CN2928125Y - Three position three-way change valve - Google Patents
Three position three-way change valve Download PDFInfo
- Publication number
- CN2928125Y CN2928125Y CN 200620085850 CN200620085850U CN2928125Y CN 2928125 Y CN2928125 Y CN 2928125Y CN 200620085850 CN200620085850 CN 200620085850 CN 200620085850 U CN200620085850 U CN 200620085850U CN 2928125 Y CN2928125 Y CN 2928125Y
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- CN
- China
- Prior art keywords
- valve
- hole
- feed
- spool
- handle
- 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
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a three-position three-way change-over valve, comprising a valve body, a spool, and an adjustable lever, wherein an inner chamber, a first feed-through, a second feed-through and a third feed-through are arranged in the valve body. A first one-way valve is mounted in the second feed-through, and the first feed-through, the second feed-through, and the third feed-through are respectively connected with the inner chamber of the valve body. The inner chamber is installed with the spool, which is provided with the adjustable lever. A cavity is arranged in the spool, and a fourth feed-through, a fifth feed-through, a sixth feed-through, and a seventh feed-through are arranged on the spool. The adjustable lever and the spool can be made into a combination. The medical staff can use the combination to connect with an injector, a conduction bag, and a needle to form a liquid drawing device which can be applied to draw the liquid of the patients without repeatedly extracting and inserting the injector, thereby reducing the intensity of labor of the medical staff. At the same time, the utility model can solve the outflow of the body fluid, thereby solving the problem of environmental pollution and the infection of medical staff. Only one medical staff member is needed during the whole process of drawing liquid, thereby saves human resources effectively.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, exactly is a kind of 3-position-3-way reversal valve.
Background technology
Present hospital's utensil syringe of various models normally of being used for liquid suction in the body such as splanchnocoel, but, because it is bigger to wait to take out the amount of body fluid in general patient's body, syringe can't be once pumps patient's body fluid, therefore, the medical worker need repeatedly aspirate the patient, that is: the medical worker extracts the intravital part body fluid of patient out according to the capacity of syringe earlier, again syringe is transferred to the body fluid in it is discharged, and then syringe is connected with syringe needle continues drawing liquid, so repeated multiple times is until the requirement that reaches expection.Utilize the syringe drawing liquid, complex operation, increased medical workers, moreover the medical worker is when discharging the body fluid in the syringe, pollute the medical worker and the working environment of operation easily, and need at least two medical worker's co-operate with the syringe drawing liquid, wasted limited human resources.
Summary of the invention
The purpose of this utility model, provided a kind of 3-position-3-way reversal valve, the medical worker can connect and compose pumping device with it and syringe, drainage bag and syringe needle, with this device is patient's drawing liquid, need not to dial repeatedly slotting syringe, can reduce medical workers effectively, body fluid leaks in the time of can solving the syringe discharge opeing simultaneously, easily contaminated environment, infection medical worker's problem; Whole drawing liquid process only needs a medical worker to finish, and can save the human resources effectively.
The purpose of this utility model is achieved through the following technical solutions: the 3-position-3-way reversal valve, it comprises valve body, spool and regulating handle, offer inner chamber, first through hole, second through hole and third through-hole in the valve body, first check valve is installed in second through hole, first, second and third through-hole communicate with the inner chamber of valve body respectively, inner chamber is installed spool, regulating handle is installed on the spool, cavity is set in the spool, offer fourth hole, fifth hole, clematis stem hole and the 7th through hole on the spool, regulating handle and spool can be made into one.
For further realizing the purpose of this utility model realizing by the following technical solutions: second check valve is installed in the fourth hole.Second check valve is connected and composed by second valve body, the 3rd valve block and the 4th valve block, and second valve opening is set on second valve body, is positioned at the second valve opening place on second valve body the 3rd valve block and the 4th valve block are installed.First check valve is connected and composed by first check valve body, first valve block and second valve block, and first valve opening is set on first check valve body, is positioned at the first valve opening place on first check valve body first valve block, second valve block are installed.First handle, second handle and the 3rd handle are set on the regulating handle, are 90 degree angles between first handle and second handle, be 135 degree angles between first handle and the 3rd handle.
Good effect of the present utility model is: it has the function of unidirectional conducting, can constitute special-purpose medical drawing liquid instrument with syringe needle, syringe and drainage bag, can solve and use the syringe extracting bodily fluid to exist, need dial slotting syringe repeatedly, medical worker's labor intensity is big, the labor intensive resource is many and easy contaminated environment and infection medical worker's problem, has safe advantage simple to operate, easy to use simultaneously.On its valve body spool is housed, handle is housed on the spool, can pass through the position of handle regulating spool, thereby can change the path of unidirectional conducting, realize direct function patient's injection.
Description of drawings
Fig. 1 is a structural representation of the present utility model; Fig. 2 is the A-A sectional structure sketch map of Fig. 1; Fig. 3 is the B-B sectional structure sketch map of Fig. 1.
The specific embodiment
The 3-position-3-way reversal valve, it comprises valve body 12, spool 13 and regulating handle 23, offer inner chamber in the valve body 12, first through hole 9, second through hole 24 and third through-hole 5, in second through hole 24 first check valve is installed, the conducting direction of first check valve is by spool 13 outside conductings, first, second and third through-hole communicate with the inner chamber of valve body 12 respectively, inner chamber is installed spool 13, regulating handle 23 is installed on the spool 13, cavity 21 is set in the spool 13, offer fourth hole 19 on the spool 13, fifth hole 15, clematis stem hole 14 and the 7th through hole 22, the 4th, the 5th, the the 6th and the 7th through hole all communicates with cavity 21, regulating handle 23 and spool 13 can be made into one, are cast by unified mold integral.Be positioned at fourth hole 19 places in the spool 13 and fixedly mount second check valve, the conducting direction of second check valve is by export-oriented spool 13 direction conductings.In second through hole 24 catheter 1 is installed.Second check valve is connected and composed by second valve body 20, the 3rd valve block 17 and the 4th valve block 16, is provided with on second valve body 20 to be positioned at second valve opening, 18 places on second valve opening, 18, the second valve bodies 20 the 3rd valve block 17 and the 4th valve block 16 are installed.The 3rd valve block 17 is near second valve opening 18, and its left end is connected with second valve body 20, and shelters from part second valve opening 18; The installation site of the 4th valve block 16 is opposite with the 3rd valve block 17, and its right-hand member is connected with second valve opening 18, also shelters from part second valve opening 18, the three, the 4th valve block and cooperates second valve opening 18 is blocked fully.First check valve is connected and composed by first check valve body 3, first valve block 11 and second valve block 2, is provided with on first check valve body 3 to be positioned at first valve opening, 6 places on first valve opening, 6, the first check valve body 3 first valve block 11, second valve block 2 are installed.The planform of first check valve and second check valve can be identical.First handle 8, second handle 7 and the 3rd handle 4 are set on the regulating handle 23, and 7 of first handle 8 and second handles are 90 degree angles, and first handle 8 and 4 on the 3rd handle are 135 degree angles.
When this utility model is made, process each parts and assembling by above-mentioned requirements.When being required to be the patient and taking out body fluid, earlier the 3-position-3-way reversal valve is connected respectively with syringe needle, syringe and drainage bag, and adjustment regulating handle 23 makes the end direction of the first handle 8 on it identical with the opening direction of first through hole 9, at this moment, second check valve of installing in the spool 13 is positioned at first through hole, 9 places; Twitch syringe again, patient's body fluid can finally enter in the syringe successively through first through hole 9, fourth hole 19, second valve opening 18, cavity 21, clematis stem hole 14 and the third through-hole 5 of syringe needle, 3-position-3-way reversal valve; Then, pushing syringe makes the body fluid in the syringe enter drainage bag through third through-hole 5, clematis stem hole 14, cavity 21, fifth hole 15, first valve opening 6 and catheter 1 successively.When need during to patient's injection, can will inject medicine in the syringe earlier, and rotate regulating handle 23 and make the end of its first handle identical, at this moment first check valve and the second check valve conllinear with the opening direction of second through hole 24, and conducting direction is opposite, makes that second through hole 24 can't conducting; Pushing syringe, medicine enter in patient's body through third through-hole 5, clematis stem hole 14, cavity 21, second valve opening 18, fourth hole 19 and first through hole 9, syringe needle successively.Under the no mode of operation, can the opening direction of any through hole on the 3rd handle 4 of regulating handle 23 and the valve body 12 is identical, then each through hole of 3-position-3-way reversal valve does not all communicate.Three of this three-way valve are meant drawing liquid, injection and do not have under the mode of operation three-way valve spool 13 relative valve body 12 residing three diverse locations.
Technical scheme described in the utility model is not restricted in the scope of embodiment described in the utility model.This utility model not technology contents of detailed description is known technology.
Claims (5)
1, the 3-position-3-way reversal valve, it comprises valve body (12), spool (13) and regulating handle (23), it is characterized in that: valve body is offered inner chamber in (12), first through hole (9), second through hole (24) and third through-hole (5), first check valve is installed in second through hole (24), first through hole (9), second through hole (24) and third through-hole (5) communicate with the inner chamber of valve body (12) respectively, inner chamber is installed spool (13), spool (13) is gone up regulating handle (23) is installed, cavity (21) is set in the spool (13), offers fourth hole (19) on the spool (13), fifth hole (15), clematis stem hole (14) and the 7th through hole (22).
2,3-position-3-way reversal valve according to claim 1 is characterized in that: second check valve is installed in the fourth hole (19).
3,3-position-3-way reversal valve according to claim 2, it is characterized in that: second check valve is connected and composed by second valve body (20), the 3rd valve block (17) and the 4th valve block (16), second valve opening (18) is set on second valve body (20), is positioned at second valve opening (18) on second valve body (20) and locates to install the 3rd valve block (17) and the 4th valve block (16).
4,3-position-3-way reversal valve according to claim 1, it is characterized in that: first check valve is connected and composed by first check valve body (3), first valve block (11) and second valve block (2), first valve opening (6) is set on first check valve body (3), is positioned at first valve opening (6) on first check valve body (3) and locates to install first valve block (11), second valve block (2).
5, according to claim 1,2,3 or 4 described 3-position-3-way reversal valves, it is characterized in that: first handle (8), second handle (7) and the 3rd handle (4) are set on the regulating handle (23), be 90 degree angles between first handle (8) and second handle (7), be 135 degree angles between first handle (8) and the 3rd handle (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620085850 CN2928125Y (en) | 2006-06-22 | 2006-06-22 | Three position three-way change valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620085850 CN2928125Y (en) | 2006-06-22 | 2006-06-22 | Three position three-way change valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2928125Y true CN2928125Y (en) | 2007-08-01 |
Family
ID=38306518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620085850 Expired - Fee Related CN2928125Y (en) | 2006-06-22 | 2006-06-22 | Three position three-way change valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2928125Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102472401A (en) * | 2009-07-14 | 2012-05-23 | 汉斯雨尔根霍普夫所有公司 | Multi-way valve and method for producing the same |
| CN103463735A (en) * | 2013-10-16 | 2013-12-25 | 丘奂阳 | Improved one-way and two-way integrated valve for medical treatment |
-
2006
- 2006-06-22 CN CN 200620085850 patent/CN2928125Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102472401A (en) * | 2009-07-14 | 2012-05-23 | 汉斯雨尔根霍普夫所有公司 | Multi-way valve and method for producing the same |
| US8695624B2 (en) | 2009-07-14 | 2014-04-15 | Hans Jürgen Hopf Besitzgesell-Schaft | Multi-way valve and method of producing same |
| CN102472401B (en) * | 2009-07-14 | 2014-08-13 | 汉斯雨尔根霍普夫所有公司 | Multi-way valve and method for producing the same |
| CN103463735A (en) * | 2013-10-16 | 2013-12-25 | 丘奂阳 | Improved one-way and two-way integrated valve for medical treatment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |