CN220136229U

CN220136229U - Creepage distance testing device

Info

Publication number: CN220136229U
Application number: CN202321565312.8U
Authority: CN
Inventors: 张君; 陶晓春; 金辉
Original assignee: Shanghai Dahua Engineering Equipment Installation Co ltd
Current assignee: Shanghai Dahua Engineering Equipment Installation Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2023-12-05
Anticipated expiration: 2033-06-19

Abstract

The utility model relates to the technical field of electrical detection equipment, in particular to a creepage distance testing device, which comprises a handle and a fixedly connected connecting block, and further comprises: the distance measuring part comprises two side moving plates, the side moving plates are slidably arranged on the mounting plate, scales are arranged on the mounting plate, and the creepage distance in the scales can be tested through the side moving plates; an infrared range finder capable of moving along the direction of the plate body is arranged on the side moving plate, so that the test distance can be checked and the distance beyond the scale range can be tested; the creepage distance in the scale range can be measured through the distance measuring part, the far distance outside the scale mark can be measured by matching with the infrared range finder, and the test range is wider; the infrared range finder on the device is adjustable in position, so that the range finding end points can be aligned conveniently during use, and the creepage distance test in the scale range is prevented from being influenced; meanwhile, the side moving plate and the infrared range finder are cooperatively matched to check the test distance, so that accurate creepage distance test data can be obtained conveniently.

Description

Creepage distance testing device

Technical Field

The utility model relates to the technical field of electrical detection equipment, in particular to a creepage distance testing device.

Background

Creepage distance refers to the charging area between two conductive parts measured along the insulating surface, which, under different usage conditions, is a charging phenomenon due to the insulating material around the conductor being electrically polarized. The creepage distance of the insulator refers to the shortest distance or the sum of the shortest distances between two parts of the insulator which normally bear the running voltage along the insulating surface.

The present patent of the utility model that grants the bulletin number CN215491424U discloses a creepage distance measurement anchor clamps, and it is connected and is used for measuring photovoltaic module creepage distance on photovoltaic module tongs, includes: a bottom plate; the measuring fixture block is detachably connected to the bottom plate, and graduation lines are formed at the top end of the measuring fixture block. According to the creepage distance measuring clamp provided by the embodiment of the utility model, the base plate is fixed on the photovoltaic module handle, so that the creepage distance of the photovoltaic module is measured, the judgment speed of a measurement result is improved, and the subsequent production takt can be accelerated.

The main structure of the distance test is to measure the clamping block, but the structure is limited to a short creepage distance test, and is limited to the length of the clamping block and is inaccurate for a long distance test; the test device has no check structure, and generally needs to measure and judge whether a single test structure is accurate or not for many times, so that the operation is inconvenient; therefore, it is considered to design a device capable of measuring the creepage distance over a long distance and having a verification function. In view of this, we propose a creepage distance testing apparatus.

Disclosure of Invention

In order to make up for the defects, the utility model provides a creepage distance testing device.

The technical scheme of the utility model is as follows:

creepage distance testing arrangement, including handle and fixed connection's connecting block, still include:

the distance measuring part comprises two side moving plates, the side moving plates are slidably arranged on a mounting plate, scales are arranged on the mounting plate, and the creepage distance in the scales can be tested through the side moving plates;

the side-shifting plate is provided with an infrared range finder which can move along the direction of the plate body, so that the testing distance can be checked and the distance beyond the scale range can be tested.

Preferably, the connecting block is provided with a level bar, so that the level degree during the test distance can be judged.

Preferably, the mounting plate is provided with a chute, two side shifting plates are fixedly connected with sliding blocks which can be slidably arranged in the chute, and two side shifting plates and the corresponding sides of the scales are provided with indicating needles which can be used for reading conveniently.

Preferably, the side shifting plate is provided with a shifting groove, an L-shaped plate is arranged in the shifting groove through screw threads, and the screw is coaxially and fixedly connected with a driving motor.

Preferably, the lifting plate is slidably mounted below the L-shaped plate through the guide rod, an air cylinder is fixedly mounted on the L-shaped plate, and an output shaft of the air cylinder is fixedly connected with the lifting plate.

Preferably, an infrared range finder is fixedly arranged below the lifting plate.

Preferably, the side-shifting plate is provided with rubber raised strips on the surface plate body, so that the side-shifting plate can play a role in shock absorption and buffering when contacting the tail end of the creepage distance.

Compared with the prior art, the utility model has the beneficial effects that:

the creepage distance testing device can measure the creepage distance in the scale range through the provided distance measuring part, can be matched with an infrared range finder to test the long distance outside the scale line, and has wider testing range; meanwhile, the position of the infrared range finder on the device is adjustable, so that the infrared range finder can be aligned with a ranging endpoint conveniently during use, and the creepage distance test in the scale range is prevented from being influenced; meanwhile, the side moving plate and the infrared range finder are cooperatively matched to check the test distance, so that accurate creepage distance test data can be obtained conveniently.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a second schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic view of a distance measuring section according to the present utility model;

fig. 4 is an exploded view of the ranging part of the present utility model.

The meaning of each reference numeral in the figures is:

1. a handle; 2. a connecting block; 21. a level bar; 3. a mounting plate; 301. a scale; 302. a chute; 4. a distance measuring section; 41. a side moving plate; 411. a moving groove; 412. rubber protruding strips; 42. a slide block; 43. an indicator needle; 44. an L-shaped plate; 45. a guide rod; 46. a lifting plate; 47. a driving motor; 48. a cylinder; 49. an infrared range finder; 410. and (3) a screw.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-4, the present utility model is described in detail by the following embodiments:

creepage distance testing arrangement, including handle 1 and fixed connection's connecting block 2, still include:

a distance measuring section 4, wherein the distance measuring section 4 comprises two side moving plates 41, the side moving plates 41 are slidably arranged on the mounting plate 3, the mounting plate 3 is provided with a scale 301, and the creepage distance in the scale 301 can be tested through the side moving plates 41;

the side moving plate 41 is provided with an infrared distance meter 49 which can move along the direction of the plate body, and can check the test distance and test the distance beyond the range of the scale 301.

The connecting block 2 is provided with a level 21, so that the level degree of the test distance can be judged.

The mounting plate 3 is provided with a chute 302, the two side shifting plates 41 are fixedly connected with a sliding block 42 which can be slidably arranged in the chute 302, and the sides of the two side shifting plates 41 corresponding to the scales 301 are provided with indicating needles 43, so that the reading can be facilitated; in the present embodiment, the creepage distance is the difference in scale between the indicator pins 43 on both sides in the configuration shown in fig. 1 and 2.

The side moving plate 41 is provided with a moving slot 411, the L-shaped plate 44 is arranged in the moving slot 411 through screw 410 threads, and the screw 410 is fixedly connected with a driving motor 47 in the same axis. The driving motor 47 rotates, and can move the L-shaped plate 44 based on the principle of a screw.

The lifting plate 46 is slidably arranged below the L-shaped plate 44 through the guide rod 45, an air cylinder 48 is fixedly arranged on the L-shaped plate 44, and an output shaft of the air cylinder 48 is fixedly connected with the lifting plate 46.

An infrared distance meter 49 is fixedly arranged below the lifting plate 46, and a deluxe laser distance meter is adopted in the embodiment.

The outer surface plate body of the side moving plate 41 is provided with rubber protruding strips 412, which can play a role in shock absorption and buffering when contacting the tail end of the creepage distance.

In the creepage distance testing device of the embodiment, when the worker uses the creepage distance testing device, if the creepage distance testing device is in the scale range, the distance measuring part 4 is moved to two sides, and the creepage distance is obtained according to the indication difference value of the indication needle 43; if the distance measurement distance is insufficient, the horizontal position and the vertical position parameters of the infrared distance meter 49 are adjusted through adjusting the driving motor 47 and the air cylinder 48, so that the infrared distance meter is aligned with the two creepage ends, and the creepage distance is obtained; the process can move the side moving plate 41, and can drive the infrared distance meter 49 to synchronously move, if the test is correct, the distance is unchanged, and if the change is correct, the fault occurs or the horizontal adjustment is incorrect; the process is simple to operate, quick to judge and wider in range finding range.

The above description is only illustrative of the preferred embodiments of the present utility model and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in the present utility model is not limited to the specific combinations of the technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the inventive concept. Such as the above-mentioned features and the technical features disclosed in the present utility model (but not limited to) having similar functions are replaced with each other.

Claims

1. Creepage distance testing arrangement, including handle (1) and fixed connection's connecting block (2), its characterized in that: further comprises:

the distance measuring part (4), the distance measuring part (4) comprises two side moving plates (41), the side moving plates (41) are slidably arranged on the mounting plate (3), scales (301) are arranged on the mounting plate (3), and the creepage distance in the scales (301) can be tested through the side moving plates (41);

an infrared range finder (49) capable of moving along the direction of the plate body is arranged on the side moving plate (41), so that the test distance can be checked and the distance beyond the range of the scale (301) can be tested.

2. The creepage distance testing apparatus as claimed in claim 1, wherein: the connecting block (2) is provided with a level bar (21) which can judge the level degree during the test distance.

3. The creepage distance testing apparatus as claimed in claim 1, wherein: the mounting plate (3) is provided with a chute (302), two side shifting plates (41) are fixedly connected with sliding blocks (42) which can be slidably arranged in the chute (302), and the two side shifting plates (41) and the corresponding sides of the scales (301) are provided with indicating needles (43) which can be used for reading conveniently.

4. The creepage distance testing apparatus as claimed in claim 3, wherein: the side shifting plate (41) is provided with a shifting groove (411), an L-shaped plate (44) is arranged in the shifting groove (411) through a screw rod (410) in a threaded mode, and a driving motor (47) is fixedly connected with the screw rod (410) in a coaxial mode.

5. The creepage distance testing apparatus as claimed in claim 4, wherein: lifting plates (46) are slidably mounted below the L-shaped plates (44) through guide rods (45), air cylinders (48) are fixedly mounted on the L-shaped plates (44), and output shafts of the air cylinders (48) are fixedly connected with the lifting plates (46).

6. The creepage distance testing apparatus as claimed in claim 5, wherein: an infrared range finder (49) is fixedly arranged below the lifting plate (46).

7. The creepage distance testing apparatus as claimed in claim 1, wherein: the side shifting plate (41) is provided with a rubber raised line (412) on the surface plate body, and can play a role in shock absorption and buffering when contacting the tail end of the creepage distance.