CN102678505B - Automatic well pump - Google Patents
Automatic well pump Download PDFInfo
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- CN102678505B CN102678505B CN201210160574.6A CN201210160574A CN102678505B CN 102678505 B CN102678505 B CN 102678505B CN 201210160574 A CN201210160574 A CN 201210160574A CN 102678505 B CN102678505 B CN 102678505B
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- solenoid valve
- water outlet
- sensitive switch
- shell
- chamber
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Abstract
The invention belongs to the technical field of water pumps, and in particular discloses an automatic well pump. The lower part of a shell with a hollow structure is provided with a water inlet end; a motor is arranged in an inner cavity of the shell; an electric control box with a water outlet is arranged in the shell and is fixedly connected to the upper part of the shell; and the electric control box has the specific structure that the bottom of the shell is provided with a water outlet joint communicated with the water inlet end; a micro switch mounting cavity and a solenoid valve mounting cavity which are independent of each other are formed in the shell; a micro switch is arranged in the micro switch mounting cavity; a solenoid valve is arranged in the solenoid valve mounting cavity; a channel which is respectively communicated with the micro switch mounting cavity and the solenoid valve mounting cavity is formed on the water outlet joint; the micro switch is arranged on a circuit board and can move up and down along a limiting slideway on the circuit board to control the on/off of the motor; the solenoid valve mounting cavity is connected with the water outlet; and a switch of the solenoid valve controls communication or closure of the water outlet and the water inlet end. The automatic well pump is suitable for irrigation, pumping and other occasions.
Description
Technical field:
The invention belongs to pump technology field, refer in particular to a kind of well pump automatically.
Background technique:
Well pump is to slip into the water pump drawing water in well.The well pump using at present does not possess the function that automatic control motor starts or stops.Running in well in anhydrous situation, as long as energising, motor does not just quit work or frequent starting, causes motor short working life, affects the usability of well pump, and safety coefficient is low.
Summary of the invention:
The automatic well pump that the object of this invention is to provide a kind of compact structure, stable performance, can automatic control motor starts or stops.
The present invention is achieved in that
A kind of well pump automatically, the bottom of the shell of hollow structure is provided with feed-water end, inner chamber is provided with motor, electric control box setting with water outlet in the enclosure and be connected in the top of shell, the concrete structure of described electric control box is: the bottom of housing is provided with the water outlet joint being communicated with feed-water end, in housing, be provided with separate sensitive switch chamber and solenoid valve installation chamber are installed, it is indoor that sensitive switch is arranged on sensitive switch installation cavity, it is indoor that solenoid valve is arranged on solenoid valve installation cavity, on water outlet joint, be provided with the passage that is communicated with respectively sensitive switch installation chamber and solenoid valve installation chamber, sensitive switch is arranged on circuit board, sensitive switch can move up and down the start and stop of controlling motor along the spacing slideway on circuit board, solenoid valve is installed chamber and is connected water outlet, the switch control water outlet of solenoid valve and being communicated with or sealing of feed-water end.
Above-mentioned solenoid valve is installed the cylindrical body that chamber is the hollow that is communicated with water outlet, the upper diameter of hollow circular cylinder is greater than lower diameter, step surface between top and bottom forms valve seat, the spool of solenoid valve is arranged on valve seat, the top that connects the valve rod of spool is provided with stem guiding frame, on valve rod between stem guiding frame and spool, be arranged with spring, described water outlet is arranged on the top of stem guiding frame.
Above-mentioned water outlet is fixed in the upper plane of shell by water outlet pressing plate.
The upper end of the upper cover of above-mentioned sensitive switch is arranged in the indoor sensitive switch installation position of sensitive switch installation cavity, it is indoor that circuit board is arranged on sensitive switch installation cavity outside solenoid valve fitting seat, on circuit board, be provided with spacing slideway, the both sides of sensitive switch upper cover are provided with the guide rod that can move up and down along spacing slideway.
The upper plane of the bottom of above-mentioned water outlet joint is connected with the bottom plane on top by attachment post, between on the lower plane of bottom, be provided with the passage of sensitive switch installation chamber in direct connection, the top that the water outlet joint of chamber is installed corresponding to solenoid valve is provided with solenoid valve installation chamber mounting hole, the bottom that solenoid valve is installed chamber is arranged in solenoid valve installation chamber mounting hole, the top of described water outlet joint is arranged in electric control box housing, the external diameter of water outlet joint bottom is less than the internal diameter of the shell of hollow structure, between the outer cylinder of the inwall of shell and water outlet joint bottom, be formed with solenoid valve the passage that chamber is communicated with is installed.
The bottom of above-mentioned shell is provided with feed-water end: the bottom at shell is provided with base, is provided with the water intake that is communicated with shell inner cavity on base.
The advantage that the present invention gives prominence to is compared to existing technology:
1, the present invention is coordinated and is prevented motor frequent starting by sensitive switch and solenoid valve, has improved the working life of motor;
2, the present invention, anhydrous or can automatically close down motor in the situation that flow is less than 150ml/min, prevents water pump idle running;
3, compact structure of the present invention, good stability.
Brief description of the drawings:
Fig. 1 is schematic perspective view of the present invention;
Fig. 2 is one of schematic diagram of electric control box of the present invention;
Fig. 3 be electric control box of the present invention schematic diagram two;
Fig. 4 is the schematic diagram of the housing of electric control box of the present invention;
Fig. 5 is the schematic diagram of the housing of electric control box of the present invention while removing;
Fig. 6 is the plan view of electric control box of the present invention;
Fig. 7 is the A-A sectional view of Fig. 6.
Embodiment:
With specific embodiment, the invention will be further described below, referring to Fig. 1-7:
A kind of well pump automatically, the bottom of the shell 1 of hollow structure is provided with feed-water end 12, inner chamber is provided with motor, electric control box 2 with water outlet is arranged in shell 1 and is connected in the top of shell 1, the concrete structure of described electric control box 2 is: the bottom of housing 3 is provided with the water outlet joint 4 being communicated with feed-water end, in housing 3, be provided with separate sensitive switch chamber 5 and solenoid valve installation chamber 6 are installed, sensitive switch 7 is arranged on sensitive switch and installs in chamber 5, solenoid valve 8 is arranged on solenoid valve and installs in chamber 6, on water outlet joint 4, be provided with the passage that is communicated with respectively sensitive switch installation chamber 5 and solenoid valve installation chamber 6, sensitive switch 7 is arranged on circuit board 9, sensitive switch 7 can move up and down the start and stop of controlling motor along the spacing slideway 10 on circuit board 9, solenoid valve is installed chamber 6 and is connected water outlet 11, the switch control water outlet 11 of solenoid valve 8 and being communicated with or sealing of feed-water end 12.The open and close of solenoid valve 8 are controlled by the hydraulic pressure size in the pump housing.
Above-mentioned solenoid valve is installed the cylindrical body that chamber 6 is the hollow that is communicated with water outlet 11, top 13 diameters of hollow circular cylinder are greater than bottom 14 diameters, step surface between top 13 and bottom 14 forms valve seat 15, the spool 16 of solenoid valve 8 is arranged on valve seat 15, the top that connects the valve rod 17 of spool 16 is provided with stem guiding frame 18, on valve rod 17 between stem guiding frame 18 and spool 16, be arranged with spring 19, described water outlet 11 is arranged on the top of stem guiding frame 18.
Above-mentioned water outlet 11 is fixed in the upper plane of shell 1 by water outlet pressing plate 20.
The upper end of the upper cover 21 of above-mentioned sensitive switch 7 is arranged on sensitive switch and installs in the sensitive switch installation position 22 in chamber 5, the sensitive switch that circuit board 9 is arranged on outside solenoid valve fitting seat 6 is installed in chamber 5, on circuit board 9, be provided with spacing slideway 10, the both sides of sensitive switch 7 upper covers are provided with the guide rod 23 that can move up and down along spacing slideway 10.
The upper plane of the bottom 24 of above-mentioned water outlet joint 4 is connected with the bottom plane on top 26 by attachment post 25, on the lower plane of bottom 24, be provided with direct connection sensitive switch the passage 27 of chamber 5 is installed, the top 26 that the water outlet joint 4 of chamber 6 is installed corresponding to solenoid valve is provided with solenoid valve installation chamber mounting hole 28, the bottom that solenoid valve is installed chamber 6 is arranged in solenoid valve installation chamber mounting hole 28, the top 26 of described water outlet joint 4 is arranged in electric control box housing 3, the external diameter that water outlet saves 4 bottoms 24 is less than the internal diameter of the shell 1 of hollow structure, the inwall of shell 1 and water outlet save between the outer cylinder of 4 bottoms 24 and are formed with solenoid valve the passage that chamber 6 is communicated with is installed.
The bottom of above-mentioned shell 1 is provided with feed-water end 12: be provided with base 29 in the bottom of shell 1, be provided with the water intake 30 that is communicated with shell 1 inner chamber on base 29.
Working principle of the present invention:
After water pump energising, water pump entry into service, water is washed solenoid valve 8 open, in the time that exit of pump is closed, solenoid valve 8 is under the state of water pressure balance, and solenoid valve 8 cuts out, and in the pump housing, hydraulic pressure reaches the pressure that sensitive switch 7 is set, and sensitive switch 7 is connected, and water pump shuts down.In the time that exit of pump is opened, when water pump internal pressure drops to sensitive switch 7 setting pressure, sensitive switch 7 disconnects, water pump entry into service.When water pump is in the time turning without hydrodynamic(al), sensitive switch 7 cuts out, and solenoid valve 8 cuts out, power-off after water pump start-stop six times.
Above-described embodiment is only one of preferred embodiment of the present invention, not limits practical range of the present invention with this, therefore: all equivalences of doing according to shape of the present invention, structure, principle change, within all should being covered by protection scope of the present invention.
Claims (6)
1. an automatic well pump, the bottom of the shell of hollow structure is provided with feed-water end, inner chamber is provided with motor, it is characterized in that: the electric control box setting with water outlet in the enclosure and be connected in the top of shell, the concrete structure of described electric control box is: the bottom of housing is provided with the water outlet joint being communicated with feed-water end, in housing, be provided with separate sensitive switch chamber and solenoid valve installation chamber are installed, it is indoor that sensitive switch is arranged on sensitive switch installation cavity, it is indoor that solenoid valve is arranged on solenoid valve installation cavity, on water outlet joint, be provided with the passage that is communicated with respectively sensitive switch installation chamber and solenoid valve installation chamber, sensitive switch is arranged on circuit board, sensitive switch can move up and down the start and stop of controlling motor along the spacing slideway on circuit board, solenoid valve is installed chamber and is connected water outlet, the switch control water outlet of solenoid valve and being communicated with or sealing of feed-water end.
2. the automatic well pump of one according to claim 1, it is characterized in that: described solenoid valve is installed the cylindrical body that chamber is the hollow that is communicated with water outlet, the upper diameter of hollow circular cylinder is greater than lower diameter, step surface between top and bottom forms valve seat, the spool of solenoid valve is arranged on valve seat, the top that connects the valve rod of spool is provided with stem guiding frame, on the valve rod between stem guiding frame and spool, is arranged with spring, and described water outlet is arranged on the top of stem guiding frame.
3. the automatic well pump of one according to claim 2, is characterized in that: described water outlet is fixed in the upper plane of shell by water outlet pressing plate.
4. the automatic well pump of one according to claim 1, it is characterized in that: the upper end of the upper cover of described sensitive switch is arranged in the indoor sensitive switch installation position of sensitive switch installation cavity, it is indoor that circuit board is arranged on sensitive switch installation cavity outside solenoid valve fitting seat, on circuit board, be provided with spacing slideway, the both sides of sensitive switch upper cover are provided with the guide rod that can move up and down along spacing slideway.
5. the automatic well pump of one according to claim 1, it is characterized in that: the upper plane of the bottom of described water outlet joint is connected with the bottom plane on top by attachment post, be provided with direct connection sensitive switch on the lower plane top of bottom the passage of chamber is installed, the top that the water outlet joint of chamber is installed corresponding to solenoid valve is provided with solenoid valve installation chamber mounting hole, the bottom that solenoid valve is installed chamber is arranged in solenoid valve installation chamber mounting hole, the top of described water outlet joint is arranged in electric control box housing, the external diameter of water outlet joint bottom is less than the internal diameter of the shell of hollow structure, between the outer cylinder of the inwall of shell and water outlet joint bottom, be formed with solenoid valve the passage that chamber is communicated with is installed.
6. the automatic well pump of one according to claim 1, is characterized in that: the bottom of described shell is provided with feed-water end and is: the bottom at shell is provided with base, is provided with the water intake that is communicated with shell inner cavity on base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210160574.6A CN102678505B (en) | 2012-05-19 | 2012-05-19 | Automatic well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210160574.6A CN102678505B (en) | 2012-05-19 | 2012-05-19 | Automatic well pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102678505A CN102678505A (en) | 2012-09-19 |
| CN102678505B true CN102678505B (en) | 2014-12-10 |
Family
ID=46810921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210160574.6A Active CN102678505B (en) | 2012-05-19 | 2012-05-19 | Automatic well pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102678505B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6799024B2 (en) * | 2018-03-06 | 2020-12-09 | 株式会社鷺宮製作所 | Solenoid valve and refrigeration cycle system |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4548552A (en) * | 1984-02-17 | 1985-10-22 | Holm Daniel R | Dual valve well pump installation |
| CN2080933U (en) * | 1991-02-26 | 1991-07-17 | 曾再添 | Automatic device for sucking and conveying material |
| CN2415455Y (en) * | 2000-03-14 | 2001-01-17 | 王有顺 | Exhaust gas jogging controller of water pumping motor for tap water |
| GB0314680D0 (en) * | 2003-06-24 | 2003-07-30 | Bell Thomas H | Improved valve system |
| CN201225332Y (en) * | 2008-07-09 | 2009-04-22 | 福建省福安市威迪电机有限公司 | Self-sucking pump |
| US8430641B2 (en) * | 2010-02-18 | 2013-04-30 | Raymond Ascord Noel | Multiple switch float switch apparatus |
| US8480375B2 (en) * | 2010-10-18 | 2013-07-09 | Dongguan Tiger Point, Metal & Plastic Products Co., Ltd. | Auto-stop air pump |
| CN201916144U (en) * | 2010-12-27 | 2011-08-03 | 山东金鹏石化设备有限公司 | Submerged plunger pump |
| CN202597013U (en) * | 2012-05-19 | 2012-12-12 | 浙江大元泵业有限公司 | Automatic well pump |
-
2012
- 2012-05-19 CN CN201210160574.6A patent/CN102678505B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102678505A (en) | 2012-09-19 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: Taizhou City, Zhejiang province 317523 Wenling City Zeguo town Danya Industrial Zone Patentee after: ZHEJIANG DAYUAN PUMP INDUSTRY CO., LTD. Address before: Taizhou City, Zhejiang province 317500 Wenling City Zeguo town Danya Industrial Zone Patentee before: ZHEJIANG DAYUAN PUMP INDUSTRIAL Co., LTD. |