CN211034987U - Turnover type supporting leg - Google Patents

Abstract

The utility model discloses a convertible landing leg, the motor connecting plate comprises a connecting plate, first hydraulic stretching post is installed perpendicularly to the connecting plate top surface, first anti-skidding mechanism is installed to the first flexible end of first hydraulic stretching post, the second hydraulic stretching post is installed perpendicularly to the connecting plate bottom surface, second anti-skidding mechanism is installed to the flexible end of second hydraulic stretching post, the pivot is all installed to connecting plate left end and right-hand member, and the pivot is pegged graft at the support lower extreme, it all sets firmly the cover and is equipped with spacing dish to lie in the support both sides in the pivot, and spacing dish edge is through connecting screw and the support threaded connection of a plurality of circular array settings, the support upper end has set firmly the connecting block perpendicularly, the connecting block is through a plurality of set screw and automobile body coupling. The utility model discloses an on installing the automobile body with the support, rotate first hydraulic stretching post, second hydraulic stretching post then fixed around the pivot, make first hydraulic stretching post, second hydraulic stretching post can incline certain angle and support the automobile body.

Description

Turnover type supporting leg

Technical Field

The utility model relates to a landing leg field especially relates to a convertible landing leg.

Background

The support leg is one of the main components of the automobile crane, and is used for increasing the support base of the crane, reducing the tire load and improving the anti-overturning stability of the whole automobile, thereby improving the lifting capacity. The support leg is a supporting device arranged on the underframe of the crane and comprises a fixed part and a movable extending part. The crane is generally provided with four supporting legs which are respectively arranged at the front, the rear, the left and the right sides, and can simultaneously act and independently stretch.

The conventional supporting leg can only be vertically and telescopically supported, and the limited application range of the supporting leg needs to be improved when the vehicle body cannot be obliquely supported.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convertible landing leg to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:

the utility model provides a convertible landing leg, includes the connecting plate, first hydraulic stretching post is installed perpendicularly to the connecting plate top surface, first anti-skidding mechanism is installed to the first flexible end of first hydraulic stretching post, second hydraulic stretching post is installed perpendicularly to the connecting plate bottom surface, second anti-skidding mechanism is installed to the flexible end of second hydraulic stretching post, the pivot is all installed to connecting plate left end and right-hand member, the pivot is pegged graft at the support lower extreme, the pivot is connected with the support rotation, it all sets firmly the cover and is equipped with spacing dish to lie in the support both sides in the pivot, spacing dish edge is through the connecting screw and the support threaded connection of a plurality of circular array settings, the support upper end has set firmly the connecting block perpendicularly, the connecting block is through a plurality of set screw and automobile body coupling.

Preferably, the first anti-slip mechanism comprises a base, a silica gel sheet and two second connecting plates; the base sets firmly at first flexible end top, the silica gel piece sets up at the base top surface, two the second connecting plate is located silica gel piece both sides respectively, every the second connecting plate both ends are connected with silica gel piece, base through the screw respectively.

Preferably, the second anti-skid mechanism comprises a third connecting plate and a plurality of inserting rods; the third connecting plate is located the flexible end bottom of second, the third connecting plate passes through the second screw and is connected with the flexible end of second, and is a plurality of the inserted bar sets firmly perpendicularly in third connecting plate bottom surface.

Preferably, the bottom surface of the first hydraulic telescopic column is fixedly provided with an installation plate, and the installation plate is connected with the top surface of the connecting plate through a plurality of screws.

Preferably, the second hydraulic telescopic column top surface is provided with a second mounting plate, and the second mounting plate is connected with the bottom surface of the connecting plate through a plurality of second screws.

Preferably, the number of the insert rods is two.

The utility model has the advantages that:

1. the utility model discloses an on installing the automobile body with the support, rotate first hydraulic stretching post, second hydraulic stretching post then fixed around the pivot, make first hydraulic stretching post, second hydraulic stretching post can incline certain angle and support the automobile body.

2. Through the different hydraulic stretching post of conversion, can use the hydraulic stretching post that has the silica gel piece to support the automobile body on level and smooth road surface, use the hydraulic stretching post that has the inserted bar to support the automobile body on dirt road surface, can effectively prevent to skid, improve the holding power.

Drawings

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

FIG. 2 is an enlarged view of part A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion B of FIG. 1 according to the present invention;

reference numerals: 1-fixing the screw; 2, connecting blocks; 3-a scaffold; 4-silica gel sheet; 5-a base; 6-a first telescoping end; 7-a first hydraulic telescopic column; 8-screw rod; 9-a second mounting plate; 10-a connecting plate; 11-a second hydraulic telescopic column; 12-a second telescoping end; 13-inserting a rod; 14-a third connecting plate; 15-a second screw; 16-a second connecting plate; 17-a screw; 18-a limiting disc; 19-connecting screw; 20-a rotating shaft; 21-mounting a plate; 22-second screw.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1-3, a turnover support leg, including a connecting plate 10, a first hydraulic telescopic column 7 is vertically installed on the top surface of the connecting plate 10, a first anti-skid mechanism is installed on a first telescopic end 6 of the first hydraulic telescopic column 7, a second hydraulic telescopic column 11 is vertically installed on the bottom surface of the connecting plate 10, a second anti-skid mechanism is installed on a second telescopic end 12 of the second hydraulic telescopic column 11, a rotating shaft 20 is installed on the left end and the right end of the connecting plate 10, the rotating shaft 20 is inserted into the lower end of a support 3, the rotating shaft 20 is rotatably connected with the support 3, a limiting disc 18 is fixedly sleeved on the rotating shaft 20 at two sides of the support 3, the edge of the limiting disc 18 is in threaded connection with the support 3 through a plurality of connecting screws 19 arranged in a circular array, a connecting block 2 is vertically fixedly arranged at the upper end of the support 3, and.

The first anti-skid mechanism comprises a base 5, a silica gel sheet 4 and two second connecting plates 16; base 5 sets firmly at first flexible end 6 tops, and silica gel piece 4 sets up at 5 top surfaces of base, and two second connecting plates 16 are located silica gel piece 4 both sides respectively, and every second connecting plate 16 both ends are connected with silica gel piece 4, base 5 through screw 17 respectively.

The second anti-skid mechanism comprises a third connecting plate 14 and two inserting rods 13; the third connecting plate 14 is located the flexible end 12 bottom of second, and third connecting plate 14 passes through second screw 15 and is connected with the flexible end 12 of second, and two inserted bars 13 set firmly in the bottom surface of third connecting plate 14 perpendicularly.

The bottom surface of the first hydraulic telescopic column 7 is fixedly provided with a mounting plate 21, the mounting plate 21 is connected with the top surface of the connecting plate 10 through a plurality of screw rods 8, the second mounting plate 9 is mounted on the top surface of the second hydraulic telescopic column 11, and the second mounting plate 9 is connected with the bottom surface of the connecting plate 10 through a plurality of second screw rods 22.

The working principle is as follows: after the vehicle reaches the designated position, take off connecting screw 19, rotate first hydraulic telescoping post 7, second hydraulic telescoping post 11, according to the road surface condition, the hydraulic telescoping post that selects to have first anti-skidding mechanism or second anti-skidding mechanism is towards ground, and adjust the inclination of hydraulic telescoping post, fix spacing dish 18 to support 3 through connecting screw 19 on, thereby with first hydraulic telescoping post 7, second hydraulic telescoping post 11 fixed position, start the hydraulic telescoping post towards ground, make its flexible end support the operation of supporting subaerial.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A convertible landing leg, includes connecting plate (10), its characterized in that: the anti-skid device is characterized in that a first hydraulic telescopic column (7) is vertically installed on the top surface of the connecting plate (10), a first anti-skid mechanism is installed at a first telescopic end (6) of the first hydraulic telescopic column (7), a second hydraulic telescopic column (11) is vertically installed on the bottom surface of the connecting plate (10), a second anti-skid mechanism is installed at a second telescopic end (12) of the second hydraulic telescopic column (11), rotating shafts (20) are installed at the left end and the right end of the connecting plate (10), the rotating shafts (20) are inserted at the lower end of the support (3), the rotating shafts (20) are rotatably connected with the support (3), limiting discs (18) are fixedly sleeved on the two sides of the support (3) on the rotating shafts (20), the edges of the limiting discs (18) are in threaded connection with the support (3) through connecting screws (19) arranged in a plurality of circular arrays, connecting blocks (2) are vertically fixedly arranged at the upper end of the support (3, the connecting block (2) is connected with the vehicle body through a plurality of fixing screw rods (1).

2. The flip leg of claim 1, wherein: the first anti-slip mechanism comprises a base (5), a silica gel sheet (4) and two second connecting plates (16); base (5) set firmly at first flexible end (6) top, silica gel piece (4) set up at base (5) top surface, two second connecting plate (16) are located silica gel piece (4) both sides respectively, every second connecting plate (16) both ends are connected with silica gel piece (4), base (5) through screw (17) respectively.

3. The flip leg of claim 1, wherein: the second anti-skid mechanism comprises a third connecting plate (14) and a plurality of insert rods (13); the third connecting plate (14) is located the flexible end of second (12) bottom, third connecting plate (14) are connected with flexible end of second (12) through second screw (15), and a plurality of inserted bar (13) set firmly in third connecting plate (14) bottom surface perpendicularly.

4. The flip leg of claim 1, wherein: the bottom surface of the first hydraulic telescopic column (7) is fixedly provided with a mounting plate (21), and the mounting plate (21) is connected with the top surface of the connecting plate (10) through a plurality of screw rods (8).

5. The flip leg of claim 1, wherein: second hydraulic telescoping column (11) top surface installation second mounting panel (9), second mounting panel (9) are connected with connecting plate (10) bottom surface through a plurality of second screw rods (22).

6. The flip leg of claim 3, wherein: the number of the inserted rods (13) is two.

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