CN218328371U - Hotel hot water circulating system - Google Patents
Hotel hot water circulating system Download PDFInfo
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- CN218328371U CN218328371U CN202222218887.4U CN202222218887U CN218328371U CN 218328371 U CN218328371 U CN 218328371U CN 202222218887 U CN202222218887 U CN 202222218887U CN 218328371 U CN218328371 U CN 218328371U
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Abstract
The utility model belongs to the technical field of warm logical technology and specifically relates to a hotel hot water circulating system, one of two return circuit gas boiler's delivery port respectively with air conditioner hot water delivery pipe and hot water delivery union coupling, air conditioner hot water wet return is connected with two return circuit gas boiler's water inlet, the hot water wet return gets into sanitary hot water loop behind hot water circulating water pump, sanitary hot water loop is connected with flue gas-hot water recoverer's water inlet, flue gas-hot water recoverer's delivery port is connected with two return circuit gas boiler's water inlet through the formula motorised valve that opens and shuts, two return circuit gas boiler's delivery port is through the manometer, flow switch and thermometer after with hot water delivery union coupling, compare with prior art, the utility model discloses carry out heat recovery to gas boiler's high temperature exhaust emission, make full use of building waste heat, reduce the consumption of hot water heating to the gas, adopt waste heat recovery system to have better energy-saving effect of waste heat recycling to large-scale hotel hot water heating system.
Description
Technical Field
The utility model belongs to the technical field of warm logical technique and specifically relates to a hot water circulation system of hotel.
Background
In current large-scale hotel building, the sanitary hot water that winter air conditioner heating and hotel room bathe often adopts gas boiler, and especially guest room bathes and uses hot water's heat demand with higher, and its hot water is used heat and is utilized gas boiler to satisfy hot water with hot water demand as the heat source, therefore the load of sanitary hot water accounts for than great in the large-scale hotel building proportion.
The gas-fired hot water boiler has high smoke discharge temperature when an air conditioner is operated for heating in winter, the temperature of waste gas is about 160-190 ℃, the heat of high-temperature gas discharged by the waste gas of the gas-fired boiler is not utilized completely, so that the fuel consumption of the boiler is huge, the cost is high, and the discharged smoke causes pollution to the environment to a certain extent.
Based on above reason, the utility model provides a hotel's hot water circulating system adopts boiler flue gas waste gas's heat recovery system design, carries out the reducible gas of energy-saving design with tolerance to current large-scale hotel building, reduces energy resource consumption, reduces running cost.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, providing a hot water circulating system of hotel adopts boiler flue gas waste gas's heat recovery system design, carries out the reducible gas of energy-conserving design with tolerance to current large-scale hotel building, reduces energy resource consumption, reduces running cost.
In order to achieve the above object, the utility model provides a hotel hot water circulating system, including two return circuit gas boiler, the hot water circulating pump, the flue, the energy gauge table, flue gas-hot water recoverer, the manometer, flow switch, the thermometer, open and close formula motorised valve, the sanitary hot water loop, the hot water supply pipe of air conditioner, the hot water supply pipe, air conditioner hot water wet return and hot water wet return, one of the delivery port of two return circuit gas boiler is connected with air conditioner hot water supply pipe and hot water supply pipe respectively, air conditioner hot water wet return is connected with two return circuit gas boiler's water inlet, the hot water wet return gets into the sanitary hot water loop behind hot water circulating pump, the sanitary hot water loop is connected with the water inlet of flue gas-hot water recoverer, the delivery port of flue gas-hot water recoverer is connected with two return circuit gas boiler's water inlet through open and close formula motorised valve, two of delivery port of two return circuit gas boiler are connected with hot water behind manometer, flow switch and the thermometer.
An energy meter is arranged on the hot water supply pipe.
The double-loop gas-fired hot water boiler is provided with a flue.
The system comprises a plurality of double-loop gas-fired hot water boilers which are arranged in series.
The system comprises a plurality of hot water circulating water pumps which are arranged in parallel.
The horizontal pipe of the flue inclines towards the smoke discharging direction.
The air outlet at the top of the flue is provided with a circular blast cap.
Compared with the prior art, the utility model discloses an application of carrying out heat recovery technique to gas boiler's high temperature exhaust emission, make full use of building waste heat reduces the consumption of hot water heating to the gas, adopts waste heat recovery system to have better waste heat recycling's energy-conserving effect to large-scale hotel hot water heating system.
Drawings
Fig. 1 is a schematic view of the circulation system of the present invention.
Description of the reference numerals
The device comprises a double-loop gas-fired hot water boiler 1, a hot water circulating water pump 2, a flue 3, an energy meter 4, a flue-hot water recoverer 5, a pressure gauge 6, a flow switch 7, a thermometer 8, an on-off electric valve 9, a sanitary hot water loop 10, an air-conditioning hot water supply pipe 11, a hot water supply pipe 12, an air-conditioning hot water return pipe 13 and a hot water return pipe 14.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings.
Referring to fig. 1, the utility model provides a hotel hot water circulating system, including two return circuit gas boiler 1, hot water circulating water pump 2, flue 3, energy meter 4, flue gas-hot water recoverer 5, manometer 6, flow switch 7, thermometer 8, open and close formula motorised valve 9, sanitary hot water loop 10, air conditioner hot water delivery pipe 11, hot water delivery pipe 12, air conditioner hot water wet return 13 and hot water return 14, one of the delivery port of two return circuit gas boiler 1 is connected with air conditioner hot water delivery pipe 11 and hot water delivery pipe 12 respectively, air conditioner hot water return 13 is connected with the water inlet of two return circuit gas boiler 1, hot water return 14 gets into sanitary hot water loop 10 behind hot water circulating water pump 2, sanitary hot water loop 10 is connected with the water inlet of flue gas-hot water recoverer 5, the delivery port of flue gas-hot water recoverer 5 is connected with the water inlet of two return circuit gas boiler 1 through open and close formula motorised valve 9, be connected with hot water delivery pipe 12 behind two return 1's return delivery port of two return 6, two return switch 7 and thermometer 8.
The hot water supply pipe 12 is provided with an energy meter 4.
The double-circuit gas-fired hot water boiler 1 is provided with a flue 3.
The system comprises a plurality of double-loop gas-fired hot water boilers 1 which are arranged in series.
The system comprises a plurality of hot water circulating water pumps 2 which are arranged in parallel.
The horizontal pipe of the flue 3 inclines towards the smoke discharging direction.
The air outlet at the top of the flue 3 is provided with a circular blast cap.
The working principle is as follows:
referring to fig. 1, hot water in a dual-circuit gas hot water boiler 1 is supplied through an air-conditioning hot water supply pipe 11 and a hot water supply pipe 12, wherein an energy meter 4 is provided on the hot water supply pipe 12 to monitor the comprehensive energy of the hot water, including temperature, flow rate, etc.
Meanwhile, when the temperature of hot water output from the double-loop gas-fired hot water boiler 1 is insufficient, the hot water flows back through the hot water return pipe 14, enters the sanitary hot water loop 10 after being pressurized by the hot water circulating water pump 2, and then enters the flue gas-hot water recoverer 5, because the flue gas-hot water recoverer 5 is arranged on a flue gas pipeline, high-temperature flue gas at 160-190 ℃ generated by combustion of the double-loop gas-fired hot water boiler 1 heats hot water with insufficient temperature flowing back in the sanitary hot water loop 10, the heated hot water flows back to the double-loop gas-fired hot water boiler 1 again through the opening and closing type electric valve 9, the hot water in the double-loop gas-fired hot water boiler 1 enters the hot water supply pipe 12 after passing through the pressure gauge 6, the flow switch 7 and the thermometer 8, the outlet water temperature, the pressure and the flow of the double-loop gas-fired hot water boiler 1 can be monitored, the quantity of fuel combusted by the double-loop gas-fired hot water boiler 1 can be reduced after the requirements are met, and the energy-saving effect can be achieved.
Meanwhile, the system can also feed hot water into the double-loop gas-fired hot water boiler 1 through hot water in the recovered air-conditioning hot water return pipe 13 to supplement the capacity of the hot water, because the hot water in the air-conditioning hot water return pipe 13 can still be used for flushing guest rooms and raining, and has a certain initial temperature, so that the hot water can be completely utilized.
High-temperature flue gas generated by burning fuel in the double-loop gas-fired hot water boiler 1 can be discharged to the high altitude outdoors through the flue 3, and the high temperature of the flue gas is utilized for heating, so that the energy of the flue gas is also consumed, and the pollution to the external environment is reduced.
According to the scale of different hotel buildings and the load degree of the water consumption of hot water, the system can be provided with a plurality of sets of double-loop gas-fired hot water boiler 1 which are connected in series, and corresponding sanitary hot water loop 10, air-conditioning hot water supply pipe 11, hot water supply pipe 12, air-conditioning hot water return pipe 13, hot water return pipe 14 and other connecting pipelines are added in a matched manner, and matched equipment such as pressure gauge 6, flow switch 7, thermometer 8, flue gas-hot water recoverer 5 and the like which are configured on corresponding pipelines can be flexibly configured according to actual requirements.
Above is only the preferred embodiment of the utility model, only is used for helping to understand the method of this application and its core thought, the utility model discloses a protection scope not only limits to above-mentioned embodiment, and the fan belongs to the utility model discloses technical scheme under the thinking all belongs to the utility model discloses a protection scope. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
The utility model discloses solved on the whole among the prior art large-scale hotel because the guest room leads to with the hot water gauge height to the high cost that leads to of gas hot water boiler fuel consumption, and the unable problem that utilizes of high temperature flue gas of emission, retrieve the reheating system through one set of hot water circulation, can utilize the heat recovery among the boiler exhaust emission gas, reduce the consumption of gas air consumption, the energy can be saved, reduce the emission of the high temperature waste gas after the gas combustion to the influence of environment, it has very important meaning to sustainable development and the electromechanical system low carbon operation that realizes large-scale hotel's building.
Claims (7)
1. A hotel hot water circulation system is characterized by comprising a double-loop gas-fired hot water boiler (1), a hot water circulating water pump (2), a flue (3), an energy meter (4), a flue gas-hot water recoverer (5), a pressure gauge (6), a flow switch (7), a thermometer (8), an open-close type electric valve (9), a sanitary hot water loop (10), an air conditioner hot water supply pipe (11), a hot water supply pipe (12), an air conditioner hot water return pipe (13) and a hot water return pipe (14), one of water outlets of the double-loop gas-fired hot water boiler (1) is respectively connected with the air-conditioning hot water supply pipe (11) and the hot water supply pipe (12), the air-conditioning hot water return pipe (13) is connected with a water inlet of the double-loop gas-fired hot water boiler (1), the hot water return pipe (14) enters the sanitary hot water loop (10) after passing through the hot water circulating pump (2), the sanitary hot water loop (10) is connected with the water inlet of the flue gas-hot water recoverer (5), the water outlet of the flue gas-hot water recoverer (5) is connected with the water inlet of the double-loop gas-fired hot water boiler (1) through an open-close type electric valve (9), and the second water outlet of the double-loop gas-fired hot water boiler (1) is connected with the hot water supply pipe (12) after passing through a pressure gauge (6), a flow switch (7) and a thermometer (8).
2. The hotel hot water circulation system according to claim 1, wherein an energy meter (4) is provided on the hot water supply pipe (12).
3. A hotel hot water circulation system according to claim 1, wherein the double-circuit gas-fired hot water boiler (1) is provided with a flue (3).
4. A hotel hot water circulation system according to claim 1, characterized in that a plurality of said double-circuit gas-fired hot water boilers (1) are arranged in series in the system.
5. A hotel hot water circulation system according to claim 1, characterised in that the system comprises several hot water circulating pumps (2) arranged in parallel.
6. The hotel hot water circulation system according to claim 1, wherein the cross pipe of the flue (3) is inclined at an angle to the direction of smoke exhaust.
7. The hotel hot water circulation system according to claim 1, wherein the air outlet at the top of the flue (3) is provided with a circular hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222218887.4U CN218328371U (en) | 2022-08-23 | 2022-08-23 | Hotel hot water circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222218887.4U CN218328371U (en) | 2022-08-23 | 2022-08-23 | Hotel hot water circulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218328371U true CN218328371U (en) | 2023-01-17 |
Family
ID=84883982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222218887.4U Active CN218328371U (en) | 2022-08-23 | 2022-08-23 | Hotel hot water circulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218328371U (en) |
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2022
- 2022-08-23 CN CN202222218887.4U patent/CN218328371U/en active Active
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