CN201902578U - Flow equalizing valve - Google Patents
Flow equalizing valve Download PDFInfo
- Publication number
- CN201902578U CN201902578U CN2010206394451U CN201020639445U CN201902578U CN 201902578 U CN201902578 U CN 201902578U CN 2010206394451 U CN2010206394451 U CN 2010206394451U CN 201020639445 U CN201020639445 U CN 201020639445U CN 201902578 U CN201902578 U CN 201902578U
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- Prior art keywords
- hole
- valve
- orifice plate
- current
- plate
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Abstract
The utility model discloses a flow equalizing valve. The spool of the flow equalizing valve consists of an upper orifice plate and a lower orifice plate. One of the lower orifice plate and the upper orifice plate is provided with a second through hole with larger diameter and the other orifice plate is provided with a plurality of first through holes with smaller diameter which can be fully directed at the second through hole. The flow of the flow equalizing valve is controlled by the first through holes. When the flow of the flow equalizing valve is adjusted, the resistance coefficient of the flow equalizing valve in each state can be known, therefore the flow of the flow equalizing valve can be known and the goal of distribution according to the needs of different users can be realized.
Description
Technical field
The utility model relates to a kind of current-sharing valve, relates in particular to a kind of current-sharing valve that is used for the accurately controlled water flow amount of circulating water pipe network system.
Background technique
In the circulating water pipe network system of central heat supply or central air-conditioner, need control the water flow of pipe network system, the shutoff valve that is adopted in pipe network system comprises gate valve, stop valve, ball valve, stopcock etc.The opening state of these shutoff valves is divided into three kinds: complete opening, intermediateness and close fully.When being in the complete opening state, its resistance coefficient is a known quantity during owing to these shutoff valve complete openings, thereby can know the water flow of shutoff valve place pipeline this moment; When being in buttoned-up status, blocked current, so its flow is 0; When these shutoff valves mediate state, because the adjustment process of these shutoff valves is continuous, so in adjustment process, can't determine the resistance coefficient under the current opening state of these shutoff valves, also just can't know the water flow of shutoff valve place pipeline, thereby can not realize demand assigned target at different user.
The model utility content
In order to solve the problems referred to above of prior art, the purpose of this utility model provides a kind of current-sharing valve of accurately controlled water flow amount.
To achieve these goals, the utility model provides a kind of current-sharing valve, comprise valve body, be located in the valve pocket of described valve body spool be connected the valve rod that is used to regulate described spool with described spool, described spool comprises the up-hole plate and the orifice plate of the close property of liquid setting up and down, the periphery of described orifice plate is connected with the close property of the inwall liquid of described valve pocket, fixedly connected with the middle part of described up-hole plate in the lower end of described valve rod, in described up-hole plate and the described orifice plate one departs from described valve rod and its joint is provided with first through hole that a plurality of sizes do not wait, in described up-hole plate and the described orifice plate another is provided with second through hole of a size greater than the size of each described first through hole, and each described first through hole can be aimed at described second through hole respectively successively fully in described up-hole plate rotating process.
Preferably, the cross section of described up-hole plate and described orifice plate is circle, and the diameter of described orifice plate is greater than the diameter of described up-hole plate.
Preferably, the periphery of described up-hole plate is provided with the projection that protrudes from this periphery laterally, and the edge of described orifice plate is convex to be provided with and to be used for the stop member of the described projection of backstop with the slewing area that limits described up-hole plate.
Preferably, described second through hole and each described first through hole are circular port.
Preferably, the center of described second through hole and each described first through hole all equates to the distance of the central shaft of described valve rod.
Preferably, described up-hole plate middle part is provided with bayonet socket, and described valve rod lower end is provided with and the corresponding column of described bayonet socket; Described orifice plate middle part is provided with the circular hole of cross section greater than the cross section of described column, and the lower end of described column extend in the circular hole of described orifice plate.
Preferably, described current-sharing valve also comprises valve gap, and described valve gap is by being threaded on the described valve body, and described valve gap middle part has through hole, and described valve rod is installed in the described through hole rotationally.
Preferably, the upper end of described valve rod is provided with and is used to regulate the groove that described valve rod rotates.
Preferably, the upper end of described valve rod is concordant with the upper end of described valve gap, and the upper end of described valve gap is provided with the gauge point of described valve rod present position when indicating each described first through hole to be communicated with described second through hole.
Preferably, described orifice plate and described valve body are for being wholely set.
Compared with prior art, the utlity model has following beneficial effect: the spool of current-sharing valve of the present utility model is made up of up-hole plate and orifice plate, one in described orifice plate and the described up-hole plate is provided with the second bigger through hole of a diameter, another be provided with a plurality of can with described second connect empty aim at fully the first less through hole of diameter, the flow of current-sharing valve is controlled by described first through hole, because each described first aperture that connects sky is known, so when regulating the flow of current-sharing valve, can know the resistance coefficient of current-sharing valve under each state, thereby know the flow of current-sharing valve, to realize demand assigned target at different user.
Description of drawings
Fig. 1 is the cross-sectional view of current-sharing valve of the present utility model.
Fig. 2 is the structural representation of the up-hole plate of current-sharing valve shown in Figure 1.
Fig. 3 is the structural representation of the orifice plate of current-sharing valve shown in Figure 1.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
Fig. 1 is the cross-sectional view of current-sharing valve of the present utility model, and Fig. 2 is the structural representation of the up-hole plate of current-sharing valve shown in Figure 1, and Fig. 3 is the structural representation of the orifice plate of current-sharing valve shown in Figure 1.As shown in Figure 1 to Figure 3, a kind of current-sharing valve of providing of present embodiment comprises valve body 1, spool, valve gap 2 and valve rod 3; Form valve pocket 101 in the valve body 1, form a liquid entering hole 102 and a liquid outlet 103 on the valve body 1, liquid entering hole 102 and liquid outlet 103 are communicated with valve pocket 101 respectively; Valve gap 2 is by being threaded on the valve body 1, and these valve gap 2 middle parts have through hole; Valve rod 3 is installed in the through hole at valve gap 2 middle parts, and valve rod 3 is rotationally connected with respect to valve gap 2; Described spool comprises the up-hole plate 4 and the orifice plate 5 of the close property of liquid setting up and down, the cross section of up-hole plate 4 and orifice plate 5 all is circular, and the diameter of orifice plate 5 is greater than the diameter of up-hole plate 4, the periphery of orifice plate 5 is connected with the close property of the inwall liquid of valve pocket 101, passes through from the peripheral region of orifice plate 5 to prevent water; Up-hole plate 4 middle parts are provided with bayonet socket 403, valve rod 3 underparts are provided with and bayonet socket 403 corresponding columns, this column inserts in up-hole plate 4 is fixedlyed connected with valve rod 3, after the column of valve rod 3 lower ends passes bayonet socket 403, can be against the middle part of orifice plate 5, may cause up-hole plate 4 and orifice plate 5 applying imprecisions, so orifice plate 5 middle parts are provided with the circular hole 503 of cross section greater than the cross section of described column, the lower end of described column is extend in this circular hole 503 always; The joint that up-hole plate 4 departs from valve rod 3 and up-hole plate 4 is provided with circle first through hole 401 that five sizes do not wait, the diameter of these five first through holes 401 becomes gradually in the counterclockwise direction and (can certainly diminish gradually in the counterclockwise direction greatly, certainly can also not to become big gradually or diminish), correspondingly, orifice plate 5 is provided with circle second through hole 501 of a diameter greater than the diameter of each first through hole 401 on the up-hole plate 4, and the center of each first through hole 401 and second through hole 501 all equates to the distance of the central shaft of valve rod 3, in by valve rod 3 control up-hole plates 4 rotating process, each first through hole 401 can be aimed at second through hole 501 respectively successively fully.
The periphery of up-hole plate 4 is provided with the projection 402 that protrudes from this periphery laterally, and convex being provided with in the edge of orifice plate 5 is used for the stop member 502 of stopper protrusion 402 with the slewing area of restriction up-hole plate 4.
The through hole at valve gap 2 middle parts is divided into two-part up and down, promptly goes up through hole 201 and lower through-hole 202, and the diameter of lower through-hole 202 is greater than the diameter of last through hole 201; Accordingly, the part that valve rod 3 is positioned at valve gap 2 also comprises two-part, promptly go up the body of rod 301 and the following body of rod 302, the following body of rod 302 is positioned at lower through-hole 202, the last body of rod 301 is positioned at through hole 201, and the diameter of the following body of rod 302 is greater than the diameter of the last body of rod 301, and the diameter of the diameter of the last body of rod 301 and last through hole 201 matches, be against the top of lower through-hole 202 like this with regard to the top of the body of rod 302 under making, guarantee that valve rod 3 can only rotate in valve gap 2.
Valve rod 3 is provided with the twice groove, is with in this groove to make valve gap 2 combine tight " O " RunddichtringO 6 with valve rod 3; Valve rod 3 upper ends are provided with and are used for the groove 303 that regulating valve stem 3 rotates, and available spanner is adjusted; Valve rod 3 upper ends are concordant with valve gap 2 upper ends, and the upper end of valve gap 2 is provided with the gauge point of valve rod 3 present positions when indicating each first through hole 401 to be communicated with second through hole 501.
In addition, orifice plate 5 can also be wholely set with valve body 1.
In addition, be not performed malicious operation, be provided with the magnetic lock 7 that is used for locking, only under the situation that magnetic lock 7 is opened, just can carry out the adjusting of flow in valve gap 2 outsides in order to guarantee valve rod 3.
Above embodiment is an exemplary embodiment of the present utility model only, is not used in restriction the utility model, and protection domain of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection domain, this modification or be equal to replacement and also should be considered as dropping in the protection domain of the present utility model.
Claims (10)
1. current-sharing valve, comprise valve body, be located in the valve pocket of described valve body spool be connected the valve rod that is used to regulate described spool with described spool, it is characterized in that, described spool comprises the up-hole plate and the orifice plate of the close property of liquid setting up and down, the periphery of described orifice plate is connected with the close property of the inwall liquid of described valve pocket, fixedly connected with the middle part of described up-hole plate in the lower end of described valve rod, in described up-hole plate and the described orifice plate one departs from described valve rod and its joint is provided with first through hole that a plurality of sizes do not wait, in described up-hole plate and the described orifice plate another is provided with second through hole of a size greater than the size of each described first through hole, and each described first through hole can be aimed at described second through hole respectively successively fully in described up-hole plate rotating process.
2. current-sharing valve according to claim 1 is characterized in that the cross section of described up-hole plate and described orifice plate is circle, and the diameter of described orifice plate is greater than the diameter of described up-hole plate.
3. current-sharing valve according to claim 2, it is characterized in that, the periphery of described up-hole plate is provided with the projection that protrudes from this periphery laterally, and the edge of described orifice plate is convex to be provided with and to be used for the stop member of the described projection of backstop with the slewing area that limits described up-hole plate.
4. current-sharing valve according to claim 1 is characterized in that, described second through hole and each described first through hole are circular port.
5. current-sharing valve according to claim 4 is characterized in that, the center of described second through hole and each described first through hole all equates to the distance of the central shaft of described valve rod.
6. according to each described current-sharing valve in the claim 1 to 5, it is characterized in that the described utmost point middle part, hole of going up is provided with bayonet socket, described valve rod lower end is provided with and the corresponding column of described bayonet socket; Described orifice plate middle part is provided with the circular hole of cross section greater than the cross section of described column, and the lower end of described column extend in the circular hole of described orifice plate.
7. according to each described current-sharing valve in the claim 1 to 5, it is characterized in that described current-sharing valve also comprises valve gap, described valve gap is by being threaded on the described valve body, and described valve gap middle part has through hole, and described valve rod is installed in the described through hole rotationally.
8. according to each described current-sharing valve in the claim 1 to 5, it is characterized in that the upper end of described valve rod is provided with and is used to regulate the groove that described valve rod rotates.
9. current-sharing valve according to claim 8, it is characterized in that, the upper end of described valve rod is concordant with the upper end of described valve gap, and the upper end of described valve gap is provided with the gauge point of described valve rod present position when indicating each described first through hole to be communicated with described second through hole.
10. current-sharing valve according to claim 1 is characterized in that, described orifice plate and described valve body are for being wholely set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206394451U CN201902578U (en) | 2010-11-29 | 2010-11-29 | Flow equalizing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206394451U CN201902578U (en) | 2010-11-29 | 2010-11-29 | Flow equalizing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902578U true CN201902578U (en) | 2011-07-20 |
Family
ID=44273171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206394451U Expired - Fee Related CN201902578U (en) | 2010-11-29 | 2010-11-29 | Flow equalizing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201902578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889053A (en) * | 2011-07-22 | 2013-01-23 | 深圳市普隆重工有限公司 | Hydraulic rock drill as well as impactor and flow equalizing valve used for rock drill |
| CN105422538A (en) * | 2015-09-24 | 2016-03-23 | 北京航天发射技术研究所 | Pressure self-adapted multi-passage equalizing valve |
-
2010
- 2010-11-29 CN CN2010206394451U patent/CN201902578U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889053A (en) * | 2011-07-22 | 2013-01-23 | 深圳市普隆重工有限公司 | Hydraulic rock drill as well as impactor and flow equalizing valve used for rock drill |
| CN102889053B (en) * | 2011-07-22 | 2016-05-25 | 深圳市普隆重工有限公司 | Hydraulic gate and for impactor and the flow equalizing valve of this rock drill |
| CN105422538A (en) * | 2015-09-24 | 2016-03-23 | 北京航天发射技术研究所 | Pressure self-adapted multi-passage equalizing valve |
| CN105422538B (en) * | 2015-09-24 | 2017-10-31 | 北京航天发射技术研究所 | The multi-passage current sharing valve of pressure adaptive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20141129 |
|
| EXPY | Termination of patent right or utility model |