JP5262594B2 - Puncture repair liquid container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a container for storing a puncture repairing liquid in which a sealing film set in the orifice of a container body can be broken simply. <P>SOLUTION: In the container 1 for storing the puncture repairing liquid, the puncture repairing liquid 4 is stored in the container body 2 having the cylindrical orifice 3, the orifice 3 is blocked by a sealing film 5, and a system cap 10 having an air inflow port 11 and/or an puncture repairing liquid outflow port 12 is attached to the orifice 3. A projection 14 having a sharp tip is formed at a position offset from the center of the orifice 3 in the system cap 10, and part of the sealing film 5 is broken by the tip of the projection 14 with the attachment of the system cap 10 to the orifice 3. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to a container for storing puncture repair liquid, and more particularly to a container for storing puncture repair liquid that can be easily supplied with puncture repair liquid.

  As an emergency measure when a tire is punctured by a nail while traveling, a puncture hole is closed by press-fitting the puncture repair liquid into a repair tire. Such emergency measures eliminate the need to install spare tires in the vehicle, and can save resources and reduce the weight of the vehicle, while at the same time effectively utilizing the space in the vehicle. It has become widespread.

  As illustrated in FIG. 6, the puncture repair liquid container 1 includes a container body 2 having an air supply port 11 and a puncture repair liquid outlet 12, and the puncture repair liquid is sealed inside the container body 2. Has been. In general, natural rubber latex, SBR latex, and NBR latex are mainly used as the puncture repair liquid. When these substances are stored in the container body 2 for a long period of time, the stability of the latex cannot be maintained, Since solid components such as fibers and fillers may be deposited to make it impossible to press-in the puncture repair liquid, a sealing film (not shown) is attached to the opening of the container body 2 so that the puncture repair liquid Sealed.

For this reason, at the time of puncture repair work, the seal film is removed from the opening of the container body 2, the air supply hose H _{1 is connected} to the air supply port 11, and the puncture repair solution injection hose H _{2 is connected} to the puncture repair solution outlet 12. Are connected to each other, and the puncture repair liquid is supplied toward the repair tire T by the compressed air sent out from the compressor C.

Conventionally, in order to remove the seal film prior to the supply of the puncture repair solution, the seal film has been manually removed. However, with this method, workability deteriorates and at the same time, there is a problem that puncture repair liquid leaks during work. Therefore, instead of manual removal, a sealing film is used by using a jig or the like incorporated in the container body. Has been attempted (see, for example, Patent Documents 1 and 2). However, all of these attempts have a lack of feasibility because the structure of the container body becomes too complex, and further improvement measures have been demanded.
JP 2007-76003 A JP 2007-144972 A

  SUMMARY OF THE INVENTION An object of the present invention is to solve such a conventional problem, and to provide a container for containing a puncture repair liquid that can easily and automatically break a sealing film provided in an opening of a container body. It is in.

In order to achieve the above object, the container for storing puncture repair liquid according to the present invention stores the puncture repair liquid in a container body having a cylindrical opening, and seals the opening with a sealing film. In a puncture repair liquid storage container in which a system cap having an air inlet and / or a puncture repair liquid outlet is screwed, a protrusion having a sharp tip is formed at a position offset from the center of the opening inside the system cap. And the system cap is screwed into the opening so that the tip of the protrusion breaks up to 3/4 or less of the length of one circumference of the seal film.

Furthermore, in the structure mentioned above, it is preferable to comprise as described in the following (1)-(3) .

(1) The position of the protrusion is offset from the center of the opening toward the air inlet.

(2) The air inflow port is closed with a backflow prevention stopper for puncture repair liquid, and the backflow prevention stopper is separated by the pressure of the air first flowing in from the air inlet.
(3) Provide a protrusion for locking the broken piece of the seal film on the upstream side of the puncture repair liquid outlet, or connect a guide groove for guiding the puncture repair liquid to the puncture repair liquid outlet. .

According to the container for storing puncture repair liquid of the present invention, a projection having a sharp tip is provided at a position offset from the center of the opening inside the system cap that is screwed into the opening of the container body, and the tip is threaded on the system cap. Since the seal film is ruptured by the joint , the rupture of the seal film proceeds easily and automatically with the screwing of the system cap, so there is no need to introduce a complicated mechanism for rupturing the seal film. The flow path of the puncture repair liquid can be secured.
In addition, since the breaking length of the sealing film accompanying the screwing of the system cap is set to 3/4 or less of one circumference, the sealing film is not broken all around, and a part remains in the opening. Therefore, it is possible to prevent the channel from being blocked by the broken sealing film.

  Hereinafter, the configuration of the present invention will be described in detail with reference to the accompanying drawings.

  FIG. 1 is a sectional view showing an example of a container for containing puncture repair liquid according to an embodiment of the present invention, and FIG. 2 is a sectional view showing a structure of a system cap according to an embodiment of the present invention.

  In FIG. 1, the container body 2 in the container for storing puncture repair liquid according to the present invention is formed of a cylindrical pressure-resistant container, and has a cylindrical opening 3 at one end of the container body 2. A sealing film 5 for sealing the liquid 4 is attached. When the container body 2 is not used, the opening 3 is sealed with a protective cap 6 from the outside. When performing puncture repair work, the protective cap 6 is removed from the opening 3, and the system cap 10 shown in FIG. 2 is screwed into the opening 3.

  The system cap 10 includes an air inlet 11 that pumps air toward the inside of the container body 2 and a puncture repair liquid outlet 12 that discharges the puncture repair liquid 4 from the container body 2 toward the repair tire. A flow path 13 connecting the air inlet 11 and the puncture repair liquid outlet 12 is formed. In the puncture repair liquid container 1 of the present invention, a protrusion 14 having a sharp tip is formed at a position offset from the center CL of the opening 3 inside the system cap 10, and the system cap 10 is opened to the opening 3. The tip of the projection 14 is broken at a part of the seal film 5 by being screwed to the seal film 5.

  As a result, the rupture of the seal film 5 is easily and automatically advanced with the screwing of the system cap 10, so that the puncture repair liquid 4 can be removed without introducing a complicated mechanism for rupturing the seal film 5. The flow path 13 can be secured.

As shown in FIG. 6, the container 1 for puncture repair liquid in which the system cap 10 is screwed into the opening 3 of the container body 2 as described above has an air supply hose H ₁ at the air supply port 11 and puncture repair liquid. The puncture repair liquid injection hose H ₂ is connected to the outlet 12, and the puncture repair liquid 4 is supplied toward the repair tire T by the compressed air sent out from the compressor C.

Here, there is a case where the air supply hose H ₁ and the puncture repair liquid injection hose H ₂ are respectively connected to the system cap 10 in advance, and the system cap 10 is screwed into the opening 3 of the container body 2 in this state. is there.

And in this invention , the fracture | rupture length of the sealing film 5 accompanying the screwing of the system cap 10 is 1 round length so that the fracture | ruptured sealing film 5 may not block the flow path 13 of the puncture repair liquid 4. It is adjusted to be 3/4 or less, preferably 1/2 or more . As a result, the seal film 5 is not broken over the entire circumference, and a part of the seal film 5 remains in the opening 3, so that the flow path 13 can be prevented from being blocked by the broken seal film 5.

  In order to adjust the rupture length of the seal film 5 in this way, the rotation at the time of screwing of the system cap 10 is preferably adjusted so as to stop at 3/4 or less after the rupture start of the seal film 5. In order to adjust the number of rotations when the system cap 10 is screwed, the number of threads formed on the opening 3 and the system cap 10 and the pitch length may be adjusted.

  As described above, in the system cap 10 of the present invention, the protrusion 14 is provided at a position offset from the center CL of the opening 3 of the flow path 13 inside the system cap 10, preferably as shown in FIG. 2. Thus, it is good to provide in the position offset from the center CL of the opening part 3 at the air inflow port 11 side. Thereby, the flow of the puncture repair liquid 4 can be made smooth. Here, in order to make the flow of the puncture repair liquid 4 more reliable, a plurality of the protrusions 14 described above can be formed.

  In the above-described embodiment, the case where the container main body 2 is a pressure-resistant container having only one opening 3 is shown. However, the container main body 2 has an opening connected to the air inlet 11 and a puncture repair liquid outlet. There are those provided with an opening connected to 12 separately. In the case of the container body 2 having two openings as described above, a system cap provided with the air inlet 11 and a system cap provided with the puncture repair liquid outlet 12 are separately prepared as the system cap 10. Then, the respective system caps are screwed into these two openings.

  In the case described above, in the system cap 10 provided with the puncture repair liquid outlet 12, the protrusion 14 described above is provided on the opposite side of the repair liquid outlet 12 in the flow path 13 of the puncture repair liquid 4 as illustrated in FIG. It is good to form.

  In the present invention, the air inlet 11 may be closed with a backflow prevention stopper (not shown) of the puncture repair liquid 4 and the backflow prevention stopper may be separated by the pressure of the air that first flows from the air inlet 11. . Thereby, it is possible to prevent the puncture repair liquid 4 from flowing backward from the container body 2 toward the air inlet 11 until the air is pumped from the air inlet 11 when performing the puncture repair work.

  In FIG. 4, the protrusion 14 is formed in a cylindrical body communicating with the air inlet 11, and a backflow prevention plug 15 made of rubber or synthetic resin is fitted inside the cylindrical body to prevent the backflow of the puncture repair liquid 4. The case where it was made to prevent is shown. When the protrusion 14 is formed in a cylindrical body that communicates with the air inlet 11 in this way, the tip of the protrusion 14 is connected to the system so that the seal film 5 is efficiently broken as the system cap 10 is screwed. It is preferable to form one or a plurality (2 in the figure) of mountain shapes protruding along the rotation direction when the cap 10 is screwed.

  More preferably, a seal is provided upstream of the puncture repair liquid outlet 12 as illustrated in FIG. 5A so that the broken seal film 5 does not block the flow path 13 of the puncture repair liquid 4. When a protrusion 16 that locks the broken piece of the membrane 5 is formed or the guide groove 17 that guides the puncture repair liquid 4 communicates with the puncture repair liquid outlet 12 as illustrated in FIG. 5B. Good. Thereby, the flow path 13 of the puncture repair liquid 4 can be ensured reliably.

As described above, the container for storing puncture repair liquid according to the present invention is provided with a protrusion with a sharp tip at a position offset from the center of the opening inside the system cap that is screwed into the opening of the container body. However, it is designed to break 3/4 or less of the length of one circumference of the seal membrane by screwing the system cap, and it has a simple structure but has an excellent effect. It can be used widely as an emergency measure.

It is sectional drawing which shows an example of the container for the puncture repair liquid by embodiment of this invention. It is sectional drawing which shows the structure of the system cap by embodiment of this invention. FIG. 3 is a cross-sectional view corresponding to FIG. 2 according to another embodiment of the present invention. FIG. 6 is a cross-sectional view corresponding to FIG. 2 according to still another embodiment of the present invention. (A) And (b) is sectional drawing equivalent to FIG. 2 by further another embodiment of this invention, respectively. It is a schematic diagram which shows the condition which is performing the tire repair work with the container for puncture repair liquid of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Container for puncture repair liquid 2 Container body 3 Opening 4 Puncture repair liquid 5 Seal film 10 System cap 11 Air supply port 12 Puncture repair liquid outlet 13 Channel 14, 16 Protrusion 15 Backflow prevention plug 17 Guide groove

Claims (5)

The container body having a cylindrical opening accommodates the puncture repair liquid, and the opening is sealed with a sealing film, and a system cap having an air inlet and / or a puncture repair liquid outlet is screwed into the opening. In the container for the puncture repair liquid that is worn,
A protrusion having a sharp tip is provided at a position offset from the center of the opening inside the system cap, and the tip of the protrusion is one round length of the seal film by screwing the system cap into the opening. A container for containing a puncture repair liquid configured to break 3/4 or less . The puncture repair liquid container according to claim 1, wherein the position of the protrusion is offset from the center of the opening toward the air inlet. 3. The puncture repair according to claim 1, wherein the air inflow port is closed with a backflow prevention stopper of a puncture repair liquid, and the backflow prevention stopper is separated by the pressure of air that first flows from the air inflow port. Container for liquid. The container for containing puncture repair liquid according to any one of claims 1 to 3 , wherein a protrusion for locking a broken piece of the seal film is provided on the upstream side of the puncture repair liquid outlet. The container for puncture repair liquid according to claim 1 , wherein a guide groove for guiding the puncture repair liquid is communicated with the puncture repair liquid outlet.

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