CN211476052U - Full-automatic temperature control heating energy-saving system - Google Patents
Full-automatic temperature control heating energy-saving system Download PDFInfo
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- CN211476052U CN211476052U CN202021224143.8U CN202021224143U CN211476052U CN 211476052 U CN211476052 U CN 211476052U CN 202021224143 U CN202021224143 U CN 202021224143U CN 211476052 U CN211476052 U CN 211476052U
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Abstract
The utility model belongs to the technical field of energy-concerving and environment-protective, relate to heating system, a full-automatic control by temperature change heating economizer system specifically says so. The system comprises a heating device, a heating water supply main pipe, a heating water return main pipe, a water mixer, a one-use one-standby booster circulating pump set, a PLC (programmable logic controller), a pipeline temperature sensor and an indoor temperature sensor which are laid in a building. The utility model is used for on the heating system in the building, can make the heating season stop the heating system low temperature constant temperature operation in buildings such as office building, teaching building, dormitory building, dining room, with the accurate control of building indoor temperature between 6-11 ℃, guarantee flowers normal growth, prevent heating facility, water supply line, fire control facility frost crack to can open and stop heating system according to indoor temperature is automatic, can reach the cold-proof effect of low temperature, can effectively reduce the running cost again, and is energy-concerving and environment-protective.
Description
Technical Field
The utility model belongs to the technical field of energy-concerving and environment-protective, relate to heating system, a full-automatic control by temperature change heating economizer system specifically says so.
Background
In the cold and fake period of schools, buildings such as office buildings, teaching buildings, dormitory buildings, book buildings and dining halls are stopped to be used, in order to prevent indoor heating facilities, tap water pipelines and fire fighting facilities from being frozen and cracked in cold weather, a heating system still needs to normally heat, and energy consumption is extremely waste; in order to save energy, part of schools adopt a mode of closing a heat supply pipeline valve to adjust the flow of a heating system, so that the heating system runs at low temperature, when the outdoor temperature is rapidly reduced, the temperature of the heating system cannot be adjusted in time manually, the flow of the indoor heating system is insufficient, the indoor temperature is too low, indoor heating facilities, tap water pipelines and fire fighting facilities are frozen and cracked, and great economic loss is caused; when the outdoor temperature rises rapidly, the temperature of the heating system cannot be adjusted down in time manually, and the heat of the heating system is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a problem to prior art existence during the purpose provides a full-automatic control by temperature change heating economizer system.
The utility model discloses a concrete technical scheme as follows:
a full-automatic temperature control heating energy-saving system comprises a heating device, a water mixer, a one-use one-standby pressure boosting circulating pump set and a PLC (programmable logic controller) which are paved in a building; the water inlet end of the heating device is connected with a heating water supply main pipe, and the water outlet end of the heating device is connected with a heating water return main pipe; the water inlet of the water mixer is respectively connected with a heating water supply main pipe and a heating water return main pipe through pipelines, an electric regulating valve is arranged on the pipeline between the heating water supply main pipe and the water mixer, a pipeline temperature sensor is arranged on the pipeline between the heating water return main pipe and the water mixer, and the PLC is respectively and electrically connected with the pipeline temperature sensor and the electric regulating valve; the water outlet of the water mixer is connected with a heating water supply main pipe through a one-use one-standby pressurizing circulating pump set, and a pressurizing circulating pump of the one-use one-standby pressurizing circulating pump set is electrically connected with a PLC (programmable logic controller); the check valve is arranged on the heating water supply main pipe and is positioned on a pipe section between a connecting point of the water mixer connected with the heating water supply main pipe and a connecting point of a one-use one-standby booster circulating pump set connected with the heating water supply main pipe; an indoor temperature sensor is arranged in the building and is electrically connected with the PLC;
preferably, the PLC is S7-200224 XP;
preferably, the pipeline temperature sensor and the indoor temperature sensor are PT 100;
further, the PLC is connected with a touch screen, the touch screen is used for manually inputting instructions to the PLC, and the type of the touch screen is TCP7062 TX;
further, the PLC is electrically connected with a GPRS remote wireless transmission module, the PLC is specifically connected with a GPRS-DTU through an RS485 interface, and the GPRS remote wireless transmission module is used for remote monitoring of data of the PLC;
furthermore, the one-use one-standby booster circulating pump set comprises two booster pump pipelines which are mutually connected in parallel, and when one booster pump pipeline runs, the other booster pump pipeline stops running for standby;
furthermore, a gate valve and a pressure gauge are arranged on the booster pump pipeline;
furthermore, a gate valve, a thermometer and a pressure gauge are respectively arranged on a pipeline between the heating water return main pipe and the water mixer and a pipeline between the heating water supply main pipe and the water mixer, and the thermometer and the pressure gauge are used for visually observing the temperature and the pressure of the related pipelines;
furthermore, a thermometer and a gate valve are arranged on a pipeline between the one-use one-standby booster circulating pump set and the heating water supply main pipe;
furthermore, gate valves are respectively arranged on the heating water supply main pipe and the heating water return main pipe.
The utility model discloses following beneficial effect has:
the utility model is used for on the heating system in the building, can make the heating season stop the heating system low temperature constant temperature operation in buildings such as office building, teaching building, dormitory building, dining room, with the accurate control of building indoor temperature between 6-11 ℃, guarantee flowers normal growth, prevent heating facility, water supply line, fire control facility frost crack to can open and stop heating system according to indoor temperature is automatic, can reach the cold-proof effect of low temperature, can effectively reduce the running cost again, and is energy-concerving and environment-protective.
Drawings
Fig. 1 is a schematic structural view of the present invention;
the arrows in the figure indicate the direction of the heating water flow after the intervention of the system.
Detailed Description
As shown in fig. 1, a full-automatic temperature-control heating energy-saving system comprises a heating device 2 laid in a building 1, a heating water supply main pipe 3 is connected to a water inlet end of the heating device 2, a heating water return main pipe 4 is connected to a water outlet end of the heating device 2, and the system further comprises a water mixer 5, a one-use one-standby booster circulating pump set 6 and a PLC programmable controller 7; the water inlet of the water mixer 5 is respectively connected with a heating water supply main pipe 3 and a heating water return main pipe 4 through pipelines, an electric regulating valve 8 is arranged on the pipeline between the heating water supply main pipe 3 and the water mixer 5, a pipeline temperature sensor 9 is arranged on the pipeline between the heating water return main pipe 4 and the water mixer 5, and the PLC 7 is respectively and electrically connected with the pipeline temperature sensor 9 and the electric regulating valve 8; the water outlet of the water mixer 5 is connected with a heating water supply main pipe through a one-use one-standby pressurizing circulating pump unit 6, and a pressurizing circulating pump of the one-use one-standby pressurizing circulating pump unit 6 is electrically connected with a PLC (programmable logic controller); the heating water supply main pipe 3 is provided with a check valve 10, and the check valve 10 is positioned on a pipe section between a connecting point of the water mixer 5 connected with the heating water supply main pipe 3 and a connecting point of the one-use one-standby booster circulating pump set 6 connected with the heating water supply main pipe 3; an indoor temperature sensor 11 is arranged in the building 1, the indoor temperature sensor 11 is electrically connected with a PLC (programmable logic controller) 7, and the PLC 7 is electrically connected with a GPRS (general packet radio service) remote wireless transmission module 12; one is equipped with pressure boost circulating pump group 6 and includes two way booster pump pipelines 13 that connect in parallel each other, be equipped with gate valve 14 and manometer 15 on the booster pump pipeline 13, be equipped with thermometer 16 and manometer 15 on the pipeline between heating return water house steward 4 and the muddy water ware 5 on the pipeline between heating water supply house steward 3 and the muddy water ware 5 respectively, one is equipped with thermometer 16 and gate valve 14 on the pipeline between one is equipped with pressure boost circulating pump group 6 and the heating water supply house steward 3 with one, be equipped with gate valve 14 on heating water supply house steward 3 and the heating return water house steward 4 respectively.
The utility model discloses a concrete working process as follows:
during normal heating, only the gate valves 14 on the heating water supply main 3 and the heating water return main 4 are opened, and hot water flows through the heating water supply main 3, the heating device 2 and the heating water return main 4 to supply heat to the interior of the building 1;
when low-temperature heating is adopted, the system is started to intervene in heating operation, and the specific process principle is as follows:
before the system is involved, the check valve 10 is closed, gate valves 14 on all pipelines are opened, the one-use one-standby pressurizing circulating pump set 6 is opened, high-temperature water of the heating water supply main pipe 3 is conveyed to enter the water mixer 5, meanwhile, a part of low-temperature water flowing into the heating water return main pipe 4 of the heating device 2 enters the water mixer 5, the high-temperature water and the low-temperature water are mixed into water with required temperature in the water mixer 5, the water is conveyed to enter the heating water supply main pipe 3 by the one-use one-standby pressurizing circulating pump set 6 and then conveyed to enter the heating device 2 for low-temperature heating.
The specific working process of the system for low-temperature constant-temperature heating is as follows:
the upper limit temperature value and the lower limit temperature value of a pipeline temperature sensor 9 and an indoor temperature sensor 11 are arranged on a PLC (programmable logic controller) 7, the upper limit temperature value of the pipeline temperature sensor 9 is set to be 20 ℃, and the lower limit temperature value of the pipeline temperature sensor 9 is set to be 15 ℃;
the pipeline temperature sensor 9 is used for detecting the temperature of the low-temperature water which is conveyed towards the water mixer 5 by the heating return water main pipe 4; if the temperature of the low-temperature water exceeds 20 ℃, the pipeline temperature sensor 9 outputs an electric signal to the PLC 7, the PLC 7 controls the electric regulating valve 8 to be turned off, the water amount of the high-temperature water supplied to the water mixer 5 by the heating water supply header pipe 3 is reduced, the water temperature in the water mixer 5 is reduced, and the water is conveyed into the heating device 2 by the one-use one-standby pressurizing circulating pump set 6 to cool the heating device 2; if the temperature of the low-temperature water is lower than 15 ℃, the pipeline temperature sensor 9 outputs an electric signal to the PLC 7, the PLC 7 controls the electric regulating valve 8 to be opened greatly, the water amount of the high-temperature water supplied to the water mixer 5 by the heating water supply header pipe 3 is increased, the water temperature in the water mixer 5 is increased, and the water is conveyed into the heating device 2 by the one-use one-standby pressurizing circulating pump set 6 to heat the heating device 2; the temperature adjusting process can enable the temperature of the heating device 2 to be always kept within a set temperature range, so that low-temperature constant-temperature heating is carried out, and accurate temperature control is realized.
The heating automatic start-stop working process of the system is as follows:
setting upper and lower limit temperature values of an indoor temperature sensor 11 on a PLC (programmable logic controller) 7, setting the upper limit temperature value of the indoor temperature sensor 11 as 11 ℃, and setting the lower limit temperature value of the indoor temperature sensor 11 as 6 ℃;
when the indoor temperature sensor 11 detects that the indoor temperature rises to 11 ℃, the indoor temperature sensor 11 outputs an electric signal to the PLC 7, and the PLC 7 controls a circulating pump of the one-use one-standby pressurizing circulating pump set 6 to stop running, namely, the heat is not supplied to the heating device 2 any more, so that the heat energy is saved; when the indoor temperature sensor 11 detects that the indoor temperature is reduced to 11 ℃, the indoor temperature sensor 11 outputs an electric signal to the PLC 7, and the PLC 7 controls a circulating pump of the one-use one-standby pressurizing circulating pump set 6 to start and operate, so as to continuously supply heat to the heating device 2.
Claims (7)
1. The utility model provides a full-automatic control by temperature change heating economizer system, is including laying heating installation (2) in building (1), the end of intaking of heating installation (2) is connected with heating water supply house steward (3), the play water end of heating installation (2) is connected with heating return water house steward (4), its characterized in that: the system also comprises a water mixer (5), a one-use one-standby pressurizing circulating pump set (6) and a PLC (programmable logic controller) (7); the water inlet of the water mixer (5) is respectively connected with a heating water supply main pipe (3) and a heating water return main pipe (4) through pipelines, an electric regulating valve (8) is arranged on the pipeline between the heating water supply main pipe (3) and the water mixer (5), a pipeline temperature sensor (9) is arranged on the pipeline between the heating water return main pipe (4) and the water mixer (5), and the PLC (7) is respectively and electrically connected with the pipeline temperature sensor (9) and the electric regulating valve (8); the water outlet of the water mixer (5) is connected with a heating water supply main pipe (3) through a one-use one-standby pressurizing circulating pump set (6), and a pressurizing circulating pump of the one-use one-standby pressurizing circulating pump set (6) is electrically connected with a PLC (programmable logic controller) (7); a check valve (10) is arranged on the heating water supply main pipe (3), and the check valve (10) is positioned on a pipe section between a connecting point of the water mixer (5) and the heating water supply main pipe (3) and a connecting point of the one-use one-standby booster circulating pump set (6) and the heating water supply main pipe (3); be equipped with indoor temperature sensor (11) in building (1), indoor temperature sensor (11) and PLC programmable controller (7) electricity link.
2. The full-automatic temperature-control heating energy-saving system according to claim 1, characterized in that: the system also comprises a GPRS remote wireless transmission module (12) electrically connected with the PLC (7).
3. The full-automatic temperature-control heating energy-saving system according to claim 1, characterized in that: the one-use one-standby booster circulating pump set (6) comprises two booster pump pipelines (13) which are connected in parallel.
4. The full-automatic temperature-control heating energy-saving system according to claim 3, characterized in that: and a gate valve (14) and a pressure gauge (15) are arranged on the booster pump pipeline (13).
5. The full-automatic temperature-control heating energy-saving system according to claim 1, characterized in that: and a gate valve (14), a thermometer (16) and a pressure gauge (15) are respectively arranged on a pipeline between the heating water return header pipe (4) and the water mixer (5) and a pipeline between the heating water supply header pipe (3) and the water mixer (5).
6. The full-automatic temperature-control heating energy-saving system according to claim 1, characterized in that: a thermometer (16) and a gate valve (14) are arranged on a pipeline between the one-use one-standby booster circulating pump set (6) and the heating water supply main pipe (3).
7. The full-automatic temperature-control heating energy-saving system according to claim 1, characterized in that: and gate valves (14) are respectively arranged on the heating water supply main pipe (3) and the heating water return main pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021224143.8U CN211476052U (en) | 2020-06-29 | 2020-06-29 | Full-automatic temperature control heating energy-saving system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021224143.8U CN211476052U (en) | 2020-06-29 | 2020-06-29 | Full-automatic temperature control heating energy-saving system |
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| CN211476052U true CN211476052U (en) | 2020-09-11 |
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| CN202021224143.8U Active CN211476052U (en) | 2020-06-29 | 2020-06-29 | Full-automatic temperature control heating energy-saving system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115164261A (en) * | 2022-06-16 | 2022-10-11 | 华能(大连)热电有限责任公司 | Heating device in thermal power plant and method thereof |
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2020
- 2020-06-29 CN CN202021224143.8U patent/CN211476052U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115164261A (en) * | 2022-06-16 | 2022-10-11 | 华能(大连)热电有限责任公司 | Heating device in thermal power plant and method thereof |
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