CN210895710U

CN210895710U - Height-limiting acousto-optic warning device for bamboo ladder

Info

Publication number: CN210895710U
Application number: CN201921801253.3U
Authority: CN
Inventors: 吴日土; 梁展博
Original assignee: Guangdong Power Grid Co Ltd; Zhanjiang Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Zhanjiang Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-06-30
Anticipated expiration: 2029-10-24

Abstract

The utility model provides a height-limiting acousto-optic warning device for bamboo ladders, which comprises a height-limiting plate and an acousto-optic warning circuit, wherein the height-limiting plate is provided with a pressure switch; the pressure switch is electrically connected with the acousto-optic warning circuit, and the on-off of the pressure switch controls the on-off of the acousto-optic warning circuit. The utility model provides a pair of limit for height acousto-optic warning ware is used to bamboo ladder is with pressure switch setting in the limit for height board of attention device, when the staff steps on the limit for height board, pressure switch is closed, and acousto-optic warning circuit begins to work this moment, carries out acousto-optic warning operation, and the warning staff has reachd the restriction height, reminds ground guardian to notice the last behavior of ladder simultaneously, prevents unexpected emergence effectively, improves the security performance.

Description

Height-limiting acousto-optic warning device for bamboo ladder

Technical Field

The utility model relates to an electric power industry appurtenance field, more specifically relates to a limit for height reputation attention device for bamboo ladder.

Background

In the work team of the basic unit of the power enterprise, the bamboo ladder is an auxiliary tool which is used for the most times in daily operation and maintenance work. The bamboo ladder is a very convenient tool with simple use method. But it is high in use frequency, and because the bamboo ladder component is insecure, spare part quality is poor also leads to the frequent emergence of personal injury incident.

When the staff used the bamboo ladder when the eminence operation, the eye hand direction all was ascending, may neglect the underfooting, in case cross the limit altitude line and may lead to the top pullover atress too big, produced the skew to lead to personnel's eminence to fall and even touch the problem on the live-wire apparatus production personal risk management and control by mistake because of the swing of bamboo ladder, to staff's personal safety and to daily management, safety construction production adverse effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome current staff and use the bamboo ladder in the eminence operation, can't hold the height that self locates, bamboo ladder top pullover probably atress is too big, produces the skew, has the not enough technical defect of security performance, provides a limit for height acousto-optic warning ware for bamboo ladder.

In order to solve the technical problem, the technical scheme of the utility model as follows:

the height-limiting acousto-optic warning device for the bamboo ladder comprises a height-limiting plate and an acousto-optic warning circuit, wherein a pressure switch is arranged on the height-limiting plate; the pressure switch is electrically connected with the acousto-optic warning circuit, and the on-off of the pressure switch controls the on-off of the acousto-optic warning circuit.

In the scheme, a worker sets the height limiting plate on a height limiting pedal of the bamboo ladder in a glue bonding mode, and a pressure switch is arranged in the height limiting plate; when a worker steps on the height limiting plate, the pressure switch is closed, the sound and light warning circuit starts to work at the moment, sound and light alarming operation is carried out, the worker is warned that the height is limited, meanwhile, ground guardians are reminded of paying attention to the working condition on the ladder, accidents are effectively prevented, and safety performance is improved; when the feet of the staff leave the height limiting plate, the pressure switch is switched off, and the acousto-optic alarm stops.

Wherein, the height limiting plate is of a thermoplastic polyurethane elastomer rubber structure.

In the scheme, the thermoplastic polyurethane elastomer rubber has good thermal stability, hydrolysis resistance and other performances, can adapt to the environmental conditions of a construction operation site, has a semi-circular arc-shaped shell, is attached to the bamboo ladder pedal, and can be bonded and fixed at the position of the bamboo ladder pedal with the height limited.

Wherein, the limit for height board passes through bolt structure and sets up on the limit for height footboard of bamboo ladder.

In the above-mentioned scheme, replace glue adhesive mode with bolted connection's mode with the limit for height board setting at the limit for height footboard of bamboo ladder, consolidated the connection of limit for height board, avoid under high temperature environment during operation, glue drops makes limit for height board connect unstable and causes unexpected the emergence.

The sound and light warning circuit comprises a battery, a buzzer module and an LED module; wherein:

the output end of the battery is electrically connected with the input end of the buzzer module through the pressure switch;

the battery output end is electrically connected with the LED module input end through the pressure switch.

The height limiting plate is of a shell structure, and the acousto-optic warning circuit and the pressure switch are arranged inside the height limiting plate.

Among the above-mentioned scheme, utilize limit for height board's shell structure to protect acousto-optic warning circuit, saved the staff to acousto-optic warning circuit's fixed process, and realized the integration of device, directly set up limit for height board on the bamboo ladder alright realize limit for height alarming function.

The shell structure of the height limiting plate is provided with a display hole for placing an LED module and a voice hole for placing a buzzer module.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:

the utility model provides a pair of limit for height acousto-optic warning ware is used to bamboo ladder is with pressure switch setting in the limit for height board of attention device, when the staff steps on the limit for height board, pressure switch is closed, and acousto-optic warning circuit begins to work this moment, carries out acousto-optic warning operation, and the warning staff has reachd the restriction height, reminds ground guardian to notice the last behavior of ladder simultaneously, prevents unexpected emergence effectively, improves the security performance.

Drawings

FIG. 1 is a schematic view of a structure of an alarm;

FIG. 2 is a schematic view of a connection structure of an audible and visual alarm circuit;

wherein: 1. a height limiting plate; 2. an acousto-optic warning circuit; 21. a battery; 22. a buzzer module; 23. an LED module; 3. and (6) a pressure switch.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.

Example 1

As shown in fig. 1 and 2, the height-limiting acousto-optic warning indicator for the bamboo ladder comprises a height-limiting plate 1 and an acousto-optic warning circuit 2, wherein a pressure switch 3 is arranged on the height-limiting plate 1; the pressure switch 3 is electrically connected with the acousto-optic warning circuit 2, and the on-off of the pressure switch 3 controls the on-off of the acousto-optic warning circuit 2.

In the specific implementation process, a worker sets the height limiting plate 1 on a height limiting pedal of the bamboo ladder in a glue bonding mode, and a pressure switch 3 is arranged in the height limiting plate 1; when a worker steps on the height limiting plate 1, the pressure switch 3 is closed, the sound and light warning circuit 2 starts to work at the moment, sound and light alarming operation is carried out, the worker is warned that the height is limited, meanwhile, a ground guardian is reminded of paying attention to the working condition on the ladder, accidents are effectively prevented, and safety performance is improved; when the feet of the staff leave the height limiting plate 1, the pressure switch 3 is switched off, and the sound-light alarm stops.

Example 2

More specifically, on the basis of example 1, the height-limiting plate 1 is of a thermoplastic polyurethane elastomer rubber structure.

In the specific implementation process, the thermoplastic polyurethane elastomer rubber has good thermal stability, hydrolysis resistance and other performances, can adapt to the environmental conditions of a construction operation site, has a semi-circular arc-shaped shell, is attached to the bamboo ladder pedal, and can be bonded and fixed at the position of the bamboo ladder pedal needing height limitation.

More specifically, the height limiting plate 1 is arranged on a height limiting pedal of the bamboo ladder through a bolt structure.

In the concrete implementation process, replace glue adhesive mode with bolted connection's mode with limit for height board 1 setting on the limit for height footboard of bamboo ladder, consolidated limit for height board 1's connection, avoid under high temperature environment during operation, glue drops makes limit for height board 1 connect unstablely and causes the accident to take place.

More specifically, the acousto-optic warning circuit 2 comprises a battery 21, a buzzer module 22 and an LED module 23; wherein:

the output end of the battery 21 is electrically connected with the input end of the buzzer module 22 through the pressure switch 3;

the output end of the battery 21 is electrically connected with the input end of the LED module 23 through the pressure switch 3.

More specifically, limit for height board 1 sets up to shell structure, reputation warning circuit 2, pressure switch 3 all set up inside limit for height board 1.

In the concrete implementation process, utilize limit for height board 1's shell structure to protect reputation warning circuit 2, saved the staff to reputation warning circuit 2's fixed process, and realized the integration of device, directly set up limit for height board 1 on the bamboo ladder alright realize limit for height alarming function.

More specifically, on the housing structure of the height-limiting plate 1, a display hole for placing the LED module 23 is provided, and a voice hole for placing the buzzer module 22 is also provided.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Limit for height reputation attention device for bamboo ladder, its characterized in that: the alarm device comprises a height limiting plate (1) and an acousto-optic warning circuit (2), wherein a pressure switch (3) is arranged on the height limiting plate (1); the pressure switch (3) is electrically connected with the acousto-optic warning circuit (2), and the on-off of the pressure switch (3) controls the on-off of the acousto-optic warning circuit (2).

2. The height-limiting acousto-optic warning indicator for the bamboo ladder as claimed in claim 1, wherein: the height limiting plate (1) is of a thermoplastic polyurethane elastomer rubber structure.

3. The height-limiting acousto-optic warning indicator for the bamboo ladder as claimed in claim 2, wherein: the height limiting plate (1) is arranged on a height limiting pedal of the bamboo ladder through a bolt structure.

4. The height-limiting acousto-optic warning indicator for the bamboo ladder as claimed in claim 3, wherein: the acousto-optic warning circuit (2) comprises a battery (21), a buzzer module (22) and an LED module (23); wherein:

the output end of the battery (21) is electrically connected with the input end of the buzzer module (22) through the pressure switch (3);

the output end of the battery (21) is electrically connected with the input end of the LED module (23) through the pressure switch (3).

5. The height-limiting acousto-optic warning indicator for the bamboo ladder as claimed in claim 4, wherein: limit for height board (1) sets up to shell structure, reputation warning circuit (2), pressure switch (3) all set up limit for height board (1) is inside.

6. The height-limiting acousto-optic warning indicator for the bamboo ladder as claimed in claim 5, wherein: and a display hole for placing an LED module (23) and a voice hole for placing a buzzer module (22) are arranged on the shell structure of the height limiting plate (1).