Complete vehicle synchronous lifting machine

Abstract

The utility model discloses a whole vehicle synchronous lifting machine, which relates to the technical field of vehicle lifting equipment and comprises a foundation pit arranged on the ground and lifting equipment arranged in the foundation pit, the lifting equipment comprises a scissor arm lifting device and a vertical lifting device which are respectively used for lifting front and rear wheels of a vehicle, the scissor arm lifting device is arranged on one side in the foundation pit, and the vertical lifting device is arranged on the other side in the foundation pit. And the vertical lifting device is arranged on the other side in the foundation pit. The lifting machine is retracted in a foundation pit in a non-working state, and the upper surfaces of the scissor arm lifting platform and the vertical lifting platform are flush with the ground, so that firstly, the lifting machine can be prevented from occupying excessive ground space, and the whole lifting station is more spacious; in addition, shielding and hindering on driving-in and driving-out of an automobile on the lifting machine can be directly avoided, the operation difficulty of driving-in and driving-out of the automobile on the lifting machine is reduced to a certain degree, collision accidents between the automobile and the lifting machine can be effectively prevented, and therefore the safety of lifting work is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile lifting equipment, in particular to a whole vehicle synchronous lifting machine. BACKGROUND

[0002] The automobile lifting machine is the equipment for lifting the automobile in the automobile production and maintenance industry. The lifting machine plays a vital role in the automobile production and maintenance, and cannot be separated from it whether it is whole vehicle production, whole vehicle overhaul or minor repair, and its product nature and quality directly affect the personal safety of construction personnel.

[0003] The existing automobile production and maintenance lifting machine has different types, including two-column lifting machine, four-column lifting machine and scissor lifting machine, wherein the four-column lifting machine is a special mechanical lifting equipment, which is commonly used for the production and maintenance of large-tonnage automobiles or trucks.

[0004] The patent document with the publication number "CN 221397166 U" discloses a safe four-column lifting machine, which comprises four lifting columns, a cross beam installed between the lifting columns, two lifting platforms erected on both ends of the cross beam and a secondary lifting device. Although the lifting machine can prevent the driver from driving the vehicle away from one side of the lifting platform due to improper operation, so that the driver can more easily master the correct parking position, but the four lifting columns of the four-column lifting machine and the conventional four-column lifting machine are all arranged above the ground, plus the large volume of the lifting machine, which leads to a larger ground space occupied by the lifting machine, and the four lifting columns also easily obstruct the driving in and out of the automobile on the lifting machine, making the driving in and out of the automobile on the lifting machine difficult, and a collision accident may occur if not careful, and the safety is still general. UTILITY MODEL CONTENTS

[0005] (I) Technical problem solved

[0006] In view of the deficiencies of the prior art, the utility model provides a whole vehicle synchronous lifting machine, which solves the problems raised in the above background technology.

[0007] (II) Technical scheme

[0008] In order to achieve the above purpose, the utility model is realized by the following technical scheme: a whole vehicle synchronous lifting machine, comprising a foundation pit arranged on the ground and a lifting equipment arranged in the foundation pit, the lifting equipment comprising a scissor arm lifting device and a vertical lifting device respectively used for lifting the front and rear wheels of the automobile, the scissor arm lifting device being arranged on one side inside the foundation pit, and the vertical lifting device being arranged on the other side inside the foundation pit.

[0009] Optionally, the number of the scissor arm lifting devices and the vertical lifting devices is two, and the two scissor arm lifting devices and the two vertical lifting devices are symmetrically distributed front and back.

[0010] Optionally, the scissor arm lifting device comprises a scissor arm lifting base, a scissor arm lifting machine and a long-plate-shaped scissor arm lifting platform, the scissor arm lifting base is fixed to the inner bottom wall of the foundation pit, the scissor arm lifting machine is fixed to the scissor arm lifting base, and the scissor arm lifting platform is arranged on the scissor arm lifting machine and has a top surface flush with the ground.

[0011] Optionally, the vertical lifting device comprises a vertical lifting base, a stand, a vertical lifting beam, a vertical lifting platform and a hydraulic cylinder, the vertical lifting base is fixed to the inner bottom wall of the foundation pit, the stand is fixed to the upper surface of the vertical lifting base, the vertical lifting beam is slidingly connected to the stand, the vertical lifting platform is fixed to the upper portion of the vertical lifting beam, and the hydraulic cylinder is connected between the vertical lifting platform and the vertical lifting base.

[0012] Optionally, the upper surface of the vertical lifting platform is provided with two positioning protrusions, and the two positioning protrusions are arranged in a spaced manner along the left-right direction and used for positioning the wheels.

[0013] Optionally, the vertical lifting device further comprises a locking mechanism, the locking mechanism comprises a locking frame, a fixing frame and a hydraulic rod, the upper portion of the locking frame is provided with a connecting shaft, the locking frame is rotationally connected to the lower portion of the vertical lifting platform through the connecting shaft, the lower portion of the locking frame is provided with sawtooth-shaped limiting teeth, the fixing frame is fixed to the upper portion of the vertical lifting base, a plurality of limiting grooves matched with the limiting teeth are formed in the outer portion of the fixing frame, and the plurality of limiting grooves are linearly arranged along the height direction, and the hydraulic rod is connected between the locking frame and the vertical lifting beam.

[0014] Optionally, the vertical lifting device further comprises a guide assembly arranged on the stand, the guide assembly comprises a plurality of groups of wheel groups arranged in a ring array, each group of wheel groups comprises a plurality of guide wheels abutting against the outer surface of the vertical lifting beam, and the axis of the guide wheel is perpendicular to the height direction.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] During the process of the car driving into and driving out of the lifting machine, since the scissor arm lifting device and the vertical lifting device are all withdrawn in the foundation pit, and the upper surfaces of the scissor arm lifting platform and the vertical lifting platform are all flush with the ground, firstly, the lifting machine can prevent occupying too much ground space, so that the whole lifting station is more spacious, and the driving in and driving out of the car on the lifting machine can be directly avoided from being blocked and hindered, and the operation difficulty of the driving in and driving out of the car on the lifting machine is reduced to a certain extent, the collision accident between the car and the lifting machine can be effectively prevented, and the safety of the lifting work is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front view structural schematic diagram of the utility model;

[0019] Figure 2 It is a front view three-dimensional structural schematic diagram of the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the vertical lifting device of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the utility model Figure 3 It is an enlarged structural schematic diagram of A in the utility model;

[0022] Figure 5 It is a front view structural schematic diagram of the vertical lifting device of the utility model;

[0023] Figure 6 It is a front view sectional structural schematic diagram of the vertical lifting device of the utility model.

[0024] In the drawing: 10, scissor arm lifting device; 11, scissor arm lifting base; 12, scissor arm lifting machine; 13, scissor arm lifting platform; 20, vertical lifting device; 21, vertical lifting base; 22, stand column; 23, vertical lifting beam; 24, vertical lifting platform; 2401, positioning protrusion; 25, hydraulic cylinder; 26, locking mechanism; 2601, locking frame; 2602, connecting shaft; 2603, limiting tooth; 2604, fixing frame; 2605, limiting groove; 2606, hydraulic rod; 27, guide wheel; 30, car; 40, foundation pit. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] The utility model provides an embodiment of whole car synchronous lifting machine: as Figure 1 Shown, including being located in the foundation pit 40 of ground and being located in the lifting equipment of foundation pit 40, lifting equipment includes scissor arm lifting device 10 with vertical lifting device 20, scissor arm lifting device 10 is located in one side inside foundation pit 40, is used for lifting the front wheel part of car 30, vertical lifting device 20 is located in the other side inside foundation pit 40, is used for lifting the rear wheel part of car 30;

[0027] As Figure 2 Shown, the number of scissor arm lifting device 10 with vertical lifting device 20 is two, two scissor arm lifting device 10 with two vertical lifting device 20 all presents front and back symmetry distribution, and two scissor arm lifting device 10 is used for lifting two front wheels of car 30, two vertical lifting device 20 is used for lifting two rear wheels of car 30, to this to realize the purpose of lifting four wheels of car 30, to guarantee the stability of lifting;

[0028] As Figure 2 Shown, scissor arm lifting device 10 includes scissor arm lifting base 11, scissor arm lifting machine 12 with long board like scissor arm lifting platform 13, scissor arm lifting base 11 is fixed in the inner bottom wall of foundation pit 40, scissor arm lifting machine 12 is fixed on scissor arm lifting base 11, scissor arm lifting platform 13 is located on scissor arm lifting machine 12 and upper surface is flush with ground;

[0029] As Figure 3 Shown, vertical lifting device 20 includes vertical lifting base 21, stand 22, vertical lifting beam 23, vertical lifting platform 24 with hydraulic cylinder 25, vertical lifting base 21 is fixed in the inner bottom wall of foundation pit 40, stand 22 is fixed on the upper surface of vertical lifting base 21, vertical lifting beam 23 is slidably connected on stand 22, and vertical lifting platform 24 is fixed on the upper portion of vertical lifting beam 23 and the upper surface is flush with ground, hydraulic cylinder 25 is connected between vertical lifting platform 24 and vertical lifting base 21;

[0030] When needing to lift car 30, first car 30 is driven to the lifting machine from the one side close to vertical lifting device 20, and ensures that two front wheels of car 30 are located on two scissor arm lifting platforms 13 respectively, two rear wheels are located on two vertical lifting platforms 24 respectively, then scissor arm lifting machine 12 and hydraulic cylinder 25 can be started simultaneously, at this time, scissor arm lifting machine 12 stably lifts scissor arm lifting platform 13, at the same time, hydraulic cylinder 25 also promotes vertical lifting platform 24 and vertical lifting beam 23 on stand 22 and scissor arm lifting platform 13 synchronously upward, until lifting to the height of setting, and to this to realize the purpose of stably lifting car 30;

[0031] After the automobile 30 is processed or repaired, the shearing arm lifting machine 12 and the hydraulic cylinder 25 are controlled to reset, the shearing arm lifting platform 13 and the vertical lifting platform 24 are lowered to the horizontal position of the ground, at this time the shearing arm lifting device 10 and the vertical lifting device 20 are all retracted into the foundation pit 40, and then the automobile 30 can be driven away from the lifting machine;

[0032] Moreover, during the process of driving the automobile 30 into and away from the lifting machine, since the shearing arm lifting device 10 and the vertical lifting device 20 are all retracted into the foundation pit 40, the lifting machine can first prevent occupying too much ground space, directly avoid the obstruction of driving the automobile 30 into and away from the lifting machine, and effectively prevent the collision accident between the automobile 30 and the lifting machine.

[0033] As shown in Figure 4 The upper surface of the vertical lifting platform 24 is provided with two positioning protrusions 2401, which are arranged in the left-right direction and are used for positioning the rear wheels of the automobile 30.

[0034] During the process of driving the rear wheels of the automobile 30 into the two positioning protrusions 2401, since the automobile 30 will vibrate to a certain extent, the driver can be reminded that the automobile 30 has been driven to the position, so that the automobile 30 can be greatly facilitated to be positioned, and the two positioning protrusions 2401 are respectively located in front of and behind the rear wheels of the automobile 30 after the automobile 30 is parked, so that the wheels can be blocked to a certain extent, thereby improving the stability of the parked automobile 30.

[0035] Moreover, after the rear wheels of the automobile 30 are driven into the two positioning protrusions 2401, since the shearing arm lifting platform 13 for supporting the front wheels is a long plate and is parallel to the length direction of the automobile 30, the wheelbase of the automobile 30 can be long or short, and the front wheels of the automobile 30 can also be located on the shearing arm lifting platform 13, so that the lifting machine can adapt to automobiles 30 with various wheelbases without adjustment, thereby improving the practicality and adaptability of the lifting machine.

[0036] As shown in Figure 3 and Figure 4Also shown, the locking mechanism 26 is arranged on the vertical lifting device 20, the locking mechanism 26 comprises a locking frame 2601, a fixed frame 2604 and a hydraulic rod 2606, the upper portion of the locking frame 2601 is provided with a connecting shaft 2602, the locking frame 2601 is rotatably connected to the lower portion of the vertical lifting platform 24 through the connecting shaft 2602, and the lower portion of the locking frame 2601 is provided with a sawtooth-shaped limiting tooth 2603, the fixed frame 2604 is fixed to the upper portion of the vertical lifting base 21, and a plurality of limiting grooves 2605 matched with the limiting tooth 2603 are formed in the outer portion of the fixed frame 2604, the plurality of limiting grooves 2605 are linearly arranged along the height direction, and the hydraulic rod 2606 is connected between the locking frame 2601 and the vertical lifting beam 23;

[0037] In the initial state, the locking frame 2601 is connected with the fixed frame 2604, and the limiting tooth 2603 is inserted into the corresponding limiting groove 2605, and before the vertical lifting platform 24 is lifted upward by the hydraulic cylinder 25, the length of the hydraulic rod 2606 can be controlled to be elongated, so as to drive the locking frame 2601 to rotate outward around the connecting shaft 2602, and the limiting tooth 2603 is separated from the limiting groove 2605, then the vertical lifting platform 24 can be lifted upward by the hydraulic cylinder 25, and in this process, the locking frame 2601 also rises with the vertical lifting platform 24, and after the lifting stops, the length of the hydraulic rod 2606 is controlled to be retracted, at this time, the locking frame 2601 is driven to rotate back to the original position, and the limiting tooth 2603 is inserted into the corresponding limiting groove 2605, so as to connect the locking frame 2601 with the fixed frame 2604 again, and under the action of the limiting tooth 2603 and the limiting groove 2605, the locking frame 2601 can be limited in the height direction, so as to lock the vertical lifting platform 24, and in order to improve the stability of the locking, the limiting tooth 2603 can be provided in multiple, so that the locking mechanism 26 can effectively prevent the automobile 30 from falling during the work of the worker, ensure the safety and stability of the lifting machine, and make the worker in a relatively safe state under the automobile 30, and ensure the personal safety of the worker.

[0038] As Figure 3 , Figure 5 and Figure 6As shown, it also includes a guide assembly mounted on the column 22. The guide assembly includes several sets of wheels arranged in a circular array. Each set of wheels includes several guide wheels 27 that abut against the outer surface of the vertical lifting beam 23. The axis of the guide wheels 27 is perpendicular to the height direction. During the lifting process of the lift, the vertical lifting beam 23 slides up or down together with the vertical lifting platform 24. At the same time, several guide wheels 27 also roll on the outside of the vertical lifting beam 23, which plays a guiding and stabilizing role in the lifting and lowering of the vertical lifting platform 24. At the same time, it reduces the friction between the vertical lifting beam 23 and the column 22, avoids large wear between the two, and ensures the normal service life of the relevant components.

[0039] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A vehicle synchronizing lift comprising: The application relates to a lifting device for lifting a vehicle, which comprises a foundation pit (40) arranged on the ground and lifting equipment arranged in the foundation pit (40), wherein the lifting equipment comprises scissor arm lifting devices (10) and vertical lifting devices (20) respectively used for lifting front and rear wheels of the vehicle (30), the scissor arm lifting devices (10) are arranged on one side inside the foundation pit (40), and the vertical lifting devices (20) are arranged on the other side inside the foundation pit (40).

2. The vehicle synchronous lift according to claim 1, wherein: The number of the scissor arm lifting devices (10) and the vertical lifting devices (20) is two, and the two scissor arm lifting devices (10) and the two vertical lifting devices (20) are symmetrically distributed in front and back.

3. The vehicle lift as recited in claim 2, wherein: The scissor arm lifting device (10) comprises a scissor arm lifting base (11), a scissor arm lifting machine (12) and a long-plate-shaped scissor arm lifting platform (13), the scissor arm lifting base (11) is fixed to the inner bottom wall of the foundation pit (40), the scissor arm lifting machine (12) is fixed to the scissor arm lifting base (11), and the scissor arm lifting platform (13) is arranged on the scissor arm lifting machine (12) and has a top surface flush with the ground.

4. The vehicle lift as recited in claim 3, wherein: The vertical lifting device (20) comprises a vertical lifting base (21), a stand column (22), a vertical lifting beam (23), a vertical lifting platform (24) and a hydraulic cylinder (25), the vertical lifting base (21) is fixed to the inner bottom wall of the foundation pit (40), the stand column (22) is fixed to the upper surface of the vertical lifting base (21), the vertical lifting beam (23) is slidingly connected to the stand column (22), the vertical lifting platform (24) is fixed to the upper portion of the vertical lifting beam (23), and the hydraulic cylinder (25) is connected between the vertical lifting platform (24) and the vertical lifting base (21).

5. The vehicle lift as recited in claim 4, wherein: The upper surface of the vertical lifting platform (24) is provided with two positioning protrusions (2401), the two positioning protrusions (2401) are arranged in a spaced mode along the left-right direction and are used for positioning the wheels.

6. The vehicle lift as recited in claim 4, wherein: The vertical lifting device (20) is further provided with a locking mechanism (26), the locking mechanism (26) comprises a locking frame (2601), a fixing frame (2604) and a hydraulic rod (2606), the upper portion of the locking frame (2601) is provided with a connecting shaft (2602), the locking frame (2601) is rotationally connected to the lower portion of the vertical lifting platform (24) through the connecting shaft (2602), the lower portion of the locking frame (2601) is provided with sawtooth-shaped limiting teeth (2603), the fixing frame (2604) is fixed to the upper portion of the vertical lifting base (21), a plurality of limiting grooves (2605) matched with the limiting teeth (2603) are formed in the outer portion of the fixing frame (2604), the plurality of limiting grooves (2605) are linearly arranged along the height direction, and the hydraulic rod (2606) is connected between the locking frame (2601) and the vertical lifting beam (23).

7. The vehicle lift as recited in claim 4, wherein: The stand column (22) is further provided with a guide assembly, the guide assembly comprises a plurality of groups of wheel groups arranged in a ring array, each group of wheel groups comprises a plurality of guide wheels (27) abutting against the outer surface of the vertical lifting beam (23), and the axis of the guide wheel (27) is perpendicular to the height direction.

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