CN213569342U - Hydraulic double-lifting platform - Google Patents

Abstract

The utility model discloses a hydraulic double-lifting platform, which comprises a chassis, wherein two hydraulic scissor-fork type platforms which are arranged side by side are arranged on the top surface of the chassis, the bottom surfaces of the hydraulic scissor-fork type platforms are contacted with the top surface of the chassis, a driving device for driving the two hydraulic scissor-fork type platforms to approach or keep away from each other is arranged on the chassis, a supporting platform is fixed on the bottom surface of the chassis, rollers are arranged at both ends of the chassis, and the rollers are connected with a lifting device fixed on the chassis; the two hydraulic scissor-type platforms are driven to be far away or close to each other by the driving device, and the distance between the two hydraulic scissor-type platforms is adjusted, so that the use of automobiles with different wheelbases is met, and the use range is widened; and need remove the utility model discloses the time, use elevating gear to support the gyro wheel in subaerial, make a supporting bench keep away from ground, be convenient for the utility model discloses remove convenient to use.

Description

Hydraulic double-lifting platform

Technical Field

The utility model belongs to the technical field of hydraulic pressure lift platform, a two lift platforms of hydraulic pressure are related to.

Background

When the automobile is repaired, in order to facilitate the repair personnel to work under the automobile chassis, the automobile needs to be lifted to a proper height by using a lifting mechanism. The existing lifting mechanism is a pair of hydraulic scissor-type platforms, and hydraulic cylinders of the two hydraulic scissor-type platforms are simultaneously controlled through electromagnetic valves to realize the lifting of the two hydraulic scissor-type platforms; however, at present, two hydraulic scissor-type platforms are fixed on the bottom surface, so that the two hydraulic scissor-type platforms are inconvenient to move and use; and, the distance between two hydraulic pressure scissors fork platform can not be adjusted, can not satisfy the use of the car of different wheel bases, has reduced application range.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a two lift platforms of hydraulic pressure, fine solution in two hydraulic pressure cut fork platform can not remove and the problem of adjustment distance.

In order to realize the purpose, the utility model discloses a technical scheme as follows: the utility model provides a two lift platforms of hydraulic pressure, includes the chassis, be provided with two hydraulic pressure side by side on the chassis top surface and cut fork platform, the bottom surface that fork platform was cut to hydraulic pressure contacts with the chassis top surface, be provided with the drive arrangement that two hydraulic pressure of drive cut fork platform and be close to each other or keep away from on the chassis, be fixed with a supporting bench on the chassis bottom surface, the both ends on chassis all are provided with the gyro wheel, the gyro wheel all is connected with the elevating gear who is fixed in on the chassis.

Further, drive arrangement includes dual output shaft motor, first screw rod, second screw rod, lug, be provided with the recess of rectangular shape on the chassis top surface, dual output shaft motor is fixed in middle part in the recess, the output shaft of dual output shaft motor is connected with first screw rod and second screw rod respectively, the screw thread that sets up on first screw rod and the second screw rod revolves to opposite, the lug is fixed in respectively on the bottom surface of hydraulic pressure scissors fork platform, two set up the screw hole that supplies first screw rod and second screw rod to penetrate on the lug respectively, the lug is arranged in the recess and can freely slide in the recess.

Further, elevating gear includes lifting unit, L type pole, connecting rod, lifting unit's stiff end is fixed in on the chassis, lifting unit's expansion end rotates with the connecting rod to be connected, L type pole one end is fixed in on the connecting rod, L type pole other end installation gyro wheel.

Furthermore, the lifting unit adopts a hydraulic cylinder or an electric telescopic rod.

Furthermore, the expansion end department of lifting unit is provided with the ring, set up on the connecting rod and supply ring male blind hole, both sides are provided with thrust bearing about the ring, the port department of blind hole is provided with the apron.

Furthermore, one end of the chassis is provided with a steering device.

Further, turn to the device and include driven lever, dwang, push-and-pull rod, the both ends of driven lever are articulated with two connecting rods respectively, dwang one end articulates on the chassis, and the other end of dwang is articulated with the one end of push-and-pull rod, the through-hole that extends along dwang length direction is seted up at the middle part of dwang, the middle part of driven lever is provided with the round pin axle that can insert in the through-hole.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the two hydraulic scissor-type platforms are driven by the driving device to be far away from or close to each other, and the distance between the two hydraulic scissor-type platforms is adjusted to meet the use of automobiles with different wheelbases and improve the use range; and need remove the utility model discloses the time, use elevating gear to support the gyro wheel in subaerial, make a supporting bench keep away from ground, be convenient for the utility model discloses remove convenient to use.

2. The utility model discloses in, chassis one end is provided with and turns to the device, and the gyro wheel of being convenient for turns to, removes the utility model discloses the time, the flexibility is higher.

Drawings

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

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

fig. 3 is a schematic view of the connection between the lifting unit and the connecting rod of the present invention.

In the figure: the hydraulic lifting device comprises a chassis (1), a hydraulic scissor type platform (2), a supporting table (3), a roller (4), a double-output-shaft motor (5), a first screw (6), a second screw (7), a bump (8), a groove (9), a lifting unit (10), an L-shaped rod (11), a connecting rod (12), a ring (13), a blind hole (14), a thrust bearing (15), a cover plate (16), a driven rod (17), a rotating rod (18), a push-pull rod (19), a through hole (20) and a pin shaft (21).

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.

As shown in fig. 1 and 2, the hydraulic double-lifting platform of the present invention comprises a chassis 1, two hydraulic scissor-type platforms 2 arranged side by side are arranged on the top surface of the chassis 1, the bottom surfaces of the hydraulic scissor-type platforms 2 contact with the top surface of the chassis 1, a driving device for driving the two hydraulic scissor-type platforms 2 to approach or separate from each other is arranged on the chassis 1, a supporting table 3 is fixed on the bottom surface of the chassis 1, the supporting table 3 has the same width as the chassis 1, the supporting table 3 has the same length as the hydraulic scissor-type platforms 2, and the supporting table 3 can well support the force borne by the chassis 1, so as to avoid the local deformation of the chassis 1 due to the uneven supporting position and improve the service life of the chassis 1; the two ends of the chassis 1 are both provided with idler wheels 4, and the idler wheels 4 are both connected with lifting devices fixed on the chassis 1.

In this embodiment, the driving device includes a dual output shaft motor 5, a first screw 6, a second screw 7 and a bump 8, a strip-shaped groove 9 is formed in the top surface of the chassis 1, the dual output shaft motor 5 is fixed in the middle of the inside of the groove 9, output shafts of the dual output shaft motor 5 are respectively connected with the first screw 6 and the second screw 7, the screw threads on the first screw 6 and the second screw 7 are opposite in rotation direction, the bumps 8 are respectively fixed on the bottom surface of the hydraulic scissor type platform 2, threaded holes for the first screw 6 and the second screw 7 to penetrate through are respectively formed in the two bumps 8, and the bumps 8 are arranged in the groove 9 and can freely slide in the groove 9; when adjusting the distance between two hydraulic pressure scissors fork platform 2, open two output shaft motor 5 corotation or reversal, first screw rod 6 and second screw rod 7 rotate along with it, through the cooperation transmission of the screw hole of seting up on first screw rod 6 and second screw rod 7 and the lug 8, first screw rod 6 and second screw rod 7 turn to the same, but because the screw thread on first screw rod 6 and the second screw rod 7 is revolved to the difference, two lugs 8 drive two hydraulic pressure scissors fork platform 2 and are close to each other or keep away from, realize the regulation of distance between two hydraulic pressure scissors fork platform 2, high durability and convenient use.

In this embodiment, the lifting device includes a lifting unit 10, an L-shaped rod 11, and a connecting rod 12, wherein a fixed end of the lifting unit 10 is fixed on the chassis 1, a movable end of the lifting unit 10 is rotatably connected with the connecting rod 12, one end of the L-shaped rod 11 is fixed on the connecting rod 12, and the other end of the L-shaped rod 11 is provided with a roller 4; specifically, lift unit 10 adopts pneumatic cylinder or electric telescopic handle, and fig. 1 shows, is mobile state at present, and brace table 3 liftoff, gyro wheel 4 lands, and brace table 3 lands during the stationary state, and gyro wheel 4 liftoff is removing the utility model discloses time, lift unit 10's expansion end extension, drive L type pole 11 and connecting rod 12 to the ground direction motion, and gyro wheel 4 on the L type pole 11 lands, and keeps away from ground with brace table 3, promotes chassis 1, just can remove the utility model discloses, both ends are provided with four gyro wheels 4 and four elevating gear altogether around chassis 1, lift unit 10 synchronization action among four elevating gear, and drive gyro wheel 4 goes up and down simultaneously, and the synchronization action of lift unit 10 is the prior art that technical staff in the field can directly obtain, no longer gives unnecessary details here.

In this embodiment, as shown in fig. 3, a circular ring 13 is disposed at the end of the movable end of the lifting unit 10, a blind hole 14 for inserting the circular ring 13 is formed in the connecting rod 12, thrust bearings 15 are disposed on the upper side and the lower side of the circular ring 13, a cover plate 16 is disposed at the end of the blind hole 14, the cover plate 16 is connected to the connecting rod 12 through a bolt, when a turn is required, the connecting rod 12 can rotate relative to the movable end of the lifting unit 10, the roller 4 is more flexible when moving, and the use is more convenient.

In this embodiment, a steering device is arranged at one end of the chassis 1; specifically, the steering device comprises a driven rod 17, a rotating rod 18 and a push-pull rod 19, wherein two ends of the driven rod 17 are respectively hinged with the two connecting rods 12, one end of the rotating rod 18 is hinged on the chassis 1, the other end of the rotating rod 18 is hinged with one end of the push-pull rod 19, a through hole 20 extending along the length direction of the rotating rod 18 is formed in the middle of the rotating rod 18, and a pin shaft 21 capable of being inserted into the through hole 20 is arranged in the middle of the driven rod 17; remove this when using neotype again, lifting devices will drive gyro wheel 4 and move to the ground direction to land, later use driven lever 17 to stimulate chassis 1, during the turn, rotate the catch bar, dwang 18 also corresponding rotates this moment, and driven lever 17 drives connecting rod 12 simultaneously and rotates to same direction, finally realizes gyro wheel 4's on the connecting rod 12 pivoted, simple structure realizes gyro wheel 4 and turns to, is convenient for turn, convenient to use has further improved the utility model discloses a flexibility.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a two lift platform of hydraulic pressure which characterized in that: the hydraulic shearing fork type platform structure comprises a chassis, be provided with two hydraulic shearing fork type platforms side by side on the chassis top surface, the bottom surface that the fork type platform was cut to hydraulic pressure contacts with the chassis top surface, be provided with the drive arrangement that two hydraulic shearing fork type platforms of drive are close to each other or keep away from on the chassis, be fixed with a supporting bench on the chassis bottom surface, the both ends on chassis all are provided with the gyro wheel, the gyro wheel all is connected with the elevating gear who is fixed in on the chassis.

2. The hydraulic dual lift platform of claim 1, wherein: drive arrangement includes dual output shaft motor, first screw rod, second screw rod, lug, be provided with the recess of rectangular shape on the chassis top surface, dual output shaft motor is fixed in middle part in the recess, the output shaft of dual output shaft motor is connected with first screw rod and second screw rod respectively, the screw thread that sets up on first screw rod and the second screw rod revolves to opposite, the lug is fixed in respectively on the bottom surface of hydraulic pressure scissors fork formula platform, two set up the screw hole that supplies first screw rod and second screw rod to penetrate on the lug respectively, the lug is arranged in the recess and can freely slide in the recess.

3. The hydraulic dual lift platform of claim 1, wherein: the lifting device comprises a lifting unit, an L-shaped rod and a connecting rod, wherein the fixed end of the lifting unit is fixed on the chassis, the movable end of the lifting unit is rotatably connected with the connecting rod, one end of the L-shaped rod is fixed on the connecting rod, and the other end of the L-shaped rod is provided with a roller.

4. The hydraulic dual lift platform of claim 3, wherein: the lifting unit adopts a hydraulic cylinder or an electric telescopic rod.

5. The hydraulic dual lift platform of claim 3, wherein: the movable end department of lifting unit is provided with the ring, set up on the connecting rod and supply ring male blind hole, both sides are provided with thrust bearing about the ring, the port department of blind hole is provided with the apron.

6. The hydraulic dual lift platform of claim 3, wherein: and a steering device is arranged at one end of the chassis.

7. The hydraulic dual lift platform of claim 6, wherein: the steering device comprises a driven rod, a rotating rod and a push-pull rod, wherein the two ends of the driven rod are respectively hinged to the two connecting rods, one end of the rotating rod is hinged to the chassis, the other end of the rotating rod is hinged to one end of the push-pull rod, a through hole extending along the length direction of the rotating rod is formed in the middle of the rotating rod, and a pin shaft capable of being inserted into the through hole is arranged in the middle of the driven rod.

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