CN204815196U - Mobile membrane dual positioning of H type ends liquid transfusion system - Google Patents
Mobile membrane dual positioning of H type ends liquid transfusion system Download PDFInfo
- Publication number
- CN204815196U CN204815196U CN201520601835.2U CN201520601835U CN204815196U CN 204815196 U CN204815196 U CN 204815196U CN 201520601835 U CN201520601835 U CN 201520601835U CN 204815196 U CN204815196 U CN 204815196U
- Authority
- CN
- China
- Prior art keywords
- dropping funnel
- buoy
- type
- valve body
- transfusion
- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 38
- 230000009977 dual effect Effects 0.000 title claims abstract description 11
- 239000012528 membrane Substances 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000013011 mating Effects 0.000 claims 1
- 238000001802 infusion Methods 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a mobile membrane dual positioning of H type ends liquid transfusion system, save ware, luer connector and transfusion needle including transfer line, puncture ware, dropping funnel, stream speed adjusting, being equipped with the blast pipe on the transfer line, the dropping funnel comprises last dropping funnel and dropping funnel two parts down, goes up the dropping funnel joint on dropping funnel down, and the inside of lower dropping funnel is equipped with a buoy, and the upper portion of buoy be a direction axostylus axostyle, and the upper portion port department of lower dropping funnel is equipped with a backstop and leads and cover, and backstop leads the middle part of covering and has the matching direction axostylus axostyle male guiding hole, the bottom of buoy is equipped with inside incurvate protruding type mounting groove, and the inslot lateral wall of protruding type mounting groove is established to open has the air discharge duct structure, is equipped with the H type direction valve body of center location in the air discharge duct structure. The utility model discloses guarantee the buoy structure of adoption and can accomplish the vertical location at both ends from top to bottom, guaranteed infusion stability, thoroughly stopped the problem of the unbalance off normal of buoy.
Description
Technical field
This utility model relates to transfusion device production technology, particularly relates to a kind of H type flowing film Dual positioning and stops liquid transfusion device.
Background technology
The transfusion device of current market is varied, people are when using transfusion device transfusion, especially when the medicinal liquid in infusion bottle will defeatedly be use up, transfusion needle is just needed to extract from human body, " blood back " phenomenon will be caused if do not extract, have very large harm to patient body like this, even if transfusion device is on the market varied, existing only liquid transfusion device is all generally adopt buoy to carry out automatic liquid-stopping as a valve body.
But existing buoy is subject to the unbalance off normal that the extraneous factors such as the swing of transfusion outpatient hand cause buoy and lower contact opening in dropping funnel content; this just causes the only liquid of automatic liquid-stopping structure to lose efficacy; but also buoy usually can be caused to block dropping funnel; medicinal liquid cannot fall; and the situation such as aerofluxus is not smooth, thus impact transfusion.
In addition, present market has occurred that buoy structure is provided with guide frame to prevent the unbalance off normal of buoy, but guide frame is all arranged at the upper end of buoy, but long-term clinical trial proves, is only to arrange the problem that guide frame cannot accomplish thoroughly to stop the unbalance off normal of buoy in buoy upper end.
Utility model content
This utility model, in order to solve the above-mentioned deficiency of prior art, proposes a kind of H type flowing film Dual positioning and stops liquid transfusion device.
In order to solve the problems of the technologies described above, this utility model is by the following technical solutions: a kind of H type flowing film Dual positioning stops liquid transfusion device, comprise tube for transfusion, perforator, dropping funnel, flow regulator, female Luer and transfusion needle, tube for transfusion is provided with exhaustor, described dropping funnel is made up of upper dropping funnel and lower dropping funnel two parts, described upper dropping funnel is connected on lower dropping funnel, the inside of described lower dropping funnel is provided with a buoy, the top of this buoy is a guiding axostylus axostyle, the sidewall of described guiding axostylus axostyle is provided with many aerofluxus intake chambers, and the lower sides of this buoy is provided with lower flume; The upper port place of this lower dropping funnel is provided with a backstop guide cover, and the middle part of described backstop guide cover has the pilot hole of the described guiding axostylus axostyle insertion of coupling, and described pilot hole is provided with lower flume; The bottom of described buoy is provided with the convex mounting groove inwardly concaved, the groove medial wall of described convex mounting groove is established and is had vent groove configuration, H type guiding valve body is provided with in vent groove configuration, the torus of described H type guiding valve body to be cross section be H type, and liquid diaphragm till the upper surface of H type guiding valve body, and the inner bottom of described lower dropping funnel is provided with lower water interface upwardly, described lower water interface can mate and is directed in H type guiding valve body, and then makes only liquid diaphragm contact form sealing to accomplish centralized positioning automatic liquid-stopping to the outlet of described lower water interface.
Preferably, described H type guiding valve body adopts flexible elastic material to make.
Preferably, described buoy is also provided with the exhaust hole being communicated in described convex mounting groove.
Compared with prior art, this utility model has the following advantages:
This utility model is novel in design, the guiding axostylus axostyle that buoy is arranged and the cooperation of backstop guide cover can ensure, buoy is elevated on the axial location of dropping funnel center, buoy is prevented to block dropping funnel, medicinal liquid cannot fall, and aerofluxus is not smooth etc., and situation occurs, and the lower water interface of the projection of bottom and H type stop liquid diaphragm valve body defines guiding below buoy, especially at the end of dropping liquid soon, dropping funnel liquid level declines, buoy falls, this at present water interface just because extend into the film contact of diaphragm valve body, have employed and accurately repeatedly lead, the problem of the unbalance off normal of buoy is fundamentally prevented to occur, the hydraulic pressure only flowed into above liquid diaphragm and diaphragm define the deformable only liquid valve that flows, buoy is subject to the unbalance off normal that the extraneous factors such as the swing of transfusion outpatient hand cause buoy and lower contact opening in dropping funnel content, H type stop liquid thin will top hydraulic pressure when automatically adjust sealing according to the balanced surface of lower contact opening, play multiple only liquid effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the assembling schematic diagram of dropping funnel of the present utility model and buoy;
Fig. 3 is the top view of buoy of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, utility model is described in detail.
As shown in Figures 1 to 3, the H type flowing film Dual positioning that the utility model proposes stops liquid transfusion device, comprise tube for transfusion 1, perforator 2, dropping funnel 3, flow regulator 4, female Luer 5 and transfusion needle 6, tube for transfusion is provided with exhaustor 7, dropping funnel 3 is made up of upper dropping funnel 8 and lower dropping funnel 9 two parts, upper dropping funnel 8 is connected on lower dropping funnel 9, the inside of lower dropping funnel 9 is provided with a buoy 10, the top of this buoy is a guiding axostylus axostyle 11, the sidewall of guiding axostylus axostyle 11 is provided with many aerofluxus intake chambers 12, and the lower sides of this buoy 10 is provided with lower flume 13.The upper port place of this lower dropping funnel is provided with a backstop guide cover 14, and the middle part of described backstop guide cover 14 has the pilot hole 15 of described guiding axostylus axostyle 11 insertion of coupling, and pilot hole 15 is provided with lower flume 16.
The bottom of buoy 10 is provided with the convex mounting groove 17 inwardly concaved, the groove medial wall of convex mounting groove 17 is established and is had vent groove configuration 18, H type guiding valve body 19 is provided with in vent groove configuration 18, H type guiding valve body 19 for cross section be the torus of H type, and liquid diaphragm 20 till the upper surface of H type guiding valve body 19, and the inner bottom of lower dropping funnel 9 is provided with lower water interface 21 upwardly, lower water interface 21 can mate and is directed in H type guiding valve body 19, and then makes only liquid diaphragm contact form sealing and accomplish centralized positioning automatic liquid-stopping to the outlet of described lower water interface.H type guiding valve body adopts flexible elastic material to make, and buoy 10 is also provided with the exhaust hole 22 being communicated in described convex mounting groove 17.
The groove width of lower flume 13 is 0.3mm-0.7mm.The bubble external diameter that the notch of 0.3mm-0.7mm produces than general medicinal liquid is little, be exactly like this bubble produce also can stop by notch or crush broken, prevent bubble to enter tube for transfusion, ensure infusion safety.
During concrete transfusion, medicinal liquid enters in dropping funnel, when medicinal liquid enters and falls, is added dropwise in the collecting tank of the middle indentation type of backstop guide cover, through aerofluxus intake chamber 12 and lower flume 16, is exhausted feed liquor, finally reaches the bottom of lower dropping funnel.
Along with the rising of liquid level, buoy rises because of the effect of buoyancy, due to the cooperation of lead axostylus axostyle 11 and backstop guide cover, ensure that buoy can only move up along the axis of guiding axostylus axostyle 11, time mobile, only liquid diaphragm departs from the mouth of pipe of water outlet mouthpiece, and transfusion is carried out.
And at the end of transfusion is fast, along with the liquid level in dropping funnel declines, buoy also slowly declines, due to the cooperation of lead axostylus axostyle 11 and backstop guide cover, ensure that whole buoy down declines an axial centre, now the water outlet mouthpiece of bottom is upwards inserted in H type guiding valve body groove, material is thus formed secondary guiding, all being limited in axially up and down of the buoy accomplished, thoroughly prevent the problem of the unbalance off normal of buoy, the drainage hole stopped above liquid film fills only liquid thin film superjacent air space automatically simultaneously, stop the pressure initiation of liquid diaphragm and the upper water object of mobility, understand the automatic flat shape according to lower contact and change, all the time with the sealing of lower termination contact water output duct.Dual centre pilot, the only liquid diaphragm of H type guiding valve body, according to hydraulic flow dynamic deformation function, effectively ensures transfusion automatic liquid-stopping effect.
Above-described embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, this utility model patent and protection domain should be as the criterion with appended claims.
Claims (3)
1. a H type flowing film Dual positioning stops liquid transfusion device, comprise tube for transfusion (1), perforator (2), dropping funnel (3), flow regulator (4), female Luer (5), with transfusion needle (6), tube for transfusion is provided with exhaustor (7), it is characterized in that: described dropping funnel (3) is made up of upper dropping funnel (8) and lower dropping funnel (9) two parts, described upper dropping funnel (8) is connected on lower dropping funnel (9), the inside of described lower dropping funnel (9) is provided with a buoy (10), the top of this buoy is a guiding axostylus axostyle (11), the sidewall of described guiding axostylus axostyle (11) is provided with many aerofluxus intake chambers (12), the lower sides of this buoy (10) is provided with lower flume (13), the upper port place of this lower dropping funnel is provided with a backstop guide cover (14), and the middle part of described backstop guide cover (14) has the pilot hole (15) mating described guiding axostylus axostyle (11) and insert, and described pilot hole (15) is provided with lower flume (16), the bottom of described buoy (10) is provided with the convex mounting groove (17) inwardly concaved, the groove medial wall of described convex mounting groove (17) is established and is had vent groove configuration (18), H type guiding valve body (19) is provided with in vent groove configuration (18), described H type guiding valve body (19) for cross section be the torus of H type, and liquid diaphragm (20) till the upper surface of H type guiding valve body (19), and the inner bottom of described lower dropping funnel (9) is provided with lower water interface (21) upwardly, described lower water interface (21) can be mated and is directed in H type guiding valve body (19), and then make only liquid diaphragm contact formation sealing accomplish centralized positioning automatic liquid-stopping to the outlet of described lower water interface.
2. H type flowing film Dual positioning according to claim 1 stops liquid transfusion device, it is characterized in that: described H type guiding valve body (19) adopts flexible elastic material to make.
3. H type flowing film Dual positioning according to claim 1 stops liquid transfusion device, it is characterized in that: described buoy (10) is also provided with the exhaust hole (22) being communicated in described convex mounting groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520601835.2U CN204815196U (en) | 2015-08-12 | 2015-08-12 | Mobile membrane dual positioning of H type ends liquid transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520601835.2U CN204815196U (en) | 2015-08-12 | 2015-08-12 | Mobile membrane dual positioning of H type ends liquid transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204815196U true CN204815196U (en) | 2015-12-02 |
Family
ID=54672844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520601835.2U Expired - Fee Related CN204815196U (en) | 2015-08-12 | 2015-08-12 | Mobile membrane dual positioning of H type ends liquid transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204815196U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126191A (en) * | 2015-08-19 | 2015-12-09 | 四川普瑞斯生物科技有限公司 | Automatic exhausting, liquid-stopping and blood return-preventing drip chamber |
| CN105664306A (en) * | 2016-01-06 | 2016-06-15 | 周常 | Infusion set with liquid stop function |
-
2015
- 2015-08-12 CN CN201520601835.2U patent/CN204815196U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126191A (en) * | 2015-08-19 | 2015-12-09 | 四川普瑞斯生物科技有限公司 | Automatic exhausting, liquid-stopping and blood return-preventing drip chamber |
| CN105664306A (en) * | 2016-01-06 | 2016-06-15 | 周常 | Infusion set with liquid stop function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |