CN215552371U

CN215552371U - Portable tire changer

Info

Publication number: CN215552371U
Application number: CN202122181974.2U
Authority: CN
Inventors: 谷显波; 王宇鹏; 戴巍
Original assignee: Anshan Zizhu High Tech Equipment Manufacturing Co Ltd
Current assignee: Anshan Zizhu High Tech Equipment Manufacturing Co Ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-01-18
Anticipated expiration: 2031-09-09

Abstract

The utility model relates to a portable tire changer, which comprises a rotating disc, a mounting disc, a holding clamping leg, a tire taking-off rod and a tire mounting rod, wherein the rotating disc is arranged on the mounting disc; the center fixed connection vertical scroll of mounting disc, swing joint ratchet on the vertical scroll, the concentric gear circle of top fixed connection of ratchet, be equipped with pawl mechanism and ratchet cooperation on the mounting disc, three slide of equipartition on the inside bottom surface of mounting disc, it holds the clamping leg to correspond in the slide to be equipped with, the clamping part who holds the clamping leg stretches out the mounting disc outside through the installing port, three arc wall of circumference equipartition on the ratchet, keep away from ratchet limit portion to the other end and be close to ratchet limit portion gradually along clockwise arc wall from one end, it is connected with the ratchet through the leg screw that can slide in the arc wall to hold the clamping leg, the top swing joint rotary disk of vertical scroll, be equipped with rotary drive mechanism on the rotary disk, the upper surface of rotary disk is equipped with the connecting block, dismantle on the connecting block and connect taking off child pole or dress child pole. The utility model has light weight, convenient carrying and high tire replacing speed.

Description

Portable tire changer

Technical Field

The utility model relates to tire demounting equipment, in particular to a portable tire demounting machine.

Background

With the development of times, logistics becomes an indispensable industry in our daily life, and is related to aspects of our life. Road transport is the main mode of transport in logistics. Large trucks, heavy trucks and large refrigerated trucks are the main vehicles in road transport. Therefore, a large number of large trucks are put into the logistics industry, and the problems caused by the large trucks are slowly reflected. The tires of large vehicles are difficult to avoid to break down in the transportation process, and need to be replaced, but the failure is very unpredictable, and repair plants, mobile tire repair vehicles and the like are not arranged nearby many times, so that a lot of inconvenience is brought to a driver for replacing the tires. In view of the above, there is a need for a device for changing tires that is easy to carry and easy to operate, and that is highly efficient.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a portable tire changer which is simple to operate and high in tire changing speed.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a portable tire changer comprises a rotating disk, a mounting disk, a holding clamping leg, a tire changing rod and a tire mounting rod; the center fixed connection vertical scroll of mounting disc, swing joint ratchet on the vertical scroll, the concentric gear circle of top fixed connection of ratchet, be equipped with pawl mechanism and ratchet cooperation on the mounting disc, three slide of equipartition on the bottom surface in the mounting disc, it holds the clamping leg to correspond in the slide to be equipped with, the clamping part who holds the clamping leg stretches out the mounting disc outside through the installing port, three arc wall of circumference equipartition on the ratchet, keep away from ratchet limit portion to the other end and be close to ratchet limit portion gradually along clockwise arc wall from one end, it is connected with the ratchet through the leg screw that can slide in the arc wall to hold the clamping leg, the top swing joint rotary disk of vertical scroll, be equipped with rotary drive mechanism on the rotary disk, the upper surface of rotary disk is equipped with the connecting block, dismantle on the connecting block and connect taking off child pole or dress child pole.

The pawl mechanism comprises a crank arm and a claw arm, wherein one end of the crank arm is fixedly connected with the mounting disc, and the other end of the crank arm is connected with the claw arm.

The rotary driving mechanism comprises a pneumatic motor, a driving gear is arranged on an output shaft of the pneumatic motor, and the driving gear is in meshing transmission with the gear ring.

The middle part of the tire removing rod is provided with a slide groove, one end of the tire removing rod is arc-shaped, the end part of the arc-shaped rod is provided with a support rod, and the tire removing rod is installed on a positioning plate of the connecting block through the slide groove and is fixed by a first pin shaft.

The tire installing rod comprises a supporting arm, a tire pressing wheel and a tire supporting plate, the tire pressing wheel is arranged at the outer end of the supporting arm, the tire supporting plate is arranged on one side of the tire pressing wheel, the tail part of the tire installing rod is inserted into the slot of the connecting block and is fixed with the connecting block through a second pin shaft.

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

the utility model has light weight and simple operation. The portable tire changing machine is convenient to carry, the tire changing speed is high, and the tire can be independently changed by a single person.

Drawings

Fig. 1 is an application schematic diagram of the tire mounting and demounting rod of the utility model.

Fig. 2 is a schematic structural diagram of the tire mounting rod of the present invention.

Fig. 3 is a schematic view of the inside of the mounting plate.

Fig. 4 is a top view of the mounting plate structure.

Fig. 5 is a schematic view of a connection block.

Fig. 6 is a top view of the tyre-removing rod.

Fig. 7 is a side view of the tyre-gripping lever.

Fig. 8 is a schematic view of the tire mounting rod structure.

In the figure: the tire assembling device comprises a rotating disk 1, a mounting disk 2, a holding clamping leg 3, a tire demounting rod 4, a tire assembling rod 5, a vertical shaft 6, a gear ring 7, a ratchet wheel 8, a pawl mechanism 9, a slide way 10, a crank arm 11, a mounting opening 12, an arc-shaped groove 13, a leg clamping screw 14, a claw arm 15, a connecting block 16, a positioning plate 17, a first pin shaft 18, a pneumatic motor 19, a driving gear 20, a slide way groove 21, a supporting rod 22, a supporting arm 23, a tire pressing wheel 24, a tire supporting plate 25, a slot 26, a second pin shaft 27 and a hub 28.

Detailed Description

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

as shown in fig. 1-8, a portable tire changer comprises a rotating disc 1, a mounting disc 2, a clasping leg 3, a tire-changing rod 4 and a tire-mounting rod 5; the center of the mounting disc 2 is fixedly connected with a vertical shaft 6, a ratchet 8 is movably connected on the vertical shaft 6, the ratchet 8 is fixedly connected on the vertical shaft 6, a concentric gear ring 7 is connected above the ratchet 8, a pawl mechanism 9 matched with the ratchet 8 is arranged on the mounting disc 2, three slideways 10 are uniformly distributed on the inner bottom surface of the mounting disc 2, holding clamping legs 3 are correspondingly arranged in the slideways 10, clamping parts of the holding clamping legs 3 extend out of the mounting disc 2 through mounting ports 12, three arc-shaped grooves 13 are uniformly distributed on the circumference of the ratchet 8, the arc-shaped grooves 13 are gradually close to the edge parts of the ratchet 8 from one end to the other end along the clockwise direction, the holding clamping legs 3 are connected with the ratchet 8 through clamping leg screws 14 capable of sliding in the arc-shaped grooves 13, the top of the vertical shaft is movably connected with a rotating disc 1, a rotary driving mechanism is arranged on the rotating disc 1, a connecting block 16 is arranged on the upper surface of the rotating disc 1, and a tire raking rod 4 or a tire installing rod 5 is detachably connected on the connecting block 16.

The pawl mechanism 9 comprises a crank arm 11 and a claw arm 15, wherein one end of the crank arm 11 is fixedly connected with the mounting disc 2, and the other end of the crank arm is connected with the claw arm 15.

The rotary driving mechanism comprises a pneumatic motor 19, a driving gear 20 is arranged on an output shaft of the pneumatic motor 19, and the driving gear 20 is in meshing transmission with the gear ring 7.

The middle of the rod body of the tire removing rod 4 is provided with a slide channel groove 21, one end of the tire removing rod 4 is arc-shaped, the end part of the arc-shaped is provided with a support rod 22, and the tire removing rod is installed on the positioning plate 17 of the connecting block 16 through the slide channel groove 21, is attached to the inclined surface of the connecting block 16 and is fixed by a first pin shaft 18.

The tyre installing rod 5 comprises a supporting arm 23, a tyre pressing wheel 24 and a tyre supporting plate 25, the tyre pressing wheel 24 is arranged at the outer end of the supporting arm 23, the tyre supporting plate 25 is arranged on one side of the tyre pressing wheel 24, and the tail part of the tyre installing rod 5 is inserted into a slot 26 of the connecting block 16 and is fixed with the connecting block 16 through a second pin shaft 27.

When the tire removing action is executed, the tire removing rod is installed on the rotating disc, the front end of the tire removing rod is inserted into the inner side of the tire, the ratchet wheel and pawl mechanism is manually adjusted to enable the holding clamping legs to hold the hub, then the pneumatic motor is started to drive the rotating disc to rotate clockwise, and the tire removing action is completed.

When the tire mounting action is executed, the tire demounting rod is dismounted, the tire mounting rod is mounted on the rotary disk, the tire supporting plate is inserted into the inner side of the tire, the pneumatic motor is started, the tire is pressed into the wheel hub by the tire pressing wheel, and the tire mounting operation is completed.

In the above embodiments, it is obvious to those skilled in the art that the present invention can be modified and modified without departing from the principle of the present invention, and the modified and modified embodiments also fall within the protection scope of the appended claims. The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and their concepts should be equivalent or changed within the technical scope of the present invention.

Claims

1. A portable tire changer is characterized by comprising a rotating disc, a mounting disc, a holding clamping leg, a tire changing rod and a tire mounting rod; the center fixed connection vertical scroll of mounting disc, swing joint ratchet on the vertical scroll, the concentric gear circle of top fixed connection of ratchet, be equipped with pawl mechanism and ratchet cooperation on the mounting disc, three slide of equipartition on the inside bottom surface of mounting disc, it holds the clamping leg to correspond in the slide to be equipped with, the clamping part who holds the clamping leg stretches out the mounting disc outside through the installing port, three arc wall of circumference equipartition on the ratchet, keep away from ratchet limit portion to the other end and be close to ratchet limit portion gradually along clockwise arc wall from one end, it is connected with the ratchet through the leg screw that can slide in the arc wall to hold the clamping leg, the top swing joint rotary disk of vertical scroll, be equipped with rotary drive mechanism on the rotary disk, the upper surface of rotary disk is equipped with the connecting block, dismantle on the connecting block and connect taking off child pole or dress child pole.

2. The portable tire changer according to claim 1, wherein the pawl mechanism comprises a crank arm and a claw arm, one end of the crank arm is fixedly connected with the mounting plate, and the other end of the crank arm is connected with the claw arm.

3. The portable tire changer according to claim 1, wherein the rotary drive mechanism comprises a pneumatic motor, an output shaft of the pneumatic motor is provided with a driving gear, and the driving gear is in meshing transmission with a gear ring.

4. The portable tire remover according to claim 1, wherein a chute groove is formed in the middle of the tire removing rod, one end of the tire removing rod is arc-shaped, a supporting rod is arranged at the end of the arc-shaped rod, and the tire removing rod is mounted on a positioning plate of the connecting block through the chute groove and fixed by a first pin shaft.

5. The portable tire changer according to claim 1, wherein the tire mounting rod comprises a support arm, a tire pressing wheel and a tire supporting plate, the tire pressing wheel is arranged at the outer end of the support arm, the tire supporting plate is arranged on one side of the tire pressing wheel, and the tail of the tire mounting rod is inserted into the slot of the connecting block and fixed with the connecting block through a second pin shaft.