CN107062357B - Heat accumulating type electric heater device convenient to maintain and heat supply method - Google Patents
Heat accumulating type electric heater device convenient to maintain and heat supply method Download PDFInfo
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- CN107062357B CN107062357B CN201710344785.8A CN201710344785A CN107062357B CN 107062357 B CN107062357 B CN 107062357B CN 201710344785 A CN201710344785 A CN 201710344785A CN 107062357 B CN107062357 B CN 107062357B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D11/00—Central heating systems using heat accumulated in storage masses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1096—Arrangement or mounting of control or safety devices for electric heating systems
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Abstract
The invention discloses a heat accumulating type electric heater device convenient to overhaul, which is characterized by comprising an outer box body and an inner box body, wherein an electric heater outer containing box is arranged at the upper part of the outer box body, an electric box is arranged below the outer box body, an air inlet box is arranged at the other side of the electric box, the inner box body comprises an electric heater inner containing box at the upper part, an air outlet box is arranged at one side of the electric heater inner containing box, a supporting shell is connected below the air outlet box, the electric heater inner containing box is installed in the electric heater outer containing box and can be drawn out, an exhaust fan is installed at the bottom of the air inlet box, rectangular multilayer heat accumulating brick installing channels are transversely arranged on the inner box body in parallel, heat accumulating bricks are installed in the multilayer heat accumulating brick installing channels, a temperature probe is installed in each channel, and each heat accumulating brick is penetrated by an electric heating device. According to the invention, the heat storage bricks and the electric heating device in the electric heater device can be quickly maintained and replaced, and the electric heater device is convenient to disassemble and assemble.
Description
Technical Field
The invention relates to the technical field of heat accumulating type electric heaters, in particular to a heat accumulating type electric heater device convenient to overhaul and a heat supply method.
Background
The electric heater is mainly used for heating in winter in household residences, commercial offices and the like. However, winter heating is one of the important factors for improving the quality of life and the office efficiency, and the heating modes mainly include steam heating, water heating, electric heating and the like. The electric heating is flexible in adjustment, safe, environment-friendly and convenient to use, and occupies a large heating market.
At present, electric heaters in the market are various in types and mainly comprise an oil heater, a heat pipe type electric heater, a convection type electric heater, a halogen tube electric heater, a far infrared electric heater and the like. However, with the development of economy and the improvement of life quality, people have more and more large demand for electric power, and the contradiction of urban electric power supply becomes more and more prominent, mainly manifested in that the electric power supply is insufficient during the peak time of electricity utilization, and the peak-valley difference of electricity utilization is continuously increased. To solve the contradiction, the state implements a peak-valley electricity price policy in part of provinces and cities so as to encourage people to use electricity in the valley period, thereby relieving the peak-period power supply pressure. Another reason is that current air pollution pressure is great, for the pollution source of minimize haze, also should minimize the mode of heating with the coal, and the heat accumulation formula electric heater that relates to in this application is a neotype electric heating equipment, and it mainly utilizes off-peak electricity at night to store energy for heating on daytime. The peak clipping and valley filling of the power grid can be realized, and simultaneously, cheap valley electricity at night is fully utilized to save heating cost for users. The heat accumulating type electric heater uses clean electric energy, can utilize low valley price, is easy to be accepted by the society, and is a better heating mode.
But the problem that present heat accumulation formula electric heater exists is, than the heat accumulation brick quality that heat accumulation formula electric boiler used high, the heat accumulation brick grade that general heat accumulation formula electric heater used is lower, easy damage, nevertheless damage the back and do not know the position that the property is bad again, take apart the inspection altogether tastily, hardly accurate determination which heat accumulation brick efficiency is showing and is reducing, if heat up again and test in the aspect of the temperature measurement, test also valueless to the heat accumulation brick of low price, this just urgent need an efficient, can real time monitoring, and can predict the maintenance method that the heat accumulation brick damaged in advance.
Disclosure of Invention
The first purpose of the invention is to solve the technical problems in the prior art and provide a heat accumulating type electric heater device convenient to maintain.
A second object of the present invention is to provide a heat supply method of the heat accumulating type electric heater apparatus for easy maintenance according to the above, and a maintenance method closely matching the heat supply method, the heat supply method is based on the utilization of the aforementioned unique heat accumulating type electric heater apparatus and unique heat supply method.
In order to achieve the first object of the present invention, the technical solution adopted by the present invention is as follows:
a heat accumulating type electric heating device convenient to overhaul is characterized by comprising an outer box body and an inner box body, wherein the upper portion of the outer box body is provided with an electric heating outer containing box with an opening on one side, an electric box is arranged below the outer box body, an air inlet box is arranged on the electric heating outer containing box and the other side of the electric box, the inner box body comprises an electric heating inner containing box on the upper portion, one side of the electric heating inner containing box is provided with an air outlet box, a supporting shell is further connected below the air outlet box, the electric heating inner containing box is arranged in the electric heating outer containing box and can be drawn out from the electric heating outer containing box, an exhaust fan is arranged at the bottom of the air inlet box, the bottom of the air inlet box is communicated with the outside of the outer box body, the top of the air outlet box is communicated with the outside of the inner box body, and a multi-layer heat accumulating brick mounting channel which is rectangular is transversely arranged on the, each of the multiple layers of heat storage brick installation channels is provided with at least one heat storage brick, each of the multiple layers of heat storage brick installation channels is provided with a temperature probe, each of the heat storage bricks is penetrated by an electric heating device, the two parallel transverse ends of the multiple layers of heat storage brick installation channels are respectively communicated with the air outlet box and the air inlet box, and the support shell is internally provided with a connecting lock which is used for locking the inner box body and the outer box body; each temperature probe is connected to a temperature control device, the exhaust fan and the electric heating device are connected to a central controller, and the central controller is further provided with a room temperature detector for monitoring the room temperature in real time; the air inlet box is provided with an air inlet box temperature sensor, and the air outlet box is provided with an air outlet box temperature sensor; the grid plate in the air inlet grid and the grid plate in the air outlet grid can be opened and closed in a rotating mode.
Furthermore, an air inlet grid and an air outlet grid are respectively arranged at the two parallel transverse ends of the multilayer heat storage brick mounting channel, the air inlet grid and the air outlet grid are driven to be opened or closed by a driving device, the multilayer heat storage brick mounting channel is communicated with an air inlet box through the air inlet grid, and the multilayer heat storage brick mounting channel is communicated with an air outlet box through the air outlet grid; the electric heating device is a U-shaped heating pipe connected with a power supply.
Furthermore, the air inlet grille and the air outlet grille are identical in structure and respectively comprise a turntable, a pull rod, a cross rod and a plurality of grid plates, the grid plates are hinged to the side wall of the inner box body, each uniform end of the grid plates is connected with the cross rod, the other end, not connected with the cross rod, of the grid plates is hinged to the pull rod, the turntable is installed on one of the grid plates, and the driving device drives the turntable to rotate.
Furthermore, the driving device comprises an electromagnet arranged on the side wall of the multilayer heat storage brick installation channel, the output end of the electromagnet is connected with a rack, and the rack is meshed with the rotary disc.
Furthermore, the grid plate in the air inlet grille inclines towards the lower direction of the air inlet box when being opened, and the grid plate in the air outlet grille inclines towards the upper direction of the air outlet box when being opened.
Further, the bottom that holds the case in the electric heater installs multiunit slip gyro wheel, just multiunit slip gyro wheel presses the electric heater holds bottom surface under the chamber outward, the walking gyro wheel is all installed to support shell and electric box bottom.
In order to achieve the second object of the present invention, the technical solution adopted by the present invention is as follows:
the heat supply method of the heat accumulating type electric heater device convenient to overhaul is carried out according to the heat accumulating type electric heater device convenient to overhaul and is characterized by comprising the following steps.
S1, heat storage of the heat storage bricks: in the valley electricity price period, the central controller starts the electric heating device, and the temperature control device returns real-time temperature data from each temperature probe to heat each layer of the multilayer heat storage brick installation channel, and the heating target temperature is 600-.
S2, starting heat supply: when the temperature returned by more than half of the temperature probes in the multilayer heat storage brick installation channels reaches 600-700 ℃, the central controller monitors the room temperature, sets a heat supply plan and starts the exhaust fan; and for the heat storage brick installation channel with the temperature returned by the temperature probe reaching 600-700 ℃, the driving device opens the corresponding air inlet grating and the corresponding air outlet grating.
S3, regulating and controlling heat supply: the air temperature in the air outlet box is monitored by utilizing the air outlet box temperature sensor, data are returned to the central controller, the temperature returned by the temperature probes in the multilayer heat storage brick mounting channels is monitored, and the quantity of the heat storage brick mounting channels to be opened, the air speed of the exhaust fan, the opening and closing of the air inlet grids and the air outlet grids of all the opened heat storage brick mounting channels and the angles of the air inlet grids and the air outlet grids are regulated and controlled on the basis, so that heat is supplied to the space in the building.
S4, maintaining temperature: when a plurality of temperature monitors in a building monitor that the temperature reaches the range of 20-25 ℃, the control device controls the heat accumulating type electric heater device to reduce the heat supply level, calculates the number of heat accumulating brick mounting channels needing to be opened according to the air temperature in the air inlet box and the air temperature in the air outlet box, closes a part of the heat accumulating brick mounting channels, or reduces the opening angles of the air inlet grids and the air outlet grids of all opened or partially opened heat accumulating brick mounting channels, or closes a part of the heat accumulating brick mounting channels and reduces the opening angles of the air inlet grids and the air outlet grids of all opened or partially opened heat accumulating brick mounting channels to reduce the heat supply level, and the control device reduces the heat supply level by repeating the above mode to maintain the temperature at 20-25 ℃.
S5, maintaining the temperature in the power-off state: and when the valley electricity price period is over, the central controller cuts off the power supply of the electric heating device, the temperature control device returns real-time temperature data from each temperature probe, the air temperature in the air outlet box is monitored by using the air outlet box temperature sensor and the data are returned to the central controller, meanwhile, the temperatures returned by the temperature probes in all the multilayer heat storage brick mounting channels are monitored, the number of the heat storage brick mounting channels needing to be opened, the air speed of the exhaust fan and the opening, closing and angles of the air inlet grids and the air outlet grids of all the opened heat storage brick mounting channels are regulated and controlled on the basis, heat is supplied to the space in the building, and the temperature of the heat storage bricks is continuously kept at 20-25 ℃ in a state that the temperature of the heat storage.
S6, waste heat supply: when a plurality of temperature monitors in the building monitor that the temperature is lower than 20 ℃, the angles of the air inlet grids and the air outlet grids of all the heat storage brick mounting channels and all the opened heat storage brick mounting channels are opened to the maximum, the air speed of the exhaust fan is adjusted to the upper limit, and all the waste heat is sent into the building.
S7, when the temperatures returned by the temperature probes in the multilayer heat storage brick installation channels are all lower than 60 ℃, closing the air inlet grids, the air outlet grids and the exhaust fans of all the heat storage brick installation channels, returning to the step S1 to start when the next valley electricity price is executed, and repeatedly executing the steps S1-S7.
The invention also adopts a maintenance method of the heat accumulating type electric heater device, which carries out maintenance according to the data of the heat supply method, and the maintenance method is provided with a maintenance database device connected with the central controller, and is characterized in that T1: returning real-time temperature data from each temperature probe to the overhaul database device in step S1 to generate a temperature rise curve in each heat storage brick installation channel; t2: for the regulated heating stage in the step S3, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature rise curve in the regulated heating stage; t3: for the temperature maintaining stage in the step S4, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage; t4: for the temperature maintaining stage in the power-off state in the step S5, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage in the power-off state; t5: in the waste heat supply stage in the step S6, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a waste heat supply stage temperature change curve; t6: when the step S7 is started, generating a total temperature change curve for each of the brick mounting passages from all the temperature rise curves and the temperature change curves, and generating an average temperature change curve according to the total temperature change curve for each of the brick mounting passages, and when a difference value between the integral area of the total temperature change curve for a certain brick mounting passage and the average temperature change curve is greater than 10-20% of the area of the average temperature change curve, shutting down for maintenance.
And further, when the integral area difference value of the total temperature change curve of a certain heat storage brick installation channel relative to the average temperature change curve is larger than 15% of the area of the average temperature change curve, stopping the machine for maintenance.
Compared with the prior art, the invention has the advantages that: through setting up interior box and outer box, set up the case that holds in the electric heater in the interior box, it holds the case outward to be provided with the electric heater in the outer box, and hold the case in the electric heater and can penetrate to the electric heater and hold the case outward, install heat accumulation brick and electric heater unit in the heat accumulation brick erection channel in the electric heater, the air can pass through the air inlet box and discharge from the air-out case through heat accumulation brick erection channel, wind carries out the heat transfer at heat accumulation brick erection channel, when needing the maintenance, open the joint lock, just can part interior box and outer box, change or maintain heat accumulation brick and electric heater unit in the heat accumulation brick erection channel in the internal box. From inside, rely on this kind of special device structure on the one hand, the heat supply can become very efficient, and the heat supply is whole under the control, overhauls and to confirm according to effectual signal to purposefully, go on certain heat accumulation brick erection channel pertinently, avoided all taking apart to examine the inefficiency and consuming time long next. Through the device, can realize quick maintenance and the change of heat accumulation brick and electric heater unit in the electric heater unit, easy dismounting.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a heat accumulating type electric heater device convenient to overhaul according to the invention;
FIG. 2 is a schematic structural view of the inner case of the present invention;
FIG. 3 is a schematic view of the outer case of the present invention
FIG. 4 is an enlarged partial view taken at I of FIG. 1;
fig. 5 is a partial enlarged view at ii in fig. 1.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
Example 1
Referring to fig. 1 to 3, the heat accumulating type electric heater device convenient to overhaul comprises an outer box body 1 and an inner box body 2, wherein the upper part of the outer box body 1 is provided with an electric heater outer accommodating box 3 with an opening at one side, an electric box 4 is arranged below the outer box body 1, an air inlet box 5 is arranged at the other side of the electric heater outer accommodating box 3 and the electric box 4, the inner box body 2 comprises an electric heater inner accommodating box 6 at the upper part, one side of the electric heater inner accommodating box 6 is provided with an air outlet box 7, a supporting shell 8 is also connected below the air outlet box 7, the electric heater inner accommodating box 6 is arranged in the electric heater outer accommodating box 3 and can be drawn out from the electric heater outer accommodating box 3, the bottom of the air inlet box 6 is provided with an exhaust fan 9, the bottom of the air inlet box 5 is communicated with the outside of the outer box body 1, the top of the air outlet box 7 is communicated with the outside of the inner box body 2, a multilayer, install heat accumulation brick 11 in the heat accumulation brick installation passageway 10, and wear to be equipped with electric heater unit 12 in the heat accumulation brick 11, and heat accumulation brick installation passageway 10 both ends respectively with air-out case 7, air inlet box 5 intercommunication, install connecting lock 13 in the support shell 8, connecting lock 13 is used for locking inner box 2 and outer box 1. Through setting up interior box 2 and outer box 1, hold case 6 in setting up the electric heater in the interior box 2, it holds case 3 outward to be provided with the electric heater in the outer box 1, and hold case 6 in the electric heater and can penetrate to the electric heater holds case 3 outward, install heat accumulation brick 11 and electric heater unit 12 in the heat accumulation brick installation passageway 10 among the case 6 in the electric heater, the air can be discharged from air-out case 7 through heat accumulation brick installation passageway 10 through air-supply tank 5, wind carries out the heat transfer at heat accumulation brick installation passageway 10, when needing the maintenance, open joint lock 13, just can part interior box 2 and outer box 1, heat accumulation brick 11 and electric heater unit 12 among the heat accumulation brick installation passageway 10 in the interior box 2 follow up and trade or maintain, easy dismounting.
In this embodiment, the inlet grille 14 and the outlet grille 15 are respectively installed at two ends of the heat storage brick installation channel 10, the inlet grille 14 and the outlet grille 15 are driven to open or close by the driving device 16, the heat storage brick installation channel 10 is communicated with the air inlet box 5 through the inlet grille 14, and the heat storage brick installation channel 10 is communicated with the air outlet box 7 through the outlet grille 15. The driving device 16 can open the inlet grill 14 and the outlet grill 15 to control the opening and closing of the heat-storage brick installation passage 10, thereby finally achieving the heat dissipation efficiency and adjusting the room temperature.
Referring to fig. 4 and 5, the air inlet grille 14 and the air outlet grille 15 have the same structure and each include a rotating disc 141, a pull rod 142, a cross bar 143 and a plurality of grid plates 144, the grid plates 144 are all hinged on the side wall of the inner box 2, each grid plate 144 is connected with one end of the cross bar 143, the other end of the cross bar 143 is hinged with the pull rod 142, the rotating disc 141 is installed on one grid plate 144, and the driving device 16 drives the rotating disc 141 to rotate. The driving device 16 comprises an electromagnet 161 installed on the side wall of the brick installation passage 10, the output end of the electromagnet 161 is connected with a rack 162, and the rack 162 is meshed with the rotary disc 141. The electromagnet 161 drives the rack 162 to stretch and retract, so as to drive the turntable 141 to rotate, thereby driving all the grid plates 144 to rotate, and realizing the opening and closing of the air inlet grid 14 and the air outlet grid 15. The opening and closing of the brick installation channel 10 may also be provided as other opening and closing means.
Optimally, in order to guide the wind direction, the grid plates 144 in the air inlet grille 14 are inclined towards the lower direction of the air inlet box 5, and the grid plates 144 in the air outlet grille 15 are inclined towards the upper direction of the air outlet box 7. In order to conveniently separate the outer box body 1 from the inner box body 2 and conveniently move the whole electric heater device, a plurality of groups of sliding rollers 17 are installed at the bottom of the accommodating box 6 in the electric heater, the sliding rollers 17 press the bottom surface 3 below the accommodating cavity outside the electric heater, and the walking rollers 18 are installed at the bottoms of the supporting shell 8 and the electric box 4.
The heat supply method of the heat accumulating type electric heater device convenient to overhaul is carried out according to the heat accumulating type electric heater device convenient to overhaul and is characterized by comprising the following steps.
S1, heat storage of the heat storage bricks: in the valley electricity price period, the central controller starts the electric heating device, and the temperature control device returns real-time temperature data from each temperature probe to heat each layer of the multilayer heat storage brick installation channel, and the heating target temperature is 640-660 ℃.
S2, starting heat supply: when the temperature returned by more than half of the temperature probes in the multilayer heat storage brick mounting channel reaches the temperature
After the temperature is increased to 640 ℃ and 660 ℃, the central controller monitors the room temperature, sets a heat supply plan and starts the exhaust fan; and for the heat storage brick installation channel with the temperature returned by the temperature probe reaching 640-660 ℃, the driving device opens the corresponding air inlet grating and the corresponding air outlet grating.
S3, regulating and controlling heat supply: the air temperature in the air outlet box is monitored by utilizing the air outlet box temperature sensor, data are returned to the central controller, the temperature returned by the temperature probes in the multilayer heat storage brick mounting channels is monitored, and the quantity of the heat storage brick mounting channels to be opened, the air speed of the exhaust fan, the opening and closing of the air inlet grids and the air outlet grids of all the opened heat storage brick mounting channels and the angles of the air inlet grids and the air outlet grids are regulated and controlled on the basis, so that heat is supplied to the space in the building.
S4, maintaining temperature: when a plurality of temperature monitors in a building monitor that the temperature reaches a range of 23-25 ℃, the control device controls the heat accumulating type electric heater device to reduce the heat supply level, calculates the number of heat accumulating brick mounting channels needing to be opened according to the air temperature in the air inlet box and the air temperature in the air outlet box, closes a part of the heat accumulating brick mounting channels, or reduces the opening angles of the air inlet grids and the air outlet grids of all opened or partially opened heat accumulating brick mounting channels, or closes a part of the heat accumulating brick mounting channels and reduces the opening angles of the air inlet grids and the air outlet grids of all opened or partially opened heat accumulating brick mounting channels to reduce the heat supply level, and the control device repeats the above mode to reduce the heat supply level to maintain the temperature at 23-25 ℃.
S5, maintaining the temperature in the power-off state: when the valley electricity price period is over, the central controller cuts off the power supply of the electric heating device, the temperature control device returns real-time temperature data from each temperature probe, the air temperature in the air outlet box is monitored by the air outlet box temperature sensor and returns the data to the central controller, meanwhile, the temperature returned by the temperature probes in all the multilayer heat storage brick mounting channels is monitored, the number of the heat storage brick mounting channels needing to be opened, the air speed of the exhaust fan and the opening, closing and angles of the air inlet grids and the air outlet grids of all the opened heat storage brick mounting channels are regulated and controlled on the basis, heat is supplied to the space in the building, and the temperature of the heat storage bricks is continuously kept at 23-25 ℃ in a state that the temperature of the heat storage bricks is continuously.
S6, waste heat supply: when a plurality of temperature monitors in the building monitor that the temperature is lower than 23 ℃, the angles of the air inlet grids and the air outlet grids of all the heat storage brick mounting channels and all the opened heat storage brick mounting channels are opened to the maximum, the air speed of the exhaust fan is adjusted to the upper limit, and all the waste heat is sent into the building.
S7, when the temperatures returned by the temperature probes in the multilayer heat storage brick installation channels are all lower than 60 ℃, closing the air inlet grids, the air outlet grids and the exhaust fans of all the heat storage brick installation channels, returning to the step S1 to start when the next valley electricity price is executed, and repeatedly executing the steps S1-S7.
The invention also adopts a maintenance method of the heat accumulating type electric heater device, which carries out maintenance according to the data of the heat supply method, and the maintenance method is provided with a maintenance database device connected with the central controller, and is characterized in that T1: returning real-time temperature data from each temperature probe to the overhaul database device in step S1 to generate a temperature rise curve in each heat storage brick installation channel; t2: for the regulated heating stage in the step S3, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature rise curve in the regulated heating stage; t3: for the temperature maintaining stage in the step S4, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage; t4: for the temperature maintaining stage in the power-off state in the step S5, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage in the power-off state; t5: in the waste heat supply stage in the step S6, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a waste heat supply stage temperature change curve; t6: when the step S7 is started, the total temperature change curve of each of the brick mounting passages is generated from all the temperature rise curves and the temperature change curves, and an average temperature change curve is generated based on the total temperature change curve of each of the brick mounting passages, and when the difference value between the integral area of the total temperature change curve of a certain brick mounting passage with respect to the average temperature change curve is greater than 15% of the area of the average temperature change curve, the apparatus is stopped for maintenance.
Example 2
The heat supply method of the heat accumulating type electric heater device convenient to overhaul is carried out according to the heat accumulating type electric heater device convenient to overhaul and is characterized by comprising the following steps.
S1, heat storage of the heat storage bricks: in the valley electricity price period, the central controller starts the electric heating device, and the temperature control device returns real-time temperature data from each temperature probe to heat each layer of the multilayer heat storage brick installation channel, and the heating target temperature is 680-700 ℃.
S2, starting heat supply: when the temperature returned by more than half of the temperature probes in the multilayer heat storage brick installation channels reaches 680-700 ℃, the central controller monitors the room temperature, sets a heat supply plan and starts the exhaust fan; and for the heat storage brick installation channel with the temperature returned by the temperature probe reaching 680-700 ℃, the driving device opens the corresponding air inlet grating and the corresponding air outlet grating.
S3, regulating and controlling heat supply: the air temperature in the air outlet box is monitored by utilizing the air outlet box temperature sensor, data are returned to the central controller, the temperature returned by the temperature probes in the multilayer heat storage brick mounting channels is monitored, and the quantity of the heat storage brick mounting channels to be opened, the air speed of the exhaust fan, the opening and closing of the air inlet grids and the air outlet grids of all the opened heat storage brick mounting channels and the angles of the air inlet grids and the air outlet grids are regulated and controlled on the basis, so that heat is supplied to the space in the building.
S4, maintaining temperature: when a plurality of temperature monitors in a building monitor that the temperature reaches the range of 20-23 ℃, the control device controls the heat accumulating type electric heater device to reduce the heat supply level, calculates the number of heat accumulating brick mounting channels needing to be opened according to the air temperature in the air inlet box and the air temperature in the air outlet box, closes a part of the heat accumulating brick mounting channels, or reduces the opening angles of the air inlet grids and the air outlet grids of all opened or partially opened heat accumulating brick mounting channels, or closes a part of the heat accumulating brick mounting channels and reduces the opening angles of the air inlet grids and the air outlet grids of all opened or partially opened heat accumulating brick mounting channels to reduce the heat supply level, and the control device repeats the above mode to reduce the heat supply level to maintain the temperature at 20-23 ℃.
S5, maintaining the temperature in the power-off state: and when the valley electricity price period is over, the central controller cuts off the power supply of the electric heating device, the temperature control device returns real-time temperature data from each temperature probe, the air temperature in the air outlet box is monitored by using the air outlet box temperature sensor and the data are returned to the central controller, meanwhile, the temperatures returned by the temperature probes in all the multilayer heat storage brick mounting channels are monitored, the number of the heat storage brick mounting channels needing to be opened, the air speed of the exhaust fan and the opening, closing and angles of the air inlet grids and the air outlet grids of all the opened heat storage brick mounting channels are regulated and controlled on the basis, heat is supplied to the space in the building, and the temperature of the heat storage bricks is continuously kept at 20-23 ℃ in a state that the temperature of the heat storage.
S6, waste heat supply: when a plurality of temperature monitors in the building monitor that the temperature is lower than 20 ℃, the angles of the air inlet grids and the air outlet grids of all the heat storage brick mounting channels and all the opened heat storage brick mounting channels are opened to the maximum, the air speed of the exhaust fan is adjusted to the upper limit, and all the waste heat is sent into the building.
S7, when the temperatures returned by the temperature probes in the multilayer heat storage brick installation channels are all lower than 70 ℃, closing the air inlet grids, the air outlet grids and the exhaust fans of all the heat storage brick installation channels, returning to the step S1 to start when the next valley electricity price is executed, and repeatedly executing the steps S1-S7.
The invention also adopts a maintenance method of the heat accumulating type electric heater device, which carries out maintenance according to the data of the heat supply method, and the maintenance method is provided with a maintenance database device connected with the central controller, and is characterized in that T1: returning real-time temperature data from each temperature probe to the overhaul database device in step S1 to generate a temperature rise curve in each heat storage brick installation channel; t2: for the regulated heating stage in the step S3, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature rise curve in the regulated heating stage; t3: for the temperature maintaining stage in the step S4, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage; t4: for the temperature maintaining stage in the power-off state in the step S5, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage in the power-off state; t5: in the waste heat supply stage in the step S6, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a waste heat supply stage temperature change curve; t6: when the step S7 is started, the total temperature change curve of each of the brick installation channels is generated from all the temperature rise curves and the temperature change curves, and an average temperature change curve is generated based on the total temperature change curve of each of the brick installation channels, and when the difference value between the integral area of the total temperature change curve of a certain brick installation channel and the average temperature change curve is greater than 10% of the area of the average temperature change curve, the operation is stopped and repaired.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (9)
1. A heat accumulating type electric heating device convenient to overhaul is characterized by comprising an outer box body and an inner box body, wherein the upper portion of the outer box body is provided with an electric heating outer containing box with an opening on one side, an electric box is arranged below the outer box body, an air inlet box is arranged on the electric heating outer containing box and the other side of the electric box, the inner box body comprises an electric heating inner containing box on the upper portion, one side of the electric heating inner containing box is provided with an air outlet box, a supporting shell is further connected below the air outlet box, the electric heating inner containing box is arranged in the electric heating outer containing box and can be drawn out from the electric heating outer containing box, an exhaust fan is arranged at the bottom of the air inlet box, the bottom of the air inlet box is communicated with the outside of the outer box body, the top of the air outlet box is communicated with the outside of the inner box body, and a multi-layer heat accumulating brick mounting channel which is rectangular is transversely arranged in the, each of the multiple layers of heat storage brick installation channels is provided with at least one heat storage brick, each of the multiple layers of heat storage brick installation channels is provided with a temperature probe, each of the heat storage bricks is penetrated by an electric heating device, the two parallel transverse ends of the multiple layers of heat storage brick installation channels are respectively communicated with the air outlet box and the air inlet box, and the support shell is internally provided with a connecting lock which is used for locking the inner box body and the outer box body; each temperature probe is connected to a temperature control device, the exhaust fan and the electric heating device are connected to a central controller, and the central controller is further provided with a room temperature detector for monitoring the room temperature in real time; the air inlet box is provided with an air inlet box temperature sensor, and the air outlet box is provided with an air outlet box temperature sensor; and the parallel transverse two ends of the multilayer heat storage brick mounting channel are respectively provided with an air inlet grid and an air outlet grid, and the grid plates in the air inlet grid and the grid plates in the air outlet grid can be opened and closed in a rotating manner.
2. A heat accumulating type electric heater apparatus convenient to overhaul as claimed in claim 1 wherein: the air inlet grating and the air outlet grating are driven to be opened or closed by a driving device, the multilayer heat storage brick mounting channel is communicated with the air inlet box through the air inlet grating, and the multilayer heat storage brick mounting channel is communicated with the air outlet box through the air outlet grating; the electric heating device is a U-shaped heating pipe connected with a power supply.
3. A heat accumulating type electric heater apparatus convenient to overhaul as claimed in claim 2 wherein: the air inlet grille and the air outlet grille are identical in structure and respectively comprise a rotary table, a pull rod, a cross rod and a plurality of grid plates, the grid plates are hinged to the side wall of the inner box body, the cross rod is connected to each uniform end of the grid plates, the other end, not connected with the cross rod, of the cross rod is hinged to the pull rod, the rotary table is installed on one of the grid plates, and the driving device drives the rotary table to rotate.
4. A heat accumulating type electric heater apparatus convenient to overhaul as claimed in claim 3 wherein: the driving device comprises an electromagnet arranged on the side wall of the multilayer heat storage brick installation channel, the output end of the electromagnet is connected with a rack, and the rack is meshed with the rotary table.
5. A heat accumulating type electric heater apparatus convenient to overhaul as claimed in claim 4 wherein: the grid plate in the air inlet grating inclines towards the lower direction of the air inlet box when being opened, and the grid plate in the air outlet grating inclines towards the upper direction of the air outlet box when being opened.
6. A heat accumulating type electric heater apparatus convenient to overhaul as claimed in claim 5 wherein: the electric heater is characterized in that a plurality of groups of sliding rollers are installed at the bottom of the accommodating box in the electric heater, the plurality of groups of sliding rollers are pressed on the bottom surface of the accommodating cavity outside the electric heater, and walking rollers are installed at the bottom of the supporting shell and the bottom of the electric box.
7. A method of supplying heat to a regenerative electric heater unit for ease of maintenance as claimed in claim 1 further comprising the steps of:
s1, heat storage of the heat storage bricks: in the valley electricity price period, the central controller starts the electric heating device, and the temperature control device returns real-time temperature data from each temperature probe to heat each layer of the multilayer heat storage brick installation channel, wherein the heating target temperature is 600-;
s2, starting heat supply: when the temperature returned by more than half of the temperature probes in the multilayer heat storage brick installation channels reaches 600-700 ℃, the central controller monitors the room temperature, sets a heat supply plan and starts the exhaust fan; for the heat storage brick installation channel with the temperature returned by the temperature probe reaching 600-700 ℃, the driving device opens the corresponding air inlet grating and the corresponding air outlet grating;
s3, regulating and controlling heat supply: monitoring the air temperature in the air outlet box by using an air outlet box temperature sensor, returning data to a central controller, monitoring the temperatures returned by temperature probes in all the multilayer heat storage brick mounting channels, regulating and controlling the number of heat storage brick mounting channels to be opened, the air speed of an exhaust fan and the opening, closing and angles of air inlet grilles and air outlet grilles of all opened heat storage brick mounting channels based on the temperature returned by the temperature probes, and supplying heat to the space in the building;
s4, maintaining temperature: when a plurality of temperature monitors in a building monitor that the temperature reaches the range of 20-25 ℃, the temperature control device controls the heat accumulating type electric heater device to reduce the heat supply level, calculates the number of heat accumulating brick mounting channels needing to be opened according to the air temperature in the air inlet box and the air temperature in the air outlet box, closes a part of the heat accumulating brick mounting channels, or reduces the opening angles of an air inlet grid and an air outlet grid of all opened or partially opened heat accumulating brick mounting channels, or closes a part of the heat accumulating brick mounting channels and reduces the opening angles of the air inlet grid and the air outlet grid of all opened or partially opened heat accumulating brick mounting channels so as to reduce the heat supply level, and the temperature control device reduces the heat supply level by repeating the above mode so as to maintain the temperature at 20-25 ℃;
s5, maintaining the temperature in the power-off state: when the valley electricity price period is over, the central controller cuts off the power supply of the electric heating device, the temperature control device returns real-time temperature data from each temperature probe, the air temperature in the air outlet box is monitored by using the air outlet box temperature sensor, the data are returned to the central controller, meanwhile, the temperature returned by the temperature probes in all the multilayer heat storage brick mounting channels is monitored, the number of the heat storage brick mounting channels needing to be opened, the air speed of the exhaust fan and the opening, closing and angles of the air inlet grids and the air outlet grids of all the opened heat storage brick mounting channels are regulated and controlled on the basis, heat is supplied to the space in the building, and the temperature of the heat storage bricks is continuously kept at 20-25 ℃ in a state that the temperature of the heat storage bricks;
s6, waste heat supply: when a plurality of temperature monitors in the building monitor that the temperature is lower than 20 ℃, opening all the heat storage brick installation channels, and opening the angles of the air inlet grids and the air outlet grids of all the opened heat storage brick installation channels to the maximum, adjusting the air speed of the exhaust fan to the upper limit, and sending all the waste heat into the building;
s7, when the temperatures returned by the temperature probes in the multilayer heat storage brick installation channels are all lower than 60 ℃, closing the air inlet grids, the air outlet grids and the exhaust fans of all the heat storage brick installation channels, returning to the step S1 to start when the next valley electricity price is executed, and repeatedly executing the steps S1-S7.
8. A method of servicing a regenerative electric heater apparatus in accordance with the data of the heating method of claim 7, comprising a servicing database apparatus connected to the central controller,
t1: returning real-time temperature data from each temperature probe to the overhaul database device in step S1 to generate a temperature rise curve in each heat storage brick installation channel;
t2: for the regulated heating stage in the step S3, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature rise curve in the regulated heating stage;
t3: for the temperature maintaining stage in the step S4, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage;
t4: for the temperature maintaining stage in the power-off state in the step S5, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a temperature change curve for the temperature maintaining stage in the power-off state;
t5: in the waste heat supply stage in the step S6, sending the temperatures returned by the temperature probes in all the multilayer heat storage brick installation channels to the maintenance database device, and generating a waste heat supply stage temperature change curve;
t6: when the step S7 is started, generating a total temperature change curve for each of the brick mounting passages from all the temperature rise curves and the temperature change curves, and generating an average temperature change curve according to the total temperature change curve for each of the brick mounting passages, and when a difference value between the integral area of the total temperature change curve for a certain brick mounting passage and the average temperature change curve is greater than 10-20% of the area of the average temperature change curve, shutting down for maintenance.
9. The method of claim 8, wherein when the difference between the integral area of the total temperature change curve of a certain heat storage brick installation channel relative to the average temperature change curve is greater than 15% of the area of the average temperature change curve, the apparatus is stopped for maintenance.
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| CN108006811B (en) * | 2017-12-08 | 2019-10-11 | 山东大学 | The control method of accumulated electric heater |
| CN108758764B (en) * | 2018-04-17 | 2021-01-12 | 天津欣顺科技有限公司 | Heat accumulating type electric heater dynamic machine and heat supply method thereof |
| CN110081500A (en) * | 2019-05-28 | 2019-08-02 | 深圳市中装新能源科技有限公司 | Household paddy electricity accumulation of energy heat collector |
| CN110215176B (en) * | 2019-06-19 | 2021-03-23 | 佛山市百斯特电器科技有限公司 | Method for controlling fan and dish-washing machine |
| CN114183799B (en) * | 2021-11-15 | 2023-08-01 | 安徽安泽电工有限公司 | Energy storage heating device of overlength energy storage |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07190653A (en) * | 1993-11-16 | 1995-07-28 | Won-Kyu Seo | Electric built-in heat pipe |
| CN202581535U (en) * | 2012-05-17 | 2012-12-05 | 天津德仕能科技有限公司 | High-temperature solid electric heat storage type heat supply device |
| CN205606719U (en) * | 2016-04-25 | 2016-09-28 | 天津埃克萨斯科技有限公司 | Electricity heat accumulation formula heating device |
| CN205664469U (en) * | 2016-06-02 | 2016-10-26 | 南京金合能源材料有限公司 | Heat storage type electric heater |
-
2017
- 2017-05-16 CN CN201710344785.8A patent/CN107062357B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07190653A (en) * | 1993-11-16 | 1995-07-28 | Won-Kyu Seo | Electric built-in heat pipe |
| CN202581535U (en) * | 2012-05-17 | 2012-12-05 | 天津德仕能科技有限公司 | High-temperature solid electric heat storage type heat supply device |
| CN205606719U (en) * | 2016-04-25 | 2016-09-28 | 天津埃克萨斯科技有限公司 | Electricity heat accumulation formula heating device |
| CN205664469U (en) * | 2016-06-02 | 2016-10-26 | 南京金合能源材料有限公司 | Heat storage type electric heater |
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