CN208205433U - A kind of water supply device - Google Patents
A kind of water supply device Download PDFInfo
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- CN208205433U CN208205433U CN201820740978.5U CN201820740978U CN208205433U CN 208205433 U CN208205433 U CN 208205433U CN 201820740978 U CN201820740978 U CN 201820740978U CN 208205433 U CN208205433 U CN 208205433U
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Abstract
This patent belongs to boiler technology field, specifically disclose a kind of water supply device, including water flow control mechanism, PLC controller, liquid level monitoring mechanism and two water inlet pipes, one end of two water inlet pipes is connected to watering, the other end is connected to water tank, the water flow control mechanism includes the first shut-off valve, second shut-off valve, master gear and variable-frequency motor with output shaft, the first shut-off valve and the second shut-off valve are respectively equipped on two water inlet pipes, first shut-off valve and the second shut-off valve include ontology and handwheel, the handwheel is the gear with external tooth, the variable-frequency motor is set between two water inlet pipes, the output shaft of the variable-frequency motor is connect with master gear, two handwheels are engaged with master gear.Compared with existing boiler water supply device, the utility model solves water tank to when boiler water supply, the problem of water shortage occurs.
Description
Technical field
The utility model relates to boiler technology fields, and in particular to a kind of water supply device.
Background technique
In the north, the hot water of bathing or heating etc. is realized by boiler heating, such as northern household heater
The hot water supply that piece heating, bath pool use.The principle of heating and process of boiler are by a relatively simple, pass through water supply device first
Cold water is added into boiler, then by adding combustible in burner hearth, by burn combustible produce heat amount, to the water in drum
It is heated, realizes the raising of water temperature.
And existing boiler is in actual use, the problem of being easy to appear water shortage to the water tank of boiler water supply, it is main
Reason is wanted to have two o'clock: 1. different with water consumption speed due to different boiler water requirements, the consumption in some boiler unit time
Water is few, and the water consumption in the boiler unit time a little is more, and during actually heating, it needs to select according to the actual situation
When selecting or replace the big boiler of water consumption, since the water requirement of boiler increases, and water stop is defeated into the water tank unit time
The water sent does not change, therefore in boiler work, the inflow in water tank is less than water yield, if things go on like this, it may appear that
The problem of water shortage and boiler water supply amount deficiency in water tank, therefore the inflow of existing water tank does not adapt to a variety of water consumption not
Same boiler；2. when due to supplying water to water tank, mostly using a water-supply-pipe to water tank water delivery greatly, when resource of water supply is asked
When becoming smaller, the inflow of water tank is less than water yield for topic or water flow, so that water tank is made the problem of water shortage occur, and water storage
It will affect the yield of boiler and the profit of company when case water shortage.
Utility model content
The purpose of this utility model is to provide a kind of water supply devices, when solving existing water tank to boiler water supply, out
The problem of existing water shortage.
In order to achieve the above objectives, the utility model provides a kind of water supply device, including boiler, water tank, outlet pipe and confession
Water source, the boiler are connected to water tank by outlet pipe, further include water flow control mechanism, PLC controller, liquid level monitoring machine
Structure and two water inlet pipes, one end of two water inlet pipes are connected to watering, and the other end is connected to water tank, the water
Flow control mechanism includes the first shut-off valve, the second shut-off valve, master gear and the variable-frequency motor with output shaft, described in two into
The first shut-off valve and the second shut-off valve are respectively equipped on water pipe, the first shut-off valve and the second shut-off valve are oppositely arranged, and described first
Shut-off valve and the second shut-off valve include ontology and handwheel, and the handwheel is the gear with external tooth, and the variable-frequency motor is set to
It between two water inlet pipes, and is fixed on water inlet pipe, the output shaft of the variable-frequency motor is connect with master gear, two handwheels
It is engaged with master gear, the liquid level monitoring mechanism includes open tubular column, floating ball, connector and inductive switch, the open tubular column
One end is vertical at the top inner side of water tank, and the other end is openning shape, and one end of the connector and the top of open tubular column connect
It connects, the other end is connect with floating ball, one end of the inductive switch and the inner sidewall of open tubular column, between the other end and the side of open tubular column
Every setting, the interval of the inductive switch and open tubular column side is less than the sphere diameter of floating ball, the inductive switch, variable-frequency motor with
PLC controller electrical connection.
The principles of the present invention are: in boiler work, if the inflow of water tank is less than water yield, and water storage
Liquid level in case gradually decreases, while floating ball is moved down with liquid level, when floating ball and inductive switch are detached from, PLC controller
It controls variable-frequency motor to rotate forward, then master gear rotates and drive the first handwheel and the second hand wheel rotating, in the first handwheel and second
During hand wheel rotating, the flow of the first shut-off valve and the second shut-off valve is gradually increased, the inflow of subsequent water tank also by
Cumulative big, when the inflow of water tank is greater than water yield, the liquid level in water tank is gradually increasing, and floating ball is under the action of buoyancy
It moves up, when floating ball and inductive switch contact, PLC controller controls variable-frequency motor reversion, so that the first shut-off valve and the
The flow of two shut-off valves becomes smaller.
The utility model has the beneficial effects that: compared with prior art, this programme is arranged two to water tank water delivery
Water inlet pipe, and the flow by adjusting water inlet pipe make the inflow of water tank be greater than water yield, to solve asking for water tank water shortage
Topic；The inflow of water tank can be made to adapt to the different boiler of a variety of water consumption using the technical program, to expand manufacturer
The range for selecting boiler model needs to modify water tank way of supplying water or pipe when avoiding the replacement biggish boiler of water consumption
The trouble of line structure；The technical program is provided with two pipelines to water tank water delivery, can be to avoid to water tank water delivery
When wherein an aqueduct damages or other failures occurs, it will not influence and give water tank water delivery.
Scheme two, this is the preferred of basic scheme, and the variable-frequency motor is equipped with for sending variable-frequency motor reverse signal
Trigger, the trigger are electrically connected with PLC controller.Trigger is set, can be inverted with manual control variable-frequency motor, and then is controlled
It makes the first shut-off valve and flow is closed or reduced to the second shut-off valve.
Scheme three, this is the preferred of basic scheme, is equipped with the first water pump on two water inlet pipes.With use topography pressure
Power difference water delivery is compared, and when using water pump water delivery, pressure is big, and water velocity is fast, further avoids water tank water shortage.
Scheme four, this is the preferred of basic scheme, and first water pump is variable frequency pump, and first water pump and PLC are controlled
Device electrical connection processed.Using variable frequency pump, the frequency of the first water pump can be adjusted by PLC controller according to actual needs, thus
Adjust the water flow in water inlet pipe.
Scheme five, this is the preferred of basic scheme, and the outlet pipe is equipped with the second water pump, is equipped with liquid level in the boiler
Sensor, the liquid level sensor, the second water pump are electrically connected with PLC controller.Second water pump is set on outlet pipe, is convenient for
Water in water tank is injected in boiler, and liquid level sensor is set in boiler, level sensor monitors boiler can be passed through
Interior liquid level, when the liquid level in boiler reduces, liquid level sensor sends the signal to PLC controller, then PLC controller control
The starting of the second water pump is made, water in water tank is injected in boiler, when the water level in boiler reaches setting value, PLC controller control
The closing of the second water pump is made, takes discontinuity to start the second water pump, electric energy can be saved.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of water supply device of the utility model；
Fig. 2 is the enlarged drawing in Fig. 1 at A.
Specific embodiment
The utility model is described in further detail below by specific embodiment:
Appended drawing reference in Figure of description includes: boiler 1, liquid level sensor 2, outlet pipe 3, the second water pump 4, water tank
5, open tubular column 6, floating ball 7, connector 8, inductive switch 9, water inlet pipe 10, the first shut-off valve 11, the second shut-off valve 12, handwheel 13,
Variable-frequency motor 14, master gear 15, the first water pump 16 and watering 17.
It is as depicted in figs. 1 and 2: a kind of water supply device, including boiler 1, water tank 5, outlet pipe 3 and watering 17, boiler 1
Be connected to water tank 5 by outlet pipe 3, further include water flow control mechanism, PLC controller, liquid level monitoring mechanism and two into
Water pipe 10, one end of two water inlet pipes 10 are connected to watering 17, and the other end is connected to water tank 5, and water flow controls machine
Structure includes the first shut-off valve 11, the second shut-off valve 12, master gear 15 and the variable-frequency motor 14 with output shaft, two water inlet pipes 10
On be respectively equipped with the first shut-off valve 11 and the second shut-off valve 12, the first shut-off valve 11 and the second shut-off valve 12 are oppositely arranged, first
Shut-off valve 11 and the second shut-off valve 12 include ontology and handwheel 13, and handwheel 13 is the gear with external tooth, and variable-frequency motor 14 is set
It between two water inlet pipes 10, and is fixed on water inlet pipe 10, the output shaft of variable-frequency motor 14 is connect with master gear 15, two hands
Wheel 13 is engaged with master gear 15, and variable-frequency motor 14 is equipped with for sending 14 reverse signal trigger of variable-frequency motor, trigger
It is electrically connected with PLC controller.The first water pump 16 is equipped on two water inlet pipes 10, the first water pump 16 is variable frequency pump, the first water
Pump 16 is electrically connected with PLC controller.
Liquid level monitoring mechanism includes open tubular column 6, floating ball 7, connector 8 and inductive switch 9, and one end of open tubular column 6 is vertically set
In the top inner side of water tank 5, the other end is openning shape, and one end of connector 8 is connect with the top of open tubular column 6, the other end with
Floating ball 7 connects, one end of inductive switch 9 and the inner sidewall of open tubular column 6, and the side interval of the other end and open tubular column 6 is arranged, out
Water pipe 3 is equipped with the second water pump 4, is equipped with liquid level sensor 2 in boiler 1, inductive switch 9 and the interval of 6 side of open tubular column are less than
The sphere diameter of floating ball 7, inductive switch 9, variable-frequency motor 14, liquid level sensor 2, the second water pump 4 are electrically connected with PLC controller, this
The connector 8 mentioned in technical solution is spring, rope etc..
When boiler 1 works, if the inflow of water tank 5 is less than water yield, the liquid level in water tank 5 gradually drops
It is low, while floating ball 7 moves down under the effect of gravity, when floating ball 7 and the disengaging of inductive switch 9, PLC controller control
Variable-frequency motor 14 processed rotates forward, and then master gear 15 rotates and drive the first handwheel 13 and the second handwheel 13 to rotate, in the first handwheel
13 and second handwheel 13 rotate during, the flow of the first shut-off valve 11 and the second shut-off valve 12 is gradually increased, subsequent water storage
The inflow of case 5 is also gradually increased, and when the inflow of water tank 5 is greater than water yield, the liquid level in water tank 5 is gradually increasing,
Floating ball 7 moves up under the action of buoyancy, and when floating ball 7 is contacted with inductive switch 9, PLC controller controls variable-frequency motor 14
Reversion, makes the first shut-off valve 11 and the flow of the second shut-off valve 12 become smaller.
Compared with prior art, two water inlet pipes 10 to 5 water delivery of water tank are arranged in this programme, and by adjusting water inlet pipe
10 flow makes the inflow of water tank 5 be greater than water yield, to solve the problems, such as 5 water shortage of water tank；It can using the technical program
So that the inflow of water tank 5 adapts to the different boiler 1 of a variety of water consumption, to expand the model of manufacturer's selection 1 model of boiler
It encloses, when avoiding the replacement biggish boiler 1 of water consumption, needs to modify the trouble of 5 way of supplying water of water tank or pipeline structure；This
Technical solution is provided with two pipelines to 5 water delivery of water tank, can be to avoid in the wherein water-supply-pipe for giving 5 water delivery of water tank
When road damages or other failures occurs, it will not influence and give water tank 5 water delivery.Trigger is set, it can be with manual control variable-frequency electric
Machine 14 inverts, and then controls the first shut-off valve 11 and the closing of the second shut-off valve 12 or reduce flow.It, can be with using variable frequency pump
The frequency for adjusting the first water pump 16 by PLC controller according to actual needs, to adjust the water flow in water inlet pipe.It is being discharged
Second water pump 4 is set on pipe 3, convenient for injecting the water in water tank 5 in boiler 1, and liquid level sensor 2 is set in boiler 1,
The liquid level in boiler 1 can be monitored by liquid level sensor 2, when the liquid level in boiler 1 reduces, liquid level sensor 2 is by signal
It is sent to PLC controller, then PLC controller controls the starting of the second water pump 4, in water injection boiler 1, will work as pot in water tank 5
When water level in furnace 1 reaches setting value, PLC controller controls the second water pump 4 and closes, and discontinuity is taken to start the second water pump 4, can
To save electric energy.
Above-described is only the embodiments of the present invention, and the common sense such as well known specific structure and characteristic are herein in scheme
It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure
Under, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not influence
The effect and patent practicability that the utility model is implemented.This application claims protection scope should be with the content of its claim
Subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.
Claims (5)
1. a kind of water supply device, including boiler, water tank, outlet pipe and watering, the boiler and water tank pass through outlet pipe
Connection, which is characterized in that it further include water flow control mechanism, PLC controller, liquid level monitoring mechanism and two water inlet pipes, two
One end of the water inlet pipe is connected to watering, and the other end is connected to water tank, and the water flow control mechanism includes the
One shut-off valve, the second shut-off valve, master gear and the variable-frequency motor with output shaft are respectively equipped with first on two water inlet pipes
Shut-off valve and the second shut-off valve, the first shut-off valve and the second shut-off valve are oppositely arranged, first shut-off valve and the second shut-off valve
It include ontology and handwheel, the handwheel is the gear with external tooth, and the variable-frequency motor is set between two water inlet pipes, and solid
Due on water inlet pipe, the output shaft of the variable-frequency motor is connect with master gear, and two handwheels are engaged with master gear, described
Liquid level monitoring mechanism includes open tubular column, floating ball, connector and inductive switch, and one end of the open tubular column is vertical at water tank
Top inner side, the other end are openning shape, and one end of the connector and the top of open tubular column connect, and the other end is connect with floating ball,
The side interval of one end of the inductive switch and the inner sidewall of open tubular column, the other end and open tubular column is arranged, the inductive switch
It is less than the sphere diameter of floating ball with the interval of open tubular column side, the inductive switch, variable-frequency motor are electrically connected with PLC controller.
2. a kind of water supply device according to claim 1, which is characterized in that the variable-frequency motor is equipped with to be become for sending
Frequency motor reversal signal trigger, the trigger are electrically connected with PLC controller.
3. a kind of water supply device according to claim 1, which is characterized in that be equipped with the first water on two water inlet pipes
Pump.
4. a kind of water supply device according to claim 3, which is characterized in that first water pump is variable frequency pump, described
First water pump is electrically connected with PLC controller.
5. a kind of water supply device according to claim 1, which is characterized in that the outlet pipe is equipped with the second water pump, institute
It states and is equipped with liquid level sensor in boiler, the liquid level sensor, the second water pump are electrically connected with PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820740978.5U CN208205433U (en) | 2018-05-17 | 2018-05-17 | A kind of water supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820740978.5U CN208205433U (en) | 2018-05-17 | 2018-05-17 | A kind of water supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208205433U true CN208205433U (en) | 2018-12-07 |
Family
ID=64517572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820740978.5U Active CN208205433U (en) | 2018-05-17 | 2018-05-17 | A kind of water supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208205433U (en) |
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2018
- 2018-05-17 CN CN201820740978.5U patent/CN208205433U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200528 Address after: No.30, immigrant Road, karaoyi village, mohur farm, Horgos City, Ili Kazak Autonomous Prefecture, 835000 Xinjiang Uygur Autonomous Region Patentee after: Horgos Xituo Energy Technology Co., Ltd Address before: 830000 Xinjiang Uygur Autonomous Region Urumqi High-tech Zone (New Urban District) Beijing South Road 467 Central Nuclear Building B 11 floors Patentee before: XITUO ENERGY GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |