CN217516608U - Heavy-load hydraulic lifting platform - Google Patents

Abstract

The utility model discloses a heavy load hydraulic pressure lift platform relates to hydraulic pressure lift platform field, comprising a base plate, bottom plate top surface four corners department can be provided with the spout post, and all sliding connection have the traveller who closely laminates with the spout post in the spout post, the traveller top is connected with the roof, and the first spout of two sets of complex and second spout have all been seted up respectively to roof bottom surface and bottom plate top surface. The utility model discloses a cross connection point with the backup pad sets up the position by last, make the power that promotes the roof needs littleer through the increase arm of force, connect many mutual sliding connection's chute post and traveller simultaneously between the predetermined version of bottom plate, every spout capital portion all connects air pump and the electromagnetic flow valve of being connected with compressed gas jar, make at the roof jacking, the air pump pours into compressed air into according to jacking speed looks spout post and supports the roof, when descending, electromagnetic flow valve restricts exhaust velocity according to the descent speed, can prevent to lead to the roof to fall because of the pneumatic cylinder damages, and is safer.

Description

Heavy-load hydraulic lifting platform

Technical Field

The utility model relates to a hydraulic pressure lift platform field specifically is a heavy load hydraulic pressure lift platform.

Background

The hydraulic lifting platform is a multifunctional hoisting loading and unloading mechanical device, and is divided into: four-wheel movable lifting platform, two-wheel traction type lifting platform, automobile modified lifting platform, hand-push type lifting platform, hand-operated type lifting platform, AC/DC dual-purpose lifting platform, battery car-mounted type lifting platform and lifting height of which is different from 1 to 30 meters.

The existing heavy-load hydraulic lifting platform generally drives a shear-type support to push a top plate to rise through a hydraulic cylinder so as to lift.

But drive support jacking roof through the pneumatic cylinder, if the pneumatic cylinder damages, the roof can fall because of the load thing of big weight, and is not safe enough, and easily gets into debris in with support complex spout, influences the slip of support.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a heavy load hydraulic pressure lift platform to solve current heavy load hydraulic pressure lift platform, safety inadequately, and with easily enter debris in the support complex spout, influence the gliding technical problem of support.

In order to achieve the above object, the utility model provides a following technical scheme: a heavy-load hydraulic lifting platform comprises a bottom plate, wherein four corners of the top surface of the bottom plate can be provided with chute columns, the chute columns are connected with the chute columns in a sliding manner, the tops of the chute columns are connected with a top plate, the bottom surface of the top plate and the top surface of the bottom plate are respectively provided with two groups of first chutes and second chutes which are matched with each other, the first chutes and the second chutes are respectively connected with first sliders and second sliders which are matched with each other in a sliding manner, a group of supporting plates which are in X-shaped rotary connection are rotationally connected between the first sliders and the second sliders which are matched with each other in each group, the rotary connection points of the supporting plates lean against the upper side, a hydraulic cylinder is arranged between the bottom ends of the supporting plates in each group, the first sliders and the second sliders are respectively connected with movable rings which are rotationally connected with the bottom plate and the top plate and wrap the first chutes and the second chutes in each group, the edges of the bottom plate are provided with compressed gas tanks, every spout capital portion all is connected with the input and is connected with compressed gas jar and install the air pump on the bottom plate, and every spout capital portion all is connected with the other end and is connected with compressed gas jar and install the electromagnetic flow valve on the bottom plate.

Through adopting above-mentioned technical scheme, the lift of roof can be restricted in traveller and the cooperation of spout post, and first spout and second spout can restrict the slip of first slider and second slider respectively, and the lift of the steerable roof of backup pad of X type rotation connection, the rotation tie point leans on can reduce the required power of jacking roof, the rotation of the steerable backup pad of pneumatic cylinder, and compressed gas in the air pump and the steerable compressed gas jar of electromagnetic flow valve pours into or discharges the spout post into.

The utility model discloses further set up to, first slider top all rotates with the bottom and is connected with and first spout complex ball, second slider top all rotates with the bottom and is connected with and second spout complex ball.

Through adopting above-mentioned technical scheme, the ball can reduce the friction between first slider and first spout, second slider and the second spout, and first slider and second slider slip more smoothly during.

The utility model discloses further set up as, spout capital portion all is provided with traveller complex closed loop.

Through adopting above-mentioned technical scheme, the closed loop can make and be connected more sealedly between spout post and the traveller, prevents gas leakage.

The utility model discloses further set up to, the material of activity ring is flexible thin corrosion resistant plate.

Through adopting above-mentioned technical scheme, the material of activity ring is flexible thin stainless steel board, and life is longer.

The utility model discloses further set up to, the gas in the compressed gas jar is the compressed helium.

By adopting the technical scheme, helium is inert gas, so that the sliding chute column, the sliding column and the like can be prevented from being corroded.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a set up the cross connection point of backup pad in the position of leaning on, make the power that promotes the roof and need littleer through increasing the arm of force, connect many mutual sliding connection's chute post and traveller between the predetermined version of bottom plate simultaneously, every chute column bottom all connects air pump and the electromagnetic flow valve of being connected with compressed gas jar, make at roof jacking, the air pump injects compressed air into according to jacking speed looks chute column and supports the roof, when descending, electromagnetic flow valve restricts the exhaust speed according to the descent speed, can prevent to lead to the roof to fall because of the pneumatic cylinder damages, it is safer;

2. the utility model discloses a all set up the activity ring of wrapping up first spout and second spout respectively on first slider and second slider, seal the opening of first spout and second spout all the time when first slider slides with the second slider, prevent that the foreign matter from getting into the slip of blocking first slider and second slider in first spout and the second spout for first slider slides more smoothly with the second slider.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

In the figure: 1. a base plate; 2. a top plate; 3. a chute column; 4. a traveler; 5. a first slider; 6. a second slider; 7. a first chute; 8. a second chute; 9. a support plate; 10. a hydraulic cylinder; 11. a movable ring; 12. a compressed gas tank; 13. an air pump; 14. an electromagnetic flow valve; 15. and a ball.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Next, an embodiment of the present invention will be described with reference to the overall structure thereof.

A heavy-load hydraulic lifting platform is disclosed as figures 1-3 and comprises a bottom plate 1, wherein four corners of the top surface of the bottom plate 1 are provided with chute posts 3, slide posts 4 tightly attached to the chute posts 3 are slidably connected in the chute posts 3, the top of each slide post 4 is connected with a top plate 2, the slide posts 4 are matched with the chute posts 3 to limit the lifting of the top plate 2, the bottom surface of the top plate 2 and the top surface of the bottom plate 1 are respectively provided with two groups of first slide grooves 7 and second slide grooves 8 which are matched with each other, first slide blocks 5 and second slide blocks 6 which are matched with each other are slidably connected in the first slide grooves 7 and the second slide grooves 8 respectively, the first slide grooves 7 and the second slide grooves 8 can limit the sliding of the first slide blocks 5 and the second slide blocks 6 respectively, a group of supporting plates 9 which are in X-shaped rotary connection is rotatably connected between the first slide blocks 5 and the second slide blocks 6 which are matched with each other, and the rotary connection points of the supporting plates 9 are close to each other, the lift of the steerable roof 2 of backup pad 9 that the X type rotation is connected, the rotation tie point leans on the required power of reducible jacking roof 2, all install a pneumatic cylinder 10 between the 9 bottoms of every backup pad of group, the rotation of steerable backup pad 9, all be connected with on first slider 5 and the second slider 6 respectively with bottom plate 1 and roof 2 rotate be connected and parcel first spout 7 and second spout 8 loose ring 11, bottom plate 1 edge is provided with compressed gas jar 12, every spout post 3 bottom all is connected with the input and is connected with compressed gas jar 12 and install the air pump 13 on bottom plate 1, and every spout post 3 bottom all is connected with the other end and is connected with compressed gas jar 12 and install the electromagnetic flow valve 14 on bottom plate 1, compressed gas in air pump 13 and the steerable compressed gas jar 12 of electromagnetic flow valve 14 pours into or discharges spout post 3.

Referring to fig. 1 and 2, the compressed helium gas in the compressed gas tank 12 is an inert gas, which can prevent the chute column 3 and the spool 4 from being corroded, and the top of the chute column 3 is provided with a sealing ring matching with the spool 4, which can make the connection between the chute column 3 and the spool 4 more sealed and prevent gas leakage.

Referring to fig. 2 and 3, the movable ring 11 is made of a flexible thin stainless steel plate, so that the service life is longer, the top and the bottom of the first sliding block 5 are rotatably connected with the balls 15 matched with the first sliding groove 7, the top and the bottom of the second sliding block 6 are rotatably connected with the balls 15 matched with the second sliding groove 8, the balls 15 can reduce friction between the first sliding block 5 and the first sliding groove 7, and between the second sliding block 6 and the second sliding groove 8, and the first sliding block 5 and the second sliding block 6 can slide more smoothly.

The utility model discloses a theory of operation does: when the lifting device is used, an object to be lifted is placed on the top plate 2, the hydraulic cylinder 10 can be controlled to contract, the first sliding block 5 is driven to mutually approach along the first sliding groove 7, the bottom ends of the X-shaped supporting plates 9 approach to each other to lift the top plate 2 upwards, the second sliding block 6 is driven to mutually approach along the second sliding groove 8 at the same time, the sliding column 4 is driven to move upwards, the first sliding block 5 and the second sliding block 6 which are opposite are driven to synchronously move through the matched sliding groove column 3 and the sliding column 4, the ball 15 can reduce friction between the first sliding block 5 and the first sliding groove 7 as well as between the second sliding block 6 and the second sliding groove 8, the movable ring 11 can always seal the openings of the first sliding groove 7 and the second sliding groove 8 when the first sliding block 5 and the second sliding block 6 slide, foreign matters such as dust are prevented from entering to block the sliding, the hydraulic cylinder 10 stretches out to drive the top plate 2 to descend, when the sliding column 4 ascends, the air pump 13 can inject compressed air in the compressed air tank 12 into the sliding groove column 3, the top plate 2 is supported by the sliding column 4, when the sliding column 4 is descended by the top plate 2, the electromagnetic flow valve 14 is opened, the speed of compressed air discharged from the chute column 3 into the compressed air tank 12 is controlled according to the descending speed of the top plate 2, the phenomenon that the top plate 2 falls due to damage of the hydraulic cylinder 10 can be prevented, and the safety is improved.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims (5)

1. The utility model provides a heavy load hydraulic lifting platform, includes bottom plate (1), its characterized in that: bottom plate (1) top surface four corners department can be provided with chute post (3), and all sliding connection have in chute post (3) with chute post (3) traveller (4) of closely laminating, traveller (4) top is connected with roof (2), and roof (2) bottom surface and bottom plate (1) top surface have all seted up two sets of complex first spout (7) and second spout (8) respectively, sliding connection has first slider (5) and second slider (6) of mutually supporting respectively in first spout (7) and second spout (8), every group is mutually supported all rotate between first slider (5) and second slider (6) and be connected with a set of backup pad (9) that are X type rotation connection, and the rotation tie point of backup pad (9) leans on, every group all install a pneumatic cylinder (10) between backup pad (9) bottom, all be connected with bottom plate (1) and roof (2) respectively on first slider (5) and the second slider (6), all be connected with bottom plate (1) and roof (2) respectively ) The movable ring (11) of connecting and parcel first spout (7) and second spout (8) rotates, bottom plate (1) edge is provided with compressed gas jar (12), every spout post (3) bottom all is connected with the input and is connected with compressed gas jar (12) and installs air pump (13) on bottom plate (1), and every spout post (3) bottom all is connected with the other end and is connected with compressed gas jar (12) and install electromagnetic flow valve (14) on bottom plate (1).

2. A heavy load hydraulic lift platform as claimed in claim 1, wherein: the top and the bottom of the first sliding block (5) are rotationally connected with balls (15) matched with the first sliding groove (7), and the top and the bottom of the second sliding block (6) are rotationally connected with balls (15) matched with the second sliding groove (8).

3. A heavy load hydraulic lift platform as claimed in claim 1, wherein: and the top of each sliding groove column (3) is provided with a closed ring matched with the sliding column (4).

4. A heavy load hydraulic lift platform as claimed in claim 1 wherein: the movable ring (11) is made of a flexible thin stainless steel plate.

5. A heavy load hydraulic lift platform as claimed in claim 1 wherein: the gas in the compressed gas tank (12) is compressed helium.

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