CN215083011U - Hand-free three-way breast pump - Google Patents
Hand-free three-way breast pump Download PDFInfo
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- CN215083011U CN215083011U CN202120463958.XU CN202120463958U CN215083011U CN 215083011 U CN215083011 U CN 215083011U CN 202120463958 U CN202120463958 U CN 202120463958U CN 215083011 U CN215083011 U CN 215083011U
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- negative pressure
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Abstract
The utility model provides a hand-free three-way breast pump, which relates to the technical field of mother and infant articles, and comprises a cup shell, a horn cover for guiding breast milk and a three-way mechanism for connecting an external negative pressure generating device; one side of the horn cover close to the breast is a horn cover inlet; the side opposite to the horn cover flow inlet is a horn cover flow outlet; the inner diameter of the horn cover is convergent from the horn cover flow inlet to the horn cover flow outlet; the cup shell covers the horn cover along the direction from the horn cover outlet to the horn cover inlet; the cup shell and the horn cover form a first cavity; the three-way mechanism is arranged in the first cavity. The utility model discloses a set up cup casing and loudspeaker cover, the two presss from both sides tee bend mechanism wherein through simple connection structure, reduces the whole volume after this breast pump equipment, and the person of facilitating the use realizes walking, work, action such as work simultaneously absorbing the in-process of breast milk, has created very big facility for modern lactation women.
Description
Technical Field
The utility model relates to a maternal and infant articles for use technical field especially relates to an exempt from hand tee bend breast pump.
Background
A breast pump refers to a tool for expressing breast milk accumulated in a breast. Because most of the workplaces and women can not stay at home for nursing infants for a long time, the breast milk needs to be sucked out in advance by a breast pump and then refrigerated, and the breast milk needs to be taken out for eating when the infants need to eat.
The existing breast pump usually comprises a feeding bottle, a negative pressure generating device and a trumpet-shaped suction cover, although the trumpet-shaped suction cover can be fixed by a female bra when in use, the trumpet-shaped suction cover does not need to be held by hands, the whole parts of the breast pump are too many, the installation before the breast pump is operated is more complicated, and the parts have complex structures, the whole volume of the assembled breast pump is larger, the hand-free use is difficult to realize, and the breast pump causes great inconvenience for fast-paced modern women.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an exempt from to hand tee bend breast pump, for realizing above-mentioned purpose, the utility model discloses the technical scheme who takes is:
the utility model provides a hand-free three-way breast pump, which comprises a cup shell, a horn cover for guiding breast milk and a three-way mechanism for connecting an external negative pressure generating device; one side of the horn cover close to the breast is a horn cover inlet; a horn cover outflow port is arranged on one side opposite to the horn cover inflow port; the inner diameter of the horn cover is convergent from the horn cover flow inlet to the horn cover flow outlet; the cup shell and the horn cover are detachably arranged; the cup shell covers the horn cover along the direction from the horn cover outflow port to the horn cover inflow port; the cup shell and the horn cover form a first cavity; the three-way mechanism is arranged in the first cavity; and the horn cover outflow port is communicated with the three-way mechanism.
Preferably, the three-way mechanism comprises negative pressure silica gel and a three-way shell; the three-way shell is provided with a three-way opening part; the negative pressure silica gel is detachably embedded in the three-way shell; the negative pressure silica gel seals the three-way opening part; a second cavity is formed between the negative pressure silica gel and the three-way shell; the negative pressure silica gel is in the second cavity can deform.
Preferably, a negative pressure port is formed in the three-way shell; the negative pressure port is communicated with the second cavity; the negative pressure silica gel is provided with a concave part and a milk inlet; the milk inlet is communicated with the concave part; the concave part is communicated with the horn cover outlet through the milk inlet to form a milk sucking channel; a milk outlet is also formed in the negative pressure silica gel; the milk outlet is communicated with the milk inlet.
Preferably, the milk outlet is communicated with a one-way valve, and the one-way valve and the milk outlet are arranged in the same direction.
Preferably, an insertion piece for inserting the milk inlet is arranged at the outlet of the horn cover; the inserting piece is in a circular ring shape; the horn cover outflow port is communicated with the inserting and combining piece; the inserting piece is sleeved outside the negative pressure silica gel through the milk inlet; the inserting piece is tightly connected with the milk inlet; the milk inlet is connected with the inserting piece in a matched mode, and the milk inlet is communicated with the inserting piece.
Preferably, a side surface of the inserting piece is provided with an inserting piece bayonet used for clamping the one-way valve; the three-way opening part is provided with a three-way bayonet for clamping the one-way valve; the inserting piece bayonet is matched and connected with the three-way bayonet, and the one-way valve is clamped in a surrounding mode.
Preferably, the negative pressure port is communicated with a first short pipe; the cup shell is provided with a second short pipe for connecting an external negative pressure generating device; the first short pipe is inserted into the second short pipe; the first short pipe is tightly connected with the second short pipe.
Preferably, the one-way valve is a duckbill valve.
Preferably, a plurality of grooves are formed in the inner wall of the negative pressure silica gel; the outer wall of the negative pressure silica gel is provided with a plurality of raised silica gel pieces.
The technical scheme has the following advantages or beneficial effects: the utility model provides a hand-free three-way breast pump, which relates to the technical field of mother and infant articles, and comprises a cup shell, a horn cover for guiding breast milk and a three-way mechanism for connecting an external negative pressure generating device; one side of the horn cover close to the breast is a horn cover inlet; a horn cover outflow port is arranged on one side opposite to the horn cover inflow port; the inner diameter of the horn cover is convergent from the horn cover flow inlet to the horn cover flow outlet; the cup shell and the horn cover are detachably arranged; the cup shell covers the horn cover along the direction from the horn cover outflow port to the horn cover inflow port; the cup shell and the horn cover form a first cavity; the three-way mechanism is arranged in the first cavity; and the horn cover outflow port is communicated with the three-way mechanism. The utility model has the advantages that by arranging the cup shell and the horn cover, on the first hand, the three-way mechanism is clamped in the cup shell and the horn cover through a simple connecting structure, the installation of the breast pump is simple, the overall structural performance of the breast pump can be enhanced, and the overall volume of the breast pump after being assembled is reduced; in the second aspect, the trumpet cover outflow port is in a convergent shape, so that the breast can be placed in the trumpet cover more appropriately, and the discomfort of a user is reduced; third aspect user's brassiere can hold up cup shell, thoroughly liberates user's both hands, and the behavior such as walking, work are realized simultaneously to the in-process that the person of facilitating the use absorbs breast milk, has created very big facility for modern lactation women.
Drawings
The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
Fig. 1 is an exploded view of a hand-free three-way breast pump provided in embodiment 1 of the present invention;
fig. 2 is a cross-sectional view of the hand-free three-way breast pump provided in embodiment 1 of the present invention;
fig. 3 is a perspective view of the hand-free three-way breast pump provided in embodiment 1 of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which should not be construed as limiting the invention.
Example 1:
the hand-free three-way breast pump provided by the embodiment 1 of the utility model can be understood by referring to fig. 1, fig. 2 and fig. 3, and comprises a cup shell 1, a horn cover 2 for guiding breast milk and a three-way mechanism 3 for connecting an external negative pressure generating device; one side of the horn cover 2 close to the breast is a horn cover inlet; the side opposite to the horn cover flow inlet is a horn cover flow outlet; the inner diameter of the horn cover 2 is convergent from the horn cover inlet to the horn cover outlet; the cup shell 1 and the horn cover 2 are detachably arranged; the cup shell 1 covers the horn cover 2 along the direction from the horn cover outflow port to the horn cover inflow port; the cup shell 1 and the horn cover 2 form a first cavity 4; the three-way mechanism 3 is arranged in the first cavity 4; the bell-shaped outflow port is communicated with a three-way mechanism 3.
In the embodiment 1 of the utility model, after a user tightly attaches the inflow opening of the horn cover 2 to the breast and fixes the hands-free three-way breast pump through the bra, the negative pressure generating device is opened to generate suction to start sucking breast milk, and the sucked breast milk flows into the three-way mechanism 3 along the inflow opening of the horn cover and then is collected; in the embodiment 1, by arranging the cup shell 1 and the horn cover 2, on the first hand, the three-way mechanism 3 is clamped in the cup shell and the horn cover through a simple connecting structure, so that the breast pump is simple to mount, the overall structural performance of the breast pump can be enhanced, and the overall volume of the breast pump after being assembled is reduced; in the second aspect, the horn cover outflow port is in a convergent shape, so that the breast can be placed in the horn cover 2 more appropriately, and the discomfort of a user is reduced; third aspect user's brassiere can hold up cup casing 1, neither need sit and fix the feeding bottle and put, also need not support through both hands, can thoroughly liberate user's both hands, and the in-process of person of facilitating the use absorbing breast milk realizes behaviors such as walking, work simultaneously, has created very big facility for modern lactation women.
In the breast pump in the prior art, because of its own use mode, breast milk is easy to remain in the breast pump, and when a user dismantles the breast pump, the breast milk flows out of the breast pump to cause waste, and as for this technical problem, referring to fig. 1, fig. 2 and fig. 3, the hand-free three-way breast pump provided by embodiment 1 of the present invention includes a negative pressure silica gel 31 and a three-way shell 32; the three-way shell 32 is provided with a three-way opening part; the negative pressure silica gel 31 is detachably embedded in the three-way shell 32; the negative pressure silica gel 31 seals the three-way opening part; a second cavity 6 is formed between the negative pressure silica gel 31 and the three-way shell 32; the negative pressure silica gel 31 is deformable in the second cavity 6. A negative pressure port is arranged on the three-way shell 32; the negative pressure port is communicated with the second cavity 6; the negative pressure silica gel 31 is provided with a concave part and a milk inlet; the milk inlet is communicated with the concave part; the concave part is communicated with the horn cover outflow port through a milk inlet to form a milk sucking channel; a milk outlet is also formed on the negative pressure silica gel; the milk outlet is communicated with the milk inlet.
The second cavity 6 between the negative pressure silica gel 31 and the three-way shell 32 in the hands-free three-way breast pump provided in this embodiment 1 can make the negative pressure silica gel 31 have a certain range of motion, when an external negative pressure generating device generates suction, air in the second cavity 6 is sucked away, air pressure is reduced, the negative pressure silica gel 31 expands towards the three-way shell 32, the volume of a space between the negative pressure silica gel 31 and a breast is increased, that is, the volume of air in a concave part is increased, the air pressure in the concave part is reduced, human body air pressure can press milk out to the concave part, then breast milk flows to a milk outlet along the inner wall of the concave part, and finally the breast milk is collected; in the process of using the hand-free three-way breast pump that this embodiment 1 provided, make the milk outlet settle downwards, when the breast pump begins to work, breast milk can directly flow out, then collect, can not remain in the breast pump, avoid the waste of breast milk.
In order to prevent the backflow of milk during the operation of the breast pump and affect the collection effect, in the hand-free three-way breast pump provided in this embodiment 1, as shown in fig. 1, the milk outlet is communicated with a one-way valve 5, and the one-way valve 5 and the milk outlet are arranged in the same direction. This check valve 5's setting can prevent effectively that milk from flowing back, and then improves the collection effect.
Most breast pumps in the prior art collect breast milk by arranging a feeding bottle, the arrangement not only increases the volume of the breast pump, but also increases the burden of a user, and aiming at the technical problem, the hand-free three-way breast pump provided by the embodiment 1 collects breast milk by using a breast collecting belt, the breast collecting bag provided by the embodiment 1 is the existing breast collecting bag in the market, and the breast collecting bag is detachably arranged in the first cavity 4; the milk collecting bag is detachably communicated with the one-way valve 5. This embodiment 1 will collect the breast bag through setting up and can also reduce the volume of this hand-free tee bend breast pump in cup casing 1 will be collected the breast bag and place in, increases its portability. In addition, the milk collecting bag is low in cost and can be replaced regularly, and compared with the milk bottle which is used repeatedly, the milk collecting bag which is replaced regularly is healthier and more sanitary, and the diet health of the infant can be better guaranteed.
In the hand-free three-way breast pump provided in embodiment 1 of the present invention, preferably, referring to fig. 1, the outlet of the trumpet cover is provided with an insertion piece 21 for inserting the inlet of the negative pressure silica gel 31; the insertion member 21 is annular; the horn cover outflow port is communicated with the inserting piece 21; the inserting piece 21 is sleeved outside the negative pressure silica gel 31 through the milk inlet; the inserting piece 21 is tightly connected with the milk inlet; the milk inlet is fittingly connectable with the insert 21 and communicates with the insert 21. The horn cover 2 is fixed with the negative pressure silica gel 31 in a mode that the inserting piece 21 is inserted, so that the structure is simple, the sanitary dead angle can be avoided, the cleaning is convenient, and the health and the hygiene of the hand-free three-way breast pump are ensured.
Preferably, the side surface of the inserting piece 21 is provided with an inserting piece bayonet 22 for clamping the one-way valve 5; the three-way opening part is provided with a three-way bayonet 321 for clamping the one-way valve 5; the socket bayonet 22 and the three-way bayonet 321 are in mating connection and engage the one-way valve 5 around. In embodiment 1, the insertion piece bayonet 22 and the three-way bayonet 321 are fitted to each other by this arrangement, and the check valve 5 is engaged therebetween, thereby enhancing the stability of the entire connection structure.
Preferably, referring to fig. 2, a first short pipe 322 is arranged at the negative pressure port in a communicating manner; a second short pipe 11 for connecting an external negative pressure generating device is arranged on the cup shell 1; the first short pipe 322 is inserted into the second short pipe 11; the first stub 322 is tightly connected to the second stub 11.
When the hand-free three-way breast pump provided by the embodiment 1 of the utility model is installed, the first short pipe 322 is extended into the second short pipe 11, the horn cover 2 and the three-way shell 32 are matched and connected to clamp the negative pressure silica gel 31 in the middle, finally, the whole three-way mechanism 3 is clamped in the middle by the cup shell 1 and the horn cover 2, and the first short pipe 322 plays a role in fixing; the first short pipe 322 is tightly inserted into the second short pipe 11, the second short pipe 11 can play a role in positioning and fixing the three-way shell 32, and the parts in the hand-free three-way breast pump cannot easily shake when the user sucks milk while moving, so that discomfort is caused to the user.
Further, in the hands-free three-way breast pump provided in embodiment 1, referring to fig. 1 and 2, the check valve 5 is a duckbill valve. The duckbill valve has the advantages of low cost, convenient installation, good reverse check sealing, no leakage, backflow prevention and the like, and in addition, the duckbill valve also has the advantages of corrosion resistance, aging resistance, strong applicability, long service life and the like, and is convenient to be widely applied to the breast pump.
In the hand-free three-way breast pump provided by the embodiment 1 of the utility model, the inner wall of the negative pressure silica gel 31 is provided with a plurality of grooves 311; the outer wall of the negative pressure silica gel 31 is provided with a plurality of raised silica gel pieces 312. This setting can strengthen negative pressure silica gel 31's deformability, makes it contract faster and reply under the negative pressure effect, can improve this hand-free tee bend breast pump's breast pump efficiency greatly.
The preferred embodiments of the present invention have been described; it is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; the skilled person in the art, without affecting the essence of the invention, may make numerous possible variations and modifications, or may modify equivalent embodiments, without departing from the technical solution of the invention; therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (9)
1. A hand-free three-way breast pump is characterized by comprising a cup shell, a horn cover for guiding breast milk and a three-way mechanism for connecting an external negative pressure generating device; one side of the horn cover close to the breast is a horn cover inlet; a horn cover outflow port is arranged on one side opposite to the horn cover inflow port; the inner diameter of the horn cover is convergent from the horn cover flow inlet to the horn cover flow outlet; the cup shell and the horn cover are detachably arranged; the cup shell covers the horn cover along the direction from the horn cover outflow port to the horn cover inflow port; the cup shell and the horn cover form a first cavity; the three-way mechanism is arranged in the first cavity; and the horn cover outflow port is communicated with the three-way mechanism.
2. The hands-free three-way breast pump as claimed in claim 1, wherein the three-way mechanism comprises negative pressure silicone and a three-way housing; the three-way shell is provided with a three-way opening part; the negative pressure silica gel is detachably embedded in the three-way shell; the negative pressure silica gel seals the three-way opening part; a second cavity is formed between the negative pressure silica gel and the three-way shell; the negative pressure silica gel is in the second cavity can deform.
3. The hand-free three-way breast pump as claimed in claim 2, wherein the three-way housing is provided with a negative pressure port; the negative pressure port is communicated with the second cavity;
the negative pressure silica gel is provided with a concave part and a milk inlet; the milk inlet is communicated with the concave part; the concave part is communicated with the horn cover outlet through the milk inlet to form a milk sucking channel;
a milk outlet is also formed in the negative pressure silica gel; the milk outlet is communicated with the milk inlet.
4. The hand-free three-way breast pump as claimed in claim 3, wherein a one-way valve is connected to the milk outlet and is arranged in the same direction as the milk outlet.
5. The hand-free three-way breast pump as claimed in claim 4, wherein the outlet of the trumpet cover is provided with a plug-in piece for plugging the milk inlet; the inserting piece is in a circular ring shape; the horn cover outflow port is communicated with the inserting and combining piece; the inserting piece is sleeved outside the negative pressure silica gel through the milk inlet; the inserting piece is tightly connected with the milk inlet; the milk inlet is connected with the inserting piece in a matched mode, and the milk inlet is communicated with the inserting piece.
6. The hand-free three-way breast pump as claimed in claim 5, wherein the side of the plug-in piece is provided with a plug-in piece bayonet for clamping the one-way valve; the three-way opening part is provided with a three-way bayonet for clamping the one-way valve; the inserting piece bayonet is matched and connected with the three-way bayonet, and the one-way valve is clamped in a surrounding mode.
7. The hand-free three-way breast pump as claimed in claim 3, wherein the negative pressure port is communicated with a first short pipe; the cup shell is provided with a second short pipe for connecting an external negative pressure generating device; the first short pipe is inserted into the second short pipe; the first short pipe is tightly connected with the second short pipe.
8. The hands-free three-way breast pump of claim 4, wherein the one-way valve is a duckbill valve.
9. The hand-free three-way breast pump as claimed in claim 2, wherein the inner wall of the negative pressure silica gel is provided with a plurality of grooves; the outer wall of the negative pressure silica gel is provided with a plurality of protruding silica gel pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120463958.XU CN215083011U (en) | 2021-03-03 | 2021-03-03 | Hand-free three-way breast pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120463958.XU CN215083011U (en) | 2021-03-03 | 2021-03-03 | Hand-free three-way breast pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215083011U true CN215083011U (en) | 2021-12-10 |
Family
ID=79340152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120463958.XU Active CN215083011U (en) | 2021-03-03 | 2021-03-03 | Hand-free three-way breast pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215083011U (en) |
-
2021
- 2021-03-03 CN CN202120463958.XU patent/CN215083011U/en active Active
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