CN213789193U

CN213789193U - Milk collector

Info

Publication number: CN213789193U
Application number: CN202020670284.6U
Authority: CN
Inventors: 王浩
Original assignee: Beijing Shenchuang Century Information Technology Co Ltd
Current assignee: Beijing Shenchuang Century Information Technology Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-07-27
Anticipated expiration: 2030-04-27

Abstract

The utility model belongs to the technical field of mother and infant articles, in particular to a breast collector, which comprises a bottle head and a bottle body; the bottle head is used for collecting milk, the bottle body is used for storing the milk, and the bottle body is provided with a thickened part. The utility model provides a breast collector is when using, and the thickening portion on the manual work extrusion body, the first laminating breast surface of bottle can produce the negative pressure in the body, can adsorb on the breast to collect the amazing milk that produces of breast-feed. The utility model discloses a be equipped with the thickening portion on the body, when album breast, artifical extrusion thickening portion, thickening portion can wholly take place deformation to increase the deformation volume of body, improve absorbent stability. In addition, when the mother has abundant milk, the product can also be used as a manual breast pump, and is convenient and easy to operate. The utility model discloses a collection breast ware integration degree is high, and spare part is few, portable and washing can regard as the container that stores milk in the collection breast, can directly supply with baby and absorb, need not to reverse other containers.

Description

Milk collector

Technical Field

The utility model belongs to the technical field of mother and infant articles for use, particularly, the utility model relates to a breast collector.

Background

During feeding, the single-sided sucking of the baby stimulates the other breast to secrete milk, and each drop of the breast milk is precious (especially for mothers with small amount of the breast milk), so that the breast milk is collected by using the milk collector.

At present, the milk collectors are mainly divided into two types, the first type is in a bottle shape, the whole body is made of silica gel, and the milk collectors can be attached to breasts and can collect breast milk in a manual extrusion mode; the second type is for pressing the manual breast pump of bar formula, and collocation feeding bottle uses or stores up the storage of milk bag, can directly feed for baby after the nipple in the installation, does not need to replace the container in addition, can avoid changing the container in-process breast milk and be polluted, for example: the breast pump disclosed in the patent application with application number 201220411630.4, application date 2012/8/10, invented and created in the title of breast pump.

The first type of claw is integrally formed with the same wall thickness (as shown in fig. 9), and when in use, the bottom of the claw is manually pressed, and breast milk is sucked by negative pressure (lower than one atmosphere). However, the amount of deformation is small when kneading the milk collector having the same wall thickness, the generated negative pressure is small, the milk collecting efficiency is low, and the mouth part is easily deformed during pressing, so that the milk collector is not firmly adsorbed on the breast surface and is easily dropped.

The second type of claw uses more accessories when sucking and feeding milk, needs to be disassembled and cleaned after each use, even contains some accessories and needs special tools to clean, the cleaning steps are complicated, the carrying is inconvenient, and the claw type.

SUMMERY OF THE UTILITY MODEL

The utility model provides a milk collector can solve among the prior art milk collector and use inconvenient, operate complicated technical problem, and technical scheme is as follows:

a claw, comprising: a bottle head and a bottle body; the bottle head is used for collecting milk, the bottle body is used for storing the milk, the bottle body is provided with a thickened portion, and the thickened portion can provide a position for squeezing when the milk collector collects the milk, so that the milk collector can be used as a breast pump.

The above-described claw is more preferably: the bottle head is in a bent funnel shape and comprises a bearing part and a bottle mouth part; the bottleneck portion is located below the bearing portion, and the bottleneck portion is provided with a thickening bulge.

The above-described claw is more preferably: the bearing part is in a bell mouth shape, gradually shrinks from top to bottom along the axial direction, gradually increases the wall thickness, and is in smooth transition at the joint with the bottle mouth part.

The above-described claw is more preferably: the top end of the bearing part is provided with a wave-shaped edge, and the surface of the wave-shaped edge is an arc surface.

The above-described claw is more preferably: the inner wall of the bearing part is provided with a drainage groove; along the direction from the wavy edge to the bottle mouth part, the width and the depth of the drainage groove are gradually increased.

The above-described claw is more preferably: the outer surface of the circumference of the bottle body is in an ellipsoid shape, the outer surface of the bottom of the bottle body is provided with a circular concave surface, and the wall thickness of each part of the bottom of the bottle body is the same.

The above-described claw is more preferably: the circumference range of the bottle body at the maximum diameter position of the circumferential outer surface is 132 mm-195 mm.

The above-described claw is more preferably: the maximum diameter of the circumferential outer surface of the bottle body is positioned below the thickened part, and the distance from the center of the thickened part in the axis direction of the bottle body ranges from 2mm to 22 mm.

The above-described claw is more preferably: the thickened portion is located in the middle of the bottle body, and the thickness from the inner surface to the outer surface of the thickened portion is larger than the thickness of the portion above the thickened portion and the thickness of the portion below the thickened portion on the bottle body.

The above-described claw is more preferably: the thickening part is an annular bulge, the circumferential inner wall of the annular bulge is an arc-shaped surface, the distance from the middle part of the arc-shaped surface to the axis of the bottle body is smaller than the distance from the upper end and the lower end of the arc-shaped surface to the axis of the bottle body, and the arc-shaped surface and the circumferential inner surface of the bottle body are in smooth transition at the joint.

The above-described claw is more preferably: the thickening part comprises a bottle body groove and a reinforcing ring, the reinforcing ring is installed in the bottle body groove, the circumferential inner wall of the reinforcing ring is an arc-shaped surface, the distance from the middle part of the arc-shaped surface to the axis of the bottle body is smaller than the distance from the upper end and the lower end of the arc-shaped surface to the axis of the bottle body, and the arc-shaped surface and the circumferential inner surface of the bottle body are in smooth transition at the joint.

The above-described claw is more preferably: the rigidity of the reinforcing ring is greater than the rigidity of the bottle body at a portion above the thickened portion and below the thickened portion.

The above-described claw is more preferably: the bottle stopper is clamped with the bottle opening, and a nipple is arranged on the bottle stopper.

The above-described claw is more preferably: the bottle head and the bottle body are integrally formed and are made of liquid silica gel; the bottle stopper is liquid silica gel material.

The analysis can know, compare with prior art, the utility model discloses an advantage and beneficial effect lie in:

1. the utility model discloses a breast collector is equipped with thickening portion on the body, and when breast collection, artifical extrusion thickening portion, thickening portion can wholly take place deformation, can increase the deformation volume of body for prior art, and suction becomes strong, improves absorbent stability, is difficult for droing during absorption. In addition, when the mother has abundant milk, the milk collector can also be used as a manual breast pump, and is convenient and easy to operate. The utility model discloses a collection breast ware integration degree is high, and spare part is few, portable and washing can regard as the container that stores milk in the collection breast, can directly supply with baby and absorb, need not to reverse other containers.

2. The utility model discloses a thickening portion is located the middle part of body, more accords with the use behavior custom, and the elastic pressure reinforcing of thickening portion when the extrusion can discharge more air, improves the absorbent stability of collection breast ware on the breast to can improve collection breast efficiency when using as the breast pump. And simultaneously, the utility model discloses a carry out inhomogeneous design to the wall thickness of body, can also lighten under the prerequisite of guaranteeing the collection breast function. The thickened part is implemented by two schemes, the material of the thickened part and the material of the bottle body can be the material with the same parameters, and also can be the material with different parameters, and various choices can be made during production.

3. The utility model discloses a circumference outward appearance of body is the ellipsoid shape, accords with the gripping habit. Adopt slick and sly transitive mode to be connected in body and bottleneck portion department meeting, bottleneck portion closes up the body in other words, and the bellied design of thickening of cooperation bottleneck portion can avoid the extrusion deformation of body to exert an influence to the portion of accepting, supplementary body construction and keep the negative pressure. The circumference of the bottle body at the maximum diameter of the circumferential outer surface is matched with the average value of the length of the female hand, so that the bottle body is more comfortable to hold.

4. The utility model discloses a receiving portion is the horn mouth form, along the axis direction, and top-down wall thickness increases gradually, and is thinner at the tip wall thickness with the breast laminating, and is more soft, and laminating breast curve can make the collection breast process more comfortable, alleviates the tight sense of tightening under the negative pressure suction. And the wave-shaped edge is arranged at the top end of the bearing part, so that the stress surface of the breast during breast collection can be dispersed, and the breast is painless during breast collection.

5. The utility model discloses still include the bottle plug, the bottle plug sets up with bottleneck portion joint, is equipped with the nipple on the bottle plug to can be directly for baby's nursing, solve the breast milk of collecting and need replace the container and feed the container replacement problem of suckleing again, feed with simple quick mode, reduce unnecessary and wash, avoid breast milk secondary pollution's possibility.

6. The utility model discloses a bottle head and body integrated into one piece, the material is the liquid silica gel material, and the process is mild when taking place elastic deformation or deformation when the extrusion resumes to can realize the silence and inhale milk.

Drawings

Fig. 1 is a schematic structural view of the milk collector of the present invention.

Fig. 2 is a cross-sectional view of a first embodiment of the claw according to the present invention.

Fig. 3 is a sectional view of a second embodiment of the claw according to the present invention.

Fig. 4 is an exploded view of the breast collector and bottle stopper of the present invention.

Fig. 5 is a cross-sectional view of an exploded view of the claw and the stopper of the present invention.

Fig. 6 is a schematic view of a first embodiment of the thickened portion according to the present invention.

Fig. 7 is a schematic view of a second embodiment of the thickened portion of the present invention.

Fig. 8 is a schematic view of a third embodiment of the thickened portion of the present invention.

Fig. 9 is a sectional view of a conventional claw.

Fig. 10 is a partial schematic view of the body at the thickened portion.

In the figure: 1-a bottle body; 2-bottle head; 3-a drainage groove; 4-wave-shaped edge; 5-a receiving part; 6-circumferential outer surface; 7-a circumferential inner surface; 8-round concave surface; 9-a thickened portion; 10-thickening the bulge; 11-a reinforcement ring; 12-a bottle stopper; 13-existing claw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.

As shown in fig. 1 to 10, fig. 1 is a schematic structural view of the milk collector of the present invention; fig. 2 is a cross-sectional view of a first embodiment of the claw according to the present invention; fig. 3 is a sectional view of a second embodiment of the claw according to the present invention; FIG. 4 is an exploded view of the claw and the stopper of the present invention; FIG. 5 is a cross-sectional view of an exploded view of the claw and stopper of the present invention; fig. 6 is a schematic view of a first embodiment of a thickened portion according to the present invention; fig. 7 is a schematic view of a second embodiment of the thickened portion of the present invention; fig. 8 is a schematic view of a third embodiment of a thickened portion according to the present invention; FIG. 9 is a cross-sectional view of a prior art claw; fig. 10 is a partial schematic view of the body at the thickened portion. Wherein, the chain line in the figure represents the axis of the bottle head or the bottle body; the dotted line frame is used for distinguishing the bottle body, the bottle head or the thickened part; the chain double-dashed line indicates a cut-off therefrom. Dot-dash line, two dot-dash line, dotted line frame are all for better show the utility model discloses an accompanying drawing is not the utility model discloses a solid structure.

As shown in fig. 1, fig. 2 and fig. 9, the utility model provides a milk collector, which mainly comprises a bottle head 2 and a bottle body 1. In use, the head 2 is able to collect milk and the body 1 is able to store milk. The bottle body 1 is provided with a thickened part 9 which can provide an operating position for manual extrusion when in use.

Particularly, the utility model provides a breast collector is when using, and the thickening portion 9 on the artifical extrusion body 1 extrudes air (partly air) in the body 1, and the breast surface of 2 laminating of bottle head can produce the negative pressure in the body 1, can adsorb to the breast to collect the amazing milk that produces of breast-feed, can solve the unilateral problem of collecting breast after sucking the amazing another side breast lactation. The utility model discloses a be equipped with thickening portion 9 on body 1, when album breast, artifical extrusion thickening portion 9, thickening portion 9 can wholly take place deformation (current album of breast 13 wall thickness is the same, can only produce deformation at the extrusion action point when extrudeing with the finger, and the deformation volume is little, and can not take place whole deformation), can increase body 1's deformation volume for prior art, and suction becomes strong, improves absorbent stability, is difficult for droing during absorption. In addition, when the mother has abundant milk, the milk collector can also be used as a manual breast pump, and is convenient and easy to operate. The utility model discloses a collection breast ware integration degree is high, and spare part is few, portable and washing can regard as the container that stores milk in the collection breast, can directly supply with baby and absorb, need not to reverse other containers.

As an improvement to the present invention, as shown in fig. 1 to 10, the present invention further provides the following improvement:

further, as shown in fig. 1 to 3, in the present invention, the bottle head 2 is curved and funnel-shaped, and the bottle head 2 includes the receiving portion 5 and the mouth portion, and is gradually curved downward along the axis of the receiving portion 5 at the joint of the receiving portion 5 and the mouth portion, so as to conform to the habit of collecting milk when in use. The bottleneck portion is located the below of accepting the portion 5, and meets with body 1, and the bottleneck portion is equipped with thickening arch 10, can avoid body 1's extrusion deformation to produce the influence to accepting the portion 5 to supplementary vacuum pressure that keeps.

Further, as shown in fig. 1 to 3, in the present invention, the receiving portion 5 is formed in a bell mouth shape so as to fit the outer shape of the breast. Along the axis direction, the bearing part 5 gradually shrinks from top to bottom, the wall thickness gradually increases, the wall thickness of the end part attached to the breast is thinner and softer, the breast curve is attached, the breast collecting process is more comfortable, and the tightening feeling under the negative pressure suction is reduced. The receiving part 5 is smoothly transited at the joint with the bottle mouth part, so that the milk can conveniently flow into the bottle body 1.

Further, as shown in fig. 1 to 3, in the present invention, the wave-shaped edge 4 is provided at the top end of the receiving portion 5, so that the force-bearing surface of the breast can be dispersed when collecting the breast, and the breast can be collected without pain. The surface of the wavy edge 4 is a circular arc surface, namely, the inner surface and the outer surface of the bearing part 5 are in smooth transition, so that tightening marks can not be caused to the breast.

Further, as shown in fig. 1 to 3, in the present invention, a drainage groove 3 is provided on the inner wall of the receiving portion 5, and the drainage groove 3 is located above the bottle mouth portion, so that the sealing performance of the bottle head 2 is not damaged when the milk is sealed. Along the direction from the wavy edge 4 to the bottle mouth part, the width and the depth of the drainage groove 3 are gradually increased, and the drainage can drain milk when the milk is poured outwards.

Further, as shown in fig. 1 to 3, in the present invention, the circumferential outer surface 6 of the bottle body 1 is ellipsoidal, which conforms to the gripping habit. Adopt smooth and slick and sly mode to be connected in body 1 and bottleneck portion department of meeting mutually, the bottleneck portion closes up body 1 in other words, cooperates the design of the bellied 10 of thickening of bottleneck portion, can assist body 1 to build and keep the negative pressure. The bottom surface of body 1 is equipped with circular concave surface 8, and the wall thickness is the same everywhere at the bottom of body 1, can improve the resistance to deformation ability of body 1 bottom to it is difficult for toppling over when can making album breast ware place on plane (desktop, ground etc.). Preferably, the circumference of the body 1 where the diameter of the circumferential outer surface 6 is the largest ranges from 132mm to 195mm, matching the average length of a woman's hand, making it more comfortable to grip. More preferably, the circumference of the body 1 at which the diameter of the circumferential outer surface 6 is the largest is 163.5mm, which is the mean of the average range of values.

Further, as shown in fig. 1 and 2, in the present invention, the maximum circumferential outer surface diameter of the body 1 is located below the thickened portion 9, and the distance range (distance g shown in fig. 2) from the center of the thickened portion 9 in the axial direction of the body 1 is 2mm to 22mm, preferably 12mm, which facilitates manual squeezing of the thickened portion 9 during grasping, and is more suitable for the use habit (the center of the thickened portion 9 matches with the index finger and the middle finger when grasping).

Further, as shown in fig. 1 to 3, in the utility model discloses in, thickening portion 9 is located the middle part of body 1, more accords with the behavior habit of using, and the internal surface of thickening portion 9 is greater than the thickness of the position on thickening portion 9 on the body 1 and the position under thickening portion 9 to the thickness of surface, and elastic pressure strengthens when the extrusion, can discharge more air, improves the absorptive stability of collection breast ware on the breast to can improve collection breast efficiency when using as the breast pump. And simultaneously, the utility model discloses a carry out inhomogeneous design to the wall thickness of body 1, can also lighten under the prerequisite of guaranteeing the collection breast function.

Further, as shown in fig. 1, 6 to 8, in the present invention, the embodiment of the thickened portion 9 may be various. For example: as shown in fig. 6, the circumferential inner surface 7 of the body 1 has a linear cross-sectional profile at the thickened portion 9; as shown in fig. 7, the cross-sectional profile of the entire circumferential inner surface 7 of the body 1 is linear; as shown in fig. 8, the cross-sectional profile of the entire circumferential inner surface 7 of the body 1 is arc-shaped, the body 1 is at the same level, and the radius of curvature of the cross-sectional profile of the circumferential inner surface 7 is larger than that of the circumferential outer surface 6.

Further, as shown in FIGS. 1 to 3, fig. 10 shows, in the utility model discloses, as preferred scheme, thickening portion 9's internal surface is the arcwall face, the distance of the middle part of arcwall face apart from the axis of body 1 is less than the distance of the upper and lower both ends of arcwall face apart from the axis of body 1, the upper and lower both ends department of arcwall face and the circumference internal surface of body are in the rounding off of meeting, form two cambered surfaces tangent with the arcwall face during the rounding off, the centre of a circle of two cambered surfaces is located body 1, the centre of a circle of arcwall face is located body 1 outsidely (as shown in fig. 10, the left side profile of thickening portion 9 in the dotted line frame in the figure is the profile of arcwall face, the upper and lower both places outside the dotted line frame are the profile of two cambered surfaces with tangent part of arcwall face profile, the direction of the straight line at three arrow point place is the radius direction of three profile, the terminal directive direction of arrow point of a circle is the centre of a circle direction). For other thickening modes, not only can guarantee the volume of body 1, provide the elasticity of gripping part, stress concentration when can also avoiding the extrusion improves hand experience. The thickened part 9 is implemented in two ways, the material of the thickened part 9 and the material of the bottle body 1 can be the material with the same parameters, and can also be the material with different parameters, so that different choices can be provided during production.

In the first scheme, as shown in fig. 2, the thickened part 9 and the bottle body 1 are made of materials with the same parameters, the thickened part 9 is an annular bulge, the circumferential inner wall of the annular bulge is an arc-shaped surface, the distance from the middle part of the arc-shaped surface to the axis of the bottle body 1 (the distance indicated by a in fig. 2) is smaller than the distance from the upper end and the lower end of the arc-shaped surface to the axis of the bottle body 1 (the distances indicated by b and c in fig. 2), and the arc-shaped surface and the circumferential inner surface 7 of the bottle body 1 are in smooth transition at the joint, so that milk can flow into the bottle body 1 more smoothly.

Scheme two, as shown in fig. 3, thickening portion 9 and body 1 are the material of different parameters, thickening portion 9 includes body 1 recess and beaded finish 11, beaded finish 11 installs in body 1 recess, beaded finish 11 and body 1 go up other part integrated into one piece processing except beaded finish 11, beaded finish 11's circumference inner wall is the arcwall face, the distance of the axis of body 1 is apart from the middle part of arcwall face (as shown in fig. 3, the distance that d represents) is less than the distance that the upper and lower both ends of arcwall face apart from the axis of body 1 (as shown in fig. 3, the distance that e, f represent), and the arcwall face and the circular internal surface 7 of body 1 are in the smooth transition of junction. Preferably, the hardness of the reinforcing ring 11 is higher than the hardness of the bottle body 1 at the portion above the thickened portion 9 and below the thickened portion 9, and the milk collection efficiency can be further improved.

Further, as shown in fig. 4 and 5, the utility model discloses in, still include bottle plug 12, bottle plug 12 sets up with bottleneck portion joint, can stop in bottleneck portion, be equipped with the nipple on the bottle plug 12, thereby can be directly for baby's feeding, solve the container replacement problem that the breast milk of collecting needs the replacement container to feed again, feed with simple quick mode (need not refrigerate preserve or replace the feeding bottle and feed, can reduce the thing that needs to carry and abluent when outdoor), reduce the unnecessary washing, avoid the possibility of breast milk secondary pollution.

Further, as shown in fig. 1 to 4, in the present invention, as a preferred embodiment, the bottle head 2 and the bottle body 1 are integrally formed, and the material is a liquid silicone material, and the process is gentle when elastic deformation occurs or deformation recovers during extrusion, so that silent milk suction can be realized; the bottle stopper 12 is an integrated bottle stopper made of liquid silica gel.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. A claw, comprising:

a bottle head and a bottle body;

the bottle head is used for collecting milk, the bottle body is used for storing the milk, and a thickened part is arranged on the bottle body; the thickness from the inner surface to the outer surface of the thickened part is larger than the thickness of the part above the thickened part and the thickness of the part below the thickened part on the bottle body;

the inner surface of the thickened part is an arc-shaped surface, and the distance from the middle part of the arc-shaped surface to the axis of the bottle body is smaller than the distance from the upper end and the lower end of the arc-shaped surface to the axis of the bottle body.

2. The claw according to claim 1, characterized in that:

the bottle head is in a bent funnel shape and comprises a bearing part and a bottle mouth part;

the bottleneck portion is located below the bearing portion, and the bottleneck portion is provided with a thickening bulge.

3. A claw according to claim 2, characterized in that:

the bearing part is in a bell mouth shape, gradually shrinks from top to bottom along the axial direction, gradually increases the wall thickness, and is in smooth transition at the joint with the bottle mouth part.

4. A claw according to claim 2, characterized in that:

the top end of the bearing part is provided with a wave-shaped edge, and the surface of the wave-shaped edge is an arc surface.

5. A claw according to claim 4, characterized in that:

the inner wall of the bearing part is provided with a drainage groove; along the direction from the wavy edge to the bottle mouth part, the width and the depth of the drainage groove are gradually increased.

6. The claw according to claim 1, characterized in that:

the outer surface of the circumference of the bottle body is in an ellipsoid shape; the circumference range of the maximum diameter position of the circumferential outer surface of the bottle body is 132mm to 195mm, the circumference range is positioned below the thickened part, and the distance range from the center of the thickened part in the axial direction of the bottle body is 2mm to 22 mm;

the outer surface of the bottom of the bottle body is provided with a circular concave surface, and the wall thickness of each part of the bottom of the bottle body is the same.

7. The claw according to claim 1, characterized in that:

the thickened part is located in the middle of the bottle body.

8. A claw according to any of claims 1 to 7, characterized in that:

the thickening part is an annular bulge, the circumferential inner wall of the annular bulge is an arc-shaped surface, and the arc-shaped surface is in smooth transition with the circumferential inner surface of the bottle body at the joint.

9. A claw according to any of claims 1 to 7, characterized in that:

the thickened part comprises a bottle body groove and a reinforcing ring, the reinforcing ring is installed in the bottle body groove, the circumferential inner wall of the reinforcing ring is the arc-shaped surface, and the arc-shaped surface and the circumferential inner surface of the bottle body are in smooth transition at the joint;

the rigidity of the reinforcing ring is greater than the rigidity of the bottle body at a portion above the thickened portion and below the thickened portion.

10. The claw according to claim 2, further comprising:

the bottle stopper is clamped with the bottle opening part, and a nipple is arranged on the bottle stopper;

the bottle head and the bottle body are integrally formed and are made of liquid silica gel; the bottle stopper is liquid silica gel material.