Electric two-way valve with temperature sensing control function

Abstract

The utility model discloses an electric two-way valve with temperature sensing control, which is applied to a fluid lubrication system and comprises a two-way valve seat and a valve body, an oil inlet and an oil outlet of the two-way valve seat are connected with a fluid lubrication system pipeline, and a temperature detection unit and a control board card are arranged on the two-way valve seat. A power interface of the control board card is connected with a power supply unit, the temperature detection unit is connected with the control board card, the control board card is in signal connection with an electric actuator of the two-way valve seat, the electric actuator is electrically connected with the power supply unit, and the electric actuator is in driving connection with a motor for controlling a switch of the two-way valve. According to the utility model, temperature-based body automatic control and RS485 communication control are realized, and structural space and pipeline connecting materials are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of temperature control of electric two-way valves, in particular to an electric two-way valve with temperature sensing control. Background Art

[0002] Existing electric two-way valves are controlled through a separate temperature sensor interlocked with a PLC control system. Due to the separate temperature sensors, control systems, valve seats, and actuators, the system's structural design is often redundant, resulting in numerous leaks, inconvenient installation, and a lack of overall planning. This also increases the workload and material costs during the system's production and fabrication process. Utility Model Content

[0003] In order to solve the above problems, the utility model provides an electric two-way valve with temperature sensing control, which realizes temperature-based automatic control of the body and RS485 communication control, reduces the structural space and pipeline connection materials, simplifies the welding process, and solves the original problems of temperature detection, remote control, complex installation, and scattered parts.

[0004] The utility model provides an electric two-way valve with temperature sensing control, which is used in fluid lubrication systems. The specific technical solution is as follows:

[0005] It includes a two-way valve seat and a valve body. The oil inlet and outlet of the two-way valve seat are connected to the fluid lubrication system pipeline. The two-way valve seat is provided with a temperature detection unit and a control board. The power interface of the control board is connected to the power supply unit. The temperature detection unit is connected to the control board. The control board is connected to the electric actuator signal of the two-way valve seat. The electric actuator is electrically connected to the power supply unit. The electric actuator drives the motor connected to control the two-way valve switch.

[0006] The control board uses the temperature detection unit to provide real-time feedback on the temperature of the medium flowing through the valve body. According to the set switching temperature, it controls the electric actuator to drive the switch of the two-way valve seat, thereby switching the flow direction of the medium through the valve body.

[0007] Furthermore, the power supply unit is a 220V, 50HZ AC power supply.

[0008] Furthermore, the power supply unit is connected to the control board through a control transformer.

[0009] Furthermore, the temperature detection unit is a PT100 temperature sensor.

[0010] Furthermore, the two-way valve seat is made of 304 stainless steel.

[0011] Furthermore, the two-way valve seat is connected to the system pipeline through a flange or a pipe thread.

[0012] Furthermore, the two-way valve has a diameter of DN50, a bearing pressure of 1.6 MPa, and a bearing temperature of 0-80°C.

[0013] Furthermore, a communication module is provided on the two-way valve seat, and the communication module is connected to the control board card signal, and the control board card is connected to the host computer through the communication interface of the communication module.

[0014] Furthermore, the communication interface is an RS485 communication interface.

[0015] The beneficial effects of the utility model are as follows:

[0016] The utility model integrates the temperature detection unit and the control board on the two-way base, reducing the structural space and pipe connection materials, controls the valve body switch through the real-time detection temperature feedback, realizes the communication control of the valve body switch by the host computer through the RS485 communication interface, realizes the temperature-based body automatic control and RS485 communication control, and solves the problems of the original temperature detection, reliance on remote control, complex installation, and scattered parts and components. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the control structure of Example 1 of the present utility model.

[0018] Figure 2 This is a schematic diagram of the control structure of Example 2 of the present utility model.

[0019] Explanation of reference numerals: 1-two-way valve seat, 2-temperature detection unit, 3-control board, 4-electric actuator, 5-power supply unit. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention generally described and shown in the drawings herein can be arranged and designed in a variety of different configurations. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0021] In the description of the embodiments of the present invention, it should be noted that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, or the orientations or positional relationships in which the utility model product is conventionally placed when in use, or the orientations or positional relationships conventionally understood by those skilled in the art, or the orientations or positional relationships in which the utility model product is conventionally placed when in use. These are merely 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 orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention. In addition, the terms "first" and "second" are used only to distinguish descriptions and should not be understood as indicating or implying relative importance.

[0022] In the description of the embodiments of the present invention, it should be noted that, unless otherwise specified or limited, the terms "disposed" and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to direct connections or indirect connections through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0023] Example 1

[0024] Example 1 of the present utility model discloses an electric two-way valve with temperature sensing control, which is used in a fluid lubrication system, such as Figure 1 As shown, the details are as follows:

[0025] It includes a two-way valve seat 1 and a valve body, wherein the oil inlet and outlet of the two-way valve seat 1 are connected to the fluid lubrication system pipeline;

[0026] The two-way valve seat 1 is provided with a temperature detection unit 2 and a control board 3. The power interface of the control board 3 is connected to the power supply unit 5. The temperature detection unit 2 is connected to the control board 3. The control board 3 is signal-connected to the electric actuator 4 of the two-way valve seat 1. The electric actuator 4 is electrically connected to the power supply unit 5. The electric actuator 4 drives the motor connected to control the two-way valve switch.

[0027] The control board 3 controls the electric actuator 4 to switch the two-way valve according to the temperature feedback from the temperature detection unit 2, thereby switching the flow direction of the valve body medium and realizing automatic control.

[0028] As a preferred embodiment, the power supply unit 5 is a 220V, 50HZ AC power supply.

[0029] As a preferred embodiment, the power supply unit 5 is connected to the control board 3 for power supply via a control transformer.

[0030] As a preferred embodiment, the temperature detection unit 2 is a PT100 temperature sensor, which performs real-time temperature detection on the medium flowing into the two-way valve through the temperature sensor and feeds back to the control board 3.

[0031] As a preferred embodiment, the two-way valve seat 1 is made of 304 stainless steel.

[0032] As a preferred embodiment, the two-way valve seat 1 is connected to the system pipeline through a flange or a pipe thread.

[0033] As a preferred embodiment, the two-way valve has a diameter of DN50, a bearing pressure of 1.6 MPa, and a bearing temperature of 0-80°C.

[0034] Based on the above-mentioned electric two-way valve, the medium (for example, lubricating oil) flows into the valve body through the pipeline where the temperature detection unit 2 is located. The control board 3 obtains the feedback temperature through the temperature detection unit 2, controls the electric actuator 4 to drive the switch of the two-way valve seat 1, and switches the flow direction of the medium through the valve body.

[0035] Example 2

[0036] Example 2 of the present utility model discloses an electric two-way valve with temperature sensing control, which is used in fluid lubrication systems, such as Figure 2 As shown, the details are as follows:

[0037] It includes a two-way valve seat 1 and a valve body, wherein the oil inlet and outlet of the two-way valve seat 1 are connected to the fluid lubrication system pipeline;

[0038] The two-way valve seat 1 is provided with a temperature detection unit 2 and a control board 3. The power interface of the control board 3 is connected to the power supply unit 5. The temperature detection unit 2 is connected to the control board 3. The control board 3 is signal-connected to the electric actuator 4 of the two-way valve seat 1. The electric actuator 4 is electrically connected to the power supply unit 5. The electric actuator 4 drives the motor connected to control the two-way valve switch.

[0039] The control board 3 controls the electric actuator 4 to switch the two-way valve according to the temperature feedback from the temperature detection unit 2, thereby switching the flow direction of the valve body medium and realizing automatic control.

[0040] As a preferred embodiment, the power supply unit 5 is a 220V, 50HZ AC power supply.

[0041] As a preferred embodiment, the power supply unit 5 is connected to the control board 3 for power supply via a control transformer.

[0042] As a preferred embodiment, the temperature detection unit 2 is a PT100 temperature sensor, which performs real-time temperature detection on the medium flowing into the two-way valve through the temperature sensor and feeds back to the control board 3.

[0043] As a preferred embodiment, the two-way valve seat 1 is made of 304 stainless steel.

[0044] As a preferred embodiment, the two-way valve seat 1 is connected to the system pipeline through a flange or a pipe thread.

[0045] As a preferred embodiment, the two-way valve has a diameter of DN50, a bearing pressure of 1.6 MPa, and a bearing temperature of 0-80°C.

[0046] As a preferred embodiment, a communication module is further provided on the two-way valve seat 1, and the communication module is signal-connected to the control board 3, and the control board 3 is connected to the host computer through the communication interface of the communication module;

[0047] Specifically, the communication interface is an RS485 communication interface.

[0048] The valve opening and closing mode control switching of the electric two-way valve is realized through the RS485 communication interface, and the upper computer sets the opening temperature and closing temperature of the two-way valve during automatic control through the RS485 communication interface.

[0049] Based on the above-mentioned electric two-way valve, the control mode is switched by receiving a signal through the RS485 communication interface. When the electric two-way valve performs automatic control of the main body, the medium (for example, lubricating oil) flows into the valve body through the pipeline where the temperature detection unit 2 is located. The control board 3 obtains the feedback temperature through the temperature detection unit 2 and controls the electric actuator 4 to drive the switch of the two-way valve seat 1, thereby switching the flow direction of the medium through the valve body.

[0050] When the electric two-way valve is controlled by the host computer, the medium (for example, lubricating oil) flows into the valve body through the pipeline where the temperature detection unit 2 is located. The control board 3 obtains the feedback temperature through the temperature detection unit 2 and transmits it to the host computer. The temperature detected by the temperature detection unit 2 is only used for feedback to the host computer. The opening and closing of the two-way valve are controlled by the instructions of the host computer to realize the flow direction switching of the valve body medium.

[0051] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An electric two-way valve with temperature sensing control, characterized in that: Applied in a fluid lubrication system, it comprises a two-way valve seat and a valve body, the oil inlet and outlet of the two-way valve seat are connected to the fluid lubrication system pipeline, the two-way valve seat is provided with a temperature detection unit and a control board, the power interface of the control board is connected to a power supply unit, the temperature detection unit is connected to the control board, the control board is connected to the electric actuator signal of the two-way valve seat, the electric actuator is electrically connected to the power supply unit, and the electric actuator drives the motor connected to control the switch of the two-way valve.

2. The electric two-way valve with temperature sensing control according to claim 1, characterized in that: The power supply unit is a 220V, 50HZ AC power supply.

3. The electric two-way valve with temperature sensing control according to claim 2, characterized in that: The power supply unit is connected to the control board through a control transformer.

4. The electric two-way valve with temperature sensing control according to claim 1, characterized in that: The temperature detection unit is a PT100 temperature sensor.

5. The electric two-way valve with temperature sensing control according to claim 1, characterized in that: The two-way valve seat is made of 304 stainless steel.

6. The electric two-way valve with temperature sensing control according to claim 5, characterized in that: The two-way valve seat is connected to the system pipeline through a flange or a pipeline thread.

7. The electric two-way valve with temperature sensing control according to claim 6, characterized in that: The two-way valve has a diameter of DN50, a bearing pressure of 1.6 MPa, and a bearing temperature of 0-80°C.

8. The electric two-way valve with temperature sensing control according to any one of claims 1 to 7, characterized in that: A communication module is also provided on the two-way valve seat. The communication module is connected to the control board card signal. The control board card is connected to the host computer through the communication interface of the communication module.

9. The electric two-way valve with temperature sensing control according to claim 8, characterized in that: The communication interface is an RS485 communication interface.

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