Air energy system liquid supplementing device

Abstract

The utility model provides a liquid supplementing device of an air energy system. A liquid supplementing device of an air energy system comprises a box body, a liquid storage box, a liquid injection pump, a pressure collecting device, a liquid injection pipeline and an electric control system. The liquid storage box, the liquid injection pump, the pressure acquisition device, the liquid injection pipeline and the electric control system are all located in the box body, a liquid adding opening is formed in the top end of the liquid storage box, one end of the liquid injection pipeline is connected to a liquid outlet in the bottom end of the liquid storage box, and the other end of the liquid injection pipeline penetrates through the side end of the box body and extends out of the box body; the other end of the liquid injection pipeline is connected with an air source heat pump system pipeline, a liquid injection pump and a pressure collecting device are sequentially arranged on the liquid injection pipeline, and the liquid injection pump is arranged close to the liquid outlet. The air energy system liquid supplementing device overcomes the defects that according to an existing mode for filling purified water or anti-freezing liquid into an air source heat pump system, time and labor are wasted, construction is repeated, and popularization of energy-saving products is not facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of heating devices, in particular to a liquid replenisher for an air energy system. Background Art

[0002] Air source heat pump units have been widely used in the current national promotion of energy conservation and emission reduction, and in the process of replacing coal with electricity in rural areas. However, in practice, after the air source heat pump system is installed, pure water or antifreeze needs to be added to the system. Currently, installers do not have special equipment to add liquids. Most of them use self-priming pumps on site to complete this step, which are then dismantled after adding. When the system lacks liquid, it has to be temporarily assembled to complete the filling, and then dismantled again after completion. This is time-consuming and labor-intensive repetitive construction, which is not conducive to the promotion of energy-saving products.

[0003] In summary, the existing method for adding pure water or antifreeze to the air source heat pump system has the defects of being time-consuming, labor-intensive and repetitive, and is not conducive to the promotion of energy-saving products. Utility Model Content

[0004] In order to solve the above problems, the utility model provides an air energy system replenisher to solve the defects of the existing method for adding pure water or antifreeze to the air source heat pump system, which is time-consuming, labor-intensive and repetitive construction and is not conducive to the promotion of energy-saving products.

[0005] According to a first aspect of the utility model, there is provided an air energy system refiller, comprising: a box body, a liquid storage tank, a liquid injection pump, a pressure collection device, a liquid injection pipeline and an electronic control system;

[0006] The liquid storage tank, liquid injection pump, pressure collection device, liquid injection pipeline and electronic control system are all located in the box body, and a liquid filling port is provided at the top of the liquid storage tank, one end of the liquid injection pipeline is connected to the liquid outlet at the bottom of the liquid storage tank, and the other end of the liquid injection pipeline passes through the side end of the box body and extends to the outside of the box body, and the other end of the liquid injection pipeline is connected to the air source heat pump system pipeline, and the liquid injection pump and the pressure collection device are provided on the liquid injection pipeline in sequence, and the liquid injection pump is arranged close to the liquid outlet, and the liquid injection pump and the pressure collection device are both connected to the electronic control system.

[0007] Optionally, a liquid level sensor is also included. The liquid level sensor is installed at the lower end of the liquid storage tank and is connected to the electronic control system.

[0008] Optionally, a valve is further included, which is arranged on the injection pipeline, the valve is located between the injection pump and the pressure collection device, and the valve is arranged close to the injection pump.

[0009] Optionally, it also includes an automatic exhaust valve and an exhaust pipe;

[0010] The exhaust pipe is located inside the box body, the exhaust pipe is connected to the liquid injection pipe, and the exhaust pipe is located between the valve and the pressure collection device. An automatic exhaust valve is arranged on the exhaust pipe.

[0011] Optionally, a one-way valve is further included, which is arranged on the injection pipeline and located between the exhaust pipeline and the pressure collection device.

[0012] Through the air energy system replenisher of the utility model, the liquid storage tank, the liquid injection pump, the pressure collection device, the liquid injection pipeline and the electric control system are all located in the box body, and the top of the liquid storage tank is provided with a liquid filling port, one end of the liquid injection pipeline is connected to the liquid outlet at the bottom of the liquid storage tank, the other end of the liquid injection pipeline passes through the side end of the box body and extends to the outside of the box body, and the other end of the liquid injection pipeline is connected to the air source heat pump system pipeline, the liquid injection pipeline is provided with a liquid injection pump and a pressure collection device in sequence, and the liquid injection pump is arranged near the liquid outlet, and the liquid injection pump and the pressure collection device are both connected to the electric control system. The other end of the liquid injection pipeline can be connected to the air source heat pump system pipeline to realize the function of automatic liquid filling, which greatly facilitates the installers and users to realize the system's first or second liquid filling link. In addition, this method can be conducive to the promotion of energy-saving products. Therefore, the utility model solves the existing method for filling pure water or antifreeze into the air source heat pump system, which has the defects of time-consuming and labor-intensive repeated construction, which is not conducive to the promotion of energy-saving products. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a schematic diagram of the overall structure of an air energy system liquid replenisher provided by the utility model.

[0014] List of reference numerals:

[0015] 1. Box body; 2. Liquid storage tank; 3. Liquid injection pump; 4. Pressure collection device; 5. Liquid injection pipeline; 6. Electronic control system; 7. Liquid level sensor; 8. Valve; 9. Automatic exhaust valve; 10. Exhaust pipeline; 11. Check valve. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0017] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] Reference Figure 1 The utility model provides an air energy system replenisher, which can solve the defects of the existing method for adding pure water or antifreeze to the air source heat pump system, which is time-consuming, labor-intensive and repeated construction, and is not conducive to the promotion of energy-saving products.

[0020] The utility model provides an air energy system liquid replenisher, comprising: a box body 1, a liquid storage box 2, a liquid injection pump 3, a pressure collection device 4, a liquid injection pipeline 5 and an electronic control system 6;

[0021] The liquid storage tank 2, the liquid injection pump 3, the pressure collection device 4, the liquid injection pipe 5 and the electronic control system 6 are all located in the box body 1, and a liquid filling port is provided at the top of the liquid storage tank 2, one end of the liquid injection pipe 5 is connected to the liquid outlet at the bottom end of the liquid storage tank 2, the other end of the liquid injection pipe 5 passes through the side end of the box body 1 and extends to the outside of the box body 1, and the other end of the liquid injection pipe 5 is connected to the air source heat pump system pipe, the liquid injection pump 3 and the pressure collection device 4 are provided on the liquid injection pipe 5 in sequence, and the liquid injection pump 3 is arranged close to the liquid outlet, and the liquid injection pump 3 and the pressure collection device 4 are both connected to the electronic control system 6.

[0022] Among them, the box body 1, the liquid storage tank 2, the injection pump 3, the pressure collection device 4, the injection pipeline 5 and the electronic control system 6 are all existing products, which can be specifically used to achieve the functions and effects of this application.

[0023] The utility model provides an air energy system replenisher, in which a liquid storage tank 2, a liquid injection pump 3, a pressure collection device 4, a liquid injection pipe 5 and an electronic control system 6 are all located in a box body 1, and a liquid filling port is provided at the top of the liquid storage tank 2, one end of the liquid injection pipe 5 is connected to the liquid outlet at the bottom end of the liquid storage tank 2, the other end of the liquid injection pipe 5 passes through the side end of the box body 1 and extends to the outside of the box body 1, and the other end of the liquid injection pipe 5 is connected to the air source heat pump system pipe, the liquid injection pump 3 and the pressure collection device 4 are provided on the liquid injection pipe 5 in sequence, and the liquid injection pump 3 is arranged near the liquid outlet, the liquid injection pump 3 and the pressure collection device 4 are both connected to the electronic control system 6, and the other end of the liquid injection pipe 5 can be connected to the air source heat pump system pipe to realize the function of automatic liquid filling, which greatly facilitates the installers and users to realize the initial or secondary liquid replenishment of the system. In addition, this method can be conducive to the promotion of energy-saving products. Therefore, the utility model solves the defects of the existing method for adding pure water or antifreeze to the air source heat pump system, which is time-consuming, labor-intensive and repeated construction and is not conducive to the promotion of energy-saving products;

[0024] Reference Figure 1 Optionally, it also includes a liquid level sensor 7, which is installed at the lower end of the liquid storage tank 2 and is connected to the electronic control system 6.

[0025] Among them, the liquid level sensor 7 is an existing product, which is specifically used to achieve the functions and effects of the present application. When the pure water or antifreeze in the liquid storage tank 2 is at the lower limit of the liquid level, that is, at the lower end of the liquid level sensor 7, it means that the amount of pure water or antifreeze in the liquid storage tank 2 is insufficient, and the electronic control system 6 controls the injection pump 3 to close.

[0026] Reference Figure 1 Optionally, it also includes a valve 8, which is arranged on the injection pipeline 5, the valve 8 is located between the injection pump 3 and the pressure collection device 4, and the valve 8 is arranged close to the injection pump 3.

[0027] Among them, valve 8 is an existing product, which can be specifically used to achieve the functions and effects of this application. Valve 8 is used to control the flow rate and speed of pure water or antifreeze injected into the pipeline of the air source heat pump system.

[0028] Reference Figure 1 , optionally, also includes an automatic exhaust valve 9 and an exhaust pipe 10;

[0029] The exhaust pipe 10 is located inside the box body 1 , and is connected to the liquid injection pipe 5 . The exhaust pipe 10 is located between the valve 8 and the pressure collection device 4 . An automatic exhaust valve 9 is provided on the exhaust pipe 10 .

[0030] Among them, the automatic exhaust valve 9 is an existing product, which is specifically used to achieve the functions and effects of the present application. The automatic exhaust valve 9 and the exhaust pipe 10 are arranged to automatically exhaust the air mixed in the pure water or antifreeze.

[0031] Reference Figure 1 Optionally, it also includes a one-way valve 11, which is arranged on the injection pipeline 5, and the one-way valve 11 is located between the exhaust pipeline 10 and the pressure collection device 4.

[0032] Among them, the one-way valve 11 is an existing product, which can be used to achieve the functions and effects of the present application. The one-way valve 11 can ensure that the pure water or antifreeze in the exhaust pipe 10 does not overflow.

[0033] Working principle:

[0034] After the device is connected to the air source heat pump system pipeline, the liquid storage tank 2 is filled with pure water or antifreeze through the liquid filling port, the electronic control system 6 is started and the liquid injection opening pressure value and the liquid injection closing pressure value are set. When the pressure acquisition device 4 determines that the system is lower than the opening pressure, the liquid injection pump 3 is turned on. When the pressure reaches the set pressure value or the lower limit of the liquid level in the liquid storage tank 2, the liquid injection pump 3 is turned off. The opening and closing of the liquid injection pump 3 are automatically operated according to the above logic. In addition, the electronic control system 6 can be set to operate in timed liquid replenishment, constant pressure liquid replenishment, liquid shortage alarm and other operating modes.

[0035] It should be noted that not all steps and modules in the above-mentioned processes and system structure diagrams are necessary, and some steps or modules can be ignored according to actual needs. The execution order of each step is not fixed and can be adjusted as needed. The system structure described in the above-mentioned embodiments can be a physical structure or a logical structure, that is, some modules may be implemented by the same physical entity, or some modules may be implemented by multiple physical entities, or some components in multiple independent devices may be implemented together.

[0036] In the above embodiments, the hardware module can be implemented mechanically or electrically. The above text shows and describes the present invention in detail through the accompanying drawings and preferred embodiments, but the present invention is not limited to these disclosed embodiments. Based on the above embodiments, those skilled in the art can know that the code review methods in the above different embodiments can be combined to obtain more embodiments of the present invention, and these embodiments are also within the protection scope of the present invention.

Claims

1. An air energy system refiller, It is characterized in that include: A box body (1), a liquid storage tank (2), a liquid injection pump (3), a pressure collection device (4), a liquid injection pipeline (5) and an electronic control system (6); The liquid storage tank (2), the liquid injection pump (3), the pressure collection device (4), the liquid injection pipe (5) and the electronic control system (6) are all located in the box body (1), and a liquid filling port is provided at the top of the liquid storage tank (2). One end of the liquid injection pipe (5) is connected to the liquid outlet at the bottom of the liquid storage tank (2), and the other end of the liquid injection pipe (5) passes through the side end of the box body (1) and extends to the outside of the box body (1). The other end of the liquid injection pipe (5) is connected to the air source heat pump system pipe. The liquid injection pump (3) and the pressure collection device (4) are provided on the liquid injection pipe (5) in sequence, and the liquid injection pump (3) is arranged close to the liquid outlet. The liquid injection pump (3) and the pressure collection device (4) are both connected to the electronic control system (6).

2. An air energy system rehydrator according to claim 1, It is characterized in that It also includes a liquid level sensor (7), which is installed at the lower end of the liquid storage tank (2) and connected to the electronic control system (6).

3. An air energy system rehydrator according to claim 2, It is characterized in that It also comprises a valve (8), wherein the valve (8) is arranged on the injection pipeline (5), the valve (8) is located between the injection pump (3) and the pressure collection device (4), and the valve (8) is arranged close to the injection pump (3).

4. The air energy system rehydrator according to claim 3, It is characterized in that It also includes an automatic exhaust valve (9) and an exhaust pipe (10); The exhaust pipe (10) is located inside the box (1), the exhaust pipe (10) is connected to the injection pipe (5), and the exhaust pipe (10) is located between the valve (8) and the pressure collection device (4), and the automatic exhaust valve (9) is provided on the exhaust pipe (10).

5. The air energy system refiller according to claim 4, It is characterized in that It also comprises a one-way valve (11), wherein the one-way valve (11) is arranged on the liquid injection pipeline (5), and the one-way valve (11) is located between the exhaust pipeline (10) and the pressure collection device (4).

Images