in the above-mentioned patent damages the back and can not make things convenient for the staff to carry out the dismouting with front fork bracing piece with it to the efficiency that damping device changed has been reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a damper for electric motor car to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a damping mechanism for an electric vehicle comprises a front fork supporting rod and a damper arranged below the front fork supporting rod, wherein a piston rod is connected inside the damper in a sliding mode, one end of the piston rod penetrates through the top end of the damper, a first threaded sleeve is connected to the outer wall of the piston rod in a threaded mode, a rotating sleeve is fixedly connected to the bottom end of the first threaded sleeve, a spring is fixedly connected to the bottom end of the rotating sleeve, the bottom end of the spring is fixedly connected with the damper, and a connecting assembly is arranged between the bottom end of the front fork supporting rod and the top of the piston rod;
the connecting assembly comprises a second threaded sleeve, a first bolt, a fixed block, a second bolt and a first rotating block, the fixed block is fixedly connected to the top end of the piston rod, the first rotating block is rotatably connected to the top end of the fixed block, the first bolt is fixedly connected to the top end of the first rotating block, the second threaded sleeve is welded to the bottom end of the front fork supporting rod, and the second bolt is in threaded connection with the inner wall of the second threaded sleeve;
the outer wall of the first rotating block is rotatably connected with a limiting assembly used for limiting the first rotating block.
As a further aspect of the present invention: spacing subassembly includes second turning block, connecting axle and torsional spring, the second turning block rotates to be connected the inner wall of first turning block, connecting axle fixed connection be in the both ends of second turning block, and one end run through respectively extremely the inner chamber of first turning block, the one end fixed connection of torsional spring is in the inner chamber of first turning block, and the other end with connecting axle fixed connection.
As the utility model discloses further scheme again: the outer wall of the piston rod is provided with first threads, first thread grooves matched with the first threads are formed in the inner side of the first thread sleeve, the first thread sleeve is in threaded connection with the piston rod through the first thread grooves formed in the inner side of the first thread sleeve, a bearing is fixedly connected to the bottom end of the first thread sleeve, and the first thread sleeve is rotatably connected with the rotating sleeve through the bottom end bearing.
As a further aspect of the present invention: the inner side of the second threaded sleeve is provided with a second thread groove matched with the first bolt, the inner side of the first bolt is provided with a third thread groove, and the first bolt is in threaded connection with the second thread groove in the inner side of the second threaded sleeve.
As a further aspect of the present invention: the bottom fixedly connected with pivot of first rotation piece, the one end of pivot runs through extremely the inner wall of fixed block, first rotation piece through the bottom pivot with the fixed block rotates to be connected.
As a further aspect of the present invention: and a fourth thread groove matched with the second bolt is formed in the inner wall of the second thread sleeve, and the fourth thread groove is communicated with the second thread groove.
As a further aspect of the present invention: the inner wall of fixed block seted up with second turning block assorted draw-in groove, the inner wall of first turning block seted up with second turning block assorted rotation groove, the second turning block through both sides fixed connection's connecting axle with first turning block rotates and is connected.
Compared with the prior art, the beneficial effects of the utility model are that:
through setting up coupling assembling and spacing subassembly, through spacing subassembly with first rotation piece and fixed block unblock, then rotate first rotation piece, carry out threaded connection with second thread bush with first bolt, when first bolt removes the maximum position, then rotate the second bolt, make it pass from the inboard third screw hole of first bolt inside, threaded connection is inside to second thread bush inner wall fourth screw hole, fix first bolt and second thread bush, thereby with piston rod and front fork bracing piece, carry out the reversal operation with the above-mentioned step and separate piston rod and front fork bracing piece, the function of carrying out the dismouting with front fork bracing piece has been realized through the cooperation of above a plurality of parts to the bumper shock absorber.
Drawings
FIG. 1 is a schematic structural view of a shock absorbing mechanism for an electric vehicle;
FIG. 2 is a sectional view of a fixing block and a second thread bushing of a damping mechanism for an electric vehicle;
FIG. 3 is an enlarged view of a damper mechanism for an electric vehicle at A;
FIG. 4 is a cross-sectional view of a first rotary block of a damping mechanism for an electric vehicle;
fig. 5 is an enlarged view of a damper mechanism for an electric vehicle at B.
In the figure: 1. a front fork support bar; 2. a shock absorber; 3. a spring; 4. a piston rod; 5. rotating the sleeve; 6. a first threaded sleeve; 7. a connection assembly; 701. a second threaded sleeve; 702. a first bolt; 703. a fixed block; 704. a second bolt; 705. a first rotation block; 8. a limiting component; 801. a second turning block; 802. a connecting shaft; 803. a torsion spring.
Detailed Description
Please refer to fig. 1 to 5, in an embodiment of the present invention, a damping mechanism for an electric vehicle includes a front fork support rod 1 and a damper 2 disposed below the front fork support rod 1, the inside of the damper 2 is slidably connected with a piston rod 4, and one end of the piston rod 4 penetrates to the top end of the damper 2, the outer wall of the piston rod 4 is in threaded connection with a first thread bushing 6, the bottom end of the first thread bushing 6 is fixedly connected with a rotating bushing 5, the bottom end of the rotating bushing 5 is fixedly connected with a spring 3, and the bottom end of the spring 3 is fixedly connected with the damper 2, and the bottom end of the front fork support rod 1 and the top of the piston rod 4 are provided with a connecting component 7;
the connecting assembly 7 comprises a second threaded sleeve 701, a first bolt 702, a fixed block 703, a second bolt 704 and a first rotating block 705, the fixed block 703 is fixedly connected to the top end of the piston rod 4, the first rotating block 705 is rotatably connected to the top end of the fixed block 703, the first bolt 702 is fixedly connected to the top end of the first rotating block 705, the second threaded sleeve 701 is welded to the bottom end of the front fork supporting rod 1, and the second bolt 704 is in threaded connection with the inner wall of the second threaded sleeve 701;
the outer wall of the first rotating block 705 is rotatably connected with a limiting component 8 for limiting the first rotating block 705.
The damping mechanism for the electric vehicle is characterized in that a fixing block 703 is welded to the top end of a piston rod 4, when a new damper 2 and a front fork support rod 1 need to be installed, a first rotating block 705 and the fixing block 703 are unlocked through a limiting assembly 8, then the first rotating block 705 is rotated, a first bolt 702 and a second threaded sleeve 701 are in threaded connection, the first bolt is installed inside the second threaded sleeve 701, when the first bolt 702 moves to the maximum position, a third threaded hole formed in the inner wall of the first bolt 702 is located on one side of the second bolt 704, then the second bolt 704 is rotated to penetrate through the third threaded hole in the inner side of the first bolt 702 and is connected to the fourth threaded hole in the inner wall of the second threaded sleeve 701 in a threaded manner, the first bolt 702 and the second threaded sleeve 701 are fixed, the piston rod 4 and the front fork support rod 1 are separated through reverse operation in the steps, the damper 2 and the front fork support rod 1 are assembled and disassembled through the cooperation of the plurality of parts, and operation of workers are facilitated.
In fig. 3-5: the limiting assembly 8 comprises a second rotating block 801, a connecting shaft 802 and a torsion spring 803, the second rotating block 801 is rotatably connected to the inner wall of the first rotating block 705, the connecting shaft 802 is fixedly connected to two ends of the second rotating block 801, one end of the connecting shaft 802 penetrates through the inner cavity of the first rotating block 705 respectively, one end of the torsion spring 803 is fixedly connected to the inner cavity of the first rotating block 705, and the other end of the torsion spring is fixedly connected with the connecting shaft 802.
The damping mechanism for the electric vehicle comprises a first rotating block 705, a second rotating block 801, a connecting shaft 802, a torsion spring 803, a first rotating block 801, a second rotating block 801, a first bolt 702, a second bolt 701, a second rotating block 801, a fixing block 703 and a fixing block 703, wherein the first rotating block 705 is pulled out of a clamping groove in the inner wall of the fixing block 703, the second rotating block 801 rotates and rotates through the connecting shaft 802, the second rotating block 801 is loosened, the torsion spring 803 is not subjected to external extrusion force and drives the second rotating block 801 to reset through the connecting shaft 802 when the first bolt 702 is completely installed inside the second threaded sleeve 701, the second rotating block 801 rotates to be parallel to the clamping groove, the first rotating block 705 is connected with the fixing block 703, and the first rotating block 705 is limited.
In fig. 1, 4: the outer wall of the piston rod 4 is provided with a first thread, a first thread groove matched with the first thread is formed in the inner side of the first thread sleeve 6, the first thread sleeve 6 is in threaded connection with the piston rod 4 through the first thread groove formed in the inner side, a bearing is fixedly connected to the bottom end of the first thread sleeve 6, and the first thread sleeve 6 is rotatably connected with the rotating sleeve 5 through the bottom end bearing.
This kind of a damper for electric motor car is convenient for rotate first thread bush 6, makes it remove at the outer wall of piston rod 4 through inboard first screw to drive and rotate 5 extrusion springs 3 and remove to one end, can adjust the shrink or the expansion of spring 3 with this.
In fig. 1-4: the inner side of the second threaded sleeve 701 is provided with a second threaded groove matched with the first bolt 702, the inner side of the first bolt 702 is provided with a third threaded groove, the first bolt 702 is in threaded connection with the second threaded groove in the inner side of the second threaded sleeve 701, the inner wall of the second threaded sleeve 701 is provided with a fourth threaded groove matched with the second bolt 704, the fourth threaded groove is communicated with the second threaded groove, the bottom end of the first rotating block 705 is fixedly connected with a rotating shaft, one end of the rotating shaft penetrates through the inner wall of the fixing block 703, and the first rotating block 705 is rotatably connected with the fixing block 703 through the bottom end rotating shaft.
A shock absorbing mechanism for an electric vehicle is provided to facilitate the screwing of a first bolt 702 into a second thread bushing 701 by rotating a first rotating block 705, to align a third thread groove with a second bolt 704 when the first bolt 702 is moved to a maximum position, and then to fix the first bolt 702 to the second thread bushing 701 by rotating the second bolt 704 to be screwed into the third and fourth thread grooves.
In fig. 3-5: the inner wall of the fixed block 703 is provided with a clamping groove matched with the second rotating block 801, the inner wall of the first rotating block 705 is provided with a rotating groove matched with the second rotating block 801, and the second rotating block 801 is rotatably connected with the first rotating block 705 through a connecting shaft 802 fixedly connected with the two sides.
This kind of a damper for electric motor car is convenient for pull second turning block 801 and rotates, pulls out second turning block 801 from the other draw-in groove outside fixed block 703, makes first turning block 705 no longer spacing, then rotatory second turning block 801 drives first turning block 705 and rotates.
The utility model discloses a theory of operation is: when the first rotating block 705 needs to be rotated, the second rotating block 801 is pulled first and is pulled out of the clamping groove in the inner wall of the fixed block 703, the second rotating block 801 rotates and drives one end of the torsion spring 803 to rotate through the connecting shaft 802, when the second rotating block 801 is pulled out of the clamping groove, the second rotating block 801 is rotated to drive the first rotating block 705 to rotate, the first bolt 702 and the second threaded sleeve 701 are connected in a threaded manner and are installed in the second threaded sleeve 701, when the first bolt 702 moves to the maximum position, the third threaded hole formed in the inner wall of the first bolt 702 is located on one side of the second bolt 704, then the second bolt 704 is rotated to penetrate through the third threaded hole in the inner side of the first bolt 702 and is connected in the fourth threaded hole in the inner wall of the second threaded sleeve 701 in a threaded manner, fix first bolt 702 and second thread bush 701, thereby with piston rod 4 and front fork bracing piece 1, when first bolt 702 installs second thread bush 701 inside completely, second turning block 801 rotates to the position with the draw-in groove parallel and level, loosen second turning block 801 afterwards, make torsional spring 803 no longer receive external extrusion force and drive second turning block 801 through connecting axle 802 and reset, make inside its block arrived the draw-in groove, be connected first turning block 705 and fixed block 703, with this spacing first turning block 705, carry out the reverse operation with piston rod 4 and front fork bracing piece 1 separation with above-mentioned step, the function of carrying out the dismouting through the cooperation of above a plurality of parts has been realized bumper shock absorber 2 and front fork bracing piece 1, make things convenient for the staff to operate.
The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.
Claims (7)
1. A damping mechanism for an electric vehicle comprises a front fork supporting rod (1) and a damper (2), wherein a piston rod (4) is connected inside the damper (2) in a sliding mode, the outer wall of the piston rod (4) is connected with a first threaded sleeve (6), the bottom end of the first threaded sleeve (6) is fixedly connected with a rotating sleeve (5), and the bottom end of the rotating sleeve (5) is fixedly connected with a spring (3), and is characterized in that a connecting assembly (7) is arranged between the bottom end of the front fork supporting rod (1) and the top of the piston rod (4);
the connecting assembly (7) comprises a second threaded sleeve (701), a first bolt (702), a fixed block (703), a second bolt (704) and a first rotating block (705), the fixed block (703) is fixedly connected to the top end of the piston rod (4), the first rotating block (705) is rotatably connected to the top end of the fixed block (703), the first bolt (702) is fixedly connected to the top end of the first rotating block (705), the second threaded sleeve (701) is fixedly connected to the bottom end of the front fork supporting rod (1), and the second bolt (704) is connected to the inner wall of the second threaded sleeve (701);
the outer wall of the first rotating block (705) is rotatably connected with a limiting assembly (8) for limiting the first rotating block (705).
2. The shock absorption mechanism for the electric vehicle as claimed in claim 1, wherein the limiting assembly (8) comprises a second rotating block (801), a connecting shaft (802) and a torsion spring (803), the second rotating block (801) is rotatably connected to the inner wall of the first rotating block (705), the connecting shaft (802) is fixedly connected to two ends of the second rotating block (801), and one end of the torsion spring (803) is fixedly connected to the inner cavity of the first rotating block (705).
3. The damping mechanism for the electric vehicle as claimed in claim 1, wherein the outer wall of the piston rod (4) is provided with a first thread, the inner side of the first thread bush (6) is provided with a first thread groove matched with the first thread, and the bottom end of the first thread bush (6) is fixedly connected with a bearing.
4. The shock absorbing mechanism for the electric vehicle as claimed in claim 1, wherein a second thread groove matched with the first bolt (702) is formed on the inner side of the second thread sleeve (701), and a third thread groove is formed on the inner side of the first bolt (702).
5. The damping mechanism for the electric vehicle as claimed in claim 1, wherein a rotating shaft is fixedly connected to a bottom end of the first rotating block (705), and one end of the rotating shaft penetrates through an inner wall of the fixed block (703).
6. The shock absorbing mechanism for electric vehicle as claimed in claim 4, wherein the inner wall of the second thread bushing (701) is provided with a fourth thread groove matched with the second bolt (704).
7. The damping mechanism for the electric vehicle as claimed in claim 2, wherein the inner wall of the fixed block (703) is provided with a slot matched with the second rotating block (801), and the inner wall of the first rotating block (705) is provided with a rotating slot matched with the second rotating block (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177097.XU CN217673040U (en) | 2022-05-16 | 2022-05-16 | Damping mechanism for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177097.XU CN217673040U (en) | 2022-05-16 | 2022-05-16 | Damping mechanism for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217673040U true CN217673040U (en) | 2022-10-28 |
Family
ID=83738657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221177097.XU Active CN217673040U (en) | 2022-05-16 | 2022-05-16 | Damping mechanism for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217673040U (en) |
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2022
- 2022-05-16 CN CN202221177097.XU patent/CN217673040U/en active Active
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