CN215308910U

CN215308910U - Integral hand-free three-way breast pump

Info

Publication number: CN215308910U
Application number: CN202121854618.6U
Authority: CN
Inventors: 陈少忠
Original assignee: Zhejiang Xinbei Medical Instrument Co ltd
Current assignee: Zhejiang Xinbei Medical Instrument Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2021-12-28
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the technical field of mother and infant products, in particular to an integrated hand-free three-way breast pump, which is characterized in that a cylinder silica gel and a three-way piece are arranged in a first cavity, breast milk is sucked into the first cavity through the adsorption effect of the cylinder silica gel, then a one-way valve is arranged on the cylinder silica gel, a milk outlet channel can be communicated or sealed, the flow of the breast milk is controlled, the one-way valve can also prevent the breast milk from flowing back, the one-way valve and the cylinder silica gel form an integrated structure and are matched and connected with the three-way piece, and the three parts form the main working part of the breast pump, so that the whole structure of the breast pump is simple, the assembled volume of the breast pump can be reduced to a certain extent, a bra of a woman in a lactation period can support the breast pump, two hands are liberated, and great convenience is created for the woman in the modern lactation period.

Description

Integral hand-free three-way breast pump

Technical Field

The utility model relates to the technical field of mother and infant articles, in particular to an integrated hand-free three-way breast pump.

Background

A breast pump refers to a tool for expressing breast milk accumulated in a breast. Because most of the workplaces and women can not stay at home for nursing infants for a long time, the breast milk needs to be sucked out in advance by a breast pump and then refrigerated, and the breast milk needs to be taken out for eating when the infants need to eat.

In the prior art, the breast pump generally has the defects of excessive integral parts, complex installation before breast pumping and complex structure of each part, the integral body of the assembled breast pump is large, the breast pump cannot be used without hands, and great inconvenience is caused for fast-paced modern women.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

the utility model provides an integrated hand-free three-way breast pump, which comprises a breast pump shell, a breast pump front cover, cylinder silica gel and a three-way piece, wherein the breast pump front cover is provided with a front cover and a back cover; the breast pump front cover seals the breast pump shell, and the breast pump front cover and the breast pump shell form a first cavity; the air cylinder silica gel and the three-way piece are detachably arranged in the first cavity; the front cover of the breast pump is provided with a horn mouth; the bell mouth is communicated with the first cavity; the inner diameter of the bell mouth is arranged in a convergent shape along the direction from the outer side to the inner side of the front cover of the breast pump; the cylinder silica gel is provided with a concave cavity and a milk inlet; the milk inlet is communicated with the concave cavity; a one-way valve is arranged at the milk inlet; the one-way valve and the cylinder silica gel are integrally formed; the three-way piece seals the milk inlet; the three-way piece is provided with a short communicating pipe; the bell mouth is communicated with the milk inlet through the communication short pipe; the three-way piece is provided with a milk outlet channel; the inlet end of the milk outlet channel is communicated with the concave cavity; the one-way valve may seal the outlet end of the milk outlet passage.

Furthermore, a baffle is fixedly arranged in the first cavity; the baffle divides the first cavity into a milk sucking cavity and a milk storage cavity; the cylinder silica gel and the three-way piece are arranged in the milk sucking cavity; the baffle is provided with a bayonet; the outer wall of the milk outlet channel can be clamped in the clamping opening; the milk outlet channel can be communicated with the milk storage cavity.

Furthermore, a sealing cover is detachably arranged on the milk storage cavity; the sealing cover is used for sealing the milk storage cavity.

Further, an air cylinder barrel with an open end is fixedly arranged on the inner surface of the milk suction cavity; the cylinder silica gel is detachably embedded in the cylinder body; the cylinder silica gel seals the opening of the cylinder body; an air pressure cavity is formed between the air cylinder silica gel and the air cylinder barrel; the cylinder silica gel is in the atmospheric pressure cavity is deformable.

Further, a first air hole is formed in the cylinder body of the air cylinder; a second air hole is formed in the shell of the breast pump; an air pipe is arranged on the second air hole; the air pipe penetrates through the second air hole and is communicated to the first air hole; the air pipe is communicated with the air pressure cavity.

Furthermore, a plurality of flow channels are formed in the inner wall of the concave cavity; the inner surface of the cylinder silica gel is provided with a plurality of raised silica gel pieces; the flow channel and the protruding silica gel piece are arranged in a one-to-one correspondence mode.

Further, the concave cavity is arranged in a convergent shape; the convergence direction of the concave cavity is the same as that of the bell mouth; one of the flow passages communicates with the inlet end of the milk outlet passage.

Further, the check valve includes a valve plate; the valve plate is arranged at the milk inlet; the valve plate and the cylinder silica gel are integrally formed; the valve plate can seal the milk outlet channel; the opening direction of the valve plate faces the milk storage cavity.

Furthermore, the openings of the bell mouth, the communication short pipe and the milk inlet are circular; the centers of the bell mouth, the communication short pipe and the milk inlet are arranged in a collinear way.

The utility model has the advantages or beneficial effects that:

the integrated hand-free three-way breast pump provided by the utility model has the advantages that the cylinder silica gel and the three-way piece are arranged in the first cavity, breast milk is sucked into the first cavity through the adsorption effect of the cylinder silica gel, then the one-way valve is arranged on the cylinder silica gel, the milk outlet channel can be communicated or sealed, the flow of the breast milk is controlled, the one-way valve can also play a role in preventing the breast milk from flowing back, the one-way valve and the cylinder silica gel form an integrated structure and are matched and connected with the three-way piece, and the three parts form a main working part of the breast pump, so that the whole structure of the breast pump is simple, the assembled volume of the breast pump can be reduced to a certain extent, the breast pump can be supported by bras of women in the lactation period, the breast pump is liberated, and great convenience is created for modern women in the lactation period.

Drawings

The utility model and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model.

FIG. 1 is an exploded view of an integrated hands-free three-way breast pump provided in embodiment 1 of the present invention;

FIG. 2 is a cross-sectional view of an integrated hands-free three-way breast pump according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a three-way component and a cylinder silica gel in the integrated hand-free three-way breast pump provided in embodiment 1 of the present invention;

FIG. 4 is a schematic view of the overall structure of an integrated hand-free three-way breast pump provided in embodiment 1 of the present invention;

fig. 5 is a schematic view of an internal structure of a breast pump housing of an integrated hand-free three-way breast pump according to embodiment 1 of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As used herein, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the positional or orientational relationship illustrated in the figures to facilitate the description of the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model.

The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the utility model without making creative efforts, belong to the protection scope of the utility model.

Example 1

In the prior art, the breast pump generally has the defects of excessive integral parts, complex installation before breast pumping work and complex structure of each part, the integral body of the assembled breast pump is large, the breast pump cannot be used without hands, and great inconvenience is caused for fast-paced modern women.

In order to solve the above technical problems, an integrated hand-free three-way breast pump provided in embodiment 1 of the present invention is, as shown in fig. 1 to 5, composed of a breast pump housing 1, a breast pump front cover 2, a cylinder silica gel 3, and a three-way piece 4; the breast pump front cover 2 seals the breast pump casing 1, and the breast pump front cover 2 and the breast pump casing 1 form a first cavity 12; the cylinder silica gel 3 and the three-way piece 4 are detachably arranged in the first cavity 12; the front cover 2 of the breast pump is provided with a bell mouth 21; the bell mouth 21 is communicated with the first cavity 12; the inner diameter of the bell mouth 21 is arranged in a convergent shape along the direction from the outer side to the inner side of the front cover 2 of the breast pump; the cylinder silica gel 3 is provided with a concave cavity 31 and a milk inlet 32; the milk inlet 32 is communicated with the concave cavity 31; a one-way valve 33 is arranged at the milk inlet 32; the one-way valve 33 is integrally formed with the cylinder silica gel 3; the tee fitting 4 is sealed in the milk port 32; the tee joint part 4 is provided with a short communication pipe 41; the bell mouth 21 is communicated with the milk inlet 32 through a communication short pipe 41; the three-way piece 4 is provided with a milk outlet passage 42; the inlet end of the milk outlet passage 42 communicates with the recessed cavity 31; the one-way valve 33 may seal the outlet end of the milk outlet passage 42.

In the embodiment 1, the user tightly attaches the bell mouth 21 to the breast, and fixes the hands-free three-way breast pump through the bra, and then opens the host of the breast pump, in this embodiment 1, by disposing the cylinder silica gel 3 and the three-way piece 4 in the first cavity 12, the breast is sucked into the first cavity 12 through the adsorption effect of the cylinder silica gel 3, and then disposing the check valve 33 on the cylinder silica gel 3, the milk outlet channel 42 can be communicated or sealed, the flow of the breast milk is controlled, the check valve 33 can also prevent the breast milk from flowing back, the check valve 33 and the cylinder silica gel 3 are integrated and are connected with the three-way piece 4 in a matching way, the three parts form the main working part of the breast pump, so that the cylinder silica gel 3 can realize the function of sucking milk and the function of controlling the flow of the breast milk, the breast pump has the advantages that the overall structural performance of the breast pump is enhanced, the overall structure of the breast pump is simple through the arrangement, the assembled volume of the breast pump can be reduced to a certain extent, the breast pump can be supported by bras of lactating women, hands are liberated, and great convenience is created for modern lactating women; in addition, the long convergent shape of the bell mouth 21 enables the breast to be more appropriately placed in the bell mouth 21, reducing the discomfort of the user.

Preferably, in the integrated three-way hand-free breast pump provided in this embodiment 1, as shown in fig. 1, fig. 2 and fig. 5, a baffle 5 is fixedly disposed in the first cavity 12; the baffle 5 divides the first cavity 12 into a milk sucking cavity 121 and a milk storage cavity 122; the cylinder silica gel 3 and the tee joint piece 4 are arranged in the milk sucking cavity 121; the baffle 5 is provided with a bayonet 51; the outer wall of the milk outlet channel 42 can be clamped in the bayonet 51; the milk outlet passage 42 may be disposed in communication with the milk storage chamber 122. In this embodiment 1, the breast pump of breast pump is accomplished in breast pumping chamber 121, the setting of storing up milk chamber 122 is the same with the function of feeding bottle or collection breast bag, after the breast pump with breast milk suction, flow into in the sunken cavity 31 of cylinder silica gel 3 earlier, the rethread goes out milk passageway 42 and flows to storing up in milk chamber 122, it is used for collecting breast milk to store up milk chamber 122, through this setting, need not store up milk bag or feeding bottle at the external connection of breast pump, directly collect breast milk in the inside of breast pump, the suction of breast milk and the function of collecting the integration have been realized.

In order to avoid the leakage of breast milk and waste, in the integrated hands-free three-way breast pump provided in embodiment 1, as shown in fig. 1, a sealing cover 13 is detachably disposed on the milk storage cavity 122; the sealing cover 13 is used to seal the milk storage chamber 122. Through the setting of sealed lid 13, can seal up storing up milk chamber 122, avoid breast milk to flow from the joint line of breast pump shell 1 and breast pump protecgulum 2 and cause the waste to the sealing performance of this breast pump of reinforcing.

Preferably, as shown in fig. 1, 2 and 5, the integral three-way hand-free breast pump provided in this embodiment 1 has a cylinder 14 with an open end fixed on the inner surface of the milk-sucking chamber 121; the cylinder silica gel 3 is detachably embedded in the cylinder body 14; the cylinder silica gel 3 seals the opening of the cylinder body 14; an air pressure cavity is formed between the cylinder silica gel 3 and the cylinder body 14; the cylinder silica gel 3 can deform in the air pressure cavity; the cylinder body 14 is provided with a first air hole; a second air hole is arranged on the shell 1 of the breast pump; an air pipe 6 is arranged on the second air hole; the air pipe 6 passes through the second air hole and is communicated to the first air hole; the air pipe 6 is communicated with the air pressure cavity.

In this embodiment 1, the air pressure cavity can enable the air cylinder silicone 3 to have a certain range of motion, when an external negative pressure generating device generates suction, air in the air pressure cavity passes through the first air hole and the second air hole and is finally sucked away by the air pipe 6, the air pressure in the air pressure cavity is reduced, the air cylinder silicone 3 expands towards the air cylinder barrel 14, the volume of the concave cavity 31 in the air cylinder silicone 3 is increased, the air pressure in the concave cavity 31 is reduced, the human body air pressure is greater than the air pressure in the concave cavity 31 at this time, then the breast milk is pressed into the concave cavity 31 under the human body air pressure, then the breast milk flows to the milk outlet channel 42 along the concave cavity 31, and finally flows into the milk storage cavity 122 for collecting the breast milk, in the use process of the integrated three-way hand-free breast pump provided in this embodiment 1, the outlet end of the milk outlet channel 42 is arranged downward, when the breast pump starts to work, the breast milk can directly flow out along the milk outlet channel 42, and can not remain in the cylinder silica gel 3, so that the waste of the breast milk is avoided.

Preferably, as shown in fig. 1 and 3, in the integrated three-way hand-free breast pump provided in this embodiment 1, a plurality of flow channels 34 are formed on an inner wall of the concave cavity 31; the inner surface of the cylinder silica gel 3 is provided with a plurality of convex silica gel pieces 35; the flow channels 34 are arranged in one-to-one correspondence with the raised silicone pieces 35. The setting of runner 34 can play the guide effect for the flow of breast milk, avoids the breast milk to remain in sunken cavity 31, and the deformability of cylinder silica gel 3 can be strengthened through setting up of protruding silica gel piece 35, makes it can contract effectively or reply under the effect of negative pressure to strengthen this breast pump's the efficiency of suckling.

Preferably, in the integrated hand-free three-way breast pump provided in this embodiment 1, as shown in fig. 1 and fig. 2, the concave cavity 31 is disposed in a convergent shape; the convergence direction of the concave cavity 31 is the same as that of the bell mouth 21; one of the flow paths 34 communicates with the inlet end of the milk outlet passage 42. In this embodiment 1, when the breast pump starts working, the concave cavity 31 is transversely arranged, and the flowing surface of the breast milk is an inclined surface, so that the breast milk can better flow into the milk outlet channel 42, and the flow channel 34 communicates with the inlet end of the milk outlet channel 42, so that the flow of the breast milk can be guided, and the collection efficiency of the breast milk is further improved.

In order to provide a one-way valve 33 suitable for the one-piece hands-free three-way breast pump provided in this embodiment 1, preferably, the one-way valve 33 comprises a valve plate; the valve plate is arranged at the milk inlet 32; the valve plate and the cylinder silica gel 3 are integrally formed; the valve plate may seal the milk outlet passage 42; the opening direction of the valve plate is set toward the milk storage chamber 122. In this embodiment 1, when the breast pump does not work, the valve plate is in a closed state to close the milk outlet passage 42, and when the breast pump starts working, the valve plate is under the gravity action of breast milk to open, so that the breast milk can smoothly flow into the milk storage cavity 122.

Preferably, in the integrated hand-free three-way breast pump provided by this embodiment 1, the openings of the bell mouth 21, the communication short pipe 41 and the milk inlet 32 are circular; the centers of the bell mouth 21, the communication stub 41 and the milk inlet 32 are arranged in a line. Can make the quick quilt of breast milk inhale in the cylinder silica gel 3 through this setting to can further increase the overall structure performance of this breast pump through this setting.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.

Claims

1. An integrated hand-free three-way breast pump is characterized by comprising a breast pump shell, a breast pump front cover, cylinder silica gel and a three-way piece;

the breast pump front cover seals the breast pump shell, and the breast pump front cover and the breast pump shell form a first cavity; the air cylinder silica gel and the three-way piece are detachably arranged in the first cavity; the front cover of the breast pump is provided with a horn mouth; the bell mouth is communicated with the first cavity; the inner diameter of the bell mouth is arranged in a convergent shape along the direction from the outer side to the inner side of the front cover of the breast pump;

the cylinder silica gel is provided with a concave cavity and a milk inlet; the milk inlet is communicated with the concave cavity; a one-way valve is arranged at the milk inlet; the one-way valve and the cylinder silica gel are integrally formed;

the three-way piece seals the milk inlet; the three-way piece is provided with a short communicating pipe; the bell mouth is communicated with the milk inlet through the communication short pipe; the three-way piece is provided with a milk outlet channel; the inlet end of the milk outlet channel is communicated with the concave cavity; the one-way valve may seal the outlet end of the milk outlet passage.

2. The integrated hand-free three-way breast pump as claimed in claim 1, wherein a baffle is fixedly arranged in the first cavity; the baffle divides the first cavity into a milk sucking cavity and a milk storage cavity; the cylinder silica gel and the three-way piece are arranged in the milk sucking cavity; the baffle is provided with a bayonet; the outer wall of the milk outlet channel can be clamped in the clamping opening; the milk outlet channel can be communicated with the milk storage cavity.

3. The one-piece hand-free three-way breast pump as claimed in claim 2, wherein a sealing cover is detachably disposed on the milk storage chamber; the sealing cover is used for sealing the milk storage cavity.

4. The integrated hand-free three-way breast pump as claimed in claim 2, wherein a cylinder barrel with an open end is fixedly arranged on the inner surface of the breast pumping cavity; the cylinder silica gel is detachably embedded in the cylinder body; the cylinder silica gel seals the opening of the cylinder body; an air pressure cavity is formed between the air cylinder silica gel and the air cylinder barrel; the cylinder silica gel is in the atmospheric pressure cavity is deformable.

5. The integrated hand-free three-way breast pump as claimed in claim 4, wherein the cylinder body is provided with a first air hole; a second air hole is formed in the shell of the breast pump; an air pipe is arranged on the second air hole; the air pipe penetrates through the second air hole and is communicated to the first air hole; the air pipe is communicated with the air pressure cavity.

6. The integrated hand-free three-way breast pump as claimed in claim 1, wherein the inner wall of the concave cavity is provided with a plurality of flow passages; the inner surface of the cylinder silica gel is provided with a plurality of raised silica gel pieces; the flow channel and the protruding silica gel piece are arranged in a one-to-one correspondence mode.

7. The integrated hands-free three-way breast pump as claimed in claim 6, wherein the recessed cavity is convergent; the convergence direction of the concave cavity is the same as that of the bell mouth; one of the flow passages communicates with the inlet end of the milk outlet passage.

8. The integrated hands-free three-way breast pump as claimed in claim 2, wherein the one-way valve comprises a valve plate; the valve plate is arranged at the milk inlet; the valve plate and the cylinder silica gel are integrally formed; the valve plate can seal the milk outlet channel; the opening direction of the valve plate faces the milk storage cavity.

9. The integrated hand-free three-way breast pump as claimed in claim 1, wherein the openings of the bell mouth, the communication short pipe and the milk inlet are circular in shape; the centers of the bell mouth, the communication short pipe and the milk inlet are arranged in a collinear way.