CN203490550U - Buoy automation switch - Google Patents
Buoy automation switch Download PDFInfo
- Publication number
- CN203490550U CN203490550U CN201320644385.6U CN201320644385U CN203490550U CN 203490550 U CN203490550 U CN 203490550U CN 201320644385 U CN201320644385 U CN 201320644385U CN 203490550 U CN203490550 U CN 203490550U
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- Prior art keywords
- buoy
- cursory
- output line
- liquid
- cable output
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- Expired - Fee Related
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Abstract
The utility model provides a buoy automation switch used for controlling height of the liquid surface, and belongs to the technical field liquid level control. Technical scheme of the buoy automation switch is that: the buoy is a cylinder which is sealed at two ends, two metal weight proximity switches are arranged in the buoy, and the two metal weight proximity switches are respectively fixed at two ends in a chamber of the buoy, the chamber of the buoy is filled with foam, the two metal proximity switches are communicated through a plastic pipeline, a rollable metal ball is arranged in the plastic pipeline, the two metal proximity switches are connected to the water level control circuit respectively through wires, the wires are inserted in a cable output line, the cable output line is lead out after being connected with a heavy hammer, the heavy hammer is fixed on a wall of a liquid container, or vertically placed at a bottom part of the liquid container, and the length, which is between the heavy harmer and the buoy, of the cable output line fits with the length needed by the buoy to connect with the heavy chamber when the buoy is floating on the normal liquid surface in a horizontal manner. The buoy automation switch which is simple in structure, reliable in motion, high in sensitivity, low in cost, long in service life, and distinct in economic benefit, can be used for 1 million times according to tests.
Description
Technical field
The utility model relates to a kind of cursory automatic switch of controlling liquid surface height, belongs to liquid level control switch technical field.
Background technology
In the every field of industrial and agricultural production and social life, Level Control Technology is common and very important technology, as the water level of the control of the liquid levels in various retort in commercial production, agricultural irrigation is controlled, the liquid level control etc. of water tower from the beginning, all need suitable liquid level control apparatus and equipment.At present, conventional liquid level opertaing device has mechanical control equipment, the cursory opertaing device of mercury, supersonic liquid level opertaing device and other liquid level opertaing device etc. multiple, and these liquid level opertaing devices have limitation, can not meet the demands of production and living.As mechanical control equipment is most of, adopt mechanical switch to control, existing problems are mechanical switch poor reliability, easily occur the fault of being failure to actuate, usually when liquid make-up in container, liquid level has surpassed controls height, need to stop liquid make-up, and switch is still failure to actuate; While discharging liquid, liquid is lower than controlling height, and in the time of need to stopping discharge opeing, switch is still failure to actuate, and also has mechanical part quick abrasion simultaneously, keeps in repair frequent shortcoming.The cursory opertaing device of mercury existing problems are that mercury has mercury in cursory, once cursory damage can cause mercury leakage pollution liquid, therefore can not be used in the control of a lot of liquid such as tap water, and purposes is very limited.Supersonic liquid level opertaing device not only cost is very high, and failure rate is also higher, can't be used in the liquid of chemical volatility matter simultaneously.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of cursory automatic switch, this cursory automatic switch reliable in action, highly sensitive, not fragile, long service life, can not polluted water, applicable to various liquid, and cost is very low.
The technical scheme solving the problems of the technologies described above is:
A kind of cursory automatic switch, it is by cursory, cable output line, weight forms, cursory is the cylinder of closed at both ends, in cursory, there are 2 metal approach switches, two metal approach switches are respectively closed type metal approach switch and open type metal approach switch, they are separately fixed at the two ends in cursory cavity, in cursory cavity, be full of foam, between two metal approach switches, there is plastic tube to be communicated with, in plastic tube, place a Metal Ball, Metal Ball diameter is less than the caliber of plastic tube, two metal approach switches are connected with water-level control circuit by wire respectively, wire is through in cable output line, cable output line is drawn after being fixedly connected with weight.
Above-mentioned cursory automatic switch, described weight is fixed on liquid container wall, or lowering is at bottom of liquid container, and the be connected weight needed length of weight when the length of cable output line between cursory swims in normal level of liquid with cursory level matches.
Above-mentioned cursory automatic switch, described plastic tube mid diameter is greater than both sides.
The beneficial effects of the utility model are:
The cursory liquid surface that swims in of the present utility model, when liquid level changes, by weight pull-in cable line, make cursory generation inclination up or down, Metal Ball is rolled to two ends respectively, trigger respectively the metal approach switch at cursory two ends, make water-level control circuit produce corresponding draining or water supply, reach the object of controlling liquid surface height.The utility model is simple in structure, reliable in action, highly sensitive, can not misoperation, cost is low, the life-span is long, through measuring and calculating, access times can reach 1,000,000 times, as controlled as water tower automatic water filling, by 5 calculating of automatic loading water every day, can, with 547.9, substantially exceed at present all liquid levels cursory, therefore for user, be to put things right once and for all, need not consider the problem of changing or keeping in repair.The utility model, with the problem designing cleverly and simply structure has solved liquid levels control, particularly can not be used the liquid of other level control (LC) equipment to have extremely important meaning to some, therefore has significant economic benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, mark is as follows: cursory 1, cable output line 2, Metal Ball 3, open type metal approach switch 4, wire 5, closed type metal approach switch 6, weight 7, plastic tube 8.
Embodiment
The utility model is comprised of cursory 1, cable output line 2, weight 7.
In figure, show, cursory 1 is the cylinder of closed at both ends, in cursory cavity, be full of foam, in cursory 1, there are 2 metal approach switches, two metal approach switches are connected with water-level control circuit by wire 5 respectively, wire 5 is through in cable output line 2, and cable output line 2 is drawn after being fixedly connected with weight 7.
In figure, show, two metal approach switches are respectively closed type metal approach switch 6 and open type metal approach switch 4, they are separately fixed at the two ends in cursory cavity, between two metal approach switches, there is plastic tube 8 to be communicated with, Metal Ball 3 of the interior placement of plastic tube 8, Metal Ball 3 diameters are less than the caliber of plastic tube 8, can in plastic tube 8, roll, and plastic tube 8 mid diameters are greater than both sides.
In figure, show, weight 7 is fixed on liquid container wall, or lowering is at bottom of liquid container, and the needed length of weight 7 that the is connected when length of the cable output line 2 between weight 7 and cursory 1 swims in normal level of liquid with cursory 1 level matches.Such length is in SEA LEVEL VARIATION, and cursory 1 rises or declines with liquid level, but can produce under the tractive of the cable output line 2 of regular length, causes Metal Ball 3 to roll, and causes the metal approach switch motion at two ends, and then produces the action of draining or moisturizing.
The water-level control circuit that Float switch of the present utility model connects comprises contactor, pump or drain solenoid valve etc., and by Chang Kai and normally closed switch, controlling water level is known technology contents, therefore to no longer describing in detail.The applicable liquid of the utility model comprises water, oil, chemical liquid, liquid gas etc.
The course of work of the present utility model is as follows:
When the utility model liquid level of living in is during higher than weight 7 (high water stage), because the traction of cable output line 2 makes cursory 1 certain angle that raises up, with closed type metal approach switch 6 higher than with open type metal approach switch 4, Metal Ball 3 is rolled into open type metal approach switch 4 places and makes open type metal approach switch 4 closures.When the utility model liquid level of living in and weight 7 are highly consistent (middle water level), because plastic tube 8 mid diameters are greater than both sides, make Metal Ball 3 in the middle of plastic tube 8, two metal approach switches all keep ortho states.When the utility model liquid level of living in is during lower than weight 7 height (low-water level), because the traction of cable output line 2 makes cursory 1 certain angle that has a down dip, be open type metal approach switch 4 higher than closed type metal approach switch 6, Metal Ball 3 is rolled into closed type metal approach switch 6 places opens the nearly switch 6 of closed type metal.
The utility model coordinates and can realize Auto-drainage and automatic loading water with contactor and pump, when high water stage, open type metal approach switch 4 closures, serial connection and closed type metal approach switch 6 after output lead 5 serial connection contactor coils, and by one group of contactor, often drive auxiliary contact and be connected in parallel on open type metal approach switch 4 to realize self-insurance, now the closed main circuit of connecting of contactor makes pump running discharge liquid.Also can connect drain solenoid valve by contactor and carry out draining.When the utility model liquid level of living in and weight 7 are highly consistent (middle water level), open type metal approach switch 4 is opened, and due to a group of contactor, often drives auxiliary contact and is connected in parallel on open type metal approach switch 4, and contactor still can obtain electric closure and.When the utility model liquid level of living in is during lower than weight 7 height (low-water level), closed type metal approach switch 6 is opened, disconnecting circuit contactor dead electricity, and pump or drain solenoid valve also dead electricity stop discharging liquid.On this circuit base, contactor is changed into relay, by the normally closed auxiliary contact serial connection contactor of relay, when low-water level, contactor obtains electricly, and contactor dead electricity when high water stage, has formed automatic supplementing liquid circuit.
Claims (3)
1. a cursory automatic switch, it is characterized in that: it is by cursory (1), cable output line (2), weight (7) forms, the cylinder that cursory (1) is closed at both ends, in cursory (1), there are 2 metal approach switches, two metal approach switches are respectively closed type metal approach switch (6) and open type metal approach switch (4), they are separately fixed at the two ends in cursory cavity, in cursory cavity, be full of foam, between two metal approach switches, there is plastic tube (8) to be communicated with, in plastic tube (8), place a Metal Ball (3), Metal Ball (3) diameter is less than the caliber of plastic tube (8), two metal approach switches are connected with water-level control circuit by wire (5) respectively, wire (5) is through in cable output line (2), cable output line (2) is drawn after being fixedly connected with weight (7).
2. cursory automatic switch according to claim 1, it is characterized in that: described weight (7) is fixed on liquid container wall, or lowering is at bottom of liquid container, the needed length of weight (7) that the is connected when length of the cable output line (2) between weight (7) and cursory (1) swims in normal level of liquid with cursory (1) level matches.
3. cursory automatic switch according to claim 2, is characterized in that: described plastic tube (8) mid diameter is greater than both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320644385.6U CN203490550U (en) | 2013-10-18 | 2013-10-18 | Buoy automation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320644385.6U CN203490550U (en) | 2013-10-18 | 2013-10-18 | Buoy automation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203490550U true CN203490550U (en) | 2014-03-19 |
Family
ID=50261371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320644385.6U Expired - Fee Related CN203490550U (en) | 2013-10-18 | 2013-10-18 | Buoy automation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203490550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110824132A (en) * | 2019-11-18 | 2020-02-21 | 南京清成河谷信息科技有限公司 | Stable form test probe is used in water conservancy information ization detection |
-
2013
- 2013-10-18 CN CN201320644385.6U patent/CN203490550U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110824132A (en) * | 2019-11-18 | 2020-02-21 | 南京清成河谷信息科技有限公司 | Stable form test probe is used in water conservancy information ization detection |
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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 |
Granted publication date: 20140319 Termination date: 20151018 |
|
| EXPY | Termination of patent right or utility model |