CN218497044U

CN218497044U - Arrester action number of times test instrument

Info

Publication number: CN218497044U
Application number: CN202220880994.0U
Authority: CN
Inventors: 马鹏; 杨特; 孙全喜
Original assignee: Huaneng Xinjiang Energy Development Co Ltd New Energy Dongjiang Branch
Current assignee: Huaneng Xinjiang Energy Development Co Ltd New Energy Dongjiang Branch
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2023-02-17
Anticipated expiration: 2032-04-14

Abstract

The utility model discloses an arrester action number of times test instrument relates to arrester inspection technical field, the utility model discloses a telescopic link and mounting base, the inside wall of telescopic link is provided with the installation cavity, the inside wall sliding connection of installation cavity has the regulation pole, the left and right sides of adjusting the pole all is provided with the locating part, through the setting of telescopic link and regulation pole, can realize when needs detect the arrester, the operator can be through controlling the motor that just reverses, come the control to adjust the flexible of pole in the telescopic link, stretch out in the telescopic link when adjusting the pole, make the whole length change of device, at this moment the operator just can hand the telescopic link and let contact metal ring contact arrester, then the pulse transmitter in the mounting base is opened in the remote control, make pulse transmitter to the metal ring transmission pulse to test the arrester, whole test procedure need not the staff and steps on the tower, both guaranteed safety, also improved detection efficiency.

Description

Arrester action number of times test instrument

Technical Field

The utility model relates to an arrester inspection technical field especially relates to an arrester action number of times test instrument.

Background

In a transformer substation, especially a large transformer substation arranged in an open outdoor area, due to factors such as the material and the height of equipment, the lightning arrester is a device which is used for protecting electrical equipment from high transient overvoltage damage when lightning strikes and limiting follow current time and normally limiting follow current amplitude, and is easy to damage due to the fact that the lightning strike is caused in the weather with lightning, thereby causing the instantaneous high current of the equipment to flow through. For reasons of its operating principle, the arrester must be installed insulated from the electrical installation.

In order to guarantee the result of use of arrester, the power equipment arrester should test every year and detect, and because the arrester is installed on current collecting line shaft tower, lead to the arrester terrain clearance higher, the experimenter carries out relevant test work, must carry out the pole climbing operation, the pole climbing operation not only has danger, and greatly reduced the work efficiency who detects, current arrester check out test set generally all is the mode that adopts the screw installation simultaneously, when taking place to damage, the maintenance is more difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an arrester action frequency test instrument.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an arrester action number of times test instrument, includes telescopic link and mounting base, the inside wall of telescopic link is provided with the installation cavity, the inside wall sliding connection of installation cavity has the regulation pole, the left and right sides of adjusting the pole all is provided with the locating part, the positive motor that reverses of bottom fixedly connected with of installation cavity, the inside wall threaded connection of adjusting the pole has the transmission threaded rod, the lower tip setting of transmission threaded rod is on the motor that reverses, the tip of adjusting the pole is provided with the becket and places the district, the becket is placed and has been seted up the mounting groove on the district, the upside of mounting groove is provided with the sliding tray, be provided with elasticity installation mechanism in the sliding tray.

Preferably, elasticity installation mechanism includes the connecting piece of sliding connection at the sliding tray inside wall, fixedly connected with reset spring on the upper end lateral wall of connecting piece, reset spring's other end fixed connection is on the inside wall of sliding tray, be provided with the grafting dead lever on the lower extreme lateral wall of connecting piece, be provided with the dismantlement pull rod on the lateral wall of connecting piece.

Preferably, the outer side wall of the upper end of the mounting base is provided with a splicing circular groove corresponding to the splicing fixed rod.

Preferably, a contact metal ring is arranged on the outer side wall of the mounting base.

Preferably, a pulse emitter is arranged in the mounting base.

Preferably, the length of the adjusting rod is longer than that of the telescopic rod.

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

1. the utility model provides a lightning arrester action number of times test instrument, through the setting of telescopic link with the regulation pole, can realize when needs detect the lightning arrester, the operator can be through control positive reverse motor, come the flexible of control regulation pole in the telescopic link, stretch out in the telescopic link when adjusting the pole, make the whole variable length of device, at this moment the operator just can hand the telescopic link and let contact metal ring contact lightning arrester, then the pulse transmitter in the installation base is opened in the remote control, make pulse transmitter to the metal ring transmission pulse, thereby test the lightning arrester, whole test procedure need not the staff and steps on the tower, both safety has been guaranteed, and the detection efficiency is also improved.

2. The utility model provides a pair of arrester action number of times test instrument through mounting base and elasticity installation mechanism's setting, can realize when the pulse transmitter in discovery contact becket and the mounting base takes place to damage when using, can be quick carry out the dismouting maintenance, and need not like traditional screw mounting means, need lift the screw off one by one, improved and dismantled maintenance efficiency.

Drawings

Fig. 1 is a schematic structural view of an arrester operation frequency testing instrument provided by the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is the utility model provides an internal structure schematic diagram of telescopic link of arrester action number of times test instrument.

In the figure: 1. a telescopic rod; 2. adjusting a rod; 101. a mounting cavity; 102. a forward and reverse rotation motor; 103. a drive threaded rod; 201. a stopper; 202. mounting grooves; 203. a sliding groove; 204. a return spring; 205. disassembling the pull rod; 206. inserting a fixed rod; 207. mounting a base; 208. a contact metal ring; 209. inserting a circular groove; 210. a connecting member.

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.

Referring to fig. 1 and 2, an arrester action frequency test instrument comprises a telescopic rod 1 and a mounting base 207, wherein an insertion circular groove 209 corresponding to an insertion fixing rod 206 is formed in the outer side wall of the upper end of the mounting base 207, an installation cavity 101 is formed in the inner side wall of the telescopic rod 1, an adjusting rod 2 is slidably connected to the inner side wall of the installation cavity 101, a pulse emitter is arranged in the mounting base 207, a contact metal ring 208 is arranged on the outer side wall of the mounting base 207, the length of the adjusting rod 2 is longer than that of the telescopic rod 1, limiting pieces 201 are arranged on the left side and the right side of the adjusting rod 2, a forward and reverse motor 102 is fixedly connected to the bottom of the installation cavity 101, a transmission threaded rod 103 is connected to the inner side wall of the adjusting rod 2 in a threaded manner, the lower end of the transmission threaded rod 103 is arranged on the forward and reverse motor 102, when the arrester needs to be detected by arranging the telescopic rod 1 and the adjusting rod 2, an operator can control the forward and reverse motor 102 to extend the adjusting rod 2, when the adjusting rod 2 extends out of the telescopic rod 1, the device integrally lengthens, the device, the operator can hold the telescopic rod 1 to contact metal ring 208 in order to enable the arrester to be contacted, then the pulse emitter to be opened by remote control, thereby, the pulse emitter 208 in the mounting base 207, and the safety of the arrester to be tested, thereby ensuring that the safety of the lightning arrester to be tested, and the whole tower to be tested, and the whole lightning arrester to be tested, and the safety of the whole lightning arrester to be tested, and the whole lightning arrester is also to be tested, and the safety of the whole lightning protection tower is not to be tested, and the safety testing process is not only need to be tested;

referring to fig. 3, the end of the adjusting rod 2 is provided with a metal ring placing area, the metal ring placing area is provided with a mounting groove 202, the upper side of the mounting groove 202 is provided with a sliding groove 203, an elastic mounting mechanism is arranged in the sliding groove 203 and comprises a connecting piece 210 slidably connected to the inner side wall of the sliding groove 203, a return spring 204 is fixedly connected to the outer side wall of the upper end of the connecting piece 210, the other end of the return spring 204 is fixedly connected to the inner side wall of the sliding groove 203, an inserting fixing rod 206 is arranged on the outer side wall of the lower end of the connecting piece 210, a detaching pull rod 205 is arranged on the outer side wall of the connecting piece 210, and through the arrangement of the mounting base 207 and the elastic mounting mechanism, when the pulse transmitter in the contact metal ring 208 and the mounting base 207 is found to be damaged during use, the rapid disassembly and assembly maintenance can be performed, and the screws are not required to be detached one by one like the conventional screw mounting mode, and the disassembly and maintenance efficiency is improved.

The functional principle of the utility model can be explained by the following operation modes;

referring to fig. 1-3, when the lightning arrester needs to be detected, an operator can open the forward and reverse rotation motor 102 in the installation cavity 101, so that the forward and reverse rotation motor 102 drives the transmission threaded rod 103 to rotate, when the transmission threaded rod 103 rotates, the adjustment rod 2 extends upwards along the installation cavity 101, so that the whole testing device is lengthened, at this time, the operator can hold the lower end of the telescopic rod 1 by hand, the contact metal ring 208 at the end of the adjustment rod 2 is contacted with the lightning arrester, when the contact metal ring 208 is contacted with the lightning arrester, the operator can remotely control the pulse emitter in the installation base 207 to be opened, so that the pulse emitter emits pulses to the contact metal ring 208, thereby counting the work of the lightning arrester, and achieving the purpose of detecting the quality of the lightning arrester;

in the testing process, when a failure of the pulse emitter and the contact metal ring 208 in the mounting base 207 is found, an operator can pull the detaching lever 205 to move the connecting member 210 upward, the inserting fixing rod 206 is driven to retract into the sliding groove 203 along with the upward movement of the connecting member 210 to separate from the inserting circular groove 209, at this time, the operator can pull the mounting base 207 out of the mounting groove 202 for maintenance and replacement, after the maintenance is completed, the operator needs to pull the detaching lever 205 again to enable the connecting member 210 to drive the inserting fixing rod 206 to retract into the sliding groove 203, then the mounting base 207 is aligned and inserted into the mounting groove 202, after the insertion is completed, the detaching lever 205 is loosened, and at this time, under the elastic force of the reset spring 204, the inserting fixing rod 206 is popped up and inserted into the inserting circular groove 209 to fix the mounting base 207, so as to complete the mounting of the mounting base 207.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an arrester action number of times test instrument, includes telescopic link (1) and mounting base (207), its characterized in that, the inside wall of telescopic link (1) is provided with installation cavity (101), the inside wall sliding connection of installation cavity (101) has regulation pole (2), the left and right sides of adjusting pole (2) all is provided with locating part (201), the positive reverse motor (102) of bottom fixedly connected with of installation cavity (101), the inside wall threaded connection of adjusting pole (2) has drive threaded rod (103), the lower tip of drive threaded rod (103) sets up on positive reverse motor (102), the tip of adjusting pole (2) is provided with the becket and places the district, mounting groove (202) have been seted up on the becket place district, the upside of mounting groove (202) is provided with sliding tray (203), be provided with elasticity installation mechanism in sliding tray (203).

2. The apparatus for testing the number of times of actions of an arrester according to claim 1, wherein the elastic force installation mechanism comprises a connecting member (210) slidably connected to an inner side wall of the sliding groove (203), a return spring (204) is fixedly connected to an outer side wall of an upper end of the connecting member (210), another end of the return spring (204) is fixedly connected to an inner side wall of the sliding groove (203), an inserting and fixing rod (206) is arranged on an outer side wall of a lower end of the connecting member (210), and a detaching pull rod (205) is arranged on an outer side wall of the connecting member (210).

3. The apparatus for testing the number of times of lightning arrester operation according to claim 2, wherein the mounting base (207) has a circular insertion slot (209) formed on an outer side wall of an upper end thereof, the circular insertion slot corresponding to the insertion fixing rod (206).

4. An arrester operation number test instrument according to claim 1, characterized in that the outer side wall of the mounting base (207) is provided with a contact metal ring (208).

5. The apparatus for testing the number of times of lightning arrester according to claim 1, wherein a pulse emitter is provided in the mounting base (207).

6. The lightning arrester action time testing instrument according to claim 1, characterized in that the length of the adjusting rod (2) is longer than that of the telescopic rod (1).