CN211569115U - Scraper conveyor for coal mine - Google Patents

Abstract

The utility model discloses a scraper conveyor for coal mine, which comprises a fixing plate and i, the top of fixed plate is equipped with the aircraft nose, the right flank fixedly connected with scraper conveyor body of aircraft nose, the right-hand member fixedly connected with tail of scraper conveyor body, the surface cover of scraper conveyor body is equipped with the support frame, the below of support frame is equipped with symmetrical bracing piece, every the top and the bottom of bracing piece all overlap and are equipped with the inflator, two the one end that the inflator was kept away from each other respectively with the upper surface of fixed plate and the bottom surface fixed connection of support frame, every the top of bracing piece and the equal fixedly connected with piston in bottom. This scraper conveyor for colliery sets up the damping structure through aircraft nose and scraper conveyor body, has improved the damping effect of equipment, has reduced the influence of equipment vibration to the mine hole, and it is relatively poor to have solved current scraper conveyor damping effect for the colliery, leads to producing the vibration at work, influences the problem of pit safety very easily.

Description

Scraper conveyor for coal mine

Technical Field

The utility model relates to a colliery technical field specifically is a scraper conveyor for coal mine.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine, when a coal seam is far away from the ground surface, coal is generally mined into an underground excavation roadway, the mineworker coal mine is the mineworker coal mine, when the distance between the coal seam and the ground surface is very close, the direct stripping of a surface soil layer is generally selected to excavate the coal, the opencast coal mine is the opencast coal mine, most coal mines in China belong to the mineworker coal mine, and the coal mine range comprises a large area of the ground, the underground and related facilities.

The coal mining and transportation of coal mines need to use a scraper conveyor for conveying, the scraper conveyor not only conveys coal and materials, but also is a running track of a coal mining machine, so that the scraper conveyor becomes indispensable main equipment in a modern coal mining process, the main structure and the components of the scraper conveyor are basically the same, the scraper conveyor comprises a machine head, a middle part, a machine tail part and the like, the machine head is used as a power part, vibration can be generated in the working process of the machine head, potential safety hazards exist due to the fact that the machine head is located inside a mine pit, the vibration reduction effect of the existing scraper conveyor for coal mines is poor, vibration is generated in the working process, and the safety of the mine pit is easily affected, and therefore the scraper conveyor for coal mines is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scraper conveyor for coal mine 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: the utility model provides a scraper conveyor for coal mine, includes the fixed plate, the top of fixed plate is equipped with the aircraft nose, the right flank fixedly connected with scraper conveyor body of aircraft nose, the right-hand member fixedly connected with tail of scraper conveyor body, the surface cover of scraper conveyor body is equipped with the support frame, the below of support frame is equipped with symmetrical bracing piece, every the top and the bottom of bracing piece all are equipped with the inflator, two the one end that the inflator was kept away from each other respectively with the upper surface of fixed plate and the bottom surface fixed connection of support frame, every the top of bracing piece and the equal fixedly connected with piston in bottom, every the surface of bracing piece all twines there is first spring.

The bottom surface of the machine head is fixedly connected with symmetrical supporting blocks, the bottom surface of each supporting block is fixedly connected with a pressing rod, a hydraulic cylinder is arranged below each supporting block, the upper surface of each hydraulic cylinder is fixedly connected with a sealing cover, the upper surface of each sealing cover is fixedly embedded with a sealing ring, the bottom end of each pressing rod penetrates through the sealing ring and extends to the inside of the hydraulic cylinder, and the bottom end of each pressing rod is fixedly connected with a hydraulic seat.

Preferably, the equal fixedly connected with mounting panel of the left and right sides face of aircraft nose, every the through-hole has all been seted up to the upper surface of mounting panel, two slide bars of the upper surface fixedly connected with of fixed plate, every the top of slide bar all runs through the through-hole and extends to the top of mounting panel, every the surface of slide bar all twines there is the second spring.

Preferably, the bottom surface fixedly connected with blotter of fixed plate, anti-skidding line has been seted up to the bottom surface of blotter, every the top of slide bar all is equipped with the rubber ring, every the equal fixedly connected with limiting plate in top of slide bar.

Preferably, each hydraulic cylinder is internally provided with a hydraulic cavity, hydraulic oil is arranged in the hydraulic cavity, and the height of the hydraulic oil is at least half of that of the hydraulic cylinder.

Preferably, the bottom surface of the machine head is fixedly connected with a shock absorber, and the bottom end of the shock absorber is fixedly connected with the upper surface of the fixing plate.

Preferably, symmetrical fixing holes are formed in the upper surface of the fixing plate, and the number of the fixing holes is at least four.

Advantageous effects

The utility model discloses possess following beneficial effect:

1. this scraper conveyor passes through aircraft nose and scraper conveyor body and sets up shock-absorbing structure, the shock attenuation effect of equipment has been improved, the influence of equipment vibration to the mine hole has been reduced, set up depression bar and hydraulic cylinder cooperation hydraulic pressure seat and hydraulic pressure chamber through the aircraft nose bottom, can play the effect that hydraulic pressure supported and cushioned, utilize the bumper shock absorber of bottom simultaneously, cushion the vibrational force of aircraft nose operation in-process, the vibration influence after the fixed plate contact mine hole has been reduced, the security of colliery production has been improved.

2. Through the cooperation of mounting panel and mounting hole and slide bar, can guarantee the stability of aircraft nose, avoid the aircraft nose to appear sliding, cooperation through rubber ring and second spring and limiting plate, can play spacing effect, set up inflator and bracing piece cooperation piston and first spring action through the mount below, can play the effect that scraper conveyor body supports and the absorbing, it is relatively poor to have solved current scraper conveyor for the coal mine damping effect, lead to producing the vibration in work, influence the problem of pit safety very easily.

Drawings

Fig. 1 is a front view of the conveyor body of the present invention;

fig. 2 is a side view of the support frame of the present invention;

fig. 3 is a sectional view of the hydraulic cylinder of the present invention;

fig. 4 is a cross-sectional view of the inflator of the present invention.

In the figure: the device comprises a fixing plate 1, a sliding rod 2, a mounting plate 3, a rubber ring 4, a nose 5, a limiting plate 6, a through hole 7, a scraper conveyor body 8, a supporting frame 9, a tail 10, a first spring 11, a supporting rod 12, an air cylinder 13, a fixing hole 14, a second spring 15, a hydraulic cylinder 16, a shock absorber 17, a supporting block 18, a cushion pad 19, a pressing rod 20, a sealing cover 21, a hydraulic seat 22, a hydraulic cavity 23, a sealing ring 24 and a piston 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: a scraper conveyor for coal mines comprises a fixed plate 1, symmetrical fixed holes 14 are formed in the upper surface of the fixed plate 1, the number of the fixed holes 14 is at least four, installation and fixing devices can be facilitated, a machine head 5 is arranged above the fixed plate 1, mounting plates 3 are fixedly connected to the left side surface and the right side surface of the machine head 5, a through hole 7 is formed in the upper surface of each mounting plate 3, two sliding rods 2 are fixedly connected to the upper surface of the fixed plate 1, the top end of each sliding rod 2 penetrates through the through hole 7 and extends to the upper side of the mounting plate 3, a second spring 15 is wound on the outer surface of each sliding rod 2, fixing of the device can be achieved, stability of the device is guaranteed, a scraper conveyor body 8 is fixedly connected to the right side surface of the machine head 5, a tail 10 is fixedly connected to the right end of the scraper conveyor body 8, and a support frame 9, symmetrical support rods 12 are arranged below the support frame 9, air cylinders 13 are sleeved at the top end and the bottom end of each support rod 12, one ends, far away from each other, of the two air cylinders 13 are fixedly connected with the upper surface of the fixing plate 1 and the bottom surface of the support frame 9 respectively, pistons 25 are fixedly connected at the top end and the bottom end of each support rod 12, a first spring 11 is wound on the outer surface of each support rod 12, a cushion pad 19 is fixedly connected with the bottom surface of the fixing plate 1, anti-skid grains are formed in the bottom surface of the cushion pad 19, a rubber ring 4 is sleeved at the top end of each slide rod 2, and a limiting plate 6 is fixedly connected at the top end of each slide rod 2, so that the effects of limiting;

the symmetrical supporting shoe 18 of bottom surface fixedly connected with of aircraft nose 5, the equal fixedly connected with depression bar 20 in bottom surface of every supporting shoe 18, the below of every supporting shoe 18 all is equipped with hydraulic cylinder 16, the sealed lid 21 of the equal fixedly connected with in upper surface of every hydraulic cylinder 16, the equal fixed sealing ring 24 that has inlayed of upper surface of every sealed lid 21, the inside that sealing ring 24 and extended to hydraulic cylinder 16 is all run through to the bottom of every depression bar 20, the equal fixedly connected with hydraulic pressure seat 22 in bottom of every depression bar 20, the inside of every hydraulic cylinder 16 all is equipped with hydraulic pressure chamber 23, the inside of hydraulic pressure chamber 23 is equipped with hydraulic oil, and highly half of hydraulic pressure cylinder 16 at least of being of hydraulic oil, can increase buffer distance, improve the shock attenuation effect.

The working principle is as follows: during the use, through the cooperation of fixed plate 1 and fixed orifices 14, can fix equipment inside the ore deposit hole, when starting aircraft nose 5 operation and producing the vibration, utilize depression bar 20 and hydraulic cylinder 16 cooperation hydraulic pressure seat 22 and hydraulic pressure chamber 23, can play the effect that hydraulic pressure supported and cushioned, utilize the bumper shock absorber 17 of bottom simultaneously, can cushion the vibrational force of aircraft nose 5 operation in-process, the vibration influence after fixed plate 1 contact ore deposit hole has been reduced, utilize mount 9 below to set up inflator 13 and bracing piece 12 cooperation piston 25 and first spring 11, can realize scraper conveyor body 8's support and shock attenuation effect, improve the security of ore deposit hole production.

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 (6)

1. The utility model provides a scraper conveyor for coal mine, includes fixed plate (1), its characterized in that: a machine head (5) is arranged above the fixed plate (1), a scraper conveyor body (8) is fixedly connected to the right side face of the machine head (5), a tail (10) is fixedly connected to the right end of the scraper conveyor body (8), a support frame (9) is sleeved on the outer surface of the scraper conveyor body (8), symmetrical support rods (12) are arranged below the support frame (9), air cylinders (13) are sleeved at the top end and the bottom end of each support rod (12), one ends, far away from each other, of the two air cylinders (13) are fixedly connected with the upper surface of the fixed plate (1) and the bottom surface of the support frame (9) respectively, a piston (25) is fixedly connected to the top end and the bottom end of each support rod (12), and a first spring (11) is wound on the outer surface of each support rod (12);

the bottom surface of the machine head (5) is fixedly connected with symmetrical supporting blocks (18), the bottom surface of each supporting block (18) is fixedly connected with a pressing rod (20), a hydraulic cylinder (16) is arranged below each supporting block (18), the upper surface of each hydraulic cylinder (16) is fixedly connected with a sealing cover (21), the upper surface of each sealing cover (21) is fixedly inlaid with a sealing ring (24), the bottom end of each pressing rod (20) penetrates through the sealing ring (24) and extends to the inside of the hydraulic cylinder (16), and the bottom end of each pressing rod (20) is fixedly connected with a hydraulic seat (22).

2. The scraper conveyor for coal mine according to claim 1, characterized in that: the equal fixedly connected with mounting panel (3) of the left and right sides face of aircraft nose (5), every through-hole (7) have all been seted up to the upper surface of mounting panel (3), two slide bars (2) of the last fixed surface of fixed plate (1), every the top of slide bar (2) all runs through-hole (7) and extends to the top of mounting panel (3), every the surface of slide bar (2) all twines there is second spring (15).

3. The scraper conveyor for coal mine according to claim 2, characterized in that: the bottom surface fixedly connected with blotter (19) of fixed plate (1), anti-skidding line, every have been seted up to the bottom surface of blotter (19 the top of slide bar (2) all is equipped with rubber ring (4), every the equal fixedly connected with limiting plate (6) in top of slide bar (2).

4. The scraper conveyor for coal mine according to claim 1, characterized in that: every the inside of hydraulic cylinder (16) all is equipped with hydraulic pressure chamber (23), the inside of hydraulic pressure chamber (23) is equipped with hydraulic oil, and the height of hydraulic oil is half of hydraulic cylinder (16) at least.

5. The scraper conveyor for coal mine according to claim 1, characterized in that: the bottom surface of aircraft nose (5) fixedly connected with bumper shock absorber (17), the bottom of bumper shock absorber (17) is connected with the upper surface fixed connection of fixed plate (1).

6. The scraper conveyor for coal mine according to claim 1, characterized in that: symmetrical fixing holes (14) are formed in the upper surface of the fixing plate (1), and the number of the fixing holes (14) is at least four.

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