Breast sucking shield, milk collecting assembly and breast pump

Abstract

The breast suction shield comprises a nipple containing part and a flange, the nipple containing part is provided with a breast suction channel with openings in the two ends, one side of the flange is used for being attached to the breast, the other side of the flange and one opening of the nipple containing part are integrally formed, and the nipple containing part is provided with an opening. The joint of the nipple containing part and the flange comprises a hard rubber part and a soft rubber part wrapping the hard rubber part. According to the technical scheme, the utility model provides the milk sucking shield which is resistant to pulling and not prone to degumming.

Description

Technical Field

[0001] The utility model relates to the technical field of maternal and infant products, in particular to a breast shield, a milk collecting component and a breast pump. Background Art

[0002] A breast pump is a tool used to express breast milk accumulated in the mammary glands. It is generally used when the baby is unable to suck breast milk directly, or when the mother leaves the baby but still wants to breastfeed.

[0003] The breast shield of the existing breast pump product is a breast shield made of a combination of soft and hard rubber. The nipple receiving part is made of hard rubber, and the flange is made of soft rubber. The flange and the nipple receiving part are connected. After each use, when the breast shield is taken out of the milk bowl, the junction between the soft rubber part and the hard rubber part is frequently pulled, which is easy to debond. Utility Model Content

[0004] The main purpose of the utility model is to provide a breast shield, aiming to make the connection of the breast shield resistant to pulling and not easy to come off.

[0005] To achieve the above-mentioned purpose, the breast shield proposed by the utility model includes a nipple accommodating portion and a flange, the nipple accommodating portion has a milk suction channel with openings at both ends, one side of the flange is used to fit the breast, and the other side is integrally formed with an opening of the nipple accommodating portion, and the connection between the nipple accommodating portion and the flange includes a hard rubber part and a soft rubber part covering the hard rubber part.

[0006] In one embodiment of the present application, the hard rubber part and the soft rubber part are formed by encapsulation.

[0007] In one embodiment of the present application, the portion of the flange away from the nipple accommodating portion is made of soft rubber material.

[0008] In an embodiment of the present application, the hard rubber part extends in a direction away from the flange to form a connecting portion, the connecting portion is made of hard rubber material, and the part of the connecting portion away from the hard rubber part is used to connect to an air bag, and negative pressure is applied to the breast shield through the air bag.

[0009] In one embodiment of the present application, the hard rubber part is provided with a milk outlet, and the nipple receiving portion further comprises a one-way valve, one end of the one-way valve is connected to the milk outlet, and the other end is located in the milk storage cavity.

[0010] In an embodiment of the present application, the soft rubber portion extends in a direction away from the flange, and a portion of the soft rubber portion extends into the connecting portion.

[0011] The utility model also proposes a milk collecting assembly, comprising the breast shield and milk bowl as described above, wherein the outer edge of the flange is provided with a folded portion, the edge of the bowl rim of the milk bowl is buckled and connected to the folded portion, the folded portion is made of soft rubber material, and is used to connect with the edge of the bowl rim of the milk bowl and enclose to form a milk storage cavity, and the milk storage cavity is communicated with the nipple accommodating portion.

[0012] In one embodiment of the present application, guide wings are provided on opposite sides of the outer circumference of the nipple accommodating portion, a guide surface is formed in the milk bowl, and the guide wings abut against the guide surface to locate the relative positions of the nipple accommodating portion and the milk bowl.

[0013] In one embodiment of the present application, a negative pressure chamber is provided on the inner wall of the milk bowl for connecting to a negative pressure source, and the negative pressure chamber is connected to another opening of the nipple accommodating portion to enclose a negative pressure space, and an air bag is provided between the negative pressure chamber and the nipple accommodating portion.

[0014] The utility model also provides a breast pump, comprising the milk collecting assembly as described above and a negative pressure source for providing negative pressure to the milk collecting assembly.

[0015] The breast shield proposed in the technical solution of the utility model comprises a nipple accommodating portion and a flange, wherein milk suction channels are provided at both ends of the nipple accommodating portion, an opening at one end of the milk suction channel is integrally formed with one side of the flange, and the other side of the flange is used to fit the breast, and milk flows out of the breast and flows into the milk storage container through the opening at the other end of the milk suction channel. The connection between the nipple accommodating portion and the flange comprises a hard rubber part of an intermediate layer and a soft rubber part coated outside the hard rubber layer, so that the connection between the nipple accommodating portion and the flange is resistant to pulling, and is not easy to come off when the breast shield is repeatedly taken out, thereby improving the service life of the breast shield. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0017] Figure 1 This is a schematic structural diagram of an embodiment of the breast pump of the utility model;

[0018] Figure 2 for Figure 1 Sectional view at AA in the middle;

[0019] Figure 3 This is an exploded view of another embodiment of the breast pump of the present invention;

[0020] Figure 4 This is a schematic structural diagram of an embodiment of a breast shield of the utility model;

[0021] Figure 5 The utility model is a schematic structural diagram of a milk bowl in a milk collecting assembly according to an embodiment of the present invention.

[0022] Description of Figure Numbers:

[0023] Label name Label name 10 Milk collection components 116 Guide wing 1 Breast shields 12 Flange 11 Nipple receiving area 121 Folding Department 111 Hard plastic part 2 Milk bowl 112 Soft rubber part 21 Guide surface 113 Connection 22 Negative pressure chamber 114 Milk outlet 3 Airbag 115 Check valve 100 Breast Pump

[0024] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0027] In addition, the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0028] The existing breast shields of breast pump products are made of soft and hard rubber. The nipple receiving part is made of hard rubber, and the flange is made of soft rubber. The flange and the nipple receiving part are connected. After each use, when the breast shield is taken out of the milk bowl, the junction of the soft rubber part and the hard rubber part is frequently pulled, which is easy to debond. Therefore, the utility model provides a breast shield that is resistant to pulling and not easy to debond.

[0029] The utility model provides a breast shield 1.

[0030] In the embodiment of the utility model, the breast shield 1 includes a nipple accommodating portion 11 and a flange 12. The nipple accommodating portion 11 has a milk suction channel with openings at both ends. One side of the flange 12 is used to fit the breast, and the other side is integrally formed with an opening of the nipple accommodating portion 11. The connection between the nipple accommodating portion 11 and the flange 12 includes a hard rubber portion 111 and a soft rubber portion 112 covering the hard rubber portion 111.

[0031] In this embodiment, the breast shield 1 includes a flange 12 and a nipple receiving portion 11. The nipple receiving portion 11 has a milk suction channel with two ends open, which is used to place the nipple and connect the breast and the milk bowl 2, so that milk can flow out of the nipple and flow into the milk bowl 2. The connection between the nipple receiving portion 11 and the flange 12 includes a hard rubber portion 111 of the middle layer, which can be made of hard rubber or hard silicone, and the hard rubber portion 111 is resistant to pulling and bending and has higher strength, and a soft rubber portion 112 coated on the outer layer of the hard rubber portion 111, which can be made of soft rubber or soft silicone, and can protect the bending part of the hard rubber portion 111 from excessive bending and causing fracture. In a preferred embodiment, the hard rubber portion 111 includes a cylindrical first portion and a trumpet-shaped second portion. When the breast shield 1 is subjected to tension, the first portion and the second portion bear most of the tension and are resistant to pulling and bending.

[0032] The breast shield 1 proposed in the technical solution of the utility model includes a nipple accommodating portion 11 and a flange 12. A milk suction channel is opened at both ends of the nipple accommodating portion 11. An opening at one end of the milk suction channel is integrally formed with one side of the flange 12. The other side of the flange 12 is used to fit the breast. Milk flows out of the breast and flows into the milk storage container through the other end opening of the milk suction channel. The connection between the nipple accommodating portion 11 and the flange 12 includes a hard rubber part 111 of the middle layer and a soft rubber part 112 coated outside the hard rubber layer, so that the connection between the nipple accommodating portion 11 and the flange 12 is resistant to pulling, and is not easy to debond when the breast shield 1 is repeatedly taken out, thereby improving the service life of the breast shield 1.

[0033] In one embodiment of the present application, the hard plastic part 111 and the soft plastic part 112 are formed by encapsulation.

[0034] In this embodiment, the hard rubber part 111 is prepared first, and then the soft rubber part 112 is wrapped on the outer surface of the hard rubber part 111 through a rubber encapsulation process to form an integrally formed connection between the nipple receiving portion 11 and the flange 12 .

[0035] In one embodiment of the present application, the portion of the flange 12 away from the nipple receiving portion 11 is made of soft rubber material.

[0036] In this embodiment, the portion of the flange 12 away from the nipple receiving portion 11 is made of soft rubber material, such as soft rubber or soft silicone. When negative pressure is applied to the flange 12, the flange 12 can deform and transfer the negative pressure to the user's breast, further improving the milk discharge efficiency.

[0037] In one embodiment of the present application, the hard rubber portion 111 extends in a direction away from the flange 12 to form a connecting portion 113, the connecting portion 113 is made of hard rubber material, and the portion of the connecting portion 113 away from the hard rubber portion 111 is used to connect to the airbag 3, and negative pressure is applied to the breast shield 1 through the airbag 3.

[0038] In this embodiment, the hard rubber part 111 of the nipple accommodating portion 11 extends in a direction away from the flange 12 to form a connecting portion 113. The connecting portion 113 is made of a hard rubber material, such as hard rubber or hard silicone, and is used to support the connecting airbag 3. The airbag 3 deforms and reciprocates to apply negative pressure to the nipple accommodating portion 11, and finally applies negative pressure to the flange 12, so that milk can be sucked out of the breast and flow into the milk bowl 2 for temporary storage.

[0039] In one embodiment of the present application, the hard rubber part 111 is provided with a milk outlet 114, and the nipple receiving portion 11 further includes a one-way valve 115, one end of the one-way valve 115 is connected to the milk outlet 114, and the other end is located in the milk storage cavity.

[0040] In this embodiment, the hard rubber part 111 is provided with a milk outlet 114 which is connected to the milk bowl 2. Milk is sucked out from the breast and flows into the milk bowl 2 through the milk outlet 114 on the hard rubber part 111 of the nipple receiving portion 11 for collection and temporary storage. A one-way valve 115 is provided on the milk outlet 114 to prevent the milk flowing into the milk bowl 2 from the milk outlet 114 from flowing back and causing milk contamination or waste. The one-way valve 115 can adopt a valve structure such as a duckbill valve that can unidirectionally guide the milk outlet 114, which is not further limited here.

[0041] In an embodiment of the present application, the soft rubber portion 112 extends in a direction away from the flange 12 , and a portion of the soft rubber portion 112 extends into the connecting portion 113 .

[0042] In this embodiment, the soft rubber portion 112 extends in a direction away from the flange 12 , and part of the soft rubber portion 112 extends into the connecting portion 113 , which can improve the connection strength between the soft rubber portion 112 and the connecting portion 113 , and the connection is resistant to pulling and not easy to debond, thereby further improving the service life of the breast shield 1 .

[0043] The utility model also proposes a milk collecting assembly 10, comprising the above-mentioned breast shield 1 and milk bowl 2, the outer edge of the flange 12 is provided with a folded portion 121, the edge of the bowl mouth of the milk bowl 2 is buckled and connected with the folded portion 121, the folded portion 121 is made of soft rubber material, and is used to connect with the edge of the bowl mouth of the milk bowl 2 and enclose to form a milk storage cavity, and the milk storage cavity is connected with the nipple accommodating portion 11.

[0044] In this embodiment, the material of the milk bowl 2 should be a safe, non-toxic, and lightweight material, such as plastic. The general shape of the milk bowl 2 is a bowl shape, and the edge of the bowl mouth of the milk bowl 2 is buckled and connected with the folding portion 121 to form a sealed milk collection space to prevent milk from overflowing or dust from entering and causing pollution. The outer edge of the flange 12 is provided with a folding portion 121, which is made of soft rubber material and can buckle the milk bowl 2 to form a sealed milk collection space to prevent milk from overflowing or dust from entering and causing pollution.

[0045] In one embodiment of the present application, guide wings 116 are provided on opposite sides of the outer circumference of the nipple accommodating portion 11, and a guide surface 21 is formed in the milk bowl 2. The guide wings 116 abut against the guide surface 21 to locate the relative positions of the nipple accommodating portion 11 and the milk bowl 2.

[0046] In the present embodiment, guide wings 116 are provided on opposite sides of the outer peripheral wall of the nipple receiving portion 11, and correspondingly, a guide surface 21 is formed in the milk bowl 2. When the breast shield 1 and the milk bowl 2 are installed, the guide wings 116 abut against the guide surface 21 and can slide along the guide surface 21 into the milk bowl 2, thereby positioning the relative positions of the nipple receiving portion 11 and the milk bowl 2, thereby realizing rapid assembly of the milk bowl 2 and the breast shield 1.

[0047] In one embodiment of the present application, a negative pressure chamber 22 is provided on the inner wall of the milk bowl 2 for connecting to a negative pressure source. The negative pressure chamber 22 is connected to another opening of the nipple accommodating portion 11 to enclose a negative pressure space. An air bag 3 is provided between the negative pressure chamber 22 and the nipple accommodating portion 11.

[0048] In this embodiment, the inner wall of the milk bowl 2 is also provided with a negative pressure chamber 22, which is connected to another opening of the nipple receiving part 11, and encloses a closed negative pressure space. The negative pressure source of the breast pump 100 can directly or indirectly apply negative pressure to the breast shield 1 through the negative pressure space, and finally squeeze the user's breast to achieve the effect of helping the user to discharge milk. An air bag 3 is sandwiched between the negative pressure chamber 22 and the connecting part 113 of the nipple receiving part 11. The negative pressure source can indirectly apply negative pressure to the nipple receiving part 11 through the air bag 3, and finally squeeze the user's breast to achieve the effect of helping the user to discharge milk. The air bag 3 can prevent the milk from being sucked into the negative pressure chamber 22 or the negative pressure component, causing milk contamination or circuit failure. The central axis of the nipple receiving part 11 and the central axis of the negative pressure chamber 22 coincide with the central axis of the airbag 3, that is, the centers of the cross section of the nipple receiving part 11, the negative pressure chamber 22 and the airbag 3 are located on the same horizontal line. The negative pressure applied by the negative pressure component to the negative pressure chamber 22 can act evenly on the airbag 3, and then evenly on the cross section of the nipple receiving part 11, and finally evenly on the user's breast, so as to achieve all-round and even pressure on the user's breast and improve the efficiency of milk discharge. The airbag 3 is in the shape of a disc, and the bottom is arranged toward the negative pressure chamber 22. The negative pressure component applies negative pressure to the negative pressure chamber 22, and the bottom of the disc-shaped airbag 3 will face the negative pressure chamber 22, deform, and finally apply negative pressure to the user's breast, so as to achieve the effect of helping milk discharge.

[0049] The utility model further provides a breast pump 100 , comprising the milk collecting assembly 10 as described above and a negative pressure source for providing negative pressure to the milk collecting assembly 10 .

[0050] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A breast shield, comprising a nipple accommodating portion and a flange, wherein the nipple accommodating portion has a milk suction channel with openings at both ends, one side of the flange is used to fit the breast, and the other side is integrally formed with an opening of the nipple accommodating portion, and the connection between the nipple accommodating portion and the flange comprises a hard rubber part and a soft rubber part covering the hard rubber part.

2. A breast shield according to claim 1, characterized in that The hard rubber part and the soft rubber part are formed by encapsulation.

3. The breast shield according to claim 1, wherein: The portion of the flange away from the nipple receiving portion is made of soft rubber material.

4. A breast shield according to claim 3, characterized in that The hard rubber part extends in a direction away from the flange to form a connecting part, the connecting part is made of hard rubber material, and a part of the connecting part away from the hard rubber part is used to connect to an air bag, and negative pressure is applied to the breast shield through the air bag.

5. A breast shield according to claim 4, characterized in that The hard rubber part is provided with a milk outlet, and the nipple receiving part further comprises a one-way valve, one end of the one-way valve is connected with the milk outlet, and the other end is located in the milk storage cavity.

6. A breast shield according to claim 5, characterized in that The soft rubber portion extends in a direction away from the flange, and a portion of the soft rubber portion extends into the connecting portion.

7. A milk collecting assembly, characterized in that: It comprises the breast shield and milk bowl as claimed in claim 1, the outer edge of the flange is provided with a folded portion, the edge of the bowl mouth of the milk bowl is buckled and connected with the folded portion, the folded portion is made of soft rubber material, and is used to connect with the edge of the bowl mouth of the milk bowl and enclose to form a milk storage cavity, and the milk storage cavity is connected to the nipple accommodating portion.

8. The milk collecting assembly according to claim 7, characterized in that: Guiding side wings are provided on opposite sides of the outer circumference of the nipple accommodating portion, a guiding surface is formed in the milk bowl, and the guiding side wings abut against the guiding surface to locate the relative positions of the nipple accommodating portion and the milk bowl.

9. The milk collecting assembly according to claim 7, characterized in that: The inner wall of the milk bowl is provided with a negative pressure chamber for connecting a negative pressure source. The negative pressure chamber is connected to another opening of the nipple accommodating portion to enclose a negative pressure space. An air bag is provided between the negative pressure chamber and the nipple accommodating portion.

10. A breast pump, characterized in that: The invention comprises the milk collecting assembly according to any one of claims 7 to 9 and a negative pressure source for providing negative pressure to the milk collecting assembly.

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