CN210721060U - Power-off quick-closing control system - Google Patents
Power-off quick-closing control system Download PDFInfo
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- CN210721060U CN210721060U CN201921089350.4U CN201921089350U CN210721060U CN 210721060 U CN210721060 U CN 210721060U CN 201921089350 U CN201921089350 U CN 201921089350U CN 210721060 U CN210721060 U CN 210721060U
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- outage
- pneumatic cut
- control valve
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Abstract
The utility model discloses a fast closed control system cuts off power supply, include: the pneumatic cut-off device is provided with a through flow channel; the air storage tank is used for storing pressurized air to provide standby air for the pneumatic cut-off device; the air compressor is used for providing compressed air to supply air for the pneumatic cut-off device; the control valve is used for controlling the on-off of the air path between the pneumatic cut-off device and the air storage tank and between the pneumatic cut-off device and the air compressor; control system is including outage acquisition unit, stand-by power supply and controller, stand-by power supply is used for being outage acquisition unit after the outage, control valve and controller power supply, outage acquisition unit and control valve and controller signal connection, outage acquisition unit is used for gathering whether outage and send the outage signal of telecommunication, the controller is used for making the gas circuit between pneumatic cut-off equipment and the gas holder switch on according to outage signal control valve action, pneumatic cut-off equipment aerifys the circulation passageway and ends. The utility model discloses sealed effectual, convenient control, degree of automation is high.
Description
Technical Field
The utility model relates to a plumbing technical field, concretely relates to outage quick-closing control system.
Background
Some occasions in current plumbing field need to carry out outage and keep away dangerous processing, like underground sewage treatment plant, because sewage treatment plant's throughput is limited, be provided with the gate on sewage treatment's inlet tube, when taking place the outage condition, control gate relies on the dead weight to close, prevents that when the accident outage, the condition that external sewage entered into underground sewage treatment plant from the inlet tube and submerged sewage treatment plant takes place.
At present, the devices used are mainly gates which close by gravity, but the following problems exist in the existing gates: 1. the guide grooves on two sides of the gate are easily blocked by sundries in sewage, so that the gate cannot be completely closed; 2. the sealing of the gate has certain leakage, and the leakage amount of the sealing is larger as the service life is longer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned background art, provide a fast control system that closes of outage, sealed effectual, convenient control, degree of automation is high.
The utility model provides a fast closed control system cuts off power supply, a serial communication port, include:
the pneumatic cut-off device is provided with a through flow channel;
the air storage tank is used for storing pressurized air to provide standby air for the pneumatic cut-off device;
the air compressor is used for providing compressed air to supply air for the pneumatic cut-off device;
the control valve is used for controlling the connection and the disconnection of the air path between the pneumatic cut-off device and the air storage tank and between the pneumatic cut-off device and the air compressor;
control system, it includes outage acquisition unit, stand-by power supply and controller, stand-by power supply respectively with outage acquisition unit, control valve and controller electricity are connected, be used for outage acquisition unit after the outage, control valve and controller power supply, outage acquisition unit and control valve and controller signal connection, outage acquisition unit is used for gathering whether outage and sends the outage signal, the controller is used for making the gas circuit between pneumatic cut-off equipment and the gas holder to switch on according to outage signal control valve action, pneumatic cut-off equipment aerifys the circulation passageway and ends.
On the basis of the technical scheme, the air compressor is connected with the air storage tank through the air pipe and then connected with the pneumatic cut-off device, and the control valve is arranged on the air pipe between the air storage tank and the pneumatic cut-off device.
On the basis of the technical scheme, the pneumatic cut-off device comprises a sleeve-shaped shell and a rubber sleeve, wherein the rubber sleeve is provided with a through circulation channel, the shell is sleeved on the rubber sleeve, an air cavity is formed between the inner wall of the shell and the outer wall of the rubber sleeve, the shell is provided with an air inlet hole and an air outlet hole, the air inlet hole of the shell is connected with an air storage tank and an air compressor through an air pipe, and the air outlet hole is communicated with the atmosphere through the air pipe;
the control valve comprises an air inlet valve arranged on an air path connected with the air inlet hole and an air outlet valve arranged on an air path connected with the air outlet hole.
On the basis of the technical scheme, the air inlet valve and the air outlet valve are respectively two-position two-way electromagnetic valves or ball valves or gate valves or stop valves.
On the basis of the technical scheme, the pneumatic cut-off device comprises a sleeve-shaped shell and a rubber sleeve, the rubber sleeve is provided with a through circulation channel, the shell is sleeved on the rubber sleeve, an air cavity is formed between the inner wall of the shell and the outer wall of the rubber sleeve, the shell is provided with an inlet and outlet hole, the inlet and outlet hole of the shell is communicated with an air storage tank or atmosphere through an air pipe, and a control valve is arranged on an air path connected with the inlet and outlet hole.
On the basis of the technical scheme, the control valve is a two-position three-way electromagnetic valve.
On the basis of the technical scheme, the power-off acquisition unit selects a power-off protector or a phase sequence protector.
On the basis of the technical scheme, the standby power supply adopts a storage battery or a UPS power supply.
Compared with the prior art, the utility model has the advantages as follows:
(1) the utility model discloses an adopt pneumatic cut-off equipment to replace the gate among the prior art among the outage quick-closing control system, switch on or end through the pneumatic cut-off equipment of atmospheric pressure control, and sealed effectual, simple structure, and when the outage, the stand-by power supply of setting starts at once for control valve and controller power supply, because the air compressor machine can not operate this moment, use the reserve gas in the holding vessel to aerify the circulation passageway for pneumatic cut-off equipment, degree of automation is high, and control is simple.
(2) The utility model discloses a pneumatic cut-off equipment is reconnected after outage quick-closing control system cavity press passes through trachea connection storage jar, and when municipal power supply, be equipped with certain pressure's gas in the storage jar, the gas that the air compressor machine was made is carried to pneumatic cut-off equipment through the storage jar, and connection structure is simple, convenient operation.
Drawings
Fig. 1 is a schematic structural view of the open state of the pneumatic cut-off device of the present invention.
Fig. 2 is a schematic structural view of the closed state of the middle pneumatic intercepting device of the present invention.
Fig. 3 is a control schematic diagram of the present invention.
Reference numerals:
1-pneumatic cut-off equipment, 10 flow channels, 11-shell, 12-rubber sleeve, 13-air cavity, 2-air tank, 3-air compressor, 4-control valve, 50-power-off acquisition unit and 51 controller.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
Referring to fig. 1, fig. 2 and fig. 3, the utility model provides a power failure quick-closing control system, which comprises:
the pneumatic cut-off device 1 is provided with a through flow channel 10;
the gas storage tank 2 is used for storing pressurized gas to provide standby gas for the pneumatic cut-off device 1;
the air compressor 3 is used for providing compressed air to supply air for the pneumatic cut-off device 1;
the control valve 4 is used for controlling the on and off of an air path between the pneumatic cut-off device 1 and the air storage tank 2 and the air compressor 3;
control system, it includes outage acquisition unit 50, stand-by power supply and controller 51, stand-by power supply respectively with outage acquisition unit 50, control valve 4 and controller 51 electricity are connected, be used for outage acquisition unit 50 after the outage, control valve 4 and controller 51 power supply, outage acquisition unit 50 and control valve 4 and controller 51 signal connection, outage acquisition unit 50 is used for gathering whether outage and sends the outage signal, controller 51 is used for making the gas circuit between pneumatic cut-off equipment 1 and the gas holder 2 switch on according to the action of 50 control valve of outage signal, pneumatic cut-off equipment 1 aerifys circulation passageway 10 and ends. Install the pneumatic cut-off equipment 1 of this embodiment on the inlet tube before sewage treatment plant, the circulation passageway 10 of pneumatic cut-off equipment 1 switches on, gathers the outage signal when outage acquisition unit 50, sends for controller 51, and the action of controller control valve 4, and the pneumatic cut-off equipment 1 is filled up fast to the gas of storing certain pressure in the gas holder 2, and circulation passageway 10 ends. The driving force of equipment of submerging in the aquatic in this embodiment is gaseous, compares in the electric gate among the prior art, does not have the electric leakage risk, because mounting structure is simple, does not have sliding fit spare, can not produce the condition that the card hinders the leakage, and sealed effect is better, and it is convenient to maintain.
In this embodiment, the hollow press 3 is connected with the gas storage tank 2 through a gas pipe and then connected with the pneumatic cut-off device 1, and the control valve 4 is arranged on the gas pipe between the gas storage tank 2 and the pneumatic cut-off device 1. The gas that air compressor machine 3 output reentries pneumatic cut-off equipment 1 after 2, continuously keeps the gas of certain pressure in the gas holder 2, and air compressor machine 3 supplies gas holder 2 when aerifing pneumatic cut-off equipment 1 as the air supply, keeps the pressure in the gas holder 2, and gas circuit simple structure, easy operation.
The pneumatic cut-off equipment 1 in this embodiment includes sleeve form casing 11 and rubber sleeve 12, and rubber sleeve 12 is equipped with the circulation passageway 10 that runs through, and on rubber sleeve 12 was located to casing 11 cover, the casing 1 of the pneumatic cut-off equipment 1 in this embodiment was the stainless steel structure of cover form, and the ring flange sealing connection is passed through with the both ends of casing 1 at the both ends of rubber sleeve 12. An air cavity 13 is formed between the inner wall of the shell 11 and the outer wall of the rubber sleeve 12, an air inlet hole and an air outlet hole are formed in the shell 11, the air inlet hole of the shell 11 is connected with the air storage tank 2 and the air compressor 3 through air pipes, and the air outlet hole is communicated with the atmosphere through air pipes; the control valve 4 comprises an air inlet valve arranged on an air path connected with the air inlet hole and an air outlet valve arranged on an air path connected with the air outlet hole. Specifically, the air inlet valve and the air outlet valve in the embodiment are respectively selected from two-position two-way electromagnetic valves or ball valves or gate valves or stop valves. When the power failure acquisition unit 50 acquires a power failure signal, the standby power supply supplies power to the controller, the air inlet valve and the air outlet valve, the controller controls the air inlet valve to be opened and the air outlet valve to be closed, the air storage tank 2 inflates air into the air cavity through the air passage, and the deformation circulation channel of the rubber sleeve 12 is cut off. In the embodiment, two independent two-position two-way electromagnetic valves are adopted, the control program is simple, and the automation degree is high.
The power failure acquisition unit 50 in this embodiment is a power failure protector or a phase sequence protector, and is installed on the control cabinet, and the standby power supply is a storage battery or a UPS power supply, so that the cost is low. Further, the controller in this embodiment selects the model according to "siemens PLC model selection manual" according to the controller.
Example 2
Example 2 differs from example 1 in that: the casing 11 of the pneumatic cut-off device 1 is provided with an inlet and outlet hole, the inlet and outlet hole of the casing 11 is communicated with the gas storage tank 2 or the atmosphere through a gas pipe, the control valve 4 is arranged on a gas path connected with the inlet and outlet hole, and correspondingly, the control valve 4 in the embodiment is a two-position three-way electromagnetic valve. When the power failure acquisition unit 50 acquires a power failure signal, the standby power supply supplies power to the controller and the control valve, and the controller controls the control valve to be switched to an air inlet opening state, the air storage tank 2 inflates air into the air cavity through the air passage, and the deformation circulation channel of the rubber sleeve 12 is cut off. The other structures are the same as those of the embodiment 1, the structure is simple, and the automation degree is high.
The working principle is as follows: the pneumatic cut-off device in the embodiment 1 or the embodiment 2 is installed on a water inlet pipe in front of a sewage treatment plant, the pneumatic cut-off device 1 is switched on in a normal state, water continuously enters the sewage treatment plant, when the water inflow of the sewage treatment plant needs to be controlled, a control valve 4 is opened, compressed gas generated by electrifying an air compressor 3 is conveyed to the pneumatic cut-off device 1 through a gas path after passing through a gas storage tank, and a deformed flow channel of a rubber sleeve 12 is cut off; when the outage information is collected by the outage collection unit 50, if the control valve 4 is closed at the moment, the pneumatic cut-off device 1 is switched on, the controller controls the control valve 3 to be opened, the standby power supplies power for the control valve 3 at the moment, the gas in the gas storage tank quickly closes the pneumatic cut-off device through the gas circuit, the pneumatic cut-off device 1 is cut off, and the sewage treatment plant stops water inflow. The pneumatic cut-off device can be quickly closed when the power is off, the underground sewage treatment plant stops water inflow, the safe operation of the underground sewage treatment plant is guaranteed, and the system is automatically controlled, safe and reliable.
Various modifications and variations of the embodiments of the present invention may be made by those skilled in the art, and they are within the scope of the present invention provided they are within the scope of the claims and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (8)
1. An outage quick-closing control system, comprising:
the pneumatic cut-off device (1) is provided with a through flow channel (10);
the air storage tank (2) is used for storing pressurized air to provide standby air for the pneumatic cut-off device (1);
the air compressor (3) is used for providing compressed air to supply air for the pneumatic cut-off device (1);
the control valve (4) is used for controlling the connection and the disconnection of the air path between the pneumatic cut-off device (1) and the air storage tank (2) and the air compressor (3);
control system, it includes outage acquisition unit (50), stand-by power supply and controller (51), stand-by power supply respectively with outage acquisition unit (50), control valve (4) and controller (51) electricity are connected, be used for outage acquisition unit (50) after the outage, control valve (4) and controller (51) power supply, outage acquisition unit (50) and control valve (4) and controller (51) signal connection, outage acquisition unit (50) are used for gathering whether outage and send the outage signal, controller (51) are used for making the gas circuit between pneumatic cut-off equipment (1) and gas holder (2) to switch on according to outage signal control valve (4) action, pneumatic cut-off equipment (1) aerify circulation passageway (10) and end.
2. A power-off quick-closing control system as claimed in claim 1, wherein: the air compressor (3) is connected with the air storage tank (2) through an air pipe and then connected with the pneumatic cut-off device (1), and the control valve (4) is arranged on the air pipe between the air storage tank (2) and the pneumatic cut-off device (1).
3. A power-off quick-closing control system as claimed in claim 1 or 2, wherein: the pneumatic cut-off device (1) comprises a sleeve-shaped shell (11) and a rubber sleeve (12), the rubber sleeve is provided with a through circulation channel (10), the shell (11) is sleeved on the rubber sleeve (12), an air cavity (13) is formed between the inner wall of the shell (11) and the outer wall of the rubber sleeve (12), the shell (11) is provided with an air inlet hole and an air outlet hole, the air inlet hole of the shell (11) is connected with an air storage tank (2) and an air compressor (3) through an air pipe, and the air outlet hole is communicated with the atmosphere through the air pipe;
the control valve (4) comprises an air inlet valve arranged on an air path connected with the air inlet hole and an air outlet valve arranged on an air path connected with the air outlet hole.
4. A power-off quick-closing control system as claimed in claim 3, wherein: the air inlet valve and the air outlet valve are respectively two-position two-way electromagnetic valves or ball valves or gate valves or stop valves.
5. A power-off quick-closing control system as claimed in claim 1 or 2, wherein: pneumatic cut-off equipment (1) includes sleeve form casing (11) and rubber sleeve (12), rubber sleeve is equipped with circulation passageway (10) that runs through, on rubber sleeve (12) was located in casing (11) cover, form the air cavity between casing (11) inner wall and rubber sleeve (12) outer wall, be equipped with business turn over hole on casing (11), the business turn over hole of casing (11) passes through trachea and gas holder (2) or atmosphere UNICOM, control valve (4) set up on the gas circuit that links to each other with business turn over hole.
6. A power-off quick-closing control system as claimed in claim 5, wherein: the control valve (4) is a two-position three-way electromagnetic valve.
7. A power-off quick-closing control system as claimed in claim 1, wherein: the power failure acquisition unit (50) is a power failure protector or a phase sequence protector.
8. A power-off quick-closing control system as claimed in claim 1, wherein: the standby power supply is a storage battery or a UPS power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921089350.4U CN210721060U (en) | 2019-07-11 | 2019-07-11 | Power-off quick-closing control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921089350.4U CN210721060U (en) | 2019-07-11 | 2019-07-11 | Power-off quick-closing control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210721060U true CN210721060U (en) | 2020-06-09 |
Family
ID=70931276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921089350.4U Active CN210721060U (en) | 2019-07-11 | 2019-07-11 | Power-off quick-closing control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210721060U (en) |
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2019
- 2019-07-11 CN CN201921089350.4U patent/CN210721060U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 509 Weihu Road, Shamao Street, Hannan District, Wuhan City, Hubei Province, 430090 Patentee after: Wuhan Shengyu Smart Ecological Environmental Protection Co.,Ltd. Address before: 430056 3rd floor, workshop 1, No. 189, North Qianli Road, Wuhan Economic and Technological Development Zone, Hubei Province Patentee before: WUHAN SHENGYU DRAINAGE SYSTEM Co.,Ltd. |
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| CP03 | Change of name, title or address |