CN203730821U - Cylindrical valve mechanism controlling liquid segment and medical equipment containing same - Google Patents
Cylindrical valve mechanism controlling liquid segment and medical equipment containing same Download PDFInfo
- Publication number
- CN203730821U CN203730821U CN201320881854.6U CN201320881854U CN203730821U CN 203730821 U CN203730821 U CN 203730821U CN 201320881854 U CN201320881854 U CN 201320881854U CN 203730821 U CN203730821 U CN 203730821U
- Authority
- CN
- China
- Prior art keywords
- valve
- flexible pipe
- valve mechanism
- briquetting
- set casing
- 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 - Lifetime
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 239000007788 liquid Substances 0.000 title claims abstract description 31
- 239000008280 blood Substances 0.000 claims description 4
- 210000004369 blood Anatomy 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Abstract
The utility model relates to a cylindrical valve mechanism controlling a liquid segment and medical equipment containing the same. The provided cylindrical valve mechanism controlling the liquid segment comprises a fixed shell, a hose, a press block and a valve, wherein the hose is arranged on the fixed shell; one end of the press block is hinged with the fixed shell; the hose is clamped between the press block and the fixed shell; and the valve is abutted against the press block. The utility model further provides medical equipment containing the valve mechanism. The beneficial effects of the utility model are that the valve can be simply driven, so a model selection requirement of an electric device is lowered; requirements for a hose is lowered and specific pinch valve hose is unnecessary; and cleaning for the hose can be avoided.
Description
Technical field
The utility model relates to valve mechanism, relates in particular to the medical equipment that a kind of column type is controlled the valve mechanism of liquid section and had this mechanism.
Background technique
Medical in-vitro diagnosis equipment often adopts the electrical parts such as pipe clamping electromagnetic valve to clamp/unclamp the break-make that flexible pipe is realized instrument liquid road/gas circuit.Flexible pipe is fixed to the work head of pipe clamping electromagnetic valve; Pipe clamping electromagnetic valve energising work, drives chuck to compress flexible pipe and makes pipe sealing; After solenoid valve power-off, chuck unclamps flexible pipe makes pipeline unimpeded.
There is following defect in the mode of pipe clamping electromagnetic valve control instrument liquid road/gas path on-off:
1. pipe clamping electromagnetic valve is by electromagnetic field work, and clamping force is limited, the selection of restriction flexible pipe (must adopt special-purpose solenoid valve flexible pipe);
2. flexible pipe is assemblied on pinch valve and causes and change difficulty, in instrument, must have flexible pipe, and this flexible pipe must guarantee can not damage in working life (changing difficulty);
3. pinch valve mode flexible pipe used need be reused for a long time, thus not contaminated for guaranteeing pipeline, must in instrument, design purging system, by cleaning solution periodic cleaning pipeline, cause instrument pipeline system complex.
Summary of the invention
In order to solve the problems of the prior art, the utility model provides a kind of valve mechanism of column type control liquid section and has had the medical equipment of this mechanism.
The utility model provides a kind of column type to control the valve mechanism of liquid section, comprise set casing, flexible pipe, briquetting and valve, wherein, described flexible pipe is arranged on described set casing, one end of described briquetting and described set casing are hinged, described hose clip is located between described briquetting, set casing, and described valve and described briquetting lean.
As further improvement of the utility model, the other end of described briquetting is free end.
As further improvement of the utility model, the position that described briquetting contacts with described flexible pipe is arc surface.
As further improvement of the utility model, described briquetting parallels with the running shaft of described set casing and the axis of described flexible pipe.
As further improvement of the utility model, described flexible pipe is pasted mutually with described set casing.
As further improvement of the utility model, described flexible pipe is wrapped with film, described film by sticking double faced adhesive tape on described set casing.
As further improvement of the utility model, described valve is connected with motor.
The utility model also provides a kind of medical equipment with valve mechanism, comprises that the column type described in above-mentioned middle any one controls the valve mechanism of liquid section.
As further improvement of the utility model, described medical equipment are blood gas analyzer.
The beneficial effects of the utility model are: pass through such scheme, make valve to the direction motion near set casing, valve compresses briquetting, briquetting is pressed on flexible pipe, the upper and lower inwall of flexible pipe is stressed pinched together and realize interference fit by self elasticity, thereby make pipe sealing, liquid/gas cannot conducting; Make valve to the direction motion away from set casing, valve leaves briquetting, and the external force that is applied to briquetting disappears, and flexible pipe is not stressed, therefore flexible pipe returns to original on state by self elasticity, thereby makes pipeline conducting; The driving of valve is comparatively simple, has reduced the requirements of type selecting to electrical part; Reduce the requirement of flexible pipe, need not adopt special-purpose pinch valve flexible pipe; Do not need washing hose.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram that a kind of column type of the utility model is controlled the valve mechanism of liquid section;
Fig. 2 is the perspective view that a kind of column type of the utility model is controlled the valve mechanism of liquid section;
Fig. 3 is the cross-sectional view of the main apparent direction of a kind of column type of the utility model valve mechanism of controlling liquid section;
Fig. 4 is the partial enlarged drawing A of Fig. 2;
Fig. 5 is the cross-sectional view of the left apparent direction of a kind of column type of the utility model valve mechanism of controlling liquid section;
Fig. 6 is the partial enlarged drawing B of Fig. 5;
Schematic diagram when Fig. 7 is the flexible pipe conducting of a kind of column type of the utility model valve mechanism of controlling liquid section;
Schematic diagram when Fig. 8 is the flexible pipe sealing of a kind of column type of the utility model valve mechanism of controlling liquid section;
Fig. 9 is the application schematic diagram of valve mechanism on blood gas analyzer that a kind of column type of the utility model is controlled liquid section.
Embodiment
Below in conjunction with accompanying drawing explanation and embodiment, the utility model is further illustrated.
Drawing reference numeral in Fig. 1 to Fig. 9 is: set casing 1; 3M glue 2; Flexible pipe 3; Briquetting 4; Arc surface 401; Valve 5.
As shown in Figures 1 to 8, a kind of column type is controlled the valve mechanism of liquid section, comprise set casing 1, flexible pipe 3, briquetting 4 and valve 5, wherein, described flexible pipe 3 is arranged on described set casing 1, one end of described briquetting 4 and described set casing 1 are hinged, the one end that is described briquetting 4 is rotatably connected by rotating shaft with described set casing 1, described briquetting 4 can be rotated, described flexible pipe 3 is folded in described briquetting 4, between set casing 1, described valve 5 leans with described briquetting 4, can drive described briquetting 4 to compress described flexible pipe 3 by described valve 5, realize the sealing of described flexible pipe 3.
As shown in Figures 1 to 8, the other end of described briquetting 4 is free end, and the other end of described briquetting 4 can be freely movable.
As shown in Figures 1 to 8, the position that described briquetting 4 contacts with described flexible pipe 3 is arc surface 401, and when arc surface 401 compresses flexible pipe 3, the deformation plance of flexible pipe 3 can be realized round and smooth filtration, thereby make flexible pipe 3 there is good sealing and rebound elasticity, be also conducive to extend the working life of flexible pipe 3.
As shown in Figures 1 to 8, described briquetting 4 parallels with the axis of described flexible pipe 3 with the running shaft of described set casing 1, and described briquetting 4 is perpendicular with described flexible pipe 3, is conducive to seal described flexible pipe 3.
As shown in Figures 1 to 8, described flexible pipe 3 is pasted mutually with described set casing 1.
As shown in Figures 1 to 8, described flexible pipe 3 is wrapped with film, and described flexible pipe 3 is preferably hot-pressed onto on film, and described film is preferably aluminium plastic membrane, and described film sticks on described set casing 1 by 3M glue 2.
As shown in Figures 1 to 8, described valve 5 is connected with motor, can drive described valve 5 to carry out linear reciprocating motion by motor.
Medical equipment with valve mechanism, comprise that the column type described in above-mentioned middle any one controls the valve mechanism of liquid section.
As shown in Figure 9, described medical equipment are preferably blood gas analyzer, described set casing is regent pack set casing, described briquetting 4 is regent pack briquetting, consumable reagent bag is inserted in instrument, by position structure, valve 5 is connected with regent pack briquetting 4, instrument drive motor makes valve 5 compress/unclamp briquetting 4, thereby realizes liquid road/gas path on-off; Instrument driven plunger pump work makes generation negative pressure in pipeline, thereby test fluid, gas-liquid etc. are flow in instrument test card, then completes the actions such as test, output.
The utility model adopts the pattern of pipeline, valve separation:
1. valve 5 is fixed in instrument, by the advancing of Electric Machine Control valve 5 in instrument, backward movement, thereby makes valve 5 compress/unclamp briquetting 4, realizes flexible pipe 3 Ye road on/off and controls;
2. flexible pipe 3 and briquetting 4 are fixed to consumable reagent and wrap, discarded with consumptive material after finishing using.
The working principle that a kind of column type that the utility model provides is controlled the valve mechanism of liquid section and had medical equipment of this mechanism is:
1, flexible pipe 3 closing process: machine operation in instrument, make valve 5 to the direction motion near set casing 1, valve 5 compresses briquetting 4, the arc surface 401 of briquetting 4 is pressed on flexible pipe 3, flexible pipe Shang Xia 3 inwall stressed pinched together and realize interference fit by self elasticity, thereby make flexible pipe 3 sealing, liquid/gas cannot conducting;
2, flexible pipe 3 opening procedures: machine operation in instrument, make valve 5 to the direction motion away from set casing 1, valve 5 leaves briquetting 4, and the external force that is applied to briquetting 4 disappears; Simultaneously briquetting 4 one end are fixed, and the structure of the other end activity is not stressed flexible pipe 3, therefore flexible pipe 3 returns to original on state by self elasticity, thereby make pipeline conducting.
The advantage that a kind of column type that the utility model provides is controlled the valve mechanism of liquid section and had medical equipment of this mechanism is:
1, valve 5 is fixed in instrument, by motor, drives, and impacting force, structure etc. all can freely design, and has reduced the requirements of type selecting to electrical part;
2., flexible pipe 3 is fixed to consumable reagent and wraps, discarded with consumptive material after finishing using, therefore greatly reduce requirements for pipes (life-span, hardness, thickness etc.), need not adopt special-purpose pinch valve flexible pipe;
3., flexible pipe 3 is fixed to consumable reagent and wraps, and makes instrument internal without pipeline and need not design pipeline cleaning system, simplifies instrument pipeline system.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. a column type is controlled the valve mechanism of liquid section, it is characterized in that: comprise set casing, flexible pipe, briquetting and valve, wherein, described flexible pipe is arranged on described set casing, one end of described briquetting and described set casing are hinged, and described hose clip is located between described briquetting, set casing, and described valve and described briquetting lean, the other end of described briquetting is free end, and the position that described briquetting contacts with described flexible pipe is arc surface.
2. column type according to claim 1 is controlled the valve mechanism of liquid section, it is characterized in that: described briquetting parallels with the running shaft of described set casing and the axis of described flexible pipe.
3. column type according to claim 1 is controlled the valve mechanism of liquid section, it is characterized in that: described flexible pipe is pasted mutually with described set casing.
4. column type according to claim 1 is controlled the valve mechanism of liquid section, it is characterized in that: described flexible pipe is wrapped with film, described film by sticking double faced adhesive tape on described set casing.
5. column type according to claim 1 is controlled the valve mechanism of liquid section, it is characterized in that: described valve is connected with motor.
6. medical equipment with valve mechanism, is characterized in that: the valve mechanism that comprises the control of the column type described in any one liquid section in claim 1 to 5.
7. the medical equipment with valve mechanism according to claim 6, is characterized in that: described medical equipment are blood gas analyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320881854.6U CN203730821U (en) | 2013-12-30 | 2013-12-30 | Cylindrical valve mechanism controlling liquid segment and medical equipment containing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320881854.6U CN203730821U (en) | 2013-12-30 | 2013-12-30 | Cylindrical valve mechanism controlling liquid segment and medical equipment containing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730821U true CN203730821U (en) | 2014-07-23 |
Family
ID=51200896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320881854.6U Expired - Lifetime CN203730821U (en) | 2013-12-30 | 2013-12-30 | Cylindrical valve mechanism controlling liquid segment and medical equipment containing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730821U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483178A (en) * | 2016-03-31 | 2017-03-08 | 广州万孚生物技术股份有限公司 | Blood gas analyzer and its vim and vigour biochemical test card |
| WO2017166693A1 (en) * | 2016-03-31 | 2017-10-05 | 广州万孚生物技术股份有限公司 | Blood gas analyzer and blood gas biochemical test card thereof |
| WO2017166694A1 (en) * | 2016-03-31 | 2017-10-05 | 广州万孚生物技术股份有限公司 | Blood gas biochemical reagent package |
-
2013
- 2013-12-30 CN CN201320881854.6U patent/CN203730821U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483178A (en) * | 2016-03-31 | 2017-03-08 | 广州万孚生物技术股份有限公司 | Blood gas analyzer and its vim and vigour biochemical test card |
| WO2017166692A1 (en) * | 2016-03-31 | 2017-10-05 | 广州万孚生物技术股份有限公司 | Blood gas analyzer and blood gas biochemical test card thereof |
| WO2017166693A1 (en) * | 2016-03-31 | 2017-10-05 | 广州万孚生物技术股份有限公司 | Blood gas analyzer and blood gas biochemical test card thereof |
| WO2017166694A1 (en) * | 2016-03-31 | 2017-10-05 | 广州万孚生物技术股份有限公司 | Blood gas biochemical reagent package |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |