CN213575703U - No dead space tee bend sample valve - Google Patents
No dead space tee bend sample valve Download PDFInfo
- Publication number
- CN213575703U CN213575703U CN202022364055.4U CN202022364055U CN213575703U CN 213575703 U CN213575703 U CN 213575703U CN 202022364055 U CN202022364055 U CN 202022364055U CN 213575703 U CN213575703 U CN 213575703U
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- valve
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- sealed
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- 238000007789 sealing Methods 0.000 claims abstract description 50
- 210000004907 gland Anatomy 0.000 claims abstract description 23
- 238000005070 sampling Methods 0.000 claims abstract description 12
- 230000008676 import Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a no dead space tee bend sampling valve, which comprises a valve body, the valve pocket has been seted up to the valve body inboard, the import has been seted up in the valve pocket left side, first export and second export have been seted up on the valve pocket right side, the valve pocket upper end still is equipped with sealed chamber, sealed intracavity wall and outer wall all are equipped with the screw thread, be equipped with the elastic sealing piece in the sealed chamber, the pot head is equipped with sealed gland on the elastic sealing piece, sealed gland outer wall is equipped with the screw thread, sealed gland closes the connection soon through the screw thread and fixes in sealed chamber upper end, sealed gland upper end still is equipped with the valve gap, the valve gap closes the connecting cover soon through the screw thread and the sealed chamber external screw thread of inner wall and. The utility model discloses in, adopted the three-way form of Y type, improved the performance of sample valve to the valve part directly adopts the screw thread to close the connection soon, makes sample valve dismouting, sample convenient and fast more, has guaranteed the leakproofness of valve simultaneously.
Description
Technical Field
The utility model relates to a sample valve technical field especially relates to a no dead space tee bend sample valve.
Background
Sampling valves are devices for controlling fluid pressure and flow in fluid systems, valves for obtaining media samples in pipelines or equipment, and special sampling valves are often used in many occasions where chemical analysis of media samples is often required.
Among the current valve, most functions are comprehensive inadequately, have certain defect, can not satisfy the operation requirement under some specific conditions, for example can not guarantee good leakproofness when the sample, and the sample degree of difficulty increases under the good condition of assurance leakproofness to current sample valve does not have multidirectional circulation scheduling problem basically.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the three-way sampling valve without the dead cavity is provided for solving the problem that the sampling valve does not have multidirectional circulation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a dead-cavity-free three-way sampling valve comprises a valve body (1) and is characterized in that the inner side of the valve body (1) is provided with a valve cavity (2), the left side of the valve cavity (2) is provided with an inlet (3), the right side of the valve cavity (2) is provided with a first outlet (9) and a second outlet (10), the upper end of the valve cavity (2) is also provided with a sealing cavity (4), the inner wall and the outer wall of the sealing cavity (4) are both provided with threads, an elastic sealing block (5) is arranged in the sealing cavity (4), a sealing block gland (6) is sleeved at the upper end of the elastic sealing block (5), the outer wall of the sealing block gland (6) is provided with threads, the sealing block gland (6) is connected and fixed at the upper end of the sealing cavity (4) in a screwing way through the threads, the upper end of the sealing block gland (6) is also provided with a valve cover (7), and the valve cover (7) is screwed with the external thread of the sealing cavity (4) through the thread of the inner wall to be connected with the uppermost end of the valve body (1).
As a further description of the above technical solution:
an elastic gasket (8) is arranged between the sealing block gland (6) and the elastic sealing block (5).
As a further description of the above technical solution:
the angles between the central lines of the inlet (3) and the first outlet (9) and the second outlet (10) are both 120-160 degrees, and the angle between the central lines of the first outlet (9) and the second outlet (10) is 40-120 degrees.
As a further description of the above technical solution:
the valve cavity (2) is communicated with the sealing cavity (4).
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, adopted the screw thread to close soon and connect, with valve gap (7) and valve body (1), closely laminate between valve body (1) and sealed piece gland (6) to sealed piece gland (6) lower extreme adds establishes elasticity sealed piece (5), possesses elastic property through sealed piece, very big enhancement the sealing performance of sample valve, and the screw thread closes soon and connects the characteristics that have easy dismounting.
2. The utility model discloses in, design into Y type tee bend form with the sample valve, improved the performance of sample valve, ensured that the sample valve can use under more operating mode circumstances.
Drawings
Fig. 1 shows a schematic front view structure diagram provided according to an embodiment of the present invention;
fig. 2 shows a cross-sectional view a-a provided in accordance with an embodiment of the present invention.
Illustration of the drawings:
1. a valve body; 2. a valve cavity; 3. an inlet; 4. sealing the cavity; 5. an elastic sealing block; 6. a sealing block gland; 7. a valve cover; 8. an elastic washer; 9. a first outlet; 10. a second outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a dead-cavity-free three-way sampling valve comprises a valve body (1), a valve cavity (2) is arranged on the inner side of the valve body (1), the left side of the valve cavity (2) is provided with an inlet (3), the right side of the valve cavity (2) is provided with a first outlet (9) and a second outlet (10), the upper end of the valve cavity (2) is also provided with a sealing cavity (4), the inner wall and the outer wall of the sealing cavity (4) are both provided with threads, an elastic sealing block (5) is arranged in the sealing cavity (4), a sealing block gland (6) is sleeved at the upper end of the elastic sealing block (5), the outer wall of the sealing block gland (6) is provided with threads, the sealing block gland (6) is connected and fixed at the upper end of the sealing cavity (4) in a screwing way through the threads, the upper end of the sealing block gland (6) is also provided with a valve cover (7), and the valve cover (7) is screwed with the external thread of the sealing cavity (4) through the thread of the inner wall to be connected with the uppermost end of the valve body (1).
Specifically, as shown in fig. 1, an elastic gasket (8) is arranged between the sealing block gland (6) and the elastic sealing block (5), and the elastic gasket (8) can play a certain compensation role between the sealing block gland (6) and the elastic sealing block (5) to increase the sealing performance.
Specifically, as shown in fig. 2, the angles between the centerlines of the inlet (3), the first outlet (9) and the second outlet (10) are both 120 ° to 160 °, and the angle between the centerlines of the first outlet (9) and the second outlet (10) is 40 ° to 120 °, so that the medium can flow more smoothly in the flow channel, and the smaller the angle, the smaller the resistance of the medium.
Specifically, as shown in fig. 1, the valve cavity (2) is communicated with the sealing cavity (4), so that the air tightness in the sampling process is ensured.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. A dead-cavity-free three-way sampling valve comprises a valve body (1) and is characterized in that the inner side of the valve body (1) is provided with a valve cavity (2), the left side of the valve cavity (2) is provided with an inlet (3), the right side of the valve cavity (2) is provided with a first outlet (9) and a second outlet (10), the upper end of the valve cavity (2) is also provided with a sealing cavity (4), the inner wall and the outer wall of the sealing cavity (4) are both provided with threads, an elastic sealing block (5) is arranged in the sealing cavity (4), a sealing block gland (6) is sleeved at the upper end of the elastic sealing block (5), the outer wall of the sealing block gland (6) is provided with threads, the sealing block gland (6) is connected and fixed at the upper end of the sealing cavity (4) in a screwing way through the threads, the upper end of the sealing block gland (6) is also provided with a valve cover (7), and the valve cover (7) is screwed with the external thread of the sealing cavity (4) through the thread of the inner wall to be connected with the uppermost end of the valve body (1).
2. The three-way sampling valve without dead space according to claim 1, characterized in that an elastic washer (8) is arranged between the sealing block gland (6) and the elastic sealing block (5).
3. The dead-space-free three-way sampling valve according to claim 1, wherein the angle between the centerlines of the inlet (3) and the first and second outlets (9, 10) is 120 ° to 160 °, and the angle between the centerlines of the first and second outlets (9, 10) is 40 ° to 120 °.
4. The three-way sampling valve without dead space according to claim 1, characterized in that the valve chamber (2) is in communication with the seal chamber (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022364055.4U CN213575703U (en) | 2020-10-22 | 2020-10-22 | No dead space tee bend sample valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022364055.4U CN213575703U (en) | 2020-10-22 | 2020-10-22 | No dead space tee bend sample valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213575703U true CN213575703U (en) | 2021-06-29 |
Family
ID=76526898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022364055.4U Active CN213575703U (en) | 2020-10-22 | 2020-10-22 | No dead space tee bend sample valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213575703U (en) |
-
2020
- 2020-10-22 CN CN202022364055.4U patent/CN213575703U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231109 Address after: Zone B, 2nd Floor, Building 5, No. 899 Jinge Road, Jinshan District, Shanghai, 200000 Patentee after: Spanway (Shanghai) Medical Equipment Co.,Ltd. Address before: 315000 3-2-41, 715 Changxing Road, Jiangbei District, Ningbo City, Zhejiang Province Patentee before: Zhejiang Derek Water Treatment Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |