CN212740613U

CN212740613U - Jack that bearing strength is high

Info

Publication number: CN212740613U
Application number: CN202021647261.XU
Authority: CN
Inventors: 张志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-03-19
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a jack with high bearing strength, which comprises symmetrically arranged supporting plates, wherein a power assembly is arranged at the tail end between the supporting plates, a lifting assembly is arranged at the front end of the jack, the lifting assembly comprises a symmetrically arranged supporting plate and a movable plate arranged outside the supporting plate, the upper ends of the supporting plate and the movable plate are connected through a supporting table, the level of the upper end of the supporting plate is higher than that of the upper end of the movable plate, the lower ends of the movable plate and the supporting plate are fixed on the supporting plates, and the level of the lower end of the supporting plate is higher than that of; the track of backup pad front end inboard is equipped with the slip roller that is located between the loading board, and power component's hydraulic stem is connected with the middle part of slip roller, and the both sides of hydraulic stem are equipped with the pulling force board that the cover was established on the slip roller respectively, and the end-to-end connection of pulling force board is in the below of loading board. The utility model adopts the above structure a jack that bearing strength is high, simple structure, convenient operation, bearing strength is high.

Description

Jack that bearing strength is high

Technical Field

The utility model relates to a jack technical field especially relates to a jack that bearing strength is high.

Background

The jack is light and small lifting equipment which takes a rigid jacking piece as a working device and jacks a heavy object through a top bracket or a bottom supporting claw within a small stroke. The jack is mainly used for the departments of factories, mines, transportation and the like as vehicle repair, other lifting, supporting and the like. The structure is light, firm, flexible and reliable, and can be carried and operated by one person.

The jack is divided into a mechanical type and a hydraulic type, the mechanical type works manually, the device is driven through gear driving, and the portability is higher. The existing horizontal jack can not ensure enough support for the vehicle body and has low bearing strength.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a jack that bearing strength is high, simple structure, convenient operation, bearing strength is high.

In order to achieve the above purpose, the utility model provides a jack with high bearing strength, which comprises symmetrically arranged supporting plates, wherein a power assembly is arranged at the tail end between the supporting plates, a lifting assembly is arranged at the front end of the jack, the lifting assembly comprises a symmetrically arranged bearing plate and a movable plate arranged outside the bearing plate, the upper ends of the bearing plate and the movable plate are connected through a supporting table, the horizontal height of the upper end of the bearing plate is higher than the horizontal height of the upper end of the movable plate, the lower ends of the movable plate and the bearing plate are both fixed on the supporting plates, and the horizontal height of the lower end of the bearing plate is higher than the horizontal height of the lower;

the track of backup pad front end inboard is equipped with and is located the slip roller between the loading board, power component's hydraulic stem with the middle part of slip roller is connected, the both sides of hydraulic stem are equipped with the cover respectively and establish the pulling force board on the slip roller, the end-to-end connection of pulling force board is in the below of loading board, the inboard of pulling force board be equipped with the reset spring of fixed plate connection between the backup pad end.

Preferably, both ends of the sliding roller are connected to the rail by sliding bearings.

Preferably, a plurality of horizontal connecting rods are arranged between the bearing plates.

Preferably, the bearing plate is provided with a groove matched with the sliding roller.

Preferably, a supporting column positioned at the front end of the sliding roller is arranged between the supporting plates.

Preferably, a buffer layer is arranged above the supporting platform, and the buffer layer is made of rubber.

Therefore, the utility model adopts the above structure a jack that bearing strength is high, simple structure, convenient operation, bearing strength is high.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic view of an embodiment of a high load-bearing jack according to the present invention;

fig. 2 is a schematic view of an embodiment of a sliding roller in a jack with high bearing strength according to the present invention.

Reference numerals

1. A support plate; 2. a power assembly; 3. a buffer layer; 4. a carrier plate; 5. a movable plate; 6. a support table; 7. a track; 8. a slide roller; 9. a hydraulic lever; 10. a tension plate; 11. a return spring; 12. a bearing; 13. a connecting rod; 14. a groove; 15. a support pillar; 16. and (7) fixing the plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following describes embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 is the utility model relates to a bearing strength's schematic diagram of jack embodiment that intensity is high, fig. 2 is the utility model relates to a bearing strength's schematic diagram of slip roller embodiment in the jack that intensity is high, as shown in the figure, a bearing strength's jack that intensity is high, backup pad 1 including the symmetry sets up, and the end between the backup pad 1 is equipped with power component 2, and its front end is equipped with lifting unit, and power component 2 is connected with lifting unit to provide power for it. The specific structure of the power assembly 2 is prior art for the skilled person and will not be described in detail here.

The lifting assembly comprises a symmetrical bearing plate 4 and a movable plate 5 arranged on the outer side of the bearing plate 4, a plurality of horizontal connecting rods 13 are arranged between the bearing plates 4, and the connecting rods 13 improve the bearing strength of the bearing plates 4. The upper end of loading board 4 and fly leaf 5 is passed through brace table 6 and is connected, and the top of brace table 6 is equipped with buffer layer 3, and the material of buffer layer 3 is rubber, and buffer layer 3 is used for providing the buffering, reduces brace table 6 and causes the damage to lacquer painting such as automobile body.

The horizontal height of the upper end of the bearing plate 4 is higher than the horizontal height of the upper end of the movable plate 5, so that the supporting platform 6 is in a horizontal state after the bearing plate 4 and the movable plate 5 are lifted. The lower ends of the movable plate 5 and the supporting plate 4 are fixed on the supporting plate 1, and the horizontal height of the lower end of the supporting plate 4 is higher than that of the lower end of the movable plate 5, so that the supporting plate 1 supports the movable plate 5 and the supporting plate 4, and meanwhile, the space for placing the supporting plate 4 and the movable plate 5 is reduced.

The track 7 at the inner side of the front end of the supporting plate 1 is provided with a sliding roller 8 positioned between the bearing plates 4, and the sliding roller 8 slides on the track 7. The two ends of the sliding roller 8 are connected to the track 7 through sliding bearings 12, and the arrangement of the bearings 12 ensures the normal sliding of the sliding roller 8. Be equipped with the recess 14 that matches with slide roller 8 on the loading board 4, guarantee the placing after loading board 4 accomodates, reduce occupation space. A supporting column 15 positioned at the front end of the sliding roller 8 is arranged between the supporting plates 1, and the supporting column 15 is used for supporting the supporting plates 1 after being stored.

The hydraulic rod 9 of the power assembly 2 is connected with the middle part of the sliding roller 8, and the power assembly 2 can drive the sliding roller 8 to reciprocate. Tension plates 10 sleeved on the sliding rollers 8 are respectively arranged on two sides of the hydraulic rod 9, and the tension plates 10 move simultaneously when the hydraulic rod 9 moves. The tail end of the tension plate 10 is connected below the bearing plate 4, and the tension plate 10 moves to drive the bearing plate 4 to rotate so as to lift the bearing plate 4. The inner side of the tension plate 10 is provided with a return spring 11 connected with a fixed plate 16 between the ends of the support plates 1, and the return spring 11 is used for returning the fixed plate 16, so that the loading plate 4 and the movable plate 5 can be conveniently stored.

In use, the power assembly 2 pushes the sliding roller 8 to slide forwards on the track 7, and the track 7 provides support for the sliding roller 8. Meanwhile, the tension plate 10 on the side of the sliding roller 8 moves along with the sliding roller 8, the bearing plate 4 connected with the tension plate 10 rotates along with the movement of the sliding roller 8, and the height of the supporting platform 6 is adjusted through the movement of the movable plate 5 connected with the supporting platform 6.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides a jack that bearing strength is high, includes the backup pad that the symmetry set up, end between the backup pad is equipped with power component, and its front end is equipped with lifting unit, its characterized in that: the lifting assembly comprises a symmetrically arranged bearing plate and a movable plate arranged on the outer side of the bearing plate, the upper ends of the bearing plate and the movable plate are connected through a supporting table, the horizontal height of the upper end of the bearing plate is higher than the horizontal height of the upper end of the movable plate, the lower ends of the movable plate and the bearing plate are both fixed on the supporting plate, and the horizontal height of the lower end of the bearing plate is higher than the horizontal height of the lower end of the movable plate;

2. A jack with high bearing strength as claimed in claim 1, wherein: and two ends of the sliding roller are connected to the track through sliding bearings.

3. A jack with high bearing strength as claimed in claim 1, wherein: and the bearing plate is provided with a groove matched with the sliding roller.