CN206329505U - A kind of booster pump - Google Patents
A kind of booster pump Download PDFInfo
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- CN206329505U CN206329505U CN201621403172.4U CN201621403172U CN206329505U CN 206329505 U CN206329505 U CN 206329505U CN 201621403172 U CN201621403172 U CN 201621403172U CN 206329505 U CN206329505 U CN 206329505U
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- liquid level
- level sensing
- resistance
- booster pump
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Abstract
The utility model discloses a kind of booster pump, its drip irrigation device is to include housing, motor and suction chamber, impeller is provided with housing, the output shaft of motor, which is extend into housing, to be connected on impeller, liquid level detection device is provided with suction chamber, liquid level detection device includes：Level sensing portion, it, which is arranged on the inwall of suction chamber, is used to detect the situation of liquid level to export corresponding level sensing value；Liquid level comparing section, level sensing value is compared with default a reference value, and corresponding level sensing signal is exported according to comparative result；On-off circuit, receives level sensing signal, and export corresponding switching signal；Relay, its normally opened contact is serially connected on the current supply circuit of motor, and its coil is coupled to on-off circuit in response to switching signal to control the break-make of its normally opened contact；When motor can be activated, the retaining in suction chamber is sufficient, and the damage of the parts such as impeller is prevented to a certain extent, so as to improve the service life of booster pump to a certain extent.
Description
Technical field
The utility model is related to water pump field, more particularly to a kind of booster pump.
Background technology
Booster pump, its purposes is mainly used in the not enough pressurization of apartment the superiors hydraulic pressure, solar energy Automatic-boosting, water heater increasing
Pressure use etc..
The main operational principle of booster pump is first will be hydraulically full in booster pump, then starts centrifugal pump, impeller quickly turns
Dynamic, the blade of impeller drives liquid to rotate, by inertia to impeller outer edge diffluence when liquid is rotated, while impeller is inhaled from suction chamber
Enter liquid, in this course, the liquid in impeller streams blade, the lift of liquid effects one is in blade in motion is streamed, instead
The blade that comes over acts on liquid with a power equal in magnitude, in opposite direction with this lift, and this power is done work to liquid, makes liquid
Obtain energy and flow out impeller, at this moment the kinetic energy of liquid increases with pressure energy.
Staff, if the water level added water is less than paddle wheel plane or center line, now connects during to pump water adding
Power supply, easily causes the damage of the parts such as impeller, reduces the service life of the booster pump, therefore there are certain improvements.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of booster pump, is increased with improving
The characteristics of press pump service life.
Above-mentioned technical purpose of the present utility model technical scheme is that：
Impeller is provided with a kind of booster pump, including housing, the motor and suction chamber that are connected to housing, the housing, it is described
The output shaft of motor, which is extend into housing, to be connected on impeller, and liquid level detection device, the liquid level are provided with the suction chamber
Detection means includes：
Level sensing portion, it, which is arranged on the inwall of suction chamber, is used to detect the situation of liquid level to export corresponding liquid level inspection
Measured value；
Liquid level comparing section, it is coupled to level sensing portion to receive liquid level detected value, and by level sensing value with it is default
A reference value is compared, to export corresponding level sensing signal according to comparative result；
On-off circuit, it is coupled to liquid level comparing section to receive level sensing signal, and exports corresponding switching signal；
Relay, its normally opened contact is serially connected on the current supply circuit of motor, and its coil is coupled to on-off circuit to receive out
OFF signal and in response to switching signal to control the break-make of its normally opened contact.
By above-mentioned technical proposal, the detection in real time of level sensing portion is added to the height of liquid level of retaining in suction chamber, is inhaling
When the retaining for entering interior is higher than paddle wheel plane or center line, on-off circuit control relay action so that relay turns on motor
Current supply circuit so that motor can be activated, and pass through such a mode so that when motor can be activated, and the retaining in suction chamber is
Sufficient, the damage of the parts such as impeller is prevented to a certain extent, so as to improve the use longevity of booster pump to a certain extent
Life；And during later stage use, if retaining is not enough in suction chamber, accordingly make it that motor can not start, to prevent motor
Idle running.
It is preferred that, the level sensing portion includes two fixed blocks for presenting lower bit distribution and two ends are connected to
The fix bar of fixed block, the fix bar is set in hollow, and hollow buoyancy ring, the buoyancy ring are socketed with the fix bar
Internal ring wall on be fixed with the tongue tube for being connected with and coordinating with magnet on magnet, the inwall of the fix bar, tongue tube electricity
It is connected to liquid level comparing section.
By above-mentioned technical proposal, when adding water toward suction chamber is interior, hollow buoyancy ring has certain buoyancy, can float
On the water surface, so that more with the water of addition, buoyancy ring will rise in fix bar, until the retaining in suction chamber is enough
Many so that buoyancy ring rises to extreme higher position and stopped by fixed block, tongue tube is arranged on fix bar close to upper fixed block one
Side, now, the magnet in buoyancy ring will trigger tongue tube and start so that motor can be activated.
It is preferred that, foam beads are filled with the buoyancy ring.
By above-mentioned technical proposal, foam beads can effectively improve the buoyancy of buoyancy ring, and the retaining in suction chamber is because of leaf
When wheel is rotated and shaken so that the top that buoyancy ring can have higher buoyancy all the time and be attached to retainer ring is contradicted in fixation
To trigger tongue tube all the time on block.
It is preferred that, the liquid level comparing section includes：
Comparator, its in-phase end is coupled to tongue tube；
Second resistance, its one end is coupled to voltage vcc, and its other end is coupled to the end of oppisite phase of comparator；
Variable resistance, its one end is coupled on the tie point between second resistance and comparator end of oppisite phase, its other end
Ground connection；
3rd resistor, its one end is coupled to the output end of comparator, and its other end is coupled to the input of on-off circuit.
By above-mentioned technical proposal, comparator is used for monitoring tongue tube in real time to be triggered either with or without by magnet, to improve detection
Precision, and circuit structure is simple, be easily achieved.
It is preferred that, the on-off circuit includes：
4th resistance, its one end is coupled to the other end of 3rd resistor；
5th resistance, its one end is coupled to the other end of the 4th resistance, its other end ground connection；
NPN type triode, its base stage is coupled on the tie point between the 4th resistance and the 5th resistance, the coupling of its colelctor electrode
Voltage vcc is connected after to the coil of relay, its grounded emitter.
By above-mentioned technical proposal, triode is used as switching tube, is quick on the draw so that the structure of on-off circuit is more
Simply, it is easily achieved, is easy to the maintenance and maintenance in later stage.
It is preferred that, the coil two ends of the relay are parallel with light emitting diode.
By above-mentioned technical proposal, when magnet triggers reed switch conduction, accordingly conducting is luminous for light emitting diode, to give
Staff indicates.
In summary, the utility model having the beneficial effect that in contrast to prior art：
When motor can be activated, the retaining in suction chamber is sufficient, and the parts such as impeller are prevented to a certain extent
Damage, so as to improve the service life of booster pump to a certain extent.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is the side view of embodiment；
Fig. 3 is the enlarged diagram in A portions in Fig. 2；
Fig. 4 is the circuit diagram of level sensing portion and liquid level comparing section；
Fig. 5 is the circuit diagram of on-off circuit.
Reference：1st, housing；2nd, suction chamber；3rd, motor；4th, water inlet；5th, water filling port；6th, delivery port；7th, plug screw；8、
Pressure maintaining tank；91st, level sensing portion；910th, fixed block；911st, fix bar；912nd, buoyancy ring；913rd, magnet；914th, tongue tube；
915th, foam beads；92nd, liquid level comparing section；93rd, on-off circuit.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of booster pump, including housing 1, the motor 3 and suction chamber 2 that are connected to housing 1, set in housing 1
There is impeller, the output shaft of motor 3, which is extend into housing 1, to be connected on impeller, the side wall of suction chamber 2 is provided with water inlet 4, suck
The top of room 2 is provided with water filling port 5 and delivery port 6, water filling port 5 and is threaded with plug screw 7, on the side wall of the suction chamber 2 also
It is connected with pressure maintaining tank 8.
With reference to shown in Fig. 2, Fig. 4 and Fig. 5, liquid level detection device, liquid level detection device bag are additionally provided with the suction chamber 2
Include：Level sensing portion 91, it, which is arranged on the inwall of suction chamber 2, is used to detect the situation of liquid level to export corresponding level sensing
Value；Liquid level comparing section 92, it is coupled to level sensing portion 91 to receive liquid level detected value, and by level sensing value and default base
Quasi- value is compared, to export corresponding level sensing signal according to comparative result；On-off circuit 93, it is coupled to liquid level and compared
Portion 92 exports corresponding switching signal to receive level sensing signal；Relay KM1, its normally opened contact is serially connected in motor 3
On current supply circuit, its coil be coupled to on-off circuit 93 with receive switching signal and in response to switching signal with control its it is normally opened touch
The break-make of point.
With reference to shown in Fig. 2 and Fig. 3, level sensing portion 91 is arranged on the medium position of suction chamber 2, and level sensing portion 91 includes
Two present lower bit distribution fixed block 910 and two ends be connected to the fix bar 911 of fixed block 910, fix bar 911
Set in hollow, be socketed with fix bar 911 on hollow buoyancy ring 912, the internal ring wall of buoyancy ring 912 and be fixed with magnet 913,
The tongue tube 914 coordinated with magnet 913 is connected with the inwall of fix bar 911, tongue tube 914 sets fix bar 911 close to upper
One end of square fixed block 910, tongue tube 914 is electrically connected to liquid level comparing section 92.
Wherein, the present embodiment buoyancy ring 912, fix bar 911 use plastic material, and the buoyancy ring 912 of plastic material has
There is floatage energy to rise with water level, foam beads 915 are filled with buoyancy ring 912, foam beads 915 are in buoyancy ring 912
With certain porosity, it is not compacted, so that foam beads 915 further increase the buoyancy of buoyancy ring 912.Also,
The fix bar 911 of plastic material does not possess magnetic so that the buoyancy ring 912 with magnet 913 will not be adsorbed in fix bar 911
And move up and down difficulty.
As shown in figure 4, liquid level comparing section 92 includes：Comparator N1, its in-phase end is coupled to tongue tube 914；Second resistance
R2, its one end is coupled to voltage vcc, and its other end is coupled to comparator N1 end of oppisite phase；Variable resistance RP2, its one end coupling
It is connected on the tie point between second resistance R2 and comparator N1 end of oppisite phase, its other end ground connection；3rd resistor R3, its one end coupling
Comparator N1 output end is connected to, its other end is coupled to the input of on-off circuit 93.
As shown in figure 5, on-off circuit 93 includes：4th resistance R4, its one end is coupled to the 3rd resistor R3 other end；The
Five resistance R5, its one end is coupled to the 4th resistance R4 other end, its other end ground connection；NPN type triode Q1, the coupling of its base stage
On tie point between the 4th resistance R4 and the 5th resistance R5, its colelctor electrode, which is coupled to after relay KM1 coil, connects electricity
Press Vcc, its grounded emitter.
Relay KM1 coil two ends are parallel with LED 1.
The course of work：
Open suction chamber 2 plug screw 7, toward suction chamber 2 in add water, with the rising of water level, buoyancy ring 912 swims in the water surface
It is upper and it is corresponding be in floating state in fix bar 911, the retaining in suction chamber 2 cover impeller, lower section fixed block 910 with
And top fixed block 910 when, buoyancy ring 912 no longer rises the lower surface for contradicting fixed block 910 up, now,
Magnet 913 in buoyancy ring 912 starts tongue tube 914 is triggered so that the level sensing value that comparator N1 in-phase ends are obtained is big
In default a reference value, the level sensing signal of comparator N1 output end output high level to triode Q1 base stage, three poles
Pipe Q1 is turned on, and control relay KM1 coil obtains electric, and relay KM1 coil is inhaled with its normally opened contact to turn on the confession of motor 3
Electrical circuit so that motor 3 can be activated；Accordingly, when triode Q1 is turned on, LED 1 obtains electroluminescence, gives
Staff's visual indication；
Conversely, the reservoir storage in suction chamber 2 starts motor 3 when not enough, the idle running of motor 3 will be caused easily to cause the machines such as impeller
Part heating is damaged, and now buoyancy ring 912 declines, and magnet 913 does not trigger tongue tube 914 so that comparator N1 outputs are low level
Level sensing signal is to triode Q1 base stage, and triode Q1 cut-offs, relay KM1 must not be electric so that motor 3 can not be opened
It is dynamic.
The above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, protection domain of the present utility model is determined by appended claim.
Claims (6)
1. in a kind of booster pump, including housing (1), the motor (3) and suction chamber (2) that are connected to housing (1), the housing (1)
Provided with impeller, the output shaft of the motor (3), which is extend into housing (1), to be connected on impeller, it is characterized in that：The suction chamber
(2) liquid level detection device is provided with, the liquid level detection device includes：
Level sensing portion (91), it, which is arranged on the inwall of suction chamber (2), is used to detect the situation of liquid level to export corresponding liquid
Position detected value；
Liquid level comparing section (92), it is coupled to level sensing portion (91) to receive liquid level detected value, and by level sensing value and in advance
If a reference value be compared, to export corresponding level sensing signal according to comparative result；
On-off circuit (93), it is coupled to liquid level comparing section (92) to receive level sensing signal, and exports corresponding switch letter
Number；
Relay, its normally opened contact is serially connected on the current supply circuit of motor (3), and its coil is coupled to on-off circuit (93) to receive
Switching signal and in response to switching signal to control the break-make of its normally opened contact.
2. a kind of booster pump according to claim 1, it is characterized in that：The level sensing portion (91) including two be in above and below
The fixed block (910) of bit distribution and two ends are connected to the fix bar (911) of fixed block (910), the fix bar
(911) set in hollow, be socketed with hollow buoyancy ring (912) on the fix bar (911), the buoyancy ring (912) it is interior
The tongue tube for being connected with and coordinating with magnet (913) on magnet (913), the inwall of the fix bar (911) is fixed with ring wall
(914), the tongue tube (914) is electrically connected to liquid level comparing section (92).
3. a kind of booster pump according to claim 2, it is characterized in that：Foam beads are filled with the buoyancy ring (912)
(915)。
4. a kind of booster pump according to claim 2, it is characterized in that：The liquid level comparing section (92) includes：
Comparator, its in-phase end is coupled to tongue tube (914)；
Second resistance, its one end is coupled to voltage vcc, and its other end is coupled to the end of oppisite phase of comparator；
Variable resistance, its one end is coupled on the tie point between second resistance and comparator end of oppisite phase, its other end ground connection；
3rd resistor, its one end is coupled to the output end of comparator, and its other end is coupled to the input of on-off circuit (93).
5. a kind of booster pump according to claim 4, it is characterized in that：The on-off circuit (93) includes：
4th resistance, its one end is coupled to the other end of 3rd resistor；
5th resistance, its one end is coupled to the other end of the 4th resistance, its other end ground connection；
NPN type triode, its base stage is coupled on the tie point between the 4th resistance and the 5th resistance, its colelctor electrode be coupled to after
Voltage vcc is connected after the coil of electrical equipment, its grounded emitter.
6. a kind of booster pump according to claim 1, it is characterized in that：The coil two ends of the relay are parallel with luminous two
Pole pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403172.4U CN206329505U (en) | 2016-12-20 | 2016-12-20 | A kind of booster pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403172.4U CN206329505U (en) | 2016-12-20 | 2016-12-20 | A kind of booster pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206329505U true CN206329505U (en) | 2017-07-14 |
Family
ID=59290075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621403172.4U Active CN206329505U (en) | 2016-12-20 | 2016-12-20 | A kind of booster pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206329505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109426171A (en) * | 2017-09-04 | 2019-03-05 | 卓尔悦欧洲控股有限公司 | Control method, smoke grenade component and the electronic cigarette of electronic cigarette |
-
2016
- 2016-12-20 CN CN201621403172.4U patent/CN206329505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109426171A (en) * | 2017-09-04 | 2019-03-05 | 卓尔悦欧洲控股有限公司 | Control method, smoke grenade component and the electronic cigarette of electronic cigarette |
| CN109426171B (en) * | 2017-09-04 | 2021-10-15 | 卓尔悦欧洲控股有限公司 | Control method of electronic cigarette, cigarette cartridge assembly and electronic cigarette |
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