CN215373897U

CN215373897U - Disc-shaped porcelain and glass insulator size measuring device

Info

Publication number: CN215373897U
Application number: CN202121585016.5U
Authority: CN
Inventors: 杨丁丁; 刘相霞; 陈丽红; 黄源
Original assignee: Shandong Lutian Testing Technology Co ltd; Zibo Qianheng Automation Engineering Co ltd
Current assignee: Shandong Lutian Testing Technology Co ltd; Zibo Qianheng Automation Engineering Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-12-31
Anticipated expiration: 2031-07-13

Abstract

A dimension measuring device for a disc-shaped porcelain or glass insulator belongs to the technical field of insulator dimension measuring equipment. The method is characterized in that: the disc diameter measuring device comprises a structure height measuring device and a disc diameter measuring device, wherein a hanging part is arranged at the top of the structure height measuring device, pressing parts are arranged on two sides of the disc diameter measuring device, and the hanging part is arranged between the two pressing parts. This disk porcelain matter, glass insulator size measuring device's suspension portion can hang the insulator, makes things convenient for structure height measuring device to measure the axial length of insulator, and suspension portion sets up between two portions that compress tightly, and two portions that compress tightly the lateral part of the insulator that hangs to the convenient dish footpath to detect the insulator, this disk porcelain matter, glass insulator size measuring device have realized the measurement of insulator axial length and dish footpath, and measurement efficiency is high, and the measuring degree of accuracy is high.

Description

Disc-shaped porcelain and glass insulator size measuring device

Technical Field

A dimension measuring device for a disc-shaped porcelain or glass insulator belongs to the technical field of insulator dimension measuring equipment.

Background

The insulator plays two basic roles in an overhead transmission line, namely supporting a lead and preventing current from flowing back to the ground, the insulator cannot fail due to various electromechanical stresses caused by changes of environment and electrical load conditions, otherwise, the safe operation of the transmission line cannot be ensured, and related test detection needs to be carried out to ensure the product performance of the insulator, so that the insulator meets the standard requirement.

The disc-shaped suspension insulator comprises a ceramic insulator and a glass insulator, and the glass insulator and the ceramic insulator may have uneven structural appearance and the like in the production process and after long-term net hanging operation, thereby bringing great potential safety hazards to the safe operation of a line. Therefore, the locking pin test, the axial and radial deviation and the structural height measurement need to be carried out to ensure that the insulator has a good running state.

At present, the plurality of test items need to be carried out on different test tools, the weight of the disc insulator of the extra-high voltage line is usually more than 10kg, and the test is time-consuming, labor-consuming and low in efficiency. Therefore, it is necessary to provide an integrated insulator testing apparatus with external dimension testing, structural height and axial and radial deviation measurement to improve testing efficiency.

Disclosure of Invention

The technical problem to be solved by the utility model is as follows: the defect of the prior art is overcome, and the disc-shaped porcelain and glass insulator size measuring device which can measure the disc diameter and the axial length of the insulator simultaneously, is high in measuring speed and accurate in measurement is provided.

The technical scheme adopted by the utility model for solving the technical problems is as follows: this disk porcelain matter, glass insulator size measurement device, its characterized in that: the disc diameter measuring device comprises a structure height measuring device and a disc diameter measuring device, wherein a hanging part is arranged at the top of the structure height measuring device, pressing parts are arranged on two sides of the disc diameter measuring device, and the hanging part is arranged between the two pressing parts.

Preferably, the structure height measuring device comprises a pull rope displacement sensor and ball sockets, the ball sockets are arranged right above the pull rope displacement sensor at intervals to form the hanging part, and a ball head used for being in butt joint with the insulator is mounted on a pull rope of the pull rope displacement sensor. Hang the insulator through the ball socket, make the insulator hang conveniently, when using, hang into the ball socket with the bulb on the stay cord displacement sensor earlier, realize stay cord displacement sensor's zero setting, hang the insulator on the ball socket again to hang the bulb at the insulator lower extreme, can realize through stay cord displacement sensor that the measurement to insulator axial length is convenient, and measure more accurately.

Preferably, the structure height measuring device comprises a lifting device, and the suspension part is arranged on the lifting device and synchronously lifted along with the lifting device. The lifting device can drive the suspension part to lift so as to adapt to the measurement of insulators with different lengths.

Preferably, the lifting device comprises a lifting motor and a lead screw, the lead screw is vertically arranged, the lifting motor is connected with the lead screw and drives the lead screw to synchronously rotate, and the suspension part is in threaded connection with the lead screw. The lifting motor drives the hanging part to lift through the lead screw, and the lifting distance of the hanging part is conveniently and accurately controlled.

Preferably, the disc diameter measuring device includes two measuring arms disposed on both sides of the suspension portion to form the pressing portion, and a measuring element disposed between the two measuring arms to measure a distance between the two measuring arms, and each measuring arm is slidably mounted on the guide device. The two measuring arms are matched to clamp the insulator tightly, and the measuring element measures the distance between the two measuring arms, namely the disc diameter of the insulator, so that the measurement is accurate and quick.

Preferably, guider include translation guide rail and translation seat, the translation guide rail have side by side and two that the interval set up, translation seat slidable installs on the translation guide rail, measurement arm and translation seat one-to-one to install on the translation seat.

Preferably, the upper ends of the measuring arms are provided with measuring plates which are circular plates, and the measuring plates on the two measuring arms are arranged oppositely. The upper end of the measuring arm is provided with the measuring plate, so that the side part of the insulator is conveniently compressed, and the accuracy of disc diameter measurement is further ensured.

Preferably, the measuring arm is provided with a vertical long hole, the measuring plate is provided with a screw rod, and the screw rod is connected with a locking nut after penetrating through the long hole. The measuring plate is installed on the measuring arm through the long hole, and the height of the measuring plate is convenient to adjust so as to adapt to measurement of insulators with different sizes.

Preferably, the measuring element is a pull rope displacement sensor, the pull rope displacement sensor is mounted on any measuring arm, and a hook used for being hung on the other measuring arm is arranged on a pull rope of the pull rope displacement sensor. The distance between the two measuring arms is measured through the pull rope displacement sensor, so that the measurement is more accurate, and the operation is convenient during measurement.

Preferably, the structure height measuring device further comprises an offset detecting device, and the offset detecting device is arranged on one side of the structure height measuring device.

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

this disk porcelain matter, glass insulator size measuring device's suspension portion can hang the insulator, makes things convenient for structure height measuring device to measure the axial length of insulator, and suspension portion sets up between two portions that compress tightly, and two portions that compress tightly the lateral part of the insulator that hangs to the convenient dish footpath to detect the insulator, this disk porcelain matter, glass insulator size measuring device have realized the measurement of insulator axial length and dish footpath, and measurement efficiency is high, and the measuring degree of accuracy is high.

Drawings

Fig. 1 is a schematic perspective view of a device for measuring the dimensions of a disc-shaped porcelain or glass insulator in example 1.

Fig. 2 is a schematic perspective view of a device for measuring the dimensions of a disc-shaped porcelain or glass insulator in example 2.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure: 1. the device comprises a rack 2, a stand column 3, a lifting guide rail 4, a lifting frame 5, a screw rod 6, a lifting motor 7, a measuring arm 701, a long hole 8, a measuring plate 9, a cantilever 10, a ball socket 11, a translation guide rail 12, a translation seat 13, a ball head 14, a rack 15 and a gear.

Detailed Description

FIGS. 1 to 3 illustrate preferred embodiments of the present invention, and the present invention will be further described with reference to FIGS. 1 to 3.

Disc-shaped porcelain insulator and glass insulator size measuring device comprises a structural height measuring device and a disc diameter measuring device, wherein a hanging part is arranged at the top of the structural height measuring device, pressing parts are arranged on two sides of the disc diameter measuring device, and the hanging part is arranged between the two pressing parts. This disk porcelain matter, glass insulator size measuring device's suspension portion can hang the insulator, makes things convenient for structure height measuring device to measure the axial length of insulator, and suspension portion sets up between two portions that compress tightly, and two portions that compress tightly the lateral part of the insulator that hangs to the convenient dish footpath to detect the insulator, this disk porcelain matter, glass insulator size measuring device have realized the measurement of insulator axial length and dish footpath, and measurement efficiency is high, and the measuring degree of accuracy is high.

The present invention is further described with reference to the following detailed description, however, it should be understood by those skilled in the art that the detailed description given herein with respect to the accompanying drawings is for better explanation and that the present invention is not necessarily limited to the specific embodiments, but rather, for equivalent alternatives or common approaches, may be omitted from the detailed description, while still remaining within the scope of the present application.

Example 1

As shown in fig. 1: the disc-shaped porcelain and glass insulator size measuring device further comprises a rack 1 and a lifting device, wherein the lifting device is installed on the rack 1, and the suspension part is installed on the lifting device and synchronously lifted along with the lifting device.

The disc diameter measuring device comprises a lifting device, a ball socket 10 and a pull rope displacement sensor, wherein the ball socket 10 is installed on the lifting device and synchronously lifted along with the lifting device, the pull rope displacement sensor is installed on the rack 1, the pull rope displacement sensor is arranged under the ball socket 10, and a ball head 13 is installed on a pull rope of the pull rope displacement sensor, so that the end parts of the ball socket 10 and an insulator can be conveniently hung.

Elevating gear includes elevator motor 6, crane 4 and lead screw 5, and the top rear side of frame 1 is provided with vertical stand 2, and the both sides of stand 2 all are provided with vertical lift rail 3, and the both sides of crane 4 are installed respectively on the lift rail 3 who corresponds the side to be connected with lift rail 3 slidable. The lead screw 5 is rotatably installed on the rack 1, the lifting motor 6 is installed on the rack 1, an output shaft of the lifting motor 6 is connected with the lead screw 5 and drives the lead screw 5 to synchronously rotate, and the lifting frame 4 is in threaded connection with the lead screw 5, so that the lifting frame 4 is lifted.

The front side of the lifting frame 4 is provided with a horizontal cantilever 9, one end of the cantilever 9 is fixedly connected with the lifting frame 4 and synchronously lifted along with the lifting frame, and the other end of the cantilever is a free end. A ball socket 10 is rotatably mounted on the underside of the free end of the cantilever arm 9, forming a suspension for suspending the insulator.

The disc diameter measuring device comprises a measuring arm 7 and a measuring element, wherein the measuring element is a stay cord displacement sensor in the embodiment. The lower end of the measuring arm 7 is arranged on a guide device which is arranged on the frame 1, the measuring arm 7 is provided with two measuring arms which are arranged at two sides of the ball socket 10 to form a pressing part, and the measuring arm 7 is vertically arranged. The upper end of the measuring arm 7 is provided with a measuring plate 8, the measuring plate 8 is a circular plate, and the measuring plate 8 is arranged on one side of the measuring arm 7 close to the ball socket 10. The stay cord displacement sensor is arranged on any measuring arm 7, and a hook used for being hung on the other measuring arm 7 is arranged on the stay cord of the stay cord displacement sensor. The two measuring arms 7 clamp the two sides of the insulator through the measuring plate 8, and the distance between the two measuring arms 7 can be measured through the pull rope displacement sensor, namely the disc diameter of the insulator.

All be provided with vertical slot hole 701 on each measuring arm 7, install the screw rod on the measuring board 8, the tip of screw rod passes and connects lock nut behind the slot hole 701 that corresponds the side to conveniently adjust the height of measuring board 8, with the measurement of the insulator of adaptation not unidimensional, measuring board 8 on the measuring arm 7 of both sides is just to setting up.

The guiding device comprises a translation guide rail 11 and a translation seat 12, the translation guide rail 11 is provided with two pieces arranged at two sides of a ball socket 10, the translation guide rail 11 is horizontally arranged on the rack 1, the translation seat 12 is arranged at the upper side of the translation guide rail 11, two sides of the translation seat 12 are respectively connected with the translation guide rail 11 on the corresponding side in a slidable manner, the translation seat 12 corresponds to the measuring arms 7 one by one, the bottom ends of the measuring arms 7 are fixedly connected with the translation seat 12 on the corresponding side, and the measuring arms 7 are guaranteed to move linearly.

The measuring method of the device for measuring the size of the disc-shaped porcelain and glass insulator comprises the following steps: firstly, suspending a ball head 13 of a stay rope displacement sensor of the structure height measuring device on a ball socket 10, zeroing a measured value of the stay rope displacement sensor, then taking down the ball head 13, suspending an insulator to be measured on the ball socket 10, and suspending the ball head 13 at the lower end of the insulator, thus measuring the axial length of the insulator. The hook of the stay cord displacement sensor of the disc diameter measuring device is hung on the other measuring arm 7, the two measuring arms 7 are respectively pushed to move, the measuring plates 8 on the two measuring arms 7 are both attached to the insulator to be measured, and the measurement of the distance between the two measuring arms 7, namely the measurement of the disc diameter of the insulator, is realized through the stay cord displacement sensor.

The offset detection device comprises two dial indicators arranged on the stand column 2, wherein one dial indicator measures the end face of the insulator, and the other dial indicator measures the circumference of the insulator so as to detect the offset of the insulator. The measurement can be realized by manually rotating the insulator so as to detect whether the end surface and the side part of the insulator meet the requirements or not.

The rotary insulator detects axial and radial deviation of a product through a high-precision dial indicator, measuring arms 7 on two sides move towards the direction close to the insulator, the measurement of the overall dimension of the insulator is completed through a stay cord displacement sensor, a ball head 13, a ball socket 10 and the stay cord displacement sensor are matched, the measurement of the height of the insulator structure is completed, all measurement displays are digital, the precision is higher, the operation is simpler and more convenient, meanwhile, the measurement of multiple data can be completed, and the detection result is more accurate.

Example 2

As shown in FIGS. 2 to 3: example 2 differs from example 1 in that: racks 14 are mounted on the translation seats 12, the racks 14 are parallel to the translation guide rail 11, a gear 15 is arranged between the two racks 14, the gear 15 is rotatably mounted on the rack 1, and the two racks 14 rotate with two opposite sides of the gear 15 respectively, so that the measuring arms 7 on two sides synchronously move in opposite directions.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims

1. Disc-shaped porcelain and glass insulator size measuring device, its characterized in that: the disc diameter measuring device comprises a structure height measuring device and a disc diameter measuring device, wherein a hanging part is arranged at the top of the structure height measuring device, pressing parts are arranged on two sides of the disc diameter measuring device, and the hanging part is arranged between the two pressing parts.

2. The disc-type porcelain, glass insulator size measuring device of claim 1, wherein: the structure height measuring device comprises a stay cord displacement sensor and ball sockets (10), wherein the ball sockets (10) are arranged right above the stay cord displacement sensor at intervals to form the hanging part, and a ball head (13) used for being in butt joint with the insulator is arranged on a stay cord of the stay cord displacement sensor.

3. A disc-shaped porcelain, glass insulator dimensional measurement device according to claim 1 or 2, characterized in that: the structure height measuring device comprises a lifting device, and the suspension part is arranged on the lifting device and synchronously lifted along with the lifting device.

4. A disc-shaped porcelain, glass insulator dimensional measurement apparatus according to claim 3, characterized in that: the lifting device comprises a lifting motor (6) and a lead screw (5), the lead screw (5) is vertically arranged, the lifting motor (6) is connected with the lead screw (5) and drives the lead screw to synchronously rotate, and a suspension part is in threaded connection with the lead screw (5).

5. The disc-type porcelain, glass insulator size measuring device of claim 1, wherein: the disc diameter measuring device comprises measuring arms (7) and measuring elements, wherein the two measuring arms (7) are arranged on two sides of the hanging part to form the pressing part, the measuring elements are arranged between the two measuring arms (7) and measure the distance between the two measuring arms (7), and the measuring arms (7) are slidably arranged on the guide device.

6. The disc-type porcelain, glass insulator size measuring device of claim 5, wherein: the guide device comprises a translation guide rail (11) and a translation seat (12), wherein the translation guide rail (11) is provided with two parallel guide rails which are arranged at intervals, the translation seat (12) is slidably arranged on the translation guide rail (11), and the measuring arms (7) correspond to the translation seat (12) one to one and are arranged on the translation seat (12).

7. A disc-shaped porcelain, glass insulator dimensional measurement device according to claim 5 or 6, characterized in that: the upper ends of the measuring arms (7) are provided with measuring plates (8), the measuring plates (8) are circular plates, and the measuring plates (8) on the two measuring arms (7) are arranged oppositely.

8. The disc-type porcelain, glass insulator size measuring device of claim 7, wherein: the measuring arm (7) is provided with a vertical long hole (701), the measuring plate (8) is provided with a screw rod, and the screw rod penetrates through the long hole (701) and then is connected with a locking nut.

9. The disc-type porcelain, glass insulator size measuring device of claim 5, wherein: the measuring element is a pull rope displacement sensor which is arranged on any measuring arm (7), and a pull rope of the pull rope displacement sensor is provided with a hook which is used for being hung on the other measuring arm (7).

10. The disc-type porcelain, glass insulator size measuring device of claim 1, wherein: the structure height measuring device further comprises an offset detecting device, and the offset detecting device is arranged on one side of the structure height measuring device.