CN112212017A - Electromagnetic valve capable of automatically intercepting after power failure - Google Patents
Electromagnetic valve capable of automatically intercepting after power failure Download PDFInfo
- Publication number
- CN112212017A CN112212017A CN202011119342.7A CN202011119342A CN112212017A CN 112212017 A CN112212017 A CN 112212017A CN 202011119342 A CN202011119342 A CN 202011119342A CN 112212017 A CN112212017 A CN 112212017A
- Authority
- CN
- China
- Prior art keywords
- power failure
- electromagnetic valve
- support frame
- motor
- installation shell
- 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.)
- Pending
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Classifications
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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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
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/042—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves with electric means, e.g. for controlling the motor or a clutch between the valve and the motor
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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
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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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
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
- F16K31/502—Mechanical actuating means with screw-spindle or internally threaded actuating means actuating pivotable valve members
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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
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to the technical field of electromagnetic valves, and particularly discloses an electromagnetic valve capable of automatically intercepting after power failure, which comprises a valve body, wherein a connecting pipe is integrally formed at the top of the valve body, and a control mechanism is fixedly installed at the top of the connecting pipe; control mechanism includes installation shell and top cap, and the internally mounted of installation shell has the motor, and the output shaft fixed mounting of motor has the rotating tube, and the inside movable mounting of rotating tube has the stopper, the one end welding of stopper has the screw rod, and the one end of screw rod is rotated and is installed and promote the rack, and it has the gear to promote rack toothing. According to the invention, the rotation pipe rotates, so that the rotation pipe and the limiting block are installed in a matching manner, the screw rod can rotate and can horizontally move, the rack is pushed to push the gear to rotate, the circular valve plate rotates, and the effect of intercepting can be realized.
Description
Technical Field
The invention relates to the technical field of electromagnetic valves, in particular to an electromagnetic valve capable of automatically intercepting after power failure.
Background
The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatic pressure. The electromagnetic valve is used in an industrial control system to adjust the direction, flow, speed and other parameters of a medium, the electromagnetic valve can be matched with different circuits to realize expected control, the control precision and flexibility can be ensured, the electromagnetic valves are various, different electromagnetic valves play a role in different positions of the control system, and the most common electromagnetic valves are one-way valves, safety valves, direction control valves, speed regulating valves and the like.
Traditional normal close formula solenoid valve relies on electric power to open and close the valve, but when emergency such as conflagration appears, can cause the situation of power failure very likely, can't rethread electric control solenoid valve this moment, and the solenoid valve can't be opened and can cause huge threat to people's life and property safety.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an electromagnetic valve capable of automatically intercepting after power failure.
In order to achieve the purpose, the invention adopts the following technical scheme:
the electromagnetic valve capable of automatically intercepting after power failure comprises a valve body, wherein a connecting pipe is integrally formed at the top of the valve body, and a control mechanism is fixedly installed at the top of the connecting pipe;
the control mechanism comprises an installation shell and a top cover, a motor is installed inside the installation shell, a rotating pipe is fixedly installed on an output shaft of the motor, a limiting block is movably installed inside the rotating pipe, a screw is welded at one end of the limiting block, a pushing rack is rotatably installed at one end of the screw, and the pushing rack is meshed with a gear;
the top fixed mounting of top cap has the electro-magnet, and the bottom fixed mounting of installation shell has the groove that falls back, and the bottom of electro-magnet adsorbs there is the metal ball, the battery is still installed to the inside of installation shell, and the bottom outer wall fixed mounting of installation shell has reset switch.
Preferably, the bottom of the gear is welded with a rotating bolt, and the rotating bolt penetrates through the connecting pipe and extends into the valve body;
the limiting block is of a rectangular structure, the inner hole of the rotating pipe is also of a rectangular structure, and the limiting block is in sliding contact with the inner hole wall of the rotating pipe.
Preferably, the inner wall of the bottom of the mounting shell is fixedly provided with a first support frame, a second support frame and a third support frame.
Preferably, the motor is fixedly mounted with the first support frame, and the screw is mounted with the second support frame in a threaded manner.
Preferably, a guide rod is welded at one end of the pushing rack, and the guide rod movably penetrates through the third support frame.
Preferably, the top of the falling groove is provided with a spherical groove, the metal ball is connected with a lead, the metal ball, the falling groove, the motor and the battery form a loop, and the reset switch, the battery and the motor form a loop.
Preferably, the rod body of the rotating bolt is integrally formed with a circular valve plate, and the bottom of the circular valve plate is in sliding contact with the inner wall of the bottom end of the valve body.
The invention has the beneficial effects that:
the circular valve plate can be controlled to be closed through a device in the control mechanism when power is off, so that the valve body is blocked, the effect of flow interception is realized, and the designed metal ball is adsorbed by the electromagnet, so that the magnetic force is lost when the power is off, the metal ball falls under the action of gravity and falls on the falling groove, the motor is electrified, and the flow interception is completed;
through the rotation of the rotating pipe, the cooperation effect of installation of rotating pipe and stopper is made to make the screw rod rotate also can the horizontal motion, make to promote the rack and promote gear revolve, realize that circular valve plate rotates, can realize the effect of damming.
Drawings
Fig. 1 is a schematic front view of an electromagnetic valve capable of automatically stopping flow after power failure according to the present invention.
Fig. 2 is a schematic diagram of the internal structure of the control mechanism.
Fig. 3 is a schematic view of a structure of the gear and the pushing rack engaged with each other.
Fig. 4 is a schematic structural view of a circular valve plate.
The labels in the figure are: the valve comprises a valve body 1, a connecting pipe 2, a top cover 3, a mounting shell 4, a circular valve plate 5, a first support frame 6, a motor 7, a rotating pipe 8, a limiting block 9, a screw rod 10, a pushing rack 11, a gear 12, a third support frame 13, an electromagnet 14, a metal ball 15, a battery 16, a reset switch 17, a fallback groove 18 and a second support frame 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, the electromagnetic valve capable of automatically intercepting after power failure comprises a valve body 1, wherein a connecting pipe 2 is integrally formed at the top of the valve body 1, and a control mechanism is fixedly installed at the top of the connecting pipe 2;
the control mechanism comprises an installation shell 4 and a top cover 3, as shown in fig. 1, the top cover 3 is fixed at the top of the installation shell 4 through screws, a motor 7 is installed inside the installation shell 4, a rotating pipe 8 is fixedly installed on an output shaft of the motor 7, a limiting block 9 is movably installed inside the rotating pipe 8, a screw rod 10 is welded at one end of the limiting block 9, a pushing rack 11 is installed at one end of the screw rod 10 in a rotating mode, and the pushing rack 11 is meshed with a gear 12;
the top of top cap 3 is fixed with electro-magnet 14, and the bottom fixed mounting of installation shell 4 has a groove 18 that falls back, and metal ball 15 has been adsorbed to the bottom of electro-magnet 14, and the inside of installation shell 4 still installs battery 16, and the bottom outer wall fixed mounting of installation shell 4 has reset switch 17, and electro-magnet 14 and motor 7 are located the both sides of gear 12 as shown in fig. 2, and the groove 18 that falls back is located electro-magnet 14 directly below.
In this embodiment, the bottom of the gear 12 is welded with a rotating bolt, the rotating bolt penetrates through the connecting pipe 2 and extends into the valve body 1, the rotating bolt is located in the middle of the valve body 1, and the rotating bolt is not in contact with the connecting pipe 2;
The inner wall of the bottom of the mounting shell 4 is fixedly provided with a first support frame 6, a second support frame 19 and a third support frame 13, and the first support frame 6, the second support frame 19 and the third support frame 13 are all of L-shaped structures and are fixedly mounted with the mounting shell 4 through bolts.
The motor 7 is fixedly installed with the first support frame 6, the screw 10 is installed with the second support frame 19 in a threaded mode, and one end of the screw 10 is rotatably installed with the pushing rack 11 through a bearing.
As shown in fig. two and three, a guide rod is welded at one end of the pushing rack 11, the guide rod movably passes through the third support frame 13, and the guide rod and the third support frame 13 are slidably mounted, so that the guide rod can move on the third support frame 13 in a telescopic manner.
Spherical groove has been seted up at the top of falling groove 18, and metal ball 15 is connected with the wire, and metal ball 15, falling groove 18, motor 7, battery 16 constitute the return circuit, and reset switch 17, battery 16 and motor 7 constitute the return circuit, and spherical groove is used for metal ball 15 to fall back the use for metal ball 15 can not roll on falling groove 18, and guarantee the circular telegram.
The body of rod integrated into one piece that rotates the bolt has circular valve plate 5, and the bottom of circular valve plate 5 and the bottom inner wall sliding contact of valve body 1, and the sealed effect of damming is guaranteed in the wall body contact of circular valve plate 5 and valve body 1.
The working principle is as follows:
the electromagnet 14 is connected with a peripheral power supply to monitor the on-off state of the peripheral power supply, and the reset switch 17 is used for resetting the circular valve plate 5 after cut-off, so that the electromagnetic valve is ensured to be restored to normal use when being electrified.
When the power is cut off, the electromagnet 14 is powered off to lose magnetic force, the metal ball 15 falls under the action of gravity and falls on the falling groove 18, the motor 7 is powered on, the motor 7 drives the rotating pipe 8 to rotate, the rotating pipe 8 drives the screw rod 10 to rotate through the limiting block 9, the screw rod 10 and the second supporting frame 19 are in threaded action, the pushing rack 11 is driven to move rightwards, the gear 12 rotates, the gear 12 drives the circular valve plate 5 to rotate, and as shown in fig. 1, the flow stopping is realized; when energized, the motor 7 is reversed by the reset switch 17, so that the circular valve plate 5 is opened.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The electromagnetic valve capable of automatically intercepting after power failure comprises a valve body (1) and is characterized in that a connecting pipe (2) is integrally formed at the top of the valve body (1), and a control mechanism is fixedly installed at the top of the connecting pipe (2);
the control mechanism comprises an installation shell (4) and a top cover (3), a motor (7) is installed inside the installation shell (4), a rotating pipe (8) is fixedly installed on an output shaft of the motor (7), a limiting block (9) is movably installed inside the rotating pipe (8), a screw rod (10) is welded at one end of the limiting block (9), a pushing rack (11) is installed at one end of the screw rod (10) in a rotating mode, and a gear (12) is meshed with the pushing rack (11);
the top fixed mounting of top cap (3) has electro-magnet (14), and the bottom fixed mounting of installation shell (4) has back-falling groove (18), and the bottom adsorption of electro-magnet (14) has metal ball (15), battery (16) are still installed to the inside of installation shell (4), and the bottom outer wall fixed mounting of installation shell (4) has reset switch (17).
2. The electromagnetic valve capable of automatically intercepting current after power failure as claimed in claim 1, wherein a rotating bolt is welded at the bottom of the gear (12), and the rotating bolt passes through the connecting pipe (2) and extends into the valve body (1);
the limiting block (9) is of a rectangular structure, the inner hole of the rotating pipe (8) is also of a rectangular structure, and the limiting block (9) is in sliding contact with the inner hole wall of the rotating pipe (8).
3. The electromagnetic valve for automatic current interception after power failure according to claim 1, wherein the inner wall of the bottom of the mounting shell (4) is fixedly provided with a first support frame (6), a second support frame (19) and a third support frame (13).
4. The electromagnetic valve for automatic interception after power failure according to claim 1, characterized in that said motor (7) is fixedly mounted with the first support frame (6), and said screw (10) is screw-mounted with the second support frame (19).
5. The electromagnetic valve for automatic interception after power failure according to claim 1, characterized in that a guide rod is welded at one end of the push rack (11), and the guide rod passes through the third support frame (13).
6. The electromagnetic valve for automatic current interception after power failure according to claim 1, wherein a spherical groove is formed at the top of the falling groove (18), a wire is connected to the metal ball (15), the falling groove (18), the motor (7) and the battery (16) form a loop, and the reset switch (17), the battery (16) and the motor (7) form a loop.
7. The electromagnetic valve for automatically intercepting current after power failure as claimed in claim 2, wherein the rod body of the rotating bolt is integrally formed with a circular valve plate (5), and the bottom of the circular valve plate (5) is in sliding contact with the inner wall of the bottom end of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119342.7A CN112212017A (en) | 2020-10-19 | 2020-10-19 | Electromagnetic valve capable of automatically intercepting after power failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119342.7A CN112212017A (en) | 2020-10-19 | 2020-10-19 | Electromagnetic valve capable of automatically intercepting after power failure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112212017A true CN112212017A (en) | 2021-01-12 |
Family
ID=74055834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011119342.7A Pending CN112212017A (en) | 2020-10-19 | 2020-10-19 | Electromagnetic valve capable of automatically intercepting after power failure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112212017A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217689A (en) * | 2021-06-03 | 2021-08-06 | 耐森阀业有限公司 | Two-way high performance butterfly valve with outage canceling release mechanical system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202109069U (en) * | 2011-05-26 | 2012-01-11 | 南京实华自动化控制设备有限公司 | Loss potential protection control module of valve electric actuator |
| CN202914856U (en) * | 2012-11-19 | 2013-05-01 | 北京华运电利载波技术有限公司 | Capacitive wire-breaking and valve-closing controller |
| CN203809818U (en) * | 2014-01-24 | 2014-09-03 | 南通神华电气有限公司 | Electrically operated valve |
| CN203906932U (en) * | 2014-06-17 | 2014-10-29 | 佩奇姆能源科技南通有限公司 | High temperature safety valve of solar hot-air system |
| CN205781222U (en) * | 2016-05-31 | 2016-12-07 | 无锡莱谱尔科技有限公司 | The electric device for valve of power down self recovery |
| CN209245409U (en) * | 2018-09-05 | 2019-08-13 | 广州沸西尔机电设备有限公司 | A kind of remote control type electrically operated valve with high voltage protective function |
-
2020
- 2020-10-19 CN CN202011119342.7A patent/CN112212017A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202109069U (en) * | 2011-05-26 | 2012-01-11 | 南京实华自动化控制设备有限公司 | Loss potential protection control module of valve electric actuator |
| CN202914856U (en) * | 2012-11-19 | 2013-05-01 | 北京华运电利载波技术有限公司 | Capacitive wire-breaking and valve-closing controller |
| CN203809818U (en) * | 2014-01-24 | 2014-09-03 | 南通神华电气有限公司 | Electrically operated valve |
| CN203906932U (en) * | 2014-06-17 | 2014-10-29 | 佩奇姆能源科技南通有限公司 | High temperature safety valve of solar hot-air system |
| CN205781222U (en) * | 2016-05-31 | 2016-12-07 | 无锡莱谱尔科技有限公司 | The electric device for valve of power down self recovery |
| CN209245409U (en) * | 2018-09-05 | 2019-08-13 | 广州沸西尔机电设备有限公司 | A kind of remote control type electrically operated valve with high voltage protective function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217689A (en) * | 2021-06-03 | 2021-08-06 | 耐森阀业有限公司 | Two-way high performance butterfly valve with outage canceling release mechanical system |
| CN113217689B (en) * | 2021-06-03 | 2023-03-03 | 耐森阀业有限公司 | Two-way high performance butterfly valve with outage canceling release mechanical system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20210112 |