CN218961435U - Mixed air pump wearable breast pump - Google Patents

Abstract

The utility model discloses a mixed air pump wearable breast pump, wherein the mixed air pump wearable breast pump comprises a shell, the shell is provided with a suction cavity and a liquid outlet communicated with the suction cavity, and an opening at one side of the suction cavity forms a liquid inlet; a unidirectional diaphragm is arranged at the liquid outlet; the shell is also provided with a pump body assembly, and the pump body assembly comprises a first pump body and a second pump body which are mutually independent; the first pump body and the second pump body are communicated with the suction cavity through a pipeline assembly arranged on the shell. The technical scheme of the utility model solves the technical problem that the existing breast pump is difficult to consider high suction and low noise.

Description

Mixed air pump wearable breast pump

Technical Field

The utility model relates to the technical field of mother and infant products, in particular to a hybrid air pump wearable breast pump.

Background

Breast pumps are important devices to aid breast pumping by lactating women and are a very convenient and useful tool for mothers who have difficulty in breast feeding. Currently, the breast pumps on the market are mainly divided into two main types, namely manual type and electric type, and with the progress of technology, the electric type breast pumps are increasingly widely applied, and become the main stream of the breast pump industry.

The electric breast pump of the existing product mainly adopts a diaphragm pump to generate suction, but the diaphragm pump has larger noise during operation, and influences the wearing concealment. At present, a breast pump adopting a double-piezoelectric pump structure appears on the market, and the breast pump has the advantage of low noise. However, due to the working principle, the suction force of the piezoelectric pump is small, and even if two piezoelectric pumps work simultaneously, it is sometimes difficult to meet the demand. The prior breast pump product is difficult to realize the suction requirement and the mute requirement.

Disclosure of Invention

The utility model mainly aims to provide a wearable breast pump with a mixed air pump, and aims to provide a breast pump with both suction and silence.

In order to achieve the above object, the present utility model provides a wearable breast pump with a hybrid air pump, comprising:

a host;

the shell is arranged on the host machine and is provided with a suction cavity and a liquid outlet communicated with the suction cavity, and one side of the suction cavity is opened to form a liquid inlet;

the one-way diaphragm is arranged at the liquid outlet to prevent external air from entering the suction cavity from the liquid outlet;

the pump body assembly is arranged on the host and comprises a first pump body and a second pump body which are mutually independent; and

the pipeline assembly is arranged on the host, and the first pump body and the second pump body are communicated with the suction cavity through the pipeline assembly;

at least one of the first pump body and the second pump body works to enable periodic negative air pressure to be generated in the suction cavity, and the suction cavity sucks milk under the action of the negative air pressure and discharges the milk from the liquid outlet.

Optionally, the first pump body is a diaphragm pump, and the second pump body is a piezoelectric pump.

Optionally, the diaphragm pump and the piezoelectric pump are respectively communicated with the pipeline components.

Optionally, the diaphragm pump is communicated with the piezoelectric pump, and one of the diaphragm pump and the piezoelectric pump is communicated with the pipeline assembly, so that air in the pipeline assembly flows through the piezoelectric pump and the diaphragm pump and is discharged.

Optionally, the hybrid pump wearable breast pump includes a venting member in communication with the tubing assembly to periodically relieve negative air pressure within the pumping chamber.

Optionally, the shell is further provided with a negative pressure cavity communicated with the suction cavity, an air bag is arranged in the negative pressure cavity, the air bag is made of flexible materials and is internally provided with an air chamber, and the pipeline assembly is communicated with the air chamber;

the pump body assembly adjusts the air pressure in the air chamber through the pipeline assembly so as to increase or decrease the volume of the air bag.

Optionally, the hybrid pump wearable breast pump comprises:

the control module is arranged on the host, and the first pump body and the second pump body are respectively and electrically connected with the control module so as to independently control the first pump body or the second pump body to work;

the power module is arranged on the host, and is electrically connected with the control module to supply power for the control module.

Optionally, the host is provided with an installation cavity, and the pump body assembly and the pipeline assembly are arranged in the installation cavity.

Optionally, a sound absorbing material is attached to the inner wall of the mounting cavity.

Optionally, the wearable breast pump of the hybrid pump further comprises a liquid storage bottle, and the liquid storage bottle is detachably connected with the liquid outlet.

Compared with the prior art, in the technical scheme of the utility model, the wearable breast pump of the mixed air pump comprises a main machine, wherein the main machine is provided with a shell, the shell is provided with a suction cavity, an opening at one side of the suction cavity forms a liquid inlet, the suction cavity is also communicated with a liquid outlet, the liquid outlet is provided with a one-way diaphragm, and the one-way diaphragm can be opened unidirectionally to the outside so as to realize smooth discharge of milk in the suction cavity from the liquid outlet, and simultaneously, external air can be prevented from entering the suction cavity from the liquid outlet, thereby ensuring the tightness of the suction cavity; in addition, still be provided with pump body subassembly and pipeline subassembly on this host computer, wherein, the suction chamber of pipeline subassembly intercommunication casing, pump body subassembly is including mutually independent first pump body and second pump body, and this first pump body and second pump body and pipeline subassembly intercommunication can be with the air discharge in pipeline subassembly and the suction chamber through the work of this first pump body or second pump body to produce periodic negative air pressure in the suction chamber, thereby realize the effect of extracting milk. When the wearable breast pump of the mixed air pump works, if the requirement of privacy exists, the first pump body and the second pump body are controlled to independently work, so that the wearable breast pump of the mixed air pump works under the condition of low noise; if the large suction force is required, the first pump body and the second pump body can be controlled to work simultaneously, and the air discharge speed in the suction cavity is increased at the moment, so that the negative air pressure value of the suction cavity is improved, and the efficiency of sucking milk is improved. In conclusion, through setting up the first pump body and the second pump body of independent work at the wearable breast pump of hybrid pump, compromise the application scenario that low noise and suction are big, satisfied most application crowd's demand to the application scope of this wearable breast pump product of hybrid pump has been enlarged.

Drawings

In order to more clearly illustrate the embodiments of the present 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, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a wearable breast pump embodiment of the present utility model;

FIG. 2 is an exploded view of an embodiment of a wearable breast pump of the present utility model;

FIG. 3 is a schematic view of the structure of a casing of the wearable breast pump of the present utility model;

FIG. 4 is a schematic diagram of the structure of the main unit in the embodiment of the wearable breast pump of the hybrid air pump of the present utility model;

FIG. 5 is a schematic diagram of another embodiment of a main unit of the wearable breast pump of the present utility model;

FIG. 6 is a schematic cross-sectional view of an embodiment of a hybrid pump wearable breast pump of the present utility model.

Reference numerals illustrate:

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the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The existing wearable breast pumps basically adopt diaphragm pumps to generate suction, but have the defects of loud noise (50 dB or more) and big volume, which is unfavorable for wearing.

There are breast pumps in the market which adopt 2 piezoelectric pump structures, but the piezoelectric pump process difficulty is great and is used for the unstable performance on the breast pump, namely the suction force of two piezoelectric pumps is also small and the power is very big (the heating is serious), then the radiating fin which is very heavy is loaded, so that the breast pump which is small in size and large in sucking force cannot be achieved.

In order to solve the technical problems, the utility model provides a hybrid pump wearable breast pump, which comprises:

a host 100;

the shell 200 is arranged on the host 100, the shell 200 is provided with a suction cavity 210 and a liquid outlet 220 communicated with the suction cavity 210, and one side of the suction cavity 210 is opened to form a liquid inlet;

a one-way diaphragm 300 provided at the liquid discharge port 220 to block external air from entering the suction chamber 210 from the liquid discharge port 220;

the pump body assembly 400 is arranged on the host 100, and the pump body assembly 400 comprises a first pump body and a second pump body which are mutually independent; and

the pipeline assembly 500 is arranged on the host 100, and the first pump body and the second pump body are communicated with the suction cavity 210 through the pipeline assembly 500;

at least one of the first pump body and the second pump body is operated to generate a periodic negative air pressure in the pumping chamber 210, and the pumping chamber 210 pumps milk under the action of the negative air pressure and discharges the milk from the liquid outlet 220.

Further, the first pump body is a diaphragm pump 410, and the second pump body is a piezoelectric pump 420.

Compared with the prior art, in the technical scheme of the utility model, the wearable breast pump of the hybrid pump comprises a main machine 100, a shell 200 is arranged on the main machine 100, wherein the shell 200 is provided with a suction cavity 210, a liquid inlet is formed at one side opening of the suction cavity 210, the suction cavity 210 is also communicated with a liquid outlet 220, a unidirectional diaphragm 300 is arranged at the liquid outlet 220, and the unidirectional diaphragm 300 can be opened unidirectionally to the outside so as to realize smooth discharge of milk in the suction cavity 210 from the liquid outlet 220, and simultaneously, external air can be prevented from entering the suction cavity 210 from the liquid outlet 220, thus ensuring the tightness of the suction cavity 210; in addition, the host 100 is further provided with a pump assembly 400 and a pipeline assembly 500, wherein the pipeline assembly 500 is communicated with the suction cavity 210 of the housing 200, the pump assembly 400 comprises a first pump body and a second pump body which are mutually independent, the first pump body and the second pump body are communicated with the pipeline assembly 500, and air in the pipeline assembly 500 and the suction cavity 210 can be discharged through the operation of the first pump body or the second pump body so as to generate periodic negative air pressure in the suction cavity 210, thereby realizing the function of sucking milk. When the wearable breast pump of the mixed air pump works, if the requirement of privacy exists, the first pump body and the second pump body are controlled to independently work, so that the wearable breast pump of the mixed air pump works under the condition of low noise; if there is a large suction demand, the first pump body and the second pump body can be controlled to operate simultaneously, and at this time, the air discharge speed in the suction cavity 210 is increased, so that the negative air pressure value of the suction cavity 210 is improved, and the efficiency of sucking milk is improved. In conclusion, through setting up the first pump body and the second pump body of independent work at the wearable breast pump of hybrid pump, compromise the application scenario that low noise and suction are big, satisfied most application crowd's demand to the application scope of this wearable breast pump product of hybrid pump has been enlarged.

Specifically, as shown in fig. 1 to 6, the wearable breast pump with a hybrid pump includes a main unit 100, the main unit 100 is a main body of the wearable breast pump with a hybrid pump for installing various functional components, a housing 200 is disposed on the main unit 100, and in order to facilitate disassembly and assembly and cleaning, the housing 200 and the main unit 100 may be detachably connected. The casing 200 is provided with a suction cavity 210, one side of the suction cavity 210 is provided with an open liquid inlet, and for convenient wearing, the liquid inlet can be designed into a horn shape to be matched with the shape of the breast, so that the liquid inlet is ensured to be attached to the breast in the process of sucking the breast, and the tightness of the suction cavity 210 is ensured; in order to facilitate the discharge of milk, the casing 200 is further provided with a liquid outlet 220, the liquid outlet 220 is communicated with the pumping chamber 210, in this embodiment, the liquid outlet 220 is communicated with a side wall of the pumping chamber 210, and when the hybrid pump wearable breast pump is worn, the liquid outlet 220 extends towards the ground side, so that milk can be conveniently discharged from the liquid outlet 220 below the pumping chamber 210 under the action of gravity when the milk enters the pumping chamber 210; in addition, in order to facilitate the storage of the discharged milk, the inner wall of the liquid outlet 220 can be provided with threads, and the feeding bottle with threads at the mouth can be screwed into the liquid outlet 220, so that the connection between the feeding bottle and the wearing type breast pump of the mixed air pump can be conveniently realized, thereby facilitating the storage of the milk. In addition, in order to ensure the working effect of the wearable breast pump of the hybrid air pump, the liquid outlet 220 is further provided with a unidirectional diaphragm 300, the unidirectional diaphragm 300 may be a thin sheet made of soft materials such as silica gel, and the unidirectional diaphragm 300 may be opened unidirectionally to one side of the liquid outlet 220 away from the suction cavity 210; thus, when milk enters the pumping chamber 210, milk can smoothly flow out of the pumping chamber 210 from the unidirectional diaphragm 300, and external air is limited by the unidirectional opening and closing characteristics of the unidirectional diaphragm 300, so that the external air cannot enter the pumping chamber 210 from the liquid outlet 220, the tightness of the pumping chamber 210 is ensured, and the smoothness of pumping is ensured. In order to meet the requirements of high suction and low noise, the main machine 100 of the wearable breast pump of the hybrid air pump is provided with a pump body assembly 400 and a pipeline assembly 500, wherein the pump body assembly 400 comprises a first pump body and a second pump body which are mutually independent, and the first pump body and the second pump body can work independently; the pipeline assembly 500 is disposed on the host 100, and the first pump body and the second pump body are communicated with the pumping cavity 210 through the pipeline assembly 500, so that the first pump body and the second pump body can periodically work, and the air in the pumping cavity 210 is periodically discharged to generate negative air pressure, and milk is sucked out from the breast through the negative air pressure, thereby realizing the function of sucking milk. In practical application, when a user needs to work in a private scene, the user can adjust one of the first pump body and the second pump body to work independently, so that the noise is ensured to be small enough, and the use privacy is improved; when the sucking force is difficult to suck, the sucking force can be increased by adjusting the power of the first pump body or the second pump body, if the single pump body still is difficult to meet the requirement, the user can adjust to enable the first pump body and the second pump body to work simultaneously, at the moment, the air discharging speed in the sucking cavity 210 is increased, and the negative pressure level in the sucking cavity 210 is further increased, so that the function of large sucking force is realized; in addition, because the design of two pump bodies is adopted in this technical scheme, consequently compare in traditional breast pump, the power and the volume of two pump bodies in this technical scheme can be designed to be littleer, consequently when single pump body work, its lower power has also realized lower noise level, has also reduced the volume and the weight of whole hybrid pump wearable breast pump simultaneously, has reduced the burden of long-time use. In addition, in order to further improve the silencing effect of the wearable breast pump of the hybrid pump, the pump body assembly 400 may be formed by combining the piezoelectric pump 420 and the diaphragm pump 410, that is, one of the first pump body and the second pump body is the piezoelectric pump 420, and the other is the diaphragm pump 410, because the working noise of the piezoelectric pump 420 is smaller, the piezoelectric pump 420 can be set to work in a private scene, thereby further reducing the working noise of the wearable breast pump of the hybrid pump, improving the wearing concealment, and in addition, the diaphragm pump 410 can correspondingly reduce the power to meet the light-weight requirement.

Optionally, the diaphragm pump 410 and the piezoelectric pump 420 are in communication with the tubing assembly 500, respectively.

Optionally, the diaphragm pump 410 is in communication with the piezoelectric pump 420, and one of the diaphragm pump 410 and the piezoelectric pump 420 is in communication with the tubing assembly 500, such that air in the tubing assembly 500 is exhausted after passing through the piezoelectric pump 420 and the diaphragm pump 410.

Specifically, as shown in fig. 4, in the present embodiment, in order to implement the separate operation of the two pump bodies of the pump body assembly 400, the diaphragm pump 410 and the piezoelectric pump 420 may be separately connected to the pipeline assembly 500, so that the air in the pumping chamber 210 may be separately discharged from the diaphragm pump 410 or the piezoelectric pump 420, and the two operations may not affect each other. In another embodiment, the diaphragm pump 410 and the piezoelectric pump 420 may be disposed in series, for example, the diaphragm pump 410 is connected to the air outlet of the piezoelectric pump 420, the air inlet of the piezoelectric pump 420 is connected to the pipeline assembly 500, and the two pumps are interchanged, so that the vacuum degree in the pumping chamber 210 can be increased by connecting the two pump bodies in series, which is equivalent to increasing the upper suction limit of the pump type pump, so as to meet the requirement of larger suction force than the parallel connection.

Further, the hybrid pump wearable breast pump includes a venting member 600, the venting member 600 being in communication with the tubing assembly 500 to periodically relieve the negative air pressure within the pumping chamber 210.

In order to improve the use experience of the wearable breast pump with the air-mixing pump, the wearable breast pump with the air-mixing pump comprises an air release member 600, wherein the air release member 600 is communicated with the pipeline assembly 500, in this embodiment, the air release member 600 may be a normally closed electromagnetic valve, the air release member 600 is communicated with the pipeline assembly 500, the interface between the pipeline assembly 500 and the air release member 600 is closed in the initial state of the air release member 600, and when the air release member 600 works, the interface between the pipeline assembly 500 and the air release member 600 is opened, so that the pipeline assembly 500 is communicated with the external environment. When the hybrid pump wearable breast pump works, the air release member 600 can work periodically, so that the pipeline assembly 500 is communicated with the external environment periodically, and the negative pressure in the pumping cavity 210 is relieved periodically, which is reflected in that the body feeling of the user is close to the sucking action which should be performed, which is beneficial to stimulating the generation of breast milk, and thus the use experience of the hybrid pump wearable breast pump is further improved.

Further, the casing 200 is further provided with a negative pressure cavity 230 communicated with the suction cavity 210, an air bag 700 is arranged in the negative pressure cavity 230, the air bag 700 is made of flexible materials and is internally provided with an air chamber, and the pipeline assembly 500 is communicated with the air chamber;

wherein, the pump body assembly 400 adjusts the air pressure in the air chamber through the pipe assembly 500 to increase or decrease the volume of the air bag 700.

Specifically, as shown in fig. 5 and 6, in order to prevent the milk in the pumping chamber 210 from flowing back into the pipeline assembly 500 to cause pollution, a negative pressure chamber 230 may be disposed on the housing 200, the negative pressure chamber 230 may be disposed on an upper portion of the pumping chamber 210 on the housing 200 and is communicated with the pumping chamber 210 through a vent hole, the negative pressure chamber 230 will be isolated from the external environment after the housing 200 is assembled with the host 100 and is communicated with the pumping chamber 210 only through the vent hole, in addition, an air bag 700 is disposed in the negative pressure chamber 230, the air bag 700 may be a hollow bag body made of silica gel material, and a hollow air chamber inside the air bag 700 may be communicated with the pipeline assembly 500. Thus, when the pump body assembly 400 is operated, air in the air chamber of the air bag 700 is drawn out, and the air bag 700 is deformed, which causes the space of the negative pressure chamber 230 and the pumping chamber 210 communicated with the negative pressure chamber 230 to be increased or decreased, thereby embodying a variation in air pressure, realizing a pumping function, and in addition, since the air bag 700 insulates the pipe assembly 500 from the pumping chamber 210, milk in the pumping chamber 210 cannot flow into the pipe assembly 500, thereby preventing leakage of milk.

Further, the hybrid pump wearable breast pump includes:

the control module is arranged on the host 100, and the first pump body and the second pump body are respectively and electrically connected with the control module so as to independently control the first pump body or the second pump body to work;

the power module is arranged on the host 100 and is electrically connected with the control module to supply power for the control module.

Specifically, in order to improve portability of the wearable breast pump of the hybrid air pump, a control module and a power module may be integrated on the main unit 100 of the wearable breast pump of the hybrid air pump, where the control module may be electrically connected with the first pump body and the second pump body to control the first pump body and the second pump body to work, and the power module may be electrically connected with the control module to supply power to the control module; like this, when the user is out, only need carry this mixed air pump wearable breast pump body can satisfy the breast pumping demand to user experience has been improved.

Further, the host 100 is provided with a mounting cavity, and the pump body assembly 400 and the pipeline assembly 500 are arranged in the mounting cavity.

Further, a sound absorbing material is attached to the inner wall of the installation cavity.

In order to improve the use reliability of the wearable breast pump of the hybrid air pump, the host 100 can be provided with an installation cavity, and the pump body assembly 400 and the pipeline assembly 500 can be accommodated in the installation cavity to realize the protection thereof, thereby improving the use reliability and safety. In addition, in order to further reduce the working noise of the hybrid pump wearable breast pump, sound absorbing materials such as sound absorbing cotton can be attached to the inner wall of the installation cavity, and the working noise is absorbed through the sound absorbing materials, so that the noise transmitted by the hybrid pump wearable breast pump is further reduced, and the use privacy of the hybrid pump wearable breast pump is further improved.

Further, the hybrid pump wearable breast pump further comprises a liquid storage bottle 800, and the liquid storage bottle 800 is detachably connected with the liquid drain port 220. As shown in fig. 5 and 6, in order to improve the user experience, the wearable breast pump with the hybrid air pump may be integrated with a liquid storage bottle 800, the main machine 100 may be provided with a cavity opposite to the liquid outlet 220 of the housing 200, the liquid storage bottle 800 is connected to the liquid outlet 220 and may be installed in the cavity, and when the milk needs to be poured out, only the liquid storage bottle 800 needs to be taken out from the cavity and removed from the liquid outlet 220. According to the technical scheme, the liquid storage bottle 800 is integrated on the inhaler, so that the functional integration level and portability of the wearable breast pump of the hybrid air pump are improved, and the user experience is improved.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A hybrid pump wearable breast pump, comprising:

a host;

the shell is arranged on the host machine and is provided with a suction cavity and a liquid outlet communicated with the suction cavity, and one side of the suction cavity is opened to form a liquid inlet;

the one-way diaphragm is arranged at the liquid outlet to prevent external air from entering the suction cavity from the liquid outlet;

the pump body assembly is arranged on the host and comprises a first pump body and a second pump body which are mutually independent; and

the pipeline assembly is arranged on the host, and the first pump body and the second pump body are communicated with the suction cavity through the pipeline assembly;

at least one of the first pump body and the second pump body works to enable periodic negative air pressure to be generated in the suction cavity, and the suction cavity sucks milk under the action of the negative air pressure and discharges the milk from the liquid outlet.

2. The hybrid pump wearable breast pump of claim 1, wherein the first pump body is a diaphragm pump and the second pump body is a piezoelectric pump.

3. The hybrid pump wearable breast pump of claim 2, wherein the diaphragm pump and the piezoelectric pump are in communication with the tubing assembly, respectively.

4. The hybrid pump wearable breast pump of claim 2, wherein the diaphragm pump is in communication with the piezoelectric pump, and one of the diaphragm pump and the piezoelectric pump is in communication with the tubing assembly such that air in the tubing assembly is expelled after passing through the piezoelectric pump and the diaphragm pump.

5. The hybrid pump-worn breast pump of claim 1, comprising a venting member in communication with the tubing assembly to periodically relieve negative air pressure within the pumping chamber.

6. The hybrid pump wearable breast pump of claim 1, wherein the housing is further provided with a negative pressure cavity communicated with the suction cavity, an air bag is arranged in the negative pressure cavity, the air bag is made of flexible materials and is internally provided with an air chamber, and the pipeline assembly is communicated with the air chamber;

the pump body assembly adjusts the air pressure in the air chamber through the pipeline assembly so as to increase or decrease the volume of the air bag.

7. The hybrid pump wearable breast pump of claim 1, wherein the hybrid pump wearable breast pump comprises:

the control module is arranged on the host, and the first pump body and the second pump body are respectively and electrically connected with the control module so as to independently control the first pump body or the second pump body to work;

the power module is arranged on the host, and is electrically connected with the control module to supply power for the control module.

8. The hybrid pump wearable breast pump of claim 1, wherein the main unit is provided with an installation cavity, and the pump body assembly and the pipeline assembly are arranged in the installation cavity.

9. The hybrid pump wearable breast pump of claim 8, wherein an acoustic absorbing material is attached to an inner wall of the mounting cavity.

10. The hybrid pump wearable breast pump of claim 1, further comprising a reservoir, the reservoir being removably connected to the drain.

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