CN219828972U - Automatic water supplementing system for air source heat pump heating system - Google Patents
Automatic water supplementing system for air source heat pump heating system Download PDFInfo
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- CN219828972U CN219828972U CN202320941351.7U CN202320941351U CN219828972U CN 219828972 U CN219828972 U CN 219828972U CN 202320941351 U CN202320941351 U CN 202320941351U CN 219828972 U CN219828972 U CN 219828972U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 418
- 230000001502 supplementing effect Effects 0.000 title claims abstract description 217
- 238000010438 heat treatment Methods 0.000 title claims abstract description 21
- 239000008399 tap water Substances 0.000 claims abstract description 27
- 235000020679 tap water Nutrition 0.000 claims abstract description 27
- 238000002347 injection Methods 0.000 claims abstract description 15
- 239000007924 injection Substances 0.000 claims abstract description 15
- 230000003287 optical effect Effects 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 72
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 16
- 230000008901 benefit Effects 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model provides an automatic water supplementing system for an air source heat pump heating system, which comprises a water supplementing tank, a water injection pipeline, a water supplementing pipeline, an intelligent digital/optical column display controller and an electric cabinet, wherein the water injection pipeline is used for realizing the butt joint of the water supplementing tank and a tap water source, the water supplementing pipeline comprises a water supplementing main pipe, a high-area water supplementing pipeline and a low-area water supplementing pipeline, the high-area water supplementing pipeline and the water supplementing main pipe form a serial pipeline for supplementing water to a high-area user water return pipeline of the water supplementing tank, and the low-area water supplementing pipeline and the water supplementing main pipe form a serial pipeline for supplementing water to a low-area user water return pipeline of the water supplementing tank; the water injection pipeline comprises a first electric control switch valve, the high-area water supplementing pipeline comprises a high-area water supplementing pump, and the low-area water supplementing pipeline comprises a low-area water supplementing pump. The utility model has more various functions, more convenient operation, higher safety and stronger practicability.
Description
Technical Field
The utility model relates to the technical field of clean heat supply, in particular to automatic water supplementing for an air source heat pump heating system.
Background
At present, the energy is intense and the environmental pollution is serious. The new energy clean heat supply technology has obvious energy saving and emission reduction and economic benefit in the project fields of coal electricity conversion, central heat supply and the like. The air source heat pump is combined with cold and hot supply, so that the advantages of no need of special person on duty, full-automatic operation, low maintenance cost, convenient management and the like are greatly favored by the heating industry.
But also has certain disadvantages, and the air source heat pump unit is arranged outside the open air. If the floor space of the district or mall is insufficient, the heat pump unit is installed on the roof. This results in a situation where the heat pump unit is controlled separately from the water replenishing system. To reduce the investment of remote monitoring, water replenishment systems are typically controlled in situ. In-situ control water replenishing system, under unattended condition, once tap water supply is reduced or water is lost in a large amount through a water return pipeline, the water replenishing tank is continuously low in liquid level, and the water replenishing pump idles. The water supplementing pump continuously heats up, and then burns out the water pump.
Disclosure of Invention
The utility model aims to provide automatic water replenishing for an air source heat pump heating system, which adopts a mode of combining an intelligent digital display control instrument and an electric contact pressure gauge to serially connect various water replenishing tank liquid level signals into a control loop of a water pump, so that the problem of idle running and frequent start and stop of the water pump caused by insufficient water supply is solved.
The technical scheme adopted for solving the technical problems is as follows: the automatic water supplementing system for the air source heat pump heating system comprises a water supplementing tank, a water injection pipeline, a water supplementing pipeline, an intelligent digital/optical column display controller and an electric cabinet, wherein the water injection pipeline is used for realizing the butt joint of the water supplementing tank and a tap water source, the water supplementing pipeline comprises a water supplementing main pipe, a high-area water supplementing pipeline and a low-area water supplementing pipeline, the high-area water supplementing pipeline and the water supplementing main pipe form a serial pipeline for supplementing water from the water supplementing tank to a high-area user water return pipeline, and the low-area water supplementing pipeline and the water supplementing main pipe form a serial pipeline for supplementing water from the water supplementing tank to the low-area user water return pipeline; the water injection pipeline comprises a first electric control switch valve, the high-area water supplementing pipeline comprises a high-area water supplementing pump, the low-area water supplementing pipeline comprises a low-area water supplementing pump, the electric control box and the intelligent digital/light column display controller are electrically connected with the first electric control switch valve, the high-area water supplementing pump and the low-area water supplementing pump, and the electric control box is electrically connected with the intelligent digital/light column display controller.
Preferably, the water injection pipeline further comprises a tap water pipeline, a first manual switch valve and a softened water treatment device, the liquid outlet end of the tap water pipeline is communicated with the inside of the water supplementing tank, and the first manual switch valve, the softened water treatment device and the first electric control switch valve are sequentially connected in series on the tap water pipeline along the water flow direction in the tap water pipeline.
Further, a second manual switch valve connected with the first electric control switch valve in parallel is arranged on the tap water pipeline.
Further, a third manual switch valve is arranged on the water supplementing main pipe, the high-area water supplementing pipeline further comprises a high-area water supplementing pipe, the water outlet end of the high-area water supplementing pipe is communicated with the water supplementing phase of the high-area user water return pipeline, the low-area water supplementing pipeline further comprises a low-area water supplementing pipe, the water outlet end of the low-area water supplementing pipe is communicated with the water returning pipeline of the low-area user water return pipeline, the inlet end of the water supplementing main pipe is communicated with the water supplementing tank, the water inlet ends of the high-area water supplementing pipe and the low-area water supplementing pipe are connected with the water outlet end of the water supplementing main pipe in a parallel mode, the high-area water supplementing pump is connected with the high-area water supplementing pipe in series, a fourth manual switch valve and a fifth manual switch valve are respectively arranged at the upstream and downstream of the high-area water supplementing pump, a first check valve is arranged at the low-area water supplementing pipe in series, a seventh manual switch valve is respectively arranged at the upstream and downstream of the low-area water supplementing pipe, and a seventh manual switch valve is arranged at the upstream and downstream of the low-area water supplementing pump.
Further, a first pressure sensor positioned between the first manual switch valve and the softened water treatment device is arranged on the tap water pipeline; a liquid level sensor is arranged in the water supplementing tank; the intelligent digital/optical column display control device is characterized in that a first electric contact pressure gauge is arranged on the high-area user return water pipeline, a second electric contact pressure gauge is arranged on the low-area user return water pipeline, and the first pressure sensor, the liquid level sensor, the first electric contact pressure gauge and the second electric contact pressure gauge are electrically connected with the intelligent digital/optical column display control device.
Further, an overflow pipe is arranged on the water supplementing tank, a drain pipe communicated with the overflow pipe is arranged at the bottom of the water supplementing tank, and an eighth manual switch valve is connected in series on the drain pipe.
Further, a first branch pipe is arranged between the overflow pipe and the high-area water supplementing pipe, the joint of the water inlet end of the first branch pipe and the high-area water supplementing pipe is positioned between the fourth manual switching valve and the high-area water supplementing pump, a second branch pipe is arranged between the overflow pipe and the low-area water supplementing pipe, the joint of the water inlet end of the second branch pipe and the low-area water supplementing pipe is positioned between the sixth manual switching valve and the low-area water supplementing pump, and a ninth manual switching valve and a tenth manual switching valve are respectively connected in series on the first branch pipe and the second branch pipe.
The beneficial effects of the utility model are as follows: the utility model has simple structure and convenient processing and manufacturing; compared with the traditional water supplementing system, the system has more various functions, is more convenient to operate, and has higher safety and higher practicability; the low limit value of the electric contact pressure gauge is used as a water supplementing pump starting signal, the high limit value is used as a water supplementing pump stopping signal, and then automatic water supplementing control can be realized, so that the pressure of a water supply system of a user is kept balanced for a long time; the ultra-low liquid level alarm value in the intelligent digital/light column display controller is used as a protection signal of the water pump, so that a control loop can be effectively cut off, and the water pump is prevented from being burnt out due to time idling and heating; the ultra-low liquid level return difference value of the intelligent digital/light column display controller is used as a restarting signal of the water pump, so that the repeated starting and stopping of the water pump are avoided, and the water pump is further effectively protected.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some preferred embodiments of the utility model and that other drawings can be obtained from these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a flow chart of manual operation mode control logic of the present utility model;
FIG. 3 is a flow chart of the automatic run mode control logic of the present utility model;
in the figure: 1 first manual switch valve, 2 first pressure sensor, 3 softened water treatment device, 4 first electric control switch valve, 5 second manual switch valve, 6 eighth manual switch valve, 7 liquid level sensor, 8 water supplementing tank, 9 third manual switch valve, 10 fourth manual switch valve, 11 ninth manual switch valve, 12 sixth manual switch valve, 13 tenth manual switch valve, 14 high area water supplementing pump, 15 low area water supplementing pump, and 16 fifth manual switch valve, 17 seventh manual switch valve, 18 first electric contact pressure gauge, 19 second electric contact pressure gauge, 20 high-area user return line, 21 low-area user return line, 22 first check valve, 23 second check valve, 101 water supplementing main, 102 tap water pipe, 103 high-area water supplementing pipe, 104 low-area water supplementing pipe, 105 overflow pipe, 106 first branch pipe, 107 second branch pipe, and blow-down pipe 108.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to specific embodiments and fig. 1 to 3, and it is obvious that the described embodiments are only some of the preferred embodiments of the present utility model, but not all embodiments. Similar modifications can be made by those skilled in the art without departing from the spirit of the utility model, and therefore the utility model is not to be limited by the specific embodiments disclosed below.
In the technical field of the existing heating pipeline design, because the height of the existing residential building is higher and higher, the pressure required by heating water of a high-rise building user is far higher than that required by heating water of a low-rise user, so that the pipeline cost is reduced, meanwhile, effective heating of the high-rise user and the low-rise user is ensured, the whole high-rise residential building is generally divided into a high-pressure area and a low-pressure area, and the high-pressure area and the low-pressure area adopt different heating pressures for heating. The high-area water supplementing pipe is a pipeline for supplying water to users in a high-pressure area, and the low-area water supplementing pipe is a pipeline for supplying water to users in a low-pressure area.
The utility model provides an automatic water supplementing system (shown in figure 1) for an air source heat pump heating system, which comprises a water supplementing tank 8, a water injection pipeline, a water supplementing pipeline, an intelligent digital/light column display controller and an electric cabinet, wherein the water injection pipeline is used for realizing the butt joint of the water supplementing tank 8 and a tap water source, and in the specific embodiment, the specific implementation mode of the water injection pipeline is as follows: the water injection pipeline further comprises a tap water pipeline 102, a first manual switch valve 1, a softened water treatment device 3 and a first electric control switch valve 4, tap water with certain pressure is always arranged in the tap water pipeline 102 under normal conditions, the softened water treatment device 3 is a mature technical product in the market in the field, so the structure and the working principle of the softened water treatment device 3 are not described in detail, the liquid outlet end of the tap water pipeline 102 is communicated with the inside of the water supplementing tank 8, the first manual switch valve 1, the softened water treatment device 3 and the first electric control switch valve 4 are sequentially connected on the tap water pipeline 102 in series along the water flow direction in the tap water pipeline 102, automatic water supplementing control in the water supplementing tank 8 can be realized by utilizing automatic starting and stopping of the first electric control switch valve 4, and further, when the first electric control switch valve 4 is in a problem, a second manual switch valve 5 which is connected with the first electric control switch valve 4 in parallel is arranged on the tap water pipeline 102, and the first manual switch valve 5 can not be operated by opening when the first electric control switch valve 4 is in a problem; the water supplementing pipeline comprises a water supplementing main pipe 101, a high-area water supplementing pipeline and a low-area water supplementing pipeline, the high-area water supplementing pipeline and the water supplementing main pipe 101 form a serial pipeline for supplementing water to the water returning pipeline of the high-area user by the water supplementing tank 8, and the low-area water supplementing pipeline and the water supplementing main pipe 101 form a serial pipeline for supplementing water to the water returning pipeline of the low-area user by the water supplementing tank 8; the high-area water supplementing pipeline comprises a high-area water supplementing pump 14, the low-area water supplementing pipeline comprises a low-area water supplementing pump 15, the electric control box and the intelligent digital/light beam display controller are electrically connected with the first electric control switch valve 4, the high-area water supplementing pump 14 and the low-area water supplementing pump 15, the electric control box is electrically connected with the intelligent digital/light beam display controller, and the intelligent digital/light beam display controller is a mature technical product in the field, so that the structure and the working principle of the intelligent digital/light beam display controller are not described in detail.
Based on the embodiment, the specific implementation manner of the high-area water supplementing pipeline is as follows: the water supplementing main pipe 101 is provided with a third manual switch valve 9, the water supplementing pipe in the high area further comprises a water supplementing pipe 103 in the high area, the water outlet end of the water supplementing pipe 103 in the high area is communicated with the water supplementing phase of the water supplementing pipe 20 in the high area, the water supplementing pipe in the low area further comprises a water supplementing pipe 104 in the low area, the water outlet end of the water supplementing pipe 104 in the low area is communicated with the water supplementing pipe 21 in the low area, the water inlet end of the water supplementing main pipe 101 is communicated with the water supplementing tank 8 in the water supplementing pipe 8 in the high area, the water inlet ends of the water supplementing pipe 103 in the high area and the water supplementing pipe 104 are connected with the water outlet end of the water supplementing main pipe 101 in a parallel mode, the water supplementing pump 14 in the high area is connected with the water supplementing pipe 103 in series, a fourth manual switch valve 10 and a fifth manual switch valve 16 are respectively arranged at the upstream and downstream of the water supplementing pipe 14, a first check valve 22 is arranged at the downstream of the fifth manual switch valve 16, the water supplementing pipe 15 in the low area is connected with a seventh manual switch valve 17 in the low area, a seventh manual switch valve 15 is connected with the water supplementing pipe 17 in series, a seventh manual switch valve 17 is arranged at the downstream of the water supplementing pipe 17 in the high area, the water supplementing pipe 17 is connected with the water supplementing pipe 17 in the water supplementing pipe is connected with the water supplementing pipe 17 in the water, and the water supplementing pipe is connected with the water supplementing pipe 17 in the water supplementing pipe is connected with the water, and is connected with the water supplementing pipe is connected with the water by a fifth manual switch valve 17, the water valve is connected to the water, and is connected to the water valve is connected to the water by the water valve is respectively.
In order to facilitate the collection and display of relevant parameters in the tap water pipe 102, the water supplementing tank 8, the high-area user water return pipeline 20 and the low-area user water return pipeline 21 so as to realize safe and effective water supplementing and monitoring, a first pressure sensor 2 is arranged on the tap water pipe 102 and is positioned between the first manual switch valve 1 and the softened water treatment device 3; a liquid level sensor 7 is arranged in the water supplementing tank 8; the high-area user water return pipeline 20 is provided with a first electric contact pressure gauge 18, the low-area user water return pipeline 21 is provided with a second electric contact pressure gauge 19, the first pressure sensor 2, the liquid level sensor 7, the first electric contact pressure gauge 18 and the second electric contact pressure gauge 19 are electrically connected with the intelligent digital/light beam display controller, and the intelligent digital/light beam display controller can display the related parameter values collected by the first pressure sensor 2, the liquid level sensor 7, the first electric contact pressure gauge 18 and the second electric contact pressure gauge 19.
When the water in the water supplementing tank 8 is supplemented, in order to improve the water supplementing safety, an overflow pipe 105 is arranged on the water supplementing tank 8, meanwhile, in order to conveniently realize the discharge of sediment at the bottom of the water supplementing tank 8, a drain pipe 108 communicated with the overflow pipe 105 is arranged at the bottom of the water supplementing tank 8, an eighth manual switch valve 6 is connected in series with the drain pipe 108, and when the eighth manual switch valve 6 is opened, the sediment at the bottom of the water supplementing tank 8 is discharged from the drain pipe 108, so that the bottom of the water supplementing tank 8 is cleaned; further, in order to facilitate the drainage of the high-area water supplementing pipe 103 and the low-area water supplementing pipe 104 under specific conditions (such as maintenance of the water supplementing pump or no heating in winter), a first branch pipe 106 is disposed between the overflow pipe 105 and the high-area water supplementing pipe 103, a connection portion between the water inlet end of the first branch pipe 106 and the high-area water supplementing pipe 103 is located between the fourth manual switching valve 10 and the high-area water supplementing pump 14, a second branch pipe 107 is disposed between the overflow pipe 105 and the low-area water supplementing pipe 104, a connection portion between the water inlet end of the second branch pipe 107 and the low-area water supplementing pipe 104 is located between the sixth manual switching valve 12 and the low-area water supplementing pump 15, and a ninth manual switching valve 11 and a tenth manual switching valve 13 are respectively connected in series to the first branch pipe 106 and the second branch pipe 107, and the ninth manual switching valve 11 and the tenth manual switching valve 13 are both in a closed state in the normal water supplementing process.
In practical application, a control button for manually controlling the on-off of the first electric switch valve 4, the start and stop of the high-area water supplementing pump 14 and the start and stop of the low-area water supplementing pump 15 is arranged in the electric cabinet. The utility model has a manual operation mode and an automatic operation mode through the control buttons and the signal processing capability of the intelligent digital/optical column display controller.
The control logic for the manual operation mode of the utility model is as follows: when the manual water replenishing tank 8 is replenished, firstly, the starting button of the first electric switch valve 4 is clicked, then the water replenishing tank 8 is replenished, the intelligent digital/light column display controller displays the water level of the water tank in the water replenishing process, when the water level of the water tank is considered to be larger than a liquid level expected value (the value is determined by the staff according to experience), the stopping button of the first electric switch valve 4 is clicked, the water replenishing tank is completed, when the water level of the water tank is smaller than or equal to the liquid level expected value, the water replenishing flow is continued until the water level of the water tank is larger than the liquid level expected value, and the water replenishing is stopped. When the manual low-area user water supplementing is carried out, firstly, an ultralow liquid level alarm value is set in an intelligent digital/optical column display controller, then, a low-area water supplementing pump 15 is started manually, during the operation process of the water supplementing pump 15, the intelligent digital/optical column display controller carries out comparison of the liquid level of a water supplementing tank and the ultralow liquid level alarm value in real time, when the liquid level of the water supplementing tank is more than or equal to the ultralow liquid level alarm value, water supplementing is continued, during the water supplementing process, the intelligent digital/optical column display controller carries out comparison of the actual pressure of low-area backwater and a pressure expected value (the value is determined by staff according to experience), when the actual pressure of the low-area backwater is more than or equal to the pressure expected value, the water supplementing process after the water supplementing pump is started is repeated when the actual pressure of the low-area backwater is less than the pressure expected value; when the liquid level of the water replenishing tank is compared with the ultralow liquid level alarm value, the intelligent digital/light column display controller automatically stops the operation of the low-area water replenishing pump when the liquid level of the water replenishing tank is smaller than the ultralow liquid level alarm value, so that the protection of the low-area water replenishing pump is realized; when the manual high-area user water supplementing is carried out, firstly, an ultralow liquid level alarm value is set in an intelligent digital/optical column display controller, then, a high-area water supplementing pump 14 is started manually, during the operation process of the water supplementing pump 14, the intelligent digital/optical column display controller compares the liquid level of a water supplementing tank with the ultralow liquid level alarm value in real time, when the liquid level of the water supplementing tank is more than or equal to the ultralow liquid level alarm value, water supplementing is continued, during the water supplementing process, the intelligent digital/optical column display controller compares the actual pressure of high-area water returning with a pressure expected value (which is determined by staff according to experience) in real time, when the actual pressure of the high-area water returning is more than or equal to the pressure expected value, the water supplementing process after the water supplementing pump is started is repeated when the actual pressure of the high-area water returning is less than the pressure expected value; when the liquid level of the water replenishing tank is compared with the ultralow liquid level alarm value, the intelligent digital/light column display controller automatically stops the operation of the high-area water replenishing pump when the liquid level of the water replenishing tank is smaller than the ultralow liquid level alarm value, and then the protection of the high-area water replenishing pump is realized.
The control logic for the automatic operation mode of the utility model is as follows: before automatic operation, a low liquid level alarm value needs to be set in an intelligent digital/light column display controller; a high liquid level alarm value; an ultralow liquid level alarm value; an ultra-low level return difference value; the second electric contact pressure gauge has a high limit value and a low limit value; the high limit value and the low limit value of the first electric contact pressure gauge correspond to the corresponding values. After the parameters are set, in the automatic water replenishing process of the running water replenishing tank 8, the intelligent digital/light column display controller compares the actual water level of the water tank with the low liquid level alarm value in real time, when the actual water level of the water tank is greater than or equal to the low liquid level alarm value, the water replenishing tank 8 is not replenished, when the actual water level of the water tank is smaller than the low liquid level alarm value, the first electric switch valve 4 is started to realize water replenishing of the water replenishing tank 8, in the water replenishing process, the actual water level of the water tank is continuously compared with the low liquid level alarm value, and when the actual water level of the water tank is greater than the low liquid level alarm value, the first electric switch valve 4 is closed, and then water filling of the water replenishing tank 8 is completed; when the low-area automatic water supplementing process is carried out, the intelligent digital/light column display controller compares the actual low-area backwater pressure with the low limit of the second electric contact pressure gauge in real time, when the actual low-area backwater pressure is smaller than the low limit of the second electric contact pressure gauge, the low-area water supplementing pump 15 is started, then the low-area water supplementing pump 15 is not started, when the actual low-area backwater pressure is larger than or equal to the low limit of the second electric contact pressure gauge, in the low-area water supplementing process, the intelligent digital/light column display controller compares the liquid level of the water supplementing tank with the ultralow liquid level alarm value in real time, when the liquid level of the water supplementing tank is larger than or equal to the ultralow liquid level alarm value, water supplementing is continued until the actual low-area backwater pressure is larger than the high limit of the second electric contact pressure gauge, and the low-area water supplementing pump 15 stops running, so that the low-area water supplementing process is completed; when the actual pressure of the backwater in the low area is smaller than or equal to the high limit of the pressure gauge of the second electric contact, the water supplementing pump 15 in the low area continuously runs; when the water replenishing tank liquid level is compared with the ultralow liquid level alarm value, when the water replenishing tank liquid level is smaller than the ultralow liquid level alarm value, the operation of the low-area water replenishing pump 15 is stopped until the water replenishing tank liquid level-ultralow liquid level alarm value is larger than or equal to the ultralow liquid level alarm return difference value, the low-area water replenishing pump 15 is restarted to conduct water replenishing operation, and the low-area water replenishing pump 15 can be prevented from being frequently started by limiting the water replenishing tank liquid level-ultralow liquid level alarm value to be larger than or equal to the ultralow liquid level alarm return difference value. When the automatic water replenishing process of the high area is carried out, the intelligent digital/light column display controller carries out the comparison of the actual pressure of the high area backwater with the lower limit of the first electric contact pressure meter in real time, when the actual pressure of the high area backwater is smaller than the lower limit of the first electric contact pressure meter, the high area water replenishing pump 14 is started, then the low area water replenishing is carried out, when the actual pressure of the high area backwater is larger than or equal to the lower limit of the first electric contact pressure meter, the high area water replenishing pump 14 is not started, in the high area water replenishing process, the intelligent digital/light column display controller carries out the comparison of the liquid level of the water replenishing tank with the ultralow liquid level alarm value in real time, when the liquid level of the water replenishing tank is larger than or equal to the ultralow liquid level alarm value, the water replenishing is continued until the actual pressure of the high area backwater is larger than the upper limit of the first electric contact pressure meter, and the high area water replenishing pump 14 stops running, thus the high area water replenishing process is completed; when the actual pressure of the return water in the high area is smaller than or equal to the high limit of the pressure gauge of the first electric contact, the water supplementing pump 14 in the high area continuously runs; when the water replenishing tank liquid level is compared with the ultralow liquid level alarm value, when the water replenishing tank liquid level is smaller than the ultralow liquid level alarm value, the operation of the high-area water replenishing pump 14 is stopped until the water replenishing tank liquid level-ultralow liquid level alarm value is larger than or equal to the ultralow liquid level alarm return difference value, the high-area water replenishing pump 14 is restarted to conduct water replenishing operation, and the high-area water replenishing pump 14 can be prevented from being frequently started by limiting the water replenishing tank liquid level-ultralow liquid level alarm value to be larger than or equal to the ultralow liquid level alarm return difference value.
Other than the technical features described in the specification, all are known to those skilled in the art.
While the preferred embodiments and examples of the present utility model have been described in detail with reference to the accompanying drawings, the present utility model is not limited to the embodiments and examples, and it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit of the present utility model, and the scope of the utility model is also defined by the appended claims.
Claims (7)
1. The automatic water supplementing system for the air source heat pump heating system is characterized by comprising a water supplementing tank, a water injection pipeline, a water supplementing pipeline, an intelligent digital/optical column display controller and an electric cabinet, wherein the water injection pipeline is used for realizing the butt joint of the water supplementing tank and a tap water source, the water supplementing pipeline comprises a water supplementing main pipe, a high-area water supplementing pipeline and a low-area water supplementing pipeline, the high-area water supplementing pipeline and the water supplementing main pipe form a water supplementing pipeline for supplementing water to a high-area user water return pipeline, and the low-area water supplementing pipeline and the water supplementing main pipe form a water supplementing pipeline for supplementing water to a low-area user water return pipeline; the water injection pipeline comprises a first electric control switch valve, the high-area water supplementing pipeline comprises a high-area water supplementing pump, the low-area water supplementing pipeline comprises a low-area water supplementing pump, the electric control box and the intelligent digital/light column display controller are electrically connected with the first electric control switch valve, the high-area water supplementing pump and the low-area water supplementing pump, and the electric control box is electrically connected with the intelligent digital/light column display controller.
2. The automatic water replenishing system for the air source heat pump heating system according to claim 1, wherein the water injection pipeline further comprises a tap water pipeline, a first manual switching valve and a softened water treatment device, a liquid outlet end of the tap water pipeline is communicated with the inside of the water replenishing tank, and the first manual switching valve, the softened water treatment device and the first electric control switching valve are sequentially connected in series on the tap water pipeline along the water flow direction in the tap water pipeline.
3. An automatic water replenishing system for an air source heat pump heating system according to claim 2, wherein a second manual switch valve connected in parallel with the first electric switch valve is provided on the tap water pipe.
4. The automatic water replenishing system for the air source heat pump heating system according to claim 2, wherein a third manual switch valve is arranged on the water replenishing main pipe, the high-area water replenishing pipe further comprises a high-area water replenishing pipe, the water outlet end of the high-area water replenishing pipe is communicated with the water replenishing phase of the high-area user water return pipe, the low-area water replenishing pipe further comprises a low-area water replenishing pipe, the water outlet end of the low-area water replenishing pipe is communicated with the water replenishing tank, the water inlet ends of the high-area water replenishing pipe and the low-area water replenishing pipe are connected with the water outlet end of the water replenishing main pipe in a parallel connection mode, the high-area water replenishing pipe is connected in series with the high-area water replenishing pipe, a fourth manual switch valve and a fifth manual switch valve are respectively arranged at the upstream and downstream of the high-area water replenishing pipe, a first check valve is arranged at the downstream of the fifth manual switch valve, the low-area water pump is connected with the water replenishing valve at the upstream of the first manual switch valve and the downstream of the second manual switch valve, and a seventh manual switch valve is arranged at the downstream of the seventh manual switch valve.
5. An automatic water replenishing system for an air source heat pump heating system according to claim 4, wherein a first pressure sensor is provided on said tap water pipe between said first manual switching valve and said softened water treatment device; a liquid level sensor is arranged in the water supplementing tank; the intelligent digital/optical column display control device is characterized in that a first electric contact pressure gauge is arranged on the high-area user return water pipeline, a second electric contact pressure gauge is arranged on the low-area user return water pipeline, and the first pressure sensor, the liquid level sensor, the first electric contact pressure gauge and the second electric contact pressure gauge are electrically connected with the intelligent digital/optical column display control device.
6. An automatic water replenishing system for an air source heat pump heating system according to claim 5, wherein an overflow pipe is arranged on the water replenishing tank, a drain pipe communicated with the overflow pipe is arranged at the bottom of the water replenishing tank, and an eighth manual switch valve is connected in series with the drain pipe.
7. The automatic water replenishing system for air source heat pump heating system as recited in claim 6, wherein a first branch pipe is arranged between the overflow pipe and the high-area water replenishing pipe, a joint of a water inlet end of the first branch pipe and the high-area water replenishing pipe is arranged between the fourth manual switching valve and the high-area water replenishing pipe, a second branch pipe is arranged between the overflow pipe and the low-area water replenishing pipe, a joint of a water inlet end of the second branch pipe and the low-area water replenishing pipe is arranged between the sixth manual switching valve and the low-area water replenishing pipe, and a ninth manual switching valve and a tenth manual switching valve are respectively connected in series with the first branch pipe and the second branch pipe.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941351.7U CN219828972U (en) | 2023-04-24 | 2023-04-24 | Automatic water supplementing system for air source heat pump heating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320941351.7U CN219828972U (en) | 2023-04-24 | 2023-04-24 | Automatic water supplementing system for air source heat pump heating system |
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| CN219828972U true CN219828972U (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320941351.7U Active CN219828972U (en) | 2023-04-24 | 2023-04-24 | Automatic water supplementing system for air source heat pump heating system |
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| Country | Link |
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| CN (1) | CN219828972U (en) |
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