CN202209455U - Safe power-driven pressure releasing and holding valve - Google Patents
Safe power-driven pressure releasing and holding valve Download PDFInfo
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- CN202209455U CN202209455U CN2011203622588U CN201120362258U CN202209455U CN 202209455 U CN202209455 U CN 202209455U CN 2011203622588 U CN2011203622588 U CN 2011203622588U CN 201120362258 U CN201120362258 U CN 201120362258U CN 202209455 U CN202209455 U CN 202209455U
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Abstract
The utility model relates to a safe power-driven pressure releasing and holding valve which comprises a valve body, a valve cover, a valve assembly, an electric contact pressure gauge, a needle valve, an electromagnetic valve, a ball valve I and a ball valve II. Through the safe power-driven pressure releasing and holding valve, constant pressure can be provided for the safety in a water supply system, when overpressure exists, the releasing valve is fast turned on by the electromagnetic valve so as to release the pressure in time, the valve also can be used as a pressure holding valve to ensure the water supply pressure on upstream of a main valve, so that the using cost in the water supply system can be reduced while the safe running of the water supply system can be guaranteed.
Description
Technical field
The utility model relates to pipeline valve body equipment, relates in particular to electric safe pressure release holding valve.
Background technique
In existing tall building water supply system and the fire supply system, need to use high powered water pump,, usually can cause in the system hydraulic pressure too high, cause intrasystem pipeline to be prone to breakage, bring security of system hidden danger because pump power is excessive to system's internal pump water; The current that water pump is carried also can cause strong current to impact to intrasystem equipment, make intrasystem device damage; Be safe operation that guarantees system and the water impact of avoiding water pump that equipment in the system is caused; In existing tall building water supply system or the fire supply system; Tend to be provided with various stop valves, safety check or water-hammer arrester etc.; Increased the user cost of system, also made the mounting box of system safeguard loaded down with trivial details difficulty.
Summary of the invention
The utility model technical problem to be solved provides electric safe pressure release holding valve, and it can accurately keep security settings pressure constant in the water supply system, in case superpressure, Decompression valves is opened rapidly through solenoid valve, pressure release in time; It also can work as holding valve usefulness, ensures the pressure of supply water at the main valve upper reaches; When ensuring to the water system safe operation, reduced the user cost in the water supply system.
For solving the problems of the technologies described above, the utility model adopts following technical proposals: electric safe pressure release holding valve, and it comprises valve body, valve gap, valve member, electric contact point pressure gauge, needle-valve, solenoid valve, ball valve one and ball valve two; Said valve body upper end is connected through bolt with valve gap; Valve body is provided with water-inlet cavity A and water chamber B, is provided with the inclined-plane between water-inlet cavity A and the water chamber B and cuts off, and said water chamber upper end is provided with the valve member mounting hole; Said inclined-plane partition is provided with the water passage hole coaxial with the valve member mounting hole; The tube wall of the water-inlet cavity A of said valve body is provided with into water lumen pore, and the tube wall of the water chamber B of said valve body is provided with the water outlet lumen pore, and this water inlet lumen pore and water outlet lumen pore are positioned on the same horizontal line; Said valve gap wall is provided with valve gap water inlet and valve gap osculum; Said valve member is fitted in the cavity of valve body and valve gap formation, and valve member top and valve gap inwall constitute independent cavity C jointly, and the top of valve member is snug fit at the valve gap inner roof wall, and the bottom of valve member is snug fit at the inclined-plane and cuts off; Said electric contact point pressure gauge and needle-valve are connected with the water inlet lumen pore through pipeline respectively, and electric contact point pressure gauge is electrically connected with solenoid valve through lead, and needle-valve passes through pipeline and is connected with the valve gap water inlet; Solenoid valve is connected with the feed-water end of valve gap osculum with ball valve one through pipeline respectively; The waterexit end of ball valve one is connected with the water outlet lumen pore through pipeline; The feed-water end of said ball valve two is connected on the pipeline between valve gap osculum and the solenoid valve through pipeline, and the waterexit end of said ball valve two is connected with the water outlet lumen pore through pipeline.
Be embedded to the water passage hole place coupling that said inclined-plane cuts off and be fixed with valve seat, said valve seat is provided with at least one valve seat water passage hole.
Said valve seat cross section is the basin type, and said valve seat water passage hole is located on the basin type sidewall, and the valve seat diapire is provided with the valve member perforation.
Said valve member comprises valve rod, valve disc, diaphragm, clamping plate and spring; Said valve rod lower end is arranged in outside the valve member perforation of valve seat; And be arranged in the water-inlet cavity A, stem lower portion is provided with convex shoulder, and valve rod passes valve disc middle part, diaphragm middle part and clamping plate middle part successively; The convex shoulder of stem lower portion touches with the valve disc lower surface mutually, and the valve rod upper end is slidingly matched and is embedded at valve gap inner roof wall place; Said valve disc cross section is I shape, and the center is provided with perforation, and the valve disc lower surface edge touches with the valve seat upper surface mutually, is located to the top coupling of valve disc valve member mounting hole place; Said diaphragm is the disc-shaped diaphragm of elastic caoutchouc material; The diaphragm middle part is provided with perforation; The diaphragm edge folder is established between the mating face of being fixed in valve body and valve gap; Said diaphragm middle part folder is established and is fixed between clamping plate lower surface and the valve disc upper surface, and diaphragm becomes the water chamber B of bottom and the cavity C on top with valve body with the cavity lattice that valve gap constitutes; The upper surface place of said clamping plate is provided with fixedly valve rod and uses nut, and so that valve disc, diaphragm and clamping plate are fixed on the valve rod, said spring housing is connected on the valve rod and spring touches with valve gap inner roof wall and clamping plate upper surface respectively at two ends up and down.
Said water inlet lumen pore place is provided with microfilter, with the filtering magazine, avoids blocking pipeline and cavity C.
Said valve seat and place, valve disc mating face are provided with annular groove, are embedded with seal ring in this annular groove.
Working principle
Electric safe pressure release holding valve is to utilize water active force control valve assembly; It promotes the valve member motion through diaphragm pressure difference up and down; By electric contact point pressure gauge and electromagnetic valve diaphragm pressure difference up and down; Make diaphragm operated by the water pressure difference, regulate automatically by waterpower fully, thereby make valve disc be in complete opening or buttoned-up status; When in a single day the pressure of water-inlet cavity A be higher than secure setting; Just open through lead commander solenoid valve through the electric contact point pressure gauge that pipeline is connected with the water inlet lumen pore of water-inlet cavity A, make the press water in the cavity C of diaphragm top be discharged to water chamber B through solenoid valve, the force value that acts on valve disc bottom water-inlet cavity A is just greater than the force value of top chamber B; So valve disc is shifted onto the position of complete opening; Play the effect of pressure release, the safety of protection pipeline, and the pressure of water-inlet cavity A is descended gradually; After electric contact point pressure gauge reaches safety value; Just through lead commander closed electromagnetic valve, the interior press water of cavity C of diaphragm top can not be discharged from again, the pressure of cavity C increases gradually; The force value that acts on valve disc bottom water-inlet cavity A just is not more than the force value of the chamber B of diaphragm top, and valve disc is pulled to the position of closing fully through the spring-back force effect of spring more gradually; When the pressure of water-inlet cavity A was lower than secure setting, just through electric wire commander closed electromagnetic valve, valve disc just was in closed condition to electric contact point pressure gauge, and the pressure of the cavity C of this moment is identical with the pressure of water-inlet cavity A, plays the effect of holding pressure; When having a power failure, solenoid valve can not start, and at this moment, for the emergent force value superelevation of getting rid of, just can replace solenoid valve manually opened by ball valve two, and water is arranged to water chamber B via cavity C.
The utility model can accurately keep security settings pressure constant in the water supply system, in case superpressure, Decompression valves is opened rapidly through solenoid valve, pressure release in time; It also can work as holding valve usefulness, ensures the pressure of supply water at the main valve upper reaches; When ensuring to the water system safe operation, reduced the user cost in the water supply system.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Referring to shown in Figure 1, electric safe pressure release holding valve, it comprises valve body 1, valve gap 2, valve member 3, electric contact point pressure gauge 4, needle-valve 5, solenoid valve 6, ball valve 1 and ball valve 28; Said valve body 1 upper end and valve gap 2 are connected through bolt; Valve body 1 is provided with water-inlet cavity A11 and water chamber B12; Be provided with the inclined-plane between water-inlet cavity A11 and the water chamber B12 and cut off 13; Said water chamber upper end is provided with valve member mounting hole 121, and said inclined-plane cuts off 13 and is provided with the water passage hole 131 coaxial with valve member mounting hole 121, and the tube wall of the water-inlet cavity A11 of said valve body 1 is provided with into water lumen pore 111; The tube wall of the water chamber B12 of said valve body 1 is provided with water outlet lumen pore 122, and this water inlet lumen pore 111 is positioned on the same horizontal line with water outlet lumen pore 122; Said valve gap 2 walls are provided with valve gap water inlet 21 and valve gap osculum 22; Said valve member 3 is fitted in the cavity of valve body 1 and valve gap 2 formations; Valve member 3 tops and valve gap 2 inwalls constitute independent cavity C jointly; The top of valve member 3 is snug fit at valve gap 2 inner roof walls, and the bottom of valve member 3 is snug fit at the inclined-plane and cuts off on 13; Said electric contact point pressure gauge 4 and needle-valve 5 are connected with water inlet lumen pore 111 through pipeline respectively, and electric contact point pressure gauge 4 is electrically connected with solenoid valve 6 through lead, and needle-valve 5 passes through pipeline and is connected with valve gap water inlet 21; Solenoid valve 6 is connected with the feed-water end of valve gap osculum 22 with ball valve 1 through pipeline respectively; The waterexit end of ball valve 1 is connected with water outlet lumen pore 122 through pipeline; The feed-water end of said ball valve 28 is connected on the pipeline between valve gap osculum 22 and the solenoid valve 6 through pipeline, and the waterexit end of said ball valve 28 is connected with water outlet lumen pore 122 through pipeline.
Be embedded to the water passage hole 131 places coupling of said inclined-plane partition 13 and be fixed with valve seat 14, said valve seat 14 is provided with two valve seat water passage holes 141.
Said valve seat 14 cross sections are the basin type, and said valve seat water passage hole 141 is located on the basin type sidewall, and valve seat 14 diapires are provided with valve member perforation 142.
Said valve member 3 comprise valve rod 31, valve disc 32, diaphragm 33, clamping plate 34, spring 35 and fixedly valve rod with nut 36; Said valve rod 31 lower ends are arranged in outside the valve member perforation 142 of valve seat 14; And be arranged in the water-inlet cavity A11, valve rod 31 bottoms are provided with convex shoulder 311, and valve rod 31 passes valve disc 32 middle parts, diaphragm 33 middle parts and clamping plate 34 middle parts successively; The convex shoulder 311 of valve rod 31 bottoms touches with valve disc 32 lower surfaces mutually, and valve rod 31 upper ends are slidingly matched and are embedded at valve gap 2 inner roof wall places; Said valve disc 32 cross sections are I shape, and the center is provided with perforation, and valve disc 32 lower surface edges touch with valve seat 14 upper surfaces mutually, are located to the top coupling of valve disc 32 valve member mounting hole 121 places; Said diaphragm 33 is the disc-shaped diaphragm of elastic caoutchouc material, and diaphragm 33 middle parts are provided with perforation, and diaphragm 33 edge clamping are established between the mating face of being fixed in valve body 1 and valve gap 2, and said diaphragm 33 middle parts folder is established and is fixed between clamping plate 34 lower surfaces and valve disc 32 upper surfaces; The upper surface place of said clamping plate 34 is provided with that fixedly valve rod is with nut 36, and said spring 35 is socketed on the valve rod 31 and spring touches with valve gap 2 inner roof walls and clamping plate 34 upper surfaces respectively at two ends about in the of 35.
Said water inlet lumen pore 111 places are provided with microfilter 9.
Said valve seat 14 is provided with annular groove 143 with place, valve disc 32 mating faces, is embedded with seal ring 144 in this annular groove 143.
As stated; The utility model electric safe pressure release holding valve; Described embodiment and figure are the utility model implementation result preferably, are not to be confined to the utility model; Approximate, identical person such as the structure of every and the utility model, characteristic all should belong to the scope of the utility model protection.
Claims (6)
1. electric safe pressure release holding valve, it is characterized in that: it comprises valve body (1), valve gap (2), valve member (3), electric contact point pressure gauge (4), needle-valve (5), solenoid valve (6), ball valve one (7) and ball valve two (8); Said valve body (1) upper end is connected through bolt with valve gap (2); Valve body (1) is provided with water-inlet cavity A (11) and water chamber B (12); Be provided with the inclined-plane between water-inlet cavity A (11) and the water chamber B (12) and cut off (13); Said water chamber upper end is provided with valve member mounting hole (121); Said inclined-plane cuts off (13) and is provided with the water passage hole (131) coaxial with valve member mounting hole (121); The tube wall of the water-inlet cavity A (11) of said valve body (1) is provided with into water lumen pore (111), and the tube wall of the water chamber B (12) of said valve body (1) is provided with water outlet lumen pore (122), and this water inlet lumen pore (111) and water outlet lumen pore (122) are positioned on the same horizontal line; Said valve gap (2) wall is provided with valve gap water inlet (21) and valve gap osculum (22); Said valve member (3) is fitted in the cavity of valve body (1) and valve gap (2) formation; Valve member (3) top and valve gap (2) inwall constitute independent cavity C jointly; The top of valve member (3) is snug fit at valve gap (2) inner roof wall, and the bottom of valve member (3) is snug fit at the inclined-plane and cuts off on (13); Said electric contact point pressure gauge (4) and needle-valve (5) are connected with water inlet lumen pore (111) through pipeline respectively, and electric contact point pressure gauge (4) is electrically connected with solenoid valve (6) through lead, and needle-valve (5) passes through pipeline and is connected with valve gap water inlet (21); Solenoid valve (6) is connected with the feed-water end of valve gap osculum (22) with ball valve one (7) through pipeline respectively; The waterexit end of ball valve one (7) is connected with water outlet lumen pore (122) through pipeline; The feed-water end of said ball valve two (8) is connected on the pipeline between valve gap osculum (22) and the solenoid valve (6) through pipeline, and the waterexit end of said ball valve two (8) is connected with water outlet lumen pore (122) through pipeline.
2. electric safe pressure release holding valve according to claim 1 is characterized in that: said inclined-plane cuts off the water passage hole (131) of (13) to be located to be embedded to be fixed with valve seat (14) with mating, and said valve seat (14) is provided with at least one valve seat water passage hole (141).
3. electric safe pressure release holding valve according to claim 2 is characterized in that: said valve seat (14) cross section is the basin type, and said valve seat water passage hole (141) is located on the basin type sidewall, and valve seat (14) diapire is provided with valve member perforation (142).
4. electric safe pressure release holding valve according to claim 3; It is characterized in that: said valve member (3) comprise valve rod (31), valve disc (32), diaphragm (33), clamping plate (34), spring (35) and fixedly valve rod with nut (36); Said valve rod (31) lower end is arranged in outside the valve member perforation (142) of valve seat (14); And be arranged in the water-inlet cavity A (11); Valve rod (31) bottom is provided with convex shoulder (311); Valve rod (31) passes valve disc (32) middle part, diaphragm (33) middle part and clamping plate (34) middle part successively, and the convex shoulder (311) of valve rod (31) bottom touches with valve disc (32) lower surface mutually, and valve rod (31) upper end is slidingly matched and is embedded at valve gap (2) inner roof wall place; Said valve disc (32) cross section is I shape, and the center is provided with perforation, and valve disc (32) lower surface edge touches with valve seat (14) upper surface mutually, is located at valve member mounting hole (121) to the top coupling of valve disc (32) and locates; Said diaphragm (33) is the disc-shaped diaphragm of elastic caoutchouc material; Diaphragm (33) middle part is provided with perforation; Diaphragm (33) edge clamping is established between the mating face of being fixed in valve body (1) and valve gap (2), and said diaphragm (33) middle part folder is established and is fixed between clamping plate (34) lower surface and valve disc (32) upper surface; The upper surface place of said clamping plate (34) is provided with fixedly valve rod with nut (36), and said spring (35) is socketed on that valve rod (31) is gone up and spring (35) touches with valve gap (2) inner roof wall and clamping plate (34) upper surface respectively at two ends up and down.
5. according to claim 1,2,3 or 4 described electric safe pressure release holding valves, it is characterized in that: said water inlet lumen pore (111) locates to be provided with microfilter (9).
6. electric safe pressure release holding valve according to claim 5 is characterized in that: said valve seat (14) is provided with annular groove (143) with place, valve disc (32) mating face, is embedded with seal ring (144) in this annular groove (143).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203622588U CN202209455U (en) | 2011-09-23 | 2011-09-23 | Safe power-driven pressure releasing and holding valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203622588U CN202209455U (en) | 2011-09-23 | 2011-09-23 | Safe power-driven pressure releasing and holding valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209455U true CN202209455U (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203622588U Expired - Fee Related CN202209455U (en) | 2011-09-23 | 2011-09-23 | Safe power-driven pressure releasing and holding valve |
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| Country | Link |
|---|---|
| CN (1) | CN202209455U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075546A (en) * | 2012-12-30 | 2013-05-01 | 张意 | Full-automatic left-side-opened pressure-retaining and unloading safety valve |
| CN103090065A (en) * | 2012-12-30 | 2013-05-08 | 张意 | Full-automatic double-side-opened pressure-maintaining unloading safety valve |
| CN103438230A (en) * | 2013-08-23 | 2013-12-11 | 大英县大科机械设备制造有限公司 | Self-powering sequencing valve |
| CN104358916A (en) * | 2014-11-11 | 2015-02-18 | 明珠阀门集团有限公司 | Independent hydraulically-controlled flow balance valve |
| CN106286917A (en) * | 2016-09-21 | 2017-01-04 | 江苏龙力神精工科技有限公司 | Relief valve |
| CN107191637A (en) * | 2017-04-28 | 2017-09-22 | 防城港市水利工程技术管理站 | Irrigation control valve |
| CN107847951A (en) * | 2015-07-03 | 2018-03-27 | 杜尔系统股份公司 | Applicator, especially rotary atomizer |
| WO2020243920A1 (en) * | 2019-06-05 | 2020-12-10 | 宁津美华工业有限公司 | Main valve of y-shaped deluge valve |
-
2011
- 2011-09-23 CN CN2011203622588U patent/CN202209455U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075546A (en) * | 2012-12-30 | 2013-05-01 | 张意 | Full-automatic left-side-opened pressure-retaining and unloading safety valve |
| CN103090065A (en) * | 2012-12-30 | 2013-05-08 | 张意 | Full-automatic double-side-opened pressure-maintaining unloading safety valve |
| CN103438230A (en) * | 2013-08-23 | 2013-12-11 | 大英县大科机械设备制造有限公司 | Self-powering sequencing valve |
| CN104358916A (en) * | 2014-11-11 | 2015-02-18 | 明珠阀门集团有限公司 | Independent hydraulically-controlled flow balance valve |
| CN104358916B (en) * | 2014-11-11 | 2017-02-01 | 明珠阀门集团有限公司 | Independent hydraulically-controlled flow balance valve |
| CN107847951A (en) * | 2015-07-03 | 2018-03-27 | 杜尔系统股份公司 | Applicator, especially rotary atomizer |
| US10807110B2 (en) | 2015-07-03 | 2020-10-20 | Dürr Systems Ag | Applicator, in particular rotary atomiser |
| US11623232B2 (en) | 2015-07-03 | 2023-04-11 | Dürr Systems Ag | Applicator, in particular rotary atomiser |
| CN106286917A (en) * | 2016-09-21 | 2017-01-04 | 江苏龙力神精工科技有限公司 | Relief valve |
| CN106286917B (en) * | 2016-09-21 | 2019-03-19 | 江苏龙力神精工科技有限公司 | Safety valve |
| CN107191637A (en) * | 2017-04-28 | 2017-09-22 | 防城港市水利工程技术管理站 | Irrigation control valve |
| WO2020243920A1 (en) * | 2019-06-05 | 2020-12-10 | 宁津美华工业有限公司 | Main valve of y-shaped deluge valve |
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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: 20120502 Termination date: 20200923 |