CN219941399U

CN219941399U - Portable breast pump

Info

Publication number: CN219941399U
Application number: CN202321292690.3U
Authority: CN
Inventors: 伍松
Original assignee: Guangzhou Haoyue Baby Products Co ltd
Current assignee: Guangzhou Haoyue Baby Products Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-11-03
Anticipated expiration: 2033-05-25

Abstract

The utility model provides a portable breast pump, which comprises a shell, a milk bottle connecting seat and a three-way shield, wherein a cavity is arranged in the shell, an upper edge is arranged at the upper end of one side edge of the shell, which is close to a horn-shaped cover, a lower edge is arranged at the lower end of the horn-shaped cover, the upper end of the horn-shaped cover is positioned in the upper edge, the lower end face of the upper edge and the upper end face of the lower edge are oppositely arranged in the vertical direction, the three-way and a negative pressure seat are positioned in the cavity, a supporting seat extending downwards is arranged at the top of the cavity on the shell, an opening is arranged at the upper end of the negative pressure seat, a flexible negative pressure sleeve is arranged in the negative pressure seat, and the upper end of the flexible negative pressure sleeve is sleeved on the supporting seat. According to the utility model, the shell and the tee shield are connected in an up-down clamping manner, so that whether the tee shield is installed in place or not is conveniently judged by observing the positions of the upper end face and the lower end face, and the influence on the breast pumping efficiency caused by air leakage at the negative pressure seat is avoided.

Description

Portable breast pump

Technical Field

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

Background

The utility model provides a breast pump, is referring to the instrument that is used for extruding the breast that gathers in the mammary gland, and current breast pump generally is including breast pump host computer, breast pump cup and feeding bottle, sets up to split type structure, need be connected breast pump host computer and breast pump cup and feeding bottle respectively through tee bend ball ware when using, but lead to the fact pressure loss easily in cooperation junction, need install according to certain mode in addition when using, mounting structure is complicated and inconvenient carrying, user experience is not good, for this problem, for example chinese patent application number is 202122585749.5, bulletin day is 2022.05.06, it discloses a compact breast pump, including collecting the feeding bottle, breast pump host computer be connected with the tee bend guard, breast pump tee bend guard include the loudspeaker cover of intercommunication, negative pressure seat, container connecting seat, just loudspeaker cover, negative pressure seat, container connecting seat be an organic whole structure, negative pressure seat and breast pump host computer between be equipped with negative pressure component, concentrate the function of breast pump and tee bend piece to have loudspeaker cover, negative pressure seat, the guard, the tee bend guard is equipped with the tee bend guard, and the tee bend guard is equipped with the tee bend guard, can not only reduce the step and the assembly step when using the tee bend guard. However, the breast pump tee bend guard shield of this structure is connected as an organic whole with the shell body of installing breast pump host computer to the block about setting, can not watch through the block junction and whether the horn cover has been installed in place, in case the horn cover installation department is in place, then the phenomenon of gas leakage appears easily in negative pressure seat department, causes the breast pumping inefficiency.

Disclosure of Invention

The utility model aims to provide a portable breast pump, wherein a shell is connected with a three-way shield in an up-down clamping way, so that whether the three-way shield is installed in place or not can be conveniently judged by observing the positions of an upper end face and a lower end face, and the influence on the breast pumping efficiency caused by air leakage at a negative pressure seat is avoided.

In order to achieve the above purpose, the utility model provides a portable breast pump, which comprises a shell, a milk bottle connecting seat and a three-way shield, wherein the three-way shield comprises a three-way, a horn-shaped cover and a negative pressure seat, the horn-shaped cover is connected to a first end of the three-way, the milk bottle connecting seat is connected to a second end of the three-way, the negative pressure seat is connected to a third end of the three-way, a cavity is arranged in the shell, an upper edge is arranged at the upper end of one side edge of the shell, which is close to the horn-shaped cover, the lower end of the horn-shaped cover is provided with a lower edge, the upper end of the horn-shaped cover is positioned in the upper edge, the lower end face of the upper edge and the upper end face of the lower edge are oppositely arranged in the up-down direction, the three-way and the negative pressure seat are positioned in the cavity, a supporting seat extending downwards is arranged at the top of the shell, the upper end of the negative pressure seat is positioned outside the supporting seat, a flexible negative pressure sleeve is arranged in the negative pressure seat, and the upper end of the flexible negative pressure sleeve is sleeved on the supporting seat.

Above setting, the supporting seat downwardly extending sets up, like this, when the installation tee bend guard shield, then casing and tee bend guard shield are pegged graft from top to bottom in the adoption and are installed, owing to set up top edge and lower limb, on the one hand, the top edge conveniently fixes a position the upper end of tubaeform cover, on the other hand, through the up end of the lower terminal surface of observing the upper edge and lower limb, whether the tee bend guard shield has been installed in place can then be audio-visual observation, like this, can let the negative pressure seat install in place, thereby can let the sealing performance of flexible negative pressure cover upper end better through the effect of negative pressure seat and supporting seat, the phenomenon of gas leakage is difficult to appear, the effect of sucking milk is good, efficient.

Further, the lower edge is disposed on the outside edge of the lower end of the horn. Therefore, one surface of the horn cover far away from the shell and one surface of the lower edge far away from the shell are in the same plane, and the horn cover is attached to breast milk more smoothly and comfortably.

Further, the lower end face is in contact with the upper end face. Therefore, whether the tee shield is installed in place can be directly judged through whether the upper end face is contacted with the lower end, and once the lower end face is contacted with the upper end face, even if an upward force is applied to the tee shield, the tee shield cannot be pushed to move upwards relative to the shell, so that whether the tee shield is installed in place is further determined.

Further, the shell comprises an outer shell and an inner shell arranged in the outer shell, a space is formed between the outer shell and the inner shell, and the cavity is arranged in the inner shell.

Further, a breast pump main unit is arranged in the space, a channel for communicating the space with the negative pressure seat is arranged on the supporting seat, and the breast pump main unit is connected with the channel.

Further, the upper end of the flexible negative pressure sleeve outwards forms a flanging, and the upper end of the negative pressure seat is clamped in the flanging, so that the flexible negative pressure sleeve can be positioned on one hand, and on the other hand, the sealing performance can be improved due to the fact that the extrusion area of the negative pressure seat to the flexible negative pressure sleeve is larger.

Further, an annular sealing bulge is arranged on the inner edge of the upper end of the flexible negative pressure sleeve and acts with the supporting seat, so that the sealing performance is further improved.

Further, the outer side surface of the supporting seat gradually extends outwards from bottom to top in an inclined mode. Like this, when negative pressure seat upward movement, the distance between supporting seat and the negative pressure seat reduces gradually to the extrusion force to flexible negative pressure cover is bigger, and then improves sealed effect.

Further, form the jack-in groove between the inner wall of supporting seat and cavity, be provided with at the top of jack-in groove and press the sensor, be provided with the circuit board in the casing, circuit board and press sensor electric connection. According to the structure, when the negative pressure seat is extruded to the pressing sensor, the three-way shield is mounted in place, so that whether the three-way shield is mounted in place or not can be judged better.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the overall structure of the present utility model at another angle.

Fig. 3 is an exploded view of the present utility model.

Fig. 4 is a cut-away perspective view of the present utility model.

Fig. 5 is a cross-sectional view A-A of fig. 1.

FIG. 6 is a schematic view of a three-way shield according to the present utility model.

Detailed Description

Examples of the present utility model will be described in further detail below with reference to the drawings and detailed description.

As shown in fig. 1 to 6, the embodiment of the present utility model provides a portable breast pump comprising a housing 1, a milk bottle connecting base 2, a three-way shield 30, a flexible negative pressure sleeve 52, a breast pump main body 40 and a circuit board 50.

The housing 1 includes an outer shell 11 and an inner shell 12, the outer shell 11 has a cavity 111 therein, and a lower end of the cavity is a lower opening 112. The inner case 12 is provided in the outer case 11, the inner case 12 is coupled by the bolts 11, and a space 110 is formed between the outer case 11 and the inner case 12, so that the breast pump main unit 40, the circuit board 50 and the battery 60 are conveniently installed in the space 110. A cavity 120 is provided in the inner housing 12, and the shape of the cavity 120 matches the position of the three-way shield 30.

A supporting seat 121 extending downwards is arranged on the top of the cavity on the inner shell 12, and a splicing groove 123 is formed between the supporting seat 121 and the inner wall of the cavity; the outer side surface of the supporting seat 121 gradually extends outwards from bottom to top. The support base 121 is provided with a connecting column 7 extending to the space, and the connecting column 7 is provided with a space 110 and a channel 70 of a negative pressure cavity in the negative pressure base. The breast pump main unit is connected to the connecting column 7 through a hose, and when the breast pump main unit is started, negative pressure is provided for the negative pressure cavity.

An upper edge 125 is arranged at the upper end of one side edge of the inner shell 12 close to the horn-shaped cover, a lower end surface 126 is arranged at the lower end of the upper edge 125, and the upper edge gradually approaches to the middle from bottom to top.

The tee bend guard shield includes tubaeform cover 3, tee bend 3a and negative pressure seat 51, and tubaeform cover 3 connects the first end at tee bend 3a, and feeding bottle connecting seat 2 connects the second end at tee bend 3a, and negative pressure seat 51 connects the third end at tee bend 3a, has negative pressure passageway 4 in the third end, and wherein, tee bend's first end level sets up, and tee bend's second end and third end set up from top to bottom. One end of the horn cover 3 is provided with an inner cavity 31, the lower end of the horn cover is provided with a lower edge 32a, the upper end of the lower edge 32a is an upper end face 32, in the embodiment, the lower edge 32a is arranged on the outer side edge of the lower end of the horn cover, and one surface of the lower edge 32a, which is far away from the shell, is flush with one surface of the horn cover, which is far away from the shell, so that one surface of the horn cover, which is far away from the shell, and one surface of the lower edge, which is far away from the shell, are in the same plane, and the horn cover is attached to breast milk more flatly and comfortably; the lower end face 32 contacts the upper end face 126 when the tee shield is in place. Therefore, whether the tee shield is installed in place can be directly judged through whether the upper end face is contacted with the lower end, and once the lower end face is contacted with the upper end face, even if an upward force is applied to the tee shield, the tee shield cannot be pushed to move upwards relative to the shell, so that whether the tee shield is installed in place is further determined. The negative pressure seat 51 has a receiving chamber therein, and an opening is provided at an upper end of the receiving chamber.

The flexible negative pressure sleeve 52 is located in the negative pressure seat 51, and the upper end of the flexible negative pressure sleeve 52 is sleeved on the supporting seat 121, and the upper end of the flexible negative pressure sleeve 52 outwards forms a turned edge 53, and a U-shape is formed between the turned edge and the flexible negative pressure sleeve, and the upper end of the negative pressure seat 51 is clamped in the turned edge 53, so that the flexible negative pressure sleeve can be positioned on one hand, and on the other hand, the extrusion area of the negative pressure seat to the flexible negative pressure sleeve is larger, so that the sealing performance can be improved. An annular sealing protrusion 54 is provided on the inner edge of the upper end of the flexible negative pressure sleeve, and the annular sealing protrusion 54 acts with the supporting seat 121, thereby further improving the sealing performance.

The pressing sensor is disposed at the top of the socket 123, and the circuit board 50 is electrically connected with the pressing sensor, and in the present utility model, the pressure sensor and the circuit board 50 are all existing, which is merely applied to the present utility model, and the principle is that the circuit board can receive a signal when pressure is applied to the pressure sensor. Therefore, when the negative pressure seat presses the pressing sensor, the three-way shield is mounted in place, and accordingly whether the three-way shield is mounted in place or not can be judged better through the structure.

In this embodiment, the lateral surface of supporting seat extends outwards slope gradually from bottom to top, like this, when negative pressure seat upward movement, the distance between supporting seat and the negative pressure seat reduces gradually to the extrusion force to flexible negative pressure cover is bigger, and then improves sealed effect.

The working principle of the utility model is as follows: when the breast pump main unit works, negative pressure is provided for the negative pressure cavity 5 in the flexible negative pressure sleeve, so that the mother emulsion is sucked into the milk bottle connected to the milk bottle connecting seat from the horn-shaped cover through the tee joint. The inner wall of the milk bottle connecting seat is provided with threads, so that the milk bottle is convenient to connect.

According to the embodiment, the supporting seat extends downwards, so when the tee shield is installed, the shell and the tee shield are installed in an up-down plugging mode, due to the fact that the upper edge and the lower edge are arranged, on one hand, the upper edge is convenient to position the upper end of the horn-shaped cover, on the other hand, whether the tee shield is installed in place or not can be visually observed through the observation of the lower end face of the upper edge and the upper end face of the lower edge, and therefore the negative pressure seat can be installed in place, sealing performance of the upper end of the flexible negative pressure sleeve is better through the action of the negative pressure seat and the supporting seat, air leakage is not easy to occur, and the effect of sucking milk is good and the efficiency is high.

Claims

1. The utility model provides a portable breast pump, includes casing, feeding bottle connecting seat and tee bend guard shield, the tee bend guard shield includes tee bend, tubaeform cover and negative pressure seat, and tubaeform cover connects at three-way first end, and feeding bottle connecting seat connects at three-way second end, and the negative pressure seat is connected at three-way third end, is provided with cavity, its characterized in that in the casing: the upper end of one side edge that the casing is close to the tubaeform cover is provided with the upper edge, and the lower extreme of tubaeform cover is provided with the lower limb, and the upper end of tubaeform cover is located the upper edge, and the lower terminal surface of upper edge and the up end of lower limb set up relatively in the upper and lower direction, tee bend and negative pressure seat are located the cavity, are located the top of cavity on the casing and are provided with downwardly extending's supporting seat, and the upper end of negative pressure seat has the opening, and the upper end of negative pressure seat is located outside the supporting seat, is provided with flexible negative pressure cover in the negative pressure seat, and the upper end cover of flexible negative pressure cover is on the supporting seat.

2. A portable breast pump according to claim 1, wherein: the lower edge is disposed on the outer edge of the lower end of the horn.

3. A portable breast pump according to claim 1, wherein: the lower end face is contacted with the upper end face.

4. A portable breast pump according to claim 1, wherein: the shell comprises an outer shell and an inner shell arranged in the outer shell, a space is formed between the outer shell and the inner shell, and the cavity is arranged in the inner shell.

5. The portable breast pump of claim 4, wherein: a breast pump host is arranged in the space, a channel for communicating the space with the negative pressure seat is arranged on the supporting seat, and the breast pump host is connected with the channel.

6. A portable breast pump according to claim 1, wherein: the upper end of the flexible negative pressure sleeve outwards forms a flanging, and the upper end of the negative pressure seat is clamped in the flanging.

7. A portable breast pump according to claim 1 or 6, wherein: an annular sealing bulge is arranged on the inner edge of the upper end of the flexible negative pressure sleeve and acts with the supporting seat.

8. A portable breast pump according to claim 1, wherein: the outer side surface of the supporting seat gradually extends outwards in an inclined mode from bottom to top.

9. A portable breast pump according to claim 1, wherein: a plug-in groove is formed between the supporting seat and the inner wall of the cavity, a pressing sensor is arranged at the top of the plug-in groove, a circuit board is arranged in the shell, and the circuit board is electrically connected with the pressing sensor.