CN203079501U

CN203079501U - Host elevator for coal mine

Info

Publication number: CN203079501U
Application number: CN 201320126704
Authority: CN
Inventors: 张开展
Original assignee: Anhui Hengyuan Coal Electricity Group Co Ltd
Current assignee: Anhui Hengyuan Coal Electricity Group Co Ltd
Priority date: 2013-03-08
Filing date: 2013-03-08
Publication date: 2013-07-24
Anticipated expiration: 2023-03-08

Abstract

The utility model relates to a host elevator for a coal mine. The host elevator for the coal mine comprises a derrick, at least one bucket and a hoisting device which is arranged on the derrick and is used for lifting the bucket, wherein the bucket comprises a bucket wall and a bucket bottom; a feeding opening is formed in the upper part of the bucket wall and a discharging opening is formed in the lower part of the bucket wall; a connection sleeve is arranged at the upper end of the bucket; the hoisting device is provided with a connection rod capable of moving inside the connection sleeve up and down; limiting baffles for preventing the connection rod from releasing from the connection sleeve are arranged at the upper end and the lower end of the connection rod; a movable bottom plate capable of rotating up and down around the lower edge of the discharging opening of the bucket wall is arranged at the bucket bottom; and a rope connected with the connection rod is arranged on the movable bottom plate. The host elevator for the coal mine provided by the utility model has the advantages of simple structure and easiness of manufacturing; the movable bottom plate can be used for lifting the bucket upward and rotate upward simultaneously, so that powdered coal is inclined toward the discharging opening; when a gate of the discharging opening is opened, the powdered coal smoothly slides out; and a weight sensor can be mounted in a space between the movable bottom plate and the bucket bottom, so that a security accident caused by overweight is prevented.

Description

A kind of main frame gig that is used for the colliery

Technical field

The utility model relates to the coal conveyer technical field, especially a kind of main frame gig that is used for the colliery.

Background technology

Well worker coal mining generally belongs to a kind of underground mining activity, usually on ground to underground air intake, the return air pit shaft of opening, arrange main belt heading, exploiting field belt heading, getting working face tunnel between air intake, the return air pit shaft, form ventilation system, carry out recovery activity.Domestic and international big-and-middle-sized well worker colliery all is provided with main shaft, auxiliary shaft elevator system, and major and minor pit shaft all becomes the air intake hoistway, and the main shaft hooist system is used for promoting the useful mineral products thing that coal mine extraction next time comes.The colliery is loaded the chamber place at main hoist usually concentrated coal bunker is set, concentrate the coal bunker coal storage to be transported on the belt transporter by feeder, belt transporter is reprinted coal to the weighing hopper at main hoist pit shaft loading place, surely be reloaded in the skip bucket of main hoist, by the gig master restrict the traction skip bucket repeatedly about, the colliery underground coal is risen to ground unloading.

There is more problem in existing skip bucket, and is not thorough etc. as discharging, also needs to improve.

The utility model content

The technical problems to be solved in the utility model is: overcome the technical matters that the main frame gig exists in the prior art, a kind of main frame gig that is used for the colliery is provided, can realize abundant discharging.

The technical scheme that its technical matters that solves the utility model adopts is: a kind of main frame gig that is used for the colliery, comprise derrick, at least one skip bucket and be arranged on the bont that is used to promote skip bucket on the derrick, described skip bucket comprises the headwall and the bucket end, the top of headwall has inlet point, the bottom has discharging opening, the upper end of described skip bucket is provided with an adapter sleeve, described bont has a pipe link that can move up and down in adapter sleeve, the two ends up and down of pipe link are provided with the postive stop baffle that prevents that pipe link from deviating from from adapter sleeve, be provided with at the bottom of the described bucket and can have on the removable bottom and pipe link bonded assembly rope around the following removable bottom that rotates along the vertical direction of headwall discharging opening.

For preventing that fine coal from falling into the gap of removable bottom and headwall, hinder use next time, hinged being provided with prevents that fine coal from falling into the cover plate in removable bottom and headwall gap on the described headwall.

Overweight for preventing, be provided with LOAD CELLS at the bottom of the described bucket and between removable bottom.The ratio that fine coal has is great, and the proportion that has is little, same volume, and weight is but made a return journey very big, and is overweight for preventing, increases a LOAD CELLS, and to appraise and decide weight be to give the alarm exceeding.

For raising the efficiency, described skip bucket quantity is two.Two skip buckets can be rotated crank motion one on the other, have improved work efficiency, and can significantly save energy and reduce the cost.

The beneficial effects of the utility model are, the main frame gig that is used for the colliery of the present utility model is simple in structure, be easy to make, removable bottom can up rotate when skip bucket upwards promotes, make fine coal tilt towards discharging opening, just taking advantage of a situation when the gate of discharging opening is opened skids off, and removable bottom can be installed LOAD CELLS with the space at the bucket end, prevents the overweight safety misadventure that causes.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a structural representation of the present utility model;

Among the figure: 1. skip bucket, 11. headwalls, the 12. bucket ends, 13. inlet points, 14. discharging openings, 15. adapter sleeves, 2. bont, 21. pipe links, 22. postive stop baffles, 3. removable bottom, 4. rope, 5. cover plate,

The specific embodiment

In conjunction with the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the scheme drawing of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.

As depicted in figs. 1 and 2, the most preferred embodiment that is used for the main frame gig in colliery of the present utility model, comprise derrick, at least one skip bucket 1 and be arranged on the bont 2 that is used to promote skip bucket 1 on the derrick, skip bucket 1 comprises the headwall 11 and the bucket end 12, the top of headwall 11 has inlet point 13, the bottom has discharging opening 14, the upper end of skip bucket 1 is provided with an adapter sleeve 15, bont 2 has a pipe link 21 that can move up and down in adapter sleeve 15, the two ends up and down of pipe link 21 are provided with the postive stop baffle 22 that prevents that pipe link 21 from deviating from from adapter sleeve 15, the bucket end 12, is provided with and can has on the removable bottom 3 and pipe link 21 bonded assembly ropes 4 around the following removable bottom 3 that rotates along the vertical direction of headwall 11 discharging openings 14.

For preventing that fine coal from falling into the gap of removable bottom 3 and headwall 11, hinder use next time, hinged being provided with prevents that fine coal from falling into the cover plate 5 in removable bottom 3 and headwall 11 gaps on the headwall 11.Drive cover plate 5 and rotate together when removable bottom 3 upwards rotates, cover plate 5 covers the gap between removable bottom 3 and the headwall 11 all the time.

Overweight for preventing, the

bucket end

12 and 3 of removable bottoms are provided with LOAD CELLS 6.Because of the aqueous ingredients difference, the ratio that fine coal has is great, and the proportion that has is little, same volume, and weight is but made a return journey very big, and is overweight for preventing, increases a LOAD CELLS 8, and to appraise and decide weight be to give the alarm exceeding.The form of fixed base plate of the prior art is difficult to install LOAD CELLS 8.

For raising the efficiency, skip bucket 1 quantity is two.Two skip buckets 1 can be rotated crank motion one on the other, have improved work efficiency, and can significantly save energy and reduce the cost.

As shown in Figure 1, fingerprint 1 is positioned at the shaft bottom, and rope 4 is in relaxed state, from inlet point 13 fine coal of packing into, removable bottom 3 can be pressed on the LOAD CELLS 8 in that the action of gravity of fine coal is following, detects in advance to exceed as if LOAD CELLS 8 and appraises and decides weight and can give the alarm and stop to coaling.

As shown in Figure 2, after promoting, fingerprint 2 is positioned at well head, rope 4 in tension, and the end position that removable bottom 3 upwards rotates, the fine coal that opens the sluices will be taken advantage of a situation and be skidded off, and realizes discharging fully automatically.

The structure of adapter sleeve 15 and pipe link 21 has realized the motion of removable bottom 3, and the intensity of pipe link 21 need be checked, to prevent danger.Pipe link 21 is driven by lift system 2.

With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification sheets, must determine its technical scope according to the claim scope.

Claims

1. main frame gig that is used for the colliery, comprise derrick, at least one skip bucket and be arranged on the bont that is used to promote skip bucket on the derrick, it is characterized in that: described skip bucket comprises the headwall and the bucket end, the top of headwall has inlet point, the bottom has discharging opening, the upper end of described skip bucket is provided with an adapter sleeve, described bont has a pipe link that can move up and down in adapter sleeve, the two ends up and down of pipe link are provided with the postive stop baffle that prevents that pipe link from deviating from from adapter sleeve, be provided with at the bottom of the described bucket and can have on the removable bottom and pipe link bonded assembly rope around the following removable bottom that rotates along the vertical direction of headwall discharging opening.

2. the main frame gig that is used for the colliery as claimed in claim 1 is characterized in that: hinged being provided with prevents that fine coal from falling into the cover plate in removable bottom and headwall gap on the described headwall.

3. the main frame gig that is used for the colliery as claimed in claim 1 is characterized in that: be provided with LOAD CELLS at the bottom of the described bucket and between removable bottom.

4. the main frame gig that is used for the colliery as claimed in claim 1 is characterized in that: described skip bucket quantity is two.