CN213423380U

CN213423380U - Long-time induction voltage withstand test device for transformer

Info

Publication number: CN213423380U
Application number: CN202022300076.XU
Authority: CN
Inventors: 王依鸿
Original assignee: Shangqiu Tianzheng Power Engineering Co ltd
Current assignee: Shangqiu Tianzheng Power Engineering Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-11
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a transformer long term response withstand voltage test device, including first casing, the lower extreme of first casing is provided with the second casing, the surface of second casing is provided with the louvre, the first bracing piece of lower extreme fixedly connected with of second casing, the lower extreme fixedly connected with supporting legs of first bracing piece, a terminal surface of first casing is provided with the annular frame, another terminal surface fixedly connected with mounting panel of first casing, the inner wall fixedly connected with third casing of first casing, the inside of third casing is provided with the flabellum, the front end of third casing is provided with test circuit board, test circuit board's lower extreme fixedly connected with second bracing piece, the lower extreme of second bracing piece is provided with the sleeve, telescopic lower extreme fixedly connected with second casing. The utility model discloses in, the third casing is inside can improve withstand voltage test device's heat dissipation function, the practicality reinforcing through setting up the fan.

Description

Long-time induction voltage withstand test device for transformer

Technical Field

The utility model relates to a withstand voltage experimental facilities technical field especially relates to a transformer long term response withstand voltage test device.

Background

The voltage-withstanding test device is intelligent voltage-withstanding test equipment with advanced performance, which is designed according to the latest national power industry standard, is safe, reliable, powerful, convenient to use and simple to maintain, is used for performing insulation strength tests under specified voltage on various electrical products, electrical elements, insulating materials and the like so as to check the insulation level of the products, find the insulation defects of tested products and measure the overvoltage capability, and is widely applied to electrician manufacturing departments, power operation departments, scientific research units and high colleges.

The heat dissipation of ordinary withstand voltage testing arrangement is relatively poor, and the inside components and parts of the device are in high temperature state for a long time, seriously reduce electronic components's life, and ordinary withstand voltage testing arrangement contacts ground for a long time and is polluted and corroded easily, and withstand voltage test transportation is impaired easily because of jolting, provides a transformer long time response withstand voltage testing arrangement from this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a long-time induction voltage withstand test device for a transformer.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a long-time induction voltage withstand test device for a transformer comprises a first shell, wherein a second shell is arranged at the lower end of the first shell, heat dissipation holes are formed in the outer surface of the second shell, a first supporting rod is fixedly connected to the lower end of the second shell, and supporting legs are fixedly connected to the lower end of the first supporting rod;

an annular frame is arranged on one end face of the first shell, an installation plate is fixedly connected to the other end face of the first shell, a display screen is fixedly connected to the front end face of the installation plate, a switch is arranged on the left side of the display screen, an adjusting wheel is arranged on the right side of the display screen, and a first connecting head is arranged at the lower end of the display screen;

the inner wall fixedly connected with third casing of first casing, the inside of third casing is provided with the flabellum, the front end of third casing is provided with test circuit board, test circuit board's lower extreme fixedly connected with second bracing piece, the lower extreme fixedly connected with clamp plate of second bracing piece, the lower extreme fixedly connected with spring of clamp plate, the lower extreme fixedly connected with sleeve of spring, telescopic lower extreme fixedly connected with second casing.

As a further description of the above technical solution:

the second shell and the first shell are connected into a whole, and one end face of the first shell is close to the annular frame and is provided with a through hole.

As a further description of the above technical solution:

the outer fixed surface of annular frame is connected with the mount, the bottom fixedly connected with first casing of mount.

As a further description of the above technical solution:

the edge sliding connection of clamp plate has the sleeve, telescopic upper end sliding connection has the second bracing piece.

As a further description of the above technical solution:

and the upper end face of the test circuit board is fixedly connected with a second connector.

As a further description of the above technical solution:

the bottom fixedly connected with pivot of flabellum, the bottom of pivot is rotated and is connected with the motor, the bottom fixedly connected with annular frame of motor.

As a further description of the above technical solution:

the bottom of regulating wheel is provided with the scale mark, scale mark and mounting panel be connected as an organic whole, the top fixedly connected with pointer of regulating wheel.

As a further description of the above technical solution:

the preceding terminal surface of mounting panel is close to regulating wheel and fixedly connected with pilot lamp, the preceding terminal surface of mounting panel is close to the switch and is provided with emergency stop button, emergency stop button's right side is provided with reset button.

The utility model discloses following beneficial effect has:

1. the utility model discloses, the surface of first casing is provided with the annular frame, and the surface of second casing is provided with the louvre, and the annular frame makes the flabellum rotate through the installation motor, is showing the thermal diffusivity that improves withstand voltage testing arrangement through rotating flabellum cooperation louvre.

2. The utility model discloses, the inside of first casing is provided with test circuit board, and test circuit board passes through second bracing piece and clamp plate extrusion spring, makes test circuit board have certain buffer function, and then prevents that the transportation is impaired, and the practicality improves.

3. The utility model discloses, the first bracing piece of lower extreme fixedly connected with of second casing, the lower extreme bundle supporting legs of first bracing piece can prevent through setting up the supporting legs that withstand voltage testing arrangement is polluted and corruption, and the practicality improves.

Drawings

Fig. 1 is a schematic structural diagram of a long-time inductive withstand voltage test device of a transformer according to the present invention;

fig. 2 is a front view of a long-time induced withstand voltage test device of a transformer according to the present invention;

fig. 3 is a cross-sectional view of a long-term induction withstand voltage test device of a transformer according to the present invention;

fig. 4 is an enlarged view of fig. 3 at a.

Illustration of the drawings:

1. a fixed mount; 2. an annular frame; 3. a first housing; 4. a through hole; 5. heat dissipation holes; 6. supporting legs; 7. a first support bar; 8. a second housing; 9. a reset button; 10. an emergency stop button; 11. mounting a plate; 12. a switch; 13. a first connector; 14. a display screen; 15. scale lines; 16. an adjustment wheel; 17. a pointer; 18. an indicator light; 19. a rotating shaft; 20. a fan blade; 21. a third housing; 22. testing the circuit board; 23. a second connector; 24. a sleeve; 25. a second support bar; 26. pressing a plate; 27. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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 thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a long-time induction voltage withstand test device of a transformer comprises a first shell 3, wherein a second shell 8 is arranged at the lower end of the first shell 3, heat dissipation holes 5 are formed in the outer surface of the second shell 8, the heat dissipation performance of the voltage withstand test device is remarkably improved by the aid of the heat dissipation holes 5, a first supporting rod 7 is fixedly connected to the lower end of the second shell 8, a supporting leg 6 is fixedly connected to the lower end of the first supporting rod 7, and the voltage withstand test device can be prevented from being polluted by the aid of the supporting leg 6;

one end face of a first shell 3 is provided with an annular frame 2, the annular frame 2 is matched with a heat dissipation hole 5 for air flow exchange, the outer surface of the annular frame 2 is fixedly connected with a fixing frame 1, the fixing frame 1 enables the annular frame 2 to be fixed at a designated position, the bottom end of the fixing frame 1 is fixedly connected with the first shell 3, a second shell 8 and the first shell 3 are integrally connected, one end face of the first shell 3 is close to the annular frame 2 and is provided with a through hole 4, the other end face of the first shell 3 is fixedly connected with a mounting plate 11, the front end face of the mounting plate 11 is fixedly connected with a display 14, the display 14 can accurately display test voltage and current, the left side of the display 14 is provided with a switch 12, the right side of the display 14 is provided with an adjusting wheel 16, the adjusting wheel 16 is used for debugging the pressure resistance of a product, the bottom end of the adjusting, the top end of the adjusting wheel 16 is fixedly connected with a pointer 17, the lower end of the display screen 14 is provided with a first connecting head 13, the front end surface of the mounting plate 11 is close to the adjusting wheel 16 and is fixedly connected with an indicator lamp 18, the indicator lamp 18 is used for indicating the working state of the voltage-withstanding testing device, the front end surface of the mounting plate 11 is close to the switch 12 and is provided with an emergency stop button 10, the emergency stop button 10 is emergency processing equipment, and the right side of the emergency stop button 10 is provided with a reset button 9;

the inner wall of the first shell 3 is fixedly connected with a third shell 21, the inside of the third shell 21 is provided with fan blades 20, the bottom end of the fan blades 20 is fixedly connected with a rotating shaft 19, the bottom end of the rotating shaft 19 is rotatably connected with a motor, the motor drives the rotating shaft 19 to rotate, the bottom end of the motor is fixedly connected with an annular frame 2, the front end of the third shell 21 is provided with a test circuit board 22, the upper end surface of the test circuit board 22 is fixedly connected with a second connector 23, the second connector 23 is connected with the first connector 13 through a connecting wire, the lower end of the test circuit board 22 is fixedly connected with a second supporting rod 25, the lower end of the second supporting rod 25 is fixedly connected with a pressing plate 26, the edge of the pressing plate 26 is slidably connected with a sleeve 24, the upper end of the sleeve 24 is slidably connected with the second supporting rod 25, a sleeve 24 is fixedly connected to the lower end of the spring 27, the sleeve 24 defining the position of the spring 27, and the second housing 8 is fixedly connected to the lower end of the sleeve 24.

The working principle is as follows: the utility model discloses in, connect first connector 13 and second connector 23 through the connecting wire, open switch 12, observe the operating condition that the withstand voltage testing arrangement was judged to pilot lamp 18, motor drive pivot 19 rotates, and pivot 19 drives flabellum 20 and rotates, realizes the air current exchange through annular frame 2 and louvre 5, and first connector 13 detects the product through the connecting wire connection, through rotating regulating wheel 16, and then carries out long-time withstand voltage test to the product.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a withstand voltage test device of transformer long term response, includes first casing (3), its characterized in that: a second shell (8) is arranged at the lower end of the first shell (3), heat dissipation holes (5) are formed in the outer surface of the second shell (8), a first supporting rod (7) is fixedly connected to the lower end of the second shell (8), and a supporting leg (6) is fixedly connected to the lower end of the first supporting rod (7);

an annular frame (2) is arranged on one end face of the first shell (3), the other end face of the first shell (3) is fixedly connected with a mounting plate (11), a display screen (14) is fixedly connected to the front end face of the mounting plate (11), a switch (12) is arranged on the left side of the display screen (14), an adjusting wheel (16) is arranged on the right side of the display screen (14), and a first connecting head (13) is arranged at the lower end of the display screen (14);

the inner wall fixedly connected with third casing (21) of first casing (3), the inside of third casing (21) is provided with flabellum (20), the front end of third casing (21) is provided with test circuit board (22), lower extreme fixedly connected with second bracing piece (25) of test circuit board (22), lower extreme fixedly connected with clamp plate (26) of second bracing piece (25), lower extreme fixedly connected with spring (27) of clamp plate (26), lower extreme fixedly connected with sleeve (24) of spring (27), lower extreme fixedly connected with second casing (8) of sleeve (24).

2. The long-time induction withstand voltage test device of the transformer according to claim 1, characterized in that: the second shell (8) and the first shell (3) are connected into a whole, and one end face of the first shell (3) is close to the annular frame (2) and is provided with a through hole (4).

3. The long-time induction withstand voltage test device of the transformer according to claim 1, characterized in that: the outer fixed surface of annular frame (2) is connected with mount (1), the bottom fixedly connected with first casing (3) of mount (1).

4. The long-time induction withstand voltage test device of the transformer according to claim 1, characterized in that: the edge of the pressing plate (26) is connected with a sleeve (24) in a sliding mode, and the upper end of the sleeve (24) is connected with a second supporting rod (25) in a sliding mode.

5. The long-time induction withstand voltage test device of the transformer according to claim 1, characterized in that: the upper end face of the test circuit board (22) is fixedly connected with a second connector (23).

6. The long-time induction withstand voltage test device of the transformer according to claim 1, characterized in that: the bottom fixedly connected with pivot (19) of flabellum (20), the bottom of pivot (19) is rotated and is connected with the motor, the bottom fixedly connected with annular frame (2) of motor.

7. The long-time induction withstand voltage test device of the transformer according to claim 1, characterized in that: the bottom of regulating wheel (16) is provided with scale mark (15), scale mark (15) and mounting panel (11) be connected as an organic whole, the top fixedly connected with pointer (17) of regulating wheel (16).

8. The long-time induction withstand voltage test device of the transformer according to claim 1, characterized in that: the utility model discloses a quick-witted emergency stop, including mounting panel (11), adjusting wheel (16) and fixedly connected with pilot lamp (18) are close to the preceding terminal surface of mounting panel (11), the preceding terminal surface of mounting panel (11) is close to switch (12) and is provided with emergency stop button (10), the right side of emergency stop button (10) is provided with reset button (9).