CN216244985U - Softening and water supplementing device for ground source heat pump - Google Patents

Softening and water supplementing device for ground source heat pump Download PDF

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Publication number
CN216244985U
CN216244985U CN202122827440.2U CN202122827440U CN216244985U CN 216244985 U CN216244985 U CN 216244985U CN 202122827440 U CN202122827440 U CN 202122827440U CN 216244985 U CN216244985 U CN 216244985U
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water
water replenishing
tank
softening
communicated
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CN202122827440.2U
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Chinese (zh)
Inventor
胡雄飞
周月建
吴敬华
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Baoding Shanhua Refrigeration Equipment Co ltd
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Baoding Shanhua Refrigeration Equipment Co ltd
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Abstract

The utility model discloses a softening and water supplementing device for a ground source heat pump, which comprises a water inlet pipe communicated with a water source; the other end of the water inlet pipe is communicated with a water supplementing tank, the lower part of the water supplementing tank is a cavity area, and a purification layer is arranged above the cavity area; a softening layer is arranged above the purifying layer, and a heating rod is arranged above the softening layer; a stirrer is arranged above the heating rod; a first pressure sensor and a temperature sensor are fixedly arranged on the side wall of the upper part of the water replenishing tank; the upper part of the side wall of the water replenishing tank is communicated with a water replenishing pipe, the other end of the water replenishing pipe is communicated with the water storage tank, and the side wall of the water storage tank is provided with a second pressure sensor; the water replenishing pipe is provided with a water replenishing pump, an electromagnetic valve and a check valve; the output ends of the first pressure sensor, the second pressure sensor and the temperature sensor are connected with a PLC controller, and the output end of the PLC controller is connected with the controlled ends of the heating rod and the electromagnetic valve respectively. The utility model has the advantages of simple structure, capability of preventing impurities in the pipeline from being generated and capability of effectively reducing the hardness of water supplement.

Description

Softening and water supplementing device for ground source heat pump
Technical Field
The utility model relates to the technical field of ground source heat pumps, in particular to a softening and water supplementing device for a ground source heat pump.
Background
The ground source heat pump is a device for transferring low-grade heat energy to high-grade heat energy by inputting a small amount of high-grade energy (such as electric energy) into shallow land energy, usually consumes 1kWh of energy, and a user can obtain heat energy or cold energy above 4.4 kWh.
The ground source heat pump is a cold and heat source which uses cold and heat exchange between water and geothermal energy (underground water, soil or surface water) as the ground source heat pump, and heat in the geothermal energy is 'taken out' in winter and supplied to indoor heating, and the geothermal energy is a 'heat source'. When the ground source heat pump runs, water in the water tank is consumed, water cannot be supplemented in time, water pressure in the water storage tank is unstable, domestic hot water is cooled and heated, difficulty is caused to a user, impurities and water scales are accumulated in a pipeline due to long-term use of a traditional water supply system, and system efficiency is too low. Therefore, a softening and moisturizing device is needed.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a softening and water supplementing device for a ground source heat pump, which is used for solving the problem that the existing water supplementing device does not have water softening capacity so as to ensure that water in the water supplementing device is softened water.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.
The softening and water supplementing device for the ground source heat pump comprises a water inlet pipe communicated with a water source, wherein a water inlet pump for increasing the water inlet smoothness is arranged on the water inlet pipe; the other end of the water inlet pipe is communicated with a water replenishing tank, the lower part of the water replenishing tank is a cavity area which is communicated with the water inlet pipe and temporarily stores a water source, and a purification layer for purifying the water source is arranged above the cavity area; a softening layer for reducing water hardness is arranged above the purifying layer, and a heating rod which is horizontally arranged and fixed on the side wall of the water replenishing tank is arranged above the softening layer; a stirrer which is fixed at the top of the water supplementing box and used for uniformly heating is arranged above the heating rod; a first pressure sensor and a temperature sensor are fixedly arranged on the side wall of the upper part of the water replenishing tank; the upper part of the side wall of the water replenishing tank is communicated with a water replenishing pipe, the other end of the water replenishing pipe is communicated with the water storage tank, and the middle part of the side wall of the water storage tank is provided with a second pressure sensor; a water replenishing pump, an electromagnetic valve and a check valve are arranged on the water replenishing pipe; the output ends of the first pressure sensor, the second pressure sensor and the temperature sensor are all connected with a PLC (programmable logic controller), and the output end of the PLC is connected with the controlled ends of the heating rod and the electromagnetic valve respectively.
According to the further optimized technical scheme, the purification layer comprises a two-layer structure, and the lower layer is a filter plate; and an active carbon layer is arranged above the filter plate.
Further optimize technical scheme, the water storage tank is located the below of moisturizing case, and moisturizing case minimum is higher than the peak of water storage tank.
Due to the adoption of the technical scheme, the technical progress of the utility model is as follows.
According to the softening and water supplementing device for the ground source heat pump, provided by the utility model, a water source is filtered and softened in the water supplementing tank, impurities and water scales are prevented from being accumulated in a pipeline, water is supplemented to the water storage tank in time through the water pump, and the stability of water pressure is kept. The utility model has the advantages of simple structure, capability of preventing impurities in the pipeline from being generated and capability of effectively reducing the hardness of water supplement.
Drawings
FIG. 1 is a schematic structural view of the present invention;
wherein: 1. the water storage tank, 2, moisturizing case, 3, filter, 4, activated carbon layer, 5, softened layer, 6, inlet tube, 61, water intake pump, 7, heating rod, 8, moisturizing pipe, 81, moisturizing pump, 82, solenoid valve, 83, check valve, 91, first pressure sensor, 92, second pressure sensor, 10, agitator, 11, temperature sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The softening and water-replenishing device for the ground source heat pump is shown in a combined figure 1 and comprises a water storage tank 1, a water replenishing tank 2, a filter plate 3, an activated carbon layer 4, a softening layer 5, a water inlet pipe 6, a water inlet pump 61, a heating rod 7, a water replenishing pipe 8, a water replenishing pump 81, an electromagnetic valve 82, a check valve 83, a first pressure sensor 91, a second pressure sensor 92, a stirrer 10 and a temperature sensor 11.
The water inlet pipe 6 is communicated with a water source, and a water inlet pump 61 is arranged on the water inlet pipe 6 and used for increasing the water inlet fluency. The other end of the water inlet pipe 6 is communicated with the water replenishing tank 2, and the water inlet pipe 6 is communicated with the lower part of the water replenishing tank 2. The lower part of the water replenishing tank 2 is a cavity area which is communicated with the water inlet pipe 6 and is used for temporarily storing water sources. The cavity district top is provided with purifies the layer, purifies the layer and is used for purifying the water source. The purification layer comprises a two-layer structure, and the lower layer is a filter plate 3; an active carbon layer 4 is arranged above the filter plate 3. And a softening layer 5 is arranged above the activated carbon layer 4 and used for reducing the hardness of water, removing calcium and magnesium ions in the water and preventing scale from being generated in the pipeline to cause the low system efficiency.
A heating rod 7 is arranged above the softening layer 5 and is horizontally arranged and fixed on the side wall of the water replenishing tank 2. A stirrer 10 is arranged above the heating rod 7, and the stirrer 10 is fixed at the top of the water replenishing tank 2 and used for uniformly stirring water so as to uniformly heat a water source. The lateral wall on moisturizing case 2 upper portion is fixed and is provided with first pressure sensor 91, temperature sensor 11, and first pressure sensor 91 is used for detecting the water pressure in moisturizing case 2, and temperature sensor 11 is used for detecting the temperature of moisturizing case 2 internal water, keeps the temperature of water in reasonable scope.
The upper part of the side wall of the water replenishing tank 2 is communicated with a water replenishing pipe 8, and the other end of the water replenishing pipe 8 is communicated with the water storage tank 1. The water storage tank 1 is positioned below the water replenishing tank 2, and the lowest point of the water replenishing tank 2 is higher than the highest point of the water storage tank 1. d the middle part of the side wall of the water storage tank 1 is provided with a second pressure sensor 92 for monitoring the water pressure in the water storage tank 1 in real time.
And a water replenishing pump 81 is arranged on the water replenishing pipe 8 and used for ensuring the smoothness of water flow in the water replenishing process. The water replenishing pipe 8 is provided with an electromagnetic valve 82 for controlling the opening and closing of the water replenishing pipe 8. The water replenishing pipe 8 is also provided with a check valve 83 for preventing water from flowing backwards.
The output ends of the first pressure sensor 91, the second pressure sensor 92 and the temperature sensor 11 are all connected with a PLC controller, and the output end of the PLC controller is respectively connected with the controlled ends of the heating rod 7 and the electromagnetic valve 82.
In actual use, the reasonable range of the temperature and the reasonable range of the second pressure sensor 92 are set. The water inlet pump 61 is opened, the water source enters the water replenishing tank 2 through the water inlet pipe 6, along with the rising of the water level in the water replenishing tank 2, the water source is firstly filtered through the filter plate 3, and then peculiar smell, pigment and the like in the water are removed through the adsorption effect of the activated carbon layer 4, and the hardness of the water is reduced through the softening layer 5. Softened water enters the upper part of the water replenishing tank 2, a heating rod 7 on the upper part of the water replenishing tank 2 heats the water, and a stirrer 10 is started to enable the water to be heated uniformly. When the water pressure detected by the second pressure sensor 92 in the water storage tank is lower than the normal range, the PLC controller controls the electromagnetic valve 82 and the water replenishing pump 81 to be opened in sequence to replenish the water in the water replenishing tank 2 into the water storage tank 1; when the water pressure of the second pressure sensor 92 exceeds a reasonable range, the PLC controller controls the water replenishing pump 81 and the electromagnetic valve 82 to be closed in sequence, and the water replenishing is stopped. When the temperature sensor 11 in the water replenishing tank 2 detects that the water temperature is low, the PLC controller increases the heating power of the heating rod 7; when the temperature sensor 11 in the water replenishing tank 2 detects that the water temperature exceeds the normal range, the PLC controller reduces the working power of the heating rod 7.

Claims (3)

1. Softening moisturizing device for ground source heat pump, its characterized in that: comprises a water inlet pipe (6) communicated with a water source, and a water inlet pump (61) used for increasing the water inlet fluency is arranged on the water inlet pipe (6); the other end of the water inlet pipe (6) is communicated with a water replenishing tank (2), the lower part of the water replenishing tank (2) is a cavity area which is communicated with the water inlet pipe (6) and temporarily stores a water source, and a purification layer for purifying the water source is arranged above the cavity area; a softening layer (5) for reducing water hardness is arranged above the purification layer, and a heating rod (7) which is horizontally arranged and fixed on the side wall of the water replenishing tank (2) is arranged above the softening layer (5); a stirrer (10) which is fixed at the top of the water replenishing tank (2) and is used for uniformly heating is arranged above the heating rod (7); a first pressure sensor (91) and a temperature sensor (11) are fixedly arranged on the side wall of the upper part of the water replenishing tank (2); the upper part of the side wall of the water replenishing tank (2) is communicated with a water replenishing pipe (8), the other end of the water replenishing pipe (8) is communicated with the water storage tank (1), and the middle part of the side wall of the water storage tank (1) is provided with a second pressure sensor (92); a water replenishing pump (81), an electromagnetic valve (82) and a check valve (83) are arranged on the water replenishing pipe (8); the output ends of the first pressure sensor (91), the second pressure sensor (92) and the temperature sensor (11) are connected with a PLC controller, and the output end of the PLC controller is connected with the controlled ends of the heating rod (7) and the electromagnetic valve (82) respectively.
2. The softening and water supplementing device for the ground source heat pump according to claim 1, characterized in that: the purification layer comprises a two-layer structure, and the lower layer is a filter plate (3); and an activated carbon layer (4) is arranged above the filter plate (3).
3. The softening and water supplementing device for the ground source heat pump according to claim 1, characterized in that: the water storage tank (1) is located below the water replenishing tank (2), and the lowest point of the water replenishing tank (2) is higher than the highest point of the water storage tank (1).
CN202122827440.2U 2021-11-18 2021-11-18 Softening and water supplementing device for ground source heat pump Active CN216244985U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122827440.2U CN216244985U (en) 2021-11-18 2021-11-18 Softening and water supplementing device for ground source heat pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122827440.2U CN216244985U (en) 2021-11-18 2021-11-18 Softening and water supplementing device for ground source heat pump

Publications (1)

Publication Number Publication Date
CN216244985U true CN216244985U (en) 2022-04-08

Family

ID=80945082

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122827440.2U Active CN216244985U (en) 2021-11-18 2021-11-18 Softening and water supplementing device for ground source heat pump

Country Status (1)

Country Link
CN (1) CN216244985U (en)

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