CN207412511U - A kind of disposable needleless medicine-feeding joint - Google Patents
A kind of disposable needleless medicine-feeding joint Download PDFInfo
- Publication number
- CN207412511U CN207412511U CN201720436148.9U CN201720436148U CN207412511U CN 207412511 U CN207412511 U CN 207412511U CN 201720436148 U CN201720436148 U CN 201720436148U CN 207412511 U CN207412511 U CN 207412511U
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- fin
- joint
- rubber plug
- joint body
- cutting
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Abstract
The utility model discloses a kind of disposable needleless medicine-feeding joints, including joint body, rubber plug is equipped in joint body, the centrally disposed centre bore of rubber plug, joint body is equipped with the central tube connected with centre bore, rubber plug upper end is equipped with the joint-cutting connected with centre bore, the first fin of bar shaped is equipped on the internal chamber wall of joint body along the vertical direction, first fin is equipped with two and on joint body center symmetric setting, first fin is located at joint-cutting in approximately the same plane, first fin is set less than joint-cutting, and rubber plug is equipped with the first groove being adapted to the first fin；The second fin of bar shaped is equipped on the internal chamber wall of joint body along the vertical direction, second fin is equipped with two and on joint body center symmetric setting, second fin is set with adjacent first fin into 90 degree of angles, and rubber plug is equipped with the second groove corresponding with the second fin.The purpose of this utility model is to provide a kind of disposable needleless medicine-feeding joint, and having prevents the secondary structure used, protects the safety of medication.
Description
Technical field
The utility model is related to medical transfusion equipment technical fields, and in particular to a kind of disposable needleless medicine-feeding joint.
Background technology
At present, the country is in clinical transfusion, because disease event or patient condition itself limit, it may appear that prolonged and repeated infusion
Or situation of the liquid in liquid-transport pipe-line is repeatedly filled in single infusion temporarily.The closure and dosing of currently used liquid
All it is to be pierced by syringe needle in rubber in infusion pipeline is added to.
Traditional adding method thereof is easy to the pollutant of syringe needle and the chip band generated during rubber is punctured in syringe needle
It is into the liquid, cause the pollution to liquid.
To solve the above-mentioned problems, there are various needleless medicine-feeding joints in existing market.Such as Application No.
201020147966.5 patent disclosed in a kind of needleless medicine-feeding joint.But this kind of connector exist by it is secondary use can
Energy influences the safety of medication.
Utility model content
The purpose of this utility model is to provide a kind of disposable needleless medicine-feeding joint, and having prevents the secondary knot used
Structure protects the safety of medication.
To achieve these goals, the technical solution adopted in the utility model is：
Including joint body, rubber plug, rubber plug and joint body are equipped in joint body for a kind of disposable needleless medicine-feeding joint
Inner cavity realize sealing, rubber plug upper surface at joint body upper end opening with flushing, the centrally disposed centre bore of rubber plug, connector sheet
Body is equipped with the central tube connected with centre bore, and centre bore perforation rubber plug lower end is set, and rubber plug upper end is equipped with and is connected with centre bore
Joint-cutting, be equipped with the first fin of bar shaped on the internal chamber wall of the joint body along the vertical direction, the first fin be equipped with two and
On joint body center symmetric setting, the first fin is located at joint-cutting in approximately the same plane, and the first fin is set less than joint-cutting,
Rubber plug is equipped with the first groove being adapted to the first fin；Bar shaped is equipped on the internal chamber wall of the joint body along the vertical direction
Second fin, the second fin are equipped with two and on joint body center symmetric settings, the second fin and adjacent first fin into
90 degree of angles are set, and rubber plug is equipped with the second groove corresponding with the second fin, and the length of second groove is convex equal to second
The bottom surface of rib is to the top surface distance of the first fin, and the second fin is less than the setting of the first fin；The upper end of first fin, the second fin
Face is arc surface, and the first fin, the lower face of the second fin are right-angle surface.
The utility model is further arranged to, and the joint body lower end is the female Luer with inside spin interface.
The utility model is further arranged to, and the joint body is made of makrolon material.
The utility model is further arranged to, and the rubber plug is made of silica gel material.
The beneficial effects of the utility model：Disposable needleless medicine-feeding joint provided by the utility model, having prevents two
The secondary structure used can protect the safety of medication.In use, without the syringe of syringe needle, dispensing end is from joint body upper end
Insertion, is pressed down against rubber plug, and during being pressed down against, the joint-cutting end (upper end) of rubber plug contacts first with the first fin, due to
First fin is located at joint-cutting in approximately the same plane, so when the first fin squeezes joint-cutting end, joint-cutting can be forced to open, make liquid
It is injected from joint-cutting in centre bore, after completing liquid injection, at this point, squeezing rubber plug still further below, rubber plug can be contacted with the second fin,
When first fin squeezes joint-cutting end, joint-cutting can be forced to close, form sealing, and when the top surface at joint-cutting end crosses the first fin, cut
The bottom surface of the top surface and the first fin that stitch end forms the cooperation that offsets, and limitation joint-cutting end moves up, and reaching prevents secondary use
Purpose.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is that the utility model is A-A sectional views in Fig. 2；
Fig. 4 is the sectional view that the utility model is rubber plug in Fig. 3；
Fig. 5 is that the utility model is B-B sectional views in Fig. 2；
Fig. 6 is the sectional view that the utility model is rubber plug in Fig. 5.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
The utility model is illustrated below with reference to Fig. 1 to Fig. 6.
Including joint body 1, rubber plug 2, rubber plug 2 and connector are equipped in joint body 1 for a kind of disposable needleless medicine-feeding joint
Sealing is realized in the inner cavity of body 1, and 2 upper surface of rubber plug at 1 upper end opening of joint body with flushing, a 2 centrally disposed center of rubber plug
Hole 3, joint body 1 are equipped with the central tube 4 connected with centre bore 3, and centre bore 3 penetrates through 2 lower end of rubber plug and sets, 2 upper end of rubber plug
Equipped with the joint-cutting 5 connected with centre bore 3, joint-cutting 5 is straight line joint-cutting, and when being pressed down against rubber plug 2 from upper end, rubber plug 2 can be sent out
Raw deformation, joint-cutting 5 can open, and make parenteral solution that can enter centre bore 3 to central tube 4.
On the internal chamber wall of joint body 1 along the vertical direction be equipped with bar shaped the first fin 6, the first fin 6 be equipped with two and
On the center symmetric setting of joint body 1, the first fin 6 is located at joint-cutting 5 in approximately the same plane, and the first fin 6, which is less than, to be cut
Seam 5 is set, and rubber plug 2 is equipped with the first groove 7 being adapted to the first fin 6；The upper end of rubber plug 2, which is squeezed, to be moved downward, movement
The first fin 6 is crossed to the first groove 7, at this point, the upper end of rubber plug 2 is subject to the extruding of the first fin 6, joint-cutting 5 opens.
On the internal chamber wall of joint body 1 along the vertical direction be equipped with bar shaped the second fin 8, the second fin 8 be equipped with two and
On 1 center symmetric setting of joint body, the second fin 8 is set with adjacent first fin 6 into 90 degree of angles, makes the second fin 8
The face of face joint-cutting 5 is set, and rubber plug 2 is equipped with 8 corresponding second groove 9 of the second fin, the length of second groove 9 etc.
In the bottom surface of the second fin 8 to the top surface distance of the first fin 6, the second fin 8 is set less than the first fin 6, which can protect
For card before the first groove 7 crosses the first fin 6, the second fin 8 will not generate extruding to rubber plug 2；First fin 6, the second fin 8
Upper surface be arc surface, the first fin 6, the lower face of the second fin 8 are right-angle surface.
1 lower end of joint body is the female Luer with inside spin interface, convenient for connecting other infusion apparatuses.
Joint body 1 is made of makrolon material, and the rubber plug 2 is made of silica gel material.
Disposable needleless medicine-feeding joint provided by the utility model, having prevents the secondary structure used, can protect use
The safety of medicine.In use, without the syringe of syringe needle, dispensing end is inserted into from 1 upper end of joint body, rubber plug 2 is pressed down against,
During being pressed down against, 5 end of joint-cutting (upper end) of rubber plug 2 contacts first with the first fin 6, due to the first fin 6 and joint-cutting 5
In in approximately the same plane, so when the first fin 6 squeezes 5 end of joint-cutting, joint-cutting 5 can be forced to open, liquid is made to be injected from joint-cutting 5
In centre bore 3, after completing liquid injection, at this point, squeezing rubber plug 2 still further below, rubber plug 2 can be contacted with the second fin 8, the first fin
6 when squeezing 5 end of joint-cutting, and joint-cutting 5 can be forced to close, form sealing, and when the top surface at 5 end of joint-cutting crosses the first fin 6, joint-cutting 5
The bottom surface of the top surface at end and the first fin 6 forms the cooperation that offsets, and limitation 5 end of joint-cutting moves up, and reaching prevents secondary use
Purpose.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, several improvement and modification, above-mentioned vacation can also be made
If these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (4)
1. a kind of disposable needleless medicine-feeding joint, including joint body, rubber plug is equipped in joint body, rubber plug and joint body
Sealing is realized in inner cavity, and rubber plug upper surface at joint body upper end opening with flushing, the centrally disposed centre bore of rubber plug, joint body
The central tube connected with centre bore is equipped with, centre bore perforation rubber plug lower end is set, and rubber plug upper end is equipped with what is connected with centre bore
Joint-cutting, it is characterised in that：The first fin of bar shaped is equipped on the internal chamber wall of the joint body along the vertical direction, the first fin is set
There are two and on joint body center symmetric setting, the first fin is located at joint-cutting in approximately the same plane, and the first fin is less than
Joint-cutting is set, and rubber plug is equipped with the first groove being adapted to the first fin；On the internal chamber wall of the joint body along the vertical direction
The second fin equipped with bar shaped, the second fin are equipped with two and on joint body center symmetric settings, the second fin with it is adjacent
First fin is set into 90 degree of angles, and rubber plug is equipped with the second groove corresponding with the second fin, the length of second groove
Equal to the second fin bottom surface to the first fin top surface distance, the second fin less than the first fin set；First fin, second
The upper surface of fin is arc surface, and the first fin, the lower face of the second fin are right-angle surface.
2. a kind of disposable needleless medicine-feeding joint according to claim 1, it is characterised in that：The joint body lower end is
Female Luer with inside spin interface.
3. a kind of disposable needleless medicine-feeding joint according to claim 1, it is characterised in that：The joint body is poly- carbon
Acid esters material is made.
4. a kind of disposable needleless medicine-feeding joint according to claim 1, it is characterised in that：The rubber plug is silica gel material
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436148.9U CN207412511U (en) | 2017-04-24 | 2017-04-24 | A kind of disposable needleless medicine-feeding joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436148.9U CN207412511U (en) | 2017-04-24 | 2017-04-24 | A kind of disposable needleless medicine-feeding joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207412511U true CN207412511U (en) | 2018-05-29 |
Family
ID=62398714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720436148.9U Active CN207412511U (en) | 2017-04-24 | 2017-04-24 | A kind of disposable needleless medicine-feeding joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207412511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109432589A (en) * | 2018-12-26 | 2019-03-08 | 台州市路桥瑞豪科技有限公司 | The manufacture craft of needleless medicine-feeding joint |
-
2017
- 2017-04-24 CN CN201720436148.9U patent/CN207412511U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109432589A (en) * | 2018-12-26 | 2019-03-08 | 台州市路桥瑞豪科技有限公司 | The manufacture craft of needleless medicine-feeding joint |
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