CN210096491U

CN210096491U - Breast pump

Info

Publication number: CN210096491U
Application number: CN201920562981.7U
Authority: CN
Inventors: 程克勇
Original assignee: Little Bear (shanghai) Maternal And Child Products Co Ltd
Current assignee: Little Bear (shanghai) Maternal And Child Products Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-02-21
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a breast pump, include: a milk storage container for collecting milk; the bra body is sleeved on the breast, the sealing end surface of the bra body can be in sealing contact with the breast, and the bra body is provided with an inlet for milk to enter; the collecting cover and the cover body form a sealed collecting cavity, the collecting cavity is provided with an outlet for milk to flow out, the outlet is communicated with the milk storage container, and the distance from the outlet to the sealing end surface is not more than the distance from the inlet to the sealing end surface; the negative pressure device is used for forming negative pressure on the collecting cavity. The cover body is covered on the breast, the negative pressure device is started to enable the sealed cavity to form negative pressure, the process of sucking milk is realized, and the sucked milk flows into the milk storage container through the outlet. When the breast pump is used, the position of the outlet is not higher than that of the inlet no matter what posture the postpartum mother is in, the milk of the postpartum mother can enter the collecting cavity through the inlet and flow out through the outlet under the action of gravity, and the milk sucking process is completed.

Description

Breast pump

Technical Field

The utility model relates to a pregnant technical field of infant product, in particular to breast pump.

Background

The milk pumps have various markets, but at present, the postpartum mother cannot lie or lie on the side to suck milk, the good milk pumping effect can be achieved only by sitting straight and leaning forward, and the physical fatigue degree of the postpartum mother is increased.

Therefore, how to provide a breast pump to adapt to various postures of postpartum mothers and improve the application range is a technical problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a breast pump to adapt to various postures of postpartum mothers, so as to improve the application range.

In order to achieve the above object, the utility model provides a following technical scheme:

a breast pump, comprising:

a milk storage container for collecting milk;

the bra comprises a bra body and a plurality of elastic pieces, wherein the bra body is used for being sleeved on a breast, the sealing end surface of the bra body can be in sealing contact with the breast, and the bra body is provided with an inlet for milk to enter;

a collection cap forming a sealed collection chamber with the housing, the collection chamber having an outlet for milk to flow out, the outlet communicating with the milk storage container, the outlet being no further from the sealing end than the inlet;

the negative pressure device is used for forming negative pressure on the collecting cavity.

Preferably, in the breast pump, the cover body includes an inner layer portion and an outer layer portion, the inner layer portion has the inlet, and the collecting cover is inserted between the inner layer portion and the outer layer portion and forms the collecting chamber with the inner layer portion.

Preferably, in the breast pump, the inlet has an adjustable inner diameter.

Preferably, in the breast pump, the inner layer is made of a ductile material, and an inner diameter of the inner layer is a curved surface.

Preferably, in the breast pump, the inner layer is made of silicone.

Preferably, in the breast pump, the collecting cap, the inner layer portion, and the outer layer portion are integrally formed.

Preferably, the breast pump further includes: an upper cover provided at a port of the milk storage container for hermetically covering the port;

the sealing cover is connected with the upper cover to form a sealing cavity, and the sealing cavity is communicated with the negative pressure device, the outlet and a port of the milk storage container;

an air shut-off valve, through which the upper cover communicates with the interior of the milk storage container, and which isolates the milk storage container from the seal chamber when negative pressure is present in the seal chamber; the air-shut valve conducts the milk storage container and the sealed cavity when the sealed cavity is inflated.

Preferably, the breast pump further includes:

the deformable elastic suction ring divides the sealing cavity into a first sealing cavity and a second sealing cavity, the first sealing cavity is communicated with the negative pressure device, and the second sealing cavity is communicated with the outlet and the port of the milk storage container.

Preferably, in the breast pump, the cover bodies correspond to the collection covers one to one, and the number of the collection covers is two.

Preferably, in the breast pump, the negative pressure device includes a negative pressure pump and a control device for controlling the start and stop of the negative pressure pump.

According to the technical scheme, the utility model discloses a breast pump, the during operation is covered the cover body and is established on the breast, starts negative pressure device, makes the sealed chamber form the negative pressure to realize the process of absorbing milk, then the milk of suction flows in the milk storage container through the export. So set up, can be when the breast pump uses, no matter what posture that postpartum mother is in can guarantee that the position of export is not higher than the position of import to guarantee that postpartum mother's milk can get into through the import and collect the chamber, and flow out through the export under the action of gravity, accomplish the process of suckling.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a breast pump disclosed in an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a schematic structural diagram of a milk collecting device disclosed in an embodiment of the present invention;

fig. 4 is another schematic structural diagram of the milk collecting device disclosed in the embodiment of the present invention;

FIG. 5 is a schematic view of the inner layer of the milk collecting device disclosed in the embodiment of the present invention not extended;

FIG. 6 is a schematic view of an extended inner portion of a milk collection device according to an embodiment of the present invention;

fig. 7 is a state diagram of the milk collecting device disclosed in the embodiment of the present invention when the parturient lies down;

fig. 8 is a state diagram of the milk collecting device disclosed in the embodiment of the present invention when the parturient sits;

fig. 9 is a state diagram of the milk collecting device disclosed in the embodiment of the present invention when the parturient is lying on his back.

Detailed Description

In view of this, the core of the present invention is to provide a breast pump to adapt to various postures of postpartum mothers, so as to improve the application range.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

As shown in fig. 1-9, the utility model discloses a breast pump, which comprises a milk storage container 4, a cover body 1, a collection cover 2 and a negative pressure device 9. The milk storage container 4 is used for collecting milk, and storing the sucked milk as a storage device. The above-described mask body 1 is intended to fit over a breast and the sealing end face of the mask body 1 is capable of sealing contact with the breast, the mask body 1 having an inlet 13 for the milk. The collecting cover 2 cooperates with the casing 1 to form a sealed collecting chamber for temporary storage of milk, the collecting chamber having an outlet 21 for the milk to flow out, said outlet 21 being connected to the milk storage container 4, the distance from the outlet 21 to the sealing end face being no greater than the distance from the inlet to the sealing end face; the above-mentioned underpressure means 9 are used to create underpressure in the sealed collecting chamber. When in use, the cover body 1 is covered on the breast, the negative pressure device 9 is started to form negative pressure in the sealed cavity, thereby realizing the process of sucking the milk, and the sucked milk flows into the milk storage container 4 through the outlet 21. So set up, can be when the breast pump uses, no matter what posture that postpartum mother is in can guarantee that the position of export 21 is not higher than the position of import 13 to guarantee that postpartum mother's milk can get into the collection chamber through import 13, and flow out through export 21 under the action of gravity, accomplish the milk suction process.

Specifically, the outlet 21 is provided in the collection cover 2, but in practice, the outlet may be provided in the cover body 1 so long as the way in which the milk in the collection chamber can flow out is ensured within a protection range. In particular, the cover 1 may be provided with a through hole, while a portion of the collecting cover 2 is located outside the cover 1 and is provided with the above-mentioned outlet 21, which is opposite to the through hole.

As shown in fig. 7, when the parturient, i.e. the mother, lies flat, the outlet 21 is at a lower level than the inlet 13, so as to ensure that the milk flows out under the action of gravity. As shown in fig. 8, the height of the outlet 21 is lower than that of the inlet 13 when the parturient lies on the side or sits. Similarly, as shown in fig. 9, it is also ensured that the height of the outlet 21 is lower than the position of the inlet 13.

Further embodiments of the cover 1 described above include an inner portion 12 and an outer portion 11, wherein the inner portion 12 has an inlet 13 and the collection cap 2 is inserted between the inner portion 12 and the outer portion 11 and forms a sealed collection chamber with the inner portion 12. Adopt double-deck structure can form a collection chamber to guarantee that milk can stably be expressed, provide a temporary storage space for milk, conveniently design the position of export 21, guarantee that milk can flow smoothly.

In a further embodiment, the inner diameter of the inlet 13 is adjustable to accommodate nipples of different sizes, resulting in a better sealing effect. The inner diameter of the inlet can be set according to different requirements and is within a protection range. The breast passes through the inner portion 12 via the inlet 13 of the inner portion 12 and into the collection chamber, where milk can be expressed by squeezing the breast, negative pressure, etc.

In order to realize the adjustable inner diameter of the inlet 13, the inner layer 12 is made of a ductile material, that is, the inner layer 12 is made of a ductile material. For example, the inner layer 12 can be made of silicone, which is malleable and soft, and can be easily fitted to the breast to achieve a sealing effect. In order to realize the size adjustment of the inner diameter, the inner diameter of the inner part is set to be a zigzag surface, namely when the inner diameter is not used, the inner wall of the inner diameter is in a fold structure, and when the inner diameter is used, the inner wall of the inner diameter can extend according to the size of a breast, so that the size adjustment of the inner diameter is realized.

On the basis of the technical scheme, the collecting cover 2, the inner layer part 12 and the outer layer part 11 are of an integrated structure, namely the three are of an integrated structure, so that the sealing performance is improved. In practice, the inner layer portion 12 and the outer layer portion 11 may be provided as an integral structure, and the collecting cap 2 may be hermetically mounted between the inner layer portion 12 and the outer layer portion 11.

In a further embodiment, the breast pump disclosed in the present application further comprises an upper cover 5, a sealing cover 6 and an air-closing valve 8. In particular, a cover 5 is provided to cover the port of the milk storage container 4 for sealing the port, and a sealing cover 6 is provided to cover the cover 5 and is connected to the cover 5 to form a sealed chamber, where the sealed chamber is in communication with the negative pressure means 9, the outlet 21 and the port of the milk storage container 4 for fluid flow. Furthermore, a gas shut-off valve 8 is provided between the upper lid 5 and the milk storage container 4, i.e. the gas shut-off valve 8 is mounted at the port of the milk storage container 4. The air-blocking valve 8 separates the milk storage container 4 from the sealed cavity when the sealed cavity is under negative pressure; when the sealed cavity is inflated, the air-closing valve 8 conducts the milk storage container 4 and the sealed cavity, namely, the air-closing valve 8 is a valve which is in one-way conduction. When the negative pressure device 9 is started, the sealing cavity is communicated with the negative pressure device 9, so that negative pressure is formed in the sealing cavity, and due to the existence of the air closing valve 8, gas in the milk storage container 4, namely outside gas, can not enter the sealing cavity through the milk storage container 4, so that the collecting cavity of the collecting cover 2 communicated with the sealing cavity is also under negative pressure, and milk sucking is completed. When the negative pressure device 9 is inflated, the air-closing valve 8 is opened and the milk flows into the milk storage container 4.

In order to achieve the function of anti-overflow, the breast pump in this application further comprises an elastic suction ring 7, which elastic suction ring 7 divides the sealing chamber into a first sealing chamber and a second sealing chamber, and the first sealing chamber communicates with the negative pressure means 9, and the second sealing chamber communicates with both the outlet 21 and the port of the milk storage container 4. When the milk sucking device works, the negative pressure device 9 is started, negative pressure is formed in the first sealing cavity, the elastic suction ring 7 can deform, so that when negative pressure is formed in the first sealing cavity, the elastic suction ring 7 is changed to enable negative pressure to be formed in the second sealing cavity, and at the moment, the second sealing cavity is communicated with the outlet 21 of the collecting cover 2, so that a milk sucking process can be realized, and milk is sucked into the milk storage container 4 under the action of the negative pressure.

Negative pressure device 9 in this application passes through trachea 10 and first sealed chamber intercommunication, collects the chamber and communicates through defeated breast pipe 3 with sealed chamber.

In the preferred embodiment, the cover body 1 corresponds to the collection cover 2 one by one, and the two collection covers 2 are provided, so that the two breasts can be sucked simultaneously, and the working efficiency is improved. When in use, the milk conveying pipe 3 which is communicated with the sealed cavity and is arranged on one of the collection covers 2 can be blocked, and only one of the breasts can be used for sucking milk.

In practice, only one cover body 1 and one collecting cover 2 can be arranged, namely, when the breast pump works, only one breast can be used for sucking milk, so that the structure is simple and the use is convenient.

In an embodiment, the negative pressure device 9 includes a negative pressure pump and a control device for controlling the on/off of the negative pressure pump. The negative pressure pump is adopted to realize negative pressure, automatic milk suction can be realized, manual operation is not needed, and the labor intensity of a user is reduced.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A breast pump, comprising:

a milk storage container (4) for collecting milk;

the bra comprises a bra body (1), wherein the bra body (1) is sleeved on a breast, the sealing end surface of the bra body (1) can be in sealing contact with the breast, and the bra body (1) is provided with an inlet (13) for milk to enter;

a collection cap (2), said collection cap (2) forming a sealed collection chamber with said housing (1) and said collection chamber having an outlet (21) for milk to flow out, said outlet (21) communicating with said milk storage container (4), said outlet (21) being spaced from said sealing end surface by a distance no greater than the distance of said inlet (13) from said sealing end surface;

negative pressure means (9), said negative pressure means (9) being adapted to create a negative pressure in said collection chamber.

2. The breast pump as claimed in claim 1, characterized in that the cover (1) comprises an inner part (12) and an outer part (11), the inner part (12) having the inlet (13), the collecting cap (2) being embedded between the inner part (12) and the outer part (11) and forming the collecting chamber with the inner part (12).

3. The breast pump as claimed in claim 2, wherein the inlet (13) has an adjustable internal diameter.

4. The breast pump as set forth in claim 3 wherein the inner layer (12) is a malleable material and the inner diameter of the inner layer (12) is a tortuous surface.

5. The breast pump as claimed in claim 3, characterized in that the material of the inner part (12) is silicone.

6. The breast pump as claimed in claim 2, characterized in that the collecting cover (2), the inner layer portion (12) and the outer layer portion (11) are of one-piece construction.

7. The breast pump as set forth in claim 1 further comprising: an upper cover (5) provided at a port of the milk storage container (4) for hermetically covering the port;

a sealing cover (6), wherein the sealing cover (6) is connected with the upper cover (5) to form a sealing cavity which is communicated with the negative pressure device (9), the outlet (21) and a port of the milk storage container (4);

an air shut-off valve (8), through which the upper cover (5) communicates with the interior of the milk storage container (4), and which air shut-off valve (8) isolates the milk storage container (4) from the seal chamber when there is a negative pressure in the seal chamber; the air shut-off valve (8) conducts the milk storage container (4) and the sealed cavity when the sealed cavity is inflated.

8. The breast pump as set forth in claim 7 further comprising:

a deformable elastic suction ring (7), wherein the elastic suction ring (7) divides the sealing cavity into a first sealing cavity and a second sealing cavity, the first sealing cavity is communicated with the negative pressure device (9), and the second sealing cavity is communicated with the outlet (21) and the port of the milk storage container (4).

9. The breast pump as claimed in any of claims 1 to 8, wherein the cover (1) corresponds one-to-one to the collecting cover (2) and the collecting cover (2) is two in number.

10. The breast pump as claimed in any of claims 1 to 8, wherein the negative pressure means (9) comprises a negative pressure pump and control means for controlling the start and stop of the negative pressure pump.