CN211392279U

CN211392279U - Bottle cap and sealing cap assembly with same

Info

Publication number: CN211392279U
Application number: CN201921690426.9U
Authority: CN
Inventors: 孙向明; 申刚
Original assignee: Linkrypton Medical And Health Technology Shanghai Co ltd; Shenzhen Colinn Medical Co ltd
Current assignee: Linkrypton Medical And Health Technology Shanghai Co ltd; Shenzhen Colinn Medical Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-09-01
Anticipated expiration: 2029-10-10

Abstract

The utility model is suitable for a prevent volatilizing the packing technical field, provide a bottle lid and have sealed lid subassembly of this bottle lid, this bottle lid includes: the cap body comprises a bottom wall and a circular wall connected to the periphery of the bottom wall; and a sealing wall which is annular and arranged on the inner surface of the bottom wall; the sealing wall is used for being inserted into the pressure stabilizing groove of the valve body of the bottle valve and tightly pressed between the outer peripheral surface of the liquid guiding pipe and the inner peripheral surface of the sealing pipe, and the sealing wall can seal a liquid guiding channel in the liquid guiding pipe and isolate the liquid guiding channel from the space outside the bottle cap, so that the use of an additional sealing ring in the cap body can be eliminated, the reaction of the sealing ring and the content in the bottle is completely avoided, and the problem of content color change caused by the reaction of the sealing ring and the content is avoided; based on the sealed lid subassembly of this bottle lid, the sealed wall of its bottle lid can be kept apart the interior liquid channel of drawing liquid pipe and the outside space of bottle lid, need not to use the sealing washer, can not appear because of the problem that the sealing washer reacts and lead to the content to discolour with the content.

Description

Bottle cap and sealing cap assembly with same

Technical Field

The utility model relates to a prevent volatilizing the packing technical field, in particular to bottle lid and have sealed lid subassembly of this bottle lid.

Background

Generally, a cap for a non-volatile package is provided with a gasket for sealing between the cap and the bottle body. Some contents such as special medicines may react with a gasket made of rubber, plastic, or the like. For example, in the case of an anesthetic such as desflurane, if it excessively reacts with an ethylene propylene diene monomer gasket, a BHT (Butylated Hydroxytoluene, 2, 6-di-t-butyl-4-methylphenol) exudate is generated, and the BHT is easily oxidized and yellowed, which causes unnecessary concerns to the quality of the medicine in the bottle and the like by the customer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bottle cap aims at solving the technical problem that the packing ring leads to the content to discolour easily among the current bottle cap.

The utility model discloses a realize like this, a bottle lid for cooperate with bottle valve body, bottle valve body includes draw liquid pipe and sealed tube, the lower extreme of sealed tube connect in the outer peripheral face of draw liquid pipe, form annular pressure stabilizing tank between draw liquid pipe and the sealed tube, the bottle lid includes:

the cap body comprises a bottom wall and a circular wall connected to the periphery of the bottom wall; and

a sealing wall which is annular and arranged on the inner surface of the bottom wall;

the sealing wall is inserted into the pressure stabilizing groove and is pressed between the outer circumferential surface of the liquid guiding pipe and the inner circumferential surface of the sealing pipe.

In one embodiment, the outer peripheral surface of the sealing wall partially protrudes outwards to form a sealing convex ring, and one end of the sealing convex ring, which is far away from the bottom wall, is in an arc shape gradually expanding from the outer peripheral surface of the sealing wall.

In one embodiment, the end of the liquid guiding pipe abuts against the bottom wall.

In one embodiment, a limit step is formed on the outer peripheral surface of the sealing wall on one side close to the bottom wall; the tail end of the liquid guiding pipe is higher than the tail end of the sealing pipe, and the tail end of the sealing pipe abuts against the limiting step.

In one embodiment, the bottle cap further comprises a connecting body provided on the inner surface of the bottom wall and located inside the sealing wall, the connecting body being adapted to be connected to the inner circumferential surface of the liquid guiding tube.

In one embodiment, the connecting body is provided with an external thread, and the inner circumferential surface of the liquid guiding pipe is provided with an internal thread for meshing with the external thread.

In one embodiment, the material of the bottle cap is a plastic material.

In one embodiment, the bottle cap is integrally formed.

Another object of the present invention is to provide a sealing cap assembly for being disposed at an opening of a bottle body, the sealing cap assembly comprising a valve body of a bottle valve and a bottle cap as described in the above embodiments.

In one embodiment, the cylinder valve body is a plastic material.

The embodiment of the utility model provides a bottle lid and have this subassembly of sealed beneficial effect of this bottle lid lie in:

the bottle cap comprises a cap body and a sealing wall arranged on the bottom wall of the cap body, wherein the sealing wall is annular and can be inserted into a pressure stabilizing groove of a valve body of the bottle valve and tightly pressed between the outer peripheral surface of a liquid guiding pipe and the inner peripheral surface of the sealing pipe; based on the sealed lid subassembly of this bottle lid, the sealed wall of its bottle lid can be kept apart the interior liquid channel of drawing liquid pipe and the outside space of bottle lid, need not to use the sealing washer, can not appear because of the problem that the sealing washer reacts and lead to the content to discolour with the content.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a bottle cap according to an embodiment of the present invention;

fig. 2 is a schematic longitudinal sectional view of a bottle cap according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a bottle valve body in a sealing cap assembly according to an embodiment of the present invention;

FIG. 4 is a schematic longitudinal cross-sectional view of a bottle valve body in a seal cap assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a seal cover assembly according to an embodiment of the present invention;

fig. 6 is a schematic longitudinal sectional view of a seal cover assembly according to an embodiment of the present invention.

The designations in the figures mean:

3-sealing the cover assembly; 1-bottle cap, 11-cap body, 111-bottom wall, 112-annular wall, convex edge 1120, 12-sealing wall, 120-sealing convex ring, 121-limiting step, 13-connecting body, 130-external thread and 14-empty groove;

2-bottle valve body, 20-liquid guiding channel, 21-liquid guiding pipe, 22-sealing pipe, 211-pressure stabilizing groove and 210-internal thread.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", 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, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the patent. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.

In order to explain the technical solution of the present invention, the following detailed description is made with reference to the specific drawings and examples.

Referring to fig. 1 and 2, an embodiment of the present invention first provides a bottle cap 1 for cooperating with a valve body 2 of a bottle valve, and referring to fig. 4 to 6, to seal a bottle body (not shown). Specifically, referring to fig. 1 and 2, the bottle cap 1 includes a cap body 11 and a sealing wall 12, the cap body 11 includes a bottom wall 111 and a circumferential wall 112 connected to a periphery of the bottom wall 111, the sealing wall 12 is annular and disposed on an inner surface of the bottom wall 111, and the sealing wall 12 and the circumferential wall 112 are coaxially disposed. Referring to fig. 3 and 4, the cylinder valve body 2 is installed at an opening of a bottle body, and includes a liquid guiding tube 21 and a sealing tube 22 coaxially installed, a liquid guiding channel 20 is formed at a middle portion of the liquid guiding tube 21, the liquid guiding channel 20 is communicated with an inside of the bottle body to enable contents to be guided out of the inside of the bottle body, a lower end of the sealing tube 22 is connected to an outer circumferential surface of the liquid guiding tube 21, an annular pressure stabilizing groove 211 is formed between the liquid guiding tube 21 and the sealing tube 22, wherein the sealing wall 12 is used for being inserted into the pressure stabilizing groove 211 and being pressed between the outer circumferential surface of the liquid guiding tube 21 and an inner circumferential surface of the sealing tube.

The embodiment of the utility model provides a bottle lid 1, be equipped with the sealed wall 12 on the diapire 111 of its cap body 11, the sealed wall 12 is cyclic annularly, it can insert in bottle valve body 2's the steady pressure groove 211 and compress tightly between the outer peripheral face of drawing liquid pipe 21 and the inner peripheral surface of sealed tube 22, this sealed wall 12 can be sealed and keep apart with 1 outside space of bottle lid with the inside drawing liquid passageway 20 of drawing liquid pipe 21, so, can cancel the use of the inside extra sealing washer of the cap body 11, stop the problem of sealing washer and the interior content reaction of bottle completely, thereby, can not appear because of the sealing washer with the content reaction and lead to the problem that the content discolours.

Referring to fig. 2, in an embodiment, an upper portion of the outer peripheral surface of the sealing wall 12 protrudes outward to form a sealing convex ring 120, and an end of the sealing convex ring 120 away from the bottom wall 111 is in an arc shape gradually expanding on the outer peripheral surface of the sealing wall 12. The advantages of this are: firstly, the arrangement of the sealing convex ring 120 substantially increases the thickness of the sealing wall 12, so as to further ensure that the two sides of the sealing wall 12 are respectively pressed against the liquid guiding pipe 21 and the sealing pipe 22; referring to fig. 4 and 6, when the sealing wall 12 is inserted into the pressure stabilizing groove 211, the end of the sealing convex ring 120 away from the bottom wall 111 is in an arc shape gradually expanding on the outer circumferential surface of the sealing wall 12, which can play a certain guiding role, so that the sealing wall 12 can be smoothly and gradually inserted and pressed without being clamped at the lower part of the sealing convex ring 120.

In one embodiment, the end of the liquid guiding tube 21 is against the bottom wall 111, please refer to fig. 4 and fig. 6. This has the advantage that the end of the liquid guiding tube 21 can also isolate the liquid guiding channel 20 from the external space, which further helps to ensure the sealing between the bottle cap 1 and the valve body 2 of the bottle valve.

In one embodiment, the cylinder valve body 2 is made of a plastic material, such as PA (polyamide resin), which can withstand contents with different chemical properties, and has characteristics of self-lubrication, wear resistance, and good toughness, and the liquid guiding tube 21 and the sealing tube 22 can be reliably pressed against the sealing wall 12, and at the same time, the insertion between the sealing wall 12 and the liquid guiding tube 21 can be smoother.

Referring to fig. 2, in an embodiment, a limit step 121 is formed on a side of the outer peripheral surface of the sealing wall 12 close to the bottom wall 111, and referring to fig. 4 and fig. 6, correspondingly, the end of the liquid guiding tube 21 is higher than the end of the sealing tube 22, and when the end of the liquid guiding tube 21 abuts against the bottom wall 111, the end of the sealing tube 22 can also abut against the limit step 121. The stopper step 121 is adapted to abut against the end of the sealing tube 22, thereby further providing a sealing function.

In one embodiment, referring to fig. 2, the bottle cap 1 further includes a connecting body 13 disposed on the bottom wall 111 and located inside the sealing wall 12, and the connecting body 13 is used for connecting with the inner circumferential surface of the liquid guiding tube 21, referring to fig. 4 and fig. 6. Here, the connection of the connection body 13 to the inner circumferential surface of the priming tube 21 enables the firm connection between the bottle cap 1 and the valve body 2 of the bottle valve, and in addition, the connection body 13 is located at the inner circumference of the annular wall 112 and can correspond to the priming channel 20, and thus, the connection body 13 can also perform preliminary blocking and sealing of the priming channel 20. So far, be formed with four at least sealing lines between this bottle lid 1 and the bottle valve body 2 altogether, can make and reach complete isolated between bottle valve body 2 and the outside to avoid using the sealing washer completely.

In an embodiment, referring to fig. 2, the connecting body 13 is provided with an external thread 130, the front end of the inner circumferential surface of the liquid guiding tube 21 is provided with an internal thread 210, and the connecting body 13 and the liquid guiding tube 21 are in threaded connection through the internal thread 210 and the external thread 130, please refer to fig. 3, fig. 4 and fig. 6 in combination.

In one embodiment, referring to fig. 1 and 2, the connecting body 13 is hollow and has a hollow groove 14 formed by an outer surface of the bottom wall 111. This has the advantage of reducing the overall weight of the cap 11 and the use of materials, facilitating its manufacture and reducing costs.

In one embodiment, the material of the closure 1 may be a plastic material, such as PA. Optionally, the closure 1 is integrally injection molded. In the integrally formed bottle cap 1, the sealing wall 12 and the connecting body 13 have higher connecting strength with the bottom wall 111, so that the tight connection between the bottle cap 1 and the bottle valve body 2 can be ensured.

In one embodiment, the outer circumference of the circumferential wall 112 of the closure 1 has a plurality of ribs 1120, see fig. 1, to form a rugged outer circumference of the closure 1, which may increase the grip of fingers when unscrewing the closure 1.

Referring to fig. 3 to fig. 6, and referring to fig. 1 and fig. 2, an embodiment of the present invention further provides a sealing cover assembly 3 for being disposed at an opening of a bottle body, the sealing cover assembly 3 includes a bottle valve body 2 and a bottle cap 1 according to the embodiments, and the connection between the bottle cap 1 and the bottle valve body 2 can refer to the description of the embodiments and is not repeated.

The embodiment of the utility model provides a sealed cover subassembly 3, its bottle lid 1 includes the cap body 11 and locates the sealed wall 12 on the diapire 111 of the cap body 11, sealed wall 12 is cyclic annularly, can insert in the pressure stabilizing tank 211 of bottle valve body 2 and compress tightly between the outer peripheral face of drawing liquid pipe 21 and the inner peripheral surface of sealed tube 22, this sealed wall 12 can be sealed with the inside drawing liquid passageway 20 of drawing liquid pipe 21 and keep apart with the 1 outside space of bottle lid, so, can cancel the use of the inside sealing washer of the cap body 11, stop the problem of sealing washer and the interior content reaction of bottle completely, can not appear because of the sealing washer with the content reaction and lead to the problem that the content discolours.

The application scenario of the sealing cover assembly 3 is not limited, and it can be applied to any bottle body requiring a sealing arrangement to prevent the volatilization or leakage of the contents. The type of contents is not limited, and for example, it may be an anesthetic.

In one embodiment, the sealing cover assembly 3 can also be used in conjunction with a valve core assembly to selectively open or close the drainage channel 20.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a bottle lid for cooperate with bottle valve body, bottle valve body includes draw liquid pipe and gland packing, the lower extreme of gland packing connect in the peripheral face of drawing liquid pipe, form annular pressure stabilizing tank between draw liquid pipe and the gland packing, its characterized in that, the bottle lid includes:

2. The bottle cap according to claim 1, wherein a portion of an outer peripheral surface of the sealing wall protrudes outward to form a sealing bead, and an end of the sealing bead remote from the bottom wall is formed in an arc shape gradually expanding from the outer peripheral surface of the sealing wall.

3. The bottle cap of claim 1, wherein a distal end of the priming tube abuts against the bottom wall.

4. The bottle cap according to claim 3, wherein a stopper step is formed on an outer peripheral surface of the sealing wall on a side close to the bottom wall; the tail end of the liquid guiding pipe is higher than the tail end of the sealing pipe, and the tail end of the sealing pipe abuts against the limiting step.

5. The bottle cap of claim 1, further comprising a connecting body provided on an inner surface of the bottom wall and inside the sealing wall, the connecting body being adapted to be connected to an inner circumferential surface of the priming tube.

6. The bottle cap of claim 5, wherein the connecting body is provided with an external thread, and an inner circumferential surface of the priming tube is provided with an internal thread for engagement with the external thread.

7. A bottle cap according to any one of claims 1 to 6, wherein the material of the bottle cap is a plastics material.

8. A bottle cap according to any one of claims 1 to 6, wherein the bottle cap is integrally formed.

9. A sealing cap assembly for being disposed at an opening of a bottle body, wherein the sealing cap assembly comprises a bottle valve body and the bottle cap of any one of claims 1 to 8.

10. The seal cap assembly of claim 9 wherein said cylinder valve body is a plastic material.