CN207906049U - A kind of water shortage protector - Google Patents
A kind of water shortage protector Download PDFInfo
- Publication number
- CN207906049U CN207906049U CN201721918302.2U CN201721918302U CN207906049U CN 207906049 U CN207906049 U CN 207906049U CN 201721918302 U CN201721918302 U CN 201721918302U CN 207906049 U CN207906049 U CN 207906049U
- Authority
- CN
- China
- Prior art keywords
- water
- magnetic substance
- protector
- sense channel
- water inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to pump part technical field,More particularly to a kind of water shortage protector,It includes protector body,Magnetic substance and Hall switch,It is respectively equipped with water inlet in the protector body,Water outlet and sense channel,The water inlet is with water outlet in 90 ° of settings,The water inlet and sense channel are point-blank,The water inlet is made up of magnetic substance and blocks,The magnetic substance includes rectangular matrix,Magnet and spherical housing,It is inlayed on six faces of the rectangular matrix and is provided with magnet,Rectangular matrix is arranged in the inside of spherical housing,Magnetic substance can be moved back and forth in the inside of sense channel,Hall switch is installed at the top of sense channel,It is provided with arc-shaped concave on the protector body inner wall opposite with water outlet,It being capable of rapid feedback exsiccosis,Effectively improve the service life of safety and water pump that water pump uses.
Description
Technical field
The utility model belongs to pump part technical field, more particularly to a kind of water shortage protector.
Background technology
Water pump is the machinery for conveying liquid or liquid being made to be pressurized.It transmits the mechanical energy of prime mover or other external energies
To liquid, liquid energy is made to increase, is mainly used to convey liquid to include water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid gold
Belong to etc..During pump working, when the liquid in water pipe is taken out to the greatest extent, there are following harm：1. motor moving axis, impeller
Rotation is converted into mechanical energy and thermal energy by electronic, if the not overcurrent cooling of water, the thermal energy being converted cannot be by the cold of water
But take away, the heat of generation can cause that the packing seal of pump, mechanical seal temperature is excessively high and burns out, Bearing Temperature and burn
It is bad, the impeller of pump may also can be deformed since temperature is excessively high；2. water pump idle running is not played the role of conveying liquid, waste
Electric energy；3. water pump is in exsiccosis, water filling again is needed when reusing, it is troublesome in poeration；4. water pump idle running can cause violent
Vibrations, are likely to result in kneading surface damage.
Authorization Notice No. is that the Chinese utility model patent of 204312835 U of CN discloses a kind of pipeline float-ball type water shortage
Protective device, including stainless steel floating ball, DN32 casings and water inlet main pipeline, the stainless steel floating ball are connected with core bar, the heart
Dry-reed tube switch is installed, the core bar runs through DN32 casings, and the DN32 casings use the longevity through water inlet main pipeline in bar
Life is long, failure rate is extremely low, solves the problems, such as the failure of probe fouling long afterwards of electronic type liquid level relay, using water to floating ball
Buoyancy change floating ball position, then by other devices change water-shortage protection device working condition, to SEA LEVEL VARIATION and water
The variation for flowing impact force is insensitive, and the time in reaction time is long, cannot timely feedback exsiccosis.
Utility model content
The utility model to solve the above-mentioned problems, provides a kind of water shortage protector, can rapid feedback exsiccosis,
Effectively improve the service life of safety and water pump that water pump uses.
The utility model used following technical scheme is realized：
A kind of water shortage protector, including protector body, magnetic substance and Hall switch are set respectively in the protector body
There are water inlet, water outlet and sense channel, with water outlet in 90 ° of settings, the water inlet exists the water inlet with sense channel
On straight line, the water inlet is made up of magnetic substance and blocks, and the magnetic substance includes outside rectangular matrix, magnet and spherical shape
Shell is inlayed on six faces of the rectangular matrix and is provided with magnet, and rectangular matrix is arranged in the inside of spherical housing, and magnetic substance can
It is moved back and forth in the inside of sense channel, Hall switch, the protector body and water outlet is installed at the top of sense channel
It is provided with arc-shaped concave on opposite inner wall.
Preferably, several limited blocks, the rectangular matrix limitation are fixedly installed on the inner surface of the spherical housing
In limited block.
Preferably, the magnet be embedded in rectangular matrix a face magnetic pole it is identical.
Preferably, the diameter of the spherical housing is more than the internal diameter of water outlet.
Preferably, the spherical housing is made of Hastelloy.
The utility model has the beneficial effects that：
1. the device of a kind of water shortage protector, sensed water level includes magnetic substance and Hall switch, magnetic substance can detect
The vertical direction of channel interior moves back and forth, and is changed using water impact magnetic substance instead of common floating ball using magnetic substance
The distance between magnetic substance and Hall switch are swift in response to water flow impact pressure variation, can quickly identify exsiccosis, carry
The response speed to water flow impact pressure variation of high water shortage protector simplifies water level detecting signal relative to common floating ball
Transmittance process promotes the stability that water shortage protector uses, and transmission speed of the water shortage protector to signal is improved, to the guarantor of water pump
It is good to protect effect.
2. a kind of water shortage protector, for water inlet with water outlet in 90 ° of settings, magnetic substance covers water inlet, protector body
Arc-shaped concave is provided on the inner wall opposite with water outlet, the diameter of arc-shaped concave is identical as the diameter of water outlet, can ensure
Pressure of the magnetic substance by water impact on water outlet straight line is equal, ensures that vertical direction of the magnetic substance inside sense channel comes
Dynamic stability is backhauled, the response speed of water shortage protector changed to water flow impact pressure is improved, improves to water level detecting knot
The reliability of fruit.
3. a kind of water shortage protector, there is magnetic substance hollow-core construction to be alleviated on the whole relative to solid magnetic substance
The weight of magnetic substance improves the sensibility that magnetic substance changes water flow impact pressure, improves water shortage protector feedback water level shape
The speed of state ensure that reliability of the water shortage protector to water level detecting result.
4. a kind of water shortage protector, rectangular matrix is limited the inside that block is fixed on magnetic substance, both alleviates on the whole
The weight of magnetic substance improves the sensibility that magnetic substance changes water flow impact pressure, improves water shortage protector to water impact
The reaction speed of power variation, in turn ensures the stabilization that magnetic substance acts on Hall switch, improves water shortage protector and is examined to water level
The reliability of survey.
5. a kind of water shortage protector, the diameter of water outlet is less than the diameter of spherical housing, magnetic substance can be prevented by flow
Wash from protector body.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the water shortage protector of the utility model.
Fig. 2 is the sectional view of the magnetic substance of the utility model.
In figure, 1, protector body；11, water inlet；12, water outlet；13, sense channel；14, arc-shaped concave；2, magnetic
Body；21, rectangular matrix；22, magnet；23, spherical housing；231, limited block；3, Hall switch.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete
Ground describes.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, institute that those of ordinary skill in the art are obtained without creative efforts
There is other embodiment, shall fall within the protection scope of the present invention.
As shown in Figure 1 and Figure 2, a kind of water shortage protector, including protector body 1, magnetic substance 2 and Hall switch 3, it is described
Water inlet 11, water outlet 12 and sense channel 13 are respectively equipped in protector body 1, the water inlet 11 is in water outlet 12
90 ° of settings, point-blank with sense channel 13, the water inlet 11 is made up of magnetic substance 2 and blocks the water inlet 11,
The magnetic substance 2 includes rectangular matrix 21, magnet 22 and spherical housing 23, inlays setting on six faces of the rectangular matrix 21
There are magnet 22, rectangular matrix 21 to be arranged in the inside of spherical housing 23, magnetic substance 2 can back and forth be transported in the inside of sense channel 13
Dynamic, the top of sense channel 13 is equipped with Hall switch 3, on the face opposite with water outlet 12 of the inside of the protector body 1
There are one arc-shaped concaves 14 for setting.
Magnetic substance 2 can be moved back and forth in the vertical direction inside sense channel 13, using water impact magnetic substance 2, be changed
The distance between magnetic substance 2 and Hall switch 3, are swift in response to water flow impact pressure variation, can quickly identify water shortage shape
State improves the response speed of water shortage protector changed to water flow impact pressure, and magnetism is touched using buoyancy relative to common floating ball
Intermediate, then by the working condition of magnetic intermediate change Hall switch 3, which simplifies water level detecting signal
Transmittance process, promote the stability that uses of water shortage protector, transmission speed of the water shortage protector to signal improved, to water pump
Protecting effect is good.
Existing magnetic substance 2 is all made of magnetic material, and overall weight is big, and using effect is bad, and concrete analysis is such as
Under：
A. flow is difficult to rush spherical magnetic substance 2；B. when the output power of voltage instability timing water pump can change, ball
The magnetic substance 2 of shape is easy to close the water inlet 11 of water shortage protector under gravity, even if being full of water, Hall in pipeline
Switch 3 can also send out false command, make water pump cisco unity malfunction.
There is magnetic substance 2 hollow-core construction to alleviate the weight of magnetic substance 2 on the whole compared with the existing technology, improve
The sensibility that magnetic substance 2 changes water flow impact pressure improves the speed of water shortage protector feedback water position status, ensure that water shortage
Protector ensure that water pump works normally to the reliability of water level detecting result.
Since water inlet 11 and water outlet 12 are in 90 ° of settings, magnetic substance 2 covers water inlet 11, protector body 1 and water outlet
It is provided with arc-shaped concave 14 on 12 opposite inner walls of mouth, the diameter of arc-shaped concave 14 is identical as the diameter of water outlet 12, Neng Goubao
Pressure of the card magnetic substance 2 by water impact on 12 straight line of water outlet is equal, ensures that magnetic substance 2 is perpendicular inside sense channel 13
Histogram improves the response speed of water shortage protector changed to water flow impact pressure, improves to water to the stability moved back and forth
The reliability of position testing result.
Further, several limited blocks 231, the rectangular base are fixedly installed on the inner surface of the spherical housing 23
Body 21 is limited in limited block 231, be ensure that the stabilization that magnetic substance 2 acts on Hall switch 3, is improved water shortage protector pair
The reliability of water level detecting.
Further, the magnet 22 be embedded in rectangular matrix 21 a face magnetic pole it is identical, no matter how magnetic substance 2 turns over
Turn, magnetic substance 2 can keep essentially identical to the active force of Hall switch 3, and water shortage protector is accurate to the detection of SEA LEVEL VARIATION
Reliably.
Further, the diameter of the spherical housing 23 is more than the internal diameter of water outlet 12, and magnetic substance 2 can be prevented by flow
Wash from protector body 1.
Further, the spherical housing 23 is made of Hastelloy, is unlikely to deform, and has good corrosion resistance and heat
Stability.
Claims (5)
1. a kind of water shortage protector, including protector body (1), magnetic substance (2) and Hall switch (3), it is characterised in that：It is described
Be respectively equipped with water inlet (11), water outlet (12) and sense channel (13) in protector body (1), the water inlet (11) with go out
The mouth of a river (12) is in 90 ° of settings, and point-blank with sense channel (13), the water inlet (11) passes through the water inlet (11)
Magnetic substance (2), which is constituted, to be blocked, and the magnetic substance (2) includes rectangular matrix (21), magnet (22) and spherical housing (23), the side
It is inlayed on six faces of shape matrix (21) and is provided with magnet (22), rectangular matrix (21) is arranged in the inside of spherical housing (23),
Magnetic substance (2) can be moved back and forth in the inside of sense channel (13), and Hall switch (3) is equipped at the top of sense channel (13),
It is provided with arc-shaped concave (14) on the protector body (1) and the opposite inner wall of water outlet (12).
2. water shortage protector according to claim 1, it is characterised in that：It is fixed on the inner surface of the spherical housing (23)
Several limited blocks (231) are provided with, the rectangular matrix (21) is limited in limited block (231).
3. water shortage protector according to claim 1, it is characterised in that：The magnet (22) is embedded in rectangular matrix (21)
A face magnetic pole it is identical.
4. water shortage protector according to claim 1, it is characterised in that：The diameter of the spherical housing (23) is more than water outlet
The internal diameter of mouth (12).
5. water shortage protector according to claim 1, it is characterised in that：The spherical housing (23) is by Hastelloy system
At.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721918302.2U CN207906049U (en) | 2017-12-29 | 2017-12-29 | A kind of water shortage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721918302.2U CN207906049U (en) | 2017-12-29 | 2017-12-29 | A kind of water shortage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207906049U true CN207906049U (en) | 2018-09-25 |
Family
ID=63565970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721918302.2U Expired - Fee Related CN207906049U (en) | 2017-12-29 | 2017-12-29 | A kind of water shortage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207906049U (en) |
-
2017
- 2017-12-29 CN CN201721918302.2U patent/CN207906049U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20211229 |