CN2456143Y - Level and temperature display instrument for solar water heater - Google Patents

Level and temperature display instrument for solar water heater Download PDF

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Publication number
CN2456143Y
CN2456143Y CN 00251786 CN00251786U CN2456143Y CN 2456143 Y CN2456143 Y CN 2456143Y CN 00251786 CN00251786 CN 00251786 CN 00251786 U CN00251786 U CN 00251786U CN 2456143 Y CN2456143 Y CN 2456143Y
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China
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water level
water
water heater
resistance
pole
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Expired - Fee Related
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CN 00251786
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Chinese (zh)
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庄惠明
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Individual
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Individual
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Abstract

The utility model relates to a water level and temperature display instrument for a solar water heater, which comprises a top cover, a bearing rod, a fixing tube, a guide rod, a protecting cover, a floating body, a contact fixing frame, a base, a water level display circuit and a water temperature display circuit, wherein, a water level display switch of the water level display circuit is composed of a guide tube, the floating body and a contact. The water temperature display circuit is composed of a thermally-sensitive member and an electron temperature display. The utility model has the obvious advantages of simple structure, low cost, convenient installation and maintenance, long service life, and simultaneous display of water level and temperature; in addition, the utility model is not easy to generate failure. The instrument is particularly suitable for being used as the water level and temperature display instrument of the domestic solar water heater.

Description

The water level and water temperature of solar water heater display instrument
The utility model relates to water level, water temperature display device technology field, particularly a kind of water-level and water-temperature display instrument that is applied on the solar water heater.
In using solar water heater, add water and be convenient to understand water level and water temperature in the water tank of solar water heater for the ease of the water tank of giving solar water heater, on solar water heater, need to install electronic type water-level and water-temperature display device.The existing electronic type water-level and water-temperature display device that is used on the solar water heater generally is made up of electronic components such as sensor, displays, and it exists complex structure, cost height, I﹠M 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 level displaying device that is used on the solar water heater at existing, the cost height, I﹠M inconvenience, easy break-down, serviceable life is short, the weak point that can not show the water temperature in the solar water heater water tank, provide a kind of simple in structure, with low cost, I﹠M is convenient, easy break-down not, the water level and water temperature of solar water heater display instrument of long service life.
Task of the present utility model is finished as follows: the utility model water level and water temperature of solar water heater display instrument, it comprise top cover, pole, stationary pipes, conduit, protection overcoat, buoyancy aid, 3 to 5 (to) static contact, base, water level display circuit and water temperature display circuit.Wherein conduit is to be made by insulating material, and conduit is located in the protection overcoat, and top cover and base are located at the two ends up and down of protection overcoat respectively, have through hole on the tube wall of protection overcoat; On conduit, static contact is to be formed by the outer wall that conductive layer is located at conduit to each static contact, as required, 3 to 5 pairs of static contacts can be separately fixed on 2 conduits by certain interval by certain fixed interval; Or with 3 to 5 static contacts by certain fixed interval on a conduit, another root catheter surface adopts conductive material, each static contact and lead one end join, buoyancy aid is the object of a proportion less than water, respectively be provided with an annular sliding sleeve in the both sides of buoyancy aid, annular sliding sleeve surface in buoyancy aid and buoyancy aid both sides is provided with one deck conductive layer, and 2 annular sliding sleeves are enclosed within respectively on 2 conduits, and buoyancy aid can slide up and down along conduit with the variation of water level by 2 annular sliding sleeves; Protection is outer to be placed among the solar water heater water tank, the afterbody of conduit links together by pin and top cover hinge, the middle part and the stationary pipes of pole are fixed together, the head of pole is L-shaped, top at club head is provided with terminal box, and pole is fixed on the top of inner tubal wall of the spilling water mouth of pipe of giving vent to anger of solar water heater water tank by stationary pipes; In order to guarantee that terminal box is in the top of the spilling water mouth of pipe of giving vent to anger of solar water heater water tank all the time, on the hold-down nut on the spilling water mouth of pipe of giving vent to anger, be provided with 1 set collar, prop up the end that club head is fixed on fixed bar, the other end of fixed bar is inserted in the set collar of hold-down nut; Water level display circuit is by K switch 1, K 2, K 3, K 4, K 5, power supply E 1, light emitting diode D 1, D 2, D 3, D 4, resistance R 1, R 2, R 3, R 4Form, as required, can in this water level display circuit, set up speech IC IC and loudspeaker N, its middle water level display switch K 1, K 2, K 3, K 4Form light emitting diode D by one deck conductive layer that is located at supravasal static contact and the annular sliding sleeve surface that is located at buoyancy aid and buoyancy aid both sides 1, D 2, D 3, D 4As the active display on the solar water heater water level display instrument, speech IC IC and loudspeaker N are as solar water heater watering or stop to add the sound prompt device of water; The water temperature display circuit is by thermal sensing element, resistance R 5, R 6, R 7, power supply E 2Form with temperature indicator G, wherein thermal sensing element is located on the base of protection overcoat, and thermal sensing element can adopt thermistor R tDuring use, the water level in solar water heater water tank is positioned at K switch 4The time, K 4On the corresponding therewith static contact of the lip-deep conductive layer of buoyancy aid and buoyancy aid both sides annular sliding sleeve that is located at contact K switch at this moment 4Conducting, then light emitting diode D 4Luminous.Along with water level rises, the buoyancy aid come-up, the water level in solar water heater water tank is positioned at K switch 3The time, K 3On the corresponding therewith static contact of the lip-deep conductive layer of buoyancy aid and buoyancy aid both sides annular sliding sleeve that is located at contact K switch at this moment 3Conducting, then light emitting diode D 3Luminous.Along with water level continues to rise, the buoyancy aid come-up, the water level in solar water heater water tank is positioned at K switch 2The time, K 2On the corresponding therewith static contact of the lip-deep conductive layer of buoyancy aid and buoyancy aid both sides annular sliding sleeve that is located at contact K switch at this moment 2Conducting, then light emitting diode D 2Luminous.Water level in solar water heater water tank is positioned at the K of the upper limit at last 1The time, K 1On the corresponding therewith static contact of the lip-deep conductive layer of buoyancy aid and buoyancy aid both sides annular sliding sleeve that is located at contact K switch at this moment 1Conducting, then light emitting diode D 1Luminous, and speech IC IC also is switched on, and has been in highest point by the water level of loudspeaker N in people's voice suggestion solar water heater water tank, and water is filled it up with.
The utility model is compared with the existing electronic type level displaying device that is used on the solar water heater, has simple in structurely, with low cost, and I﹠M is convenient, easy break-down not, the outstanding advantage of long service life.The utility model is particularly suitable as a kind of domestic solar water heater's water-level and water-temperature display instrument.
Description of drawings:
Fig. 1 is the structural representation of water level and water temperature of solar water heater display instrument.Wherein (1) represents top cover; (2) expression pin; (3) expression solar water heater water tank; (4) expression pole; (5) expression set collar; (6) expression terminal box; (7) expression fixed bar; (8) expression stationary pipes; (9) represent to give vent to anger the overflow pipe mouth; (10) expression hold-down nut; (11) expression conduit; (12) expression protection overcoat; (13) expression buoyancy aid; (14) expression static contact; (15) represent annular sliding sleeve; (16) expression thermal sensing element; (17) expression base; (18) expression water inlet pipe and water outlet pipe; (19) expression lead; (20) expression display instrument; (21) expression through hole.
Fig. 2 is the structural representation of buoyancy aid.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the water level display circuit figure of water level and water temperature of solar water heater display instrument.K wherein 1To K 5Be switch; E 1Be power supply; D 1To D 4Be light emitting diode; R 1Be R 4Resistance.
Fig. 5 is the water temperature display circuit figure of water level and water temperature of solar water heater display instrument.R wherein tBe thermal sensing element; R 5, R 6, R 7Be resistance; E 2Be power supply; G is a temperature indicator.
Below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.
A kind of water level and water temperature of solar water heater display instrument, it by top cover (1), pole (4), stationary pipes (8), 2 conduits (11), protection overcoat (12), buoyancy aid (13), 4 (to) static contact (14), base (17), water level display circuit and water temperature display circuit form.The conduit that is made of plastics (11) is located in the protection overcoat (12), and top cover (1) and base (17) are located at the two ends up and down of protection overcoat (12) respectively, has through hole (21) on the tube wall of protection overcoat (12).Static contact (14) is to be formed by the outer wall that conductive layer is located at conduit (11), as required, 4 pairs of static contacts (14) can be separately fixed on 2 conduits (11) by certain interval; Or with 4 static contacts (14) by certain fixed interval on a conduit (11), conductive material is adopted on another root conduit (11) surface, each static contact (14) joins with lead one end.Buoyancy aid (13) is the object of a proportion less than water, respectively be provided with an annular sliding sleeve (15) in the both sides of buoyancy aid (13), annular sliding sleeve (15) surface in buoyancy aid (13) and buoyancy aid (13) both sides is provided with one deck conductive layer, 2 annular sliding sleeves (15) are enclosed within respectively on 2 conduits (11), and buoyancy aid (13) can slide up and down along conduit (11) with the variation of water level by 2 annular sliding sleeves (15).Protection overcoat (12) places among the solar water heater water tank; the afterbody of pole (4) links together by pin (2) and top cover (1) hinge; the middle part of pole (4) and stationary pipes (8) are fixed together; the head of pole (4) is L-shaped, is provided with terminal box (6) on the top of pole (4) head.In order to guarantee that terminal box (6) is in the top of the spilling water mouth of pipe (9) of giving vent to anger of solar water heater water tank all the time, on the hold-down nut (10) on the spilling water mouth of pipe (9) of giving vent to anger, be provided with 1 set collar (5), pole (4) head is fixed on an end of fixed bar (7), and the other end of fixed bar (7) is inserted in the set collar (5) of hold-down nut (10).Water level display circuit is by K switch 1, K 2, K 3, K 4, K 5, power supply E 1, light emitting diode D 1, D 2, D 3, D 4, resistance R 1, R 2, R 3, R 4, speech IC IC and loudspeaker N form, its middle water level display switch K 1, K 2, K 3, K 4By being located at the static contact (14) on the conduit (11) and being located at buoyancy aid (13) and the lip-deep conductive layer composition of the annular sliding sleeve (15) of buoyancy aid (13) both sides, light emitting diode D 1, D 2, D 3, D 4As the active display on the solar water heater water level display instrument, speech IC IC and loudspeaker N are as solar water heater watering or stop to add the sound prompt device of water.In water level display circuit, K switch 1, K 2, K 3, K 4An end respectively with resistance R 1, R 2, R 3, R 4After the series connection, be connected to light emitting diode D successively 1, D 2, D 3, D 4Positive pole, K switch 1, K 2, K 3, K 4The other end all be connected to K switch 5An end, K switch 5The other end be connected to power supply E 1Positive pole, light emitting diode D 2, D 3, D 4Negative pole all be connected to power supply E 1Negative pole, at light emitting diode D 1Negative pole on be in series with speech IC IC, loudspeaker N successively, the other end of loudspeaker N is connected to power supply E 1Negative pole.For facilitating electronic circuit, can in electronic circuit, remove speech IC IC and loudspeaker N, then light emitting diode D 1Negative pole directly be connected to power supply E 1Negative pole on.The water temperature display circuit is by thermal sensing element (16), resistance R 5, R 6, R 7, power supply E 2Form with temperature indicator G, wherein thermal sensing element (16) is located on the base (17) of protection overcoat (12), and thermal sensing element (16) adopts thermistor R tIn the water temperature display circuit, thermistor R tAn end be connected to resistance R respectively 7The end of an end, temperature indicator G on, thermistor R tThe other end be connected to resistance R respectively 5An end and power supply E 2Positive pole on, resistance R 7The other end be connected to resistance R respectively 6An end and power supply E 2Negative pole on, the other end of temperature indicator G is connected to resistance R respectively 5The other end and resistance R 6The other end on.During installation; to protect overcoat (12) to insert the water tank of solar water heater from the spilling water mouth of pipe (9) of giving vent to anger of solar water heater water tank, pole (4) is fixed on the top of inner tubal wall of the spilling water mouth of pipe (9) of giving vent to anger of solar water heater water tank by stationary pipes (8).

Claims (8)

1; a kind of water level and water temperature of solar water heater display instrument; it is characterized in that this device comprises top cover (1); pole (4); stationary pipes (8); 2 conduits (11); protection overcoat (12); buoyancy aid (13); 3 to 5 (to) static contact (14); base (17); water level display circuit and water temperature display circuit; the conduit of being made by insulating material (11) is located in the protection overcoat (12); top cover (1) and base (17) are located at the two ends up and down of protection overcoat (12) respectively; on the tube wall of protection overcoat (12), have through hole (21); each static contact (14) is pressed certain fixed interval on conduit (11); static contact (14) is to be formed by the outer wall that conductive layer is located at conduit (11); each static contact (14) joins with lead (19) one ends; respectively be provided with an annular sliding sleeve (15) in the both sides of buoyancy aid (13); annular sliding sleeve (15) surface in buoyancy aid (13) and buoyancy aid (13) both sides is provided with one deck conductive layer, and 2 annular sliding sleeves (15) are enclosed within respectively on 2 conduits (11).
2, water level and water temperature of solar water heater display instrument according to claim 1 is characterized in that 3 to 5 pairs of static contacts are located at respectively on 2 conduits (11) by certain interval.
3, water level and water temperature of solar water heater display instrument according to claim 1 is characterized in that 3 to 5 static contacts are located on the conduit (11) by certain interval, and another root conduit (11) surface is provided with one deck conductive layer.
4, water level and water temperature of solar water heater display instrument according to claim 1 is characterized in that water level display circuit is by K switch 1, K 2, K 3, K 4, K 5, power supply E 1, light emitting diode D 1, D 2, D 3, D 4, resistance R 1, R 2, R 3, R 4, speech IC IC and loudspeaker N form, its middle water level display switch K 1, K 2, K 3, K 4By being located at the static contact (14) on the conduit (11) and being located at buoyancy aid (13) and one deck conductive layer composition on the annular sliding sleeve (15) of buoyancy aid (13) both sides surface, K switch 1, K 2, K 3, K 4An end respectively with resistance R 1, R 2, R 3, R 4After the series connection, be connected to light emitting diode D successively 1, D 2, D 3, D 4Positive pole, K switch 1, K 2, K 3, K 4The other end all be connected to K switch 5An end, K switch 5The other end be connected to power supply E 1Positive pole, light emitting diode D 2, D 3, D 4Negative pole all be connected to power supply E 1Negative pole, at light emitting diode D 1Negative pole on be in series with speech IC IC, loudspeaker N successively, the other end of loudspeaker N is connected to power supply E 1Negative pole.
5,, it is characterized in that the water temperature display circuit is by thermal sensing element (16), resistance R according to claim 1 or 4 described water level and water temperature of solar water heater display instruments 5, R 6, R 7, power supply E 2Form with temperature indicator G, wherein thermal sensing element (16) is located on the base (17) of protection overcoat (12), and an end of thermal sensing element (16) is connected to resistance R respectively 7The end of an end, temperature indicator G on, the other end of thermal sensing element (16) is connected to resistance R respectively 5An end and power supply E 2Positive pole on, resistance R 7The other end be connected to resistance R respectively 6An end and power supply E 2Negative pole on, the other end of temperature indicator G is connected to resistance R respectively 5The other end and resistance R 6The other end on.
6, water level and water temperature of solar water heater display instrument according to claim 5 is characterized in that thermal sensing element (16) is thermistor R t
7, according to claim 1 or 4 or 5 described water level and water temperature of solar water heater display instruments, it is characterized in that the afterbody of pole (4) links together by pin (2) and top cover (1) hinge, the middle part of pole (4) and stationary pipes (8) are fixed together.
8, according to claim 1 or 4 or 5 described water level and water temperature of solar water heater display instruments, the head that it is characterized in that pole (4) is L-shaped, top at pole (4) head is provided with terminal box (6), and the lead other end in the guide rod (11) is connected on the terminal box (6).
CN 00251786 2000-10-01 2000-10-01 Level and temperature display instrument for solar water heater Expired - Fee Related CN2456143Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 00251786 CN2456143Y (en) 2000-10-01 2000-10-01 Level and temperature display instrument for solar water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 00251786 CN2456143Y (en) 2000-10-01 2000-10-01 Level and temperature display instrument for solar water heater

Publications (1)

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CN2456143Y true CN2456143Y (en) 2001-10-24

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Application Number Title Priority Date Filing Date
CN 00251786 Expired - Fee Related CN2456143Y (en) 2000-10-01 2000-10-01 Level and temperature display instrument for solar water heater

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102121842A (en) * 2010-11-30 2011-07-13 华侨大学 Leachate height monitoring device for domestic waste landfill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102121842A (en) * 2010-11-30 2011-07-13 华侨大学 Leachate height monitoring device for domestic waste landfill

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