CN219194355U

CN219194355U - Hydraulic lifting platform with locking mechanism

Info

Publication number: CN219194355U
Application number: CN202320369939.XU
Authority: CN
Inventors: 刘国君; 刘国涛; 黄凤; 王峰
Original assignee: Shanghai Shouyi Automation Technology Co ltd
Current assignee: Shanghai Shouyi Automation Technology Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-06-16
Anticipated expiration: 2033-03-02

Abstract

The utility model discloses a hydraulic lifting platform with a locking mechanism, which comprises a base, wherein a workbench is arranged at the top end of the base, a shear rest is arranged between the base and the workbench, and mounting blocks are arranged on two sides of the top end of the shear rest. This hydraulic lifting platform with locking mechanism is through being provided with stopper and dead lever, start third hydraulic cylinder, third hydraulic cylinder passes through the rack and drives fixed gear rotation, start the second hydraulic cylinder after adjusting the height of workstation, the second hydraulic cylinder drives the dead lever and makes the stopper remove, thereby can make the stopper inlay between the outside tooth piece of fixed gear, make the stopper inlay between the outside tooth piece of fixed gear can fix the fixed gear and prevent that the fixed gear accident from driving the connecting rod and remove, it leads to the unable normal work of hydraulic lifting platform easily to solve, thereby bring the potential safety hazard, influence this hydraulic lifting platform life's problem easily.

Description

Hydraulic lifting platform with locking mechanism

Technical Field

The utility model relates to the technical field of lifting platforms, in particular to a hydraulic lifting platform with a locking mechanism.

Background

Along with the continuous development of modern mechanical manufacturing industry and hydraulic technology, social production is higher and higher to the requirement of productivity, in daily work, the use of hydraulic lifting platform is very popular, can go up and down outdoors, do benefit to maintaining outdoor equipment, through pneumatic cylinder drive bracing piece, and then promote platform height, convenient to use, according to application number CN202021154354.9 the utility model relates to a hydraulic lifting platform, including hydraulic lifting main part, hydraulic lifting main part installs the lift carrier block in top, be provided with the blocking mechanism that prevents that article drops on the lift carrier block, blocking mechanism includes blocking backup pad, fender section of thick bamboo and connecting plate, the local lift groove has been seted up on the lift carrier block, the vertical orbit slide hole has been seted up on the cell wall of local lift groove, the notch in local lift groove is fixed with the loading board, it slides between the tank bottom and the loading board of local lift groove to block the backup pad through drive assembly along the length direction of orbit slide hole to block the backup pad, the connecting plate is fixed on blocking the lateral wall of backup pad, the one end that the backup pad kept away from the backup pad passes the orbit slide hole and is in abutment with the fender section of thick bamboo inner wall, the fender section of thick bamboo cover is established on the lift carrier block. The utility model has the advantage that the articles on the lifting table are difficult to slide off when the articles are conveyed.

The technical scheme is that the long-time work in use can enable the machine to have faults such as untight valve closing and leakage of a hydraulic pipeline, and further the hydraulic lifting platform cannot work normally, so that potential safety hazards are brought, the service life of the hydraulic lifting platform is easy to influence, and therefore, the hydraulic lifting platform with the locking mechanism is improved.

Disclosure of Invention

The utility model aims to provide a hydraulic lifting platform with a locking mechanism, which solves the problems that the hydraulic lifting platform cannot work normally easily, so that potential safety hazard is brought, and the service life of the hydraulic lifting platform is influenced easily.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hydraulic lifting platform with locking mechanism, includes the base, the top of base is provided with the workstation, be provided with the scissor frame between base and the workstation, the both sides on scissor frame top are provided with the installation piece, the bottom fixedly connected with connecting plate of workstation, the spacing groove has been seted up to the inside both sides of connecting plate, the both sides of scissor frame bottom are provided with the connecting rod, the outside of connecting rod is provided with fixed gear, the inside intermediate position department fixedly connected with mounting panel of base, the third hydraulic cylinder is installed to the both sides of mounting panel, one side fixedly connected with rack of third hydraulic cylinder, the both sides fixedly connected with connecting block of the inside of base, the second hydraulic cylinder is installed to one side of connecting block, one side fixedly connected with dead lever of second hydraulic cylinder, one side of dead lever is provided with the stopper, movable hinge has first hydraulic cylinder between base and the scissor frame.

Preferably, the outside fixedly connected with tooth piece of fixed gear, the top of rack is provided with the same tooth piece of the outside size with fixed gear.

Preferably, the limiting block is embedded between the tooth blocks outside the fixed gear, the fixed gear and the limiting block are matched with each other, and the mounting block slides in the limiting groove.

Preferably, the both sides fixedly connected with spacing slider of rack bottom, the both sides fixedly connected with of the inside bottom of base supports the spout, the rolling groove has been seted up to the inside bottom of spacing slider, the inside of rolling groove is provided with the ball.

Preferably, the limit sliding block slides left and right in the supporting sliding groove, and the ball rolls in the rolling groove.

Preferably, four corners fixedly connected with spacing bracing piece of workstation bottom, four corners fixedly connected with spacing sleeve on base top, the bottom fixedly connected with limiting plate of spacing bracing piece, the bottom fixedly connected with supporting spring of limiting plate, the inside both sides of spacing sleeve are provided with spacing spout, the limiting plate slides in the inside of spacing spout, spacing sleeve sets up the bottom outside at spacing bracing piece.

Compared with the prior art, the utility model has the beneficial effects that: the hydraulic lifting platform with the locking mechanism not only realizes the increase of the service life of the lifting platform and the support limit of racks, but also improves the stability of the platform;

(1) The second hydraulic cylinder, the rack, the third hydraulic cylinder, the fixed gear, the limiting block and the fixed rod are arranged, the third hydraulic cylinder is started, the fixed gear is driven to rotate by the third hydraulic cylinder through the rack, the second hydraulic cylinder is started after the height of the workbench is adjusted, the second hydraulic cylinder drives the fixed rod to enable the limiting block to move, and therefore the limiting block can be embedded between tooth blocks outside the fixed gear, the limiting block is embedded between tooth blocks outside the fixed gear, the fixed gear can be fixed, the fixed gear can be prevented from accidentally driving the connecting rod to move, and the device cannot be used when the first hydraulic cylinder is damaged;

(2) Through being provided with support spout, rolling groove, ball and spacing slider, spacing slider can remove in the inside of support spout when the rack removes, and spacing slider can be to the stability of rack spacing improvement rack and fixed gear in the inside removal of support spout, and the rolling groove has been seted up to the inside bottom of spacing slider, and the ball of rolling groove inside can reduce the friction between spacing slider and the support spout, reduces the friction between rolling groove and the support spout can not only make things convenient for the rack to remove but also can increase the life of spacing slider and support spout;

(3) Through being provided with spacing sleeve, spacing bracing piece, supporting spring and limiting plate, first hydraulic cylinder passes through the scissor rest and drives the workstation and go up and down, and spacing bracing piece can slide from top to bottom in spacing telescopic inside when the workstation goes up and down, and spacing sleeve can carry out spacing stability when improving spacing bracing piece and go up and down to spacing bracing piece, and the limiting plate of spacing bracing piece bottom can slide from top to bottom in spacing spout's inside to can be further improve the stability of spacing bracing piece, the supporting spring of limiting plate bottom not only can cushion limiting plate and spacing bracing piece but also can support the workstation through spacing bracing piece.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is an enlarged schematic front view of the supporting chute of the present utility model;

FIG. 3 is an enlarged partial sectional view of the limiting sleeve of the present utility model;

fig. 4 is an enlarged sectional view of fig. 2 a according to the present utility model.

In the figure: 1. a base; 2. a limit sleeve; 3. a shear blade holder; 4. a limit support rod; 5. a work table; 6. a mounting block; 7. a connecting plate; 8. a limit groove; 9. a first hydraulic cylinder; 10. a support spring; 11. a connecting block; 12. a second hydraulic cylinder; 13. a rack; 14. a third hydraulic cylinder; 15. a mounting plate; 16. a connecting rod; 17. a fixed gear; 18. a supporting chute; 19. a limiting plate; 20. a limiting block; 21. a fixed rod; 22. rolling grooves; 23. a ball; 24. and a limit sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, a hydraulic lifting platform with a locking mechanism comprises a base 1, wherein a workbench 5 is arranged at the top end of the base 1, a shear rest 3 is arranged between the base 1 and the workbench 5, mounting blocks 6 are arranged on two sides of the top end of the shear rest 3, a connecting plate 7 is fixedly connected to the bottom end of the workbench 5, limit grooves 8 are formed in two sides of the inner part of the connecting plate 7, connecting rods 16 are arranged on two sides of the bottom end of the shear rest 3, a fixed gear 17 is arranged on the outer part of the connecting rods 16, a mounting plate 15 is fixedly connected to the middle position of the inner part of the base 1, a third hydraulic cylinder 14 is arranged on two sides of the mounting plate 15, a rack 13 is fixedly connected to one side of the third hydraulic cylinder 14, connecting blocks 11 are fixedly connected to two sides of the inner part of the base 1, a second hydraulic cylinder 12 is arranged on one side of the connecting blocks 11, a fixed rod 21 is fixedly connected to one side of the second hydraulic cylinder 12, a limit block 20 is arranged on one side of the fixed rod 21, and a first hydraulic cylinder 9 is movably hinged between the base 1 and the shear rest 3;

the outside of the fixed gear 17 is fixedly connected with a tooth block, the top end of the rack 13 is provided with a tooth block with the same size as the outside of the fixed gear 17, the limiting block 20 is embedded between the tooth blocks outside the fixed gear 17, the fixed gear 17 and the limiting block 20 are matched with each other, and the mounting block 6 slides in the limiting groove 8;

specifically, as shown in fig. 1, 2 and 4, the third hydraulic cylinder 14 is started, the third hydraulic cylinder 14 drives the fixed gear 17 to rotate through the rack 13, the second hydraulic cylinder 12 is started after the height of the workbench 5 is adjusted, the second hydraulic cylinder 12 drives the fixed rod 21 to move the limiting block 20, so that the limiting block 20 is embedded between the tooth blocks outside the fixed gear 17, the fixed gear 17 can be fixed, the fixed gear 17 can be prevented from accidentally driving the connecting rod 16 to move, and the device can be prevented from being unusable when the first hydraulic cylinder 9 is damaged.

Example 2: the two sides of the bottom end of the rack 13 are fixedly connected with limit sliding blocks 24, the two sides of the bottom end inside the base 1 are fixedly connected with supporting sliding grooves 18, the bottom end inside the limit sliding blocks 24 is provided with rolling grooves 22, the inside of the rolling grooves 22 is provided with balls 23, the limit sliding blocks 24 slide left and right in the supporting sliding grooves 18, and the balls 23 roll in the rolling grooves 22;

specifically, as shown in fig. 1, 2 and 4, when the rack 13 moves, the limiting slide block 24 moves in the support slide groove 18 to limit the rack 13, so that the stability of the rack 13 and the fixed gear 17 is improved, the rolling groove 22 is formed in the bottom end of the inside of the limiting slide block 24, the friction between the limiting slide block 24 and the support slide groove 18 can be reduced by the balls 23 in the rolling groove 22, and the friction between the rolling groove 22 and the support slide groove 18 can be reduced, so that the movement of the rack 13 can be facilitated, and the service lives of the limiting slide block 24 and the support slide groove 18 can be prolonged.

Example 3: four corners of the bottom end of the workbench 5 are fixedly connected with limit supporting rods 4, four corners of the top end of the base 1 are fixedly connected with limit sleeves 2, the bottom end of each limit supporting rod 4 is fixedly connected with a limit plate 19, the bottom ends of the limit plates 19 are fixedly connected with support springs 10, limit sliding grooves are formed in two sides of the inside of each limit sleeve 2, the limit plates 19 slide in the inside of each limit sliding groove, and the limit sleeves 2 are arranged at the bottom ends of the outside of the limit supporting rods 4;

specifically, as shown in fig. 1 and 3, the first hydraulic cylinder 9 drives the workbench 5 to lift through the shear rest 3, the limit support rod 4 can slide up and down in the inside of the limit sleeve 2 during lifting of the workbench 5, the limit sleeve 2 can limit the limit support rod 4 to improve the stability of the limit support rod 4 during lifting, the limit plate 19 at the bottom end of the limit support rod 4 can slide up and down in the inside of the limit chute, so that the stability of the limit support rod 4 can be further improved, and the support spring 10 at the bottom end of the limit plate 19 not only can buffer the limit plate 19 and the limit support rod 4, but also can support the workbench 5 through the limit support rod 4.

Working principle: when the utility model is used, the first hydraulic cylinder 9 drives the workbench 5 to lift through the shear rest 3, the limit support rod 4 can slide up and down in the limit sleeve 2 when the workbench 5 lifts, the limit sleeve 2 can limit the limit support rod 4 to improve the stability when the limit support rod 4 lifts, the limit plate 19 at the bottom end of the limit support rod 4 can slide up and down in the limit chute, thereby further improving the stability of the limit support rod 4, the support spring 10 at the bottom end of the limit plate 19 not only can buffer the limit plate 19 and the limit support rod 4, but also can support the workbench 5 through the limit support rod 4, the third hydraulic cylinder 14 is started, the third hydraulic cylinder 14 drives the fixed gear 17 to rotate through the rack 13, the second hydraulic cylinder 12 is started after the height of the workbench 5 is adjusted, the second hydraulic cylinder 12 drives the fixed rod 21 to move the limit block 20, therefore, the limiting block 20 can be embedded between the tooth blocks outside the fixed gear 17 to fix the fixed gear 17, the fixed gear 17 can be prevented from accidentally driving the connecting rod 16 to move, the device can be prevented from being used when the first hydraulic cylinder 9 is damaged, the limiting slide block 24 can move in the supporting slide groove 18 when the rack 13 moves, the limiting slide block 24 can move in the supporting slide groove 18 to limit the rack 13, the stability of the rack 13 and the fixed gear 17 is improved, the balls 23 in the rolling groove 22 can reduce friction between the limiting slide block 24 and the supporting slide groove 18, and friction between the rolling groove 22 and the supporting slide groove 18 can not only facilitate the movement of the rack 13, but also prolong the service lives of the limiting slide block 24 and the supporting slide groove 18.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hydraulic lifting platform with locking mechanism, includes base (1), its characterized in that: the utility model discloses a scissors structure, including base (1), workstation (5), scissors frame (3), connecting plate (7) are provided with on the top of base (1), be provided with scissor rest (3) between base (1) and workstation (5), the bottom fixedly connected with connecting plate (7) of workstation (5), spacing groove (8) have been seted up to the inside both sides of connecting plate (7), the both sides of scissor rest (3) bottom are provided with connecting rod (16), the outside of connecting rod (16) is provided with fixed gear (17), the inside intermediate position department fixedly connected with mounting panel (15) of base (1), third hydraulic cylinder (14) are installed on the both sides of mounting panel (15), one side fixedly connected with rack (13) of third hydraulic cylinder (14), inside both sides fixedly connected with connecting block (11) of base (1), second hydraulic cylinder (12) are installed to one side of connecting block (11), one side fixedly connected with dead lever (21) of second hydraulic cylinder (12), one side of dead lever (21) is provided with stopper (20), articulated between base (3) and a scissor frame (9).

2. The hydraulic lift platform with locking mechanism of claim 1 wherein: the outside fixedly connected with tooth piece of fixed gear (17), the top of rack (13) is provided with the same tooth piece of external size with fixed gear (17).

3. The hydraulic lift platform with locking mechanism of claim 1 wherein: the limiting block (20) is embedded between the tooth blocks outside the fixed gear (17), the fixed gear (17) and the limiting block (20) are matched with each other, and the mounting block (6) slides in the limiting groove (8).

4. The hydraulic lift platform with locking mechanism of claim 1 wherein: the utility model discloses a rack, including rack (13), base (1), spacing slider (24) of both sides fixedly connected with of rack (13) bottom, the both sides fixedly connected with of the inside bottom of base (1) support spout (18), rolling groove (22) have been seted up to the inside bottom of spacing slider (24), the inside of rolling groove (22) is provided with ball (23).

5. The hydraulic lift platform with locking mechanism of claim 4 wherein: the limit sliding block (24) slides left and right in the supporting sliding groove (18), and the ball (23) rolls in the rolling groove (22).

6. The hydraulic lift platform with locking mechanism of claim 1 wherein: four corners fixedly connected with spacing bracing piece (4) of workstation (5) bottom, four corners fixedly connected with spacing sleeve (2) on base (1) top, the bottom fixedly connected with limiting plate (19) of spacing bracing piece (4), the bottom fixedly connected with supporting spring (10) of limiting plate (19), the inside both sides of spacing sleeve (2) are provided with spacing spout, limiting plate (19) are in the inside slip of spacing spout, spacing sleeve (2) set up in the outside bottom of spacing bracing piece (4).