CN106640942B

CN106640942B - Convenient fixed universal joint

Info

Publication number: CN106640942B
Application number: CN201510742822.1A
Authority: CN
Inventors: 胡仲佳
Original assignee: Jiangsu Huaihai New Energy Vehicle Co ltd
Current assignee: JIANGSU HUAIHAI NEW ENERGY VEHICLE Co.,Ltd.
Priority date: 2015-11-04
Filing date: 2015-11-04
Publication date: 2020-10-30
Anticipated expiration: 2035-11-04
Also published as: CN106640942A

Abstract

The invention discloses a convenient fixed universal joint, a shell is sequentially provided with an accommodating space, a channel, a chute and a through groove from top to bottom, the accommodating space is matched with the spherical surface of a ball head and is in sliding fit with the ball head, the lower side of the accommodating space is communicated with a channel, a sliding groove is arranged at the lower end of the channel, the lower part of the sliding groove is communicated with a through groove, one end of the ball socket sliding block is a concave spherical surface matched with the spherical surface of the ball head, the other end of the ball socket sliding block is an outwards protruding conical body, a concave part matched with the shape of the conical body of the ball socket sliding block is arranged on the outer side of the sliding block base, the sliding block base is fixedly connected with the upper end of the adjusting shaft in the through groove, the sliding block base is in sliding fit with one end of the conical body of the ball socket sliding block, one end of the concave spherical surface of the ball socket sliding block is in sliding fit with the ball head, the. The device has simple structure and convenient operation process.

Description

Convenient fixed universal joint

Technical Field

The invention relates to a convenient fixed universal joint.

Background

The universal joint has wide application in various industries, and the locking of the ball universal joint is usually realized by arranging a bolt or a pin shaft on a ball, and the locking modes are not only relatively complex in structure and inconvenient to operate, but also weak in locking force, so that the application of the universal joint in some fields is limited.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a convenient fixed universal joint which is simple in structure and convenient and fast in operation process, solves the problem that the locking effect of the traditional universal joint locking device on a ball body is not ideal, can enhance the locking force of the universal joint, and can further expand the application range of the universal joint.

In order to achieve the above purpose, the invention provides a portable fixed universal joint, which comprises a ball head, a shell, a ball socket slider, a handle bolt, an adjusting shaft and an annular slider base, wherein the ball head is provided with the base, the shell is sequentially provided with an accommodating space, a channel, a chute and a through groove from top to bottom, the shell is formed by fixedly connecting a left side plate and a right side plate, the accommodating space is matched with the spherical surface of the ball head, the accommodating space is in sliding fit with the ball head, the lower side of the accommodating space is communicated with the annular channel which can be used for the ball socket slider to slide up and down, the lower end of the channel is provided with the chute which can be used for the slider base to slide left and right, the lower part of the chute is communicated with the through groove which is matched with the thickness of the adjusting shaft and is used for the adjusting shaft to slide left and right, one end of the ball socket is a concave spherical surface matched with the spherical, the outer side of the sliding block base is provided with a concave part matched with the shape of the conical body of the ball socket sliding block, the upper end of the adjusting shaft in the through groove is fixedly connected with the sliding block base, the sliding block base is in sliding fit with one end of the conical body of the ball socket sliding block, one end of the concave spherical surface of the ball socket sliding block is in sliding fit with the ball head, the centers of the left side plate and the right side plate are respectively provided with a through hole, and the handle bolt penetrates through the through hole of the left side plate or the right side plate to be in contact with one.

The left side plate and the right side plate are connected through bolts.

According to the invention, the adjusting shaft is pushed through the handle bolt, the ball socket sliding block is further pushed to move in the direction far away from the adjusting shaft, and the sliding space of the ball head is extruded by the ball socket sliding block, so that the ball head can be fixed at a certain position; the maintenance of the universal joint can be facilitated by connecting the left side plate and the right side plate through the bolts; through being equipped with the slotted hole on the regulating spindle, can save material on the one hand, reduce cost, on the other hand can reduce the weight of whole device.

Drawings

FIG. 1 is an exploded schematic view of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is an assembly view of the present invention;

fig. 4 is a sectional view taken along a-a direction of fig. 3.

In the figure: 1. Bulb, 2, base, 3, shell, 4, regulating spindle, 5, ball socket slider, 6, slider base, 7, accommodation space, 8, passageway, 9, spout, 10, logical groove, 11, left side board, 12, right side board, 13, through-hole, 14, handle bolt.

Detailed Description

The invention will be further explained with reference to the drawings.

As shown in fig. 1 to 4, a portable fixed universal joint comprises a ball head 1, a housing 3, a ball-and-socket slider 5, a handle bolt 14, an adjusting shaft 4, and a circular slider base 6, wherein the ball head 1 is provided with a base 2, the housing 3 is provided with an accommodating space 7, a channel 8, a chute 9, and a through groove 10 from top to bottom in sequence, the housing 3 is formed by fixedly connecting a left side plate 11 and a right side plate 12, the accommodating space 7 is adapted to the spherical surface of the ball head 1, the accommodating space 7 is in sliding fit with the ball head 1, the lower side of the accommodating space 7 is communicated with the circular channel 8 for the ball-and-socket slider 5 to slide up and down, the lower end of the channel 8 is provided with the chute 9 for the slider base 6 to slide left and right, the lower part of the chute 9 is communicated with the through groove 10 adapted to the thickness of the adjusting shaft 4 for the left and right sliding of the adjusting shaft 4, one end of the ball-and-socket slider 5 is a concave, the other end is an outward protruding conical body, a concave portion matched with the conical body shape of the ball socket sliding block 5 is arranged on the outer side of the sliding block base 6, the sliding block base 6 is fixedly connected to the upper end of the adjusting shaft 4 in the through groove 10, the sliding block base 6 is in sliding fit with one end of the conical body of the ball socket sliding block 5, one end of a concave spherical surface of the ball socket sliding block 5 is in sliding fit with the ball head 1, through holes 13 are respectively formed in the centers of the left side plate 11 and the right side plate 12, and the handle bolt 14 penetrates through the through hole 13 of the left side plate 11 or the right side plate 12 to be in contact with one end of the.

The left side plate 11 and the right side plate 12 are connected by bolts.

When the ball joint adjusting device is used, only one end of the adjusting shaft 4 needs to be pushed through the handle bolt 14, so that the adjusting shaft 4 is pushed to perform plane sliding in the through groove 10, the sliding block base 6 matched with one end, provided with a conical body, of the ball socket sliding block 5 on the adjusting shaft 4 and the ball socket sliding block 5 slide relatively, the ball socket sliding block 5 is pushed to move towards the direction far away from the adjusting shaft 4, the ball socket sliding block 5 extrudes the sliding space of the ball joint 1, and the ball joint 1 can be fixed at a certain position.

Claims

1. A convenient fixed universal joint comprises a ball head (1), wherein the ball head (1) is provided with a base (2), and is characterized by further comprising a shell (3), a ball socket sliding block (5), a handle bolt (14), an adjusting shaft (4) and an annular sliding block base (6), wherein the shell (3) is sequentially provided with an accommodating space (7), a channel (8), a sliding groove (9) and a through groove (10) from top to bottom, the shell (3) is formed by fixedly connecting a left side plate (11) and a right side plate (12), the accommodating space (7) is matched with the spherical surface of the ball head (1), the accommodating space (7) is in sliding fit with the ball head (1), the lower side of the accommodating space (7) is communicated with the annular channel (8) which can be used for the ball socket sliding block (5) to slide up and down, the sliding groove (9) which can be used for the sliding block base (6) to slide left and right is arranged at the lower end of the channel (8, the lower part of the sliding groove (9) is communicated with a through groove (10) which is matched with the thickness of the adjusting shaft (4) and is used for the adjusting shaft (4) to slide left and right, one end of the ball socket sliding block (5) is a concave spherical surface matched with the spherical surface of the ball head (1), the other end is a conical body protruding outwards, the outer side of the sliding block base (6) is provided with a concave part matched with the shape of the conical body of the ball socket sliding block (5), the upper end of the adjusting shaft (4) positioned in the through groove (10) is fixedly connected with the sliding block base (6), the sliding block base (6) is in sliding fit with one end of a conical body of the ball socket sliding block (5), one end of the concave spherical surface of the ball socket sliding block (5) is in sliding fit with the ball head (1), the centers of the left side plate (11) and the right side plate (12) are respectively provided with a through hole (13), the handle bolt (14) penetrates through a through hole (13) of the left side plate (11) or the right side plate (12) to be in contact with one end of the adjusting shaft (4).

2. A portable fixed joint according to claim 1 wherein the left (11) and right (12) side plates are bolted.