CN217864469U - Carriage cushion supporting device for electric tricycle - Google Patents
Carriage cushion supporting device for electric tricycle Download PDFInfo
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- CN217864469U CN217864469U CN202221260650.6U CN202221260650U CN217864469U CN 217864469 U CN217864469 U CN 217864469U CN 202221260650 U CN202221260650 U CN 202221260650U CN 217864469 U CN217864469 U CN 217864469U
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- fan
- shaped
- pawl
- connecting rod
- ratchet wheel
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Abstract
The utility model provides a carriage cushion supporting device for an electric tricycle, which is arranged on a carriage assembly, wherein the carriage assembly is fixedly provided with a connecting sheet and a cushion bracket, and the cushion bracket is fixedly provided with a connecting rod, which comprises a shell, a fan-shaped movable disc, a fan-shaped ratchet wheel and a pawl; the bottom end surface of the shell is fixed on the carriage assembly; the end part of the connecting rod penetrates through the shell; the fan-shaped movable plate is rotatably arranged on the connecting rod; the fan-shaped ratchet wheel is fixed on the connecting rod; the fan-shaped movable disc is provided with an arc-shaped guide hole; a guide rod is fixedly arranged on the fan-shaped ratchet wheel and is movably arranged in the arc-shaped guide hole; the design of the utility model can realize the locking of different inclination angles after the seat cushion bracket is opened, and is convenient for users to select the opening and fixing angles of the seat cushion bracket according to personal requirements; the unblock is convenient, only needs to rotate the seatpad support and can easily put down to the upper limit position, need not manually to stir the bracing piece, can not appear the condition of tong, convenient to use.
Description
Technical Field
The utility model relates to an electric tricycle technical field specifically is a carriage seatpad strutting arrangement for electric tricycle.
Background
At present, the carriage seat cushion of the electric tricycle is supported by a pneumatic support rod or fixed by a fastening bolt in a supporting mode after being opened. The pneumatic support rod supporting mode is easy to cause dangerous situations such as hand clamping due to large force value; because the fastening bolt fixing mode does not have stop gear, when leading to riding to jolt, can produce the abnormal sound and scratch lacquer scheduling problem with colliding with.
SUMMERY OF THE UTILITY MODEL
The technical insufficiency that exists to solve the above-mentioned background art, the utility model aims to provide a carriage seatpad strutting arrangement for electric tricycle to the problem of mentioning in solving above-mentioned background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a carriage seat cushion supporting device for an electric tricycle is arranged on a carriage assembly, two connecting sheets are fixedly arranged on the carriage assembly, a seat cushion support is movably arranged between the two connecting sheets, and a connecting rod is fixedly arranged on the seat cushion support and comprises a shell, and a fan-shaped movable disc, a fan-shaped ratchet wheel and a pawl which are arranged in the shell; the bottom end surface of the shell is fixed on the carriage assembly; the end part of the connecting rod penetrates through the shell and is movably connected with the connecting sheet; the fan-shaped movable plate is rotatably arranged on the connecting rod; the fan-shaped ratchet wheel is fixed on the connecting rod; an arc-shaped guide hole is formed in the fan-shaped movable disc; a guide rod corresponding to the arc-shaped guide hole is fixedly arranged on one side, close to the fan-shaped movable disc, of the fan-shaped ratchet wheel, and the guide rod is movably arranged in the arc-shaped guide hole; the pawl is rotatably arranged in the shell and is movably meshed with the fan-shaped ratchet wheel.
Preferably, a plurality of first gear teeth are arranged on the outer side surface of the sector ratchet wheel; and the pawl is provided with a second gear tooth meshed with the first gear tooth.
Preferably, a first spring is fixedly arranged on the pawl, and one end of the first spring is fixedly connected with the shell.
Preferably, a second spring is fixedly arranged on the fan-shaped movable disc, and one end of the second spring is fixedly connected with the shell.
Preferably, the diameter of the sector movable disc is the same as that of the sector ratchet wheel.
Preferably, the second gear teeth on the pawl are movably contacted with the outer side surface of the fan-shaped movable disc.
The design of the utility model can realize the locking of different inclination angles after the seat cushion bracket is opened, and is convenient for users to select the opening and fixing angles of the seat cushion bracket according to personal requirements; the unblock is convenient, only needs to rotate the seatpad support and can easily put down to last extreme position, need not manually to stir the bracing piece, can not appear the condition of tong, convenient to use.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a connecting structure diagram of the cushion supporting device and the carriage assembly of the present invention;
fig. 3 is a schematic structural view of the cushion support device of the present invention;
fig. 4 is a schematic view of the internal structure of the cushion support device of the present invention;
fig. 5 is an exploded view of the structure of the middle cushion supporting device of the present invention.
Wherein:
1. a carriage assembly; 2. connecting sheets; 3. a connecting rod; 4. a seat cushion bracket; 5. a cushion support device; 501. a housing; 502. a guide rod; 503. a sector ratchet wheel; 504. a first gear tooth; 505. a second gear tooth; 506. a first spring; 507. a pawl; 508. an arc-shaped guide hole; 509. a fan-shaped movable disc; 510. a second spring.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, a carriage seat cushion supporting device for an electric tricycle is mounted on a carriage assembly 1, two connecting pieces 2 are fixedly arranged on the carriage assembly 1, a seat cushion support 4 is movably arranged between the two connecting pieces 2, the seat cushion support 4 is used for fixing a carriage seat cushion, and a storage space is arranged in the carriage assembly 1 below the seat cushion support 4; the seat cushion support 4 is fixedly provided with a connecting rod 3, and the connecting rod 3 penetrates through the seat cushion support 4 and is used for mounting the seat cushion support 4 on the carriage assembly 1; as shown in fig. 3, 4 and 5, the seat cushion supporting means 5 includes a housing 501 and a sector-shaped movable plate 509, a sector-shaped ratchet 503 and a pawl 507 which are disposed in the housing 501; the bottom end face of the outer shell 501 is fixed on the carriage assembly 1; the end of the connecting rod 3 penetrates through the shell 501 and is movably connected with the connecting sheet 2; the fan-shaped movable disc 509 is rotatably arranged on the connecting rod 3 and cannot synchronously rotate along with the connecting rod 3; the fan-shaped ratchet 503 is fixed on the connecting rod 3 and can synchronously rotate along with the connecting rod 3; the fan-shaped movable disc 509 is provided with an arc-shaped guide hole 508, and the axis of the arc-shaped guide hole 508 is collinear with the axis of the connecting rod 3; a guide rod 502 corresponding to the arc-shaped guide hole 508 is fixedly arranged on one side of the fan-shaped ratchet wheel 503 close to the fan-shaped movable disc 509, and the guide rod 502 is movably arranged in the arc-shaped guide hole 508; a pawl 507 is rotatably disposed within the housing 501, and the pawl 507 is movably engaged with the segmented ratchet 503.
Further, as shown in fig. 4 and 5, a plurality of first gear teeth 504 are arranged on the outer side surface of the sector ratchet 503; a second gear 505 engaged with the first gear 504 is disposed on the pawl 507, and after the sector ratchet 503 rotates a certain angle along with the connecting rod 3, the sector ratchet 503 is locked by the pawl 507, thereby realizing the angle fixation of the seat cushion bracket 4.
Further, as shown in fig. 4 and 5, a first spring 506 is fixedly disposed on the pawl 507, one end of the first spring 506 is fixedly connected to the housing 501, and the pawl 507 is pressed against the sector ratchet 503 by the first spring 506 in a natural state, so that the pawl 507 and the sector ratchet 503 are engaged.
Further, as shown in fig. 4 and 5, a second spring 510 is fixedly disposed on the fan-shaped movable disc 509, one end of the second spring 510 is fixedly connected with the housing 501, and the second spring 510 pulls the fan-shaped movable disc 509 to prevent the fan-shaped movable disc 509 from synchronously rotating along with the connecting rod 3.
Further, as shown in fig. 4 and 5, the diameter of the sector-shaped movable disk 509 is the same as that of the sector-shaped ratchet wheel 503, and the second gear 505 on the pawl 507 is movably contacted with the outer side surface of the sector-shaped movable disk 509; when the guide rod 502 moves to the extreme position in the arc-shaped guide hole 508, the guide rod 502 pulls the sector shaped movable disk 509 to rotate the sector shaped movable disk 509 together with the connecting rod 3, and when the second gear tooth 505 of the pawl 507 contacts the outer ring of the sector shaped movable disk 509, the pawl 507 is disengaged from the sector shaped ratchet 503.
Principle of operation
As shown in fig. 2, the seat cushion bracket 4 is in a flat state; when the storage space is required to be opened, the seat cushion support 4 is lifted, the connecting rod 3 rotates along with the seat cushion support 4, the fan-shaped ratchet 503 rotates along with the connecting rod 3, the pawl 507 is meshed with different first gear teeth 504 on the fan-shaped ratchet 503, the fan-shaped ratchet 503 can be prevented from rotating reversely, the position of the fan-shaped ratchet 503 is fixed, and the seat cushion support 4 is fixed at different opening angles; when the seat cushion support 4 is opened to the rated maximum angle, the guide rod 502 moves to the first limit position of the arc-shaped guide hole 508, the seat cushion support 4 continues to rotate, the guide rod 502 pulls the sector-shaped movable disk 509 to rotate together, after the outer ring of the sector-shaped movable disk 509 contacts with the pawl 507, the second gear 505 of the pawl 507 is disengaged from the first gear 504, the sector-shaped ratchet 503 loses the limit of the pawl 507 and can rotate reversely, so that the seat cushion support 4 is put downwards, the second gear 505 of the pawl 507 presses on the sector-shaped movable disk 509, both the pawl 507 and the second gear 505 are kept in a static state relative to the carriage assembly 1, the sector-shaped ratchet 503 rotates reversely, the seat cushion support 4 is put downwards, when the guide rod 502 moves to the second limit position of the arc-shaped guide hole 508, the sector-shaped ratchet 503 continues to rotate, the guide rod 502 drives the sector-shaped movable disk 509 to move together, the second gear 505 is disengaged from the sector-shaped movable disk 509, the pawl 507 is again contacted with the sector-shaped ratchet 503, and the sector-shaped ratchet 503 is restored to the initial state, and the next action cycle is waited for the next action.
Claims (6)
1. A carriage seat cushion supporting device for an electric tricycle is installed on a carriage assembly (1), two connecting pieces (2) are fixedly arranged on the carriage assembly (1), a seat cushion support (4) is movably arranged between the two connecting pieces (2), and a connecting rod (3) is fixedly arranged on the seat cushion support (4), and is characterized by comprising a shell (501), a fan-shaped movable disc (509), a fan-shaped ratchet wheel (503) and a pawl (507), wherein the fan-shaped movable disc (509), the fan-shaped ratchet wheel (503) and the pawl are arranged in the shell (501); the bottom end face of the shell (501) is fixed on the carriage assembly (1); the end part of the connecting rod (3) penetrates through the shell (501) and is movably connected with the connecting sheet (2); the fan-shaped movable disc (509) is rotatably arranged on the connecting rod (3); the fan-shaped ratchet wheel (503) is fixed on the connecting rod (3); an arc-shaped guide hole (508) is formed in the fan-shaped movable disc (509); a guide rod (502) corresponding to the arc-shaped guide hole (508) is fixedly arranged on one side, close to the fan-shaped movable disc (509), of the fan-shaped ratchet wheel (503), and the guide rod (502) is movably arranged in the arc-shaped guide hole (508); the pawl (507) is rotatably arranged in the shell (501), and the pawl (507) is movably meshed with the sector ratchet wheel (503).
2. A carriage cushion supporting device for an electro-tricycle according to claim 1, characterized in that a plurality of first gear teeth (504) are provided on an outer side surface of the sector ratchet (503); the pawl (507) is provided with a second gear tooth (505) which is engaged with the first gear tooth (504).
3. A vehicle compartment cushion supporting device for an electro-tricycle as claimed in claim 1 or 2, characterized in that the pawl (507) is fixedly provided with a first spring (506), and one end of the first spring (506) is fixedly connected with the housing (501).
4. A vehicle seat cushion supporting device for an electro-tricycle as claimed in claim 1 or 2, wherein the fan-shaped movable plate (509) is fixedly provided with a second spring (510), and one end of the second spring (510) is fixedly connected with the outer casing (501).
5. A carriage cushion supporting device for an electro-tricycle according to claim 1 or 2, characterized in that the diameter of the sector shaped movable disk (509) is the same as the diameter of the sector shaped ratchet wheel (503).
6. A carriage cushion supporting device for electro-tricycle as claimed in claim 5, characterized in that the second gear (505) of the pawl (507) is in movable contact with the outer side of the sector shaped movable disk (509).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221260650.6U CN217864469U (en) | 2022-05-24 | 2022-05-24 | Carriage cushion supporting device for electric tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221260650.6U CN217864469U (en) | 2022-05-24 | 2022-05-24 | Carriage cushion supporting device for electric tricycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217864469U true CN217864469U (en) | 2022-11-22 |
Family
ID=84092464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221260650.6U Active CN217864469U (en) | 2022-05-24 | 2022-05-24 | Carriage cushion supporting device for electric tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217864469U (en) |
-
2022
- 2022-05-24 CN CN202221260650.6U patent/CN217864469U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |