WO2021031310A1

WO2021031310A1 - Bionic bra and breast pump

Info

Publication number: WO2021031310A1
Application number: PCT/CN2019/110491
Authority: WO
Inventors: 邓华; 刘水华; 张毅
Original assignee: 滨海昌正企业管理有限公司
Priority date: 2019-08-21
Filing date: 2019-10-11
Publication date: 2021-02-25
Also published as: CN110448745A

Abstract

Provided are a bionic bra and a breast pump, relating to the technical field of maternal and infant apparatuses. The bionic bra comprises a flow guide pipeline (1), a support mechanism (4) and a bag structure (2), wherein one end of the flow guide pipeline (1) is provided with a milk suction port (3), and the other end thereof can communicate with an external storage container; the support mechanism (4) is sheathed outside the flow guide pipeline (1) and the milk suction port (3); an outer wall of the flow guide pipeline (1) and an inner wall of the support mechanism (4) form the bag structure (2); and the support mechanism (4) is provided with a through hole (5) for inputting and outputting a fluid, and the bag structure (2) can expand or contract under the action of an external fluid so as to change a sectional area of the flow guide pipeline (1), thereby generating positive pressure or negative pressure in the flow guide pipeline (1). When the bag structure (2) contracts, the flow guide pipeline (1) can accommodate an areola (6). When the bag structure (2) contracts, the negative pressure against the areola (6) expands towards the periphery of the areola (6), and compared with the prior art where a nipple and the areola (6) are extruded and pulled at a corner of a three-way horn mouth, the harm of pressure on the nipple and the areola (6) is smaller, the areola (6) is not easily chapped, and pain is reduced.

Description

Bionic bra and breast pump

Technical field

The invention relates to the technical field of maternal and infant equipment, in particular to a bionic brassiere and a breast pump.

Background technique

Milk feeding is a scientific method of feeding. A breast pump is a tool used to express milk that has accumulated in the breast.

At present, in the process of relieving the mother's milk increase, the negative pressure of the main body of the breast pump acts on the corners of the three-way bell mouth to squeeze and pull the nipple and areola, so as to suck milk from the breast into the bottle.

However, in the above-mentioned breast pumping method, the negative pressure of the main body of the breast pump acts on the corners of the three-way bell mouth to squeeze and pull the nipple and areola, which easily causes the areola to crack and the pain is difficult to overcome. In addition, the breast-pumping action cannot intuitively realize the breast-pumping mouth opening and closing action, and does not have the same stimulating effect as the dynamic oral opening and closing.

Summary of the invention

The purpose of the present invention is to provide a bionic brassiere and a breast pump, so as to relieve the negative pressure of the main body of the breast pump in the prior art from acting on the outside of the bionic brassiere, which is likely to cause areola chapped damage, and the pain is difficult to overcome. .

The bionic brassiere provided by the present invention includes a diversion pipeline, a supporting mechanism and a plurality of bladder structures; one end of the diversion pipeline is provided with a breast suction port, and the other end can communicate with an external storage container; The bladder structure is arranged annularly along the radial direction of the diversion pipeline; there are slots and gaps between adjacent bladder structures; the support mechanism is sleeved outside the diversion pipeline and the breast suction port The outer wall of the diversion pipeline and the inner wall of the supporting mechanism form a plurality of the bladder structures; the supporting mechanism is provided with through holes for input and output of fluid, and the plurality of bladder structures can be Under the action of external fluid, it expands or contracts to change the cross-sectional area of the guide tube, so that positive or negative pressure is generated inside the guide tube; when a plurality of the balloon structures contract, the guide tube Road can accommodate areola and nipple.

Further, the bionic brassiere further includes a horn-shaped adsorption structure; the adsorption structure is arranged at an end of the breast suction port away from the diversion pipeline, and the adsorption structure is in communication with the diversion pipeline The end of the adsorption structure with a larger inner diameter is away from the milk suction port; the adsorption structure is used to adsorb the breast.

Further, both the adsorption structure and the diversion pipeline are made of liquid silica gel.

Further, the bionic brassiere further includes an installation handle; the installation handle is arranged at an end of the diversion tube away from the breast suction port.

Further, an annular connecting groove connected to the supporting mechanism is provided at one end of the diversion pipeline away from the breast suction port; a sealing strip is arranged in the connecting groove.

Further, the present invention also provides a breast pump, which includes a fluid drive mechanism and a bionic brassiere; the fluid drive mechanism communicates with the bag structure through the through hole, and the fluid drive mechanism is used for To input fluid into the bladder structure or output fluid from the bladder structure to expand or contract the bladder structure.

Further, the fluid driving mechanism is a gas driving mechanism, the gas driving mechanism includes an air guide tube, a one-way air relief valve, an air pump, an exhaust pipe, and a control unit; the one-way air relief valve and the air pump are arranged in parallel One end of the air duct is in communication with the bladder structure through the through hole, and the other end is respectively connected with the one-way bleed valve and the air pump; one end of the exhaust pipe is in communication with the outside, and the other end is respectively Connected with the one-way air relief valve and the air pump; the control unit is used to control the opening and closing of the air pump; the air pump is used to pump out the gas in the capsule structure; when the air pump When closed, the one-way bleed valve can make gas flow from the exhaust pipe into the air guide pipe.

Further, the fluid driving mechanism is a liquid driving mechanism, and the liquid driving mechanism includes a water storage structure, a one-way drain valve, a water pump, a liquid guide pipe, a drain pipe, and a control module; the one-way drain valve and The water pumps are arranged in parallel; one end of the catheter is connected to the bladder structure through the through hole, and the other end is respectively connected to the one-way drain valve and the water pump; one end of the drain pipe It is connected to the water storage structure, and the other end is respectively connected to the one-way relief valve and the water pump; the control module is used to control the opening and closing of the water pump; the water pump is used to The liquid in the bladder structure is pumped out; when the water pump is closed, the one-way relief valve can make the liquid flow from the water storage structure into the catheter.

Further, the breast pump further includes a connecting mechanism and a feeding bottle; the connecting mechanism is respectively connected with the feeding bottle and the supporting mechanism; the feeding bottle is the storage container.

Further, the connecting mechanism is connected with a one-way valve; the one-way valve communicates with the diversion pipeline through the connecting mechanism.

In the bionic brassiere provided by the present invention, during use, the user attaches the breast suction port to the areola, and the areola blocks the breast suction port. The fluid is output from the bladder structure from the through hole, and the bladder structure is contracted under the action of the external fluid. At this time, the cross-sectional area of the diversion pipe increases, and the internal space of the diversion pipe increases to generate negative pressure. Under the action of pressure, the areola is sucked into the diversion tube, so that the negative pressure for the areola expands around the areola. At this time, it is simulated that the baby's back of the tongue drops to increase the pharyngeal space and generate negative pressure. Due to the negative pressure, the milk is discharged from the breast and flows from the other end of the diversion tube to the storage container. Then, input fluid into the bladder structure from the through hole to make the bladder structure expand under the action of the external fluid. At this time, the cross-sectional area of the diversion pipe is reduced, and the internal space of the diversion pipe is reduced to generate positive pressure. Under the action of positive pressure, the areola exits the diversion pipeline and is blocked at the breast suction port. At this time, the baby’s upper and lower jaws bite together, and the back of the tongue is lifted to squeeze the areola. Repeatedly, the milk is discharged from the breast. The contraction and expansion of multiple sac structures mimics the dynamic expansion and closure of a baby during breastfeeding, which can better dredge the breast and stimulate the milk formation. The multiple bladder structures are arranged annularly along the radial direction of the diversion pipe, which can make the deformation of the diversion pipe more uniform and make the pressure on the areola more uniform. The arrangement of the slots can facilitate the circulation of liquid.

It can be seen from the above that when the capsule structure is contracted, the negative pressure for the areola expands around the areola. Compared with the prior art squeezing and pulling the nipple and areola at the corner of the three-way horn, the pressure affects the nipple and areola. The damage of the areola is smaller, it is not easy to cause the damage of the areola, and the pain is reduced. In addition, the contraction and expansion of multiple sac structures mimics the dynamic expansion and contraction of a baby during breastfeeding, which can better dredge the breast and stimulate the milk formation.

Description of the drawings

In order to explain the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following will briefly introduce the drawings that need to be used in the specific embodiments or the description of the prior art. Obviously, the appendix in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of a bionic brassiere provided by an embodiment of the present invention;

2 is a cross-sectional view of a bionic brassiere provided by an embodiment of the present invention;

Figure 3 is a front view of a bionic brassiere provided by an embodiment of the present invention;

FIG. 4 is a schematic diagram when the capsule structure is contracted according to an embodiment of the present invention;

FIG. 5 is a schematic diagram when the balloon structure is expanded according to an embodiment of the present invention;

Figure 6 is an exploded view of part of the structure of the breast pump provided by the embodiment of the present invention;

Figure 7 is a partial structural sectional view of a breast pump provided by an embodiment of the present invention;

8 is a schematic structural diagram when the fluid drive mechanism provided by the embodiment of the present invention is a gas drive mechanism;

FIG. 9 is a schematic structural diagram when the fluid driving mechanism provided by an embodiment of the present invention is a liquid driving mechanism.

Icon: 1- diversion pipeline; 2- sac structure; 3- suction port; 4- support mechanism; 5- through hole; 6-areola; 7-slot gap; 8-adsorption structure; 9-breast; 10 -Fixed flange; 11-installation handle; 12-connection groove; 13-connection buckle; 14-gas drive mechanism; 15-air pipe; 16-one-way air release valve; 17-exhaust pump; 18-exhaust pipe 19-Control unit; 20-Liquid drive mechanism; 21-Water storage structure; 22-One-way relief valve; 23-Suction pump; 24-Liquid pipe; 25-Drain pipe; 26-Control module; 27-Connection Mechanism; 28-feeding bottle; 29-one-way valve; 30-pipeline interface.

detailed description

The technical solutions of the present invention will be clearly and completely described below in conjunction with embodiments. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Figure 1 is a schematic structural diagram of a bionic bra provided by an embodiment of the present invention; Figure 2 is a cross-sectional view of a bionic bra provided by an embodiment of the present invention; Figure 3 is a front view of a bionic bra provided by an embodiment of the present invention; Figure 4 is an implementation of the present invention Figure 5 is a schematic diagram of the balloon structure when the balloon structure is inflated according to an embodiment of the present invention; as shown in Figures 1 to 5, the bionic bra provided by the present invention includes a diversion tube 1 , The supporting mechanism 4 and a plurality of bladder structures 2; one end of the diversion pipeline 1 is provided with a milk suction port 3, and the other end can communicate with an external storage container; a plurality of the bladder structures 2 along the diversion The pipeline 1 is arranged in a radial ring shape; there are slots 7 between the adjacent bladder structures 2; the supporting mechanism 4 is sleeved on the outside of the diversion pipeline 1 and the breast suction port 3; The outer wall of the diversion pipeline 1 and the inner wall of the supporting mechanism 4 form a plurality of the bladder structures 2; the supporting mechanism 4 is provided with through holes 5 for input and output of fluid, and a plurality of The bladder structure 2 can be expanded or contracted under the action of external fluid to change the cross-sectional area of the diversion pipe 1 so as to generate positive or negative pressure inside the diversion pipe 1. When multiple bladder structures 2 When contracted, the guide tube 1 can contain the areola 6 and the nipple.

Wherein, the bladder structure 2 may be a ring-shaped bladder, and the through hole 5 in the center of the ring is the diversion pipeline 1.

The storage container may be a milk bottle 28, a milk storage bag, or the like.

Preferably, the caliber of the sucking mouth 3 is imitating a biological oral cavity, and the diameter is between 18 and 42 mm.

The cross-sectional area of the diversion pipeline 1 is: the cross-sectional area along the extension direction of the diversion pipeline 1.

The supporting mechanism 4 can be made of food-grade plastics, such as polypropylene or PPSU (polyphenylsulfone resin) and so on.

The width of the slot 7 between adjacent capsule structures 2 may be 0.5 mm-5 mm.

The bionic brassiere provided by the present invention includes a diversion pipeline 1, a supporting mechanism 4, and a plurality of bladder structures 2; one end of the diversion pipeline 1 is provided with a milk suction port 3, and the other end can communicate with an external storage container A plurality of the bladder structures 2 are arranged annularly along the radial direction of the diversion pipeline 1; there are slots 7 between adjacent bladder structures 2; the supporting mechanism 4 is sleeved in the diversion tube The outside of the pipeline 1 and the breast suction port 3; the outer wall of the diversion pipeline 1 and the inner wall of the supporting mechanism 4 form a plurality of the bag structures 2; the supporting mechanism 4 is provided with Through holes 5 for input and output fluids, a plurality of the bladder structures 2 can expand or contract under the action of external fluid to change the cross-sectional area of the diversion pipe 1 so as to make the diversion pipe 1 positive Pressure or negative pressure; when a plurality of the balloon structures 2 contract, the guide tube 1 can contain the areola 6 and the nipple. During use, the user attaches the breast suction port 3 to the areola 6 and the areola 6 blocks the breast suction port 3. The fluid is output from the bladder structure 2 from the through hole 5, and the bladder structure 2 is contracted under the action of external fluid. At this time, the cross-sectional area of the diversion pipe 1 increases, and the internal space of the diversion pipe 1 increases. Negative pressure, under the action of negative pressure, the areola 6 is sucked into the diversion tube 1, so that the negative pressure for the areola 6 expands around the areola 6. At this time, the simulated baby's tongue drops and the pharynx space increases. The situation of negative pressure. Due to the negative pressure, the milk is discharged from the breast and flows from the other end of the diversion tube 1 to the storage container. Then, input fluid from the through hole 5 into the bladder structure 2 to make the bladder structure 2 expand under the action of the external fluid. At this time, the cross-sectional area of the diversion pipe 1 is reduced, and the inner space of the diversion pipe 1 is reduced. A positive pressure is generated. Under the action of the positive pressure, the areola 6 exits the diversion tube 1 and is blocked at the breast suction port 3. At this time, the simulated baby’s upper and lower jaws bite together, and the back of the tongue is lifted to squeeze the areola 6. Repeatedly, the milk is discharged from the breast. The contraction and expansion of the multiple sac structures 2 simulates the dynamic expansion and closing action of the baby during breastfeeding, which can better dredge the breast and stimulate the milk formation. The multiple bladder structures 2 are arranged annularly along the radial direction of the guide tube 1, which can make the deformation of the guide tube 1 more uniform and make the pressure of the areola 6 more uniform. The arrangement of the slot 7 can facilitate the circulation of liquid.

It can be seen from the above that when the capsule structure 2 contracts, the negative pressure for the areola 6 expands around the areola 6. Compared with the prior art squeezing and pulling the nipple and areola 6 at the corner of the three-way flared, Pressure will cause less damage to the nipple and areola 6, less likely to cause chapped damage to the areola 6, reducing pain. In addition, the contraction and expansion of the multiple sac structures 2 simulate the dynamic expansion and closing action of a baby when sucking milk, which can better dredge the breast and stimulate the milk formation.

As shown in Figs. 1 to 3, on the basis of the above-mentioned embodiment, further, the bionic brassiere further includes a horn-shaped adsorption structure 8; the adsorption structure 8 is arranged at an end of the milk suction port 3 away from the diversion pipe 1. Moreover, the adsorption structure 8 is connected to the diversion pipeline 1; the end of the adsorption structure 8 with a larger inner diameter is far away from the milk suction port 3; the adsorption structure 8 is used to adsorb the breast 9.

Wherein, one end of the supporting mechanism 4 may be horn-shaped, so as to cooperate with the adsorption structure 8. In this way, the breast 9 and the adsorption structure 8 can be better supported. The support mechanism 4 is used to support the breast 9 and the adsorption structure 8 to provide convenience for the user. When the adsorption structure 8 is made of a flexible material, the support mechanism 4 can also prevent the adsorption structure 8 from deforming.

Further, the suction structure 8 is provided with a fixed flange 10 for connecting with the supporting mechanism 4 at one end of the suction structure 8 away from the breast suction port 3. The arrangement of the fixed flanging 10 can make the connection between the adsorption structure 8 and the supporting mechanism 4 more stable.

Wherein, the fixed flange 10 is matched with the end of the supporting mechanism 4 away from the diversion pipeline 1.

In this embodiment, during use, the adsorption structure 8 is used to adsorb the breast 9. The shape of the bell mouth can better fit the breast 9, thereby improving the comfort of the user, and can better make the air pressure and breast milk better. isolation.

On the basis of the foregoing embodiment, further, the adsorption structure 8 and the diversion pipe 1 are both made of liquid silica gel.

Among them, the material of the adsorption structure 8 and the diversion pipe 1 is liquid silica gel, which is a food-grade material, which has better sealing, tear resistance, resilience, yellowing resistance, thermal stability, Features of resistance to heat aging and compression deformation.

In this embodiment, the nature of the liquid silicone material can improve the comfort of the user, and can better isolate the air pressure from the milk. The diversion pipeline 1 is made of flexible material, and the bladder structure 2 is easier to expand or contract under the influence of external fluid. In addition, since the fixed flanging 10 is made of liquid silicone material, it can produce a certain degree of deformation and has elasticity, so the connection between the fixed flanging 10 and the external structure can be made closer.

As shown in FIG. 1 and FIG. 2, on the basis of the above-mentioned embodiment, further, the bionic brassiere further includes a mounting handle 11; the mounting handle 11 is arranged at the end of the diversion tube 1 away from the breast suction port 3.

Wherein, the mounting handle 11 is provided with a friction part, and the friction part may be a frosted layer or a plurality of friction protrusions.

The installation handle 11 has a certain rigidity.

The installation handle 11 is fixedly connected with the diversion pipeline 1.

In this embodiment, during use, since the diversion pipe 1 is made of a flexible material, the installation handle 11 can facilitate the user to take and install and unload the diversion pipe 1.

As shown in Figure 2, on the basis of the above-mentioned embodiment, further, an annular connecting groove 12 connected to the supporting mechanism 4 is provided at the end of the diversion pipe 1 away from the breast suction port 3; the connecting groove 12 is provided with sealing strip.

Wherein, the connecting groove 12 is matedly connected with the connecting buckle 13 of the supporting mechanism 4, and the sealing strip is arranged between the connecting groove 12 and the connecting buckle 13, which can play a sealing role and prevent liquid leakage.

Preferably, the connecting groove 12 and the connecting buckle 13 are fixed by interference fit.

In this embodiment, during use, when the groove 12 is connected, it is convenient to connect the diversion pipe 1 and the supporting mechanism 4, and the arrangement of the sealing strip can play a sealing role to ensure the isolation between the fluid and the milk.

6 is an exploded view of the structure of the breast pump provided by the embodiment of the present invention; FIG. 7 is a cross-sectional view of the breast pump provided by the embodiment of the present invention; FIG. 8 is a view when the fluid drive mechanism provided by the embodiment of the present invention is a gas drive mechanism Schematic diagram of the structure; Figure 9 is a schematic diagram of the structure when the fluid drive mechanism provided by an embodiment of the present invention is a liquid drive mechanism; as shown in Figures 6-9, on the basis of the above-mentioned embodiment, further, the embodiment of the present invention also provides A breast pump includes a fluid drive mechanism and a bionic brassiere; the fluid drive mechanism communicates with the capsule structure 2 through a through hole 5, and the fluid drive mechanism is used to input fluid into the capsule structure 2 or output from the capsule structure 2 Fluid to expand or contract the balloon structure 2.

Wherein, the supporting mechanism 4 is provided with a pipeline interface 30 that cooperates with the fluid driving mechanism.

In this embodiment, during use, the user attaches the breast suction port 3 to the areola 6 and the areola 6 blocks the breast suction port 3. The fluid drive mechanism outputs fluid from the bladder structure 2 through the through hole 5, so that the bladder structure 2 is contracted under the action of external fluid. At this time, the cross-sectional area of the diversion pipe 1 increases, and the internal space of the diversion pipe 1 increases. Large and negative pressure is generated. Under the action of the negative pressure, the areola 6 is sucked into the diversion tube 1, so that the negative pressure for the areola 6 expands to the periphery of the areola 6. Due to the negative pressure, the milk is discharged from the breast and flows from the other end of the diversion tube 1 to the storage container. Then, the fluid driving mechanism inputs fluid from the bladder structure 2 through the through hole 5, so that the bladder structure 2 is expanded under the action of the external fluid. At this time, the cross-sectional area of the diversion pipe 1 is reduced, and the inside of the diversion pipe 1 The space is reduced and positive pressure is generated. Under the action of the positive pressure, the areola 6 exits the diversion tube 1 and is blocked at the breast suction port 3. Repeatedly, the milk is discharged from the breast.

It can be seen from the above that when the capsule structure 2 contracts, the negative pressure for the areola 6 expands around the areola 6. Compared with the prior art squeezing and pulling the nipple and areola 6 at the corner of the three-way flared, Pressure will cause less damage to the nipple and areola 6, less likely to cause chapped damage to the areola 6, reducing pain.

As shown in Figure 8, on the basis of the above-mentioned embodiment, further, the fluid drive mechanism is a gas drive mechanism 14. The gas drive mechanism 14 includes an air duct 15, a one-way air release valve 16, an air pump 17, an exhaust pipe 18, and Control unit 19; one-way air relief valve 16 and air pump 17 are arranged in parallel; one end of air guide tube 15 is connected to bladder structure 2 through through hole 5, and the other end is respectively connected to one-way air relief valve 16 and air pump 17; exhaust pipe 18 One end is connected to the outside world, and the other end is respectively connected to the one-way relief valve 16 and the air pump 17; the control unit 19 is used to control the opening and closing of the air pump 17; the air pump 17 is used to pump out the gas in the bladder structure 2; When the air pump 17 is closed, the one-way bleed valve 16 can make the gas flow from the exhaust pipe 18 into the air guide pipe 15.

Among them, the control unit 19 is provided with an up and down shift function, which can control the magnitude of the action range of the bag structure 2 and imitate the force of the baby to allow suction. That is: when the control unit 19 shifts up, the control unit 19 controls the air pump 17 to extend the start time, so that more gas is pumped out, so that the action range of the bag structure 2 increases; when the control unit 19 shifts down, the control unit 19 controls the pumping The air pump 17 shortens the start-up time, so that less gas is drawn out, so that the action range of the capsule structure 2 is reduced.

In addition, the control unit 19 can control the running speed of the motor of the suction pump 17 so as to control the speed of the action of the bladder structure 2 to imitate the frequency at which the baby is allowed to suck.

In this embodiment, during use, when the control unit 19 controls the air extraction pump 17 to turn on, the air extraction pump 17 is activated to extract the gas in the bladder structure 2 through the air duct 15 and exhaust it from the exhaust pipe 18 to the outside. The contraction of the bladder structure 2; when the control unit 19 controls the air pump 17 to close, the outside air flows through the exhaust pipe 18 to the one-way bleed valve 16, and flows into the air duct 15 through the one-way bleed valve 16, and finally enters the bladder In structure 2, the balloon structure 2 is thus expanded.

As shown in Figure 9, on the basis of the above embodiment, further, the fluid drive mechanism is a liquid drive mechanism 20, which includes a water storage structure 21, a one-way relief valve 22, a water pump 23, and a liquid guide tube 24. The drain pipe 25 and the control module 26; the one-way relief valve 22 and the pump 23 are arranged in parallel; one end of the catheter 24 is connected to the bladder structure 2 through the through hole 5, and the other end is respectively connected to the one-way relief valve 22 and The water pump 23 is connected; one end of the drain pipe 25 is connected to the water storage structure 21, and the other end is respectively connected to the one-way relief valve 22 and the water pump 23; the control module 26 is used to control the opening and closing of the water pump 23; the water pump 23 is used To pump out the liquid in the capsule structure 2; when the water pump 23 is closed, the one-way relief valve 22 can make the liquid flow from the water storage structure 21 into the catheter 24.

Among them, the control module 26 is provided with the function of adding and subtracting gears, which can control the magnitude of the action range of the capsule structure 2 and imitate the strength of the infant to allow suction. That is: when the control module 26 shifts up, the control module 26 controls the pump 23 to extend the startup time, so that more liquid is pumped out, thereby increasing the action range of the capsule structure 2; when the control module 26 shifts down, the control module 26 controls the pumping The water pump 23 shortens the start-up time and draws less liquid, so that the action range of the capsule structure 2 is reduced.

In addition, the control module 26 can control the running speed of the motor of the water pump 23, so as to control the speed of the action of the bladder structure 2 to imitate the frequency that the baby is allowed to suck.

In this embodiment, during use, when the control module 26 controls the water pump 23 to turn on, the water pump 23 is activated to pump the liquid in the bladder structure 2 through the catheter 24 and drain it from the drain pipe 25 to the water storage structure In 21, the sac structure 2 is contracted; when the control module 26 controls the pump 23 to close, the liquid in the water storage structure 21 flows through the drain pipe 25 to the one-way relief valve 22, and flows in through the one-way relief valve 22 Into the catheter 24, and finally into the balloon structure 2, so that the balloon structure 2 is expanded.

As shown in Figures 4-7, on the basis of the above embodiment, further, the breast pump further includes a connecting mechanism 27 and a feeding bottle 28; the connecting mechanism 27 is respectively connected with the feeding bottle 28 and the supporting mechanism 4; the feeding bottle 28 is for storage container.

Among them, the connecting mechanism 27 and the supporting mechanism 4 may be threaded connection, screw connection, snap connection, or the like. The connecting mechanism 27 and the supporting mechanism 4 should be detachably connected.

The connection mechanism 27 and the milk bottle 28 may be threaded connection, screw connection, snap connection, or the like. The connecting mechanism 27 and the milk bottle 28 should be detachably connected.

In this embodiment, during use, the connection mechanism 27 can serve as a connection between the milk bottle 28 and the supporting mechanism 4. The milk bottle 28 serves to store and collect milk.

As shown in FIGS. 4-7, on the basis of the above-mentioned embodiment, further, the connecting mechanism 27 is connected with a one-way valve 29; the one-way valve 29 communicates with the diversion pipeline 1 through the connecting mechanism 27.

Among them, the check valve 29 has a V-shape.

The material of the one-way valve 29 is liquid silica gel, and the thickness of the V-shaped sheet of the one-way valve 29 is 0.3-0.8 mm, which has a one-way flow function. When it is closed under negative pressure and open under positive pressure, the milk can flow into the milk bottle 28 through the V-shaped check valve 29 naturally.

The one-way valve 29 can be detachably connected with the connecting mechanism 27.

In this embodiment, during use, the user attaches the breast suction port 3 to the areola 6 and the areola 6 blocks the breast suction port 3. The fluid drive mechanism outputs fluid from the bladder structure 2 through the through hole 5, so that the bladder structure 2 is contracted under the action of external fluid. At this time, the cross-sectional area of the diversion pipe 1 increases, and the internal space of the diversion pipe 1 increases. Large and negative pressure. Due to the negative pressure, milk is discharged from the mammary glands and flows from the other end of the diversion pipe 1 through the connecting mechanism 27 to the one-way valve 29, at which time the one-way valve 29 is closed. Then, the fluid driving mechanism inputs fluid from the bladder structure 2 through the through hole 5, so that the bladder structure 2 is expanded under the action of the external fluid. At this time, the cross-sectional area of the diversion pipe 1 is reduced, and the inside of the diversion pipe 1 The space is reduced and a positive pressure is generated. Under the action of the positive pressure, the areola 6 exits the diversion pipe 1 and is blocked at the breast suction port 3. Under positive pressure, the one-way valve 29 opens, and the milk flows from the one-way valve 29. 28 in the bottle. Repeatedly, the milk is discharged from the breast, and the milk bottle 28 collects the milk. The one-way valve 29 has a function of simulating a baby's breathing and holding breath.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand: It is still possible to modify the technical solutions described in the foregoing embodiments, or equivalently replace some or all of the technical features; these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention range.

Claims

A bionic brassiere, which is characterized by comprising: a diversion pipeline, a supporting mechanism and a plurality of bladder structures;

One end of the diversion pipeline is provided with a milk suction port, and the other end can communicate with an external storage container;

A plurality of the bladder structures are arranged annularly along the radial direction of the diversion pipeline; there are slots and gaps between the adjacent bladder structures;

The support mechanism is sleeved on the outside of the diversion pipeline and the breast suction port; the outer wall of the diversion pipeline and the inner wall of the support mechanism form a plurality of the capsule structures; the support The support mechanism is provided with through holes for inputting and outputting fluid, and a plurality of the bladder structures can be expanded or contracted under the action of external fluid to change the cross-sectional area of the diversion pipe, thereby making the inside of the diversion pipe A positive pressure or a negative pressure is generated; when a plurality of the balloon structures are contracted, the guide tube can accommodate the areola and the nipple.
The bionic brassiere according to claim 1, wherein the bionic brassiere further comprises a horn-shaped adsorption structure;

The adsorption structure is arranged at an end of the breast suction port away from the diversion pipeline, and the adsorption structure is in communication with the diversion pipeline; the end of the adsorption structure with a larger inner diameter is away from the breast suction port ; The adsorption structure is used to adsorb the breast.
The bionic brassiere according to claim 2, wherein the adsorption structure and the diversion pipe are both made of liquid silica gel.
The bionic brassiere of claim 3, wherein the bionic brassiere further comprises a mounting handle;

The installation handle is arranged at one end of the diversion pipeline away from the breast suction port.
The bionic brassiere according to claim 4, wherein an annular connecting groove connected to the supporting mechanism is provided at one end of the diversion tube away from the breast suction port;

A sealing strip is arranged in the connecting groove.
A breast pump, characterized in that it comprises a fluid drive mechanism and the bionic brassiere according to any one of claims 1-5;

The fluid drive mechanism communicates with the bladder structure through the through hole, and the fluid drive mechanism is used to input fluid into the bladder structure or output fluid from the bladder structure, so as to expand the bladder structure or shrink.
The breast pump according to claim 6, wherein the fluid drive mechanism is a gas drive mechanism, and the gas drive mechanism includes an air duct, a one-way air release valve, an air pump, an exhaust pipe, and a control unit;

The one-way air relief valve and the air pump are arranged in parallel; one end of the air guide tube is connected to the bladder structure through the through hole, and the other end is respectively communicated with the one-way air relief valve and the air pump; One end of the exhaust pipe is in communication with the outside, and the other end is respectively in communication with the one-way bleed valve and the air pump;

The control unit is used to control the opening and closing of the suction pump; the suction pump is used to pump out the gas in the bag structure; when the suction pump is closed, the one-way bleed valve can make the gas from The exhaust pipe flows into the air guide pipe.
The breast pump according to claim 6, wherein the fluid drive mechanism is a liquid drive mechanism, and the liquid drive mechanism includes a water storage structure, a one-way drain valve, a water pump, a liquid guide tube, and a drain pipe. And control module;

The one-way relief valve and the water pump are arranged in parallel; one end of the catheter is in communication with the bladder structure through the through hole, and the other end is respectively connected with the one-way relief valve and the water pump Connected; one end of the drain pipe is in communication with the water storage structure, and the other end is in communication with the one-way relief valve and the pump;

The control module is used to control the opening and closing of the water pump; the water pump is used to pump out the liquid in the capsule structure; when the water pump is closed, the one-way drain valve can make the liquid from The water storage structure flows into the catheter.
The breast pump according to claim 6, wherein the breast pump further comprises a connecting mechanism and a milk bottle;

The connecting mechanism is respectively connected with the milk bottle and the supporting mechanism; the milk bottle is the storage container.
The breast pump according to claim 9, wherein the connecting mechanism is connected with a one-way valve;

The one-way valve communicates with the diversion pipeline through the connecting mechanism.