Breast pump

Abstract

The utility model discloses a breast pump which comprises a negative pressure pump detachably connected with at least one integrally-formed suction part. The suction part comprises a hard pipe opening connected with the negative pressure pump and a closed flexible suction cavity communicated with the hard pipe opening, and the negative pressure pump enables the flexible suction cavity to form negative pressure through the hard pipe opening so as to generate deformation; the horn cover forms a containing cavity and is used for being in contact with human breasts; the milk sucking part comprises a first cavity for containing a suction part, and the first cavity is communicated with the containing cavity; the lower part of the first cavity is communicated with a milk collecting part; the storage tank is used for storing the sucked-out emulsion. The integrally-formed suction part is adopted in the breast pump, and the suction part is simple in structure, convenient and fast to mount and dismount and convenient to clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to a breast pump technical field, especially a kind of breast pump. BACKGROUND

[0002] Postpartum mother usually returns to work post in production weeks, in order to provide breast milk for baby in time, and relieve the case where breast secretion is more, such as swelling pain and other discomfort caused by not emptying breast in time, mother can use breast pump to extract breast milk, and properly store extracted milk.

[0003] In prior art, the suction bowl inside breast pump is assembled by multiple components, the structure is complex, and it is inconvenient to install and disassemble, when needing to clean, disassembly is complicated, and it is not easy to clean, to solve such problems, the application provides a kind of breast pump. UTILITY MODEL CONTENTS

[0004] Therefore, in order to solve the problems in the prior art, the application provides a breast pump, comprising: a negative pressure pump, the negative pressure pump is detachably connected to at least one integrally formed suction member; the suction member includes a hard pipe opening connected to the negative pressure pump, and a flexible suction cavity in communication with the hard pipe opening, the negative pressure pump forms negative pressure in the flexible suction cavity through the hard pipe opening, and the flexible suction cavity deforms;

[0005] The horn cover forms a containing cavity for contacting the human breast;

[0006] The breast suction component includes a first cavity containing the suction member, and the first cavity is in communication with the containing cavity, so that when the horn cover contacts the human breast, the outer wall of the suction member and the containing cavity form a closed cavity together;

[0007] The first cavity is in communication with a milk collection component below; the milk collection component is used for storing the extracted milk.

[0008] Further, the negative pressure pump is covered by a power cabin cover, and the power cabin cover forms a power cavity; the breast suction component includes a milk collection cover; the milk collection cover is provided with a separation positioning plate, the separation positioning plate is arranged between the power cabin cover and the milk collection cover, the milk collection cover is internally provided with a first cavity for communicating with the containing cavity of the horn cover, and the first cavity is arranged to accommodate the suction member, and at least part of the outer wall of the suction member is in communication with the first cavity after accommodating the suction member; the horn cover and the milk collection cover jointly form a milk collection component, the milk collection component includes a second cavity for accommodating the extracted milk, the first cavity and the second cavity are in communication through a communication hole, and the closed end of the horn cover is in communication with the first cavity.

[0009] The power cavity is further provided with a battery valve and an electromagnetic valve for canceling the negative pressure state in the suction member.

[0010] The hard pipe of the suction element is connected with the negative pressure pump and the electromagnetic valve through the tee pipe.

[0011] The loudspeaker cover, the power cabin cover and the milk collection cover jointly form a shell of the breast pump.

[0012] Further, the suction element further comprises a connecting piece and a positioning frame, the flexible suction cavity is integrally formed with the positioning frame, the flexible suction cavity is provided with an opening at one end, the positioning frame is arranged at the opening, and the hard pipe is arranged on the positioning frame.

[0013] Further, the first cavity of the milk collection cover is provided with a suction element positioning edge above.

[0014] The positioning frame of the suction element is arranged as a cover body, and when the suction element is arranged in the first cavity, the positioning frame is detachably clamped on the suction element positioning edge to realize the positioning connection between the positioning frame and the milk collection cover.

[0015] Further, the flexible suction cavity is provided with a reinforcing rib inside.

[0016] Further, the flexible suction cavity is provided with a protrusion on the outer side wall.

[0017] Further, the flexible suction cavity is provided with an inner recess on the side close to the loudspeaker cover.

[0018] Further, the inner recess is in the shape of a taper with an opening facing the closing end of the loudspeaker cover.

[0019] Further, the flexible suction cavity is provided with a first flow channel and a second flow channel on the side close to the loudspeaker cover, and the first flow channel and the second flow channel are located below the inner recess, and the inner recess, the first flow channel and the second flow channel are sequentially connected.

[0020] Further, a detachable one-way valve is arranged at the communication hole between the first cavity and the second cavity.

[0021] The inner wall of the flexible suction cavity is provided with an inclined slope extending towards the hard pipe close to the hard pipe.

[0022] The power cavity is provided with a control mechanism, the control mechanism comprises a control board, the control board is electrically connected with the negative pressure pump and the electromagnetic valve, and a plurality of keys are arranged on the control board.

[0023] At least one storage battery is arranged in the power cavity, and the storage battery is electrically connected with the control board.

[0024] Beneficial effects: by adopting the integrally formed suction element in the breast pump, the tolerance deviation generated in the manufacturing process can be effectively controlled, the overall reliability is improved, the suction element structure is simple, and the installation and dismounting are convenient and fast, and the cleaning is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to the structures shown in the drawings without creative labor.

[0026] Figure 1 It is an assembly structure diagram of the breast pump of the present application.

[0027] Figure 2 It is an overall structure diagram of the breast pump of the present application.

[0028] Figure 3 It is a cross-sectional structure diagram of the breast pump of the present application.

[0029] Figure 4 It is a structure diagram of the milk collection cover of the breast pump of the present application.

[0030] Figure 5 It is a structure diagram of the suction bowl of the breast pump of the present application.

[0031] Figure 6 It is a cross-sectional structure diagram of the suction bowl of the breast pump of the present application.

[0032] Figure 7 It is Figure 6 The enlarged view of A in the figure.

[0033] In the figure: 1, shell; 11, horn cover; 111, containing cavity; 12, power cabin cover; 121, power cavity; 13, milk collection cover; 131, first cavity; 132, second cavity; 133, scale line; 134, communication hole; 135, suction element positioning edge; 14, separation positioning plate; 2, suction element; 21, flexible suction cavity; 211, reinforcing rib; 212, connecting piece; 2121, ultrasonic line; 213, protrusion; 22, positioning frame; 221, hard pipe opening; 23, inner recess; 24, first flow channel; 25, second flow channel; 3, negative pressure pump; 4, electromagnetic valve; 5, three-way pipe; 6, check valve; 7, control mechanism; 71, control plate; 72, button; 8, storage battery.

[0034] The realization, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present application.

[0036] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications also change accordingly.

[0037] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, "and / or" in the full text includes three schemes, for example, A and / or B includes A technical solution, B technical solution, and A and B simultaneously meet the technical solution; in addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection required by the present application.

[0038] As shown in Figures 1-7 The embodiment of the present application provides a breast pump, which comprises a negative pressure pump 3, and the negative pressure pump 3 is detachably connected with at least one integrally formed suction piece 2; the suction piece 2 comprises a hard pipe opening 221 connected with the negative pressure pump 3, and a flexible suction cavity 21 communicated with the hard pipe opening 221, and the negative pressure pump 3 forms negative pressure in the flexible suction cavity 21 through the hard pipe opening 221, so that the flexible suction cavity 21 is deformed;

[0039] The horn cover 11 forms a containing cavity 111, which is used for contacting with the human breast;

[0040] The breast pumping component comprises a first cavity 131 containing the suction piece 2, and the first cavity 131 is communicated with the containing cavity 111, so that when the horn cover 11 contacts with the human breast after the first cavity 131 contains the suction piece 2, the outer wall of the suction piece 2 and the containing cavity 111 jointly form a closed cavity;

[0041] The first cavity 131 is communicated with a milk collecting component below, which is used for storing the pumped milk.

[0042] In the embodiment, the inner wall of the horn cover 11 can be attached to the breast of the user. When the breast of the user is attached to the inner wall of the horn cover 11, the outer wall of the suction member 2 and the accommodation cavity 111 together form a closed cavity. The material of the flexible suction cavity 21 is silica gel. Any container that can collect and store breast milk can be regarded as a breast milk collecting component, such as a feeding bottle or a bowl-shaped container.

[0043] The suction member 2 is formed in one piece, which can effectively control the tolerance deviation generated in the manufacturing process, improve the overall reliability, and has a simple structure, convenient installation and disassembly, and easy cleaning. The material of the suction member 2 is silica gel. In addition, the one-piece forming method makes the sealing of the suction member 2 better.

[0044] The negative pressure pump 3 extracts the air in the suction member 2 to form a negative pressure state in the suction member 2, so that the suction member 2 deforms, thereby generating a negative pressure in the closed cavity, so as to achieve the purpose of breast pumping.

[0045] In operation, first, the inner wall of the horn cover 11 is attached to the breast of the user, and then the negative pressure pump 3 is started to work. At this time, the negative pressure pump 3 extracts the air in the suction member 2 to form a negative pressure state in the suction member 2, so that the suction member 2 deforms, thereby generating a negative pressure in the first cavity 131. The generated negative pressure cooperates with the horn cover 11 to produce a squeezing effect on the breast.

[0046] In one embodiment, the negative pressure pump 3 is covered by the power cabin cover 12, and the power cabin cover 12 forms a power cavity 121. The breast milk collecting component includes a breast milk collecting cover 13. The breast milk collecting cover 13 is provided with a separation positioning plate 14, which is arranged between the power cabin cover 12 and the breast milk collecting cover 13. The breast milk collecting cover 13 is internally provided with a first cavity 131 for communicating with the accommodation cavity 111 of the horn cover 11. After the suction member 2 is accommodated in the first cavity 131, at least part of the outer wall of the suction member 2 communicates with the first cavity 131. The horn cover 11 and the breast milk collecting cover 13 jointly form a breast milk collecting component. The breast milk collecting component includes a second cavity 132 for accommodating the pumped breast milk. The first cavity 131 and the second cavity 132 are communicated through a communication hole 134. The closed end of the horn cover 11 communicates with the first cavity 131.

[0047] The power cavity 121 is further provided with a solenoid valve. The solenoid valve 4 is used to cancel the negative pressure state in the suction member 2.

[0048] The hard pipe port 221 of the suction member 2 is connected with the negative pressure pump 3 and the solenoid valve 4 through the three-way pipe 5.

[0049] The horn cover 11, the power cabin cover 12, and the breast milk collecting cover 13 jointly form a shell 1 of the breast pump.

[0050] In the embodiment, the horn cover 11, the power cabin cover 12 and the milk collecting cover 13 jointly form the shell 1 with a substantially hemispherical outer contour, and the power cabin cover 12 cooperates with the milk collecting cover 13 and the horn cover 11 to form the breast pump as a whole, so that the breast pump as a whole is smooth, convenient to disassemble and assemble, and the horn cover 11, the power cabin cover 12 and the milk collecting cover 13 are made of PP material;

[0051] The partition positioning plate 14 is used for supporting and positioning the horn cover 11 and sealingly connecting with the horn cover 11, so that a closed cavity is formed between the horn cover 11 and the inside of the milk collecting cover 13, and is used for assisting in partitioning and supporting the power cabin cover 12, so that the power cabin cover 12 can be effectively and stably connected with the milk collecting cover 13 and the suction element 2 on the milk collecting cover 13 under the action of gravity and the supporting action of the partition positioning plate 14;

[0052] The electromagnetic valve 4 is in a sealed state when not working, and when working, the conducting end is connected with the outside, so that the inside of the suction element 2 is filled with air to release the internal negative pressure of the sealed cavity;

[0053] The connection parts of the three-way pipe 5 with the suction element 2, the negative pressure pump 3 and the electromagnetic valve 4 are all in interference fit, so that a sealed and conducting state is formed between the suction element 2, the negative pressure pump 3 and the electromagnetic valve 4, and meanwhile, the width of the sealed assembly is reduced, the tolerance of the parts is smaller, the sealing reliability is improved, the disassembly and assembly are easier, and the tightness of the plug-in connection can be adjusted.

[0054] The side wall of the suction element 2 forms a pressure with the side wall of the milk collecting cover 13, so that the side wall of the suction element 2 and the milk collecting cover 13 form a single chamber in a sealed manner, and it needs to be noted that the suction element 2 is also in a sealed state when in a negative pressure state.

[0055] In one embodiment, the suction element 2 further includes a connecting piece 212 and a positioning frame 22, the flexible suction cavity 21 and the positioning frame 22 are integrally formed by welding, one end of the flexible suction cavity 21 is provided with an opening, the positioning frame 22 is arranged at the opening, and a hard pipe port 221 is arranged on the positioning frame 22.

[0056] In the embodiment, the positioning frame 22 is used for positioning and mounting the flexible suction cavity 21, an inclined surface extending towards the hard pipe port 221 is arranged on the inner wall of the positioning frame 22 close to the hard pipe port 221, that is, the inner wall of the positioning frame 22 is funnel-shaped, the material of the positioning frame 22 is plastic, and an ultrasonic wire 2121 is arranged on the upper surface of the connecting piece 212.

[0057] Specific forming process is, first through the way of sleeve beer makes the opening outside edge of flexible suction cavity 21 and connecting piece 212 connection, positioning frame 22 is separately injection molded, then through the way of ultrasonic welding, connecting piece 212 and positioning frame 22 are welded together at ultrasonic line 2121, form an integral whole;

[0058] When installing, only need to insert hard pipe mouth 221 into one interface inside of three-way pipe 5, and the interface between hard pipe mouth 221 and three-way pipe 5 is interference fit, that is, the installation of suction element 2 can be realized, if it is needed to clean suction element 2, only need to pull out hard pipe mouth 221 from the interface of three-way pipe 5, and the installation of suction element 2 can be realized;

[0059] In addition, when flexible suction cavity 21 is cleaned, water stains and milk stains generated can be quickly cleaned, which can be achieved by deforming the inner cavity by extruding the soft rubber part, putting it into water and generating negative pressure by the material resilience characteristics, thereby cleaning the inner cavity. When there is water inside the cavity, the outlet of the hard pipe mouth 221 is pressed to deform the cavity and discharge the water, and the residual water will flow out of the cavity according to the internal slope of the positioning frame 22 to avoid residue.

[0060] In one embodiment, the first cavity 131 of the milk collection cover 13 is provided with a suction element positioning edge 135 above the first cavity 131.

[0061] The positioning frame 22 of the suction element 2 is provided as a cover body; when the suction element 2 is arranged in the first cavity 131, the positioning frame 22 is detachably clamped on the suction element positioning edge 135 to realize the positioning connection between the positioning frame 22 and the milk collection cover 13.

[0062] In this embodiment, after the positioning frame 22 is connected with the flexible suction cavity 21, the positioning frame 22 and the flexible suction cavity 21 form an annular clamping groove on the periphery of the flexible suction cavity 21, and the shape and size of the suction element positioning edge 135 are adapted to the clamping groove. When assembling, only need to insert the suction element positioning edge 135 into the clamping groove, and the assembly of the suction element 2 can be completed.

[0063] In one embodiment, the flexible suction cavity 21 is provided with a reinforcing rib 211 inside.

[0064] In this embodiment, by arranging a plurality of reinforcing ribs 211 on the inner wall of the flexible suction cavity 21, the strength of the flexible suction cavity 21 can be increased, the resilience of the flexible suction cavity 21 can be increased, the permanent deformation of the flexible suction cavity 21 due to air pressure can be prevented, and the service life of the flexible suction cavity 21 can be increased.

[0065] In one embodiment, the outer side wall of the flexible suction cavity 21 is provided with a protrusion 213.

[0066] In the embodiment, the protrusion 213 is arranged on the side wall of the flexible suction cavity 21, and can form an interference fit when the flexible suction cavity 21 is connected to the milking cover 13, thereby improving the sealing performance of the connection.

[0067] In one embodiment, the flexible suction cavity 21 is provided with an inner recess 23 on the side close to the bell cover 11.

[0068] In the embodiment, the inner recess 23 is in the shape of a taper with an opening towards the closed end of the bell cover 11. The inner recess 23 is in the shape of a cone, a pyramid or a funnel, and is arranged to concentrate the milk expressed when the breast pump is in operation, so that the milk is not splashed and is easy to collect. The concentrated milk then flows along the inclined surface of the inner recess 23 and finally flows into the second cavity 132 through the communication hole 134.

[0069] In one embodiment, the flexible suction cavity 21 is provided with a first flow channel 24 and a second flow channel 25 on the side close to the bell cover 11, and the first flow channel 24 and the second flow channel 25 are located below the inner recess 23. The inner recess 23, the first flow channel 24 and the second flow channel 25 are sequentially connected.

[0070] In the embodiment, the first flow channel 24 and the second flow channel 25 are arranged to guide the milk to flow smoothly into the second cavity 132, and the first flow channel 24 and the second flow channel 25 can reduce the residual milk on the side wall of the suction element 2.

[0071] Specifically, the first flow channel 24 is arranged to allow the milk not to accumulate at the inner recess 23 of the flexible suction cavity 21 and to flow faster into the second cavity 132. The second flow channel 25 is arranged to avoid the one-way valve 6 and to accelerate the milk to flow into the second cavity 132, thereby avoiding the influence of the liquid adsorbed on the one-way valve 6 on the one-way valve 6.

[0072] In one embodiment, the communication hole 134 between the first cavity 131 and the second cavity 132 is provided with a detachable one-way valve 6.

[0073] The power cavity 121 is provided with a control mechanism 7, and the control mechanism 7 includes a control panel 71 electrically connected to the negative pressure pump 3 and the electromagnetic valve 4. The control panel 71 is provided with a plurality of keys 72.

[0074] The power cavity 121 is provided with at least one storage battery 8 electrically connected to the control panel 71.

[0075] In the embodiment, when negative pressure is generated in the first cavity 131, the internal cavity air pressure is less than the external air pressure, the one-way valve 6 is deformed, the one-way valve 6 is closed to prevent gas leakage, the air tightness is increased, and the backflow of the breast milk in the second cavity 132 to the first cavity 131 is prevented; when the negative pressure disappears, the one-way valve 6 is restored to be opened, and the breast milk is flowed from the one-way valve 6 into the second cavity 132.

[0076] The control panel 71 can send control instructions to the negative pressure pump 3 and the electromagnetic valve 4 to drive the negative pressure pump 3 and the electromagnetic valve 4 to work. A plurality of buttons 72 are arranged, and each button 72 corresponds to an operation instruction.

[0077] The battery 8 is arranged to supply power to the negative pressure pump 3 and the electromagnetic valve 4. The number of the battery 8 is two, so that the duration of the breast pump is increased.

[0078] In one embodiment, the breast cup 13 is transparent, and the outer surface of the breast cup 13 is provided with a plurality of scale lines 133.

[0079] In the embodiment, the breast cup 13 is transparent, so that the breast milk collection and the cleaning of the suction element 2 can be observed at any time, the cleaning is facilitated, and the bacteria breeding is prevented.

[0080] In addition, the outer surface of the breast cup 13 is provided with a plurality of scale lines 133, and different marks are arranged, so that the amount of the breast milk can be measured.

[0081] The above only describes the preferred embodiments of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation, direct / indirect application in other related technical fields under the utility model concept of the utility model, and the contents of the utility model specification and the drawings are included in the patent protection range of the utility model.

Claims

1. A breast pump, characterized in that, include: A negative pressure pump is detachably connected to at least one integrally formed suction component; the suction component includes a rigid tube port connected to the negative pressure pump and a flexible suction cavity communicating with the rigid tube port, wherein the negative pressure pump creates negative pressure in the flexible suction cavity through the rigid tube port, thereby causing deformation; A horn cover that forms a receiving cavity for contact with the human breast; A breast pumping component, comprising a first cavity for accommodating a suction element, the first cavity being connected to the accommodating cavity, such that after the first cavity accommodates the suction element, when the horn cover comes into contact with the human breast, the outer wall of the suction element and the accommodating cavity together form a sealed cavity; The first cavity is connected to a milk collection component at the bottom for storing the sucked-out milk.

2. The breast pump as described in claim 1, characterized in that, The negative pressure pump is covered by a power compartment cover, which forms a power chamber. The milk collection component includes a milk collection cover. A partition positioning plate is provided on the milk collection cover, which is located between the power compartment cover and the milk collection cover. The milk collection cover has a first cavity for communicating with the receiving cavity of the horn cover. After the suction component is received in the first cavity, at least part of the outer wall of the suction component is in communication with the first cavity. The horn cover and the milk collection cover together form the milk collection component. The milk collection component includes a second cavity for receiving the milk that has been sucked out. The first cavity and the second cavity are connected by a connecting hole. The closed end of the horn cover is in communication with the first cavity. The power chamber is also equipped with a solenoid valve, which is used to cancel the negative pressure state inside the suction component. The rigid tube of the suction component is connected to the negative pressure pump and the solenoid valve through a three-way pipe; The horn cover, the power compartment cover, and the breast collection cover together form the housing of the breast pump.

3. The breast pump according to claim 2, characterized in that, The suction component also includes a connector and a positioning frame. The flexible suction cavity is integrally formed with the positioning frame. One end of the flexible suction cavity is provided with an opening, and the positioning frame is located at the opening. The rigid tube is located on the positioning frame.

4. The breast pump according to claim 3, characterized in that, A suction-type positioning edge is provided above the first cavity of the breast cup; The positioning frame of the suction component is set as a cover; when the suction component is set in the first cavity, the positioning frame is detachably snapped onto the positioning edge of the suction component to realize the positioning connection between the positioning frame and the breast cup.

5. The breast pump according to claim 3, characterized in that, The flexible suction cavity is equipped with reinforcing ribs.

6. The breast pump as described in claim 1, characterized in that, The outer sidewall of the flexible suction cavity is provided with protrusions.

7. The breast pump according to claim 2, characterized in that, The flexible suction cavity has a recessed portion on the side near the speaker cover.

8. The breast pump according to claim 7, characterized in that, The concave portion is tapered with its opening facing the constricted end of the horn cover.

9. The breast pump according to claim 8, characterized in that, The flexible suction cavity is provided with a first flow channel and a second flow channel on the side near the horn cover, and the first flow channel and the second flow channel are located below the concave portion. The concave portion, the first flow channel and the second flow channel are connected in sequence.

10. The breast pump according to claim 2, characterized in that, A detachable one-way valve is provided at the communication hole between the first cavity and the second cavity; The inner wall of the flexible suction cavity is provided with an inclined slope extending toward the rigid tube opening near the rigid tube opening. The power chamber is equipped with a control mechanism, which includes a control board. The control board is electrically connected to the negative pressure pump and the solenoid valve, and the control board is equipped with several buttons. At least one battery is installed inside the power chamber, and the battery is electrically connected to the control board.

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