CN210078420U - Novel breast pump - Google Patents

Abstract

The utility model discloses a novel breast pump, which relates to the field of breast pump structure design and comprises a breast pump body, wherein the breast pump body comprises a three-way piece and a milk collecting container fixedly connected with the three-way piece; the three-way piece is communicated with the milk collecting container; the three-way piece is provided with a milk outlet communicated with the milk collecting container; a positioning piece is arranged on the three-way piece where the milk outlet is positioned; the milk collecting container is provided with a clamping piece, and the positioning piece and the clamping piece are detachably matched and fixed. The utility model provides a novel breast pump structure is applicable to the high-efficient dismouting that milk collection container is in under the assembly environment that can not the free rotation.

Description

Novel breast pump

Technical Field

The utility model belongs to mother and infant electrical apparatus field, specifically speaking relates to a novel breast pump.

Background

Breast feeding is the most scientific method of feeding infants that is currently proven, and is comparable to formula milk powder and other complementary foods. The breast pump (or breast pump) is used as an auxiliary tool for breast feeding and can help a lactating woman to collect milk for feeding a baby. At present, in order to enable a breast pump to be continuously used for many times on the premise of ensuring safety, a breast pump structure with detachable parts is already provided in the prior art, so that the breast pump can be conveniently detached, cleaned, sterilized and disinfected.

As a modern woman, a lactation mother plays a role in undertaking work on one hand, and needs to process daily large and small matters at home on the other hand, so that the lactation mother has a relatively fast work and life rhythm. The assembly structure of the existing breast pump is reversely observed, the assembly and the disassembly are mostly realized through a thread screw mode, the disassembly and assembly process of screwing in and screwing out of the threads consumes time and labor, and particularly, the assembly structure is used for a large-capacity feeding bottle body. As such, it is inconvenient for fast-paced modern women; on the other hand, the screw-detachable fixing method is only suitable for matching a circular bottle mouth and a milk collecting container with sufficient free rotation space during installation and disassembly, and is not suitable for a milk collecting container needing to be fixed or disassembled in an irregular state.

SUMMERY OF THE UTILITY MODEL

To the problem that exists, the utility model provides a novel breast pump structure realizes the high efficiency assembly of breast pump, simultaneously, also is used for solving the fixed demand that can not the free rotation's milk collection container.

In order to achieve the above purpose, the utility model provides a technical scheme does:

a novel breast pump comprises a breast pump body, and is characterized in that the breast pump body comprises a three-way piece and a milk collecting container fixedly connected with the three-way piece; the three-way piece is communicated with the milk collecting container; the three-way piece is provided with a milk outlet communicated with the milk collecting container; a positioning piece is arranged on the three-way piece at the milk outlet; the milk collecting container is provided with a clamping piece; the positioning piece and the clamping piece are detachably matched and fixed in a buckling mode;

the positioning piece comprises a first ring-shaped base fixed on the outer wall of the three-way piece and a positioning lug arranged on the first ring-shaped base; the first ring-shaped base is arranged around the milk outlet; the clamping piece comprises a second ring-shaped base arranged at the mouth part of the milk collecting container and a clamping lug integrally formed with the second ring-shaped base; the clamping lug is detachably fixed with the positioning lug in a clamping way; the second ring-shaped base can be in sealing fit with the first ring-shaped base; the quantity of location ear and joint ear all is 2 at least.

The utility model provides a novel breast pump, preferably, the first round base penetrates through a notch which is arranged in the vertical direction; the positioning lug is positioned right above the notch; the clamping lug vertically extends to the upper part of the second ring-shaped base; the clamping lug can penetrate through the notch to be connected with the positioning lug in a clamping mode.

The utility model provides a novel breast pump, preferably, the clamping lug is provided with a through hole, and the positioning lug is provided with a convex column; the convex column is matched with the through hole in a buckling mode.

The utility model provides a novel breast pump, preferably, the vertical section of the first round base is in an inverted L shape with opposite interval mirror images; the second ring-shaped base can be embedded in the first ring-shaped base.

The utility model provides a novel breast pump, preferably, the top of the oral area of milk collecting container with the sealed laminating of first circlewise base.

The utility model provides a novel breast pump, preferably, the oral area outer wall of milk collecting container with the inner wall of second circle form base can be dismantled fixedly.

The utility model provides a novel breast pump, preferably, the outer wall of the mouth part of the milk collecting container is provided with a plurality of clamping convex parts, and the inner wall of the second ring-shaped base is provided with a plurality of clamping grooves corresponding to the clamping convex parts; the clamping convex part can be embedded into the clamping groove; when the clamping convex part is embedded into the clamping groove, the mouth part of the milk collecting container is tightly attached to the inner wall of the second ring-shaped base to be fixed.

The utility model provides a novel breast pump, preferably, the breast pump body comprises a cup shell; the cup shell covers the outer side of the three-way piece; the milk collecting container is detachably fixed right below the cup shell; the cup shell is in a quarter hemisphere shape, and the outer surface of the whole body of the cup shell and the milk collecting container after being fixed is in a hemisphere surface.

The technical scheme has the following advantages or beneficial effects:

the utility model provides a novel breast pump, which comprises a breast pump body, wherein the breast pump body comprises a three-way piece and a milk collecting container fixedly connected with the three-way piece; the three-way piece is communicated with the milk collecting container; the three-way piece is provided with a milk outlet communicated with the milk collecting container; a positioning piece is arranged on the three-way piece where the milk outlet is positioned; the milk collecting container is provided with a clamping piece, and the positioning piece and the clamping piece are detachably matched and fixed. The utility model provides a novel breast pump structure is applicable to the high-efficient dismouting that milk collection container is in under the assembly environment that can not the free rotation.

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 breast pump body of a new breast pump provided in embodiment 1 of the present invention at an angle;

fig. 2 is an exploded view of another angle of the breast pump body in the new breast pump provided in embodiment 1 of the present invention;

fig. 3 is a schematic cross-sectional view of a breast pump body in the new breast pump provided in embodiment 1 of the present invention;

fig. 4 is a schematic cross-sectional view of another angle of the breast pump body of the new breast pump provided in embodiment 1 of the present invention;

fig. 5 is a schematic perspective view of a novel breast pump provided in embodiment 1 of the present invention;

fig. 6 is a schematic perspective view of a novel breast pump provided in embodiment 1 of the present invention;

the reference symbols mean: a-a breast pump body; b-a negative pressure providing device; 1-horn mouth cover; 2-a tee; 3-a milk collection vessel; 31-a snap-fit projection; 11-a flow guide part; 12-groove section; 13-a recess; 21-a three-way housing; 211-a suction hole column; 212-a boss; 214-a positioning element; 2141-a first ring-shaped base; 2142-positioning lugs; 21411-notches; 21421-posts; 22-a suction balloon; 221-flanging silica gel; 23-negative pressure space; 222-milk inlet; 223-milk outlet; 224-milk leakage pathway; 41-silica gel one-way valve; 411-a check valve retainer ring; 42-drainage gap; 5-cup shell; 51-cup opening; 6-silicone tube; 7-feeding bottle fixing ring; 71-a clip; 711-a second ring-shaped base; 7111-clamping grooves; 712-snap-fit lugs; 7121-through holes; 8, milk.

Detailed Description

In the following, the technical solutions in the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

the embodiment 1 of the utility model provides a novel breast pump, including breast pump body a (as shown in fig. 5 or 6), specifically, refer to fig. 1 or 2, breast pump body a includes tee bend piece 2 and milk collection container 3 fixedly connected with tee bend piece 2; the three-way piece 2 is communicated with the milk collecting container 3; the three-way piece 2 is provided with a milk outlet 223 communicated with the milk collecting container 3; a positioning piece 214 is arranged on the tee joint piece 2 at the milk outlet 223; the milk collecting container 3 is provided with a clamping piece 71; the positioning piece 214 and the clamping piece 71 are detachably matched and fixed in a clamping manner;

the positioning member 214 includes a first ring-shaped base 2141 fixed to an outer wall of the three-way member 2 (in this embodiment 1, the outer wall of the three-way housing 21 is referred to, but the structure of the three-way member is not limited thereto), and a positioning ear 2142 disposed on the first ring-shaped base 2141; the first ring-shaped base 2141 is disposed around the milk outlet 223; the clamping piece 71 comprises a second ring-shaped base 711 arranged at the mouth part of the milk collecting container 3 and a clamping lug 712 integrally formed with the second ring-shaped base 711; the clamping lug 712 and the positioning lug 2142 are detachably fastened and fixed; when the milk collection container 3 is fixed to the tee 2 (i.e. corresponding to the milk collection container 3 being fixed to the tee housing 21 in this embodiment 1, but the construction of the tee 2 is not limited thereto, as will be appreciated by those skilled in the art), the second annular seat 711 is in sealing engagement with the first annular seat 2141. Wherein, the location ear reaches the quantity of joint ear all is 2 at least, preferably, location ear and joint ear evenly distributed respectively on first circulus form base and on the second circulus form base for when milk collecting container installs on tee bend 2, the atress is balanced.

Through the sealed laminating of second circled base and first circled base, and make the location ear can dismantle the buckle with the joint ear and fix, when making things convenient for the dismouting, still have stronger leakproofness for the milk pump is at the in-process that uses, and the gap that milk in the milk collection container can not follow between two bases spills. Moreover, the detachable fixing manner of the milk collecting container 3 and the three-way element 2 disclosed in embodiment 1 of the present invention is more suitable for various non-standard assembling environments, i.e. the situation that the milk collecting container cannot be fixed on or taken off the three-way element in the assembling environment through a free rotation manner (for example, the assembling situation shown in fig. 3 or fig. 4 in embodiment 1) compared with the conventional screw assembling fixing manner. Simultaneously, through the buckle mode, can install more fast or take off milk collecting container, to the lactation mother, it is more handy to use.

To the utility model discloses embodiment 1 provides an above-mentioned fixed mode, as long as can realize the joint ear and fix a position the ear buckle when being connected, the sealed laminating of second circle form base and first circle form base can realize quick and sealed fixed. Preferably, a notch 21411 formed in the vertical direction penetrates through the first annular base 2141; the positioning ear 2142 is located right above the notch 21411; the clamping lug 712 vertically extends to the upper part of the second ring-shaped base 711; the fastening ears 712 can be inserted through the notches 21411 and fastened to the positioning ears 2142.

Through set up the notch on first circled base, the equal vertical orientation setting of location ear, joint ear, the processing of being convenient for has saved the cost of bending, can reduce the volume that buckle connecting piece occupy, is favorable to sparingly processing cost. The positioning ears 2142 and the clamping ears 712 can be interlocked in a snap-fit manner, so that the connection stability can be guaranteed. After use, the snap ears 712 can be disengaged from the positioning ears 2142 to disengage the snap connection, and are not limited to the specific snap-fit structure on the snap ears, as will be appreciated by those skilled in the art. Preferably, as shown in fig. 1 or 2, a through hole 7121 may be disposed on the fastening ear 712, and a convex pillar 21421 may be disposed on the positioning ear 2142; the convex column 21421 is in snap fit with the through hole 7121. By projection and through-hole complex buckle simple structure, easily processing, when implementing, on being fixed in the projection of location ear with the through-hole of the joint ear of joint spare, when dismantling, only need with joint ear to the outside elastic deformation, can dismantle it from the projection, be convenient for break away from during the dismantlement, the during operation passes through elastic interlocking, difficult pine takes off, the location is firm.

Preferably, as shown in fig. 3 or 4, the vertical section of the first ring-shaped base 2141 is in the shape of an inverted "L" with mirror-image opposite intervals; the second ring base 711 can be embedded in the first ring base 2141. Referring to fig. 3 or 4, when the milk collecting container is fixed on the three-way member and the clamping lug passes through the notch to be fixed with the positioning lug, the second ring-shaped base can be embedded in the inverted L-shaped space of the first ring-shaped base, so that the volume of the breast pump body after the clamping member and the positioning member are fixed can be reduced. More preferably, the top of the mouth of the milk collecting container 3 is in sealing engagement with the first annular base 2141, so that the sealing performance is better enhanced, and milk is prevented from flowing out of the milk collecting container, permeating between the first annular base and the second annular base, and then flowing into the milk collecting container to affect the quality of the milk.

Although example 1 of the present invention does not show a schematic view in which the engaging member 71 is integrally formed on the milk collecting container 3, the above embodiment can be understood by those skilled in the art. Considering that the cost of integrally forming the clamping piece 71 at the mouth of the milk collecting container 3 is high, if the clamping piece 71 is damaged, the whole milk collecting container 3 is scrapped, and the replacement cost is high. Therefore, in the breast pump according to embodiment 1 of the present invention, a separate fastening means may be adopted, for example, the outer wall of the mouth of the milk collecting container 3 and the inner wall of the second ring-shaped base 711 may be detachably fixed. For example, referring to fig. 1 or 2, a plurality of engaging protrusions 31 are provided on an outer wall of a mouth portion of the milk collecting container, and a plurality of engaging recesses 7111 corresponding to the engaging protrusions 31 are provided on an inner wall of the second ring-shaped base 711; the clamping convex part 31 can be embedded into the clamping groove 7111; when the engagement projection 31 is fitted into the engagement recess 7111, the mouth of the milk collection container 3 is fixed in close contact with the inner wall of the second ring-shaped base 711. In practice, the milk collecting container 3 can be fixed to the engaging member 71 and then to the positioning member 214 of the tee member 2 as a whole. Through the components of a whole that can function independently design for joint spare can batch production alone, and in case joint spare damages, change again can, for changing holistic milk collection container, the replacement cost reduces, the used repeatedly many times of the breast pump of being convenient for. After the breast pumping is finished, the clamping piece 71 and the milk collecting container 3 are integrally separated from the three-way piece 2, and then the milk collecting container 3 is separated from the clamping piece, so that the clamping piece can be conveniently cleaned, and bacteria breeding is prevented. Meanwhile, the mouth part of the milk collecting container is provided with the clamping convex part, so that the milk collecting container can be further matched with the matched groove cover body, and the milk collected is conveniently sealed and stored.

As shown in fig. 1 to 4, the breast pump body a in the present embodiment 1 includes a bell mouth cover 1 for sucking milk; the horn mouth cover 1 and the three-way piece 2 are detachably fixed; the bell mouth cover 1 is communicated with the milk collecting container 3 through the tee joint piece 2. Through setting up loudspeaker flap 1 and can dismantle fixedly in tee bend piece 2, can be convenient for wash respectively of loudspeaker flap and tee bend piece, be convenient for wash each dead angle of breast pump part, the cleanness when guaranteeing the recycling. Preferably, referring to fig. 3 or 4, the bell mouth cover 1 extends backward to form a flow guide part 11 extending into the tee fitting 2; a drainage gap 42 for guiding milk to flow to a milk outlet 223 of the tee piece is formed between the bottom of the flow guide part 11 and the inner wall of the tee piece 2; the opening of the drainage gap 42 faces the milk outlet 223. In this embodiment 1, the three-way member 2 is formed by sleeving the three-way housing 21 and the suction airbag 22 together, and the inner wall of the three-way member refers to the inner wall of the suction airbag 22, but the structure of the three-way member 2 is not limited thereto, which can be understood by those skilled in the art. By providing the flow guide portion on the bell-mouth cover, as shown in fig. 3 or fig. 4, in the process of milk suction of the breast pump, milk can be fully guided into the suction air bag along the flow guide portion (i.e., inside the guiding tee piece), and then the milk is more efficiently communicated to the milk collecting container 3 (in this embodiment 1, the milk flows into the milk collecting container through the milk outlet 223). Simultaneously, as shown in fig. 4, when the nursing mother needs to lie down and use the utility model discloses during the novel breast pump that embodiment 1 provided, through drainage gap 42, can prevent effectively that the milk in the breast pumping passageway from flowing back along the horn mouth lid, prevent that the nursing mother from lying and taking place the bad experience of spilling milk when suckling, can be adapted to better and lie and use, to the postpartum belly discomfort, cut open the uterus and produce the women, provide very big convenience.

Further, in order to better realize the function of preventing milk from spilling, an anti-reflux mechanism, such as a silicone check valve 41 or a duckbill valve, is detachably fixed on the three-way member. The silicone check valve 41 can be arranged in the positions shown in fig. 1 to 4, the silicone check valve 41 can be detachably fixed in the tee member by a check valve fixing ring 411, and certainly, the duckbill valve can also be detachably fixed in the tee member, which is not shown in the drawings, and the embodiment can be implemented by referring to the installation manner of the silicone check valve in fig. 1 to 4, which can be understood by those skilled in the art. Prevent against current mechanism through further setting up can make the milk that flows into milk collecting vessel can not take place backward flow and counter current again, through with drainage clearance 42 cooperation, set up silica gel check valve (or duckbilled valve) and drainage clearance promptly simultaneously, can solve milk against current, backward flow problem many-sidedly, prevent that the lactation mother from lying and taking place the bad experience of spilling milk when suckling, has ensured the reliability of lying the use of lying better.

By the milk pump structure of the detachable and fixed in embodiment 1 of the present invention, for example, as shown in fig. 1, the milk collecting container 3 that can not be fixed in the assembly space by the free rotation mode can be assembled and disassembled efficiently, and is suitable for various irregular assembly environments, and when the milk collecting container 3 is removed, the trouble of time and labor consuming in the screw thread mode is avoided, only the milk bottle fixing ring and the milk collecting container need to be removed from the tee joint member in the buckling mode, and then the milk bottle fixing ring is removed from the clamping groove (the present invention does not limit the way of separation of the clamping groove, which is understood by those skilled in the art), and the milk can be poured conveniently, and an effective implementation mode is provided for the detachable assembly of various non-standard milk pumps, the breast pump is convenient to disassemble and assemble and develops towards a more exquisite shape design direction.

Further, in order to realize the quick, stable and detachable fixation of the horn mouth cover 1 and the three-way member 2, as shown in fig. 1, the horn mouth cover 1 is provided with groove portions 12 distributed along a ring shape, and the three-way housing 21 is provided with protruding portions 212 distributed along a ring shape; or, the bell mouth cover is provided with protruding portions distributed along an annular direction, the three-way shell is provided with groove portions distributed along an annular direction (contrary to the embodiment shown in fig. 1-2, which is not shown in the drawings, but can be understood by those skilled in the art), and the groove portions and the protruding portions are matched and fixed in a rotating clamping groove mode. Through rotatory draw-in groove mode location and fixed, both possessed better connection fastening nature, can fix a position and dismantle fast again, to the lactation mother, the assembly is dismantled very conveniently, for example the screw assembly mode, has saved the time of many breast pumps installation, demolishment, and it is more handy to use.

When the embodiment 1 provided by the utility model is implemented, the suction air bag 22 can be nested into the three-way piece 2 formed by the three-way shell 21 (but the form of the three-way piece 2 is not limited to this), and the three-way shell 21 is respectively communicated with the bell mouth cover 1 and the milk collecting container 3 with exquisite volume; the flow guide part 11 extends into the suction air bag 22, and a drainage gap 42 is formed between the flow guide part and the suction air bag 22; meanwhile, the anti-reflux mechanism is arranged at a milk outlet of the three-way piece, the three-way shell 21 is communicated with a gas circuit of the negative pressure providing device B, and the negative pressure providing device B provides suction force for simulating the sucking of a baby for the breast pump body A, so that a novel breast pump which is free of holding and capable of preventing milk from spilling at multiple levels and is easy to operate and suitable for sitting and lying is formed.

Preferably, the breast pump body a provided in embodiment 1 of the present invention, referring to fig. 1 or 2, includes a cup shell 5, and the cup shell 5 covers the outside of the three-way member 2; the milk collecting container 3 is fixed below the cup shell; the cup shell 5 is in a quarter-hemisphere shape; the overall outer surface of the cup shell 5 fixed with the milk collecting container 3 is a hemisphere surface.

Through setting up cup shell, cover it in the tee bend outside (tee bend 2 and horn mouth lid 1 can dismantle fixed alone in this embodiment 1, nevertheless the utility model discloses the tee bend that indicates can be horn mouth lid and tee bend integrated into one piece's structure), can ensure graceful and privacy when nursing period mother milks to a certain extent. In addition, in the prior art, the breast pump connected with a milk bottle or other milk collecting container is large in body feeling and difficult to hide in clothes without trace. The cup shell is designed to be quarter-hemispherical, the cup shell and the whole outer surface of the milk collecting container 3 fixed back are semispherical, the size of the breast pump can be reduced as far as possible while the parts are simplified, and the breast pump is enabled to have more exquisite body feeling. Through assembling the design into a cup whole with milk collection container and cup shell, so, the surface energy of breast pump body is laminated with pregnant woman's brassiere better, and the secret nature is good, the portability is good when dressing and breast pumping, can conceal the use in a plurality of occasions as required. Although there is the cup-shaped breast pump structure on the market also, the milk that its was collected generally directly saves in the cup shell, does not have other collection container, and sealed less than the position milk is easily leaked from the shell, and pours the milk operation inconvenient slightly, spills easily, and the utility model discloses the breast pump structure that embodiment 1 provided sets up in cup shell below, easy operation and difficult spilling in the outward appearance can concealable use.

The communication mode of the three-way part 2 and the negative pressure providing device B is not limited to a specific form, as long as the suction force can be provided for the bell mouth cover through the negative pressure providing device B and the three-way part 2. Preferably, a suction hole column 221 for communicating with the negative pressure providing device B in an air path may be provided on the three-way member 2 (for example, the three-way housing 21 in this embodiment 1); the negative pressure providing device B is communicated with the negative pressure space 23 on one side of the air suction hole column 221 through a silicone tube 6; the suction hole column 221 can conveniently realize detachable installation of the silicone tube, and the silicone tube is sleeved on the outer surface of the suction hole column. A cup opening 51 for the extension of the silicone tube 6 is arranged on the cup shell 5. Set up the cup opening 51 that is used for silicone tube 6 to stretch out on cup shell 5, the silica gel pipeline of being convenient for stretches out, can set up cup opening 51 and tee bend casing suction hole post 211 on the same axis, can make the silica gel pipeline gas circuit more unblocked.

Consider modern lactation mother has faster rhythm of life, the utility model provides an 1 novel breast pump, including two the same breast pump body A, two breast pump body A all with the negative pressure provides device B gas circuit and connects, so, through one negative pressure device B can be two simultaneously breast pump body A provides the negative pressure to satisfy the bilateral demand of suckling of lactation woman, improve the efficiency of suckling.

The utility model discloses when the novel breast pump that embodiment 1 provided is implemented, can constitute tee bend spare 2 with suction gasbag nestification in tee bend casing 21, install in the milk leakage passageway 224 that the suction gasbag circulates downwards and prevent against the current mechanism (preferred embodiment is shown in fig. 5 or fig. 6, at the oral area installation check valve retainer plate 411 of suction gasbag 22 milk leakage passageway 224 and silica gel check valve 41, also can be the duckbilled valve). Then, the three-way housing 21 is screwed with the bell mouth cover 1 through the rotary clamping groove, so that the three-way housing presses the outer ring flange 221 of the suction air bag 22. Then, the silicone tube 6 is embedded into the air suction hole column 211 at the top of the three-way shell 21, the cup shell 5 is tightly buckled with the horn mouth cover 1 through the clamping groove, and the silicone tube 6 extends out of the cup opening 51 at the top of the cup shell 5. Tee bend casing 21 can be dismantled with the oral area of milk collection container 3 through joint 71 and be connected, and joint 71 is close to one side that tee bend casing 21 goes out the milk mouth and links to each other with tee bend casing 21 by supreme down through the buckle mode, and when breast pump work completion back, can realize conveniently dismantling and break away from, the operation of being convenient for, and have good connection steadiness. The utility model discloses breast pump body small in size among the embodiment 1, be convenient for hide secretly in the brassiere, realize exempting from to hand and portable function. For the silicone tube 6, the other end extending out from the opening 51 of the cup shell 5 is connected with a negative pressure providing device B which can be a small air pump or a suction controller and is designed into a small and portable shape, and can be conveniently placed in a pocket, a handbag and the like to meet the secret lactation requirements in various occasions, so that the cup can be taken and used immediately. After the use, the breast pump body A is taken out from the bra, the milk collecting container 3 is directly pulled out and the milk is poured out, and after the use is finished, the horn-shaped opening cover 1, the suction air bag 22, the anti-reflux mechanism (such as the silica gel one-way valve and the fixing ring thereof) and the milk collecting container 3 are detached and washed, so that the next use process can be carried out, and the breast pump is very convenient.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention, and are not described herein.

The above description is directed to the preferred embodiment of the present invention. 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 person skilled in the art, without affecting the essence of the invention, may make numerous possible variations and modifications, or may modify the 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 (8)

1. A novel breast pump comprises a breast pump body, and is characterized in that the breast pump body comprises a three-way piece and a milk collecting container fixedly connected with the three-way piece; the three-way piece is communicated with the milk collecting container; the three-way piece is provided with a milk outlet communicated with the milk collecting container; a positioning piece is arranged on the three-way piece at the milk outlet; the milk collecting container is provided with a clamping piece; the positioning piece and the clamping piece are detachably matched and fixed in a buckling mode;

the positioning piece comprises a first ring-shaped base fixed on the outer wall of the three-way piece and a positioning lug arranged on the first ring-shaped base; the first ring-shaped base is arranged around the milk outlet; the clamping piece comprises a second ring-shaped base arranged at the mouth part of the milk collecting container and a clamping lug integrally formed with the second ring-shaped base; the clamping lug is detachably fixed with the positioning lug in a clamping way; the second ring-shaped base can be in sealing fit with the first ring-shaped base; the quantity of location ear and joint ear all is 2 at least.

2. The new breast pump as set forth in claim 1 wherein the first annular base has a vertically disposed notch therethrough; the positioning lug is positioned right above the notch; the clamping lug vertically extends to the upper part of the second ring-shaped base; the clamping lug can penetrate through the notch to be connected with the positioning lug in a clamping mode.

3. The new breast pump as set forth in claim 2 wherein said snap lugs are provided with through holes and said positioning lugs are provided with protruding posts; the convex column is matched with the through hole in a buckling mode.

4. The new breast pump as set forth in claim 2 wherein the vertical cross-section of the first convoluted base is in the form of spaced mirror image opposed inverted "L" shapes; the second ring-shaped base can be embedded in the first ring-shaped base.

5. The new breast pump as set forth in claim 4 wherein the top of the mouth of the milk collection container sealingly engages the first convoluted base.

6. The breast pump as set forth in any one of claims 1 to 5 wherein the outer wall of the mouth of the milk collection container is removably secured to the inner wall of the second annular base.

7. The novel breast pump as set forth in claim 6, wherein the outer wall of the mouth of the milk collecting container is provided with a plurality of snap-fit protrusions, and the inner wall of the second ring-shaped base is provided with a plurality of snap-fit grooves corresponding to the snap-fit protrusions; the clamping convex part can be embedded into the clamping groove; when the clamping convex part is embedded into the clamping groove, the mouth part of the milk collecting container is tightly attached to the inner wall of the second ring-shaped base to be fixed.

8. The new breast pump as set forth in claim 1 wherein the breast pump body includes a cup housing; the cup shell covers the outer side of the three-way piece; the milk collecting container is detachably fixed right below the cup shell; the cup shell is in a quarter hemisphere shape, and the outer surface of the whole body of the cup shell and the milk collecting container after being fixed is in a hemisphere surface.

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