CN218521023U

CN218521023U - Safety bolt of lifting operation platform

Info

Publication number: CN218521023U
Application number: CN202222499620.7U
Authority: CN
Inventors: 商杰; 骆贤强; 张玉明
Original assignee: Shandong Haokun Heavy Industry Machinery Group Co ltd
Current assignee: Shandong Haokun Heavy Industry Machinery Group Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-02-24
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a safety catch of lift operation platform, including the lift base, first supporting seat is installed to the lift base upside, first supporting seat upside articulates there are lifting support and lift platform, first supporting seat has inside first slide opening and the second slide opening of having seted up, be connected with spacing gleitbretter through cylinder gentleness pole transmission in the first slide opening, the middle part is articulated through first round pin axle and second round pin axle in the lifting support, and first round pin axle and second round pin axle mid-mounting have interior extension board, and the transmission is connected with the lead screw between two interior extension boards, the utility model discloses because be connected with spacing gleitbretter through cylinder gentleness pole transmission in the first slide opening, lifting support bottom one side slides through the guide bar and sets up at first slide opening for when lifting support lift adjustment, remove the regulation through the spacing gleitbretter of cylinder drive, can carry out spacing processing to guide bar one side, prevent that lifting support bottom one side maloperation from sliding and causing lift platform suddenly to descend, improve the security of using.

Description

Safety bolt of lifting operation platform

Technical Field

The utility model relates to a elevating platform protection technical field specifically is a lift operation platform's safety insurance bolt.

Background

The lifting platform is a hoisting machine for vertically transporting people or objects. [1] Also refers to equipment for vertical conveying in logistics systems such as factories and automatic warehouses, and various plane conveying equipment is often arranged on the lifting platform and is used as a connecting device for conveying lines with different heights. The hydraulic lifting platform is generally driven by hydraulic pressure, so the lifting platform is called as a hydraulic lifting platform. The device is widely applied to high-altitude operations such as installation, maintenance and the like except for cargo transportation at different heights. The characteristic that the elevating platform freely goes up and down has been widely used in municipal maintenance, the transportation of goods in wharf, logistics center, building decoration etc., has installed that car chassis, storage battery car chassis etc. can freely walk, and the working height space also changes to some extent, has light in weight, from walking, electric start, from the landing leg, easy operation, operation face is big, can stride across 360 degrees free rotations advantages such as obstacle carries out high altitude construction. According to the structure of the lifter, the lifting machine can be divided into a scissor type lifter, a guide rail type lifting platform, an aluminum alloy type lifter, a sleeve cylinder type lifter, a folding arm type overhead working truck and a crank arm type overhead working truck.

The existing lifting operation platform is easy to slide due to misoperation at one side of the bottom of the lifting support when in use, so that the lifting platform suddenly descends, and the lower supporting stability of the lifting support is poor, so that the use safety of the lifting platform is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lift operation platform's safety insurance is tied to it causes lift platform suddenly to descend to solve among the prior art lift operation platform easy slip in one side of the lift support bottom when using, and lift support lower part support stability is relatively poor moreover, thereby influences the problem of the security that lift platform used.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a lift operation platform's safety insurance bolt, includes lifting base, first supporting seat is installed to the lifting base upside, first supporting seat upside articulates there is the lifting support, lifting support one end is installed the lift platform through the second supporting seat, first slide opening has been seted up to first supporting seat is inside, the second slide opening has still been seted up in the first supporting seat of first slide opening upside, lifting support bottom one side slides through the guide bar and sets up at first slide opening, be connected with spacing gleitbretter through cylinder and pneumatic rod transmission in the first slide opening, the middle part is articulated through first round pin axle and second round pin axle in the lifting support, and first round pin axle and second round pin axle mid-mounting have interior extension board, and the transmission is connected with the lead screw between two interior extension boards, lead screw one end transmission is connected with gear motor.

Furthermore, gear motor fixed mounting is in one side of extension board in one, and extension board and lead screw thread sliding connection in another, and the limiting plate is installed to lead screw one end.

Further, the cylinder is fixedly installed on the outer side of one end of the first supporting seat, and the cylinder and the limiting sliding sheet are provided with two groups.

Furthermore, the safety screw is installed to spacing gleitbretter upside, and the safety screw slides and runs through the setting of second slide opening.

Furthermore, one end of the safety screw is fixedly connected with a limit nut through a limit stop, and the limit nut is a butterfly nut.

Furthermore, the limiting sliding sheet is provided with two sets of limiting grooves, and the limiting grooves are semicircular grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses because be connected with spacing gleitbretter through cylinder and pneumatic rod transmission in the first slide opening, lifting support bottom one side slides through the guide bar and sets up at first slide opening for during lifting support lift adjustment, remove through the spacing gleitbretter of cylinder drive and adjust, can carry out spacing processing to guide bar one side, prevent that lifting support bottom one side maloperation from sliding and causing lift platform to descend suddenly, be convenient for improve the stability that the lifting support lower part supported moreover, greatly improve the security that lift platform used.

2. The utility model discloses a safety screw is installed to spacing gleitbretter upside, and the safety screw slides and runs through the setting of second slide opening, and safety screw one end is connected fixedly through spacing separation blade and stop nut, and stop nut adopts butterfly nut for through rotation regulation stop nut, thereby can lock the safety screw in first support seat, thereby be convenient for improve the stability of the spacing support of spacing gleitbretter, further improved the security that lift platform used.

3. The utility model discloses a spacing gleitbretter is provided with the spacing groove of having seted up in two sets of, and the semi-circular groove is set to the spacing groove for can coincide with guide bar one side joint, be convenient for improve the stability to the spacing support in guide bar one side.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the overall structure of the present invention;

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

fig. 3 is a schematic diagram of the structure of the pin shaft and the inner supporting plate of the present invention;

fig. 4 is the schematic diagram of the structure of the limiting sliding piece of the present invention.

In the figure: 1. a lifting base; 2. a first support base; 3. a lifting platform; 4. a second support seat; 5. a lifting support; 6. a first pin shaft; 7. a second pin shaft; 8. a guide bar; 9. a screw rod; 10. a reduction motor; 11. a cylinder; 12. a pneumatic rod; 13. a second slide hole; 14. a safety screw; 15. a limiting slip sheet; 16. a limiting baffle sheet; 17. a limit nut; 18. an inner support plate; 19. a limiting plate; 20. a first slide hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3, 4, in an embodiment of the present invention, a safety catch for a lifting platform comprises a lifting base 1, a first supporting base 2 is installed on the upper side of the lifting base 1, a lifting bracket 5 is hinged on the upper side of the first supporting base 2, a lifting platform 3 is installed on one end of the lifting bracket 5 through a second supporting base 4, a first sliding hole 20 is formed in the first supporting base 2, a second sliding hole 13 is further formed in the first supporting base 2 on the upper side of the first sliding hole 20, one side of the bottom of the lifting bracket 5 is slidably disposed in the first sliding hole 20 through a guiding rod 8, a limiting sliding piece 15 is connected to the first sliding hole 20 through a transmission of an air cylinder 11 and an air cylinder 12, the limiting sliding piece 15 is driven by the air cylinder 11 to move and adjust, can carry out spacing processing to 8 one sides of guide bar, prevent that 5 bottom one side maloperation of lifting support from sliding and causing lift platform 3 to descend suddenly, and be convenient for improve the stability that lift support 3 lower parts supported, greatly improve the security that lift platform 5 used, the middle part is articulated through first round pin axle 6 and second round pin axle 7 in the lift support 5, and first round pin axle 6 and second round pin axle 7 mid-mounting have interior extension board 18, and the transmission is connected with lead screw 9 between two interior extension boards 18, lead screw 9 one end transmission is connected with gear motor 10, make through gear motor 10 drive lead screw 9 rotation regulation, thereby can handle lift support 5 lift regulation, the regulation precision is high, convenient operation is swift.

Preferably, the speed reducing motor 10 is fixedly installed on one side of one inner support plate 18, the other inner support plate 18 is in threaded sliding connection with the screw rod 9, and a limiting plate 19 is installed at one end of the screw rod 9, so that the distance between the two inner support plates 18 can be adjusted by rotating the screw rod 9, and the lifting height of the lifting support 5 can be adjusted.

Preferably, 11 fixed mounting of cylinder is in the 2 one end outsides of first supporting seat, and 11 cylinders and spacing gleitbretter 15 are provided with two sets ofly, are convenient for carry out spacing processing to 5 one side both ends of lifting support.

Preferably, safety screw 14 is installed to spacing gleitbretter 15 upside, and safety screw 14 slides and runs through the setting of second slide opening 13, and safety screw 14 one end is connected fixedly through spacing separation blade 16 and stop nut 17, and stop nut 17 adopts butterfly nut, makes through rotation regulation stop nut 17, thereby can lock safety screw 14 in first support seat 2, thereby be convenient for improve the stability of the spacing support of spacing gleitbretter 15, the security of lifting platform 3 use has further been improved.

Preferably, limiting slide sheet 15 is provided with two sets of internal limiting grooves, and the limiting grooves are arranged into semicircular grooves, so that limiting slide sheet 15 can be clamped and matched with one side of guide rod 8, and the stability of limiting support on one side of guide rod 8 is improved conveniently.

The utility model discloses a theory of operation and use flow: because spacing gleitbretter 15 is connected with through the transmission of cylinder 11 in the first slide opening 20 of first supporting seat 2, the bottom one side of lifting support 5 slides through guide bar 8 and sets up in first slide opening 20, when lifting support 5 lift adjustment, guide bar 8 slide adjusting in first slide opening 20, and remove the regulation through the spacing gleitbretter 15 of cylinder 11 drive, can carry out spacing processing to 8 one sides of guide bar, prevent that 5 bottom one side maloperation of lifting support 5 slides and causes lifting platform 3 suddenly to descend, and be convenient for improve the stability of 3 lower part supports of lifting support, greatly improve the security of lifting platform 5 uses.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lift operation platform's safety insurance bolt, includes lift base (1), its characterized in that: first supporting seat (2) are installed to lifting base (1) upside, first supporting seat (2) upside articulates there is lifting support (5), lifting support (5) one end is passed through second supporting seat (4) and is installed lift platform (3), first supporting seat (2) inside first slide opening (20) have been seted up, second slide opening (13) have still been seted up in first supporting seat (2) of first slide opening (20) upside, lift support (5) bottom one side slides through guide bar (8) and sets up at first slide opening (20), be connected with spacing gleitbretter (15) through cylinder (11) transmission in first slide opening (20), lifting support (5) interior middle part is articulated through first round pin axle (6) and second round pin axle (7), and first round pin axle (6) and second round pin axle (7) mid-mounting have interior extension board (18), and be connected with between two interior extension boards (18) lead screw (9), lead screw (9) one end transmission motor (10) are connected with.

2. A safety catch for a lifting platform according to claim 1, characterised in that: the speed reducing motor (10) is fixedly arranged on one side of one inner support plate (18), and the other inner support plate (18) is in threaded sliding connection with the screw rod (9).

3. The safety catch of a lifting operation platform according to claim 1, characterized in that: cylinder (11) fixed mounting is in first supporting seat (2) one end outside, cylinder (11) and spacing gleitbretter (15) are provided with two sets ofly.

4. A safety catch for a lifting platform according to claim 1, characterised in that: and a safety screw (14) is installed on the upper side of the limiting sliding piece (15), and the safety screw (14) penetrates through the second sliding hole (13) in a sliding mode.

5. A safety catch for a lifting platform according to claim 4, wherein: one end of the safety screw (14) is fixedly connected through a limiting nut (17), and the limiting nut (17) is a butterfly nut.

6. A safety catch for a lifting platform according to claim 1, characterised in that: the limiting sliding sheet (15) is provided with two sets of limiting grooves which are arranged in the inner side, and the limiting grooves are arranged to be semicircular grooves.