Combined device for producing high-temperature water source in low-temperature environment

Abstract

The invention belongs to the technical field of heat supply and particularly relates to a combined device for producing a high-temperature water source in a low-temperature environment, which comprises a fixed platform, and an air source heat pump, a central intelligent scale inhibitor, a transfer water tank, a high-temperature water source heat pump and a high-temperature water tank are fixedly mounted at the top of the fixed platform. Connecting pipelines are arranged among the air source heat pump, the central intelligent scale inhibitor, the transfer water tank, the high-temperature water source heat pump and the high-temperature water tank, through the arrangement of the air source heat pump, a water source can be heated to 65 DEG C in a low-temperature environment, and then the water source heated to 65 DEG C is guided into the high-temperature water source heat pump; the high-temperature water source heat pump is used for secondarily heating a water source which is heated to 65 DEG C, the water source can be secondarily heated to 75 DEG C or above, and generally, the air source heat pump and the high-temperature water source heat pump are matched, so that the water source can be heated to 75 DEG C in a low-temperature environment; the problems that a traditional coal-fired boiler and a traditional gas-fired boiler are difficult to start, insufficient in heating efficiency and high in maintenance cost when heating is conducted in the low-temperature environment are solved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of heating and heating, and particularly relates to a combined device for producing high-temperature water source in a low-temperature environment. BACKGROUND

[0002] An air source heat pump is an energy-saving device for making heat flow from a low-temperature heat source to a high-temperature heat source by using high-level energy. It is a form of heat pump. As the name implies, a heat pump is just like a pump that can convert low-level heat energy (such as heat contained in air, soil and water) that cannot be directly utilized into high-level heat energy that can be utilized, so as to achieve the purpose of saving part of high-level energy (such as coal, gas, oil and electric energy).

[0003] A high-temperature water source heat pump is a heat pump unit that can directly recycle and utilize 20-55-degree low-grade waste heat resources to produce 65-95-degree hot water, and is composed of an evaporator, a condenser and the like, and is mainly applied to the fields of heating, crude oil heating and industrial heat preservation.

[0004] At present, in alpine and cold temperate regions, coal-fired and gas-fired boilers are usually needed to heat water to above 75 DEG C in a low-temperature environment, but there are problems of low-temperature starting difficulty, insufficient heating efficiency and high maintenance cost in alpine and cold temperate regions. The ordinary air source heat pump can only produce hot water with a maximum temperature of 65 DEG C, and the high-temperature water source heat pump can produce hot water with a temperature of more than 75 DEG C, but this needs to be realized on the premise of industrial waste heat.

[0005] In summary, how to produce high-temperature hot water in alpine and cold temperate regions is a current problem, and therefore the application provides a combined device for producing high-temperature water source in a low-temperature environment. SUMMARY

[0006] To solve the problems in the background art, the application provides a combined device for producing high-temperature water source in a low-temperature environment, which can produce hot water with a temperature of more than 75 DEG C in alpine and cold temperate regions, and replace traditional coal-fired and gas-fired boilers for heating.

[0007] In order to achieve the above object, the present application provides the following technical scheme: a combined device for producing high-temperature water source in low-temperature environment, comprising a fixed platform, an air source heat pump, a central intelligent scale inhibitor, a transfer water tank, a high-temperature water source heat pump and a high-temperature water tank are fixedly installed on the top of the fixed platform, a connecting pipeline is arranged between the air source heat pump, the central intelligent scale inhibitor, the transfer water tank, the high-temperature water source heat pump and the high-temperature water tank, and an automatic control system is arranged on the outer side of the fixed platform; the connecting pipeline comprises a connecting pipe one, the connecting pipe one is respectively inserted into the air source heat pump and the central intelligent scale inhibitor, a connecting pipe two is inserted between the central intelligent scale inhibitor and the transfer water tank, a connecting pipe three is inserted and installed between the transfer water tank and the high-temperature water source heat pump, and a connecting pipe four is inserted and installed between the high-temperature water source heat pump and the high-temperature water tank.

[0008] As a preferred combined device for producing high-temperature water source in low-temperature environment, the automatic control system comprises a control box, the front side of the control box is provided with an opening, a box door is movably installed on the front side of the control box, two windows are installed on the box door, a support plate is fixedly installed on the inner cavity of the control box close to the bottom, and a control host is installed on the top of the support plate.

[0009] As a preferred combined device for producing high-temperature water source in low-temperature environment, the control host comprises a temperature sensor, a liquid level sensor, a signal receiving module, a PID controller and an actuator.

[0010] As a preferred combined device for producing high-temperature water source in low-temperature environment, two temperature sensors and two liquid level sensors are arranged, and the two temperature sensors and the two liquid level sensors are respectively installed on the transfer water tank and the high-temperature water tank.

[0011] As a preferred combined device for producing high-temperature water source in low-temperature environment, a ventilation groove is formed in the bottom of the control box, a ventilation net is installed in the inner cavity of the ventilation groove, two circular grooves are further formed in the rear side of the control box, fans are fixedly installed in the inner cavities of the two circular grooves, and a through groove is formed in the support plate.

[0012] As a preferred combined device for producing high-temperature water source in low-temperature environment, two handles are fixedly installed on the top of the ventilation net, a plurality of clamping blocks are fixedly installed on the outer wall of the ventilation net, a plurality of clamping grooves are formed in the inner wall of the ventilation groove, and the plurality of clamping blocks are respectively clamped in the inner cavities of the corresponding clamping grooves.

[0013] As a preferred combined device for producing high-temperature water source in low-temperature environment, the two circular grooves are arranged in an upper-lower mode, and ventilation covers are inserted and installed in the inner cavities of the two circular grooves.

[0014] Preferably, the outer wall of the ventilation cover is provided with external threads, the inner wall of the circular groove is provided with internal threads, and the ventilation cover is threadedly connected in the inner cavity of the circular groove.

[0015] Preferably, the control box is provided with a backup power supply installed above the cushion plate.

[0016] Preferably, the control box is provided with a backup power supply installed above the cushion plate.

[0017] Compared with the prior art, the air source heat pump is arranged, so that the water source can be heated to 65 DEG C in a low temperature environment, then the water source heated to 65 DEG C is introduced into the high temperature water source heat pump, and the water source heated to 65 DEG C is heated twice by the high temperature water source heat pump, so that it can be heated to more than 75 DEG C, and the air source heat pump and the high temperature water source heat pump can heat the water source to 75 DEG C in a low temperature environment, thereby avoiding the problems of difficult start, insufficient heating efficiency and high maintenance cost of the traditional coal-fired or gas-fired boiler in a low temperature environment. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings are included to provide a further understanding of the application, and constitute a part of the specification, illustrate the application, and are used to explain the application, and do not constitute a limitation on the application. In the drawings:

[0019] Figure 1 is a schematic view of the external structure of the application;

[0020] Figure 2 is a schematic view of the local structure of the application;

[0021] Figure 3 is a top view of the application Figure 2 ;

[0022] Figure 4 is a schematic view of the external structure of the automatic control system of the application;

[0023] Figure 5 is a schematic view of the local structure of the application Figure 4 ;

[0024] Figure 6 is a schematic view of the back structure of the application Figure 4 ;

[0025] Figure 7 is a structure combination diagram of the application Figure 6 ;

[0026] Figure 8 This is a block diagram of the automated control system of the present invention.

[0027] In the diagram: 1. Fixed platform; 2. Air source heat pump; 3. Central intelligent scale inhibitor; 4. Transfer water tank; 5. High-temperature water source heat pump; 6. High-temperature water tank; 7. Connecting pipes; 71. Connecting pipe one; 72. Connecting pipe two; 73. Connecting pipe three; 74. Connecting pipe four; 8. Automated control system; 81. Control box; 82. Base; 83. Box door; 84. Viewing window; 85. Pad; 86. Backup power supply; 87. Control host; 871. Temperature sensor; 872. Liquid level sensor; 873. Signal receiving module; 874. PID controller; 875. Actuator; 88. Support plate; 89. Through groove; 810. Ventilation groove; 811. Slot; 812. Ventilation mesh; 813. Block; 814. Handle; 815. Circular groove; 816. Fan; 817. Ventilation cover; 818. External thread; 819. Internal thread. Detailed Implementation

[0028] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0029] like Figures 1-8 As shown: A combined device for producing high-temperature water in a low-temperature environment includes a fixed platform 1. An air source heat pump 2, a central intelligent scale inhibitor 3, a transfer water tank 4, a high-temperature water source heat pump 5, and a high-temperature water tank 6 are fixedly installed on the top of the fixed platform 1. A connecting pipe 7 is provided between the air source heat pump 2, the central intelligent scale inhibitor 3, the transfer water tank 4, the high-temperature water source heat pump 5, and the high-temperature water tank 6. An automatic control system 8 is provided on the outside of the fixed platform 1. The connecting pipe 7 includes a first connecting pipe 71, the two ends of which are respectively inserted into the air source heat pump 2 and the central intelligent scale inhibitor 3. A second connecting pipe 72 is inserted between the central intelligent scale inhibitor 3 and the transfer water tank 4. A third connecting pipe 73 is inserted between the transfer water tank 4 and the high-temperature water source heat pump 5. A fourth connecting pipe 74 is inserted between the high-temperature water source heat pump 5 and the high-temperature water tank 6.

[0030] In this embodiment: first connect the air source heat pump 2 to the external water supply device, and the external water supply device sends the water source into the air source heat pump 2, and the air source heat pump 2 preliminarily heats the water source, and after the water source is heated to 65℃, the air source heat pump 2 injects the high-temperature water source into the central intelligent scale inhibitor 3 through the connecting pipe one 71, and the central intelligent scale inhibitor 3 performs scale removal operation on the high-temperature water source, and the descaled hot water enters the transfer water tank 4 through the connecting pipe two 72, and then enters the high-temperature water source heat pump 5 through the connecting pipe three 73, and the high-temperature water source heat pump 5 performs secondary heating on the heated water source, until the water source is heated to above 75℃, and the water source heated to above 75℃ enters the high-temperature water tank 6 for storage, and the high-temperature water source in the high-temperature water tank 6 can be extracted for slaughterhouse heating and the like.

[0031] In an optional embodiment, the automatic control system 8 comprises a control box 81, the front side of the control box 81 is provided with an opening, and a box door 83 is movably installed on the front side of the control box 81, two windows 84 are installed on the box door 83, a support plate 88 is fixedly installed in the inner cavity of the control box 81 close to the bottom, and a control host 87 is installed on the top of the support plate 88.

[0032] In this embodiment: the control host 87 controls the opening and closing of the air source heat pump 2, the central intelligent scale inhibitor 3 and the high-temperature water source heat pump 5, the two transparent windows 84 can allow the staff to check the internal condition of the control box 81 in real time, so as to avoid the problem that the automatic control system 8 cannot be repaired in time when a fault occurs, resulting in irreversible problem.

[0033] In an optional embodiment, the control host 87 comprises a temperature sensor 871, a liquid level sensor 872, a signal receiving module 873, a PID controller 874 and an actuator 875.

[0034] In this embodiment: the temperature sensor 871 monitors the temperature of the water source in the transfer water tank 4 and the high-temperature water tank 6, and then the liquid level sensor 872 monitors the liquid level of the water source in the transfer water tank 4 and the high-temperature water tank 6, the data structure of the monitoring is directly transmitted to the signal receiving module 873, and then the signal is transmitted to the PID controller 874, and the PID controller 874 sends instructions to the actuator 875 according to the temperature information and the liquid level information, and the actuator 875 controls the opening and closing of the air source heat pump 2, the central intelligent scale inhibitor 3 and the high-temperature water source heat pump 5.

[0035] In an optional embodiment, the temperature sensor 871 and the liquid level sensor 872 are both provided with two, and the two temperature sensors 871 and the two liquid level sensors 872 are respectively installed on the transfer water tank 4 and the high-temperature water tank 6.

[0036] In the embodiment, the temperature sensor 871 and the liquid level sensor 872 can detect the water in the intermediate water tank 4 and the high-temperature water tank 6, respectively.

[0037] In an optional embodiment, the bottom of the control box 81 is provided with a ventilation groove 810, and a ventilation net 812 is arranged in the inner cavity of the ventilation groove 810. Two circular grooves 815 are arranged on the rear side of the control box 81, and a fan 816 is arranged in each of the circular grooves 815. A through groove 89 is arranged on the support plate 88.

[0038] In the embodiment, the ventilation groove 810, the through groove 89, the circular groove 815, and the fan 816 can cooperate to extract the hot air in the control box 81 and then discharge the hot air when the fan 816 is driven, so as to rapidly cool the high temperature in the control box 81. The cold air from the outside enters the control box 81 through the bottom ventilation groove 810, so as to achieve the purpose of rapid heat dissipation. The ventilation net 812 can prevent the external cold air from entering the control box 81 and carrying the external sundries into the control box 81, so as to prevent the damage to the electronic components in the control box 81.

[0039] In an optional embodiment, two handles 814 are arranged on the top of the ventilation net 812, and a plurality of clamping blocks 813 are arranged on the outer wall of the ventilation net 812. A plurality of clamping grooves 811 are arranged on the inner wall of the ventilation groove 810, and the clamping blocks 813 are clamped in the inner cavities of the clamping grooves 811, respectively.

[0040] In the embodiment, the clamping blocks 813 and the clamping grooves 811 can limit the installation of the ventilation net 812 in the ventilation groove 810. The handles 814 can facilitate the subsequent workers to exert force on the ventilation net 812 to control the disassembly of the ventilation net 812, facilitate the regular cleaning of the ventilation net 812, and support the ventilation net 812 to stably locate in the ventilation groove 810 and provide a blocking effect.

[0041] In an optional embodiment, the two circular grooves 815 are arranged in an up-down mode, and a ventilation cover 817 is arranged in each of the circular grooves 815.

[0042] In the embodiment, the ventilation covers 817 can guarantee the ventilation effect of the fan 816 and the circular groove 815, and prevent the external sundries from being stirred into the fan 816 to damage the fan 816.

[0043] In an optional embodiment, an external thread 818 is arranged on the outer wall of the ventilation cover 817, an internal thread 819 is arranged on the inner wall of the circular groove 815, and the ventilation cover 817 is threadedly connected in the inner cavity of the circular groove 815.

[0044] In the embodiment, the installation between the ventilation cover 817 and the circular groove 815 is stable, and the fan 816 is convenient to disassemble and overhaul.

[0045] In an optional embodiment, the control box 81 is fixedly installed with a pad plate 85 near the top, and a backup power supply 86 is installed above the pad plate 85.

[0046] In the embodiment, the backup power supply 86 can automatically start to supply power when the power supply of the automatic control system 8 is accidentally cut off, so that the continuous supply of hot water can be ensured in an unexpected situation.

[0047] In an optional embodiment, the control box 81 is fixedly installed with a base 82 near the four corners at the bottom.

[0048] In the embodiment, the four bases 82 can support the control box 81, so that there is enough space at the bottom of the control box 81 for air exchange between the inside and the outside of the control box 81.

[0049] Finally, it should be noted that the above only describes the preferred embodiments of the present application and is not used to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or equivalently replace some technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A combined device for producing high-temperature water in a low-temperature environment, characterized in that: The system includes a fixed platform (1), on which an air source heat pump (2), a central intelligent scale inhibitor (3), a transfer water tank (4), a high-temperature water source heat pump (5), and a high-temperature water tank (6) are fixedly installed. A connecting pipe (7) is provided between the air source heat pump (2), the central intelligent scale inhibitor (3), the transfer water tank (4), the high-temperature water source heat pump (5), and the high-temperature water tank (6). An automated control system (8) is provided on the outside of the fixed platform (1). The connecting pipe (7) includes a connecting pipe one (71), the two ends of which are respectively inserted into the air source heat pump (2) and the central intelligent scale inhibitor (3). A connecting pipe two (72) is inserted between the central intelligent scale inhibitor (3) and the transfer water tank (4). A connecting pipe three (73) is inserted between the transfer water tank (4) and the high temperature water source heat pump (5). A connecting pipe four (74) is inserted between the high temperature water source heat pump (5) and the high temperature water tank (6).

2. The combined device for producing high-temperature water in a low-temperature environment according to claim 1, characterized in that: The automated control system (8) includes a control box (81), which has an opening on the front and a door (83) that is movably installed on the front. Two viewing windows (84) are installed on the door (83). A support plate (88) is fixedly installed in the inner cavity of the control box (81) near the bottom. A control host (87) is installed on the top of the support plate (88).

3. The combined device for producing high-temperature water in a low-temperature environment according to claim 2, characterized in that: The control host (87) includes a temperature sensor (871), a liquid level sensor (872), a signal receiving module (873), a PID controller (874), and an actuator (875).

4. The combined device for producing high-temperature water in a low-temperature environment according to claim 3, characterized in that: Two temperature sensors (871) and two liquid level sensors (872) are provided, and the two temperature sensors (871) and the two liquid level sensors (872) are respectively installed on the transfer water tank (4) and the high temperature water tank (6).

5. The combined device for producing high-temperature water in a low-temperature environment according to claim 2, characterized in that: The control box (81) has a ventilation slot (810) at the bottom, and a ventilation net (812) is installed in the inner cavity of the ventilation slot (810). The control box (81) also has two circular slots (815) on the rear side, and a fan (816) is fixedly installed in the inner cavity of each of the two circular slots (815). The support plate (88) has a through slot (89).

6. The combined device for producing high-temperature water in a low-temperature environment according to claim 5, characterized in that: Two handles (814) are fixedly installed on the top of the ventilation net (812), and multiple locking blocks (813) are fixedly installed on the outer wall of the ventilation net (812). Multiple slots (811) are opened on the inner wall of the ventilation groove (810), and multiple locking blocks (813) are respectively locked into the inner cavity of the corresponding slots (811).

7. The combined device for producing high-temperature water in a low-temperature environment according to claim 5, characterized in that: The two circular grooves (815) are arranged vertically, and ventilation covers (817) are inserted into the inner cavities of both circular grooves (815).

8. The combined device for producing high-temperature water in a low-temperature environment according to claim 7, characterized in that: The ventilation cover (817) has an external thread (818) on its outer wall and an internal thread (819) on its inner wall. The ventilation cover (817) is threaded into the inner cavity of the circular groove (815).

9. The combined device for producing high-temperature water in a low-temperature environment according to claim 2, characterized in that: A pad (85) is fixedly installed near the top of the inner cavity of the control box (81), and a backup power supply (86) is installed above the pad (85).

10. The combined device for producing high-temperature water in a low-temperature environment according to claim 2, characterized in that: The control box (81) is fixedly installed with bases (82) near the four corners of its bottom.

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