CN113218229A - Waste steam heat energy recovery device of steam box - Google Patents
Waste steam heat energy recovery device of steam box Download PDFInfo
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- CN113218229A CN113218229A CN202110529867.6A CN202110529867A CN113218229A CN 113218229 A CN113218229 A CN 113218229A CN 202110529867 A CN202110529867 A CN 202110529867A CN 113218229 A CN113218229 A CN 113218229A
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- temperature water
- heat exchange
- water tank
- steam
- heat
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- 239000002699 waste material Substances 0.000 title claims abstract description 19
- 238000011084 recovery Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 265
- 230000000712 assembly Effects 0.000 claims abstract description 29
- 238000000429 assembly Methods 0.000 claims abstract description 29
- 238000004321 preservation Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 56
- 238000010438 heat treatment Methods 0.000 claims description 48
- 238000005192 partition Methods 0.000 claims description 15
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 4
- 239000008234 soft water Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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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
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D21/0001—Recuperative heat exchangers
- F28D21/0014—Recuperative heat exchangers the heat being recuperated from waste air or from vapors
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels
- A47J2027/043—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels for cooking food in steam
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a waste steam heat energy recovery device of a steam box, which comprises a heat exchange channel heat preservation box, a normal temperature water tank, a medium and high temperature water tank, a high temperature water tank and a control box, wherein the heat exchange channel heat preservation box is arranged on the heat preservation box; the heat exchange channel heat preservation box is provided with a steam inlet, a plurality of longitudinal heat exchange channels which are arranged in the Y direction are arranged above the steam inlet in the heat exchange channel heat preservation box, and 1 heat exchange channel is formed by longitudinally arranging a plurality of heat exchange assemblies. According to the invention, through layer-by-layer circulating heat exchange of water and steam, normal-temperature water can be subjected to heat exchange to high-temperature water with the temperature of more than 90 ℃, the high-temperature water after heat exchange can be conveyed to a required place through a water pump, and can also be conveyed to a steam generator to be regenerated into high-temperature steam returned to a steam box, so that the heat energy of waste steam can be fully recovered and reused, the purposes of energy conservation and efficiency improvement and cost reduction are achieved, and finally discharged steam can be discharged at normal temperature; the heat exchange assemblies can be installed in a modularized mode, and installation is convenient.
Description
Technical Field
The invention relates to the technical field of energy recycling, in particular to a waste steam heat energy recycling device of a steam box.
Background
The steam box is a common cooker and can adopt gas or electricity as driving energy. The steam box generates high-temperature gas by heating water, and the high-temperature gas is filled into the inner container, so that the inner container can exhaust gas while air is fed in order to balance the pressure in the inner container. Because the temperature of the discharged steam is higher, generally 90-110 ℃, mist water drops are easily formed after the steam is contacted with the atmosphere at the room temperature of the environment for heat exchange, the heat loss in the steam box is higher, the environment of an operation room is worsened, the smell can be generated in a cross mixing mode, and meanwhile, because the steam box cannot recycle the steam and the waste heat thereof, a large amount of energy is wasted.
The traditional steam discharging mode is that a high-power fan is used, and is pumped and discharged to an outdoor environment, the mode is generally applied to the existing steam box, but the mode of discharging waste steam outwards can cause more than 50% loss of heat energy, and causes pollution to the surrounding environment.
Disclosure of Invention
Therefore, under the above circumstances, the present invention provides a recovery device capable of recovering the heat energy of the exhaust steam of the steam box at the maximum efficiency, and the hot water obtained by the heat exchange can be reused.
The technical scheme provided by the invention is as follows:
a waste steam heat energy recovery device of a steam box comprises a heat exchange channel heat insulation box, a normal temperature water tank, a medium and high temperature water tank, a high temperature water tank and a control box;
the heat exchange channel heat insulation box is provided with a steam inlet, a plurality of longitudinal heat exchange channels which are distributed in the Y direction are arranged above the steam inlet in the heat exchange channel heat insulation box, and 1 heat exchange channel is formed by longitudinally arranging a plurality of heat exchange assemblies;
the heat exchange assembly comprises 1 heat exchange assembly and a heat exchanger assembly, wherein the heat exchange assembly comprises 2 liquid collecting hoppers and the heat exchanger assembly which are sequentially arranged in the X direction, a hopper body of each liquid collecting hopper is in a quadrangular cone shape, the upper outer edges and the outer edges of the hopper bodies of the 2 liquid collecting hoppers of the heat exchange assembly are connected in a seamless mode, the heat exchanger assembly comprises a first partition plate, and the edge of the hopper body of one of the liquid collecting hoppers is connected with the first partition plate;
the heat exchanger components of the heat exchange components adjacent in the longitudinal direction are installed in opposite directions;
the lower part of the bucket body of the liquid collecting bucket is connected with a square shower head through a liquid pipe.
Further describe, it still includes the water pump case of placing the water pump, the water pump include with normal temperature water pump that normal temperature water tank is connected, the medium temperature water pump of being connected with the medium temperature water tank, the well high temperature water pump of being connected with the well high temperature water tank, with the high temperature water pump of being connected of high temperature water tank.
Further, the heat exchange assembly comprises a surrounding shell, and 2 liquid collecting hoppers and heat exchanger assemblies of 1 heat exchange assembly are all located in the shell;
the heat exchanger assembly comprises a heat exchanger, the upper end face and the lower end face of the heat exchanger are both installed on an aperture, the aperture is installed on the shell, the outer edge of the top face of a liquid bucket of the liquid collecting bucket is installed on the shell in a seamless mode, and two ends of the first partition plate are installed on the shell.
Further, the heat exchanger is an aluminum fin heat exchanger, and the heat exchanger includes a longitudinal aluminum fin and a copper pipe.
Further, a clamping groove is formed in the top surface of the shell, and the adjacent heating assemblies located above the shell can be installed in the clamping groove of the shell of the heating assembly located below the shell in a seamless clamping mode.
Further described, the number of the heat exchange channels may be 2 or 4.
Further describing, the number of the heat exchange channels is 4, and each heat exchange channel is divided by the second partition plate 27 to form mutually independent channels;
the heat exchange channels positioned at the leftmost side and the rightmost side are formed by longitudinally arranging 6 heating assemblies, and the two heat exchange channels at the middle are formed by longitudinally arranging 8 heating assemblies;
and a sealing cover plate is arranged on the heating component positioned at the top of the leftmost or rightmost heat exchange channel, and a steam through pipe is arranged between the bucket body of the liquid collecting bucket of the heating component positioned at the top of the leftmost or rightmost heat exchange channel and the bucket body of the liquid collecting bucket of the heating component positioned at the same horizontal height of the adjacent heat exchange channel.
Further, liquid pipes of the uppermost heating assemblies of the two middle heat exchange channels connected with the shower nozzle are connected with an outlet pipeline of the normal-temperature water pump of the normal-temperature water tank;
liquid pipes of the heating assemblies on the 6 th layer from bottom to top of the 4 heating channels, which are connected with the shower nozzle, are all connected with an outlet pipeline of a medium-temperature water pump of the medium-temperature water tank;
the liquid pipe that the 3 rd floor's from the bottom up heating element of 2 heat transfer passageways on the leftmost or rightmost side is connected with the gondola water faucet shower nozzle is connected with the well high temperature water tank's well high temperature water pump export pipeline, and the 3 rd floor's from the bottom up heating element of 2 heat transfer passageways in addition is connected with the high temperature water pump export pipeline of gondola water faucet shower nozzle.
Further, a first water return pipe is arranged on a bucket body of a liquid collecting bucket of the heating assembly of the 6 th layer from top to bottom of the 4 heat exchange channels, and the first water return pipe is communicated with the normal-temperature water tank; a second water return pipe is arranged on a hopper body of a liquid collecting hopper of a 3 rd layer heating assembly from bottom to top of the 4 heat exchange channels, and the second water return pipe is communicated with the medium-temperature water tank;
a baffle is arranged above the heat exchange assemblies of the heating assemblies of the 3 rd layer and the 5 th layer from bottom to top of the 4 heat exchange channels;
the heat exchange channel heat preservation box is provided with a third partition plate which divides the space in the Y direction below the heat exchange channel into two independent spaces, wherein a first water return port is arranged below one space and is communicated with the medium-high temperature water tank; a second water return port is arranged below the other space and is communicated with the high-temperature water tank; the first water return port is positioned below a liquid pipe connected with an outlet pipeline of the medium-high temperature water pump, and the second water return port is positioned below the liquid pipe connected with an outlet pipeline of the high-temperature water pump.
Further, a connecting pipe with a first automatic water replenishing valve is arranged between the normal temperature water tank and the medium temperature water tank,
a connecting pipe with a second automatic water replenishing valve is arranged between the medium-temperature water tank and the medium-high temperature water tank,
a connecting pipe with a third automatic water replenishing valve is arranged between the middle-high temperature water tank and the high temperature water tank;
the normal temperature water tank can carry out automatic water supply to the medium temperature water tank in, the medium temperature water tank can carry out automatic water supply to the well high temperature water tank, the well high temperature water tank can carry out automatic water supply to the high temperature water tank.
By adopting the technical scheme, the method has the following beneficial effects:
according to the invention, through layer-by-layer circulating heat exchange of water and steam, normal-temperature water can be subjected to heat exchange to high-temperature water with the temperature of more than 90 ℃, the high-temperature water subjected to heat exchange can be conveyed to a boiler heat-preservation water tank or a place needing hot water through a water pump, or can be conveyed to a plate heat exchanger to be subjected to heat exchange with pure water and then conveyed to a steam generator, and is regenerated to high-temperature steam returned to a steam box, so that the heat energy of waste steam can be fully recovered and reused, the purposes of energy conservation, efficiency improvement and cost reduction are achieved, and finally discharged steam can be discharged at normal temperature; the heat exchange assemblies can be installed in a modularized mode, and installation is convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first schematic diagram of the internal structure of the present invention;
FIG. 2 is a second schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged schematic view of a circled portion of FIG. 2; (ii) a
FIG. 4 is a first external view of the present invention;
FIG. 5 is a second external view of the present invention;
FIG. 6 is a first schematic diagram of the arrangement structure of heat exchange channels in the heat exchange channel incubator of the present invention;
FIG. 7 is a schematic diagram II of the arrangement structure of heat exchange channels in the heat exchange channel incubator of the present invention;
FIG. 8 is a second schematic diagram of the arrangement structure of the heat exchange channels in the heat exchange channel incubator of the present invention;
fig. 9 is a schematic structural view of a heat exchange assembly of the present invention.
Fig. 10 is a first schematic diagram of an exploded structure of the heat exchange assembly of the present invention.
Fig. 11 is a schematic diagram of an exploded structure of the heat exchange assembly of the present invention.
Fig. 12 is a first structural schematic diagram of the heat exchanger of the present invention.
Fig. 13 is a schematic structural diagram of a heat exchanger according to the present invention.
In the figure: 1-heat exchange channel heat preservation box; 2-medium and high temperature water tank; 3-a high-temperature water tank; 4-medium temperature water tank; 5-a normal temperature water tank; 6-a control box; 7-high temperature water pump box; 8-a heat exchange assembly; 9-a liquid collecting hopper; 10-mesh; 11-a shower head; 12-a heat exchanger; 121-aluminum fins; 122-copper tubing; 13-a housing; 131-a card slot; 14-a first separator; 15-medium high temperature water pump outlet pipeline; 16-high temperature water pump outlet line; 17-a steam inlet; 18-a baffle plate; 19-a third separator; 20-connecting pipe; 21-a first return water inlet; 22-a second water return port; 23-a first water return pipe; 24-a second water return pipe; 25-steam through pipe; 26-a closed cover plate; 27-a second separator; 28-normal temperature water pump outlet pipeline; 29-outlet line of the reclaimed water pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "vertical", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. 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.
The invention is further described below with reference to the accompanying drawings.
Example 1: referring to fig. 4 and 5, the heat exchanger includes a heat exchange channel heat insulation box 1, a normal temperature water tank 5, a medium temperature water tank 4, a medium high temperature water tank 2, a high temperature water tank 3, a control box 6, and a water pump box 7 in which a water pump is placed, wherein the water pump includes a normal temperature water pump, a medium high temperature water pump, and a high temperature water pump, an inlet pipeline of the normal temperature water pump is connected to the normal temperature water tank 5, an inlet pipeline of the medium temperature water pump is connected to the medium temperature water tank 4, an inlet pipeline of the medium high temperature water pump is connected to the medium high temperature water tank 2, and an inlet pipeline of the high temperature water pump is connected to the high temperature water tank 3.
Further, a controller is provided in the control box to control the automatic valves, pumps, etc. related to the present invention.
Referring to fig. 1 to 3 and 6 to 7, a steam inlet 17 is formed in the heat exchange channel heat insulation box 1, a plurality of longitudinal heat exchange channels arranged in the Y direction are arranged above the steam inlet 17 in the heat exchange channel heat insulation box 1, and 1 heat exchange channel is formed by longitudinally arranging a plurality of heat exchange assemblies 8;
the 1 heat exchange assembly 8 comprises 2 liquid collecting hoppers 9 and a heat exchanger assembly which are sequentially arranged in the X direction, the hopper bodies of the liquid collecting hoppers 9 are in a square cone shape, the upper edges of the hopper bodies of the 2 liquid collecting hoppers 9 of the 1 heat exchange assembly 8 are connected in a seamless mode, the heat exchanger assembly comprises first partition plates 14, and the edge of the hopper body of one of the liquid collecting hoppers 9 is connected with the first partition plate 14;
the heat exchanger components of the heat exchange components 8 adjacent in the longitudinal direction are installed in opposite directions; thereby forming a heat exchange channel with upward steam.
The lower part of the bucket body of the liquid collecting bucket 9 is connected with a square shower head 11 through a liquid pipe, the shower head 11 is a pressurizing shower head, and the square shower head is adopted, so that the spraying area of water is increased, and the heat exchange area of water and steam is increased.
In specific implementation, referring to fig. 4 and 5, a connecting pipe with a first automatic water replenishing valve is arranged between the normal temperature water tank 5 and the medium temperature water tank 4,
a connecting pipe with a second automatic water replenishing valve is arranged between the medium-temperature water tank 4 and the medium-high temperature water tank 2,
a connecting pipe 20 with a third automatic water replenishing valve is arranged between the medium-high temperature water tank 2 and the high-temperature water tank 3;
the normal temperature water tank 5 can carry out automatic water supply to the medium temperature water tank 4, the medium temperature water tank 4 can carry out automatic water supply to the medium and high temperature water tank 2, the medium and high temperature water tank 2 can carry out automatic water supply to the high temperature water tank 3.
The structure for mutually supplementing water in each water tank can reduce the influence on the temperature change in each water tank as much as possible.
When automatic water supplement is carried out, when the temperature in the medium-temperature water tank, the medium-high temperature water tank and the high-temperature water tank reaches a set value (higher than the set temperature of water in the water tank, for example, the temperature of water in the medium-temperature water tank is higher than 50 ℃), the medium-temperature water tank opens the second automatic water supplement valve, water is conveyed to the medium-high temperature water tank from the medium-temperature water tank, and the rest is analogized;
or when the liquid levels of the medium-temperature water tank, the medium-high temperature water tank and the high-temperature water tank are lower than set values, the corresponding automatic water replenishing valves are opened to replenish water to the next water tank with high temperature step by step.
Furthermore, corresponding temperature control components and hydraulic control components are arranged in the normal temperature water tank 5, the medium temperature water tank 4, the medium and high temperature water tank 2 and the high temperature water tank 3, and the temperature control components and the hydraulic control components are interlocked with the water replenishing valve.
Furthermore, a plurality of high-temperature water pumps in the high-temperature water tank 3 are interlocked with the temperature control assembly, when the temperature reaches a set value, the high-temperature water pumps interlocked with the temperature control assembly are started, and then water in the high-temperature water tank is sent out to occasions needing high-temperature water or sent to a steam generator to regenerate high-temperature steam needed by the steam box.
The normal temperature water tank 5 and the medium temperature water tank 4 can be at the same level, and the medium and high temperature water tank 2 and the high temperature water tank 3 are at the same level.
Furthermore, the normal temperature water tank 5 is connected with a soft water replenishing pump, and the normal temperature water tank 5 is replenished with soft water through the soft water, so that the influence of scaling on a pipeline caused by water in the circulating heat exchange process on the heat exchange efficiency can be prevented. The temperature of water in the normal-temperature water tank 5 is 10-25 ℃, the temperature of water in the medium-temperature water tank is 30-40 ℃, the temperature of water in the medium-temperature water tank is 50-60 ℃, and the temperature of water in the high-temperature water tank is 80-90 ℃.
Referring to fig. 9 to 11, the heat exchange assembly 8 includes a housing 13 in a shape of a closed enclosure, and 2 liquid collecting hoppers 9 and heat exchanger assemblies of 1 heat exchange assembly 8 are all located in the housing 13;
the heat exchanger component comprises a heat exchanger 12, the upper end face and the lower end face of the heat exchanger 12 are both arranged on a mesh 10, the mesh 10 is arranged on a shell 13, the edge of the top surface of a liquid bucket of the liquid collecting bucket 9 is arranged on the shell 13 in a seamless mode, and two ends of a first partition plate 14 are arranged on the shell 13;
in specific implementation, the heat exchange assembly can be formed by welding stainless steel, can be formed by fine casting of aluminum alloy, or can be formed by one-step molding of high-temperature-resistant PP plastic.
The heat exchanger 12 is an aluminum fin heat exchanger, and the heat exchanger 12 includes longitudinal aluminum fins 121 and copper pipes 122;
furthermore, the heat exchanger 12 is formed by reprocessing a waste recycled aluminum fin heat exchanger, the upper end and the lower end of each aluminum fin are mounted on the mesh 10, the copper pipe is cut into small pieces, when the heat exchanger is in actual use, steam passes through the meshes of the lower holes of the heat exchanger and passes through a crack formed by the sheet-shaped adjacent aluminum fins, heat in the steam is conducted to the aluminum fins, accordingly, the pressure drop of the steam can be increased, the steam speed is reduced, the heat exchange efficiency is improved, and heat of the aluminum fins is exchanged through water sprayed from the upper layer, so that heat exchange is achieved.
The top surface of the shell 13 is provided with a clamping groove 131, and the adjacent heating assemblies 8 positioned above can be installed in the clamping groove 131 of the shell 13 of the heating assembly 8 positioned below in a seamless clamping manner.
When the heating assembly is specifically implemented, the shell can be in a trapezoidal shape with the length and the width of the upper top surface being larger than those of the lower top surface, so that the bottom surface of the shell can be clamped in the clamping groove 131 of the shell to achieve seamless connection, the modularization of the heating assembly can be achieved, and the heating assemblies can be installed conveniently in the longitudinal direction.
The number of the heat exchange channels can be 2 or 4.
Referring to fig. 1 to 3 and 6 to 8, the number of the heat exchange channels is 4, and each heat exchange channel is divided by a second partition plate 27 to form mutually independent channels;
the heat exchange channels positioned at the leftmost side and the rightmost side are formed by longitudinally arranging 6 heating assemblies, and the two heat exchange channels at the middle are formed by longitudinally arranging 8 heating assemblies;
referring to the schematic diagram, a sealing cover plate 26 is arranged on the uppermost heating assembly of the leftmost or rightmost heat exchange channel, wherein a steam through pipe 25 is arranged between the bucket body of the liquid collecting bucket 9 of the uppermost heating assembly 8 of the leftmost or rightmost heat exchange channel and the bucket body of the liquid collecting bucket 9 of the heating assembly 8 on the same horizontal level of the adjacent heat exchange channel. Therefore, steam in the leftmost or rightmost heat exchange channel is subjected to layer-by-layer heat exchange from bottom to top, is finally mixed with steam in the middle heat exchange channel, and is subjected to two-layer heat exchange, and finally reaches the standard to be discharged.
The liquid pipe of the uppermost heating component 8 of the middle two heat exchange channels connected with the shower nozzle 11 is connected with the normal-temperature water pump outlet pipeline 28 of the normal-temperature water tank 5;
liquid pipes of the heating components 8 of the 6 th layer from bottom to top of the 4 heating channels, which are connected with the shower nozzle 11, are all connected with a medium-temperature water pump outlet pipeline 29 of the medium-temperature water tank 4;
the liquid pipe that the 3 rd floor's from the bottom up heating element of 2 heat transfer passageways on the leftmost or rightmost side is connected with gondola water faucet 11 is connected with the well high temperature water pump outlet pipeline 15 of well high temperature water tank 2, and the 3 rd floor's from the bottom up heating element of 2 heat transfer passageways in addition is connected with gondola water faucet 11's high temperature water pump outlet pipeline 16 with high temperature water tank 3's high temperature water pump outlet pipeline 16.
A first water return pipe 23 is arranged on a bucket body of a liquid collecting bucket 9 of a heating assembly 8 of a 6 th layer from top to bottom of the 4 heat exchange channels, and the first water return pipe 23 is communicated with the normal-temperature water tank 5; thus, water from the normal-temperature water tank finally returns to the normal-temperature water tank after heat exchange with steam by the two layers of heat exchange units (shower heads);
a second water return pipe 24 is arranged on the body of the liquid collecting hopper 9 of the third layer of heating assemblies 8 from bottom to top of the 4 heat exchange channels, and the second water return pipe 23 is communicated with the medium temperature water tank 4;
water from the medium-temperature water tank is subjected to heat exchange with steam through the three-layer heat exchange assembly (shower head), and finally returns to the medium-temperature water tank.
A baffle 18 is arranged above the heat exchange assemblies of the heating assemblies 8 of the 3 rd layer and the 5 th layer from bottom to top of the 4 heat exchange channels;
the heat exchange channel heat preservation box 1 is provided with a third partition plate 19 to divide the space in the Y direction below the heat exchange channel into two independent spaces, wherein a first water return opening 21 is arranged below one space and communicated with the medium-high temperature water tank 2; a second water return port 22 is arranged below the other space and is communicated with the high-temperature water tank 3; the first return port 21 is located below the liquid pipe connected to the pump outlet line 15 of medium and high temperature water, and the second return port 22 is located below the liquid pipe connected to the outlet line 16 of the high temperature water pump. The structure can realize that water from the medium-high temperature water tank 2 finally returns to the medium-high temperature water tank after heat exchange with steam is carried out through the three layers of heat exchange assemblies (shower heads); and the water from the high-temperature water tank 3 continues to exchange heat through the heat exchange assembly to improve the water in the high-temperature water tank, so that the water can reach the delivery temperature.
When the number of the heat exchange channels is 2, the structure of the heat exchange channels is the same as that of the two heat exchange channels in the middle with 4 heat exchange channels.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A waste steam heat energy recovery device of a steam box, which is characterized in that,
the device comprises a heat exchange channel heat preservation box, a normal temperature water tank, a medium and high temperature water tank, a high temperature water tank and a control box;
the heat exchange channel heat insulation box is provided with a steam inlet, a plurality of longitudinal heat exchange channels which are distributed in the Y direction are arranged above the steam inlet in the heat exchange channel heat insulation box, and 1 heat exchange channel is formed by longitudinally arranging a plurality of heat exchange assemblies;
the heat exchange assembly comprises 1 heat exchange assembly and a heat exchanger assembly, wherein the heat exchange assembly comprises 2 liquid collecting hoppers and the heat exchanger assembly which are sequentially arranged in the X direction, a hopper body of each liquid collecting hopper is in a quadrangular cone shape, the upper outer edges and the outer edges of the hopper bodies of the 2 liquid collecting hoppers of the heat exchange assembly are connected in a seamless mode, the heat exchanger assembly comprises a first partition plate, and the edge of the hopper body of one of the liquid collecting hoppers is connected with the first partition plate;
the heat exchanger components of the heat exchange components adjacent in the longitudinal direction are installed in opposite directions;
the lower part of the bucket body of the liquid collecting bucket is connected with a square shower head through a liquid pipe.
2. The device for recovering the heat energy of the waste steam of the steam box according to the claim 1, which is characterized by further comprising a water pump box provided with a water pump, wherein the water pump comprises a normal-temperature water pump connected with the normal-temperature water box, a medium-temperature water pump connected with the medium-temperature water box, a medium-high temperature water pump connected with the medium-high temperature water box and a high-temperature water pump connected with the high-temperature water box.
3. The steam box waste steam heat energy recovery device as claimed in claim 1, wherein the heat exchange assembly comprises a closed shell, and 2 liquid collecting hoppers and heat exchanger assemblies of 1 heat exchange assembly are all positioned in the shell;
the heat exchanger assembly comprises a heat exchanger, the upper end face and the lower end face of the heat exchanger are both installed on an aperture, the aperture is installed on the shell, the outer edge of the top face of a liquid bucket of the liquid collecting bucket is installed on the shell in a seamless mode, and two ends of the first partition plate are installed on the shell.
4. The steam box waste steam heat energy recovery device as claimed in claim 1, wherein the heat exchanger is an aluminum fin heat exchanger, and the heat exchanger comprises longitudinal aluminum fins and copper tubes.
5. The waste steam heat energy recovery device of the steam box as claimed in claim 1, wherein a slot is provided on the top surface of the casing, and the adjacent heating assembly located above can be seamlessly clamped and installed in the slot of the casing of the heating assembly located below.
6. The waste steam heat energy recovery device of the steam box of claim 1, wherein the number of the heat exchange channels can be 2 or 4.
7. The waste steam heat energy recovery device of the steam box of claim 6, wherein the number of the heat exchange channels is 4, and each heat exchange channel is divided by a second partition plate to form mutually independent channels;
the heat exchange channels positioned at the leftmost side and the rightmost side are formed by longitudinally arranging 6 heating assemblies, and the two heat exchange channels at the middle are formed by longitudinally arranging 8 heating assemblies;
and a sealing cover plate is arranged on the heating component positioned at the top of the leftmost or rightmost heat exchange channel, and a steam through pipe is arranged between the bucket body of the liquid collecting bucket of the heating component positioned at the top of the leftmost or rightmost heat exchange channel and the bucket body of the liquid collecting bucket of the heating component positioned at the same horizontal height of the adjacent heat exchange channel.
8. The waste steam heat energy recovery device of the steam box as claimed in claim 7, wherein the liquid pipes of the uppermost heating components of the two middle heat exchange channels connected with the shower nozzle are connected with the outlet pipeline of the normal temperature water pump of the normal temperature water box;
liquid pipes of the heating assemblies on the 6 th layer from bottom to top of the 4 heating channels, which are connected with the shower nozzle, are all connected with an outlet pipeline of a medium-temperature water pump of the medium-temperature water tank;
the liquid pipe that the 3 rd floor's of the from-up of 2 heat transfer passageways on the left side or the right heating element is connected with the gondola water faucet shower nozzle is connected with the well high temperature water tank's well high temperature water pump export pipeline, and the 3 rd floor's of the from-up of the heating element of 2 heat transfer passageways in addition is connected with the high temperature water pump export pipeline of gondola water faucet shower nozzle and is connected.
9. The waste steam heat energy recovery device of the steam box as claimed in claim 8, wherein a first water return pipe is arranged on the bucket body of the liquid collecting bucket of the heating assembly of the 6 th layer from top to bottom of the 4 heat exchange channels, and the first water return pipe is communicated with the normal-temperature water box; a second water return pipe is arranged on a hopper body of a liquid collecting hopper of a 3 rd layer heating assembly from bottom to top of the 4 heat exchange channels, and the second water return pipe is communicated with the medium-temperature water tank;
a baffle is arranged above the heat exchange assemblies of the heating assemblies of the 3 rd layer and the 5 th layer from bottom to top of the 4 heat exchange channels;
the heat exchange channel heat preservation box is provided with a third partition plate which divides the space in the Y direction below the heat exchange channel into two independent spaces, wherein a first water return port is arranged below one space and is communicated with the medium-high temperature water tank; a second water return port is arranged below the other space and is communicated with the high-temperature water tank; the first water return port is positioned below a liquid pipe connected with an outlet pipeline of the medium-high temperature water pump, and the second water return port is positioned below the liquid pipe connected with an outlet pipeline of the high-temperature water pump.
10. The waste steam heat energy recovery device of the steam box of claim 1,
a connecting pipe with a first automatic water replenishing valve is arranged between the normal temperature water tank and the medium temperature water tank,
a connecting pipe with a second automatic water replenishing valve is arranged between the medium-temperature water tank and the medium-high temperature water tank,
a connecting pipe with a third automatic water replenishing valve is arranged between the middle-high temperature water tank and the high temperature water tank;
the normal temperature water tank can carry out automatic water supply to the medium temperature water tank in, the medium temperature water tank can carry out automatic water supply to the well high temperature water tank, the well high temperature water tank can carry out automatic water supply to the high temperature water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110529867.6A CN113218229A (en) | 2021-05-14 | 2021-05-14 | Waste steam heat energy recovery device of steam box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110529867.6A CN113218229A (en) | 2021-05-14 | 2021-05-14 | Waste steam heat energy recovery device of steam box |
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| Publication Number | Publication Date |
|---|---|
| CN113218229A true CN113218229A (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110529867.6A Pending CN113218229A (en) | 2021-05-14 | 2021-05-14 | Waste steam heat energy recovery device of steam box |
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| Country | Link |
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| CN (1) | CN113218229A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203518676U (en) * | 2013-10-21 | 2014-04-02 | 北京清源睿能科技有限公司 | Waste heat recovery device of exhaust steam discharged from sterilization kettle |
| CN207751015U (en) * | 2017-12-28 | 2018-08-21 | 南充烽英堂厨房电器设备科技有限公司 | A kind of energy saving integrated steam oven of Waste Heat Recovery |
-
2021
- 2021-05-14 CN CN202110529867.6A patent/CN113218229A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203518676U (en) * | 2013-10-21 | 2014-04-02 | 北京清源睿能科技有限公司 | Waste heat recovery device of exhaust steam discharged from sterilization kettle |
| CN207751015U (en) * | 2017-12-28 | 2018-08-21 | 南充烽英堂厨房电器设备科技有限公司 | A kind of energy saving integrated steam oven of Waste Heat Recovery |
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