CN214578879U - High-performance sterile three-way antibiotic stop valve - Google Patents
High-performance sterile three-way antibiotic stop valve Download PDFInfo
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- CN214578879U CN214578879U CN202120554992.8U CN202120554992U CN214578879U CN 214578879 U CN214578879 U CN 214578879U CN 202120554992 U CN202120554992 U CN 202120554992U CN 214578879 U CN214578879 U CN 214578879U
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Abstract
The utility model relates to the technical field of stop valves, in particular to a high-performance sterile three-way antibiotic stop valve, which comprises a valve body, a valve cover, a valve rod and a hand wheel, wherein the top of the valve body is connected with the valve cover through a bolt detachable seal, one end of the valve rod passes through the valve cover and extends into the valve body, meanwhile, the top end of the valve rod is detachably and fixedly connected with the hand wheel through a nut, the bottom end of the valve rod positioned in the valve body is sequentially provided with a valve clack and a sealing element from top to bottom, and the sealing element, the valve clack and the valve rod are sequentially detachably and fixedly connected through a locking screw rod; the problem of three-way antibiotic stop valve when using, its inside valve clack and the seal structure between the disk seat are simple, seal through the single sealed face that uses sealed pad in the bottom of valve clack usually, lead to sealed effect poor, and the dismouting step between its valve rod, valve clack, the sealing member is loaded down with trivial details simultaneously, wastes time and energy is solved.
Description
Technical Field
The utility model relates to a stop valve technical field, concretely relates to aseptic tee bend antibiotic stop valve of high performance.
Background
The stop valve is a valve whose opening and closing member (valve clack) moves along the central line of valve seat, the valve clack makes linear motion along the central line of valve seat, and because the valve rod of said valve has relatively short opening or closing stroke and has very reliable cutting function, and because the change of valve seat opening and stroke of valve clack are in direct proportional relation, it is very suitable for regulating flow rate. The antibiotic stop valve is mainly applied to the fields of biological fermentation, medicines and the like, mainly takes antibiotics as media, and is required to be cleaned and sterilized frequently for each part which can contact the antibiotic media in order to avoid contamination of products caused by residual antibiotic media.
Three-way antibiotic stop valve among the prior art is when using, and seal structure between its inside valve clack and the disk seat is simple, seals through the single sealed face that uses sealed pad in the bottom of valve clack usually, leads to sealed effect poor, and the dismouting step between its valve rod, valve clack, the sealing member is loaded down with trivial details simultaneously, wastes time and energy, consequently needs the aseptic three-way antibiotic stop valve of research and development high performance to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a high performance aseptic tee bend antibiotic stop valve, through the design and the use of a series of structures, solved tee bend antibiotic stop valve when using, seal structure between its inside valve clack and the disk seat is simple, seals through the single sealed face that seals up of bottom use at the valve clack usually, leads to sealed effect poor, and the dismouting step between its valve rod, valve clack, the sealing member is loaded down with trivial details simultaneously, the problem that wastes time and energy.
The utility model discloses a following technical scheme realizes:
the high-performance sterile three-way antibiotic stop valve comprises a valve body, a valve cover, a valve rod and a hand wheel, wherein the top of the valve body is detachably and hermetically connected with the valve cover through a bolt, one end of the valve rod penetrates through the valve cover and extends into the valve body, meanwhile, the top end of the valve rod is detachably and fixedly connected with the hand wheel through a nut, the bottom end of the valve rod positioned in the valve body is sequentially provided with a valve clack and a sealing element from top to bottom, and the sealing element, the valve clack and the valve rod are sequentially detachably and fixedly connected through a locking screw;
the sealing element comprises a sealing gasket and a sealing gasket groove, the sealing gasket groove is symmetrically formed in the end faces of the upper side and the lower side of the sealing gasket, and the sealing gasket groove extends inwards along the outer diameter edge of the sealing gasket;
the valve body is internally provided with a valve seat which is integrally formed with the valve body, the valve seat is matched with the sealing element, and the valve clack moves upwards or downwards to drive the sealing element to be separated from or sealed with the valve seat, so that the stop valve is opened or closed.
Preferably, the valve further comprises a packing gland, a packing cavity and packing, wherein the packing gland is located above the valve cover, the packing cavity is arranged at the axial position of the top of the valve cover, the valve rod penetrates through the packing cavity, and the packing filled in the packing cavity is compressed through the packing gland.
Preferably, the valve clack includes the valve clack body, valve clack groove, inserting groove, seal groove and through-hole, the bottom of the valve clack body seted up with the sealing member matched with the valve clack groove, the confession has been seted up to the top axial of the valve clack body the valve rod installation is pegged graft the inserting groove, bilateral symmetry has seted up about the inner wall of inserting groove the seal groove, through establish the sealing washer in the seal groove will the valve rod with the inserting groove seals, the through-hole is seted up in the bottom axial department of inserting groove is used for supplying locking screw passes it the through-hole with the valve rod fastening links to each other.
Preferably, the axial position of the sealing gasket further comprises an inserting hole which is formed and used for the locking screw to penetrate through, the bottom of the sealing gasket further comprises a sealing gasket, and the sealing gasket is pressed tightly through the sealing gasket sleeved on the sealing gasket when the locking screw is locked.
Preferably, the top of the valve seat is provided with a valve seat groove for matching with the sealing element.
Preferably, the bottom of the valve rod is provided with a threaded hole for locking and matching with the locking screw.
Preferably, the sealing gasket and the sealing washer are both made of HDPE sealing materials.
The utility model has the advantages that:
the utility model solves the problems that when the three-way antibiotic stop valve is used, the sealing structure between the valve clack and the valve seat is simple, the bottom of the valve clack is sealed by using a single sealing surface of a sealing gasket, the sealing effect is poor, and the disassembly and assembly steps among the valve rod, the valve clack and the sealing element are complicated and time and labor are wasted;
and the utility model has the advantages of novel structure and reasonable design, it is nimble to handle, has stronger practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the structure of the present invention;
fig. 2 is a side view of the structure of the present invention;
FIG. 3 is an exploded view of the valve flap, valve seat, seal and valve stem assembly of the present invention;
fig. 4 is a cross-sectional view of fig. 3 of the present invention.
In the figure: 1-valve body, 2-valve cover, 3-valve rod, 31-threaded hole, 4-hand wheel, 5-valve flap, 51-valve flap body, 52-valve flap groove, 53-insertion groove, 54-sealing groove, 55-through hole, 6-sealing element, 61-sealing pad, 62-sealing pad groove, 63-insertion hole, 64-sealing gasket, 7-locking screw, 8-valve seat, 81-valve seat groove, 9-packing gland, 10-packing cavity and 11-packing.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, an embodiment of the present invention specifically discloses a technical scheme for providing a high performance aseptic three-way antibiotic stop valve, which includes a valve body 1, a valve cover 2, a valve rod 3 and a hand wheel 4, wherein the top of the valve body 1 is detachably and sealedly connected with the valve cover 2 through a bolt, one end of the valve rod 3 passes through the valve cover 2 and extends into the valve body 1, meanwhile, the top end of the valve rod 3 is detachably and fixedly connected with the hand wheel 4 through a nut, the bottom end of the valve rod 3 inside the valve body 1 is sequentially provided with a valve flap 5 and a sealing element 6 from top to bottom, and the sealing element 6, the valve flap 5 and the valve rod 3 are sequentially detachably and fixedly connected through a locking screw 7; above-mentioned technical scheme is when using, through rotating hand wheel 4, utilizes valve rod 3 and support bracket for the common structure of stop valve among the prior art, sets up in the top of valve gap 2 promptly, provides the effort when reciprocating for valve rod 3, and the event is no longer elaborated and is repeated foretell screw thread power transmission effect, drives valve rod 3 and upwards or moves down, drives valve clack 5 and sealing member 6 in step and upwards or moves down, separates or seals with disk seat 8 promptly, can realize opening or closing the stop valve.
As a specific technical scheme of the present invention, the sealing member 6 includes a sealing gasket 61 and a sealing gasket groove 62, the sealing gasket groove 62 is symmetrically formed on the upper and lower end surfaces of the sealing gasket 61, and the sealing gasket groove 62 extends inward along the outer diameter edge of the sealing gasket 61; the inside of valve body 1 still includes the disk seat 8 with 1 integrated into one piece of valve body, and disk seat 8 cooperatees with sealing member 6, upwards or moves down through valve clack 5 and drives sealing member 6 and disk seat 8 and separate or seal, reaches and opens or close the stop valve. By utilizing the matching between the sealing gasket grooves 62 on the upper side and the lower side of the sealing element 6 and the valve clack 5 and the valve seat 8 respectively, namely through the matching of the stepped boss structure, the effect of multiple sealing between the sealing element 6 and the valve seat 8 and between the sealing element 6 and the valve clack 5 can be realized, and the sealing performance of the sealing element is further improved.
Referring to fig. 1, 2, 3, and 4, in particular, the present invention further includes a packing gland 9, a packing chamber 10, and a packing 11, where the packing gland 9 is located above the valve cap 2, the packing chamber 10 is opened at the top axial position of the valve cap 2, and the valve rod 3 passes through the packing chamber 10, and the packing 11 filled in the packing chamber 10 is compressed by the packing gland 9.
Concretely, valve clack 5 includes the valve clack body 51, valve clack groove 52, inserting groove 53, seal groove 54 and through-hole 55, valve clack groove 52 with 6 matched with of sealing member has been seted up to the bottom of valve clack body 51, inserting groove 53 that supplies the installation of valve rod 3 to peg graft has been seted up to the top axial of valve clack body 51, seal groove 54 has been seted up to bilateral symmetry about the inner wall of inserting groove 53, seal groove 54 seals valve rod 3 and inserting groove 53 through the embedded sealing washer that establishes in seal groove 54, the bottom axial department of inserting groove 53 is seted up to through-hole 55, be used for supplying locking screw 7 to pass its through-hole 55 and link to each other with the fastening of valve rod 3. The improvement of above-mentioned scheme can realize directly can reaching through a locking screw 7 that the locking between valve clack 5, sealing member 6 and the valve rod 3 is fixed, avoids traditional between sealing member 6 and valve clack 5, the respectively assembly locking between valve clack 5 and the valve rod 3, reaches the purpose that the locking step is simple, labour saving and time saving.
Meanwhile, the sealing performance between the valve rod 3 and the valve clack groove 52 during installation can be realized by using the two sealing rings embedded in the sealing groove 54.
Specifically, the axial position of the sealing gasket 61 further comprises an inserting hole 63 which is formed and used for the locking screw 7 to penetrate through, the bottom of the sealing gasket 61 further comprises a sealing gasket 64, and the sealing gasket 61 is pressed tightly through the sealing gasket 64 which is sleeved when the locking screw 7 is locked. By means of the compression of the sealing washer 64, the locking effect can be improved, meanwhile, the sealing washer 61 is protected, and the loss of the sealing washer 61 caused by overlarge local compression force is avoided.
Specifically, the top of the valve seat 8 is used for matching with the sealing element 6 through an opened valve seat groove 81; the sealing effect is achieved by the cooperation between the seat groove 81 and the flap groove 52 on the flap 5.
Specifically, the bottom of the valve rod 3 is provided with a threaded hole 31 for locking and matching with the locking screw 7, and locking and fixing are performed by utilizing the thread force between the threaded hole 31 and the locking screw 7.
Specifically, the sealing gasket 61 and the sealing washer 64 are made of HDPE sealing materials, so that the wear-resistant and corrosion-resistant performances are achieved.
The utility model discloses under the design and the use that adopt above-mentioned structure, solved three-way antibiotic stop valve when using, its inside valve clack 5 is simple with the seal structure between the disk seat 8, seals through the single sealed face that uses sealed pad 61 in the bottom of valve clack 5 usually, leads to sealed effect poor, and the dismouting step between its valve rod 3, valve clack 5, the sealing member 6 is loaded down with trivial details, the problem that wastes time and energy simultaneously.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The high-performance sterile three-way antibiotic stop valve comprises a valve body (1), a valve cover (2), a valve rod (3) and a hand wheel (4), wherein the top of the valve body (1) is detachably and hermetically connected with the valve cover (2) through a bolt, one end of the valve rod (3) penetrates through the valve cover (2) and extends into the valve body (1), and meanwhile, the top end of the valve rod (3) is detachably and fixedly connected with the hand wheel (4) through a nut;
the sealing element (6) comprises a sealing gasket (61) and a sealing gasket groove (62), the sealing gasket groove (62) is symmetrically formed in the end faces of the upper side and the lower side of the sealing gasket (61), and the sealing gasket groove (62) extends inwards along the edge of the outer diameter of the sealing gasket (61);
the inside of valve body (1) still include with valve seat (8) of valve body (1) integrated into one piece, valve seat (8) with sealing member (6) cooperate, through valve clack (5) upwards or the drive of moving down sealing member (6) with valve seat (8) separate or seal, reach right the stop valve opens or closes.
2. The high-performance sterile three-way antibiotic stop valve according to claim 1, further comprising a packing gland (9), a packing cavity (10) and a packing (11), wherein the packing gland (9) is located above the valve cover (2), the packing cavity (10) is opened at the top axial position of the valve cover (2), and the valve rod (3) penetrates through the packing cavity (10), and the packing (11) filled in the packing cavity (10) is compressed through the packing gland (9).
3. The high performance sterile three-way antibiotic shut-off valve of claim 1, the valve clack (5) comprises a valve clack body (51), a valve clack groove (52), an insertion groove (53), a sealing groove (54) and a through hole (55), the bottom of the valve flap body (51) is provided with the valve flap groove (52) matched with the sealing element (6), the top of the valve clack body (51) is axially provided with the insertion groove (53) for the valve rod (3) to be installed and inserted, the upper side and the lower side of the inner wall of the insertion groove (53) are symmetrically provided with the sealing groove (54), the valve rod (3) and the insertion groove (53) are sealed by embedding a sealing ring in the sealing groove (54), the through hole (55) is arranged at the axial position of the bottom of the inserting groove (53), the locking screw (7) is used for being tightly connected with the valve rod (3) through the through hole (55) of the locking screw.
4. The high-performance sterile three-way antibiotic stop valve according to claim 1, characterized in that the axial position of the sealing gasket (61) further comprises an insertion hole (63) which is provided for the locking screw (7) to pass through, the bottom of the sealing gasket (61) further comprises a sealing gasket (64), and the sealing gasket (61) is compressed by the sealing gasket (64) which is sleeved when the locking screw (7) is locked.
5. The high performance aseptic three-way antibiotic shut-off valve according to claim 1, characterized in that the top of the valve seat (8) is through an open valve seat groove (81) for cooperation with the sealing member (6).
6. The high-performance sterile three-way antibiotic stop valve according to claim 3, characterized in that the bottom of the valve rod (3) is provided with a threaded hole (31) for locking and matching with the locking screw (7).
7. The high-performance sterile three-way antibiotic stop valve according to claim 4, wherein the sealing gasket (61) and the sealing gasket (64) are made of HDPE sealing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120554992.8U CN214578879U (en) | 2021-03-18 | 2021-03-18 | High-performance sterile three-way antibiotic stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120554992.8U CN214578879U (en) | 2021-03-18 | 2021-03-18 | High-performance sterile three-way antibiotic stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214578879U true CN214578879U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120554992.8U Active CN214578879U (en) | 2021-03-18 | 2021-03-18 | High-performance sterile three-way antibiotic stop valve |
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| Country | Link |
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| CN (1) | CN214578879U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592147A (en) * | 2023-07-13 | 2023-08-15 | 欧尚元智能装备有限公司 | Valve opening and closing piece and straight-through stop valve |
| CN117605843A (en) * | 2024-01-19 | 2024-02-27 | 四川中油乐仪能源装备制造股份有限公司 | Throttling cut-off emptying valve with valve clack and valve seat easy to replace |
-
2021
- 2021-03-18 CN CN202120554992.8U patent/CN214578879U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592147A (en) * | 2023-07-13 | 2023-08-15 | 欧尚元智能装备有限公司 | Valve opening and closing piece and straight-through stop valve |
| CN116592147B (en) * | 2023-07-13 | 2023-10-03 | 欧尚元智能装备有限公司 | Valve opening and closing piece and straight-through stop valve |
| CN117605843A (en) * | 2024-01-19 | 2024-02-27 | 四川中油乐仪能源装备制造股份有限公司 | Throttling cut-off emptying valve with valve clack and valve seat easy to replace |
| CN117605843B (en) * | 2024-01-19 | 2024-03-29 | 四川中油乐仪能源装备制造股份有限公司 | Throttling cut-off emptying valve with valve clack and valve seat easy to replace |
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