CN211648238U - Coal smashing prevention safety device for underground working face of coal mine - Google Patents

Abstract

The utility model relates to a safety device field specifically discloses a colliery is safety device is pounded to working face coal in pit, including the bottom plate, the bottom plate top is equipped with preceding branch, and fixed mounting has the connecting plate on the preceding branch, and fixed mounting has the cylinder on the connecting plate, and sliding connection has the telescopic link in the preceding branch, and the telescopic link passes that the connecting plate articulates there is the driving plate, and fixedly connected with baffle on the driving plate, baffle one end are equipped with articulated seat, and articulated on the articulated seat have back branch, still are equipped with the receiving box that is used for coal to collect on the bottom plate. Compared with the prior art, the utility model discloses a preceding branch upper end is equipped with the telescopic link, is equipped with the cylinder between connecting plate and drive board, and back branch is articulated with the baffle, and when the coal on the baffle is collected together too much, start the cylinder, with baffle front end jack-up, make coal follow baffle back end roll-off, utilize the collecting box to realize collecting.

Description

Coal smashing prevention safety device for underground working face of coal mine

Technical Field

The utility model relates to a safety device field specifically discloses a colliery is safety device is pounded to coal of working face in pit.

Background

Most coal mines in China have severe geological conditions, and on a large-inclination-angle working face for underground mining of the coal mines, large coal blocks sometimes roll down from a high position along a conveyor and are smashed to a low position to be operated at the back of the conveyor, so that safety accidents are caused. In order to protect the safety of personnel on the coal face, a safety coal blocking device is necessary to be designed and installed on the conveyor, and when rolled coal blocks exist, the rolled coal blocks can be blocked, so that the safety of the personnel is protected, and meanwhile, the running of a coal mining machine is not influenced.

The patent application publication number of the Chinese utility model is CN205477731U discloses a coal smashing prevention safety device for a coal mine underground working face. The method is characterized in that: the device comprises a connecting plate fixedly arranged on a conveyor cable trough, wherein the connecting plate is hinged with a base arranged at the upper end of the conveyor cable trough, and a baffle is arranged on the base. Through the proof on probation, the utility model discloses a safety device installs easy operation convenience to can effectively protect personnel's safety, the operation that does not influence the coal-winning machine simultaneously again passes through.

The utility model has the following disadvantages: when coal points fall behind, the collection is inconvenient.

Therefore, the inventor provides a coal smashing prevention safety device for a coal mine underground working face so as to solve the problems by taking rich design development and actual manufacturing experience of the related industry for years and researching and improving the existing structure and deficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the inconvenient problem of collecting of traditional coal that drops.

In order to achieve the aim, the utility model discloses a safety device is pounded to colliery face in pit to coal prevention, comprising a base plate, the bottom plate top is equipped with preceding branch, and fixed mounting has the connecting plate on the preceding branch, and fixed mounting has the cylinder on the connecting plate, and sliding connection has the telescopic link in the preceding branch, and the telescopic link passes that the connecting plate articulates there is the driving plate, and fixedly connected with baffle on the driving plate, baffle and driving plate one side relatively are equipped with articulated seat, and articulated on the articulated seat have back branch, still are equipped with the receiving box that is used for coal to collect on the bottom plate.

The principle and effect of this basic scheme lie in:

1. the utility model discloses set up the baffle, roll down along the conveyer from the eminence when having the bold coal, pound to the low department when standing at the hou mian operating personnel of conveyer, the baffle blocks it, can effectively guarantee staff's safety to the coal-winning machine can pass through in the middle of the branch in the past, does not hinder coal-winning machine job schedule.

2. Compared with the prior art, the utility model discloses a preceding branch upper end is equipped with the telescopic link, is equipped with the cylinder between connecting plate and drive board, and back branch is articulated with the baffle, and when the coal on the baffle is collected together too much, start the cylinder, with baffle front end jack-up, make coal follow baffle back end roll-off, utilize the collecting box to realize collecting.

Further, backing plates are arranged between the front supporting rod and the bottom plate and between the rear supporting rod and the bottom plate. The backing plate can increase the contact surface and connect, guarantees that the device installation is stable.

Further, the free end of the air cylinder is connected with the driving plate in a floating mode. The floating link is equivalent to a coupler and is used for eliminating errors, protecting the stable running of the movable plate and prolonging the service life of the movable plate.

Furthermore, lubricating oil is coated on the contact part of the telescopic rod and the front support rod. The lubricating oil is used for reducing friction and mainly plays roles of lubrication, cooling, rust prevention, cleaning, sealing, buffering and the like.

Further, the middle part of the baffle is arc-shaped, and both sides of the baffle are provided with protection plates. Middle part arc can realize that coal when falling on the baffle, and coal slides toward the baffle both sides, sets up the guard plate and prevents coal roll-off baffle because the baffle middle part does not set up support piece, if bear too big power can lead to warping, baffle both sides below is equipped with branch, can bear great effort, and the baffle sets up like this and can effectively promote baffle life.

Furthermore, the bottom of the receiving box is provided with rollers, and one side of the receiving box, which is close to the rear support rod, is provided with an inclined plate and a handle. The gyro wheel makes things convenient for the receiving box to shift, and the handle plays the effect of supplementary transfer, and the swash plate makes things convenient for coal accuracy to fall into the receiving box.

Drawings

FIG. 1 is a front view of a coal smashing prevention safety device for a working surface of a coal mine in an embodiment of the utility model;

FIG. 2 is a cross-sectional view of a coal smashing prevention safety device for a working face of a coal mine in an embodiment of the utility model;

Detailed Description

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: bottom plate 1, front strut 2, telescopic link 3, drive board 4, baffle 5, back support 6, articulated seat 7, receiving box 8, gyro wheel 9, handle 10, swash plate 11, connecting plate 12, cylinder 13.

The embodiment of a coal mine underground working face coal smashing prevention safety device is shown in figures 1 and 2 and comprises a bottom plate 1, a front supporting rod 2 is arranged above the bottom plate 1, a connecting plate 12 is fixedly mounted on the front supporting rod 2, an air cylinder 13 is fixedly mounted on the connecting plate 12, and the free end of the air cylinder 13 is in floating connection with a driving plate 4. The floating link is equivalent to a coupler and is used for eliminating errors, protecting the driving plate 4 from running stably and prolonging the service life of the driving plate 4. The front supporting rod 2 is internally and slidably connected with a telescopic rod 3, and lubricating oil is coated on the contact part of the telescopic rod 3 and the front supporting rod 2. The lubricating oil is used for reducing friction and mainly plays roles of lubrication, cooling, rust prevention, cleaning, sealing, buffering and the like. The telescopic rod 3 penetrates through the connecting plate 12 to be hinged with a driving plate 4, a baffle 5 is fixedly connected to the driving plate 4, the middle of the baffle 5 is arc-shaped, and protection plates are arranged on two sides of the baffle. Middle part arc can realize when coal falls on baffle 5, and coal slides toward 5 both sides of baffle, sets up the guard plate and prevents coal roll-off baffle 5 because 5 middle parts of baffle do not set up support piece, if bear too big power can lead to warping, 5 both sides below of baffle are equipped with branch, can bear great effort, and baffle 5 sets up like this and can effectively promote baffle 5 life. Baffle 5 left side is equipped with articulated seat 7, and articulated on the articulated seat 7 have back branch 6, all is equipped with the backing plate between preceding branch 2 and the bottom plate 1, between back branch 6 and the bottom plate 1. The backing plate can increase the contact surface and connect, guarantees that the device installation is stable.

The bottom plate 1 is further provided with a receiving box 8 for collecting coal, the bottom of the receiving box 8 is provided with rollers 9, and one side of the receiving box 8, which is close to the rear supporting rod 6, is provided with an inclined plate 11 and a handle 10. The roller 9 facilitates the transfer of the receiving box 8, the handle 10 has the effect of assisting the transfer, and the inclined plate 11 facilitates the accurate falling of coal into the receiving box 8.

The specific working process is as follows: install bottom plate 1, install the device on bottom plate 1, when coal falls on baffle 5, coal slides to both sides from 5 middle parts of baffle, utilize the guard plate to prevent coal roll-off baffle 5, when coal is collected together too much, open cylinder 13, cylinder 13 drives driving plate 4 and shifts up, telescopic link 3 slides in preceding branch 2, 5 left sides of baffle rotate on back branch 6 simultaneously, 5 right-hand members jack-ups of time baffle, coal follows the left end roll-off of baffle 5, fall into in receiving box 8, receiving box 8 bottom is equipped with gyro wheel 9, receiving box 8 is close to back branch 6 one side and is equipped with swash plate 11 and handle 10. The roller 9 facilitates the transfer of the receiving box 8, the handle 10 has the effect of assisting the transfer, and the inclined plate 11 facilitates the accurate falling of coal into the receiving box 8.

The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (6)

1. The utility model provides a coal mine face safety device against being pounded in colliery, a serial communication port, comprising a base plate (1), bottom plate (1) side is equipped with front strut (2), fixed mounting has connecting plate (12) on front strut (2), fixed mounting has cylinder (13) on connecting plate (12), sliding connection has telescopic link (3) in front strut (2), telescopic link (3) pass connecting plate (12) and articulate and have drive board (4), fixedly connected with baffle (5) on drive board (4), baffle (5) are equipped with articulated seat (7) with drive board (4) one side relatively, it has back strut (6) to articulate on articulated seat (7), still be equipped with receiving box (8) that are used for coal to collect on bottom plate (1).

2. The coal mine underground working face coal smashing prevention safety device according to claim 1 is characterized in that: backing plates are arranged between the front supporting rod (2) and the bottom plate (1) and between the rear supporting rod (6) and the bottom plate (1).

3. The coal mine underground working face coal smashing prevention safety device according to claim 1 is characterized in that: and the free end of the air cylinder (13) is in floating connection with the driving plate (4).

4. The coal mine underground working face coal smashing prevention safety device according to claim 1 is characterized in that: lubricating oil is coated on the contact part of the telescopic rod (3) and the front supporting rod (2).

5. The coal mine underground working face coal smashing prevention safety device according to claim 1 is characterized in that: the middle part of the baffle (5) is arc-shaped, and both sides of the baffle are provided with protection plates.

6. The coal mine underground working face coal smashing prevention safety device according to claim 1 is characterized in that: the bottom of the receiving box (8) is provided with a roller (9), and one side of the receiving box (8) close to the rear support rod (6) is provided with an inclined plate (11) and a handle (10).

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