阅读说明：本技术 一种变压器套管抗震性能检测设备 (Transformer bushing anti-seismic performance detection equipment ) 是由 朱广 朱永亮 于 2021-01-21 设计创作，主要内容包括：本发明公开了一种变压器套管抗震性能检测设备,涉及变压器套管检测技术领域。本发明包括检测箱,检测箱中设有检测腔,检测腔顶部设置有第一固定块；检测腔的底部设置有第二固定块；检测箱的一内侧壁上还设置有加热装置和温度传感器；检测箱的底部还设置有蓄电池；检测箱的另一内侧壁上还设置有破损检测装置和放电检测装置。本发明通过在检测腔中设置了第一电动伸缩杆、第二电动伸缩杆、缓冲弹簧和缓冲块；产生不同频率的振动了,且在竖直方向、水平方向上均可以进行抗震检测,从而使检测环境更加贴近实际使用情况,使检测结果更加可信,而且,本发明中设有检测模块,可在振动试验后对套管进行检测,功能更加丰富,实用性更好。(The invention discloses equipment for detecting the anti-seismic performance of a transformer bushing, and relates to the technical field of transformer bushing detection. The invention comprises a detection box, wherein a detection cavity is arranged in the detection box, and a first fixed block is arranged at the top of the detection cavity; a second fixed block is arranged at the bottom of the detection cavity; a heating device and a temperature sensor are also arranged on one inner side wall of the detection box; the bottom of the detection box is also provided with a storage battery; and a damage detection device and a discharge detection device are also arranged on the other inner side wall of the detection box. The first electric telescopic rod, the second electric telescopic rod, the buffer spring and the buffer block are arranged in the detection cavity; the vibration of different frequencies is generated, and the anti-seismic detection can be performed in the vertical direction and the horizontal direction, so that the detection environment is closer to the actual use condition, the detection result is more reliable, and the detection module is arranged in the vibration testing device, so that the sleeve can be detected after the vibration test, the functions are richer, and the practicability is better.)

1. The transformer bushing anti-seismic performance detection equipment comprises a detection box (1), wherein a detection cavity (2) is arranged in the detection box (1);

the method is characterized in that:

the bottom of the detection box (1) is fixedly provided with a supporting leg; a handle is fixedly arranged at the top of the detection box (1); the top of the detection cavity (2) is provided with a first fixed block (3); a first mounting cavity, a second mounting cavity and a third mounting cavity are formed in the first fixing block (3);

the first mounting cavity and the second mounting cavity are arranged oppositely; the third mounting cavity is arranged at the top of the first fixing block (3); a first buffer block (5) is fixedly arranged on the inner side wall of the first mounting cavity; a first electric telescopic rod (8) is fixedly arranged in the second mounting cavity; one end of the first electric telescopic rod (8) is fixedly connected with a second buffer block (6); a third buffer block (7) is fixedly arranged on the third mounting cavity; a first mounting block (9) is also arranged in the third mounting cavity; the first mounting block (9) is fixedly connected with the third buffer block (7) through a buffer spring; a second mounting block (10) is arranged in the first mounting cavity; a third mounting block (11) is arranged in the second mounting cavity;

the first buffer block (5) and the second mounting block (10) as well as the second buffer block (6) and the third mounting block (11) are fixedly connected through buffer springs; the lower surface of the first mounting block (9) is provided with a first threaded hole;

a second fixed block (4) is arranged at the bottom of the detection cavity (2); a fourth mounting cavity is formed in the upper surface of the second fixing block (4); a second electric telescopic rod (17) is arranged in the fourth mounting cavity; one end of the second electric telescopic rod (17) is fixedly connected with a fourth buffer block (12);

a fourth mounting block (13) is arranged in the fourth mounting cavity; the fourth buffer block (12) is fixedly connected with the fourth mounting block (13) through a buffer spring; a circular groove is formed in the upper surface of the fourth mounting block (13);

a circular limiting hole is formed in the middle of the bottom of the circular groove; an installation cable (18) is also arranged in the detection cavity (2); the upper end of the mounting cable (18) is in threaded fit with the first threaded hole; the lower end of the installation cable (18) is clamped with the round limiting hole; a limiting plate (16) is further arranged on the outer side face of the second mounting block (10);

a heating device (20) and a temperature sensor are further arranged on one inner side wall of the detection box (1); the bottom of the detection box (1) is also provided with a storage battery (21); and a damage detection device and a discharge detection device are also arranged on the other inner side wall of the detection box (1).

2. The transformer bushing anti-seismic performance detection device according to claim 1, characterized in that a transformer bushing (19) to be detected is sleeved on the installation cable (18).

3. The transformer bushing anti-seismic performance detection equipment according to claim 1 or 2, wherein the first threaded hole is consistent with the circular limiting hole in aperture size.

4. The transformer bushing anti-seismic performance detection equipment according to claim 3, wherein the second mounting block (10) and the third mounting block (11) are both provided with a first groove; the first groove is matched with the third mounting block (11).

5. The transformer bushing anti-seismic performance detection equipment according to claim 1, 2 or 4, characterized in that a clamping plate (14) is further arranged in the circular groove; the clamping plate (14) is semicircular in shape; a third threaded hole is formed in the clamping plate (14); a threaded rod (15) is further arranged on the second fixing block (4); the threaded rod (15) is matched with the third threaded hole.

6. The transformer bushing anti-seismic performance detection equipment according to claim 5, wherein the damage detection device comprises a motor-driven guide rail (23) fixedly arranged on a right side wall of the detection cavity (2), and an image acquisition module (24) is fixedly arranged on a left end face of a slide block on the right side of the motor-driven guide rail (23).

7. The transformer bushing anti-seismic performance detection device according to claim 1, 2, 4 or 6, characterized in that the discharge detection means is an ultrasonic sensor (21); the heating device (20) is a resistance wire.

Technical Field

The invention belongs to the technical field of transformer bushing detection, and particularly relates to transformer bushing anti-seismic performance detection equipment.

Background

The transformer bushing is the main insulation device outside the transformer box, the outgoing lines of the transformer winding must pass through the insulation bushing to insulate the outgoing lines and the outgoing lines from the transformer shell, meanwhile, the lead-out wire is fixed, most of the existing transformer sleeves are made of ceramic materials, the ceramic is easy to break, therefore, the newly designed transformer bushing must be tested through a series of experiments, in the existing testing, the bushing is generally mounted on a vibration table for testing, however, in practical use of the bushing, the bushing is mounted on the transformer, the cable is inserted into the bushing, and when vibration occurs, such as earthquake, the frequency of the vibration generated by the cable and the transformer is not the same, therefore, the vibration condition generated by the casing is complex, and therefore, the vibration test of the casing at the present stage has certain disadvantages.

Disclosure of Invention

The invention aims to provide transformer bushing anti-seismic performance detection equipment, which is provided with a detection box, wherein the top of a detection cavity is provided with a first fixed block; a second fixed block is arranged at the bottom of the detection cavity; heating device and temperature sensor, damaged detection device and discharge detection device have solved the current problem that has certain limitation to transformer bushing anti-seismic performance detection.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention discloses equipment for detecting the anti-seismic performance of a transformer bushing, which comprises a detection box, wherein a detection cavity is arranged in the detection box: the bottom of the detection box is fixedly provided with a supporting leg; the top of the detection box is fixedly provided with a handle; a first fixing block is arranged at the top of the detection cavity; a first mounting cavity, a second mounting cavity and a third mounting cavity are formed in the first fixing block; the first mounting cavity and the second mounting cavity are arranged oppositely; the third mounting cavity is arranged at the top of the first fixing block; a first buffer block is fixedly arranged on the inner side wall of the first installation cavity; a first electric telescopic rod is fixedly arranged in the second mounting cavity; one end of the first electric telescopic rod is fixedly connected with a second buffer block; a third buffer block is fixedly arranged on the third mounting cavity; a first mounting block is also arranged in the third mounting cavity; the first mounting block is fixedly connected with the third buffer block through a buffer spring; a second mounting block is arranged in the first mounting cavity; a third mounting block is arranged in the second mounting cavity; the first buffer block and the second mounting block, and the second buffer block and the third mounting block are fixedly connected through buffer springs; the lower surface of the first mounting block is provided with a first threaded hole; a second fixed block is arranged at the bottom of the detection cavity; a fourth mounting cavity is formed in the upper surface of the second fixing block; a second electric telescopic rod is arranged in the fourth mounting cavity; one end of the second electric telescopic rod is fixedly connected with a fourth buffer block; a fourth mounting block is arranged in the fourth mounting cavity; the fourth buffer block is fixedly connected with the fourth mounting block through a buffer spring; a circular groove is formed in the upper surface of the fourth mounting block; a circular limiting hole is formed in the middle of the bottom of the circular groove; an installation cable is also arranged in the detection cavity; the upper end of the mounting cable is in threaded fit with the first threaded hole; the lower end of the installation cable is clamped with the round limiting hole; a limiting plate is further arranged on the outer side face of the second mounting block; a heating device and a temperature sensor are also arranged on one inner side wall of the detection box; the bottom of the detection box is also provided with a storage battery; and a damage detection device and a discharge detection device are also arranged on the other inner side wall of the detection box.

Further, a transformer bushing to be detected is sleeved on the installation cable.

Furthermore, the first threaded hole is consistent with the aperture size of the round limiting hole.

Furthermore, the second mounting block and the third mounting block are both provided with first grooves; the first groove is matched with the third mounting block.

Furthermore, a clamping plate is arranged in the circular groove; the clamping plate is semicircular in shape; a third threaded hole is formed in the clamping plate; a threaded rod is further arranged on the second fixing block; the threaded rod is matched with the third threaded hole.

Further, the damage detection device including fixed set up in detect the electronic guide rail of chamber right side wall, the slider left end face on electronic guide rail right side is fixed and is equipped with image acquisition module.

Further, the discharge detection device is an ultrasonic sensor; the heating device is a resistance wire.

The invention has the following beneficial effects:

aiming at the problem that the existing transformer bushing detection has certain limitation, the transformer bushing detection device is provided with a detection box, a detection cavity is arranged in the detection box, and a first electric telescopic rod, a second electric telescopic rod, a buffer spring and a buffer block are arranged in the detection cavity; the vibration of different frequencies is generated, and the anti-seismic detection can be performed in the vertical direction and the horizontal direction, so that the detection environment is closer to the actual use condition, the detection result is more reliable, and the detection module is arranged in the vibration testing device, so that the sleeve can be detected after the vibration test, the functions are richer, and the practicability is better.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a transformer bushing anti-seismic performance detection device according to the present invention;

fig. 2 is a schematic view of the structure of the clamping plate and the threaded rod of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-detection box, 2-detection chamber, 3-first fixed block, 4-second fixed block, 5-first buffer block, 6-second buffer block, 7-third buffer block, 8-first electric telescopic rod, 9-first installation block, 10-second installation block, 11-third installation block, 12-fourth buffer block, 13-fourth installation block, 14-clamping plate, 15-threaded rod, 16-limiting plate, 17-second electric telescopic rod, 18-installation cable, 19-transformer bushing, 20-heating device, 21-storage battery, 22-ultrasonic sensor, 23-electric guide rail and 24-image acquisition module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "bottom", "top", "inside", "one side", "lower surface", "upper surface", "outer side", and the like, indicate orientations or positional relationships for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention is a transformer bushing anti-seismic performance detection apparatus, including a detection box 1, a detection cavity 2 is arranged in the detection box 1; the bottom of the detection box 1 is fixedly provided with a supporting leg; the top of the detection box 1 is fixedly provided with a handle; the top of the detection cavity 2 is provided with a first fixed block 3; a first mounting cavity, a second mounting cavity and a third mounting cavity are formed in the first fixing block 3; the first mounting cavity and the second mounting cavity are arranged oppositely; the third mounting cavity is arranged at the top of the first fixing block 3; a first buffer block 5 is fixedly arranged on the inner side wall of the first installation cavity; a first electric telescopic rod 8 is fixedly arranged in the second mounting cavity; one end of the first electric telescopic rod 8 is fixedly connected with a second buffer block 6; a third buffer block 7 is fixedly arranged on the third mounting cavity; a first mounting block 9 is also arranged in the third mounting cavity; the first mounting block 9 is fixedly connected with the third buffer block 7 through a buffer spring; a second mounting block 10 is arranged in the first mounting cavity; a third mounting block 11 is arranged in the second mounting cavity; the first buffer block 5 and the second mounting block 10, and the second buffer block 6 and the third mounting block 11 are fixedly connected through buffer springs; the lower surface of the first mounting block 9 is provided with a first threaded hole; the bottom of the detection cavity 2 is provided with a second fixed block 4; a fourth mounting cavity is formed in the upper surface of the second fixing block 4; a second electric telescopic rod 17 is arranged in the fourth mounting cavity; one end of the second electric telescopic rod 17 is fixedly connected with a fourth buffer block 12; a fourth mounting block 13 is arranged in the fourth mounting cavity; the fourth buffer block 12 is fixedly connected with the fourth mounting block 13 through a buffer spring; a circular groove is formed in the upper surface of the fourth mounting block 13; a round limiting hole is formed in the middle of the bottom of the round groove; a clamping plate 14 is also arranged in the circular groove; the clamping plate 14 is semicircular in shape; a third threaded hole is formed in the clamping plate 14; the second fixed block 4 is also provided with a threaded rod 15; the threaded rod 15 is matched with the third threaded hole; the detection cavity 2 is also internally provided with an installation cable 18; the upper end of the mounting cable 18 is in threaded fit with the first threaded hole; the lower end of the installation cable 18 is clamped with the round limiting hole; a transformer bushing 19 to be detected is sleeved on the installation cable 18; the first threaded hole is consistent with the circular limiting hole in aperture size; the second mounting block 10 and the third mounting block 11 are both provided with a first groove; the first groove is matched with the third mounting block 11; a limiting plate 16 is further arranged on the outer side surface of the second mounting block 10; a heating device 20 and a temperature sensor are also arranged on one inner side wall of the detection box 1; the bottom of the detection box 1 is also provided with a storage battery 21; a damage detection device and a discharge detection device are also arranged on the other inner side wall of the detection box 1; the damage detection device comprises an electric guide rail 23 fixedly arranged on the right side wall of the detection cavity 2, and an image acquisition module 24 is fixedly arranged on the left end face of a slide block on the right side of the electric guide rail 23; the discharge detection device is an ultrasonic sensor 21; the heating means 20 are resistance wires.

One specific application of this embodiment is:

during detection, the transformer bushing 19 is sleeved on the installation cable 18; the upper end of the mounting cable 18 is in threaded fit with the first mounting block 9; the lower end of the installation cable 18 is matched with the round limiting hole; starting to screw the threaded rod 15, so that the clamping plate 14 clamps the transformer bushing 19, starting the second electric telescopic rod 17, and enabling the second electric telescopic rod 17 to stretch back and forth, so that the transformer bushing 19 vibrates up and down back and forth; close first electric telescopic handle 8, start first electric telescopic handle 8, first electric telescopic handle 8 makes a round trip to stretch out and draw back to make transformer bushing 19 make a round trip to vibrate about, then both can detect transformer bushing 19's vertical anti-seismic performance and can detect transformer's horizontal anti-seismic performance again.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.