TW201914911A - Easy-open can assembly with injury prevention function capable of preventing fingers from being cut during opening lid - Google Patents

Abstract

This invention relates to an easy-open can assembly, which comprises: a center plate located in the inner region of a main cutting line of the upper lid of an easy-open can and attached to the main cutting line; a discharge guiding unit for guiding the content in the easy-open can to evenly flow out; an injury prevention unit, which is located at both ends of the discharge guiding unit and covers the main cutting line, and is adhered to the upper lid, wherein by having the supporting point of the upper lid pull ring as reference, after applying the acting force that a portion of the pull ring against the upper lid to the upper lid, one end of the pull ring is moved from one side of the main cutting line to the other side to separate the center plate, and the portion attached to the upper lid is also separated to enclose the edge of the center plate; and, an adhesive film covering the inner region of the edge of the center plate and the outer side of the edge of the upper lid. According to this feature, the present invention may prevent the occurrence of accident that the finger may be cut during opening lid.

Description

Easy-opening component with anti-injury function

The present invention relates to the related content of the easy-opening can assembly, and more specifically relates to an easy-opening can assembly having an anti-injury function capable of preventing an accident such as cutting a finger when opening the can.

Easy open cans are usually made by rolling tinned steel or various coating treatments, most of which are in the shape of cylinders or cubes.

Such easy-opening cans are generally suitable for long-term preservation and preservation of various foods such as beverages, paints or greases.

The upper end of the easy-opening can is provided with a pull-tab, and the easy-opening can be opened by pulling up the easy-opening ring at one time.

According to the above-mentioned viewpoint, for example, the "expandable pull-tab on the open can" (hereinafter referred to as the prior art 1) and the "open can" of the registered patent No. 10-1713485 (hereinafter referred to as "registered utility model" No. 20-0464601 (hereinafter referred to as "opening can" Prior art 2).

The prior art 1 includes: a leveling member formed by being joined to the easy-open can top and extending from the adjacent edge of the joint point in the longitudinal direction; superimposed on the upper surface of the leveling element in an initial state, fixed to the leveling component The fixed end is formed by extending the slide ring from the fixed end when the pull tab is pulled up, and the expansion of the fixed end is a rotation axis.

The prior art 2 includes, in order to open the easy-opening can, when using the index finger to pull up the tab, in order to support the thumb or the side of the palm contacting the upper cover, formed on the straight line formed by the center of the rivet and the upper cover, protruding from the upper cover The stuck device.

However, the prior art requires that complicated structural factors be added to the easy-open can top, and there is a problem of expanding the additional engineering in order to increase or assemble the structural factor.

Moreover, the prior art has to increase the cost of raw materials such as aluminum in order to make unnecessary and complicated components, and its economic efficiency is very low.

In particular, including the general easy opening of the prior art, when the easy opening can be opened by the pull ring, an accident of sharply cutting the finger at the edge of the upper cover often occurs.

Therefore, it is necessary to develop a product that can greatly reduce complicated and unnecessary components, reduce production costs, and prevent a safety accident such as cutting a finger when opening a cover.

Technical problem solved

The present invention has been made in order to improve the above problems, and provides an easy-opening can assembly that can prevent accidents such as cutting fingers when the can lid is opened.

Technical solutions

In order to achieve the above object, the easy-opening can assembly having the anti-injury function of the present invention comprises: a central plate located in an inner region of the main cutting line of the easy-open can upper cover and attached to the main cutting line; and a discharge guiding unit guiding the easy opening can The contents are evenly flowed out; the anti-injury unit is located at both ends of the discharge guiding unit, and covers the main cutting line and is adhered to the upper cover. The support point of the upper cover ring is correct, and a part of the pull ring is pressed by the force of the upper cover. After the upper cover, one end of the pull ring moves from one side of the main cutting line to the other side, so that the central board is separated, and a part attached to the upper cover is also separated, including an anti-injury unit that wraps the edge of the central board, and the anti-injury unit The discharge guiding unit is extended on both sides, and has a circle shape as a whole, forming a plurality of cutting lines, which are separated when the cover is opened; and a film which is based on the main cutting line and covers the inner side of the edge of the center plate and the outer side of the upper cover edge.

Preferably, the method further comprises: a groove forming unit, which is located at one end of the pull ring of the upper lid of the easy open can and the outer side edge of the main cutting line of the upper cover, with the support point of the pull ring being leveled, and the force is on one side edge of the main cutting line A groove is formed on the outer side.

Preferably, the groove forming unit comprises: a groove forming piece which is gradually tapered from an end of the pull ring to a distal end of the outer side of the cover edge; and a groove forming line which is located directly below the groove forming piece, Together with the main cutting line, the intermediate portion of the linear auxiliary cutting line formed on the side of the main cutting line is formed in the outer side of the upper cover edge in order to separate the center plate, and is discharged when the center plate is opened with the main cutting line. The unit is superimposed on the auxiliary cut line and attached to the upper cover.

Preferably, the discharge guiding unit comprises: a first piece; a second piece connected to one end of the first piece, the angle is inclined to the first piece; and the third piece, from the first piece and the second piece respectively The edge is extended and bent, and when the central board is opened with the main cutting line, it is superposed on one side of the main cutting line and fixed to the lower part of the upper cover.

Advantageous Effects of Invention According to the present invention configured as described above, the following effects can be achieved.

First of all, the present invention is characterized in that the center plate is located in the inner side of the main cutting line of the easy-open can top and attached to the main cutting line; the discharge guiding unit guides the contents of the easy-opening can flow evenly; the anti-injury unit It is located at both ends of the discharge guiding unit, covering the main cutting line and sticking to the upper cover, and the support point of the upper cover pull ring is correct, and a part of the pull ring pressing the upper cover (that is, the force ') is applied to the upper cover, and then pulled One end of the ring is moved from one side of the main cutting line to the other side to separate the center plate, and a portion attached to the upper cover is also separated, including an anti-injury unit that wraps around the edge of the center plate. According to this feature, it is possible to prevent an accident such as a finger from being cut when the cover is opened.

Here, there is also provided a groove at one end of the pull ring of the easy-opening can and a side edge of the main cutting line of the upper cover, and the groove is supported by the support point of the pull ring, and the groove is formed on the outer side of the side edge of the main cutting line by the force. The unit is formed so that the easy-opening contents can be discharged uniformly and smoothly.

At this time, the groove forming unit includes a groove forming piece which is gradually pointed from a distal end of the pull ring to the distal end of the outer edge of the cover; and is located directly below the groove forming piece, together with the main cutting line for the center The plate is separated to form a groove forming line formed in the middle portion of the linear auxiliary cutting line on the side of the main cutting line toward the outer side of the cover edge. When the center plate is opened with the main cutting line, the discharge guiding unit and the auxiliary cutting line are superposed and attached to the upper cover, so that the easy-opening contents can be discharged uniformly and smoothly.

Moreover, the discharge guiding unit of the present invention comprises a first sheet; the second sheet is connected to one end of the first sheet to form a certain inclination angle with the second sheet; and the third sheet is formed from the respective edges of the first sheet and the second sheet When the main cutting line is opened, the central board is superimposed on one side of the main cutting line and fixed to the lower part of the upper cover, so that the contents of the easy opening can be discharged uniformly and smoothly.

Moreover, the anti-injury unit of the present invention is extended from both sides of the discharge guiding unit, and has a circular shape as a whole, which is based on the main cutting line, and includes a film covering the inner side of the edge of the center plate and the outer side of the edge of the upper cover, and the film can be pasted. Fixed to the center plate and the upper cover to separate, and the film cutting line formed on the outer side of the edge of the main cutting line as the film is formed, thereby preventing accidents such as cutting fingers during opening.

In particular, the present invention greatly reduces unnecessary and complicated components as compared with the prior art, so that the user can intuitively confirm and use it, thereby eliminating waste of high-priced raw materials such as aluminum, and contributing to reduction in production cost.

Advantages, features, and methods for achieving the objects of the present invention can be clearly understood by referring to the accompanying drawings and embodiments described in detail below.

However, the present invention is not limited to the embodiments described below, and will be implemented in many different forms.

The embodiments described below are provided only to make the present invention more complete, and the scope of the patent application of the present invention is fully described by those having ordinary skill in the art to which the invention pertains.

Further, the present invention is defined only in accordance with the scope of the claims.

Therefore, in order to avoid obscuring the well-known structural elements, acts and techniques of the several embodiments, no specific description is given.

Further, the same reference numerals are used in the present specification to refer to the same structural elements, and the terms used in the specification are used for the purpose of describing the embodiments, and are not intended to limit the invention.

Where a particular note is not given, the singular terms of the specification may also apply to the plural, and structural elements and actions involving 'including (or having)' do not exclude the presence or addition of one or more other structural factors and actions.

In the absence of other definitions, all terms (including technical and scientific terms) used in the specification can be understood by those having ordinary skill in the art.

Moreover, in the case where no other definition is given, the commonly used terms in the dictionary are not interpreted abnormally or excessively.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, Fig. 1 is an exploded perspective view showing the entire structure of the easy-opening can assembly of the first embodiment of the present invention.

Fig. 2 is a perspective view showing the structure of the discharge guiding unit 100 and the anti-injury unit 200, which are important parts of the easy-opening assembly of the first embodiment of the present invention.

Fig. 3 is a perspective view showing a state in which the easy-opening can assembly of the first embodiment of the present invention is assembled to the easy-opening can 400, which is an important portion, that is, the discharge guiding unit 100 and the anti-injury unit 200.

4 is a schematic view showing the discharge guide unit 100 and the anti-injury unit 200, which are important parts to the easy open can 400, in which the center plate 422 of the upper cover 420 is separated from the main cutting line 421 in the easy-opening can assembly of the first embodiment of the present invention. Fig. 4(a) is a plan view showing the easy opening can 400 which is not equipped with the discharge guiding unit 100 and the anti-injury unit 200 for comparison, and Fig. 4(b) shows the discharge guiding unit 100 being assembled in the easy open can 400. In the case of the anti-injury unit 200, a schematic plan view in which the center plate 422 is separated from the main cutting line 421.

The symbols not shown in Fig. 2 and Fig. 4 refer to Fig. 1.

First, the structure of the present invention includes the discharge guide unit 100 and the anti-injury unit 200 as shown.

The discharge guiding unit 100 functions to attach the center plate 422 of the inner region of the main cutting line 421 formed on the upper cover 420 of the easy open can 400 to the main cutting line 421, and guide the contents of the easy open can 400 to flow outward uniformly.

The anti-injury unit 200 is located at both ends of the discharge guide unit 100, and covers the main cutting line 421 to be attached to the upper cover 420.

The anti-injury unit 200 is the rivet 431 which is the support point of the upper cover 430 of the cover 420, and the end of the pull ring 430 is applied to the upper cover 420 by the end of the pull ring 430 pressing the upper cover 420 (hereinafter referred to as 'force'). Moving from one side of the main cutting line 421 to the other side separates the center plate 422 and wraps the edge of the center plate 422 as a part of the upper cover 420 is separated.

The present invention is applicable to the above embodiments, and can of course be applied to the following various embodiments.

First, as shown in Fig. 1, the structure of the easy open can 400 includes a cylindrical container itself 410 having an inner receiving space 411 (refer to Fig. 4) with an open upper opening and an open upper opening, and forming a caulking 423 and sinking. The upper cover 420 of the beads 424 (countersink bead).

The caulking 423 is a portion formed by caulking the edge of the upper cover 420 at the edge of the container itself 410.

The sinker 424 is a portion formed from the outer side of the main cutting line 421 formed on the upper cover 420 to the inner surface of the caulking 423.

The position of the center plate 422 is higher than the position where the beads 424 are formed, and the inner portion of the main cutting line 421 is formed. The tab 430 is attached to the center plate 422 with the support point, that is, the rivet 431.

The tab 430 is guided by the rivet 431 and can perform a certain degree of rotation.

At this time, the function of the sinker 424 is to prevent the twist deformation of the upper cover 420 including the center plate 422 when the rivet 431 is used as a support point to lift the end of the pull ring 430, thereby maintaining the structural strength and making the center plate 422 smooth. The ground is separated from the main cutting line 421.

In addition, the present invention may further include: one end of the pull ring 430 of the upper cover 420 of the easy open can 400 and the outer side of the side of the main cutting line 421 formed on the upper cover 420, with the support point of the pull ring 430 as the standard, with the force A groove forming unit 300 is formed on the outer side of one side edge of the main cutting line 421.

Such a groove forming unit 300 may include a groove forming sheet 310 which is formed by gradually deforming from a distal end of the tab 430 toward the distal end of the outer side of the cover 420 in the direction of the edge.

Further, the groove forming unit 300 may further include, located directly below the groove forming sheet 310, in the middle of the linear auxiliary cutting line 425 formed on the side of the main cutting line 421 together with the main cutting line 421 in order to separate the center plate 422. The groove formed to the outer side of the edge of the upper cover 420 forms a line 320.

In the discharge guide unit 100 to be described later, the center plate 422 is superposed on the auxiliary cutting line 425 and attached to the upper cover 420 as the main cutting line 421 is opened.

Therefore, as one end of the tab 430 presses the upper cover 420 obliquely by the urging force, the groove forming piece 310 presses the groove forming line 320, and the groove 330 can be formed (refer to FIG. 4(a)).

Even in the case where there is no discharge guide unit 100 to be described later, the groove 330 is described in a state where the accommodation space 411 is open to the air, that is, the center plate 422 is separated from the main cutting line 421, and the contents of the accommodation space 411 are smoothly discharged outward. .

In addition, the discharge guiding unit 100 can be applied to an embodiment including the structure of the first sheet 110 and the second sheet 120 and the third sheet 130 which are connected to one end of the first sheet 110 and have a certain inclination angle with the first sheet 110.

The third piece 130 is extended and bent from the respective edges of the first piece 110 and the second piece 120. After the main cutting line 421 is opened, the center plate 422 is superposed on the side of the main cutting line 421 and fixed to the lower side of the upper cover.

Here, the illustration of the discharge guiding unit 100 is not specifically shown, and when the contents inside the container itself 410 are discharged outward, an adhesive layer is formed under the first and second sheets 110, 120 so as not to be separated from the container itself 410. The state of being attached to the upper cover 420 is maintained.

Further, as shown in FIGS. 1 and 2, the structure of the anti-injury unit 200 is roughly divided into a film 210 and a film cutting line 220.

In particular, the film 210 is characterized in that it has a circular shape as a whole, and a plurality of cutting lines 260 are formed. The first film 210 is integrally connected to each other. However, when the center plate 422 is removed by the tab 430 in order to take out the contents, the film 210 is separated along with the film cutting line 220, and the cutting line 260 is also separated to wrap the sharp center plate. The edge of 422.

A plurality of separable films 210 are provided to reduce the force when the center plate 422 is opened.

The film 210 is extended from both sides of the discharge guiding unit 100, and has a circle shape as a whole. The main cutting line 421 is used to cover the inner side of the edge of the center plate 422 and the outer side of the edge of the upper cover 420.

The film cutting line 220 is formed so that the film 210 can be attached and fixed to the center plate 422 and the upper cover 420, and is formed on the outer side of the edge of the main cutting line 421 along the direction in which the film 210 is formed.

Further, the anti-injury unit 200 may further include a release paper 230 which is detachably attached to the lower surface of the film 210 and corresponds to the image of the film 210.

Therefore, the user can separate the release paper 230 of the anti-injury unit 200 which is initially packaged together with the easy-opening wrapper (not shown) in the direction of the arrow as shown in FIG. 2, as shown in FIG. The ground is attached and used together.

Moreover, the anti-injury unit 200 may further include: a film 210; a connection film 240 connected to both sides of the discharge guide unit 100; and a connection between both ends of the connection film 240 and the film 210 in order to separate the film 210 from the connection film 240 Auxiliary cut line 250 formed by the portion.

The connecting film 240 and the auxiliary cutting line 250 function to facilitate the user to attach the discharge guiding unit 100 and the anti-injury unit 200 to the easy-opening can 400, so that the discharge guiding unit 100 and the anti-injury unit 200 are temporarily maintained in a connected state. .

Therefore, the user applies the aforementioned force to pull one end of the tab 430 away from the upper cover 420, so that the center plate 422 is separated from the main cutting line 421, the film 210 is guided by the auxiliary cutting line 425, completely The cutting is separated from the connecting film 240.

Hereinafter, as shown in Figs. 2 and 4, a brief understanding of the operation of the present invention will be made.

First, after the user separates the release paper 250 on the lower surface of the film 210 as shown in Fig. 2, the film 210 is covered by the main cutting line 421 as shown in Fig. 3, and is adhered to the directly below the groove forming sheet 310. The first and second sheets 110 and 120 meet and are pushed in. After the discharge guide unit 100 is attached to the upper cover 420, the film 210 is attached to the upper cover 420.

When the user operates the tab 430 to separate the center plate 422 from the main cutting line 421, in order to prevent the film 210 from being separated from the container itself 410, the outer side of the edge of the film 210 is pressed as shown in Fig. 3, and is closely attached to After the peripheral surface of the caulking 423 and the peripheral end surface of the container itself 410, one end of the 2 tab 430 is lifted in the direction of the arrow, and the aforementioned force is applied to the upper cover 420.

At this time, before the operation 1 described above, the film cutting line 220 must adhere to the outer side of the edge of the main cutting line 421 to adhere the film 210.

Further, the user pulls the tab 430 as shown in FIG. 4 using a finger, a chopstick, or the like, and cuts off the separation center plate 422 from the main cutting line 421, and the inner side of the edge of the main cutting line 421 is adhered to the center plate 422. The film 210 and the caulking 423 and the film 210 adhered to the container itself 410 are cut and separated from each other by the film cutting line 220.

At the same time, the film 210 adhered to the center plate 422 is cut and separated from each other by the film cutting line 220. After being subjected to the tension of the generated external force, the force is applied and curled, and the outer edge of the center plate 422 is extended. A part of the formed film 210 is adhered to the lower surface of the center plate 422 as shown in the enlarged portion of Fig. 4(b).

Therefore, in a state in which the film 210 is formed to be wrapped along the edge of the center plate 422 separated from the main cutting line 421, in the process in which the center plate 422 is separated from the main cutting line 421, a safety device for preventing a safety accident such as cutting a finger is completed.

Hereinafter, the effects of the present invention will be described.

First, the present invention includes the feature that the center plate 422 of the inner portion of the main cutting line 421 of the easy-open can 400 is attached to the main cutting line 421, and the discharge guiding unit 100 that guides the contents of the easy-open can 400 to flow outward uniformly At the two ends of the discharge guiding unit 100, the main cutting line 421 is adhered to the upper cover 420, and the supporting point of the tab 430 is taken as a standard. After the aforementioned force is applied to the upper cover 420, one end of the tab 430 is cut from the main cutting line. One side of the 421 is moved to the other side to separate the center plate 422, and a portion attached to the upper cover 420 is also separated, including an anti-injury unit that wraps around the edge of the center plate 422. Therefore, when the upper cover 420 is opened, accidents such as cutting fingers can be prevented.

Here, the present invention further includes the following features: one end of the tab 430 of the upper cover 420 of the easy open can 400 and the outer side of the side edge of the main cutting line 421 of the upper cover 420, with the support point of the tab 430, with the above force A groove forming unit 300 in which a groove is formed outside the one side edge of the main cutting line 421. Therefore, there is also an effect of smoothly and uniformly discharging the contents of the accommodation space 411.

At this time, the groove forming unit 300 of the present invention includes a groove forming sheet 310 which is gradually pointed from the end of the tab 430 toward the outer side of the edge of the cover 420, and is located directly below the groove forming sheet 310, in order to make the center plate The 422 is separated from the main cutting line 421 to form a groove forming line 320 formed in the middle portion of the linear auxiliary cutting line 425 on the side of the main cutting line 421 in the outer side of the edge of the upper cover 420. On the other hand, the discharge guide unit 100 is attached to the upper cover 420 after being superimposed with the auxiliary cutting line 425 as the main cutting line 421 is opened. Therefore, there is an effect of smoothly and uniformly discharging the contents of the accommodation space 411.

Moreover, the discharge guiding unit 100 of the present invention comprises: a first piece 110; a second piece 120 connected to one end of the first piece 110 and at a certain inclination angle to the first piece 110; from the first piece 110 and the The edges of the two sheets 120 are extended and bent, and the center plate 422 is fixed to the third sheet 130 at the lower portion of the upper cover as the main cutting line 421 is opened and superposed on the side of the main cutting line 421. Therefore, there is an effect of smoothly and uniformly discharging the contents of the accommodation space 411.

Moreover, the anti-injury unit 200 of the present invention is extended from both sides of the discharge guiding unit 100, and has a circular shape as a whole, and the main cutting line 421 is included, and includes an inner side of the edge of the center plate 422 and an outer side of the edge of the upper cover 420. The film 210 and the film 210 can be adhered and fixed to the center plate 422 and the upper cover 420 to be separated, and the film cutting line 220 is formed on the outer side of the edge of the main cutting line 421 along the direction in which the film 210 is formed, thereby preventing the upper cover 420 from being cut when the upper cover 420 is opened. Accidents such as fingers.

In particular, the present invention greatly reduces unnecessary and complicated components as compared with the conventional easy-opening can, so that the user can intuitively confirm and use it, thereby eliminating waste of high-priced raw materials such as aluminum, and contributing to reduction in production cost.

As described above, the basic technical idea of the present invention is to provide an easy-opening can assembly that prevents accidents such as cutting a finger when opening a cover.

Further, in the scope of the basic technical idea of the present invention, various other modifications and applications can be made by those having ordinary knowledge in the art.

100‧‧‧Draining guide unit

110‧‧‧ first film

120‧‧‧ second film

130‧‧‧ third film

200‧‧‧Anti-injury unit

210‧‧‧ film

220‧‧‧film cutting line

230‧‧‧ peeling paper

240‧‧‧Connecting film

250‧‧‧Assisted cutting line

260‧‧‧ cut line

300‧‧‧ trough forming unit

310‧‧‧Slot forming piece

320‧‧‧ Groove forming line

330‧‧‧ Groove

400‧‧‧ Easy open cans

410‧‧‧ container itself

411‧‧‧ accommodating space

420‧‧‧上盖

421‧‧‧Main cutting line

422‧‧‧Central Board

423‧‧‧ caulking

424‧‧‧ Shen Zhu

425‧‧‧Auxiliary cutting line

430‧‧‧ pull ring

431‧‧‧ Rivets

Fig. 1 is an exploded perspective view showing the entire structure of the easy-opening can assembly of the first embodiment of the present invention.

Fig. 2 is a perspective view showing the structure of an ejection guide unit and an anti-injury unit, which are important parts of the easy-opening assembly of the first embodiment of the present invention.

Fig. 3 is a perspective view showing a state in which the easy-opening can assembly of the first embodiment of the present invention is used for assembling an important portion, that is, a discharge guiding unit and an anti-injury unit.

Fig. 4 is a schematic view showing the discharge guide unit and the anti-injury unit which are important parts for the easy opening of the easy-opening can according to the first embodiment of the present invention, and the central plate of the upper cover is separated from the main cutting line, Fig. 4 (a) It is for the comparison to give an easy-opening plan view of the un-discharged guiding unit and the anti-injury unit, and FIG. 4(b) shows the central board in the case of the easy-opening can be equipped with the discharge guiding unit and the anti-injury unit. A schematic plan view separated from the main cutting line.

Claims (4)

An easy-opening can assembly with an anti-injury function, comprising: a central plate located in an inner region of a main cutting line of an upper lid of an easy-opening can and attached to the main cutting line; a discharge guiding unit guiding the The contents of the easy-opening can be evenly flowed out; an anti-injury unit is located at both ends of the discharge guiding unit, and the main cutting line is adhered to the upper cover, and the supporting point of a pull ring of the upper cover is taken as After a part of the pull ring is pressed against the upper cover by a force applied to the upper cover, one end of the pull ring moves from one side of the main cutting line to the other side to separate the center plate, and a part of the upper cover is also attached. Following the separation, an anti-injury unit is wrapped around the edge of the central panel, and the anti-injury unit is extended from both sides of the ejection guide unit, and has a circular shape as a whole, forming a plurality of cutting lines, which are separated when the cover is opened; A film, which is based on the main cutting line, covering an inner region of the edge of the center panel and an outer side of the edge of the upper lid. The easy-opening can assembly having the anti-injury function according to claim 1, further comprising: a groove forming unit located at one end of the pull ring of the upper cover of the easy-opening can and the main cutting of the upper cover The outer side of one side edge of the line is leveled by the support point of the pull ring, and a force is formed on the outer side of one side edge of the main cutting line by the force. An easy-opening can assembly having an anti-injury function according to claim 2, wherein the groove forming unit comprises: a groove forming piece from one end of the ring to a distal end of the outer edge of the upper cover (distal end) a gradually forming tip; and a groove forming sheet located directly below the groove forming sheet, and forming a linear one on the side of the main cutting line together with the main cutting line for separating the center plate A groove formed by the intermediate portion of the auxiliary cutting line toward the outer side of the upper cover edge forms a line, and when the central plate is opened with the main cutting line, the discharge guiding unit and the auxiliary cutting line are superposed to adhere to the upper cover. The easy-opening can assembly having an anti-injury function according to any one of claims 1 to 3, wherein the discharge guiding unit comprises: a first piece; a second piece, and the first piece Connected, a certain angle is inclined to the first piece; and a third piece extending from the respective edges of the first piece and the second piece and being bent, when the central plate is opened with the main cutting line, The main cutting line is superposed on one side and fixed to the lower portion of the upper cover.