CN213899769U

CN213899769U - Vehicle chain tensioning adjusting mechanism with high controllability

Info

Publication number: CN213899769U
Application number: CN202022932592.4U
Authority: CN
Inventors: 钟富秋
Original assignee: Jiangsu Chiyuan Chain Co ltd
Current assignee: Jiangsu Chiyuan Chain Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-06
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a vehicle chain tensioning adjustment mechanism that controllable degree is high, including the diaphragm, the upper end of diaphragm is equipped with the pole setting, the upper end of pole setting is equipped with first connecting plate, be equipped with first cavity in the first connecting plate, the first cavity internal rotation is connected with first lead screw, threaded connection has first internal thread piece on the first lead screw, the upper end of first internal thread piece is equipped with first tensioning plate, be equipped with first fixed column on the first tensioning plate, the upper end of diaphragm is equipped with electric telescopic handle, electric telescopic handle's upper end is equipped with the second connecting plate, the inner wall of second connecting plate slides and sets up in the outside of pole setting. This mechanism can drive the first tensioning plate of both sides through rotating first lead screw and carry out in opposite directions and reverse removal, and until strutting the chain, can release the second connecting plate as required simultaneously, rotate the second lead screw and drive the outside removal of second tensioning plate of both sides, further tensioning operation with the chain, convenient to use is simple.

Description

Vehicle chain tensioning adjusting mechanism with high controllability

Technical Field

The utility model belongs to the technical field of automobile-used chain, specifically be automobile-used chain tensioning adjustment mechanism that controllable degree is high.

Background

In the similar products, the chain product series is divided according to the basic structure of the chain, namely according to the shapes of elements, parts and parts meshed with the chain, the size proportion among the parts and the like; as can be seen from the chain structures, most of the chains are composed of chain plates, chain pins, shaft sleeves and other parts; other types of chains only change the chain plates according to different requirements, some chain plates are provided with scrapers, some chain plates are provided with guide bearings, and other chain plates are provided with rollers and the like, which are used for modification in different application occasions.

The existing chain tensioning and adjusting mechanism for the vehicle cannot tension the chain according to the using condition, so that the tensioning effect of the mechanism is single, and the using effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a controllable degree is high automobile-used chain tensioning adjustment mechanism to solve the poor problem of mechanism to chain tensioning effect.

In order to achieve the above object, the utility model provides a following technical scheme: the vehicle chain tensioning and adjusting mechanism with high controllability comprises a transverse plate, wherein vertical rods are arranged at the upper end of the transverse plate, two vertical rods are arranged and are respectively welded at the front side and the rear side of the transverse plate, a first connecting plate is arranged at the upper end of each vertical rod and is fixedly welded at the upper end of each vertical rod, a first cavity is arranged in the first connecting plate and is arranged at the central position of the first connecting plate, a first lead screw is rotatably connected in the first cavity and can only rotate in the first cavity, a first internal thread block is in threaded connection with the first lead screw, the first internal thread blocks at the two sides can move oppositely and reversely under the rotation of the first lead screw, a first tensioning plate is arranged at the upper end of each first internal thread block and is fixedly welded at the upper end of the first internal thread block, a first fixing column is arranged on the first tensioning plate and is fixedly welded at the outer side of the first tensioning plate, the upper end of diaphragm is equipped with electric telescopic handle, and electric telescopic handle is equipped with two, welds respectively in the upper end both sides of diaphragm, electric telescopic handle's upper end is equipped with the second connecting plate, and the fixed welding of second connecting plate is in electric telescopic handle's upper end, the inner wall of second connecting plate slides and sets up in the outside of pole setting, and the second connecting plate receives the constraint of pole setting for the second connecting plate can only carry out stable upper and lower slip in the pole setting.

Preferably, the lower extreme of diaphragm is equipped with the gyro wheel, and the gyro wheel is equipped with two, and fixed mounting is respectively at the lower extreme of diaphragm, conveniently removes the mechanism.

Preferably, a second cavity is formed in the second connecting plate, the second cavity is formed in the center of the inner wall of the second connecting plate, a second lead screw is rotatably connected in the second cavity, and the second lead screw can rotate in the second cavity.

Preferably, the second screw rod is connected with two second internal thread blocks in a threaded manner, and the two second internal thread blocks can drive the internal thread blocks on the two sides to move in opposite directions and in opposite directions along with the rotation of the second screw rod.

Preferably, a second tensioning plate is arranged at the upper end of the second internal thread block, and the second tensioning plate is fixedly welded at the upper end of the second internal thread block.

Preferably, the second tensioning plate is provided with a second fixing column, and the second fixing column is fixedly welded on the outer side of the second tensioning plate.

Preferably, the outer side of the second tensioning plate is slidably connected to the inner wall of the first connecting plate through a groove, and the second tensioning plate can slide in the groove, so that the stability of the movement of the second tensioning plate is ensured.

Compared with the prior art, the beneficial effects of the utility model are that: this mechanism can drive the first tensioning plate of both sides through rotating first lead screw and carry out in opposite directions and reverse removal, and until strutting the chain, can release the second connecting plate as required simultaneously, rotate the second lead screw and drive the outside removal of second tensioning plate of both sides, further tensioning operation with the chain, convenient to use is simple.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a partially enlarged cross-sectional view of the first connecting plate and the second connecting plate of the present invention;

fig. 4 is a transverse cross section top view of the transverse plate of the present invention.

In the figure: 1. a transverse plate; 11. a roller; 21. erecting a rod; 22. a first connecting plate; 23. a first cavity; 24. a first lead screw; 25. a first internal thread block; 26. a first tensioning plate; 27. a first fixed column; 31. an electric telescopic rod; 32. a second connecting plate; 33. a second cavity; 34. a second lead screw; 35. a second internal thread block; 36. a second tension plate; 37. a second fixed column; 38. and (4) a groove.

Detailed Description

Referring to fig. 1-4, a highly controllable chain tensioning and adjusting mechanism for a vehicle includes a transverse plate 1, two vertical rods 21 are disposed at an upper end of the transverse plate 1, the two vertical rods 21 are respectively welded at front and rear sides of the transverse plate 1, a first connecting plate 22 is disposed at an upper end of the vertical rods 21, the first connecting plate 22 is fixedly welded at the upper end of the vertical rods 21, a first cavity 23 is disposed in the first connecting plate 22, the first cavity 23 is disposed at a center position of the first connecting plate 22, a first screw rod 24 is rotatably connected to the first cavity 23, the first screw rod 24 can only rotate in the first cavity 23, a first inner thread block 25 is threadedly connected to the first screw rod 24, the first inner thread blocks 25 at two sides can move in opposite directions and opposite directions under rotation of the first screw rod 24, a first tensioning plate 26 is disposed at an upper end of the first inner thread block 25, the first tensioning plate 26 is fixedly welded at an upper end of the first inner thread block 25, be equipped with first fixed column 27 on first tensioning plate 26, first fixed column 27 fixed welding is in the outside of first tensioning plate 26, the upper end of diaphragm 1 is equipped with electric telescopic handle 31, electric telescopic handle 31 is equipped with two, weld respectively in the upper end both sides of diaphragm 1, electric telescopic handle 31's upper end is equipped with second connecting plate 32, the fixed welding of second connecting plate 32 is in electric telescopic handle 31's upper end, the inner wall of second connecting plate 32 slides and sets up in the outside of pole setting 21, second connecting plate 32 receives the constraint of pole setting 21, make second connecting plate 32 can only slide from top to bottom on pole setting 21 carries out the stability.

Referring to fig. 1, two rollers 11 are disposed at the lower end of the transverse plate 1, and the two rollers 11 are respectively and fixedly mounted at the lower end of the transverse plate 1, so as to facilitate movement of the mechanism.

Referring to fig. 2 and 3, a second cavity 33 is formed in the second connecting plate 32, the second cavity 33 is disposed in the center of the inner wall of the second connecting plate 32, a second screw rod 34 is rotatably connected to the second cavity 33, and the second screw rod 34 can rotate in the second cavity 33.

Referring to fig. 2 and 3, the second screw rod 34 is threadedly connected with two second internal thread blocks 35, and the two second internal thread blocks 35 are capable of driving the second internal thread blocks 35 at two sides to move in opposite directions and directions along with the rotation of the second screw rod 34.

Referring to fig. 1, 2 and 3, a second tension plate 36 is disposed at an upper end of the second internally threaded block 35, and the second tension plate 36 is fixedly welded to the upper end of the second internally threaded block 35.

Referring to fig. 1, 2 and 3, a second fixing post 37 is disposed on the second tensioning plate 36, and the second fixing post 37 is fixedly welded to an outer side of the second tensioning plate 36.

Referring to fig. 1, 2 and 3, the outer side of the second tensioning plate 36 is slidably connected to the inner wall of the first connecting plate 22 through a groove 38, and the second tensioning plate 36 can slide in the groove 38 to ensure the stability of the movement of the second tensioning plate 36.

The working principle of the scheme is as follows: during the use, when the chain needs to be tensioned into a strip shape, the first lead screw 24 can be rotated in the forward direction, so that the first lead screw 24 drives the first internal thread blocks 25 on the two sides to move in the reverse direction, the first internal thread blocks 25 drive the first tensioning plates 26 to move towards the outer side, the chain is sleeved on the first fixing columns 27 of the first tensioning plates 26 on the two sides, and then the first lead screw 24 is rotated in the forward direction, so that the first tensioning plates 26 on the two sides continue to move towards the outer side until the chain is tensioned.

When the chain needs to be tensioned to be quadrilateral, the electric telescopic rod 31 can be opened, the electric telescopic rod 31 drives the second connecting plate 32 to move on the vertical rod 21 until the second connecting plate 32 is attached to the first connecting plate 22, at this time, the tops of the second tensioning plate 36 and the first tensioning plate 26 are on the same horizontal line, the chain is sleeved on the second fixing column 37 of the second tensioning plate 36, and then the second lead screw 34 is rotated, so that the second lead screw 34 drives the second internal thread blocks 35 on the two sides to move outwards, and until the second internal thread blocks 35 drive the second tensioning plate 36 to move outwards to tension the chain.

Claims

1. Automobile-used chain tensioning adjustment mechanism that controllable degree is high, including diaphragm (1), its characterized in that: the upper end of diaphragm (1) is equipped with pole setting (21), the upper end of pole setting (21) is equipped with first connecting plate (22), be equipped with first cavity (23) in first connecting plate (22), first cavity (23) internal rotation is connected with first lead screw (24), threaded connection has first internal thread piece (25) on first lead screw (24), the upper end of first internal thread piece (25) is equipped with first tensioning plate (26), be equipped with first fixed column (27) on first tensioning plate (26), the upper end of diaphragm (1) is equipped with electric telescopic handle (31), the upper end of electric telescopic handle (31) is equipped with second connecting plate (32), the inner wall of second connecting plate (32) slides and sets up in the outside of pole setting (21).

2. The highly controllable chain tension adjusting mechanism for vehicles according to claim 1, wherein: the lower end of the transverse plate (1) is provided with a roller (11).

3. The highly controllable chain tension adjusting mechanism for vehicles according to claim 1, wherein: a second cavity (33) is formed in the second connecting plate (32), and a second screw rod (34) is rotatably connected in the second cavity (33).

4. The highly controllable chain tension adjusting mechanism for vehicles according to claim 3, wherein: and a second internal thread block (35) is connected to the second screw rod (34) in a threaded manner.

5. The highly controllable chain tension adjusting mechanism for vehicles according to claim 4, wherein: and a second tensioning plate (36) is arranged at the upper end of the second internal thread block (35).

6. The highly controllable chain tension adjusting mechanism for vehicles according to claim 5, wherein: and a second fixing column (37) is arranged on the second tensioning plate (36).

7. The highly controllable chain tension adjusting mechanism for vehicles according to claim 5, wherein: the outer side of the second tensioning plate (36) is slidably connected to the inner wall of the first connecting plate (22) by a groove (38).