CN211097011U - Integrated multi-channel anti-backflow plug valve - Google Patents
Integrated multi-channel anti-backflow plug valve Download PDFInfo
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- CN211097011U CN211097011U CN201921812067.XU CN201921812067U CN211097011U CN 211097011 U CN211097011 U CN 211097011U CN 201921812067 U CN201921812067 U CN 201921812067U CN 211097011 U CN211097011 U CN 211097011U
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Abstract
The utility model provides an integral type multichannel anti-return cock valve, including the valve body with install a plurality of three way cock valve units on the valve body, the valve body both ends set up first interface and second interface respectively, set up on the valve body of three way cock valve unit department with first interface and second interface vertically plug valve interface, the plug valve interface includes a valve endotheca and a valve overcoat, the valve endotheca is installed in valve body interface groove, the valve overcoat is installed outside the valve endotheca, set up the frustum hole on the valve body between valve body interface groove and three way cock valve unit, set up the frustum stopper in the frustum hole. The utility model has the advantages that the use is easy and convenient, and the backflow preventing mechanism is arranged in the tee joint, so that the use is safer; the clinical ICU has the functions of multi-channel cock and anti-reflux valve, and may be used in multi-channel parallel transfusion, single channel transfusion and multipoint transfusion.
Description
Technical Field
The utility model relates to an integral type multichannel anti-return cock valve belongs to plug valve technical field.
Background
The multi-channel stopcock valve functions to allow or block communication between drugs or liquids during infusion of the drugs or liquids into a patient. The existing multi-channel plug valve is mainly designed for intravenous infusion, ports on two sides are connected with an infusion apparatus and a needle head, and a plurality of ports on the lower part are connected with extension pipes, so that infusion of different medicines and liquids is realized. Is arranged on the pipeline of a transfusion (blood) apparatus or other medical apparatus and is used as a multi-way transfusion switch of various transfusion (blood) apparatuses and for switching the liquid medicine transportation.
Like application number 201520134030.1, disposable area microfiltration transfusion system multichannel plug valve, multichannel plug valve (2) include at least two through main line (2.1) series connection's three-way plug valve (2.2) in order, except that terminal export (2.4) of an interface conduct multichannel plug valve (2) of most terminal three-way plug valve (2.2), infusion interface (2.3) of all the other interfaces of whole three-way plug valve (2.2) all conduct multichannel plug valve (2), transfusion system (1) is connected on infusion interface (2.3) of multichannel plug valve (2). However, none of the prior art stopcocks have a backflow prevention function.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide an integral type multichannel anti-return plug valve.
The utility model discloses a solve the technical scheme that the problem that provides adopted and be: integral type multichannel anti-return plug valve, include the valve body and install a plurality of three way plug valve units on the valve body, the valve body both ends set up first interface and second interface respectively, set up on the valve body of three way plug valve unit department with first interface and second interface vertically plug valve interface, the plug valve interface includes a valve endotheca and a valve overcoat, the valve endotheca is installed in valve body interface groove, the valve overcoat is installed outside the valve endotheca, set up the frustum hole on the valve body between valve body interface groove and three way plug valve unit, set up the frustum stopper in the frustum hole.
Furthermore, a lock cap is installed on the first interface, a plunger matched with the inner cavity of the first interface is arranged in the middle of the lock cap, and a screw is arranged on the outer surface of the first interface and is matched and locked with the inner thread of the lock cap in a screw mode.
Furthermore, install the sheath on the second interface, the sheath includes a cover seat and a cover cap, and wherein the cover seat cup joints on the second interface outer wall, and locks through a buckle structure and outer wall, sets up on the cover seat by the extension pipe with around the spiral pipe outside the extension pipe, the cover cap cup joints on the extension pipe and through spiral locking in the spiral pipe.
Further, three-way plug valve unit includes the cock body, and it has three through-hole to open on the cock body, and the cock body lower part cup joints on the check muscle body that sets up in the valve body, and the check muscle body comprises the check muscle that sets up a plurality of interval equipartitions on the cylinder, also sets up the check muscle on the inner wall of cock body lower part, sets up the recess on the outer wall of cock body lower part, sets up lug and recess matching on the valve body that corresponds.
Furthermore, the integrated multi-channel anti-backflow plug valve is divided into a two-way three-way type, a four-way three-way type and a five-way three-way type.
Furthermore, a handle is further arranged on the valve body.
Furthermore, a through hole is formed in the middle of the handle.
The utility model has the beneficial technical effects that: the plug valve is easy and convenient to use, and a backflow mechanism is arranged in the tee joint, so that the use is safer; the clinical ICU has the functions of multi-channel cock and anti-reflux valve, and may be used in multi-channel parallel transfusion, single channel transfusion and multipoint transfusion.
Drawings
The technical solution of the present invention will be described in detail with reference to the accompanying drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a cross-sectional view of an embodiment of the invention;
figure 3 is a cross-sectional view of the three-way stopcock unit of the present invention.
In the figure: 1. the plug valve comprises a valve body, a three-way plug valve unit, a plug body, a grid rib body, a groove, a plug valve connector, a valve inner sleeve, a valve outer sleeve, a valve body connector groove, 34, a frustum hole, 35, a frustum plug, a locking cap, 5, a protective sleeve, 51, a sleeve seat, 52, a sleeve cap, 53, an extension pipe, 54, a spiral pipe, 6 and a.
Detailed Description
As shown in fig. 1, 2, 3 shown integral type multichannel backflow-preventing plug valve, including valve body 1 with install a plurality of three-way plug valve unit 2 on valve body 1, 1 both ends of valve body set up first interface and second interface respectively, set up on the valve body of three-way plug valve unit 2 department with first interface and second interface vertically plug valve interface 3, plug valve interface 3 includes a valve endotheca 31 and a valve overcoat 32, valve endotheca 31 is installed in valve body interface groove 33, valve overcoat 32 is installed outside valve endotheca 31, set up frustum hole 34 on valve body 1 between valve body interface groove 33 and three-way plug valve unit 2, set up frustum stopper 35 in frustum hole 34.
The lock cap 4 is installed on the first interface, the plunger 41 matched with the inner cavity of the first interface is arranged in the middle of the lock cap 4, and the outer surface of the first interface is provided with a screw and locked with the inner thread of the lock cap 4 in a matched mode.
The sheath 5 is installed on the second connector, the sheath 5 comprises a sleeve seat 51 and a sleeve cap 52, wherein the sleeve seat 51 is sleeved on the outer wall of the second connector and is locked with the outer wall through a buckle structure, an extension pipe 53 and a spiral pipe 54 surrounding the extension pipe are arranged on the sleeve seat 51, and the sleeve cap 52 is sleeved on the extension pipe 53 and is locked in a spiral mode through the spiral pipe 54.
Three-way plug valve unit 2 includes the cock body 21, and it has three through-hole to open on the cock body 21, and cock body 21 lower part cup joints on the check muscle body 22 that sets up in valve body 1, and check muscle body 22 comprises the check muscle strip that sets up a plurality of intervals equipartitions on the cylinder, also sets up check muscle strip on the inner wall of cock body 21 lower part, sets up recess 23 on the outer wall of cock body 21 lower part, sets up the lug and matches with recess 23 on the valve body that corresponds.
The use of the lattice rib body 22 makes the rotation angle adjustable, and the conduction positioning is more accurate, and the matching of the convex block and the groove on the valve body limits the rotation process, especially the limit function when the lattice ribs inside the plug body meet with the lattice ribs on the lattice rib body.
The integrated multi-channel anti-backflow plug valve is divided into a two-way tee joint, a three-way tee joint, a four-way tee joint and a five-way tee joint.
The valve body 1 is also provided with a handle 6. The middle of the handle 6 is provided with a through hole. The valve body can be taken conveniently by arranging the handle, and the handle is convenient to hang and put through, so that the valve body is safe and sanitary.
The utility model has the advantages that the use is easy and convenient, and the backflow mechanism is arranged in the tee joint, so the use is safer; the clinical ICU has the functions of multi-channel cock and anti-reflux valve, and may be used in multi-channel parallel transfusion, single channel transfusion and multipoint transfusion.
The above description is only the specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.
Claims (7)
1. Integral type multichannel anti-return plug valve includes valve body (1) and installs a plurality of three way plug valve unit (2) on valve body (1), and valve body (1) both ends set up first interface and second interface respectively, set up on the valve body of three way plug valve unit (2) department with first interface and second interface vertically plug valve interface (3), its characterized in that: the plug valve interface (3) comprises a valve inner sleeve (31) and a valve outer sleeve (32), the valve inner sleeve (31) is installed in a valve body interface groove (33), the valve outer sleeve (32) is installed outside the valve inner sleeve (31), a frustum hole (34) is formed in the valve body (1) between the valve body interface groove (33) and the three-way plug valve unit (2), and a frustum plug (35) is arranged in the frustum hole (34).
2. The integrated multi-channel anti-backflow plug valve of claim 1, wherein: install lock cap (4) on the first interface, lock cap (4) middle part sets up plunger (41) that match with the first interface inner chamber, and the surface of first interface sets up screw and lock cap (4) internal thread cooperation locking.
3. The integrated multi-channel anti-backflow plug valve of claim 1, wherein: the second connector is provided with a sheath (5), the sheath (5) comprises a sleeve seat (51) and a sleeve cap (52), the sleeve seat (51) is sleeved on the outer wall of the second connector and locked with the outer wall through a buckle structure, the sleeve seat (51) is provided with an extension pipe (53) and a spiral pipe (54) surrounding the extension pipe, and the sleeve cap (52) is sleeved on the extension pipe (53) and locked in a spiral mode through the spiral pipe (54).
4. The integrated multi-channel anti-backflow plug valve of claim 1, wherein: three-way plug valve unit (2) are including the cock body (21), and it has three through-hole to open on the cock body (21), and cock body (21) lower part cup joints on check muscle body (22) that set up in valve body (1), and check muscle body (22) constitute by the check muscle strip that sets up a plurality of intervals equipartitions on the cylinder, also sets up check muscle strip on cock body (21) lower part inner wall, sets up recess (23) on cock body (21) lower part outer wall, sets up lug and recess (23) matching on the valve body that corresponds.
5. The integrated multi-channel anti-backflow plug valve of claim 1, wherein: the three-way valve is divided into a two-way three-way valve, a four-way three-way valve and a five-way three-way valve.
6. The integrated multi-channel anti-backflow plug valve of claim 1, wherein: the valve body (1) is also provided with a handle (6).
7. The integrated multi-channel anti-backflow plug valve of claim 6, wherein: the middle of the handle (6) is provided with a through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921812067.XU CN211097011U (en) | 2019-10-26 | 2019-10-26 | Integrated multi-channel anti-backflow plug valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921812067.XU CN211097011U (en) | 2019-10-26 | 2019-10-26 | Integrated multi-channel anti-backflow plug valve |
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| Publication Number | Publication Date |
|---|---|
| CN211097011U true CN211097011U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921812067.XU Active CN211097011U (en) | 2019-10-26 | 2019-10-26 | Integrated multi-channel anti-backflow plug valve |
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| Country | Link |
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| CN (1) | CN211097011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665113A (en) * | 2019-10-26 | 2020-01-10 | 安徽奥弗医疗设备科技股份有限公司 | Integrated multi-channel anti-backflow plug valve |
-
2019
- 2019-10-26 CN CN201921812067.XU patent/CN211097011U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665113A (en) * | 2019-10-26 | 2020-01-10 | 安徽奥弗医疗设备科技股份有限公司 | Integrated multi-channel anti-backflow plug valve |
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