CN104533768A - Floating-ball switch - Google Patents
Floating-ball switch Download PDFInfo
- Publication number
- CN104533768A CN104533768A CN201410677644.4A CN201410677644A CN104533768A CN 104533768 A CN104533768 A CN 104533768A CN 201410677644 A CN201410677644 A CN 201410677644A CN 104533768 A CN104533768 A CN 104533768A
- Authority
- CN
- China
- Prior art keywords
- contactor
- base
- ball
- slide bar
- oscillating arm
- 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.)
- Granted
Links
Landscapes
- Level Indicators Using A Float (AREA)
Abstract
The invention relates to a floating-ball switch. The floating-ball switch is a liquid level control device. The switch mainly comprises a floating-ball control mechanism, a displacement swing arm mechanism and a contactor. The floating-ball control mechanism is connected with the displacement swing arm mechanism through a screw directly, and the displacement swing arm mechanism is connected with the contactor through a rocking arm to form a whole. During the operation, on and off of a water pump power supply is controlled by the floating-ball control mechanism, the displacement swing arm mechanism and the contactor through the floating ball weight and floating force. The switch is simple in structure, capable of controlling the water pump power supply directly, high in reliability, capable of not consuming electricity, convenient to mount and capable of not changing a water tank, saving power and water and achieving unmanned watch. Meanwhile, the floating-ball control mechanism, the displacement swing arm mechanism and the contactor can be combined respectively to achieve different control functions; the switch is particularly applicable to liquid level control of water tanks and water ponds.
Description
Technical field
The present invention relates to a kind of float switch, particularly relate to a kind of level control device with displacement oscillating arm mechanisms, be specially adapted to the Liquid level to water tank, pond.
Background technique
Along with the generally raising of China's vast rural area living standard, Domestic water tank is used widely, but water great majority or manual control on water tank, just knowing when namely waiting until that water tap puts not water outlet wants feed tank to add water, and when after water pump energising work, water outlet needs the overflow pipe that the moment is noted above water tank, once need cut off pump power at once.This upper water method one is lost time, and two is forget that Guan Shuihui causes water to flow out in a large number from overflow pipe, causes water resource utility model.Three is forget that upper water can cause just can not commonly using water.Common are its complex structure of automatically controlled automatic water feeder in the market, need do larger change to water tank, install inconvenience, thus cost is higher, and user is beyond affordability.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, provide a kind of structure simple, easy for installation, reliability is high, the float switch of long service life and adaptation outdoor environment.For solving the problem, the technical solution used in the present invention: a kind of float switch, comprise displacement oscillating arm mechanisms, ball float control mechanism, contactor and housing, ball float control mechanism is made up of guide rod, lower position block and logical flighty and impatient ball, wherein, lower position block is arranged on lower end of the guide rod, and guide rod upper end is threaded end, and logical flighty and impatient ball movable set is on guide rod; It is characterized in that: in described float switch, be provided with displacement oscillating arm mechanisms; This displacement oscillating arm mechanisms comprises 7 fonts
Limiting board, T-shaped slide bar, base, rocking arm, extension spring and sliding sleeve; Described base is T-shaped structure, and namely base upper end is disc, and lower end is screw rod; Square through hole is provided with on the right side of base; Described sliding sleeve is tetragonal body structure, and sliding sleeve is provided with square central through bore, and this square central through bore is corresponding with the square through hole on the right side of base, namely concentricity; Sliding sleeve is fixed on on the right side of base, described T-shaped slide bar is four square bars, four square bar lower ends are provided with tapped hole, and T-shaped slide bar lower end is stretched out through the square through hole on sliding sleeve and base, and is connected with the guide rod threaded end in ball float control mechanism by the tapped hole on T-shaped slide bar; 7 described font limiting boards are arranged in sliding sleeve upper outside; Rocking arm right-hand member is movably arranged on T-shaped slide bar upper left-hand by pin, and rocking arm left end has breach, and extension spring one end is fixed on T-shaped slide bar, and the other end is fixed on rocking arm; Described contactor is fixed on chassis left side, is connected as one between contactor and displacement oscillating arm mechanisms by rocking arm; Ball float control mechanism in described float switch, displacement oscillating arm mechanisms and contactor are arranged in housing, wherein, the disc of the T-shaped base of displacement oscillating arm mechanisms is fixed on housing cavity bottom, lower position block in ball float control mechanism and logical flighty and impatient ball and base spiro rod section stretch out outside housing, and to be connected with the spiro rod section of base by attaching nut and to be placed in the water tank of belt supporting frame.
Cover plate on described support and water tank can integral manufacturing.Described contactor comprises T-shaped base, contactor body, left fixed contact, horizontal suspension rod, slide bar, right fixed contact, moving plate type contact and upper surface plate; Described contactor body is tetragonal body structure, this contactor body is fixed in T-shaped chassis left side, contactor body is provided with central recess, on contactor body central groove Inner both sides, symmetry is respectively provided with a fixed contact, i.e. left fixed contact and right fixed contact, central recess bottom part down is provided with a square central blind hole, above contactor body, upper surface plate is set, upper surface plate is provided with a central through bore, this central through bore is up-small and down-big structure, namely be small square hole above central through bore, below is four square holes; This central through bore is corresponding with the central blind hole of groove, namely concentricity; Described slide bar is square slide bar, and this square slide bar arranges moving plate type contact, and moving plate type contact is provided with two contacts, and two contacts on moving plate type contact are corresponding with the left and right fixed contact on groove Inner both sides; Slide bar lower end is placed in the central blind hole of groove floor, and upper end is placed in below four square hole of upper surface plate, connects as one in the small square hole that horizontal suspension rod is arranged on upper surface plate with slide bar upper end; Horizontal suspension rod upper end in the contactor rocking arm breach turned over displacement on the rocking arm in arm mechanism is flexibly connected and is integrated.Both described ball float control mechanism and displacement oscillating arm mechanisms are combined, and form the electrical equipment sensitive switch of ball float oscillating arm mechanisms.Formation displacement switch combined by both described displacement oscillating arm mechanisms and contactor.The present invention is combined by ball float control mechanism, displacement oscillating arm mechanisms and contactor.Namely the guide rod threaded end in ball float control mechanism screws in the T-shaped slide bar screw in displacement oscillating arm mechanisms, displacement oscillating arm mechanisms and contactor combine, namely contactor and displacement oscillating arm mechanisms are all arranged on the base of float switch, and the horizontal rocking arm breach Inner putting into displacement oscillating arm mechanisms of the horizontal suspension rod in contactor forms an entirety.Working procedure is: when logical flighty and impatient ball along with the water surface is moved downward to lower position block along guide rod, guide rod is along with moving down, T-shaped slide bar is driven to move down, until T-shaped slide bar drops to bottom limiting stopper, rocking arm will right low left high, and under the effect of extension spring; rocking arm left end upwards swings; drive horizontal suspension rod gliding mass upwards, moving plate type contact contacts with two fixed contacts, circuit ON; Otherwise cut-out circuit.Both ball float control mechanism and displacement oscillating arm mechanisms also can only be combined by the present invention, form ball float oscillating arm mechanisms, go to control other electric switches.Also only both displacement oscillating arm mechanisms and contactor can be combined, form displacement switch; The logical and disconnected of control circuit is carried out by other external force.Namely the displacement oscillating arm mechanisms in the present invention can combine with ball float control mechanism, contactor respectively, to realize different controlling functions.
Working procedure of the present invention: float switch is arranged on the top of water tank, the guide rod of ball float mechanism is vertically placed in water tank, and logical flighty and impatient ball moves up and down along guide rod, when the water surface is lower than lower retainer in water tank, the weight of logical flighty and impatient ball will drop on lower position block, drives guide rod to move down.Guide rod top is that threaded end is connected with the T-shaped slide bar screw in displacement oscillating arm mechanisms.T-shaped slide bar in displacement oscillating arm mechanisms can only slide up and down in slide opening, and high and low position is controlled by 7 font limiting boards, T-shaped slide bar upper lateral and rocking arm right-hand member are actively coupled, and be connected by extension spring between rocking arm with T-shaped slide bar, when T-shaped slide bar drops to 7 font limiting boards and displacement oscillating arm mechanisms sliding sleeve lower plane, rocking arm becomes right low left high, will upwards swing at the effect lower shake-changing arm left end of extension spring, when logical flighty and impatient ball raises with the water surface, promote the top that T-shaped slide bar rises to 7 font limiting boards, rocking arm is in left low right height, under the effect of extension spring, rocking arm left end will to lower swing, until get back to low level.Rocking arm breach is connected with the horizontal suspension rod of contactor.When rocking arm left end oscillatory forces makes horizontal suspension rod move up, slide bar in contactor is driven to move up, two contacts on moving plate type contact contact with two fixed contacts, two fixed contacts are communicated with, reach the object connecting circuit, otherwise, when rocking arm left end oscillatory forces makes horizontal suspension rod move down, two contacts on moving plate type contact are left to be disconnected with two fixed contacts, has cut off circuit.
In sum, structure of the present invention is simple, easy for installation, directly control pump power, and reliability is high, do not consume electric energy, power saving water-saving, and without the need to changing water tank, long service life achieves the effect of unattended duty; Meanwhile, the ball float control mechanism in the present invention, displacement oscillating arm mechanisms and contactor three part can combine respectively, to realize different controlling functions.Be specially adapted to the Liquid level to water tank, pond.
Accompanying drawing explanation
Fig. 1 is assembly structure schematic diagram of the present invention;
Fig. 2 is the structural representation of ball float control mechanism;
Fig. 3 is the structural representation of displacement oscillating arm mechanisms;
Fig. 4 is the structural representation of contactor;
In figure: 1-ball float control mechanism, 2-displacement oscillating arm mechanisms, 3-contactor, 4-housing, 5-attaching nut, 6-support, 7-water tank; 11-guide rod, 12-lower position block, 13-threaded end, 14-leads to flighty and impatient ball; 21-7 font limiting board, 22-T-shaped slide bar, 23-tapped hole, 24-base, 25-pin, 26-rocking arm, 27-rocking arm breach, 28-extension spring, 29-sliding sleeve; 31-contactor body, the left fixed contact of 32-, the horizontal suspension rod of 33-, 34-slide bar, the right fixed contact of 35-, 36-moving plate type contact, 37-upper surface plate.
Embodiment
With reference to above-mentioned accompanying drawing, a kind of float switch, comprise ball float control mechanism 1, displacement oscillating arm mechanisms 2, contactor 3 and housing 4, ball float control mechanism 1 is made up of guide rod 11, lower position block 12 and logical flighty and impatient ball 13, wherein, lower position block 12 is arranged on lower end of the guide rod, and guide rod 11 upper end is threaded end, and logical flighty and impatient ball movable set is on guide rod; It is characterized in that:
Displacement oscillating arm mechanisms 2 is provided with in described float switch; This displacement oscillating arm mechanisms 2 comprises 7 font limiting boards 21, T-shaped slide bar 22, base 24, rocking arm 26, extension spring 28 and sliding sleeve 29;
Described base 24 is T-shaped structure, and namely base 24 upper end is disc, and lower end is screw rod; Square through hole is provided with on the right side of base 24;
Described sliding sleeve 29 is tetragonal body structure, and sliding sleeve 29 is provided with square central through bore, and this square central through bore is corresponding with the square through hole on the right side of base 24, namely concentricity; Sliding sleeve 29 is fixed on on the right side of base 24,
Described T-shaped slide bar 22 lower end is four square bars, four square bar lower ends are provided with tapped hole 23, T-shaped slide bar 22 lower end is stretched out through the square through hole on sliding sleeve 29 and base 24, and is connected with guide rod 11 threaded end in ball float control mechanism 1 by the tapped hole 23 on T-shaped slide bar 22;
7 described font limiting boards 21 are arranged in sliding sleeve 29 upper outside; Rocking arm 26 right-hand member is movably arranged on T-shaped slide bar 22 upper left-hand by pin 25, and rocking arm 26 left end has breach 27, and extension spring 28 one end is fixed on T-shaped slide bar 22, and the other end is fixed on rocking arm 26;
Described contactor 3 is fixed on the left of base 24, is connected is integrated between contactor 3 with displacement oscillating arm mechanisms 2 by rocking arm 26;
Ball float control mechanism 1 in described float switch, displacement oscillating arm mechanisms 2 and contactor 3 are arranged in housing 4, wherein, the disc of the T-shaped base 24 of float switch is fixed on housing 4 inner chamber bottom, lower position block in ball float control mechanism 1 12 and logical flighty and impatient ball 14 and base 24 spiro rod section stretch out outside housing 4, and to be connected with the spiro rod section of base 24 by attaching nut 5 and to be placed in the water tank 7 of belt supporting frame 6.Described support 6 can integral manufacturing with the cover plate on water tank 7.
Described contactor 3 comprises T-shaped base 24, contactor body 31, left fixed contact 32, horizontal suspension rod 33, slide bar 34, right fixed contact 35, moving plate type contact 36 and upper surface plate 37; Described contactor body 31 is tetragonal body structure, this contactor body 31 is fixed on on the left of T-shaped base 24, contactor body 31 is provided with central recess, on contactor body 31 central recess Inner both sides, symmetry is respectively provided with a fixed contact, i.e. left fixed contact 32 and right fixed contact 35, central recess bottom part down is provided with a square central blind hole, upper surface plate 37 is set above contactor body 31, this upper surface plate 37 is provided with a central through bore, central through bore is up-small and down-big structure, namely top is small square hole, and below is four square holes; This central through bore is corresponding with the central blind hole of groove, namely concentricity;
Described slide bar 34 is square slide bar, and this square slide bar 34 arranges moving plate type contact 36, and moving plate type contact 36 is provided with two contacts, and two contacts on moving plate type contact 36 are corresponding with the left and right fixed contact on groove Inner both sides; Slide bar 34 lower end is placed in the central blind hole of groove floor, and upper end is placed in below four square hole of upper surface plate 37, connects as one in the circular hole that horizontal suspension rod 33 is arranged on upper surface plate 37 with slide bar 34 upper end; Rocking arm breach 27 fluid communication on horizontal suspension rod 33 upper end in contactor 3 and the rocking arm 26 in displacement oscillating arm mechanisms is integrated.
Described ball float control mechanism 1 is combined with both displacement oscillating arm mechanisms 2, forms the electrical equipment sensitive switch of ball float oscillating arm mechanisms.
Formation displacement switch combined by both described displacement oscillating arm mechanisms 2 and contactor 3.
Working principle of the present invention: float switch is arranged on the top of water tank 7, during work, the guide rod 11 of ball float mechanism 1 is vertically placed in water tank, logical flighty and impatient ball 14 moves up and down along guide rod 11 in water tank 7, when the water surface is lower than lower position block, the weight of logical flighty and impatient ball 14 will drop on lower position block, drives guide rod 11 to move down.Guide rod 11 upper threaded end is connected with T-shaped slide bar 22 screw in displacement oscillating arm mechanisms 2.T-shaped slide bar 22 in displacement oscillating arm mechanisms 2 can only slide up and down in slide opening, and high and low position is controlled by 7 font limiting boards 21, T-shaped slide bar 22 upper lateral and rocking arm 26 right-hand member are actively coupled, and be connected by extension spring 28 between rocking arm 26 with T-shaped slide bar 22, when T-shaped slide bar 22 drops to plane on 7 font limiting boards 21 and displacement oscillating arm mechanisms sliding sleeve 29; 26 one-tenth, rocking arm right low left high, upwards will be rocked to a high position at effect lower shake-changing arm 26 left end of extension spring; When T-shaped slide bar 22 rise to encounter 7 font limiting board 21 top time, rocking arm 26 is in left low right height, and under the effect of extension spring 28, rocking arm 26 left end will to lower swing, until get back to low level.Rocking arm breach 27 is connected with the horizontal suspension rod 33 of contactor.When rocking arm 26 left end oscillatory forces makes horizontal suspension rod 33 move up, the slide bar 34 in contactor is driven to move up, two contacts on moving plate type contact 36 and two fixed contacts 32,35 contact, and two fixed contacts are communicated with, reach the object connecting circuit, otherwise, when rocking arm 26 left end oscillatory forces makes horizontal suspension rod 33 move down, two contacts on moving plate type contact 36 and two fixed contacts 32,35 disconnect, and have cut off circuit.
Structure of the present invention is simple, easy for installation, directly control pump power, and reliability is high, do not consume electric energy, power saving water-saving, and without the need to changing water tank, long service life achieves the effect of unattended duty; Meanwhile, the ball float control mechanism in the present invention, displacement oscillating arm mechanisms and contactor three part can combine respectively, to realize different controlling functions.Be specially adapted to the Liquid level to water tank, pond.
Claims (5)
1. a float switch, comprise ball float control mechanism (1), contactor (3) and housing (4), ball float control mechanism (1) is made up of guide rod (11), lower position block (12) and logical flighty and impatient ball (13), wherein, lower position block (12) is arranged on lower end of the guide rod, guide rod (11) upper end is threaded end, and logical flighty and impatient ball movable set is on guide rod; It is characterized in that: in described float switch, be provided with displacement oscillating arm mechanisms (2); This displacement oscillating arm mechanisms (2) comprises 7 font limiting boards (21), T-shaped slide bar (22), base (24), rocking arm (26), extension spring (28) and sliding sleeve (29); Described base (24) is T-shaped structure, and namely base (24) upper end is disc, and lower end is screw rod; Base (24) right side is provided with square through hole; Described sliding sleeve (29) is tetragonal body structure, and sliding sleeve (29) is provided with square central through bore, and this square central through bore is corresponding, namely concentricity with the square through hole on base (24) right side; Sliding sleeve (29) is fixed on base (24) right side, described T-shaped slide bar (22) lower end is four square bars, four square bar lower ends are provided with tapped hole (23), T-shaped slide bar (22) lower end is stretched out through the square through hole on sliding sleeve (29) and base (24), and is connected with guide rod (11) threaded end in ball float control mechanism (1) by the tapped hole (23) on T-shaped slide bar (22); 7 described font limiting boards (21) are arranged in sliding sleeve (29) upper outside; Rocking arm (26) right-hand member is movably arranged on T-shaped slide bar (22) upper left-hand by pin (25), and rocking arm (26) left end has breach (27), and extension spring (28) one end is fixed on T-shaped slide bar (22), and the other end is fixed on rocking arm (26); Described contactor (3) is fixed on chassis left side, is connected is integrated between contactor (3) with displacement oscillating arm mechanisms (2) by rocking arm (26); Ball float control mechanism (1) in described float switch, displacement oscillating arm mechanisms (2) and contactor (3) are arranged in housing (4), wherein, the disc of the T-shaped base (24) of displacement oscillating arm mechanisms (2) is fixed on housing (4) inner chamber bottom, lower position block (12) in ball float control mechanism (1) and logical flighty and impatient ball (14) and base (24) spiro rod section stretch out housing (4) outward, and be connected with the spiro rod section of base (24) by attaching nut (5) be placed in belt supporting frame (6) water tank (7) in.
2. float switch as claimed in claim 1, is characterized in that described displacement oscillating arm mechanisms (2) is made up of 7 font limiting boards (21), T-shaped slide bar (22), base (24), pin (25), rocking arm (26), extension spring (28) and sliding sleeve (29).
3. float switch as claimed in claim 1, is characterized in that described support (6) can integral manufacturing with the cover plate on water tank (7).
4. float switch as claimed in claim 1, the two is combined to it is characterized in that described ball float control mechanism (1) and displacement oscillating arm mechanisms (2), forms the electrical equipment sensitive switch of ball float oscillating arm mechanisms.
5. float switch as claimed in claim 1, is characterized in that formation displacement switch combined by both described displacement oscillating arm mechanisms (2) and contactor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410677644.4A CN104533768B (en) | 2014-11-24 | 2014-11-24 | A kind of float switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410677644.4A CN104533768B (en) | 2014-11-24 | 2014-11-24 | A kind of float switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104533768A true CN104533768A (en) | 2015-04-22 |
| CN104533768B CN104533768B (en) | 2016-07-06 |
Family
ID=52849358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410677644.4A Expired - Fee Related CN104533768B (en) | 2014-11-24 | 2014-11-24 | A kind of float switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104533768B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373185A (en) * | 2018-04-07 | 2018-08-07 | 曾清民 | A kind of visible light catalytic sewage disposal device |
| CN108439678A (en) * | 2018-04-10 | 2018-08-24 | 李督 | A kind of garden landscape water circulation treatment device |
| CN112031110A (en) * | 2020-08-31 | 2020-12-04 | 如皋国创环保设备有限公司 | Suction type outdoor automatic drainage device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1198933A (en) * | 1985-01-24 | 1986-01-07 | John F. Campbell | Sealing arrangement for vertical top mounted pump switches |
| CN87216999U (en) * | 1987-12-29 | 1988-11-02 | 山东省立医院 | High-temperature float type liquid-level auto-controller |
| CN2144321Y (en) * | 1992-11-17 | 1993-10-20 | 汪友根 | Automatic controller for liquid level |
| CN201401314Y (en) * | 2009-04-30 | 2010-02-10 | 黄国峻 | Automatic control switch of water pump |
| CN201984352U (en) * | 2011-03-30 | 2011-09-21 | 江苏天宇建设工程有限公司 | Automatic water pumping controller for foundation pit |
| CN203433373U (en) * | 2013-07-04 | 2014-02-12 | 孙艳明 | Automatic liquid level control system |
| CN203444346U (en) * | 2013-07-11 | 2014-02-19 | 罗勇 | Ball float liquid level controlling device |
| CN203453022U (en) * | 2013-08-02 | 2014-02-26 | 李强 | Automatic water pumping device |
| CN203521309U (en) * | 2013-11-13 | 2014-04-02 | 君禾泵业股份有限公司 | Water pump-used mechanical water-level float switch structure |
-
2014
- 2014-11-24 CN CN201410677644.4A patent/CN104533768B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1198933A (en) * | 1985-01-24 | 1986-01-07 | John F. Campbell | Sealing arrangement for vertical top mounted pump switches |
| CN87216999U (en) * | 1987-12-29 | 1988-11-02 | 山东省立医院 | High-temperature float type liquid-level auto-controller |
| CN2144321Y (en) * | 1992-11-17 | 1993-10-20 | 汪友根 | Automatic controller for liquid level |
| CN201401314Y (en) * | 2009-04-30 | 2010-02-10 | 黄国峻 | Automatic control switch of water pump |
| CN201984352U (en) * | 2011-03-30 | 2011-09-21 | 江苏天宇建设工程有限公司 | Automatic water pumping controller for foundation pit |
| CN203433373U (en) * | 2013-07-04 | 2014-02-12 | 孙艳明 | Automatic liquid level control system |
| CN203444346U (en) * | 2013-07-11 | 2014-02-19 | 罗勇 | Ball float liquid level controlling device |
| CN203453022U (en) * | 2013-08-02 | 2014-02-26 | 李强 | Automatic water pumping device |
| CN203521309U (en) * | 2013-11-13 | 2014-04-02 | 君禾泵业股份有限公司 | Water pump-used mechanical water-level float switch structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373185A (en) * | 2018-04-07 | 2018-08-07 | 曾清民 | A kind of visible light catalytic sewage disposal device |
| CN108439678A (en) * | 2018-04-10 | 2018-08-24 | 李督 | A kind of garden landscape water circulation treatment device |
| CN108439678B (en) * | 2018-04-10 | 2020-11-27 | 王顺方 | Water circulation treatment device for landscape architecture |
| CN112031110A (en) * | 2020-08-31 | 2020-12-04 | 如皋国创环保设备有限公司 | Suction type outdoor automatic drainage device |
| CN112031110B (en) * | 2020-08-31 | 2022-02-25 | 如皋国创环保设备有限公司 | Suction type outdoor automatic drainage device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104533768B (en) | 2016-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203008043U (en) | Water supply and drainage control system applied to water tank | |
| CN104533768A (en) | Floating-ball switch | |
| CN203444346U (en) | Ball float liquid level controlling device | |
| CN204116972U (en) | A kind of water level automatic control device | |
| CN204667206U (en) | A kind of pump water level controller | |
| CN201828066U (en) | Automatic water replenishing device for solar water heater | |
| CN205015748U (en) | Single spacing liquid level controlling means of floater formula | |
| CN108547344B (en) | Industrial intelligent induction control water-saving device | |
| CN101762088A (en) | Solar energy water heater capable of automatically replenishing water | |
| CN201352531Y (en) | Water-level automatic control switch and water storage tank comprising same | |
| CN201100244Y (en) | Automatic pumping switch device for control water well diving pump | |
| CN202408504U (en) | Water dispenser capable of controlling water level | |
| CN201785811U (en) | Automatic water tower compensator | |
| CN2866639Y (en) | Automatic controlling water intake water tower | |
| CN207608958U (en) | A kind of water tower automatic watering apparatus | |
| CN214994379U (en) | Water level control switch | |
| CN201215630Y (en) | Full-automatic liquid level controller | |
| CN110552015A (en) | Electrolytic cell capable of automatically supplementing water for hydrogen production by electrolyzing water based on solar power generation | |
| CN220603906U (en) | Liquid level control device based on floater | |
| CN204203789U (en) | Multifunctional liquid level controller | |
| CN202456125U (en) | Automatic water changing device for fish tank | |
| CN221094304U (en) | Liquid level regulating device of electrolytic tank | |
| CN211554754U (en) | Water level control device for controlling water quantity of water tank | |
| CN202632125U (en) | Metering tank liquid level automatic control device | |
| CN200979855Y (en) | An automatic pumping switch of a duplex water tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20171124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |