JP2014136594A - Head structure of tube having pump structure and production method of the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a head structure of a tube having a pump structure which is used for filling content which is emulsion or cream state and which allows extraction of constant amount, has preferred encapsulation effect, and prevents contamination of the content and breeding of bacteria.SOLUTION: The head structure of a tube comprises: a tube structure part including a tube body with a storage part and a coupling part on which a first engaging part is formed; and a pump structure part including a push head part with a discharge port and a pump body on which a second engaging part is formed. By engagement of the first and second engaging parts, the pump body is provided in the storage part.

Description

  The present invention relates to a tube, and more particularly, to a head portion structure of a tube having a pump structure and a manufacturing method thereof.

  Technological advances in industrial products have brought about economic prosperity, which has led people to aim for a higher quality of life. Along with that, it has come to demand use efficiency for daily necessities.

  Commercially available detergents or chemicals for skin care are generally packed in tubes. Tube containers are widely used, and are used as packaging containers for facial cleansing creams, emulsions, cosmetics and the like. These products are consumables that are frequently used every day, and the amount of use is extremely large. Tubed containers therefore have a considerable need.

  The tube is made of an elastic material, and the container is manually pressed to take out the contents. However, it is difficult to take out a certain amount by pressing the container, so if the force of the pressing force increases unexpectedly, it will be taken out too much, especially the contents are expensive. If it is, it will be economically wasteful.

  In addition, if the tube cap is removed and removed every time it is used, bacteria easily propagate and the contents are easily altered.

  Therefore, how to solve the above-mentioned problem is a problem that is expected to be solved in the industry.

  The present invention is a tube head having a pump structure that can take out a certain amount of contents by a simple operation, has a favorable sealing effect, and prevents contamination of contents and bacterial growth. It is an object to provide a partial structure and a manufacturing method thereof.

  Therefore, as a result of intensive studies in view of the drawbacks found in the conventional tube structure, the inventor has a tube structure portion including a tube body having a storage portion and a connection portion having a first engagement portion formed therein. A pump structure portion having a push head portion having a discharge port and a pump body formed with a second engagement portion, wherein the first engagement portion and the second engagement portion are engaged with each other. In addition, the present invention has been completed based on the knowledge that the problem can be solved by the head portion structure of the tube having the pump structure in which the pump body is provided in the storage portion.

The present invention will be described in detail below.
A tube head portion structure having a pump structure according to claim 1, a tube structure portion including a tube main body having a storage portion and a connecting portion having a first engaging portion,
A pump structure portion having a push head portion having a discharge port and a pump body formed with a second engagement portion, wherein the first engagement portion and the second engagement portion are The pump main body is provided in the storage portion by being engaged.

  According to a second aspect of the present invention, in the tube head portion structure having the pump structure, the tube main body of the tube structure portion according to the first aspect and the connecting portion are integrally formed.

  According to a third aspect of the present invention, there is provided a tube head portion structure having a pump structure, wherein a stopper portion is formed at the connecting portion of the tube structure portion according to the second aspect, and the pump main body is contacted with the stopper portion of the connecting portion. A contacting buttock is formed.

  According to a fourth aspect of the present invention, there is provided a tube head portion structure having a pump structure, wherein the push head portion of the pump body is accommodated in the connecting portion of the tube structure portion according to the second aspect, and the push head portion is reciprocated. A storage space is formed as a space for performing the above.

  The tube head portion structure having a pump structure according to claim 5 further comprises a cap having a pump structure according to claim 2, further comprising a cap having a fourth engaging portion formed on an inner peripheral surface thereof, and A third engagement portion that engages with the fourth engagement portion is formed at the connection portion of the tube structure portion.

The manufacturing method of the head part structure of the tube having a pump structure according to claim 6 is:
In the first step, a tube structure part including a tube body having a storage part and a connecting part having a first engagement part is manufactured,
In the second step, a pump structure portion including a push head portion having a discharge port and a pump body having a second engagement portion is manufactured,
In the third step, the pump body of the pump structure part is provided in the storage part 111 of the tube body of the tube structure part,
In the fourth step, the first engagement portion of the tube structure portion and the second engagement portion of the pump structure portion are engaged.

  According to a seventh aspect of the present invention, there is provided a method of manufacturing a head portion structure of a tube having a pump structure, wherein the tube main body and the connecting portion of the tube structure portion according to the sixth aspect are integrally formed.

A manufacturing method of a head part structure of a tube having a pump structure according to claim 8,
A stopper portion is formed at the connecting portion of the tube structure portion according to claim 7, and a collar portion that contacts the stopper portion of the connecting portion is formed at the pump body.

  The method of manufacturing a head part structure of a tube having a pump structure according to claim 9, wherein the push head part of the pump body is accommodated in the connecting part of the tube structure part according to claim 7, and the push head A storage space, which is a space in which the part reciprocates, is formed.

  According to a tenth aspect of the present invention, there is provided a method for producing a head portion structure of a tube having a pump structure, wherein the head portion structure of the tube having a pump structure according to the seventh aspect has a cap formed with a fourth engagement portion on an inner peripheral surface. Furthermore, a third engagement portion that engages with the fourth engagement portion is formed at the connection portion of the tube structure portion.

  According to the present invention, in a tube structure filled with emulsion or cream-like contents, the contents can be taken out in a certain amount by a simple operation and have a preferable sealing effect. Not only can it prevent contamination and bacterial growth, it also has the convenience of having a simple structure and shortening the manufacturing process and manufacturing time to reduce production costs.

It is explanatory drawing which showed the structure of the head part structure of the tube which has a pump structure by this invention. It is explanatory drawing which showed the structure of the tube structure part in this invention. It is explanatory drawing which showed the cross-section of the head part structure of the tube which has a pump structure by this invention. It is explanatory drawing which showed the local structure of the tube structure part in this invention. It is the flowchart which showed the manufacturing method of the head part structure of the tube which has a pump structure by this invention.

  The present invention provides a tube head structure having a pump structure that can easily take out a certain amount, has a favorable sealing effect, and can prevent contamination of contents and bacterial growth, A tube structure portion including a tube main body having a storage portion and a connecting portion having a first engaging portion; a push head portion having a discharge port; and a pump main body having a second engaging portion. The pump main body is provided in the storage portion by engaging the first engagement portion and the second engagement portion. The structure of such a tube head will be described in detail below with reference to the drawings by giving specific examples. However, although the pump structure section applies the action of the hermetic pump, its principle is clearly recognized by those skilled in the art and thus will not be described in the following description. To do. Further, it is noted that the accompanying drawings are for explaining the structural features of the present invention, and are not drawn according to the actual size of the actual product.

  FIG. 1 discloses a preferred embodiment of the present invention. According to the drawing, the tube head structure 100 includes a tube structure portion 10 and a pump structure portion 20. The tube structure 10 includes a tube main body 11 and a connecting portion 12, and the tube main body 11 includes a storage portion 111 that stores, for example, an emulsion or a cream-like substance.

  In the embodiment, the tube main body 11 and the connecting portion 12 constituting the tube structure portion 10 are integrally formed. In this case, for example, a soft plastic material is integrally molded by injection molding or integrally formed by injection molding. The soft plastic material is preferably, for example, PE, but is not limited thereto.

  The connecting portion 12 includes at least one first engaging portion 122 with which the pump structure portion 20 is engaged.

  FIG. 1A is a local enlarged view of the tube structure 10. As disclosed in the drawings, the tube structure unit 10 may have a multi-layer structure in accordance with the substance stored in the storage unit 111. That is, when a plastic material is injected, it is molded by a method in which it is divided into a plurality of orders. As a matter of course, two-color molding in which different materials are injected into each layer may be adopted. By such a method, for example, as shown in the first layer 11a and the second layer 11b of FIG. 1A, the tube structure portion 10 having a two-layer structure or a multi-layer structure of two or more layers is molded, and the substance to be the contents is stored.

  The pump structure unit 20 includes a push head unit 21 and a pump body 22, and the push head 21 includes a discharge port 211.

  When the push head portion 21 is thrust, a pumping action due to airtight negative pressure is generated in the pump structure portion 20, and the contents stored in the storage portion 111 are discharged from the discharge port 211 for use by the user.

  In a container having a conventional tube structure, an opening is formed at one end of the tube structure, and when the contents stored in the tube structure are taken out, the tube structure is pushed with a finger and discharged from the opening. In this case, if the force for thrusting is too great, the amount of contents to be discharged is unnecessarily increased and wasted.

  Further, the tube structure itself has elasticity. Therefore, when the tube structure portion is thrust, the shape of the tube structure portion is restored by the urging force. In this case, a part of the already discharged contents may be sucked and returned to the tube structure. Therefore, the contents come into contact with the outside air, and for this reason, the contents are easily propagated recently, and the contents are altered.

  In the tube head structure 100 of this invention, the tube structure part 10 and the pump structure part 20 are connected, and the content is discharged by a push method. Therefore, not only can a certain amount be discharged, but also a favorable sealing effect can be obtained by the valve body 23 of the pump structure portion 20, and the substance stored in the storage portion 111 is prevented from being contaminated by contact with air. be able to. This point is noted here.

  Moreover, the tube main body 11 and the connection part 12 of the tube structure part 10 are integrally formed, and the connection part 12 includes at least one engagement part 122. A second engagement portion 221 is formed in the pump body 22 of the pump structure portion 20. With this structure, the pump structure portion 20 is provided so as to be positioned in the storage portion 111 of the tube structure portion 10. In this case, the first engaging portion 122 and the second engaging portion 221 are engaged. Therefore, in this invention, the pump structure part 20 can be provided in a manufacturing process, without adding a separate process process to manufacture of the tube structure part 10. FIG. For this reason, a manufacturing process and manufacturing time can be shortened and manufacturing cost can be reduced.

  Further, the stopper portion 123 is formed in the connecting portion 12 of the tube structure portion 10, and the flange portion 222 is formed in the pump main body 22 of the pump structure portion 20. For this reason, the collar part 222 contacts the stopper part 123, and the connection of the pump structure part 20 and the tube structure part 10 is further stabilized.

  Separately, the connecting portion 12 is formed with a storage space 121 that stores the push head 21 of the pump structure portion 20 and is a space in which the push head portion 21 reciprocates.

As disclosed in FIG. 2, the tube head structure 100 according to the present invention further includes a cap 30. A fourth engagement portion 31 is formed on the inner peripheral surface of the cap 30, and a third engagement portion 124 that is engaged with the fourth engagement portion 31 is formed on the outer peripheral surface of the connecting portion 12. With such a structure, the cap 30 can be detachably attached, the humidity of the contents located in the vicinity of the discharge port 211 can be maintained, and it can be protected from contamination by impurities such as dust in the external environment. .

  According to the above configuration, the content filling operation can be completed by filling the storage unit 111 with the contents from the sealing port 112 of the tube body 11 and sealing the sealing port 112.

  Further, as disclosed in FIG. 3, an inclined guide surface 1221 and an engaging protrusion 1222 are formed in the first engaging portion 122 of the connecting portion 12. When the pump structure portion 20 is connected to the tube structure portion 10 by forming the guide surface 1221, the second engagement portion 221 moves smoothly along the guide surface 1221, and the engagement protrusion 1222 causes the second engagement. The joint portion 221 is engaged, and the pump structure portion 20 is stably provided on the tube structure portion 10.

  FIG. 4 discloses steps for manufacturing a tube head structure 100 according to the present invention. First, the tube structure is provided for manufacturing in the step of S01. That is, the tube structure is the tube structure portion 10 described above, and includes a tube body 11 and a connecting portion 12. The tube body 11 includes a storage portion 111, and the connection portion 12 includes a first engagement portion 122.

  Next, in step S02, the pump structure is subjected to manufacture. The pump structure is the above-described pump structure portion 20 and includes a push head portion 21 and a pump main body 22. The push head portion 21 includes a discharge port 211, and the pump main body 22 is a second member. A joint portion 221 is provided.

  Next, in step S <b> 03, the pump main body 22 of the pump structure portion 20 is provided in the storage portion 111 of the tube main body of the tube structure portion 10.

  Furthermore, in the step of S04, the first engagement portion 122 of the tube structure portion 10 and the second engagement portion 221 of the pump structure portion 20 are engaged. The tube main body 11 and the connecting portion 12 of the tube structure portion 10 are integrally molded, the connecting portion 12 includes a stopper portion 123, the pump main body 22 of the pump portion structure portion 20 includes a flange portion 222, and the flange portion 222 is It abuts against the stopper 123. Therefore, the tube structure 10 and the pump structure 20 can be stably connected.

  In addition, the connecting portion 12 of the tube structure portion 10 forms a storage space 121 that is a space for storing the push head portion 21 of the pump structure portion 20 and performing reciprocating motion of the push head portion 21.

  Of course, as described above, the tube head structure according to the present invention may further include a cap 30. In this case, a fourth engagement portion 31 is formed on the inner peripheral surface of the cap 30, and a third engagement portion 124 that engages with the fourth engagement portion 31 on the outer peripheral surface of the coupling portion 12 of the tube structure 10. Form.

  The above is a preferred embodiment of the present invention, and does not limit the scope of the present invention. Accordingly, any modifications or changes that can be made by those skilled in the art, which are made within the spirit of the present invention and have an equivalent effect on the present invention, are included in the claims of the present invention. Shall.

DESCRIPTION OF SYMBOLS 10 Tube structure part 100 Tube head structure 11 Tube main body 11a 1st layer
11b 2nd layer 111 storage part 112 enclosure port 12 connection part 121 storage space 122 1st engagement part 1221 guide surface 1222 engagement projection part 123 stop part 124 3rd engagement part 20 pump structure part
21 Push head part 211 Discharge port 22 Pump main body 221 2nd engaging part 222 Gutter part 23 Valve body 30 Cap 31 4th engaging part

Claims (10)

A tube structure comprising a tube body having a storage portion, and a connecting portion formed with a first engagement portion;
A pump structure having a push head having a discharge port, and a pump body having a second engagement portion formed thereon,
A tube head portion structure having a pump structure, wherein the pump body is provided in the storage portion by engaging the first engagement portion and the second engagement portion.   The tube head portion structure having a pump structure according to claim 1, wherein the tube main body of the tube structure portion and the connecting portion are integrally formed.   The pump structure according to claim 2, wherein a stopper portion is formed at the connecting portion of the tube structure portion, and a flange portion is formed on the pump body so as to contact the stopper portion of the connecting portion. A head portion structure of a tube having:   3. The storage space, which is a space in which the push head portion of the pump main body is stored and the push head portion reciprocates, is formed in the connection portion of the tube structure portion. The head part structure of the tube which has the pump structure of.   The tube head portion structure having the pump structure further includes a cap having a fourth engagement portion formed on the inner peripheral surface, and the connection portion of the tube structure portion is engaged with the fourth engagement portion. 3. The tube head part structure having a pump structure according to claim 2, wherein a third engaging part is formed. In the first step, a tube structure part including a tube body having a storage part and a connecting part having a first engagement part is manufactured,
In the second step, a pump structure portion including a push head portion having a discharge port and a pump body having a second engagement portion is manufactured,
In the third step, the pump body of the pump structure part is provided in the storage part 111 of the tube body of the tube structure part,
In the fourth step, the tube head portion structure having a pump structure, wherein the first engagement portion of the tube structure portion is engaged with the second engagement portion of the pump structure portion. Manufacturing method.   7. The method of manufacturing a head portion structure of a tube having a pump structure according to claim 6, wherein the tube main body of the tube structure portion and the connecting portion are integrally formed.   The pump structure according to claim 7, wherein a stopper portion is formed at the connection portion of the tube structure portion, and a flange portion is formed on the pump body so as to be in contact with the stopper portion of the connection portion. The manufacturing method of the head part structure of a tube which has this.   8. The storage space, which is a space in which the push head portion of the pump main body is stored and the push head portion reciprocates, is formed in the connection portion of the tube structure portion. The manufacturing method of the head part structure of the tube which has the pump structure of this.   The tube head portion structure having the pump structure further includes a cap having a fourth engagement portion formed on the inner peripheral surface, and the connection portion of the tube structure portion is engaged with the fourth engagement portion. The method for manufacturing a head part structure of a tube having a pump structure according to claim 7, wherein a third engaging part is formed.

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