CN104818754A - Electronic constant-temperature heating system for water tank of water closet - Google Patents
Electronic constant-temperature heating system for water tank of water closet Download PDFInfo
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- CN104818754A CN104818754A CN201510151201.6A CN201510151201A CN104818754A CN 104818754 A CN104818754 A CN 104818754A CN 201510151201 A CN201510151201 A CN 201510151201A CN 104818754 A CN104818754 A CN 104818754A
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- water tank
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- water outlet
- heating system
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Abstract
The invention discloses an electronic constant-temperature heating system for a water tank of a water closet, and the system comprises the water tank, a heater, and a control unit which is used for controlling the operation of the heater. The water tank is provided with a water inlet and a water outlet. The heater is disposed in the water tank, and is electrically connected with the control unit. The system also comprises a flow guide part, and the flow guide part is fixed at the water inlet at an inner side of the water tank. Moreover, the interior of the flow guide part is provided with a flow guide channel, wherein one end of the flow guide channel is communicated with the water inlet. The bottom of the flow guide part is also provided with a water outflowing gap which is communicated with the flow guide channel. The width of the water outflowing gap increases along the water inflowing direction of the flow guide channel. The above structural design enables cold water to slowly enter into the water tank and to be fully heated by the heater, and the mixing of water is uniform, thereby enabling the ejection duration of warm water of the water tank to be long, and bringing convenience to a user for use.
Description
Technical field
The present invention relates to the electronic toilet field, particularly relate to a kind of the electronic toilet water tank constant-temperature heating system.
Background technology
Smart electronics water closet on market, can spray warm water and clean human body, and its warm water water source is provided by the constant temperature water tank being installed on water closet.Be provided with heater in constant temperature water tank, by after the temperature that water is heated to user's setting, carry out that stern is washed, woman washes through outlet system effect ejection.
Because existing constant temperature water tank is directly intake, heated; and flow of inlet water is larger; cannot ensure that the cold water of influent side can fully heat; mixed water weak effect; the duration that warm water is sprayed is short; water tank water temperature drop is fast, causes user in use, often can touch cold water and produce discomfort.
Summary of the invention
The invention provides a kind of the electronic toilet water tank constant-temperature heating system, its homogeneous heating, the mixed water duration that is effective, warm water ejection is long, therefrom overcomes the weak point existing for constant temperature water tank of the electronic toilet of prior art.
The technical solution adopted for the present invention to solve the technical problems is: a kind of the electronic toilet water tank constant-temperature heating system, comprise water tank, heater and the control unit for control heater work, water tank is provided with water inlet and delivery port, heater is installed in water tank, and is electrically connected with control unit; Also comprise conducting element, this conducting element is fixed on the water inlet inside water tank, and be provided with flow-guiding channel in this conducting element, this flow-guiding channel one end is communicated with water inlet, also be provided with the water outlet gap be connected with flow-guiding channel bottom conducting element, the width in this water outlet gap is large from little change along the water inlet direction of flow-guiding channel.
In one embodiment, described control unit comprises master board and controllable silicon, and master board connects described heater by controllable silicon; Described water inlet is also provided with the first temperature pick up for detecting inflow temperature, and this first temperature pick up is connected to master board.
In one embodiment, described water tank comprises the fixing upper casing of upper-lower seal and lower casing, and lower casing is provided with described water inlet, and upper casing is provided with described delivery port, and described conducting element and heater are installed in lower casing respectively.
In one embodiment, the volume of described upper casing is greater than the volume of described lower casing, and described heater is positioned at lower casing, and/or the width maximum position in described water outlet gap and described delivery port are positioned on the diagonal of described water tank.
In one embodiment, described water tank sidewall is close in described conducting element side, and opposite side is provided with the baffle plate that the water outlet direction along described water outlet gap extends, and this baffle plate is positioned at above described water outlet gap.
In one embodiment, the width of described baffle plate is large from little change along described flow-guiding channel water inlet direction.
In one embodiment, bottom described conducting element, be also provided with at least one weep hole at described water outlet gap width maximum position place.
In one embodiment, the space between the inclined end face that described water outlet gap is arranged by described conducting element bottom and the inner bottom surface of described water tank is formed, or described water outlet gap is the rectangular gap offered along the water inlet direction of described flow-guiding channel bottom described conducting element.
In one embodiment, described water outlet is also provided with the second temperature pick up for detecting coolant-temperature gage, this second temperature pick up is connected with described master board, and/or also comprise three-temperature sensor, this three-temperature sensor is arranged at the medium position of described water tank, and is connected with described master board.
In one embodiment, described water inlet is also provided with for controlling the water inlet control valve of intaking, and described water outlet is also provided with water outlet diverter valve, and this water inlet control valve and water outlet diverter valve are connected with described master board respectively.
Compared to prior art, the present invention has following beneficial effect:
1, because the present invention arranges conducting element in water tank, the water outlet gap be connected with its flow-guiding channel is also provided with bottom this conducting element, and the width in this water outlet gap is large from little change along the water inlet direction of flow-guiding channel, cold water slowly can be flowed in water tank by the water outlet gap bottom conducting element, fully heated by heater, evenly mixed water, thus the duration that water tank warm water is sprayed is long, is user-friendly to;
2, the present invention is by increasing by the first temperature pick up in the water inlet of water tank, and utilizes the master board of control unit to coordinate the heating power of controllable silicon restriction heater, makes the present invention that the coolant-temperature gage in water tank can be avoided too high, causes scald to user;
3, the width maximum position in water outlet gap and described delivery port are located on the diagonal of water tank by the present invention further, make the present invention can realize current heating path and maximize, improve the efficiency of heating surface;
4, the present invention makes the volume of upper casing be greater than the volume of lower casing further, and heater is positioned at lower casing, makes the present invention that more warm water can be made to be retained in water tank upper, to extend the warm water water outlet duration further, reduces water temperature drop speed;
5, the present invention arranges baffle plate further on conducting element, can lead to current, makes the cold water entering water tank flow to water tank bottom more, and is sufficiently heated;
6, the present invention is provided with the second temperature pick up for detecting coolant-temperature gage at water outlet further, this second temperature pick up is connected with described master board, and/or also comprise three-temperature sensor, this three-temperature sensor is arranged at the medium position of described water tank, and be connected with described master board, make the present invention fully can reflect the temperature of water in water tank, and according to the heating power of this temperature control heater, avoid further occurring water temperature over-high and the phenomenon of scalding user.
Below in conjunction with drawings and Examples, the present invention is described in further detail; But a kind of the electronic toilet water tank constant-temperature heating system of the present invention is not limited to embodiment.
Accompanying drawing explanation
Fig. 1 is the D structure schematic diagram of water tank of the present invention;
Fig. 2 is the D structure schematic diagram of lower casing of the present invention;
Fig. 3 is the top view of lower casing of the present invention;
Fig. 4 is the A-A sectional view of Fig. 3;
Fig. 5 is the D structure schematic diagram of conducting element of the present invention;
Fig. 6 is the theory diagram of control section of the present invention.
Detailed description of the invention
Embodiment, refers to shown in Fig. 1-Fig. 6, a kind of the electronic toilet water tank constant-temperature heating system of the present invention, comprise water tank, heater, for the control unit of control heater work and conducting element 40.Wherein, water tank is provided with water inlet 21 and delivery port, and heater is installed in water tank, and is electrically connected with control unit; Conducting element 40 is fixed on water inlet 21 place inside water tank, flow-guiding channel is provided with in this conducting element 40, this flow-guiding channel one end is communicated with water inlet 21, also be provided with the water outlet gap 41 be connected with flow-guiding channel bottom conducting element 40, the width in this water outlet gap 41 is large from little change along the water inlet direction of flow-guiding channel.
In the present embodiment, described water tank comprises the fixing upper casing 10 of upper-lower seal and lower casing 20, and lower casing 20 is provided with described water inlet 21, and upper casing 10 is provided with described delivery port, and the volume of upper casing 10 is greater than the volume of described lower casing 20.Described conducting element 40 and heater are installed in lower casing 20 respectively.Specifically, the top indent of this conducting element 40 forms holddown groove 44, and lock onto in lower casing 20 by securing member (this securing member is specially screw) through holddown groove 44, and the sidewall of described lower casing 20 is close in the side of described conducting element 40, opposite side is provided with the baffle plate 43 that the water outlet direction along described water outlet gap 41 extends, this baffle plate 43 is positioned at above described water outlet gap 41, and the width of this baffle plate 43 is large from little change along the water inlet direction of described flow-guiding channel.Described heater is specially heating tube 30, and it is laid in the inside bottom of lower casing 20.
In the present embodiment, width maximum position and the described delivery port in described water outlet gap 41 are positioned on the diagonal of described water tank, and are also provided with two weep holes 42 at width maximum position place, described water outlet gap 41 bottom described conducting element 40.In the present embodiment, as shown in Figure 5, space between the inclined end face 45 that described water outlet gap 41 is specifically arranged by described conducting element 40 bottom and the inner bottom surface of lower casing 20 is formed, and the breach 46 that each weep hole 42 is arranged by described conducting element 40 bottom surface is equally formed jointly with the inner bottom surface of lower casing 20.Except this, also directly can offer a rectangular gap in the water inlet direction along its flow-guiding channel of conducting element 40 own and form described water outlet gap 41, in like manner, described weep hole 42 can be directly offered in the width maximum position place in corresponding water outlet gap 41 bottom conducting element, but eventually, this water outlet gap 41 and weep hole 42 are all positioned at the bottom position of conducting element 40.
In the present embodiment, as shown in Figure 6, described control unit comprises master board 70 and controllable silicon 71, and master board 70 connects described heating tube 30 by controllable silicon 71; Described water inlet 21 is also provided with the first temperature pick up 72 for detecting inflow temperature and the water inlet control valve 80 for controlling water inlet, and this first temperature pick up 72 and water inlet control valve 80 are connected to master board 70 respectively.Here, water inlet control valve 80 is specially electromagnetic valve.
In the present embodiment, described water outlet is also provided with for detecting the second temperature pick up 72 of coolant-temperature gage and the water outlet diverter valve for waterway switching, and this second temperature pick up and water outlet diverter valve are connected with described master board 70 respectively.Specifically, this water outlet diverter valve is water route reversal valve 60, is connected with jetter, washes the water route switching of washing with woman for realizing stern.The present invention also comprises three-temperature sensor 74, and this three-temperature sensor 74 is arranged at the medium position of described water tank, and is connected with described master board 70.
In the present embodiment, the present invention also comprises key-press input and display unit 90, and this key-press input and display unit 90 are connected with described master board 70, for supplying user's selection function and supplying user's design temperature etc.
Master board 70 of the present invention can also be connected with wind-warm syndrome sensor, seat temperature sensor, the seat occupancy sensor of whether sitting down for detecting user, can be connected by Switching Power Supply and heat driven circuit with seat ring heater, drying heater.
The device of a kind of electronic water closet heated at constant temperature water tank of the present invention, during work, cold water enters the flow-guiding channel of conducting element 40 by the water inlet 21 of lower casing 20, and flow to water outlet gap 41, because the width in water outlet gap 41 is large from little change along the water inlet direction of flow-guiding channel, thus cold water slowly flows into water tank by water outlet gap 41, make heating evenly.In addition, under the effect of the baffle plate 43 of conducting element 40, this cold water can flow to bottom lower casing 20 as much as possible, and is fully heated by the heating tube 30 be positioned at bottom lower casing 20.In addition, the volume of the upper casing 10 of water tank is greater than the volume of little shell, and the delivery port of the width maximum position in water outlet gap 41 and water tank is positioned on the diagonal of water tank, thus, after cold water is heated to form warm water, water tank upper can be retained in more, and cold water is from entering water tank to flowing out the path of water tank for maximizing, can ensure that cold water has enough heat times in water tank, thus extend the duration of warm water water outlet further, reduce water temperature drop speed, make user in use, have enough warm water to carry out stern to wash or woman washes, avoid rinsing the later stage touch cold water and produce discomfort.
A kind of the electronic toilet water tank constant-temperature heating system of the present invention, its the first temperature pick up 72, second temperature pick up 73 and three-temperature sensor 74 can the water temperatures of its relevant position of examinations, and detected data are transferred to master board 70 in time, this master board 70 is according to received data, coordinate the temperature of maximum water flow and user's setting, calculate the maximum heating power of heating tube 30, and the heating power of heating tube 30 is limited by controllable silicon 71, avoid occurring that water temperature is heated too high and scalds the phenomenon of user.
Practical application is illustrated: suppose that inflow temperature is 20 degree, water outlet maximum stream flow is 660ml/min, and heating tube power is 1200W, and user's design temperature is 39 degree.When the second temperature pick up 73 abnormality detection to temperature be 30 degree, if do not arrange the first temperature pick up at water inlet, do not limit maximum heating power, then heating tube 30 can continue heating with full power, makes leaving water temperature continue to rise to 55 degree.The present invention, by going out to arrange the first temperature pick up 30 at the water inlet of water tank, for detecting inflow temperature, coordinating flow, temperature etc. that the heating power of heating tube 30 is restricted to 877W, namely can only be heated to 45 degree, can not cause scald to human body.
Above-described embodiment is only used for further illustrating a kind of the electronic toilet water tank constant-temperature heating system of the present invention; but the present invention is not limited to embodiment; every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all fall in the protection domain of technical solution of the present invention.
Claims (10)
1. a electronic toilet water tank constant-temperature heating system, comprise water tank, heater and the control unit for control heater work, water tank is provided with water inlet and delivery port, and heater is installed in water tank, and is electrically connected with control unit; It is characterized in that: also comprise conducting element, this conducting element is fixed on the water inlet inside water tank, and be provided with flow-guiding channel in this conducting element, this flow-guiding channel one end is communicated with water inlet, also be provided with the water outlet gap be connected with flow-guiding channel bottom conducting element, the width in this water outlet gap is large from little change along the water inlet direction of flow-guiding channel.
2. the electronic toilet water tank constant-temperature heating system according to claim 1, it is characterized in that: described control unit comprises master board and controllable silicon, master board connects described heater by controllable silicon; Described water inlet is also provided with the first temperature pick up for detecting inflow temperature, and this first temperature pick up is connected to master board.
3. the electronic toilet water tank constant-temperature heating system according to claim 1, it is characterized in that: described water tank comprises the fixing upper casing of upper-lower seal and lower casing, lower casing is provided with described water inlet, and upper casing is provided with described delivery port, and described conducting element and heater are installed in lower casing respectively.
4. the electronic toilet water tank constant-temperature heating system according to claim 3, it is characterized in that: the volume of described upper casing is greater than the volume of described lower casing, and described heater is positioned at lower casing, and/or the width maximum position in described water outlet gap and described delivery port are positioned on the diagonal of described water tank.
5. the electronic toilet water tank constant-temperature heating system according to claim 1, it is characterized in that: described water tank sidewall is close in described conducting element side, opposite side is provided with the baffle plate that the water outlet direction along described water outlet gap extends, and this baffle plate is positioned at above described water outlet gap.
6. the electronic toilet water tank constant-temperature heating system according to claim 5, is characterized in that: the width of described baffle plate is large from little change along described flow-guiding channel water inlet direction.
7. the electronic toilet water tank constant-temperature heating system according to claim 1, is characterized in that: be also provided with at least one weep hole at described water outlet gap width maximum position place bottom described conducting element.
8. the electronic toilet water tank constant-temperature heating system according to claim 1, it is characterized in that: the space between the inclined end face that described water outlet gap is arranged by described conducting element bottom and the inner bottom surface of described water tank is formed, or described water outlet gap is the rectangular gap offered along the water inlet direction of described flow-guiding channel bottom described conducting element.
9. the electronic toilet water tank constant-temperature heating system according to claim 2, it is characterized in that: described water outlet is also provided with the second temperature pick up for detecting coolant-temperature gage, this second temperature pick up is connected with described master board, and/or also comprise three-temperature sensor, this three-temperature sensor is arranged at the medium position of described water tank, and is connected with described master board.
10. the electronic toilet water tank constant-temperature heating system according to claim 2, it is characterized in that: described water inlet is also provided with for controlling the water inlet control valve of intaking, described water outlet is also provided with water outlet diverter valve, and this water inlet control valve and water outlet diverter valve are connected with described master board respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510151201.6A CN104818754A (en) | 2015-04-01 | 2015-04-01 | Electronic constant-temperature heating system for water tank of water closet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510151201.6A CN104818754A (en) | 2015-04-01 | 2015-04-01 | Electronic constant-temperature heating system for water tank of water closet |
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| CN104818754A true CN104818754A (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510151201.6A Pending CN104818754A (en) | 2015-04-01 | 2015-04-01 | Electronic constant-temperature heating system for water tank of water closet |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113599A (en) * | 2015-08-12 | 2015-12-02 | 宁波同创电器有限公司 | Excrement treatment device and method |
| CN106369835A (en) * | 2016-09-22 | 2017-02-01 | 中山市爱马仕洁具有限公司 | Instant-heating type constant-temperature water outlet device and control method and system thereof |
| JP2021155946A (en) * | 2020-03-25 | 2021-10-07 | Toto株式会社 | Sanitary washing device |
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| JP2000045365A (en) * | 1998-07-30 | 2000-02-15 | Matsushita Electric Ind Co Ltd | Washing equipment for private parts of human body |
| CN201187090Y (en) * | 2008-04-30 | 2009-01-28 | 上海科勒电子科技有限公司 | Heat storage type cistern and water closet using the same |
| CN203188330U (en) * | 2013-03-21 | 2013-09-11 | 江苏富丝米新材料科技有限公司 | Intelligent toilet bowl hot water tank with water flow control device |
| CN203240736U (en) * | 2013-04-26 | 2013-10-16 | 浙江万洁智能卫浴有限公司 | Directly heated type heating device of intelligent toilet bowl |
| CN104236065A (en) * | 2013-06-20 | 2014-12-24 | 松下家电研究开发（杭州）有限公司 | Heating device and equipment with same |
-
2015
- 2015-04-01 CN CN201510151201.6A patent/CN104818754A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000045365A (en) * | 1998-07-30 | 2000-02-15 | Matsushita Electric Ind Co Ltd | Washing equipment for private parts of human body |
| CN201187090Y (en) * | 2008-04-30 | 2009-01-28 | 上海科勒电子科技有限公司 | Heat storage type cistern and water closet using the same |
| CN203188330U (en) * | 2013-03-21 | 2013-09-11 | 江苏富丝米新材料科技有限公司 | Intelligent toilet bowl hot water tank with water flow control device |
| CN203240736U (en) * | 2013-04-26 | 2013-10-16 | 浙江万洁智能卫浴有限公司 | Directly heated type heating device of intelligent toilet bowl |
| CN104236065A (en) * | 2013-06-20 | 2014-12-24 | 松下家电研究开发（杭州）有限公司 | Heating device and equipment with same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113599A (en) * | 2015-08-12 | 2015-12-02 | 宁波同创电器有限公司 | Excrement treatment device and method |
| CN106369835A (en) * | 2016-09-22 | 2017-02-01 | 中山市爱马仕洁具有限公司 | Instant-heating type constant-temperature water outlet device and control method and system thereof |
| JP2021155946A (en) * | 2020-03-25 | 2021-10-07 | Toto株式会社 | Sanitary washing device |
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Application publication date: 20150805 |
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