CN112490746A

CN112490746A - Blind person safety socket with guiding insertion and prompt tone

Info

Publication number: CN112490746A
Application number: CN202011307382.4A
Authority: CN
Inventors: 尹程; 覃祚萍; 段东; 黄月芹; 骆元家; 陈国盈; 马俊祥
Original assignee: Liuzhou Institute of Technology
Current assignee: Liuzhou Institute of Technology
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-03-12

Abstract

The invention relates to a blind person safety socket with guiding insertion and prompt tones, which comprises a socket, wherein a power switch and jacks are arranged on the socket, a blind way groove, a cover plate, braille and a prompting device are also arranged on the socket, one end of the blind way groove is positioned at the edge of the socket, the other end of the blind way groove is communicated with an upper port of the jack, the cover plate is arranged above the jacks and is arranged on the socket in a sliding manner, a sliding block is arranged at the bottom of the cover plate, sliding grooves corresponding to the sliding block are arranged on the socket on two sides of the jack, the sliding block can move along the sliding grooves, the sliding grooves are parallel to the blind way groove, and the sliding block is connected with the sliding grooves through; the reminding device comprises a loudspeaker, a spring contact I, a spring contact II and a relay. The blind person can safely and conveniently use the power strip, the sliding cover plate has good waterproof and electric shock prevention dangers, and the braille can guide the blind person to use the power strip.

Description

Blind person safety socket with guiding insertion and prompt tone

Technical Field

The invention relates to a power strip, in particular to a blind person safety power strip with guiding insertion and prompt tones.

Background

The traditional power strip is provided with only three holes or two holes, so that ordinary people can use the power strip normally, but when the blind people use the power strip, the positions of the jacks cannot be found accurately.

The original power strip is not provided with any protection and reminding device, a water cup can be carelessly turned over and poured into the power strip in the using process, serious potential safety hazards exist, and particularly, the blind person has electric shock danger in the using process.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the blind person safety socket with the guide insertion function and the prompt tone function is provided.

The technical scheme for solving the technical problems is as follows: the utility model provides a row is inserted and prompt tone's blind person safety to area direction, is equipped with switch and jack, its characterized in that including inserting the row on this row of inserting: the power strip is also provided with a blind way groove, a cover plate, braille points and a reminding device, one end of the blind way groove is positioned at the edge of the power strip, the other end of the blind way groove is communicated with the upper port of the jack, the cover plate is arranged above the jack and is arranged on the power strip in a sliding mode, the bottom of the cover plate is provided with a sliding block, the power strip on two sides of the jack is provided with a sliding groove corresponding to the sliding block, the sliding block can move along the sliding groove, the sliding groove and the blind way groove are in a parallel state, and the sliding block is; reminding device includes speaker, spring contact I, spring contact II and relay, and speaker one end is passed through spring contact I and is connected with the negative pole of speaker power, and the speaker other end passes through the relay and is connected with the anodal of speaker power, and relay one end is passed through spring contact II and is connected with coil power negative pole, and the relay other end is connected with coil power positive pole, and speaker power and coil power are the power in the row of inserting.

The further technical scheme of the invention is as follows: concave-convex contacts (namely braille) in the shape of jacks corresponding to the jacks below the cover plate are arranged on the cover plate.

When the jacks are jacks with two legs, the blind channel grooves are two channels corresponding to the two jacks; when the jack is a three-pin jack, the blind track groove is a wide channel.

The relay is internally provided with an iron core, a coil, an armature, a normally open contact and a normally closed contact, the other end of the loudspeaker is connected with the normally closed contact of the relay, the coil is wound on the iron core, two ends of the coil are respectively connected with two ends of a coil power supply, one end of the coil is connected with the negative electrode of the coil power supply through a spring contact piece II, and the other end of the coil is connected with the positive electrode of the coil power supply.

Due to the adoption of the technical scheme, the blind person safety socket with the guide insertion and the prompt tone has the following beneficial effects:

the blind road groove, the cover plate and the braille are arranged on the socket, so that the socket can be safely and conveniently used by the blind, the sliding cover plate has good waterproof performance and electric shock prevention, and the braille can guide the blind to use. The invention adopts the physiological vision defects of the blind as research, adopts a humanized design which is developed around caring weak groups, the blind is difficult to find the jacks when using the socket, and the traditional socket has electric shock hidden dangers, so the socket well solves the problems and avoids jack exposure. The blind plug adopts an ingenious hiding mode, the sliding cover plate covers the jack when the blind plug does not work, and when the blind plug is used by a blind person, the sliding cover plate is pushed to reach a terminal point by means of the sliding guide of the blind way groove, and the plug can be inserted into the jack. The product can also be provided with a prompt tone and Braille guide information after the cover plate is pushed in place, can help the blind to correctly use the power strip, and well solves the potential safety hazard of electric shock of the power strip used by the blind.

The technical features of a blind person safety socket with guiding insertion and warning sound according to the present invention will be further described with reference to the drawings and the specific embodiments of the present invention.

Drawings

FIG. 1: a structure schematic diagram of a blind person safety socket with guiding insertion and prompt sound.

FIG. 2: a structure schematic diagram of a blind person safety socket with guiding insertion and prompt sound.

FIG. 3: a circuit diagram of a reminder device.

FIG. 4: a using state circuit diagram of the reminding device.

In the above drawings, the respective reference numerals are explained as follows:

1-power main switch, 2-cover plate, 3-concave-convex contact, 4-blind channel groove, 5-braille, 6-loudspeaker, 7-spring contact I, 8-spring contact II, 9-relay, 10-loudspeaker power supply, 11-coil power supply, 12-armature, 13-iron core, 14-coil, 15-normally open contact, 16-normally closed contact, 17-socket and 18-socket bolt.

Detailed Description

The utility model provides a row is inserted and prompt tone's blind person safety in area direction, is including inserting the row, should insert and be equipped with switch 1 and jack on the row, still is equipped with blind way slot 4, apron 2 and braille 5 on inserting the row, and blind way slot one end is located inserts row edge, and the blind way slot other end is located jack department and link up mutually with the last port of jack, and the last port of this jack is the port on the jack that does not contact jack bottom power, and the degree of depth of blind way slot also is the degree of depth that does not contact jack bottom power. The apron sets up on inserting the row and is located the jack top through ability sliding mode, and the apron bottom is equipped with the slider, and the jack both sides are equipped with the spout corresponding with the slider, and the slider can remove along the spout, and the spout is parallel state with the blind way slot, and the slider is located apron one end, and when the slider removed the other end from spout one end, can open the apron. When the blind-road groove plug is used, the plug is firstly placed at the front end of the blind-road groove (namely, the end of the blind-road groove far away from the jack), then the plug is pushed towards the jack, when the plug touches the cover plate, the cover plate is continuously pushed to move forwards, the cover plate is pushed to be opened and the jack is exposed, and then the plug is inserted into the jack. The sliding block is connected with the sliding groove through an elastic piece, for example, the sliding block can be connected with the sliding groove through a spring or elastic plastic. When the apron was located the jack top (when not using the plug), the elastic component was normal condition, and when the apron was promoted to be in the open mode, the elastic component was in elastic deformation state, and the elastic component has taken place in the spout promptly and has been stretched or the deformation of compressed, extracts the back when the plug, and the apron restores to the lid when the elastic component reconversion and closes the state. Be equipped with the fixture block on the slider, be equipped with the fixture block groove in the spout, the fixture block can remove and block in the fixture block groove in the one end edge in fixture block groove, and the slider removes and is pushed out the spout when removing, then the fixture block card can prevent that the apron from being released and droing in the fixture block groove. The cover plate can be set to be directly inserted into the plug jack when the cover plate is pushed to the top through the clamping blocks. The cover plate is provided with a concave-convex contact 3 with a jack shape corresponding to the jack below the cover plate. The jack under the cover plate can be known to be a jack with two pins or a jack with three pins by groping the concave-convex contact points on the cover plate. When the jack is a two-pin jack, the blind channel groove is two channels corresponding to the two jacks, and the width of each channel in the two channels is 0.5 cm. When the jack is a three-pin jack, the blind track groove is a wide channel, the width of the channel is the maximum width of three plugs, and the width of the channel is 4 cm. The braille is used for guiding the using direction of the blind plug. The width of the cover plate is 6 cm. The cover plate is internally provided with a travel switch and a loudspeaker.

Be equipped with reminding device on the row of inserting, reminding device includes speaker 6, spring contact I7, spring contact II 8 and relay 9, speaker one end is passed through spring contact I and is connected with speaker power 10's negative pole, the speaker other end passes through the relay and is connected with the anodal of speaker power, relay one end is passed through spring contact II and is connected with coil power 11's negative pole, the relay other end is connected with coil power is anodal, speaker power and coil power are the power in the row of inserting, speaker power and coil power are the domestic power in the row of inserting promptly. An iron core 13, a coil 14, an armature 12, a normally open contact 15 and a normally closed contact 16 are arranged in the relay, the other end of the loudspeaker is connected with the normally closed contact of the relay, the coil is wound on the iron core, two ends of the coil are respectively connected with two ends of a coil power supply, one end of the coil is connected with the negative electrode of the coil power supply through a spring contact II, and the other end of the coil is connected with the positive electrode of the coil power supply. When the plug is inserted into the power strip, the plug pin on the plug presses the spring contact I and the spring contact II, when the spring contact I is closed, the loudspeaker is powered on and gives a prompt, when the spring contact II is closed, the coil inside the relay is powered on to generate a magnetic field and attract the armature, the armature is disconnected with the normally closed contact, and the loudspeaker is powered off and stops working. The relay is a conventional time relay on the market at present, for example, the timing is 5 to 7 seconds, so that the sound production can be stopped after the loudspeaker emits the reminding sound 5 to 7.

The blind way groove can play a role in fixing the plug, the plug is fixed at one end of the blind way groove by using the blind way groove and then pushed forwards, and after the plastic cover plate is pushed to the top, the plug slides into the jack. The concave-convex contact points arranged on the sliding cover plate play a role in prompting, the concave-convex contact points correspond to the jack types at the bottom, and the jack types are known through touching the concave-convex contact points. When the plug is used, the cover plate is slowly pushed away along with the sliding of the plug, the jack is exposed, and when the plug is pulled out, the plug cover plate automatically rebounds to the original position. The socket in this embodiment may be designed in various shapes, for example, a square shape or a circular shape as shown in the figure.

The side surface of the jack is provided with braille indication, so that an operator can find the position of the plug conveniently. The power supply main switch is used for controlling the power supply of the power strip. When the switch is opened, the switch is level with the socket surface, and when the switch is closed, the switch exceeds the socket surface. The slidable elastic sliding cover plate can be used for protecting the jacks, preventing a user from electric shock and can elastically slide. The concave-convex contacts on the cover plate can be contacts similar to braille, the contacts correspond to the jack types at the bottom, and the jack types can be known by touching the braille contacts. The blind road groove can be designed for simulating a walking blind road, and the plug fixing groove is arranged at the jack and used for guiding, and the plug fixing groove pushes forwards to push the elastic sliding cover plate, so that the plug slides into the jack. The socket is provided with a reminding device, when the plug is inserted into the socket, the loudspeaker is electrified to generate sound, and the socket is reminded that the power plug is effective. Specifically, an electric control and sound production device is arranged in the power strip, and when the plug is inserted into the power strip, the plug pins are pressed down to enable the electric control device in the power strip to be electrified and then the loudspeaker is switched on to produce sound. The specific principle is as follows: when the spring contact I and the spring contact II are both in an open state, the loudspeaker is not switched on, and the relay armature does not act. When the plug is inserted into the power strip, the plug pin on the plug presses the spring contact I and the spring contact II down, so that the spring contact I and the spring contact II are connected, the loudspeaker and the relay loop are connected simultaneously to achieve a closed state, and the loudspeaker immediately gives an alarm. After the relay reaches the set time (for example, 5 seconds) inherent in the standard component, the armature pull-down spring in the relay enables the loudspeaker loop to be disconnected, at the moment, the loudspeaker does not sound any more, and the socket and the plug work normally. When the plug is pulled out, the spring contact I and the spring contact II reset, the loudspeaker loop is disconnected, the relay power supply is also disconnected, the armature does not generate magnetic force any more, the armature is pulled back to the normally closed contact state by the spring, and the next plug insertion is waited to circulate the work.

Claims

1. The utility model provides a row is inserted and prompt tone's blind person safety to area direction, is equipped with switch and jack, its characterized in that including inserting the row on this row of inserting: the power strip is also provided with a blind way groove, a cover plate, braille points and a reminding device, one end of the blind way groove is positioned at the edge of the power strip, the other end of the blind way groove is communicated with the upper port of the jack, the cover plate is arranged above the jack and is arranged on the power strip in a sliding mode, the bottom of the cover plate is provided with a sliding block, the power strip on two sides of the jack is provided with a sliding groove corresponding to the sliding block, the sliding block can move along the sliding groove, the sliding groove and the blind way groove are in a parallel state, and the sliding block is; reminding device includes speaker, spring contact I, spring contact II and relay, and speaker one end is passed through spring contact I and is connected with the negative pole of speaker power, and the speaker other end passes through the relay and is connected with the anodal of speaker power, and relay one end is passed through spring contact II and is connected with coil power negative pole, and the relay other end is connected with coil power positive pole, and speaker power and coil power are the power in the row of inserting.

2. The blind safety power strip with the guiding insertion and the prompting sound according to claim 1, characterized in that: the cover plate is provided with a concave-convex contact in the shape of an insertion hole corresponding to the insertion hole below the cover plate.

3. The blind safety power strip with the guiding insertion and the prompting sound according to claim 1, characterized in that: when the jacks are jacks with two legs, the blind channel grooves are two channels corresponding to the two jacks; when the jack is a three-pin jack, the blind track groove is a wide channel.

4. The blind safety power strip with the guiding insertion and the prompting sound according to claim 1, characterized in that: the relay is internally provided with an iron core, a coil, an armature, a normally open contact and a normally closed contact, the other end of the loudspeaker is connected with the normally closed contact of the relay, the coil is wound on the iron core, two ends of the coil are respectively connected with two ends of a coil power supply, one end of the coil is connected with the negative electrode of the coil power supply through a spring contact piece II, and the other end of the coil is connected with the positive electrode of the coil power supply.