Transformer temperature real-time monitor

Abstract

The utility model discloses a transformer temperature real-time monitor, and relates to the technical field of transformers. The transformer comprises a transformer body, the top surface of the transformer body is fixedly connected with a shell, a motor is arranged in the shell, the output shaft end of the motor is fixedly connected with a worm, the top surface of the shell is fixedly connected with a movable rod in a penetrating mode, a monitor body is arranged above the movable rod, and the side wall of the movable rod is sleeved with a barrel. The outer side wall of the cylinder is fixedly connected with a toothed plate, the side wall of the toothed plate is meshed with a gear, one side of the gear is provided with a worm gear, the worm gear is meshed with the worm, the bottom surface of the cylinder is fixedly connected with a fixed plate, and one surface, back to the cylinder, of the fixed plate is fixedly connected with a detection head; the oil temperature monitoring device is good in monitoring effect and capable of detecting the upper-layer oil temperature and the lower-layer oil temperature respectively, and detected data can be transmitted into the monitor body to be displayed in real time.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a real-time transformer temperature monitor. Background Art

[0002] After testing, a transformer oil temperature monitoring device with a public (announcement) number of "CN208399629U" is found to include a temperature sensor, a processor, a power supply, a display unit and an alarm unit. The temperature sensor is arranged on the transformer, and the processor, the power supply, the display unit and the alarm unit are arranged outside the transformer. The temperature sensor is connected to the processor, and the power supply, the display unit and the alarm unit are respectively connected to the processor.

[0003] Although a transformer oil temperature monitoring device with a publication (announcement) number of "CN208399629U" can monitor the transformer oil temperature in real time through a temperature sensor and a processor, display the oil temperature data through a display unit, and set an alarm unit to alarm for high oil temperature, it has the characteristics of small size, fast monitoring, automatic alarm, simple structure, etc. However, it cannot detect the upper oil temperature and the lower oil temperature in real time. In view of the above problems, the inventor proposes a transformer temperature real-time monitor to solve the above problems. Utility Model Content

[0004] In order to solve the problem that the existing transformer temperature monitoring method cannot detect the upper oil temperature and the lower oil temperature in real time, the utility model aims to provide a transformer temperature real-time monitor.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme: a real-time transformer temperature monitor, comprising a transformer main body, the top surface of the transformer main body is fixedly connected with a shell, a motor is arranged inside the shell, a worm is fixedly connected with the output shaft end of the motor, a movable rod is inserted and fixedly connected with the top surface of the shell, a monitor main body is arranged above the movable rod, a cylinder is sleeved on the side wall of the movable rod, a tooth plate is fixedly connected with the outer wall of the cylinder, a gear is meshed with the side wall of the tooth plate, a worm wheel is arranged on one side of the gear, the worm wheel is meshed with the worm, the bottom surface of the cylinder is fixedly connected with a fixed plate, and a detection head is fixedly connected with the side of the fixed plate facing away from the cylinder.

[0006] Preferably, a fixing seat is provided on the side wall of the motor, and the side wall of the fixing seat is fixedly connected to the inner wall of the shell. Hooks are fixedly connected to the four corners of the top surface of the monitor body, and the transformer body can be hung by the hooks. The motor is installed through the fixing seat, and the motor is started. The worm rotates under the action of the motor output shaft, and the worm and the worm wheel are engaged with each other, so that the rotating shaft can drive the gear to rotate.

[0007] Preferably, the top of the movable rod is fixedly connected with a convex ring, the top surface of the convex ring is fixedly connected to the bottom surface of the monitor body, and the side wall of the convex ring is fixedly connected to the side wall of the shell. The detection head is used to detect the oil temperature, and the detected data can be transmitted to the monitor body for display. A through opening is provided on the top surface of the transformer body and below the shell, the cylinder and the tooth plate are both located in the through opening, and the cylinder and the tooth plate are both slidably connected to the through opening. The side wall of the movable rod is fixedly connected with a guide plate, and a guide opening is provided on the top surface of the cylinder, and the guide plate is slidably connected to the guide opening. When the rotating shaft drives the gear to rotate, the gear and the tooth plate are meshed with each other, and the cooperation of the guide plate and the guide opening can make the cylinder rise and fall, and then the detection head can be raised and lowered, so as to detect the upper oil temperature and the lower oil temperature respectively.

[0008] Preferably, a rotating shaft is inserted and fixedly connected to the middle of the side wall of the gear, the rotating shaft passes through the worm wheel, and the rotating shaft is fixedly connected to the worm wheel. A support sleeve is rotatably connected to the side wall of the rotating shaft, and the bottom surface of the support sleeve is fixedly connected to the top surface of the transformer body. The support sleeve is used to support the rotation of the rotating shaft to reduce the friction coefficient. Through the mutual engagement of the worm and the worm wheel, the device can be self-locking to avoid the cylinder from falling automatically. The side wall of the shell is penetrated with heat dissipation holes, which correspond to the motor. The heat dissipation holes are used to allow air inside and outside the shell to circulate to cool the motor.

[0009] Compared with the prior art, the beneficial effects of the utility model are: good monitoring effect, through the mutual engagement of the gear and the tooth plate, and the cooperation of the guide plate and the guide port, the cylinder can be raised and lowered, and then the detection head can be raised and lowered, so as to detect the upper oil temperature and the lower oil temperature respectively, and the detection data can be transmitted to the main body of the monitoring instrument for real-time display. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0012] Figure 2 It is a schematic diagram of the internal structure of the shell of the utility model.

[0013] Figure 3 It is an enlarged view of point A of the present utility model.

[0014] Figure 4 This is a schematic diagram of the cooperation between the movable rod and the cylinder of the utility model.

[0015] In the figure: 1. Transformer body; 2. Hook; 3. Shell; 4. Heat dissipation hole; 5. Motor; 6. Fixed seat; 7. Worm; 8. Movable rod; 9. Guide plate; 10. Convex ring; 11. Monitor body; 12. Cylinder; 13. Guide port; 14. Tooth plate; 15. Gear; 16. Rotating shaft; 17. Support sleeve; 18. Worm wheel; 19. Fixed plate; 20. Detection head. DETAILED DESCRIPTION

[0016] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] Example: Figure 1-4 As shown, the utility model provides a real-time transformer temperature monitor, including a transformer body 1, a shell 3 is fixedly connected to the top surface of the transformer body 1, a motor 5 is arranged inside the shell 3, a worm 7 is fixedly connected to the output shaft end of the motor 5, a movable rod 8 is inserted and fixedly connected to the top surface of the shell 3, a monitor body 11 is arranged above the movable rod 8, a cylinder 12 is sleeved on the side wall of the movable rod 8, a tooth plate 14 is fixedly connected to the outer wall of the cylinder 12, a gear 15 is meshedly arranged on the side wall of the tooth plate 14, a worm wheel 18 is arranged on one side of the gear 15, the worm wheel 18 is meshed with the worm 7, a fixing plate 19 is fixedly connected to the bottom surface of the cylinder 12, and a detection head 20 is fixedly connected to the side of the fixing plate 19 facing away from the cylinder 12.

[0018] A fixing seat 6 is provided on the side wall of the motor 5 , and the side wall of the fixing seat 6 is fixedly connected to the inner wall of the housing 3 . Hooks 2 are fixedly connected to the four corners of the top surface of the monitor body 11 .

[0019] By adopting the above technical solution, the transformer body 1 can be hung by the hook 2, the motor 5 can be installed through the fixing seat 6, and the motor 5 can be started. The worm 7 rotates under the action of the output shaft of the motor 5, and the worm 7 and the worm wheel 18 are meshed with each other, so that the rotating shaft 16 can drive the gear 15 to rotate.

[0020] A convex ring 10 is fixedly connected to the top of the movable rod 8 , and the top surface of the convex ring 10 is fixedly connected to the bottom surface of the monitoring instrument body 11 .

[0021] By adopting the above technical solution, the side wall of the convex ring 10 is fixedly connected to the side wall of the shell 3, and the detection head 20 is used to detect the oil temperature. The detected data can be transmitted to the monitoring instrument body 11 for display.

[0022] A through opening is provided on the top surface of the transformer body 1 and below the shell 3, the cylinder 12 and the tooth plate 14 are both located in the through opening, and the cylinder 12 and the tooth plate 14 are both slidably connected to the through opening, a guide plate 9 is fixedly connected to the side wall of the movable rod 8, a guide opening 13 is provided on the top surface of the cylinder 12, and the guide plate 9 is slidably connected to the guide opening 13.

[0023] By adopting the above technical solution, when the rotating shaft 16 drives the gear 15 to rotate, through the mutual engagement of the gear 15 and the toothed plate 14, and the cooperation of the guide plate 9 and the guide port 13, the cylinder 12 can be raised and lowered, and then the detection head 20 can be raised and lowered to detect the upper oil temperature and the lower oil temperature respectively.

[0024] A rotating shaft 16 is inserted and fixedly connected to the middle of the side wall of the gear 15. The rotating shaft 16 passes through the worm gear 18 and is fixedly connected to the worm gear 18. A supporting sleeve 17 is rotatably connected to the side wall of the rotating shaft 16. The bottom surface of the supporting sleeve 17 is fixedly connected to the top surface of the transformer body 1.

[0025] By adopting the above technical solution, the support sleeve 17 is used to support the rotation of the rotating shaft 16 to reduce the friction coefficient. Through the mutual engagement of the worm 7 and the worm wheel 18, the device can be self-locking to prevent the cylinder 12 from falling automatically.

[0026] The side wall of the shell 3 is penetrated with a heat dissipation hole 4 , which corresponds to the motor 5 . The detection head 20 is located in the oil storage tank inside the transformer body 1 , and the detection head 20 is electrically connected to the monitoring instrument body 11 .

[0027] By adopting the above technical solution, the heat dissipation holes 4 are used to allow air to circulate inside and outside the housing 3 to cool the motor 5 .

[0028] Working principle: When the utility model is in use, the motor 5 is started, and the worm 7 rotates under the action of the output shaft of the motor 5. The worm 7 and the worm wheel 18 are meshed with each other, so that the rotating shaft 16 can drive the gear 15 to rotate. The gear 15 and the toothed plate 14 are meshed with each other, and the guide plate 9 and the guide port 13 cooperate to make the cylinder 12 rise and fall, and then make the detection head 20 rise and fall, so as to detect the upper oil temperature and the lower oil temperature respectively.

[0029] The convex ring 10 is fixedly connected to the side wall of the shell 3 to support the monitor body 11. The detection head 20 can detect the oil temperature, and the detection data can be transmitted to the monitor body 11 for real-time display.

[0030] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A transformer temperature real-time monitor, comprising a transformer body (1), characterized in that: The top surface of the transformer body (1) is fixedly connected to a housing (3), a motor (5) is arranged inside the housing (3), a worm (7) is fixedly connected to the output shaft end of the motor (5), a movable rod (8) is inserted and fixedly connected to the top surface of the housing (3), a monitoring instrument body (11) is arranged above the movable rod (8), a cylinder (12) is sleeved on the side wall of the movable rod (8), a toothed plate (14) is fixedly connected to the outer wall of the cylinder (12), a gear (15) is meshedly arranged on the side wall of the toothed plate (14), a worm wheel (18) is arranged on one side of the gear (15), and the worm wheel (18) is meshed with the worm (7), the bottom surface of the cylinder (12) is fixedly connected to a fixing plate (19), and a detection head (20) is fixedly connected to the side of the fixing plate (19) facing away from the cylinder (12).

2. A transformer temperature real-time monitor as claimed in claim 1, characterized in that: A fixing seat (6) is provided on the side wall of the motor (5), and the side wall of the fixing seat (6) is fixedly connected to the inner wall of the housing (3).

3. A transformer temperature real-time monitor as claimed in claim 1, characterized in that: A convex ring (10) is fixedly connected to the top end of the movable rod (8), and the top surface of the convex ring (10) is fixedly connected to the bottom surface of the monitoring instrument body (11).

4. A transformer temperature real-time monitor as claimed in claim 1, characterized in that: A guide plate (9) is fixedly connected to the side wall of the movable rod (8), a guide opening (13) is provided on the top surface of the cylinder (12), and the guide plate (9) is slidably connected to the guide opening (13).

5. A transformer temperature real-time monitor as claimed in claim 1, characterized in that: A rotating shaft (16) is inserted and fixedly connected in the middle of the side wall of the gear (15); the rotating shaft (16) passes through the worm wheel (18), and the rotating shaft (16) is fixedly connected to the worm wheel (18).

6. A transformer temperature real-time monitor as claimed in claim 5, characterized in that: A support sleeve (17) is rotatably connected to the side wall of the rotating shaft (16), and the bottom surface of the support sleeve (17) is fixedly connected to the top surface of the transformer body (1).

7. A transformer temperature real-time monitor as claimed in claim 1, characterized in that: A through opening is provided through the top surface of the transformer body (1) and below the shell (3); the cylinder (12) and the tooth plate (14) are both located in the through opening, and the cylinder (12) and the tooth plate (14) are both slidably connected to the through opening.

8. A transformer temperature real-time monitor as claimed in claim 1, characterized in that: A heat dissipation hole (4) is provided through the side wall of the shell (3), and the heat dissipation hole (4) corresponds to the motor (5). The detection head (20) is located in the oil storage tank inside the transformer body (1), and the detection head (20) is electrically connected to the monitoring instrument body (11).

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