CN218561005U

CN218561005U - Hidden twin columns new energy automobile lifting means

Info

Publication number: CN218561005U
Application number: CN202222603608.6U
Authority: CN
Inventors: 彭润林; 王雄
Original assignee: Beier Engineering Guangzhou Co ltd
Current assignee: Beier Engineering Guangzhou Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-03-03
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses hidden twin columns new energy automobile lifting equipment, which relates to the technical field of automobile lifting equipment and comprises two lifting brackets, wherein two sides of each lifting bracket are provided with tray adjusting mechanisms; the hydraulic driving mechanism is respectively in transmission connection with the two lifting brackets; the hydraulic driving mechanism is arranged in the mounting cavity, and the lifting bracket protrudes out of the end face of the mounting groove; wherein, tray adjustment mechanism is including adjusting tray and limit structure. According to the utility model discloses a hidden twin columns new energy automobile lifts equipment, equipment subject buries underground, promotes the horizontal atress that lifts bracket lift in-process, prevents the atress crooked, reduces the potential safety hazard to take up an area of for a short time, hide in the ground when idle, vacate the space. Through limit structure fixed position between regulation tray and the lifting bracket, prevent when equipment lifts the car that the regulation tray from sliding, reduce the potential safety hazard to simple structure, the later maintenance is with low costs, and the fault rate is low.

Description

Hidden twin columns new energy automobile lifting devices

Technical Field

The utility model relates to an automobile lifting equipment technical field, in particular to hidden twin columns new energy automobile lifting equipment.

Background

The existing vehicle needs to be wholly lifted to facilitate work when the chassis is maintained or detected, and the automobile lifter is used for lifting the vehicle. The types of the automobile lifting equipment are roughly divided into two types, one is the lifting equipment with a lifting point positioned at a supporting point of an automobile chassis, and the other is the lifting equipment with four wheels of an automobile as supporting points, and the lifting equipment is further divided into a gantry structure, a scissor structure, a slope structure and the like according to different lifting forms.

Along with new energy automobile's development, new energy automobile and the difference of traditional fuel vehicle increase gradually, new energy automobile is because the weight of power battery group is heavy, and the weight of new energy automobile on the same level is hundreds of kilograms than the weight of traditional fuel vehicle to because the power battery group is installed to the new energy automobile bottom, lead to the wheel base of new energy automobile on the same level to be longer than the wheel base of traditional fuel vehicle. The lifting equipment with four wheels as supporting points can better support the whole weight of the new energy automobile, and the lifting is more stable and safer. However, most of the existing four-wheel supporting and lifting equipment is arranged for fuel vehicles, the length of a lifting tray of the equipment is only suitable for the range of wheel base of the fuel vehicles, the front wheels and the rear wheels cannot be supported when the new energy vehicle is lifted, and only the skirt edge between the front wheels and the rear wheels can be supported, so that the vehicle body structure is easily damaged.

Chinese utility model ZL 202123074736.8 discloses a strenghthened type of car machine of lifting lifts seat, make sliding bracket remove in the inside of seat that goes up and down through hydraulic assembly, be connected through first slider and sliding bracket, make sliding bracket remove along the direction that first slider removed, first slider and first guide rail sliding connection, thereby slide in first guide rail through first slider and make sliding bracket remove along the long direction of first guide rail, thereby make sliding bracket gliding spacing in the seat that goes up and down, thereby make the removal through sliding bracket, drive first tire bracket and remove to the distal end, make first tire bracket and second tire bracket adjust the corresponding wheel base of vehicle, make four wheels of vehicle can both block and carry out the lifting of vehicle to it again on first tire bracket and second tire bracket, thereby the stability of vehicle of lifting is improved.

However, the reinforced lifting seat adopts a gantry lifting structure, the mass of the new energy automobile is large, the bottom of the upright post of the gantry structure is fixed on the mounting surface, and due to the adoption of the four-wheel supporting structure, the gravity centers of the lifted vehicles are inconsistent every time, so that the front weight distribution and the rear weight distribution of the gantry structure are different easily, and the upright post has a loosening risk. And the tray length is adjusted through independent hydraulic structure, lacks spacingly behind the tray length adjustment, has the potential safety hazard. And the adoption of a large number of hydraulic structures leads to the increase of the manufacturing cost of the equipment and the increase of the subsequent maintenance difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is big to aim at solving the quality of "new energy automobile that exists among the prior art at least, and gantry structure's stand bottom is fixed at the installation face, owing to adopt the structure that four-wheel supported, and the vehicle focus of lifting at every turn is inconsistent, makes gantry structure's front and back weight distribution different easily, and the stand exists not hard up risk. And the tray length is adjusted through independent hydraulic structure, lacks spacingly behind the tray length adjustment, has the potential safety hazard. And the technical problems that the manufacturing cost of the equipment is increased and the subsequent maintenance difficulty is increased due to the adoption of a large number of hydraulic structures are solved. Therefore, the utility model provides a hidden twin columns new energy automobile lifting device, stand adopt whole hidden fixed form, prevent effectively that the stand atress is not hard up crooked, reduce the potential safety hazard. And the length adjusting position of the lifting tray can be fixed and limited, so that the tray adjusting structure is prevented from sliding, and potential safety hazards are reduced.

According to the utility model discloses a hidden twin columns new energy automobile lifting device of some embodiments, include:

the lifting device comprises two lifting brackets, a lifting mechanism and a lifting mechanism, wherein the two lifting brackets are arranged at intervals, and tray adjusting mechanisms are arranged on two sides of each lifting bracket;

the hydraulic driving mechanism is in transmission connection with the two lifting brackets respectively and is used for driving the two lifting brackets to lift; and the number of the first and second groups,

the hydraulic driving mechanism is arranged in the mounting cavity, and the lifting bracket protrudes out of the end surface of the mounting groove;

the tray adjusting mechanism comprises an adjusting tray and a limiting structure, the adjusting tray is connected with the lifting bracket in a sliding mode, and the limiting structure is arranged on the side wall of the lifting bracket and used for limiting the position of the adjusting tray.

According to some embodiments of the utility model, the hydraulic drive mechanism includes two pneumatic cylinders, the pneumatic cylinder with the lifting bracket passes through the stand and connects, two the pneumatic cylinder synchronization work, the pneumatic cylinder is used for the drive the lifting bracket goes up and down.

According to some embodiments of the utility model, two lift two of bracket be provided with spacing between the stand, spacing is used for fixed two lift the distance of bracket.

According to some embodiments of the present invention, the end surface of the mounting cavity is covered with a mounting cover, the mounting cover is disposed corresponding to the position opening of the upright post, and the upright post passes through the opening of the mounting cover to realize lifting; the installation cover is used for preventing impurities from falling into the installation cavity and plays a role in limiting the positions of the two lifting brackets.

According to some embodiments of the utility model, the below of lifting bracket is provided with the guide post, the installation lid corresponds guide post position trompil setting, the guide post with installation lid sliding connection, the guide post is used for preventing lifting bracket takes place the displacement.

According to some embodiments of the present invention, two sides of the lifting bracket are respectively slidably connected to the adjusting tray, the limiting structure is disposed between the lifting bracket and the adjusting tray, the limiting structure includes a length adjusting groove and a limiting groove, the side wall of the lifting bracket is recessed inwards to form the length adjusting groove, the adjusting tray slides in the length adjusting groove, and the limiting groove is disposed at the bottom of the length adjusting groove; when the adjusting tray bears the wheels of the automobile, the adjusting tray is pressed into the limiting groove from the length adjusting groove; when the adjusting tray is unloaded, the adjusting tray resets to the length adjusting groove from the limiting groove.

According to some embodiments of the present invention, the adjusting tray is provided with a guide block at a position corresponding to the length adjusting groove, and the guide block and the adjusting tray are integrally formed; when the adjusting tray slides, the guide block slides along the direction of the length adjusting groove, and when the adjusting tray is pressed downwards, the guide block is pressed downwards into the limiting groove from the length adjusting groove, so that the adjusting tray is limited to slide.

According to some embodiments of the utility model, adjust the tray with be provided with the elasticity piece that resets between the lifting bracket, the elasticity piece that resets is used for adjust the tray and reset when empty in the length adjustment inslot.

According to some embodiments of the utility model, adjust the tray and be the halfpace form, the top of adjusting the tray is towards the area crescent of top, it keeps away from to adjust the tray the lateral wall slope setting of lifting bracket.

According to the utility model discloses a some embodiments, the top end face setting of adjusting the tray can be dismantled and is connected with the non-slip rubber face.

According to the utility model discloses a hidden twin columns new energy automobile lifting device of some embodiments has following beneficial effect at least:

1. the installation cavity with hydraulic drive mechanism installs in the installation face the mounting groove in, the equipment main part buries underground, promotes the horizontal atress of lifting bracket lift in-process prevents the atress crooked, reduces the potential safety hazard to take up an area of for a short time, hide in the ground when idle, vacate the space.

2. Lifting bracket with tray adjustment mechanism sliding connection adjusts length, can adapt to new energy automobile's long wheel base motorcycle type, adjust the tray with lifting between the bracket pass through limit structure fixed position prevents when equipment lifts the car the regulation tray slides, reduces the potential safety hazard to simple structure, later maintenance is with low costs, and the fault rate is low.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of a hidden double-column new energy vehicle lifting device according to an embodiment of the present invention;

fig. 2 is an installation schematic diagram of the hidden double-column new energy automobile lifting device according to the embodiment of the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

fig. 4 is a schematic view of a hydraulic driving mechanism of a hidden double-column new energy automobile lifting device according to an embodiment of the present invention;

fig. 5 is a local schematic view of the hidden two-column new energy automobile lifting equipment of the embodiment of the utility model.

Reference numerals:

the lifting bracket 100, the limiting structure 110, the length adjusting groove 111, the limiting groove 112, the upright post 120, the guide post 130, the adjusting tray 210, the anti-skid rubber surface 211, the guide block 212, the hydraulic driving mechanism 300, the limiting frame 320, the mounting cover 410 and the mounting surface 500.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. 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.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, top, bottom, etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of meanings are one or more, a plurality of meanings are two or more, and the terms greater than, smaller than, exceeding, etc. are understood as excluding the number, and the terms greater than, lower than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.

The hidden type double-column new energy automobile lifting equipment according to the embodiment of the invention is described below with reference to fig. 1-5.

As shown in fig. 1-5, the hidden type double-column new energy automobile lifting apparatus includes a lifting bracket 100, a hydraulic driving mechanism 300 and a mounting chamber. Specifically, the installation cavity is arranged in the installation surface 500, the installation surface 500 is inwards recessed to form an installation groove, the installation groove is matched with the installation cavity, the installation cavity is arranged in the installation groove, the hydraulic driving mechanism 300 is arranged in the installation cavity, and the lifting bracket 100 protrudes out of the end face of the installation groove. The main body of the apparatus is hidden in the floor, only the lifting bracket 100 is exposed at the top, and the hydraulic drive mechanism 300 is disposed in the installation cavity.

The hydraulic driving mechanism 300 is respectively connected with the two lifting brackets 100 in a transmission manner, and the hydraulic driving mechanism 300 is used for driving the two lifting brackets 100 to lift. The hydraulic driving mechanism 300 is arranged in the installation cavity, a sealed environment can be provided for a driving part, the service life of the hydraulic driving mechanism 300 is guaranteed, and the failure rate is reduced. The hydraulic driving mechanism 300 drives the lifting bracket 100 to ascend and descend, and the base stress condition of the lifting device can be improved by utilizing the contact area between the installation cavity and the installation groove in the ascending and descending process of the lifting bracket 100. The force is distributed to the mounting surface 500, and the vibration in the horizontal direction is suppressed more effectively.

The lifting brackets 100 are provided with two groups, which correspond to the left side and the right side of the automobile respectively, the two lifting brackets 100 are arranged at intervals, and the two sides of each lifting bracket 100 are provided with tray adjusting mechanisms, so that the effective lifting length of the lifting brackets 100 can be changed. The width between the two lifting brackets 100 can cover the width of 1600mm to 2000mm, and the two lifting brackets 100 can be suitable for the wheel spacing of most vehicle types. Lifting can be achieved by simply adjusting the tray 210 adjustment mechanism to change the overall length of the lifting bracket 100.

The tray adjusting mechanism includes an adjusting tray 210 and a limiting structure 110, the adjusting tray 210 is slidably connected to the lifting bracket 100, and the limiting structure 110 is disposed on a side wall of the lifting bracket 100 for limiting a position of the adjusting tray 210. Different with the equipment of current hydraulic pressure regulation tray 210 length, the utility model discloses equipment adopts mechanical mechanism to carry on spacingly, can effectively reduce the total amount of the hydraulic drive part of equipment, reduces the total manufacturing cost of equipment, simplifies the hydraulic pressure pipeline overall arrangement, and simple structure can reduce the fault rate.

In some embodiments of the present invention, as shown in fig. 1, 2 and 4, the hydraulic driving mechanism 300 includes two hydraulic cylinders (not shown in the drawings), the hydraulic cylinders are connected to the lifting bracket 100 through the upright posts 120, and the two hydraulic cylinders work synchronously, and the hydraulic cylinders are used for driving the lifting bracket 100 to lift. Specifically, each group of lifting brackets 100 is connected to a group of hydraulic cylinders, so that the two lifting brackets 100 can be stably lifted. The two hydraulic cylinders are driven by the same group of driving devices, and can simultaneously drive the lifting brackets 100 on the two sides to lift, so that the lifting heights on the two sides are equal. The working stability of the equipment is ensured. The structure and principle of the hydraulic drive mechanism 300 are well known to those skilled in the art and will not be described in detail in this embodiment.

In some embodiments of the present invention, as shown in fig. 1, 2 and 4, a limiting frame 320 is disposed between the two pillars 120 of the two lifting brackets 100, and the limiting frame 320 is used for fixing the distance between the two lifting brackets 100. The limiting frame 320 is a metal frame with a hard structure, holes are formed in the positions of the limiting frame 320 corresponding to the two upright posts 120, and the two upright posts 120 penetrate through the holes of the limiting frame 320 and then are connected with the hydraulic driving mechanism 300. The limiting frame 320 is made of metal, is not easy to deform, and can restrict the distance between the two upright posts 120 in the lifting process of the upright posts 120.

In some embodiments of the present invention, as shown in fig. 1 and 2, the end surface of the installation cavity is covered with an installation cover 410, the installation cover 410 is disposed corresponding to the position hole of the upright post 120, and the upright post 120 passes through the hole of the installation cover 410 to realize the lifting. The mounting cover 410 serves to prevent impurities from falling into the mounting cavity and serves to restrict the positions of the two lifting brackets 100. The installation cover 410 can cover the limiting frame 320, so that sundries are prevented from falling into the installation cavity, the failure rate of the hydraulic driving mechanism 300 in the working process is reduced, the installation cover 410 effectively isolates dust, the maintenance period of the hydraulic driving mechanism 300 is prolonged, and the service life is prolonged.

The mounting cover 410 and the limiting frame 320 restrict the horizontal displacement of the two vertical columns 120 in the horizontal direction, so that the two vertical columns 120 can only be lifted at a preset position. When the center of gravity on the lifting bracket 100 is shifted, the stress of the upright post 120 can be transferred to the mounting cavity through the mounting cover 410, so that the mounting surface 500, i.e., the ground, shares the stress, and the working stability of the equipment is improved.

In some embodiments of the present invention, as shown in fig. 1, 2 and 4, the guide post 130 is disposed below the lifting bracket 100, the mounting cover 410 is disposed corresponding to the opening of the guide post 130, the guide post 130 is slidably connected to the mounting cover 410, and the guide post 130 is used to prevent the lifting bracket 100 from being displaced.

Guide post 130 cooperates upright 120 to move up and down to realize the fixed structure in both sides, and when upright 120 atress, guide post 130 can bear partial atress to operating condition can guide upright 120 to go up and down at ordinary times, ensures the lift horizontal accuracy.

In some embodiments of the present invention, as shown in fig. 1 and fig. 3, the two sides of the lifting bracket 100 are respectively slidably connected to the adjusting tray 210, the limiting structure 110 is disposed between the lifting bracket 100 and the adjusting tray 210, the limiting structure 110 includes a length adjusting groove 111 and a limiting groove 112, the side wall of the lifting bracket 100 is recessed inwards to form the length adjusting groove 111, the adjusting tray 210 slides in the length adjusting groove 111, and the limiting groove 112 is disposed at the bottom of the length adjusting groove 111.

When the adjusting tray 210 holds the wheels of the automobile, the adjusting tray 210 is pressed down from the length adjusting groove 111 into the stopper groove 112. When the adjusting tray 210 is unloaded, the adjusting tray 210 is reset from the limiting groove 112 to the length adjusting groove 111.

In a further embodiment, as shown in fig. 5, the adjusting tray 210 is provided with a guide block 212 at a position corresponding to the length adjusting groove 111, and the guide block 212 is integrally formed with the adjusting tray 210; when the adjusting tray 210 slides, the guide block 212 slides along the length adjusting groove 111, and when the adjusting tray 210 is pressed downwards, the guide block 212 is pressed downwards into the limiting groove 112 from the length adjusting groove 111, so that the adjusting tray 210 is limited to slide. The guide blocks 212 are integrally formed with the adjustment tray 210 to ensure structural strength of the adjustment tray 210. In the present embodiment, the adjusting tray 210 is made of metal.

In a further embodiment, an elastic return member (not shown in the drawings) is provided between the adjustment tray 210 and the lifting bracket 100 for returning the adjustment tray 210 into the length adjustment slot 111 when it is empty. Specifically, the elastic restoring member employs a plurality of sets of metal springs, which are laid between the conditioning tray 210 and the lifting bracket 100. First, the adjusting tray 210 adjusts the position of the guide block 212 above the limit groove 112, when the car stops on the two lifting brackets 100, the metal spring is compressed because the weight of the car is greater than the elastic force of the metal spring, at this time, the adjusting tray 210 is pressed downwards, and the guide block 212 moves downwards from the length adjusting groove 111 into the limit groove 112. When the car is removed, the metal spring is deformed again, so that the adjusting tray 210 is reset.

It should be understood that the elastic restoring member is not limited to be a metal spring, and in other embodiments, the restoring of the adjustment tray 210 may also be implemented by a spring steel sheet or the like which can restore the shape after being deformed according to actual production requirements. The utility model discloses specific structure to the elasticity piece that resets is not different a repeated description, should understand, does not deviate from the utility model discloses under the prerequisite of basic concept, elasticity resets the nimble transform of specific structure of piece, all should regard as within the utility model discloses within the scope of protection injectd.

In some embodiments of the present invention, as shown in fig. 1, 2 and 4, the adjusting tray 210 is in a shape of a step, the top of the adjusting tray 210 gradually increases toward the top, and the adjusting tray 210 is disposed away from the side wall of the lifting bracket 100. Specifically, the inclined sidewall of the adjustment tray 210 facilitates movement of vehicle tires from the mounting surface 500 onto the lifting bracket 100.

In some embodiments of the present invention, as shown in fig. 1-5, the top end surface of the adjusting tray 210 is detachably connected with an anti-slip rubber surface 211. Specifically, after the automobile moves to the lifting bracket 100 and the hand brake is pulled on, the anti-skid rubber surface 211 can form a large friction force with the tire tread, so that the relative position of the automobile and the lifting bracket 100 is prevented from changing when the automobile is subjected to strong vibration, and the potential safety hazard is reduced.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a hidden twin columns new energy automobile equipment of lifting which characterized in that includes:

the lifting device comprises two lifting brackets (100), wherein the two lifting brackets (100) are arranged at intervals, and tray adjusting mechanisms are arranged on two sides of each lifting bracket (100);

the hydraulic driving mechanism (300) is in transmission connection with the two lifting brackets (100) respectively, and the hydraulic driving mechanism (300) is used for driving the two lifting brackets (100) to lift; and (c) a second step of,

the hydraulic lifting device comprises an installation cavity, a hydraulic driving mechanism and a lifting bracket (100), wherein the installation cavity is arranged in an installation surface (500), the installation surface (500) is inwards recessed to form an installation groove, the installation groove is matched with the installation cavity, the installation cavity is arranged in the installation groove, the hydraulic driving mechanism (300) is arranged in the installation cavity, and the lifting bracket (100) protrudes out of the end surface of the installation groove;

wherein, tray adjustment mechanism is including adjusting tray (210) and limit structure (110), adjust tray (210) with lift bracket (100) sliding connection, limit structure (110) set up in the lateral wall of lift bracket (100) is used for the restriction adjust the position of tray (210).

2. The hidden type double-column new energy automobile lifting device as claimed in claim 1, wherein the hydraulic driving mechanism (300) comprises two hydraulic cylinders, the hydraulic cylinders are connected with the lifting bracket (100) through a vertical column (120), the two hydraulic cylinders work synchronously, and the hydraulic cylinders are used for driving the lifting bracket (100) to lift.

3. The hidden type double-column new energy automobile lifting equipment as claimed in claim 2, wherein a limiting frame (320) is arranged between the two upright columns (120) of the two lifting brackets (100), and the limiting frame (320) is used for fixing the distance between the two lifting brackets (100).

4. The hidden type double-column new energy automobile lifting equipment as claimed in claim 3, wherein an end face of the mounting cavity is covered with a mounting cover (410), the mounting cover (410) is arranged corresponding to the position of the upright column (120) and the upright column (120) passes through the opening of the mounting cover (410) to be lifted; the mounting cover (410) is used for preventing impurities from falling into the mounting cavity and plays a role in limiting the positions of the two lifting brackets (100).

5. The hidden type double-column new energy vehicle lifting apparatus according to claim 4, wherein a guide column (130) is disposed below the lifting bracket (100), the mounting cover (410) is disposed corresponding to the position of the guide column (130), the guide column (130) is slidably connected to the mounting cover (410), and the guide column (130) is used for preventing the lifting bracket (100) from being displaced.

6. The hidden type double-column new energy vehicle lifting apparatus according to any one of claims 1 to 5, wherein two sides of the lifting bracket (100) are slidably connected to the adjusting tray (210), the limiting structure (110) is disposed between the lifting bracket (100) and the adjusting tray (210), the limiting structure (110) includes a length adjusting groove (111) and a limiting groove (112), a side wall of the lifting bracket (100) is recessed inward to form the length adjusting groove (111), the adjusting tray (210) slides in the length adjusting groove (111), and the limiting groove (112) is disposed at a bottom of the length adjusting groove (111);

when the adjusting tray (210) bears the automobile wheels, the adjusting tray (210) is pressed down into the limiting groove (112) from the length adjusting groove (111);

when the adjusting tray (210) is unloaded, the adjusting tray (210) is reset to the length adjusting groove (111) from the limiting groove (112).

7. The hidden type double-column new energy automobile lifting device as claimed in claim 6, wherein a guide block (212) is arranged on the adjusting tray (210) at a position corresponding to the length adjusting groove (111), and the guide block (212) is integrally formed with the adjusting tray (210); when the adjusting tray (210) slides, the guide block (212) slides along the direction of the length adjusting groove (111), and when the adjusting tray (210) is pressed downwards, the guide block (212) is pressed downwards into the limiting groove (112) from the length adjusting groove (111), so that the sliding of the adjusting tray (210) is limited.

8. The hidden type double-column new energy automobile lifting device as claimed in claim 6, wherein an elastic resetting piece is arranged between the adjusting tray (210) and the lifting bracket (100), and the elastic resetting piece is used for resetting the adjusting tray (210) into the length adjusting groove (111) when the adjusting tray is unloaded.

9. The hidden type double-column new energy automobile lifting equipment as claimed in claim 6, wherein the adjusting tray (210) is in a shape of a staircase, the area of the top of the adjusting tray (210) increases gradually towards the top, and the adjusting tray (210) is disposed away from the side wall of the lifting bracket (100) in an inclined manner.

10. The hidden double-column new energy automobile lifting device as claimed in claim 6, wherein an anti-slip rubber surface (211) is detachably connected to a top end surface of the adjusting tray (210).