CN204942717U - Diaphragm stop valve - Google Patents
Diaphragm stop valve Download PDFInfo
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- CN204942717U CN204942717U CN201520700891.1U CN201520700891U CN204942717U CN 204942717 U CN204942717 U CN 204942717U CN 201520700891 U CN201520700891 U CN 201520700891U CN 204942717 U CN204942717 U CN 204942717U
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- stop valve
- gap
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Abstract
The utility model discloses a kind of diaphragm stop valve, relate to a kind of for controlling the pipeline valve that liquid medium in pipeline dams, its structure is mainly by valve body, valve seat, flap, valve gap, valve rod, the formations such as diaphragm seat and diaphragm, this diaphragm will be separated into mutual disconnected epicoele and cavity of resorption between valve gap and diaphragm seat, diaphragm seat is provided with the power water source water intake and power water source water outlet that are communicated with cavity of resorption, valve gap is provided with the relief opening being communicated with epicoele, and valve rod upper end is connected on diaphragm and controls by diaphragm, it utilizes on hydraulic pressure difference band ovable valve stem, lower motion, and then control the keying of stop valve, the stop valve that this diaphragm type drives is simple to operate, laborsaving, Open-close sealing is very reliable, meanwhile, solenoid valve is set at the power water source water outlet of diaphragm seat, utilizes the remote operation of solenoid valve to control switching motion to realize the keying function of stop valve, achieve the remote automation operation of stop valve.
Description
Technical field
The utility model relates to the stop valve structure in a kind of pipeline valve, refers in particular to diaphragm stop valve.
Background technique
Stop valve is the one in many pipeline valves, is mainly used in the effect of damming of liquid medium in control pipeline and is widely used.Stop valve belongs to forces fluid stopping sealing valve, so when valve closing, must apply pressure to flap, not leak to reach sealing surface.Existing stop valve often adopts the handwheel kind of drive to carry out opening/shutting valve, " a kind of sealed type stop valve " that be 201520256195.6 as disclosed China Patent No. is exactly drive Stem Mut to rotate by rotating handwheel, thus actuate valve stem moves up and down the keying realizing valve, this mode of operation moment of torsion required when throttle down is larger, often need as valve closed tight to carry out auxiliary fastening with use extension lever or pipe tongs, operation bothers very much.Therefore, for the defect existing for existing stop valve and deficiency, design a kind of favorable sealing property, maneuverable stop valve is also necessary.
Summary of the invention
Technical problem to be solved in the utility model be to overcome prior art defect and provide a kind of rapid operation, sealing reliable, can the diaphragm stop valve of telecontrol.
Technical problem of the present utility model is achieved through the following technical solutions:
A kind of diaphragm stop valve, comprise valve body, valve seat, flap, valve gap and valve rod, the diaphragm seat sealing and install is provided with between described valve gap and valve body, diaphragm is provided with in this diaphragm seat, and diaphragm will be separated into mutual disconnected epicoele and cavity of resorption between described valve gap and diaphragm seat, described valve rod upper end is connected on described diaphragm through diaphragm seat, and described diaphragm seat is provided with the power water source water outlet and power water source water intake that are communicated with cavity of resorption, and this power water source water outlet is provided with solenoid valve; Described valve gap is provided with the relief opening being communicated with epicoele.
Described valve gap top is provided with regulator bolts and look nut, and the interior also linking springs seat of epicoele is stretched into through valve gap in this regulator bolts lower end, is provided with the pressure adjusting spring of mutual pushing tow between spring seat and diaphragm.
Described diaphragm is provided with the diaphragm top board and diaphragm press table that are connected and fixed in described valve rod upper end and diaphragm, and described pressure adjusting spring lower end pushing installation is on diaphragm top board.
Be provided with valve seat slotted eye in the middle part of described valve body, described valve seat is arranged in described valve seat slotted eye, and described flap is connected to valve rod lower end through flap gland, forms the conical surface seal that tapering is 60 degree between this flap and described valve seat.
Be provided with sealing axle sleeve between described valve rod and diaphragm seat, sealing sleeve sealing is inlaid in the mounting groove of described diaphragm seat end face, and the inner peripheral surface of sealing axle sleeve is provided with the two pass "O"-ring as valve rod dynamic seal.
Described valve gap end face is provided with lifting bolt.
Compared with prior art, the valve rod of stop valve is mainly controlled by the diaphragm be arranged in diaphragm seat by the utility model, it utilizes the upper and lower motion of hydraulic pressure difference band ovable valve stem, and then control the keying of stop valve, the stop valve that this diaphragm type drives is simple to operate, laborsaving, and Open-close sealing is very reliable; Meanwhile, solenoid valve is set at the power water source water outlet of diaphragm seat, utilizes the remote operation of solenoid valve to control switching motion to realize the keying function of stop valve, achieve the remote automation operation of stop valve.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the sectional structure schematic diagram installing diaphragm in diaphragm seat.
Embodiment
To elaborate again to the utility model embodiment by above-mentioned accompanying drawing below.
As shown in Figure 1 and Figure 2,1. valve body, 2. valve seat, 3. flap, 4. flap gland, 5. valve rod, 6. hexagon nut, 7. pad, 8. diaphragm seat, 9. sealing axle sleeve, 10. "O"-ring, 11. Cock screws, 12. diaphragm press tables, 13. diaphragms, 14. diaphragm top boards, 15. lifting bolts, 16. valve gaps, 17. pressure adjusting springs, 18. spring seats, 19. regulator bolts, 20. look nuts, 21. solenoid valves, 22. hexagon head bolts, 23. power water source water intakes, 24. relief openings, 25. power water source water outlets, 26. epicoeles, 27. cavity of resorptions.
Diaphragm stop valve, relate to a kind of for controlling the pipeline valve that liquid medium in pipeline dams, its structure is mainly made up of valve body 1, valve seat 2, flap 3, valve gap 16, valve rod 5, diaphragm seat 8 and diaphragm 13 etc.
Be provided with left and right through valve pocket in described valve body 1, left and right two ends are equipped with flange plate to facilitate connecting tube; Described valve pocket intermediate vertical port is provided with valve seat slotted eye; Described valve seat 2 is threaded connection and is inlaid in this valve seat slotted eye, and the sealing surface of valve seat 2 is conical surface shape, and its tapering is 60 degree; Described flap 3 to be arranged on above valve seat 2 and to be flexibly connected by flap gland 4 with valve rod 5 lower end, and this flap 3 sealing surface and valve seat 2 sealing surface cooperatively interact and form conical surface seal and open and close.
Described valve body 1 end face is middle flanged surface, by organizing hexagon head bolt 22 and hexagon nut 6 is connected and installed with diaphragm seat 8 on it more, between diaphragm seat and valve body 1, be provided with pad 7 seal with the installation done between the two, be more also connected and installed with valve gap 16 by many group hexagon head bolts and hexagon nut at diaphragm seat 8 end face.
Be provided with diaphragm 13 between described diaphragm seat 8 and valve gap 16, this diaphragm both sealed for the installation formed between diaphragm seat 8 and valve gap 16, also for being separated into mutual disconnected epicoele 26 and cavity of resorption 27 between valve gap 16 and diaphragm seat 8; Simultaneously, the upper side and lower side in the middle part of diaphragm 13 is respectively equipped with diaphragm top board 14 and diaphragm press table 12, and valve rod 5 upper end is through after diaphragm seat 8, its upper end portion and diaphragm top board 14, diaphragm press table 12 are integrally connected by hexagon nut 6, then diaphragm 13 i.e. the moving up and down of controllable valve bar 5.
Sealing axle sleeve 9 is provided with between described valve rod 5 and diaphragm seat 8, sealing axle sleeve is fixed in the default mounting groove of diaphragm seat 8 end face by Cock screw 11 setting-in, and "O"-ring 10 is set between sealing axle sleeve 9 and mounting groove seals to do to install, and the inner peripheral surface of sealing axle sleeve 9 is also provided with two pass "O"-ring 10, using the dynamic seal moved up and down as valve rod 5.
Described valve gap 16 top is provided with regulator bolts 19 and look nut 20, the interior also linking springs seat 18 of epicoele 26 is stretched into through valve gap 16 in this regulator bolts 19 lower end, the pressure adjusting spring 17 of mutual pushing tow is provided with between spring seat and diaphragm top board 14, therefore the logical height rotating regulator bolts 19 regulates the pretightening force of pressure adjusting spring 17 pushing tow diaphragm top board 14, and then the pressure realizing diaphragm 13 regulates.
Described diaphragm seat 8 is provided with the power water source water outlet 25 laying respectively at left end and the power water source water intake 23 being positioned at right-hand member, this power water source water intake 23 is all connected with cavity of resorption 27 with power water source water outlet 25, and power water source water outlet 25 is provided with solenoid valve 21, utilize the remote operation of solenoid valve to control switching motion to realize the keying function of stop valve, also achieve the remote automation operation of stop valve; Described valve gap 16 end face is provided with the relief opening 24 and lifting bolt 15 that are communicated with epicoele 26.
This stop valve is with ovable valve stem 5 and flap 3 to move mainly through moving up and down of diaphragm 13, thus realizes opening and closing function.When power water source water outlet 25 is opened, flap 3 is moved downward by the pressure medium in the thrust of pressure adjusting spring 17 and cavity of resorption 27 and realizes the closing function of valve; When power water source water outlet 25 is closed, pressure medium in cavity of resorption 27 is greater than the pretightening force of pressure medium in epicoele 26 and pressure adjusting spring 17, diaphragm 13 moves upward and ovable valve stem 5 and flap 3 can be with simultaneously to move upward under the promotion of medium, thus realizes the open function of valve.In addition, the switching motion of user's also remote controlled solenoid valve 21 realizes the keying function of valve.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (6)
1. a diaphragm stop valve, comprise valve body (1), valve seat (2), flap (3), valve gap (16) and valve rod (5), it is characterized in that between described valve gap (16) and valve body (1), being provided with the diaphragm seat (8) sealing and install, diaphragm (13) is provided with in this diaphragm seat, and diaphragm will be separated into mutual disconnected epicoele (26) and cavity of resorption (27) between described valve gap (16) and diaphragm seat (8), described valve rod (5) upper end is connected on described diaphragm (13) through diaphragm seat (8), described diaphragm seat (8) is provided with power water source water outlet (25) and power water source water intake (23) that are communicated with cavity of resorption (27), this power water source water outlet (25) is provided with solenoid valve (21), described valve gap (16) is provided with the relief opening (24) being communicated with epicoele (26).
2. diaphragm stop valve according to claim 1, it is characterized in that described valve gap (16) top is provided with regulator bolts (19) and look nut (20), the interior also linking springs seat (18) of epicoele (26) is stretched into through valve gap (16) in this regulator bolts (19) lower end, is provided with the pressure adjusting spring (17) of mutual pushing tow between spring seat and diaphragm (13).
3. diaphragm stop valve according to claim 2, it is characterized in that described diaphragm (13) is provided with the diaphragm top board (14) and diaphragm press table (12) be connected and fixed in described valve rod (5) upper end and diaphragm (13), described pressure adjusting spring (17) lower end pushing installation is on diaphragm top board (14).
4. diaphragm stop valve according to claim 1, it is characterized in that described valve body (1) middle part is provided with valve seat slotted eye, described valve seat (2) is arranged in described valve seat slotted eye, described flap (3) is connected to valve rod (5) lower end through flap gland (4), forms the conical surface seal that tapering is 60 degree between this flap (3) and described valve seat (2).
5. diaphragm stop valve according to claim 1, it is characterized in that being provided with sealing axle sleeve (9) between described valve rod (5) and diaphragm seat (8), sealing sleeve sealing is inlaid in the mounting groove of described diaphragm seat (8) end face, and the inner peripheral surface of sealing axle sleeve (9) is provided with the two pass "O"-ring (10) as valve rod (5) dynamic seal.
6. diaphragm stop valve according to claim 1, is characterized in that described valve gap (16) end face is provided with lifting bolt (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520700891.1U CN204942717U (en) | 2015-09-11 | 2015-09-11 | Diaphragm stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520700891.1U CN204942717U (en) | 2015-09-11 | 2015-09-11 | Diaphragm stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204942717U true CN204942717U (en) | 2016-01-06 |
Family
ID=55010146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520700891.1U Active CN204942717U (en) | 2015-09-11 | 2015-09-11 | Diaphragm stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204942717U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345587A (en) * | 2017-06-16 | 2017-11-14 | 锐驰恩科技（大连）有限公司 | It is a kind of to open and close explosion-proof decompression device certainly |
| CN107345586A (en) * | 2017-06-16 | 2017-11-14 | 锐驰恩科技（大连）有限公司 | It is a kind of to open and close explosion-proof decompression device certainly |
| CN107676532A (en) * | 2017-11-21 | 2018-02-09 | 山东沃克控制阀有限公司 | A kind of pneumatic means for automatically controlling fluid output |
| CN108603615A (en) * | 2016-02-01 | 2018-09-28 | 盖瓦自动化有限公司 | Regulating valve, especially for use in the regulating valve in cooling zone |
| CN108591529A (en) * | 2018-06-28 | 2018-09-28 | 苏州艾尔泰流体控制有限公司 | Accelerate drainage arrangement and drainage system |
| CN109139930A (en) * | 2018-10-18 | 2019-01-04 | 胜利阀门有限公司 | A kind of energy conservation and environmental protection wisdom pressure regulator valve |
| CN112901784A (en) * | 2021-03-04 | 2021-06-04 | 铜陵市宏飞科技有限公司 | Diaphragm type mud valve based on wiper mechanism |
-
2015
- 2015-09-11 CN CN201520700891.1U patent/CN204942717U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108603615A (en) * | 2016-02-01 | 2018-09-28 | 盖瓦自动化有限公司 | Regulating valve, especially for use in the regulating valve in cooling zone |
| CN107345587A (en) * | 2017-06-16 | 2017-11-14 | 锐驰恩科技（大连）有限公司 | It is a kind of to open and close explosion-proof decompression device certainly |
| CN107345586A (en) * | 2017-06-16 | 2017-11-14 | 锐驰恩科技（大连）有限公司 | It is a kind of to open and close explosion-proof decompression device certainly |
| CN107676532A (en) * | 2017-11-21 | 2018-02-09 | 山东沃克控制阀有限公司 | A kind of pneumatic means for automatically controlling fluid output |
| CN108591529A (en) * | 2018-06-28 | 2018-09-28 | 苏州艾尔泰流体控制有限公司 | Accelerate drainage arrangement and drainage system |
| CN109139930A (en) * | 2018-10-18 | 2019-01-04 | 胜利阀门有限公司 | A kind of energy conservation and environmental protection wisdom pressure regulator valve |
| CN109139930B (en) * | 2018-10-18 | 2024-04-16 | 胜利阀门有限公司 | Energy-saving environment-friendly intelligent pressure regulating valve |
| CN112901784A (en) * | 2021-03-04 | 2021-06-04 | 铜陵市宏飞科技有限公司 | Diaphragm type mud valve based on wiper mechanism |
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| GR01 | Patent grant |