CN216877389U

CN216877389U - Breast pump

Info

Publication number: CN216877389U
Application number: CN202220116532.1U
Authority: CN
Inventors: 莫宝坚; 姜祥云
Original assignee: Huizhou Baohui Mother And Baby Products Co ltd
Current assignee: Huizhou Baohui Mother And Baby Products Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-07-05
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses a breast pump, which comprises a driving assembly and two breast pump bodies. Each breast pump body all is provided with an exhaust chamber, and drive assembly includes aspiration pump, first three-way valve, second three-way valve, first pressure release pipe and second pressure release pipe, and the aspiration pump communicates with first three-way valve and second three-way valve respectively, and each exhaust chamber communicates with first three-way valve and second three-way valve one-to-one respectively, and first three-way valve and first pressure release pipe intercommunication, second three-way valve and second pressure release pipe intercommunication. Can open the second pressure release pipe through closed first pressure release pipe, carry out the evacuation to the chamber of bleeding of one of them breast pump body, suck, another breast pump body is in the pressure release state, then through closed second pressure release pipe, open first pressure release pipe, make the chamber of bleeding of another breast pump body that the pressure release was accomplished be in negative pressure state, suck, realize two breast pump bodies and suck in succession in turn, make the aspiration pump be in the state of bleeding in succession, the efficiency of sucking is improved.

Description

Breast pump

Technical Field

The utility model relates to the technical field of nursing equipment, in particular to a breast pump.

Background

The breast pump is a specific auxiliary product of suckleing for lying-in woman development, and the breast pump can assist the lying-in woman to extrude the breast milk that gathers in the mammary gland, can be for not being convenient for directly feed the lying-in woman of breast milk through the nipple and facilitate, and current breast pump has manual breast pump and electronic breast pump etc. wherein, electronic breast pump can save the labour owing to can avoid artifical manual absorption, receives liking of more consumers, and the practicality is better.

However, the existing electric breast pump usually intermittently extracts milk in the using process, that is, the air pump is used for pumping air to generate negative pressure to extract milk, after a certain amount of milk is extracted, the air pump needs to stop pumping air, and after air exhaust and pressure relief are performed, the air pump is used for pumping air again to generate negative pressure, and milk is extracted again, so that the efficiency is low, and the requirement of fast-paced life of consumers cannot be met.

SUMMERY OF THE UTILITY MODEL

Based on this, there is a need for a breast pump.

The purpose of the utility model is realized by the following technical scheme:

a breast pump comprising: a drive assembly and two breast pump bodies;

each breast pump body is provided with an air exhaust cavity;

the drive assembly comprises an air extracting pump, a first three-way valve, a second three-way valve, a first pressure relief pipe and a second pressure relief pipe, wherein the air extracting pump is respectively communicated with the first three-way valve and the second three-way valve, two air extracting cavities of one of the breast pump bodies are communicated with the first three-way valve, the other air extracting cavity is communicated with the second three-way valve, the first three-way valve is communicated with the first pressure relief pipe, and the second three-way valve is communicated with the second pressure relief pipe.

In one embodiment, the driving assembly further includes an air exhaust pipe, a first connection pipe and a second connection pipe, the air exhaust pipe is communicated with the air exhaust pump, two ends of the first connection pipe are respectively communicated with the air exhaust pipe and the first three-way valve, and two ends of the second connection pipe are respectively communicated with the air exhaust pipe and the second three-way valve.

In one embodiment, the vacuum pump further comprises two covers, an opening is formed in a side wall of each suction cavity, each cover is movably connected with a side wall of the opening and is used for movably closing one opening, each cover is provided with a vent hole, one vent hole of the two covers is communicated with the first three-way valve, and the other vent hole of the two covers is communicated with the second three-way valve.

In one embodiment, the first three-way valve is in communication with the vent of one of the two covers via a first conduit, and the second three-way valve is in communication with the vent of the other of the two covers via a second conduit.

In one embodiment, in the breast pump body, the breast pump body includes a breast pumping plate, the breast pumping plate is provided with a breast pumping cavity, a negative pressure port is formed in a side wall of the breast pumping plate, an elastic membrane is arranged on a side wall of the side of the breast pumping cavity away from the sealing cover, the elastic membrane is connected with an edge of the negative pressure port, and the elastic membrane is used for separating the breast pumping cavity from the breast pumping cavity.

In one embodiment, in the breast pump body, the breast pump body further includes a milk bowl, the milk bowl is covered outside the milk sucking disc, the milk bowl has a milk storage cavity, the milk storage cavity is communicated with the milk sucking cavity, the opening is opened in a side wall of the milk storage bowl, one surface of the elastic diaphragm, which is far away from the negative pressure port, is connected with an edge of the opening, and the elastic diaphragm is used for separating the air suction cavity and the milk storage cavity.

In one embodiment, the milk sucking disc further comprises sealing rings, and the sealing rings are respectively connected with the inner side wall of the milk storage cavity and the outer side wall of the milk sucking disc.

In one embodiment, the seal ring is a rubber seal ring.

In one embodiment, the vacuum pump further comprises a battery electrically connected to the suction pump, the first three-way valve, and the second three-way valve, respectively.

In one embodiment, the air pump further comprises a protective shell, and the protective shell is wrapped outside the battery, the air pump, the first three-way valve and the second three-way valve.

Compared with the prior art, the utility model has at least the following advantages:

the utility model can be respectively used for sucking milk from the left and the right breasts of a lying-in woman by arranging the two breast pump bodies, and can respectively vacuumize the pumping cavity of one of the breast pump bodies to form negative pressure by arranging the first three-way valve and the second three-way valve, wherein the three-way valves are valves with three communicating ports which can be respectively communicated with the pumping pump, the pumping cavity of one of the two breast pump bodies and the first pressure-releasing pipe, and similarly, the three communicating ports of the second three-way valve can be respectively communicated with the pumping pump, the pumping cavity of the other of the two breast pump bodies and the second pressure-releasing pipe, so that the opening and the closing of the three communicating ports are respectively controlled by the first three-way valve and the second three-way valve, the pumping and the exhausting of the pumping cavities of the two breast pump bodies are controlled, and the second pressure-releasing pipe is opened by closing the first pressure-releasing pipe, the utility model provides a drive power of suckleing, and another breast pump body is in the pressure release state, then press the pipe through closed second, open first pressure release pipe, can carry out the pressure release for the chamber of bleeding of the breast pump body that is in negative pressure state, at this moment, the chamber of bleeding of another breast pump body that the pressure release was accomplished is in negative pressure state, can suck the milk, so, can realize two breast pump bodies and suck the milk in succession in turn, make the aspiration pump be in the state of bleeding in succession, replace intermittent type formula to suck the milk, the efficiency of sucking the milk is greatly improved, satisfy the requirement of the fast rhythm life of consumer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a breast pump according to an embodiment of the present invention;

FIG. 2 is an exploded view of a breast pump according to an embodiment of the present invention;

fig. 3 is an exploded view of a breast pump according to an embodiment of the present invention.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, 2 and 3, in one embodiment, a breast pump 10 includes a drive assembly 100 and two breast pump bodies 200. Each breast pump body 200 is provided with an air extraction chamber 210. The driving assembly 100 includes a suction pump 110, a first three-way valve 120, a second three-way valve 130, a first pressure relief tube 140 and a second pressure relief tube 150, the suction pump 110 is respectively communicated with the first three-way valve 120 and the second three-way valve 130, a suction cavity 210 of one of the two breast pump bodies 200 is communicated with the first three-way valve 120, a suction cavity 210 of the other is communicated with the second three-way valve 130, the first three-way valve 120 is communicated with the first pressure relief tube 140, and the second three-way valve 130 is communicated with the second pressure relief tube 150.

It should be noted that the two breast pump bodies 200 are cup-shaped structures, which are respectively used for being attached to the left and right breasts of a puerperal woman, and providing driving force through the driving device, so as to facilitate the milk pumping operation, specifically, by providing the first three-way valve 120 and the second three-way valve 130, since the three-way valves are valves with three communication ports, the three communication ports of the first three-way valve 120 can be respectively used for being communicated with the air extracting chamber 210 and the first pressure relief pipe 140 of one of the two breast pump bodies 200, and similarly, the three communication ports of the second three-way valve 130 can be respectively used for being communicated with the air extracting chamber 210 and the second pressure relief pipe 150 of the other of the two breast pump bodies 200, specifically, the first three-way valve 120 and the second three-way valve 130 respectively have three communication ports, the first communication port of the first three-way valve 120 is communicated with the air extracting pump 110, and the second communication port of the first three-way valve 120 is communicated with the air extracting chamber 210 of one breast pump body 200, the third communication port of the first three-way valve 120 is communicated with the first pressure-releasing tube 140, the first communication port of the second three-way valve 130 is communicated with the air-extracting pump 110, the second communication port of the second three-way valve 130 is communicated with the air-extracting chamber 210 of another breast pump body 200, and the third communication port of the second three-way valve 130 is communicated with the second pressure-releasing tube 150. The first three-way valve 120 is configured to control the second communication port and the third communication port to be blocked when the first communication port and the second communication port are controlled to be communicated, and is further configured to control the second communication port and the third communication port to be communicated when the first communication port and the second communication port are controlled to be blocked; the second three-way valve 130 is configured to control the second communication port and the third communication port to be blocked when the first communication port and the second communication port are controlled to be communicated with each other, and is further configured to control the second communication port and the third communication port to be communicated with each other when the first communication port and the second communication port are controlled to be blocked.

Thereby controlling the opening and closing of the three communication ports respectively through the first three-way valve 120 and the second three-way valve 130, and controlling the air suction and exhaust of the air suction cavity 210 of the two breast pump bodies 200, in this embodiment, the two breast pump bodies 200 are a first breast pump body and a second breast pump body, the first breast pump body is provided with a first air suction cavity 210, the second breast pump body is provided with a second air suction cavity 210, the first three-way valve 120 is communicated with the first air suction cavity 210, the second three-way valve 130 is communicated with the second air suction cavity 210, the communication with the first pressure relief pipe 140 is kept through controlling the first three-way valve 120 to disconnect, and the communication with the air suction pump 110 and the first air suction cavity 210 is kept, meanwhile, the communication with the second pressure relief pipe 150 and the communication with the second air suction cavity 210 are kept through controlling the second three-way valve 130 to disconnect, so that the air suction pump 110 vacuumizes the first air suction cavity 210 of the first breast pump body to form negative pressure, providing a milk pumping driving force, wherein the second pumping cavity 210 of the second breast pump body is communicated with the external environment through a pressure relief pipe and is in a pressure relief state, and then is disconnected from the pumping pump 110 by controlling the first three-way valve 120 to keep the communication with the first pressure relief pipe 140 and the first pumping cavity 210, and simultaneously is disconnected from the second pressure relief pipe 150 by controlling the second three-way valve 130 to keep the communication with the pumping pump 110 and the second pumping cavity 210, so that the pumping pump 110 pumps the second pumping cavity 210 of the second breast pump body to form a negative pressure to provide a milk pumping driving force, and the first pumping cavity 210 of the first breast pump body is communicated with the external environment through the pressure relief pipe and is in a pressure relief state, thus the first breast pump body and the second breast pump body can alternately pump milk, that is, the two breast pump bodies 200 alternately and continuously pump milk, so that the pumping pump 110 is in a continuous state, replaces intermittent milk suction, greatly improves the milk suction efficiency and meets the requirement of consumers on fast-paced life.

Referring to fig. 3, in one embodiment, the driving assembly 100 further includes a pumping pipe 160, a first connection pipe 170 and a second connection pipe 180, the pumping pipe 160 is communicated with the pumping pump 110, two ends of the first connection pipe 170 are respectively communicated with the pumping pipe 160 and the first three-way valve 120, and two ends of the second connection pipe 180 are respectively communicated with the pumping pipe 160 and the second three-way valve 130. It can be understood that, through being provided with exhaust tube 160, can be used for being connected with aspiration pump 110, the rethread sets up first connecting pipe 170 and second connecting pipe 180, be used for realizing switching on of first three-way valve 120 and second three-way valve 130 and exhaust tube 160 respectively, thereby realize switching on of first three-way valve 120 and second three-way valve 130 and aspiration pump 110, moreover, the steam generator is simple in structure, and convenient for installation, and can install respectively and change exhaust tube 160, first connecting pipe 170 and second connecting pipe 180, the maintenance of being convenient for.

Referring to fig. 1 and 2, in an embodiment, the vacuum pump further includes two covers 300, a side wall of each of the pumping chambers 210 is provided with an opening 211, each of the covers 300 is movably connected to a side wall of one of the openings 211, each of the covers 300 is used for movably closing one of the openings 211, each of the covers 300 is provided with a vent 301, one of the vents 301 of the two covers 300 is communicated with the first three-way valve 120, and the other vent 301 of the two covers 300 is communicated with the second three-way valve 130. It can be understood that, by providing the cover 300, the cover 300 is used for movably closing the opening 211 of the pumping cavity 210, and specifically, the cover 300 is connected with the side wall of the opening 211 through the sealing ring 400 in a sealing manner, so that the sealing performance can be ensured, the cover 300 is provided with the vent hole 301, and the first three-way valve 120 and the second three-way valve 130 are respectively communicated with the two pumping cavities 210 through the vent holes 301 of the two covers 300, so that the structure is simple and the installation is easy.

Referring to fig. 2 and 3, in one embodiment, the first three-way valve 120 is connected to the vent 301 of one of the two covers 300 through a first conduit 121, and the second three-way valve 130 is connected to the vent 301 of the other of the two covers 300 through a second conduit 131. It can be understood that the first conduction pipe 121 can be used for conducting the first vent hole 301 and the first three-way valve 120, so as to achieve the communication between the first three-way valve 120 and one air suction cavity 210, and similarly, the second conduction pipe 131 can be used for conducting the other vent hole 301 and the second three-way valve 130, so as to achieve the communication between the first three-way valve 120 and the other air suction cavity 210, and the structure is simple and easy to install.

Referring to fig. 2 and 3, in an embodiment, in one of the breast pump bodies 200, the breast pump body 200 includes a milk sucking plate 220, the milk sucking plate 220 is provided with a milk sucking cavity, a negative pressure port is formed on a side wall of the milk sucking plate 220, a side wall of the air sucking cavity 210 on a side away from the cover 300 is provided with an elastic diaphragm 212, the elastic diaphragm 212 is connected to an edge of the negative pressure port, and the elastic diaphragm 212 is used for separating the air sucking cavity 210 and the milk sucking cavity. It can be understood, it is the sucking disc column structure to inhale milk dish 220, it is used for the chest laminating with the lying-in woman to inhale the milk chamber, be convenient for going on of follow-up breast pumping operation, the lateral wall of aspiration chamber 210 sets up to elastic diaphragm 212, elastic diaphragm 212 can cut off milk chamber and aspiration chamber 210, thus, can avoid the milk in the milk chamber to get into in aspiration chamber 210, avoid influencing the normal clear of aspiration operation, and elastic diaphragm 212 can take place deformation, specifically, when aspiration pump 110 bleeds air chamber 210, produce the negative pressure in the aspiration chamber 210, elastic diaphragm 212 takes place deformation, thereby also form the negative pressure to inhaling the milk chamber, thereby provide drive power for the milk operation, guarantee the normal clear of milk operation.

Referring to fig. 2 and 3, in an embodiment, in the breast pump body 200, the breast pump body 200 further includes a milk bowl 230, the milk bowl 230 is covered outside the milk sucking plate 220, the milk bowl 230 has a milk storage cavity 231, the milk storage cavity 231 is communicated with the milk sucking cavity, the side wall of the milk storage bowl 230 is provided with the opening 211, one surface of the elastic diaphragm 212, which is away from the negative pressure port, is connected to the edge of the opening 211, and the elastic diaphragm 212 is used for separating the air suction cavity 210 and the milk storage cavity 231. It can be understood that, through being provided with milk bowl 230, milk bowl 230 cladding is outside milk sucking disc 220, that is to say, milk sucking disc 220 sets up in storing up milk chamber 231, leave the clearance between milk bowl 230's the inside wall and the outside wall of milk sucking disc 220, milk is in the milk sucking chamber after being extracted and collect, can flow in and the milk storing chamber 231 of milk sucking chamber intercommunication, it can play the effect of storing milk to store up milk chamber 231, be convenient for once extract more milk, the practicality is better.

Referring to fig. 2 and 3, in one embodiment, the milk container further includes a sealing ring 400, and the sealing ring 400 is connected to the inner sidewall of the milk storage chamber 231 and the outer sidewall of the milk sucking plate 220, respectively. It can be understood that, by providing the sealing ring 400, the sealing ring 400 is sleeved on the outer side wall of the milk sucking disc 220, the milk bowl 230 covers the milk sucking disc 220, and the inner side wall of the milk storage cavity 231 is connected with the sealing ring 400, so that the milk can be prevented from leaking out by sealing the milk bowl 230 and the milk sucking disc 220 through the sealing ring 400, and the practicability is good.

In one embodiment, the seal ring 400 is a rubber seal ring. It can be understood that the sealing ring 400 is made of rubber, the rubber has the characteristics of easiness in processing and forming, low material cost and good sealing property, and can achieve good sealing performance and be beneficial to ensuring the normal operation of the milk sucking operation.

Referring to fig. 3, in one embodiment, the apparatus further includes a battery 500, and the battery 500 is electrically connected to the air pump 110, the first three-way valve 120, and the second three-way valve 130. It can be understood that, through being provided with battery 500, can provide the electric energy for aspiration pump 110, first three-way valve 120 and second three-way valve 130 to guarantee that aspiration pump 110, first three-way valve 120 and second three-way valve 130 normally work, can avoid through wire external power supply, the structure is simpler, the lying-in woman of being more convenient for carries out the operation of suckleing.

Referring to fig. 2 and 3, in one embodiment, the air extractor further includes a protective casing 600, and the protective casing 600 is wrapped outside the battery 500, the air extractor 110, the first three-way valve 120, and the second three-way valve 130. It can be understood that, through being provided with protective housing 600, protective housing 600 is for having the hollow structure who holds the chamber, in this embodiment, protective housing 600 includes first casing and second casing, first casing and second casing can dismantle the connection, first casing and second casing enclose into one and hold the chamber, battery 500, aspiration pump 110, first three-way valve 120 and second three-way valve 130 hold respectively in holding the chamber, protective housing 600 can play the guard action to battery 500, aspiration pump 110, first three-way valve 120 and second three-way valve 130, be favorable to improving the life of this breast pump.

the utility model can be respectively used for milk suction of the left and right breasts of a puerpera by arranging two breast pump bodies, and can respectively form negative pressure by arranging a first three-way valve and a second three-way valve, wherein the three-way valves are valves with three communicating ports, the three communicating ports of the first three-way valve can be respectively used for being communicated with the air suction pump, the air suction cavity of one of the two breast pump bodies and the first pressure relief pipe, similarly, the three communicating ports of the second three-way valve can be respectively used for being communicated with the air suction pump, the air suction cavity of the other of the two breast pump bodies and the second pressure relief pipe, so that the opening and closing of the three communicating ports are respectively controlled by the first three-way valve and the second three-way valve, the air suction cavity of one of the breast pump bodies is vacuumized to form negative pressure by closing the first pressure relief pipe and opening the second pressure relief pipe, the utility model provides a drive power of suckleing, and another breast pump body is in the pressure release state, then press the pipe through closed second pressure release, open first pressure release pipe, can carry out the pressure release for the chamber of bleeding of the breast pump body that is in the negative pressure state, at this moment, the chamber of bleeding of another breast pump body that the pressure release was accomplished is in the negative pressure state, can suck the milk, so, can realize two breast pump bodies and suck the milk in succession in turn, make the aspiration pump be in the state of bleeding in succession, replace intermittent type formula to suck the milk, the efficiency of sucking the milk is greatly improved, satisfy the requirement of the fast rhythm life of consumer.

The above embodiments only express a few embodiments of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A breast pump, comprising: a drive assembly and two breast pump bodies;

each breast pump body is provided with an air exhaust cavity;

2. The breast pump as set forth in claim 1 wherein the drive assembly further comprises an air extraction tube, a first connecting tube and a second connecting tube, the air extraction tube being in communication with the air extraction pump, both ends of the first connecting tube being in communication with the air extraction tube and the first three-way valve, respectively, and both ends of the second connecting tube being in communication with the air extraction tube and the second three-way valve, respectively.

3. The breast pump as set forth in claim 1 further comprising two covers, each of the pumping chambers defining an opening in a side wall thereof, each of the covers being movably connected to a side wall of the opening, each of the covers being adapted to movably close one of the openings, each of the covers defining a vent hole, one of the two covers having a vent hole communicating with the first three-way valve and the other of the two covers having a vent hole communicating with the second three-way valve.

4. The breast pump as set forth in claim 3 wherein the first three-way valve communicates with the vent of one of the two covers through a first conduit and the second three-way valve communicates with the vent of the other of the two covers through a second conduit.

5. The breast pump as claimed in claim 3, wherein in one of the breast pump bodies, the breast pump body comprises a breast plate, the breast plate is provided with a breast cavity, a negative pressure port is formed on a side wall of the breast plate, an elastic membrane is arranged on a side wall of the breast cavity far away from the sealing cover, the elastic membrane is connected with an edge of the negative pressure port, and the elastic membrane is used for separating the breast cavity from the breast cavity.

6. The breast pump as set forth in claim 5 wherein the breast pump body further comprises a milk bowl covered outside the milk sucking plate, the milk bowl has a milk storage chamber, the milk storage chamber is communicated with the milk sucking chamber, the side wall of the milk storage bowl is provided with the opening, one surface of the elastic diaphragm, which is away from the negative pressure port, is connected with the edge of the opening, and the elastic diaphragm is used for separating the pumping chamber and the milk storage chamber.

7. The breast pump as set forth in claim 6 further comprising a gasket connected to the inner sidewall of the milk storage chamber and the outer sidewall of the breast plate, respectively.

8. The breast pump as set forth in claim 7 wherein the seal is a rubber seal.

9. The breast pump as set forth in any one of claims 1 to 8 further comprising a battery electrically connected to the suction pump, the first three-way valve and the second three-way valve, respectively.

10. The breast pump as set forth in claim 9 further comprising a protective case that encases the battery, the suction pump, the first three-way valve and the second three-way valve.