CN214762856U - Injection device with sealing head - Google Patents
Injection device with sealing head Download PDFInfo
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- CN214762856U CN214762856U CN202121319590.6U CN202121319590U CN214762856U CN 214762856 U CN214762856 U CN 214762856U CN 202121319590 U CN202121319590 U CN 202121319590U CN 214762856 U CN214762856 U CN 214762856U
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- sealing head
- injection
- head
- injection device
- push rod
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Abstract
The utility model relates to an injection device of sealed head in area. The injection device comprises: the injection device comprises an injection cylinder, a valve and a control device, wherein a containing space for containing liquid to be injected is formed in the cylinder and is provided with an injection port; the outer sealing head is integrally arranged at an injection port of the injection cylinder body, so that liquid to be injected is sealed in the accommodating space of the injection cylinder body; the inner sealing head is used for sealing liquid to be injected in the accommodating space of the injection cylinder; and the push rod is matched with the injection through body and used for discharging the liquid to be injected from the injection port, and when the outer sealing head is removed from the injection port, the push rod can push the inner sealing head to discharge the liquid to be injected from the injection port. The utility model discloses an inside and outside seal head, setting of air discharge duct for injection device is more convenient when placing the injection medicine, breaks off the outer seal head off with the fingers and thumb during the use, thereby makes the permanent damage of outer seal head and can not used repeatedly.
Description
Technical Field
The utility model relates to an injection device of sealed head in area.
Background
Recently, various liquids have been injected into the body for various purposes.
For example, in order to wash female sexual organs, a washing solution is injected into the sexual organs, or a contraceptive drug solution is injected into the body for contraception, or a drug solution is injected into the body for treatment of hemorrhoids, venereal diseases, and the like, or a lubricant is injected into the body as a lubricant during sexual intercourse, and the like, and the application forms are very many.
At this time, the inside of the sexual organ, anus, and the like of the human body is a site where the mucous membrane is exposed, and is very sensitive to external stimuli, and the mucous membrane is easily damaged or infected. Therefore, the injection of the exemplified medical solution requires great care.
In order to improve the inconvenience of directly introducing the drug solution by hand, an injection device capable of injecting a liquid into the body has been proposed. Such an injection device is generally manufactured as a disposable product due to a problem in hygiene and difficulty in cleaning, and therefore, a commercially available product is in a state in which a liquid is filled therein.
However, users sometimes wash themselves and then reuse disposable liquid injection devices, and the risk of disease and bacterial infection is high. Therefore, such injection devices need to be designed in a configuration that cannot be reused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of prior art, provide an injection device of sealed head in area, injection device includes:
the injection device comprises an injection cylinder, a valve and a control device, wherein a containing space for containing liquid to be injected is formed in the cylinder and is provided with an injection port;
the outer sealing head is integrally arranged at an injection port of the injection cylinder body, so that liquid to be injected is sealed in the accommodating space of the injection cylinder body;
the inner sealing head is used for sealing liquid to be injected in the accommodating space of the injection cylinder;
and the push rod is matched with the injection through body and used for discharging the liquid to be injected from the injection port, and when the outer sealing head is removed from the injection port, the push rod can push the inner sealing head to discharge the liquid to be injected from the injection port.
The outer sealing head is arranged outside the cylinder in a protruding mode.
The outer sealing head is a solid cylinder.
The push rod comprises a push rod main body and a push rod head, and the cross section of the push rod head is in a cross shape.
The inner sealing head comprises a main body part and an inner cavity part, the inner cavity part is arranged in the main body part, and the inner cavity part is matched with the push rod head of the push rod, so that the push rod head can push the inner sealing head.
The main body part of the inner sealing head comprises a sealing part and an exhaust part, the sealing part and the exhaust part are arranged on the outer side of the main body part, the sealing part is in complete contact with the inner cavity of the injection cylinder body to enable the inner cavity to be sealed, the exhaust part is not in complete contact with the inner cavity of the injection cylinder body, and one or more exhaust grooves are formed in the inner cavity of the injection cylinder body.
The exhaust part is petal-shaped.
The injection device also comprises an outer sealing head protector, and the outer sealing head protector is used for protecting the outer sealing head from being separated from the injection port under the influence of external force.
The outer sealing head protection body comprises a cavity portion and a flat portion, the cavity portion is arranged in the flat portion, the flat portion is of a flat structure, and the cavity is used for containing the outer sealing head.
The outer sealing head protection body is a flat elastic body with a cavity arranged inside.
The utility model discloses an inside and outside seal head, setting of air discharge duct for injection device is more convenient when placing the injection medicine, breaks off the outer seal head off with the fingers and thumb during the use, thereby makes the permanent damage of outer seal head and can not used repeatedly. The main body part of the inner sealing head comprises the sealing part and the exhaust part, so that the inner sealing head can be pushed to be combined with the exhaust groove, and the existence of gas in the injected medicine is reduced.
The above-described and other features, aspects, and advantages of the present application will become more apparent with reference to the following detailed description.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the structure of an injection device with a sealing head.
Fig. 2 is a schematic view of the structure of a plunger of an injection device with a sealing head.
Fig. 3 is a schematic cross-sectional view of an inner sealing head of an injection device with a sealing head.
Fig. 4 is a perspective view of an inner sealing head of an injection device with a sealing head.
Fig. 5 is a perspective view of an outer seal head protector of an injection device with a seal head.
Fig. 6 is a schematic cross-sectional structure view of an outer sealing head protector of an injection device with a sealing head.
Reference numerals:
the injection device comprises an injection cylinder body 1, an accommodating space 11, an injection port 12 and an exhaust groove 13;
an outer sealing head 2;
an inner sealing head 3;
a push rod 4, a push rod body 41 and a push rod head 42;
a main body portion 31 and an inner cavity portion 32;
a sealing portion 311 and an exhaust portion 312;
an outer seal head protector 5;
a cavity part 51 and a flat part 52.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.
Referring to fig. 1, an injection device with a sealing head, the injection device comprising:
the injection device comprises an injection cylinder, a valve and a control device, wherein a containing space for containing liquid to be injected is formed in the cylinder and is provided with an injection port;
the outer sealing head is integrally arranged at an injection port of the injection cylinder body, so that liquid to be injected is sealed in the accommodating space of the injection cylinder body;
the inner sealing head is used for sealing liquid to be injected in the accommodating space of the injection cylinder;
and the push rod is matched with the injection through body and used for discharging the liquid to be injected from the injection port, and when the outer sealing head is removed from the injection port, the push rod can push the inner sealing head to discharge the liquid to be injected from the injection port.
The outer sealing head is arranged outside the cylinder in a protruding mode.
The outer sealing head is a solid cylinder.
As shown in fig. 2, the putter comprises a putter body and a putter head, wherein the putter head has a cross-shaped cross-section.
As shown in fig. 3-4, the inner sealing head comprises a main body part and an inner cavity part, wherein the inner cavity part is arranged in the main body part, and the inner cavity part is matched with the push rod head of the push rod, so that the push rod head can push the inner sealing head.
The main body part of the inner sealing head comprises a sealing part and an exhaust part, the sealing part and the exhaust part are arranged on the outer side of the main body part, the sealing part is in complete contact with the inner cavity of the injection cylinder body to enable the inner cavity to be sealed, the exhaust part is not in complete contact with the inner cavity of the injection cylinder body, and one or more exhaust grooves are formed in the inner cavity of the injection cylinder body.
The exhaust part is petal-shaped.
As shown in fig. 5-6, the injection device further comprises an outer sealing head protector for protecting the outer sealing head from being separated from the injection port by external force.
The outer sealing head protection body comprises a cavity portion and a flat portion, the cavity portion is arranged in the flat portion, the flat portion is of a flat structure, and the cavity is used for containing the outer sealing head.
The outer sealing head protection body is a flat elastic body with a cavity arranged inside.
The utility model discloses an inside and outside seal head, setting of air discharge duct for injection device is more convenient when placing the injection medicine, breaks off the outer seal head off with the fingers and thumb during the use, thereby makes the permanent damage of outer seal head and can not used repeatedly. The main body part of the inner sealing head comprises the sealing part and the exhaust part, so that the inner sealing head can be pushed to be combined with the exhaust groove, and the existence of gas in the injected medicine is reduced.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and the description is given here only for clarity, and those skilled in the art should integrate the description, and the embodiments may be combined appropriately to form other embodiments understood by those skilled in the art.
Claims (10)
1. An injection device with a sealing head, characterized in that it comprises:
the injection device comprises an injection cylinder, a valve and a control device, wherein a containing space for containing liquid to be injected is formed in the cylinder and is provided with an injection port;
the outer sealing head is integrally arranged at an injection port of the injection cylinder body, so that liquid to be injected is sealed in the accommodating space of the injection cylinder body;
the inner sealing head is used for sealing liquid to be injected in the accommodating space of the injection cylinder;
and the push rod is matched with the injection through body and used for discharging the liquid to be injected from the injection port, and when the outer sealing head is removed from the injection port, the push rod can push the inner sealing head to discharge the liquid to be injected from the injection port.
2. An injection device with a sealing head as claimed in claim 1, wherein the outer sealing head is arranged to protrude from the outside of the barrel.
3. An injection device with a sealing head according to claim 1, wherein the outer sealing head is a solid cylinder.
4. The injection device with the sealing head as claimed in claim 1, wherein the push rod comprises a push rod body and a push rod head, and the cross section of the push rod head is cross-shaped.
5. The injection device with the sealing head as claimed in claim 1, wherein the inner sealing head comprises a main body part and an inner cavity part, the inner cavity part is arranged in the main body part, and the inner cavity part is matched with the push rod head of the push rod, so that the push rod head can push the inner sealing head.
6. The injection device with the sealing head as claimed in claim 5, wherein the main body part of the inner sealing head comprises a sealing part and a venting part, the sealing part and the venting part are arranged on the outer side of the main body part, the sealing part is completely contacted with the inner cavity of the injection cylinder body so that the inner cavity is sealed, the venting part is not completely contacted with the inner cavity of the injection cylinder body, and one or more venting grooves are arranged in the inner cavity of the injection cylinder body.
7. An injection device with a sealing head according to claim 6, wherein the venting portion is petaloid.
8. The injection device with the sealing head as claimed in claim 1, further comprising an outer sealing head protector for protecting the outer sealing head from being separated from the injection port by an external force.
9. The injection device with the sealing head as claimed in claim 8, wherein the outer sealing head protector comprises a cavity portion and a flat portion, the cavity portion is disposed in the flat portion, the flat portion is of a flat structure, and the cavity is used for accommodating the outer sealing head.
10. The injection device with the sealing head as claimed in claim 9, wherein the outer sealing head protector is a flat elastomer with a cavity inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121319590.6U CN214762856U (en) | 2021-06-15 | 2021-06-15 | Injection device with sealing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121319590.6U CN214762856U (en) | 2021-06-15 | 2021-06-15 | Injection device with sealing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214762856U true CN214762856U (en) | 2021-11-19 |
Family
ID=78712378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121319590.6U Active CN214762856U (en) | 2021-06-15 | 2021-06-15 | Injection device with sealing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214762856U (en) |
-
2021
- 2021-06-15 CN CN202121319590.6U patent/CN214762856U/en active Active
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