CN212111687U

CN212111687U - Portable high-voltage switch dynamic characteristic tester

Info

Publication number: CN212111687U
Application number: CN202020691711.9U
Authority: CN
Inventors: 范高伟
Original assignee: Wuhan Guodian Zhongwang Electric Co ltd
Current assignee: Wuhan Guodian Zhongwang Electric Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-29
Publication date: 2020-12-08
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a portable high voltage switch moves characteristic test appearance, including holding the case, tester body and a plurality of connecting wire, it includes down the box to hold the case and bag, go up the box, the portion of holding, the lid, lower hasp and go up the hasp, be formed with the upper end open-ended cavity of holding down in the lower box, go up and be formed with the cavity of holding on lining up from top to bottom in the box, go up wherein one side that box bottom one side articulates on box upper portion down, its bottom opposite side can dismantle with the wherein other end at lower box top through hasp down and be connected, the portion of holding is embedded to hold the cavity and its upper surface and set up in a plurality of holding tanks on, lid one side articulates in wherein one side at last box top, its opposite side can dismantle through last hasp and the wherein opposite side at last box top and. The utility model discloses a set up down the box and go up the box in order to hold tester body and connecting wire respectively, it has realized carrying one hold the case can, it is favorable to improving the convenience of carrying.

Description

Portable high-voltage switch dynamic characteristic tester

Technical Field

The utility model relates to a dynamic characteristic test technique especially relates to a portable high tension switchgear dynamic characteristic tester.

Background

The high-voltage circuit breaker is one of the most important control devices in the power system, the number of the high-voltage circuit breaker in the power grid is the largest, the operating conditions and technical requirements are complex, and the operating reliability of the high-voltage circuit breaker can affect other devices and even the whole power grid. Therefore, testing the dynamic characteristics of a high voltage circuit breaker is an important task. At present, in order to be convenient to carry, the dynamic characteristic tester of the high-voltage circuit breaker is generally arranged in one box body, the connecting line of the high-voltage circuit breaker is arranged in the other box body, the two box bodies are inconvenient to carry, and especially, the high-voltage circuit breaker is more inconvenient to carry for some power equipment which is remote and needs to walk to.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a portable high voltage switch dynamic characteristic tester.

In order to achieve the technical purpose, the technical scheme of the utility model provide a portable high-voltage switch dynamic characteristic tester, a serial communication port, include:

the accommodating box comprises a lower box body, an upper box body, an accommodating part, a cover body, a lower lock catch and an upper lock catch, wherein a lower accommodating cavity with an opening at the upper end is formed in the lower box body;

the tester body is embedded in the lower accommodating cavity; and

a plurality of connecting wires disposed in the plurality of receiving grooves.

Compared with the prior art, the utility model has the advantages that the lower box body and the upper box body are arranged to respectively accommodate the tester body and the connecting wire thereof, so that the carrying of one accommodating box is realized, and the carrying convenience is improved; simultaneously, adopt the portion of holding in order to separate a plurality of holding tanks of formation with last box, be convenient for place the connecting wire of different grade type respectively, it is convenient for select different connecting wires according to the test demand, and it is favorable to improving the convenience of test.

Drawings

Fig. 1 is a schematic view of a connection structure of a portable high-voltage switch dynamic characteristic tester in a first use state of the invention;

fig. 2 is a top view of fig. 1 of the present invention;

fig. 3 is a schematic view of a connection structure of the portable high-voltage switch dynamic characteristic tester in a second use state;

fig. 4 is a top view of fig. 3 of the present invention;

fig. 5 is a right side view of fig. 3 of the present invention;

fig. 6 is a schematic view of a connection structure of the portable high-voltage switch dynamic characteristic tester in a third use state;

fig. 7 is an enlarged view of a portion a of fig. 6 according to the present invention;

fig. 8 is a right side view of fig. 6 of the present invention;

fig. 9 is an enlarged view of a portion B of fig. 8 according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-9, the embodiment of the present invention provides a portable high-voltage switch dynamic characteristic tester, which includes a containing box 10, a tester body 20 and a plurality of connecting wires 30, the tester body 20 of the present embodiment can adopt a conventional high-voltage switch dynamic characteristic tester in the prior art, for example, the model is GWKC-6B, GWKC-12B, and the connecting wires 30 are the high-voltage switch dynamic characteristic tester of the above model used for testing connecting wires and/or power connecting wires and/or data connecting wires and/or network connecting wires for different performances.

As shown in fig. 1 to 3, the accommodating box 10 of the present embodiment includes a lower box 11, an upper box 12, an accommodating portion 13, a cover 14, a lower lock 15 and an upper lock 16, wherein the lower box 11, the upper box 12 and the cover 14 are all rectangular and have substantially the same cross-sectional area, the lower box 11 is substantially the same as a conventional box, a lower accommodating cavity with an upper end opening is formed therein, and the tester body 20 is embedded in the lower accommodating cavity, and may be embedded in a conventional detachable manner or a fixed manner, which is not limited in the present embodiment. The upper box body 12 of the present embodiment is in a rectangular cylinder shape, an upper containing cavity which is through up and down is formed in the upper containing cavity, one side of the bottom of the upper box body 12 is hinged to one side of the upper part of the lower box body 11, and the other side of the bottom of the upper box body is detachably connected with the other end of the top of the lower box body 11 through a lower lock catch 15, so that when the lower lock catch 15 is opened, the upper box body 12 can be rotated to open the lower box body 11, and then a test is performed; as shown in fig. 4 and 6, the accommodating portion 13 is embedded in the upper accommodating cavity, and the upper surface of the accommodating portion is disposed in the accommodating grooves 13a, and the connecting wires 30 can be disposed in the accommodating grooves 13a, the number of the accommodating grooves 13a can correspond to the number of the connecting wires 30 one by one, so that the connecting wires 30 can be disposed in the corresponding accommodating grooves 13a one by one, which avoids the tester picking the corresponding connecting wires 30 during testing, and certainly, the number of the connecting wires 30 can be slightly less than that of the connecting wires 30, and at this time, the connecting wires 30 of the same type can be disposed in the same accommodating groove 13 a; one side of the cover 14 is hinged to one side of the top of the upper case 12, and the other side of the cover is detachably connected to the other side of the top of the upper case 12 through an upper lock 16, and the connection mode of the cover 14 and the upper case 12 is substantially the same as the connection mode of the upper case 12 and the lower case 11, so that the detailed description is omitted. It can be understood that, because part of the plug connectors on the upper surface of the tester body 20 will protrude from the lower case 11, when the accommodating portion 13 is disposed, a certain accommodating space is formed between the lower surface of the accommodating portion 13 and the lower end surface of the upper case 12, so that the part of the plug connectors can be accommodated in the accommodating space when the lower case 11 is closed.

In practical applications, in order to ensure that the connecting wire 30 is correspondingly accommodated in the accommodating groove 13a thereof and cannot fall out from the accommodating groove 13a due to the inversion and inclination of the accommodating box 10, as shown in fig. 3, 4 and 6, in this embodiment, the accommodating box 10 further includes a pressing pad 17, a side surface of the pressing pad 17 is laid at the bottom of the cover 14, and another side surface of the pressing pad elastically abuts against the notch sides of the accommodating grooves 13a, and a lower surface portion of the pressing pad 17 protrudes out of the cover 14, when the cover 14 covers the upper box 12, the pressing pad 17 protrudes into the upper box 12 and elastically abuts against the accommodating portion 13, and can cover and seal the accommodating groove 13a on the accommodating portion 13 to prevent the connecting wire 30 in the accommodating groove 13a from falling out. It is understood that the pressing pad 17 of the present embodiment can be made of a material with certain elastic property, such as sponge, foam, rubber, etc.

It should be noted that, the upper latch 16 and the lower latch 15 of the present embodiment may both have a conventional locking mechanism, so as to achieve the locking between the cover 14 and the upper case 12, and between the upper case 12 and the lower case 11, and in order to ensure the stability of the locking, as shown in fig. 5, the upper latch 16 and the lower latch 15 of the present embodiment are two, and the two upper latches 16 are symmetrically arranged on one side of the cover 14 and one side of the upper case 12, and the two lower latches 15 are symmetrically arranged on one side of the upper case 12 and one side of the lower case 11. It is understood that the upper latch 16 and the lower latch 15 of the present embodiment may be located on the same side of the upper case 12, or may be separately disposed on two sides of the upper case 12.

In order to facilitate locking and unlocking between the lid 14, the upper case 12 and the lower case 11, the present embodiment provides the upper lock 16 and the lower lock 15 for easy unlocking and locking, and since the lower lock 15 of the present embodiment has substantially the same structure as the upper lock 16, only the upper lock 16 will be described in the present embodiment.

As shown in fig. 7 and 9, the upper lock catch 16 of the present embodiment includes an L-shaped plug 161, a locking tongue 162, a locking spring 163, a driving member 164, and a return spring 165, where the plug 161 is connected to the lower end surface of the cover 14, that is, a vertical portion of the plug 161 is connected to the lower end surface of the cover 14, and a horizontal portion of the plug 161 is connected to a free end of the vertical portion; the upper end surface of the upper case 12 is provided with an insertion groove 12a corresponding to the insertion piece 161, and since the insertion piece 161 is inserted into the insertion groove 12a in a rotating state, in order to facilitate the insertion of the insertion piece 161, the insertion groove 12a in this embodiment may be a wedge-shaped groove, that is, the width of the insertion groove 12a is gradually increased from the bottom to the opening thereof, specifically, the insertion groove 12a is a vertical surface relative to the side wall of the upper case 12 hinged to the lid 14, and the side wall of the insertion groove 12a away from the side wall of the upper case 12 hinged to the lid 14 is an inclined surface; meanwhile, in this embodiment, a sliding groove 12b, which is horizontally arranged and one end of which is communicated with the insertion groove 12a, is formed in the other side surface of the upper case 12, that is, the sliding groove 12b is formed in the side surface of the upper case 12, which is away from the side surface of the upper case, which is hinged to the cover 14, and the length of the sliding groove 12b in the horizontal direction is greater than that of the insertion groove 12a, the sliding groove 12b is a rectangular groove, and one side of one end of the sliding groove is communicated with the middle of the insertion groove 12 a; one end of the bolt 162 is formed with a pressing surface 162a facing one side of the slot opening of the insertion slot 12a, the other end is provided with a telescopic slot 162b, the bolt 162 is at least partially accommodated in the sliding slot 12b in a sliding manner relative to one side of the telescopic slot 162b, the driving member 164 is attached to the slot opening of the sliding slot 12b, one end of the driving member extends into the sliding slot 12b and forms a driving rod 164a inserted in the telescopic slot 162b, and the driving rod 164a is slidably connected with the bolt 162 through the telescopic slot 162a, so that the bolt 162 can slide along the driving rod 164 a; the locking spring 163 is sleeved on the driving rod 164a, and one end of the locking spring is pressed against an end surface of the bolt 162 opposite to the end surface of the telescopic slot 162b, and generates an elastic force for driving one end of the bolt 162 opposite to the end surface 162a to slide into the insertion slot 12a, the return spring 165 is arranged in the sliding slot 12b along the length direction of the sliding slot 12b, and one end of the return spring is connected to the inner wall of the sliding slot 12b, and the other end of the return spring is connected with the bolt 162 and generates a force for driving the bolt 162 to slide to one end of the insertion slot 12a along the sliding slot 12. When the locking is specifically performed, the plug member 161 is inserted into the insertion groove 12a, the horizontal portion of the plug member 161 abuts against the abutting surface 162a to drive the bolt 162 to slide along the driving rod 164a to the sliding groove 12b, the locking spring 163 contracts, when the bolt 162 slides into the sliding groove 12b completely, the plug member 161 continues to be inserted downwards along the insertion groove 12a, and when the plug member 161 is inserted into the insertion groove 12a completely, the lower end surface of the cover 14 is matched and abutted against the upper end surface of the upper case 12, and the horizontal portion of the plug member 161 is just located below the bolt 162, under the elastic force of the locking spring 163, the bolt 162 moves along the driving rod 164a and clamps the horizontal portion of the plug member 161 to the lower side, so that the plug member 161 cannot move upwards, and the locking between the cover 14 and the upper case 12 can be performed; when the upper lock catch 16 needs to be opened, the driving member 164 is toggled to move towards one side of the horizontal part of the plug-in connector 161, which is away from the vertical part of the horizontal part, the driving member 164 drives the driving rod 164a to slide along the sliding groove 12b, the driving rod 164a drives the bolt 162 to move towards one side of the return spring 165 so as to compress the return spring 165, and when the bolt 162 moves to be staggered with the horizontal part of the plug-in connector 161, the cover 14 is toggled upwards, so that the upper lock catch 16 can; in the above manner, the locking of the upper lock 16 can be realized by pressing the cover 14, and the cover 14 can be opened by pulling the driving member 164, which is convenient to operate. In order to facilitate the driving of the driving member 164, anti-slip insections may be disposed on a side of the driving member 164 facing away from the upper case 12.

The pressing surface 162a of the latch 162 of this embodiment is generally the same as the driving surface of the conventional lock, i.e. the pressing surface 162a is a slant surface or a convex arc surface.

In practical applications, since two upper latches 16 or lower latches 15 generally need to be opened by two hands at the same time, the simultaneous toggling of the driving member 164 and the cover 14 has a certain difficulty, as shown in fig. 2, 4, 8 and 9, the accommodating box 10 of this embodiment further includes at least one upper elastic member 18 and at least one lower elastic member 19, at least one upper elastic member 18 has one end connected to the upper box 12 and the other end elastically protruding out of the upper end surface of the upper box 12, at least one lower elastic member 19 has one end connected to the lower box 11 and the other end elastically protruding out of the upper end surface of the lower box 11, so that in practical applications, when two upper latches 16 or lower latches 15 are opened by two hands, the cover 14 or upper box 12 is respectively bounced by the upper elastic member 18 and the lower elastic member 19 to form a certain gap, at this time, the upper latch 16 and the lower latch 15 can be released to directly open the lid 14 or the upper case 12.

In the specific setting, as shown in fig. 9, a stepped groove 12c is formed in the upper end surface of the upper case 12 in the embodiment, the inner diameter of the bottom of the stepped groove 12c is larger than the inner diameter of the notch end of the stepped groove, the upper elastic member 18 includes a cap body 18a and a driving spring 18b, the outer diameter of the upper end of the cap body 18a is matched with the inner diameter of the notch side of the stepped groove 12c, the outer diameter of the brim formed by the lower end of the cap body 18a extending coaxially outwards is matched with the inner diameter of the bottom of the stepped groove 12c, one end of the driving spring 18b is abutted to the bottom of the stepped groove 12c, and the other end of the driving spring 18b is abutted to the cap body 18a and generates an elastic force for driving the upper.

The utility model discloses a set up lower box and upper box in order to hold tester body and connecting wire respectively, it has realized carrying one and has held the case can, it is favorable to improving the convenience of carrying; simultaneously, adopt the portion of holding in order to separate a plurality of holding tanks of formation with last box, be convenient for place the connecting wire of different grade type respectively, it is convenient for select different connecting wires according to the test demand, and it is favorable to improving the convenience of test.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A portable high-voltage switch dynamic characteristic tester is characterized by comprising:

the tester body is embedded in the lower accommodating cavity; and

a plurality of connecting wires disposed in the plurality of receiving grooves.

2. The portable high-voltage switch dynamic characteristic tester as claimed in claim 1, wherein the containing box further comprises a pressing pad, one side surface of the pressing pad is laid on the bottom of the cover body, and the other side surface of the pressing pad elastically abuts against the notch sides of the containing grooves.

3. The portable high voltage switch dynamic characteristic tester as claimed in claim 1, wherein the upper latches are two and symmetrically arranged at one side of the cover and the upper case.

4. The portable high-voltage switch dynamic characteristic tester as claimed in claim 3, wherein the upper lock catch comprises a plug connector, a lock tongue, a locking spring, a driving member and a return spring, the plug connector is L-shaped, one end of the plug connector is connected to the lower end surface of the cover body, the upper end surface of the upper box body is provided with a splicing groove corresponding to the plug connector, the other side surface of the upper box body is provided with a sliding groove which is horizontally arranged, one end of the sliding groove is communicated with the splicing groove, one end of the lock tongue is provided with a pressing surface facing one side of the slot opening of the splicing groove, the other end of the lock tongue is provided with a telescopic groove, the lock tongue is at least partially slidably accommodated in the sliding groove relative to one side of the telescopic groove, the driving member is attached to the slot opening of the sliding groove, one end of the driving member extends into, the locking spring is sleeved on the driving rod, one end of the locking spring abuts against and presses the end face of one end of the relative telescopic groove of the spring bolt, the elastic force for driving one end of the relative abutting face of the spring bolt to slide into the insertion groove is generated, the reset spring is arranged in the sliding groove along the length direction of the sliding groove, one end of the reset spring is connected to the inner wall of the sliding groove, the other end of the reset spring is connected with the spring bolt, and the reset spring drives the spring bolt to slide into one end of the relative insertion groove of the sliding groove.

5. The portable high voltage switch dynamic characteristic tester as claimed in claim 4, wherein the pressing surface is an inclined surface or a convex arc surface.

6. The portable high-voltage switch dynamic characteristic tester as claimed in claim 1, wherein the containing box further comprises at least one upper elastic member and at least one lower elastic member, wherein one end of the at least one upper elastic member is connected to the upper box body, the other end of the at least one upper elastic member elastically protrudes out of the upper end surface of the upper box body, one end of the at least one lower elastic member is connected to the lower box body, and the other end of the at least one lower elastic member elastically protrudes out of the upper end surface of the lower box body.

7. The portable high-voltage switch dynamic characteristic tester as claimed in claim 6, wherein the upper end surface of the upper case is provided with a stepped groove, the inner diameter of the bottom of the stepped groove is larger than the inner diameter of the notch end of the stepped groove, the upper elastic member comprises a cap body and a driving spring, the outer diameter of the upper end of the cap body is matched with the inner diameter of the notch side of the stepped groove, the outer diameter of a brim formed by the lower end of the cap body coaxially extending outwards is matched with the inner diameter of the bottom of the stepped groove, one end of the driving spring is abutted against the bottom of the stepped groove, and the other end of the driving spring is abutted against the cap body and generates an elastic force for driving the upper end of the cap body.