CN215921781U

CN215921781U - Novel manual tire changer

Info

Publication number: CN215921781U
Application number: CN202120823261.9U
Authority: CN
Inventors: 李明礼
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2022-03-01
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a novel manual tire changer, which comprises a machine body; the machine body sequentially comprises a labor-saving hand crank, a driving shaft, a bird head for taking off a fetus, a first base plate and a second base plate from top to bottom; the hand-cranking device sequentially comprises a hand crank, an input shaft, a cylinder body, an output shaft and a first gear from top to bottom; the driving shaft is sequentially provided with a bird head for taking off the fetus, a second gear, a first base plate and a second base plate from top to bottom; the bird head for taking off the fetus is provided with a horizontal adjusting column; the driving shaft is provided with a sleeve; the adjusting column is movably arranged on the sleeve; the driving shaft is fixedly connected to the hand crank near the top of the driving shaft and is positioned between the cylinder and the first gear; the first gear is in meshed connection with the second gear. The utility model has the beneficial effects that: the device can firmly fix the main body of the device on a hub of a tire to be unloaded, has simple structure, is convenient to carry, can quickly realize the unloading and the loading of the automobile tire, has strong practicability, saves time and labor, and can be popularized and applied in a large area.

Description

Novel manual tire changer

Technical Field

The utility model relates to a tire changer, in particular to a novel manual tire changer.

Background

Tyre dismantling machines, also known as tyre dismantling machines, tyre dismantling machines. The tire can be more conveniently and smoothly disassembled in the automobile maintenance process, the tire disassembling machine has a plurality of types, and the pneumatic type and the hydraulic type are adopted.

Nowadays, automobiles are common vehicles for people to go out, especially private cars are kept in larger and larger quantities, people are also more and more dependent on driving to go out, so that tires are often damaged accidentally and need to be replaced, and the common method is to go to a repair shop or use spare tires.

The existing tire puller is large in size, inconvenient to carry and dependent on manual operation, the used main tools are a crow bar, a sledge hammer and a sizing block, and the tire pressing ring and the hub seat ring are forcibly detached from the tire by using methods such as the crow bar prying, the sledge hammer smashing and the like.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problems, the utility model provides a novel manual tire changer. The utility model is realized by the following technical scheme.

A novel manual tire changer comprises a machine body;

the machine body sequentially comprises a labor-saving hand crank, a driving shaft, a bird head for taking off a fetus, a first base plate and a second base plate from top to bottom;

the hand-cranking device sequentially comprises a hand crank, an input shaft, a cylinder body, an output shaft and a first gear from top to bottom; the hand crank is connected with the input shaft through a force arm of the hand crank; the input shaft is in transmission connection with the output shaft through a planetary carrier gear set in the cylinder; the tail end of the output shaft is provided with a first gear;

the driving shaft is sequentially provided with the bird head for taking off the fetus, a second gear, a first base plate and a second base plate from top to bottom; the bird head for taking off the fetus is provided with a horizontal adjusting column; the driving shaft is provided with a sleeve; the adjusting column is movably arranged on the sleeve;

the driving shaft is fixedly connected to the hand crank near the top of the driving shaft and is positioned between the cylinder and the first gear; the first gear is in meshed connection with the second gear.

Preferably, the planet carrier gear set comprises a primary planet gear, a secondary planet gear and a tertiary planet gear which are connected in sequence.

Preferably, the first base plate and the second base plate are both circular structures; the radius of the first backing plate is smaller than that of the second backing plate.

The utility model has the beneficial effects that: the utility model has novel design and reasonable structure, adopts the labor-saving hand crank as a main driving source, is additionally provided with two layers of base plates, can firmly fix the main body of the device on a hub of a tire to be unloaded, has simple structure, is convenient to carry, can quickly realize the unloading and the loading of the automobile tire, has strong practicability, saves time and labor, and can be popularized and applied in a large area.

Drawings

Fig. 1 is a schematic structural diagram of a novel manual tire changer of the present invention.

Detailed Description

The technical scheme of the utility model is more fully explained in detail by combining the attached drawings.

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", "outer", "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, should not 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, "a plurality" means two or more unless specifically defined otherwise.

In specific embodiment 1, a novel manual tire changer includes a body;

the machine body sequentially comprises a labor-saving hand crank, a driving shaft 2, a bird head 3 for taking off a fetus, a first base plate 4 and a second base plate 5 from top to bottom;

the hand crank comprises a crank 101, an input shaft 102, a cylinder 103, an output shaft 104 and a first gear 105 from top to bottom in sequence, the crank 101 is connected with the input shaft 102 through a force arm 106 of the crank, the input shaft 102 is in transmission connection with the output shaft 104 through a planet carrier gear set in the cylinder 103, and the tail end of the output shaft 104 is provided with the first gear 105, wherein the planet carrier gear set comprises a first-stage planetary gear, a second-stage planetary gear and a third-stage planetary gear which are connected in sequence;

the driving shaft 2 is sequentially provided with a fetus pushing bird head 3, a second gear 201, a first base plate 4 and a second base plate 5 from top to bottom, the fetus pushing bird head 3 is provided with a horizontal adjusting column 301, the driving shaft 2 is provided with a sleeve 202, and the adjusting column 301 is movably arranged on the sleeve 202;

the driving shaft 2 is fixedly connected to the hand crank 1 near the top thereof and is positioned between the cylinder 103 and the first gear 105, and the first gear 105 is meshed with the second gear 201.

First backing plate 4 and second backing plate 5 are circular structure, and the radius of first backing plate 4 is less than the radius of second backing plate 5, and first backing plate 4 and second backing plate 5 can be according to the upper and lower thickness adjustment distance between it of tire.

The utility model has novel design and reasonable structure, adopts the labor-saving hand crank as a main driving source, is additionally provided with two layers of base plates, can firmly fix the main body of the device on a hub of a tire to be unloaded, has simple structure, is convenient to carry, can quickly realize the unloading and the loading of the automobile tire, has strong practicability, saves time and labor, and can be popularized and applied in a large area.

In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, 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 above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

In the description herein, reference to the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means 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 utility model. 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.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a novel manual child machine of taking off, includes the organism, its characterized in that:

2. The novel manual tire changer according to claim 1, characterized in that: the planet carrier gear set comprises a primary planet gear, a secondary planet gear and a tertiary planet gear which are connected in sequence.

3. The novel manual tire changer according to claim 1, characterized in that: the first base plate and the second base plate are both of circular structures; the radius of the first backing plate is smaller than that of the second backing plate.