CN208578099U - A kind of vacuum tank detects automatically and pressure supplement system - Google Patents
A kind of vacuum tank detects automatically and pressure supplement system Download PDFInfo
- Publication number
- CN208578099U CN208578099U CN201821069150.8U CN201821069150U CN208578099U CN 208578099 U CN208578099 U CN 208578099U CN 201821069150 U CN201821069150 U CN 201821069150U CN 208578099 U CN208578099 U CN 208578099U
- Authority
- CN
- China
- Prior art keywords
- pressure
- pipeline
- vacuum tank
- tank body
- tank
- 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.)
- Active
Links
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model provides a kind of vacuum tank and detects automatically and pressure supplement system, the system combines the means of automation by using sensor with PLC processor, mode, pass through the carry out ftercompction of real-time detection tank body pressure, and by way of the informationizations such as setting dropping valve, check-valves, pressure gauge and monitoring device, reach this system pressure stabilizing, pressure supply, alarm air pressure monitoring and automatic compensation in tank.This system have the characteristics that structure it is relatively easy, it is at low cost, be easy on a large scale implement, monitoring effect it is significant.
Description
Technical field
The utility model relates to supply equipment technical fields, and in particular to a kind of vacuum tank detects automatically and pressure supplement system.
Background technique
During the production and operation of industrial enterprise, constant pressure water supply is essential basic guarantee, such as tap water, fire-fighting
Water, boiler soft water, cooling softened water etc., by vacuum tank realize water system pressure it is constant be common voltage regulation way.Pressure
Power tank is mainly made of valve cap, inflating port, air bag, carbon steel tank body, ring flange, when it is connected in water system, can be risen
To the effect of accumulator and buffer.When system water pressure is greater than air pressure of the vacuum tank carbon steel tank body between air bag,
System water can be squeezed into vacuum tank air bag under the action of system pressure, and such situation is first is that tank body can be compressed between air bag
Air reduces its volume, and pressure increases；Second is that will increase the accommodation space of the entire water of system, reduce system pressure, until
Air pressure of the pressure and tank body of system water between air bag reaches new balance and just stops water inlet.
When system water pressure is less than gas pressure in expansion drum, the water in air bag can be in air of the tank body between air bag
Pressure effect it is lower squeeze out, refill system, system water capacity reduces pressure and rises, and volume of air of the tank body between air bag increases
Big pressure decline, until the two reaches new balance, water stops returning system from air sac pressing, and pressurized tank plays regulating system pressure
The effect of fluctuation.Air bag repeatedly water-filling expansion with shrink drainage procedure in, air of the tank body between air bag can inflating port,
The natural leakage of end cap, discharge outlet etc. causes the air decompression among air bag and pressure stabilizing top tank structure, air bag and pressure stabilizing top tank structure
It is strong to hit and friction, lead to balloon rupture, it is unstable to further result in water system hydraulic pressure, will cause boiler, air-conditioner humidifying,
The water pressure fluctuations of pneumatics cooling and fire-fighting system, cause to produce unstable or equipment high temperature alarm.Since the replacement of air bag is difficult
It spends big, at high cost, is difficult thoroughly to solve protective gas nature gas leakage decompression problem.
The content of the present invention
In order to solve the above-mentioned technical problem, the utility model provides a kind of vacuum tank and detects automatically and pressure supplement system.
The utility model adopts the following technical solution:
A kind of vacuum tank detects automatically and pressure supplement system, including air compressor, pressure sensor, PLC processor, tank
Body, contactor, pipeline,
The pressure sensor is set on the tank body, for detecting the intracorporal pressure of the tank, and will test to obtain
Pressure value be sent to the PLC processor；
The PLC processor is operated for receiving the pressure value, and according to the actuation that pressure value controls the contactor；
The contactor controls the switch of the air compressor by actuation effect；
The air compressor passes through the pipeline to the tank body for providing compressed air.
Preferably, in the present invention, it is provided with dropping valve on the pipeline, for guaranteeing the pressure of the compressed air
Power is the bearing value of the pipeline and the tank body.
Preferably, in the present invention, it is provided with check-valves on the pipeline, for preventing returning for the compressed air
Stream.
Preferably, in the present invention, it is provided with pressure gauge on the pipeline, for pipeline and institute described in real-time monitoring
The real-time pressure on tank body is stated, and real-time pressure signal is sent to the PLC processor.
Preferably, in the present invention, the system has a monitoring device, the monitoring device include display device with
Warning device；The monitoring device receives the real-time pressure signal and the pressure value that the PLC processor is sent, and leads to
The display device is crossed to be shown.
Preferably, in the present invention, the system has monitoring device, and the monitoring device further includes alarm dress
It sets；The monitoring device carries out alarm operation according to the real-time pressure signal and the pressure value.
Preferably, in the present invention, the bottom of the tank body is provided with drain valve, for the tank body inner product to be discharged
Tired water.
The utility model advantageous effects
The utility model combines the means of automation, mode, by examining in real time by using sensor with PLC processor
The carry out ftercompction of tank body pressure is surveyed, and by way of the informationizations such as setting dropping valve, check-valves, pressure gauge and monitoring device,
Reach this system pressure stabilizing, pressure supply, alarm air pressure monitoring and automatic compensation in tank.This system has structure relatively simple
It is single, at low cost, be easy to implement on a large scale, the features such as monitoring effect is significant.
Detailed description of the invention
Fig. 1 is an embodiment of the present invention concrete structure schematic diagram.
Specific embodiment
A kind of vacuum tank proposed with reference to the accompanying drawing to the utility model detects automatically to carry out with pressure supplement system into one
Step illustrates.
A kind of vacuum tank detects automatically and pressure supplement system, including air compressor, pressure sensor, PLC processor, tank
Body, contactor, pipeline,
The pressure sensor is set on the tank body, for detecting the intracorporal pressure of the tank, and will test to obtain
Pressure value be sent to the PLC processor；
The PLC processor is operated for receiving the pressure value, and according to the actuation that pressure value controls the contactor；
The contactor controls the switch of the air compressor by actuation effect；
The air compressor passes through the pipeline to the tank body for providing compressed air.
Preferably, in the present invention, it is provided with dropping valve on the pipeline, for guaranteeing the pressure of the compressed air
Power is the bearing value of the pipeline and the tank body.
Preferably, in the present invention, it is provided with check-valves on the pipeline, for preventing returning for the compressed air
Stream.
Preferably, in the present invention, it is provided with pressure gauge on the pipeline, for pipeline and institute described in real-time monitoring
The real-time pressure on tank body is stated, and real-time pressure signal is sent to the PLC processor.
Preferably, in the present invention, the system has a monitoring device, the monitoring device include display device with
Warning device；The monitoring device receives the real-time pressure signal and the pressure value that the PLC processor is sent, and leads to
The display device is crossed to be shown.
Preferably, in the present invention, the system has monitoring device, and the monitoring device further includes alarm dress
It sets；The monitoring device carries out alarm operation according to the real-time pressure signal and the pressure value.
Preferably, in the present invention, the bottom of the tank body is provided with drain valve, for the tank body inner product to be discharged
Tired water.
Embodiment
As shown in Figure 1, an air compressor 1 is installed in constant pressure water supply station, by each steady in pipeline and water supply station
Press the connection of 7 inflating port 6 of tank.Pressure sensor 8 is installed on tank body, when air pressure is lower than 2.5 kilograms of minimum setting value in tank
When, motor-driven valve 3 is opened in the control of PLC processor 13, and (be delayed 3 seconds herein after, this value is to be manually set), the actuation of contactor 15 is beaten
Air compressor is opened, pressure is reduced to 3 kilograms of vacuum tank highest set value, compression is empty by dropping valve 2 by the compressed air of output
Pneumatic jack opens check-valves 5, is vacuum tank tonifying Qi to 3 kilograms of highest set value, air compressor is automatically stopped work and closes electronic
Valve.
To ensure to be air-dried in tank, presses the bottom of tank that drain valve 10 is installed, periodically accumulated in discharge vacuum tank manually
Water.
Pressure gauge 4 is installed on gas pipeline, pressure gauge is installed on vacuum tank, convenient for observing in pipeline and tank at the scene
Air pressure.
Pressure sensor signal on vacuum tank is connected to upper monitoring device 18 by PLC, is convenient for Central Control Room operator on duty
Pressure condition in observation vacuum tank in real time, air compressor can be manually booted when control system failure and carries out tonifying Qi.
Meanwhile also there is warning device in monitoring device 18；Monitoring device is carried out according to pressure signal when institute and pressure value
Judgement, when there is exceptional value, can carry out warning reminding by warning device.
It should be noted that the transmission with signal is closed between dotted line 11,12,14,16,17 is expressed as associated components in Fig. 1
System.
Embodiment of above is merely to illustrate the utility model, and is not limitation of the utility model, related technology neck
The those of ordinary skill in domain, in the case where not departing from the spirit and scope of the utility model, can also make a variety of changes and
Modification, therefore all equivalent technical solutions also belong to the scope of the utility model, the scope of patent protection of the utility model is answered
It is defined by the claims.
Claims (7)
1. a kind of vacuum tank detects automatically and pressure supplement system, including air compressor, pressure sensor, PLC processor, tank body,
Contactor, pipeline, it is characterised in that:
The pressure sensor is set on the tank body, for detecting the intracorporal pressure of the tank, and the pressure that will test
Force value is sent to the PLC processor；
The PLC processor is operated for receiving the pressure value, and according to the actuation that pressure value controls the contactor；
The contactor controls the switch of the air compressor by actuation effect；
The air compressor passes through the pipeline to the tank body for providing compressed air.
2. a kind of vacuum tank detects and pressure supplement system automatically according to claim 1, it is characterised in that: be arranged on the pipeline
There is dropping valve, for guaranteeing that the pressure of the compressed air is the bearing value of the pipeline and the tank body.
3. a kind of vacuum tank detects and pressure supplement system automatically according to claim 1, it is characterised in that: be arranged on the pipeline
There is check-valves, for preventing the reflux of the compressed air.
4. a kind of vacuum tank detects and pressure supplement system automatically according to claim 1, it is characterised in that: be arranged on the pipeline
There is pressure gauge, for the real-time pressure on pipeline described in real-time monitoring and the tank body, and real-time pressure signal is sent to institute
State PLC processor.
5. a kind of vacuum tank detects and pressure supplement system automatically according to claim 4, it is characterised in that: the system has prison
Device is controlled, the monitoring device includes display device and warning device；The monitoring device receives what the PLC processor was sent
The real-time pressure signal and the pressure value, and shown by the display device.
6. a kind of vacuum tank detects and pressure supplement system automatically according to claim 5, it is characterised in that: the system has prison
Device is controlled, the monitoring device further includes warning device；The monitoring device is according to the real-time pressure signal and the pressure
Value, carries out alarm operation.
7. a kind of vacuum tank detects and pressure supplement system automatically according to claim 1, it is characterised in that: the bottom of the tank body
It is provided with drain valve, for the water of the tank cylinder accumulation to be discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821069150.8U CN208578099U (en) | 2018-07-06 | 2018-07-06 | A kind of vacuum tank detects automatically and pressure supplement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821069150.8U CN208578099U (en) | 2018-07-06 | 2018-07-06 | A kind of vacuum tank detects automatically and pressure supplement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208578099U true CN208578099U (en) | 2019-03-05 |
Family
ID=65508648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821069150.8U Active CN208578099U (en) | 2018-07-06 | 2018-07-06 | A kind of vacuum tank detects automatically and pressure supplement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208578099U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254989A (en) * | 2019-06-03 | 2019-09-20 | 广东康帝绿色生物科技有限公司 | A kind of system and its control mode for nitrogen envelope edible oil pressure inside the tank |
| CN110411932A (en) * | 2019-08-12 | 2019-11-05 | 交通运输部公路科学研究所 | A kind of the pressure oscillation simulation system and analogy method of constant-voltage system |
| CN114563145A (en) * | 2022-04-29 | 2022-05-31 | 常州瓦迈机电设备有限公司 | A leak testing equipment for expansion tank |
-
2018
- 2018-07-06 CN CN201821069150.8U patent/CN208578099U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254989A (en) * | 2019-06-03 | 2019-09-20 | 广东康帝绿色生物科技有限公司 | A kind of system and its control mode for nitrogen envelope edible oil pressure inside the tank |
| CN110411932A (en) * | 2019-08-12 | 2019-11-05 | 交通运输部公路科学研究所 | A kind of the pressure oscillation simulation system and analogy method of constant-voltage system |
| CN110411932B (en) * | 2019-08-12 | 2022-03-08 | 交通运输部公路科学研究所 | Pressure fluctuation simulation system and method of constant pressure system |
| CN114563145A (en) * | 2022-04-29 | 2022-05-31 | 常州瓦迈机电设备有限公司 | A leak testing equipment for expansion tank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208578099U (en) | A kind of vacuum tank detects automatically and pressure supplement system | |
| CN206175650U (en) | Take gasbag formula overhead tank of piston | |
| CN109235535B (en) | Non-negative pressure water supply device with small flow control function and control method thereof | |
| CN201158585Y (en) | Quantitative liquid charging-up device | |
| CN102410961A (en) | Gas cylinder detection system | |
| CN109113130A (en) | A kind of method of secondary water-supply force (forcing) pump persistent pressure | |
| CN202056129U (en) | Ultrahigh pressure relief valve | |
| CN210626212U (en) | Pressure testing device | |
| CN208056172U (en) | A kind of water system peculiar to vessel with automatic inflating device function | |
| CN212134362U (en) | Pressure resistance measuring device of compressor shell | |
| CN210263216U (en) | Anti-pollution water-saving type non-negative pressure water supply equipment | |
| CN209309402U (en) | A kind of extra-high pressure unloading valve | |
| CN202699925U (en) | Complete displacement-type gas top-pressure emergency fire water supply device in pressure stabilization process isolated from air | |
| CN203546823U (en) | Fire water supply device | |
| CN203430741U (en) | Automatic lubricating oil compensating mechanism provided with automatic pressure release valve | |
| CN214329103U (en) | Non-negative pressure water supply equipment with emergency function | |
| CN212964722U (en) | Compressed air dew point temperature monitoring system | |
| CN108361243A (en) | A kind of hydraulic cylinder detection method | |
| CN220911102U (en) | Nitrogen replacement device | |
| CN103410708A (en) | Automatic lubricating oil compensation device with automatic decompression valve | |
| CN203430743U (en) | Automatic lubricating oil compensating mechanism provided with pressure release valve | |
| CN214614364U (en) | Breathing type water supply device for water-accumulation-free air pressure tank | |
| CN208222072U (en) | A kind of cylinder filling weighing automatic disconnecting device | |
| CN217030845U (en) | Pneumatic type drilling fluid conveying system | |
| CN214742430U (en) | Unloading valve motor starting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |