CN205370104U - High -voltage testing district of easy installation prevents that irrelevant personnel from missing device - Google Patents

Abstract

The utility model provides an easy-to-install device for preventing irrelevant personnel from entering a high-voltage test area, which includes a fence, an infrared transmitter, and an infrared receiver; the fence includes a first gate post and a second gate post opposite to each other; The receivers are respectively fixed on the upper part of the first and second gateposts; its structural feature is that it also includes a vibration pedal and a control box; the vibration pedal is set outside the entrance and exit; the control box is equipped with a main control board and an audible and visual alarm The main control board is electrically connected with the infrared receiver and the vibration sensor signal of the vibration pedal; the main control board is electrically connected with the sound and light alarm, the infrared emitter and the vibration motor control of the vibration pedal. The utility model has a simple structure and is easy to install, and solves the problem of effective anti-mis-entry for the blind, deaf-mute and other disabled people; the vibration pedal and infrared monitoring structure can greatly improve the anti-mis-entry effect and effectively prevent the occurrence of safety accidents.

Description

An easy-to-install high-voltage test area to prevent unrelated personnel from entering the device by mistake

This application is a divisional application of a utility model patent application with the application number 201520749609.9, the application date is September 24, 2015, and the invention name is "a device for preventing unrelated personnel from entering the high-voltage test area".

technical field

The utility model relates to the field of supporting auxiliary facilities for construction in power supply departments, in particular to a device for preventing irrelevant personnel from entering the high-voltage test area by preventing irrelevant personnel from entering the test area during the high-voltage test process and causing safety accidents.

Background technique

Before a new substation is put into operation and during operation, it is often necessary to conduct high-voltage tests on transformers, high-voltage cabinets and other equipment in the substation. During the test, the equipment is equipped with high-voltage electricity, so it is very important to prevent unrelated personnel from entering the test area by mistake and causing unnecessary casualties and other safety accidents during the test. In order to prevent such accidents, the current common practice of power supply departments is to set up safety fences with warning signs and manual monitoring in the high-voltage test area. The environment is relatively complex, and the reliability of this traditional method is not high, and it is easy for unrelated personnel to enter the high-voltage test area by mistake, causing safety accidents and even casualties.

In response to this phenomenon, there have been many studies on the use of technical means and intelligent devices to prevent unrelated personnel from entering the high-voltage test area. For example, the Chinese patent document whose application publication number is CN103410376A discloses a "safety auxiliary system and method for high-voltage test site". The entrance of the area is monitored; another example is the Chinese patent document with the authorized announcement number CN202421213U, which discloses "a safety protection device for substation high voltage test", which is also a monitoring device based on infrared devices; another example is the application publication number CN103136888A Chinese patent literature, which discloses a "high-voltage laboratory anti-intrusion device", is also monitored by an infrared device, and the above three cases all use sound and light alarms to remind and warn the intruders.

However, similar to the above-mentioned anti-mis-entry device in the high-voltage test area, a fatal problem exists in that when the erroneous person is a blind person, a deaf-mute or other disabled person, the sound and light alarm is basically useless to him and cannot reach the device. The purpose of the test; there have been safety accidents caused by blind people straying into the high-voltage test area in work practice.

Utility model content

The purpose of this utility model is: to solve the problems mentioned in the background technology, to provide a simple structure, low cost, easy installation, which can effectively prevent irrelevant personnel, especially blind people and other disabled people, from entering the high-voltage test during the high-voltage test. The easy-to-install high-voltage test area that causes safety accidents in the area prevents unrelated personnel from entering the device by mistake.

The technical scheme of the utility model is: the easy-to-install high-voltage test area of the utility model prevents irrelevant personnel from straying into the device, including a fence, an infrared transmitter and an infrared receiver; the above-mentioned fence includes a first gatepost and a second The doorpost; the infrared transmitter is fixedly arranged on the upper part of the first doorpost; the infrared receiver is fixedly arranged on the upper part of the second doorpost, and the installation height of the infrared receiver matches the installation height of the infrared transmitter; its structural characteristics are : also includes vibration pedal and control box;

The above-mentioned vibration pedal is arranged on the outside of the entrance and exit formed by the space between the first door post and the second door post; the vibration pedal is provided with a vibration sensor and a vibration motor; the control box is provided with a main control board and an audible and visual alarm ;

The main control board of the above-mentioned control box is electrically connected with the infrared receiver and the vibration sensor signal of the vibration pedal; the main control board of the control box is electrically connected with the sound and light alarm, the infrared emitter and the vibration motor control of the vibration pedal;

The above-mentioned vibrating pedal also includes an upper plate, a lower plate, a speed reduction mechanism, a swing rod, a positioning sleeve, a positioning rod and a supporting spring;

The above-mentioned vibrating motor and decelerating mechanism are fixedly installed on the upper surface of the middle part of the lower plate; the decelerating mechanism is connected to the vibrating motor; the lower end of the swing rod is connected to the decelerating mechanism; the upper end of the swing rod is fixedly connected to the lower end surface of the middle part of the upper plate; There are two positioning sleeves, positioning rods and support springs respectively; the positioning sleeves are hollow cylindrical parts; two positioning sleeves are respectively fixed on the upper end surfaces of the left and right sides of the lower plate; each positioning sleeve is matched with Set a positioning rod, the lower part of the positioning rod can be inserted into the positioning sleeve up and down; the upper end of the positioning rod is fixedly connected with the lower end surface of the upper plate; each positioning sleeve is equipped with a supporting spring; the lower part of the supporting spring is socketed On the peripheral wall of the positioning sleeve, the upper end of the supporting spring elastically connects with the lower end surface of the upper plate; the vibration sensor is fixedly arranged on the upper plate;

The above-mentioned control box also includes AC power input terminals, AC contactors, AC power output terminals, power switches and power modules; where:

The AC contactor, controlled by the main control board, is used to control the on-off of the power supply of the high-voltage test equipment; the AC contactor has a power input terminal, a power output terminal and a control terminal; the control terminal of the AC contactor is electrically connected to the main control board ; When in use, the power input end of the AC contactor is externally connected to the on-site AC power supply in the high-voltage test area through the AC power input terminal; the power output end of the AC contactor is electrically connected to the high-voltage test equipment through the AC power output terminal;

Power switch, used to turn on and off the control box;

The power module is used to provide the working power of the control box; the power module takes power from the AC power input terminal through the power switch.

The utility model has positive effects: (1) The easy-to-install high-voltage test area of the utility model prevents irrelevant personnel from entering the device by setting a vibration pedal at the entrance and exit of the high-voltage test area formed by the fence, and passes through the vibration pedal first Vibration warnings are given to those who enter by mistake, thus solving the problem that similar devices in the prior art are basically useless to the blind, deaf-mute and other disabled people; the vibration pedal and the subsequent infrared monitoring device can greatly improve the effect of preventing mistaken entry Prevent the occurrence of safety accidents. (2) The easy-to-install high-voltage test area of the utility model prevents irrelevant personnel from entering the device by mistake. The effect of stray entry is obviously improved, and the promotion prospect in the power supply department is good.

Description of drawings

Fig. 1 is the structural representation of the utility model, also schematically shows its electrical connection relationship with the high voltage test equipment among the figure;

Fig. 2 is a schematic structural view of the vibrating pedal in Fig. 1;

FIG. 3 is a schematic diagram of the electrical connection relationship between the control box and related components in FIG. 1 .

The reference signs in the above-mentioned accompanying drawings are as follows:

fence 1, first gate post 11, second gate post 12,

Infrared Emitter 2,

Infrared receiver 3,

Vibration pedal 4, upper plate 41, lower plate 42, vibration motor 43, deceleration mechanism 44, fork 45, positioning sleeve 46, positioning rod 47, support spring 48, vibration sensor 49,

control box 5,

High voltage test equipment6.

detailed description

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

(Example 1)

See Fig. 1, the easy-to-install high-voltage test area of the present embodiment prevents unrelated personnel from straying into the device, which mainly consists of a fence 1, an infrared transmitter 2, an infrared receiver 3, a vibration pedal 4 and a control box 5.

The fence 1 surrounds the high-voltage test area where the high-voltage test equipment 6 is located, and the fence 1 is provided with a first gatepost 11 and a second gatepost 12 opposite to each other; the space between the first gatepost 11 and the second gatepost 12 constitutes a high-voltage test area. Import and export of the area.

One infrared emitter 2 is provided, and the infrared emitter 2 is fixedly arranged on the top of the first gate post 11 .

Infrared receiver 3 is provided with 1, and infrared receiver 3 is fixedly arranged on the top of second doorpost 12;

The vibration pedal 4 is arranged at the entrance and exit of the high-voltage test area.

Referring to Fig. 2, vibration pedal 4 is mainly made up of upper plate 41, lower plate 42, vibration motor 43, speed reduction mechanism 44, fork 45, positioning sleeve 46, positioning rod 47, support spring 48 and vibration sensor 49.

The upper plate 41 and the lower plate 42 are square plate parts; the vibration motor 43 and the reduction mechanism 44 are fixedly installed on the upper end surface of the middle part of the lower plate 42; the reduction mechanism 44 is connected with the transmission of the vibration motor 43; The deceleration mechanism 44 is connected; the upper end of the swing rod 45 is fixedly connected with the lower end surface of the middle part of the upper plate 41; two positioning sleeves 46, two positioning rods 47 and two supporting springs 48 are respectively provided; the positioning sleeve 46 is a hollow cylinder; Two positioning sleeves 46 are respectively fixedly arranged on the upper end faces of the left and right sides of the lower plate 42; each positioning sleeve 46 is equipped with a positioning rod 47, and the lower part of the positioning rod 47 can be inserted into the positioning sleeve 46 up and down. Middle; the upper end of the positioning rod 47 is fixedly connected with the lower end surface of the upper plate 41; each positioning sleeve 46 is provided with a supporting spring 48; the lower part of the supporting spring 48 is sleeved on the positioning sleeve 46, and the upper end of the supporting spring 48 is connected The lower end surfaces of the plates 41 are elastically connected; the shock sensor 49 is fixedly arranged on the upper plate 41 .

The working principle of the vibration pedal 4 is: when someone stepped on its upper plate 41, the vibration sensor 49 detected the signal and the signal was uploaded to the control box, and the control box 7 received the signal to control the vibration motor 43 to work and vibrate. Motor 43 drives upper plate 41 to vibrate by speed reduction mechanism 44 and fork 45 to warn people who enter by mistake; positioning sleeve 46, positioning rod 47 support spring 48 are mainly used to limit and reset the vibration of upper plate. When no one steps on the upper plate 41 of the vibration pedal 4, the vibration pedal 4 does not work.

Referring to Fig. 3, the control box 5 is composed of a box body and circuit components. The circuit assembly is mainly composed of AC power input terminal, AC contactor, AC power output terminal, power switch, power module, main control board and sound and light alarm.

The AC contactor has a power input terminal, a power output terminal and a control terminal; the control terminal of the AC contactor is electrically connected to the main control board; when in use, the power input terminal of the AC contactor is externally connected to the high-voltage test area site 220V through the AC power input terminal /380V AC power supply; the power output end of the AC contactor is electrically connected with the high-voltage test equipment 6 through the AC power output terminal, and is used to output AC power; the AC contactor is controlled by the main control board, and is used to control the power supply of the high-voltage test equipment 6 on and off.

The AC power input terminal and the AC power output terminal respectively include four connection terminals of A phase, B phase, C phase and N.

The power switch is used for starting and shutting down of the control box 5. The power supply module is used to provide the working power of the control box 5; the power supply module takes power from the AC power input terminal through the power switch.

The main control board is electrically connected with the vibration sensor 49 signal of the infrared receiver 4 and the vibration pedal 4;

The easy-to-install high-voltage test area of this embodiment prevents unrelated personnel from entering the device by mistake. Its working principle and process are briefly described as follows:

During the high-voltage test, when someone steps on the vibration pedal 4 located at the entrance and exit of the high-voltage test area, the vibration sensor 49 of the vibration pedal 4 sends a signal to the main control board, and the main control board controls the vibration pedal 4 after receiving the signal. The vibrating motor 43 of the vibrating motor 43 is powered to work, so that the upper plate 61 of the vibrating pedal 4 vibrates, reminding and warning the wrong entrant; The infrared monitoring device formed by the infrared receiver 3 detects that someone enters by mistake, and the infrared receiver 3 sends the detected signal to the main control board, and the main control board controls the audible and visual alarm to work when it is powered on, and sends an audible and visual alarm; at the same time, the main control board The control board cuts off the power supply of the high voltage test equipment 6 through the AC contactor to ensure the safety of the high voltage test.

The above embodiments are descriptions of specific implementations of the present utility model, rather than limitations of the present utility model. Those skilled in the art can also make various transformations and changes without departing from the spirit and scope of the present utility model. Changes to obtain corresponding equivalent technical solutions, so all equivalent technical solutions should be included in the patent protection scope of the present utility model.

Claims (1)

1. the high-potting district of easy installation prevents unrelated person to be strayed into a device, including fence (1), infrared transmitter (2) and infrared remote receiver (3)；Described fence (1) includes the first door pillar (11) and second door pillar (12) of relative thirty years of age；Infrared transmitter (2) is fixedly installed on the top of the first door pillar (11)；Infrared remote receiver (3) is fixedly installed on the top of the second door pillar (12), and the setting height(from bottom) of infrared remote receiver (3) matches with the setting height(from bottom) of infrared transmitter (2)；It is characterized in that: also include vibrations pedal (4) and control chamber (5)；

Described vibrations pedal (4) is arranged on the outside of the import and export being made up of the space between the first door pillar (11) and the second door pillar (12)；Vibrations pedal (4) are provided with shaking sensor (49) and vibration motor (43)；Control chamber (5) is provided with master control borad and audible-visual annunciator；

The master control borad of described control chamber (5) electrically connects with shaking sensor (49) signal of infrared remote receiver (3) and vibrations pedal (4)；The master control borad of control chamber (5) controls to electrically connect with the vibration motor (43) of audible-visual annunciator, infrared transmitter (2) and vibrations pedal (4)；

Described vibrations pedal (4) also includes upper plate (41), lower plate (42), reducing gear (44), fork (45), positioning sleeve (46), location bar (47) and supports spring (48)；

Described vibration motor (43) and reducing gear (44) are all fixedly mounted on the upper surface, middle part of lower plate (42)；Reducing gear (44) and vibration motor (43) are in transmission connection；The lower end of fork (45) is connected with reducing gear (44)；The upper end of fork (45) is fixing with the lower surface, middle part of upper plate (41) to be connected；Positioning sleeve (46), location bar (47) and support spring (48) are respectively provided with 2 respectively；The column member that positioning sleeve (46) is hollow；2 positioning sleeves (46) are respectively fixedly installed 1 respectively on the upper surface of the left and right sides of lower plate (42)；Each positioning sleeve (46) is supporting arranges 1 location bar (47), and the bottom of location bar (47) can be inserted in positioning sleeve (46) up and downly；The upper end of location bar (47) is fixing with the lower surface of upper plate (41) to be connected；Each positioning sleeve (46) is supporting arranges 1 support spring (48)；The bottom supporting spring (48) is socketed on the periphery wall of positioning sleeve (46), supports the upper end of spring (48) and the lower surface elastic abutment of upper plate (41)；Shaking sensor (49) is fixedly installed on upper plate (41)；

Described control chamber (5) also includes ac power input end, A.C. contactor, ac power output, on and off switch and power module；Wherein:

A.C. contactor, by the control of master control borad, for controlling the break-make of high-tension testing apparatus power supply；A.C. contactor has power input, power output end and control end；The control end of A.C. contactor controls to electrically connect with master control borad；During use, the power input of A.C. contactor is by ac power input end external high-potting district scene alternating current power supply；The power output end of A.C. contactor is electrically connected with high-tension testing apparatus by ac power output；

On and off switch, for the startup and shutdown of control chamber (5)；

Power module, is used for providing the working power of control chamber (5)；Power module by and off switch from the sub-power taking of ac power input end.