CN208605372U - Anti- air sinuses centrifugal pump - Google Patents
Anti- air sinuses centrifugal pump Download PDFInfo
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- CN208605372U CN208605372U CN201820711630.3U CN201820711630U CN208605372U CN 208605372 U CN208605372 U CN 208605372U CN 201820711630 U CN201820711630 U CN 201820711630U CN 208605372 U CN208605372 U CN 208605372U
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- centrifugal pump
- water inlet
- water
- control
- inlet pipe
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Abstract
The utility model discloses a kind of anti-air sinuses centrifugal pump, including centrifugal pump, the water inlet pipe being connected with centrifugal pump water inlet, the outlet pipe connected with centrifugal pump water outlet, the power device for providing for centrifugal pump power, the pressure sensor device being arranged on the inside of centrifugal pump water inlet tube wall, the control cabinet being connect with pressure sensor device and power device；The control cabinet includes the comparison device of the reception device for receiving pressure sensor device output signal, the storage device for storing service pressure value signal, the reception signal of comparison reception device and service pressure value signal, according to the switching device of the output signal of comparison device control power device power switch.
Description
Technical field
The utility model relates to a kind of centrifugal pump, in particular to a kind of anti-air sinuses centrifugal pump.
Background technique
Centrifugal pump refers to the centrifugal force by generating when impeller rotation to convey the pump of liquid.When being centrifuged pump startup, if thing
Fill water in not pumping first, pump memory has air, since atmospheric density is very low relative to conveying liquid, generated after rotation from
Mental and physical efforts are small, thus impeller center area is formed by low pressure and is not enough to draw liquid into pump, this phenomenon is known as the air sinuses of centrifugal pump
Phenomenon.Air sinuses phenomenon will lead to the reduction of centrifugal pump suction capacity, also will cause centrifugal pump itself vibration, generates noise, damages axis
Sealing device and rotation are mechanical.Therefore the generation of air sinuses phenomenon is avoided.The processing of air sinuses phenomenon is adopted more in the prior art
With artificial observation, discovery centrifugal pump suction capacity artificially cuts off the power device of centrifugal pump again after being decreased obviously, into centrifugal pump
It pours water.The prior art needs artificial observation to the processing of air sinuses phenomenon, easily makes a fault or error, and process flow is cumbersome.
Therefore, it is necessary to improve to solve the above technical problems the prior art.
Utility model content
In view of this, solution is handled in the prior art the purpose of this utility model is to provide a kind of anti-air sinuses centrifugal pump
The problem that air sinuses phenomenon needs artificial observation, program cumbersome.It is realized in particular by following technical scheme:
The anti-air sinuses centrifugal pump of the utility model, including centrifugal pump, the water inlet pipe being connected with centrifugal pump water inlet and centrifugation
It pumps out the connected outlet pipe in the mouth of a river, power device that power is provided for centrifugal pump, be arranged on the inside of centrifugal pump water inlet tube wall
Pressure sensor device, the control device being connect with pressure sensor device and the control power being connect with control device and power device
The switching device I of installation's power source switch；After being centrifuged pump startup, absorbs water from intake pool, transported by water inlet pipe, after centrifugal pump
Go out from outlet pipe by hydraulic pressure；Voltage Force sensor in the prior art can be used in pressure sensor device, can detect centrifugal pump into
Hydraulic pressure at the mouth of a river；Electromagnetic relay in the prior art can be used in switching device I；Pressure sensor device, control device, switch
Electrical connection can be used between device I, power device；The control device can be controlled using single-chip microcontroller in the prior art or PLC
Device processed is previously entered the pressure value of water inlet when centrifugal pump works normally, by the signal of pressure sensor device conveying and normally
Operating pressure value signal compares, if the pressure value of water inlet is less than the pressure value that centrifugal pump works normally, controls
Device output signal, control switch device I are disconnected, and centrifugal pump stops working, can pour water later centrifugal pump, wait be centrifuged
Pump is then turned on power device after filling water, works normally centrifugal pump；If the pressure value of water inlet is greater than or equal to centrifugation
The pressure value worked normally is pumped, then output signal, switching device closure, centrifugal pump do not work normally control device.
Further, the water inlet pipe is divided into water inlet pipe and lower water inlet pipe, is provided with list between upper water inlet pipe and lower water inlet
To case, control water flow is provided with only at upper water inlet pipe and unidirectional case junction and lower water inlet pipe and unidirectional case junction at least one
The check valve that can be flowed upwards；Increasing unidirectional case can make control cabinet disconnect centrifugal pump, water inlet pipe, water outlet when being centrifuged pumping source
Water in pipe will not reverse flow, pour water after convenient centrifugal pump, can also make after centrifugal pump use centrifugal pump, into
Water in water pipe, outlet pipe will not reverse flow, avoid make to need to pour water again using centrifugal pump next time.
Further, the anti-air sinuses centrifugal pump further includes the water tank connecting with outlet pipe side wall；The water tank with go out
Water pipe is connected by pipeline, and pipeline is internally provided with the openable and closable baffle of control water flow circulation and cutout；It is stored in water tank
There is liquid, can directly open baffle when control cabinet disconnection centrifugal pump power device needs to pour water flows into the water in water tank
Centrifugal pump, outlet pipe in water inlet pipe, this avoid pouring water from outlet pipe nozzle, make to pour water more convenient.
Further, the anti-air sinuses centrifugal pump further include the switching device II being connect with control device and with switching device and
The driving device that can control baffle folding of baffle connection；The combination of motor in the prior art and gear can be used in driving device
Device or the combination unit of motor and chain etc.；Electromagnetic relay in the prior art can be used in switching device II；Control device,
Electrical connection can be used in switching device II, driving device；When centrifugal pump service pressure is than the pressure that pressure sensor device is measured
Greatly, control device output signal, switching device II closure, driving device drive baffle to open, and the water in water tank pours into water outlet
Guan Zhong；Water storage can be carried out in water tank again with manual closing baffle after filling water.
Further, the check valve includes more than two check valves, increases multiple check valves, better tightness when refluence,
Water flow one-way flow can preferably be controlled.
Further, rubber sleeve is set between the baffle and inner wall of the pipe, and rubber sleeve makes the better tightness of baffle.
Further, the water tank is detachably connected with outlet pipe side wall, convenient transportation.
The utility model has the beneficial effects that control cabinet can occur in air sinuses phenomenon, when centrifugal pump water inlet pressure reduces
It is automatic to disconnect centrifugal pump power device, it avoids artificial observation, the fault or error that operation generates, centrifugal pump generation is avoided to make an uproar
Sound damages machine；Increasing, there is the water tank of check valve can prevent water inlet pipe, centrifugal pump, the aqueous reflux in outlet pipe, to anti-
Only air sinuses has certain effect, moreover it is possible to conveniently pour water；Increase connect that water tank can make to pour water with outlet pipe side wall need not be from out
Water pipe nozzle carries out, and conveniently pours water；Auto-irrigation after generation air sinuses phenomenon may be implemented in the baffle for increasing control cabinet control；This
Other beneficial effects of utility model will be further detailed in conjunction with embodiment in detail below.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is that the control device of the utility model controls the circuit diagram of power device；
Specific embodiment
It is as shown in the figure: the anti-air sinuses centrifugal pump in the present embodiment, the anti-air sinuses centrifugal pump of the utility model, including centrifugal pump
1, the water inlet pipe that is connected with centrifugal pump water inlet, provides the dynamic of power for centrifugal pump at the outlet pipe being connected with centrifugal pump water outlet
Power device, the pressure sensor device being arranged on the inside of centrifugal pump water inlet tube wall, the control device 4 being connect with pressure sensor device
The switching device I for the control power device power switch being connect with control device and power device；Be centrifuged pump startup after, from into
It absorbs water in pond, is transported by water inlet pipe, gone out after centrifugal pump from outlet pipe by hydraulic pressure；Existing skill can be used in pressure sensor device
Voltage Force sensor in art, can detect the hydraulic pressure of centrifugal pump water inlet；Electricity in the prior art can be used in switching device I
Magnetic relay；Control device, switching device I, electrical connection can be used between power device in pressure sensor device；The control dress
The circuit device that can be controlled using single-chip microcontroller in the prior art or PLC is set, water inlet when centrifugal pump works normally is previously entered
Pressure value at mouthful compares the signal that pressure sensor device conveys with service pressure value signal, if water inlet
The pressure value at place is less than the pressure value that centrifugal pump works normally, then control device output signal, and AB connects power device in figure, controls
Switching device I is disconnected, and centrifugal pump stops working, can pour water later centrifugal pump, is then turned on after centrifugal pump fills water
Power device works normally centrifugal pump；If the pressure value of water inlet is greater than or equal to the pressure that centrifugal pump works normally
Value, then output signal, switching device closure, centrifugal pump do not work normally control device.
In the present embodiment, the water inlet pipe is divided into water inlet pipe 6 and lower water inlet pipe 7, sets between upper water inlet pipe and lower water inlet
It is equipped at unidirectional case 2, upper water inlet pipe and unidirectional case junction and lower water inlet pipe and unidirectional case junction at least one and is provided with control
The check valve that water flow processed can only flow upwards；Increase unidirectional case can make control cabinet disconnect centrifugation pumping source when centrifugal pump, into
Water in water pipe, outlet pipe will not reverse flow, pour water after convenient centrifugal pump, can also make after centrifugal pump use
Centrifugal pump, water inlet pipe, the water in outlet pipe will not reverse flow, avoid make to need to pour water again using centrifugal pump next time.
In the present embodiment, the anti-air sinuses centrifugal pump further includes the water tank 3 connecting with outlet pipe side wall；The water tank
It is connect with outlet pipe by pipeline, pipeline is internally provided with the openable and closable baffle 5 of control water flow circulation and cutout；In water tank
Liquid is stored, baffle can directly be opened when centrifugal pump power device needs to pour water and make water in water tank by disconnecting in control cabinet
It flows into centrifugal pump, outlet pipe, in water inlet pipe, this avoid pouring water from outlet pipe nozzle, make to pour water more convenient.
In the present embodiment, the anti-air sinuses centrifugal pump further includes the switching device II connecting with control device and fills with switch
Set and baffle connection can control baffle folding driving device；Motor in the prior art and gear can be used in driving device
Combination unit or motor and the combination unit of chain etc.；Electromagnetic relay in the prior art can be used in switching device II；Control
Electrical connection can be used in device, switching device II, driving device；It is measured when centrifugal pump service pressure than pressure sensor device
Pressure is big, control device output signal, and switching device II closure, driving device drives baffle to open, and the water in water tank pours into
In outlet pipe；Water storage can be carried out in water tank again with manual closing baffle after filling water.
In the present embodiment, the check valve includes more than two check valves, increases multiple check valves, and leakproofness is more when refluence
It is good, it can preferably control water flow one-way flow.
In the present embodiment, rubber sleeve is set, rubber sleeve makes the leakproofness of baffle more between the baffle and inner wall of the pipe
It is good.
In the present embodiment, the water tank is detachably connected with outlet pipe side wall, and device is facilitated to transport.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (7)
1. a kind of anti-air sinuses centrifugal pump, it is characterised in that: including centrifugal pump, the water inlet pipe being connected with centrifugal pump water inlet, with from
The connected outlet pipe of heart pump water outlet, can measure on the inside of centrifugal pump water inlet tube wall the power device that power is provided for centrifugal pump
Pressure sensor device, the control device being connect with pressure sensor device and the control being connect with control device and power device it is dynamic
The switching device I of power installation's power source switch, control device are used to receive the signal of pressure sensor device output, and by received letter
Number with storage service pressure value signal compare, according to comparison result output signal.
2. anti-air sinuses centrifugal pump according to claim 1, it is characterised in that: the water inlet pipe be divided into water inlet pipe and under into
Water pipe is provided with unidirectional case between upper water inlet pipe and lower water inlet, upper water inlet pipe is with unidirectional case junction and lower water inlet pipe and unidirectionally
The check valve that control water flow can only flow upwards is provided at case junction at least one.
3. anti-air sinuses centrifugal pump according to claim 2, it is characterised in that: further include the water storage being connect with outlet pipe side wall
Case；The water tank is connect with outlet pipe by pipeline, and the control water flow that pipeline is internally provided with circulates openable and closable with cutout
Baffle.
4. anti-air sinuses centrifugal pump according to claim 3, it is characterised in that: further include the switch dress being connect with control device
The driving device that can control baffle folding setting II and being connect with switching device and baffle.
5. anti-air sinuses centrifugal pump according to claim 4, it is characterised in that: the check valve includes more than two unidirectional
Valve.
6. anti-air sinuses centrifugal pump according to claim 5, it is characterised in that: be provided with rubber between the baffle and inner wall of the pipe
Gum cover.
7. anti-air sinuses centrifugal pump according to claim 6, it is characterised in that: the water tank and outlet pipe side wall are detachable
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820711630.3U CN208605372U (en) | 2018-05-14 | 2018-05-14 | Anti- air sinuses centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820711630.3U CN208605372U (en) | 2018-05-14 | 2018-05-14 | Anti- air sinuses centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605372U true CN208605372U (en) | 2019-03-15 |
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ID=65661230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820711630.3U Active CN208605372U (en) | 2018-05-14 | 2018-05-14 | Anti- air sinuses centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324668A (en) * | 2020-10-29 | 2021-02-05 | 王钰尧 | Self-water-storage centrifugal pump |
-
2018
- 2018-05-14 CN CN201820711630.3U patent/CN208605372U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324668A (en) * | 2020-10-29 | 2021-02-05 | 王钰尧 | Self-water-storage centrifugal pump |
| CN112324668B (en) * | 2020-10-29 | 2022-03-22 | 王钰尧 | Self-water-storage centrifugal pump |
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