KR100385875B1 - Combination structure of liquid can and plastics creasing flange - Google Patents

Abstract

The present invention relates to a coupling structure of a liquid container and a synthetic resin wate, and forms an insertion groove in the bottom of the wate made of synthetic resin, whereby the coupling part penetrates into the upper insertion groove of the wate by high frequency fusion in the state of being pressed into the coupling part of the container. At the same time, softened wate is filled in the fusion hole of the coupling part which is dug into the upper part of the insertion groove, so that it is easy to manufacture and assemble, and there is no leakage and detachment phenomenon under impact, and it is economical because the wate does not rust. By inserting the can lid at the end of the additional protrusion, the crimping protrusion is pressed against the pressure reducing part of the can lid so that the can lid is firmly fitted to the wate and the sealing state is securely maintained. If you want to open the can lid by forming an opening groove and protruding the anti-counterfeiting jaw to the outside of the opening groove By inserting a tool such as a screwdriver to open the can lid, and opening the can lid to be indicated by the counterfeit prevention jaw, the user can easily determine whether or not the forgery can be made with the naked eye. When the prevention jaw opens the can lid with a screwdriver, it can act as a lever and ensure stacking stability, and can absorb external shocks by the space part.

Description

COMBINATION STRUCTURE OF LIQUID CAN AND PLASTICS CREASING FLANGE}

The present invention relates to a coupling structure of a liquid container and a synthetic resin wate, and in particular, the injection molding of the wate into a synthetic resin material can be used to prevent melting and economical use, and to form an insertion groove in the bottom of the wate. High frequency fusion of the upper end of the container makes it easy to manufacture and visually identifies whether the can is opened. The handle is injection molded from synthetic resin to simplify the manufacturing process, and it is easy to use. It is possible to minimize the defective rate generated and to prevent leakage and detachment even under adverse conditions such as the impact caused during use and transportation of the container, and to the combined structure of the liquid container and the synthetic resin wate to facilitate opening and closing of the can lid. It is about.

1 is a perspective view showing a prior art, a circular can having a wate 110 used for paint, etc., as shown in the drawing, the can is made of metal and the metal wate 110 which is a coupling portion with the can lid 120. ) Was a complicated process. That is, the metal wate 110 has a problem in that it is vulnerable to rusting, such as severe bending and peeling of the slab, so that the plating of the slab is peeled off.

In addition, the handle 130 is installed on both sides of the container 100, the container 100 and the handle 130 collide with the flow during the transport of the circular can, so that the wound or noise was generated in the container 100 In addition, when the container 100 and the handle 130 are combined, the manufacturing process is cumbersome and a relatively high incidence of defects is generated, and the manufacturing cost is increased, and the handle 130 is made of metal, and thus the touch is not good. If left to the outside for a long time rusted on the part of the wate (110), the appearance was not good, the container (100) fitted with the protrusion 122 of the can lid 120 into the inlet groove 112 formed in the wate (110). When the can lid 120 is opened and then closed again, there is a problem in that the reliability of the contents is deteriorated because it is impossible to clearly distinguish whether the can lid 120 is opened.

The present invention has been made to solve the above problems, the technical problem of the present invention can not only prevent the melt molding by injection molding the wate with a synthetic resin material can be used economically, the insertion groove on the bottom of the wate It is easy to manufacture by fusing the upper end of the container by high frequency welding, and can recognize the opening of the can with the naked eye. The injection molding of the handle is made of synthetic resin, and the manufacturing process is simple. The purpose of the present invention is to minimize the defective rate occurring at the coupling part, to prevent leakage and detachment even under adverse conditions such as the shock generated during use and transportation of the container, and to facilitate opening and closing of the can lid.

Technical problem of the present invention and the container formed with a coupling portion on the top; Insert grooves are formed in the bottom peripheral edge, one side of the insertion groove is formed with a space portion, and one side of the space portion is formed of a synthetic resin wate formed with the end of the projection protrusion protrudes on the inner side; It is achieved by providing a coupling structure of the liquid container and the synthetic resin wate characterized in that the coupling portion is dug into the upper portion of the wedge insertion hole by the high frequency fusion in the state that the insertion groove of the wate is pressed.

And, a plurality of fusion holes are formed in the coupling portion of the container is characterized in that the soft wate is filled in the fusion hole of the coupling portion that is dug into the upper portion of the insertion groove during high frequency welding.

In addition, the engaging portion of the container to be inserted into the insertion groove of the wate is characterized in that the locking portion is formed.

1 is a partially cutaway perspective view of the prior art;

2 is an exploded perspective view of the present invention.

Figure 3 is a perspective view of the bonded state of the present invention.

Figure 4 is a bottom perspective view of the present invention wate.

Figure 5a, b is a cross-sectional view showing a state in which the wate and the container is coupled to the present invention.

Figure 6a, b is a partial cross-sectional view showing a state in which the can lid is opened with a screwdriver in the present invention.

Figure 7a, b, c, d, e is a second embodiment according to the present invention, a cross-sectional view showing a state in which a container having a locking portion coupled to the wate.

8 is a perspective view of a wate as a third embodiment of the present invention.

9 is a cross-sectional view of FIG. 8.

10 is a cross-sectional view showing a state in which a container having a locking portion and a fusion hole is coupled to a wate as a fourth embodiment according to the present invention.

<Description of the code | symbol about the principal part of drawing>

10 container 12 coupling part

14: fusion hole 15: locking portion

20: Wate 21: Insertion groove

22: space 23: end

23a: compression protrusions 24: protrusions

24a: Opening groove 25: Counterfeit prevention jaw

26: fixed projection 28: reinforcement

28a: auxiliary pressing protrusion 29: coupling groove

30: handle 32: long hole

34: fixing hole

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to FIGS. 2 to 6 as follows.

Figure 2 is an exploded perspective view of the present invention, Figure 3 is a perspective view of the bonded state of the present invention, Figure 4 is a bottom perspective view of the wate of the present invention, Figure 5a, b is a cross-sectional view showing a state in which the wate and the container is coupled in the present invention. 6A and 6B are partial cross-sectional views showing a state in which a can lid is opened with a screwdriver in the present invention, and the present invention includes a container 10 and a wate 20.

Specifically, the container 10 has a coupling portion 12 having a plurality of fusion holes 14 formed therein to be filled with contents therein.

Wate 20 is injection-molded with a synthetic resin material, the insertion groove 21 formed on the bottom periphery, the space portion 22 formed on one side bottom of the insertion groove 21, and one side of the space portion 22 End 23 formed in the upper surface of the pressing projection 23a, the upper surface is formed on the upper surface of the space portion 22, the upper corner is formed with an angled protrusion 24, the protrusion 24 It consists of a plurality of opening grooves (24a) formed in between, and the anti-counterfeiting projection (25) formed on the outside of the opening groove (24a). Here, the space 22 is to absorb the external shock.

And, in the center of the wate 20, both ends of the outer periphery of the fixing hole 26 to be coupled to the long hole 32 and the handle 30 formed with a fixing hole 34 on one side to communicate with the long hole 32 Is formed to protrude.

In addition, the can lid 40 is coupled to the upper portion of the wate 20.

The crimp protrusion 23a is protruded in a ring shape on the upper end.

The operation of the present invention configured as described above will be described in detail with reference to the accompanying drawings.

First, as shown in Fig. 5a, 5b is inserted into the coupling portion 12 of the container 10, the synthetic resin wate 20, the insertion groove 21 is formed on the bottom periphery. Then the high frequency fusion in the state in which the wate 20 is pressed down the container 10. Then, the fusion hole 14 of the coupling part 12 that is inserted into the insertion groove 21 of the wate 20 is dug into the upper portion of the insertion groove 21 and at the same time into the upper portion of the insertion groove 21. Wate (20) softened in the filling is firmly fitted, there is no leakage and separation even in impact.

When the wate 20 and the container 10 are combined, the contents are filled in the container 10 and the can lid 40 is closed in a mechanical manner on the upper part of the wate 20 fitted in the container 10. When the decompression unit 42 of the can lid 40 is fitted to the inner circumference of the end 23, the end when the decompression unit 42 of the can lid 40 is fitted to the inner circumference of the end 23 The pressing lid 23a formed on the inner side of the 23 is coupled while pressing the can lid 40 to form a sealed state between the wate 20 and the can lid 40 and there is no leakage in the can lid 40. The can lid 40 is not separated by the protrusion 24. At this time, the pressing protrusion 23a compresses one side of the decompression unit 42 of the can lid 40.

Then, the handle 30 may be coupled to the wate 20. That is, the long hole 32 formed in the handle 30 is inserted into the fixing protrusion 26 installed at both ends of the outer periphery at the center of the wate 20, and then the fixing protrusion 26 is fixed to the fixing hole 34 communicating with the long hole 32. Pull the handle 30 so that). Then, the fixing protrusion 26 is not easily removed from the fixing hole (34).

In order to use the contents of the container 10 in the above state, as shown in Fig. 6a, b, the driver (D) is inserted into the opening groove (24a) of the wate 20, and inserted into the opening groove (24a) When the driver (D) is flipped, the can lid 40 is opened and can be used. When attempting to open the can lid 40 for the purpose of forging the contents, the can lid 40 cannot be opened elsewhere and is formed between the protrusions 24. Since the can lid 40 must be opened by inserting the driver D into the opening groove 24a, when the driver D is inserted into the opening groove 24a and flipped, the anti-counterfeiting member is a synthetic resin material which protrudes outward from the opening groove 24a. Marking (25) is pressed by the driver (D) can be clearly seen whether the opening of the can lid 40 can be easily confirmed, as well as counterfeit prevention jaw 25 can secure the role of the lever and loading stability.

In addition, when the can lid 40 needs to be closed again after using a part of the contents, the can lid 40 is placed on the upper part of the wate 20 and then combined with a simple tool such as a hammer. The 40 can be coupled while pressing the crimp protrusion 23a to maintain a good sealing state.

In addition, in order to transport the container 10, the handle 30 coupled to the wate 20 may be carried.

On the other hand, Figure 7 is a cross-sectional view showing a state in which the container having a locking portion coupled to the wate in the present invention, the locking portion of the engaging portion 12 of the container 10 to be fitted into the insertion groove 21 of the wate 20 7 is formed so that the locking portion 15 is bent downward from the end of the engaging portion 12 of the container 10. At this time, the locking portion 15 is bent at a predetermined interval from the coupling portion 12. In this technique, the engaging portion 12 of the container 10 having the locking portion 15 is inserted into the insertion groove 21 of the wate 20, and then the wate 20 is pressed down below the container 10. High frequency fusion at Then, the engaging portion 12 inserted into the insertion groove 21 of the wate 20 and the engaging portion 15 formed in the coupling portion 12 penetrate into the upper portion of the insertion groove 21 and at the same time of the insertion groove 21. The wate 20 softened in the fusion hole 14 formed in the coupling part 12 penetrated to the upper part is filled and the wate 20 is firmly secured without being separated from the container 10 by the catching part 15. To be combined.

In addition, 7b shows that the engaging portion 15 is vertically bent outward from the end of the engaging portion 12 of the container 10, and FIG. 7C shows that the engaging portion 15 engages the engaging portion 12 of the container 10. It is bent from the end to the outside downward, the engaging portion 15 is bent to contact the coupling portion 12.

In addition, FIG. 7D illustrates that the engaging portion 15 is rolled outwardly downward from the end of the engaging portion 12 of the container, and FIG. 7E illustrates that the engaging portion 15 is embossed downward from the end of the engaging portion 12. .

In order to combine the above-described techniques of FIGS. 7B, C, D, and E with the wate 20, the wate 20 may be coupled in the same manner as in FIG. 7A.

Meanwhile, in the present invention, the locking portion 15 is described as being bent to the outside of the container 10, but the locking portion 15 may be formed by bending the inside of the container 10.

8 to 9 is a third embodiment of the present invention, which extends the reinforcing portion 28 in which the auxiliary pressing protrusion 28a is formed at one circumference so that the coupling groove 29 is formed at the end 23. In order to more securely maintain the sealing state between the wate 20 and the can lid 40 when the can lid 40 is coupled to the wate 20. That is, the pressure reducing portion 42 of the can lid 40 is inserted into the coupling groove 29 formed between the end 23 and the reinforcing portion 28 and in this state to close the can lid 40 in a mechanical manner. When the pressure reducing portion 42 of the can lid 40 is fitted into the coupling groove 29, the end 23 and the reinforcement when the pressure reducing portion 42 of the can lid 40 is fitted into the coupling groove 29 The pressing protrusion 23a and the auxiliary pressing protrusion 28a formed in the portion 28 are coupled while pressing to maintain the sealing state between the wate 20 and the can lid 40 more reliably. There is no leakage, and the can lid 40 is not separated by the protrusion 24.

At this time, the pressing protrusion 23a and the auxiliary pressing protrusion 28a compress one side and the other side of the decompression unit 42 of the can lid 40, respectively.

And, Figure 10 is a fourth embodiment according to the present invention, a cross-sectional view showing a state in which a container having a locking portion and a fusion hole coupled to the wate, the container fitted into the insertion groove 21 of the wate 20 The fusion hole 14 is formed by cutting the coupling portion 12 of the 10, but one end of the fusion hole 14 is bent to the outside so that the locking portion 15 is formed, such a technique The fusion hole 14 and the engaging portion 15 of the container 10 formed with the engaging portion 12 is inserted into the insertion groove 21 of the wattage 20, the wattage 20 is lowered below the container 10 In the state pressed by the high frequency fusion. Then, the engaging portion 12 inserted into the insertion groove 21 of the wate 20 and the engaging portion 15 formed in the coupling portion 12 penetrate into the upper portion of the insertion groove 21 and at the same time of the insertion groove 21. The wate 20 softened in the fusion hole 14 formed by being cut into the coupling part 12 penetrated to the upper part is filled and the wate 20 is not separated from the container 10 by the catching part 15. It is to be combined more firmly without.

As described in detail above, according to the coupling structure of the liquid container and the synthetic resin wate, an insertion groove is formed on the bottom of the wate made of synthetic resin to be fused at a high frequency in the state of being pressed into the coupling part of the container to be coupled to the upper part of the wedge insertion groove. It is easy to manufacture and assemble, so that softened wate is filled in the fusion hole of the joining part that penetrates into the upper part of the insertion groove at the same time, and it is economical because the wate does not rust and escape, and the wate does not rust. By inserting the can lid at the end where the pressing protrusion is protruded into the can, the pressing protrusion is brought into close contact with the pressure reducing portion of the can lid, so that the can lid is firmly fitted to the wate and maintains a sealed state. An opening groove is formed between the protrusion and the protrusion, and a counterfeit prevention jaw is formed on the outside of the opening groove. When opening the can lid, be sure to insert a tool such as a screwdriver into the opening groove so that the can lid is opened, and the opening of the can lid is indicated by the counterfeit prevention jaw so that the user can easily determine whether the forgery is visual. In addition to improving the reliability of the anti-counterfeiting jaw acts as a lever when opening the can lid with a screwdriver to ensure the loading stability, there is an effect such as to absorb the external impact by the space portion.

In addition, by injection molding the handle with a synthetic resin material, the manufacturing process is simple, not only excellent in use, but also has the effect of minimizing the defective rate generated at the joint portion of the can and the handle.

While the invention has been shown and described with respect to certain preferred embodiments thereof, the invention is not limited to the embodiments described above, and is typically defined in the art to which the invention pertains without departing from the spirit of the invention as claimed in the claims. Anyone with knowledge of the world can make many variations.

Claims (7)

A container 10 having a coupling part 12 formed at an upper end thereof; Insertion groove 21 is formed in the bottom peripheral edge, the space portion 22 is formed on one side bottom surface of the insertion groove 21 and the pressing portion 23a protrudes on the inner side upper portion of the space portion 22 Made of synthetic resin wate 20, the end 23 is formed; In the state in which the insertion groove 21 of the wate 20 is pressed into the coupling part 12 of the container 10, the coupling part 12 moves upward through the insertion groove 21 of the wate 20. Coupling structure of the liquid container and synthetic resin wate, characterized in that the digging in. According to claim 1, wherein the plurality of fusion holes 14 are formed in the coupling portion 12 of the container 10, the fusion hole of the coupling portion 12 that is dug into the upper portion of the insertion groove 21 during high frequency welding Combined structure of a liquid container and a synthetic resin wate, characterized in that the wate (20) softened in (14). The liquid container according to claim 1 or 2, wherein the locking portion (15) is formed in the coupling portion (12) of the container (10) fitted in the insertion groove (21) of the wate (20). And synthetic resin wate structure. According to claim 1 or 2, wherein the upper surface of the space portion 22 is formed with a protrusion 24 is formed with the upper edge angled, a plurality of opening grooves (24a) are formed between the protrusions 24, Coupling structure of the liquid container and synthetic resin wate, characterized in that the anti-counterfeiting projection 25 is formed on the outside of the opening groove (24a). The handle of claim 1 or 2, wherein a handle (34) is formed at both ends of the outer periphery at the center of the wate (20) and the fixing hole (34) communicating with the long hole (32) outwardly of the long hole (32). 30) is a coupling structure of the liquid container and synthetic resin wate, characterized in that the fixing projections 26 are formed so that the coupling can be combined. The liquid according to claim 1 or 2, wherein the end portion (23) is integrally formed with a reinforcement portion (28) having an auxiliary crimping protrusion (28a) formed on one side so as to form a coupling groove (29). Combination structure of container and plastic wate. The method of claim 1, wherein the fusion hole 14 is formed by cutting the coupling portion 12 of the container 10 to be inserted into the insertion groove 21 of the wate 20, the fusion hole 14 of the Combined structure of the liquid container and synthetic resin wate, characterized in that one end is bent to one side so that the engaging portion 15 is formed.