CN201599473U - Valve with pressure measuring holes - Google Patents
Valve with pressure measuring holes Download PDFInfo
- Publication number
- CN201599473U CN201599473U CN2010203004618U CN201020300461U CN201599473U CN 201599473 U CN201599473 U CN 201599473U CN 2010203004618 U CN2010203004618 U CN 2010203004618U CN 201020300461 U CN201020300461 U CN 201020300461U CN 201599473 U CN201599473 U CN 201599473U
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- Prior art keywords
- pressure tap
- valve
- plug
- spool
- pressure measuring
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- Expired - Fee Related
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Abstract
The utility model provides a valve with the pressure measuring holes, belongs to the technical field of valves, and solves the problem of worse pressure measuring effect due to the fact that the conventional valve with pressure measuring holes can only measure the water pressure of the water inlet end or the water outlet end, and can not accurately measure the water pressure of the valve. The valve with the pressure measuring holes provided by the utility model comprises a valve body and a valve core, wherein the valve core is mounted inside the valve body, the inner end of a valve rod is connected with the valve core, the outer end of the valve rod extends out of the valve body and is connected with a handle, a valve core seat sealed with the valve core is arranged in the middle of the valve body, a valve core pressure measuring hole is communicated with the valve core seat, demountable core plugs are arranged at a water inlet pressure measuring hole, a water outlet pressure measuring hole and the valve core pressure measuring hole, and the core plugs connected with the water inlet pressure measuring hole, the water outlet pressure measuring hole and the valve core pressure measuring hole enable fluid media flowing through the valve not to leak from the three holes. The valve with the pressure measuring holes provided by the utility model has the advantages of good valve pressure measuring effect, and simple and reasonable structure.
Description
Technical field
The utility model belongs to valve technology field, relates to a kind of valve, particularly a kind of valve with pressure tap.
Background technique
Valve is widely used in pipe-line system.Need to understand timely the pressure in the pipe-line system in some pipe-line system, for example pressure gauge just can reach this purpose.But pressure gauge needs independent being installed in the pipe-line system, seems more loaded down with trivial details in installation process.Simultaneously, pressure gauge neither often frequent use, makes that like this cost of whole pipe-line system is higher.
In order to solve above-mentioned purpose, people's design place has been arranged a kind of valve with pressure tap.Usually, pressure tap is that feed-water end or the waterexit end that is opened in valve body located.The test feed-water end that like this can only be single or the hydraulic pressure of waterexit end, actual piezo-effect is relatively poor, can accurately not measure the hydraulic pressure at valve place.
Chinese patent CN200971768Y " but a kind of pressure measurement stopcock " of providing for example, it comprises a housing, and parts such as valve ball are housed in the housing.On housing, offer a pressure tap, a plunger is housed at the pressure tap place.When needing the pressure in the test stopcock housing plunger is taken out, then the pressure measurement instrument is connected to the pressure tap place and gets final product.Obviously, this patent also not from essence overcome the relatively poor problem of piezo-effect.
Existing other valve also exists similar problem.
Summary of the invention
The purpose of this utility model is at existing in prior technology the problems referred to above, provides a kind of piezo-effect the valve with pressure tap better, simple in structure.
The purpose of this utility model can realize by following technical proposal: a kind of valve with pressure tap, comprise valve body, spool, valve rod and handle, described spool is loaded in the valve body, the inner and the spool of valve rod link, the outer end of valve rod stretches out valve body and handle links, described valve body middle part has the valve core case that can form sealing with spool, described two ends of valve body also has intake tunnel and the exhalant canal that communicates with valve core case, it is characterized in that, also be provided with into water pressure tap on the described valve body, water outlet pressure tap such as spool pressure tap, above-mentioned water inlet pressure tap communicates with the intake tunnel of valve body, above-mentioned water outlet pressure tap communicates with the exhalant canal of valve body, above-mentioned spool pressure tap communicates with the valve core case place, above-mentioned water inlet pressure tap, water outlet pressure tap such as spool pressure tap place are equipped with detachable plug.
In the valve that originally has pressure tap, being connected in into, the flowing medium at the feasible valve place that flows through of plug of water pressure tap, water outlet pressure tap such as spool pressure tap can not leaked by above-mentioned place, three holes.
When needing the accurate pressure in the test pipe-line system, the plug at water inlet pressure tap, water outlet pressure tap such as spool pressure tap place is split out respectively, then three measuring cells are connected to into water pressure tap, water outlet pressure tap such as spool pressure tap respectively, just can test out hydraulic pressure by locating of valve water inlet, hydraulic pressure that the valve exhalant canal goes out and the hydraulic pressure at valve core case place accurately.Certainly, three plugs being connected to above-mentioned place, three holes after test finishes gets final product again.
In the above-mentioned valve with pressure tap, described plug all is connected by screw thread with above-mentioned water inlet pressure tap, water outlet pressure tap such as spool pressure tap.Can make three plugs be connected in into water pressure tap, water outlet pressure tap and spool pressure tap place respectively firmly by screw thread.
In above-mentioned valve with pressure tap, the sealing seat that has protrusion in the described water inlet pressure tap, the above-mentioned plug outside by scyewed joint in water inlet pressure tap place, plug the inner has the sealing surface and inner the contact with sealing surface of plug that are complementary with sealing seat and forms sealing, and the outer end of plug is in the into port of water pressure tap.By sealing surface contact with sealing seat make plug can with the water inlet pressure tap seal up firmly.
In above-mentioned valve with pressure tap, the sealing seat that has protrusion in the described water outlet pressure tap, the above-mentioned plug outside by scyewed joint in water outlet pressure tap place, plug the inner has the sealing surface and its inner the contact with sealing surface that are complementary with sealing seat and forms sealing, and the outer end of plug is in the port of water outlet pressure tap.Contact with sealing seat by sealing surface and to make plug the water outlet pressure tap can be sealed up firmly.
In above-mentioned valve with pressure tap, the sealing seat that has protrusion in the described spool pressure tap, the above-mentioned plug outside by scyewed joint in spool pressure tap place, plug the inner has the sealing surface and its inner the contact with sealing surface that are complementary with sealing seat and forms sealing, and the outer end of plug is in the port of spool pressure tap.Contact with sealing seat by sealing surface and to make plug the spool pressure tap can be sealed up firmly.
In the above-mentioned valve with pressure tap, described plug outer end has the linkage structure that can link to each other with extracting tool.Extracting tool is connected in the linkage structure place just can rotates plug easily, make plug deviate from from the water inlet pressure tap.Certainly, the plug at water outlet pressure tap such as spool pressure tap place is also adopted and is used the same method.
In the above-mentioned valve with pressure tap, described linkage structure is the prismatic hole at place, plug outer end.The extracting tool of prism-shaped is inserted place, prismatic hole can be screwed out plug easily by extracting tool.
As second kind of situation, in above-mentioned valve with pressure tap, the prism that described linkage structure is protruded for the plug outer end.The extracting tool that will have prismatic hole is connected with the outer end of this plug and can easily plug be screwed out by extracting tool.
As the third scheme, in the above-mentioned valve with pressure tap, described linkage structure is the groove of in-line for the plug outer end.Can rotate plug easily by straight screwdriver, make plug to withdraw from fast.
Compared with prior art, originally have the valve of pressure tap, therefore, measuring cell is connected to each above-mentioned pressure tap place can tests out valve pressure condition everywhere accurately owing to all have pressure tap at intake tunnel, exhalant canal and the valve core case place of valve body.Obviously, its piezo-effect is better.Simultaneously, need pressure gauge etc. be set in addition in pipe-line system, simplify pipe-line system.
In addition, it just is provided with three pressure taps, so its structure is also fairly simple on valve body.
Description of drawings
Fig. 1 is the form structure schematic representation that originally has the valve of pressure tap.
Fig. 2 is the sectional structure schematic representation that originally has the valve of pressure tap.
Fig. 3 is the linkage structure schematic representation that originally has water inlet pressure tap and plug in the valve of pressure tap.
Among the figure, 1, valve body; 1a, valve core case; 1b, intake tunnel; 1c, exhalant canal; 1d, water inlet pressure tap; 1e, water outlet pressure tap; 1f, spool pressure tap; 2, spool; 3, valve rod; 4, handle; 5, plug; 5a, sealing surface; 5b, linkage structure; 6, sealing seat.
Embodiment
As depicted in figs. 1 and 2, the valve that originally has pressure tap is made up of valve body 1, spool 2, valve rod 3 and handle 4 etc.
The middle part of valve body 1 has valve core case 1a, and can form sealing by between when spool 2 contacts with valve core case 1a.The two ends of valve body 1 have intake tunnel 1b and exhalant canal 1c respectively.
Also be provided with into water pressure tap 1d, water outlet pressure tap 1e and spool pressure tap 1f on valve body 1, water inlet pressure tap 1d communicates with intake tunnel 1b, and water outlet pressure tap 1e communicates with exhalant canal 1c, and spool pressure tap 1f communicates with valve core case 1a place.Be equipped with a plug 5 at water inlet pressure tap 1d, water outlet pressure tap 1e and spool pressure tap 1f place, these three plugs 5 can seal up water inlet pressure tap 1d, water outlet pressure tap 1e and spool pressure tap 1f respectively.
As shown in Figure 3, the outside of plug 5 has screw thread.Have the sealing seat 6 of protrusion in the water inlet pressure tap 1d, plug 5 outsides are by being threadedly connected to into water pressure tap 1d place.The inner of plug 5 has the sealing surface 5a that is complementary with sealing seat 6 and when plug 5 was connected in into water pressure tap 1d, sealing surface 5a contacted with sealing seat 6 and forms sealing; The outer end of plug 5 is concordant with the port of water inlet pressure tap 1d.
Place, outer end at plug 5 has the linkage structure 5b that can be connected with extracting tool, and linkage structure 5b can be prismatic hole, also can be the prism that protrudes; Certainly, according to actual conditions, also can directly offer the groove of in-line in the plug outer end.
The plug 5 at water outlet pressure tap 1c and spool pressure tap 1f place is just the same with the structure and the principle of water inlet pressure tap 1d place plug 5, does not just give unnecessary details one by one at this.
When needing the hydraulic pressure situation in the test valve, three plugs 5 are split out from water inlet pressure tap 1d, water outlet pressure tap 1e and spool pressure tap 1f respectively, then the pressure measurement instrument is inserted water inlet pressure tap 1d, water outlet pressure tap 1e and spool pressure tap 1f place and get final product.Certainly, plug 5 to be reconnected after test finishes at water inlet pressure tap 1d, water outlet pressure tap 1e and spool pressure tap 1f place.
Certainly, can only test the hydraulic pressure of part in the valve, for example,, see shown in Figure 1 in the adapter part that the water inlet pressure tap 1d and the water outlet pressure tap 1e place of valve all are connected to measuring cell according to actual conditions.
Claims (9)
1. valve with pressure tap, comprise valve body (1), spool (2), valve rod (3) and handle (4), described spool (2) is loaded in the valve body (1), the inner of valve rod (3) and spool (2) link, the outer end of valve rod (3) is stretched out valve body (1) and is linked with handle (4), described valve body (1) middle part has the valve core case (1a) that can form sealing with spool (2), the two ends of described valve body (1) also have intake tunnel (1b) and the exhalant canal (1c) that communicates with valve core case (1a), it is characterized in that, also be provided with into water pressure tap (1d) on the described valve body (1), water outlet pressure tap (1e) and spool pressure tap (1f), above-mentioned water inlet pressure tap (1d) communicates with the intake tunnel (1b) of valve body (1), above-mentioned water outlet pressure tap (1e) communicates with the exhalant canal (1c) of valve body (1), above-mentioned spool pressure tap (1f) is located to communicate with valve core case (1a), above-mentioned water inlet pressure tap (1d), water outlet pressure tap (1e) and spool pressure tap (1f) locate to be equipped with detachable plug (5).
2. the valve with pressure tap according to claim 1 is characterized in that, described plug (5) all is connected by screw thread with above-mentioned water inlet pressure tap (1d), water outlet pressure tap (1e) and spool pressure tap (1f).
3. the valve with pressure tap according to claim 1 and 2, it is characterized in that, the sealing seat (6) that has protrusion in the described water inlet pressure tap (1d), above-mentioned plug (5) outside is located in water inlet pressure tap (1d) by scyewed joint, plug (5) the inner has the sealing surface (5a) and inner the contact with sealing surface (5a) of plug (5) that are complementary with sealing seat (6) and forms sealing, and the outer end of plug (5) is in the into port of water pressure tap (1d).
4. the valve with pressure tap according to claim 1 and 2, it is characterized in that, the sealing seat (6) that has protrusion in the described water outlet pressure tap (1e), above-mentioned plug (5) outside is located in water outlet pressure tap (1e) by scyewed joint, plug (5) the inner has the sealing surface (5a) and its inner the contact with sealing surface (5a) that are complementary with sealing seat (6) and forms sealing, and the outer end of plug (5) is in the port of water outlet pressure tap (1e).
5. the valve with pressure tap according to claim 1 and 2, it is characterized in that, the sealing seat (6) that has protrusion in the described spool pressure tap (1f), above-mentioned plug (5) outside is located in spool pressure tap (1f) by scyewed joint, plug (5) the inner has the sealing surface (5a) and its inner the contact with sealing surface (5a) that are complementary with sealing seat (6) and forms sealing, and the outer end of plug (5) is in the port of spool pressure tap (1f).
6. the valve with pressure tap according to claim 1 and 2 is characterized in that, described plug (5) outer end has the linkage structure (5b) that can link to each other with extracting tool.
7. the valve with pressure tap according to claim 6 is characterized in that, described linkage structure (5b) is the prismatic hole at place, plug (5) outer end.
8. the valve with pressure tap according to claim 6 is characterized in that, described linkage structure (5b) is the prism that protrude plug (5) outer end.
9. the valve with pressure tap according to claim 6 is characterized in that, described linkage structure (5b) is the groove of in-line for plug (5) outer end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203004618U CN201599473U (en) | 2010-01-12 | 2010-01-12 | Valve with pressure measuring holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203004618U CN201599473U (en) | 2010-01-12 | 2010-01-12 | Valve with pressure measuring holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201599473U true CN201599473U (en) | 2010-10-06 |
Family
ID=42810528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203004618U Expired - Fee Related CN201599473U (en) | 2010-01-12 | 2010-01-12 | Valve with pressure measuring holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201599473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679005A (en) * | 2012-05-13 | 2012-09-19 | 龙口市海丰环境科技工程有限公司 | Multi-channel water treatment valve with test holes |
-
2010
- 2010-01-12 CN CN2010203004618U patent/CN201599473U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679005A (en) * | 2012-05-13 | 2012-09-19 | 龙口市海丰环境科技工程有限公司 | Multi-channel water treatment valve with test holes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG WORLD HAVC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: WOERDA COPPER INDUSTRY CO., LTD.;ZHEJIANG PROVINCE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 317608 Industrial Zone, Yuhuan County, Zhejiang Province Patentee after: Zhejiang world HVAC technology Co Ltd Address before: 317608 Industrial Zone, Yuhuan County, Zhejiang Province Patentee before: Zhejiang Woerda Copper Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20170112 |