CN211599611U - Safe type automatic alarm ball valve - Google Patents
Safe type automatic alarm ball valve Download PDFInfo
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- CN211599611U CN211599611U CN202020137265.7U CN202020137265U CN211599611U CN 211599611 U CN211599611 U CN 211599611U CN 202020137265 U CN202020137265 U CN 202020137265U CN 211599611 U CN211599611 U CN 211599611U
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- valve body
- ball valve
- valve
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- spheroid
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Abstract
The utility model provides a simple structure, convenient to use, and possess the safe type automatic alarm ball valve of pressure release function, including valve body, spheroid, two disk seats and valve rod, upper reaches passageway and low reaches passageway have in the valve body, disk seat fixed mounting in the valve body, the spheroid rotates to be installed two between the disk seat, the intercommunicating pore has been seted up on the spheroid, fixed mounting has the sealing ring on the sealed face of valve body, the valve rod rotates to be installed on the valve body, the lower extreme of valve rod with spheroid fixed connection still includes energy storage ware and alarm device, lie in on the valve body upper reaches passageway department fixed mounting has the overflow pipe, energy storage ware fixed mounting be in the tip of overflow pipe, the sealed slidable mounting in overflow pipe has first push pedal, first push pedal pass through the connecting rod with the energy storage ware is connected.
Description
Technical Field
The utility model relates to a ball valve, in particular to safe type automatic alarm ball valve.
Background
The common sealing of a fixed ball valve is generally divided into a DBB (double shutoff and pressure relief) structure and a DIB (double isolation and pressure relief) structure, the DBB structure is the most common valve sealing form, and the DIB structure is divided into two different sealing forms, one is DIB-1, namely, valve seats at two ends of the valve are both bidirectional sealing structures, and the other is DIB-2, namely, a valve seat at one end of the valve is a bidirectional sealing structure, and a valve seat at the other end of the valve is a one-way sealing structure. DBB and DIB type products are widely applied to pipelines in various industries such as electric power, petrochemical industry, metallurgy, ocean, petroleum, natural gas, pharmacy and the like.
In the prior art, adopt the polytetrafluoroethylene material to seal between spheroid and the disk seat in the ball valve, the ball valve is when the full cut-off state, if under the great condition of fluid medium's in its upstream pipeline pressure, the extrusion force between spheroid and the low reaches disk seat increases, and upstream fluid pressure is born by the low reaches disk seat mostly promptly to influence its life, in addition, current ball valve can't monitor the fluid pressure in the upstream pipe, causes great obstacle to the maintenance of ball valve and the control to the fluid pipe network.
SUMMERY OF THE UTILITY MODEL
Therefore, to foretell problem, the utility model provides a simple structure, convenient to use, and the safe type automatic alarm ball valve that possesses the pressure release function.
In order to realize the technical problem, the utility model adopts the solution that the safety automatic alarm ball valve comprises a valve body, a ball body, two valve seats and a valve rod, wherein an upstream channel and a downstream channel are arranged in the valve body, the valve seats are fixedly arranged in the valve body, the ball body is rotatably arranged between the two valve seats, a communication hole is arranged on the ball body, a sealing ring is fixedly arranged on the sealing surface of the valve seat, the valve rod is rotatably arranged on the valve body, the lower end of the valve rod is fixedly connected with the ball body, the safety automatic alarm ball valve also comprises an energy accumulator and an alarm device, an overflow pipe is fixedly arranged at the upstream channel on the valve body, the energy accumulator is fixedly arranged at the end part of the overflow pipe, a first push plate is hermetically and slidably arranged in the overflow pipe, the first push plate is connected with the energy accumulator through a connecting rod, the alarm device is fixedly installed at the end part of the branch pipe, a second push plate is installed in the branch pipe in a sealing and sliding mode, and the second push plate is connected with the alarm device through an ejector rod and triggers alarm.
The further improvement is that: when the pressure in the energy accumulator is 1.3 times to 1.5 times of the rated working pressure of the ball valve, the first push plate slides to the upper part of the branch pipe.
The further improvement is that: and a pressure relief pipe is fixedly mounted on the side wall of the overflow pipe and is positioned above the branch pipe.
The further improvement is that: when the pressure in the energy accumulator is 1.5 times greater than the rated working pressure of the ball valve, the first push plate slides to the position above the pressure relief pipe.
The further improvement is that: the energy accumulator comprises a shell, a spring and a piston, the piston is slidably mounted in the shell, one end of the spring abuts against the top of the piston, the other end of the spring abuts against the shell, and the connecting rod is fixedly connected with the piston.
The further improvement is that: the alarm device comprises a buzzer, a power supply and a microswitch, wherein the buzzer, the power supply and the microswitch are electrically connected to form a closed loop, and the free end of the ejector rod is abutted to a contact of the microswitch.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model has the advantages of simple structure, high durability and convenient use, overflow pipe through the upper reaches passageway department installation intercommunication at the valve body, install energy storage ware and alarm device on the overflow pipe, and trigger through first push pedal and second push pedal, thereby can advance the buffering to high-pressure fluid, can trigger the warning after high-pressure fluid's pressure is greater than certain numerical value, be convenient for maintain the ball valve on the one hand, avoid its superpressure work to cause the damage, on the other hand, the staff can acquire alarm information immediately, and carry out the real-time monitoring to the running state in the fluid pipe network, thereby can in time investigate the trouble, eliminate the potential safety hazard.
Drawings
Fig. 1 is the utility model discloses safe type automatic alarm ball valve's of embodiment structural schematic diagram.
Fig. 2 is a partial enlarged view of the safety automatic alarm ball valve of the embodiment of the present invention.
In the figure: the device comprises an upstream channel, a valve body 2, a ball 3, a first valve seat 4, a downstream channel 5, a second valve seat 6, a sealing ring 7, a valve rod 8, a handle 9, an overflow pipe 10, a pressure relief pipe 11, a branch pipe 12, an alarm device 13, a piston 14, an energy accumulator 15, a connecting rod 16, a spring 17, a push rod 18, a second push plate 19, a microswitch 20, a buzzer 21 and a first push plate 22.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and specific embodiments.
The first embodiment is as follows:
referring to fig. 1 and 2, the embodiment of the present invention discloses a safety automatic alarm ball valve, which includes a valve body 2, a ball 3, a first valve seat 4, a second valve seat 6 and a valve rod 8, wherein the valve body 2 has an upstream channel 1 and a downstream channel 5, the first valve seat 4 and the second valve seat 6 are both fixedly installed in the valve body 2, the ball 3 is rotatably installed between the first valve seat 4 and the second valve seat 6, the ball 3 is provided with a communication hole, a sealing ring 7 is fixedly installed on a sealing surface of the valve seat, the valve rod 8 is rotatably installed on the valve body 2, a lower end of the valve rod 8 is fixedly connected with the ball 3, a handle 9 is fixedly installed at a top of the valve rod 8, the safety automatic alarm ball valve further includes an energy accumulator 15 and an alarm device 13, an overflow pipe 10 is fixedly installed at the upstream channel 1 on the valve body 2, the energy accumulator 15 is fixedly installed at an end of the overflow, a first push plate 22 is installed in the overflow pipe 10 in a sealing and sliding mode, the first push plate 22 is connected with the energy accumulator 15 through a connecting rod 16, a branch pipe 12 is fixedly installed on the side wall of the overflow pipe 10, the alarm device 13 is fixedly installed at the end portion of the branch pipe 12, a second push plate 19 is installed in the branch pipe 12 in a sealing and sliding mode, and the second push plate 19 is connected with the alarm device 13 through an ejector rod 18 and triggers alarming.
When the ball valve is in a fully closed state, the upstream channel 1 is cut off, the first push plate 22 is pushed upwards by the pressurized fluid in the upstream channel 1 and is buffered by the accumulator 15, and preferably, when the pressure in the accumulator 15 is between 1.3 times and 1.5 times of the rated working pressure of the ball valve, the first push plate 22 slides to the upper part of the branch pipe 12. Namely when the fluid pressure in the upstream channel 1 is greater than 1.3 times of the rated working pressure, the first push plate 22 is pushed to the upper side of the branch pipe 12, and the pressurized fluid enters the branch pipe 12 and pushes the second push plate 19, so that the alarm device 13 is triggered, on one hand, the ball valve is convenient to maintain, damage caused by overpressure work is avoided, on the other hand, a worker can obtain alarm information in real time, and the running state in the fluid pipe network is monitored in real time, so that faults can be checked in time, and potential safety hazards are eliminated.
In order to further improve the safety, a pressure relief pipe 11 is fixedly mounted on the side wall of the overflow pipe 10, the pressure relief pipe 11 is located above the branch pipe 12, and preferably, when the pressure in the accumulator 15 is greater than 1.5 times of the rated working pressure of the ball valve, the first push plate 22 slides to above the pressure relief pipe 11, that is, when the fluid pressure in the upstream channel 1 is greater than 1.5 times of the rated working pressure, the first push plate 22 is pushed to above the overflow pipe 10, and the pressurized fluid is relieved from the overflow pipe 10, thereby ensuring the normal operation of the system.
In this embodiment, specifically, the energy accumulator 15 includes a housing, a spring 17 and a piston 14, the piston 14 is slidably mounted in the housing, one end of the spring 17 abuts against the top of the piston 14, the other end of the spring 17 abuts against the housing, and the connecting rod 16 is fixedly connected to the piston 14.
In this embodiment, specifically, the alarm device 13 includes a buzzer 21, a power supply and a micro switch 20, the buzzer 21, the power supply and the micro switch 20 are electrically connected to form a closed loop, and the free end of the push rod 18 abuts against a contact of the micro switch 20.
Modifications and variations of the present invention are within the scope of the claims and are not limited by the disclosure of the embodiments.
Claims (6)
1. The utility model provides a safe type automatic alarm ball valve, includes valve body, spheroid, two disk seats and valve rod, upstream channel and low reaches passageway have in the valve body, disk seat fixed mounting in the valve body, the spheroid rotates to be installed two between the disk seat, the intercommunicating pore has been seted up on the spheroid, fixed mounting has the sealing ring on the sealed face of disk seat, the valve rod rotates to be installed on the valve body, the lower extreme of valve rod with spheroid fixed connection, its characterized in that: still include energy storage ware and alarm device, lie in on the valve body upstream channel department fixed mounting has the overflow pipe, energy storage ware fixed mounting be in the tip of overflow pipe, the sealed slidable mounting in overflow pipe has first push pedal, first push pedal pass through the connecting rod with the energy storage ware is connected, fixed mounting has the branch pipe on the lateral wall of overflow pipe, alarm device fixed mounting be in the tip of branch pipe, the sealed slidable mounting in branch pipe has the second push pedal, the second push pedal pass through the ejector pin with alarm device connects and triggers the warning.
2. The safety automatic alarm ball valve according to claim 1, wherein: when the pressure in the energy accumulator is 1.3 times to 1.5 times of the rated working pressure of the ball valve, the first push plate slides to the upper part of the branch pipe.
3. The safety automatic alarm ball valve according to claim 2, wherein: and a pressure relief pipe is fixedly mounted on the side wall of the overflow pipe and is positioned above the branch pipe.
4. The safety automatic alarm ball valve according to claim 3, wherein: when the pressure in the energy accumulator is 1.5 times greater than the rated working pressure of the ball valve, the first push plate slides to the position above the pressure relief pipe.
5. The safety automatic alarm ball valve according to any one of claims 1-4, wherein: the energy accumulator comprises a shell, a spring and a piston, the piston is slidably mounted in the shell, one end of the spring abuts against the top of the piston, the other end of the spring abuts against the shell, and the connecting rod is fixedly connected with the piston.
6. The safety automatic alarm ball valve according to any one of claims 1-4, wherein: the alarm device comprises a buzzer, a power supply and a microswitch, wherein the buzzer, the power supply and the microswitch are electrically connected to form a closed loop, and the free end of the ejector rod is abutted to a contact of the microswitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020137265.7U CN211599611U (en) | 2020-01-21 | 2020-01-21 | Safe type automatic alarm ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020137265.7U CN211599611U (en) | 2020-01-21 | 2020-01-21 | Safe type automatic alarm ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211599611U true CN211599611U (en) | 2020-09-29 |
Family
ID=72580320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020137265.7U Active CN211599611U (en) | 2020-01-21 | 2020-01-21 | Safe type automatic alarm ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211599611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197056A (en) * | 2020-10-19 | 2021-01-08 | 方国华 | Mechanical ball valve service life detector |
-
2020
- 2020-01-21 CN CN202020137265.7U patent/CN211599611U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197056A (en) * | 2020-10-19 | 2021-01-08 | 方国华 | Mechanical ball valve service life detector |
| CN112197056B (en) * | 2020-10-19 | 2021-07-20 | 台州科创科技信息咨询有限公司 | Mechanical ball valve service life detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 362000 Meiyu Industrial Zone, Luncang Town, Nan'an City, Quanzhou City, Fujian Province Patentee after: Quanwa Valve Co.,Ltd. Address before: 362000 Meiyu Industrial Zone, Luncang Town, Nan'an City, Quanzhou City, Fujian Province Patentee before: QUANWATTS VALVES Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |