CN211035055U

CN211035055U - Scissor-fork type space extending arm

Info

Publication number: CN211035055U
Application number: CN201922257278.8U
Authority: CN
Inventors: 熊建民; 陈晃; 段强
Original assignee: Hunan Pingfengma Machinery Technology Co ltd
Current assignee: Hunan Pingfengma Machinery Technology Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-17
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a cut fork space extending arm, including cutting the fork arm, cut fork arm top and install the platform, cut fork arm bottom and install the base, the base left end is equipped with the connecting seat admittedly, it has the pivot with connecting seat normal running fit to peg graft on the connecting seat, the equal perpendicular rigid coupling in pivot both ends has the bracing piece, the bracing piece sets firmly at second base top surface perpendicularly, second base below is provided with the third base, third base top surface has set firmly the hydraulic telescoping post perpendicularly, the flexible end top of hydraulic telescoping post has set firmly first ring, first ring and second ring swing joint, the second ring sets firmly at the base right-hand member. The utility model discloses a hydraulic telescoping column drive base rotates around the pivot, makes and cuts the slope of fork arm to the lift that the fork arm can incline is cut in the messenger, and the guardrail can form the protection to article or workman on the platform, prevents that article or workman from dropping because of the slope.

Description

Scissor-fork type space extending arm

Technical Field

The utility model relates to a cut the fork arm field, especially relate to a cut fork space extension arm.

Background

Lifting platform is a multi-functional jack-up loading and unloading mechanical equipment, can divide into fixed and portable: the movable type is divided into a straight arm type, a crank arm type, a scissor fork type, a mast type, an aluminum alloy lifting platform and a telescopic cylinder type; the fixed type is provided with a scissor fork type, a guide rail type lifting platform, a chain type lifting platform, a loading and unloading platform, an attached type electric construction platform and the like.

The existing scissor-type lifting platform can only be lifted vertically and vertically, and is often stranded when meeting the occasion of inclined lifting, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cut fork space extending arm to solve above-mentioned technical problem.

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

a scissor type space extension arm comprises a scissor fork arm, a platform is arranged at the top of the scissor fork arm, a base is arranged at the bottom of the scissor fork arm, the left end of the base is fixedly provided with a connecting seat, a rotating shaft which is in rotating fit with the connecting seat is inserted in the connecting seat, two ends of the rotating shaft are vertically and fixedly connected with supporting rods which are vertically and fixedly arranged on the top surface of the second base, the second base is positioned below the base, a third base is arranged below the second base and fixedly connected with the second base through a plurality of connecting rods, a hydraulic telescopic column is vertically and fixedly arranged on the top surface of the third base, the telescopic end of the hydraulic telescopic column penetrates through the second base and extends to a position between the base and the second base, the top of the telescopic end of the hydraulic telescopic column is fixedly provided with a first circular ring, the first circular ring is movably connected with a second circular ring, and the second circular ring is fixedly arranged at the right end of the base.

Preferably, the top surface edge of the platform is provided with a guardrail.

Preferably, the left end and the right end of the top surface of the third base are vertically and fixedly provided with inserting rods, and a plurality of balancing weights are inserted into the inserting rods.

Preferably, the inserted rod is in threaded connection with the nut.

Preferably, the balancing weight is a lead block.

Preferably, both ends are all threaded connection has set screw about the third base, set screw lower extreme rigid coupling has the circular cone.

The utility model has the advantages that:

1. the utility model discloses a hydraulic telescoping column drive base rotates around the pivot, makes and cuts the slope of fork arm to the lift that the fork arm can incline is cut in the messenger, and the guardrail can form the protection to article or workman on the platform, prevents that article or workman from dropping because of the slope.

2. The balancing weight can press the third base to prevent the whole device from overturning due to the inclination of the scissor arm; when the device is used on the earth ground, the fixing screw rod is connected with the third base and is simultaneously inserted into the earth, so that the whole device can be further prevented from overturning.

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-a guardrail; 2-a platform; 3-shearing a fork arm; 4-a base; 5-a connecting rod; 6-a third base; 7-a second base; 8-hydraulic telescopic column; 9-inserting a rod; 10-a nut; 11-a counterweight block; 12-a fixed screw; 13-a connecting seat; 14-a rotating shaft; 15-support rods; 16-a first circular ring; 17-a second ring; 18-a telescoping end; 19-cone.

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 scissor type space extending arm comprises a scissor arm 3, a platform 2 is mounted on the top of the scissor arm 3, a guardrail 1 is mounted on the edge of the top surface of the platform 2, a base 4 is mounted at the bottom of the scissor arm 3, a connecting seat 13 is fixedly arranged at the left end of the base 4, a rotating shaft 14 which is rotatably matched with the connecting seat 13 is inserted into the connecting seat 13, two ends of the rotating shaft 14 are fixedly connected with supporting rods 15, the supporting rods 15 are fixedly arranged on the top surface of a second base 7, the second base 7 is arranged below the base 4, a third base 6 is arranged below the second base 7, the third base 6 is fixedly connected with the second base 7 through a plurality of connecting rods 5, a hydraulic telescopic column 8 is fixedly arranged on the top surface of the third base 6, a telescopic end 18 of the hydraulic telescopic column 8 passes through the second base 7 and extends to a position between the base 4 and the second base 7, a first circular ring 16 is fixedly, the first circular ring 16 is movably connected with the second circular ring 17, and the second circular ring 17 is fixedly arranged at the right end of the base 4.

Inserting rods 9 are vertically and fixedly arranged at the left end and the right end of the top surface of the third base 6, a plurality of balancing weights 11 are inserted into the inserting rods 9, the balancing weights 11 are lead blocks, and the inserting rods 9 are in threaded connection with nuts 10; the left end and the right end of the third base 6 are both in threaded connection with a fixed screw 12, and the lower end of the fixed screw 12 is fixedly connected with a cone 19.

The working principle is as follows: put third base 6 flat at the operation region, select the balancing weight 11 of suitable quantity to insert inserted bar 9, then with nut 10 and inserted bar 9 threaded connection in order to fix balancing weight 11 position, drive base 4 through hydraulic telescoping post 8 and rotate around pivot 14, make and cut fork arm 3 slope to make the lift that cuts fork arm 3 can incline, when using on earth ground, can further prevent that whole device from toppling in being connected and inserting simultaneously into soil with clamping screw 12 and third base 6.

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

1. The utility model provides a cut fork space extension arm, includes scissor arms (3), platform (2) are installed at scissor arms (3) top, base (4), its characterized in that are installed to scissor arms (3) bottom: the left end of the base (4) is fixedly provided with a connecting seat (13), the connecting seat (13) is spliced with a rotating shaft (14) which is in running fit with the connecting seat (13), two ends of the rotating shaft (14) are vertically and fixedly connected with supporting rods (15), the supporting rods (15) are vertically and fixedly arranged on the top surface of a second base (7), the second base (7) is positioned below the base (4), a third base (6) is arranged below the second base (7), the third base (6) is fixedly connected with the second base (7) through a plurality of connecting rods (5), the top surface of the third base (6) is vertically and fixedly provided with a hydraulic telescopic column (8), a telescopic end (18) of the hydraulic telescopic column (8) penetrates through the second base (7) and extends to a position between the base (4) and the second base (7), the top of the telescopic end (18) of the hydraulic telescopic column (8) is fixedly provided with a first circular ring (16), the first circular ring (16) is movably connected with the second circular ring (17), and the second circular ring (17) is fixedly arranged at the right end of the base (4).

2. A scissor space extending arm according to claim 1, wherein: and a guardrail (1) is arranged on the edge of the top surface of the platform (2).

3. A scissor space extending arm according to claim 1, wherein: the left end and the right end of the top surface of the third base (6) are vertically and fixedly provided with inserting rods (9), and a plurality of balancing weights (11) are inserted into the inserting rods (9).

4. A scissor space extending arm according to claim 3, wherein: the inserted bar (9) is in threaded connection with the nut (10).

5. A scissor space extending arm according to claim 3, wherein: the balancing weight (11) is a lead block.

6. A scissor space extending arm according to claim 1, wherein: both ends all threaded connection has clamping screw (12) about third base (6), clamping screw (12) lower extreme rigid coupling has circular cone (19).