CN204390984U - A kind of magnetic force automatic water level control switch - Google Patents
A kind of magnetic force automatic water level control switch Download PDFInfo
- Publication number
- CN204390984U CN204390984U CN201520035637.4U CN201520035637U CN204390984U CN 204390984 U CN204390984 U CN 204390984U CN 201520035637 U CN201520035637 U CN 201520035637U CN 204390984 U CN204390984 U CN 204390984U
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- contact
- switch
- sliding piece
- cover plate
- box body
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Abstract
A kind of magnetic force automatic water level of the utility model control switch, comprise contact switch, described contact switch is made up of with the box body of base and the structure of tray interior cover plate, base, connection cover plate, and described cover plate is connected with the forward and backward sidewall of box body and can rotates in perpendicular; Also comprise setting sliding piece on the cover board, one end of sliding piece is provided with magnet, and the other end is provided with one high and one low two ball floats, and the base of contact switch is provided with a lower magnet coordinated with upper magnet; Described sliding piece is provided with arch section, and described arch section can make sliding piece on the cover board rotate.Level control switch for water structure of the present utility model is simple, easy to maintenance, can accurately grasp the critical point of Push And Release, makes the contact of contact and switch contact and disconnects more quick, thus the ablation that minimizing produces because of switch from fluttering, extends switch useful life.
Description
Technical field
The utility model relates to field of switch equipment, is specifically related to a kind of level control switch for water with magnet.
Background technology
The break-make of circuit is generally realized by switch, existing switch generally adopts the form of mechanical reed or contact, magnetic switch is as a kind of switch producing action according to magneticaction, the control of water level is applied comparatively extensive, but have following a few point defect at present: 1, complex structure, especially for the situation of voltage less stable, the probability that magnetic switch breaks down is larger, and therefore complicated structure is not easy to maintenance; 2, be arranged in box by magnet, iron class control assembly is positioned at outside box, and iron class formation outside like this produces rub-out signal easily to the magnet in box, thus makes switch misoperation, causes the inaccurate of control circui, cannot promote it on a large scale and use; 3, magnetic switch closedown and when disconnecting, easily produce the ablation that electric spark causes contact, contact.
Utility model content
In view of this, the utility model provides a kind of structure simple, effectively can reduce the magnetic force automatic water level control switch of electric spark to the ablation of switch.
The technical scheme that the utility model adopts is: a kind of magnetic force automatic water level control switch, comprise contact switch, described contact switch is made up of with the box body of base and the structure of tray interior cover plate, base, connection cover plate, it is characterized in that: described cover plate is connected with the forward and backward sidewall of box body and can rotates in perpendicular; Also comprise setting sliding piece on the cover board, one end of sliding piece is provided with magnet, and the other end is provided with one high and one low two ball floats, and the base of contact switch is provided with a lower magnet coordinated with upper magnet; Described sliding piece is provided with arch section, and described arch section can make sliding piece on the cover board rotate.This level control switch for water has two ball floats, controls upper water level and lower water level respectively, and when horizontal plane reaches lower water lev el control line, the gravity that two ball floats are applied to sliding piece makes upper and lower magnet be separated, and contact and contact, circuit turn-on, water pump starts to draw water.When horizontal plane arrives upper water lev el control line, two ball floats all float in the horizontal plane, and together, contact is separated with contact upper and lower magnet adsorption, and circuit disconnects, and water pump stops pumping.When horizontal plane drops to lower water lev el control line again, start next circulation.In the process of circulation, the Main Function of sliding piece is accumulation of energy, with the separation of acceleration switch contact or closed.
As preferably, the middle part of the forward and backward sidewall upper of box body is higher than both sides and be provided with fraising, described cover plate by described fraising and box body forward and backward side walls hinged together with.
As preferably, a round bar is provided with in box body, described round bar to be positioned at immediately below fraising and the axis of round bar and forward and backward sidewall perpendicular, round bar is provided with a contact, described contact can rotate around round bar, base is provided with the contact coordinated with contact, and the upper surface of contact is provided with the groove that a cross section is arc or V-type; The lower surface of cover plate is connected with spring, and lower spring end connects a steel disc, and the lower end of described steel disc to be stretched in deep-slotted chip breaker and contacted with deep-slotted chip breaker, and when upper cover plate is parallel with contact, round bar, groove, steel disc and spring are positioned on same vertical curve.
As can be known from the above technical solutions, the utility model structure is simple, and cover plate and box body are detachably, easy to maintenance; Magnet is arranged on the outer and poke rod outside box of box also through demagnetization, and this structure produces rub-out signal not easily to the magnet in box, thus avoids switch misoperation, causes the inaccurate of control circui; The setting of poke rod can accurately grasp the critical point of Push And Release, makes the contact of contact and contact and disconnects more quick, thus reduces the ablation produced because of switch from fluttering, extends switch useful life.
Accompanying drawing explanation
Fig. 1 is the view of the utility model level control switch for water when lower water level;
Fig. 2 is the schematic diagram that Fig. 1 middle water level control switch is closed;
Fig. 3 is the view of the utility model level control switch for water when upper water level.
Fig. 4 is the schematic diagram that Fig. 3 middle water level control switch disconnects.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
As shown in Figure 2 and Figure 4, a kind of magnetic force automatic water level control switch of the present utility model, comprise contact switch, described contact switch is by cover plate 1, base 2, connect cover plate to form with the box body 3 of base and the structure of tray interior, the upper opening of box body, before box body, the middle part of rear wall upper end is higher than both sides, as preferably, before switch enclosure, the upper end of rear wall is reverse V-shaped 4, also can be arc or other shapes at the bottom of middle high both sides, fraising 5 is had at the middle part of V-type upper end, cover plate is by before fraising and box body, rear wall is hinged, therefore can rotate on switch enclosure.
The upper surface of cover plate is provided with a sliding piece 6, sliding piece is directly placed and on the cover board and without other things is fixed, this sliding piece is the iron plate through demagnetization, the left end of sliding piece is provided with a upper magnet 7, can coordinate with the lower magnet 8 on the box body left side and realize adsorbing or being separated, sliding piece right-hand member is connected with one high and one low two ball floats; The centre position of described sliding piece is bending 18 of one section of arcuation, can on the cover board be rotated by the bending sliding piece that makes of this arcuation.
A round bar 9 is provided with in box body, round bar is perpendicular to forward and backward sidewall, can be connected with forward and backward sidewall, also can a bearing be established to support this round bar in the bottom of box body, described round bar be positioned at immediately below fraising, round bar is arranged the contact 10 that an energy rotates around round bar, base is provided with the contact 17 coordinated with contact, the upper surface of contact is provided with the groove that a cross section is V-type or arc, is arc groove 11 in present embodiment, and groove to be positioned at directly over round bar and also perpendicular to forward and backward sidewall; The lower surface of cover plate is connected with spring 12, this spring is preferably rigid spring, can not flexural deformation, lower spring end connects a steel disc 13, the lower end of steel disc to be stretched in deep-slotted chip breaker and is contacted with deep-slotted chip breaker, this spring and steel disc perpendicular to cover plate, when cover plate and contact all level time, round bar, groove, steel disc and spring are positioned on same vertical curve.
Two ball floats of this level control switch for water are a upper floating ball 14 and a lower ball float 15, control upper water level and lower water level respectively, when horizontal plane declines ball float be applied on sliding piece gravity constantly increase, when reaching the balance point of magnetic attraction, sliding piece starts to stir, now the gravity of ball float is also in increase, magnetic attraction reduces gradually, sliding piece action is accelerated, when reaching lower water level, namely as shown in Figure 1, now sliding piece is upper, lower magnet is separated, sliding piece is tilted to the right, simultaneously under ball float gravity pulls, sliding piece and the lid surface section of having sliding distance to the right, thus drive cover plate to be tilted to the right, the lower end of steel disc is to left movement, cause contact rotate thus with contact quick-make, circuit turn-on, water pump starts to draw water, horizontal plane starts to rise along with the water inlet of water inlet pipe 16.Along with the rising of water level, lower ball float is ineffective, the gravity that upper floating ball is applied on fluctuation sheet constantly reduces, when reaching the balance point of magnetic attraction, poke rod leaves and stirs beginning start, now the gravity of ball float is also reducing gradually, magnetic attraction continues to increase, poke rod action is accelerated, when reaching upper water level, namely as shown in Figure 3, on, lower magnet is adsorbed onto together, fluctuation sheet is tilted to the left, simultaneously because the absorption of magnet, make sliding piece and the lid surface section of having sliding distance left, thus drive cover plate to be tilted to the left, the lower end of steel disc moves right, cause contact rotate thus with contact quick separating, circuit disconnects, water pump stops pumping.When horizontal plane declines again, start next circulation.
Above-mentioned execution mode is only for illustration of the utility model, and be not to restriction of the present utility model, the those of ordinary skill of relevant technical field, when not departing from the utility model spirit and scope, can also make various change and modification, therefore all equivalent technical schemes also should belong to category of the present utility model.
Claims (4)
1. a magnetic force automatic water level control switch, comprise contact switch, described contact switch is made up of with the box body of base and the structure of tray interior cover plate, base, connection cover plate, it is characterized in that: described cover plate is connected with the forward and backward sidewall of box body and can rotates in perpendicular; Also comprise setting sliding piece on the cover board, one end of sliding piece is provided with magnet, and the other end is provided with one high and one low two ball floats, and the base of contact switch is provided with a lower magnet coordinated with upper magnet; Described sliding piece is provided with arch section, and described arch section can make sliding piece on the cover board rotate.
2. level control switch for water as claimed in claim 1, is characterized in that: the middle part of the forward and backward sidewall upper of box body is higher than both sides and be provided with fraising, described cover plate by described fraising and box body forward and backward side walls hinged together with.
3. level control switch for water as claimed in claim 1 or 2, it is characterized in that: in box body, be provided with a round bar, described round bar to be positioned at immediately below fraising and the axis of round bar and forward and backward sidewall perpendicular, round bar is provided with a contact, described contact can rotate around round bar, base is provided with the contact coordinated with contact, and the upper surface of contact is provided with the groove that a cross section is arc or V-type; The lower surface of cover plate is connected with spring, and lower spring end connects a steel disc, and the lower end of described steel disc to be stretched in deep-slotted chip breaker and contacted with deep-slotted chip breaker, and when upper cover plate is parallel with contact, round bar, groove, steel disc and spring are positioned on same vertical curve.
4. level control switch for water as claimed in claim 1 or 2, is characterized in that: described sliding piece is the iron plate of demagnetization.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520035637.4U CN204390984U (en) | 2015-01-19 | 2015-01-19 | A kind of magnetic force automatic water level control switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520035637.4U CN204390984U (en) | 2015-01-19 | 2015-01-19 | A kind of magnetic force automatic water level control switch |
Publications (1)
Publication Number | Publication Date |
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CN204390984U true CN204390984U (en) | 2015-06-10 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201520035637.4U Expired - Fee Related CN204390984U (en) | 2015-01-19 | 2015-01-19 | A kind of magnetic force automatic water level control switch |
Country Status (1)
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CN (1) | CN204390984U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107783442A (en) * | 2016-08-24 | 2018-03-09 | 杭州培宇电子有限公司 | The method that electronic switch uses debounce under water |
CN109460078A (en) * | 2018-10-16 | 2019-03-12 | 周晓君 | Water is without critical automatic control system on a kind of water tank |
-
2015
- 2015-01-19 CN CN201520035637.4U patent/CN204390984U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107783442A (en) * | 2016-08-24 | 2018-03-09 | 杭州培宇电子有限公司 | The method that electronic switch uses debounce under water |
CN107783442B (en) * | 2016-08-24 | 2019-12-17 | 杭州培宇电子有限公司 | Method for removing tremble in underwater use of electronic switch |
CN109460078A (en) * | 2018-10-16 | 2019-03-12 | 周晓君 | Water is without critical automatic control system on a kind of water tank |
CN109460078B (en) * | 2018-10-16 | 2021-11-30 | 周晓君 | Water tank water-feeding non-critical automatic control system |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20150610 Termination date: 20160119 |
|
EXPY | Termination of patent right or utility model |