CN204063518U - A kind of gas heater the heat source machine be unified into - Google Patents
A kind of gas heater the heat source machine be unified into Download PDFInfo
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- CN204063518U CN204063518U CN201420510101.9U CN201420510101U CN204063518U CN 204063518 U CN204063518 U CN 204063518U CN 201420510101 U CN201420510101 U CN 201420510101U CN 204063518 U CN204063518 U CN 204063518U
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Abstract
The utility model relates to gas heater heat supply process field, be specifically related to a kind of gas heater and the heat source machine be unified into, comprise water inlet manifold, hot water converges pipe, total combustion gas inlet pipe, gas heater and system controller, described gas heater passes through water inlet manifold, hot water converges pipe, total combustion gas inlet pipe is in parallel, collection water flow sensor is all provided with in described every platform water heater, inflow temperature detector and leaving water temperature detector, and be connected with system controller with the signal adapter be arranged on communication bus by communication bus, the cold water pipe of described water heater is provided with entering water electromagnetic valve, described entering water electromagnetic valve is connected with system controller by water inlet switch control line, send the data of every platform water heater to system controller, calculate the water heater quantity needing work, system architecture is simple, easy for installation, water temperature is constant, without the need to configuring constant temperature water tank, security is high.
Description
Technical field
The utility model relates to a kind of heat source machine, particularly a kind of gas heater the heat source machine be unified into.
Background technology
At present, have the place much needing to supply large discharge hot water, such as constant temperature swimming pool, hotel, hotel etc., need the constant-temperature hot water of very large discharge at short notice, and the restriction of existing separate unit gas heater affected by hot loading, the demand of large discharge constant-temperature hot water cannot be met; Although large-sized boiler can provide large discharge hot water, water temperature is non-constant, and needs water tank, and insulating process has thermal loss, and steam generator system is bulky, takes up room, and needs special messenger to keep an eye on, use cost is high, also need to make regular check on.The existing water heater unit in parallel of prior art, all need to configure constant temperature water tank, the constant of water temperature is controlled by corresponding supporting water circulating pump, temp probe, stop valve, moisturizing magnetic valve etc., realize constant temperature thermal source, also need to be equipped with corresponding water booster pump and circulation line, complex structure, input cost is high, and also not little to the maintenance cost of constant temperature water tank and corresponding instrument.
Utility model content
The purpose of this utility model is: for prior art Problems existing, provides a kind of and supplies without the need to constant temperature water tank, security of system, hot water the heat source machine that gas heater fast forms.
To achieve these goals, the technical solution adopted in the utility model is:
Gas heater the heat source machine be unified into, comprise water inlet manifold, hot water converge pipe, total combustion gas inlet pipe, multiple gas heater and system controller, and described multiple gas heater converges pipe by water inlet manifold, hot water, total combustion gas inlet pipe is in parallel; All be provided with in described every platform gas heater and gather water flow sensor, inflow temperature detector and leaving water temperature detector, and be connected with system controller with the signal adapter be arranged on communication bus by communication bus, the cold water pipe of described gas heater is provided with entering water electromagnetic valve, and described entering water electromagnetic valve is connected with system controller by water inlet switch control line.Pipe on every platform water heater is named as cold water pipe, hot-water line and Gas Pipe, and the pipe of parallel connection outside is named as water inlet manifold, hot water converges pipe and total combustion gas inlet pipe.
As preferred version of the present utility model, the quantity maximum heating load as required of described gas heater is determined, the quantity of described gas water heater working increases according to the needs of hot water amount or reduces; The quantity of gas water heater working is according to the size of terminal actual used water amount and enter coolant-temperature gage, leaving water temperature calculates, and the opening and closing being controlled entering water electromagnetic valve by system controller opens and closes gas heater.
As preferred version of the present utility model, described in the signal adapter be arranged on communication bus be 485 converters.
As preferred version of the present utility model, the cold water pipe of described every platform gas heater, hot-water line and Gas Pipe are also provided with manual switch valve; When gas heater maintenance or break down is changed, close manual switch valve, cut off combustion gas and water, ensure safety.
Gas heater of the present utility model the control procedure of the heat source machine be unified into are: the quantity of the maximum heating load determination gas heater first needed according to user, confirm the minimum and maximum heat production outlet capacity of every platform gas heater, according to the minimum and maximum heat production outlet capacity of every platform gas heater, the entering water electromagnetic valve first opening 1 or multiple stage gas heater by system controller enters holding state; Then according to actual used water needs: when water consumption is less than the minimum heat production outlet capacity of separate unit water heater, water heater can not heat; When water consumption is between the minimum and maximum heat production outlet capacity of separate unit water heater, 1 standby water heater heating cold water to assigned temperature, and closes all the other standby water feeding of heater magnetic valves; When water consumption is greater than the maximum heat production outlet capacity of separate unit water heater, system controller controls the holding state water heater heating of respective numbers or closes its magnetic valve, hot water amount still not time, then control the water feeding of heater magnetic valve opening respective numbers, every platform water heater heating cold water is to assigned temperature.
System controller collects the state of every platform water heater in real time, and when finding that certain water heater occurs abnormal, system controller closes the entering water electromagnetic valve of this water heater, makes it not affect the operation of whole system.System controller collects the accumulated time data of every platform water heater working in real time by communication bus and the signal adapter be arranged on communication bus, preferentially performs stand-by operation or preferentially participate in heating work according to the water heater that the data placement working time is relatively few.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1. by by the discharge size of every platform water heater, enter water and leaving water temperature sends system controller to, system controller is according to the size of terminal actual used water amount and enter coolant-temperature gage, leaving water temperature calculates the water heater quantity needing work, by controlling the keying of entering water electromagnetic valve, reach the object controlling gas water heater working and closedown; System architecture is simple, water temperature is constant, without the need to configuring constant temperature water tank;
2. the water heater that breaks down of system controller energy automatic shield, and display reminding information on a display screen, do not affect the operation of whole system; During maintenance, do not need to close whole system, only need close cold water pipe, hot-water line and the Gas Pipe being arranged on every platform gas heater manual switch valve, maintenance or more hot water exchanger, guarantee safety;
3. system controller collects the accumulated time data of every platform water heater working in real time by communication bus and the signal adapter be arranged on communication bus, preferentially performs stand-by operation or preferentially participate in heating work according to the water heater that the data placement working time is relatively few; Ensure that the working time of all water heaters is substantially identical, there will not be certain water heater due to the working time longer and phenomenon of premature deterioration.
Accompanying drawing explanation
Fig. 1 is the utility model gas heater and is unified into the structural representation of heat source machine.
Fig. 2 is the control procedure block diagram of heat source machine of the present utility model.
Mark in figure: 1-system controller, 2-gas heater, 3-entering water electromagnetic valve, 4-communication bus, 5-water inlet switch control line, 6-water inlet manifold, 7-hot water converges pipe, the total combustion gas inlet pipe of 8-.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
embodiment 1
As shown in Figure 1, a kind of gas heater the heat source machine be unified into, comprise water inlet manifold 6, hot water convergence pipe 7, total combustion gas inlet pipe 8, multiple gas heater 2 and system controller 1, described multiple gas heater 2 converges pipe 7, total combustion gas inlet pipe 8 parallel connection by water inlet manifold 6, hot water; All be provided with in described every platform water heater and gather water flow sensor, inflow temperature detector and leaving water temperature detector, and be connected with system controller 1 with the signal adapter be arranged on communication bus 4 by communication bus 4, the cold water pipe of described gas heater 2 is provided with entering water electromagnetic valve 3, and described entering water electromagnetic valve 3 is connected with system controller 1 by water inlet switch control line 5.
As shown in Figure 1, the quantity maximum heating load as required of described gas heater 2 is determined, the quantity that described gas heater 2 works increases according to the needs of hot water amount or reduces; The quantity that gas heater 2 works is according to the size of terminal actual used water amount and enter coolant-temperature gage, leaving water temperature calculates, and the opening and closing being controlled entering water electromagnetic valve 3 by system controller 1 opens and closes gas heater 2.
As shown in Figure 1, the signal adapter be arranged on described on communication bus 4 is 485 converters.
As shown in Figure 1, the cold water pipe of described every platform gas heater 2, hot-water line and Gas Pipe are also provided with manual switch valve; Gas heater 2 overhauls or breaks down when changing, and closes manual switch valve, cuts off combustion gas and water, ensure safety.
In the present embodiment, adopt 4 forward's board JSQ36-F7 type intelligent constant-temperature forced exhaust formula gas instantaneous water heater composition heat source machines, the maximum heat production outlet capacity of this water heater separate unit is 18kg/min (during temperature rise 25 DEG C), and minimum heat production outlet capacity is 2kg/min (during temperature rise 25 DEG C).Therefore the maximum heat production outlet capacity of this thermal source unit is 4x18=72kg/min (during temperature rise 25 DEG C).
Gas heater of the present utility model the control procedure of the heat source machine be unified into are:
First according to user's needs, by system controller, the hot water water temperature arranging needs is 45 DEG C.The running water water temperature of user is 20 DEG C, and therefore, the flow of inlet water size of every platform gas heater is just identical with in the magnitude numerical value of this water heater heat production outlet capacity.According to the situation of custom system, the entering water electromagnetic valve that system controller first controls 1 water heater is opened, this water heater is allowed to be in holding state, allow the water flow sensor of this water heater inside respond to user use regimen condition, the entering water electromagnetic valve controlling other 3 water heaters is closed, and does not temporarily participate in any work.
1. when user does not use water, the discharge flowing through the water heater being in holding state is 0kg/min, and the water heater that system controller controls to be in holding state does not carry out heating work;
2. when user's water consumption is between 0-2 kg/min, owing to not reaching the minimum heat production outlet capacity of separate unit water heater, so the water heater that system controller still controls to be in holding state does not carry out heating work;
3., when user's water consumption is between 2-18 kg/min, 1 water heater that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus starts to carry out heating work, 45 DEG C that cool water heating is arranged to user;
4. when user's water consumption is between 18-36 kg/min, 1 water heater that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus starts to carry out heating work, and open the entering water electromagnetic valve of other 1 water heater, it is made jointly to participate in heating work, 45 DEG C that cool water heating is arranged to user;
5. when user's water consumption is between 36-54 kg/min, 1 water heater that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus starts to carry out heating work, and open the entering water electromagnetic valve of other 2 water heaters, it is made jointly to participate in heating work, 45 DEG C that cool water heating is arranged to user;
6. when user's water consumption is between 54-72 kg/min, 1 water heater that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus starts to carry out heating work, and open the entering water electromagnetic valve of other 3 water heaters, it is made jointly to participate in heating work, 45 DEG C that cool water heating is arranged to user;
7. system controller collects the state of every platform water heater in real time by communication bus and the signal adapter be arranged on communication bus, if it is abnormal to find that certain water heater occurs, so system controller can close the entering water electromagnetic valve of this water heater in time, makes it not affect the operation of whole system;
8. system controller collects the accumulated time data of every platform water heater working in real time by communication bus and the signal adapter be arranged on communication bus, preferentially perform stand-by operation according to the water heater that the data placement working time is relatively few or preferentially participate in heating work, ensure that the working time of all water heaters is substantially identical, there will not be certain water heater due to the working time longer and phenomenon of premature deterioration.
embodiment 2
In the present embodiment, adopt 4 forward's board JSQ36-F7 type intelligent constant-temperature forced exhaust formula gas instantaneous water heater composition heat source machines, the maximum heat production outlet capacity of this water heater separate unit is 18kg/min (during temperature rise 25 DEG C), and minimum heat production outlet capacity is 2kg/min (during temperature rise 25 DEG C).Therefore the maximum heat production outlet capacity of this thermal source unit is 4x18=72kg/min (during temperature rise 25 DEG C).
Gas heater in the present embodiment the control procedure of the heat source machine be unified into are:
First according to user's needs, by system controller, the hot water water temperature arranging needs is 45 DEG C.The running water water temperature of user is 20 DEG C, and therefore, the flow of inlet water size of every platform gas heater is just identical with in the magnitude numerical value of this water heater heat production outlet capacity.According to the situation of custom system, the entering water electromagnetic valve that system controller first controls 2 water heaters is opened, this water heater is allowed to be in holding state, allow the water flow sensor of this water heater inside respond to user use regimen condition, the entering water electromagnetic valve controlling other 2 water heaters is closed, and does not temporarily participate in any work.
1, when user does not use water, the discharge flowing through the water heater being in holding state is 0kg/min, and 2 water heaters that system controller controls to be in holding state do not carry out heating work;
2, when user's water consumption is between 0-2 kg/min, owing to not reaching the minimum heat production outlet capacity of separate unit water heater, so 2 water heaters that system controller still controls to be in holding state do not carry out heating work;
3, when user's water consumption is between 2-18 kg/min, 1 water heater that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus starts to carry out heating work, close another 1 entering water electromagnetic valve being in the water heater of holding state, 45 DEG C that cool water heating is arranged to user;
4, when user's water consumption is between 18-36 kg/min, 2 water heaters that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus start to carry out heating work, 45 DEG C that cool water heating is arranged to user;
5, when user's water consumption is between 36-54 kg/min, 2 water heaters that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus start to carry out heating work, and open the entering water electromagnetic valve of other 1 water heater, it is made jointly to participate in heating work, 45 DEG C that cool water heating is arranged to user;
6, when user's water consumption is between 54-72 kg/min, 2 water heaters that system controller controls to be in holding state by communication bus and the signal adapter be arranged on communication bus start to carry out heating work, and open the entering water electromagnetic valve of other 2 water heaters, it is made jointly to participate in heating work, 45 DEG C that cool water heating is arranged to user;
7, system controller collects the state of every platform water heater in real time by communication bus and the signal adapter be arranged on communication bus, if it is abnormal to find that certain water heater occurs, so system controller can close the entering water electromagnetic valve of this water heater in time, makes it not affect the operation of whole system;
8, system controller collects the accumulated time data of every platform water heater working in real time by communication bus and the signal adapter be arranged on communication bus, preferentially perform stand-by operation according to the water heater that the data placement working time is relatively few or preferentially participate in heating work, ensure that the working time of all water heaters is substantially identical, there will not be certain water heater due to the working time longer and phenomenon of premature deterioration.
embodiment 3
In the present embodiment, adopt 4 forward's board JSQ36-F7 type intelligent constant-temperature forced exhaust formula gas instantaneous water heater composition heat source machines, the maximum heat production outlet capacity of this water heater separate unit is 18kg/min (during temperature rise 25 DEG C), and minimum heat production outlet capacity is 2kg/min (during temperature rise 25 DEG C).Therefore the maximum heat production outlet capacity of this thermal source unit is 4x18=72kg/min (during temperature rise 25 DEG C).
Gas heater in the present embodiment the control procedure of the heat source machine be unified into are:
First according to user's needs, by system controller, the hot water water temperature arranging needs is 45 DEG C.The running water water temperature of user is 20 DEG C, and therefore, the flow of inlet water size of every platform water heater is just identical with in the magnitude numerical value of this water heater heat production outlet capacity.According to the situation of custom system, the entering water electromagnetic valve that system controller first controls 3 water heaters is opened, this water heater is allowed to be in holding state, allow the water flow sensor of this water heater inside respond to user use regimen condition, the entering water electromagnetic valve controlling other 1 water heater is closed, and does not temporarily participate in any work.
After starting working, need hot water amount's size according to user, when user's water consumption is 0kg/min, owing to not reaching the minimum heat production outlet capacity of separate unit water heater, water heater does not work; When user's water consumption is between 2-18 kg/min, system controller controls 1 water heater heating being in holding state, closes other 2 water heaters being in holding state; When user's water consumption is between 18-36 kg/min, system controller controls 2 water heaters heating being in holding state, closes other 1 water heater being in holding state; When user's water consumption is between 36-54 kg/min, system controller directly controls the water heater heating that 3 are in holding state; When user's water consumption is between 54-72 kg/min, system controller controls the water heater heating that 3 are in holding state, and the entering water electromagnetic valve opening other 1 water heater heats.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a gas heater the heat source machine be unified into, comprise water inlet manifold, hot water converges pipe, total combustion gas inlet pipe, gas heater and system controller, described gas heater passes through water inlet manifold, hot water converges pipe, total combustion gas inlet pipe is in parallel, it is characterized in that, collection water flow sensor is all provided with in described every platform gas heater, inflow temperature detector and leaving water temperature detector, and be connected with system controller with the signal adapter be arranged on communication bus by communication bus, the cold water pipe of described gas heater is provided with entering water electromagnetic valve, described entering water electromagnetic valve is connected with system controller by water inlet switch control line.
2. gas heater according to claim 1 the heat source machine be unified into, it is characterized in that, the quantity maximum heating load as required of described gas heater is determined, the quantity of described gas water heater working increases according to the needs of hot water amount or reduces.
3. gas heater according to claim 1 the heat source machine be unified into, is characterized in that, described in the signal adapter be arranged on communication bus be 485 converters.
4. the gas heater according to claim 1 or 3 heat source machine be unified into, is characterized in that, the cold water pipe of described every platform gas heater, hot-water line and Gas Pipe are also provided with manual switch valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420510101.9U CN204063518U (en) | 2014-09-05 | 2014-09-05 | A kind of gas heater the heat source machine be unified into |
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| CN201420510101.9U CN204063518U (en) | 2014-09-05 | 2014-09-05 | A kind of gas heater the heat source machine be unified into |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197502A (en) * | 2014-09-05 | 2014-12-10 | 成都前锋电子有限责任公司 | Heat source machine formed by connecting gas water heaters in parallel and control method |
| CN110513863A (en) * | 2019-08-20 | 2019-11-29 | 华帝股份有限公司 | Gas water heater capable of being connected in series, series system, pressurization method and preheating method |
| CN113865102A (en) * | 2020-06-30 | 2021-12-31 | 芜湖美的厨卫电器制造有限公司 | Gas water supply system and control method thereof |
-
2014
- 2014-09-05 CN CN201420510101.9U patent/CN204063518U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197502A (en) * | 2014-09-05 | 2014-12-10 | 成都前锋电子有限责任公司 | Heat source machine formed by connecting gas water heaters in parallel and control method |
| CN110513863A (en) * | 2019-08-20 | 2019-11-29 | 华帝股份有限公司 | Gas water heater capable of being connected in series, series system, pressurization method and preheating method |
| CN113865102A (en) * | 2020-06-30 | 2021-12-31 | 芜湖美的厨卫电器制造有限公司 | Gas water supply system and control method thereof |
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