CN108408270B

CN108408270B - Head coal leakage hopper for coal mining

Info

Publication number: CN108408270B
Application number: CN201711358211.2A
Authority: CN
Inventors: 张伟; 相啸宇; 马植胜; 王忠武; 雷文成; 张立生; 周财宝; 乔建华; 闵祥汉; 赵宏智
Original assignee: Ordos Haohua Clean Coal Co Ltd; Beijing Haohua Energy Resource Co Ltd
Current assignee: Ordos Haohua Clean Coal Co Ltd; Beijing Haohua Energy Resource Co Ltd
Priority date: 2017-12-17
Filing date: 2017-12-17
Publication date: 2021-02-02
Anticipated expiration: 2037-12-17
Also published as: CN108408270A

Abstract

The invention provides a head coal leaking hopper for coal mining, which comprises a T-shaped groove, a T-shaped sliding block, a screw rod, a fixing plate, a spring, an abrasion-resistant plate, a rotating shaft, a micro motor, a scraping plate and a screw rod, wherein the T-shaped groove is formed in the upper surface of a lower hopper, the T-shaped sliding block is fixed on the lower surface of the upper hopper, the screw rod is fixed on the upper part of the right surface of the lower hopper, the fixing plate is welded on the lower part of the right surface of the upper hopper, the function of quickly assembling the upper hopper and the lower hopper is realized by the design, the spring is arranged on the rear surface in the upper hopper, the upper end of the abrasion-resistant plate is assembled on the rotating shaft, the rotating shaft is arranged in the middle part in a bracket, the design realizes the buffer protection function, the micro motor is arranged on the left side of the upper surface of, the protection is good, and degree of mechanization is high, and the practicality is strong.

Description

Head coal leakage hopper for coal mining

Technical Field

The invention relates to a head coal leaking hopper for coal mining, belonging to the field of coal mining equipment.

Background

The machine head coal leaking hopper in the prior art is of an integrated structure, so that the machine head coal leaking hopper is inconvenient to mount and dismount, and the mounting difficulty of operators is increased; the machine head coal leakage bucket in the prior art has no protection device, is easy to be worn by coal blocks after being used for a long time, and has limited service life; a large amount of coal ash adheres to the inner wall of a machine head coal leaking hopper in the prior art after the machine head coal leaking hopper is used for a long time, and the cleaning difficulty of operators is high, so that the machine head coal leaking hopper for coal mining is urgently needed to solve the problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a head coal leaking hopper for coal mining, which solves the problems in the background art.

In order to achieve the purpose, the invention is realized by the following technical scheme: a machine head coal leakage hopper for coal mining comprises a device main body, an assembling mechanism, a buffering protection mechanism and an automatic cleaning mechanism, wherein the device main body comprises an upper hopper and a lower hopper, the upper hopper is arranged on the upper surface of the lower hopper, the upper hopper is connected with the lower hopper through the assembling mechanism, the assembling mechanism comprises a T-shaped groove, a T-shaped sliding block, a screw rod, a fixing plate and a positioning hole, the T-shaped groove is formed in the upper surface of the lower hopper, the T-shaped sliding block is fixed on the lower surface of the upper hopper and assembled in the T-shaped groove, the screw rod is fixed on the upper portion of the right surface of the lower hopper, the fixing plate is welded on the lower portion of the right surface of the upper hopper, the positioning hole is formed in the fixing plate, the buffering protection mechanism is arranged on the inner rear surface of the upper hopper, the buffering protection mechanism comprises a spring, an abrasion-resisting plate, a, the utility model discloses a novel automatic cleaning device, including antifriction plate, spring, screw rod, nut seat, micro motor, backup pad, scraper blade, lead screw, movable groove, antifriction plate upper end assembly in the pivot, and the antifriction plate lower extreme is fixed at the spring front end, the middle part is installed in the support in the pivot, the support is fixed on the rear surface in last funnel, self-cleaning mechanism sets up on the left end face in last funnel, self-cleaning mechanism includes nut seat, micro motor, backup pad, scraper blade, lead screw and movable groove, nut seat installs on the lead screw, micro motor installs in last funnel upper surface left side, the backup pad is fixed on nut seat right-hand member face, the scraper blade is fixed under the backup pad on the terminal surface, the lead screw assembly is in the movable groove.

Furthermore, the T-shaped grooves and the T-shaped sliding blocks are respectively provided with two groups, the two groups of T-shaped grooves are symmetrically formed in the upper surface of the lower funnel, and the two groups of T-shaped sliding blocks are symmetrically fixed on the lower end face of the upper funnel.

Furthermore, the central axis of the positioning hole and the central axis of the screw rod are on the same straight line.

Further, a fastening nut is mounted on the screw rod.

Furthermore, buffering protection machanism and self-cleaning mechanism all are equipped with two sets ofly, two sets of buffering protection machanism symmetry sets up in last funnel before on terminal surface and the rear end face, two sets of self-cleaning mechanism symmetry sets up in last funnel on left end face and the right-hand member face, and is two sets of buffering protection machanism structure is the same, and is two sets of self-cleaning mechanism structure is the same.

Further, the rotating shaft is connected with the bracket through a bearing.

Further, the nut seat is connected with the screw rod through a ball nut pair.

The invention has the beneficial effects that: according to the machine head coal leaking hopper for coal mining, the T-shaped groove, the T-shaped sliding block, the screw rod, the fixing plate and the positioning hole are added, so that the function of quickly assembling the upper hopper and the lower hopper is realized, the assembling difficulty is reduced, and the problems that the original machine head coal leaking hopper is of an integrated structure, the installation and the disassembly are inconvenient, and the installation difficulty of operators is increased are solved.

Because the invention adds the spring, the wear-resisting plate, the rotating shaft and the bracket, the design realizes the buffer protection function, prolongs the service life of the upper funnel, and solves the problems that the original machine head coal leakage hopper has no protection device, is easy to be worn by coal blocks after being used for a long time and has limited service life.

Because the nut seat, the micro motor, the supporting plate, the scraping plate, the screw rod and the moving groove are added, the design realizes the function of quickly cleaning the coal ash in the upper hopper, the cleaning effect is good, and the problems that a large amount of coal ash is adhered to the inner wall of the coal leaking hopper of the original machine head after being used for a long time and the cleaning difficulty of operating personnel is high are solved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a head coal hopper for coal mining according to the present invention;

FIG. 2 is a schematic structural diagram of an assembly mechanism in a head coal hopper for coal mining according to the present invention;

FIG. 3 is a schematic structural diagram of a buffering protection mechanism in a head coal leakage bucket for coal mining according to the present invention;

FIG. 4 is a schematic structural diagram of an automatic cleaning mechanism in a head coal hopper for coal mining according to the present invention;

in the figure: 1-assembling mechanism, 2-buffering protection mechanism, 3-automatic cleaning mechanism, 4-upper funnel, 5-lower funnel, 11-T type slide block, 12-T type groove, 13-screw rod, 14-fixing plate, 15-positioning hole, 21-spring, 22-wear-resisting plate, 23-rotating shaft, 24-bracket, 31-nut seat, 32-micro motor, 33-supporting plate, 34-scraping plate, 35-screw rod and 36-moving groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a coal mining is with aircraft nose coal leaking hopper, includes device main part, equipment mechanism 1, buffering protection machanism 2 and self-cleaning mechanism 3, and the device main part includes funnel 4 and lower funnel 5, goes up funnel 4 and sets up on 5 upper surfaces of funnel down, and goes up funnel 4 and is connected with lower funnel 5 through equipment mechanism 1.

Assembly mechanism 1 includes T type groove 12, T type slider 11, screw rod 13, fixed plate 14 and locating hole 15, T type groove 12 is seted up on funnel 5 upper surface down, T type slider 11 is fixed on 4 lower surfaces of last funnel, and T type slider 11 assembles in T type groove 12, screw rod 13 is fixed on 5 right side surface upper portions of funnel down, fixed plate 14 welds 4 right side surface lower parts of last funnel, locating hole 15 is seted up on fixed plate 14, this design has realized

last funnel

4 and 5 fast assembly functions of lower hopper, the equipment degree of difficulty has been reduced.

Buffering protection machanism 2 sets up on the rear surface in last funnel 4, buffering protection machanism 2 includes spring 21, antifriction plate 22, pivot 23 and support 24, spring 21 installs on the rear surface in last funnel 4, antifriction plate 22 upper end assembly is on pivot 23, and the antifriction plate 22 lower extreme is fixed at the spring 21 front end, pivot 23 is installed at middle part in support 24, support 24 is fixed on the rear surface in last funnel 4, the buffering safeguard function has been realized to this design, the life of last funnel 4 has been prolonged.

Automatic cleaning mechanism 3 sets up on the left end face in last funnel 4, automatic cleaning mechanism 3 includes nut seat 31, micro motor 32, backup pad 33, scraper blade 34, lead screw 35 and moving groove 36, nut seat 31 is installed on lead screw 35, micro motor 32 installs on 4 upper surfaces of last funnel left sides, backup pad 33 is fixed on nut seat 31 right-hand member face, scraper blade 34 is fixed under backup pad 33 on the terminal surface, lead screw 35 assembles in moving groove 36, and lead screw 35 upper end is connected with micro motor 32, moving groove 36 is seted up on 4 interior left end face of last funnel, this design has realized the quick clean function of the interior coal ash of last funnel 4, clean effect is good.

T type groove 12 and T type slider 11 all are equipped with two sets ofly, two sets of T type groove 12 symmetries are seted up on funnel 5 upper surface down, two sets of T type slider 11 symmetries are fixed on terminal surface under

last funnel

4, 15 axis of locating hole and screw rod 13 axis are on same straight line, install fastening nut on the screw rod 13, buffering protection machanism 2 and self-cleaning mechanism 3 all are equipped with two sets ofly, two sets of 2 symmetries of buffering protection machanisms set up in last funnel 4 preceding terminal surface and rear end face on, two sets of 3 symmetries of self-cleaning mechanism set up in last funnel 4 on left end face and the right-hand member face, two sets of buffering protection machanisms 2 structures are the same, two sets of self-cleaning mechanism 3 structures are the same, pivot 23 is connected with support 24 through the.

The specific implementation mode is as follows: during the use, the operating personnel will go up T type slider 11 on the funnel 4 and insert T type groove 12 in, and promote funnel 4, and then go up funnel 4 and drive T type slider 11 and remove in T type groove 12, then go up funnel 4 and remove on funnel 5 down, it drives fixed plate 14 and removes to go up funnel 4 and remove, fixed plate 14 removes and drives locating hole 15 and remove, and then screw rod 13 passes locating hole 15, after fixed plate 14 closely laminated with lower funnel 5, the operating personnel pass through fastening nut with fixed plate 14 can, thereby realized going up funnel 4 and lower funnel 5 fast assembly function, the equipment degree of difficulty has been reduced.

When the coal material was carried to in the upper hopper 4, coal material extrusion antifriction plate 22, antifriction plate 22 rotated in support 24 through pivot 23, and antifriction plate 22 rotated extrusion spring 21, made spring 21 take place elastic deformation, and spring 21 absorbs the impact force of coal material, avoided coal material and 4 internal surface direct contacts of upper hopper to realized buffering safeguard function, prolonged the life of upper hopper 4.

When the inner surface of the upper funnel 4 needs to be cleaned, the operator operates the micro motor 32, the micro motor 32 drives the screw rod 35 to rotate in the moving groove 36, the ball nut pair converts the rotary motion of the screw rod 35 into linear motion, then the nut seat 31 moves on the screw rod 35, the nut seat 31 moves to drive the supporting plate 33 to move, the supporting plate 33 moves to drive the scraper 34 to move, the scraper 34 moves to scrape the coal ash on the left surface of the upper funnel 4, thereby realizing the quick cleaning function of the coal ash in the upper funnel 4, and the cleaning effect is good.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a head coal leaking hopper for coal mining, includes device main part, equipment mechanism, buffering protection machanism and self-cleaning mechanism, its characterized in that: the device main body comprises an upper funnel and a lower funnel, the upper funnel is arranged on the upper surface of the lower funnel, and the upper funnel is connected with the lower funnel through an assembling mechanism;

the assembling mechanism comprises a T-shaped groove, a T-shaped sliding block, a screw rod, a fixing plate and a positioning hole, the T-shaped groove is formed in the upper surface of the lower funnel, the T-shaped sliding block is fixed on the lower surface of the upper funnel, the T-shaped sliding block is assembled in the T-shaped groove, the screw rod is fixed on the upper portion of the right surface of the lower funnel, the fixing plate is welded on the lower portion of the right surface of the upper funnel, and the positioning hole is formed in the fixing plate;

the buffer protection mechanism is arranged on the inner rear surface of the upper hopper and comprises a spring, an abrasion-resistant plate, a rotating shaft and a bracket, wherein the spring is arranged on the inner rear surface of the upper hopper;

automatic cleaning mechanism sets up in last funnel on the left end face, automatic cleaning mechanism includes nut seat, micro motor, backup pad, scraper blade, lead screw and shifting chute, the nut seat is installed on the lead screw, micro motor installs in last funnel upper surface left side, the backup pad is fixed on nut seat right-hand member face, the scraper blade is fixed under the backup pad on the terminal surface, the lead screw assembly is in the shifting chute, and the lead screw upper end is connected with micro motor, the shifting chute is seted up on the left end face in last funnel.

2. The head coal hopper for coal mining according to claim 1, wherein: the T-shaped grooves and the T-shaped sliding blocks are respectively provided with two groups, the two groups of T-shaped grooves are symmetrically formed in the upper surface of the lower funnel, and the two groups of T-shaped sliding blocks are symmetrically fixed on the lower end face of the upper funnel.

3. The head coal hopper for coal mining according to claim 1, wherein: the locating hole axis and the screw rod axis are on the same straight line.

4. The head coal hopper for coal mining according to claim 1, wherein: and a fastening nut is arranged on the screw rod.

5. The head coal hopper for coal mining according to claim 1, wherein: buffering protection machanism and self-cleaning mechanism all are equipped with two sets ofly, two sets of buffering protection machanism symmetry sets up in last funnel on preceding terminal surface and the rear end face, and is two sets of self-cleaning mechanism symmetry sets up in last funnel on left end face and the right-hand member face, and is two sets of buffering protection machanism structure is the same, and is two sets of self-cleaning mechanism structure is the same.

6. The head coal hopper for coal mining according to claim 1, wherein: the rotating shaft is connected with the support through a bearing.

7. The head coal hopper for coal mining according to claim 1, wherein: the nut seat is connected with the screw rod through a ball nut pair.