CN113551415B - Internal circulation bidirectional heating integrated energy storage heat release equipment - Google Patents
Internal circulation bidirectional heating integrated energy storage heat release equipment Download PDFInfo
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- CN113551415B CN113551415B CN202110833408.7A CN202110833408A CN113551415B CN 113551415 B CN113551415 B CN 113551415B CN 202110833408 A CN202110833408 A CN 202110833408A CN 113551415 B CN113551415 B CN 113551415B
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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
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
- F24H7/04—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid
- F24H7/0408—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid using electrical energy supply
- F24H7/0433—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid using electrical energy supply the transfer medium being water
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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
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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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
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
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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
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
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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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- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses an internal circulation bidirectional heating integrated energy storage heat release device which comprises a tank body, wherein four supporting legs are annularly arranged at the bottom of the tank body, a heating cavity, a feeding cavity and a preheating cavity are respectively arranged in the tank body, the feeding cavity and the preheating cavity are arranged above the heating cavity in parallel, an energy storage box is fixedly connected to the inner wall of the bottom of the heating cavity, molten salt is filled in the energy storage box, and a feeding hopper extending into the feeding cavity is arranged at the top of the energy storage box. The invention can play the two-way circulation heating role in energy storage and the heat release heating role in water use through the arrangement of the water distribution pipe, one pipeline has two functions, the practicability of energy storage and heat release is greatly improved, meanwhile, the structure layout is reasonable and simple, the manufacturing cost is low, the energy storage and heat release effects are good, the heat energy can be fully utilized, the energy consumption is reduced, and meanwhile, the automatic preheating and heat preservation effects can be achieved through the adjustment of the water outlet direction.
Description
Technical Field
The invention relates to the technical field of energy storage heat release equipment, in particular to an internal circulation bidirectional heating integrated energy storage heat release equipment.
Background
In recent years, with the increasing of heat supply demand, the traditional heat supply technology has serious environmental pollution and high operation cost, can not effectively carry out peak clipping and valley filling in real time, and can collect early low valley electricity for peak avoidance and release the electricity during peak electricity utilization, thereby being beneficial to energy conservation and emission reduction and reducing the cost.
At present, the electric heat energy storage is in a vigorous development period, the heat storage quantity and the heat exchange power of the electric heat energy storage devices with different structure types depend on the capacity of a heat accumulator, the structure of an electric heat energy storage brick body and the like, the energy storage cyclic utilization equipment in the prior art usually adopts an energy storage brick to store energy and then blows hot air out by driving an air heater to conduct heat conduction, the heat energy conversion rate generated by blowing hot air out by the air heater is lower, the energy loss is larger, and the cyclic utilization among equipment is not facilitated.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an internal circulation bidirectional heating integrated energy storage heat release device.
In order to solve the technical problems, the technical scheme of the invention is as follows: an internal circulation bidirectional heating integrated energy storage heat release device comprises a tank body, four supporting legs are annularly arranged at the bottom of the tank body, the energy storage tank is internally provided with a heating cavity, a feeding cavity and a preheating cavity, the feeding cavity and the preheating cavity are arranged above the heating cavity side by side, the inner wall of the bottom of the heating cavity is fixedly connected with an energy storage tank, fused salt is filled in the energy storage tank, the top of the energy storage tank is provided with a feeding hopper extending into the feeding cavity, the bottom of one side of the tank body is provided with a drain pipe, the drain pipe is provided with a drain valve, the energy storage tank is internally provided with a discharging mechanism for discharging the fused salt, the energy storage tank is internally provided with a heat exchange mechanism for uniformly exchanging heat inside the fused salt, the top of the tank body is provided with a water conveying mechanism for conveying hot water inside the tank body and external cold water, one side of the tank body is provided with a door body corresponding to the feeding cavity, and the outer wall of one side of the tank body is provided with a control panel;
the inner wall of the heating cavity is provided with a heat insulation layer, the inner wall of the heating cavity is provided with heaters which are distributed in an annular mode, the outer wall of one side of the tank body is provided with a temperature sensor extending into the heating cavity, and the inner wall of the bottom of the feeding cavity is provided with a liquid level sensor extending into the heating cavity;
the inner wall of the bottom of the preheating cavity is uniformly provided with a plurality of steam inlet holes communicated with the heating cavity, and a plugging mechanism for plugging the steam inlet holes is arranged in the preheating cavity.
Preferably, discharge mechanism includes fixed connection at the inside below of energy storage box's hopper dish, and the fused salt is located the hopper dish, and the relief hole has been seted up to the bottom of hopper dish, and the downthehole fixedly connected with of relief pipe of relief, and one side of relief pipe extend to the below of the jar body and install the relief valve.
Preferably, heat transfer mechanism is including being a plurality of montants of annular equidistance fixed connection at energy storage tank top inner wall, the same annular pole of bottom fixedly connected with of a plurality of montants, it has four distributive pipes to be fixed running through of annular equidistance in the annular pole, the fixed intercommunication of the one end that four distributive pipes extend each other and be close to has same five-way, the bottom that four distributive pipes all run through the bottom of fill dish and fixed intercommunication has same annular pipe, arrange a plurality of connecting rods of outer wall annular equidistance fixedly connected with of material pipe, the one end that a plurality of connecting rods extend each other and keep away from all with one side fixed connection of annular pipe, the both sides of annular pipe are fixed the intercommunication respectively has raceway and cold water pipe, the other end of raceway extends to the outside of energy storage tank and is located the heating chamber, the other end of cold water pipe extends to the outside of the jar body, install water delivery valve and water intaking valve on raceway and the cold water pipe respectively.
Preferably, the contact part of the water diversion pipe and the molten salt is in a spiral winding structure.
Preferably, one side of the water return pipe, which is positioned in the preheating cavity, is of a disk winding structure.
Preferably, water delivery mechanism includes the water pump of fixed connection at jar external wall of body top, the end fixedly connected with inlet tube of intaking of water pump, the other end of inlet tube passes the feeding chamber and extends to the energy storage box in and connects fixed connection with one of them of five-way, the play water end fixedly connected with outlet pipe of water pump, the other end fixedly connected with tee bend of outlet pipe, tee bend fixed connection is at the external wall of the top of the jar body, two other joints of tee bend are fixedly connected with wet return and hot-water line respectively, the other end of wet return passes the preheating chamber and is linked together with the heating chamber, the inside of tee bend is equipped with and is used for adjusting the adjustment mechanism that the outlet pipe is linked together with wet return and hot-water line respectively.
Preferably, adjustment mechanism includes that sealed rotation connects at the inside valve ball of tee bend, and fixedly connected with valve rod is run through to the centre of a circle position of valve ball, and the both ends of valve rod all extend to the tee bend outside, the top outer wall fixedly connected with fixed plate of the jar body, and the one end of valve rod is rotated with one side of fixed plate and is connected, and the inside of valve ball is the symmetry and is equipped with circulation channel and water supply channel, circulation channel and water supply channel respectively with wet return and hot-water line intercommunication cooperation.
Preferably, the plugging mechanism comprises three guide rods which are fixedly connected to the inner wall of the bottom of the preheating cavity in a triangular arrangement, the three guide rods are slidably sleeved with the same sealing plate, the bottom of the sealing plate is provided with a plurality of sealing heads which are in sealing, inserting and matching with the steam inlet holes, and the top ends of the three guide rods are fixedly connected with limiting blocks;
the top of the sealing plate is fixedly connected with a sliding rod, the top end of the sliding rod penetrates through the top of the tank body in a sliding mode and is fixedly connected with a movable plate, a cam is fixedly sleeved on one side, close to the fixed plate, of the valve rod, and the cam is in contact with the top of the movable plate;
the sealed sliding sleeve of outer wall of slide bar is equipped with a protection section of thick bamboo, the top of a protection section of thick bamboo and the top inner wall fixed connection of the jar body, and the slide bar runs through the cover and is equipped with the spring in the inside one side that is located a protection section of thick bamboo, and the top of spring and the top inner wall fixed connection of the jar body, the bottom of spring and the outer wall fixed connection of slide bar.
Preferably, the top of the tank body is provided with an exhaust pipe communicated with the preheating cavity, the exhaust pipe is provided with a pressure release valve, the outer wall of the top of the tank body is provided with a pressure gauge in control connection with the pressure release valve, and the numerical value of the pressure gauge corresponds to the pressure value in the preheating cavity.
Preferably, the outer wall of the energy storage box is annularly provided with a plurality of heat absorbing fins at equal intervals.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the water inlet valve is opened, the water delivery valve is closed, the valve rod is rotated to enable the water outlet pipe to be communicated with the water return pipe, the water pump is started, water adding operation can be carried out on the heating cavity, the arrangement of a water injection port can be effectively reduced by injecting water in such a way, and the whole sealing property and the heat insulation property of the tank body can be improved;
according to the invention, the water inlet valve is closed, the water delivery valve is opened, the valve rod is rotated to enable the water outlet pipe to be communicated with the water return pipe, the water pump is started, the circulating bidirectional heating effect on the molten salt in the energy storage box can be achieved, the bidirectional heating temperature is gradually increased to realize heat energy conversion, the dissolving characteristic of the molten salt is facilitated, and the problem that the energy storage effect of the molten salt is influenced due to large inside and outside temperature difference caused by a traditional heating mode is avoided;
according to the invention, the water distribution pipes are uniformly distributed in the fused salt and are in a spiral winding structure, so that the fused salt is heated more uniformly, the effect of heat energy conversion can be improved, the absorption of heat energy can be accelerated through the heat absorption fins, and the efficiency of heat exchange and energy storage is improved;
the invention can improve the temperature of the reflux water by exchanging heat between the steam and the reflux water, and prevent the temperature of the original water from being reduced after the reflux water flows into the heating cavity, thus fully utilizing the heat energy conversion of the steam to reduce the energy consumption and leading the utilization of the heat energy to be more sufficient;
according to the invention, the energy storage effect of the molten salt can be greatly improved through double heat preservation of the heat insulation layer and the high-temperature hot water;
according to the invention, the water inlet valve is opened, the water delivery valve is closed, the valve rod is rotated to enable the water outlet pipe to be communicated with the hot water pipe, the water pump is started, external cold water can be conveyed to a user after heat exchange and heating are carried out on the external cold water through the energy storage tank, and the daily hot water requirement of the user is met;
the invention can realize automatic plugging and opening of the steam inlet while adjusting the water outlet direction by rotating the valve rod, thereby achieving the effects of automatic preheating and heat preservation.
The invention can play the two-way circulation heating role in energy storage and the heat release heating role in water use through the arrangement of the water distribution pipe, has two functions of one pipeline, greatly improves the practicability of energy storage and heat release, has reasonable and simple structural layout, low manufacturing cost and good energy storage and heat release effects, can fully utilize heat energy, reduces the energy consumption, and can realize the automatic plugging and opening of a steam inlet through the adjustment of the water outlet direction so as to achieve the effects of automatic preheating and heat preservation.
Drawings
Fig. 1 is a schematic overall structure diagram of an internal circulation bidirectional heating integrated energy storage and heat release device provided by the invention;
FIG. 2 is a front sectional structural view of the present invention;
FIG. 3 is a schematic view of the overall top view of the present invention;
FIG. 4 is a top cross-sectional structural view of the present invention;
FIG. 5 is a further cross-sectional structural schematic of FIG. 4 according to the present invention;
FIG. 6 is a perspective view of the annular pole and shunt tube connection of the present invention;
FIG. 7 is a partial front cross-sectional structural view of the present invention;
FIG. 8 is a partial cross-sectional side view of the present invention;
FIG. 9 is a perspective view of a hopper disc and annular tube connection according to the present invention;
FIG. 10 is an exploded view of the overall structure of FIG. 9 in accordance with the present invention;
FIG. 11 is a schematic view of a cam and movable plate combination structure according to the present invention;
FIG. 12 is a perspective view of a sealing plate connection structure according to the present invention;
FIG. 13 is a cross-sectional view of a tee junction construction of the present invention;
fig. 14 is a schematic top cross-sectional structure view of a second embodiment of the present invention.
The labels in the figure are: 1. a tank body; 2. supporting legs; 3. a heating cavity; 4. a feeding cavity; 5. a preheating chamber; 6. an energy storage tank; 7. melting a salt; 8. a hopper; 9. a bucket tray; 10. a discharge pipe; 11. a discharge valve; 12. a vertical rod; 13. an annular rod; 14. a water diversion pipe; 15. five-way connection; 16. a discharge hole; 17. a connecting rod; 18. an annular tube; 19. a water delivery pipe; 20. a water delivery valve; 21. a cold water pipe; 22. a water inlet valve; 23. a drain pipe; 24. a drain valve; 25. steam inlet holes; 26. a liquid level sensor; 27. a heater; 28. a temperature sensor; 29. a heat insulation layer; 30. a tee joint; 31. a water pump; 32. a water inlet pipe; 33. a water outlet pipe; 34. a water return pipe; 35. a hot water pipe; 36. a valve stem; 37. a door body; 38. a control panel; 39. a heat absorbing fin; 40. a pressure gauge; 41. an exhaust pipe; 42. a pressure relief valve; 43. a valve ball; 44. a circulation channel; 45. a water supply channel; 46. a fixing plate; 47. a cam; 48. a guide bar; 49. a sealing plate; 50. a slide bar; 51. a sealing head; 52. a movable plate; 53. a limiting block; 54. a protective cylinder; 55. a spring.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the drawings and specific embodiments, but the present invention is not limited to the following technical solutions.
Example 1
Referring to fig. 1-13, an internal circulation two-way heating integrated energy storage heat release device comprises a tank body 1, four support legs 2 are annularly arranged at the bottom of the tank body 1, a heating cavity 3, a feeding cavity 4 and a preheating cavity 5 are respectively arranged in the tank body 1, the feeding cavity 4 and the preheating cavity 5 are arranged above the heating cavity 3 side by side, an energy storage box 6 is fixedly connected with the inner wall of the bottom of the heating cavity 3, molten salt 7 is arranged in the energy storage box 6, a feeding hopper 8 extending into the feeding cavity 4 is arranged at the top of the energy storage box 6, a drain pipe 23 is arranged at the bottom of one side of the tank body 1, a drain valve 24 is arranged on the drain pipe 23, a discharging mechanism for discharging the molten salt 7 is arranged in the energy storage box 6, a heat exchange mechanism for uniformly exchanging heat inside the molten salt is arranged in the energy storage box 6, a water conveying mechanism for conveying hot water and external cold water in the tank body 1 is arranged at the top of the tank body 1, one side of the jar body 1 is equipped with the door body 37 corresponding with reinforced chamber 4, one side outer wall of the jar body 1 is equipped with controls panel 38, the inner wall of heating chamber 3 is equipped with thermal-insulated heat preservation 29, the inner wall of heating chamber 3 is equipped with the heater 27 that the annular was arranged, one side outer wall of the jar body 1 is equipped with the temperature sensor 28 that extends to in the heating chamber 3, the bottom inner wall of reinforced chamber 4 is equipped with level sensor 26 that extends to in the heating chamber 3, the bottom inner wall of preheating chamber 5 evenly sets up a plurality of steam inlet 25 that are linked together with heating chamber 3, the inside of preheating chamber 5 is equipped with the shutoff mechanism that is used for shutoff steam inlet 25.
Example 2
This example is modified on the basis of example 1: referring to fig. 1-14, an internal circulation two-way heating integrated energy storage heat release device comprises a tank body 1, four support legs 2 are annularly arranged at the bottom of the tank body 1, a heating chamber 3, a feeding chamber 4 and a preheating chamber 5 are respectively arranged in the tank body 1, the feeding chamber 4 and the preheating chamber 5 are arranged above the heating chamber 3 side by side, an energy storage box 6 is fixedly connected to the inner wall of the bottom of the heating chamber 3, fused salt 7 is arranged in the energy storage box 6, a feeding hopper 8 extending into the feeding chamber 4 is arranged at the top of the energy storage box 6, a door body 37 corresponding to the feeding chamber 4 is arranged on one side of the tank body 1, the door body 37 is opened, the fused salt 7 can be added into the energy storage box 6 through the feeding hopper 8, feeding is facilitated, a drain pipe 23 is arranged at the bottom of one side of the tank body 1, a drain valve 24 is arranged on the drain pipe 23, a control panel 38 is arranged on the outer wall of one side of the tank body 1, and a heater 27, a heater, a heating chamber, Water pump 31 and various valves are controlled, show temperature value and liquid level height value simultaneously, and the staff's operation of being convenient for.
Be equipped with the discharge mechanism who is used for discharging fused salt 7 in the energy storage box 6, discharge mechanism includes hopper disk 9 of fixed connection in the inside below of energy storage box 6, and fused salt 7 is located hopper disk 9, and relief hole 16 has been seted up to hopper disk 9's bottom, and fixedly connected with arranges material pipe 10 in the relief hole 16, and arranges that one side of material pipe 10 extends to the below of jar body 1 and installs relief valve 11.
The energy storage box 6 is internally provided with a heat exchange mechanism for uniformly exchanging heat inside the fused salt, the heat exchange mechanism comprises a plurality of vertical rods 12 fixedly connected to the inner wall of the top of the energy storage box 6 in an annular equidistant manner, the bottom ends of the vertical rods 12 are fixedly connected with the same annular rod 13, the effect of fixedly connecting the branched pipes 14 can be achieved through the connection of the vertical rods 12 to the annular rod 13, four branched pipes 14 fixedly penetrate through the annular rod 13 in an annular equidistant manner, one end of each of the four branched pipes 14, which extends to be close to each other, is fixedly communicated with the same five-way 15, the contact part of each branched pipe 14 and the fused salt 7 is in a spiral winding structure, the contact time with the fused salt 7 can be increased through spiral winding, the heat absorption and heat release heat energy conversion effect is further improved, the bottom ends of the four branched pipes 14 all penetrate through the bottom of the hopper disc 9 and are fixedly communicated with the same annular pipe 18, the outer wall of the discharge pipe 10 is fixedly connected with a plurality of connecting rods 17 in an annular equidistant manner, the one end that a plurality of connecting rods 17 extended each other and kept away from all with one side fixed connection of ring pipe 18, be convenient for through connecting rod 17 fixed connection to ring pipe 18, the both sides of ring pipe 18 are fixed respectively and are communicated with raceway 19 and cold water pipe 21, the other end of raceway 19 extends to the outside of energy storage box 6 and is located heating chamber 3, the other end of cold water pipe 21 extends to the outside of jar body 1, install water delivery valve 20 and water intaking valve 22 on raceway 19 and the cold water pipe 21 respectively.
The top of the tank body 1 is provided with a water delivery mechanism for delivering hot water inside the tank body 1 and cold water outside the tank body, the water delivery mechanism comprises a water pump 31 fixedly connected with the outer wall of the top of the tank body 1, the water inlet end of the water pump 31 is fixedly connected with a water inlet pipe 32, the other end of the water inlet pipe 32 penetrates through the feeding cavity 4 and extends into the energy storage tank 6 to be fixedly connected with one of the joints of the five-way pipe 15, the water outlet end of the water pump 31 is fixedly connected with a water outlet pipe 33, the other end of the water outlet pipe 33 is fixedly connected with a three-way pipe 30, the three-way pipe 30 is fixedly connected with the outer wall of the top of the tank body 1, the other two joints of the three-way pipe 30 are respectively and fixedly connected with a water return pipe 34 and a hot water pipe 35, the other end of the water return pipe 34 penetrates through the preheating cavity 5 and is communicated with the heating cavity 3, one side of the water return pipe 34 in the preheating cavity 5 is in a disc-shaped winding structure, and the heat exchange time with steam can be increased through the disc-winding arrangement, the utilization of heat energy is improved, and the waste of energy is reduced.
The inside of tee bend 30 is equipped with the adjustment mechanism that is used for adjusting outlet pipe 33 and is linked together with wet return 34 and hot-water line 35 respectively, adjustment mechanism includes that sealed rotation connects at the inside valve ball 43 of tee bend 30, fixedly connected with valve rod 36 is run through to the centre of a circle position of valve ball 43, and the both ends of valve rod 36 all extend to the outside of tee bend 30, the top outer wall fixedly connected with fixed plate 46 of jar body 1, the one end of valve rod 36 rotates with one side of fixed plate 46 to be connected, the inside of valve ball 43 is the symmetry and is equipped with circulation channel 44 and water supply channel 45, circulation channel 44 and water supply channel 45 communicate the cooperation with wet return 34 and hot-water line 35 respectively, can adjust outlet pipe 33 and wet return 34 through valve rod 36 and be linked together or outlet pipe 33 and hot-water line 35 are linked together, thereby the hot water when the circulation heating when realizing the energy storage carries the round trip switching effect.
The inner wall of heating chamber 3 is equipped with thermal-insulated heat preservation 29, and the inner wall of heating chamber 3 is equipped with the heater 27 that the annular was arranged, and one side outer wall of jar body 1 is equipped with the temperature sensor 28 that extends to in the heating chamber 3, and the bottom inner wall of reinforced chamber 4 is equipped with the level sensor 26 that extends to in the heating chamber 3.
The outer wall of the energy storage box 6 is annularly and equidistantly provided with a plurality of heat absorbing fins 39, the heat absorbing effect of the energy storage box 6 can be improved through the heat absorbing fins 39, and the heat conversion and storage efficiency is improved.
A plurality of steam inlet holes 25 communicated with the heating cavity 3 are uniformly formed in the inner wall of the bottom of the preheating cavity 5, an exhaust pipe 41 communicated with the preheating cavity 5 is arranged at the top of the tank body 1, a pressure release valve 42 is installed on the exhaust pipe 41, a pressure gauge 40 in control connection with the pressure release valve 42 is arranged on the outer wall of the top of the tank body 1, and the numerical value of the pressure gauge 40 corresponds to the pressure value in the preheating cavity 5.
Preheat the inside in chamber 5 and be equipped with the shutoff mechanism that is used for shutoff steam inlet 25, and shutoff mechanism and adjustment mechanism transmission fit, shutoff mechanism is including being three guide arm 48 of triangular arrangement fixed connection at preheating 5 bottom inner walls in chamber, the sliding sleeve is equipped with same closing plate 49 on three guide arm 48, the bottom of closing plate 49 is equipped with a plurality of sealed heads 51 with the sealed grafting complex of steam inlet 25, the equal fixedly connected with stopper 53 in top of three guide arm 48, it plugs up steam inlet 25 to drive sealed head 51 through closing plate 49, can play heat retaining effect to the hot water of jar body 1 inside, prevent that steam from losing fast.
The top of the sealing plate 49 is fixedly connected with a sliding rod 50, the top end of the sliding rod 50 penetrates through the top of the tank body 1 in a sliding manner and is fixedly connected with a movable plate 52, one side, close to the fixed plate 46, of the valve rod 36 is fixedly sleeved with a cam 47, the cam 47 is in contact with the top of the movable plate 52, and when the water outlet direction is adjusted by rotating the valve rod 36, automatic blocking of the steam inlet hole 25 can be achieved through rotation of the cam 47.
The outer wall sealing sliding sleeve of slide bar 50 is equipped with a protection section of thick bamboo 54, the top of a protection section of thick bamboo 54 and the top inner wall fixed connection of the jar body 1, slide bar 50 is located one side of protection section of thick bamboo 54 inside and runs through the cover and is equipped with spring 55, and the top of spring 55 and the top inner wall fixed connection of the jar body 1, the bottom of spring 55 and slide bar 50's outer wall fixed connection, can play the effect that resets to slide bar 50 through spring 55, open the function that steam advances hole 25 realization autonomic preheating automatically.
The advantages of example 2 over example 1 are: can improve the heat absorption effect of energy storage box 6 through heat absorption fin 39, improve thermal conversion storage efficiency, further reduce the consumption of the energy to heat absorption fin 39 is the arc setting of slope at the surface of energy storage box 6, increases the contact surface with water, not only improves the heat absorption capacity, still reduces occuping of space, and the appearance is pleasing to the eye practical.
The working principle of the invention is as follows: firstly, the water inlet valve 22 is opened, the water delivery valve 20 is closed, the valve rod 36 is rotated to enable the water outlet pipe 33 to be communicated with the water return pipe 34, the water pump 31 is started, external cold water is delivered into the heating cavity 3 through the cold water pipe 21, the annular pipe 18, the water distribution pipe 14, the water inlet pipe 32, the water outlet pipe 33, the circulating channel 44 and the water return pipe 34 in sequence, the height of the water level is controlled through the liquid level sensor 26, the arrangement of a water filling port can be effectively reduced through water filling in such a way, the sealing performance and the heat insulation performance of the whole tank body 1 can be improved, the water pump 31 is closed after water is added, the heater 27 is turned on to heat the water, the water inlet valve 22 is closed at the same time, the water delivery valve 20 is opened, the water pump 31 is started again, the water in the heating cavity 3 is delivered back into the heating cavity 3 through the water delivery pipe 19, the annular pipe 18, the water distribution pipe 14, the water inlet pipe 32, the water outlet pipe 33, the circulating channel 44 and the water return pipe 34 in sequence, so as to achieve the effect of circulating bidirectional heating of heating the molten salt 7 in the energy storage tank 6, and the temperature of two-way heating all risees gradually and realizes the heat energy conversion, be favorable to fused salt 7's dissolution characteristic, it is big to have avoided traditional heating methods to lead to inside and outside difference in temperature, influence fused salt 7's energy storage effect, through distributive pipe 14 evenly distributed in fused salt 7's inside and be the spiral around establishing the structure, can make fused salt 7 be heated more even, can improve the effect of heat energy conversion simultaneously, after water heating to the uniform temperature, the steam of production enters into through steam inlet 25 and preheats the chamber 5 in, and to the water of backward flow in return pipe 34 carry out the heat transfer earlier before getting into heating chamber 3, reach the effect of preheating.
Because hot water is after passing through energy storage tank 6 and fused salt 7 heat transfer, the temperature can reduce, the in-process of rethread water pump 31 carrying from the external world leads to the temperature to further reduce, consequently when rivers were through wet return 34, the temperature that utilizes steam carries out the heat transfer with it, improves the temperature of backward flow water, prevent to reduce the temperature of original water after it flows into heating chamber 3, the heat energy conversion that like this can make full use of steam reaches the consumption that reduces the energy for more abundant to the utilization of heat energy.
In the heating process, after the pressure in the preheating cavity 5 reaches a preset value, the pressure is discharged through the pressure release valve 42 to release pressure, after the energy storage of the molten salt 7 is completed, the heating of water is stopped, the water pump 31 is closed, at the moment, the energy storage effect of the molten salt 7 can be greatly improved under the double heat preservation of the heat insulation layer 29 and the high-temperature hot water, when the hot water is required to be used, the water inlet valve 22 is opened, the water delivery valve 20 is closed, the valve rod 36 is rotated to drive the valve ball 43 to rotate, the water supply channel 45 is communicated with the water outlet pipe 33 and the hot water pipe 35, the water pump 31 is started, the external cold water is conveyed to a required place through the cold water pipe 21, the annular pipe 18, the water diversion pipe 14, the water inlet pipe 32, the water outlet pipe 33, the water supply channel 45 and the hot water pipe 35 in sequence, the cold water is subjected to heat energy conversion with the molten salt 7 when passing through the water diversion pipe 14, the cold water flowing through is heated, the heat release effect is realized, and through the arrangement of the water diversion pipe 14, not only can play the effect of two-way circulation heating when the energy storage, can also play the effect of exothermic heating when the water, two effects of a pipeline, the exothermic practicality of energy storage has been improved greatly, structural layout is reasonable simultaneously, it is simple, low in manufacturing cost, the energy storage is exothermic effectual, can drive cam 47 when rotating valve rod 36 simultaneously and rotate, and cam 47 is rotatory and extrudees fly leaf 52 downwards, can drive closing plate 49 lapse through slide bar 50, spring 55 is in tensile state this moment, thereby make sealed head 51 plug up steam inlet 25, prevent that the internal steam of jar from running off fast, further improve heat retaining effect. When the fused salt 7 needs to be replaced, the discharge valve 11 is opened, the fused salt 7 is discharged from the discharge pipe 10, the hopper disc 9 is arranged to facilitate discharging of the fused salt 7, the door body 37 is opened, feeding is carried out through the feeding hopper 8, replacement of the fused salt 7 can be completed, the water delivery valve 20 can be opened by closing the water inlet valve 22, the valve rod 36 is rotated to enable the water outlet pipe 33 to be communicated with the hot water pipe 35, the water pump 31 is started, hot water in the heating cavity 3 is delivered out for use, multiple purposes are achieved, and water can be discharged from the water discharge pipe 23 by opening the water discharge valve 24, and water changing operation is carried out.
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 as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (7)
1. An internal circulation two-way heating integrated energy storage heat release device comprises a tank body (1), wherein four supporting legs (2) are annularly arranged at the bottom of the tank body (1), and the internal circulation two-way heating integrated energy storage heat release device is characterized in that a heating cavity (3), a feeding cavity (4) and a preheating cavity (5) are respectively arranged in the tank body (1), the feeding cavity (4) and the preheating cavity (5) are arranged above the heating cavity (3) side by side, an energy storage box (6) is fixedly connected with the inner wall of the bottom of the heating cavity (3), molten salt (7) is arranged in the energy storage box (6), a feeding hopper (8) extending into the feeding cavity (4) is arranged at the top of the energy storage box (6), a drain pipe (23) is arranged at the bottom of one side of the tank body (1), a drain valve (24) is arranged on the drain pipe (23), a discharging mechanism for discharging the molten salt (7) is arranged in the energy storage box (6), and a heat exchange mechanism for uniformly exchanging heat inside the molten salt is arranged in the energy storage box (6), the top of the tank body (1) is provided with a water delivery mechanism for delivering hot water inside the tank body (1) and cold water outside the tank body, one side of the tank body (1) is provided with a door body (37) corresponding to the feeding cavity (4), and the outer wall of one side of the tank body (1) is provided with an operation panel (38);
the inner wall of the heating cavity (3) is provided with a heat insulation layer (29), the inner wall of the heating cavity (3) is provided with heaters (27) which are annularly arranged, the outer wall of one side of the tank body (1) is provided with a temperature sensor (28) which extends into the heating cavity (3), and the inner wall of the bottom of the feeding cavity (4) is provided with a liquid level sensor (26) which extends into the heating cavity (3);
a plurality of steam inlet holes (25) communicated with the heating cavity (3) are uniformly formed in the inner wall of the bottom of the preheating cavity (5), and a plugging mechanism for plugging the steam inlet holes (25) is arranged in the preheating cavity (5);
the heat exchange mechanism comprises a plurality of vertical rods (12) which are fixedly connected to the inner wall of the top of the energy storage box (6) at annular equal intervals, the bottom ends of the vertical rods (12) are fixedly connected with the same annular rod (13), four water distribution pipes (14) are fixedly penetrated through the annular rod (13) at annular equal intervals, one ends of the four water distribution pipes (14) extending to each other and close to each other are fixedly communicated with the same five-way pipe (15), the bottom ends of the four water distribution pipes (14) penetrate through the bottom of the hopper disc (9) and are fixedly communicated with the same annular pipe (18), a plurality of connecting rods (17) are fixedly connected to the outer wall of the material discharge pipe (10) at annular equal intervals, one ends of the connecting rods (17) extending to each other and far away from each other are fixedly connected with one side of the annular pipe (18), the two sides of the annular pipe (18) are fixedly communicated with a water conveying pipe (19) and a cold water pipe (21) respectively, the other end of the water conveying pipe (19) extends to the outer side of the energy storage box (6) and is positioned in the heating cavity (3), the other end of the cold water pipe (21) extends to the outer side of the tank body (1), and a water delivery valve (20) and a water inlet valve (22) are respectively arranged on the water delivery pipe (19) and the cold water pipe (21);
the water conveying mechanism comprises a water pump (31) fixedly connected to the outer wall of the top of the tank body (1), the water inlet end of the water pump (31) is fixedly connected with a water inlet pipe (32), the other end of the water inlet pipe (32) penetrates through the feeding cavity (4) and extends into the energy storage box (6) to be fixedly connected with one joint of the five-way joint (15), the water outlet end of the water pump (31) is fixedly connected with a water outlet pipe (33), the other end of the water outlet pipe (33) is fixedly connected with a tee joint (30), the tee joint (30) is fixedly connected to the outer wall of the top of the tank body (1), the other two joints of the tee joint (30) are respectively and fixedly connected with a water return pipe (34) and a hot water pipe (35), the other end of the water return pipe (34) penetrates through the preheating cavity (5) and is communicated with the heating cavity (3), and an adjusting mechanism used for adjusting the water outlet pipe (33) to be respectively communicated with the water return pipe (34) and the hot water pipe (35) is arranged inside the tee joint (30);
adjustment mechanism is including sealed rotation connection at inside valve ball (43) of tee bend (30), fixedly connected with valve rod (36) is run through to the centre of a circle position of valve ball (43), and the both ends of valve rod (36) all extend to the outside of tee bend (30), the top outer wall fixedly connected with fixed plate (46) of the jar body (1), the one end of valve rod (36) is rotated with one side of fixed plate (46) and is connected, the inside of valve ball (43) is the symmetry and is equipped with circulation channel (44) and water supply channel (45), circulation channel (44) and water supply channel (45) respectively with wet return (34) and hot-water line (35) intercommunication cooperation.
2. The internal circulation and bidirectional heating integrated energy storage and heat release equipment as claimed in claim 1, wherein the discharging mechanism comprises a hopper disc (9) fixedly connected below the inside of the energy storage box (6), the molten salt (7) is located on the hopper disc (9), a discharging hole (16) is formed in the bottom of the hopper disc (9), a discharging pipe (10) is fixedly connected in the discharging hole (16), and one side of the discharging pipe (10) extends to the lower side of the tank body (1) and is provided with a discharging valve (11).
3. The internal circulation and bidirectional heating integrated energy storage and heat release equipment as claimed in claim 2, wherein the contact part of the water diversion pipe (14) and the molten salt (7) is in a spiral winding structure.
4. The internal circulation and two-way heating integrated energy storage and heat release device as claimed in claim 1, wherein the side of the water return pipe (34) in the preheating chamber (5) is in a disk winding structure.
5. The internal circulation and bidirectional heating integrated energy storage and heat release device as claimed in claim 1, wherein the plugging mechanism comprises three guide rods (48) which are fixedly connected to the inner wall of the bottom of the preheating chamber (5) in a triangular arrangement, a sealing plate (49) is slidably sleeved on the three guide rods (48), a plurality of sealing heads (51) which are in sealing insertion fit with the steam inlet holes (25) are arranged at the bottom of the sealing plate (49), and the top ends of the three guide rods (48) are fixedly connected with limiting blocks (53);
the top of the sealing plate (49) is fixedly connected with a sliding rod (50), the top end of the sliding rod (50) penetrates through the top of the tank body (1) in a sliding mode and is fixedly connected with a movable plate (52), one side, close to the fixed plate (46), of the valve rod (36) is fixedly sleeved with a cam (47), and the cam (47) is in contact with the top of the movable plate (52);
the outer wall sealing sliding sleeve of slide bar (50) is equipped with a protection section of thick bamboo (54), the top of a protection section of thick bamboo (54) and the top inner wall fixed connection of the jar body (1), slide bar (50) are located one side of protection section of thick bamboo (54) inside and run through the cover and are equipped with spring (55), and the top of spring (55) and the top inner wall fixed connection of the jar body (1), the bottom of spring (55) and the outer wall fixed connection of slide bar (50).
6. The internal circulation and bidirectional heating integrated energy storage and heat release equipment as claimed in claim 1, wherein an exhaust pipe (41) communicated with the preheating cavity (5) is arranged at the top of the tank body (1), a pressure release valve (42) is installed on the exhaust pipe (41), a pressure gauge (40) in control connection with the pressure release valve (42) is arranged on the outer wall of the top of the tank body (1), and the numerical value of the pressure gauge (40) corresponds to the pressure value in the preheating cavity (5).
7. An internal circulation and bidirectional heating integrated energy storage and heat release device as claimed in claim 1, wherein the outer wall of the energy storage box (6) is provided with a plurality of heat absorbing fins (39) at equal intervals in a ring shape.
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| CN202110833408.7A CN113551415B (en) | 2021-07-22 | 2021-07-22 | Internal circulation bidirectional heating integrated energy storage heat release equipment |
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| CN202110833408.7A CN113551415B (en) | 2021-07-22 | 2021-07-22 | Internal circulation bidirectional heating integrated energy storage heat release equipment |
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| CN113551415B true CN113551415B (en) | 2022-06-24 |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0699878B1 (en) * | 1994-09-01 | 1999-05-26 | EWFE Brennwert-Heiztechnik GmbH | High efficiency boiler for heating and storing domestic water and heating water |
| TW201411069A (en) * | 2012-09-12 | 2014-03-16 | New Mauye Technology Corp | Solar air-water separation device for use as power source |
| CN105115336A (en) * | 2015-09-07 | 2015-12-02 | 河北艺能锅炉有限责任公司 | Molten salt thermal storage heater |
| CN206281203U (en) * | 2016-08-09 | 2017-06-27 | 天津滨海储能技术有限公司 | A kind of molten salt energy-storage heat-exchanger rig of use ring heater |
| CN206160260U (en) * | 2016-10-26 | 2017-05-10 | 国网北京市电力公司 | Phase -change energy storing device |
| CN208349901U (en) * | 2018-06-25 | 2019-01-08 | 北京民利储能技术有限公司 | A kind of interior circulation bidirectional heating integral type energy storage heat-releasing apparatus |
| CN212566302U (en) * | 2020-06-17 | 2021-02-19 | 黄琦峰 | Phase-change energy-storage water tank |
| CN111780607A (en) * | 2020-07-24 | 2020-10-16 | 青海民族大学 | Solid-state fused salt energy storage tank |
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