CN217297207U

CN217297207U - Hydraulic elevator with protection function

Info

Publication number: CN217297207U
Application number: CN202123381063.0U
Authority: CN
Inventors: 马文军; 华文杰
Original assignee: Jiangyin Shuangma Electromechanical Technology Co ltd
Current assignee: Jiangyin Shuangma Electromechanical Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-08-26
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the technical field of hydraulic elevators, in particular to a hydraulic elevator with a protection function, which aims at the problems that the danger of rapid descending of an elevating platform is increased and the elevating height of the hydraulic elevator is lower when power failure occurs, the utility model provides a scheme that the hydraulic elevator comprises a base and a controller, four corners of the bottom of the base are all fixed with directional wheels, the top of one end of the base is fixed with a support plate, the top of the support plate is fixed with a handle, and the middle part of one side of the support plate is fixed with a hydraulic telescopic rod; the utility model discloses in work through the controller, switch-on lithium cell and electric putter, the lithium cell supplies power to electric putter, drives electric putter and extends, drives the kelly and removes to the top, sets up a plurality of spacing holes, and the kelly can get into spacing hole in many places, and the kelly gets into apart from nearest spacing hole in, carries out the stop motion of spacing slider to the slider, and lift platform stops the whereabouts to reach the effect that can not descend suddenly when cutting off the power supply suddenly or hydraulic means damages.

Description

Hydraulic elevator with protection function

Technical Field

The utility model relates to a hydraulic lift technical field especially relates to a hydraulic lift with protect function.

Background

The hydraulic lift realizes the lifting function mainly through the pressure transmission of hydraulic oil, has a scissor mechanical structure, ensures that the lift has higher stability, has a wide operation platform and higher carrying capacity, has a larger high-altitude operation range, is suitable for simultaneous operation of multiple persons, has higher high-altitude operation efficiency and ensures safety, and is lifting mechanical equipment consisting of a travelling mechanism, a hydraulic mechanism, an electric control mechanism and a supporting mechanism.

When current hydraulic elevator was when lift platform lifting to certain height, the power failure or when the hydraulic pump goes wrong appear suddenly, the holding power appears in lift platform, lift platform can be quick descend this moment, and article on the lift platform are probably dropped, perhaps personnel take place to fall down, cause great potential safety hazard, current hydraulic elevator goes up and down the altitude ratio simultaneously, it is relatively poor to lead to hydraulic elevator's suitability, consequently, propose a hydraulic elevator who has protect function and solve these problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic lift with protect function to the dangerous increase of falling fast of lift platform when having a power failure and hydraulic lift relatively low problem of height-rising when solving the aforesaid.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a hydraulic lift with a protection function comprises a base and a controller, wherein four corners of the bottom of the base are respectively fixed with a directional wheel, the top of one end of the base is fixed with a support plate, the top of the support plate is fixed with a handle, the middle part of one side of the support plate is fixed with a hydraulic telescopic rod, the middle part of the top end of the base is fixed with a limiting rod, the inner wall of the limiting rod is provided with a slide block, one end of the slide block is fixed with a connecting rod, the middle part of one side of the connecting rod is fixed with the power output end of the hydraulic telescopic rod, one end of the slide block is rotatably connected with a first moving rod, one side of the first moving rod is provided with a third moving rod, one side of the third moving rod is provided with a second moving rod, one side of the second moving rod is provided with a fourth moving rod, the top of the fourth moving rod is provided with a lifting platform, one side of the slide block is fixed with an electric push rod and a lithium battery, and a clamping rod is fixed at the power output end of the electric push rod.

Preferably, the limiting rods are four, two of the limiting rods are located on two sides of the middle of the base, the other two limiting rods are located on two sides of the bottom end of the lifting platform, and four sliding grooves are formed in one ends, close to the hydraulic telescopic rods, of the limiting rods.

Preferably, two on base top the gag lever post top all runs through and has seted up spacing hole, spacing hole is provided with a plurality ofly, and is a plurality of spacing hole is the equidistance along the horizontal direction and arranges, and is a plurality of spacing downthehole end all runs through with the spout.

Preferably, a sleeve rod is fixed on one side of the sliding block, the clamping rod is movably sleeved with the sleeve rod, the top end of the clamping rod and the top end of the sliding block are located on the same horizontal plane, and the width value of the clamping rod is smaller than the length value of the limiting hole.

Preferably, one side of the lithium battery is electrically connected with the controller, the other end of the controller is electrically connected with the electric push rod, and the controller is used for controlling the starting and stopping of the electric push rod.

Preferably, the other end of the first moving rod is hinged to one end of the third moving rod, the middle of the first moving rod is hinged to the middle of the third moving rod, one end of the second moving rod is hinged to one end of the limiting rod, the other end of the second moving rod is hinged to one end of the fourth moving rod, the middle of the fourth moving rod is hinged to the middle of the second moving rod, the length values of the first moving rod, the second moving rod, the third moving rod and the fourth moving rod are equal, and the length value of the first moving rod is larger than that of the limiting rod.

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

1. the utility model discloses when cutting off the power supply suddenly, work through the controller, switch-on lithium cell and electric putter, supply power to electric putter through the lithium cell, drive electric putter and extend, drive the kelly and remove to the top, make the kelly can get into spacing hole in many places through seting up a plurality of spacing holes, the kelly gets into apart from nearest spacing hole in, carry on spacingly to the slider, the slider stop movement, lift platform stops the whereabouts, thereby reach the effect that can not drop suddenly when cutting off the power supply suddenly or hydraulic means damages.

2. The utility model discloses a when lift platform need rise, start hydraulic telescopic rod, it slides in the spout to drive the slider, the contained angle that drives the vertical direction between first carriage release lever and the third carriage release lever reduces, the contained angle that drives the vertical direction between second carriage release lever and the fourth carriage release lever also reduces, drive lift platform and remove to the top, the contained angle of vertical direction can be folded to 30 degrees between first carriage release lever and the third carriage release lever, the high maximize that lift platform rose, thereby reach and promote higher effect with length hydraulic stem lift platform.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic diagram of the slider structure of the present invention.

In the figure: 1. a base; 2. a directional wheel; 3. a support plate; 4. a handle; 5. a hydraulic telescopic rod; 6. a limiting rod; 7. a chute; 8. a slider; 9. an electric push rod; 10. a loop bar; 11. a clamping rod; 12. a controller; 13. a lithium battery; 14. a connecting rod; 15. a first movable bar; 16. a second moving bar; 17. a third moving bar; 18. a fourth travel bar; 19. a lifting platform; 20. and a limiting 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.

Referring to fig. 1-3, a hydraulic lift with protection function comprises a base 1 and a controller 12, wherein four corners of the bottom of the base 1 are respectively fixed with a directional wheel 2, the top of one end of the base 1 is fixed with a support plate 3, the top of the support plate 3 is fixed with a handle 4, the middle of one side of the support plate 3 is fixed with a hydraulic telescopic rod 5, the middle of the top of the base 1 is fixed with a limit rod 6, the inner wall of the limit rod 6 is provided with a slide block 8, one end of the slide block 8 is fixed with a connecting rod 14, the middle of one side of the connecting rod 14 is fixed with the power output end of the hydraulic telescopic rod 5, one end of the slide block 8 is rotatably connected with a first moving rod 15, one side of the first moving rod 15 is provided with a third moving rod 17, one side of the third moving rod 17 is provided with a second moving rod 16, one side of the second moving rod 16 is provided with a fourth moving rod 18, the top of the fourth moving rod 18 is provided with a lifting platform 19, one side of the slide block 8 is fixed with an electric push rod 9 and a lithium battery 13, the power take off end of electric putter 9 is fixed with kelly 11, carries on spacingly through kelly 11 to slider 8, and hydraulic telescoping rod 5 contracts at the excessive speed when preventing to cut off the power supply suddenly.

Wherein, gag lever post 6 is provided with four, and wherein two gag lever posts 6 are located the both sides at base 1 middle part, and two other gag lever posts 6 are located 19 bottom both sides of lift platform, and four gag lever posts 6 are close to 5 one ends of hydraulic telescoping rod and have all seted up spout 7, and slider 8 and spout 7 sliding connection, slider 8 can slide in spout 7, and the contained angle that drives the vertical direction between first carriage release lever 15 and the third carriage release lever 17 reduces, drives lift platform 19 and removes to the top.

Wherein, two 6 tops on base 1 top all run through and have seted up spacing hole 20, and spacing hole 20 is provided with a plurality ofly, and a plurality of spacing holes 20 are the equidistance along the horizontal direction and arrange, and a plurality of spacing hole 20 bottoms all run through with spout 7, make kelly 11 can get into spacing hole 20 in many places through seting up a plurality of spacing holes 20, and it is spacing to slider 8, prevent that slider 8 from continuing to remove.

Wherein, 8 one sides of slider are fixed with loop bar 10, and kelly 11 cup joints with loop bar 10 activity, and 11 tops of kelly are located same horizontal plane with 8 tops of slider for kelly 11 just removes and to get into spacing hole 20, and the width value of kelly 11 is less than the length value of spacing hole 20, makes kelly 11 can get into spacing hole 20 fast in, prevents spacing hole 20 undersize, and kelly 11 is difficult to get into and can't carry on spacingly to slider 8.

Wherein, 13 one sides of lithium cell and 12 electric connection of controller, the 12 other ends of controller and 9 electric connection of electric putter, controller 12 are used for controlling opening of electric putter 9 and stop, and when external power source was disconnected to controller 12, switch-on lithium cell 13 and electric putter 9 supplied power to electric putter 9 through lithium cell 13, drive electric putter 9 and extend, drive kelly 11 and remove to the top.

Wherein, the other end of the first moving rod 15 is hinged to one end of the third moving rod 17, the middle of the first moving rod 15 is hinged to the middle of the third moving rod 17, one end of the second moving rod 16 is hinged to one end of the limiting rod 6, the other end of the second moving rod 16 is hinged to one end of the fourth moving rod 18, the middle of the fourth moving rod 18 is hinged to the middle of the second moving rod 16, the first moving rod 15, the second moving rod 16, the length values of the third moving rod 17 and the fourth moving rod 18 are equal, the length value of the first moving rod 15 is greater than that of the limiting rod 6, when the hydraulic telescopic rod 5 extends, the sliding block 8 slides in the sliding groove 7 to reduce the vertical included angle between the first moving rod 15 and the third moving rod 17, and reduce the vertical included angle between the second moving rod 16 and the fourth moving rod 18, and drive the lifting platform 19 to move towards the top.

The working principle is as follows: when the lifting platform is used, firstly, the handle 4 is pushed to drive the base 1 to move to a position to be constructed, when the lifting platform 19 needs to be lifted, the hydraulic telescopic rod 5 is started to drive the sliding block 8 to slide in the sliding groove 7, the included angle in the vertical direction between the first moving rod 15 and the third moving rod 17 is driven to be reduced, the included angle in the vertical direction between the second moving rod 16 and the fourth moving rod 18 is driven to be reduced, the lifting platform 19 is driven to move towards the top, when power is suddenly cut off, the controller 12 works, the lithium battery 13 and the electric push rod 9 are switched on, the electric push rod 9 is powered through the lithium battery 13, the electric push rod 9 is driven to extend, the clamping rod 11 is driven to move towards the top, the clamping rod 11 can enter the limiting holes 20 at multiple positions through the arrangement of the plurality of limiting holes 20, the clamping rod 11 enters the limiting hole 20 which is closest to the distance, the sliding block 8 is limited, and the sliding block 8 stops moving, the lifting platform 19 may stop falling.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hydraulic lift with a protection function comprises a base (1) and a controller (12), wherein four corners of the bottom of the base (1) are respectively fixed with a directional wheel (2), and the hydraulic lift is characterized in that a supporting plate (3) is fixed at the top of one end of the base (1), a handle (4) is fixed at the top of the supporting plate (3), a hydraulic telescopic rod (5) is fixed at the middle of one side of the supporting plate (3), a limiting rod (6) is fixed at the middle of the top end of the base (1), a sliding block (8) is arranged on the inner wall of the limiting rod (6), a connecting rod (14) is fixed at one end of the sliding block (8), the middle of one side of the connecting rod (14) is fixed with the power output end of the hydraulic telescopic rod (5), a first moving rod (15) is rotatably connected with one end of the sliding block (8), a third moving rod (17) is arranged on one side of the first moving rod (15), third carriage release lever (17) one side is provided with second carriage release lever (16), second carriage release lever (16) one side is provided with fourth carriage release lever (18), fourth carriage release lever (18) top is provided with lift platform (19), slider (8) one side is fixed with electric putter (9) and lithium cell (13), the power take off end of electric putter (9) is fixed with kelly (11).

2. The hydraulic elevator with the protection function according to claim 1, characterized in that the number of the limiting rods (6) is four, two of the limiting rods (6) are located on two sides of the middle of the base (1), the other two limiting rods (6) are located on two sides of the bottom end of the lifting platform (19), and the four limiting rods (6) are provided with sliding grooves (7) at one end close to the hydraulic telescopic rod (5).

3. The hydraulic elevator with the protection function according to claim 2, wherein the top of each of the two limiting rods (6) at the top end of the base (1) is provided with a plurality of limiting holes (20) in a penetrating manner, the limiting holes (20) are arranged in a plurality of equidistant manner along the horizontal direction, and the bottom ends of the limiting holes (20) are all penetrated through the sliding grooves (7).

4. The hydraulic elevator with the protection function according to claim 3, wherein a sleeve rod (10) is fixed on one side of the sliding block (8), the clamping rod (11) is movably sleeved with the sleeve rod (10), the top end of the clamping rod (11) and the top end of the sliding block (8) are located on the same horizontal plane, and the width of the clamping rod (11) is smaller than the length of the limiting hole (20).

5. The hydraulic elevator with the protection function according to claim 4, wherein one side of the lithium battery (13) is electrically connected with a controller (12), the other end of the controller (12) is electrically connected with the electric push rod (9), and the controller (12) is used for controlling the start and stop of the electric push rod (9).

6. The hydraulic lift with the protection function according to claim 5, wherein the other end of the first moving rod (15) is hinged to one end of a third moving rod (17), the middle of the first moving rod (15) is hinged to the middle of the third moving rod (17), one end of the second moving rod (16) is hinged to one end of the limiting rod (6), the other end of the second moving rod (16) is hinged to one end of a fourth moving rod (18), the middle of the fourth moving rod (18) is hinged to the middle of the second moving rod (16), the first moving rod (15), the second moving rod (16), the third moving rod (17) and the fourth moving rod (18) have the same length value, and the length value of the first moving rod (15) is greater than that of the limiting rod (6).