CN206613003U - Remaining needle positive pressure connector - Google Patents
Remaining needle positive pressure connector Download PDFInfo
- Publication number
- CN206613003U CN206613003U CN201621371665.4U CN201621371665U CN206613003U CN 206613003 U CN206613003 U CN 206613003U CN 201621371665 U CN201621371665 U CN 201621371665U CN 206613003 U CN206613003 U CN 206613003U
- Authority
- CN
- China
- Prior art keywords
- positive pressure
- pressure connector
- remaining needle
- piston boit
- sealing ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides a kind of remaining needle positive pressure connector, and it includes：Pressurized enclosure, piston boit, inner bag, spring and sealing ring；The pressurized enclosure has inner space, the piston boit houses the one end for being installed on the pressurized enclosure, one end of the inner bag houses the other end for being installed on the pressurized enclosure, the spring is located in the inner space of the pressurized enclosure, and the two ends of the spring lean with the piston boit and inner bag respectively, the sealing ring is located between the piston boit and pressurized enclosure, and is set respectively close to the two ends of the piston boit, and the quantity of the sealing ring of either end is 1 or 2.The utility model is sealed using Double seal ring, with good sealing, even if aging occurs for a sealing ring, can still be ensured the sealing inside joint, be extended the service life of joint.In addition, the utility model can be designed as various forms of joints as needed, with wider application.
Description
Technical field
The utility model is related to remaining needle technical field, more particularly to a kind of remaining needle positive pressure connector.
Background technology
Venous detaining needle is a kind of conventional transfusion article.It is called venous catheter needle, and it generally includes infusion niidl, outer
Sleeve pipe, joint etc..Above-mentioned outer tube is wrapped on the infusion niidl, during transfusion, and outer tube and infusion niidl are pierced into together
In the blood vessel of patient.After stable, infusion niidl is extracted out, only outer tube is stayed in patient vessel and infused.However, existing
Venous detaining needle sealing ring is only set at one end, such sealing effectiveness is limited.And such as aging occurs for sealing ring, then stays destruction
The sealing of pin is put, causes scrapping for remaining needle.
Therefore, in view of the above-mentioned problems, being necessary to propose further solution.
Utility model content
The purpose of this utility model is to provide a kind of remaining needle positive pressure connector, to overcome present in prior art not
Foot.
To realize above-mentioned utility model purpose, the utility model provides a kind of remaining needle positive pressure connector, and it includes：Outside malleation
Shell, piston boit, inner bag, spring and sealing ring；
The pressurized enclosure has inner space, and the piston boit houses the one end for being installed on the pressurized enclosure, described
One end of inner bag houses the other end for being installed on the pressurized enclosure, and the spring is located at the inner space of the pressurized enclosure
In, and the two ends of the spring lean with the piston boit and inner bag respectively, and the sealing ring is located at the piston boit and just
Between pressure shell, and set respectively close to the two ends of the piston boit, the quantity of the sealing ring of either end is 1 or 2.
As the improvement of remaining needle positive pressure connector of the present utility model, the piston boit has host cavity, the spring
One end is contained in the host cavity, and is leant with the piston boit.
As the improvement of remaining needle positive pressure connector of the present utility model, the inner bag is contained in one end of the pressurized enclosure
With column cap, one end of the spring is set on the column cap, and is leant with the end face of the inner bag.
As the improvement of remaining needle positive pressure connector of the present utility model, the sealing ring close to described piston boit one end is 1,
It it is 2 close to the sealing ring of the piston boit other end.
As the improvement of remaining needle positive pressure connector of the present utility model, the sealing ring close to described piston boit one end is 2,
It it is 1 close to the sealing ring of the piston boit other end.
As the improvement of remaining needle positive pressure connector of the present utility model, the sealing ring close to described piston boit one end is 2,
It it is 2 close to the sealing ring of the piston boit other end.
As the improvement of remaining needle positive pressure connector of the present utility model, the remaining needle positive pressure connector is Y type positive pressure connectors.
As the improvement of remaining needle positive pressure connector of the present utility model, the remaining needle positive pressure connector is Y types malleation ultrasound
Joint.
As the improvement of remaining needle positive pressure connector of the present utility model, the remaining needle positive pressure connector is that straight type is just crimped
Head.
As the improvement of remaining needle positive pressure connector of the present utility model, the remaining needle positive pressure connector is straight type malleation ultrasound
Joint.
Compared with prior art, the beneficial effects of the utility model are：The utility model remaining needle positive pressure connector is using double
Sealing ring is sealed, and with good sealing, even if aging occurs for a sealing ring, can still ensure the sealing inside joint
Property, extend the service life of joint.In addition, remaining needle positive pressure connector of the present utility model can be designed as not similar shape as needed
The joint of formula, with wider application.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments described in the utility model, for those of ordinary skill in the art, is not paying creative work
On the premise of, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the floor map of the embodiment of remaining needle positive pressure connector one of the present utility model, wherein, it is described to stay
Pin positive pressure connector is put for Y type positive pressure connectors；
Fig. 2 is the floor map of the embodiment of remaining needle positive pressure connector one of the present utility model, wherein, it is described to stay
It is the ultrasonic joint of Y types malleation to put pin positive pressure connector；
Fig. 3 is the floor map of the embodiment of remaining needle positive pressure connector one of the present utility model, wherein, it is described to stay
Pin positive pressure connector is put for straight type positive pressure connector；
Fig. 4 is the floor map of the embodiment of remaining needle positive pressure connector one of the present utility model, wherein, it is described to stay
It is the ultrasonic joint of straight type malleation to put pin positive pressure connector；
Fig. 5 is the floor map of the embodiment of remaining needle positive pressure connector one of the present utility model, wherein, it is described to stay
It is the ultrasonic type joint of straight type spiral to put pin positive pressure connector；
Fig. 6 is the floor map of the embodiment of remaining needle positive pressure connector one of the present utility model, wherein, it is described to stay
It is the ultrasonic type joint of Y types spiral to put pin positive pressure connector.
Embodiment
The utility model is described in detail shown each embodiment below in conjunction with the accompanying drawings, but it should explanation,
These embodiments are not limitation of the utility model, and those of ordinary skill in the art are according to these embodiment institute works
Energy, method or equivalent transformation or replacement in structure, are belonged within protection domain of the present utility model.
As shown in Fig. 1 ~ 6, remaining needle positive pressure connector of the present utility model includes：Pressurized enclosure 1, piston boit 2, inner bag 3, bullet
Spring 4 and sealing ring 5.
Wherein, the pressurized enclosure 1 has inner space, and it forms the agent structure of the positive pressure connector.The piston
Post 2 houses the one end for being installed on the pressurized enclosure 1, and one end of the inner bag 3, which is housed, is installed on the another of the pressurized enclosure 1
End, the other end of the inner bag 3 is protruded out from the pressurized enclosure 1.
The spring 4 be located at the pressurized enclosure 1 inner space in, and the spring 4 two ends respectively with the work
Stick harness 2 and inner bag 3 lean.In order to realize the installation of the spring 4, the piston boit 2 has host cavity, the spring 4
One end is contained in the host cavity, and is leant with the piston boit 2.Meanwhile, the inner bag 3 is contained in the pressurized enclosure
1 one end has column cap, and one end of the spring 4 is set on the column cap, and is leant with the end face of the inner bag 3.
In addition, the piston boit 2 also has anti-skidding muscle, be so conducive to medical personnel when in use, prevent corresponding transfusion
Skid on the head of device.
The sealing ring 5 is used to seal the gap between the pressurized enclosure 1 and piston boit 2.Specifically, it is described
Sealing ring 5 is located between the piston boit 2 and pressurized enclosure 1, and is set respectively close to the two ends of the piston boit 2, either end
Sealing ring 5 quantity be 1 or 2.
As a kind of embodiment, the sealing ring 5 close to described one end of piston boit 2 is 1, another close to the piston boit 2
The sealing ring 5 of one end is 2.Alternately, the sealing ring 5 close to described one end of piston boit 2 is 2, close to the piston boit 2
The sealing ring 5 of the other end is 1.Alternately, the sealing ring 5 close to described one end of piston boit 2 is 2, close to the piston
The sealing ring 5 of the other end of post 2 is 2.
In addition, remaining needle positive pressure connector of the present utility model can be designed as various forms of joints as needed, so that, tool
There is wider application.Specifically, the remaining needle positive pressure connector can be Y type positive pressure connectors.Alternately, the indwelling
Pin positive pressure connector is the ultrasonic joint of Y types malleation.Alternately, the remaining needle positive pressure connector is straight type positive pressure connector.It is alternative
Ground, the remaining needle positive pressure connector is the ultrasonic joint of straight type malleation.Alternately, the remaining needle positive pressure connector is straight type spiral
Ultrasonic type joint.Alternately, the remaining needle positive pressure connector is the ultrasonic type joint of Y types spiral.Now, any form connects
In head, the set-up mode that the quantity of the sealing ring 5 can be as described above is configured.
One end of the pressurized enclosure 1, which has, is also equipped with centreless resistance cap at inlet, the inlet（It is not shown）,
The effect of centreless resistance cap is that it can prevent bacterium from entering at inlet, plays a part of hindering bacterium.The pressurized enclosure 1
End with inlet, which is provided with, installs the external screw thread that the centreless hinders cap.Centreless hinders the placement of cap, institute for convenience
The side wall for stating pressurized enclosure 1 is provided with the fixed part that cap is hindered for fixing centreless（It is not shown）.So as to, when needing transfusion,
Centreless resistance cap can be removed from the inlet, centreless resistance cap is then fixed on fixed part, prevents fixed part from exposing
In air.
In summary, the utility model remaining needle positive pressure connector can effectively prevent the blood back problem produced during transfusion,
The deformation of radial direction will not occur for the spring in remaining needle positive pressure connector of the present utility model simultaneously, extend the use longevity of spring
Life；The fixed part for placing resistance cap is set on the lateral wall of housing, resistance cap is effectively prevent and is contaminated；This practicality simultaneously is new
The remaining needle positive pressure connector of type also has the advantages that anti-skidding.
Further, the utility model remaining needle positive pressure connector is sealed using Double seal ring, with good sealing
Property, even if aging occurs for a sealing ring, it can still ensure the sealing inside joint, extend the service life of joint.In addition,
Remaining needle positive pressure connector of the present utility model can be designed as various forms of joints as needed, with wider application.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (10)
1. a kind of remaining needle positive pressure connector, it is characterised in that the remaining needle positive pressure connector includes：It is pressurized enclosure, piston boit, interior
Courage, spring and sealing ring；
The pressurized enclosure has inner space, and the piston boit houses the one end for being installed on the pressurized enclosure, the inner bag
One end house and be installed on the other end of the pressurized enclosure, the spring is located in the inner space of the pressurized enclosure, and
The two ends of the spring lean with the piston boit and inner bag respectively, and the sealing ring is located at the piston boit and pressurized enclosure
Between, and set respectively close to the two ends of the piston boit, the quantity of the sealing ring of either end is 1 or 2.
2. remaining needle positive pressure connector according to claim 1, it is characterised in that the piston boit has host cavity, described
One end of spring is contained in the host cavity, and is leant with the piston boit.
3. remaining needle positive pressure connector according to claim 1, it is characterised in that the inner bag is contained in the pressurized enclosure
One end there is column cap, one end of the spring is set on the column cap, and is leant with the end face of the inner bag.
4. remaining needle positive pressure connector according to claim 1, it is characterised in that the sealing ring close to described piston boit one end
It it is 2 close to the sealing ring of the piston boit other end for 1.
5. remaining needle positive pressure connector according to claim 1, it is characterised in that the sealing ring close to described piston boit one end
It it is 1 close to the sealing ring of the piston boit other end for 2.
6. remaining needle positive pressure connector according to claim 1, it is characterised in that the sealing ring close to described piston boit one end
It it is 2 close to the sealing ring of the piston boit other end for 2.
7. remaining needle positive pressure connector according to claim 1, it is characterised in that the remaining needle positive pressure connector be Y types just
Crimp head.
8. remaining needle positive pressure connector according to claim 1, it is characterised in that the remaining needle positive pressure connector be Y types just
The ultrasonic joint of pressure.
9. remaining needle positive pressure connector according to claim 1, it is characterised in that the remaining needle positive pressure connector be straight type just
Crimp head.
10. remaining needle positive pressure connector according to claim 1, it is characterised in that the remaining needle positive pressure connector is straight type
Malleation ultrasound joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621371665.4U CN206613003U (en) | 2016-12-14 | 2016-12-14 | Remaining needle positive pressure connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621371665.4U CN206613003U (en) | 2016-12-14 | 2016-12-14 | Remaining needle positive pressure connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206613003U true CN206613003U (en) | 2017-11-07 |
Family
ID=60229525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621371665.4U Active CN206613003U (en) | 2016-12-14 | 2016-12-14 | Remaining needle positive pressure connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206613003U (en) |
-
2016
- 2016-12-14 CN CN201621371665.4U patent/CN206613003U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201061639Y (en) | Non-needle enclosed transfusion joint | |
| CN206613003U (en) | Remaining needle positive pressure connector | |
| CN203263917U (en) | Medical transfusion connector connected with external indwelling catheter | |
| CN107989575A (en) | Rotary check valve | |
| CN104621718A (en) | Inhaler and atomization assembly thereof | |
| CN205698723U (en) | A kind of remaining needle | |
| CN201061638Y (en) | Non-needle enclosed transfusion joint | |
| CN204364655U (en) | A kind of positive pressure connector | |
| CN206214518U (en) | A kind of continuous positive pressure joint | |
| CN206414506U (en) | Medical balloon fills device | |
| CN104307083A (en) | Dosing type tracheal catheter capable of measuring temperature | |
| CN208916808U (en) | A kind of land fluid assembly and disassembly vehicle oil filling riser | |
| CN204466904U (en) | Inhalator and atomizing component thereof | |
| CN211214818U (en) | Disposable novel humidifying nose oxygen pipe | |
| CN208838883U (en) | Calparine cap | |
| CN207486207U (en) | A kind of water pipe water economizer with water-saving function | |
| CN102038987A (en) | Safe self-destruction syringe with puncture-proof protecting sleeve | |
| CN207412500U (en) | A kind of Gastroenterology dept.'s instrument for defecation | |
| CN208552701U (en) | A kind of Medical dual-cavity PICC guide-tube structure | |
| CN208990026U (en) | A kind of disposable delivery tube | |
| CN204972492U (en) | Needleless adds medicine valve | |
| CN209019614U (en) | Remaining needle with resistance bacterium function | |
| CN109925567A (en) | Liquid-feeding pump system | |
| CN205977663U (en) | Quick -operation joint takes protector's water pump | |
| CN209019618U (en) | Self-sealing needleless joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |