CN219110460U

CN219110460U - Medical three-way cock

Info

Publication number: CN219110460U
Application number: CN202223089652.6U
Authority: CN
Inventors: 黄佩佩; 涂迎春; 涂坚慧; 涂真金
Original assignee: Huizhou Shunmei Medical Technology Co ltd
Current assignee: Huizhou Shunmei Medical Technology Co ltd
Priority date: 2022-11-19
Filing date: 2022-11-19
Publication date: 2023-06-02
Anticipated expiration: 2032-11-19

Abstract

The utility model provides a medical three-way cock, which comprises a medical three-way cock, wherein one side of the medical three-way cock is fixedly connected with a medicine inlet connector, one side of the medical three-way cock is fixedly connected with an injection port connector, one side of the medical three-way cock is fixedly connected with a venous transfusion connector, the inner side surface of the medical three-way cock is provided with an adjusting mechanism, and the inner side surface of the venous transfusion connector is provided with a cutoff mechanism. This medical tee bend cock, when using, through the setting of spring groove, spring, baffle, sealing washer and seal groove, when the venous transfusion connects there is the liquid medicine to pass through, the impact of liquid medicine can stimulate the spring, and the baffle shifts, and the sealing washer leaves the seal groove, and the liquid medicine passes through from the baffle side this moment, and when the venous transfusion connects no longer has the liquid medicine to pass through, and the liquid medicine in the infusion bottle is finished promptly, and the spring is because the characteristic of itself is restored, drives the sealing washer and gets into in the seal groove, prevents that the air from passing through and gets into the human body, just so accomplished the cutoff effect of medical tee cock.

Description

Medical three-way cock

Technical Field

The utility model relates to the technical field related to medical three-way cock, in particular to a medical three-way cock.

Background

The medical three-way cock has the function of mixing and providing different medicine solutions in a plurality of injection pipes into a patient, allowing the medicine solutions to be communicated or cut off from each injection pipe, and the existing medical three-way cock can cause air to enter veins after the medicine solution in an infusion bottle is infused to influence the health of the human body, so that the medical three-way cock is particularly needed.

However, in the use process of the existing medical three-way cock, most of the medical three-way cocks can cause air to enter veins after the liquid medicine in the infusion bottle is infused, so that the health of a human body is affected.

Disclosure of Invention

The utility model aims to provide a medical three-way cock, which solves the problem that the prior medical three-way cock provided in the background art can cause air to enter a vein to influence the health of a human body after the liquid medicine in an infusion bottle is infused in the majority of medical three-way cocks in the use process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the medical three-way cock comprises a medical three-way cock body and a flow breaking mechanism, wherein the flow breaking mechanism comprises a spring groove, a spring, a baffle, a sealing ring and a sealing groove, one side of the medical three-way cock body is fixedly connected with a medicine inlet connector, one side of the medical three-way cock body is fixedly connected with an injection port connector, one side of the medical three-way cock body is fixedly connected with a venous transfusion connector, the inner side surface of the medical three-way cock body is provided with an adjusting mechanism, and the inner side surface of the venous transfusion connector is provided with a flow breaking mechanism.

Preferably, the regulating mechanism comprises a limit groove, a limit ring, a rotating block, an indicator and a circulation port, wherein the limit groove is formed in the inner side surface of the medical three-way cock, the limit ring is connected to the inner side surface of the limit groove in a sliding mode, the rotating block is fixedly connected to the inner side surface of the limit ring, the indicator is arranged on the upper surface of the rotating block, and the circulation port is formed in the outer side surface of the rotating block.

Preferably, the size of the limit groove is identical with that of the limit ring, and the indicator is provided with a plurality of groups on the upper surface of the rotating block, and the shapes and the sizes of the indicator are equal.

Preferably, the circulation ports are arranged on the outer side surface of the rotating block, the circulation ports are in one-to-one correspondence with the positions of the medicine inlet connector, the injection port connector and the intravenous infusion connector, and simultaneously in one-to-one correspondence with the indicators.

Preferably, the cutoff mechanism comprises a spring groove, a spring, a baffle, a sealing ring and a sealing groove, wherein the spring groove is formed in the inner side surface of the venous transfusion joint, the spring is fixedly connected with one end of the inner side of the spring groove, the baffle is welded at the other end of the spring, the sealing ring is fixedly connected with one side of the baffle, and the sealing groove is formed in one end of the venous transfusion joint.

Preferably, the baffle forms a telescopic structure with the spring groove through a spring, and the sealing ring is matched with the sealing groove in size.

Compared with the prior art, the utility model has the beneficial effects that: this medical tee bend cock, through the setting of spring groove, a spring, the baffle, sealing washer and seal groove, when using, when the venous transfusion connects there is the liquid medicine to pass through, the impact of liquid medicine can stimulate the spring, the baffle shifts, the sealing washer leaves the seal groove, the liquid medicine passes through from the baffle side this moment, when the venous transfusion connects no longer has the liquid medicine to pass through, the baffle no longer receives the impact when the liquid medicine liquid flow is accomplished in the infusion bottle promptly, the spring is restored because the characteristic of itself, the pulling baffle drives the sealing washer simultaneously and gets into in the seal groove, it is sealed with the venous transfusion joint, prevent the air to pass through and get into the human body, just so the cutoff effect of medical tee bend cock has been accomplished.

Drawings

FIG. 1 is a schematic diagram of a side view of the present utility model;

FIG. 2 is a schematic cross-sectional view of an adjustment mechanism of the present utility model;

FIG. 3 is a schematic cross-sectional view of the shut-off mechanism of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a medical three-way cock; 2. a drug inlet connector; 3. an injection port joint; 4. an intravenous infusion connector; 5. an adjusting mechanism; 501. a limit groove; 502. a limiting ring; 503. a rotating block; 504. an indicator; 505. a flow port; 6. a shut-off mechanism; 601. a spring groove; 602. a spring; 603. a baffle; 604. a seal ring; 605. and (5) sealing the groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the medical three-way cock comprises a medical three-way cock 1 and a cutoff mechanism 6, wherein the cutoff mechanism 6 comprises a spring groove 601, a spring 602, a baffle 603, a sealing ring 604 and a sealing groove 605, one side of the medical three-way cock 1 is fixedly connected with a medicine inlet connector 2, one side of the medical three-way cock 1 is fixedly connected with an injection port connector 3, one side of the medical three-way cock 1 is fixedly connected with an intravenous infusion connector 4, the inner side surface of the medical three-way cock 1 is provided with an adjusting mechanism 5, the inner side surface of the intravenous infusion connector 4 is provided with the cutoff mechanism 6, and when in use, the medicine inlet connector 2 is connected with an infusion bottle connector, the injection port connector 3 can be connected with an injector for liquid medicine injection, and the intravenous infusion connector 4 is connected with an intravenous infusion tube.

Further, adjustment mechanism 5 includes spacing groove 501, spacing ring 502, rotatory piece 503, indicator 504 and circulation mouth 505, spacing groove 501 has been seted up to medical tee cock 1's interior side surface, spacing groove 501's interior side surface sliding connection has spacing ring 502, spacing ring 502's interior side surface fixedly connected with rotatory piece 503, the top surface of rotatory piece 503 is provided with indicator 504, circulation mouth 505 has been seted up to rotatory piece 503's outside surface, through spacing groove 501, spacing ring 502, rotatory piece 503, indicator 504 and the setting of circulation mouth 505, when using, with spacing ring 502 card in spacing groove 501, and then with rotatory piece 503 fixed, rotatory piece 503 can be at medical tee cock 1 internal rotation this moment, accomplish medical tee cock 1 pipeline's UNICOM and closure.

Further, the size of the limiting groove 501 is identical to that of the limiting ring 502, a plurality of groups of indicators 504 are arranged on the surface above the rotating block 503, the size of the indicators is equal, the setting of the limiting groove 501 and the limiting ring 502 is used, and when the limiting ring 502 is used, the limiting ring 502 can rotate in the limiting groove 501, and meanwhile the fixing of the limiting ring 502 is more stable.

Further, the circulation port 505 is provided with the multiunit on the outside surface of the rotating block 503, and the circulation port 505 is in one-to-one correspondence with the positions of the medicine inlet connector 2, the injection port connector 3 and the intravenous fluid connector 4, and simultaneously in one-to-one correspondence with the indicator 504, through the arrangement of the medicine inlet connector 2, the injection port connector 3, the intravenous fluid connector 4, the indicator 504 and the circulation port 505, when in use, the circulation port 505 is in one-to-one correspondence with the positions of the medicine inlet connector 2, the injection port connector 3 and the intravenous fluid connector 4, simultaneously in one-to-one correspondence with the indicator 504, the position of the circulation port 505 can be known through the indicator 504, and then the closing condition of the internal liquid can be adjusted through adjusting the angle of the rotating block 503, and simultaneously the damping is used for fixing.

Further, the cutoff mechanism 6 includes the spring groove 601, the spring 602, the baffle 603, sealing washer 604 and seal groove 605, the spring groove 601 has been seted up to the inboard surface that connects 4 for intravenous infusion, including the inboard one end fixedly connected with spring 602 in spring groove 601, the other end welding of spring 602 has baffle 603, one side fixedly connected with sealing washer 604 of baffle 603, seal groove 605 has been seted up to the one end that connects 4 for intravenous infusion, through the setting of spring groove 601, spring 602, baffle 603, sealing washer 604 and seal groove 605, when the liquid medicine has been passed to the connector for intravenous infusion, the impact of liquid medicine can pull spring 602, baffle 603 shifts, sealing washer 604 leaves seal groove 605, the liquid medicine passes through the baffle 603 side at this moment, when the liquid medicine no longer has the liquid medicine to pass through in the intravenous infusion bottle, baffle 603 no longer receives the impact, the baffle 603 is recovered because of the characteristic of itself, drive sealing washer 604 gets into seal groove 605 simultaneously, it is sealed to connect 4 for intravenous infusion to prevent the air to get into the human body, the surface covering of spring 602 has one deck polyethylene layer, prevent pollution, thus, medical cutoff effect of tee bend 1 has been accomplished.

Further, the baffle 603 forms a telescopic structure with the spring groove 601 through the spring 602, the sealing ring 604 is matched with the sealing groove 605 in size, and when in use, the sealing ring 604 is matched with the sealing groove 605 in size through the arrangement of the sealing ring 604 and the sealing groove 605, so that the sealing effect of the sealing ring 604 can be achieved.

Working principle: when the medical three-way cock is used, the medicine inlet connector 2 is connected with the infusion bottle connector, the injection port connector 3 can be connected with the injector for liquid medicine injection, the intravenous infusion connector 4 is connected with the intravenous infusion tube, the limiting ring 502 is clamped into the limiting groove 501, and then the rotating block 503 is fixed, at the moment, the rotating block 503 can rotate in the medical three-way cock 1, the communicating and closing of the inner pipeline of the medical three-way cock 1 are completed, the limiting ring 502 can rotate in the limiting groove 501, the limiting ring 502 is fixed, the positions of the circulating port 505, the medicine inlet connector 2, the injection port connector 3 and the intravenous infusion connector 4 are in one-to-one correspondence with the indicator 504, the position of the circulating port 505 can be known through the indicator 504, then the closing condition of internal liquid can be adjusted through the indicator 504, and the damping is utilized, when the intravenous infusion connector 4 is provided with the liquid medicine, the impact of the liquid medicine can pull the spring 602, the baffle plate is shifted, at the moment, the side of the baffle plate 603 passes through, when the intravenous infusion connector 4 is not passed through, the medicine liquid medicine in the bottle, namely, the baffle plate 605 is not passed through, the liquid medicine in the bottle, the liquid medicine can not pass through, the seal ring 605 is no longer, the characteristics of the baffle plate 605, the sealing ring 602 is driven by the three-way seal ring 605, the three-way seal is completely, the size is reached, the sealing effect is achieved, and the medical three-way seal effect is achieved, and the medical three-way cock is achieved, and the medical three-way connector is completely, and the medical sealing effect is achieved, and the medical effect is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The medical three-way cock comprises a medical three-way cock (1) and a cutoff mechanism (6), and is characterized in that: the utility model provides a cut-off mechanism (6) includes spring groove (601), spring (602), baffle (603), sealing washer (604) and seal groove (605), one side fixedly connected with of medical tee bend cock (1) advances medicine mouth and connects (2), one side fixedly connected with of medical tee bend cock (1) injects mouth and connects (3), one side fixedly connected with of medical tee bend cock (1) venous transfusion connects (4), the inboard surface of medical tee bend cock (1) is provided with adjustment mechanism (5), the inboard surface that venous transfusion connects (4) is provided with cut-off mechanism (6).

2. A medical three-way tap according to claim 1, wherein: adjustment mechanism (5) are including spacing groove (501), spacing ring (502), rotating block (503), indicator (504) and circulation mouth (505), spacing groove (501) has been seted up to the inboard surface of medical tee cock (1), the inboard surface sliding connection of spacing groove (501) has spacing ring (502), the inboard surface fixedly connected with rotating block (503) of spacing ring (502), the top surface of rotating block (503) is provided with indicator (504), circulation mouth (505) has been seted up to the outside surface of rotating block (503).

3. A medical three-way tap according to claim 2, wherein: the size of the limiting groove (501) is identical with that of the limiting ring (502), and the indicators (504) are arranged on the surface above the rotating block (503) in a plurality of groups and are equal in shape and size.

4. A medical three-way tap according to claim 2, wherein: the circulation ports (505) are arranged on the outer side surface of the rotating block (503), the circulation ports (505) are in one-to-one correspondence with the positions of the medicine inlet connector (2), the injection port connector (3) and the intravenous transfusion connector (4), and simultaneously in one-to-one correspondence with the indicators (504).

5. A medical three-way tap according to claim 1, wherein: the cutoff mechanism (6) comprises a spring groove (601), a spring (602), a baffle (603), a sealing ring (604) and a sealing groove (605), wherein the spring groove (601) is formed in the inner side surface of the intravenous infusion connector (4), the spring (602) is fixedly connected with one end of the inner side of the spring groove (601), the baffle (603) is welded at the other end of the spring (602), the sealing ring (604) is fixedly connected with one side of the baffle (603), and the sealing groove (605) is formed in one end of the intravenous infusion connector (4).

6. The medical three-way stopcock of claim 4, wherein: the baffle plate (603) and the spring groove (601) form a telescopic structure through the spring (602), and the sealing ring (604) is matched with the sealing groove (605) in size.