CN203940064U - A kind of combination modulating valve - Google Patents
A kind of combination modulating valve Download PDFInfo
- Publication number
- CN203940064U CN203940064U CN201420394280.4U CN201420394280U CN203940064U CN 203940064 U CN203940064 U CN 203940064U CN 201420394280 U CN201420394280 U CN 201420394280U CN 203940064 U CN203940064 U CN 203940064U
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- valve
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- adjustable lever
- seat
- pilot
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Abstract
The utility model provides a kind of combination modulating valve, comprises multiple pilot valves and a main valve; Described main valve comprises valve seat, valve body, piston rod, piston and adjustable lever; Described valve body bottom is provided with bottom flange; Described bottom flange place is provided with sealing nut; Described piston rod is installed on valve seat center; And through valve body; Described valve inner center is separately installed with throttling cone, valve port cushion and valve port seat from top to bottom; Described adjustable lever is provided with adjustable lever nut by regulating pole socket to be installed on adjustable lever top described in valve seat top; Both sides, described valve seat top are provided with multiple pilot valves installation position; Described pilot valve installation position place is provided with valve gap and chock plug; Described piston is installed on valve seat upside; Described piston arranged outside has piston ring; Described piston underside is provided with large Returnning spring; Described piston two ends are provided with adpting flange; Can realize several pilot valves is connected on same main valve and can realizes many regulatory functions such as switch adjusting, ratio adjusting, proportional integral adjusting.
Description
Technical field
The utility model relates to that a kind of high pressure side, low pressure of refrigeration system are surveyed, installation valve on the liquid pipe of wet sucking pipe, dry sucking pipe and undirected change.Be specifically related to a kind of combination modulating valve.
Background technique
Combination brake switch and proporting be generally specifically designed to fluoride refrigeration agent and ammonia refrigerant refrigeration, freeze with air bells conditioner in the control of pressure and temperature, its high pressure side, low pressure that can be installed on refrigeration system is surveyed, on the liquid pipe of wet sucking pipe, dry sucking pipe and undirected change; What refrigeration consumer was used in the market is the combination modulating valve of external import, and because import parts is expensive, procurement cycle is long, and after sales service is not gone up, to such an extent as to can not meet the actual demand of domestic correspondent.
Summary of the invention
(1) technical problem that will solve
For addressing the above problem, the utility model proposes a kind of combination modulating valve; Can realize several pilot valves is connected on same main valve and can realizes many regulatory functions such as switch adjusting, ratio adjusting, proportional integral adjusting.
(2) technological scheme
Combination modulating valve of the present utility model, comprises multiple pilot valves and a main valve; Described pilot valve is installed on main valve;
Described main valve comprises valve seat, valve body, piston rod, piston and adjustable lever; Described valve seat is installed on valve body center; Described valve body bottom is provided with bottom flange; Described bottom flange place is provided with sealing nut; Described piston rod is installed on valve seat center; And through valve body; Described valve inner center is separately installed with throttling cone, valve port cushion and valve port seat from top to bottom; Described adjustable lever is by regulating pole socket to be installed on valve seat top; Described adjustable lever top is provided with adjustable lever nut; Both sides, described valve seat top are provided with multiple pilot valves installation position; Described pilot valve installation position place is provided with valve gap and chock plug; Described piston is installed on valve seat upside; Described piston arranged outside has piston ring; Described piston underside is provided with large Returnning spring; Described piston two ends are provided with adpting flange; Described pilot valve with main valve for being threaded.
Preferably, described pilot valve is a kind of in solenoid pilot valve, pressure pilot valve, temperature pilot valve and more than one compositions.
Preferably, described valve port seat and sealing nut installation place are provided with sealing nut O ring.
Preferably, described valve body and bottom flange installation place are provided with lower valve base seal ring.
Preferably, described adjustable lever periphery is provided with adjustable lever seal ring.
Preferably, described pilot valve installation position and valve body installation place are provided with little bonnet seal valve and large bonnet seal valve.
Preferably, described adpting flange and valve body installation place are provided with flange seal ring.
Preferably, described sealing nut place is provided with main valve positioning work piece.
(3) beneficial effect
The utility model compared with prior art combination modulating valve of the present utility model has the following advantages:
1, several pilot valves are connected on same main valve and can realize many regulatory functions such as switch adjusting, ratio adjusting, proportional integral adjusting;
2, all pilot valves adopt and are threaded, and can directly screw on various sizes main valve, do not need to be welded to connect or independent conduit connection;
3, on combination modulating valve valve gap, there is manual adjustment rod, can manual unlocking main valve;
4, the RCV65 type combination modulating valve bottom sealing nut of outwarding winding, can installation positioner detects the aperture of main valve.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present utility model.
1-adjustable lever seal ring; 2-adjustable lever; The little bonnet seal ring of 3-; The large bonnet seal ring of 4-; 5-flange seal ring; 6-throttling cone; 7-valve port cushion; 8-valve port seat; 9-bottom flange; 10-sealing nut O ring; 11-adjustable lever nut; 12-regulates pole socket; 13-valve gap; 14-chock plug; 15-piston; 16-piston ring; The large Returnning spring of 17-; 18-valve seat; 19-valve body; 20-adpting flange; 21-piston rod; 22-bottom flange seal ring; 23-sealing nut.
Embodiment
Combination modulating valve of the present utility model, comprises multiple pilot valves and a main valve; Described pilot valve is installed on main valve; Its principle is by pilot valve acknowledge(ment) signal, controls the effect of main valve events, and main valve is to amplify actuator, and it is a modulating valve, can realize many regulatory functions such as switch adjusting, ratio adjusting, proportional integral adjusting;
Described main valve comprises valve seat 18, valve body 19, piston rod 21, piston 15 and adjustable lever 2; Described valve seat 18 is installed on valve body 19 centers; Described valve body 19 bottoms are provided with bottom flange 9; Described bottom flange 9 places are provided with sealing nut 23; Described piston rod 21 is installed on valve seat 18 centers; And through valve body 19; Described valve body 19 inside center places are separately installed with throttling cone 6, valve port cushion 7 and valve port seat 8 from top to bottom; Described adjustable lever 2 is by regulating pole socket 12 to be installed on valve seat 18 tops; Described adjustable lever 18 tops are provided with adjustable lever nut 11; Described valve seat 18 both sides, top are provided with multiple pilot valves installation position; Described pilot valve installation position place is provided with valve gap 13 and chock plug 14; Described piston 15 is installed on valve seat 18 upsides; Described piston 15 arranged outside have piston ring 16; Described piston 15 downsides are provided with large Returnning spring 17; Described piston 15 two ends are provided with adpting flange 20; Described pilot valve (not shown) with main valve for being threaded.
Wherein, described pilot valve is a kind of in solenoid pilot valve, pressure pilot valve, temperature pilot valve and more than one compositions.Described valve port seat 8 and sealing nut 23 installation places are provided with sealing nut O ring 10.Described valve body 19 is provided with lower valve base seal ring 22 with bottom flange 9 installation places.Described adjustable lever 2 peripheries are provided with adjustable lever seal ring 1.Described pilot valve installation position and valve body installation place are provided with little bonnet seal valve 3 and large bonnet seal valve 4.Described adpting flange 20 is provided with flange seal ring 5 with valve body 19 installation places.Described sealing nut 23 places are provided with main valve positioning work piece (not shown).
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (8)
1. a combination modulating valve, is characterized in that: comprise multiple pilot valves and a main valve; Described pilot valve is installed on main valve;
Described main valve comprises valve seat, valve body, piston rod, piston and adjustable lever; Described valve seat is installed on valve body center; Described valve body bottom is provided with bottom flange; Described bottom flange place is provided with sealing nut; Described piston rod is installed on valve seat center; And through valve body; Described valve inner center is separately installed with throttling cone, valve port cushion and valve port seat from top to bottom; Described adjustable lever is provided with adjustable lever nut by regulating pole socket to be installed on adjustable lever top described in valve seat top; Both sides, described valve seat top are provided with multiple pilot valves installation position; Described pilot valve installation position place is provided with valve gap and chock plug; Described piston is installed on valve seat upside; Described piston arranged outside has piston ring; Described piston underside is provided with large Returnning spring; Described piston two ends are provided with adpting flange; Described pilot valve with main valve for being threaded.
2. combination modulating valve according to claim 1, is characterized in that: described pilot valve is a kind of in solenoid pilot valve, pressure pilot valve, temperature pilot valve and more than one compositions.
3. combination modulating valve according to claim 1, is characterized in that: described valve port seat and sealing nut installation place are provided with sealing nut O ring.
4. combination modulating valve according to claim 1, is characterized in that: described valve body and bottom flange installation place are provided with lower valve base seal ring.
5. combination modulating valve according to claim 1, is characterized in that: described adjustable lever (2) periphery is provided with adjustable lever seal ring.
6. combination modulating valve according to claim 1, is characterized in that: described pilot valve installation position and valve body installation place are provided with little bonnet seal valve and large bonnet seal valve.
7. combination modulating valve according to claim 1, is characterized in that: described adpting flange and valve body installation place are provided with flange seal ring.
8. combination modulating valve according to claim 1, is characterized in that: described sealing nut place is provided with main valve positioning work piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394280.4U CN203940064U (en) | 2014-07-17 | 2014-07-17 | A kind of combination modulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394280.4U CN203940064U (en) | 2014-07-17 | 2014-07-17 | A kind of combination modulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203940064U true CN203940064U (en) | 2014-11-12 |
Family
ID=51859378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420394280.4U Active CN203940064U (en) | 2014-07-17 | 2014-07-17 | A kind of combination modulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203940064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763266A (en) * | 2016-08-18 | 2018-03-06 | 阿司米阀门有限公司 | A kind of low temperature resistant pilot operated safety valve of high temperature resistant |
-
2014
- 2014-07-17 CN CN201420394280.4U patent/CN203940064U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763266A (en) * | 2016-08-18 | 2018-03-06 | 阿司米阀门有限公司 | A kind of low temperature resistant pilot operated safety valve of high temperature resistant |
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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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201802 Shanghai City, Jiading District Nanxiang Town lies north road 1755 Lane 15, 1-4 floor B District Patentee after: Shanghai Shen refrigeration controller Limited by Share Ltd Address before: 201802 Shanghai City, Jiading District Nanxiang Town lies north road 1755 Lane 15, 1-4 floor B District Patentee before: SHANGHAI FENGSHEN REFRIGERATION CONTROLS CO., LTD. |