CN213775457U

CN213775457U - A overman alarm device for digging work

Info

Publication number: CN213775457U
Application number: CN202022734205.6U
Authority: CN
Inventors: 柳东林; 高永刚; 秦传君
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-23
Anticipated expiration: 2030-11-24

Abstract

The utility model relates to the technical field of alarm devices, in particular to an over-man alarm device for excavation work, which comprises a base and a bearing plate, wherein the bottom end surface of the base is fixedly connected with a wall body, the top end surface of the base is fixedly connected with a spring, the other end of the spring is fixedly connected with the bearing plate, the bottom end surface of the bearing plate is fixedly connected with a fixed block, the inner side of the fixed block is provided with a chute, the inner side of the chute is slidably connected with an adjusting rod, the adjusting rod is fixedly connected with the base, the bottom end surface of the chute is fixedly connected with a backing plate, and the top end surface of the base is fixedly connected with a inching switch. The alarm is easy to install and dismantle, convenient to maintain and replace, the partition plate can play a dustproof role, and the service life of the device is prolonged.

Description

A overman alarm device for digging work

Technical Field

The utility model relates to an alarm device technical field specifically is an over-man alarm device for excavation work.

Background

In recent years, the demand for human energy is increasing day by day, as is well known, China is a resource-intensive country, mineral resources in China are very abundant, especially coal mine resources, China coal mines not only supply national requirements, but also provide resources for world markets, the coal mine industry is also a very important part in the economic development of China, the mining industry is developing more and more quickly in China, but tragedies caused by the problem of over-man mining in coal mines or various factories are continuously generated in the coal mining process, and along with the development of the society, the application of alarm devices is more and more extensive, so the demand for an over-man alarm device for mining is increasing day by day.

The existing over-man alarm device for excavation work is generally only used for limiting the number of people, the total bearing gravity of a bearing plate is not detected, the alarm device has one-sidedness, safety protection can not be well performed on the excavation work, certain dangerousness exists, an alarm is not easy to install and disassemble, maintenance and replacement are not convenient, and the service life of the device is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an alarm device of overmaning for digging work 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:

an overman alarm device for excavation work comprises a base and a bearing plate, wherein a wall body is fixedly connected to the bottom end face of the base, a spring is fixedly connected to the top end face of the base, the bearing plate is fixedly connected to the other end of the spring, a fixed block is fixedly connected to the bottom end face of the bearing plate, a sliding groove is formed in the inner side of the fixed block, an adjusting rod is slidably connected to the inner side of the sliding groove and fixedly connected with the base, a backing plate is fixedly connected to the bottom end face of the sliding groove, a jog switch is fixedly connected to the top end face of the base, vertical plates are fixedly connected to the left side and the right side of the top end face of the bearing plate, a rotating rod is rotatably connected to the inner side of the right end face of the vertical plate on the right side, a first bevel gear is fixedly connected to the left end face of the rotating rod, and a second bevel gear is meshed with the bottom end face of the first bevel gear, the bottom face fixedly connected with screw rod of second bevel gear, and the screw rod rotates with vertical board to be connected, is located the right side the right-hand member face inboard fixedly connected with horizontal plate of vertical board, the bottom face fixedly connected with guide bar of horizontal plate, and guide bar and vertical board fixed connection, the outside threaded connection of screw rod has the slider, and slider and guide bar sliding connection, the inboard sliding connection of the left end face of slider has the connecting rod, the left end face fixedly connected with alarm of connecting rod is located the right side the inboard fixedly connected with hydraulic stem of bottom face of vertical board, the top face fixedly connected with baffle of hydraulic stem, the top face fixedly connected with roof of vertical board, the inboard fixedly connected with infrared inductor of bottom face of roof, be located the right side the right-hand member face fixedly connected with controller of vertical board.

Preferably, the backing plate is made of rubber.

Preferably, the adjusting rod and the connecting rod are both T-shaped.

Preferably, a rectangular groove is formed in the inner side of the left end face of the vertical plate on the right side, and the width of the rectangular groove is equal to the diameter of the connecting rod.

Preferably, the right end face of the rotating rod is fixedly connected with a handle, and the handle is a regular hexagon.

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

1. the utility model discloses in, fixed block through setting up, adjust the pole, the spout, a spring, the inching switch, the siren, infrared inductor counts the personnel, the staff gets into the bearing plate, the bearing plate extrudees the spring downwards under the effect of gravity, make the spring produce deformation, make the regulation pole slide in the inboard of fixed block, when getting into personnel quantity and surpassing the quota, the backup pad drives the fixed block and contacts with the inching switch, make inching switch start control ware, when getting into personnel number and total weight and satisfying arbitrary condition, the siren all pipes, carry out dual protection to the device, remind the staff to overtake, in time carry out the deletion of staff, reduce danger.

2. The utility model discloses in, through the hydraulic stem that sets up, a separation plate, the dwang, first bevel gear, second bevel gear, the screw rod, the slider, the connecting rod, manual rotation handle drives the dwang and makes first bevel gear rotate, make the second bevel gear with it meshing drive the screw rod and rotate, the slider removes in the outside of screw rod, highly adjust the siren, make the siren remove the place that the staff can arrive, upwards manually drag the siren, make siren right-hand member face fixed connection's connecting rod break away from with the slider, then 90 degrees rotation siren, make the connecting rod become vertical direction and take out through the rectangular channel, accomplish the dismantlement to the siren, be convenient for maintenance and change, the baffle of setting can play dirt-proof effect by the siren during operation, it is inboard to prevent that the dust from getting into vertical inboard, cause the damage to the part, extension fixture's life.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic view of the mounting structure of the alarm of the present invention.

In the figure: the device comprises a base 1, a wall 2, a bearing plate 3, a fixing block 4, an adjusting rod 5, a backing plate 6, a sliding chute 7, a spring 8, a jog switch 9, a vertical plate 10, a hydraulic rod 11, a partition plate 12, a rotating rod 13, a first bevel gear 14, a handle 15, a second bevel gear 16, a screw 17, a horizontal plate 18, a guide rod 19, a sliding block 20, a connecting rod 21, an alarm 22, a top plate 23, an infrared sensor 24 and a controller 25.

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 a technical solution:

an overman alarm device for excavation work comprises a base 1 and a bearing plate 3, wherein a wall body 2 is fixedly connected to the bottom end face of the base 1, a spring 8 is fixedly connected to the top end face of the base 1, the bearing plate 3 is fixedly connected to the other end of the spring 8, a fixed block 4 is fixedly connected to the bottom end face of the bearing plate 3, a sliding groove 7 is formed in the inner side of the fixed block 4, an adjusting rod 5 is slidably connected to the inner side of the sliding groove 7, the adjusting rod 5 is fixedly connected with the base 1, a backing plate 6 is fixedly connected to the bottom end face of the sliding groove 7, a inching switch 9 is fixedly connected to the top end face of the base 1, vertical plates 10 are fixedly connected to the left side and the right side of the top end face of the bearing plate 3, a rotating rod 13 is rotatably connected to the inner side of the right end face of the vertical plate 10 on the right side, a first bevel gear 14 is fixedly connected to the left end face of the rotating rod 13, and a second bevel gear 16 is meshed with the bottom face of the first bevel gear 14, a screw rod 17 is fixedly connected with the bottom end surface of the second bevel gear 16, the screw rod 17 is rotatably connected with the vertical plate 10, a horizontal plate 18 is fixedly connected with the inner side of the right end surface of the vertical plate 10 on the right side, a guide rod 19 is fixedly connected with the bottom end surface of the horizontal plate 18, and the guide bar 19 is fixedly connected with the vertical plate 10, the outer side of the screw 17 is connected with a slide block 20 in a threaded manner, and slider 20 and guide bar 19 sliding connection, the inboard sliding connection of the left end face of slider 20 has connecting rod 21, the left end face fixedly connected with alarm 22 of connecting rod 21, the inboard fixedly connected with hydraulic stem 11 of the bottom face of the vertical board 10 that is located the right side, the top end face fixedly connected with baffle 12 of hydraulic stem 11, the top end face fixedly connected with roof 23 of vertical board 10, the inboard fixedly connected with infrared inductor 24 of the bottom face of roof 23, the right-hand member face fixedly connected with controller 25 of the vertical board 10 that is located the right side.

The backing plate 6 is made of rubber, when the adjusting rod 5 slides on the inner side of the fixing block 4 and the adjusting rod 5 is in contact with the fixing block 4 or the bearing plate 3, the backing plate plays a role in buffering and protecting and reduces damage, the adjusting rod 5 and the connecting rod 21 are both in a T shape, so that the adjusting rod 5 slides on the inner side of the fixing block 4 and is not separated from the fixing block 4, the connecting rod 21 is used for installing and disassembling the alarm 22 and is convenient to maintain and replace, the inner side of the left end face of the vertical plate 10 on the right side is provided with a rectangular groove, and the width of the rectangular groove is equal to the diameter of the connecting rod 21, so that the connecting rod 21 can slide on the inner side of the vertical plate 10 and simultaneously prevent dust from entering and damaging the parts, the right end face of the rotating rod 13 is fixedly connected with the handle 15, the handle 15 is in a regular hexagon shape, the height of the alarm 22 can be adjusted, force can be applied conveniently, and labor intensity of workers can be reduced.

The working process is as follows: the utility model needs to be powered by an external power supply before use, when a worker passes through the infrared inductor 24 arranged on the bottom end face of the top plate 23, the infrared inductor 24 counts the number of the workers, the workers enter the bearing plate 3, the bearing plate 3 downwards extrudes the spring 8 under the action of gravity to deform the spring 8, so that the adjusting rod 5 slides on the inner side of the fixed block 4, when the number of the workers exceeds the limit, the bearing plate 3 drives the fixed block 4 to contact with the inching switch 9 to enable the inching switch 9 to start the controller 25, the alarm 22 is sounded to remind the workers of overdose, the deletion of the workers is timely carried out, the danger is reduced, when the alarm 22 needs to be replaced and maintained, the hydraulic rod 11 is firstly shortened through the controller 25, so that the partition plate 12 moves downwards, then the handle 15 is manually rotated, the handle 15 drives the rotating rod 13 to further rotate the first bevel gear 14, make the second bevel gear 16 with it meshing drive screw rod 17 and rotate, make slider 20 remove in the outside of screw rod 17, and then adjust siren 22's height, make siren 22 remove the place that the staff can arrive, upwards manually drag siren 22, make siren 22 right-hand member face fixed connection's connecting rod 21 break away from with slider 20, then 90 degrees rotation siren 22, make connecting rod 21 become vertical direction and take out through the rectangular channel, the completion is to the dismantlement of siren 22, be convenient for maintenance and change, baffle 12 that sets up can play dirt-proof effect at siren 22 during operation, it is inboard to prevent that the dust from getting into vertical board 10, cause the damage to the spare part, extension fixture's life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an overload alarm device for digging work, includes base (1) and bearing plate (3), its characterized in that: the bottom face of the base (1) is fixedly connected with a wall body (2), the top face of the base (1) is fixedly connected with a spring (8), the other end of the spring (8) is fixedly connected with a bearing plate (3), the bottom face of the bearing plate (3) is fixedly connected with a fixed block (4), the inner side of the fixed block (4) is provided with a chute (7), the inner side of the chute (7) is slidably connected with an adjusting rod (5), the adjusting rod (5) is fixedly connected with the base (1), the bottom face of the chute (7) is fixedly connected with a backing plate (6), the top face of the base (1) is fixedly connected with a inching switch (9), the left side and the right side of the top face of the bearing plate (3) are both fixedly connected with vertical plates (10), the right side of the right end face of the vertical plate (10) is rotatably connected with a rotating rod (13), the left end face of the rotating rod (13) is fixedly connected with a first bevel gear (14), a second bevel gear (16) is meshed with the bottom end face of the first bevel gear (14), a screw rod (17) is fixedly connected to the bottom end face of the second bevel gear (16), the screw rod (17) is rotatably connected with the vertical plate (10), a horizontal plate (18) is fixedly connected to the inner side of the right end face of the vertical plate (10) on the right side, a guide rod (19) is fixedly connected to the bottom end face of the horizontal plate (18), the guide rod (19) is fixedly connected with the vertical plate (10), a sliding block (20) is in threaded connection with the outer side of the screw rod (17), the sliding block (20) is in sliding connection with the guide rod (19), a connecting rod (21) is in sliding connection with the inner side of the left end face of the sliding block (20), an alarm (22) is fixedly connected to the left end face of the connecting rod (21), and a hydraulic rod (11) is fixedly connected to the inner side of the bottom end face of the vertical plate (10) on the right side, the hydraulic rod type infrared detector is characterized in that a partition plate (12) is fixedly connected to the top end face of the hydraulic rod (11), a top plate (23) is fixedly connected to the top end face of the vertical plate (10), an infrared inductor (24) is fixedly connected to the inner side of the bottom end face of the top plate (23), and a controller (25) is fixedly connected to the right end face of the vertical plate (10) on the right side.

2. An overtaking warning device for mining operations as claimed in claim 1 wherein: the backing plate (6) is made of rubber.

3. An overtaking warning device for mining operations as claimed in claim 1 wherein: the adjusting rod (5) and the connecting rod (21) are both T-shaped.

4. An overtaking warning device for mining operations as claimed in claim 1 wherein: the inner side of the left end face of the vertical plate (10) on the right side is provided with a rectangular groove, and the width of the rectangular groove is equal to the diameter of the connecting rod (21).

5. An overtaking warning device for mining operations as claimed in claim 1 wherein: the right end face of dwang (13) fixedly connected with handle (15), and handle (15) are regular hexagon.