CN203989227U

CN203989227U - Safe liquid transmits connecting device

Info

Publication number: CN203989227U
Application number: CN201420276745.6U
Authority: CN
Inventors: 赖全裕
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-05-27
Filing date: 2014-05-27
Publication date: 2014-12-10
Anticipated expiration: 2024-05-27

Abstract

This utility model is that relevant a kind of safe liquid transmits connecting device, and it comprises a housing and a chock.Housing has a first end, one second end and an intervenient centre gangway; Centre gangway has a upper ring surface, once anchor ring and an intervenient working surface; Upper and lower anchor ring is communicated with respectively first, second end.Chock is located in centre gangway, is elastically deformable, and has a bottom surface and and do not run through joint-cutting; And can between a leak-stopping position and a drain position, convert.When being positioned at leak-stopping position, do not run through joint-cutting and be closely sealed shape, and bottom surface contacting lower anchor ring and seals centre gangway; When drain position, position, do not run through joint-cutting and be and strut shape, and bottom surface recesses lower anchor ring and open centre gangway, for liquid communication.Therefore this utility model has concurrently without needle body can reduce the risk of stabbing infection, and link and advantage quite has easily been synchronizeed in transfusion.

Description

Safe liquid transmits connecting device

Technical field

This utility model is that relevant a kind of safe liquid transmits connecting device, and espespecially a kind of having concurrently without needle body can be reduced the risk of stabbing infection, and the safe liquid quite easily of having synchronizeed with link and transfusion transmits connecting device.

Background technology

Consult Fig. 1, traditional medical liquid transporting apparatus can comprise:

One liquid feed device 81, establishes a feed flow link 91;

One infusion set 82, establishes a transfusion link 92, and it establishes a needle body 922, to insert this feed flow link 91 (as shown in Figure 2), and then the transmission of reaching liquid 93.

Conventional apparatus produces following problem:

[1] risk that needle body spinosity sentiment is dyed.Conventional apparatus mainly, with needle body insertion point Liquid dropping bottle (i.e. this liquid feed device 81), completes guiding fluid transfer.And needle body is in medical procedure, often stab and the risk that infects.

[2] change the probability that drop increase is wounded by stabbing.Conventional apparatus, when each replacing point Liquid dropping bottle, all must be done the action of needle body insertion point drop bottle, thereby increase the risk of being wounded by stabbing.

In view of this, must develop and can solve above-mentioned existing imperfect technology.

Utility model content

The risk of dying for solving the needle body spinosity sentiment of prior art existence, with the problem of changing the probability that drop increase is wounded by stabbing, this utility model provides a kind of safe liquid to transmit connecting device, it has concurrently without needle body can reduce the risk of stabbing infection, and links and advantage quite has easily been synchronizeed in transfusion.

This utility model solves the technical scheme that its technical problem adopts:

Safe liquid transmits a connecting device, and it comprises:

One housing, has a first end, one second end and an intervenient centre gangway, and this centre gangway has a upper ring surface, once anchor ring and an intervenient working surface; This upper ring surface is communicated with this first end, and this lower anchor ring is communicated with this second end;

One chock, is generally cone structure and elastically deformable, and is located in this centre gangway, and this chock has an end face, a bottom surface, a taper outer surface and and do not run through joint-cutting; This taper outer surface is between this end face and this bottom surface; Again, this chock has a leak-stopping position and a drain position;

Whereby, when being positioned at this leak-stopping position, this does not run through joint-cutting is closely sealed shape, and this bottom surface contacts this lower anchor ring; And seal this centre gangway; When being positioned at this drain position, this does not run through joint-cutting for strutting shape, and this lower anchor ring is recessed in this bottom surface; And open this centre gangway, circulate for liquid.

The beneficial effects of the utility model are, it has concurrently without needle body can reduce the risk of stabbing infection, and link and advantage quite has easily been synchronizeed in transfusion.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, this utility model is further illustrated.

Fig. 1 is the schematic diagram before conventional apparatus links.

Fig. 2 is the schematic diagram after conventional apparatus links.

Fig. 3 is the schematic diagram of decomposition of the present utility model.

Fig. 4 A and Fig. 4 B be respectively before the link of the first embodiment of the present utility model with link after schematic diagram.

Fig. 5 A, Fig. 5 B and Fig. 5 C are respectively the partial sectional view of Fig. 4 A and Fig. 4 B.

Fig. 6 A and Fig. 6 B are respectively the enlarged diagram of the chock of Fig. 5 A and Fig. 5 B.

Fig. 7 A and Fig. 7 B be respectively before the link of the second embodiment of the present utility model with link after schematic diagram.

Fig. 8 A and Fig. 8 B are respectively the partial sectional view of Fig. 7 A and Fig. 7 B.

Fig. 9 is the schematic diagram of other application examples of the present utility model.

Number in the figure explanation:

10 housing 11 first ends

111 first connecting portion 12 second ends

121 second connecting portion 13 centre gangwaies

131 import flaring tapering 132 derives convergent tapering

Anchor ring under 13A upper ring surface 13B

13C working surface 20 chocks

21 end face 22 bottom surfaces

23 taper outer surfaces 24 do not run through joint-cutting

81 liquid feed device 82 infusion sets

91 feed flow link 92 transfusion links

921 drain breach 922 needle bodies

The 93 liquid H joint-cutting degree of depth

P2 drain position, P1 leak-stopping position

HA holds height H B chock height

HC chock displacement gap

The specific embodiment

Consult Fig. 3, Fig. 4 A and Fig. 5 C, this utility model is that a kind of safe liquid transmits connecting device, and it comprises:

One housing 10, has a first end 11, one second end 12 and an intervenient centre gangway 13, and this centre gangway 13 has a upper ring surface 13A, once anchor ring 13B and an intervenient working surface 13C; This upper ring surface 13A is communicated with this first end 11, and this lower anchor ring 13B is communicated with this second end 12;

One chock 20, is generally cone structure and elastically deformable, and is located in this centre gangway 13, and this chock 20 has an end face 21, a bottom surface 22, a taper outer surface 23 and and do not run through joint-cutting 24; This taper outer surface 23 is between this end face 21 and this bottom surface 22; Again, this chock 20 has a leak-stopping position P1 (consulting Fig. 4 A, Fig. 5 A, Fig. 6 A, Fig. 7 A and Fig. 8 A) and a drain position P2 (consulting Fig. 4 B, Fig. 5 B, Fig. 6 B, Fig. 7 B and Fig. 8 B);

Whereby, when being positioned at this leak-stopping position P1, this does not run through joint-cutting 24 for closely sealed shape, and this bottom surface 22 these lower anchor ring 13B of contact; And seal this centre gangway 13; When being positioned at this drain position P2, this does not run through joint-cutting 24 for strutting shape, and this lower anchor ring 13B is recessed in this bottom surface 22; And open this centre gangway 13,93 circulate for liquid.

About the first embodiment of the present utility model:

This first end 11 is established one first connecting portion 111, to link a feed flow link 91;

This feed flow link 91 can be the vessel port of medical fluid storage capsule (that is some dropping liquid).

This second end 12 is established one second connecting portion 121, to link a transfusion link 92.

This transfusion link 92 has at least one drain breach 921, to improve the smoothness of liquid flow.

This transfusion link 92 can be the connecting portion of injection device (for example scalp acupuncture or relevant entry needle).

This centre gangway 13 has again and is generally importing flaring tapering 131 and and derive convergent tapering 132 of being connected; This imports flaring tapering 131 and is communicated with this first connecting portion 111, and this is derived convergent tapering 132 and is communicated with this second connecting portion 121;

This upper ring surface 13A, this lower anchor ring 13B and this working surface 13C are positioned on this derivation convergent tapering 132; This upper ring surface 13A is communicated with this importing flaring tapering 131, and this lower anchor ring 13B is communicated with this second connecting portion 121;

This does not run through the direction of joint-cutting 24 from this end face 21 towards this bottom surface 22, incision one joint-cutting depth H (consulting Fig. 6 A and Fig. 6 B), and extend radially outward to this taper outer surface 23;

On this, have the height H of holding A (as shown in Fig. 4 A and Fig. 7 A) between this lower anchor ring 13A and 13B, this chock 20 has a chock height H B, and it is less than this and holds height H A;

Between this derivation convergent tapering 132 and this chock 20, have a chock displacement gap HC, it is between this end face 21 and this upper ring surface 13A.

The summation of this chock height H B and this chock displacement gap HC, is less than or equal to this and holds height H A.

Consulting Fig. 7 A, Fig. 7 B, Fig. 8 A and Fig. 8 B, is the second embodiment of the present utility model, and the difference place of itself and the first embodiment, is only that this chock displacement gap HC is between this taper outer surface 23 and this working surface 13C, and the function and benefit of reaching is constant.

As described below about occupation mode of the present utility model (first and second embodiment occupation mode is identical):

Consult Fig. 4 A and Fig. 7 A, when this first connecting portion 111 does not link this feed flow link 91, and when this second connecting portion 121 does not link this transfusion link 92, this chock 20 is positioned at this leak-stopping position P1, this does not run through joint-cutting 24 and is generally closely sealed shape (consulting Fig. 5 A and Fig. 6 A), this bottom surface 22 these lower anchor ring 13B of contact; And seal this centre gangway 13.

Consult Fig. 4 B and Fig. 7 B, and when this first, this second connecting portion 111 and 121 is while linking respectively this feed flow link 91 with this transfusion link 92, this this bottom surface 22 of link 92 pushing and withstanding of infusing, make this chock 20 along this chock displacement gap HC, from this leak-stopping position P1, move to this drain position P2, this does not run through joint-cutting 24 and is softened shape, and this lower anchor ring 13B is recessed in this bottom surface 22; And for liquid 93 from this feed flow link 91, through this importing flaring tapering 131, softened this do not run through joint-cutting 24, this derivation convergent tapering 132, this second connecting portion 121, this drain breach 921, and through these transfusion link 92 outputs.

Consult Fig. 9, this utility model also can be applicable on branched pipe, and as long as this utility model is loaded onto to the action that branched pipe end can carry out " needleless fluid injection " or " needleless drawing liquid ", has two kinds of use patterns.In other words, when of the present utility model first, this second end 11 and 12 connect and exchange, the direction of one-way flow changes thereupon, can between needleless fluid injection and needleless drawing liquid two use patterns, convert, and improves the range of application of medical feed flow.

Advantage of the present utility model and effect are as described below:

[1] without needle body, can reduce the risk of stabbing infection.This utility model is established chock in housing, and chock can convert between leak-stopping position and drain position, to replace the design of traditional infusion bottle contact pin guiding liquid.Can be by the Risk Reduction of being stabbed by needle body in medical procedure and infecting.Therefore, without needle body, can reduce the risk of stabbing infection.

[2] link and transfusion synchronously complete quite convenient.This utility model is as long as link feed flow link and transfusion link, and chock, automatically from leak-stopping evolution to drain position, starts to carry out medical transfusion.Therefore it is quite convenient that link and transfusion synchronously complete.

The above, it is only preferred embodiment of the present utility model, not this utility model is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.

Claims

1. safe liquid transmits a connecting device, it is characterized in that, comprising:

2. safe liquid according to claim 1 transmits connecting device, it is characterized in that, and the described direction of joint-cutting from this end face towards this bottom surface that do not run through, the incision one joint-cutting degree of depth, and extend radially outward to this taper outer surface.

3. safe liquid according to claim 1 transmits connecting device, it is characterized in that, described first end is established one first connecting portion, to link a feed flow link.

4. safe liquid according to claim 3 transmits connecting device, it is characterized in that, described the second end is established one second connecting portion, to link a transfusion link;

This transfusion link has at least one drain breach, to improve the smoothness of liquid flow.

5. safe liquid according to claim 4 transmits connecting device, it is characterized in that, described centre gangway has again and is generally importing flaring tapering and and derive convergent tapering of being connected; This importing flaring tapering is communicated with this first connecting portion, and this derivation convergent tapering is communicated with this second connecting portion;

This upper ring surface, this lower anchor ring and this working surface are positioned on this derivation convergent tapering, and this upper ring surface is communicated with this importing flaring tapering, and this lower anchor ring is communicated with this second connecting portion.

6. safe liquid according to claim 5 transmits connecting device, it is characterized in that, has and hold height between described upper and lower anchor ring;

This chock has a chock height, and it is less than this and holds height;

Between this Yu Gai stockaded village, derivation convergent tapering piece, have a chock displacement gap, it is between this end face and this upper ring surface;

The summation in this chock height and this chock displacement gap, is less than or equal to this and holds height.

7. safe liquid according to claim 5 transmits connecting device, it is characterized in that, has and hold height between described upper and lower anchor ring;

This chock has a chock height, and it is less than this and holds height;

Between this derivation convergent tapering and this chock, have a chock displacement gap, it is between this taper outer surface and this working surface.