CN2396382Y - Water level display for solar water heater - Google Patents

Water level display for solar water heater Download PDF

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Publication number
CN2396382Y
CN2396382Y CN 99251455 CN99251455U CN2396382Y CN 2396382 Y CN2396382 Y CN 2396382Y CN 99251455 CN99251455 CN 99251455 CN 99251455 U CN99251455 U CN 99251455U CN 2396382 Y CN2396382 Y CN 2396382Y
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CN
China
Prior art keywords
bar
contact
level display
water level
water heater
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Expired - Fee Related
Application number
CN 99251455
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Chinese (zh)
Inventor
庄惠明
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Individual
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Individual
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Priority to CN 99251455 priority Critical patent/CN2396382Y/en
Application granted granted Critical
Publication of CN2396382Y publication Critical patent/CN2396382Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a water level display for a solar water heater, which comprises a top cover of a small water tank, contacting pieces (rods), a fixing bracket of the contacting pieces (rods), floating balls, the small water tank and an electronic circuit, wherein, the contacting pieces (rods) are fixed on the fixing bracket of the contacting pieces (rods) from up to down in the manner of groups. The floating balls are arranged between every upper and lower groups of contacting pieces (rods), and the fixing bracket of the contacting pieces (rods) are arranged in the small water tank. The water level display has the advantages of simple structure, low cost, easy installation convenient maintenance, not easy generation of failures and long service life. The water level display is particularly suitable for being used as the water level display of the domestic solar water heater.

Description

Water level display for solar water heater
The utility model belongs to a kind of water level display, particularly a kind of water level display that is used on the solar water heater.
In using solar water heater,, on solar water heater, need to install the electronic type water level display for the ease of adding water to the water tank on the solar water heater.The existing electronic type water level display that is used on the solar water heater generally is made up of electronic components such as sensor, displays, this class is used for the electronic type water level display on the solar water heater, exist complex structure, the cost height, installation, maintenance inconvenience, easy break-down, the weak point that serviceable life is short.
Task of the present utility model is the existing said structure complexity of electronic type water level display that is used on the solar water heater at existing, the cost height, inconvenience is installed, easy break-down, the weak point that serviceable life is short provides a kind of simple in structure, cost is low, installation, maintenance is convenient, easy break-down not, the water level display for solar water heater of long service life.
Task of the present utility model is finished as follows: water level display for solar water heater comprises little water tank top cover, terminal box, contact (bar), contact (bar) fixed support, ball float, little water tank and electronic circuit.Wherein, contact (bar) is fixed on contact (bar) fixed support from top to bottom successively in mode in groups, every group of contact (bar) is made up of 2 to 4 contacts (bar), ball float is arranged on each and organizes up and down between the contact (bar), contact (bar) fixed support is located in the little water tank, and terminal box is located on the little water tank top cover.Electronic circuit is by K switch 1, K 2, K 3, K 4, power supply E, light emitting diode D 1, D 2, D 3, D 4Form, wherein K switch 1To K 4Form by in groups contact (bar) and ball float, contact (bar) is to be made of conductive layer and insulation course, be fixed on the end that its conductive layer of contact (bar) on contact (bar) the fixed support top is positioned at this contact (bar) all, be fixed on its conductive layer of all the other contacts (bar) on contact (bar) fixed support and be positioned at the top of each contact (bar), to be a proportion be provided with one deck conductive layer, light emitting diode D less than its spherome surface of spheroid of water to ball float 1To D 4As the active display on the water level display for solar water heater.During installation, link together by last three-way pipe and following three-way pipe between little water tank on the water level display for solar water heater and the water tank on the solar water heater, wherein go up another interface on the three-way pipe and be the ventilation gap on the solar water heater water tank, another interface on the following three-way pipe is an intake-outlet.During use, the water level in solar water heater water tank is lower than K switch 4The time, K switch 2, K 3, K 4On 2 corresponding therewith utmost point contacts (bar) of ball float contact K switch at this moment 2, K 3, K 4Conducting, then light emitting diode D 2, D 3, D 4Luminous.Along with water level rises, each ball float floats successively, light emitting diode D 4, D 3, D 2Extinguish successively, work as K at last 2On ball float and K 1On 2 utmost point contacts (bar) when contacting, K 1Conducting, then light emitting diode D 1Luminous, this shows that the water level in the solar water heater water tank has been in the highest.
The utility model is compared with the existing electronic type water level display that is used on the solar water heater, has simple in structurely, and cost is low, and installation, maintenance is convenient, easy break-down not, the characteristics of long service life.The utility model is particularly suitable as the water level display on the domestic solar water heater.
Description of drawings:
Fig. 1 is the structural representation of water level display for solar water heater.Wherein (1) represents water tank; (2) expression water tank ventilation overflow pipe; (3) three-way pipe in the expression; (4) the little water tank ventilation of expression overflow pipe; (5) the little water tank top cover of expression; (6) expression terminal box; (7) expression contact (bar); (8) expression contact (bar) fixed support; (9) expression ball float; (10) represent little water tank; (11) expression lead; (12) expression active display; (13) the little water tank water pipe of expression; (14) three-way pipe under the expression; (15) expression water tank water pipe.
Fig. 2 is the structural representation of contact (bar).Wherein (16) represent conductive layer; (17) expression insulation course.
Fig. 3 is the support bracket fastened structural representation of contact (bar).
Fig. 4 is the circuit diagram of water level display for solar water heater.K wherein 1To K 4Be switch; E is a power supply; D 1To D 4Be light emitting diode.
Below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.
Water level display for solar water heater is made up of little water tank top cover (5), terminal box (6), contact (bar) (7), contact (bar) fixed support (8), ball float (9), little water tank (10) and electronic circuit.Wherein, contact (bar) (7) is fixed on contact (bar) fixed support (8) from top to bottom successively in mode in groups, ball float (9) is arranged on each and organizes up and down between the contact (bar) (7), contact (bar) fixed support (8) is located in the little water tank (10), and terminal box (6) is located on the little water tank top cover (5).Electronic circuit is by K switch 1, K 2, K 3, K 4, power supply E, light emitting diode D 1, D 2, D 3, D 4Form, wherein K switch 1To K 4Form by in groups contact (bar) (7) and ball float (9), contact (bar) (7) is to be made of conductive layer (16) and insulation course (17), be fixed on its conductive layer of contact (bar) (7) (16) on contact (bar) fixed support (8) top and be positioned at the bottom of this contact (bar) (7), be fixed on its conductive layers of all the other contacts (bar) (7) (16) on contact (bar) fixed support (8) and be positioned at the top of each contact (bar) (7), ball float (9) is the spheroid of a proportion less than water, its spherome surface is provided with one deck conductive layer, light emitting diode D 1To D 4As the active display on the water level display for solar water heater (12).In electronic circuit, K switch 1, K 2, K 3, K 4An end respectively with light emitting diode D 1, D 2, D 3, D 4Positive pole join K switch 1, K 2, K 3, K 4The other end all be connected to the positive pole of power supply E, light emitting diode D 1, D 2, D 3, D 4Negative pole all be connected to the negative pole of power supply E.During installation, link together by water tank ventilation overflow pipe (2), last three-way pipe (3), little water tank ventilation overflow pipe (4) and little water tank water pipe (13), following three-way pipe (14), water tank water pipe (15) between little water tank (10) on the water level display for solar water heater and the water tank (1) on the solar water heater.

Claims (4)

1, a kind of water level display for solar water heater, it is characterized in that this water level display for solar water heater comprises little water tank top cover (5), contact (bar) (7), contact (bar) fixed support (8), ball float (9), little water tank (10), active display (12) and electronic circuit, wherein, contact (bar) (7) is fixed on contact (bar) fixed support (8) from top to bottom successively in mode in groups, ball float (9) is arranged on each and organizes up and down between the contact (bar) (7), contact (bar) fixed support (8) is located in the little water tank (10), surface at ball float (9) is provided with one deck conductive layer, and every group of contact (bar) is made up of 2 to 4 contacts (bar).
2, water level display for solar water heater according to claim 1 is characterized in that active display (12) is to be made of light emitting diode.
3, water level display for solar water heater according to claim 1 is characterized in that contact (bar) (7) is to be made of conductive layer (16) and insulation course (17).
4, water level display for solar water heater according to claim 1 and 2 is characterized in that electronic circuit is by K switch 1, K 2, K 3, K 4, power supply E, light emitting diode D 1, D 2, D 3, D 4Form, wherein K switch 1To K 4Form K switch by in groups contact (bar) (7) and ball float (9) 1, K 2, K 3, K 4An end respectively with light emitting diode D 1, D 2, D 3, D 4Positive pole join K switch 1, K 2, K 3, K 4The other end all be connected to the positive pole of power supply E, light emitting diode D 1, D 2, D 3, D 4Negative pole all be connected to the negative pole of power supply E.
CN 99251455 1999-11-15 1999-11-15 Water level display for solar water heater Expired - Fee Related CN2396382Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99251455 CN2396382Y (en) 1999-11-15 1999-11-15 Water level display for solar water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99251455 CN2396382Y (en) 1999-11-15 1999-11-15 Water level display for solar water heater

Publications (1)

Publication Number Publication Date
CN2396382Y true CN2396382Y (en) 2000-09-13

Family

ID=34035909

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 99251455 Expired - Fee Related CN2396382Y (en) 1999-11-15 1999-11-15 Water level display for solar water heater

Country Status (1)

Country Link
CN (1) CN2396382Y (en)

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C19 Lapse of patent right due to non-payment of the annual fee
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