CN213112370U

CN213112370U - Shear type lifting device capable of increasing maintenance space

Info

Publication number: CN213112370U
Application number: CN202021796618.0U
Authority: CN
Inventors: 吴会霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-05-04
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a shear type lifting device for increasing maintenance space, belonging to the field of automobile maintenance equipment, comprising a base and two lifting platforms, wherein a shear type bracket is arranged between the base and each lifting platform; the scissor type support comprises a first outer scissor, a second outer scissor, a first inner scissor, a second inner scissor and a hydraulic driver, wherein the lengths of the first outer scissor, the second outer scissor, the first inner scissor and the second inner scissor are different. The utility model discloses a to the configuration optimization who cuts formula support for lift platform is when raising, cuts the front side position that the formula support is located the lift platform bottom, makes the space increase of cutting formula support rear side position, thereby has increased the space that can supply maintenance personal work, and the maintenance personal of being convenient for gets into the position of vehicle bottom. Because the gravity center of most automobiles is positioned at a position close to the automobile head, the scissor type support moves forwards, so that the gravity center of the automobiles is positioned between the first outer scissors and the second outer scissors of the scissor type support, and the stability of the lifting device for supporting the automobiles is improved.

Description

Shear type lifting device capable of increasing maintenance space

Technical Field

The utility model relates to an auto repair equipment field especially relates to a formula of cutting lifting devices in increase maintenance space.

Background

The scissor type lifting machine is an important machine used for automobile maintenance and repair, a scissor type support of the existing scissor type lifting machine is arranged in the middle between a bottom plate and a lifting platform, the occupied space is large, maintenance personnel can only enter from the front side and the rear side, the maintenance space is small, and the maintenance of a vehicle is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a great formula of cutting lifting devices in maintenance space.

To achieve the purpose, the utility model adopts the following technical proposal:

a shear type lifting device for increasing maintenance space is characterized by comprising a base and two lifting platforms arranged in parallel front and back, wherein a shear type bracket is arranged between the base and each lifting platform;

the scissor type bracket comprises a first outer scissor, a second outer scissor, a first inner scissor, a second inner scissor and a hydraulic driver, the lower end of the first inner shear is hinged with the front side of the base, the upper end of the first outer shear is hinged with the front side of the lifting platform, the upper end of the first inner shear is hinged with the middle lower part of the first outer shear, the lower end of the second inner shear is hinged with the middle upper part of the first inner shear through a first connecting rod, the upper end of the second inner shear is hinged with the lower end of the second outer shear through a second connecting rod, the lower end of the first outer shear is connected with a first pulley, the first pulley is in sliding fit with the base in the front-back direction, the upper end of the second external shear is connected with a second pulley, the second pulley is in front-back sliding fit with the lifting platform, and the lengths of the first outer scissors, the second outer scissors, the first inner scissors and the second inner scissors are different;

the stiff end of hydraulic drive establishes on the head rod, hydraulic drive's flexible end is established on the second connecting rod.

Preferably, the base is provided with a first linear guide rail, the first linear guide rail is arranged on the inner side of the base, and the first pulley is in sliding fit with the first linear guide rail.

Preferably, the device further comprises a lower supporter, the lower supporter is arranged on the other side of the base, and the supporting end of the lower supporter is abutted to the first pulley.

Preferably, the lifting platform comprises a fixed flat plate and a movable flat plate, and the movable flat plate extends out of the rear side of the fixed flat plate and is in sliding fit with the fixed flat plate.

Preferably, the bottom of the fixed flat plate is provided with a second linear guide rail, the second pulley and the movable flat plate are in sliding fit with the second linear guide rail, and the second pulley is abutted to the front side of the movable flat plate.

Preferably, the cutting tool further comprises a movable cover plate, the bottom of the movable cover plate is in contact with the first external shear, and one side of the movable cover plate is hinged to the base.

Preferably, the device also comprises a fixed cover plate, the fixed cover plate is covered on the base, and the fixed cover plate is positioned below the movable flat plate.

Preferably, the scissor type support further comprises a travel switch, the travel switch is arranged on the base, and the detection end of the travel switch is in contact with the outer side of the first inner scissor.

The utility model has the advantages that: the utility model discloses a to the configuration optimization who cuts the formula support for lift platform is when raising, cuts the front side position that the formula support is located lift platform bottom, makes the space increase of cutting formula support rear side position, thereby has increased the space that can supply maintenance personal work, and maintenance personal and repair tools of being convenient for get into the position of vehicle bottom. In addition, because the focus of most cars is located the position that is close to the locomotive, consequently the utility model discloses a to cut the formula support antedisplacement for the focus of car is located between the first outer scissors and the second outer scissors of cutting the formula support, thereby has promoted the stability of lifting devices to the car support.

Drawings

The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.

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

FIG. 2 is an enlarged view of a portion of the structure of the portion A of FIG. 1;

fig. 3 is an internal schematic view of the present invention.

Wherein: the device comprises a base 2, a lifting platform 3, a scissor type bracket 1, a first outer shear 111, a second outer shear 112, a first inner shear 121, a second inner shear 122, a hydraulic driver 13, a first pulley 141, a second pulley 142, a lower supporter 4, a fixed flat plate 31, a movable flat plate 32, a movable cover plate 21, a fixed cover plate 22 and a travel switch 5.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The scissors type lifting device for increasing the maintenance space of the embodiment comprises a base 2 and two lifting platforms 3 arranged in parallel front and back, wherein a scissors type bracket 1 is arranged between the base 2 and each lifting platform 3;

the scissor bracket 1 comprises a first outer scissor 111, a second outer scissor 112, a first inner scissor 121, a second inner scissor 122 and a hydraulic driver 13, wherein the lower end of the first inner scissor 121 is hinged to the front side of the base 2, the upper end of the first outer scissor 111 is hinged to the front side of the lifting platform 3, the upper end of the first inner scissor 121 is hinged to the middle lower part of the first outer scissor 111, the lower end of the second inner scissor 122 is hinged to the middle upper part of the first inner scissor 121 through a first connecting rod, the upper end of the second inner scissor 122 is hinged to the lower end of the second outer scissor 112 through a second connecting rod, the lower end of the first outer scissor 111 is connected with a first pulley 141, the first pulley 141 is in front-back sliding fit with the base 2, the upper end of the second outer scissor 112 is connected with a second pulley 142, the second pulley 142 is in front-back sliding fit with the lifting platform 3, and the lengths of the first outer scissor 111, the second outer scissor 112, the first inner scissor 121 and;

the fixed end of the hydraulic driver 13 is arranged on the first connecting rod, and the telescopic end of the hydraulic driver 13 is arranged on the second connecting rod.

The utility model discloses a to cutting formula support 1's configuration optimization for lifting platform 3 is when raising, cuts the front side position that formula support 1 is located lifting platform 3 bottoms, makes the space increase of cutting formula support 1 rear side position, thereby has increased the space that can supply the maintenance personal work, and the maintenance personal and the repair tools of being convenient for get into the position of vehicle bottom. In addition, because most of the automobiles (such as cars, flat-head vans and the like) are front-mounted drives at present, and the engines are located in the automobile head, the center of gravity of the automobiles is also located at a position close to the automobile head, for this embodiment, the scissors bracket 1 is moved forward to the bottom of the front side of the lifting platform 3, so that the center of gravity of the automobiles during lifting and after lifting is located between the first outer scissors 111 and the second outer scissors 112 of the scissors bracket 1, and therefore the scissors bracket 1 provides support for the center of gravity of the automobiles, so that the finished automobiles are manufactured, and the lengths of the first outer scissors 111, the second outer scissors 112, the first inner scissors 121 and the second inner scissors 122 are set to be different, so that the distance between the lower ends of the first inner scissors 121 and the second inner scissors 122 is greater than the distance between the upper end brackets of the first outer scissors 111 and the second outer scissors 112, thereby improving the stability of the lifting device for, the safety of the automobile in the lifting process is ensured.

The base 2 is arranged on the ground or in a groove dug in the ground, and the two lifting platforms 3 are respectively used for bearing the position between the left front wheel and the left rear wheel and the position between the right front wheel and the right rear wheel of the vehicle to be maintained; when the vehicle is lifted, the gravity center of the vehicle is located above the space between the first outer scissors 111 and the second outer scissors 112, the structure is stable, and the hydraulic driver 13 is used for driving the lifting platform to lift and play a role in supporting the first outer scissors 111 and the second outer scissors 112. When the lifting platform 3 gradually rises, the first pulley 141 at the lower end of the first outer scissors 111 and the first inner scissors 121 gradually approach each other, and at this time, the maintenance space at the rear side of the scissor bracket 1 gradually increases.

Preferably, the base 2 is provided with a first linear guide (not shown in the drawings) provided on the inner side of the base 2, and the first pulley 141 is slidably engaged with the first linear guide.

The first linear guide serves to guide the front-to-rear linear sliding of the first pulley 141, so that the structure of the scissor frame 1 is more stable.

Preferably, the base 2 is further provided with a lower supporter 4, the lower supporter 4 is arranged at the other side of the base 2, and a supporting end of the lower supporter 4 abuts against the first pulley 141.

The lower supporter 4 limits the first pulley 141, so that the first outer scissors 111 are supported, when the lifting platform 3 is lifted and carries a vehicle, the shear type support 1 is more stable in structure due to the support of the first outer scissors 111 by the lower supporter 4, the load capacity of the lifting platform 3 is improved, and the lower supporter 4 adopts hydraulic equipment.

Preferably, the lifting platform 3 comprises a fixed plate 31 and a movable plate 32, and the movable plate 32 extends out of the rear side of the fixed plate 31 and is slidably engaged with the fixed plate 31.

The lifting platform is provided with the movable flat plate 32 for prolonging the length of the fixed flat plate 31, so that the lifting platform 3 can be suitable for vehicles with different wheelbases, and the applicability is wider.

Preferably, the bottom of the fixed plate 31 is provided with a second linear guide rail (not shown in the drawings), the second pulley 142 and the movable plate 32 are both in sliding fit with the second linear guide rail, and the second pulley 142 abuts against the front side of the movable plate 32.

The second linear guide rail is used for guiding the front and back linear sliding of the second pulley 142 and the movable flat plate 32, so that the structure of the scissor bracket 1 is more stable; the second pulley 142 abuts against the front side of the movable plate 32, so that the second outer scissors 112 automatically open the movable plate 32 when moving, and manpower is saved.

Preferably, the device also comprises a movable cover plate 21 and a fixed cover plate 22, wherein the bottom of the movable cover plate 21 is contacted with the first external shear 111, and one side of the movable cover plate 21 is hinged to the base 2; the fixed cover plate 22 is covered on the base 2, and the fixed cover plate 22 is positioned below the movable plate 32.

The fixed cover plate 22 and the movable cover plate 21 are arranged, when the scissor type support 1 is in a storage state, the movable cover plate 21 and the fixed cover plate 22 are arranged above the base 2 in a covering mode, the fixed flat plate 31 descends to a position horizontal to the movable cover plate 21 and the fixed cover plate 22, the whole scissor type support 1 is stored in a space among the fixed flat plate 31, the movable cover plate 21, the fixed cover plate 22 and the base 2, foreign matters are prevented from entering the scissor type support 1, the scissor type support is attractive and does not occupy space, when the scissor type support 1 rises, the first outer scissors 111 rise and push the movable cover plate 21 to open, manual opening of the movable cover plate 21 is not needed, and labor is saved.

Preferably, as shown in fig. 2, the scissor bracket 1 further comprises a travel switch 5, the travel switch 5 is disposed on the base 2, and a detection end of the travel switch 5 contacts with an outer side of the first inner scissor 121.

Through setting up travel switch 5, realize carrying out the stroke spacing to hydraulic actuator 13, prolonged hydraulic actuator 13's life.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. A shear type lifting device for increasing maintenance space is characterized by comprising a base and two lifting platforms arranged in parallel front and back, wherein a shear type bracket is arranged between the base and each lifting platform;

2. The scissors lift apparatus of claim 1 wherein the base has a first linear rail disposed inside the base, and the first pulley is slidably engaged with the first linear rail.

3. The scissors lifting device for increasing the maintenance space of claim 1, further comprising a lower supporter, wherein the lower supporter is disposed at the other side of the base, and a supporting end of the lower supporter abuts against the first pulley.

4. The scissor lift apparatus for increasing service space of claim 1, wherein the lift platform comprises a fixed plate and a movable plate, the movable plate extending behind the fixed plate and slidably engaging the fixed plate.

5. The scissors lifting device for increasing the maintenance space of claim 4, wherein the bottom of the fixed plate is provided with a second linear guide rail, the second pulley and the movable plate are both in sliding fit with the second linear guide rail, and the second pulley abuts against the front side of the movable plate.

6. The scissors lift apparatus of claim 1 further comprising a movable cover plate, wherein a bottom of the movable cover plate contacts the first outer scissors, and one side of the movable cover plate is hinged to the base.

7. The scissor lift apparatus for increasing service space of claim 4, further comprising a fixed cover plate covering the base, the fixed cover plate being located below the movable plate.

8. The scissors lifting device of claim 1, wherein the scissors stand further comprises a travel switch, the travel switch is disposed on the base, and a detection end of the travel switch contacts an outer side of the first inner scissors.