CN214734243U

CN214734243U - Hydraulic lifting platform

Info

Publication number: CN214734243U
Application number: CN202120344750.6U
Authority: CN
Inventors: 孙庆云
Original assignee: Zhejiang Bolei Paint Co ltd
Current assignee: Zhejiang Bolei Paint Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-11-16
Anticipated expiration: 2031-02-06

Abstract

The utility model discloses a hydraulic lifting platform, which comprises a base, a platform, a hydraulic cylinder, a first deformation frame and a second deformation frame, wherein the bottom surface of the platform is slidably connected with two upper slide bars, the top surface of the base is slidably connected with two lower slide bars, the hydraulic cylinder is arranged on the base and drives the two lower slide bars to be close to each other, the first deformation frame comprises two first shear frames, the left end part is hinged with the platform at the top of the first shear frames, the right end part is hinged with the upper slide bars at the right side, the left end part is hinged with the base at the bottom of the first shear frames, the right end part is hinged with the lower slide bars at the right side, the second deformation frame comprises two second shear frames, the two second shear frames are positioned outside the first shear frames, the right end part is hinged with the platform at the top parts of the two shear frames, the left end part is hinged with the upper slide bars at the left side, the bottom parts of the two shear frames, the right end part is hinged with the base, the left side end part is hinged with the left slide bar on the right side.

Description

Hydraulic lifting platform

Technical Field

The utility model relates to a lift platform field, in particular to hydraulic lift platform.

Background

Hydraulic lifting platform generally cooperates the scissors frame to use, also generally call cut formula lifting platform, it warp to drive the scissors frame through the pneumatic cylinder, can pass through the less stroke of pneumatic cylinder like this, obtain great lift height, present common hydraulic lifting platform, the on-line screen storage device comprises a base, two scissors frames, load-bearing platform, two scissors frames include a plurality of articulated strips, and the upper and lower tip of two scissors frames do not articulates there are two and connect the strip, two connect the strip down, connect the strip on, connect the strip respectively with load-bearing platform down, base sliding connection, the scissors frame warp, initially, connect the strip on two, connect the strip down at load-bearing platform, the left and right sides of base, the in-process that load-bearing platform promoted, connect the strip on two, it is close to connect the strip each other down, load-bearing platform's left and right sides just lacks the support like this, overall stability is not good enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic lifting platform has advantages such as improve stability.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a hydraulic lifting platform comprises a base, a platform, a hydraulic cylinder, a first deformation frame and a second deformation frame, wherein the bottom surface of the platform is connected with two upper sliding strips in a sliding manner, the top surface of the base is connected with two lower sliding strips in a sliding manner, the hydraulic cylinder is arranged on the base and drives the two lower sliding strips to be close to each other, the first deformation frame comprises two first scissor frames, the left end part is hinged with the platform at the top of the first scissor frames, the right end part is hinged with the upper sliding strips on the right side, the left end part is hinged with the base at the bottom of the first scissor frames, the right end part is hinged with the lower sliding strips on the right side, the second deformation frame comprises two second scissor frames, the two second scissor frames are positioned outside the first scissor frames, the right end part is hinged with the platform at the tops of the two scissor frames, the left end part is hinged with the upper sliding strips on the left side, and the right end part is hinged with the base at the bottom of the two scissor frames, the left end part is hinged with the left lower sliding strip.

Adopt above-mentioned technical scheme, two go up the draw runner like this, the draw runner is close to each other, drive and warp a frame one, warp two and warp simultaneously, drive the platform and go up and down, and in the direction of looking mainly, warp a frame one, warp a frame two and keep the symmetry for better support can both be received to whole platform, and is more stable.

Preferably, the two lower sliding strips are hinged to two hinge strips, the hinge strips are hinged to the same connecting rod, the tail end of the hydraulic cylinder is hinged to the base, and the telescopic rod of the hydraulic cylinder is hinged to the middle of the connecting rod.

By adopting the technical scheme, the telescopic rod of the hydraulic cylinder extends out to drive the connecting rod to ascend and drive the two lower sliding strips to be close to each other.

Preferably, the bottom of each lower sliding strip is provided with a first T-shaped protrusion, the base is provided with a first T-shaped groove matched with the first T-shaped protrusion, the positions of the base on the two sides of the first T-shaped groove are provided with first convex nut grooves, the positions of the lower sliding strips corresponding to the first two nut grooves are provided with through holes, a first bolt penetrates through the through holes, and a first nut matched with the first bolt is arranged in the first nut groove.

By adopting the technical scheme, the first nut cannot rotate in the first nut groove, so that the first nut can be driven to move up and down by rotating the first bolt, when the lower sliding strip needs to slide, the first bolt is rotated to enable the first nut to move down and enable the first bolt and the first nut to be kept in fit, after the lifting platform rises to a proper height, the first bolt is rotated reversely to enable the first nut to move up, and the first bolt and the first nut clamp the base and the lower sliding strip to limit the movement of the lower sliding strip.

Preferably, the platform includes rectangular frame, is equipped with a plurality of horizontal strips in the rectangular frame, and is a plurality of the front and back edge of horizontal strip top surface is equipped with the breach, forms T type groove two between two adjacent horizontal strips promptly, goes up the strip top surface symmetry and is equipped with two protruding two of T type, and the protruding two and the cooperation of T type groove two of T type.

Adopt above-mentioned technical scheme, go up draw bead and platform sliding connection.

Preferably, the upper sliding strip is further provided with a vertical nut groove II, a notch is formed in the position, corresponding to the nut groove II, of the T-shaped protrusion II, a nut II is arranged in the nut groove II, a bolt II is arranged in the T-shaped groove II, and the bolt II penetrates through the nut II and is matched with the nut II.

By adopting the technical scheme, after the lifting platform rises to a proper height, people on the platform can limit the movement of the upper sliding strip through the second bolt.

Preferably, a circle of fence is arranged around the rectangular frame.

By adopting the technical scheme, the safety is improved.

Preferably, the platform is provided with a storage box.

Adopt above-mentioned technical scheme, because leave the interval between the horizontal bar, in order to avoid the instrument of carrying to drop, be equipped with the storage box on the platform.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic diagram of an example platform arrangement;

FIG. 3 is a schematic view of a base arrangement according to an embodiment.

Reference numerals: 1. a base; 11. a first T-shaped groove; 12. a first nut groove; 2. a platform; 21. a frame; 22. horizontal strips; 221. a T-shaped groove II; 23. a fence; 24. a storage box; 3. a hydraulic cylinder; 31. a hinge strip; 32. a hinged block; 33. a connecting rod; 4. a first scissor frame; 5. a second scissor frame; 6. a lower slide bar; 7. a second switching strip; 8. an upper slide bar; 81. a T-shaped bulge II; 82. a nut groove II; 9. and a first switching strip.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 to 3, a hydraulic lifting platform, including base 1, platform 2, pneumatic cylinder 3, it puts up one and warp a frame two to warp, platform 2 includes rectangular frame 21, be equipped with a plurality of horizontal strips 22 in the rectangular frame 21, the quantity of horizontal strip 22 is seven in the figure, be equipped with round rail 23 around the rectangular frame 21, increase the security, and because leave the interval between the horizontal strip 22, in order to avoid the instrument that carries to drop, be equipped with storage box 24 on the platform 2, be equipped with the breach on two long edges around the horizontal strip 22 top surface, the cross-section of horizontal strip 22 is protruding type promptly, form T type groove two 221 between two adjacent horizontal strips 22 like this, platform 2 bottom surface sliding connection has two upper sliding strip 8, sliding connection's mode: two T-shaped protrusions two 81 are symmetrically arranged on the top surface of the upper slide bar 8, and the positions of the two T-shaped protrusions two 81 are controlled, so that the two T-shaped protrusions 81 are exactly positioned in the corresponding T-shaped grooves two 221.

Base 1 top surface sliding connection has two lower draw runner 6, sliding connection's mode: the middle position of the bottoms of the two lower sliding strips 6 is provided with a first T-shaped bulge, the middle position of the base 1 is provided with a first T-shaped groove 11 matched with the first T-shaped bulge, the first deformation frame comprises two first shear frames 4, the two first deformation frames are arranged in tandem, at the top of the two scissor holders I4, the left end is hinged with the platform 2, the right end is hinged with the right lower slide bar 6, in order to ensure that the deformation frame is symmetrically arranged, the left end and the right end of the bottom of the platform 2 are fixedly connected with two first switching strips 9, two upper sliding strips 8 are positioned between the two first switching strips 9, namely, the left end part of the top of the first scissors frame 4 is hinged with the first switching strip 9 on the left side, correspondingly, the left end and the right end of the top surface of the base 1 are fixedly connected with the second switching strip 7, at the bottom of the two scissor holders I4, the left end part is hinged with the left switching bar II 7, and the right end part is hinged with the right lower sliding bar 6.

The second deformation frame comprises two scissor frames 5, and the two scissor frames 5 are located in 4 outer sides of the first two scissor frames, at the top of the second two scissor frames 5, the right end part is hinged to the first switching strip 9 on the right side, the left end part is hinged to the upper sliding strip 8 on the left side, the bottom of the second two scissor frames 5 is hinged to the second switching strip 7 on the right side, the left end part is hinged to the lower sliding strip 6 on the left side, the upper sliding strips 8 and the lower sliding strips 6 are close to each other, the first deformation frame is driven, the second deformation frame is driven to deform simultaneously, the platform 2 is driven to lift, and in the main viewing direction, the first deformation frame and the second deformation frame keep symmetrical, the whole platform 2 can receive better support and are more stable.

Base 1 is located to pneumatic cylinder 3, and pneumatic cylinder 3 drives two down draw runner 6 and is close to each other, two draw runner 6 all articulate there are two articulated strips 31 down, articulated strip 31 articulates in same connecting rod 33, pneumatic cylinder 3 is between two articulated strips 31 on draw runner 6 under the right side, two 7 articulations of switching strip on 3 tail ends of pneumatic cylinder and right side, the articulated piece 32 of articulated connecting rod fixedly connected with of pneumatic cylinder 3, the articulated through-hole that supplies connecting rod 33 to wear out that is equipped with, pneumatic cylinder 3's telescopic link and connecting rod 33 intermediate position are articulated promptly, the telescopic link of pneumatic cylinder 3 stretches out like this, it rises to drive connecting rod 33, it is close to drive two draw runner 6 down.

In order to enable the lifting platform 2 to rise to a proper height and to be more stable, the base 1 is provided with a convex nut groove I12 at the positions on two sides of a T-shaped groove I11, a through hole is formed in the position, corresponding to the two nut grooves I12, of a lower sliding strip 6, a bolt I penetrates through the nut groove I12, a nut I matched with the bolt I is arranged in the nut groove I12 and cannot rotate in the nut groove I12, therefore, the bolt I is rotated to drive the nut I to move up and down, when the lower sliding strip 6 needs to slide, the bolt I is rotated to move down and keep the bolt I and the nut in a matched mode, and after the lifting platform 2 rises to the proper height, the bolt I is rotated reversely to move up, and the bolt I, the nut I clamp the base 1 and the lower sliding strip 6 to limit the movement of the lower sliding strip 6.

In a similar way, the upper sliding strip 8 is further provided with a second vertical nut groove 82, a second nut is arranged in the second nut groove 82, a second bolt is arranged in the second T-shaped groove 221, the second bolt penetrates into the second nut and is matched with the second nut, and therefore after the lifting platform 2 ascends to a proper height, a person on the platform 2 can limit the movement of the upper sliding strip 8 through the second bolt.

Claims

1. The hydraulic lifting platform is characterized by comprising a base (1), a platform (2), a hydraulic cylinder (3), a first deformation frame and a second deformation frame, wherein the bottom surface of the platform (2) is connected with two upper sliding strips (8) in a sliding manner, the top surface of the base (1) is connected with two lower sliding strips (6) in a sliding manner, the hydraulic cylinder (3) is arranged on the base (1), the hydraulic cylinder (3) drives the two lower sliding strips (6) to be close to each other, the first deformation frame comprises two first shear frames (4), the left end part is hinged with the platform (2) at the tops of the two first shear frames (4), the right end part is hinged with the upper sliding strip (8) on the right side, the left end part is hinged with the base (1) at the bottoms of the two first shear frames (4), the right end part is hinged with the lower sliding strip (6) on the right side, the second deformation frame comprises two second shear frames (5), and the two second shear frames (5) are positioned outside the two first shear frames (4), the right end of the top of the two scissor holders II (5) is hinged with the platform (2), the left end of the top of the left scissor holder II is hinged with the left upper sliding strip (8), the right end of the bottom of the two scissor holders II (5) is hinged with the base (1), and the left end of the bottom of the left scissor holder II is hinged with the right upper sliding strip.

2. The hydraulic lifting platform according to claim 1, characterized in that the two lower sliding bars (6) are hinged with two hinge bars (31), the hinge bars (31) are hinged with the same connecting rod (33), the tail end of the hydraulic cylinder (3) is hinged with the base (1), and the telescopic rod of the hydraulic cylinder (3) is hinged with the middle position of the connecting rod (33).

3. The hydraulic lifting platform according to claim 1, wherein a first T-shaped protrusion is arranged at the bottom of the two lower sliding strips (6), the base (1) is provided with a first T-shaped groove (11) matched with the first T-shaped protrusion, the base (1) is provided with a first nut groove (12) in a convex shape at positions on two sides of the first T-shaped groove (11), the lower sliding strips (6) are provided with through holes corresponding to the two first nut grooves (12), a first bolt penetrates through the through holes, the first bolt penetrates through the first nut groove (12), and a first nut matched with the first bolt is arranged in the first nut groove (12).

4. The hydraulic lifting platform according to claim 1, wherein the platform (2) comprises a rectangular frame (21), a plurality of horizontal bars (22) are arranged in the rectangular frame (21), the front edge and the rear edge of the top surface of the plurality of horizontal bars (22) are provided with notches, that is, a T-shaped groove II (221) is formed between two adjacent horizontal bars (22), the top surface of the upper sliding bar (8) is symmetrically provided with two T-shaped protrusions II (81), and the T-shaped protrusions II (81) are matched with the T-shaped groove II (221).

5. The hydraulic lifting platform as claimed in claim 4, wherein the upper slide bar (8) is further provided with a second vertical nut groove (82), the position of the second T-shaped protrusion (81) corresponding to the second nut groove (82) is provided with a notch, the second nut groove (82) is provided with a second nut, the second T-shaped groove (221) is provided with a second bolt, and the second bolt penetrates through the second nut and is matched with the second nut.

6. A hydraulic lifting platform according to claim 4, characterized in that a circle of fence (23) is provided around the rectangular frame (21).

7. A hydraulic lifting platform according to claim 4, characterised in that a storage compartment (24) is provided on the platform (2).