CN219614539U

CN219614539U - Breast pump

Info

Publication number: CN219614539U
Application number: CN202320672027.XU
Authority: CN
Inventors: 冯立金
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-01
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a breast pump, which comprises a breast pump main body and a pressing saccule, wherein the breast pump main body is provided with a breast sucking part which is abutted with a breast, the breast sucking part is connected with a long tubular drainage cavity, the drainage cavity is communicated with a cavity in a connecting part, and a buffer cavity is connected above the connecting part; and a pressing saccule is connected above the buffer cavity, and a duckbill valve is arranged between the pressing saccule and the buffer cavity. The beneficial effects are that: the negative pressure is generated inside the breast pump by pressing the saccule, so that the breast pump is convenient to suck milk, the main body structure of the breast pump is integrally formed, the structure is simple, the carrying is light, and the manufacturing cost is low.

Description

Breast pump

Technical Field

The utility model relates to the field of breast pump design, in particular to a breast pump.

Background

Breast pumps refer to means for expressing breast milk that accumulates in the breast. It is generally suitable for infants when they cannot directly suck breast milk or when the mother's nipple is problematic, and it is desirable to breast-feed the infant despite the adherence to work. The present breast pump has electric and manual operation, the electric breast pump is expensive in manufacturing cost, the manual breast pump is still more complicated in structure, as in patent CN201980037391.5, and the breast pump capable of reducing the stimulation and pain brought to the breast of a user and improving the installability of the buffer part is disclosed. The breast pump is provided with: a breast pump body that generates negative pressure for sucking milk; a housing coupled to the breast pump body for fitting to the breast; and a buffer part which is detachably mounted on the outer cover and is made of a material softer than the material of the outer cover and has elasticity. The housing has: a flow path part connected to the breast pump body for passing the breast milk sucked from the breast; and an expanded portion having a diameter that expands from the flow path portion to an edge portion on the opposite side of the flow path portion for fitting the breast. The buffer section has: a joint part which is embedded in the edge part; and a sealing part provided on the opposite side of the joint part and closely contacting the inner surface of the expanded diameter part between the flow path part and the edge part. The prior art is a breast pump with a push handle, and the structure is quite complex.

Disclosure of Invention

The utility model aims to solve the problems and provide a breast pump with simple structure.

The utility model realizes the above purpose through the following technical scheme:

the breast pump comprises a breast pump main body and a pressing saccule, wherein the breast pump main body is provided with a breast sucking part which is abutted with a breast, the breast sucking part is connected with a long tubular drainage cavity, the drainage cavity is communicated with a cavity in a connecting part, and a buffer cavity is connected above the connecting part;

and a pressing saccule is connected above the buffer cavity, and a duckbill valve is arranged between the pressing saccule and the buffer cavity.

When the milk pump is used, the connecting part is connected with the milk bag or the milk bottle, the saccule is pressed, negative pressure is generated in the main body of the milk pump, milk can flow to the milk bag or the milk bottle along the drainage cavity and the milk sucking channel, and the milk pump is convenient to use due to the design of the drainage cavity and the buffer cavity of the main body of the milk pump.

Preferably, an included angle is formed between the buffer cavity and the connecting part, and the included angle is 50-80 degrees; and the buffer cavity is bowl-shaped.

Preferably, the pressing saccule is hemispherical, the lower end of the pressing saccule is provided with a convex ring, an annular groove is formed between the convex ring and the body of the pressing saccule, and the annular groove is clamped with the edge of the upper opening of the buffer cavity.

Preferably, the vertical part of the duckbill valve is provided with a plurality of clamping rings which are correspondingly matched with clamping grooves formed on the inner side of the lower part of the pressing saccule; the lower end of the duckbill valve is also provided with an annular chassis which can be abutted against the convex ring at the lower part of the pressing saccule.

Preferably, the inner cavity of the connecting part is internally provided with a flow separation baffle plate formed by extending the side edge of the buffer cavity, and the inner cavity of the connecting part is divided into an air channel communicated with the buffer cavity and a milk sucking channel communicated with the drainage cavity.

Preferably, the bottom of the connecting part is connected with a milk bag or a milk bottle.

Preferably, the milk elicitor body is integrally injection molded.

Preferably, the milk sucking part is a horn-shaped cover body, and a plurality of strip-shaped massage protrusions are uniformly formed on the inner side of the milk sucking part along the circumferential direction.

Preferably, the top of the pressing saccule is provided with an opening and closing valve.

In summary, the utility model has the following beneficial effects: the negative pressure is generated inside the breast pump by pressing the saccule, so that the breast pump is convenient to suck milk, the main body structure of the breast pump is integrally formed, the structure is simple, the carrying is light, and the manufacturing cost is low.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

fig. 4 is an enlarged view of the B section structure of fig. 3.

The reference numerals are explained as follows:

1. pressing the balloon; 1a, a valve is opened and closed; 1b, a convex ring; 1c, a clamping groove; 2. a duckbill valve; 2a, snap ring; 2b, a chassis; 3. a breast pump body; 3a, a buffer cavity; 3b, an air channel; 3c, a milk sucking channel; 3d, a connecting part; 3e, a drainage cavity; 4. a flow separation baffle; 5. a milk sucking part; 5a, massage bulges.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1-4, the present utility model provides a breast pump comprising a breast pump body 3, a duckbill valve 2 and a compression balloon 1. The breast pump body 3 has a milk sucking part 5 abutting against the breast, and the milk sucking part 5 has a horn shape and can be closely attached to the breast. The milk sucking part 5 is connected with a long tubular drainage cavity 3e, the drainage cavity 3e is communicated with a cavity in the connecting part 3d, a buffer cavity 3a is connected above the connecting part 3d, and the buffer cavity 3a can prevent milk from being sucked into the pressing saccule 1 through the duckbill valve 2 when the milk sucking is excessive. The upper part of the buffer cavity 3a is connected with a pressing balloon 1, a duckbill valve 2 is arranged between the pressing balloon 1 and the buffer cavity 3a, the top of the pressing balloon 1 is provided with a strip opening and closing valve 1a with a triangular longitudinal section, and the opening and closing valve 1a is a seam capable of opening and closing, so that the pressure relief of the pressing balloon 1 is facilitated. When in use, the saccule is pressed to make the interior of the breast pump main body 3 in a negative pressure state, and then the milk in the breast is sucked into the milk bag or the milk bottle connected with the connecting part 3 d.

As the preferred implementation mode of the scheme, the buffer cavity 3a and the connecting part 3d are provided with an included angle of 50-80 degrees, the buffer cavity 3a is bowl-shaped, and the buffer cavity 3a and the connecting part 3d are provided with a certain included angle, so that the pressing saccule 1 is far away from the breast, and the operation is more convenient.

Furthermore, the pressing saccule 1 is hemispherical, the lower end is formed with a convex ring, an annular groove is formed between the convex ring and the body of the pressing saccule 1, the annular groove is clamped with the edge of the upper opening of the buffer cavity 3a,

referring to fig. 4, the vertical part of the duckbill valve 2 is formed with a plurality of snap rings 2a, and the snap rings 2a are correspondingly matched with a clamping groove 1c formed on the inner side of the lower part of the pressing balloon 1; the lower end of the duckbill valve 2 is also provided with an annular chassis 2b which can be abutted against the convex ring 1b at the lower part of the pressing saccule 1. This structure makes to press sacculus 1, duckbill valve 2 and breast pump main part 3 connection inseparabler, makes at first to press sacculus 1 and duckbill valve 2 to assemble, then presses sacculus 1 and breast pump main part to assemble, and simple structure dismantles also comparatively conveniently, is convenient for wash.

Referring to fig. 3, a flow separation baffle 4 is formed in the inner cavity of the connecting portion 3d by extending from the side edge of the buffer cavity 3a, and divides the inner cavity of the connecting portion 3d into an air channel 3b communicated with the buffer cavity 3a and a milk sucking channel 3c communicated with the drainage cavity 3 e. Through the flow barrier 4, the negative pressure is transferred to the milk suction channel 3c through the air channel 3b, and milk will then flow along the drainage chamber 3e to the milk suction channel 3c into the milk bag or bottle.

Wherein the milk sucking main body 3 is integrally injection molded. The milk sucking part 5 is a horn-shaped cover body, and a plurality of strip-shaped massage protrusions 5a are uniformly formed on the inner side along the circumferential direction.

Specifically, in use, the bottom of the connecting portion 3d is connected to a milk bag or a milk bottle.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. A breast pump, characterized in that: the breast pump comprises a breast pump body and a pressing saccule, wherein the breast pump body is provided with a breast sucking part which is abutted with a breast, the breast sucking part is connected with a long tubular drainage cavity, the drainage cavity is communicated with a cavity in a connecting part, and a buffer cavity is connected above the connecting part;

2. A breast pump according to claim 1, wherein: an included angle is formed between the buffer cavity and the connecting part, and the included angle is 50-80 degrees; and the buffer cavity is bowl-shaped.

3. A breast pump according to claim 1, wherein: the pressing saccule is hemispherical, a convex ring is formed at the lower end of the pressing saccule, an annular groove is formed between the convex ring and the body of the pressing saccule, and the annular groove is clamped with the edge of the upper opening of the buffer cavity.

4. A breast pump according to claim 3, wherein: a plurality of clamping rings are formed on the vertical part of the duckbill valve, and the clamping rings are correspondingly matched with clamping grooves formed on the inner side of the lower part of the pressing saccule; the lower end of the duckbill valve is also provided with an annular chassis which can be abutted against the convex ring at the lower part of the pressing saccule.

5. A breast pump according to any one of claims 1 to 3, wherein: the inner cavity of the connecting part is divided into an air channel communicated with the buffer cavity and a milk sucking channel communicated with the drainage cavity by a flow separation baffle plate formed by extending the side edge of the buffer cavity.

6. A breast pump according to claim 5, wherein: the bottom of the connecting part is connected with a milk bag or a milk bottle.

7. A breast pump according to claim 1, wherein: the breast pump body is integrally injection molded.

8. A breast pump according to claim 1, wherein: the milk sucking part is a horn-shaped cover body, and a plurality of strip-shaped massage protrusions are uniformly formed on the inner side of the milk sucking part along the circumferential direction.

9. A breast pump according to claim 1, wherein: the top of the pressing saccule is provided with an opening and closing valve.