CN214189933U

CN214189933U - Three-wheel adjustable body height frame

Info

Publication number: CN214189933U
Application number: CN202120105648.0U
Authority: CN
Inventors: 刘道国; 刘建华
Original assignee: Jining Furuide Machinery Manufacturing Co ltd
Current assignee: Jining Furuide Machinery Manufacturing Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-09-14
Anticipated expiration: 2031-01-15

Abstract

The utility model relates to an adjustable automobile body height frame of tricycle, which comprises a vehicle rack, the directive wheel of adjustable height is installed to the front end of frame, two sets of rear wheels of adjustable height are installed to the afterbody of frame, the directive wheel of adjustable height is including the preceding lift wheel carrier that the slope set up, steering spindle and be located the bearing assembly of steering spindle upper end, and the steering spindle is installed in bearing assembly with rotatable mode, and the bearing assembly is fixed at the flexible end in top of lift frame, the bottom mounting of steering spindle has the front wheel support, install the front wheel on the front wheel support, still be fixed with on the lift frame and turn to actuating mechanism. The utility model discloses following beneficial effect has: the control steering is convenient, the lifting can be controlled in a self-adaptive manner, the structure is simple, and the efficiency is high. Each oil cylinder works independently, namely three wheels are controlled independently, so that the adjustment of different heights can be realized, and the vehicle frame can be leveled even if the road surface is uneven.

Description

Three-wheel adjustable body height frame

Technical Field

The utility model relates to an adjustable automobile body height frame of tricycle belongs to road building machinery technical field.

Background

At present, the prefabricated paving cement concrete curb is replaced by the cast-in-place slip form construction curb, the rigidity, the strength and the stability of the cast-in-place slip form construction curb are higher than those of the prefabricated paving cement concrete curb, the prefabricated paving cement concrete curb is easy to form and high in operation efficiency, and waste in material transportation and preparation and manual work of a site are avoided. Because present slip form machine meets the place of road unevenness in the construction, does not have the function that can in time adjust the curb shaping height according to the altitude variation automatically, leads to the curb shaping quality not high, and the error is too big during the operation.

SUMMERY OF THE UTILITY MODEL

According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: in order to solve one of the problems, a three-wheel adjustable vehicle body height frame is provided.

Adjustable automobile body height frame of tricycle, its characterized in that: the lifting frame comprises a frame, but the directive wheel of height-adjusting is installed to the front end of frame, two sets of rear wheels of height-adjusting are installed to the afterbody of frame, but the directive wheel of height-adjusting is including preceding lift wheel carrier, the steering spindle that the slope set up and be located the bearing assembly of steering spindle upper end, and the steering spindle is installed in the bearing assembly with rotatable mode, and the flexible end in the top of lift frame is fixed to the bearing assembly, the bottom mounting of steering spindle has the front wheel support, install the front wheel on the front wheel support, still be fixed with on the lift frame and turn to actuating mechanism.

Preferably, preceding lift wheel carrier is including nested preceding fixed arm and the movable support that can be relative according to the preface, and preceding fixed arm one end is fixed on the frame, flexible hydro-cylinder set up in the lift frame, be used for the drive the lift frame is flexible, and its one end is articulated with preceding fixed arm through hydro-cylinder fixed pin, and the other end is articulated with the hydro-cylinder seat of fixing in the movable support upper end through movable hydro-cylinder round pin.

Preferably, the bearing assembly comprises a steering bearing seat fixed on the cylinder block, an upper bearing and a lower bearing are installed in the steering bearing seat, the steering shaft is rotatably installed in the steering bearing seat through the upper bearing and the lower bearing, and an upper bearing gland and a lower bearing gland are further installed at the upper end and the lower end of the steering bearing seat.

Preferably, the wheel support comprises a horizontal wall and a vertical arm vertically installed at one end of the horizontal wall, and the bottom end of the steering shaft is installed at one end, far away from the vertical arm, of the horizontal wall through an inclined taper sleeve and a tensioning sleeve.

Preferably, the steering driving mechanism comprises a steering oil cylinder arm fixed on one side of the upper end of the movable support, the other end of the steering oil cylinder arm is hinged with a steering oil cylinder through an oil cylinder pin shaft A, and the other end of the steering oil cylinder is hinged with an oil cylinder pin shaft B arranged on the horizontal wall.

Preferably, the included angle between the steering oil cylinder and the steering oil cylinder arm is an acute angle, and the oil cylinder pin shaft B is installed at one end, close to the vertical arm, of the horizontal wall.

Preferably, the movable support is attached with a lining plate.

Preferably, a motor supporting seat is installed on the wheel support, a driving motor is installed in the motor supporting seat, and the driving motor is in power connection with the front wheel to drive the front wheel to rotate.

Preferably, the height-adjustable rear wheel comprises a rear lifting wheel frame and a rear wheel support, the rear wheel support is obliquely arranged and fixed at the bottom telescopic end of the rear lifting wheel frame, and the rear wheel support is provided with a rear wheel.

Preferably, the rear lifting wheel carrier comprises a rear fixed arm and an inner telescopic arm which are nested according to the sequence and can be opposite, one end of the rear fixed arm is fixed on the frame, a rear wheel telescopic cylinder is arranged in the rear lifting wheel carrier and used for driving the rear lifting wheel carrier to stretch, one end of the rear lifting wheel carrier is hinged with the rear fixed arm through a fixed pin on the rear wheel telescopic cylinder, and the other end of the rear lifting wheel carrier is hinged with a rear wheel support fixed at the bottom end of the inner telescopic arm through a lower fixed pin of the rear wheel telescopic cylinder.

Preferably, a motor supporting seat is installed on the rear wheel support, a driving motor is installed in the motor supporting seat, and the driving motor is in power connection with the rear wheel to drive the rear wheel to rotate.

Preferably, the front wheel mount is of the same construction as the rear wheel mount.

Compared with the prior art, the utility model discloses following beneficial effect has:

adjustable automobile body height frame of tricycle, control turns to convenient, can self-adaptation control and go up and down, and simple structure, it is efficient.

Each oil cylinder works independently, namely three wheels are controlled independently, so that the adjustment of different heights can be realized, and the vehicle frame can be leveled even if the road surface is uneven.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or parts are not necessarily drawn to scale

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

FIG. 2 is a top view of an adjustable height steerable wheel;

FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is a front view of the height adjustable steerable wheel;

FIG. 5 is a schematic cross-sectional view taken along line A-A of FIG. 4;

fig. 6 is a perspective view of the height-adjustable steerable wheel.

In the figure: 1. the device comprises a front fixing arm 2, an oil cylinder pin shaft A3, a steering oil cylinder arm 4, a steering oil cylinder 5, an oil cylinder pin shaft B6, a front wheel 7, a movable support 8, a steering shaft 9, a front wheel support 10, a motor support 11, a driving motor 12, an oil cylinder fixing pin 13, a telescopic oil cylinder 14, a lining plate 15, a movable oil cylinder pin 16, an oil cylinder seat 17, a steering bearing seat 18, an upper bearing cover 19, an upper bearing 20, a lower bearing 21, a lower bearing cover 22, a tapered sleeve 23, a tensioning sleeve 24, a frame 25, a rear lifting wheel carrier 26, a rear wheel support 27, a rear wheel 28, a rear wheel telescopic cylinder 29, a rear wheel telescopic cylinder upper fixing pin 30 and a rear wheel telescopic cylinder lower fixing pin.

Detailed Description

The invention will be further described with reference to the accompanying drawings:

the present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.

Examples

As shown in fig. 1-6, the three-wheeled vehicle body height-adjustable frame comprises a frame 24, a height-adjustable steering wheel is mounted at the front end of the frame 24, two sets of height-adjustable rear wheels are mounted at the tail of the frame 24, the height-adjustable steering wheel comprises a front lifting wheel frame arranged obliquely, a steering shaft 8 and a bearing assembly located at the upper end of the steering shaft 8, the steering shaft 8 is mounted in the bearing assembly in a rotatable manner, the bearing assembly is fixed at the top telescopic end of the lifting frame, a front wheel support 9 is fixed at the bottom end of the steering shaft 8, a front wheel 6 is mounted on the front wheel support 9, and a steering driving mechanism is further fixed on the lifting frame.

In the embodiment, the front lifting wheel frame comprises a front fixed arm 1 and a movable support 7 which are sequentially nested and can be opposite, one end of the front fixed arm 1 is fixed on a frame 24, a telescopic oil cylinder 13 is arranged in the lifting frame and used for driving the lifting frame to stretch, one end of the telescopic oil cylinder is hinged with the front fixed arm 1 through an oil cylinder fixed pin 12, and the other end of the telescopic oil cylinder is hinged with an oil cylinder seat 16 fixed at the upper end of the movable support 7 through a movable oil cylinder pin 15; the bearing assembly comprises a steering bearing seat 17 fixed on an oil cylinder seat 16, an upper bearing 19 and a lower bearing 20 are installed in the steering bearing seat 17, a steering shaft 8 is rotatably installed in the steering bearing seat 17 through the upper bearing 19 and the lower bearing 20, and an upper bearing gland 18 and a lower bearing gland 21 are also installed at the upper end and the lower end of the steering bearing seat 17; the wheel support 9 comprises a horizontal wall and a vertical arm vertically installed at one end of the horizontal wall, and the bottom end of the steering shaft 8 is installed at one end, far away from the vertical arm, of the horizontal wall through an inclined taper sleeve 22 and a tensioning sleeve 23; the steering driving mechanism comprises a steering oil cylinder arm 3 fixed on one side of the upper end of the movable support 7, the other end of the steering oil cylinder arm 3 is hinged with a steering oil cylinder 4 through an oil cylinder pin shaft A2, and the other end of the steering oil cylinder 4 is hinged with an oil cylinder pin shaft B5 arranged on the horizontal wall; an included angle between the steering oil cylinder 4 and the steering oil cylinder arm 3 is an acute angle, and an oil cylinder pin shaft B5 is installed at one end, close to the vertical arm, of the horizontal wall; a lining plate 14 is attached to the movable bracket 7; a motor support seat 10 is arranged on the wheel support 9, a driving motor 11 is arranged in the motor support seat 10, and the driving motor 11 is in power connection with the front wheel 6 and drives the front wheel 6 to rotate; the height-adjustable rear wheel comprises a rear lifting wheel frame 25 and a rear wheel support 26 which are obliquely arranged, the rear wheel support 26 is fixed at the bottom telescopic end of the rear lifting wheel frame 25, and a rear wheel 27 is arranged on the rear wheel support 26; the rear lifting wheel frame 25 comprises a rear fixed arm and an inner telescopic arm which are sequentially nested and can be opposite, one end of the rear fixed arm is fixed on the frame 24, a rear wheel telescopic cylinder 28 is arranged in the rear lifting wheel frame 25 and is used for driving the rear lifting wheel frame 25 to be telescopic, one end of the rear lifting wheel frame is hinged with the rear fixed arm through a fixed pin 29 on the rear wheel telescopic cylinder, and the other end of the rear lifting wheel frame is hinged with a rear wheel support 26 fixed at the bottom end of the inner telescopic arm through a fixed pin 30 under the rear wheel telescopic cylinder; a motor supporting seat is arranged on the rear wheel supporting seat 26, a driving motor is arranged in the motor supporting seat, and the driving motor is in power connection with the rear wheel 27 and drives the rear wheel 27 to rotate; the front wheel support 9 is identical in structure to the rear wheel support 26.

The utility model discloses a theory of operation:

height adjustment of the height-adjustable steering wheel: one end of the telescopic oil cylinder 13 is fixed on the frame 1 through an oil cylinder fixing pin 12, and the other end is fixed on an oil cylinder base 16 through a movable oil cylinder pin 15. The oil cylinder base 16 is welded on the movable bracket 7, an upper bearing 19 is attached on the movable bracket 7, and the movable bracket 7 drives the lining plate 14 to slide on the frame 1 through the extension and contraction of the telescopic oil cylinder 13. The front wheel 6 is arranged on a driving motor 11, the power output of the driving motor 11 is connected with a motor support seat 10, and the motor support seat 10 is welded with the front wheel support 9, namely, the front wheel 6 and the front wheel support 9 can move simultaneously. The front wheel support 9 is connected with the movable support 7 through the steering shaft 8, so that the wheels 6 are driven to move simultaneously by the sliding of the movable support 7, the distance between the front wheels 6 and the front fixed arm 1 is changed, the front fixed arm 1 is obliquely arranged, the height between the front end of the frame 24 and the ground is adjusted, and the function of adjusting the height is achieved.

Steering of the height-adjustable steering wheel: one end of a steering oil cylinder 4 is connected to a steering oil cylinder arm 3 through an oil cylinder pin shaft 2, and the other end of the steering oil cylinder is installed on a front wheel support 9 through an oil cylinder pin shaft 5. The steering oil cylinder arm 3 is welded on the movable support 7, the upper end of the steering shaft 8 is connected with a steering bearing seat 17 welded on the movable support 7 through two bearings of an upper bearing 19 and a lower bearing 20, and the bearings are fixed by an upper bearing gland 18 and a lower bearing gland 21. The lower end of the steering shaft 8 is fastened with an inclined taper sleeve 22 welded on the front wheel support 9 through a tensioning sleeve by bolts. The split movable support 7 is connected with the front wheel support 9 through the steering shaft 8, so that when the steering oil cylinder 4 stretches, the front wheel 6 can rotate under the action of the upper bearing 19 and the lower bearing 20 through the front wheel 6, and the steering function is completed.

Height adjustment of the height-adjustable rear wheel: the rear wheel support 26 is driven to act by the extension of the rear wheel telescopic cylinder 28, the distance between the rear wheel support 26 and the frame 24 is changed, and the rear lifting wheel carrier 25 is obliquely arranged, so that the height of the tail part of the frame 24 from the ground is adjusted, and the function of adjusting the height of the frame above the ground is realized.

The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an adjustable automobile body height frame of tricycle which characterized in that: including frame (24), the directive wheel of can heightening is installed to the front end of frame (24), two sets of rear wheels of heightening are installed to the afterbody of frame (24), the directive wheel of heightening is including the preceding lift wheel carrier, steering spindle (8) that the slope set up and be located the bearing assembly of steering spindle (8) upper end, and steering spindle (8) are installed in bearing assembly with rotatable mode, and the bearing assembly is fixed at the flexible end in top of lift frame, the bottom mounting of steering spindle (8) has front wheel support (9), install front wheel (6) on front wheel support (9), still be fixed with steering drive mechanism on the lift frame.

2. The three-wheeled adjustable body height frame of claim 1, wherein: preceding lift wheel carrier is including nested preceding fixed arm (1) and the movable support (7) that can be relative according to the preface, and preceding fixed arm (1) one end is fixed on frame (24), flexible hydro-cylinder (13) set up in the lift frame, be used for the drive lift frame is flexible, and its one end is articulated with preceding fixed arm (1) through hydro-cylinder fixed pin (12), and the other end is articulated through movable hydro-cylinder round pin (15) and oil cylinder seat (16) of fixing in movable support (7) upper end.

3. The three-wheel adjustable vehicle body height frame of claim 2, wherein: the bearing assembly comprises a steering bearing seat (17) fixed on an oil cylinder seat (16), an upper bearing (19) and a lower bearing (20) are installed in the steering bearing seat (17), a steering shaft (8) is rotatably installed in the steering bearing seat (17) through the upper bearing (19) and the lower bearing (20), and an upper bearing gland (18) and a lower bearing gland (21) are further installed at the upper end and the lower end of the steering bearing seat (17).

4. The three-wheel adjustable vehicle body height frame of claim 3, wherein: the front wheel support (9) comprises a horizontal wall and a vertical arm vertically installed at one end of the horizontal wall, and the bottom end of the steering shaft (8) is installed at one end, far away from the vertical arm, of the horizontal wall through an inclined taper sleeve (22) and a tensioning sleeve (23).

5. The three-wheel adjustable vehicle body height frame of claim 4, wherein: the steering driving mechanism comprises a steering oil cylinder arm (3) fixed on one side of the upper end of a movable support (7), the other end of the steering oil cylinder arm (3) is hinged with a steering oil cylinder (4) through an oil cylinder pin shaft A (2), and the other end of the steering oil cylinder (4) is hinged with an oil cylinder pin shaft B (5) installed on the horizontal wall.

6. The three-wheeled adjustable body height frame of claim 5, wherein: the included angle between the steering oil cylinder (4) and the steering oil cylinder arm (3) is an acute angle, and an oil cylinder pin shaft B (5) is installed at one end, close to the vertical arm, of the horizontal wall.

7. The three-wheeled adjustable body height frame of claim 6, wherein: the movable bracket (7) is attached with a lining plate (14).

8. The three-wheel adjustable vehicle body height frame of claim 7, wherein: install motor supporting seat (10) on front wheel support (9), install driving motor (11) in motor supporting seat (10), driving motor (11) and front wheel (6) power are connected, and drive front wheel (6) rotate.

9. The three-wheeled adjustable body height frame of claim 8, wherein: the height-adjustable rear wheel comprises a rear lifting wheel frame (25) and a rear wheel support (26), the rear wheel support (26) is obliquely arranged, the rear wheel support (26) is fixed at the bottom telescopic end of the rear lifting wheel frame (25), and a rear wheel (27) is mounted on the rear wheel support (26).

10. The three-wheeled adjustable body height frame of claim 9, wherein: rear lifting wheel carrier (25) including according to the preface nestification and back fixed arm and the interior arm that stretches out and draws back that can be relative, back fixed arm one end is fixed on frame (24), rear wheel telescoping cylinder (28) set up in rear lifting wheel carrier (25), be used for the drive rear lifting wheel carrier (25) are flexible, and its one end is articulated with the back fixed arm through fixed pin (29) on the rear wheel telescoping cylinder, and the other end is articulated through fixed pin (30) under the rear wheel telescoping cylinder and rear wheel support (26) of fixed including the telescopic arm bottom.