Real-time purification device for transformer oil

Abstract

The utility model discloses a real-time purification device for transformer oil, which relates to the technical field of oil-immersed transformers and comprises a box body, a PLC (programmable logic controller) control component is mounted at the top end in the box body, and a high-precision filtering component electrically connected with the PLC control component is mounted below the PLC control component. A rotating disc is mounted below the high-precision filtering part, a recycling tank containing a liquid level sensor and a respirator is placed at the top end of the rotating disc, a driving motor used for driving the rotating disc is mounted at the bottom end of the rotating disc, and the driving motor is electrically connected with the liquid level sensor through a single chip microcomputer. According to the utility model, the PLC control part, the high-precision filtering part and the recovery tank are arranged, the PLC control device is utilized to realize automatic oil filtering, data access is combined, online operation maintenance is realized, in addition, the waste oil recovery device is additionally arranged, environmental pollution is avoided, and resource recovery is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of oil-immersed transformers, in particular to a real-time purification device for transformer oil. Background Art

[0002] Oil-immersed transformers generally consist of two parts: the body and the oil tank. Usually three cooling methods are adopted: oil-immersed self-cooling, oil-immersed air cooling and forced oil circulation. Oil-immersed transformers have the characteristics of strong heat dissipation performance, low manufacturing and maintenance costs, and convenient recycling. They are suitable for outdoor and relatively harsh environments, such as places that require waterproofing, on poles, outdoors, etc.

[0003] Currently, most operating accidents and failures of oil-immersed power transformers are closely related to the deterioration of transformer oil. There are many online transformer oil monitoring devices on the market, which can basically realize early detection of transformer oil deterioration, but there are few devices for transformer oil purification. For this reason, we propose a real-time transformer oil purification device that can be linked with the online transformer oil monitoring device. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a transformer oil real-time purification device to solve the technical problems mentioned in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a real-time purification device for transformer oil, comprising a box body, a PLC control component is installed at the top of the inner part of the box body, and the PLC control component includes a display screen, an operation button and a data interface, and the PLC control component is electrically connected to a transformer oil online monitoring device and a transformer comprehensive protection device, a high-precision filter component electrically connected to the PLC control component is installed below the PLC control component, and the outer wall of the high-precision filter component is connected to an oil inlet pipe, and the bottom end of the high-precision filter component is connected to an oil drain pipe, a turntable is installed below the high-precision filter component, and a recovery tank containing a liquid level sensor and a respirator is placed at the top of the turntable, and a drive motor for driving the turntable is installed at the bottom of the turntable, and the drive motor is electrically connected to the liquid level sensor through a single-chip microcomputer.

[0006] By adopting the above technical solution, the PLC control device is used to realize automatic oil filtration, combined with data access, and online operation and maintenance are realized at the same time. In addition, a waste oil recovery device is added to avoid environmental pollution and realize resource recovery.

[0007] The utility model is further configured as follows: a feed port is opened at the top of the recovery tank, and the inside of the feed port is connected with an electric control injection pipe connected with the oil discharge pipe, a telescopic portion is provided between the bottom end of the oil discharge pipe and the top of the electric control injection pipe, a horizontal plate is fixedly sleeved on the outer wall of the electric control injection pipe, and an electric push rod is connected to the top of the horizontal plate, and the electric push rod is electrically connected to the liquid level sensor of the recovery tank through a single-chip microcomputer.

[0008] By adopting the above technical solution, an electric control effect is achieved.

[0009] The utility model is further configured such that a storage cavity is also opened inside the box body, and a plurality of groups of empty recovery tanks are arranged in sequence from top to bottom inside the storage cavity, buffer wheels are installed on the inner walls on both sides of the storage cavity, and each group of the buffer wheels is installed through a damping shaft.

[0010] By adopting the above technical solution, a buffering effect is achieved.

[0011] The utility model is further configured such that the outer wall of the box body is located at the top end of the box body and is provided with a feed door rotatably connected to the inner wall of the box body, and the outer wall of the box body is located at the bottom end of the box body and is provided with a discharge door rotatably connected to the inner wall of the box body, handles are fixed on the outer walls of the feed door and the discharge door, a baffle rotatably connected to the inner wall of the storage cavity is installed inside the storage cavity, and a transmission structure is provided on the outer side of the baffle.

[0012] By adopting the above technical solution, a storage effect is achieved on the recovery tank.

[0013] The utility model is further configured that the transmission structure includes a transmission turntable connected to the rotating shaft of the discharge door through a transmission turntable and a transmission belt, and the driven turntable is connected to the second group of driven turntables through the transmission turntable and the transmission belt, and the second group of driven turntables is connected to the baffle through the transmission turntable and the transmission belt.

[0014] By adopting the above technical solution, a transmission effect is achieved.

[0015] In summary, the utility model mainly has the following beneficial effects:

[0016] 1. The utility model sets a PLC control component, a high-precision filter component and a recovery tank. First, the data and the real-time monitoring device are connected to the PLC control component. At this time, the PLC control component can filter and control the oil according to the data fed back by the real-time monitoring device. Specifically, after the PLC control component issues a filtering instruction, the oil will enter the high-precision filter component through the oil inlet pipe, thereby filtering the oil, and the waste liquid generated after filtering will enter the recovery tank through the oil drain pipe and the electronically controlled injection pipe, thereby realizing the recycling of resources and the protection of the environment. In addition, the liquid level sensor in the recovery tank The sensor will monitor the amount of waste liquid in the recovery tank in real time. When it is fully loaded, the liquid level sensor will control the electric push rod to start through the single-chip microcomputer, and the electric push rod will drive the cross plate to move, and the cross plate will drive the electric control injection pipe to move out of the feeding port of the recovery tank and stop feeding. Then the drive motor will also start under the action of the liquid level sensor, and then the turntable will rotate the empty recovery tank to the bottom of the injection pipe, and the fully loaded recovery tank will rotate to the other end of the box. After the empty recovery tank moves to the bottom of the injection pipe, the injection pipe can be reinserted into the recovery tank through the action of the electric push rod, so as to continue to recycle the waste liquid;

[0017] 2. The utility model is provided with a storage cavity, a baffle and a buffer wheel. When a fully loaded recovery tank needs to be taken out, the discharge door is opened by a handle, and then the fully loaded recovery tank can be taken out. When the discharge door is opened, the rotating shaft of the discharge door drives the transmission structure to operate, and after the transmission structure operates, it drives the rotating shaft of the baffle to rotate. At this time, the baffle is opened, and a group of empty recovery tanks are convenient to move downward. The recovery tanks moving downward will move slowly under the action of multiple groups of buffer wheels until the discharge door is closed, and they just move under the baffle. The closing of the discharge door will drive the transmission structure to operate in the reverse direction. At this time, the baffle will rotate in the reverse direction to reset and block the empty recovery tank above, thereby realizing the effect of automatic replenishment of a single group of recovery tanks. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 A local enlarged view of point A in FIG.

[0020] Figure 3 This is a schematic diagram of the placement of the recovery tank of the utility model;

[0021] Figure 4 It is a side view of the internal structure of the box body of the present utility model.

[0022] In the figure: 1. Box body; 2. PLC control component; 3. High-precision filter component; 31. Oil inlet pipe; 32. Oil discharge pipe; 4. Turntable; 5. Drive motor; 6. Recovery tank; 7. Feed inlet; 8. Electric control injection pipe; 9. Horizontal plate; 10. Electric push rod; 11. Storage chamber; 12. Feed door; 13. Discharge door; 14. Baffle; 15. Buffer wheel; 16. Transmission structure. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0024] The following describes an embodiment of the utility model based on its overall structure.

[0025] A real-time purification device for transformer oil, such as Figure 1-4 As shown, it includes a box body 1, a PLC control component 2 is installed on the top of the inner part of the box body 1, and the PLC control component 2 includes a display screen, an operation button and a data interface, and the PLC control component 2 is electrically connected to the transformer oil online monitoring device and the transformer comprehensive protection device, and a high-precision filter component 3 electrically connected to the PLC control component 2 is installed below the PLC control component 2, and the outer wall of the high-precision filter component 3 is connected to an oil inlet pipe 31, and the bottom end of the high-precision filter component 3 is connected to an oil drain pipe 32, and a turntable 4 is installed below the high-precision filter component 3, and a recovery tank 6 containing a liquid level sensor and a respirator is placed on the top of the turntable 4, and a drive motor 5 for driving the turntable 4 is installed at the bottom of the turntable 4, and the drive motor 5 is electrically connected to the liquid level sensor through a single-chip microcomputer;

[0026] Furthermore, in the present embodiment, a feed port 7 is provided at the top of the recovery tank 6, and the inside of the feed port 7 is connected with an electrically controlled injection pipe 8 which is connected with the oil drain pipe 32, and a telescopic portion is provided between the bottom end of the oil drain pipe 32 and the top of the electrically controlled injection pipe 8, a horizontal plate 9 is fixedly sleeved on the outer wall of the electrically controlled injection pipe 8, and an electric push rod 10 is connected to the top of the horizontal plate 9, and the electric push rod 10 is electrically connected to the liquid level sensor of the recovery tank 6 through a single-chip microcomputer.

[0027] See also Figure 2 and Figure 4A storage chamber 11 is also provided inside the box body 1, and a plurality of groups of unloaded recovery tanks 6 are arranged in sequence from top to bottom inside the storage chamber 11, a baffle 14 rotatably connected to the inner wall of the storage chamber 11 is installed inside the storage chamber 11, and a transmission structure 16 is provided on the outer side of the baffle 14, the transmission structure 16 includes a transmission turntable connected to the rotating shaft of the discharge door 13 through a transmission turntable and a transmission belt, and the driven turntable is connected to the second group of driven turntables through the transmission turntable and the transmission belt, and the second group of driven turntables is connected to the baffle 14 through the transmission turntable and the transmission belt. Buffer wheels 15 are installed on the inner walls on both sides of the storage chamber 11, and each group of buffer wheels 15 is installed through a damping shaft to realize automatic feeding of the recovery tank 6.

[0028] See also Figure 4 The outer wall of the box body 1 is located at the top end of the box body 1 and is provided with a feed door 12 rotatably connected to the inner wall of the box body 1, and the outer wall of the box body 1 is located at the bottom end of the box body 1 and is provided with a discharge door 13 rotatably connected to the inner wall of the box body 1, and handles are fixed on the outer walls of the feed door 12 and the discharge door 13 to realize the discharge of the empty recovery tank 6 and the removal of the full recovery tank 6.

[0029] The working principle of the utility model is as follows: first, the data and the real-time monitoring device are connected to the PLC control component 2, and then the PLC control component 2 can filter and control the oil according to the data fed back by the real-time monitoring device;

[0030] Specifically, after the PLC control component 2 issues a filtering instruction, the oil will enter the high-precision filtering component 3 through the oil inlet pipe 31, thereby filtering the oil, and the waste liquid generated after filtering will enter the recovery tank 6 through the oil discharge pipe 32 and the electronically controlled injection pipe 8, thereby realizing the recycling of resources and the protection of the environment;

[0031] In addition, the liquid level sensor in the recovery tank 6 will monitor the amount of waste liquid in the recovery tank 6 in real time. When it is fully loaded, the liquid level sensor will control the electric push rod 10 to start through the single-chip microcomputer, and the electric push rod 10 will drive the cross plate 9 to move, and the cross plate 9 will then drive the electric control injection pipe 8 to move out of the feed port 7 of the recovery tank 6 and stop discharging. Then the drive motor 5 will also start under the action of the liquid level sensor, and then the turntable 4 will rotate the empty recovery tank 6 to the bottom of the injection pipe 8, and the fully loaded recovery tank 6 will rotate to the other end of the box body 1. After the empty recovery tank 6 moves to the bottom of the injection pipe 8, the injection pipe 8 can be reinserted into the recovery tank 6 through the action of the electric push rod 10, thereby continuing to recover the waste liquid;

[0032] When it is necessary to take out the fully loaded recovery tank 6, the discharge door 13 is opened by the handle, and then the fully loaded recovery tank 6 can be taken out. While opening the discharge door 13, the rotating shaft of the discharge door 13 will drive the transmission structure 16 to operate, and after the transmission structure operates, it will drive the rotating shaft of the baffle 14 to rotate. At this time, the baffle 14 is opened, and a group of empty recovery tanks 6 move downward. The recovery tanks 6 moving downward will move slowly under the action of multiple groups of buffer wheels 15 until the discharge door 13 is closed, and they just move under the baffle 14. The closing of the discharge door 13 will drive the transmission structure 16 to operate in the reverse direction. At this time, the baffle 14 will rotate in the reverse direction to reset and block the empty recovery tank 6 above, thereby achieving the effect of automatic replenishment of a single group of recovery tanks 6.

[0033] Although an embodiment of the utility model has been shown and described, this specific embodiment is merely an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A transformer oil real-time purification device, comprising a housing (1), characterized in that: A PLC control component (2) is installed at the top of the inner part of the box (1), and the PLC control component (2) includes a display screen, an operation button and a data interface, and the PLC control component (2) is electrically connected to a transformer oil online monitoring device and a transformer comprehensive protection device. A high-precision filter component (3) electrically connected to the PLC control component (2) is installed below the PLC control component (2), and an oil inlet pipe (31) is connected to the outer wall of the high-precision filter component (3), and an oil discharge pipe (32) is connected to the bottom of the high-precision filter component (3). A turntable (4) is installed below the high-precision filter component (3), and a recovery tank (6) containing a liquid level sensor and a respirator is placed at the top of the turntable (4), and a drive motor (5) for driving the turntable (4) is installed at the bottom of the turntable (4), and the drive motor (5) is electrically connected to the liquid level sensor through a single-chip microcomputer.

2. A transformer oil real-time purification device according to claim 1, characterized in that: The top of the recovery tank (6) is provided with a feed port (7), and the inside of the feed port (7) is connected to an electric-controlled injection pipe (8) which is in communication with an oil discharge pipe (32), and a telescopic portion is provided between the bottom end of the oil discharge pipe (32) and the top end of the electric-controlled injection pipe (8).

3. A transformer oil real-time purification device according to claim 2, characterized in that: A transverse plate (9) is fixedly sleeved on the outer wall of the electric control injection pipe (8), and an electric push rod (10) is connected to the top of the transverse plate (9). The electric push rod (10) is electrically connected to a liquid level sensor of the recovery tank (6) through a single chip microcomputer.

4. A transformer oil real-time purification device according to claim 1, characterized in that: A material storage chamber (11) is also provided inside the box body (1), and a plurality of groups of empty recovery tanks (6) are arranged in sequence from top to bottom inside the material storage chamber (11).

5. A transformer oil real-time purification device according to claim 1, characterized in that: The outer wall of the box body (1) is provided with a feed door (12) at the top end of the box body (1) and is rotatably connected to the inner wall of the box body (1), and the outer wall of the box body (1) is provided with a discharge door (13) at the bottom end of the box body (1) and is rotatably connected to the inner wall of the box body (1), and handles are fixed to the outer walls of the feed door (12) and the discharge door (13).

6. A transformer oil real-time purification device according to claim 4, characterized in that: A baffle (14) rotatably connected to the inner wall of the material storage chamber (11) is installed inside the material storage chamber (11), and a transmission structure (16) is arranged on the outer side of the baffle (14).

7. A transformer oil real-time purification device according to claim 6, characterized in that: The transmission structure (16) comprises a transmission turntable connected to the rotating shaft of the discharge door (13) through a transmission turntable and a transmission belt, and a driven turntable is connected to a second group of driven turntables through a transmission turntable and a transmission belt, and the second group of driven turntables is connected to the baffle (14) through a transmission turntable and a transmission belt.

8. A transformer oil real-time purification device according to claim 4, characterized in that: Buffer wheels (15) are installed on the inner walls of both sides of the material storage chamber (11), and each group of the buffer wheels (15) is installed through a damping shaft.

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