CN220911543U - Geothermal heating device - Google Patents
Geothermal heating device Download PDFInfo
- Publication number
- CN220911543U CN220911543U CN202322420848.7U CN202322420848U CN220911543U CN 220911543 U CN220911543 U CN 220911543U CN 202322420848 U CN202322420848 U CN 202322420848U CN 220911543 U CN220911543 U CN 220911543U
- Authority
- CN
- China
- Prior art keywords
- water
- geothermal
- assembly
- outlet
- inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 374
- 238000001914 filtration Methods 0.000 claims abstract description 65
- 238000004891 communication Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005338 heat storage Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the technical field of geothermal resource utilization, in particular to a geothermal heating device. The geothermal heating device comprises a box body, a geothermal water collecting assembly, a circulating heat exchange assembly, a filtering assembly, a geothermal water recharging assembly and a control assembly, wherein the geothermal water collecting assembly, the circulating heat exchange assembly, the filtering assembly and the geothermal water recharging assembly are all arranged in the box body, and the filtering assembly comprises a first filtering tank. The water outlet of the geothermal water collecting assembly is communicated with the water inlet of the circulating heat exchange assembly, the water outlet of the circulating heat exchange assembly is communicated with the water inlet of the first filtering tank, and the water outlet of the first filtering tank is communicated with the geothermal water recharging assembly. The geothermal water collecting assembly, the circulating heat exchange assembly, the filtering assembly and the geothermal water recharging assembly are all connected with the control assembly. According to the geothermal heating device provided by the utility model, the geothermal tail water is filtered through the first filtering tank, so that the filtering of dirt in the geothermal tail water can be effectively completed, and further, the geothermal tail water can not cause the blockage of a recharging pipeline during recharging.
Description
Technical Field
The utility model relates to the technical field of geothermal resource utilization, in particular to a geothermal heating device.
Background
The medium-deep geothermal energy is a clean environment-friendly energy source and is utilized in the fields of power generation, heating and the like. When geothermal water resources are developed, the geothermal tail water is required to be reasonably recharged by the principle of 'using heat without water', so that on one hand, the utilization rate of the geothermal resources and the sustainable property of the geothermal resources can be improved, and on the other hand, the pollution of waste hot water to the environment can be reduced.
However, in the heat exchange process, the original heat storage environment is changed, so that scaling is caused, the geothermal tail water carrying the scaling is easy to cause the blockage of a recharging pipeline in the recharging process, so that the recharging rate of the geothermal tail water is low, the resource waste is caused, the pollution is caused by ground soil and river, and the sustainable development of geothermal resources is also hindered.
Disclosure of utility model
The geothermal heating device provided by the utility model can effectively avoid the blockage of a recharging pipeline caused by geothermal tail water in the recharging process, effectively improve the recharging rate of geothermal tail water and reduce the resource waste.
The utility model provides a geothermal heating device, comprising:
A case;
The geothermal water collecting assembly is arranged on the box body and is used for collecting geothermal water;
The circulating heat exchange assembly is arranged on the box body, and a water inlet of the circulating heat exchange assembly is communicated with a water outlet of the geothermal water collecting assembly;
The filtering assembly is arranged on the box body and comprises a first filtering tank, and a water inlet of the first filtering tank is communicated with a water outlet of the circulating heat exchange assembly;
The geothermal water recharging assembly is arranged on the box body, and the water outlet of the first filtering tank is communicated with the geothermal water recharging assembly;
The geothermal water collecting assembly, the circulating heat exchange assembly, the filtering assembly and the geothermal water recharging assembly are all connected with the control assembly.
According to the geothermal heating device provided by the embodiment of the utility model, the water outlet of the second filtering tank is provided with the turbidity sensor, and the turbidity sensor is used for detecting the turbidity of geothermal tail water discharged by the second filtering tank;
The filter assembly further comprises a third filter tank and an adapter, wherein the adapter is provided with an adapter inlet and two adapter outlets, the adapter inlet is communicated with the water outlet of the second filter tank, one adapter outlet is communicated with the geothermal water recharging assembly, the other adapter outlet is communicated with the water inlet of the third filter tank, and the water outlet of the third filter tank is communicated with the geothermal water recharging assembly;
The adapter is provided with a control valve for controlling the adapter inlet to communicate with one of the adapter outlets or the other adapter outlet.
According to the geothermal heating device provided by the embodiment of the utility model, the geothermal water collecting assembly comprises the water pump, the water pump is connected with the control assembly, the water inlet of the water pump is communicated with a geothermal water source through the water taking pipeline, the water outlet of the water pump is communicated with the water inlet of the circulating heat exchange assembly, the water outlet of the water pump is provided with the regulating valve, and the regulating valve is connected with the control assembly.
According to the geothermal heating device provided by the embodiment of the utility model, the circulating heat exchange assembly comprises a first circulating pipeline, a second circulating pipeline and two heat exchangers, wherein the water inlet of the first circulating pipeline is communicated with the water outlet of the geothermal water collecting assembly, the water outlet of the first circulating pipeline is communicated with the water inlet of the second circulating pipeline, the water outlet of the second circulating pipeline is communicated with the water inlet of the first filtering tank, and the heat exchangers are used for exchanging heat with the first circulating pipeline and the second circulating pipeline.
According to the geothermal heating device provided by the embodiment of the utility model, the water outlet of the first circulation pipeline is provided with the temperature sensor, and the temperature sensor is used for detecting the geothermal water temperature at the water outlet of the first circulation pipeline.
According to the geothermal heating device provided by the embodiment of the utility model, the circulating heat exchange assembly further comprises a three-way valve, the three-way valve is connected with the control assembly, the three-way valve is provided with a three-way valve water inlet and two three-way valve water outlets, the water outlet of the first circulating pipeline is communicated with the three-way valve water inlet, one three-way valve water outlet is communicated with the water inlet of the second circulating pipeline, and the other three-way valve water outlet is communicated with the water inlet of the first filtering tank.
According to the geothermal heating device provided by the embodiment of the utility model, the geothermal water recharging component comprises the recharging water pump, the water inlet of the recharging water pump is communicated with the water outlet of the filtering component, and the recharging water pump is used for recharging geothermal tail water to an underground original layer.
According to the geothermal heating device provided by the embodiment of the utility model, the water outlet of the back-lifting water pump is provided with the one-way valve, and the one-way valve is used for preventing geothermal tail water from flowing back to the back-lifting water pump.
According to the geothermal heating device provided by the embodiment of the utility model, the geothermal water recharging assembly further comprises a back pressure pressurizing water pump, the water outlet of the filtering assembly is communicated with the water inlet of the back pressure pressurizing water pump, the back pressure pressurizing water pump is provided with a circulating pressurizing pipeline, the water inlet of the circulating pressurizing pipeline is communicated with the water inlet of the back pressure pressurizing water pump, the water outlet of the circulating pressurizing pipeline is communicated with the water outlet of the back pressure pressurizing water pump, and the water outlet of the back pressure pressurizing water pump is communicated with the water inlet of the back-lifting water pump.
According to the geothermal heating device provided by the embodiment of the utility model, the bottom wall of the box body is provided with the liquid level sensor, and the liquid level sensor is connected with the control assembly.
The above technical solutions in the embodiments of the present utility model have at least one of the following technical effects:
According to the geothermal heating device provided by the embodiment of the utility model, after the local hot water is subjected to full heat exchange through the circulating heat exchange assembly so as to fully extract and utilize geothermal energy, the geothermal water can generate scaling due to the change of the heat storage environment. Before recharging geothermal tail water, the geothermal tail water carrying dirt is led into the first filtering tank, so that the geothermal tail water is filtered by the first filtering tank, the dirt in the geothermal tail water is filtered, and the geothermal tail water is prevented from being blocked by a recharging pipeline during recharging, the recharging rate of the geothermal tail water can be effectively improved, and resource waste is reduced.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a geothermal heating method according to an embodiment of the present utility model.
Reference numerals:
1. A case; 11. a control cabinet; 12. a mechanical connection cabinet; 2. a control assembly; 4. a geothermal water collecting assembly; 5. a cyclic heat exchange assembly; 6. and the geothermal water recharging assembly.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
A geothermal heating apparatus according to an embodiment of the present utility model will be described with reference to fig. 1.
Fig. 1 illustrates a schematic perspective view of a geothermal heating apparatus according to an embodiment of the present utility model, as shown in fig. 1, the geothermal heating apparatus includes a box 1, a geothermal water collecting assembly 4, a circulating heat exchange assembly 5, a filtering assembly, a geothermal water recharging assembly 6, and a control assembly 2, where the geothermal water collecting assembly 4, the circulating heat exchange assembly 5, the filtering assembly, and the geothermal water recharging assembly 6 are all disposed in the box 1, and the geothermal water collecting assembly 4 is used for collecting geothermal water, and the filtering assembly includes a first filtering tank. The water outlet of the geothermal water collecting assembly 4 is communicated with the water inlet of the circulating heat exchange assembly 5, the water outlet of the circulating heat exchange assembly 5 is communicated with the water inlet of the first filtering tank, and the water outlet of the first filtering tank is communicated with the geothermal water recharging assembly 6. The geothermal water collecting assembly 4, the circulating heat exchange assembly 5, the filtering assembly and the geothermal water recharging assembly 6 are all connected with the control assembly 2.
According to the geothermal heating device provided by the embodiment of the utility model, after the local hot water is subjected to full heat exchange through the circulating heat exchange assembly 5 so as to fully extract and utilize geothermal energy, the geothermal water can generate scaling due to changing the heat storage environment. Before recharging geothermal tail water, the geothermal tail water carrying dirt is led into the first filtering tank, so that the geothermal tail water is filtered by the first filtering tank, the dirt in the geothermal tail water is filtered, and the geothermal tail water is prevented from being blocked by a recharging pipeline during recharging, the recharging rate of the geothermal tail water can be effectively improved, and resource waste is reduced.
In an embodiment of the utility model, the water outlet of the first filter tank is provided with a turbidity sensor for detecting the turbidity of the geothermal tail water discharged from the first filter tank.
The filter assembly further comprises a second filter tank and an adapter, wherein the adapter is provided with an adapter inlet and two adapter outlets, the adapter inlet is communicated with the water outlet of the first filter tank, one adapter outlet is communicated with the geothermal water recharging assembly 6, the other adapter outlet is communicated with the water inlet of the second filter tank, and the water outlet of the second filter tank is communicated with the geothermal water recharging assembly 6.
The adapter is provided with a control valve for controlling the communication of the adapter inlet with one of the adapter outlets or the other adapter outlet.
When the turbidity of the geothermal tail water detected by the turbidity sensor is lower than a preset value, the control valve controls the inlet of the conversion connector to be communicated with the outlet of one of the conversion connectors, so that the first filter tank is communicated with the geothermal water recharging assembly 6, and the geothermal water recharging assembly 6 recharges the geothermal water to an underground original position. When the turbidity of the geothermal tail water detected by the turbidity sensor is higher than a preset value, the control valve controls the inlet of the adapter to be communicated with the outlet of the other adapter, so that the first filter tank is communicated with the second filter tank, the geothermal tail water is filtered again by the second filter tank, the turbidity of the geothermal tail water is ensured to be lower than the preset value, and further, the geothermal tail water is ensured not to cause blockage of a recharging pipeline during recharging.
It should be noted that, in this embodiment, a first filter element is disposed in an inner cavity of the first filter tank, a second filter element is disposed in an inner cavity of the second filter tank, and a mesh number of the first filter element is lower than that of the second filter element, so that the first filter tank realizes primary coarse filtration, and the second filter tank realizes secondary fine filtration. The first filter core and the second filter core are both active carbon filter cores, of course, the first filter core and the second filter core are not limited to the active carbon filter cores, can also be resin filter cores or other filter cores, and can be selected according to actual demands.
In the embodiment of the utility model, the control assembly 2 comprises a PLC control cabinet 11, and the geothermal water collecting assembly 4, the circulating heat exchange assembly 5, the filtering assembly and the geothermal water recharging assembly 6 are all connected with the PLC control cabinet 11, so that the PLC control cabinet 11 can respectively control the geothermal water collecting assembly 4, the circulating heat exchange assembly 5, the filtering assembly and the geothermal water recharging assembly 6 to perform corresponding work.
In an embodiment of the utility model, the geothermal water collecting assembly 4 comprises a water pump, which is connected to the control assembly 2. In this embodiment, the water pump is a submersible pump. The water inlet of the water pump is communicated with a geothermal water source through a water taking pipeline, and the water outlet of the water pump is communicated with the water inlet of the circulating heat exchange assembly 5. When the geothermal water is extracted, the control component 2 controls the water pump to be started, the geothermal water is taken out by the water pump through the water taking pipeline, and the geothermal water is pumped to the circulating heat exchange component 5 from the water outlet of the water pump, so that the geothermal water extraction work is completed.
The delivery port of water pump is provided with the governing valve, and the governing valve is connected with control assembly 2, and the flow of delivery port through governing valve control water pump can effectively control the flow rate of the geothermal water of water pump discharge to ensure that circulation heat exchange assembly 5 can carry out abundant heat transfer utilization to geothermal energy that geothermal water carried.
Further, the geothermal water collecting assembly can further comprise a water storage tank, the water outlet of the water pump can be communicated with the water storage tank, and a heat exchanger can be arranged in the water storage tank to utilize geothermal energy of geothermal water in the water storage tank. The water outlet of the water storage tank can be provided with an adjusting valve to control the flow rate of the water discharged from the water storage tank.
In the embodiment of the utility model, the circulating heat exchange assembly 5 comprises a first circulating pipeline, a second circulating pipeline and two heat exchangers, wherein the water inlet of the first circulating pipeline is communicated with the water outlet of the geothermal water collecting assembly 4, the water outlet of the first circulating pipeline is communicated with the water inlet of the second circulating pipeline, and the water outlet of the second circulating pipeline is communicated with the water inlet of the first filtering tank. The heat exchanger is used for exchanging heat with the first circulating pipeline and the second circulating pipeline, so that geothermal energy in geothermal water is exchanged into a medium of the heat exchanger.
After the geothermal water is input into the first circulation pipeline from the water outlet of the geothermal water collecting assembly 4, at the moment, the medium in one of the heat exchangers exchanges heat with the geothermal water in the first circulation pipeline, so that the geothermal energy carried by the geothermal water in the first circulation pipeline is exchanged and utilized. After the geothermal water is input into the second circulation pipeline from the water outlet space of the first circulation pipeline, the medium in the other heat exchanger exchanges heat with the geothermal water in the second circulation pipeline, so that the geothermal energy carried by the geothermal water in the second circulation pipeline is exchanged and utilized.
In this embodiment, the water inlet of the heat exchanger is filled with cooling water, and the water outlet of the heat exchanger is communicated with the user end, so as to provide hot water after heat exchange for the user, thereby realizing the utilization of geothermal energy.
Further, a temperature sensor is arranged at the water outlet of the first circulating pipeline and used for detecting the temperature of geothermal water at the water outlet of the first circulating pipeline. The circulating heat exchange assembly 5 further comprises a three-way valve, and the three-way valve is connected with the control assembly 2. The three-way valve is provided with a three-way valve water inlet and two three-way valve water outlets, the water outlet of the first circulating pipeline is communicated with the water inlet of the three-way valve, one three-way valve water outlet is communicated with the water inlet of the second circulating pipeline, and the other three-way valve water outlet is communicated with the water inlet of the first filtering tank.
When the temperature detected by the temperature sensor is higher than a set threshold value, the control component 2 controls the water inlet of the three-way valve to be communicated with the water outlet of one of the three-way valves, the geothermal water in the first circulation pipeline is introduced into the second circulation pipeline, and the secondary heat exchange of the geothermal water is completed through the second circulation pipeline. When the temperature detected by the temperature sensor is lower than a set threshold value, the control component 2 controls the water inlet of the three-way valve to be communicated with the water outlet of the other three-way valve, and geothermal water in the first circulating pipeline is introduced into the first filtering tank to filter dirt in the geothermal water.
In the embodiment of the utility model, the geothermal water recharging component 6 comprises a back-lifting pump, wherein a water inlet of the back-lifting pump is communicated with a water outlet of the second filtering tank, and the back-lifting pump is used for recharging geothermal tail water to an underground original position. After the geothermal tail water is filtered to dirt through the first filtering tank and the second filtering tank, the geothermal tail water is pumped back to the underground original layer under the action of the back-lifting water pump, so that 'no water is used for heat utilization', the utilization rate of geothermal resources is improved, the sustainable property of geothermal resource utilization is improved, and the pollution of waste hot water to the environment can be reduced.
Further, a one-way valve is arranged at the water outlet of the back-lifting water pump and used for preventing the geothermal tail water from flowing back to the back-lifting water pump so as to ensure the normal operation of the back-lifting water pump.
In the embodiment of the utility model, the geothermal water recharging assembly 6 further comprises a back pressure pressurizing water pump, the water outlet of the filtering assembly is communicated with the water inlet of the back pressure pressurizing water pump, the back pressure pressurizing water pump is provided with a circulating pressurizing pipeline, the water inlet of the circulating pressurizing pipeline is communicated with the water inlet of the back pressure pressurizing water pump, the water outlet of the circulating pressurizing pipeline is communicated with the water outlet of the back pressure pressurizing water pump, and the water outlet of the back pressure pressurizing water pump is communicated with the water inlet of the back lift water pump. After the geothermal tail water is output from the filtering component, the geothermal tail water is input into a back pressure pressurizing water pump, and the geothermal tail water is pressurized in the back pressure pressurizing water pump through a circulating pressurizing pipeline, so that the geothermal tail water output by the back pressure pressurizing water pump has a certain water pressure, and the geothermal tail water can be ensured to be recharged to an underground original layer.
In this embodiment, a three-way joint is disposed between the water outlet of the first filtering tank, the water outlet of the second filtering tank and the water inlet of the back pressure pressurizing water pump, so that geothermal tail water output by the first filtering tank or the second filtering tank can be led into the back pressure pressurizing water pump.
In the embodiment of the utility model, the box 1 is provided with a partition plate, and the box 1 is divided into a control cabinet 11 and a mechanical connection cabinet 12 by the partition plate. The control assembly 2 is arranged on the control cabinet 11, a fixed support is arranged on the control cabinet 11, and the PLC controller is fixedly arranged on the fixed support. The geothermal water collecting assembly 4, the circulating heat exchange assembly 5, the filtering assembly and the geothermal water recharging assembly 6 are arranged on the mechanical connecting cabinet 12 and are isolated from each other through small partition boards, and the assemblies are communicated through conveying pipelines.
In the embodiment of the utility model, the bottom wall of the box body 1 is provided with a liquid level sensor, and the liquid level sensor is connected with the control assembly 2. The water level of the bottom wall of the box body 1 is monitored through the liquid level sensor, and then when the recharging pipeline is blocked and geothermal tail water recharging cannot be performed, an early warning prompt can be timely sent out, so that a worker overhauls the recharging pipeline.
The operation of the geothermal heating apparatus will be described with reference to fig. 1.
When the geothermal water is extracted, the control component 2 controls the water pump to be started, the geothermal water is taken out by the water pump through the water taking pipeline, and meanwhile, the flow rate of the water outlet of the water pump is controlled through the regulating valve, so that the flow rate of the geothermal water discharged by the water pump is controlled.
And then the geothermal water is pumped from the water outlet of the water pump to the first circulation pipeline, and the geothermal water exchanges heat with the medium of the heat exchanger in the first circulation pipeline. The temperature sensor monitors the temperature of the geothermal water at the water outlet of the first filtering tank, when the temperature detected by the temperature sensor is higher than a set threshold value, the geothermal water in the first circulating pipeline is introduced into the second circulating pipeline, and the second circulating pipeline is used for completing the heat exchange of the geothermal water again. When the temperature detected by the temperature sensor is lower than a set threshold value, geothermal water in the first circulating pipeline is introduced into the first filter tank.
After the geothermal water finishes heat exchange, the geothermal tail water carrying dirt is input into the first filtering tank, so that the geothermal tail water is filtered by the first filtering tank, and the dirt in the geothermal tail water is filtered. The turbidity sensor is used for detecting the turbidity of the geothermal tail water at the water outlet of the first filtering tank, and when the turbidity of the geothermal tail water detected by the turbidity sensor is lower than a preset value, the first filtering tank is communicated with the back pressure pressurizing water pump; when the turbidity of the geothermal tail water detected by the turbidity sensor is higher than a preset value, the first filtering tank is communicated with the second filtering tank, so that the second filtering tank filters the geothermal tail water again, the turbidity of the geothermal tail water is ensured to be lower than the preset value, and further, the geothermal tail water is ensured not to cause blockage of a recharging pipeline during recharging.
After the geothermal tail water is output from the filtering component, the geothermal tail water is input into a back pressure pressurizing water pump, and the geothermal tail water is pressurized in the back pressure pressurizing water pump through a circulating pressurizing pipeline. And then, under the action of a back-lifting water pump, the geothermal tail water is pumped back to the underground original position, so that 'water is not used for heat utilization', the utilization rate of geothermal resources and the sustainable property of geothermal resource utilization are improved, and the pollution of waste hot water to the environment can be reduced.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A geothermal heating apparatus, comprising:
A case;
The geothermal water collecting assembly is arranged on the box body and is used for collecting geothermal water;
The circulating heat exchange assembly is arranged on the box body, and a water inlet of the circulating heat exchange assembly is communicated with a water outlet of the geothermal water collecting assembly;
The filtering assembly is arranged on the box body and comprises a first filtering tank, and a water inlet of the first filtering tank is communicated with a water outlet of the circulating heat exchange assembly;
The geothermal water recharging assembly is arranged on the box body, and the water outlet of the first filtering tank is communicated with the geothermal water recharging assembly;
The geothermal water collecting assembly, the circulating heat exchange assembly, the filtering assembly and the geothermal water recharging assembly are all connected with the control assembly.
2. The geothermal heating according to claim 1, wherein the water outlet of the first filter tank is provided with a turbidity sensor for detecting a turbidity of geothermal tail water discharged from the first filter tank;
The filter assembly further comprises a second filter tank and an adapter, wherein the adapter is provided with an adapter inlet and two adapter outlets, the adapter inlet is communicated with the water outlet of the first filter tank, one adapter outlet is communicated with the geothermal water recharging assembly, the other adapter outlet is communicated with the water inlet of the second filter tank, and the water outlet of the second filter tank is communicated with the geothermal water recharging assembly;
The adapter is provided with a control valve for controlling the adapter inlet to communicate with one of the adapter outlets or the other adapter outlet.
3. A geothermal heating according to claim 1 or 2, wherein the geothermal water collecting assembly comprises a water pump, the water pump is connected to the control assembly, a water inlet of the water pump is connected to a geothermal water source through a water taking pipeline, a water outlet of the water pump is connected to a water inlet of the circulation heat exchanging assembly, and a water outlet of the water pump is provided with a regulating valve, and the regulating valve is connected to the control assembly.
4. A geothermal heating according to claim 1 or 2, wherein the circulation heat exchange assembly comprises a first circulation line, a second circulation line and two heat exchangers, the water inlet of the first circulation line being in communication with the water outlet of the geothermal water production assembly, the water outlet of the first circulation line being in communication with the water inlet of the second circulation line, the water outlet of the second circulation line being in communication with the water inlet of the first filter tank, the heat exchangers being for heat exchange with the first circulation line and the second circulation line.
5. A geothermal heating according to claim 4, wherein the water outlet of the first circulation line is provided with a temperature sensor for detecting the temperature of geothermal water at the water outlet of the first circulation line.
6. A geothermal heating according to claim 5 wherein the cyclical heat exchange assembly further comprises a three-way valve connected to the control assembly, the three-way valve having a three-way valve inlet and two three-way valve outlets, the outlet of the first circulation line being in communication with the three-way valve inlet, one of the three-way valve outlets being in communication with the inlet of the second circulation line and the other three-way valve outlet being in communication with the inlet of the first filtration tank.
7. A geothermal heating according to claim 1 or 2, wherein the geothermal water recharging assembly comprises a re-pumping pump, the inlet of which is in communication with the outlet of the filtering assembly, the re-pumping pump being adapted to recharge geothermal tail water to an underground source.
8. A geothermal heating according to claim 7 wherein the outlet of the return pump is provided with a one-way valve for preventing geothermal tail water from flowing back to the return pump.
9. A geothermal heating according to claim 7 wherein the geothermal water recharging assembly further comprises a back pressure pressurizing water pump, the water outlet of the filtering assembly is in communication with the water inlet of the back pressure pressurizing water pump, the back pressure pressurizing water pump is provided with a circulating pressurizing pipe, the water inlet of the circulating pressurizing pipe is in communication with the water inlet of the back pressure pressurizing water pump, the water outlet of the circulating pressurizing pipe is in communication with the water outlet of the back pressure pressurizing water pump, and the water outlet of the back pressure pressurizing water pump is in communication with the water inlet of the back-lifting water pump.
10. A geothermal heating according to claim 9, wherein the bottom wall of the tank is provided with a level sensor, the level sensor being connected to a control assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322420848.7U CN220911543U (en) | 2023-09-06 | 2023-09-06 | Geothermal heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322420848.7U CN220911543U (en) | 2023-09-06 | 2023-09-06 | Geothermal heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220911543U true CN220911543U (en) | 2024-05-07 |
Family
ID=90908669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322420848.7U Active CN220911543U (en) | 2023-09-06 | 2023-09-06 | Geothermal heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220911543U (en) |
-
2023
- 2023-09-06 CN CN202322420848.7U patent/CN220911543U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203928130U (en) | The unattended intelligence control system of heat exchange station | |
| CN220911543U (en) | Geothermal heating device | |
| CN202485278U (en) | Hot spring bathing pool heat energy recycling system | |
| CN215295079U (en) | Intelligent energy storage type electrode boiler hot water heating system | |
| CN217816970U (en) | First station of multi-energy complementary green energy heat supply network | |
| CN212511863U (en) | Novel photo-thermal-thermoelectric coupling system | |
| CN214009339U (en) | Energy storage peak regulation tank heat release system | |
| CN211952711U (en) | Electric heating steam boiler | |
| CN210153758U (en) | Electrical heating heat-storage steam supply system | |
| CN210568763U (en) | Heat supply system | |
| CN218179734U (en) | Heating system based on geothermy and electric heat storage | |
| CN202267112U (en) | Industrial heat energy recycling system | |
| CN218379591U (en) | Hot water supply system | |
| CN210740506U (en) | Heat exchange unit | |
| CN211739269U (en) | Efficient energy storage type domestic hot water unit | |
| CN211177032U (en) | Geothermal heating pipeline system | |
| CN217763365U (en) | Heat accumulating type modular molten salt steam production system | |
| CN220321417U (en) | Central heating device for low-carbon building heating | |
| CN211204183U (en) | Energy-saving heat recovery steam heat transfer system | |
| CN102313311B (en) | Industrial heat energy recycling system | |
| CN213362907U (en) | Geothermal resource compensation type recharge system | |
| CN211176986U (en) | Geothermal heating pipe network system | |
| CN211233061U (en) | Geothermal heating heat supply station system | |
| CN216790553U (en) | High-efficiency multiple source heat pump system | |
| CN216481603U (en) | Heating system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |