CN217697447U

CN217697447U - Wearable breast pump

Info

Publication number: CN217697447U
Application number: CN202221276149.9U
Authority: CN
Inventors: 陈剑彪; 蔡业滨; 陈昌鑫
Original assignee: Guangdong Horigen Mother & Baby Products Co ltd
Current assignee: Guangdong Horigen Mother & Baby Products Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-01
Anticipated expiration: 2032-05-26

Abstract

The utility model relates to a wearable breast pump belongs to mother and infant articles for use technical field. The breast pump is formed by joining a host machine component and an integrated machine core component; is characterized in that an integrated functional component comprising a butterfly-shaped air bag, a one-way valve plate and a negative pressure channel groove is arranged to form a negative pressure buffer air path, the negative pressure airflow direction in the breast shield is horizontal flow, the extrusion pressure of the negative pressure to the breast is relatively balanced, and the comfort of a breast-feeding person is increased when the breast-feeding person uses the breast-feeding device. The negative pressure cavity is connected with the milk outlet by utilizing the strip flat negative pressure channel groove, the direction of the negative pressure acting on the human breast is from the breast protecting pad to the milk outlet, the thickness of the breast protecting pad is gradually thinned from two ends to the middle, the thinner area in the middle of the breast protecting pad can be deformed more easily under the action of the negative pressure, the areola part of the human body is extruded and massaged, the areola part is consistent with the conditioned reflex arc of the natural lactation of the human body, and the electric breast pumping can be closer to the natural lactation.

Description

Wearable breast pump

Technical Field

The utility model relates to a maternal and infant articles for use technical field, specifically speaking relates to a breast pump.

Background

Breast pumps are important tools for assisting nursing women to pump breast. Early motorized breastpumps generally consisted of a main unit and an application unit, with the main unit and application unit being connected by a flexible air tube. The breast pump has more components, and the main machine and the application components are of a split structure, so the breast pump has larger volume, can only be suitable for fixed places such as families, nursing rooms and the like, and has poor concealment and portability. Along with the popularization of the current domestic breast feeding concept, the lactation period of women is prolonged year by year, more and more women are in the lactation period after walking into the workplace again, and a breast pump which has better concealment and is suitable for being used in public places is urgently needed so as to discharge the milk secreted by the breasts of the breast-fed people in time. Wearable breast pump products suitable for office women have been in use in recent years.

CN 213964594U discloses a "breast pump system" comprising a housing formed at least in part to fit inside a breast shield and a piezoelectric air pump fitted within the housing and forming part of a closed loop system, the piezoelectric air pump driving a separate deformable membrane to generate negative air pressure, the membrane being removably mounted on the breast shield.

The technical solution of the "breast pump system" described above has the following drawbacks: (1) Because the wearable breast pump has a very compact structure, the distance between the negative pressure source and the breast shield and the breast for discharging the breast is very short, and a negative pressure buffering air circuit is not arranged, the direction of the negative pressure airflow in the breast shield is easy to be asymmetrical, so that the pressing pressure of the negative pressure on the breast is unbalanced, and a breast-feeding person feels uncomfortable when using the breast shield. (2) The system is only formed by the shell and the milk bottle container which can be matched with the shape of human breast, and has no difference from the traditional electric breast pump in technical characteristics and mechanism. (3) The breast shield is made of hard plastic, so that when the system is worn to suck milk, the comfort of the breast is not high. (4) When the core assembly is separated from the outer casing, the core assembly can be detached only after the milk storage tank is detached. During the process of unloading the milk storage tank, the milk in the milk storage tank is easy to overflow from the milk storage tank.

Disclosure of Invention

The utility model provides a wearable breast pump, this breast pump compares with prior art, has set up the buffering gas circuit of negative pressure, and negative pressure air current direction is the horizontal flow in the breastshield, and the negative pressure is more balanced to the extrusion pressure of breast, and the comfortable sense of suckling person when using increases. When the core assembly is separated from the outer shell, the milk storage tank does not need to be dismounted firstly, and the milk in the milk storage tank cannot overflow from the milk storage tank. And simple structure is convenient, the complete machine cost is lower, can effectively solve prior art's wearable breast pump part more, the structure is complicated and the equipment is comparatively difficult scheduling problem.

The technical scheme of the utility model is that: a wearable breast pump is formed by buckling and connecting a host machine component and an integrated breast pump component; wherein, the host computer subassembly including control circuit, battery, negative pressure pump and shell, the integration breast pump subassembly including: breast pads and milk containers; the integrated breast pump assembly is characterized in that the integrated breast pump assembly also comprises an air channel bracket and an integrated functional assembly; wherein:

a. the gas circuit support is loudspeaker form, contains: the negative pressure cavity is positioned at the top of the air channel bracket, and the milk outlet is positioned at the lower end of the air channel bracket; a strip flat negative pressure channel groove is connected between the negative pressure cavity and the milk outlet, and the negative pressure channel groove is a concave groove which conducts the negative pressure cavity and the milk outlet.

b. The integrated functional assembly is composed of three regions: the upper area is provided with a butterfly-shaped air bag for separating gas from liquid, the middle area is provided with a long flat negative pressure sealing strip, and the lower area is provided with a one-way valve; the integrated functional component is an integrated injection molding structure.

c. The integrated functional component is embedded with the gas circuit bracket; wherein, the butterfly-shaped gasbag of integration function block inlays to be received in the negative pressure intracavity at gas circuit support top, and the negative pressure sealing strip of integration function block wraps up the negative pressure channel groove of gas circuit support, and the check valve of integration function block then the joint in the below of the milk mouth department of gas circuit support.

The integrated functional assembly is provided with an upward raised strip-shaped protrusion from the butterfly-shaped air bag along the negative pressure sealing strip, and the strip-shaped protrusion is embedded into a groove of a negative pressure channel groove of the air channel support and is in close contact with the negative pressure channel groove.

The depth of the groove of the negative pressure channel groove of the gas circuit support is smaller than the height of the strip-shaped protrusion of the integrated functional assembly.

The thickness of the breast protection pad gradually changes from the front end to the rear end to the middle part in the radial direction, and the thickness gradually becomes thinner.

The main machine component is provided with an infrared detection device for realizing real-time detection of the emulsion capacity and a three-axis micro-mechanical digital accelerometer for posture detection of emulsion dynamic detection in a milk sucking process so as to realize control and alarm of the emulsion liquid level.

Has the advantages that: the utility model discloses a wearable breast pump, have following characteristics: 1. the utility model discloses with the biggest difference of prior art be the buffering gas circuit that sets up the negative pressure, integration function block promptly. The integrated functional component integrates the butterfly-shaped air bag, the negative pressure channel groove and the one-way valve plate, and has the outstanding advantages that: because a strip-shaped flat negative pressure channel groove is connected between the negative pressure cavity and the milk outlet, the length of the air path is intentionally increased, and meanwhile, the position of the milk outlet is also lowered and kept at a position close to the level with the outlet of the breast protecting pad. Therefore, the negative pressure airflow direction in the breast shield is horizontal, the pressing pressure of the negative pressure to the breast is relatively balanced, and the comfort of a breast-feeding person is increased.

In addition, the design of the integrated functional assembly also reduces the volume of the movement assembly, reduces the number of parts and injection molds thereof, and further simplifies the assembly process link in the production process.

2. In the structure of CN 213964594U "breast pump system", the milk storage box is not hermetically connected with the movement assembly; and when core subassembly and shell subassembly separation, must remove earlier and store up the milk box, just can take out core subassembly, the milk of emulsion container overflows from storing up the milk jar very easily. And when the integrated machine core component and the shell component are separated, the milk container is still connected with the three-way milk outlet of the integrated machine core component in a sealing way. The milk in the milk container is fundamentally prevented from contacting with the air in the separation process, and the defect of milk overflow is avoided.

3. The breast accommodating part of the utility model has unique structure: the thickness of the breast-protecting pad gradually changes from the front end to the back end to the middle part in the radial direction, and the thickness gradually becomes thinner. The inner breast protecting pad in contact with the breast is made of soft and flexible materials, and the outer support is made of hard plastics. The nursing person wears the nursing pad on the body, and the soft nursing pad contacts with the breast, and the sense of comfort is multiplied. In addition, when the negative pressure suction force is generated, the breast protection pad can automatically contract due to the large difference between the internal pressure and the external pressure, and can automatically recover the original shape when the negative pressure is released. Therefore, the breast protecting pad is attached to the areola and kneads the areola to play an effective massage role, thereby generating the effect of inducing lactation. In addition, in the process, the outer sleeve support plays a role of rigid support, prevents the cup edge from overturning, and guides the side surface of the reinforced inner sleeve breast pad to contract towards the middle. Secondly, in the prior art, the connection port of the breast protection pad in butt joint with the transition chamber of the three-way suction device is generally positioned on the axial line of the inner breast protection pad, and a certain amount of residual milk can be retained in the inner breast protection pad after the milk is introduced into the milk storage bottle by negative pressure. In order to overcome the defects, the eccentric connector of the breast protection pad butted with the bracket is positioned at the lower end position of the inner breast protection pad central axis, so that the position of the milk outflow port is positioned at the lowest point of the whole inner breast protection pad, and residual milk can not be retained on the breast protection pad when the normal pressure is recovered.

4. Since the wearable breast pump is secured to the breast of a mammal, the stability of the milk container is directly affected by the mammal, both during walking and milk expression. Therefore, the host machine component is also provided with an infrared detection device for realizing real-time detection of the milk volume and a three-axis micro-mechanical digital accelerometer for posture detection of dynamic detection of milk in a milk pumping process so as to realize control and alarm of the milk liquid level.

To sum up, the utility model discloses a breast pumping principle has used anthropology, when sucking breast milk according to the baby, keeps unanimous to the negative pressure route of breast-feeding women's breast and the mode of amazing lactation. The negative pressure cavity is connected with the milk outlet by utilizing the strip flat negative pressure channel groove, the direction of the negative pressure acting on the human breast is from the breast protecting pad to the milk outlet, the thickness of the breast protecting pad is gradually thinned from two ends to the middle, the thinner area in the middle of the breast protecting pad can be deformed more easily under the action of the negative pressure, the areola part of the human body is extruded and massaged, the areola part is consistent with the conditioned reflex arc of the natural lactation of the human body, and the electric breast pumping can be closer to the natural lactation.

Drawings

Fig. 1 is an exploded view of one aspect of the present invention.

Fig. 2 is a perspective view of the integrated functional assembly of the present invention.

Fig. 3 is a front view of the integrated functional assembly of the present invention.

Fig. 4 is a right side view of the integrated functional assembly of the present invention.

Fig. 5 is a perspective view of the gas circuit bracket of the present invention.

Fig. 6 is a schematic cross-sectional view of the wearable breast pump of the present invention.

Fig. 7 is a schematic view of the direction of negative pressure airflow in the breast pad of the present invention.

The reference symbols: 1-a host component; 2-an integrated functional component; 21-a one-way valve; 22-negative pressure sealing strip; 23-a butterfly shaped air bag; 3-a straight-through joint; 4-milk container; 5-gas circuit support; 51-a negative pressure cavity; 52-negative pressure channel groove; 53-milk outlet; 6-breast protection pad; 7-eccentric connection port.

Detailed Description

Embodiments of the present invention will be further explained with reference to the drawings.

A wearable breast pump is formed by buckling and connecting a host machine component 1 and an integrated breast pump component; wherein, host computer subassembly 1 is including control circuit, battery, negative pressure pump and shell, the integration breast pump subassembly including: a breast pad 6 and a milk container 4; the integrated breast pump assembly is characterized in that the integrated breast pump assembly also comprises an air channel bracket 5 and an integrated functional assembly 2; wherein:

a. gas circuit support 5 is loudspeaker form, contains: a negative pressure cavity 51 positioned at the top of the air channel bracket 5 and a milk outlet 53 positioned at the lower end of the air channel bracket 5; a strip flat negative pressure channel groove 52 is connected between the negative pressure cavity 51 and the milk outlet 53, the negative pressure channel groove 52 is a downward concave groove, and the groove connects the negative pressure cavity 51 and the milk outlet 53.

b. The integrated functional assembly 2 is composed of three regions: a butterfly-shaped air bag 23 for separating gas from liquid is arranged in the upper area, a long flat negative pressure sealing strip 22 is arranged in the middle area, and a check valve 21 is arranged in the lower area; the integrated functional component 2 is an integrated injection molding structure.

c. The integrated functional component 2 is embedded with the gas circuit bracket 5; the butterfly-shaped air bag 23 of the integrated functional component 2 is embedded in the negative pressure cavity 51 at the top of the air channel support 5, the negative pressure sealing strip 22 of the integrated functional component 2 wraps the negative pressure channel groove 52 of the air channel support 5, and the check valve 21 of the integrated functional component 2 is clamped below the milk outlet 53 of the air channel support 5.

The integrated functional module 2 is provided with an upward raised strip-shaped protrusion from the butterfly-shaped air bag 23 along the negative pressure sealing strip 22, and the strip-shaped protrusion is embedded into a groove of the negative pressure channel groove 52 of the air passage bracket 5 and is tightly contacted with the negative pressure channel groove 52.

The groove depth of the negative pressure channel groove 52 of the air channel bracket 5 is less than the height of the strip-shaped protrusion of the integrated functional assembly 2.

The thickness of the breast protection pad 6 gradually changes from the front end to the rear end to the middle part in the radial direction, and the thickness gradually becomes thinner.

The main machine component 1 is provided with an infrared detection device for realizing real-time detection of the emulsion capacity and a three-axis micro-mechanical digital accelerometer for posture detection of emulsion dynamic detection in a milk sucking process so as to realize control and alarm of the emulsion liquid level.

Fig. 7 is a schematic view of the direction of negative pressure air flow in the breast pad, with the arrows indicating the direction of the negative pressure air flow. Because a strip-shaped flat negative pressure channel groove 52 is connected between the negative pressure cavity 51 and the milk outlet 53, the position of the milk outlet 53 is greatly reduced, and the position of the milk outlet is kept close to the horizontal position with the outlet of the breast pad. Therefore, the negative pressure airflow direction in the breast shield is horizontal, the pressing pressure of the negative pressure to the breast is relatively balanced, and the comfort of a breast-feeding person is increased.

Claims

1. A wearable breast pump is formed by buckling and connecting a host machine component (1) and an integrated breast pump component; wherein, host computer subassembly (1) including: a control circuit, a battery, a negative pressure pump and a housing; the integrated breast pump assembly comprises: a breast pad (6) and a milk container (4); the integrated breast pump is characterized by also comprising an air channel bracket (5) and an integrated functional component (2); wherein:

a. gas circuit support (5) are loudspeaker form, include: a negative pressure cavity (51) positioned at the top of the air channel bracket (5), and a milk outlet (53) positioned at the lower end of the air channel bracket (5); a long flat negative pressure channel groove (52) is connected between the negative pressure cavity (51) and the milk outlet (53), the negative pressure channel groove (52) is a downward concave groove, and the negative pressure cavity (51) is communicated with the milk outlet (53) through the groove;

b. the integrated functional assembly (2) is composed of three regions: a butterfly-shaped air bag (23) for separating gas from liquid is arranged in the upper area, a long flat negative pressure sealing strip (22) is arranged in the middle area, and a check valve (21) is arranged in the lower area; the integrated functional component (2) is of an integrated injection molding structure;

c. the integrated functional component (2) is embedded with the gas circuit bracket (5); wherein, butterfly-shaped gasbag (23) of integration functional assembly (2) are inlayed and are received in negative pressure chamber (51) at gas circuit support (5) top, and negative pressure sealing strip (22) parcel of integration functional assembly (2) live in negative pressure channel groove (52) of gas circuit support (5), and check valve (21) of integration functional assembly (2) then joint in the below of the milk mouth (53) department of gas circuit support (5).

2. The wearable breast pump according to claim 1, wherein the integrated functional module (2) is provided with an upward protruding strip-like protrusion from the butterfly bladder (23) along the negative pressure seal strip (22), the strip-like protrusion being inserted into a groove of the negative pressure channel groove (52) of the air channel bracket (5) to be in close contact with the negative pressure channel groove (52).

3. The wearable breast pump according to claim 2, characterized in that the groove depth of the negative pressure channel groove (52) of the air channel bracket (5) is smaller than the height of the strip-like projection of the integrated functional component (2).

4. The wearable breast pump according to claim 1, wherein the thickness of the nursing pad (6) is gradually reduced from the front end to the back end in the radial direction, and the thickness is gradually reduced.

5. A wearable breast pump according to any of claims 1-4, wherein the host assembly (1) is provided with infrared detection means for real-time detection of the milk volume and a three-axis micro-machined digital accelerometer for gesture detection for dynamic detection of the milk during the breast pumping process to enable control and alarm of the milk level.