CN214335028U

CN214335028U - Lightning arrester test support

Info

Publication number: CN214335028U
Application number: CN202120451322.3U
Authority: CN
Inventors: 邢奥飞
Original assignee: Xi'an Dingyi Electrical Appliance Co ltd
Current assignee: Xi'an Dingyi Electrical Appliance Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-10-01
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses an arrester test support, including support, fixed subassembly, bunch subassembly and perpendicular subassembly, the quantity of support is two, two fixedly connected with backup pad, two between the top of support the bottom of support all is provided with the universal wheel, two install the car on the universal wheel and stop, two relative one side of support all is through fixed screw fixedly connected with fixed plate, two fixedly connected with bottom plate between relative one side of fixed plate. The utility model discloses a fixed subassembly is fixed to the arrester body, thereby it causes the experiment interrupt to guarantee to fall among the experimental process again to the arrester body, thereby effectively avoided equipment to fall damage and cause the circumstances such as personal danger even, guarantee the perpendicular of arrester body and ground through vertical assembly, be convenient for obtain more accurate experimental data, the device can be simultaneously tested a plurality of arrester bodies, effectively avoid the chaotic condition of earth connection simultaneously, therefore, the clothes hanger is strong in practicability.

Description

Lightning arrester test support

Technical Field

The utility model relates to an electric power test technical field specifically is an arrester test support.

Background

The lightning arrester is used for limiting the amplitude of overvoltage so as to protect electrical equipment, and the main material of the lightning arrester is zinc oxide. The lightning arrester is generally connected between a power grid wire and a ground wire, sometimes connected beside an electric appliance winding or between wires, widely applied to a power system, and the most original lightning arrester is a claw-shaped gap which appears at the end of the 19 th century and is used for an overhead transmission line to prevent lightning stroke from damaging equipment insulation to cause power failure. The metal oxide arrester replaces the gap with a nonlinear zinc oxide resistor disc, and not only limits the overvoltage caused by lightning in a power system, but also limits the overvoltage generated by system operation.

Present existing arrester experiment support does not have fixing device usually, or directly take current object to fix the arrester, such as toolbox, an observation desk, table chair etc, it falls down in the test process to appear the arrester easily like this, cause experimental interruption, and personal and equipment injury can appear probably, and simultaneously, current arrester experiment support can not guarantee that the arrester sets up perpendicularly completely, if the arrester slope sets up the interval between the high voltage input end that can probably reduce the arrester and the ground, cause the high voltage input end directly to discharge to ground more easily, and the arrester that the slope set up is great with the in-service use place mode difference of arrester, the straightness that hangs down of arrester is higher, test data is more accurate, and current experiment support can't test a plurality of arresters simultaneously.

Therefore, it is necessary to provide a lightning arrester test stand to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arrester test support to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lightning arrester test support comprises two supports, fixing components, wire bunching components and vertical components, wherein a support plate is fixedly connected between the tops of the two supports, universal wheels are arranged at the bottoms of the two supports, brake brakes are arranged on the two universal wheels, a fixed plate is fixedly connected to one opposite side of the two supports through fixing screws, a bottom plate is fixedly connected between one opposite sides of the two fixed plates, grounding holes are uniformly formed in the bottom plate, the wire bunching components are arranged at the tops of the bottom plate, fixing holes are uniformly formed in the tops of the support plates, automatic telescopic rods are fixedly connected to two sides of the top of the support plate, brackets are fixedly connected to the tops of the two automatic telescopic rods, cross rods are arranged in the two brackets, and the fixing components are arranged on the cross rods, the bottom of fixed subassembly is provided with the arrester body, the top of backup pad evenly is provided with perpendicular subassembly.

Preferably, the fixed subassembly include connecting plate, fixed connection in the solid fixed ring at connecting plate top, fixed connection in the spring of connecting plate top both sides, fixed connection in the spliced pole at spring top, the bottom of connecting plate with the top of arrester body is connected, gu fixed ring cover is located on the horizontal pole, the spliced pole pass through the fixed pin with horizontal pole fixed connection.

Preferably, the wire harness assembly comprises a vertical plate and a wire harness piece, and the wire harness piece is fixedly connected with the vertical plate through a screw.

Preferably, the perpendicular subassembly include mounting panel, fixed connection in the install bin of mounting panel one side, set up in threaded rod, fixed connection on the mounting panel in limiting plate and fixed connection on the threaded rod in the centre gripping semi-ring of threaded rod one end, mounting panel fixed connection in the top of backup pad, the one end of threaded rod runs through in proper order the mounting panel with the install bin just extends to the outside of install bin.

Preferably, the number of the wire harness components is at least three, the number of the vertical components is at least six, every two of the vertical components form a group, and a group of the vertical components are symmetrically arranged on two sides of the arrester body.

Compared with the prior art, the beneficial effects of the utility model are that: the lightning arrester test support is characterized in that a fixing ring is sleeved on a cross rod, a connecting column is clamped into a groove matched with the bottom of the cross rod under the action of the elastic force of a spring, the connecting column is fixed through a fixing pin, so that a lightning arrester body is fixed through a connecting plate, the lightning arrester body is guaranteed not to fall down again in the test process to cause the test interruption, the conditions that equipment falls down to damage and even cause personal danger are effectively avoided, the height of the lightning arrester body is adjusted through an automatic telescopic rod, the lightning arrester body is guaranteed to have the optimal height for the test, the lightning arrester body passes through a fixing hole formed in a supporting plate, a clamping semi-ring is driven to clamp the lightning arrester body through rotating a threaded rod, a limiting plate has a limiting effect on the threaded rod, the lightning arrester body is guaranteed to be perpendicular to the bottom surface so as to obtain more accurate test data, and a grounding wire is connected with the lightning arrester body through a grounding hole, the position of bottom plate can be adjusted according to the length of earth connection, then through fixed screw with fixed plate and support fixed connection to it is fixed to drive the bottom plate, and it is fixed with the riser that bunch spare passes through the screw, and the earth connection passes bunch spare, fixes the earth connection and carries out work, and the device can be simultaneously tested a plurality of arrester bodies, effectively avoids the chaotic condition of earth connection simultaneously, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of an arrester testing stand according to the present invention;

FIG. 2 is a schematic top view of the support plate of FIG. 1;

FIG. 3 is a schematic plan view of the construction of the wire harness assembly shown in FIG. 1;

fig. 4 is a schematic plan view of the structure of the base plate shown in fig. 1.

In the figure: 1. a support; 2. a support plate; 3. a universal wheel; 4. braking; 5. a fixing plate; 6. fixing screws; 7. a wire harness member; 8. a vertical plate; 9. a base plate; 10. automatically telescoping the rod; 11. a bracket; 12. a cross bar; 13. a fixing ring; 14. a connecting plate; 15. a spring; 16. connecting columns; 17. a fixing pin; 18. a lightning arrester body; 19. mounting a plate; 20. installing a box; 21. a threaded rod; 22. a limiting plate; 23. clamping the half rings; 24. a fixing hole; 25. and a ground hole.

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.

Referring to fig. 1-4, the present invention provides an embodiment: a lightning arrester test support comprises supports 1, fixing components, bunching components and vertical components, wherein the number of the supports 1 is two, a support plate 2 is fixedly connected between the tops of the two supports 1, universal wheels 3 are arranged at the bottoms of the two supports 1, car brakes 4 are arranged on the two universal wheels 3, fixing plates 5 are fixedly connected to opposite sides of the two supports 1 through fixing screws 6, a bottom plate 9 is fixedly connected between opposite sides of the two fixing plates 5, grounding holes 25 are uniformly formed in the bottom plate 9, the bunching components are arranged at the tops of the bottom plates 9, fixing holes 24 are uniformly formed in the tops of the support plates 2, the number of the grounding holes 25 and the number of the fixing holes 24 are three, automatic telescopic rods 10 are fixedly connected to two sides of the tops of the support plates 2, and the automatic telescopic rods 10 are connected with an external power supply, the automatic telescopic rod is provided with a switch for controlling a power supply, the top of the automatic telescopic rod 10 is fixedly connected with a bracket 11, a cross rod 12 is arranged inside the bracket 11, a fixing component is arranged on the cross rod 12, a lightning arrester body 18 is arranged at the bottom of the fixing component, and vertical components are uniformly arranged at the top of the supporting plate 2.

The fixed subassembly includes connecting plate 14, fixed connection in the solid fixed ring 13, the fixed connection at 14 tops of connecting plate in the spring 15, the fixed connection of 14 tops of connecting plate both sides in the spliced pole 16 at spring 15 top, the bottom of connecting plate 14 with the top of arrester body 18 is connected, gu fixed ring 13 overlaps and locates on the horizontal pole 12, spliced pole 16 through fixed pin 17 with horizontal pole 12 fixed connection, the bottom of horizontal pole 12 be provided with 16 assorted recesses of spliced pole.

The wire harness assembly comprises a vertical plate 8 and a wire harness piece 7, and the wire harness piece 7 is fixedly connected with the vertical plate 8 through a screw.

Perpendicular subassembly include mounting panel 19, fixed connection in the install bin 20 of mounting panel 19 one side, set up in threaded rod 21, fixed connection on the mounting panel 19 in limiting plate 22 and fixed connection on the threaded rod 21 in the centre gripping semi-ring 23 of threaded rod 21 one end, mounting panel 19 fixed connection in the top of backup pad 2, the one end of threaded rod 21 runs through in proper order mounting panel 19 with install bin 20 just extends to the outside of install bin 20.

The number of the wire harness components is at least three, the number of the vertical components is at least six, every two of the vertical components form a group, and a group of the vertical components are symmetrically arranged on two sides of the arrester body 18.

The working principle is as follows: when the lightning arrester is used by an operator, the fixing ring 13 is sleeved on the cross rod 12, the connecting column 16 is clamped into a groove matched with the bottom of the cross rod 12 under the action of the elastic force of the spring 15, the connecting column 16 is fixed through the fixing pin 17 so as to fix the lightning arrester body 18 through the connecting plate 14, the height of the lightning arrester body 18 is adjusted through the automatic telescopic rod 10, the lightning arrester body 18 passes through a fixing hole 24 formed in the supporting plate 2, the clamping semi-ring 23 is driven to clamp the lightning arrester body 18 by rotating the threaded rod 21, the limiting plate 22 has a limiting effect on the threaded rod 21 so as to ensure that the lightning arrester body 18 is vertical to the bottom surface, the grounding wire is connected with the lightning arrester body 18 through the grounding hole 25, the position of the bottom plate 9 can be adjusted according to the length of the grounding wire, and then the fixing plate 5 is fixedly connected with the bracket 1 through the fixing screw 6 so as to drive the bottom plate 9 to be fixed, the wire bundling piece 7 is fixed with the vertical plate 8 through screws, and the grounding wire penetrates through the wire bundling piece 7 to fix the grounding wire.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a lightning arrester test support, includes support (1), fixed subassembly, bunch subassembly and perpendicular subassembly, its characterized in that: the number of the supports (1) is two, a support plate (2) is fixedly connected between the tops of the two supports (1), universal wheels (3) are arranged at the bottoms of the two supports (1), a brake (4) is arranged on the two universal wheels (3), a fixing plate (5) is fixedly connected to one opposite side of the two supports (1) through a fixing screw (6), a bottom plate (9) is fixedly connected between one opposite sides of the two fixing plates (5), a grounding hole (25) is uniformly formed in the bottom plate (9), a wire bunching assembly is arranged at the top of the bottom plate (9), a fixing hole (24) is uniformly formed in the top of the support plate (2), automatic telescopic rods (10) are fixedly connected to two sides of the top of the support plate (2), and a bracket (11) is fixedly connected to the tops of the two automatic telescopic rods (10), the lightning arrester is characterized in that cross rods (12) are arranged inside the two brackets (11), fixing assemblies are arranged on the cross rods (12), lightning arrester bodies (18) are arranged at the bottoms of the fixing assemblies, and vertical assemblies are evenly arranged at the tops of the supporting plates (2).

2. A lightning arrester test stand according to claim 1, characterized in that: the fixed subassembly includes connecting plate (14), fixed connection in fixed ring (13), fixed connection at connecting plate (14) top in spring (15), fixed connection of connecting plate (14) top both sides in spliced pole (16) at spring (15) top, the bottom of connecting plate (14) with the top of arrester body (18) is connected, fixed ring (13) cover is located on horizontal pole (12), spliced pole (16) through fixed pin (17) with horizontal pole (12) fixed connection.

3. A lightning arrester test stand according to claim 1, characterized in that: the wire harness assembly comprises a vertical plate (8) and a wire harness piece (7), and the wire harness piece (7) is fixedly connected with the vertical plate (8) through a screw.

4. A lightning arrester test stand according to claim 1, characterized in that: perpendicular subassembly include mounting panel (19), fixed connection in install bin (20) of mounting panel (19) one side, set up in threaded rod (21), fixed connection on mounting panel (19) in limiting plate (22) and fixed connection on threaded rod (21) in centre gripping semi-ring (23) of threaded rod (21) one end, mounting panel (19) fixed connection in the top of backup pad (2), the one end of threaded rod (21) runs through in proper order mounting panel (19) with install bin (20) and extend to the outside of install bin (20).

5. A lightning arrester test stand according to claim 1, characterized in that: the number of the wire harness components is at least three, the number of the vertical components is at least six, every two of the vertical components form a group, and the vertical components are symmetrically arranged on two sides of the arrester body (18).