CN209514335U - A kind of Process Control System - Google Patents
A kind of Process Control System Download PDFInfo
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- CN209514335U CN209514335U CN201920278490.XU CN201920278490U CN209514335U CN 209514335 U CN209514335 U CN 209514335U CN 201920278490 U CN201920278490 U CN 201920278490U CN 209514335 U CN209514335 U CN 209514335U
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Abstract
The utility model relates to instruments used for education, disclose a kind of Process Control System, including reservoir, cooling water jecket, electric heating water heater, are provided with heating component, temperature sensor in electric heating water heater；It is provided with the first water inlet pipe between reservoir and electric heating water heater, the second water inlet pipe is provided between reservoir and cooling water jecket, water pump is provided on the first water inlet pipe and the second water inlet pipe, the electric control valve for controlling flow is provided on the first water inlet pipe；It is connected with the connecting tube being connected to reservoir on second water inlet pipe, is provided with pneumatic control valve in connecting tube；Electric heating water heater, cooling water jecket upper end are provided with overflow pipe；Flowmeter is provided on first water inlet pipe and the second water inlet pipe.Flowmeter acquires the flow velocity of the water in electric heating water heater and cooling water jecket, and temperature sensor acquires the variation of the water temperature in electric heating water heater, obtains the flow velocity of water in electric heating water heater, water temperature changing rule in the flow velocity and electric heating water heater of water in cooling water jecket.
Description
Technical field
The utility model relates to instruments used for education, and in particular to a kind of Process Control System.
Background technique
Instruments used for education can be divided into experiment and real training two major classes are mainly used in each profession of science and engineering class.In teaching process, if
It is to be interpreted using instrument to the knowledge point in textbook, convenient for the memory and understanding of student.
During field research, for a heat source, heat source, which can be used, to be heated and is formed to water, it is to be understood that with
Relationship between the flow velocity of cooling water and the cooling efficiency of heat source of heat source contact, lacks this kind of equipment in the prior art.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of Process Control Systems, to water
Flow velocity controlled to study water temperature changing rule.
To achieve the above object, the utility model provides following technical solution:
A kind of Process Control System, including reservoir, cooling water jecket, the electric heating water heater being arranged in cooling water jecket,
Heating component, temperature sensor are provided in the electric heating water heater；Be provided between the reservoir and electric heating water heater first into
Water pipe, is provided with the second water inlet pipe between the reservoir and cooling water jecket, on first water inlet pipe and the second water inlet pipe
It is provided with water pump, the electric control valve for controlling flow is provided on first water inlet pipe；On second water inlet pipe
It is connected with the connecting tube being connected to reservoir, is provided with pneumatic control valve in the connecting tube；The electric heating water heater, cooling water folder
Set upper side is provided with overflow pipe；Flowmeter is provided on first water inlet pipe and the second water inlet pipe.
By using above-mentioned technical proposal, the first water inlet pipe is into electric heating water heater plus water, the second water inlet pipe are pressed from both sides to cooling water
Add water in set.The flow velocity of water in electric heating water heater is controlled by electric control valve.Pump working on second water inlet pipe, starting control
The water of second water inlet pipe inner part is imported into reservoir by valve processed, to control to the flow velocity of water in cooling water jecket
System.Flowmeter is provided on first water inlet pipe and the second water inlet pipe.Electric heating water heater and cooling are acquired by flowmeter
The flow velocity of water in water leg, the variation of the water temperature in electric heating water heater is acquired by temperature sensor, to obtain electric hot water
The flow velocity of water in furnace, in cooling water jecket in the flow velocity and electric heating water heater of water water temperature changing rule.
The utility model is further arranged to: further include height be higher than electric heating water heater upper pool, the upper pool with
It is provided with aqueduct between electric heating water heater, flowmeter, valve are provided on aqueduct.
By using above-mentioned technical proposal, the water in upper pool is entered in cooling water jecket by aqueduct, electric heating water heater
Interior water is not flowed or is flowed, by the control to the water level in upper pool, thus when analyzing different water levels, in electric heating water heater
The changing rule of water temperature.When not using upper pool, aqueduct is closed by valve.
The utility model is further arranged to: be provided with lower pond below the upper pool, the upper pool be lauched
It is provided with discharge tube between pond, is provided with valve on the discharge tube.
By using above-mentioned technical proposal, by opening the valve on discharge tube, to make upper pool, lower pond, electric heating
Water furnace, cooling water jecket form second order high water tank control system.To analyze second order water tank to the water temperature in electric heating water heater
Affecting laws.
The utility model is further arranged to: the first control pipe is provided between first water inlet pipe and upper pool,
It is provided with the second control pipe between the first control pipe and lower pond, is respectively provided on the first control pipe, the second control pipe
There is valve, is located between the first control pipe and electric heating water heater on the first water inlet pipe and is provided with valve.
By using above-mentioned technical proposal, controlled by electric control valve into upper pool and the stream for being lauched pool inner water
Speed, so that upper pool, lower pond is made to keep liquid level steady, it is easy to control.
The utility model is further arranged to: third control pipe is provided between second water inlet pipe and upper pool,
It is provided with the 4th control between the third control pipe and lower pond to manage, is respectively provided on the third control pipe, the 4th control pipe
There is valve, is located between third control pipe and cooling water jecket on the second water inlet pipe and is provided with valve.
By using above-mentioned technical proposal, controlled by pneumatic control valve into upper pool and the stream for being lauched pool inner water
Speed, so that upper pool, lower pond be made to keep liquid level steady.If electric control valve is damaged, using pneumatic control valve, it is applicable in
Property is strong.
The utility model is further arranged to: the upper pool and lower pond upper end are provided with overflow pipe.
By using above-mentioned technical proposal, by overflow pipe, the water reduced in upper pool and lower pond overflows the probability of coming.
The utility model is further arranged to: the both ends of the electric control valve are connected with nipple, the nipple
On be provided with valve；Solenoid valve is provided between nipple and electric control valve on first water inlet pipe.
By using above-mentioned technical proposal, when needing full speed water flowing, nipple and electric control valve are located at by control
Between solenoid valve, to electric control valve be closed, by nipple come water flowing.
The utility model is further arranged to: be provided between water pump and reservoir on the first water inlet pipe valve,
Solenoid valve.
By using above-mentioned technical proposal, the first water inlet pipe can be controlled by opening/shutting valve.It again may be by beating
Valve opening door by solenoid valve come the first water inlet pipe of Electronic control, it is easy to control.
The utility model is further arranged to: be provided between water pump and reservoir on the second water inlet pipe valve,
Solenoid valve.
By using above-mentioned technical proposal, the second water inlet pipe can be controlled by opening/shutting valve.It again may be by beating
Valve opening door by solenoid valve come the second water inlet pipe of Electronic control, it is easy to control.
The utility model has the advantage that
1, the flow velocity that the water in electric heating water heater and cooling water jecket is acquired by flowmeter, is adopted by temperature sensor
Collect the variation of the water temperature in electric heating water heater, to obtain the flow velocity of water in electric heating water heater, the flow velocity of water and electricity in cooling water jecket
The changing rule of water temperature in water heater.
2, by the control to the water level in upper pool, thus when analyzing different water levels, the variation of water temperature in electric heating water heater
Rule.When not using upper pool, aqueduct is closed by valve.
3, upper pool, the level control in lower pond are convenient.
Detailed description of the invention
Fig. 1 is the overall structure figure of boiler cooling system.
Appended drawing reference: 1, reservoir；2, cooling water jecket；3, electric heating water heater；4, upper pool；5, lower pond；6, heating group
Part；7, temperature sensor；8, overflow pipe；9, the first water inlet pipe；10, the second water inlet pipe；11, water pump；12, valve；13, electromagnetism
Valve；14, electric control valve；15, connecting tube；16, pneumatic control valve；17, flowmeter；18, aqueduct；19, discharge tube；20,
One control pipe；21, the second control pipe；22, third control pipe；23, the 4th control pipe；24, nipple；25, discharge tube；26, it presses
Power transmitter；27, pressure gauge on the spot.
Specific embodiment
The utility model is described further referring to attached drawing.
A kind of Process Control System includes reservoir 1, cooling water jecket 2, is arranged in cooling water jecket 2 as shown in Figure 1:
Interior electric heating water heater 3, highly higher than the upper pool 4 of electric heating water heater 3, the lower pond 5 being arranged in below upper pool 4.Electric heating water heater 3
Inside it is provided with heating component 6, temperature sensor 7.Heating component 6 is set as heating rod.Temperature sensor 7 detects temperature signal simultaneously
Output.The water temperature in electric heating water heater 3 is acquired by temperature sensor 7, consequently facilitating user understands water temperature changing rule.
It is provided with the first water inlet pipe 9 between reservoir 1 and electric heating water heater 3, is arranged between reservoir 1 and cooling water jecket 2
There is the second water inlet pipe 10.Electric heating water heater 3,2 upper end of cooling water jecket are provided with overflow pipe 8.First water inlet pipe 9 and the second water inlet
It is provided with water pump 11 on pipe 10, is provided with pressure transmitter 26 on the first water inlet pipe 9 and the second water inlet pipe 10 and presses on the spot
Power table 27 can determine whether there is water in water pump 11 by pressure transmitter 26 and data of pressure gauge 27 on the spot.First water inlet
Valve 12 and solenoid valve 13 are provided between water pump 11 and water storage box on pipe 9, the second water inlet pipe 10.
The electric control valve 14 for controlling flow is provided on first water inlet pipe 9.Be connected on second water inlet pipe 10 with
The connecting tube 15 that reservoir 1 is connected to is provided with pneumatic control valve 16 in connecting tube 15.Between pneumatic control valve 16 and reservoir 1
It is provided with valve 12, starts and is provided with solenoid valve 13 between control valve and the second water inlet pipe 10.
First water inlet pipe 9 is into electric heating water heater 3 plus water, the second water inlet pipe 10 add water into cooling water jecket 2, and water is by overflowing
Flow tube 8 exports.The flow velocity of water in electric heating water heater 3 is controlled by electric control valve 14.11 work of water pump on second water inlet pipe 10
Make, the water of 10 inner part of the second water inlet pipe is imported into reservoir 1 by starting pneumatic control valve 16, thus to cooling water jecket
The flow velocity of water is controlled in 2.Flowmeter 17 is provided on first water inlet pipe 9 and the second water inlet pipe 10.Pass through flowmeter 17
It acquires the flow velocity of the water in electric heating water heater 3 and cooling water jecket 2, the water in electric heating water heater 3 is acquired by temperature sensor 7
The variation of temperature, to obtain the flow velocity of water in electric heating water heater 3, the flow velocity of water and water temperature in electric heating water heater 3 in cooling water jecket 2
Changing rule.
It is provided with aqueduct 18 between upper pool 4 and electric heating water heater 3, flowmeter 17, valve 12 are provided on aqueduct 18.
Water in upper pool 4 is entered in cooling water jecket 2 by aqueduct 18, and the water in electric heating water heater 3 is not flowed or flowed, and is passed through
Control to the water level in upper pool 4, thus when analyzing different water levels, the changing rule of water temperature in electric heating water heater 3.
Upper pool 4 and lower 5 upper end of pond are provided with overflow pipe 8, are provided with discharge tube 19, discharge tube below lower pond 5
19 connection reservoirs 1.It is provided with discharge tube 25 between upper pool 4 and lower pond 5, valve 12 is provided on discharge tube 25.Pass through
The valve 12 on discharge tube 25 is opened, so that upper pool 4, lower pond 5, electric heating water heater 3, cooling water jecket 2 be made to form second order water
Case tank level control system.To analyze second order water tank to the affecting laws of the water temperature in electric heating water heater 3.
The first control pipe 20 is provided between first water inlet pipe 9 and upper pool 4, between the first control pipe 20 and lower pond 5
It is provided with the second control pipe 21, the first control pipe 20, second, which controls, is provided with valve 12 on pipe 21, and the first water inlet pipe 9 is upper
Valve 12 is provided between the first control pipe 20 and electric heating water heater 3.Controlled by electric control valve 14 into upper pool 4 with
The flow velocity of water in lower pond 5, so that upper pool 4, lower pond 5 be made to keep liquid level steady.
Third control pipe 22 is provided between second water inlet pipe 10 and upper pool 4, third controls between pipe 22 and lower pond 5
It is provided with the 4th control pipe 23, third control pipe the 22, the 4th, which controls, is provided with valve 12 on pipe 23, and the second water inlet pipe 10 is upper
It is controlled in third and is provided with valve 12 between pipe 22 and cooling water jecket 2.It is controlled by pneumatic control valve 16 into upper pool 4
With the flow velocity of water in lower pond 5, thus make upper pool 4, lower pond 5 keep liquid level it is steady.
The both ends of electric control valve 14 are connected with nipple 24, and valve 12 is provided on nipple 24；On first water inlet pipe 9
Solenoid valve 13 is provided between nipple 24 and electric control valve 14.When needing full speed water flowing, it is located at by control short
Solenoid valve 13 between adapter tube 24 and electric control valve 14, to electric control valve 14 be closed, by nipple 24 come water flowing.
Cooling water jecket 2, electric heating water heater 3 lower section be respectively connected with the conduction pipe for discharging water, be respectively connected on conduction pipe
Valve.The component of this system is arranged on bracket.
Working principle: the first water inlet pipe 9 is into electric heating water heater 3 plus water, the second water inlet pipe 10 add into cooling water jecket 2
Water.The flow velocity of water in electric heating water heater 3 is controlled by electric control valve 14.Water pump 11 on second water inlet pipe 10 works, starting
The water of second water inlet pipe, 10 inner part is imported into reservoir 1 by control valve, thus to the flow velocity of water in cooling water jecket 2 into
Row control.Flowmeter 17 is provided on first water inlet pipe 9 and the second water inlet pipe 10.Electric heating water heater is acquired by flowmeter 17
3 with cooling water jecket 2 in water flow velocity, the variation of the water temperature in electric heating water heater 3 is acquired by temperature sensor 7, thus
Obtain the flow velocity of water in electric heating water heater 3, in cooling water jecket 2 in the flow velocity of water and electric heating water heater 3 water temperature changing rule.
Water in upper pool 4 is entered in cooling water jecket 2 by aqueduct 18, the water in electric heating water heater 3 do not flow or
Flowing, by the control to the water level in upper pool 4, thus when analyzing different water levels, the variation rule of water temperature in electric heating water heater 3
Rule.
The flow velocity into water in upper pool 4 and lower pond 5 is controlled by electric control valve 14 or pneumatic control valve 16, from
And upper pool 4, lower pond 5 is made to keep liquid level steady.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of Process Control System, it is characterized in that: including reservoir (1), cooling water jecket (2), being arranged in cooling water jecket
(2) electric heating water heater (3) in, the electric heating water heater (3) is interior to be provided with heating component (6), temperature sensor (7)；The water storage
It is provided between pond (1) and electric heating water heater (3) the first water inlet pipe (9), is set between the reservoir (1) and cooling water jecket (2)
It is equipped with the second water inlet pipe (10), is provided with water pump (11) on first water inlet pipe (9) and the second water inlet pipe (10), described the
The electric control valve (14) for controlling flow is provided on one water inlet pipe (9)；Be connected on second water inlet pipe (10) with
The connecting tube (15) of reservoir (1) connection, is provided with pneumatic control valve (16) on the connecting tube (15)；The electric heating water heater
(3), cooling water jecket (2) upper end is provided with overflow pipe (8)；On first water inlet pipe (9) and the second water inlet pipe (10)
It is provided with flowmeter (17).
2. a kind of Process Control System according to claim 1, it is characterized in that: further including that height is higher than electric heating water heater (3)
Upper pool (4), be provided with aqueduct (18) between the upper pool (4) and electric heating water heater (3), aqueduct is provided on (18)
Flowmeter (17), valve (12).
3. a kind of Process Control System according to claim 2, it is characterized in that: being provided with down below the upper pool (4)
Pond (5) is provided with discharge tube (25) between the upper pool (4) and lower pond (5), is provided with valve on the discharge tube (25)
Door (12).
4. a kind of Process Control System according to claim 3, it is characterized in that: first water inlet pipe (9) and upper pool
(4) it is provided with the first control pipe (20) between, is provided with the second control pipe between the first control pipe (20) and lower pond (5)
(21), the first control pipe (20), the second control are managed and are provided with valve (12) on (21), and the first water inlet pipe is located on (9)
Valve (12) are provided between first control pipe (20) and electric heating water heater (3).
5. a kind of Process Control System according to claim 4, it is characterized in that: second water inlet pipe (10) and upper pool
(4) it is provided with third control pipe (22) between, the 4th control is provided between the third control pipe (22) and lower pond (5) and is managed
(23), the third control pipe (22), the 4th control are managed and are provided with valve (12) on (23), and the second water inlet pipe is located on (10)
Valve (12) are provided between third control pipe (22) and cooling water jecket (2).
6. a kind of Process Control System according to claim 5, it is characterized in that: on the upper pool (4) and lower pond (5)
End is provided with overflow pipe (8).
7. a kind of Process Control System according to claim 6, it is characterized in that: the both ends of the electric control valve (14) connect
It is connected to nipple (24), is provided with valve (12) on the nipple (24)；It is located at nipple on first water inlet pipe (9)
(24) it is provided between electric control valve (14) solenoid valve (13).
8. a kind of Process Control System according to claim 7, it is characterized in that: being located at water pump on the first water inlet pipe (9)
(11) valve (12), solenoid valve (13) are provided between reservoir (1).
9. a kind of Process Control System according to claim 8, it is characterized in that: being located at water pump on the second water inlet pipe (10)
(11) valve (12), solenoid valve (13) are provided between reservoir (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920278490.XU CN209514335U (en) | 2019-03-05 | 2019-03-05 | A kind of Process Control System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920278490.XU CN209514335U (en) | 2019-03-05 | 2019-03-05 | A kind of Process Control System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209514335U true CN209514335U (en) | 2019-10-18 |
Family
ID=68205062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920278490.XU Active CN209514335U (en) | 2019-03-05 | 2019-03-05 | A kind of Process Control System |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209514335U (en) |
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2019
- 2019-03-05 CN CN201920278490.XU patent/CN209514335U/en active Active
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