Optical fiber temperature measurement probe device of oil immersed transformer

Abstract

The utility model discloses an oil immersed transformer fiber temperature measurement probe device, relates to the oil immersed transformer field, and comprises a support plate, the top outer wall of the support plate is provided with a display screen, the top outer wall of the support plate is provided with a power supply close to the back side of the display screen, and the side outer wall of the display screen is provided with a signal processing element; a photoelectric element is installed on the side, close to the signal processing element, of the outer wall of the side face of the display screen, an optical fiber protection layer is installed on the outer wall of the back face of the photoelectric element, an optical fiber body is installed on the inner wall of the optical fiber protection layer, and a quartz optical fiber rod is fixed to the outer wall of the bottom of the optical fiber protection layer. A lens is installed on the inner wall of the bottom of the quartz optical fiber rod, and a dust shielding plate is installed on the side, away from the display screen, of the outer wall of the top of the supporting plate. According to the utility model, the monitoring effect of the device and the practicability of the device can be improved.

Description

Technical Field

[0001] The utility model relates to the field of oil-immersed transformers, in particular to an optical fiber temperature measuring probe device for oil-immersed transformers. Background Art

[0002] The three-dimensional wound core of the oil-immersed transformer has three core columns arranged in an equilateral triangle. There is no air gap in the magnetic circuit, the winding is tighter, the three magnetic circuits are of the same length and are the shortest, and the cross-sectional area of ​​the core column is closer to a circle. Therefore, the performance is further improved, the loss is reduced, the noise is reduced, the three items are balanced, and the third harmonic component is reduced.

[0003] When the oil-immersed transformer is working, it is necessary to detect the temperature inside the oil-immersed transformer to ensure the safe and stable operation of the oil-immersed transformer. Therefore, an oil-immersed transformer optical fiber temperature measuring probe device is needed.

[0004] The oil-immersed transformer optical fiber temperature measuring probe device currently used in the market is difficult to adjust the length, making it difficult to adjust the existing oil-immersed transformer optical fiber temperature measuring probe device according to the specific conditions inside the device when in use, increasing the user's cost of purchasing devices of different sizes, thereby reducing the practicality of the existing oil-immersed transformer optical fiber temperature measuring probe device.

[0005] For example, in a patent of an oil-immersed transformer optical fiber temperature probe device (Announcement No.: CN218847438U), it includes a fixed card plate, one side of the fixed card plate is fixedly connected with a fixed card sleeve, the inner wall of the fixed card sleeve is provided with a slide groove, the inner wall of the fixed card sleeve is clamped with a positioning card plate, one side of the positioning card plate is fixedly connected with a shell, one side of the shell is movably connected with a movable spring, one end of the shell is threadedly connected with a positioning clamp ring, the inner wall of the shell is fixedly connected with a temperature sensor, the inner wall of the shell is fixedly connected with a quartz optical fiber, and the outer wall of the shell is movably clamped with a movable gasket. The oil-immersed transformer optical fiber temperature probe device can achieve the purpose of facilitating the adjustment of the length, and the length of the device can be adjusted according to the internal size of the oil-immersed transformer, thereby improving the applicability of the device and thus improving the practicality of the oil-immersed transformer optical fiber temperature probe device.

[0006] The above patent uses the slide groove and the shell to adjust the length of the device according to the internal size of the oil-immersed transformer, thereby improving the applicability of the device. In daily use, the device uses a temperature sensor close to the transformer for temperature measurement, and the temperature sensor will be affected by the temperature and electromagnetic of the transformer, causing the monitoring data of the device to be affected, thereby reducing the monitoring effect of the device. Therefore, it is necessary to invent an oil-immersed transformer optical fiber temperature measurement probe device to solve the above problem. Utility Model Content

[0007] The utility model aims to provide an optical fiber temperature measuring probe device for an oil-immersed transformer, so as to solve the problem of low monitoring effect proposed in the above background technology.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an optical fiber temperature measuring probe device for an oil-immersed transformer, comprising a support plate, a display screen is installed on the top outer wall of the support plate, a power supply is installed on the back of the top outer wall of the support plate close to the display screen, a signal processing element is installed on the side outer wall of the display screen, a photoelectric element is installed on the side outer wall of the display screen close to the signal processing element, an optical fiber protective layer is installed on the back outer wall of the photoelectric element, an optical fiber body is installed on the inner wall of the optical fiber protective layer, a quartz optical fiber rod is fixed on the bottom outer wall of the optical fiber protective layer, a lens is installed on the bottom inner wall of the quartz optical fiber rod, and a dust shield is installed on the side of the top outer wall of the support plate away from the display screen.

[0009] Preferably, two groups of support clips are fixed to the side outer wall of the power supply, and the two groups of support clips are symmetrically distributed on the side outer wall of the power supply.

[0010] Preferably, a moving mechanism is fixed to the bottom outer wall of the support plate.

[0011] Preferably, a control panel is installed on the top inner wall of the support plate.

[0012] Preferably, two groups of storage cabinets are installed on the inner wall of the mobile mechanism, and the two groups of storage cabinets are symmetrically distributed on the inner wall of the mobile mechanism, and the outer walls of the storage cabinets are provided with pulling grooves.

[0013] Preferably, a plurality of groups of bottom brackets are fixed to the bottom outer wall of the moving mechanism, and the plurality of groups of bottom brackets are evenly distributed on the bottom outer wall of the moving mechanism.

[0014] Preferably, a universal wheel is installed on the bottom outer wall of the bottom bracket.

[0015] Technical effects and advantages of the utility model:

[0016] 1. The power supply on the top of the support plate in the utility model can provide energy for the display screen through the wire, and the end face of the quartz optical fiber rod can receive the high temperature generated by the oil-immersed transformer through the lens at the bottom, and transmit it from the optical fiber body in the optical fiber protective layer to the photoelectric element connected to one side to convert it into an electrical signal. The signal converted by the photoelectric element can be transmitted to the display screen through the connected signal processing element for display, so that the monitoring effect of the device is improved;

[0017] 2. In the utility model, the dust shielding plate can shield the dust on the top of the device, the two groups of support clamps fixed on the outer wall of the side of the power supply can clamp the protective layer of the optical fiber, the control panel is convenient for the staff to control the function of the device, the storage cabinet plugged into the mobile mechanism is convenient for the collection of tools, and the storage cabinet can be removed by pulling the groove, and the mobile mechanism can be moved by the universal wheels connected to the bottom multiple groups of bottom brackets, so that the practicality of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 The utility model is a schematic diagram of the overall structure of an optical fiber temperature measuring probe device for an oil-immersed transformer.

[0020] Figure 2 The utility model is a schematic diagram of the top view of the structure of an optical fiber temperature measuring probe device for an oil-immersed transformer.

[0021] Figure 3 The utility model is a schematic diagram of the structure of an optical fiber temperature measuring probe device for an oil-immersed transformer viewed from above.

[0022] Figure 4 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0023] In the figure: 1. support plate; 2. display screen; 3. power supply; 4. signal processing element; 5. photoelectric element; 6. optical fiber protective layer; 7. optical fiber body; 8. quartz optical fiber rod; 9. lens; 10. dust shield; 11. support clamp; 12. moving mechanism; 13. control panel; 14. storage cabinet; 15. pulling groove; 16. bottom bracket; 17. universal wheel. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] The utility model provides Figure 1-4 The optical fiber temperature measuring probe device for oil-immersed transformers shown in the figure comprises a support plate 1, a display screen 2 is installed on the top outer wall of the support plate 1, a power supply 3 is installed on the back of the top outer wall of the support plate 1 near the display screen 2, wherein the user can place the display screen 2 and the power supply 3 on the top outer wall of the support plate 1, and the display screen 2 is connected to the power supply 3 via a wire, so that the display screen 2 can stably operate on the support plate 1 via the power supply 3, a signal processing element 4 is installed on the side outer wall of the display screen 2, a photoelectric element 5 is installed on the side outer wall of the display screen 2 near the signal processing element 4, an optical fiber protective layer 6 is installed on the back outer wall of the photoelectric element 5, an optical fiber body 7 is installed on the inner wall of the optical fiber protective layer 6, a quartz optical fiber rod 8 is fixed to the bottom outer wall of the optical fiber protective layer 6, and a lens 9 is installed on the bottom inner wall of the quartz optical fiber rod 8, wherein the user can place the signal processing element 4 and the display screen 2 is connected, the photoelectric element 5 is connected to the signal processing element 4, the two ends of the optical fiber body 7 on the inner wall of the optical fiber protection layer 6 are respectively connected to the photoelectric element 5 and the quartz optical fiber rod 8, and the lens 9 is embedded in the bottom of the quartz optical fiber rod 8, so that the energy radiated from the surface of the high-temperature object is received by the end face in the quartz optical fiber rod 8 through the lens 9, and after being transmitted through the optical fiber body 7 on the inner wall of the optical fiber protection layer 6, it is output to the connected photoelectric element 5 to be converted into an electrical signal, and then received and transmitted to the display screen 2 for display through the connected signal processing element 4, so that the monitoring effect of the device is improved, and a dust shielding plate 10 is installed on the side of the top outer wall of the support plate 1 away from the display screen 2, wherein the user can fix the dust shielding plate 10 on the support plate 1 through multiple groups of support columns, so that the dust on the top of the device can be shielded, thereby preventing the electronic components in the device from being damaged and extending the service life of the device.

[0026] Two groups of support clips 11 are fixed to the side outer wall of the power supply 3, and the two groups of support clips 11 are symmetrically distributed on the side outer wall of the power supply 3. The user can symmetrically fix the two groups of support clips 11 on the side outer wall of the power supply 3, and the inner diameter of the support clips 11 is the same as the outer diameter of the optical fiber protective layer 6, so that the staff can easily fix the optical fiber protective layer 6 and the internal optical fiber body 7 on the device through the support clips 11.

[0027] A moving mechanism 12 is fixed to the bottom outer wall of the support plate 1 , wherein the user can place the support plate 1 on the bottom outer wall of the moving mechanism 12 to ensure a firm connection between the support plate 1 and the moving mechanism 12 .

[0028] A control panel 13 is installed on the top inner wall of the support plate 1 , wherein the user can connect the control panel 13 on the support plate 1 to the display screen 2 via a wire, so that the staff can adjust the function of the device through the control panel 13 .

[0029] Two groups of storage cabinets 14 are installed on the inner wall of the mobile mechanism 12, and the two groups of storage cabinets 14 are symmetrically distributed on the inner wall of the mobile mechanism 12. The outer wall of the storage cabinets 14 is provided with a pulling groove 15, wherein the user can symmetrically plug the two groups of storage cabinets 14 into the inner wall of the mobile mechanism 12, and the pulling groove 15 is provided on the outer wall of the storage cabinet 14, so that the staff can easily take out the storage cabinet 14 from the mobile mechanism 12 through the pulling groove 15, thereby facilitating the staff's daily tool collection.

[0030] A plurality of bottom brackets 16 are fixed to the bottom outer wall of the mobile mechanism 12 , and the plurality of bottom brackets 16 are evenly distributed on the bottom outer wall of the mobile mechanism 12 . The user can evenly arrange the plurality of bottom brackets 16 on the bottom outer wall of the mobile mechanism 12 to ensure a firm connection between the bottom brackets 16 and the mobile mechanism 12 .

[0031] Universal wheels 17 are installed on the bottom outer wall of the bottom bracket 16 , wherein the user can evenly install multiple sets of universal wheels 17 on the bottom bracket 16 of the device to facilitate the movement of the device via the universal wheels 17 .

[0032] Working principle: the power supply 3 on the top of the support plate 1 can provide energy for the display screen 2 through the wire, the end face of the quartz optical fiber rod 8 can receive the high temperature generated by the oil-immersed transformer through the lens 9 at the bottom, and transmit it from the optical fiber body 7 in the optical fiber protective layer 6 to the photoelectric element 5 connected on one side to convert it into an electrical signal, and the signal converted by the photoelectric element 5 can be transmitted to the display screen 2 through the connected signal processing element 4 for display, so that the monitoring effect of the device is improved; the dust shielding plate 10 can shield the dust on the top of the device, and the two groups of support clamps 11 fixed on the side outer wall of the power supply 3 can clamp the optical fiber protective layer 6, and the control panel 13 is convenient for the staff to control the function of the device, and the storage cabinet 14 inserted in the mobile mechanism 12 is convenient for the collection of tools, and the pulling groove 15 is convenient for the removal of the storage cabinet 14, and the mobile mechanism 12 can be moved through the universal wheels 17 connected to the bottom multiple groups of bottom brackets 16, so that the practicability of the device is improved, and the function of improving the monitoring effect and practicability of an optical fiber temperature measuring probe device for oil-immersed transformers is realized.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An optical fiber temperature measuring probe device for an oil-immersed transformer, comprising a support plate (1), characterized in that: A display screen (2) is installed on the top outer wall of the support plate (1); a power supply (3) is installed on the top outer wall of the support plate (1) near the back of the display screen (2); a signal processing element (4) is installed on the side outer wall of the display screen (2); a photoelectric element (5) is installed on the side outer wall of the display screen (2) near the signal processing element (4); an optical fiber protective layer (6) is installed on the back outer wall of the photoelectric element (5); an optical fiber body (7) is installed on the inner wall of the optical fiber protective layer (6); a quartz optical fiber rod (8) is fixed on the bottom outer wall of the optical fiber protective layer (6); a lens (9) is installed on the bottom inner wall of the quartz optical fiber rod (8); and a dust shield (10) is installed on the side of the top outer wall of the support plate (1) away from the display screen (2).

2. The optical fiber temperature measuring probe device for oil-immersed transformer according to claim 1 is characterized in that: Two groups of support clips (11) are fixed to the side outer wall of the power source (3), and the two groups of support clips (11) are symmetrically distributed on the side outer wall of the power source (3).

3. The optical fiber temperature measuring probe device for oil-immersed transformer according to claim 1 is characterized in that: A moving mechanism (12) is fixed to the bottom outer wall of the support plate (1).

4. The optical fiber temperature measuring probe device for oil-immersed transformer according to claim 1, characterized in that: A control panel (13) is installed on the top inner wall of the support plate (1).

5. The optical fiber temperature measuring probe device for oil-immersed transformer according to claim 3 is characterized in that: Two groups of storage cabinets (14) are installed on the inner wall of the moving mechanism (12), and the two groups of storage cabinets (14) are symmetrically distributed on the inner wall of the moving mechanism (12). The outer wall of the storage cabinet (14) is provided with a pulling groove (15).

6. The optical fiber temperature measuring probe device for oil-immersed transformer according to claim 3 is characterized in that: A plurality of groups of bottom brackets (16) are fixed to the bottom outer wall of the moving mechanism (12), and the plurality of groups of bottom brackets (16) are evenly distributed on the bottom outer wall of the moving mechanism (12).

7. The optical fiber temperature measuring probe device for oil-immersed transformer according to claim 6, characterized in that: A universal wheel (17) is installed on the bottom outer wall of the bottom bracket (16).

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