CN110886890A - Vacuum water feeding valve - Google Patents
Vacuum water feeding valve Download PDFInfo
- Publication number
- CN110886890A CN110886890A CN201911213035.2A CN201911213035A CN110886890A CN 110886890 A CN110886890 A CN 110886890A CN 201911213035 A CN201911213035 A CN 201911213035A CN 110886890 A CN110886890 A CN 110886890A
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- CN
- China
- Prior art keywords
- valve
- diaphragm
- sliding sleeve
- hole
- vacuum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0672—One-way valve the valve member being a diaphragm
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a vacuum water feeding valve which comprises a valve shell, a small spring, a first diaphragm, a magnetic rod, a sliding sleeve, a baffle ring, a large spring, a second diaphragm and a valve seat, wherein the middle part of the upper end of the valve seat is embedded with the second diaphragm; a magnetic rod is arranged in the inner cavity of the first diaphragm, a small spring is sleeved at the upper end of the magnetic rod, and the upper surface of the small spring is in contact with the wall surface of the inner cavity of the first diaphragm; the outside cooperation in disk seat upper end has the valve casing, and the valve casing middle part cooperation has the sliding sleeve, and sliding sleeve inside inlays and is equipped with the fender ring. The invention can realize the switch of the external water source by utilizing the magnetic force adsorption of the magnetic bar and the structure of the double diaphragms. The water adding valve provided by the invention operates in a pure mechanical mode, so that the problem of an electric control valve is avoided, and the water adding valve is more reliable.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of valves, in particular to the technical field of vacuum water adding valves.
[ background of the invention ]
In many existing vacuum systems, a water ring vacuum pump is used to achieve vacuum. The water ring vacuum pump is internally provided with an eccentric rotor with fixed blades, and is a rotary variable-volume vacuum pump which throws water liquid to the wall of a stator, the water liquid forms a liquid ring concentric with the stator, and the liquid ring and the rotor blades form a variable volume. Such pumps require timed addition of water; the pump easily burns off if no water is added. In the prior art, a commonly used water adding method of a water ring vacuum pump comprises the following steps: after the water level of the water adding tank is lowered, the electromagnetic valve is triggered, so that the water channel system is controlled to add water. However, if water is required to be added frequently, the electromagnetic valve is switched on and off frequently, and once the electromagnetic valve is damaged, water cannot be added or water is added. The reliability of the prior art systems is poor due to the use of solenoid valves. To this end, a new vacuum filler valve is needed.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a vacuum water feeding valve which can realize the on-off of an external water source by utilizing the magnetic force adsorption of a magnetic bar and the structure of a double diaphragm. The water adding valve provided by the invention operates in a pure mechanical mode, so that the problem of an electric control valve is avoided, and the water adding valve is more reliable.
In order to achieve the purpose, the invention provides a vacuum water feeding valve which comprises a valve shell, a small spring, a first diaphragm, a magnetic rod, a sliding sleeve, a baffle ring, a large spring, a second diaphragm and a valve seat, wherein the middle part of the upper end of the valve seat is embedded with the second diaphragm, the first diaphragm is arranged above the second diaphragm in a pressing mode, the large spring is sleeved outside the first diaphragm, and two ends of the large spring are respectively contacted with the first diaphragm and the sliding sleeve; a magnetic rod is arranged in the inner cavity of the first diaphragm, a small spring is sleeved at the upper end of the magnetic rod, and the upper surface of the small spring is in contact with the wall surface of the inner cavity of the first diaphragm; the outside cooperation in disk seat upper end has the valve casing, and the valve casing middle part cooperation has the sliding sleeve, and sliding sleeve inside inlays and is equipped with the fender ring.
Preferably, the valve casing is of a hollow casing structure, a through hole is formed in the middle of the valve casing, and a sliding sleeve is matched in the through hole in the middle of the valve casing; be equipped with circular through-hole on the left surface of valve casing, the pipe box is equipped with to the circular through-hole of valve casing left surface is embedded, and external executor is passed through to the pipeline in the valve casing left side.
Preferably, the first diaphragm is of an inverted-horn-shaped structure and comprises a cylindrical pipe-shaped head, a disc-shaped base and a first annular lug, the lower end of the cylindrical pipe-shaped head is fixedly connected with the disc-shaped base, the first annular lug is arranged outside the lower end of the disc-shaped base, and the upper surface of the first annular lug is in contact with the lower surface of the large spring; the cylindrical tube type head is a cylindrical hollow tube, and a small spring and a magnetic rod are accommodated in the cylindrical tube type head.
Preferably, the top of the magnetic rod is provided with a boss, and a small spring is sleeved on the boss; the bottom of the magnetic bar is provided with a conical bulge.
Preferably, a stepped cavity is formed in the sliding sleeve, and a baffle ring is embedded in the inner wall surface of the stepped cavity; and a second annular lug is arranged at the lower end of the outer part of the sliding sleeve.
Preferably, a cylindrical boss is arranged in the middle of the lower end of the second diaphragm, a first stepped hole is arranged in the middle of the second diaphragm, and the first stepped hole is a through hole with an isosceles trapezoid upper end and a cylindrical lower end; an annular claw is arranged outside the second diaphragm; the middle part of the upper end face of the valve seat is provided with an annular groove, and the annular claw is embedded in the annular groove of the valve seat.
Preferably, the lower end of the valve seat is a round rod head, a limiting bulge is arranged outside the lower end of the round rod head, and the round rod head is inserted into the outlet tank; a second step hole is formed in the middle of the valve seat; the upper right end of the valve seat is provided with an L-shaped through hole, and the right end of the L-shaped through hole of the valve seat is externally connected with a water pump.
The invention has the beneficial effects that: the invention can realize the switch of the external water source by utilizing the magnetic force adsorption of the magnetic bar and the structure of the double diaphragms. The water adding valve provided by the invention operates in a pure mechanical mode, so that the problem of an electric control valve is avoided, and the water adding valve is more reliable.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic sectional view of a vacuum filler valve according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
FIG. 3 is a system schematic of a vacuum filler valve of the present invention;
fig. 4 is an enlarged view of the portion B of fig. 3 according to the present invention.
In the figure: 1-valve shell, 2-small spring, 3-first diaphragm, 31-cylindrical tube head, 32-disc base, 33-first annular lug, 4-magnetic rod, 41-boss, 42-conical bulge, 5-sliding sleeve, 51-step cavity, 52-second annular lug, 6-baffle ring, 7-large spring, 8-second diaphragm, 81-first step hole, 82-annular claw, 9-valve seat, 91-second step hole, 92-annular groove, 93-L through hole, 94-round rod head, 95-limit bulge, 10-actuator, 11-water ring vacuum pump, 12-vacuum tank, 13-vacuum water-adding valve, 14-outlet tank, 15-hydraulic drive valve, 16-pipeline, 17-pipe sleeve.
[ detailed description ] embodiments
Referring to fig. 1, 2, 3 and 4, the invention comprises a valve housing 1, a small spring 2, a first diaphragm 3, a magnetic rod 4, a sliding sleeve 5, a baffle ring 6, a large spring 7, a second diaphragm 8 and a valve seat 9, wherein the second diaphragm 8 is embedded in the middle of the upper end of the valve seat 9, the first diaphragm 3 is pressed above the second diaphragm 8, the large spring 7 is sleeved outside the first diaphragm 3, and two ends of the large spring 7 are respectively contacted with the first diaphragm 3 and the sliding sleeve 5; a magnetic rod 4 is arranged in the inner cavity of the first diaphragm 3, a small spring 2 is sleeved at the upper end of the magnetic rod 4, and the upper surface of the small spring 2 is in contact with the wall surface of the inner cavity of the first diaphragm 3; valve casing 1 has been joined in marriage to 9 upper ends outsides of disk seat, and the cooperation of 1 middle part of valve casing has sliding sleeve 5, and 5 inside inlays of sliding sleeve and is equipped with fender ring 6.
Specifically, the valve casing 1 is of a hollow casing structure, a through hole is formed in the middle of the valve casing 1, and a sliding sleeve 5 is matched in the through hole in the middle of the valve casing 1; be equipped with circular through-hole on the left surface of valve casing 1, the embedded pipe box 17 that is equipped with of circular through-hole of valve casing 1 left surface, external executor 10 is passed through pipeline 16 in valve casing 1 left side.
Specifically, the first diaphragm 3 is of an inverted-horn structure, the first diaphragm 3 comprises a cylindrical tube-shaped head 31, a disc-shaped base 32 and a first annular lug 33, the lower end of the cylindrical tube-shaped head 31 is fixedly connected with the disc-shaped base 32, the first annular lug 33 is arranged outside the lower end of the disc-shaped base 32, and the upper surface of the first annular lug 33 is in contact with the lower surface of the large spring 7; the cylindrical tube-shaped head 31 is a cylindrical hollow tube, and the small spring 2 and the magnetic rod 4 are accommodated in the cylindrical tube-shaped head 31.
Specifically, a boss 41 is arranged at the top of the magnetic rod 4, and a small spring 2 is sleeved on the boss 41; the magnetic rod 4 has a conical protrusion 42 at the bottom.
Specifically, a stepped cavity 51 is formed in the sliding sleeve 5, and a baffle ring 6 is embedded in the inner wall surface of the stepped cavity 51; the outer lower end of the sliding sleeve 5 is provided with a second annular lug 52.
Specifically, a cylindrical boss is arranged in the middle of the lower end of the second diaphragm 8, a first stepped hole 81 is arranged in the middle of the second diaphragm 8, and the first stepped hole 81 is a through hole with an isosceles trapezoid upper end and a cylindrical lower end; an annular claw 82 is arranged outside the second diaphragm 8; the middle part of the upper end surface of the valve seat 9 is provided with an annular groove 92, and the annular claw 82 is embedded on the annular groove 92 of the valve seat 9.
Specifically, the lower end of the valve seat 9 is a round rod head 94, a limiting bulge 95 is arranged outside the lower end of the round rod head 94, and the round rod head 94 is inserted into the outlet tank 14; a second stepped hole 91 is formed in the middle of the valve seat 9; the upper right end of the valve seat 9 is provided with an L-shaped through hole 93, and the right end of the L-shaped through hole 93 of the valve seat 9 is externally connected with a water pump.
The working process of the invention is as follows:
the working process of the vacuum water adding valve is explained by combining the attached drawings.
After the vacuum water adding valve 13 is applied to the system, the system comprises an actuator 10, a water ring vacuum pump 11, a vacuum tank 12, a vacuum water adding valve 13, an outlet tank 14 and a hydraulic drive valve 15, wherein the left end of the water ring vacuum pump 11 is connected into the vacuum tank 12, the right end of the water ring vacuum pump 11 is connected into the outlet tank 14, the right upper end of the vacuum tank 12 is connected with the actuator 10 through a pipeline 16, and the lower end of the vacuum tank 12 is connected with the outlet tank 14 through a pipeline 16; the right lower end of the actuator 10 is connected with a vacuum water adding valve 13 through a pipeline 16, the vacuum water adding valve 13 is installed at the upper end of an outlet tank 14, and the right end of the vacuum water adding valve 13 is externally connected with a water pump through a pipeline 16; the lower end of the outlet tank 14 is provided with a hydraulic drive valve 15, and the lower end of the hydraulic drive valve 15 is connected with the left end of the actuator 10 through a pipeline 16.
The actuator 10 is used for controlling the action of the vacuum water adding valve 13; the vacuum tank 12 is used for leading out vacuum force; the hydraulic drive valve 15 is a linkage valve and is used for controlling the actuator 10 to act; the pipeline 16 has three purpose pipelines of a vacuum pipe, a big air pipe and a liquid pipe. The hydraulically driven valve 15 is hydraulically driven, and if the liquid level is lowered, the valve head of the hydraulically driven valve 15 is opened, so that the atmospheric pressure is transmitted to the actuator 10 through the pipeline 16; the left cavity of the actuator 10 becomes atmosphere, the actuator 10 acts, and the lower pipeline on the right side of the actuator 10 becomes vacuum, so that the left end of the vacuum water adding valve 13 becomes vacuum. The left side of the vacuum water adding valve 13 is connected with the atmosphere, and after the atmosphere becomes vacuum, the sliding sleeve 5 at the upper end of the vacuum water adding valve 13 is sucked downwards by the vacuum force; the middle magnetic rod 4 is attracted upwards, and the small hole on the second diaphragm 8 corresponding to the lower end of the magnetic rod 4 is opened; the pipeline on the right side of the vacuum water adding valve 13 is connected with tap water, the second diaphragm 8 is pushed open by the pressure of the tap water, the channel is opened, and the water channel enters. After the water reaches a certain level, the hydraulic drive valve 15 is closed under the action of pressure.
After the sliding sleeve 5 of the vacuum water adding valve 13 sucks down, the magnetic force of the magnetic bar 4 is ingeniously utilized to realize the opening of the hole in the second diaphragm 8; and the closing is realized by utilizing the double spring force action of the small spring 2 and the large spring 7.
The invention can realize the switch of the external water source by utilizing the magnetic force adsorption of the magnetic bar and the structure of the double diaphragms. The water adding valve provided by the invention operates in a pure mechanical mode, so that the problem of an electric control valve is avoided, and the water adding valve is more reliable.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (7)
1. A vacuum water adding valve is characterized in that: the diaphragm valve comprises a valve shell (1), a small spring (2), a first diaphragm (3), a magnetic rod (4), a sliding sleeve (5), a baffle ring (6), a large spring (7), a second diaphragm (8) and a valve seat (9), wherein the second diaphragm (8) is embedded in the middle of the upper end of the valve seat (9), the first diaphragm (3) is arranged above the second diaphragm (8) in a pressing mode, the large spring (7) is sleeved outside the first diaphragm (3), and two ends of the large spring (7) are respectively in contact with the first diaphragm (3) and the sliding sleeve (5); a magnetic rod (4) is arranged in the inner cavity of the first diaphragm (3), a small spring (2) is sleeved at the upper end of the magnetic rod (4), and the upper surface of the small spring (2) is in contact with the wall surface of the inner cavity of the first diaphragm (3); valve seat (9) upper end outside cooperation has valve casing (1), and valve casing (1) middle part cooperation has sliding sleeve (5), and sliding sleeve (5) inside is inlayed and is equipped with fender ring (6).
2. The vacuum watering valve of claim 1, wherein: the valve casing (1) is of a hollow casing structure, a through hole is formed in the middle of the valve casing (1), and a sliding sleeve (5) is matched in the through hole in the middle of the valve casing (1); be equipped with circular through-hole on the left surface of valve casing (1), pipe box (17) are equipped with to the circular through-hole of valve casing (1) left surface is embedded, and external executor (10) are passed through pipeline (16) in valve casing (1) left side.
3. The vacuum watering valve of claim 1, wherein: the first diaphragm (3) is of an inverted horn-shaped structure, the first diaphragm (3) comprises a cylindrical tube-shaped head (31), a disc-shaped base (32) and a first annular lug (33), the lower end of the cylindrical tube-shaped head (31) is fixedly connected with the disc-shaped base (32), the first annular lug (33) is arranged outside the lower end of the disc-shaped base (32), and the upper surface of the first annular lug (33) is in contact with the lower surface of the large spring (7); the cylindrical tube type head (31) is a cylindrical hollow tube, and a small spring (2) and a magnetic rod (4) are accommodated in the cylindrical tube type head (31).
4. The vacuum watering valve of claim 1, wherein: a boss (41) is arranged at the top of the magnetic rod (4), and a small spring (2) is sleeved on the boss (41); the bottom of the magnetic bar (4) is provided with a conical bulge (42).
5. The vacuum watering valve of claim 1, wherein: a stepped cavity (51) is formed in the sliding sleeve (5), and a baffle ring (6) is embedded in the inner wall surface of the stepped cavity (51); and a second annular lug (52) is arranged at the lower end of the outer part of the sliding sleeve (5).
6. The vacuum watering valve of claim 1, wherein: a cylindrical boss is arranged in the middle of the lower end of the second diaphragm (8), a first stepped hole (81) is arranged in the middle of the second diaphragm (8), and the first stepped hole (81) is a through hole with an isosceles trapezoid upper end and a cylindrical lower end; an annular claw (82) is arranged outside the second diaphragm (8); the middle part of the end face of the upper end of the valve seat (9) is provided with an annular groove (92), and the annular claw (82) is embedded in the annular groove (92) of the valve seat (9).
7. The vacuum watering valve of claim 1, wherein: the lower end of the valve seat (9) is provided with a round rod head (94), the outer part of the lower end of the round rod head (94) is provided with a limiting bulge (95), and the round rod head (94) is inserted into the outlet tank (14); a second stepped hole (91) is formed in the middle of the valve seat (9); the upper right end of the valve seat (9) is provided with an L-shaped through hole (93), and the right end of the L-shaped through hole (93) of the valve seat (9) is externally connected with a water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911213035.2A CN110886890B (en) | 2019-12-02 | 2019-12-02 | Vacuum water feeding valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911213035.2A CN110886890B (en) | 2019-12-02 | 2019-12-02 | Vacuum water feeding valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110886890A true CN110886890A (en) | 2020-03-17 |
| CN110886890B CN110886890B (en) | 2022-03-22 |
Family
ID=69749901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911213035.2A Active CN110886890B (en) | 2019-12-02 | 2019-12-02 | Vacuum water feeding valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110886890B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486095A (en) * | 2020-04-16 | 2020-08-04 | 厚力德机器（杭州）有限公司 | Intelligent control lubricating system and intelligent control method for sewage collection |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3590849A (en) * | 1968-06-22 | 1971-07-06 | Clear Hooters Ltd | Vacuum servocontrol systems |
| CN88200739U (en) * | 1988-01-19 | 1988-08-31 | 方存林 | Diaphragm stop valve |
| CN1245875A (en) * | 1999-08-19 | 2000-03-01 | 深圳市红门机电设备有限公司 | Water-level automatic control vacuum valve |
| CN2426544Y (en) * | 2000-01-01 | 2001-04-11 | 刘铭松 | Intelligent tap water valve |
| CN2550590Y (en) * | 2002-06-26 | 2003-05-14 | 力挥企业有限公司 | Diaphragm valve struture improvement |
| CN104930225A (en) * | 2015-07-06 | 2015-09-23 | 上海磊航机械制造有限公司 | Electromagnetic high-vacuum inflation valve |
-
2019
- 2019-12-02 CN CN201911213035.2A patent/CN110886890B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3590849A (en) * | 1968-06-22 | 1971-07-06 | Clear Hooters Ltd | Vacuum servocontrol systems |
| CN88200739U (en) * | 1988-01-19 | 1988-08-31 | 方存林 | Diaphragm stop valve |
| CN1245875A (en) * | 1999-08-19 | 2000-03-01 | 深圳市红门机电设备有限公司 | Water-level automatic control vacuum valve |
| CN2426544Y (en) * | 2000-01-01 | 2001-04-11 | 刘铭松 | Intelligent tap water valve |
| CN2550590Y (en) * | 2002-06-26 | 2003-05-14 | 力挥企业有限公司 | Diaphragm valve struture improvement |
| CN104930225A (en) * | 2015-07-06 | 2015-09-23 | 上海磊航机械制造有限公司 | Electromagnetic high-vacuum inflation valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486095A (en) * | 2020-04-16 | 2020-08-04 | 厚力德机器（杭州）有限公司 | Intelligent control lubricating system and intelligent control method for sewage collection |
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| Publication number | Publication date |
|---|---|
| CN110886890B (en) | 2022-03-22 |
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