CN114739008A - Solid heat storage device with low maintenance cost - Google Patents
Solid heat storage device with low maintenance cost Download PDFInfo
- Publication number
- CN114739008A CN114739008A CN202210439513.7A CN202210439513A CN114739008A CN 114739008 A CN114739008 A CN 114739008A CN 202210439513 A CN202210439513 A CN 202210439513A CN 114739008 A CN114739008 A CN 114739008A
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- China
- Prior art keywords
- storage device
- maintenance cost
- heat storage
- low maintenance
- heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/002—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release using electrical energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/0056—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using solid heat storage material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Central Heating Systems (AREA)
Abstract
The invention provides a solid heat storage device with low maintenance cost, which comprises: casing, electric heating element and heat accumulator, wherein: a plurality of vertical frames which are vertically fixed are arranged in the shell, a wiring groove is arranged on each vertical frame, and the electric heating element is positioned in the wiring groove; all the vertical frames are arranged in parallel, a plurality of supporting plates which are arranged at intervals along the height direction and are parallel to each other are arranged between any two adjacent vertical frames, and the supporting plates can be horizontally and slidably arranged on the two adjacent vertical frames; the heat accumulator comprises a plurality of heat accumulation bricks, and all the heat accumulation bricks are respectively paved on the supporting plates in a single-layer paving mode. When the heat storage bricks are pulverized, damaged and the like, the replacement work can be quickly finished by only pulling out the supporting plate where the heat storage bricks are located. The later maintenance cost can be effectively reduced.
Description
Technical Field
The invention relates to the technical field of energy storage and heat supply equipment, in particular to a solid heat storage device with low maintenance cost.
Background
The solid energy storage heating device is a new, scientific, efficient, environment-friendly, safe, economic and energy-saving heating mode. The electric energy is quickly converted into heat energy to be stored in a heat accumulator of the equipment by using the electricity generated by cheap electric energy or wind energy in the night valley period. When needs are with hot, through the operation of intelligent PLC control frequency conversion fan, make the air at high temperature heat accumulator inner loop, take out the heat in the heat accumulator, become the hot-air of high temperature, the hot-air of high temperature converts the hot water after passing through high-efficient heat exchanger again, and heating unit utilizes the hot water to realize heating. Briefly, the solid energy storage and heat supply device uses off-peak electricity to convert electric energy into heat energy through the electric heating tube inserted in the heat accumulator, the heat accumulator can quickly absorb and store the heat energy, and the heat energy is released through secondary heat exchange when heat supply is needed for users.
The solid heat accumulator in the solid energy-storing and heat-supplying device is basically formed by stacking a plurality of heat-accumulating bricks (such as magnesia bricks). The heat storage bricks are pressed under certain pressure, and the problems of pulverization, damage and the like easily occur under the condition of repeated heating. Therefore, the stacked heat storage bodies cause a very high maintenance cost of the entire apparatus.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a solid heat storage device with low maintenance cost.
The invention provides a solid heat storage device with low maintenance cost, which comprises: casing, electric heating element and heat accumulator, wherein:
a plurality of vertical fixed vertical frames are arranged in the shell, wiring grooves are formed in the vertical frames, and the electric heating elements are located in the wiring grooves; all the vertical frames are arranged in parallel, a plurality of supporting plates which are arranged at intervals along the height direction and are parallel to each other are arranged between any two adjacent vertical frames, and the supporting plates can be horizontally and slidably arranged on the two adjacent vertical frames; the heat accumulator comprises a plurality of heat accumulation bricks, and all the heat accumulation bricks are respectively paved on the supporting plates in a single-layer paving mode.
Preferably, the vertical frame is provided with wiring grooves above any supporting plate, and each wiring groove is internally provided with an electric heating element.
Preferably, ventilation windows are arranged on the vertical frame and above any supporting plate; the heat storage bricks are provided with vent holes, and the vent holes on each heat storage brick are respectively communicated with the corresponding vent windows.
Preferably, one end of the machine body, which is positioned in the arrangement direction of all the vertical frames, is provided with a plurality of observation windows, and the observation windows correspond to the ventilation windows on the vertical frames one by one; all ventilation windows of the same horizontal height are overlapped in the arrangement direction of the vertical frames.
Preferably, the side wall of the vertical frame is provided with a plurality of guide grooves, the guide grooves extend horizontally, one end of each guide groove is penetrated to form an inlet end and an outlet end, and all the guide grooves are arranged at intervals along the height direction of the vertical frame and are parallel to each other; the side edges of the two sides of the supporting plate are positioned in the corresponding guide grooves.
Preferably, the side of the supporting plate is provided with a guide wheel, and the guide wheel is positioned in the guide groove.
Preferably, a wiring hole is formed in the supporting plate, extends along the sliding direction of the supporting plate and is communicated with two ends of the supporting plate; the electric heating elements are provided in plurality, and part of the electric heating elements are penetrated by the wiring holes.
Preferably, the electric heating element is a heating tube.
Preferably, the support plate is of a perforated plate construction.
Preferably, one end of the supporting plate is provided with a handle.
In the invention, a plurality of vertical stands which are vertically fixed are arranged in a shell, a wiring groove is arranged on each vertical stand, and an electric heating element is arranged in the wiring groove; a plurality of supporting plates which are arranged at intervals along the height direction and are parallel to each other are arranged between any two adjacent vertical frames, and the supporting plates can be horizontally and slidably arranged on the two adjacent vertical frames, so that all the heat storage bricks in the heat storage body are respectively paved on the supporting plates in a single-layer paving mode. When the conditions such as pulverization and damage occur to the heat storage bricks, the replacement work can be quickly finished by only pulling out the supporting plate where the heat storage bricks are located. The structure is reasonable in design and strong in practicability, and the later maintenance cost can be effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of a solid heat storage device with low maintenance cost according to the present invention.
Fig. 2 is a partially enlarged view of a solid heat storage device of low maintenance cost according to the present invention.
Fig. 3 is a schematic view illustrating an assembly of the pallet and the stand in the solid heat storage device with low maintenance cost according to the present invention.
Fig. 4 is a schematic structural diagram of the vertical frame in the solid heat storage device with low maintenance cost according to the present invention.
Fig. 5 is a schematic view showing a positional relationship between the heat storage bricks and the corresponding ventilation windows in the solid heat storage device with low maintenance cost according to the present invention.
Detailed Description
Referring to fig. 1-2, the present invention provides a low maintenance solid state thermal storage device, comprising: casing 1, electric heating element 2 and heat accumulator, wherein:
a plurality of vertical fixed vertical frames 3 are arranged inside the casing 1, wiring grooves are formed in the vertical frames 3, and the electric heating elements 2 are positioned in the wiring grooves; all the vertical frames 3 are arranged in parallel, a plurality of supporting plates 4 which are arranged at intervals along the height direction and are parallel to each other are arranged between any two adjacent vertical frames 3, and the supporting plates 4 can be horizontally and slidably arranged on the two adjacent vertical frames 3; the heat accumulator comprises a plurality of heat accumulation bricks 5, and all the heat accumulation bricks 5 are respectively paved on the supporting plates 4 in a single-layer paving mode. When the conditions of pulverization, damage and the like of the heat storage bricks 5 occur, the supporting plates 4 corresponding to the heat storage bricks 5 are found and are pulled out, and then the heat storage bricks 5 can be directly taken down and replaced with new ones. Then the supporting plate 4 is pushed in again.
Therefore, the invention has reasonable structural design and strong practicability, and can effectively reduce the later maintenance cost.
Specifically, the heat storage bricks 5 on each pallet 4 are provided in plurality in parallel in a row.
Specifically, the method comprises the following steps: the electric heating element 2 is a heating tube.
And in order to accelerate the heating rate to each layer of heat storage brick 5, this embodiment has all set up the wiring groove on grudging post 3 and be located arbitrary layer board 4 top to all arranged electric heating element 2 in every wiring groove, in order to enclose heat storage brick 5 on same layer board 4 in a zone of heating, guarantee heating efficiency.
In the further present embodiment, a wiring hole is provided in the pallet 4, and the wiring hole extends in the sliding direction of the pallet 4 with both ends penetrating; the electric heating elements 2 are provided in plurality, and a part of the electric heating elements 2 is penetrated by the wiring holes. So that the bottom of each layer of bricks 5 has an electric heating element 2.
Specifically, the method comprises the following steps: layer board 4 is the orifice plate structure to make the heat accumulation brick 5 of upper and lower floor can be better carry out heat-conduction, ensure the endothermic homogeneity of whole heat accumulator then.
Referring to fig. 3, a plurality of guide grooves 7 are formed in the side wall of the vertical frame 3, the guide grooves 7 extend horizontally, one end of each guide groove 7 penetrates through to form an input end and an output end, and all the guide grooves 7 are arranged at intervals in the height direction of the vertical frame 3 and are parallel to each other; the side edges of the two sides of the supporting plate 4 are positioned in the corresponding guide grooves 7, so that the supporting plate 4 can slide back and forth along the extending direction of the guide grooves 7.
Specifically, the method comprises the following steps: the side of layer board 4 is equipped with the leading wheel, and the leading wheel is located guide way 7 to the pull of layer board 4 is convenient.
Specifically, the method comprises the following steps: one end of the supporting plate 4 is provided with a handle 8 so as to facilitate pulling the supporting plate 4.
Referring to fig. 3-4, ventilation windows 6 are arranged on the vertical frame 3 and above any supporting plate 4; the heat storage bricks 5 have vent holes 51, and the vent holes 51 of each heat storage brick 5 are respectively communicated with the corresponding vent windows 6. So that, when hot, the incoming air passes through the ventilation windows 6 in turn from the respective bricks 5 of the same layer to carry the heat away.
In this embodiment, the machine body 1 is provided with a plurality of observation windows 9 at one end in the arrangement direction of all the vertical frames 3, and the observation windows 9 correspond to the ventilation windows 6 on the vertical frames 3 one by one; all ventilation windows 6 of the same level are overlapped in the arrangement direction of the stands 3 (i.e. all ventilation windows 6 of the same level are coaxial with the corresponding observation windows 9). An observer can observe whether the heat storage bricks 5 on each layer are pulverized or damaged or not through the observation window 9 and the ventilation window 6.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A low maintenance solid state thermal storage device, comprising: casing (1), electric heating element (2) and heat accumulator, wherein:
a plurality of vertical fixed vertical frames (3) are arranged in the shell (1), wiring grooves are formed in the vertical frames (3), and the electric heating elements (2) are positioned in the wiring grooves; all the vertical frames (3) are arranged in parallel, a plurality of supporting plates (4) which are arranged at intervals along the height direction and are parallel to each other are arranged between any two adjacent vertical frames (3), and the supporting plates (4) can be horizontally and slidably arranged on the two adjacent vertical frames (3); the heat accumulator comprises a plurality of heat accumulation bricks (5), and all the heat accumulation bricks (5) are respectively paved on the supporting plates (4) in a single-layer paving mode.
2. The solid state heat storage device with low maintenance cost according to claim 1, characterized in that wiring grooves are arranged on the vertical frame (3) and above any one of the supporting plates (4), and an electric heating element (2) is arranged in each wiring groove.
3. The solid state thermal storage device with low maintenance cost according to claim 1, characterized in that a ventilation window (6) is provided on the stand (3) above any one of the pallets (4); the heat storage bricks (5) are provided with vent holes (51), and the vent holes (51) on each heat storage brick (5) are respectively communicated with the corresponding vent windows (6).
4. The solid heat storage device with low maintenance cost according to claim 3, characterized in that an observation window (9) is provided at one end of the machine body (1) in the arrangement direction of all the stands (3), and a plurality of observation windows (9) are provided and correspond to the ventilation windows (6) on the stands (3) one by one; all the ventilation windows (6) at the same horizontal height are overlapped in the arrangement direction of the vertical frames (3).
5. The solid heat storage device with low maintenance cost according to claim 1, wherein the side wall of the vertical frame (3) is provided with a plurality of guide grooves (7), the guide grooves (7) extend horizontally, one end of each guide groove (7) penetrates through to form an inlet and an outlet, and all the guide grooves (7) are arranged at intervals in the height direction of the vertical frame (3) and are parallel to each other; the side edges of the two sides of the supporting plate (4) are positioned in the corresponding guide grooves (7).
6. The solid state thermal storage device with low maintenance cost according to claim 5, characterized in that the side of the pallet (4) is provided with guide wheels, and the guide wheels are positioned in the guide grooves (7).
7. The solid heat storage device with low maintenance cost according to claim 1, characterized in that wiring holes are provided in the support plate (4), the wiring holes extend along the sliding direction of the support plate (4) and have two ends penetrating; the electric heating elements (2) are provided in plurality, and part of the electric heating elements (2) are penetrated by the wiring holes.
8. The low-maintenance solid thermal storage device according to claim 7, wherein the electric heating element (2) is a heating tube.
9. The solid state thermal storage device of low maintenance cost according to claim 1, characterized in that the support plate (4) is of a perforated plate structure.
10. The solid state thermal storage device of low maintenance cost according to any one of claims 1 to 9, wherein one end of the support plate (4) is provided with a handle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210439513.7A CN114739008A (en) | 2022-04-25 | 2022-04-25 | Solid heat storage device with low maintenance cost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210439513.7A CN114739008A (en) | 2022-04-25 | 2022-04-25 | Solid heat storage device with low maintenance cost |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114739008A true CN114739008A (en) | 2022-07-12 |
Family
ID=82284213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210439513.7A Pending CN114739008A (en) | 2022-04-25 | 2022-04-25 | Solid heat storage device with low maintenance cost |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114739008A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04313689A (en) * | 1991-04-12 | 1992-11-05 | Hitachi Ltd | Heat storage device |
| CN109297332A (en) * | 2018-10-30 | 2019-02-01 | 全球能源互联网研究院有限公司 | A kind of heat storage body structure |
| CN209068606U (en) * | 2018-10-22 | 2019-07-05 | 珠海格力电器股份有限公司 | The attaching/detaching apparatus and accumulated electric heater of gitter brick |
| 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 |
| CN210153929U (en) * | 2019-07-01 | 2020-03-17 | 任丘市冀威太阳能采暖工业有限公司 | High-efficient heat accumulation formula electric heater |
-
2022
- 2022-04-25 CN CN202210439513.7A patent/CN114739008A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04313689A (en) * | 1991-04-12 | 1992-11-05 | Hitachi Ltd | Heat storage device |
| CN209068606U (en) * | 2018-10-22 | 2019-07-05 | 珠海格力电器股份有限公司 | The attaching/detaching apparatus and accumulated electric heater of gitter brick |
| CN109297332A (en) * | 2018-10-30 | 2019-02-01 | 全球能源互联网研究院有限公司 | A kind of heat storage body structure |
| 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 |
| CN210153929U (en) * | 2019-07-01 | 2020-03-17 | 任丘市冀威太阳能采暖工业有限公司 | High-efficient heat accumulation formula electric heater |
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