CN215558642U - Jacking device convenient to tire is changed - Google Patents

Abstract

The utility model discloses a jacking device convenient for tire replacement, which comprises a fixed plate and a lower bottom plate, wherein the lower bottom plate is positioned at the lower end of the fixed plate, a hydraulic cylinder is arranged at the middle position of the upper end of the fixed plate, a regulating cap is arranged at one side of the upper end of the fixed plate, which is positioned at one side of the hydraulic cylinder, and a hollow box is arranged at one side of the upper end of the fixed plate, which is positioned at the side of the hydraulic cylinder, which is far away from the regulating cap; the hollow box is characterized in that the hollow box is internally provided with an ejection panel, a middle groove is formed in the middle of the inside of the ejection panel, the ejection panel is positioned on two sides of the middle groove and is provided with a side placing block, a built-in conflict inclined plane plate is arranged in the side placing block in an internal movable mode, the jacking device not only enables the built-in conflict inclined plane plate to clamp and fix an external beam, and therefore the better clamping and fixing effect is achieved, external personnel can jack the beam up conveniently, tire replacing work of tires is completed, meanwhile, a better anti-skidding effect can be achieved, and the phenomenon that the personnel slip in the jacking process is avoided, and the personnel are injured is avoided.

Description

Jacking device convenient to tire is changed

Technical Field

The utility model relates to a jacking device, in particular to a jacking device convenient for tire replacement, and belongs to the technical field of tire replacement application.

Background

Tires are ground-rolling annular elastic rubber products assembled on various vehicles or machines, and are generally mounted on metal rims to support vehicle bodies, buffer external impacts, achieve contact with road surfaces and ensure the driving performance of the vehicles. Tires are often used under complex and severe conditions, which are subjected to various deformations, loads, forces and high and low temperatures during running, and therefore must have high load-bearing, traction and cushioning properties, as well as high wear and flexing resistance, and low rolling resistance and heat build-up.

When the tire is replaced, the tire needs to be replaced, maintained and processed by the aid of an externally specified jacking device, but in the using process of the existing jacking device, a better clamping and adjusting mechanism is not installed at a connecting position, so that when an external person jacks up the specified tire, the connecting position is not aligned, the whole hydraulic device is easily turned over due to the fact that the connecting position is not aligned, and accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a jacking device convenient for tire replacement, and solves the problems that when an appointed tire is jacked by an external person due to the fact that a better clamping and adjusting mechanism is not installed at a connecting position, the whole hydraulic device is prone to side turning and accidents are prone to occurring due to the fact that the connecting position is not aligned.

The purpose of the utility model can be realized by the following technical scheme: a jacking device convenient for tire replacement comprises a fixed plate and a lower bottom plate, wherein the lower bottom plate is positioned at the lower end of the fixed plate, a hydraulic cylinder is arranged at the middle position of the upper end of the fixed plate, a regulating cap is arranged at one side of the upper end of the fixed plate, and a hollow box is arranged at one side of the upper end of the fixed plate, which is positioned at one side of the hydraulic cylinder, and is far away from the regulating cap;

the hollow box is characterized in that the hollow box is internally and movably connected with an ejection panel, a middle groove is formed in the middle of the inside of the ejection panel, the ejection panel is located on two sides of the middle groove and is provided with edge placing blocks, the inner part of each edge placing block is movably connected with a built-in collision inclined plane plate, two sides of the inner wall of each built-in collision inclined plane plate are rotatably connected with built-in connecting rotating rods, the two corresponding built-in collision springs are fixedly connected between the built-in connecting rotating rods, and the output end of the hydraulic cylinder is connected with the lower end of the ejection panel.

Preferably, a lower side connecting plate is installed at the middle position of the lower end of the fixing plate, a hollow plate is installed at the middle position of the upper end of the lower base plate, a hollow groove is formed in the hollow plate, an adhesion abrasive pad is adhered to the lower end of the lower base plate, and the lower side connecting plate is located inside the hollow groove.

Preferably, the outer end face of the adhesion sanding pad is provided with anti-slip lines, the inner size of the lower side connecting plate is consistent with that of the hollow groove, and the lower side connecting plate is connected with the hollow groove in an embedded mode.

Preferably, the built-in connecting rotating rod and the built-in abutting inclined plane plate are rotatably connected with a connecting rotating shaft, and a notch for installing the built-in abutting spring is formed in the inner wall of the built-in connecting rotating rod.

Preferably, the hydraulic cylinder is charged by an external hydraulic device, and a notch for pushing the panel out to move is formed in the hollow box.

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

1. through the control to the pneumatic cylinder, make the pneumatic cylinder carry out work, drive ejecting panel and upwards remove, remove the in-process, will put the recess and align with the crossbeam that corresponds in, accomplish the back of aliging, the crossbeam just contradicts built-in conflict inclined plane board, thereby make built-in conflict inclined plane board to ejecting panel inside removal, remove the in-process, just drive built-in connection dwang and rotate, built-in connection dwang is at the rotation in-process, just drive the built-in conflict spring that corresponds and take place deformation, reset after the deformation takes place for built-in conflict spring, just directly contradict built-in conflict inclined plane board, thereby make built-in conflict inclined plane board press from both sides tight fixedly to outside crossbeam, thereby reach better clamp and fix the effect, be convenient for outside personnel jack-up the crossbeam, accomplish the child work that trades to the tire.

2. Through hollow core plate and hollow groove in advance, the downside connecting plate that will correspond is embedded into hollow inslot portion, after the downside connecting plate is embedded into hollow inslot portion completely, because of embedded connection between downside connecting plate and the hollow groove, so downside connecting plate is embedded into hollow inslot portion after, just can directly accomplish the fixed action to the lower plate, the lower plate contacts through abundant and ground of adhesion dull polish pad, reach better antiskid effect, avoid at the jack-up in-process, take place to sideslip, cause personnel to be injured.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is an enlarged view of the internal structure of the area A in FIG. 1 according to the present invention;

fig. 3 is a schematic plan view of the internal structure of the liftout panel of the present invention.

In the figure: 1. a fixing plate; 11. a regulating cap; 12. a hydraulic cylinder; 13. a hollow box; 131. ejecting the panel; 1311. a groove is arranged in the middle; 1312. placing blocks at the sides; 1313. a collision inclined plane plate is arranged in the groove; 1314. a connecting rotating rod is arranged in the connecting rod; 1315. a contact spring is arranged in the groove; 14. a lower side connecting plate; 2. a lower base plate; 21. a hollow slab; 22. a hollow groove; 23. and adhering the abrasive pad.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a jacking device convenient for tire replacement comprises a fixed plate 1 and a lower plate 2, wherein the lower plate 2 is positioned at the lower end of the fixed plate 1, a hydraulic cylinder 12 is arranged at the middle position of the upper end of the fixed plate 1, a regulating cap 11 is arranged at the upper end of the fixed plate 1 and positioned at one side of the hydraulic cylinder 12, and a hollow box 13 is arranged at the upper end of the fixed plate 1 and positioned at one side of the hydraulic cylinder 12, which is far away from the regulating cap 11;

the hollow box 13 is movably connected with an ejection panel 131, a middle groove 1311 is formed in the middle of the inside of the ejection panel 131, the ejection panel 131 is located on two sides of the middle groove 1311 and is provided with edge placing blocks 1312, the edge placing blocks 1312 are movably connected with a built-in abutting inclined panel 1313, two sides of the inner wall of the built-in abutting inclined panel 1313 are rotatably connected with built-in connecting rotating rods 1314, a built-in abutting spring 1315 is fixedly connected between the two corresponding built-in connecting rotating rods 1314, and the output end of the hydraulic cylinder 12 is connected with the lower end of the ejection panel 131.

The downside connecting plate 14 is installed to 1 lower extreme intermediate position department of fixed plate, and 2 upper ends intermediate position departments of lower plate install hollow plate 21, and hollow plate 21 is inside to have seted up hollow groove 22, and 2 lower extremes of lower plate are stained with adhesion abrasive pad 23, and downside connecting plate 14 is located inside hollow groove 22.

The outer end face of the adhesion sanding pad 23 is provided with anti-skidding lines, the inner size of the lower side connecting plate 14 is consistent with that of the hollow groove 22, and the lower side connecting plate 14 is connected with the hollow groove 22 in an embedded mode.

A connecting rotating shaft is rotatably connected between the built-in connecting rotating rod 1314 and the built-in abutting inclined plane plate 1313, and a notch for installing the built-in abutting spring 1315 is formed in the inner wall of the built-in connecting rotating rod 1314.

The hydraulic cylinder 12 is charged by an external hydraulic device, and a notch for allowing the ejection panel 131 to move is formed in the hollow box 13.

The working principle is as follows: when the utility model is used, the hydraulic cylinder 12 is controlled to work to drive the ejection panel 131 to move upwards, and in the moving process, the middle-placed groove 1311 is aligned with the corresponding beam, and after the alignment is completed, the beam collides against the inner collision inclined plane 1313, so that the built-in abutting inclined panel 1313 moves toward the inside of the knock-out panel 131, and during the movement, the built-in connecting rotating rod 1314 is driven to rotate, and during the rotation process of the built-in connecting rotating rod 1314, the corresponding built-in collision spring 1315 is driven to deform, the built-in collision spring 1315 is reset after being deformed, and the built-in collision inclined plane plate 1313 is directly collided, therefore, the built-in abutting inclined plane plate 1313 clamps and fixes the external beam, so that a good clamping and fixing effect is achieved, external personnel can jack the beam conveniently, and tire replacement work on the tire is completed;

whole device is when contact ground, in advance through hollow slab 21 and hollow groove 22, downside connecting plate 14 with corresponding is embedded into hollow groove 22 inside, after downside connecting plate 14 is embedded into hollow groove 22 completely, because of embedded connection between downside connecting plate 14 and the hollow groove 22, so downside connecting plate 14 is embedded into hollow groove 22 inside back, just can directly accomplish the fixed action to lower plate 2, lower plate 2 contacts with ground through 23 abundant of adhesion dull polish pads, reach better anti-skidding effect, avoid at the jack-up in-process, take place to sideslip, cause personnel to be injured.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" 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, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims (5)

1. A jacking device convenient for tire replacement comprises a fixed plate (1) and a lower bottom plate (2), wherein the lower bottom plate (2) is positioned at the lower end of the fixed plate (1), and is characterized in that a hydraulic cylinder (12) is arranged at the middle position of the upper end of the fixed plate (1), a regulating cap (11) is arranged at one side, positioned on the hydraulic cylinder (12), of the upper end of the fixed plate (1), and a hollow box (13) is arranged at one side, positioned on the hydraulic cylinder (12), and deviated from the regulating cap (11);

the hollow box (13) is internally and movably connected with an ejection panel (131), a middle groove (1311) is formed in the middle of the inside of the ejection panel (131), the ejection panel (131) is located on two sides of the middle groove (1311) and is provided with edge placement blocks (1312), the edge placement blocks (1312) are internally and movably connected with a built-in collision inclined plane plate (1313), two sides of the inner wall of the built-in collision inclined plane plate (1313) are rotatably connected with built-in connection rotating rods (1314), a built-in collision spring (1315) is fixedly connected between the two corresponding built-in connection rotating rods (1314), and the output end of the hydraulic cylinder (12) is connected with the lower end of the ejection panel (131).

2. The jacking device convenient for tire replacement as claimed in claim 1, wherein a lower connecting plate (14) is installed at a middle position of the lower end of the fixing plate (1), a hollow plate (21) is installed at a middle position of the upper end of the lower base plate (2), a hollow groove (22) is formed in the hollow plate (21), an adhesive abrasive pad (23) is adhered to the lower end of the lower base plate (2), and the lower connecting plate (14) is located in the hollow groove (22).

3. A jacking device for facilitating tyre replacement as claimed in claim 2, wherein the outer end face of the adhering abrasive pad (23) is provided with anti-slip threads, the inner dimensions of the lower connecting plate (14) and the hollow groove (22) are consistent, and the lower connecting plate (14) is connected with the hollow groove (22) in an embedded manner.

4. The jacking device for facilitating tire replacement as claimed in claim 1, wherein the built-in connecting rotating rod (1314) is rotatably connected with the built-in interference ramp plate (1313) via a connecting rotating shaft, and the inner wall of the built-in connecting rotating rod (1314) is formed with a notch for installing the built-in interference spring (1315).

5. A lifting device for facilitating tyre replacement according to claim 1, wherein said hydraulic cylinder (12) is charged by external hydraulic means, and said hollow box (13) is internally provided with a notch for the movement of the lifting panel (131).

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