Energy supply device

Abstract

The utility model relates to the technical field of energy supply devices, and particularly discloses an energy supply device, which comprises a plurality of groups of air source heat pumps, a system cold and hot water return transmission module and a system cold and hot water supply transmission module, the system cold and hot water return transmission module is used for outputting water liquid treated by the air source heat pump, and a filtering assembly used for filtering the water liquid is arranged outside the system cold and hot water supply transmission module; the air source heat pump is used for treating energy supply, the tail end control system is continued, the manufacturing cost is reduced, and construction is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy supply technical field especially an energy supply device. BACKGROUND

[0002] The hospital heat supply is mainly used for heating and hot water supply. In cold regions, the heating system ensures that the ward, clinic, operating room and other areas maintain a suitable temperature, providing a comfortable environment for patients and medical staff. Hot water supply is used for washing in the ward, instrument cleaning and disinfection in the operating room and many other links. The heat pump system is to use electric energy to transfer heat from low temperature heat source to high temperature heat source, which is relatively more environmentally friendly and energy saving.

[0003] In the prior art, in the hospital energy supply system, the end system design requires full consideration of the demand of simultaneous energy supply for cooling and heating, and the traditional solution is to use a four-pipe system for the end system, but this system has the problem of high cost. UTILITY MODEL CONTENT

[0004] In the prior art, in the hospital energy supply system, the end system design requires full consideration of the demand of simultaneous energy supply for cooling and heating, and the traditional solution is to use a four-pipe system for the end system, but this system has the problem of high cost. The utility model provides an energy supply device.

[0005] The utility model adopts the technical scheme: an energy supply device, including multiple groups of air source heat pumps, system cold and hot water return transmission modules and system cold and hot water supply transmission modules, the system cold and hot water supply transmission module is used for providing water liquid to the air source heat pump, the system cold and hot water return transmission module is used for outputting the water liquid handled by the air source heat pump, the outside of the system cold and hot water supply transmission module is equipped with the filter assembly for filtering the water liquid.

[0006] The utility model further provides that the system cold and hot water return transmission module and system cold and hot water supply transmission module are all installed with electric valve and stop valve, and the outside of the air source heat pump is fixedly connected with the steel structure support.

[0007] The utility model further provides that the outside of the air source heat pump is also equipped with anti-freezing protection device, strong and weak electric transmission module, remote temperature transmission device and pressure transmission device.

[0008] The utility model further provides that the filter assembly includes filter box and multiple groups of filter frames arranged in the filter box, the filter frame is fixedly connected with filter screen, and the both ends of the filter box are fixedly connected with water inlet pipe and water outlet pipe, and the both sides of the corresponding filter frame in the filter box are fixedly connected with guide plate.

[0009] A further feature of this invention is that the top of the filter box is provided with a sliding opening corresponding to the position of the filter frame, the top of the filter box is provided with a pressure plate, and the bottom of the pressure plate is fixedly connected with a sealing block corresponding to the position of the sliding opening.

[0010] A further feature of this invention is that guide posts are fixedly connected to all four sides of the top of the filter box, and a threaded rod is fixedly connected to the center area of ​​the top of the filter box. Both the guide posts and the threaded rod penetrate the pressure plate, and a nut is threaded onto the outside of the threaded rod.

[0011] A further feature of this invention is that the top of the filter frame is provided with a groove, and a lever is rotatably connected within the groove.

[0012] The beneficial effects of this utility model are as follows: In this utility model, energy supply is handled by an air source heat pump, while the terminal two-pipe system is extended, reducing construction costs and facilitating construction. When the terminal energy consumption is only in cooling or heating mode, the specific steps are as follows: all air source heat pumps are switched to cooling or heating mode. The energy-side system controls the number of operating groups of the modular energy station system and the distribution of system water flow according to the terminal load. The branch system pressure transmission device monitors the branch system pressure, determines the system water resistance through pressure difference, and adjusts the number of operating branch air source heat pumps and the supply water temperature to maximize system energy saving. The system's hot and cold water return transmission module and hot and cold water supply transmission module transfer heat and cold water to the terminal energy consumption units. When the terminal energy consumption requires both cooling and heating, the specific steps are as follows: all electric valves and shut-off valves are switched to the closed mode, some air source heat pumps are switched to cooling mode, and the rest are switched to heating mode. The system's hot and cold water return transmission module and hot and cold water supply transmission module transfer heat and cold water to the terminal energy consumption units. Attached Figure Description

[0013] Figure 1 This is a top view of the structure of this utility model;

[0014] Figure 2 This is a schematic diagram of the filter box structure in this utility model;

[0015] Figure 3 This is an exploded structural diagram of the filter box in this utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the pressure plate in this utility model;

[0017] Figure 5 This is a schematic diagram of the filter frame in this utility model.

[0018] The diagram is marked as follows:

[0019] 1, air source heat pump; 2, electric valve; 3, stop valve; 4, anti-freezing protection device; 5, pressure transmission device; 6, remote temperature transmission device; 7, steel structure support; 8, strong and weak current transmission module; 9, system cold and hot return water transmission module; 10, system cold and hot water supply transmission module; 11, filter box; 12, water inlet pipe; 13, water outlet pipe; 14, pressing plate; 15, guide column; 16, threaded rod; 17, nut; 18, extrusion frame; 19, sealing block; 20, sliding port; 21, guide plate; 22, filter frame; 23, filter screen; 24, groove; 25, push plate. DETAILED DESCRIPTION

[0020] In the description of the utility model, it needs to explain that the orientation or position relation indicated by the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal" and the like is the orientation or position relation based on the shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and is not to indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0021] The following will be combined with the drawings Figures 1-5 Further illustrate the utility model.

[0022] In order to solve the problems in the background art, the present application proposes the following technical scheme: an energy supply device, comprising a plurality of air source heat pumps 1, a system cold and hot return water transmission module 9 and a system cold and hot water supply transmission module 10, the system cold and hot water supply transmission module 10 is used for providing water liquid to the air source heat pump 1, the system cold and hot return water transmission module 9 is used for outputting the water liquid processed by the air source heat pump 1, and the outside of the system cold and hot water supply transmission module 10 is provided with a filtering assembly for filtering the water liquid, wherein the air source heat pump 1 serves as a new energy supply unit, which can not only refrigerate but also heat; the air source heat pump 1 is driven by a small amount of electric energy, absorbs cold and heat from the surrounding environment, and meets the energy demand of the terminal system; the refrigeration working condition environment temperature range of the air source heat pump 1 is 5-48 DEG C, and the heating working condition environment temperature range is -26-30 DEG C, and the requirement for environment temperature is relatively wide.

[0023] Among them, the electric valve 2 and the stop valve 3 are installed in the system cold and hot return water transmission module 9 and the system cold and hot water supply transmission module 10, the steel structure support 7 is fixedly connected outside the air source heat pump 1, and the air source heat pump 1 is further provided with the anti-freezing protection device 4, the strong and weak current transmission module 8, the remote temperature transmission device 6 and the pressure transmission device 5.

[0024] In addition, for the case that the hospital and the like exist a transition season while supplying cold and heat, the traditional four-pipe control mode is changed, the end two-pipe control system is continued, the end engineering quantity is reduced by 40% in the early stage, and the engineering cost is reduced by 30%; the control cold-heat switching system is additionally arranged in the energy station, the system is interlocked with the end temperature control panel system, in addition, the AI artificial intelligence system can also be used to monitor the energy consumption and cold-heat demand of the end unit in real time, and the opening group number and cold-heat supply mode of the air source heat pump 1 are controlled.

[0025] In the application, a small modular grouping mode is adopted, an electric valve 2 and a hydraulic bypass pipeline are arranged in each branch water system, the opening group number of the modular system of the energy station system and the distribution of the system water flow are controlled according to the load of the end system, in order to prevent the thawing phenomenon of the branch system caused by the non-operation of part of the modules in the heating condition in winter, the anti-freezing protection device 4 is additionally arranged in the branch system, and the main machine of the branch system starts the anti-freezing mode when the water temperature of the branch system is lower than a certain set temperature.

[0026] The above technical solutions are explained as follows:

[0027] Case one, the end energy consumption is only in the refrigeration or heating condition:

[0028] The air source heat pump 1 is switched to the refrigeration or heating mode, the electric valve 2 and the stop valve 3 are switched to the opening mode, the anti-freezing protection device 4 is switched to the closing mode, the opening group number of the modular system of the energy station system and the distribution of the system water flow are controlled according to the load of the end system, the branch system pressure is monitored through the branch system pressure transmission device 5, the water resistance condition is determined through the pressure difference, the branch system temperature is monitored through the branch system remote temperature transmission device 6, the opening number of the branch air source heat pump 1 and the water supply temperature are adjusted in real time through the data feedback of the end temperature control panel system, and the maximum energy saving of the system is realized. The system energy supply module is placed on the steel structure support 7, the air source heat pump 1 is provided with power supply and data information by means of the strong and weak electric transmission module 8, and the cold and heat are transmitted to the end energy consumption unit through the system cold and heat return water transmission module 9 and the system cold and heat water supply transmission module 10.

[0029] Case two, the end energy consumption needs the refrigeration and heating conditions at the same time:

[0030] Electric valve 2 and shut-off valve 3 are all switched to the closed mode. Part of the air source heat pump 1 is switched to cooling mode, and the rest to heating mode. The antifreeze protection device 4 is in the closed mode during cooling and the open mode during heating. The energy-side system controls the number of operational modules and the distribution of system water flow according to the terminal load. The branch system pressure transmission device 5 monitors the branch system pressure, and the system water resistance is determined by the pressure difference. The branch system temperature transmission device 6 monitors the branch system temperature. Based on data feedback from the terminal temperature control panel system, the number of operational air source heat pumps 1 and the supply water temperature are adjusted in real time to maximize system energy savings. The system power supply module is placed on the steel structure support 7. It provides power and data information to the air source heat pump 1 through the system's strong and weak current transmission module 8. The system's hot and cold water return transmission module 9 and system hot and cold water supply transmission module 10 transfer heat and cold water to the terminal energy-consuming units.

[0031] As another embodiment, a filter assembly is also provided. The filter assembly includes a filter box 11 and multiple filter frames 22 disposed in the filter box 11. A filter screen 23 is fixedly connected in the filter frame 22. A water inlet pipe 12 and a water outlet pipe 13 are fixedly connected to both ends of the filter box 11, respectively. The water outlet pipe 13 is connected to the system hot and cold water supply transmission module 10 and is used to provide the filtered water to the air source heat pump 1 for processing. Guide plates 21 are fixedly connected to both sides of the corresponding filter frame 22 in the filter box 11.

[0032] In a further design, sliding openings 20 are provided at the top of the filter box 11 corresponding to the position of the filter frame 22. A pressure plate 14 is provided at the top of the filter box 11. Sealing blocks 19 are fixedly connected at the bottom of the pressure plate 14 corresponding to the sliding openings 20. Guide posts 15 are fixedly connected around the top of the filter box 11. A threaded rod 16 is fixedly connected to the center area of ​​the top of the filter box 11. The guide posts 15 and the threaded rod 16 both pass through the pressure plate 14. Nuts 17 are threadedly connected to the outside of the threaded rod 16. A groove 24 is provided at the top of the filter frame 22. A lever 25 is rotatably connected in the groove 24.

[0033] The above technical solution is explained as follows: Water enters the filter box 11 through the water inlet pipe 12. After being filtered by the filter screen 23, impurities in the water can be removed. Then, through transmission, the filtered water can be processed by the air source heat pump 1.

[0034] When it is necessary to replace the filter frame 22 and filter screen 23, simply remove the nut 17, take out the pressure plate 14, and then rotate the lever 25 to keep the lever 25 in a vertical position. Then, by pulling the lever 25, the filter frame 22 and filter screen 23 can be pulled out from the filter box 11 for replacement.

[0035] After the replacement is completed, the pressing plate 14 is abutted against the top of the filter box 11, the sealing block 19 is inserted into the sliding port 20 for sealing, the nut 17 is rotated, the pressing frame 18 presses the pressing plate 14, and the sealing block 19 and the sliding port 20 are kept sealed.

[0036] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0037] Although the embodiments of the present application have been shown and described, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An energy supply device, characterized by Including multiple sets of air source heat pump (1), system cold and hot water transmission module (9) and system cold and hot water supply transmission module (10), the system cold and hot water supply transmission module (10) is used to provide water liquid to air source heat pump (1), the system cold and hot water transmission module (9) is used to output the water liquid after being handled by air source heat pump (1), the outside of the system cold and hot water supply transmission module (10) is provided with a filtering assembly for filtering water liquid.

2. An energy supply device according to claim 1, characterized in that The system cold and hot water transmission module (9) and the system cold and hot water supply transmission module (10) are provided with electric valves (2) and stop valves (3), and the air source heat pump (1) is fixedly connected with a steel structure support (7) outside.

3. An energy supply device according to claim 2, characterized in that The air source heat pump (1) is further provided with a freeze protection device (4), a strong and weak current transmission module (8), a remote temperature transmission device (6) and a pressure transmission device (5) outside.

4. The energy supply device of claim 1, wherein The filtering assembly comprises a filter box (11) and multiple sets of filter frames (22) arranged in the filter box (11), the filter frame (22) is fixedly connected with a filter screen (23) inside, the filter box (11) is fixedly connected with an inlet pipe (12) and an outlet pipe (13) at both ends respectively, and the both sides of the corresponding filter frame (22) in the filter box (11) are fixedly connected with guide plates (21).

5. An energy supply device according to claim 4, characterized in that The top of the filter box (11) is provided with a sliding port (20) corresponding to the position of the filter frame (22), the top of the filter box (11) is provided with a pressing plate (14), and the bottom of the pressing plate (14) is fixedly connected with a sealing block (19) corresponding to the position of the sliding port (20).

6. An energy supply device according to claim 5, characterized in that The top of the filter box (11) is fixedly connected with a guide column (15), the top center area of the filter box (11) is fixedly connected with a threaded rod (16), the guide column (15) and the threaded rod (16) penetrate through the pressing plate (14), and the outer thread of the threaded rod (16) is connected with a nut (17).

7. An energy supply device according to claim 6, characterized in that The top of the filter frame (22) is provided with a groove (24), and the groove (24) is rotatably connected with a push plate (25).

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