CN203051932U - Balancing valve with opening degree display - Google Patents
Balancing valve with opening degree display Download PDFInfo
- Publication number
- CN203051932U CN203051932U CN 201220367246 CN201220367246U CN203051932U CN 203051932 U CN203051932 U CN 203051932U CN 201220367246 CN201220367246 CN 201220367246 CN 201220367246 U CN201220367246 U CN 201220367246U CN 203051932 U CN203051932 U CN 203051932U
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- China
- Prior art keywords
- valve
- aperture
- digital display
- opening degree
- wheel disc
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of valves and provides a balancing valve with opening degree display. The balancing valve with the opening degree display has the advantages of reasonable structural design, high flow adjustment accuracy, small personal error and convenience in adjustment. The balancing valve comprises a valve body, a valve cover, a valve plug and a valve rod, wherein a valve seat which is located at the joint of a water inlet and a water outlet is arranged in the valve body, the valve seat is provided with a valve port through which medium fluid runs, the valve rod is rotatably arranged in the valve body, one end of the valve rod extends out of the valve cover and is connected with an opening degree adjusting hand wheel, the valve plug is in movable threaded connection with a free end, located in the valve body, of the valve rod and is arranged on the valve port of the valve seat in the valve body in a manner of being capable of rising/falling upwardly/downwardly along with the rotation of the valve rod, and a digital opening degree display device which is used for displaying the opening degree of the valve plug is arranged between the valve cover and the opening degree adjusting hand wheel.
Description
Technical field
The utility model relates to valve technology field, relates in particular to a kind of equilibrium valve that aperture shows that has.
Background technique
Equilibrium valve is a kind of adjustment type valve with specific function, has good Flow characteristics, and reasonably flow rate distribution realizes that flow is quantitative, can solve the room temperature problem uneven in temperature that exists in heat supply (air-conditioning) system effectively.Because this valve is provided with for the little valve of the pressure measurement of flow measurement, so as long as load onto the equilibrium valve of suitable specification at each branch road and user entry, and carry out locking after the disposable debugging with intelligent instrument specially for same, the Total Water of system is controlled in reasonable range, thereby overcome the un-reasonable phenomenon of " big flow, the little temperature difference ".
Existing equilibrium valve mainly comprises valve body, valve gap, valve plug and valve rod, described valve body is provided with water intake and water outlet vertically, the adjacent place of friendship that is positioned at water intake and water outlet in the described valve body is provided with valve seat, described valve seat is provided with the valve port that connects medium fluid, described valve rod is rotating to be located in the valve body, the one end stretches out outside the valve gap and links to each other with the aperture adjusting handle, that free end activity that described valve plug and valve rod are positioned at valve body is spirally connected, and on can the valve port of being located at described valve seat in the valve body with the rotation oscilaltion of valve rod, in order also to be respectively equipped with the little valve of pressure measurement on the sidewall of the described valve body of the mensuration that realizes flow near water intake and water outlet, during work, regulate the aperture adjusting handle and drive the valve rod rotation, thereby the oscilaltion that drives valve plug comes the aperture between control valve plug and the valve seat, reach the purpose of control room temperature with the size of regulating flow, traditional equilibrium valve does not have opening display device, make troubles to debugging, artificial regulating error is big, flow can depart from set value because of artificial factor, thereby increases unsafe factor.
Summary of the invention
At the problem of above-mentioned existence, the utility model provides a kind of reasonable in design, Flow-rate adjustment precision height, personal error is little, debugging is convenient, have the equilibrium valve that aperture shows.
For achieving the above object, the utility model has adopted following technological scheme: a kind of aperture that has shows equilibrium valve, comprise valve body, valve gap, valve plug and valve rod, the adjacent place of friendship that is positioned at water intake and water outlet in the described valve body is provided with valve seat, described valve seat is provided with the valve port that connects medium fluid, described valve rod is rotating to be located in the valve body, the one end stretches out outside the valve gap and links to each other with the aperture adjusting handle, that free end activity that described valve plug and valve rod are positioned at valve body is spirally connected, and on can the valve port of being located at described valve seat in the valve body with the rotation oscilaltion of valve rod, be provided with the aperture digital display device that shows the valve plug aperture between described valve gap and the aperture adjusting handle.
Further improvedly be: described aperture digital display device comprises the locating tooth wheel disc and can be marked with the digital display wheel of different opening along the circumferential surface that the locating tooth wheel disc moves in a circle, described locating tooth wheel disc is fixed on valve gap top, described locating tooth wheel disc is the ladder cylindrical shape, the described cylindrical body of going up is less than following cylindrical body, described cylindrical periphery is evenly equipped with the gear teeth, the rotating digital display wheel shaft that is provided with of described aperture adjusting handle inner chamber one side, described digital display wheel is sheathed on the digital display wheel shaft, the periphery of described digital display wheel is along being evenly equipped with the tooth portion that is meshed and rotates with the cylindrical body gear teeth on the locating tooth wheel disc, and the outer surface of the described aperture adjusting handle position corresponding with the digital display wheel has digital viewing window.
Further improvedly be: be provided with between described locating tooth wheel disc and the valve rod and limit the location jump ring that it axially moves.
Further improvedly be: be provided with the O RunddichtringO between described locating tooth wheel disc and the valve rod.
Further improvedly be: that sealing surface that described valve plug cooperates with valve seat is provided with rubber seal.
Further improvedly be: also be respectively equipped with the little valve of pressure measurement on the sidewall of described valve body near water intake and water outlet.
By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: this novel equilibrium valve that has the aperture demonstration is provided with the aperture digital display device that shows the valve plug aperture between described valve gap and aperture adjusting handle, in the operating process, can rotate the aperture adjusting handle according to producing needs, can clearly grasp the rotation number of turns of aperture adjusting handle and the degree that valve plug is opened by the aperture digital display device, has the aperture that numeral shows valve plug, overcome the artificial aperture regulating error of operation by rule of thumb, debugging is convenient, flow can not depart from set value because of artificial factor, the pressure drop of pilot line system more accurately can improve the Security of use.
Description of drawings
Fig. 1 is the utility model embodiment's structural representation.
Embodiment
Now with embodiment the utility model is further specified by reference to the accompanying drawings.
With reference to figure 1, the utility model embodiment discloses a kind of equilibrium valve that aperture shows that has, comprise valve body 1, valve gap 2, valve plug 3 and valve rod 4, described valve body 1 is provided with water intake 11 and water outlet 12 vertically, be positioned at water intake 11 in the described valve body 1 and be provided with valve seat 13 with the adjacent place of the friendship of water outlet 12, described valve seat 13 is provided with the valve port 131 that connects medium fluid, described valve rod 4 rotating being located in the valve body 1, the one end stretches out outside the valve gap 2 and links to each other with aperture adjusting handle 5, described valve plug 3 is spirally connected with that free end activity that valve rod 4 is positioned at valve body 1, and on can the valve port 131 of being located at described valve seat 13 in the valve body 1 with the rotation oscilaltion of valve rod 4, also be respectively equipped with the little valve 6 of pressure measurement on the sidewall of described valve body 1 near water intake 11 and water outlet 12, during work, regulate the aperture adjusting handle and drive the valve rod rotation, thereby the oscilaltion that drives valve plug comes the aperture between control valve plug and the valve seat, reach the purpose of control room temperature with the size of regulating flow, be provided with the aperture digital display device that shows valve plug 3 apertures between described valve gap 2 and the aperture adjusting handle 5, described aperture digital display device comprises locating tooth wheel disc 7 and can be marked with the digital display wheel 8 of different opening 81 along the circumferential surface that locating tooth wheel disc 7 moves in a circle, described locating tooth wheel disc 7 is fixed on the below of the described aperture adjusting handle 5 in valve gap 2 tops, described locating tooth wheel disc 7 is the ladder cylindrical shape, the described cylindrical body of going up is less than following cylindrical body, described cylindrical periphery is evenly equipped with the gear teeth 71, the rotating digital display wheel shaft 51 that is provided with of described aperture adjusting handle 5 inner chambers one side, described digital display wheel 8 is sheathed on the digital display wheel shaft 51, the periphery of described digital display wheel 8 is along being evenly equipped with the tooth portion (not shown) that is meshed and rotates with the cylindrical body gear teeth 71 on the locating tooth wheel disc 7, the outer surface of described aperture adjusting handle 5 and digital display are taken turns 8 corresponding positions and are had digital viewing window 52, be provided with between described locating tooth wheel disc 7 and the valve rod 4 and limit the location jump ring 72 that it axially moves, be provided with two O RunddichtringOs 73 between described locating tooth wheel disc 7 and the valve rod 4, adopt the seal with O ring structure, both guaranteed the good of sealing, the ne-leakage phenomenon, the handle rotation is freely light when also making regulating valve.This novel equilibrium valve that has the aperture demonstration is provided with the aperture digital display device that shows the valve plug aperture between described valve gap and aperture adjusting handle, in the operating process, can rotate the aperture adjusting handle according to producing needs, can clearly grasp the rotation number of turns of aperture adjusting handle and the degree that valve plug is opened by the digital display wheel of aperture digital display device, has the aperture that numeral shows valve plug on the digital display wheel, overcome the artificial aperture regulating error of operation by rule of thumb, debugging is convenient, flow can not depart from set value because of artificial factor, the pressure drop of pilot line system more accurately can improve the Security of use.
That sealing surface that described valve plug 3 cooperates with valve seat 13 is provided with rubber seal 9, when closure is dammed, micro-deformation can take place under the effect of rubber seal pretightening force, and compensating action is played in sealing, thereby valve plug is tightly fitted on the valve seat of valve body, make the valve plug can be fully and the valve base sealing of valve body, line fluid is ended fully, and good sealing effect really reaches the effect of no water clock.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; in not breaking away from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be the utility model protection domain.
Claims (6)
1. one kind has aperture demonstration equilibrium valve, comprise valve body, valve gap, valve plug and valve rod, the adjacent place of friendship that is positioned at water intake and water outlet in the described valve body is provided with valve seat, described valve seat is provided with the valve port that connects medium fluid, described valve rod is rotating to be located in the valve body, the one end stretches out outside the valve gap and links to each other with the aperture adjusting handle, that free end activity that described valve plug and valve rod are positioned at valve body is spirally connected, and on can the valve port of being located at described valve seat in the valve body with the rotation oscilaltion of valve rod, it is characterized in that: be provided with the aperture digital display device that shows the valve plug aperture between described valve gap and the aperture adjusting handle.
2. the aperture that has according to claim 1 shows equilibrium valve, it is characterized in that: described aperture digital display device comprises the locating tooth wheel disc and can be marked with the digital display wheel of different opening along the circumferential surface that the locating tooth wheel disc moves in a circle, described locating tooth wheel disc is fixed on valve gap top, described locating tooth wheel disc is the ladder cylindrical shape, the described cylindrical body of going up is less than following cylindrical body, described cylindrical periphery is evenly equipped with the gear teeth, the rotating digital display wheel shaft that is provided with of described aperture adjusting handle inner chamber one side, described digital display wheel is sheathed on the digital display wheel shaft, the periphery of described digital display wheel is along being evenly equipped with the tooth portion that is meshed and rotates with the cylindrical body gear teeth on the locating tooth wheel disc, and the outer surface of the described aperture adjusting handle position corresponding with the digital display wheel has digital viewing window.
3. the equilibrium valve that has the aperture demonstration according to claim 2 is characterized in that: be provided with between described locating tooth wheel disc and the valve rod and limit the location jump ring that it axially moves.
4. the equilibrium valve that has the aperture demonstration according to claim 2 is characterized in that: be provided with the O RunddichtringO between described locating tooth wheel disc and the valve rod.
5. according to claim 2ly have an equilibrium valve that aperture shows, it is characterized in that: that sealing surface that described valve plug cooperates with valve seat is provided with rubber seal.
6. the equilibrium valve that has the aperture demonstration according to claim 2 is characterized in that: also be respectively equipped with the little valve of pressure measurement on the sidewall of described valve body near water intake and water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367246 CN203051932U (en) | 2012-07-27 | 2012-07-27 | Balancing valve with opening degree display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367246 CN203051932U (en) | 2012-07-27 | 2012-07-27 | Balancing valve with opening degree display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203051932U true CN203051932U (en) | 2013-07-10 |
Family
ID=48734885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220367246 Expired - Fee Related CN203051932U (en) | 2012-07-27 | 2012-07-27 | Balancing valve with opening degree display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203051932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595569A (en) * | 2015-01-26 | 2015-05-06 | 江苏神通阀门股份有限公司 | Valve state display device |
-
2012
- 2012-07-27 CN CN 201220367246 patent/CN203051932U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595569A (en) * | 2015-01-26 | 2015-05-06 | 江苏神通阀门股份有限公司 | Valve state display device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20160727 |