CN216279414U

CN216279414U - Manual aseptic sampling valve

Info

Publication number: CN216279414U
Application number: CN202122935888.6U
Authority: CN
Inventors: 张善群; 张善云
Original assignee: Zhejiang Suqi Technology Co ltd
Current assignee: Zhejiang Suqi Technology Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-04-12
Anticipated expiration: 2031-11-27

Abstract

The utility model discloses a manual sterile sampling valve which comprises a valve body, wherein a valve core is arranged in the valve body, a cap nut is connected to the upper end of the valve core, a flat gasket is arranged at the lower end of the cap nut, a hand wheel is fixedly connected to the lower end of the flat gasket, a support is connected to the outer side of the valve core, a steel wire snap ring is connected to the support, a positioning mechanism used for preventing leakage of the valve body is fixedly connected to the outer side of the valve core, the positioning mechanism comprises a hexagonal positioning piece, the hexagonal positioning piece is fixedly connected to the outer side of the valve core on the outer side of the valve core, a lubricating sleeve is connected to the position, close to the upper end, of the outer side of the valve core, a first O-shaped ring is connected to the inside of the lubricating sleeve, and a diaphragm sealing ring is connected to the position, close to the lower end, of the outer side of the valve core. The utility model utilizes the hexagon bolt on the positioning mechanism to position, prevents the valve shaft from rotating when the valve is opened and closed, further avoids the sealing structure in the sterile sampling valve from being damaged, and simultaneously adopts the diaphragm type sealing in the valve body to avoid secondary pollution.

Description

Manual aseptic sampling valve

Technical Field

The utility model relates to the technical field of sampling valves, in particular to a manual sterile sampling valve.

Background

Sampling valves are valves used for obtaining media samples in pipelines or equipment, and special sampling valves are often used in many occasions where chemical analysis is frequently required on the media samples. According to the working principle or different performances during sampling, the sampling valve mainly comprises a duplex opening valve, a flange clamping piece valve and a sampling valve with a heat-preservation clamping sleeve.

Aseptic sample valve is when taking a sample, and there is the friction action in inner structure, can cause the structure not hard up in the long-term past for the valve body leaks when the operation, and the case lacks necessary positioning mechanism simultaneously, and common aseptic sample valve can be because opening and closing of valve, leads to the valve shaft to rotate, thereby destroys sealedly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems, a manual sterile sampling valve is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the manual sterile sampling valve comprises a valve body, wherein a valve core is arranged in the valve body, a cap nut is connected to the upper end of the valve core, a flat pad is arranged at the lower end of the cap nut, a hand wheel is fixedly connected to the lower end of the flat pad, a support is connected to the outer side of the valve core, a steel wire clamping ring is connected to the support, and a positioning mechanism for preventing the valve body from leaking is fixedly connected to the outer side of the valve core.

Preferably, the positioning mechanism comprises a hexagonal positioning piece, the hexagonal positioning piece is fixedly connected to the outer side of the valve core, and the outer side of the valve core is connected with a second O-shaped ring.

Preferably, a lubricating sleeve is connected to the position, close to the upper end, of the outer side of the valve core, and a first O-shaped ring is connected to the lubricating sleeve.

Preferably, a diaphragm sealing ring is connected to the position, close to the lower end, of the outer side of the valve core, and the upper end of the diaphragm sealing ring is connected with a third O-ring.

Preferably, the hexagonal positioning piece is arranged above the O-shaped ring II, and the outer side of the hexagonal positioning piece is attached to the inner wall of the bracket.

Preferably, the valve body is connected with four socket head cap screws.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. this application utilizes O type circle as inner structure's support through adopting O type circle one and O type circle two structures, reduces valve body inner structure's friction, improves the smoothness nature that the valve opened and closed, reduces the friction, improve equipment durability.

2. This application utilizes hexagon bolt on the positioning mechanism to fix a position through adopting positioning mechanism, prevents that the valve shaft from rotating when the valve is opened and is closed, and then has avoided the inside seal structure of aseptic sample valve to be destroyed, and it is sealed that the valve body has still adopted the diaphragm type simultaneously, improves sealed effect, avoids secondary pollution.

Drawings

FIG. 1 illustrates an overall schematic structural view of a sterile sampling valve provided in accordance with an embodiment of the present invention;

FIG. 2 illustrates a cross-sectional structural schematic view of a sterile sampling valve provided in accordance with an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a hexagonal positioning element according to an embodiment of the present invention.

Illustration of the drawings:

1. a cap nut; 2. flattening the cushion; 3. a hand wheel; 4. a steel wire snap ring; 5. a first O-shaped ring; 6. a lubricating sleeve; 7. a valve core; 8. a support; 9. an O-shaped ring II; 10. an O-shaped ring III; 11. a diaphragm seal ring; 12. a valve body; 13. a socket head cap screw; 14. a hexagonal positioning piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

manual aseptic sample valve, including valve body 12, be provided with case 7 in the valve body 12, case 7 upper end is connected with

cap nut

1, and 1 lower extreme of cap nut is provided with flat 2 of filling up, and flat 2 lower extreme fixedly connected with hand wheels 3 that fill up, the case 7 outside is connected with support 8, is connected with steel wire snap ring 4 on the

support

8, and 7 outside fixedly connected with of case are used for preventing the positioning mechanism of valve body 12 leakage. The positioning mechanism comprises a hexagonal positioning piece 14, the hexagonal positioning piece 14 is fixedly connected to the outer side of the valve core 7, and the outer side of the valve core 7 is connected with a second O-shaped ring 9. The position of the outer side of the valve core 7 close to the upper end is connected with a lubricating sleeve 6, and an O-shaped ring I5 is connected in the lubricating sleeve 6. The position of the outer side of the valve core 7 close to the lower end is connected with a diaphragm sealing ring 11, and the upper end of the diaphragm sealing ring 11 is connected with a third O-shaped ring 10. The hexagonal positioning piece 14 is arranged above the O-shaped ring II 9, and the outer side of the hexagonal positioning piece 14 is attached to the inner wall of the bracket 8. The valve body 12 is connected with four socket head cap screws 13, and the socket head cap screws 13 are arranged in four.

Specifically, as shown in fig. 2, manual aseptic sampling valve, including valve body 12, be provided with case 7 in the valve body 12, case 7 upper end is connected with

cap nut

1, 1 lower extreme of cap nut is provided with flat pad 2, flat pad 2 lower extreme fixedly connected with hand wheel 3, the case 7 outside is connected with support 8, be connected with steel wire snap ring 4 on the

support

8, 7 outside fixedly connected with of case is used for preventing the positioning mechanism of valve body 12 leakage, utilize the hex bolts on the positioning mechanism to fix a position, the prevention valve shaft rotates when the valve is opened and is closed, and then avoided the inside seal structure of aseptic sampling valve to be destroyed, still adopted the diaphragm type in the valve body simultaneously and sealed, improve sealed effect, avoid secondary pollution.

Specifically, as shown in fig. 2, the positioning mechanism includes a hexagonal positioning member 14, the hexagonal positioning member 14 is fixedly connected to the outer side of the valve core 7, and the outer side of the valve core 7 is connected to the O-ring two 9. The position of the outer side of the valve core 7 close to the upper end is connected with a lubricating sleeve 6, and an O-shaped ring I5 is connected in the lubricating sleeve 6. The outer side of the valve core 7 close to the lower end is connected with a diaphragm sealing ring 11, the upper end of the diaphragm sealing ring 11 is connected with a third O-shaped ring 10, the O-shaped ring is used as a support of an internal structure, friction of the internal structure of the valve body 12 is reduced, opening and closing fluency of the valve 12 is improved, friction is reduced, and equipment durability is improved.

Specifically, as shown in fig. 3, the hexagonal positioning member 14 is disposed above the O-ring two 9, and the outer side of the hexagonal positioning member 14 is attached to the inner wall of the bracket 8. Be connected with socket head cap screw 13 on the valve body 12, socket head cap screw 13 is provided with four, adopts the socket head cap screw 13 who sets up outside valve body 12 to connect valve body 12 structure, has guaranteed the stability of valve body 12 structure.

In summary, the manual aseptic sampling valve provided by this embodiment closes one of the flow pipes during sampling, controls the hand wheel 3 to make the substance flow out of the other flow pipe, controls the hand wheel 3 to close the valve after sampling, reduces abrasion between structures by the O-ring in the operation process, closes the valve body 12 during aseptic disinfection, opens the two flow pipes, respectively serves as an inflow port and an outflow port, and introduces the disinfectant to complete disinfection, and has simple structure and convenient operation.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Manual aseptic sample valve, including valve body (12), its characterized in that, be provided with case (7) in valve body (12), case (7) upper end is connected with cap nut (1), cap nut (1) lower extreme is provided with flat pad (2), flat pad (2) lower extreme fixedly connected with hand wheel (3), the case (7) outside is connected with support (8), be connected with steel wire snap ring (4) on support (8), case (7) outside fixedly connected with is used for preventing the positioning mechanism that valve body (12) leaked.

2. The manual sterile sampling valve according to claim 1, wherein the positioning mechanism comprises a hexagonal positioning piece (14), the hexagonal positioning piece (14) is fixedly connected to the outer side of the valve core (7), and the outer side of the valve core (7) is connected with a second O-ring (9).

3. The manual sterile sampling valve according to claim 2, characterized in that a lubricating sleeve (6) is connected to the outer side of the valve core (7) close to the upper end, and a first O-ring (5) is connected in the lubricating sleeve (6).

4. A hand-operated sterile sampling valve according to claim 3, characterized in that a diaphragm sealing ring (11) is connected to the outer side of the valve core (7) near the lower end, and an O-ring III (10) is connected to the upper end of the diaphragm sealing ring (11).

5. The manual sterile sampling valve according to claim 4, wherein the hexagonal positioning piece (14) is arranged above the O-shaped ring II (9), and the outer side of the hexagonal positioning piece (14) is attached to the inner wall of the bracket (8).

6. A hand operated sterile sampling valve according to claim 5, wherein there are socket head cap screws (13) attached to the valve body (12), four of the socket head cap screws (13) being provided.