CN216312978U

CN216312978U - Passive monitoring power supply device of heat storage electric boiler and heat storage electric boiler

Info

Publication number: CN216312978U
Application number: CN202122307581.1U
Authority: CN
Inventors: 彭国胜
Original assignee: Shanghai Yanneng Technology Co ltd
Current assignee: Shanghai Yanneng Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-15
Anticipated expiration: 2031-09-23

Abstract

The utility model provides a passive monitoring power supply device of a heat storage electric boiler and the heat storage electric boiler, wherein the passive monitoring power supply device comprises: the heat insulation structure comprises a heat insulation body, a plurality of grooves and a plurality of through holes, wherein one side of the heat insulation body is provided with the groove, and the bottom of the groove is provided with the through holes; the length and the outline of the heat conducting rod are matched with those of the through hole, and the heat conducting rod is arranged in the through hole; the heat conducting plate is embedded in the groove, and one side of the heat conducting plate is attached to the bottom of the groove and one side of the heat conducting rod; the thermoelectric cell is embedded in the groove, and one side of the thermoelectric cell is attached to the other side of the heat conducting plate; and the heat dissipation device is embedded in the groove, and one side of the heat dissipation device is attached to the other side of the thermoelectric cell.

Description

Passive monitoring power supply device of heat storage electric boiler and heat storage electric boiler

Technical Field

The utility model relates to the technical field of electric power heat storage, in particular to a passive monitoring power supply device of a heat storage electric boiler and the heat storage electric boiler.

Background

The heat storage electric boiler heats the solid heat storage material in an electric heating mode at the off-peak electricity period at night, so that heat energy is stored in the heat storage material, and the furnace body is insulated by using a heat insulation material with high temperature resistance and low heat conduction. When heat release is needed, the heat in the furnace body is taken out through the heat exchange system.

The monitoring system of the heat storage electric boiler is used for collecting and transmitting various operation data of the electric boiler to a terminal, the power supply of the monitoring system is mainly from the traditional power grid power supply at present, and the design of different power supply modes of the monitoring system also becomes a technical subject in the field.

SUMMERY OF THE UTILITY MODEL

In view of the above object, the present invention provides a passive monitoring power supply apparatus for a regenerative electric boiler, comprising:

the heat insulation structure comprises a heat insulation body, a plurality of grooves and a plurality of through holes, wherein one side of the heat insulation body is provided with the groove, and the bottom of the groove is provided with the through holes;

the length and the outline of the heat conducting rod are matched with those of the through hole, and the heat conducting rod is arranged in the through hole;

the heat conducting plate is embedded in the groove, and one side of the heat conducting plate is attached to the bottom of the groove and one side of the heat conducting rod;

the thermoelectric cell is embedded in the groove, and one side of the thermoelectric cell is attached to the other side of the heat conducting plate;

and the heat dissipation device is embedded in the groove, and one side of the heat dissipation device is attached to the other side of the thermoelectric cell.

Furthermore, the side of the heat insulation body is provided with an extension part extending outwards, and the extension part is provided with a mounting hole matched with a bolt or a screw for use.

Further, the heat conducting rod is of a cylindrical or regular prism structure.

Further, the heat conducting plate and the heat conducting rod are integrally formed.

Further, heat conducting glue is arranged between the heat conducting rod and the heat conducting plate, and/or between the heat conducting plate and the thermoelectric cell, and/or between the thermoelectric cell and the heat dissipation device.

Furthermore, the heat insulator is made of nano heat insulating materials.

It should be noted that, in the above and the following, the "one side" and the "other side" of the same technical feature indicate the two opposite sides of the technical feature, and the references to the "one side" and the "other side" of the same technical feature are consistent throughout the text, that is, the "one side" of the same technical feature always indicates a specific side of the technical feature, and the "other side" always indicates the side opposite to the "one side".

The utility model also provides a heat storage electric boiler which comprises the passive monitoring power supply device.

Further, the heat insulator embedding sets up by in the installation hole that the heat preservation was injectd, the opposite side of heat insulator and the opposite side of heat conduction stick with expose in the installation hole the outer wall of heat accumulation electric boiler laminates mutually, the extension support lean on in the outside of heat preservation, will through with mounting hole complex bolt or screw the heat insulator is fixed in the heat preservation.

Further, the passive monitoring power supply device is connected with a storage battery, so that electric energy can be stored in the storage battery.

Further, the storage battery is connected with a monitoring system of the heat storage electric boiler, and the monitoring system is powered by the storage battery.

The passive monitoring power supply device of the heat storage electric boiler utilizes the temperature difference between the inside and the outside of the heat storage electric boiler, adopts the thermoelectric cell to generate power, can be used as a power supply or a standby power supply device of a heat storage electric boiler monitoring system, provides a reliable power supply for monitoring the state of the heat storage electric boiler under various working conditions, and particularly monitors and supplies power for the equipment state under the power failure state, thereby ensuring the safety of personnel and equipment.

The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.

Drawings

Fig. 1 is a schematic structural view of a regenerative electric boiler according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a passive monitoring power supply device of the heat accumulation electric boiler in FIG. 1;

fig. 3 is a schematic power supply diagram of the monitoring system of the regenerative electric boiler in fig. 1.

Description of reference numerals:

100-heat storage electric boiler, 110-outer wall,

120-heat insulation layer, 121-mounting hole,

200-a passive monitoring power supply device, 210-a heat preservation body,

211-a recess, 212-a through hole,

213-extension, 214-mounting hole,

220-heat conducting bar, 230-heat conducting plate,

240-thermoelectric cell, 250-heat sink,

300-accumulator, 400-monitoring system.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Fig. 1 shows the heat accumulation electric boiler of the embodiment, wherein the heat accumulation electric boiler 100 includes an outer wall 110 and an insulating layer 120, the outer wall 110 defines a furnace space (specifically, a high-temperature heat accumulation region of the heat accumulation electric boiler) of the heat accumulation electric boiler 100, and the specific structure and device in the furnace are not related in the technical solution of the present invention, and therefore, are not described herein again.

The insulation layer 120 is disposed outside the outer wall 110 to block heat loss in the heat accumulating electric boiler 100. The insulating layer 120 is formed with a mounting hole 121 on a vertical sidewall of one side thereof such that the outer wall 110 is exposed inside the mounting hole 121. In this embodiment, the installation hole 121 is a square hole, and the position of the hole 121 may be selected according to the actual conditions of operation, installation, and the like, which is not limited herein.

The passive monitoring power supply device 200 is installed in the installation hole 121, and the outline of the passive monitoring power supply device 200 is adapted to the installation hole 121, so that the passive monitoring power supply device 200 can be embedded in the installation hole 121.

As shown in fig. 2, the passive monitoring power supply device 200 includes a heat insulator 210, a heat conducting rod 220, a heat conducting plate 230, a thermoelectric cell 240, and a heat sink 250.

The overall thermal insulator 210 is a rectangular parallelepiped structure, which forms an overall frame of the passive monitoring power supply apparatus 200, and as mentioned above, the outline of the passive monitoring power supply apparatus 200 is adapted to the installation hole 121, specifically, the outline of the thermal insulator 210 is adapted to the installation hole 121. One side of the heat retaining body 210 (the left side of the heat retaining body 210 in the view of fig. 2) is provided with a groove 211, and in this embodiment, the groove 211 is a square groove body. A plurality of through holes 212 are formed at the bottom of the recess 211, and the through holes 212 are distributed at the bottom of the recess 211 in an array manner and penetrate from the bottom of the recess 211 to the other side of the heat insulator 210 (the right side of the heat insulator 210 in the view of fig. 2). In this embodiment, the thermal insulator 210 is made of a nano thermal insulation material, such as a nano thermal insulation board or a nano thermal insulation board.

The heat conducting rod 220 is arranged in the through hole 212 of the heat insulating body 210, the length and the outline of the heat conducting rod 220 are matched with those of the through hole 212, so that the heat conducting rod 220 can be attached to the inner wall of the through hole 212 as much as possible, the heat conducting rod 220 can be completely filled in the through hole 212 due to the length, and the two ends of the heat conducting rod 220 can be flush or approximately flush with the bottom of the groove 211 and the other side of the heat insulating body 210 when the heat conducting rod 220 is arranged in the through hole 212. The shape of the heat conduction rod 220 may be a cylindrical or regular prism structure, and accordingly, the shape of the through hole 212 should be configured to be a corresponding cylindrical or regular prism. The heat conduction rod 220 may be made of metal or alloy material.

A heat conductive plate 230 is disposed in the recess 211 of the heat insulating body 210, and the heat conductive plate 230 has an outer shape conforming to the recess 211 such that the heat conductive plate 230 can be disposed in the recess 211 by being inserted. The heat conductive plate 230 is inserted into the recess 211 and abuts against the bottom of the recess 211 so that one side of the heat conductive plate 230 (the right side of the heat conductive plate 230 in the view of fig. 2) is fitted to the bottom of the recess 211 and also fitted to the end surface of one side of the heat conductive rod 220 at the bottom of the recess 211. In other embodiments, the thermal conductive plate 230 is coated with a thermal conductive adhesive on the contact surface where it is attached to the thermal conductive bar 220 (or the groove 211), so as to make up for the gap on the contact surface due to the limitation of position accuracy or machining accuracy, and make the two closely attached. The heat conductive plate 230 may be made of a metal or alloy material, preferably the same metal or alloy material as the heat conductive rod 220.

In other embodiments, the heat conducting bar 220 and the heat conducting plate 230 are integrally formed.

The thermoelectric cell 240 is further disposed in the groove 211 of the heat insulation body 210, and the contour of the thermoelectric cell 240 is adapted to the groove 211, so that the thermoelectric cell 240 can also be disposed in the groove 211 by embedding. The thermoelectric cell 240 abuts against the heat conductive plate 230 such that one side of the thermoelectric cell 240 (the right side of the thermoelectric cell 240 in the view of fig. 2) is attached to the other side of the heat conductive plate 230 (the left side of the heat conductive plate 230 in the view of fig. 2). In other embodiments, the thermal conductive glue is coated on the contact surface of the thermoelectric cell 240 and the thermal conductive plate 230, so that the gap generated on the contact surface due to the position accuracy or the processing accuracy can be compensated, and the thermoelectric cell and the thermal conductive plate are tightly attached.

The heat sink 250 is further disposed in the groove 211 of the heat insulation body 210, and the contour of the heat sink 250 is adapted to the groove 211, so that the heat sink 250 can be disposed in the groove 211 by embedding. The heat sink 250 abuts against the thermoelectric cell 240 such that one side of the heat sink 250 (the right side of the heat sink 250 in the view of fig. 2) is attached to the other side of the thermoelectric cell 240 (the left side of the thermoelectric cell 240 in the view of fig. 2). In this embodiment, one side of the heat dissipation device 250 is a planar structure to be attached to the thermoelectric cell 240; the other side (the left side of the heat sink 250 in the view of fig. 2) is exposed to the air, and the side is provided with a plurality of fins extending outward, thereby increasing a contact area with the air to enhance a heat dissipation effect. In other embodiments, the heat sink 250 and the thermoelectric cell 240 are coated with a heat conductive adhesive on their contact surfaces, so that the gap between the contact surfaces due to the limitation of position accuracy or processing accuracy can be compensated and the two contact surfaces can be tightly bonded.

An extending portion 213 extending outward is disposed at a side surface of the heat insulation body 210, specifically, at an opening position of the groove 211 in this embodiment, and a mounting hole 214 for matching with a bolt or a screw is disposed on the extending portion 213.

When the passive monitoring power supply device 200 is mounted on the side wall of the heat storage electric boiler 100, the whole body is inserted into the mounting hole 121 formed in the heat insulating layer 120, specifically, the heat insulating body 210 is inserted into the mounting hole 121. When the thermal insulation body 210 is installed in place, the end surfaces of the other side of the thermal conduction rod 220 and the other side of the thermal insulation body 210 are attached to the outer wall 110 of the thermal storage electric boiler 100 exposed in the installation hole 121, meanwhile, the extension portion 213 is located outside the installation hole 121 and abuts against the outer side of the thermal insulation layer 120, and the thermal insulation body 210 is fixed to the thermal insulation layer 120 through bolts or screws matched with the installation holes 214. In other embodiments, the exposed contact surface of the outer wall 110 and the heat conducting rod 220 (or the heat insulator 210) is coated with heat conducting glue, so that the gap generated on the contact surface due to the limitation of position precision or processing precision can be compensated, and the contact surface and the heat conducting rod are tightly attached.

The passive monitoring power supply device 200 conducts heat in the furnace to the heat conducting plate 230 through the heat conducting rod 220 attached to the outer wall 110 of the heat storage electric boiler 100, the heat conducting plate 230 conducts the heat to one side of the thermoelectric cell 240, one side of the thermoelectric cell 240 is heated, and the other side of the thermoelectric cell 240 radiates in the external environment temperature, so that electric energy is generated by temperature difference.

As shown in fig. 3, the passive monitoring power supply device 200 is connected to the battery 300, the electric energy is stored in the battery 300, and the battery 300 is connected to the monitoring system 400 of the heat-accumulating electric boiler 100, so that the monitoring system 400 is supplied with the electric power through the battery 300.

In other embodiments, the heat storage electric boiler 100 is provided with a plurality of passive monitoring power supply devices 200, and a corresponding number of passive monitoring power supply devices 200 are connected in series or in parallel with corresponding storage batteries as required.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. A passive monitoring power supply device of a heat storage electric boiler is characterized by comprising:

2. The passive monitoring and power supply device of the heat storage electric boiler according to claim 1, wherein the side of the heat-insulating body is provided with an extension part extending outwards, and the extension part is provided with a mounting hole for matching with a bolt or a screw.

3. The passive monitoring and power supply device of the regenerative electric boiler according to claim 1, wherein the heat conducting rod is a cylinder or a regular prism structure.

4. The passive monitoring and power supply device of the thermal storage electric boiler according to claim 1, wherein the heat conductive plate is integrally formed with the heat conductive rod.

5. The passive monitoring and power supply device of the regenerative electric boiler according to claim 1, wherein a heat conducting glue is disposed between the heat conducting rod and the heat conducting plate, and/or between the heat conducting plate and the thermoelectric cell, and/or between the thermoelectric cell and the heat dissipating device.

6. The passive monitoring and power supply device of the regenerative electric boiler according to claim 1, wherein the thermal insulator is made of nano thermal insulation material.

7. An electric regenerative boiler, characterized in that it comprises at least one passive monitoring and power supply device according to any one of claims 1 to 6.

8. The heat-storing electric boiler according to claim 7, wherein the heat insulator is embedded in a mounting hole defined by a heat-insulating layer of the heat-storing electric boiler, and the other side of the heat insulator and the other side of the heat-conducting rod are attached to the outer wall of the heat-storing electric boiler exposed in the mounting hole; the side of the heat insulation body is provided with an extending part extending outwards, the extending part is provided with a mounting hole matched with a bolt or a screw for use, the extending part is abutted against the outer side of the heat insulation layer, and the heat insulation body is fixed on the heat insulation layer through the bolt or the screw matched with the mounting hole.

9. The regenerative electric boiler according to claim 7, characterized in that the passive monitoring and power supply means is connected to an accumulator, so that electric energy can be stored in the accumulator.

10. The regenerative electric boiler according to claim 9, characterized in that the accumulator is connected to a monitoring system of the regenerative electric boiler, the monitoring system being supplied with power by the accumulator.