CN109838388A - A kind of multifunctional amphibious silent pump - Google Patents
A kind of multifunctional amphibious silent pump Download PDFInfo
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- CN109838388A CN109838388A CN201910106663.4A CN201910106663A CN109838388A CN 109838388 A CN109838388 A CN 109838388A CN 201910106663 A CN201910106663 A CN 201910106663A CN 109838388 A CN109838388 A CN 109838388A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 139
- 239000000498 cooling water Substances 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 8
- 230000035772 mutation Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 6
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- 238000004458 analytical method Methods 0.000 claims description 3
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- 239000007779 soft material Substances 0.000 claims description 3
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- 230000002159 abnormal effect Effects 0.000 description 2
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- 238000004088 simulation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The present invention relates to a kind of multifunctional amphibious silent pump, the top of the water pump including up-down structure, the water pump is pump body, and its underpart is pump motor；Bottom is positioning seat；Water inlet is provided on the positioning seat；Water outlet is provided at the top of pump body, pump body is provided with pump housing installing port close to water outlet position, and location and installation mouth is provided on positioning seat, cooling water circulation device is connected between location and installation mouth and pump housing installing port；The present invention is by the way that in water pump housing water receiving circulating cooling device, the medium conveyed using water pump itself takes away generated heat in the motor course of work in circulating for cooling water circulation device, and then cools down to motor, extends the service life of motor.
Description
Technical field
The invention belongs to pumping plant technical field more particularly to a kind of multifunctional amphibious silent pumps.
Background technique
Water pump has several kinds, and the line packet in motor mainly has oil immersed type and two kinds of immersion type, before water pump turn on pump, suction line
It is interior necessary hydraulically full with pump.After turn on pump, impeller high speed rotation, liquid therein rotates together with blade, in centrifugal force
It under effect, flies away from impeller and projects outward, the liquid of injection speed in pump case diffuser casing is gradually slack-off, and pressure gradually increases, so
Afterwards from pump discharge, discharge pipe outflow.At this point, being formed and both not had without air since liquid is thrown toward surrounding at blade center
There is the vacuum low-pressure area of liquid, the liquid in liquid pool flows into pump, liquid is exactly under the action of the atmospheric pressure of pond face through suction line
It is continuously pumped up from liquid pool and is continuously flowed out from discharge pipe in this way.
In water pump operation, water pump itself can generate certain heat, may be right when heat reaches certain degree
Element inside water pump causes to damage.
In view of the above problems, therefore, it is necessary to it makes improvements.
Summary of the invention
The present invention is to provide a kind of simple structure and reasonable design, automation to overcome above-mentioned defect in the prior art
Degree height, the timely automated unlatching cooling water circulation device of energy, carry out cooling work, improve the one of the service life of water pump and motor
The multifunctional amphibious silent pump of kind.
In order to reach the goals above, the technical scheme adopted by the invention is that: a kind of multifunctional amphibious silent pump, packet
The water pump of up-down structure is included, the top of the water pump is pump body, and its underpart is pump motor；Bottom is positioning seat；It is described
Water inlet is provided on positioning seat；Water outlet is provided at the top of pump body, pump body is provided with close to water outlet position
Pump housing installing port is provided with location and installation mouth on positioning seat, water cycle down is connected between location and installation mouth and pump housing installing port
Warm device；It is provided with fan on the outside of the cooling water circulation device, which is used to cool down to cooling water circulation device；It is described
Cooling water circulation device is radiator；It is laid with water-logged base in the positioning seat, water hammer eliminating machine is installed on water-logged base；
Water hammer eliminating machine is removably coupled on water-logged base.
As a preferred solution of the present invention, intelligent controlling device, the intelligence control are provided on the outside of the water pump
Device processed is PLC controller, including the first temperature sensor, for carrying out to the water temperature in the pump motor and pump body
Detection, and the intelligent controlling device is sent by water temperature testing result, cooling water circulation is controlled by the intelligent controlling device
Whether device is opened.
It as a preferred solution of the present invention, further include second temperature sensor, for cooling water circulation device
It is stable to be detected, and will test result and be sent to the intelligent controlling device, wind is controlled by the intelligent controlling device
Whether fan is opened.
It as a preferred solution of the present invention, further include network communication module, the network communication module and the intelligence
It can control device connection, for receiving the operating state data and cooling water circulation dress of the water pump that the intelligent controlling device uploads
The operating state data set, and the operating state data of the operating state data of water pump and cooling water circulation device is uploaded into net
Network or the phone number for being sent to designated user.
It as a preferred solution of the present invention, further include warning device, the warning device and the first temperature sensor,
Second temperature sensor is connected with intelligent controlling device, and the water temperature value for detecting in the first temperature sensor is greater than predetermined water
Temperature value or second temperature sensor detect alarms when the temperature of cooling water circulation device is greater than predetermined temperature value.
It as a preferred solution of the present invention, further include display device, the display device and intelligent controlling device connect
It connects, for showing the working condition of water pump and cooling water circulation device.
It as a preferred solution of the present invention, further include information acquisition unit, which is used for water pump
Interior pressure carries out data sampling, and sampled data is transferred to intelligent controlling device；It further include data processing unit, data processing
Unit is connect with intelligent controlling device, and data processing unit handles sampled data, including pipeline judgement and hydraulic pressure extremely
Variation judgement, analyses whether to need to start pump working, and when real-time pressure is less than scheduled starting pressure value in water pump, pump is opened
Start building to make, starting pressure value can be set according to actual needs adjustings, or the interior real-time pressure of pump can from a stationary value compared with
Pump startup works when short unit time acute variation.
As a preferred solution of the present invention, the water hammer eliminating machine horizontal abutment on water-logged base, eliminate by water hammer
There are spacing for mechanism and water inlet.
As a preferred solution of the present invention, the water hammer eliminating machine includes airbag body made of soft material,
A certain amount of air is filled in airbag body；Clinching is connected on the airbag body, clinching is for positioning airbag body
In on water-logged base；The airbag body cross section is in circular ring shape or oval ring；There are two the clinching settings, is symmetrically laid in
On water-logged base.
As a preferred solution of the present invention, the airbag body can generate flexible deformation pressure when by ambient pressure
Air in contracting airbag body, the characteristic absorption impact of water hammer gentle pressure reduced using the air pressed volume in airbag body
Mutation；The airbag body fits on water-logged base, wherein the area of airbag body is the 1/3~1/4 of water-logged base area；Institute
Stating airbag body is the soft bag using shape made of soft plastic in olive shape structure；The airbag body is rounded, rectangular
Or ellipticity.
The beneficial effects of the present invention are:
1. the present invention is by the way that in water pump housing water receiving circulating cooling device, the medium conveyed using water pump itself is followed in water
Generated heat in the motor course of work is taken away in circulating for ring cooling device, and then cools down to motor, extends electricity
The service life of machine；
2. the present invention is by being provided with fan on the outside of cooling water circulation device, using the automatic of cooling water circulation device
Cooling and fan pressure is cooling, improves the efficiency of pump working heat dissipation, can effectively cool down, avoid motor due to
High temperature burns the generation of machine, improves the service life and equipment reliability of operation of water pump and motor；
3. by setting intelligent controlling device, and each unit is integrated, hydrotechny is regulated and controled by Internet of Things
Parameter realizes long-distance intelligent control, operation expense after sale greatly reduces；
4. the cooling device for water pump of the invention can be applied to high-floor feedwater complete set of equipments, advantage by integrated
It is embodied in that low noise, rate of breakdown be low, remote internet of things control is realized in operation and maintenance, reduces every production cost and operation dimension
Protect cost；Use scope is wide, is suitable for flood fighting water drainage, low-lying land installation, nonirrigated farmland installation, Pipe installing etc.；
5. airbag body inner sealing of the invention has a certain amount of air, airbag body is enable to generate bullet when being pressurized
Property alternating compression sealing space in air, the characteristic of volume can be reduced after utilizing the air of inside air bag to be pressurized, absorb water hammer
Impact force, gentle pressure mutation.The airbag structure is simple, low in cost, easy to install and use, and water hammer pressure punching can be effectively relieved
It hits, protects canister, extend the service life of canister.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the working principle diagram of the intelligent controlling device of the embodiment of the present invention；
Fig. 3 is the water hammer eliminating machine structural schematic diagram (one) of the embodiment of the present invention；
Fig. 4 is the water hammer eliminating machine structural schematic diagram (two) of the embodiment of the present invention；
Appended drawing reference in figure: pump body 1, pump motor 2, positioning seat 3, water inlet 4, water outlet 5, pump housing installing port 6,
Location and installation mouth 7, cooling water circulation device 8, fan 9, intelligent controlling device 10, the first temperature sensor 11, second temperature pass
Sensor 12, network communication module 13, warning device 14, display device 15, data processing unit 16, information acquisition unit 17, water
Pump 100；Water hammer eliminating machine 23, airbag body 24, clinching 25, water-logged base 27.
Specific embodiment
It elaborates with reference to the accompanying drawing to the embodiment of the present invention.
Embodiment: a kind of multifunctional amphibious silent pump, the water pump 100 including up-down structure, the water pump 100 it is upper
Portion is that pump body 1 is as shown in Figs. 1-2, its underpart is pump motor 2；Bottom is positioning seat 3；It is provided on the positioning seat 3
Water inlet 4；The top of pump body 1 is provided with water outlet 5, and pump body 1 is provided with pump housing installing port close to 5 position of water outlet
6, location and installation mouth 7 is provided on positioning seat 3, and cooling water circulation device is connected between location and installation mouth 7 and pump housing installing port 6
8；Pump housing installing port 6 and location and installation mouth 7 and 8 junction of cooling water circulation device are provided with normal valve, when water pump works normally
When, the normal valve on pump housing installing port 6 and location and installation mouth 7 is in close state, cooling water circulation device 8 without work,
When water pump is frequent continuous work or abnormal work, when water temperature being caused to be increased to setup parameter value, 6 He of pump housing installing port
Normal valve on location and installation mouth 7 is in the open state, can automatically turn on cooling water circulation device 8, carries out cooling work, avoids
Motor improves the service life and equipment reliability of operation of water pump and motor due to the generation that high temperature burns machine.
As shown in Figure 3-4, it is laid with water-logged base 27 in positioning seat 3, water hammer eliminating machine 23 is installed on water-logged base 27；Water
Hammer eliminating machine 23 is removably coupled on water-logged base 27, and water hammer eliminating machine 23 is removably coupled on water-logged base 27；It is convenient
Maintenance, while the airbag body of different size can also be replaced according to the size of water flow, to make the pressure in outlet conduit
Reach balance again with the pressure of water hammer eliminating machine.
Airbag body inner sealing of the invention has a certain amount of air, and airbag body is enable to generate elasticity when being pressurized
Air in alternating compression sealing space can reduce the characteristic of volume after being pressurized using the air of inside air bag, absorb water hammer punching
Hit power, gentle pressure mutation.The airbag structure is simple, low in cost, easy to install and use, and water hammer pressure punching can be effectively relieved
It hits, protects canister, extend the service life of canister.
23 horizontal abutment of water hammer eliminating machine is on water-logged base 27, and there are spacing, water with water inlet 4 for water hammer eliminating machine 23
Hammering eliminating machine 23 into shape includes airbag body 24 made of soft material, is filled with a certain amount of air in airbag body 24；Air bag
Clinching 25 is connected on ontology 24, clinching 25 is used to airbag body 24 being positioned at water-logged base 27；There are two the settings of clinching 25,
Symmetrically it is laid on water-logged base 27；By adopting the above technical scheme, company's part of airbag body 24 Yu water-logged base 27 is further improved
Stability and safety, meanwhile, airbag body 24 is during water flow pressure constantly converts with the change of hydraulic pressure height
Change continuous compression rebound, to achieve the effect that absorption and alleviate impact of water hammer.
24 cross section of airbag body is in circular ring shape or oval ring, and airbag body 24 can generate bullet when by ambient pressure
Property alternating compression airbag body 24 in air, the characteristic absorption water hammer for utilizing the air pressed volume in airbag body 24 to reduce
Impact gentle pressure mutation.
Airbag body 24 fits on water-logged base 27, wherein the area of airbag body 24 be 7 area of water-logged base 1/3~
1/4, the present embodiment is preferably that the area of airbag body 24 is the 1/3 of 27 area of water-logged base, to make the pressure in outlet conduit
Reach balance with the pressure in water hammer eliminating machine 23, prevents damage of the water hammer to water pump body, outlet conduit and attachment, thus
Extend the service life of water hammer buffer.
Airbag body 24 is rounded, rectangular or ellipticity, and airbag body 24 is to be in using shape made of soft plastic
The soft bag of olive shape structure；This kind of structure is more advantageous to the compression of airbag body 24, reduces the resistance of compression.Certain airbag body
24 can also be fabricated to shape as the intermediate elliptoid soft bag of class being arc-shaped in drum-shaped both ends.
The present invention is by the way that in water pump housing water receiving circulating cooling device, the medium conveyed using water pump itself is recycled in water
Generated heat in the motor course of work is taken away in circulating for cooling device, and then cools down to motor, extends motor
Service life；Water in whole process radiator is all flowing, has thus timely taken away the heat of motor generation,
Greatly reduce the temperature of motor；Cooling water circulation device 8 in the present invention is radiator, which is water pump itself
The medium conveyed forced circulation under the drive of pump takes away heat, there is quiet, cooling to stablize compared with air-cooled, to environment according to
Rely the advantages that small.
The outside of cooling water circulation device 8 is provided with fan 9, which is used to cool down to cooling water circulation device 8；This
Invention on the outside of cooling water circulation device by being provided with fan 9, using the automatic cooling of cooling water circulation device and fan
Pressure it is cooling, improve the efficiency of pump working heat dissipation, can effectively cool down.
It is provided with intelligent controlling device 10 on the outside of water pump, the intelligent controlling device 10 is PLC controller, including first
Temperature sensor 11, for being detected to the pump motor 2 with the water temperature in pump body 1, and by water temperature testing result
It is sent to the intelligent controlling device 10, whether is opened by the intelligent controlling device 10 control cooling water circulation device 8；Intelligence
Control device 10 is the inflow and outflow for controlling water pump, controls cooling water circulation device 8 to the water pump in frequent operation
Or when abnormal work, cooling work for water pump, general execution is specifically to instruct；PLC controller is that have micro- place
Control instruction can be loaded memory for the digital logic controller of automation control by the digital electronic device of reason machine at any time
Interior storage and execution, by innernal CPU, the units institute such as instruction and data memory, input-output unit, power supply mould group, digital simulation
Modularity is combined into, and can both be carried out the write-in of specific instruction, can also be updated, powerful, high reliablity, because
This described intelligent controlling device 10 is generally PLC controller.
Specifically, PLC controller can be single-chip microcontroller etc..
The present invention to the intelligent controlling device 10 without limitation, as long as can be to the water pump and cooling water circulation device
8 and the working condition of fan 9 controlled according to demand.
A kind of multifunctional amphibious silent pump further includes second temperature sensor 12, which is used for
The stable of cooling water circulation device 8 is detected, and will test result and be sent to the intelligent controlling device 10, by institute
It states intelligent controlling device 10 and controls whether fan 9 is opened；Pump motor still cannot drop after cooling water circulation device 8 is opened
Temperature, meanwhile, when 8 own temperature of cooling water circulation device is increased to setup parameter value, second temperature sensor 12 is by water cycle down
Warm 8 own temperature of device is transferred to intelligent controlling device 10, for opening fan 9；When 8 own temperature of cooling water circulation device
When being reduced to setup parameter value, 8 own temperature of cooling water circulation device is transferred to intelligent control and filled by second temperature sensor 12
10 are set, for closing fan 9.
A kind of multifunctional amphibious silent pump further includes network communication module 13, the network communication module 13 with it is described
Intelligent controlling device 10 connects, for receiving the operating state data and water circulation of the water pump that the intelligent controlling device 10 uploads
The operating state data of cooling device 8, and by the operating state data of the operating state data of water pump and cooling water circulation device 8
It uploads to network or is sent to the phone number of designated user；By to current water pump and cooling water circulation device and fan
Operating state data and water pump operation during operating state data acquisition, it can be seen that the working condition of water pump sets no
Normally, whether need the potentiality that repairs, can currently dig are how many, equipment is rationally utilized, so that equipment performs to maximum effect
Energy.
A kind of multifunctional amphibious silent pump further includes warning device 14, the warning device 14 and the first temperature sensing
Device 11, second temperature sensor 12 and intelligent controlling device 10 connect, the water temperature for detecting in the first temperature sensor 11
When value detects the temperature of cooling water circulation device 8 greater than predetermined temperature value greater than predetermined water temperature value or second temperature sensor 12
It alarms；By the detection and feedback to the parameters during this pump operation, so that pump equipment is when occurring accident
Even if being prevented, the generation of accident is reduced, reduces loss.It should be noted that the present invention to the warning device 14 and
Working method is not specifically limited.
It is a kind of multi-functional for convenience of the more intuitive working condition and service position for obtaining current device of staff
Amphibious silent pump further includes display device 15, and the display device 15 is connect with intelligent controlling device 10, for showing water
The working condition of pump and cooling water circulation device 8；The display device 15 is other than can be with display device operational factor, specific
In the case of can also carry out the input of control instruction and can be achieved at the same time when display device 15 is set as touch screen as will be described
The control of display to the operating parameter of equipment and the operation to equipment.It should be noted that the present invention is to the display device
It is not specifically limited.
A kind of multifunctional amphibious silent pump further includes information acquisition unit 17, which is used for water
Pump pressure carries out data sampling, and sampled data is transferred to intelligent controlling device 10.
Information acquisition unit of the invention only needs to acquire pump pressure value, can reduce the usage amount of detection component,
And then reduce input cost, the algorithm that data processing unit is related to according to the present invention handles data, can accurate judgement be
It is no to need to start water pump, if there are the situations such as leakage, booster, water shortage, water is full, can carry out at intelligent recognition to various situations
Reason, is applicable in a variety of for water environment, does not need to reset control method, not will increase water supply cost.
A kind of multifunctional amphibious silent pump further includes data processing unit 16, data processing unit 16 and intelligent control
Device 10 connects, and data processing unit 16 handles sampled data, including pipeline judgement extremely and variation in water pressure judgement, point
Whether analysis needs to start pump working, and when real-time pressure is less than scheduled starting pressure value in water pump, pump startup works, starting
Pressure value can be set according to actual needs adjusting, or pumping interior real-time pressure can be from a stationary value in the shorter unit time
Pump startup works when acute variation；When pumping interior real-time pressure and being less than scheduled starting pressure value, pump startup works, and starts pressure
Value can be set according to actual needs adjusting, or pumping interior real-time pressure can be violent in the shorter unit time from a stationary value
Pump startup works when variation.Under both of these case, pump can start, it is ensured that water pump water supply continuity and stability avoid
Hydraulic pressure mutation.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention；Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Although appended drawing reference in figure is used more herein: pump body 1, pump motor 2, positioning seat 3, water inlet 4,
Water outlet 5, pump housing installing port 6, location and installation mouth 7, cooling water circulation device 8, fan 9, intelligent controlling device 10, the first temperature
Sensor 11, second temperature sensor 12, network communication module 13, warning device 14, display device 15, data processing unit
16, information acquisition unit 17, water pump 100；Water hammer eliminating machine 23, airbag body 24, clinching 25, the equal terms of water-logged base 27, but
It does not exclude the possibility of using other terms.It is of the invention the use of these items is only for being more convenient to describe and explain
Essence；Being construed as any additional limitation is disagreed with spirit of that invention.
Claims (10)
1. a kind of multifunctional amphibious silent pump, it is characterised in that: the water pump (100) including up-down structure, the water pump
(100) top is pump body (1), and its underpart is pump motor (2)；Bottom is positioning seat (3)；On the positioning seat (3)
It is provided with water inlet (4)；It is provided at the top of pump body (1) water outlet (5), pump body (1) is close to water outlet (5) position
It is provided with pump housing installing port (6), is provided on positioning seat (3) location and installation mouth (7), location and installation mouth (7) and pump housing installing port
(6) cooling water circulation device (8) are connected between；Fan (9), the wind are provided on the outside of the cooling water circulation device (8)
(9) are fanned to be used to cool down to cooling water circulation device (8)；The cooling water circulation device (8) is radiator；The positioning seat
(3) it is laid with water-logged base (27) in, water hammer eliminating machine (23) is installed on water-logged base (27)；Water hammer eliminating machine (23) is removable
Formula is connected on water-logged base (27).
2. a kind of multifunctional amphibious silent pump according to claim 1, it is characterised in that: set on the outside of the water pump
It being equipped with intelligent controlling device (10), the intelligent controlling device (10) is PLC controller, including the first temperature sensor (11),
For being detected to the pump motor (2) and the water temperature in pump body (1), and send water temperature testing result to described
Whether intelligent controlling device (10) is opened by the intelligent controlling device (10) control cooling water circulation device (8).
3. a kind of multifunctional amphibious silent pump according to claim 1, it is characterised in that: further include that second temperature passes
Sensor (12) for stable the detecting to cooling water circulation device (8), and will test result and be sent to the intelligence
Whether control device (10) is opened by the intelligent controlling device (10) control fan (9).
4. a kind of multifunctional amphibious silent pump as described in claim 1, which is characterized in that further include network communication module
(13), the network communication module (13) connect with the intelligent controlling device (10), for receiving the intelligent controlling device
(10) operating state data of the operating state data of the water pump uploaded and cooling water circulation device (8), and by the work of water pump
The operating state data of status data and cooling water circulation device (8) uploads to network or is sent to the cell-phone number of designated user
Code.
5. a kind of multifunctional amphibious silent pump according to claim 1, it is characterised in that: further include warning device
(14), the warning device (14) and the first temperature sensor (11), second temperature sensor (12) and intelligent controlling device
(10) it connects, the water temperature value for detecting in the first temperature sensor (11) is greater than predetermined water temperature value or second temperature sensor
(12) it detects and alarms when the temperature of cooling water circulation device (8) is greater than predetermined temperature value.
6. a kind of multifunctional amphibious silent pump according to claim 1, it is characterised in that: further include display device
(15), the display device (15) connect with intelligent controlling device (10), for showing water pump and cooling water circulation device (8)
Working condition.
7. a kind of multifunctional amphibious silent pump according to claim 1, it is characterised in that: further include information collection list
First (17), which is used to carry out data sampling to water pump pressure, and sampled data is transferred to intelligence
Control device (10)；It further include data processing unit (16), data processing unit (16) is connect with intelligent controlling device (10), number
Sampled data is handled according to processing unit (16), including pipeline judgement extremely and variation in water pressure judgement, analyses whether to need
Start pump working, pump startup works when real-time pressure is less than scheduled starting pressure value in water pump, and starting pressure value can be with
Setting is adjusted according to actual needs, or pumping interior real-time pressure can be from a stationary value in shorter unit time acute variation
Pump startup work.
8. a kind of multifunctional amphibious silent pump according to claim 1, it is characterised in that: the water hammer eliminating machine
(23) horizontal abutment is on water-logged base (27), and there are spacing for water hammer eliminating machine (23) and water inlet (4).
9. a kind of multifunctional amphibious silent pump according to claim 2, it is characterised in that: the water hammer eliminating machine
(23) include airbag body made of soft material (24), be filled with a certain amount of air in airbag body (24)；The air bag
It is connected on ontology (24) clinching (25), clinching (25) is used to airbag body (24) being positioned at water-logged base (27)；The gas
Capsule ontology (24) cross section is in circular ring shape or oval ring；There are two clinching (25) settings, is symmetrically laid in water-logged base (7)
On.
10. a kind of multifunctional amphibious silent pump according to claim 5, it is characterised in that: the airbag body
(24) air in flexible deformation compressing gasbag ontology (24) can be generated when by ambient pressure, using in airbag body (24)
Air pressed volume reduce characteristic absorption impact of water hammer gentle pressure mutation；The airbag body (24) fits in water-logged base
(27) on, wherein the area of airbag body (24) is the 1/3~1/4 of water-logged base (27) area；The airbag body (24) is to adopt
The shape made of soft plastic is in the soft bag of olive shape structure；The airbag body (24) is rounded, rectangular or ellipticity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910106663.4A CN109838388A (en) | 2019-02-02 | 2019-02-02 | A kind of multifunctional amphibious silent pump |
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| CN201910106663.4A CN109838388A (en) | 2019-02-02 | 2019-02-02 | A kind of multifunctional amphibious silent pump |
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| CN201910106663.4A Pending CN109838388A (en) | 2019-02-02 | 2019-02-02 | A kind of multifunctional amphibious silent pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112688486A (en) * | 2020-12-17 | 2021-04-20 | 武汉理工大学 | Motor cooling device based on vortex tube effect |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201763621U (en) * | 2010-09-26 | 2011-03-16 | 王延年 | Water cooling type self-priming water pump |
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