CN113804019A - Hotel waste heat recovery hot water device and method thereof - Google Patents
Hotel waste heat recovery hot water device and method thereof Download PDFInfo
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- CN113804019A CN113804019A CN202111066080.7A CN202111066080A CN113804019A CN 113804019 A CN113804019 A CN 113804019A CN 202111066080 A CN202111066080 A CN 202111066080A CN 113804019 A CN113804019 A CN 113804019A
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- waste heat
- heat recovery
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- fixedly connected
- pipe
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- 239000002918 waste heat Substances 0.000 title claims abstract description 154
- 238000011084 recovery Methods 0.000 title claims abstract description 151
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000004140 cleaning Methods 0.000 claims description 29
- 238000004321 preservation Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 20
- 239000003546 flue gas Substances 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 17
- 239000000779 smoke Substances 0.000 abstract description 16
- 238000005086 pumping Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000005406 washing 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
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
- F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/04—Feeding and driving arrangements, e.g. power operation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a hotel waste heat recovery hot water device and a method thereof, relating to the technical field of hotel waste heat recovery; the problem that the waste heat recovery effect is influenced by the fact that a waste heat recovery device is covered by oil smoke, dust and the like in the waste heat recovery process of a hotel is solved; the device comprises a waste heat recovery tank; a square-shaped inner cavity is processed in the waste heat recovery tank; the method comprises the following steps that an exhaust fan runs, cold water pumped by a conveying pipe enters a waste heat recovery pipe, is changed into hot water through heat exchange, and is led out through a heat insulation pipe. According to the invention, the exhaust fan is used for pumping out air in the waste heat recovery tank, so that the waste heat recovery tank is used for pumping out heat-containing flue gas, the flue gas enters the square-shaped inner cavity, the heat-containing flue gas repeatedly flows in the square-shaped inner cavity through the arc-shaped inner cavity of the square-shaped inner cavity, and is finally discharged through the air outlet, the contact time between the heat-containing flue gas and the waste heat recovery pipe is prolonged, and the waste heat recovery effect is improved.
Description
Technical Field
The invention relates to the technical field of hotel waste heat recovery, in particular to a hotel waste heat recovery hot water device and a method thereof.
Background
Hotel closes lodging, diet as an organic whole, at present, among the prior art, has a large amount of heat production equipment in the hotel, like the boiler of cooking, oven, the flue gas that has the heat that produces is direct discharge usually at the in-process of cooking, can't carry out effectual utilization to the heat, when extravagant heat, increases hotel operating cost, consequently, needs waste heat recovery hot water system of hotel and method thereof to urgent need.
Through retrieval, chinese patent application No. CN201020570179.1 discloses a hotel waste heat recovery hot water system, which comprises a waste heat collector and a circulating water pipe assembly installed at a heat discharge hole of hotel heat discharge equipment, wherein the waste heat collector is a heat collecting pipe having more than one bending section, and the heat collecting pipe is communicated with the circulating water pipe assembly. The hotel waste heat recovery hot water system in the patent has the following defects: above-mentioned hotel's waste heat recovery hot water system can't carry out quick effectual clearance to the waste heat recovery subassembly among the waste heat recovery hot water system, and the waste heat recovery subassembly be after carrying out waste heat recovery to the flue gas that contains the heat for a long time, and the surface covering has a large amount of oil smoke and dust, influences follow-up waste heat recovery effect.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a hotel waste heat recovery hot water device and a method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the hotel waste heat recovery hot water device comprises a waste heat recovery tank; a square-shaped inner cavity is processed in the waste heat recovery tank; uniformly distributed air outlets are processed on the inner wall of the top end of the waste heat recovery tank; the square-shaped inner cavity is communicated with the air outlet; the outer wall of the top end of the air outlet is fixedly connected with an exhaust fan; the outer wall of one side of the waste heat recovery box is fixedly connected with a first protection barrel; the outer wall of the other side of the waste heat recovery box is fixedly connected with a second protection barrel; the inner wall of one side of the second protection cylinder is fixedly connected with a conveying pipe; the outer wall of one side of the conveying pipe is fixedly connected with a waste heat recovery pipe; the waste heat recovery pipe is arranged inside the square-shaped inner cavity; the inner wall of one side of the first protection cylinder is fixedly connected with a heat preservation pipe; the outer wall of one side of the heat preservation pipe is fixedly connected with the outer wall of one side of the waste heat recovery pipe.
Preferably: the outer wall of the other side of the second protection cylinder is connected with a driving motor through a bolt; the outer wall of one side of the output shaft of the driving motor is connected with a rotating connecting rod through a coupler; the outer wall of the periphery of the rotating connecting rod is connected with a movable guide ring in a sliding way; the outer wall of one side of the movable guide ring is fixedly connected with a cleaning ring.
Preferably: the waste heat recovery pipe is in a spiral shape; and a spiral guide groove is processed on the inner wall of one side of the waste heat recovery pipe.
Preferred for the present invention are: the outer wall of one side of the rotating connecting rod is fixedly connected with a limiting convex rod; a limiting connecting groove is processed on the inner wall of one side of the movable guide ring; the outer wall of one side of the limiting convex rod is connected with the inner wall of one side of the limiting connecting groove in a sliding mode.
As a preferable aspect of the present invention: the inner wall of one side of the waste heat recovery tank is fixedly connected with a first filter plate; the inner wall of one side of the waste heat recovery tank is fixedly connected with a second filter plate.
As a preferable aspect of the present invention: the cleaning ring comprises a support connecting block, a hollow arc-shaped rod and a telescopic arc-shaped rod; the outer wall of one side of the support connecting block is fixedly connected with the outer wall of one side of the movable guide ring; the outer wall of one side of the hollow arc-shaped rod is fixedly connected with the outer wall of one side of the support connecting block; the peripheral outer wall of the telescopic arc-shaped rod is connected with the inner wall of one side of the hollow arc-shaped rod in a sliding manner.
Further: the outer walls of one sides of the hollow arc-shaped rod and the telescopic arc-shaped rod are provided with sponge cleaning pads.
As a further scheme of the invention: the outer wall of one side of the telescopic arc-shaped rod is fixedly connected with a magnet; the shape of the magnet is arc; the outer wall of one side of the waste heat recovery pipe is fixedly connected with a spiral blocking plate.
As a still further scheme of the invention: and the outer wall of the other side of the support connecting block is connected with the inner wall of one side of the spiral guide groove in a sliding manner.
The method for the hotel waste heat recovery water heating device comprises the following steps:
s1: the exhaust fan runs, cold water pumped by the conveying pipe enters the waste heat recovery pipe, is changed into hot water through heat exchange, and is led out through the heat preservation pipe;
s2: when the exhaust fan stops running, the driving motor runs, so that the movable guide ring moves on the limiting convex rod while the rotary connecting rod drives the movable guide ring to rotate;
s3: the telescopic arc-shaped rod extends out of the hollow arc-shaped rod under the action of inertia and centrifugal force, the magnet is adsorbed on the support connecting block to form a closed loop, and the spiral waste heat recovery pipe is cleaned through the sponge cleaning pad;
s4: after once wasing waste heat recovery pipe, driving motor reversal makes the removal guide ring reset, and the in-process that the removal guide ring resets blocks the spiral on the waste heat recovery pipe through the magnet, breaks away from curved magnet and supports even piece, and then makes the cavity arc pole withdraw inside flexible arc pole at the centrifugal force of reversal in-process and inertia to accomplish the restoration of clean ring.
The invention has the beneficial effects that:
1. according to the invention, the exhaust fan is used for pumping out air in the waste heat recovery tank, so that the waste heat recovery tank is used for pumping out heat-containing flue gas, the flue gas enters the square-shaped inner cavity, the heat-containing flue gas repeatedly flows in the square-shaped inner cavity through the arc-shaped inner cavity of the square-shaped inner cavity, and is finally discharged through the air outlet, the contact time between the heat-containing flue gas and the waste heat recovery pipe is prolonged, and the waste heat recovery effect is improved.
2. According to the invention, the driving motor drives the rotating connecting rod to rotate, so that the cleaning ring cleans the surface of the waste heat recovery pipe while the movable guide ring moves on the rotating connecting rod, and the influence of oil smoke adhered to the surface of the waste heat recovery pipe on the waste heat recovery effect is prevented.
3. Spiral helicine waste heat recovery pipe makes the water yield that holds under the same space be more than vertical water pipe, make simultaneously to contain thermal flue gas many times and waste heat recovery pipe take place the heat exchange, improve the waste heat recovery effect, through setting up first filter, the filter layer in the second filter is inlayed and is arranged, make the flue gas pass through first filter, fully carry out the oil smoke to it during the second filter and filter, thereby the oil smoke composition in the flue gas has been reduced, prevent the oil smoke adhesion volume on waste heat recovery pipe surface, make things convenient for follow-up clean ring to carry out the tobacco tar to waste heat recovery pipe and wash.
4. Initially, flexible arc pole is located inside the cavity arc pole, when driving motor operation, rotatory connecting rod area removes when the guide ring is rotatory, it makes the removal guide ring move on spacing nose bar under the restriction of spiral guide way to support even piece, thereby make flexible arc pole stretch out in the cavity arc pole under the effect of inertia and centrifugal force, and make magnet and support even piece take place the adsorption each other effect, guarantee the annular shape of clean ring, and make the cavity arc pole, the sponge on the flexible arc pole washs the pad and washs spiral waste heat recovery pipe comprehensively, improve clean effect.
5. When wasing once the back to waste heat recovery pipe, driving motor reversal makes the removal guide ring reset, the screw that the in-process that the removal guide ring resets on the waste heat recovery pipe blocks the sideboard, break away from curved magnet and support even piece, and then centrifugal force and inertia at the reversal in-process make the cavity arc pole regain flexible arc pole inside, thereby accomplish the resetting of clean ring, the degree of agreeing with on clean ring and spiral helicine waste heat recovery pipe surface is kept when convenient next start-up to the clean ring of semicircle form, prevent that device operation in-process screens, cause the damage to the device structure.
Drawings
Fig. 1 is a schematic view of the overall structure of a hotel waste heat recovery hot water device provided by the invention;
fig. 2 is a schematic sectional structure view of a hotel waste heat recovery hot water device provided by the invention;
fig. 3 is a schematic diagram of the internal structure of the hotel waste heat recovery hot water device provided by the invention;
fig. 4 is a schematic diagram of the internal structure of a second protection cylinder of the hotel waste heat recovery hot water device provided by the invention;
fig. 5 is a schematic structural diagram of a waste heat recovery pipe of the hotel waste heat recovery hot water device provided by the invention;
fig. 6 is a schematic diagram of a mobile guide ring structure of the hotel waste heat recovery hot water device provided by the invention;
fig. 7 is a schematic diagram of a cleaning ring structure of the hotel waste heat recovery hot water device provided by the invention.
In the figure: 1-waste heat recovery box, 2-exhaust fan, 3-air outlet, 4-heat preservation pipe, 5-first protection cylinder, 6-first filter plate, 7-second protection cylinder, 8-conveying pipe, 9-square-shaped inner cavity, 10-second filter plate, 11-waste heat recovery pipe, 12-rotary connecting rod, 13-driving motor, 14-spiral guide groove, 15-spiral blocking plate, 16-movable guide ring, 17-limit convex rod, 18-sponge cleaning pad, 19-cleaning ring, 1901-support connecting block, 1902-hollow arc rod, 1903-telescopic arc rod, 20-magnet and 21-limit connecting groove.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, 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. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not to be construed as limiting the device, structure, or element to which reference is made to have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1:
the hotel waste heat recovery hot water device, as shown in fig. 1-3, comprises a waste heat recovery tank 1; a square-shaped inner cavity 9 is processed inside the waste heat recovery tank 1; the inner wall of the top end of the waste heat recovery tank 1 is provided with uniformly distributed air outlets 3; the square-shaped inner cavity 9 is communicated with the air outlet 3; the outer wall of the top end of the air outlet 3 is fixedly connected with an exhaust fan 2; the outer wall of one side of the waste heat recovery tank 1 is fixedly connected with a first protection cylinder 5; the outer wall of the other side of the waste heat recovery tank 1 is fixedly connected with a second protective barrel 7; the inner wall of one side of the second protection cylinder 7 is fixedly connected with a conveying pipe 8; the outer wall of one side of the conveying pipe 8 is fixedly connected with a waste heat recovery pipe 11; the waste heat recovery pipe 11 is arranged inside the square-shaped inner cavity 9; the inner wall of one side of the first protection cylinder 5 is fixedly connected with a heat preservation pipe 4; the outer wall of one side of the heat preservation pipe 4 is fixedly connected with the outer wall of one side of the waste heat recovery pipe 11; take out the inside air of waste heat recovery case 1 through exhaust fan 2 for waste heat recovery case 1 extracts and contains thermal flue gas, and inside the flue gas got into back shape inner chamber 9, the arc inner chamber through back shape inner chamber 9 made to contain thermal flue gas and flow in back shape inner chamber 9 inside repeatedly, finally discharged through air outlet 3, increased the contact time who contains thermal flue gas and waste heat recovery pipe 11, improved waste heat recovery's effect.
In order to solve the problem that the oil smoke adheres to the waste heat recovery pipe 11 to influence the subsequent waste heat recovery effect; as shown in fig. 3, 4 and 6, the outer wall of the other side of the second protection cylinder 7 is connected with a driving motor 13 through a bolt; the outer wall of one side of an output shaft of the driving motor 13 is connected with a rotating connecting rod 12 through a coupler; the peripheral outer wall of the rotating connecting rod 12 is connected with a movable guide ring 16 in a sliding way; the outer wall of one side of the movable guide ring 16 is fixedly connected with a cleaning ring 19; the driving motor 13 drives the rotating connecting rod 12 to rotate, so that the cleaning ring 19 cleans the surface of the waste heat recovery pipe 11 while the moving guide ring 16 moves on the rotating connecting rod 12, and the oil smoke adhered to the surface of the waste heat recovery pipe 11 is prevented from influencing the waste heat recovery effect.
In order to further improve the waste heat recovery effect of the waste heat recovery pipe 11; as shown in fig. 5, the waste heat recovery pipe 11 is spiral in shape; a spiral guide groove 14 is processed on the inner wall of one side of the waste heat recovery pipe 11; spiral helicine waste heat recovery pipe 11 makes the water yield that holds under the same space be more than vertical water pipe, makes the flue gas that contains the heat many times take place the heat exchange with waste heat recovery pipe 11 simultaneously, improves the waste heat recovery effect.
In order to guarantee the movement of the mobile guide ring 16 on the rotating link 12, preventing it from disengaging from the rotating link 12; as shown in fig. 6 and 7, a limiting convex rod 17 is fixedly connected to the outer wall of one side of the rotating connecting rod 12; a limiting connecting groove 21 is processed on the inner wall of one side of the movable guide ring 16; the outer wall of one side of the limit convex rod 17 is connected with the inner wall of one side of the limit connecting groove 21 in a sliding manner; the limit convex rod 17 and the limit connecting groove 21 are mutually meshed, so that the movable guide ring 16 always moves on the surface of the rotary connecting rod 12, and the subsequent cleaning of the waste heat recovery pipe 11 by the cleaning ring 19 is ensured to be smoothly carried out.
In order to reduce the oil smoke component in the smoke containing heat; as shown in fig. 1 and 2, a first filter plate 6 is fixedly connected to the inner wall of one side of the waste heat recovery tank 1; the inner wall of one side of the waste heat recovery tank 1 is fixedly connected with a second filter plate 10; inlay through the filter layer that sets up in first filter 6, the second filter 10 and arrange for the flue gas fully carries out the oil smoke to it when passing through first filter 6, the second filter 10 and filters, thereby has reduced the oil smoke composition in the flue gas, prevents the oil smoke adhesion volume on 11 surfaces of waste heat recovery pipe, makes things convenient for follow-up clean ring 19 to carry out the tobacco tar to wash waste heat recovery pipe 11.
When the exhaust fan 2 is used, a negative pressure environment is formed inside the waste heat recovery tank 1, smoke containing heat enters the square-shaped inner cavity 9 after being subjected to oil smoke filtration through the first filter plate 6 and the second filter plate 10, and circulates inside the square-shaped inner cavity 9, and exchanges heat with the spiral waste heat recovery pipe 11, and finally is discharged through the air outlet 3, cold water enters the waste heat recovery pipe 11 from the conveying pipe 8, is changed into hot water after being subjected to heat exchange and is led out through the heat preservation pipe 4, so that a waste heat recovery hot water effect is realized, when the exhaust fan 2 stops operating, the driving motor 13 operates, so that the rotating connecting rod 12 rotates to cause the moving guide ring 16 to move on the rotating connecting rod 12, and further cause the cleaning ring 19 to clean the surface of the waste heat recovery pipe 11, and further remove oil smoke adhered to the waste heat recovery pipe 11 in a waste heat recovery process, the effectiveness of the next waste heat recovery process is guaranteed, and the practicability of the device is improved.
Example 2:
a hotel waste heat recovery hot water device, as shown in fig. 5-7, for ensuring the effectiveness of cleaning the spiral waste heat recovery pipe 11 by the cleaning ring 19; this example is supplemented by example 1 with the following: the cleaning ring 19 comprises a support connecting block 1901, a hollow arc-shaped rod 1902 and a telescopic arc-shaped rod 1903; the outer wall of one side of the support connecting block 1901 is fixedly connected with the outer wall of one side of the movable guide ring 16; the outer wall of one side of the hollow arc-shaped rod 1902 is fixedly connected with the outer wall of one side of the support connecting block 1901; the peripheral outer wall of the telescopic arc-shaped rod 1903 is connected with the inner wall of one side of the hollow arc-shaped rod 1902 in a sliding manner; sponge cleaning pads 18 are arranged on the outer walls of one sides of the hollow arc-shaped rod 1902 and the telescopic arc-shaped rod 1903; a magnet 20 is fixedly connected to the outer wall of one side of the telescopic arc-shaped rod 1903; the magnet 20 is arc-shaped; the outer wall of one side of the waste heat recovery pipe 11 is fixedly connected with a spiral baffle plate 15; the outer wall of the other side of the support connecting block 1901 is slidably connected with the inner wall of one side of the spiral guide groove 14; initially, the telescopic arc-shaped rod 1903 is located inside the hollow arc-shaped rod 1902, when the driving motor 13 operates and the rotary connecting rod 12 drives the movable guide ring 16 to rotate, the support link 1901 makes the movable guide ring 16 move on the limit protruding rod 17 under the limitation of the spiral guide groove 14, so that the telescopic arc-shaped rod 1903 extends out of the hollow arc-shaped rod 1902 under the action of inertia and centrifugal force, and the magnet 20 and the support link 1901 generate mutual adsorption to ensure the annular shape of the cleaning ring 19, and the sponge cleaning pad 18 on the hollow arc-shaped rod 1902 and the telescopic arc-shaped rod 1903 can completely clean the spiral waste heat recovery pipe 11, thereby improving the cleaning effect, when the waste heat recovery pipe 11 is cleaned once, the driving motor 13 rotates reversely to reset the movable guide ring 16, and the movable guide ring 16 passes through the spiral blocking plate 15 on the waste heat recovery pipe 11 in the resetting process, break away from curved magnet 20 and support even piece 1901, and then make cavity arc pole 1902 retrieve inside flexible arc pole 1903 at the centrifugal force of reversal in-process and inertia to accomplish the reseing of clean ring 19, the clean ring 19 of semicircle form keeps clean ring 19 and the degree of agreeing with on spiral helicine waste heat recovery pipe 11 surface when convenient next start-up, prevents that device operation in-process screens from causing the damage to the device structure.
In the embodiment, initially, the telescopic arc rod 1903 is located inside the hollow arc rod 1902, when the driving motor 13 operates and the rotary connecting rod 12 drives the movable guide ring 16 to rotate, the support link 1901 makes the movable guide ring 16 move on the limit protruding rod 17 under the limitation of the spiral guide groove 14, so that the telescopic arc rod 1903 extends out of the hollow arc rod 1902 under the action of inertia and centrifugal force, and the magnet 20 and the support link 1901 generate a mutual adsorption effect to ensure the annular shape of the cleaning ring 19, and the sponge cleaning pad 18 on the hollow arc rod 1902 and the telescopic arc rod 1903 can completely clean the spiral waste heat recovery pipe 11, thereby improving the cleaning effect, when the waste heat recovery pipe 11 is cleaned once, the driving motor 13 rotates reversely to reset the movable guide ring 16, and the movable guide ring 16 passes through the spiral blocking plate 15 on the waste heat recovery pipe 11 in the resetting process, break away from curved magnet 20 and support even piece 1901, and then make cavity arc pole 1902 retrieve inside flexible arc pole 1903 at the centrifugal force of reversal in-process and inertia to accomplish the reseing of clean ring 19, the clean ring 19 of semicircle form keeps clean ring 19 and the degree of agreeing with on spiral helicine waste heat recovery pipe 11 surface when convenient next start-up, prevents that device operation in-process screens from causing the damage to the device structure.
Example 3:
the method for the hotel waste heat recovery water heating device comprises the following steps:
s1: the exhaust fan 2 runs, cold water is pumped by the delivery pipe 8 to enter the waste heat recovery pipe 11, is changed into hot water through heat exchange, and is then led out through the heat preservation pipe 4;
s2: when the exhaust fan 2 stops running, the driving motor 13 runs, so that the rotating connecting rod 12 drives the moving guide ring 16 to rotate and the moving guide ring 16 moves on the limiting convex rod 17;
s3: the telescopic arc-shaped rod 1903 extends out of the hollow arc-shaped rod 1902 under the action of inertia and centrifugal force, so that the magnet 20 is adsorbed on the support connecting block 1901 to form a closed loop, and the spiral waste heat recovery pipe 11 is cleaned through the sponge cleaning pad 18;
s4: after washing waste heat recovery pipe 11 once, driving motor 13 reversal makes removal guide ring 16 reset, and the in-process that removal guide ring 16 resets is through spiral blocking plate 15 on waste heat recovery pipe 11, breaks away from curved magnet 20 and supports even piece 1901, and then makes cavity arc pole 1902 withdraw inside flexible arc pole 1903 at the centrifugal force and the inertia of reversal in-process to accomplish the restoration of clean ring 19.
The above description is for the purpose of illustrating the preferred embodiments of the present invention and is not intended to be exhaustive or to limit the invention to the precise embodiments disclosed, and all modifications, equivalents, and improvements that may occur to those skilled in the art and that fall within the spirit and scope of the invention are intended to be embraced therein.
Claims (10)
1. The hotel waste heat recovery water heating device comprises a waste heat recovery tank (1), and is characterized in that a square-shaped inner cavity (9) is processed inside the waste heat recovery tank (1); air outlets (3) which are uniformly distributed are processed on the inner wall of the top end of the waste heat recovery tank (1); the square-shaped inner cavity (9) is communicated with the air outlet (3); the outer wall of the top end of the air outlet (3) is fixedly connected with an exhaust fan (2); the outer wall of one side of the waste heat recovery box (1) is fixedly connected with a first protection cylinder (5); the outer wall of the other side of the waste heat recovery box (1) is fixedly connected with a second protective barrel (7); the inner wall of one side of the second protection cylinder (7) is fixedly connected with a conveying pipe (8); a waste heat recovery pipe (11) is fixedly connected to the outer wall of one side of the conveying pipe (8); the waste heat recovery pipe (11) is arranged inside the square-shaped inner cavity (9); the inner wall of one side of the first protective cylinder (5) is fixedly connected with a heat preservation pipe (4); the outer wall of one side of the heat preservation pipe (4) is fixedly connected with the outer wall of one side of the waste heat recovery pipe (11).
2. The hotel waste heat recovery water heating device as claimed in claim 1, wherein the outer wall of the other side of the second protection cylinder (7) is connected with a driving motor (13) through a bolt; the outer wall of one side of an output shaft of the driving motor (13) is connected with a rotary connecting rod (12) through a coupler; the peripheral outer wall of the rotating connecting rod (12) is connected with a movable guide ring (16) in a sliding way; the outer wall of one side of the movable guide ring (16) is fixedly connected with a cleaning ring (19).
3. The hotel waste heat recovery water heating apparatus according to claim 2, wherein the waste heat recovery pipe (11) is shaped as a spiral; a spiral guide groove (14) is processed on the inner wall of one side of the waste heat recovery pipe (11).
4. The hotel waste heat recovery hot water device as claimed in claim 3, wherein a limit protruding rod (17) is fixedly connected to the outer wall of one side of the rotary connecting rod (12); a limiting connecting groove (21) is processed on the inner wall of one side of the movable guide ring (16); the outer wall of one side of the limit convex rod (17) is connected with the inner wall of one side of the limit connecting groove (21) in a sliding way.
5. The hotel waste heat recovery water heating device according to claim 4, wherein a first filter plate (6) is fixedly connected to the inner wall of one side of the waste heat recovery tank (1); the inner wall of one side of the waste heat recovery tank (1) is fixedly connected with a second filter plate (10).
6. The hotel waste heat recovery hot water device as claimed in claim 5, wherein the cleaning ring (19) comprises a support link (1901), a hollow arc rod (1902), a telescopic arc rod (1903); the outer wall of one side of the support connecting block (1901) is fixedly connected with the outer wall of one side of the movable guide ring (16); the outer wall of one side of the hollow arc-shaped rod (1902) is fixedly connected with the outer wall of one side of the support connecting block (1901); the peripheral outer wall of the telescopic arc-shaped rod (1903) is connected with the inner wall of one side of the hollow arc-shaped rod (1902) in a sliding manner.
7. The hotel waste heat recovery water heater as claimed in claim 6, wherein the outer walls of one side of the hollow arc-shaped rod (1902) and one side of the telescopic arc-shaped rod (1903) are provided with sponge cleaning pads (18).
8. The hotel waste heat recovery water heating device as claimed in claim 7, wherein a magnet (20) is fixedly connected to the outer wall of one side of the telescopic arc-shaped rod (1903); the magnet (20) is arc-shaped; the outer wall of one side of the waste heat recovery pipe (11) is fixedly connected with a spiral blocking plate (15).
9. The hotel waste heat recovery water heater as claimed in claim 8, wherein the outer wall of the other side of the support connecting block (1901) is slidably connected to the inner wall of one side of the spiral guide groove (14).
10. A method of recovering hot water from hotel waste heat according to any one of claims 1 to 9, comprising the steps of:
s1: the exhaust fan (2) runs, cold water is pumped by the delivery pipe (8) to enter the waste heat recovery pipe (11) and become hot water through heat exchange, and then the hot water is led out through the heat preservation pipe (4);
s2: when the exhaust fan (2) stops running, the driving motor (13) runs, so that the rotating connecting rod (12) drives the moving guide ring (16) to rotate and the moving guide ring (16) moves on the limiting convex rod (17);
s3: the telescopic arc-shaped rod (1903) extends out of the hollow arc-shaped rod (1902) under the action of inertia and centrifugal force, the magnet (20) is adsorbed on the support connecting block (1901) to form a closed loop, and the spiral waste heat recovery pipe (11) is cleaned through the sponge cleaning pad (18);
s4: wash once back waste heat recovery pipe (11), driving motor (13) reversal makes removal guide ring (16) reset, and the in-process that removal guide ring (16) reset is through spiral arresting barrier (15) on waste heat recovery pipe (11), breaks away from curved magnet (20) and supports even piece (1901), and then makes cavity arc pole (1902) withdraw flexible arc pole (1903) inside at the centrifugal force of reversal in-process and inertia to accomplish the resetting of cleaning ring (19).
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| CN202111066080.7A CN113804019B (en) | 2021-09-13 | 2021-09-13 | Hotel waste heat recovery hot water device and method thereof |
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| CN113804019B CN113804019B (en) | 2023-10-10 |
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| CN113804019B (en) | 2023-10-10 |
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