CN203297077U - Automatic control device for water pump - Google Patents
Automatic control device for water pump Download PDFInfo
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- CN203297077U CN203297077U CN2013202869239U CN201320286923U CN203297077U CN 203297077 U CN203297077 U CN 203297077U CN 2013202869239 U CN2013202869239 U CN 2013202869239U CN 201320286923 U CN201320286923 U CN 201320286923U CN 203297077 U CN203297077 U CN 203297077U
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- water pump
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Abstract
The utility model relates to an automatic control device for a water pump. The automatic control device comprises a housing. A water inlet and a water outlet are arranged on the housing. The interior of the housing is divided into two mutually separated containing chambers which are respectively an upper containing chamber and a lower containing chamber by a diaphragm. The lower containing chamber is communicated with the water inlet and the water outlet. Magnetic floats are arranged in the lower containing chamber. A corresponding magnetosensitive switch is arranged on the outer wall of the housing. A pressure adjustment device is arranged in the upper containing chamber and is connected with the diaphragm. The automatic control device is advantaged by being simple in structure, high in integration and little in occupied space and is simple and convenient to control. The protection function of water shortage and functions of automatically starting and stopping the water pump are fulfilled by advantage of a set of magnetic floats and the magnetosensitive switch. The diaphragm has the function of maintaining pressure of the water outlet. Meanwhile, the device is a non-contact type in that an electric control device and a test component are not contacted with water; and therefore the device is more reliable.
Description
Technical field
The utility model relates to a kind of pump control unit, belongs to water pump control technique field.
Background technique
At present automatic pump generally adopts rising pipe that pressure switch, flow switch, water source are set to establish water level detecting etc. and control the water pump start and stop.Directly adopt the pressure switch start and stop,, because pipeline can not be kept pressure, the frequent start-stop phenomenon occurs.Adopt for addressing this problem the way that increases compressed air cylinder at rising pipe, but this system architecture complex component is many, takes up room large.
The model utility content
The utility model main purpose is to address the above problem and is not enough, a kind of integrated height is provided, take up room little, control water pump automatic controller simply and easily.
For achieving the above object, the technical solution of the utility model is:
A kind of water pump automatic controller, comprise housing, be provided with water intake and water outlet on described housing, the inside of described housing is divided into two of up and down spaced apart from each other cavity volume by diaphragm, is respectively cavity volume and lower cavity volume, and described lower cavity volume is communicated with described water intake and water outlet, be provided with the magnetic float in described lower cavity volume, be provided with corresponding magnet-sensitive switch on the outer wall of described housing, be provided with pressure regulator in cavity volume on described, described pressure regulator is connected with described diaphragm.
Further, the partial shell of described lower cavity volume or whole housing are tubulose, and described magnetic float fluctuates in the tubular shell of described lower cavity volume, and described magnet-sensitive switch correspondence is arranged on the outer wall of tubular shell.
Further, in the form of a ring, described magnetic float coordinates with the tubular shell gap of described lower cavity volume described magnetic float.
Further, the housing of described lower cavity volume is funnel shape wide at the top and narrow at the bottom, and described diaphragm is positioned at the top of funnel.
Further, the initial position of described diaphragm is under the normal water supply operating mode, align conducting with described magnet-sensitive switch after described magnetic float floating, the maximum superior displacement of described diaphragm is set under improper water supply condition, disconnects with described magnet-sensitive switch dislocation after described magnetic float floating.
Further, arrange one on described diaphragm and be used for limiting described magnetic float floating limit structure highly.
Further, be provided with on the inwall of the tubular shell of described lower cavity volume be used to limiting the float downward spacing preiection of extreme lower position of described magnetic float.
Further, described water intake is arranged on the bottom of described lower cavity volume, and described water outlet is arranged on a side of described lower cavity volume.
Further, described pressure regulator comprises spring and pressure adjusting bolt, and an end of described spring is connected with described pressure adjusting bolt, and the other end of described spring is connected with described diaphragm.
Further, described pressure adjusting bolt is passed described housing and is fixed by locking nut.
Content to sum up, water pump automatic controller described in the utility model, simple in structure, integrated height, take up room little, controls simple and conveniently, with a cover magnetic float and magnet-sensitive switch, realized excessive low water level protection, water pump automatic start-stop function.The setting of diaphragm possesses the water outlet of keeping pressure functional, and simultaneously, this device is contactless, and electric controller, detection part all do not contact with water, and be more reliable.
Description of drawings
Fig. 1 is the structural representation of the utility model under the lack of water operating mode;
Fig. 2 is the structural representation of the utility model under the normal water supply operating mode;
Fig. 3 is that the utility model is at the structural representation that stops under water supply condition.
As shown in Figure 1 to Figure 3, housing 1, diaphragm 2, upper cavity volume 3, lower cavity volume 4, bolt 5, water intake 6, water outlet 7, magnetic float 8, magnet-sensitive switch 9, spacing preiection 10, limit structure 11, spring 12, pressure adjusting bolt 13, locking nut 14, base 15.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
As shown in Figure 1 to Figure 3, water pump automatic controller described in the utility model, comprise housing 1, in the inside of housing 1, by diaphragm 2, is divided into two of up and down spaced apart from each other cavity volume, is respectively cavity volume 3 and lower cavity volume 4, and diaphragm 2 is positioned at the top of lower cavity volume 4.
Be provided with water intake 6 and water outlet 7 on housing 1, water intake 6 is connected with the waterexit end of water pump (not shown) by water pipe, and water outlet 7 is connected with the water intake end of watering equipment by water pipe.In the present embodiment, water intake 6 and water outlet 7 are communicated with lower cavity volume 4, and water pump water out enters in lower cavity volume 4 by water intake 6, by flowing out and enter watering equipment from water outlet 7 again after lower cavity volume 4.In order to simplify overall structure, be beneficial to installation, reduce it and take up room, water intake 6 is arranged on the bottom of housing 1, namely is arranged on the bottom of lower cavity volume 4, and 7 of water outlets are arranged on the sidewall of housing 1 at lower cavity volume 4 tops.Simultaneously, water intake 6 is arranged on bottom, and the water in also being conducive to will install when not working all discharges.
Housing 1 corresponding upper cavity volume 3 and lower cavity volume 4 be corresponding two parts in up and down that are divided into also, and two-part housing 1 is fixedly connected with by bolt 5, and easy installation and removal is beneficial to each component that overhaul housing 1 inside.
It is all tubulose that the housing 1 of lower cavity volume 4 can adopt, and diaphragm 2 is arranged on the top of tubular shell, this kind structural type, and diaphragm 2 is less with the area of contact of water, and identical with the cross-section area of lower cavity volume 4, the minor variations of hydraulic pressure can cause moving up and down of diaphragm 2.So, in the present embodiment, the preferred employing of housing 1 funnel shape wide at the top and narrow at the bottom of lower cavity volume 4, diaphragm 2 is positioned at the top of funnel, the housing 1 of lower cavity volume 4 lower half portions is tubulose, it can adopt square tube type or adopt circular tube shaped, and the present embodiment preferably adopts circular tube shaped, and water intake 6 is positioned at the bottom of tubular shell 1.
At the interior magnetic float 8 that arranges of the tubular shell 1 of lower cavity volume 4 lower half portions, on the outer wall of the housing 1 of lower cavity volume 4, magnet-sensitive switch 9 is set, magnetic float 8 is along with rising or the decline of water level, enter or break away from the induction range of magnet-sensitive switch 9, namely with magnet-sensitive switch 9, align or stagger, and then realize the closed of magnet-sensitive switch 9 or disconnect.Magnet-sensitive switch 9 is connected with water pump, can connect water pump after its closure, and the water pump normal operation, supply water to watering equipment, and after it disconnected, water pump quit work, and stops supplying water to watering equipment.Magnet-sensitive switch 9 is arranged on the outer wall of housing 1,, for contactless, with water, does not directly contact, and uses safer reliable.
Be provided with on the inwall of the tubular shell 1 of lower cavity volume 4 for the float downward spacing preiection 10 of extreme lower position of restriction magnetic float 8, magnetic float 8 fluctuates between the diaphragm 2 at the spacing preiection 10 of bottom and top, instantly during cavity volume 4 interior lack of water, magnetic float 8 relies on gravity to drop to spacing preiection 10 positions of bottommost, while instantly in cavity volume 4, water being arranged, can rise under the buoyancy of water effect until the spacing position of diaphragm 2 is arrived on top.
In this enforcement, magnetic float 8 in the form of a ring, is made by magnetic material, and the centre of magnetic float 8 is used for current to be passed through, and its outer wall coordinates with the inwall gap of the tubular shell 1 of lower cavity volume 4, and assurance magnetic float 8 fluctuates and can not overturn to affect and responds in housing 1.
Arrange one and be used for restriction magnetic float 8 floatings limit structure 11 highly on the lower surface of diaphragm 2, limit structure 11 is the projections with certain altitude, while guaranteeing that magnetic float 8 moves to maximum height on along with diaphragm 2, can not deviate from from the top of the tubular portion of housing 1, the upper half part that namely can not make magnetic float 8 enter funnel fully causes the upset of magnetic float 8.
Be provided with pressure regulator in upper cavity volume 3, pressure regulator comprises spring 12 and pressure adjusting bolt 13, and the top of spring 12 is connected with the bottom of pressure adjusting bolt 13, and the bottom of spring 12 is connected with diaphragm 2.The funnel shape housing 1 wide at the top and narrow at the bottom of corresponding lower cavity volume 4, the housing 1 of upper half part is up-narrow and down-wide truncated cone shape.Pressure adjusting bolt 13 passes from the top of housing 1, with locking nut 14, is locked.
By rotary pressure adjusting bolt 13, add the initial length of upper spring 12, can limit the initial position of diaphragm 2, the initial position of diaphragm 2 is under the normal water supply operating mode, can align conducting with magnet-sensitive switch 9 after magnetic float 8 floatings, water pump normal operation this moment.By rotary pressure adjusting bolt 13, make when pressure of supply water fluctuates in normal scope, spring 12 can not be out of shape or not have larger distortion, and magnetic float 8 is all the time in the scope of magnet-sensitive switch 9 inductions, guarantee that magnet-sensitive switch 9 is on state, water pump continues to supply water.
Under improper water supply condition, as when watering equipment, closing, and water pump is also when working on, hydraulic pressure in lower cavity volume 4 can constantly rise, when hydraulic pressure surpassed normal water supply hydraulic pressure, spring 12 was compressed, and diaphragm 2 moves up thereupon, when hydraulic pressure reaches the setting pressure of maximum, move to the highest spacingly on diaphragm 2, this moment, the magnetic float 8 floated up to maximum height, with magnet-sensitive switch 9 dislocation, magnet-sensitive switch 9 disconnects, and water pump quits work.The corresponding elastic force of compression distance of spring 12 maximums is more than or equal to the setting pressure of this control gear maximum.
One base 15 with receiving cavity is set in the bottom of spring 12, and the bottom of spring 12 stretches in base 15, and base 15 contacts with diaphragm 2, avoids directly contact diaphragm 2 of spring 12.
Below describe the working procedure of this device in detail.
As shown in Figure 1, the working procedure under the lack of water operating mode:
When water source is in exsiccosis; the interior non-water flow mistake of lower cavity volume 4; magnetic float 8 drops to spacing preiection 10 places of housing 1 bottom under the effect of gravity; at this moment; magnetic float 8 and magnet-sensitive switch 9 dislocation, magnetic float 8 has broken away from the induction range of magnet-sensitive switch 9, and magnet-sensitive switch 9 is not closed; water pump is not worked, and plays the effect of excessive low water level protection.
As shown in Figure 2, the working procedure under the normal water supply operating mode:
When watering equipment is opened, in lower cavity volume 4, water is arranged, magnetic float 8 is in the upper position in lower cavity volume 4 and pushes up to diaphragm 2 limit structures 11 under the water floating function, and this moment, magnetic float 8 aligned conducting with magnet-sensitive switch 9, magnet-sensitive switch 9 closures, starting mode of pump also continues to supply water.
In this process, if when hydraulic pressure changes in the scope of normal water supply pressure, magnetic float 8 can rise to some extent thereupon or descend, as long as magnetic float 8 does not break away from the induction range of magnet-sensitive switch 9, magnet-sensitive switch 9 can be in closed state always, and water pump also can continue to supply water.
As shown in Figure 3, water supply stops the working procedure under operating mode:
When watering equipment is closed, also in the running, the hydraulic pressure in lower cavity volume 4 can constantly raise water pump, under the effect of hydraulic pressure, spring 12 is compressed, moves to the setting pressure position on diaphragm 2, at this moment, move on magnetic float 8 is also corresponding, when on move to certain altitude after, magnetic float 8 and outside magnet-sensitive switch 9 dislocation, magnet-sensitive switch 8 disconnects, water pump quits work, and no longer continues to supply water.While realizing that watering equipment is closed, water pump stops supplying water automatically.
As mentioned above, given scheme content, can derive similar technological scheme by reference to the accompanying drawings.In every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model,, to any simple modification, equivalent variations and modification that above embodiment does, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a water pump automatic controller, comprise housing, is provided with water intake and water outlet on described housing,
It is characterized in that: the inside of described housing is divided into two of up and down spaced apart from each other cavity volume by diaphragm, be respectively cavity volume and lower cavity volume, described lower cavity volume is communicated with described water intake and water outlet, be provided with the magnetic float in described lower cavity volume, be provided with corresponding magnet-sensitive switch on the outer wall of described housing, be provided with pressure regulator on described in cavity volume, described pressure regulator is connected with described diaphragm.
2. water pump automatic controller according to claim 1, is characterized in that: the part of described lower cavity volume
Housing or whole housing are tubulose, and described magnetic float fluctuates in the tubular shell of described lower cavity volume, and described magnet-sensitive switch correspondence is arranged on the outer wall of tubular shell.
3. water pump automatic controller according to claim 2, it is characterized in that: in the form of a ring, described magnetic float coordinates with the tubular shell gap of described lower cavity volume described magnetic float.
4. water pump automatic controller according to claim 2, is characterized in that: the housing of described lower cavity volume
For funnel shape wide at the top and narrow at the bottom, described diaphragm is positioned at the top of funnel.
5. water pump automatic controller according to claim 2, it is characterized in that: the initial position of described diaphragm is under the normal water supply operating mode, align conducting with described magnet-sensitive switch after described magnetic float floating, the maximum superior displacement of described diaphragm is set under improper water supply condition, disconnects with described magnet-sensitive switch dislocation after described magnetic float floating.
6. water pump automatic controller according to claim 2, is characterized in that: arrange one and be used for limiting described magnetic float floating limit structure highly on described diaphragm.
7. water pump automatic controller according to claim 2 is characterized in that: be provided with on the inwall of the tubular shell of described lower cavity volume be used to limiting the float downward spacing preiection of extreme lower position of described magnetic float.
8. water pump automatic controller according to claim 1, it is characterized in that: described water intake is arranged on the bottom of described lower cavity volume, and described water outlet is arranged on a side of described lower cavity volume.
9. according to claim 1-8 described water pump automatic controllers of any one, it is characterized in that: described pressure regulator comprises spring and pressure adjusting bolt, one end of described spring is connected with described pressure adjusting bolt, and the other end of described spring is connected with described diaphragm.
10. water pump automatic controller according to claim 9, it is characterized in that: described pressure adjusting bolt is passed described housing and is fixed by locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202869239U CN203297077U (en) | 2013-05-23 | 2013-05-23 | Automatic control device for water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202869239U CN203297077U (en) | 2013-05-23 | 2013-05-23 | Automatic control device for water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203297077U true CN203297077U (en) | 2013-11-20 |
Family
ID=49573089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202869239U Expired - Fee Related CN203297077U (en) | 2013-05-23 | 2013-05-23 | Automatic control device for water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203297077U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629096A (en) * | 2013-05-23 | 2014-03-12 | 南车青岛四方机车车辆股份有限公司 | Automatic water pump control device |
| CN104280093A (en) * | 2014-09-29 | 2015-01-14 | 北京控制工程研究所 | Space water tank fluid level indicator |
-
2013
- 2013-05-23 CN CN2013202869239U patent/CN203297077U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629096A (en) * | 2013-05-23 | 2014-03-12 | 南车青岛四方机车车辆股份有限公司 | Automatic water pump control device |
| CN103629096B (en) * | 2013-05-23 | 2016-09-07 | 中车青岛四方机车车辆股份有限公司 | Water pump automatic controller |
| CN104280093A (en) * | 2014-09-29 | 2015-01-14 | 北京控制工程研究所 | Space water tank fluid level indicator |
| CN104280093B (en) * | 2014-09-29 | 2017-08-29 | 北京控制工程研究所 | A kind of space high water tank indicator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Chengyang District of Qingdao city Jihongtan town Shandong city Qingdao province Jinhong road 266101 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20210523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |