Special tool for extracting oil from UHV main transformer

Abstract

A special tool for collecting oil from an ultra-high voltage main transformer includes a pre-embedded plate, one side of which is connected to a probe plate, an oil sampling device, a guide rod, and a copper tube connected to the inlet of the oil sampling device. The invention can use the copper tube to directly draw the oil to be sampled from the oil outlet of the ultra-high voltage substation reactor, thereby facilitating the tester to collect oil samples from the reactor in a place with better lighting. The protective box of the invention can be rotated open as a whole, so that after the protective box is opened, there is no longer a large obstruction around the oil sampling device, allowing the operator to have more space for sampling operations and facilitating oil collection. After the oil collection is completed, the positioning plate can cooperate with the pre-embedded plate to seal the oil sampling device, thereby preventing external dust and pollutants from easily affecting the oil sampling device.

Description

Technical Field

[0001] The present invention relates to a special tool, more specifically a special tool for extracting oil from an ultra-high voltage main transformer. Background Art

[0002] The reactors of the 1000kV UHV substation are arranged in an indoor sampling cabinet. The space in the indoor sampling cabinet is narrow and the light is insufficient, making it inconvenient for test personnel to collect oil samples from the reactors. Summary of the Invention

[0003] The purpose of the present invention is to provide a special tool for collecting oil from a UHV main transformer. The tool can use a copper tube to directly draw the oil to be sampled from the oil outlet of the UHV substation reactor, thereby facilitating the tester to collect oil samples from the reactor in a better-lit area. The protective housing of the present invention can be rotated and opened as a whole. After the protective housing is opened, there is no longer a large obstruction around the oil sampling device, allowing the operator to have more space for sampling operations and facilitating oil collection. After the oil collection is completed, the positioning plate can cooperate with the embedded plate to seal the oil sampling device, thereby preventing external dust and pollutants from easily affecting the oil sampling device.

[0004] To achieve the above-mentioned purpose, the present invention is implemented through the following technical solutions:

[0005] A special tool for extracting oil from an ultra-high voltage main transformer includes a pre-embedded plate, one side of the pre-embedded plate is connected to a probe plate, an oil sampling device, and a guide rod, the inlet of the oil sampling device is connected to a copper tube, a fixing groove is provided on one side of the lower part of the pre-embedded plate, the guide rod is located inside the fixing groove, both ends of the guide rod are connected to the pre-embedded plate, a guide tube is sleeved on the guide rod, the guide tube can slide on the guide rod, one side of the guide tube is hinged to a protective box body, an opening is provided on one side of the protective box body, one side of the protective box body is connected to a positioning plate, the positioning plate is located on one side of the opening, one side of the probe plate is connected to a hook plate, and the positioning plate can be inserted between the hook plate and the pre-embedded plate.

[0006] In order to further achieve the purpose of the present invention, the following technical solution can also be adopted: a waste oil diversion device is installed on the protective box body, and the waste oil diversion device includes an oil drain valve, the inlet of the oil drain valve is connected to the lower side of the protective box body, the bottom of the protective box body is connected to the support rod, and one side of the guide tube is connected to the inclined plate.

[0007] An auxiliary cleaning device is installed inside the protective box, and the auxiliary cleaning device includes an oil scraper. The side of the oil scraper is connected to two limit plates, and one side of the limit plate is connected to two upper positioning columns. The wheel frame of the guide wheel is connected to the limit plate, and the wheel of the guide wheel can cooperate with the side wall of the protective box.

[0008] A plastic box is arranged inside the protective box body. The plastic box is a rectangular shell structure with an upper opening. A plastic sheet is connected to one side of the plastic box. An adhesive is arranged on one side of the upper part of the plastic sheet. The plastic sheet is connected to the embedded plate through the adhesive.

[0009] One side of the interior of the protection box is connected to the transverse plate, and one side of the transverse plate is connected to the raised plate.

[0010] The advantages of the present invention are: the present invention can use a copper tube to directly lead out the oil that needs to be sampled from the oil outlet of the UHV substation reactor, thereby facilitating the test personnel to collect oil samples from the reactor in a place with better lighting. The protective box of the present invention can be rotated and opened as a whole, so that after the protective box is opened, there is no longer a large obstruction around the oil sampling device, allowing the operator to have a larger space for sampling operations, making it convenient to collect oil. When the oil collection is completed, the positioning plate can cooperate with the embedded plate to seal the oil sampling device, thereby preventing external dust and pollutants from easily affecting the oil sampling device. After the protective box is opened, the protective box can form a rectangular shell structure with a lower opening at the bottom of the oil sampling device, so that it can receive the oil dripping from the oil sampling device and prevent the oil from contaminating the ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 This is one of the structural diagrams of the present invention;

[0013] Figure 2 This is the second structural diagram of the present invention;

[0014] Figure 3 for Figure 2 A-direction enlarged structural diagram;

[0015] Figure 4 This is the third structural diagram of the present invention. DETAILED DESCRIPTION

[0016] The preferred embodiments of the present invention are described below with reference to the accompanying drawings.

[0017] Example 1:

[0018] Special tools for extracting oil from UHV main transformer, such as Figures 1-4As shown, it includes an embedded plate 1, one side of the embedded plate 1 is connected to the probe plate 5, the oil sampling device 7, and the guide rod 10, the inlet of the oil sampling device 7 is connected to the copper tube 8, a fixing groove 9 is opened on the lower side of the embedded plate 1, the guide rod 10 is located inside the fixing groove 9, both ends of the guide rod 10 are connected to the embedded plate 1, a guide tube 11 is sleeved on the guide rod 10, the guide tube 11 can slide on the guide rod 10, one side of the guide tube 11 is hinged to the protective box body 2, an opening 6 is opened on one side of the protective box body 2, one side of the protective box body 2 is connected to the positioning plate 3, the positioning plate 3 is located on one side of the opening 6, one side of the probe plate 5 is connected to the hook plate 4, and the positioning plate 3 can be inserted between the hook plate 4 and the embedded plate 1.

[0019] The present invention can utilize the copper tube 8 to directly lead out the oil that needs to be sampled from the oil outlet of the UHV transformer substation reactor, thereby facilitating the test personnel to collect oil samples from the reactor in a place with better lighting. The protective box body 2 of the present invention can be rotated and opened as a whole, so that after the protective box body 2 is opened, there is no longer a large obstruction around the oil sampling device 7, allowing the operator to have a larger space for sampling operations, making it convenient to collect oil. When the oil collection is completed, the positioning plate 3 can cooperate with the embedded plate 1 to seal the oil sampling device 7, thereby preventing external dust and pollutants from easily affecting the oil sampling device 7. After the protective box body 2 is opened, the protective box body 2 can form a rectangular shell structure with a lower opening at the bottom of the oil sampling device 7, thereby being able to receive the oil dripping from the oil sampling device 7 and preventing the oil from contaminating the ground.

[0020] Scope of application Material selection and feasibility analysis for specific implementation: The samples we actually made use the drawings in the specification as drawings, and are implemented in accordance with the proportions and matching methods of the various components in the drawings. The connections mentioned are commonly used connection methods such as strong adhesive connection, welding, riveting, flange connection, and one-piece molding connection. In actual production, the thickness and strength of the connection points can be selected according to the actual connection strength requirements without creativity. The oil sampling device 7 can be a valve, and the inlet of the valve is connected to the copper tube 8. When it is necessary to open the protective box 2, the protective box 2 can be pushed up first. At this time, the guide tube 11 slides upward on the guide rod 10, thereby disengaging the positioning plate 3 from the hook plate 4, and then rotating the protective box 2 clockwise so that the opening 6 of the protective box 2 faces upward.

[0021] Example 2:

[0022] Special tools for extracting oil from UHV main transformer, such as Figure 1-Figure 2As shown, the embedded plate 1 includes a pre-embedded plate 1, one side of which is connected to a probe plate 5, an oil sampling device 7, and a guide rod 10. The inlet of the oil sampling device 7 is connected to a copper tube 8. A fixing groove 9 is provided on one side of the lower portion of the embedded plate 1. The guide rod 10 is located inside the fixing groove 9. Both ends of the guide rod 10 are connected to the embedded plate 1. A guide tube 11 is sleeved on the guide rod 10 and can slide on the guide rod 10. One side of the guide tube 11 is hinged to the protective box 2. An opening 6 is provided on one side of the protective box 2. A positioning plate 3 is connected to one side of the opening 6. The probe plate 5 is connected to a hook plate 4 on one side. The positioning plate 3 can be inserted between the hook plate 4 and the embedded plate 1. A waste oil discharge device is installed on the protective box 2. The waste oil discharge device includes an oil drain valve 13. The inlet of the oil drain valve 13 is connected to the lower side of the protective box 2. The bottom of the protective box 2 is connected to a support rod 14. One side of the guide tube 11 is connected to an inclined plate 12.

[0023] The waste oil outlet device of the present invention can provide support for the protective box 2 by using the cooperation of the guide tube 11 and the inclined plate 12 when the protective box 2 is unfolded, so that the protective box 2 can be kept in a stable state. Figure 2 state, so that the oil drain valve 13 is located at a lower position of the protective box 2, so that the waste oil received by the protective box 2 is gradually concentrated to the oil drain valve 13, so that the oil drain valve 13 can conveniently discharge the waste oil inside the protective box 2 in a centralized manner, and the outlet of the oil drain valve 13 can be connected to the oil drain hose.

[0024] Example 3:

[0025] Special tools for extracting oil from UHV main transformer, such as Figure 1-Figure 2 As shown, it includes an embedded plate 1, one side of the embedded plate 1 is connected to the probe plate 5, the oil sampling device 7, and the guide rod 10, the inlet of the oil sampling device 7 is connected to the copper tube 8, a fixing groove 9 is opened on the lower side of the embedded plate 1, the guide rod 10 is located inside the fixing groove 9, both ends of the guide rod 10 are connected to the embedded plate 1, a guide tube 11 is sleeved on the guide rod 10, the guide tube 11 can slide on the guide rod 10, one side of the guide tube 11 is hinged to the protective box body 2, an opening 6 is opened on one side of the protective box body 2, one side of the protective box body 2 is connected to the positioning plate 3, the positioning plate 3 is located on one side of the opening 6, one side of the probe plate 5 is connected to the hook plate 4, and the positioning plate 3 can be inserted between the hook plate 4 and the embedded plate 1. An auxiliary cleaning device is installed inside the protective box 2, and the auxiliary cleaning device includes an oil scraper 15, the side of the oil scraper 15 is connected to two limit plates 16, one side of the limit plate 16 is connected to two upper positioning columns 19, the wheel frame of the guide wheel 17 is connected to the limit plate 16, and the wheel of the guide wheel 17 can cooperate with the side wall of the protective box 2.

[0026] The auxiliary cleaning device of the present invention can facilitate the user to kick the oil scraper 15 to scrape off the oil attached to the inner wall of the protective box 2 when a lot of oil is attached to the inner wall of the protective box 2, and push it to a position close to the oil drain valve 13 to facilitate the discharge of waste oil.

[0027] Example 4:

[0028] Special tools for extracting oil from UHV main transformer, such as Figure 1-Figure 2 As shown, it includes an embedded plate 1, one side of the embedded plate 1 is connected to the probe plate 5, the oil sampling device 7, and the guide rod 10, the inlet of the oil sampling device 7 is connected to the copper tube 8, a fixing groove 9 is opened on the lower side of the embedded plate 1, the guide rod 10 is located inside the fixing groove 9, both ends of the guide rod 10 are connected to the embedded plate 1, a guide tube 11 is sleeved on the guide rod 10, the guide tube 11 can slide on the guide rod 10, one side of the guide tube 11 is hinged to the protective box body 2, an opening 6 is opened on one side of the protective box body 2, one side of the protective box body 2 is connected to the positioning plate 3, the positioning plate 3 is located on one side of the opening 6, one side of the probe plate 5 is connected to the hook plate 4, and the positioning plate 3 can be inserted between the hook plate 4 and the embedded plate 1. A plastic box 20 is arranged inside the protective box body 2. The plastic box 20 is a rectangular shell structure with an upper opening. A plastic sheet 19 is connected to one side of the plastic box 20. A self-adhesive sticker 18 is arranged on one side of the upper portion of the plastic sheet 19. The plastic sheet 19 is connected to the embedded plate 1 through the self-adhesive sticker 18.

[0029] The present invention can utilize the plastic box 20 to receive the oil dripping from the oil sampling device 7 when it is inconvenient to drain the oil from the oil drain valve 13 , and the plastic sheet 19 can prevent the oil from splashing onto the embedded plate 1 .

[0030] Example 5:

[0031] Special tools for extracting oil from UHV main transformer, such as Figure 1-Figure 2 As shown, it includes an embedded plate 1, one side of which is connected to a probe plate 5, an oil sampling device 7, and a guide rod 10. The inlet of the oil sampling device 7 is connected to a copper tube 8. A fixing groove 9 is provided on one side of the lower portion of the embedded plate 1. The guide rod 10 is located inside the fixing groove 9. Both ends of the guide rod 10 are connected to the embedded plate 1. A guide tube 11 is sleeved on the guide rod 10. The guide tube 11 can slide on the guide rod 10. One side of the guide tube 11 is hinged to a protective box 2. An opening 6 is provided on one side of the protective box 2. One side of the protective box 2 is connected to a positioning plate 3. The positioning plate 3 is located on one side of the opening 6. One side of the probe plate 5 is connected to a hook plate 4. The positioning plate 3 can be inserted between the hook plate 4 and the embedded plate 1. One side of the interior of the protective box 2 is connected to a horizontal plate 21, and one side of the horizontal plate 21 is connected to a raised plate 20.

[0032] The horizontal plate 21 of the present invention can form a platform after the protective box body 2 is unfolded, which is convenient for users to temporarily place tools, and the raised plate 20 can prevent the tools from falling easily.

[0033] The above descriptions are merely preferred embodiments of the present invention and are not intended to limit the present invention.

Claims

1. Special tool for extracting oil from UHV main transformer, characterized by: The invention comprises an embedded plate (1), one side of the embedded plate (1) is connected to a probe plate (5), an oil sampling device (7), and a guide rod (10), an inlet of the oil sampling device (7) is connected to a copper tube (8), a fixing groove (9) is provided on one side of the lower part of the embedded plate (1), the guide rod (10) is located inside the fixing groove (9), both ends of the guide rod (10) are connected to the embedded plate (1), a guide tube (11) is sleeved on the guide rod (10), the guide tube (11) can slide on the guide rod (10), one side of the guide tube (11) is hinged to the protective box (2), one side of the protective box (2) is provided with an opening (6), one side of the protective box (2) is connected to a positioning plate (3), the positioning plate (3) is located on one side of the opening (6), one side of the probe plate (5) is connected to a hook plate (4), and the positioning plate (3) can be inserted between the hook plate (4) and the embedded plate (1); The protection box (2) is provided with a waste oil outlet device, the waste oil outlet device including an oil drain valve (13), the inlet of the oil drain valve (13) is connected to one side of the lower portion of the protection box (2), the bottom of the protection box (2) is connected to a support rod (14), and one side of the guide tube (11) is connected to an inclined plate (12). When the protection box (2) is unfolded, the guide tube (11) and the inclined plate (12) cooperate to provide support for the protection box (2), thereby allowing the oil drain valve (13) to be located at a lower position of the protection box (2); An auxiliary cleaning device is installed inside the protective box (2), and the auxiliary cleaning device includes an oil scraper (15), the side of the oil scraper (15) is connected to two limit plates (16), one side of the limit plate (16) is connected to two upper positioning columns (19), the wheel frame of the guide wheel (17) is connected to the limit plate (16), and the wheel of the guide wheel (17) can cooperate with the side wall of the protective box (2).

2. The special tool for extracting oil from an ultra-high voltage main transformer according to claim 1, characterized in that: A plastic box (20) is provided inside the protective box body (2). The plastic box (20) is a rectangular parallelepiped shell structure with an upper opening. One side of the plastic box (20) is connected to a plastic sheet (19). An adhesive tape (18) is provided on one side of the upper portion of the plastic sheet (19). The plastic sheet (19) is connected to the embedded plate (1) via the adhesive tape (18).

3. The special tool for extracting oil from a UHV main transformer according to claim 1, characterized in that: One side of the interior of the protective box (2) is connected to the transverse plate (21), and one side of the transverse plate (21) is connected to the raised plate (20).

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