TWI694918B - Tire patching device - Google Patents

Abstract

A tire patching device is provided, including a pipe assembly and a piercing element. The pipe assembly has a passage. The piercing element includes a rod and a piercing portion. The piercing portion is disposed on an end of the rod. The rod is detachably inserted into the passage, and then the piercing portion is protruding from the pipe assembly.

Description

Tire repair device

The invention relates to a tire repair device.

During the driving of the vehicle, the tire will roll over many items, so it is understandable that items, especially sharp objects (such as nails), can be easily inserted into the tire, causing holes in the tire, making the vehicle's traveling process unstable, serious. A flat tire can even occur.

Therefore, it is necessary to fill the holes in the tire. The common tire repair device in the daily life is to pass the rubber strip through the tire repair needle like a needle thread, and then the rubber strip will penetrate the tire hole together with the tire repair needle. Then, the tire repair needle is pulled back to trap part of the rubber strip in the tire to achieve the purpose of filling the hole, such as the tire repair device disclosed in the patents such as TWM562763, TWM499325 and TWM545056.

However, there are many uncertain factors in this type of tire repair device, such as improper operation, the rubber strip will instead come out of the tire with the tire repair pin, resulting in a larger hole in the tire; or, the rubber strip will fill the hole The depth is not enough, the filling is not enough, etc., which causes the tire to leak or rupture after a while. The above-mentioned circumstances all show that such tire repair devices and tire repair methods have shortcomings that need to be improved urgently.

Therefore, it is necessary to provide a novel and progressive tire repair device to solve the above problems.

The main purpose of the present invention is to provide a tire repair device to reliably fill the hole of the tire, so that the tire can be restored to a better structure to ensure driving safety.

To achieve the above object, the present invention provides a tire repairing device, which includes a tube assembly, a puncture member and a first grip member. The tube assembly is provided with a channel; the piercing member includes a rod body and a piercing part, the piercing part is provided at one end of the rod body, the rod body can be detachably inserted into the channel, so that the piercing part protrudes from the tube Assembly, and the puncture part and the tube assembly are provided for penetrating a tire together; the tube assembly is detachably assembled on the first grip, the extension direction of the tube assembly is transverse to the first grip; wherein, when passing through After the tire, the piercing member is pulled away from the tube assembly, and the tube assembly is detachably positioned on the tire so that the channel communicates with the inside and outside of the tire; wherein, the first grip member is columnar, and the first grip The piece is radially recessed with two grooves and radially penetrated with a screw hole, the screw hole communicates with the two grooves, the tube assembly extends into the groove and is screwed to the screw hole to make the channel Communicating with the screw hole; wherein, the piercing member enters the channel from the other groove.

1: tube assembly

11: Channel

12: Ontology

121: Internal thread section

13: Wear parts

131: Driver

132: External thread segment

133: Smooth section

2: the first grip

21: Abutment

22: screw hole

23: groove

231: inclined guide

24: outer torus

3: Piercing piece

31: Rod body

32: Piercing Department

33: second grip

4: Tire

41: outer wheel surface

42: inner wheel surface

43: Hole breaking

5: Mushroom head supplement

51: Supplement

52: Patch

6: Viscose

FIG. 1 is a perspective view of an embodiment of the invention.

FIG. 2 is a schematic view of FIG. 1 when it is used.

Fig. 3 is an exploded view of Fig. 1.

4 and 5 are schematic views of the puncture member inserted into the tube assembly from different perspectives.

6 is a side cross-sectional view of FIG. 4.

7 to 12 are schematic diagrams of use steps.

The following merely illustrates the possible implementation forms of the present invention with examples, but it is not intended to limit the scope of the invention to be protected, and will be described first.

Please refer to FIGS. 1-12, which shows an embodiment of the present invention. The tire repair device of the present invention is used for a tire 4 of a detached vehicle body. The tire repair device includes a tube assembly 1 and a puncture Piece 3.

The tube assembly 1 is provided with a passage 11; the piercing member 3 includes a rod body 31 and a piercing portion 32, the piercing portion 32 is provided at one end of the rod body 31, the rod body 31 can be detachably inserted into the channel 11, In order to make the puncture portion 32 protrude from the tube assembly 1, the puncture portion 32 and the tube assembly 1 can penetrate the tire 4 together. After passing through the tire 4, the piercing member 3 is pulled away from the tube assembly 1, and the tube assembly 1 is detachably positioned on the tire 4, so that the channel 11 communicates with the inside and outside of the tire 4, and then a mushroom head The supplement 5 can quickly pass through the tire 4 through the channel 11. After the tube assembly 1 is pulled away from the tire 4, the tire 4 sandwiches the mushroom head supplement 5. Moreover, since the user can clearly know the size of the channel 11, the mushroom head supplement 5 corresponding to the corresponding size can be accurately selected. The rest of the detailed tire repair process will be discussed later. Explain the structure.

Preferably, the rod body 31 is a solid round rod, in order to puncture the tire 4 with a stronger structure. Moreover, the puncturing portion 32 preferably has a tapered cone shape, so as to find the puncturing point smoothly, and has the advantages of stress concentration and easy puncturing. In addition, the tube assembly 1 and the piercing member 3 are preferably made of metal, so as to have a hard structure to facilitate piercing, and are more resistant to external forces and not easily deformed.

The tube assembly 1 includes a body 12 and a piercing member 13. The piercing member 13 is detachably connected to the body 12. The channel 11 passes through the body 12 and the piercing member 13. The piercing portion 32 extends from the body 12 is inserted to protrude from the penetrating member 13. Wherein, the penetrating member 13 can be replaced with the corresponding size according to the size of the through-hole formed after the tire 4 is intended to penetrate, and when the body 12 or the penetrating member 13 is damaged, the user can Partial component replacement is performed without replacing the entire tube assembly 1. In addition, the radial dimension of the body 12 is preferably larger than the radial dimension of the piercing member 13 so as to be able to be stopped outside the tire 4 to avoid excessive puncture and make the entire tube assembly 1 deeply buried in the tire 4 The inside cannot be taken out, and when a collision occurs, the body 12 is better able to block foreign objects from directly hitting the tube assembly 1.

More specifically, the body 12 and the penetrating member 13 are respectively cylindrical, and the penetrating member 13 is movably screwed to the body 12 to facilitate rapid assembly or disassembly. Moreover, the penetrating member 13 radially protrudes a driving portion 131 for coupling with a hand tool, and a user can assist in rotating the penetrating member 13 through the hand tool to tightly couple with the body 12 Or easy to separate. Wherein, the driving part 131 is preferably in the shape of a hexagonal column, so that the common wrench in daily life can be combined and driven.

More specifically, the penetrating member 13 further includes an external thread section 132 and a smooth section 133, the smooth section 133 connects the driving portion 131 and the external thread section 132, the radial dimension of the smooth section 133 is smaller than the external In the radial dimension of the threaded section 132, the inner wall of the body 12 is provided with an internally threaded section 121, and the externally threaded section 132 is screwed to the internally threaded section 121. Wherein, the smooth section 133 provides a gap between the external thread section 132 and the driving portion 131, and it is easier for the processor to perform processing or clamping during manufacturing.

Preferably, the length of the internally threaded section 121 is at least twice that of the externally threaded section 132, so that the externally threaded section 132 can penetrate deeper into the body 12 so that the smooth section 133 can also enter the body together The interior of 12 allows the penetrating member 13 and the body 12 to have more overlapping portions to improve the stability of the coupling. In addition, the longer internal thread section 121 can be further screwed with external thread sections 132 of various lengths, and has the ability to more widely and stably combine various tool heads (such as drill bits). In addition, after the smooth section 133 enters the body 12, the driving portion 131 exposed outside the body 12 can resist external forces due to its large radial dimension, so it is less likely to break when a collision occurs.

Preferably, the tire repair device further includes a first grip 2 to facilitate hand gripping and application Pressure, rotation and other manipulations. The tube assembly 1 is preferably detachably arranged on the first grip 2, which can be disassembled and stored when not in use to reduce space for placement; wherein, the extension direction of the tube assembly 1 is transverse to the first grip Piece 2.

In another preferred embodiment, at least one abutment portion 21 is recessed on the surface of the first gripping member 2, and the at least one abutment portion 21 is provided for the hand to press against, in order to increase the contact area and improve the holding stability. In this embodiment, the number of the at least one abutting portion 21 is two, and the two abutting portions 21 are symmetrically arranged on opposite ends of the first grip 2 with the tube assembly 1 as the center, and each of the abutting portions 21 The reclining portion 21 is an annular recessed portion to provide a variety of different angles and positions for finger pressing.

In more detail, the first grip 2 has a column shape. The first grip 2 has two grooves 23 recessed radially and a screw hole 22 extending radially therethrough. The screw hole 22 communicates with the two recesses Groove 23, the tube assembly 1 extends into a groove 23 and is screwed to the screw hole 22, so that the channel 11 communicates with the screw hole 22; wherein, the piercing member 3 enters the groove 23 through the other groove 23 Channel 11. In this embodiment, the screw hole 22 penetrates the center of the bottom wall of the two grooves 23, and the first grip 2 has a symmetric structure with the axis of the screw hole 22 as the axis of symmetry.

In more detail, in the same way, in order to facilitate the gripping operation, the piercing member 3 further includes a second gripping member 33 which is laterally connected to the rod body 31. When the rod 31 is inserted into the channel 11 and the piercing portion 32 protrudes from the tube assembly 1, the part of the second grip 33 is preferably received in the other groove 23, and then the second grip 33 It can lean against the side wall of the groove 23 to improve the handling stability during puncturing.

In this embodiment, the two grooves 23 are rectangular grooves and pass through the first grip 2 circumferentially, and the two side walls of each groove 23 respectively correspond to an outer annular surface 24 of the first grip 2 The connection is a slanted guide surface 231. When the size of the body 12 or the second grip 33 is large, the slanted guide surface 231 can guide it into the recess smoothly during the insertion of the groove 23 In the groove 23, and when a collision occurs, the inclined guide surface 231 can have more contact area with the collision object in a surface contact manner, which can better avoid stress concentration and structural damage That happened.

It is worth mentioning that when the second grip 33 is accommodated in the groove 23, the second grip 33 is transverse to the first grip 2 and has an "X" shape. In this way, when The position of the hand when holding and holding the tire repair device, refer to FIG. 2, for example but not limited to: one end of the second grip 33 is inserted into the finger gap between the index finger and the middle finger, and the other end of the second grip 33 is lateral Abut against the palm hill under the thumb, the thumb and index finger can be pinched against one of the abutment portions 21, and the middle finger can bend and press the other abutment portion 21, which has excellent grip stability and operability.

It should be added that the length of the first grip 2 is preferably greater than the length of the second grip 33 to provide a sufficient gripping range for the hand to grip. In this embodiment, the first grip The ratio of the length of the piece 2 to the length of the second grip 33 is between 1.3 and 2. Moreover, the radial dimension of the first grip 2 is larger than the radial dimension of the second grip 33. The thicker first grip 2 can be used as a gripping basis to provide a better feel, while the thinner first grip 2 The second grip 33 facilitates insertion between fingers.

After the above explanation of the structure of the tire repair device, a tire repair method using the tire repair device is further provided, which includes the following steps:

First, prepare the tire 4 that has been removed from the vehicle body, and an outer wheel surface 41 of the tire 4 is provided with a hole 43 to be repaired. The mushroom head supplement 5 is prepared, and includes a supplement strip 51 and a supplement piece 52 connected to each other. The detailed structure of the tire repair device has been described above, and will not be repeated here.

Next, the shaft 31 of the piercing member 3 is inserted into the channel 11, and the piercing portion 32 protrudes from the tube assembly 1, and then the piercing portion 32 abuts against the hole 43 to drive the piercing portion 32 and the The tube assembly 1 penetrates the tire 4 along the hole 43; wherein, the piercing portion 32 is used to pierce the tire 4, and the tube assembly 1 (the piercing member 13) is used to propagate the tire 4 The through-hole path after the puncturing portion 32 is punctured.

Next, the piercing member 3 is drawn away from the tube assembly 1 so that the tube assembly 1 remains through the wheel Tire 4, so that the channel 11 keeps communicating with the inside and outside of the tire 4, so that the patch 51 of the mushroom head supplement 5 can be smoothly and quickly passed from the inside of the tire 4 through the channel 11 It protrudes outside the tire 4. At the same time, the patch 52 of the mushroom head patch 5 is applied to an inner wheel surface 42 of the tire 4 to cover the through hole pierced by the piercing member 3, thereby effectively preventing the tire 4 from leaking.

It is worth mentioning that the patch 52 can be adhered and fixed to the inner wheel surface 42 through an adhesive 6. Before adhesion, the user can pre-process the portion of the inner wheel surface 42 to be applied For example, but not limited to, cleaning the dissolved debris with a cleaning agent, scraping off the dissolved debris with a spatula, and roughening the surface with a brush body (grinding wheel) to ensure that the adhesive 6 has better adhesion. Moreover, after the patch 52 is pasted, the patch 52 can be repeatedly rolled with a pressing tool (such as a pressing wheel) to reliably squeeze the air between the patch 52 and the inner wheel surface 42. Improve the bonding degree. In addition, after the patch 52 is bonded, the user may further apply airtight glue around the patch 52 and the inner wheel surface 42 to ensure the airtightness is improved, and to avoid leakage of the tire 4 after use gas.

Finally, the tube assembly 1 is drawn away from the tire 4. At this time, the radial support of the tube assembly 1 is lost, and the part of the tire 4 pierced by the piercing portion 32 will restore the original volume size and tightly Clip the supplement 51. Then, the patch 51 that protrudes too much beyond the outer wheel surface 41 is cut off to complete the tire repair operation.

In summary, the structure of the tire repair device of the present invention is simple and reliable, and fully considers the various situations encountered in the actual tire repair process using the tire repair device, and then the design tube assembly can be detachably positioned on the tire to let the mushroom head The supplement can quickly pass through the tire from the inside to the outside through the channel of the tube assembly, greatly reducing the resistance and trouble encountered during the wearing process, and allowing the user to accurately select the appropriate size of mushroom head supplement Pieces (filling size).

1: tube assembly

2: the first grip

3: Piercing piece

31: Rod body

32: Piercing Department

Claims (6)

A tire repairing device includes: a tube assembly, which is provided with a channel; a puncture member, which includes a rod body and a puncture part, the puncture part is provided at one end of the rod body, and the rod body is detachably inserted into the channel, So that the puncture part protrudes from the tube assembly, and then the puncture part and the tube assembly are provided for penetrating a tire together; a first grip, the tube assembly can be detachably arranged on the first grip, the tube assembly The extending direction is transverse to the first grip; wherein, after passing through the tire, the puncture member is pulled away from the tube assembly, and the tube assembly is detachably positioned on the tire so that the channel communicates with the inside and outside of the tire; Wherein, the first gripping member is in the shape of a column, the first gripping member is radially recessed with two grooves and radially penetrated with a screw hole, the screw hole communicates with the two grooves, and the tube assembly extends into a The groove is screwed to the screw hole, so that the channel communicates with the screw hole; wherein, the piercing member enters the channel from another groove. The tire repair device according to claim 1, wherein the tube assembly includes a body and a piercing member, the piercing member is detachably connected to the body, the channel passes through the body and the piercing member, and the piercing portion Insert from the body to protrude from the penetrating member. The tire repair device as claimed in claim 2, wherein the wearing member is movably screwed to the body, and the wearing member radially protrudes a driving part for combining with the hand tool. The tire repair device according to claim 1, wherein at least one abutting portion is recessed on the surface of the first grip, and the at least one abutting portion is provided for the hand to press against. The tire repair device according to claim 1, wherein the puncture member further includes a second grip member, the second grip member is laterally connected to the rod body; wherein, when the rod body is inserted into the channel and the puncture portion protrudes from In the tube assembly, a part of the second grip is accommodated in another groove, and the second grip is transverse to the first grip. The tire repair device according to claim 3, wherein the surface of the first grip member is concavely provided with at least one abutment portion, the at least one abutment portion is provided for the hand to press against; the puncture member further includes a second grip Part, the second grip is laterally connected to the rod body; wherein, when the rod body is inserted into the channel and the puncture portion protrudes from the tube assembly, a part of the second grip member is accommodated in the other groove And the second grip is transverse to the first grip; the tube assembly and the piercing member are made of metal; the driving part is a hexagonal column; the rod system is a solid round rod, the piercing part is a It has a tapered cone shape, the body and the penetrating member are respectively cylindrical; the radial dimension of the body is greater than the radial dimension of the penetrating member; the penetrating member further includes an external thread section and a smooth section, The smooth section connects the driving part and the external thread section, the radial dimension of the smooth section is smaller than the radial dimension of the external thread section, the inner wall of the body is provided with an internal thread section, and the external thread section is screwed to the internal A threaded section, wherein the length of the internally threaded section is at least twice as long as the length of the externally threaded section; the number of the at least one abutting portion is two, and the two abutting portions are symmetrically arranged on the tube assembly as the center The two opposite ends of the first grip; each of the abutting portions is an annular recess; the two grooves are rectangular grooves and pass through the first grip circumferentially; the two side walls of each groove are respectively connected to the first grip The connection of one of the outer ring surfaces of the pieces is an inclined guide surface; the length of the first grip is greater than the length of the second grip, and the ratio of the length of the first grip to the length of the second grip is Between 1.3 and 2; the radial dimension of the first grip is larger than the radial dimension of the second grip; the screw hole runs through the center of the bottom wall of the two grooves.

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