阅读说明：本技术 一种用于煤矿的输送矿车 (A carry mine car for colliery ) 是由 周翔 于 2019-10-14 设计创作，主要内容包括：本发明公开了一种用于煤矿的输送矿车,涉及矿车技术领域。本发明包括架体、厢体和一组加固装置,加固装置包括支撑辊、套筒、活塞块和导气管,支撑辊周侧面并排固定有五个滑动杆,滑动杆一端固定有一滑块,套筒一端固定有一限位环,限位环与滑动杆滑动配合,套筒内壁固定有一挡板,挡板上开设有一贯穿孔。本发明通过双向气泵、导气管和支管的配合使用能够向套筒内的压缩腔注入气体,通过注入的气体能够带动活塞块沿着压缩腔向上运动,且能够带动顶杆沿着贯穿孔向上运动,通过顶杆的运动能够带动支撑辊接触厢体侧壁并抵住厢体,解决了现有的翻斗式输送矿车上厢体稳定性不足和支撑力不足的问题。(The invention discloses a conveying mine car for a coal mine, and relates to the technical field of mine cars. The invention comprises a frame body, a compartment body and a group of reinforcing devices, wherein each reinforcing device comprises a supporting roller, a sleeve, a piston block and an air guide pipe, five sliding rods are fixed on the side surface of the periphery of the supporting roller side by side, a sliding block is fixed at one end of each sliding rod, a limiting ring is fixed at one end of each sleeve and is in sliding fit with the corresponding sliding rod, a baffle is fixed on the inner wall of each sleeve, and a through hole is formed in each baffle. According to the invention, the bidirectional air pump, the air guide pipe and the branch pipe are matched for use, so that air can be injected into the compression cavity in the sleeve, the piston block can be driven to move upwards along the compression cavity by the injected air, the ejector rod can be driven to move upwards along the through hole, the supporting roller can be driven to contact the side wall of the compartment body and abut against the compartment body by the movement of the ejector rod, and the problems of insufficient stability and insufficient supporting force of the compartment body on the existing tipping bucket type conveying mine car are solved.)

1. The utility model provides a carry mine car for colliery, includes support body (1) and railway carriage or compartment body (2), its characterized in that: also comprises a group of reinforcing devices (3);

the reinforcing device (3) comprises a supporting roller (4), a sleeve (5), a piston block (6) and an air duct (7);

a plurality of sliding rods (401) are fixed on the circumferential side surface of the supporting roller (4) side by side, and a sliding block (402) is fixed at one end of each sliding rod (401);

a limiting ring (501) is fixed at one end of the sleeve (5), the limiting ring (501) is in sliding fit with the sliding rod (401), a baffle (502) is fixed on the inner wall of the sleeve (5), a through hole (503) is formed in the baffle (502), a cushion block (504) is fixed on the inner bottom surface of the sleeve (5), and a through hole (505) is formed in one side of the cushion block (504) and one side of the sleeve (5);

the baffle plate (502) divides the sleeve (5) into a sliding cavity (506) and a compression cavity (507), the sliding block (402) is positioned in the sliding cavity (506) and is in sliding fit with the sliding cavity (506), a spring (508) is fixed on one surface of the baffle plate (502), and one end of the spring (508) is fixedly connected with one surface of the sliding block (402);

the piston block (6) is positioned in the compression cavity (507), a mandril (601) is fixed on one surface of the piston block (6), and the mandril (601) is in clearance fit with the through hole (503);

the side face of the periphery of the air duct (7) is fixedly communicated with a plurality of branch pipes (701), one ends of the branch pipes (701) penetrate through the through hole (505) and are fixedly connected with the inner wall of the through hole (505), and flow valves are arranged on the branch pipes (701).

2. A mining conveyor car for a coal mine according to claim 1, wherein the frame body (1) comprises a base frame (101), a set of side frames (102) is fixed on one surface of the base frame (101), a support cylinder (104) is fixed on each side frame (102) through a plurality of reinforcing columns (103), and an annular slide rail (105) is fixed on one surface of each reinforcing column (103).

3. A mining vehicle for a coal mine according to claim 2, characterised in that an air reservoir (106) and a set of bidirectional air pumps (107) are fixed to the chassis (101), the air inlets of the bidirectional air pumps (107) being in communication with the air outlets of the air reservoir (106) and the air outlets of the bidirectional air pumps (107) being in communication with the air inlets of the air ducts (7).

4. A mining vehicle for a coal mine according to claim 1, characterized in that a rotating shaft (201) and a plurality of guide posts (202) are fixed on opposite sides of the carriage body (2), the guide posts (202) are in sliding fit with the annular slide rails (105), one end of the rotating shaft (201) is rotatably connected with the supporting cylinder (104) through the rotating shaft (201), a shaft brake is arranged between the rotating shaft (201) and the supporting cylinder (104), and a plurality of angle irons (203) are fixed on the peripheral side surface of the carriage body (2).

5. A mining vehicle for a coal mine according to claim 1, characterised in that a plurality of struts (509) are fixed to the peripheral side of the sleeve (5), one end of each strut (509) and one end of the sleeve (5) being fixedly connected to the top surface of the underframe (101).

6. A mining vehicle for a coal mine according to claim 1, wherein a ledge (108) is fixed to one opposite side of the underframe (101), a connecting pin (109) is fixed to one surface of the ledge (108), and a guide wheel (110) is fixed to the other opposite side of the underframe (101).

Technical Field

The invention belongs to the technical field of mine cars, and particularly relates to a conveying mine car for a coal mine.

Background

The mine car is a narrow-gauge railway carrying vehicle for conveying bulk materials such as coal, ore, waste rocks and the like in a mine, generally needs to be pulled by a locomotive or a winch, and is divided into the following parts according to different structures and unloading modes: fixed mine cars (material cars, flat cars), dump trucks, single side bend side dump cars, bottom (side) dump cars, and shuttle cars are 5 categories.

The fixed mode of the carriage body is too single when traditional tipping bucket mine car uses, rocks or the heavy condition that the stiff end is cracked that probably appears of loading object, takes place easily and turns on one's side, and the security is lower, and does not have the effect of supporting, and the rotation department damages along with the extension of live time easily, and the user's of not being convenient for use's use to the life of mine car has been reduced.

Disclosure of Invention

The invention aims to provide a conveying mine car for a coal mine, which can inject gas into a compression cavity in a sleeve through the matching use of a bidirectional air pump, an air guide pipe and a branch pipe, can drive a piston block to move upwards along the compression cavity through the injected gas, can drive a mandril to move upwards along a through hole, and can drive a supporting roller to contact the side wall of a carriage body and abut against the carriage body through the movement of the mandril, thereby solving the problems of insufficient stability and insufficient supporting force of the carriage body on the existing tipping bucket conveying mine car.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a conveying mine car for a coal mine, which comprises a frame body, a carriage body and a group of reinforcing devices, wherein the frame body is provided with a plurality of supporting rods;

the reinforcing device comprises a supporting roller, a sleeve, a piston block and an air duct;

five sliding rods are fixed on the circumferential side face of the supporting roller side by side, and a sliding block is fixed at one end of each sliding rod;

a limiting ring is fixed at one end of the sleeve and is in sliding fit with the sliding rod, a baffle is fixed on the inner wall of the sleeve, a through hole is formed in the baffle, a cushion block is fixed on the inner bottom surface of the sleeve, and a through hole is formed in one side of the cushion block and one side of the sleeve;

the sleeve is divided into a sliding cavity and a compression cavity by the baffle plate, the sliding block is positioned in the sliding cavity and is in sliding fit with the sliding cavity, a spring is fixed on one surface of the baffle plate, and one end of the spring is fixedly connected with one surface of the sliding block;

the piston block is positioned in the compression cavity, a mandril is fixed on one surface of the piston block, and the mandril is in clearance fit with the through hole;

the peripheral side face of the air duct is fixedly communicated with five branch pipes, one end of each branch pipe penetrates through the through hole and is fixedly connected with the inner wall of the through hole, and each branch pipe is provided with a flow valve.

Furthermore, the support body comprises an underframe, a group of side frames are fixed on one surface of the underframe, a supporting cylinder is fixed on each side frame through four reinforcing columns, and an annular sliding rail is fixed on one surface of each reinforcing column.

Further, a gas storage tank and a group of bidirectional gas pumps are fixed on the underframe, gas inlets of the bidirectional gas pumps are communicated with gas outlets of the gas storage tank, and gas outlets of the bidirectional gas pumps are communicated with gas inlets of the gas guide pipes.

Furthermore, a rotating shaft and three guide posts are fixed on the opposite sides of the compartment body, the guide posts are in sliding fit with the annular slide rail, one end of the rotating shaft is rotatably connected with the supporting cylinder through the rotating shaft, a shaft brake is arranged between the rotating shaft and the supporting cylinder, four triangular irons are fixed on the peripheral side face of the compartment body, and the triangular irons play a role in reinforcement.

Further, sleeve week side face is fixed with two vaulting poles, vaulting pole one end and sleeve one end all with chassis top surface fixed connection.

Furthermore, a convex edge is fixed on one opposite side of the bottom frame, a connecting pin is fixed on one surface of the convex edge, and a guide wheel is fixed on the other opposite side of the bottom frame.

The invention has the following beneficial effects:

1. the gas can be injected into the compression cavity in the sleeve through the matching use of the bidirectional gas pump, the gas guide pipe and the branch pipe, the piston block can be driven to move upwards along the compression cavity through the injected gas, the ejector rod can be driven to move upwards along the through hole, the slide block and the supporting roller can be driven to move upwards through the movement of the ejector rod, the supporting roller can contact the side wall of the compartment body and abut against the compartment body to play a role in fixing and supporting, the problem that the rotating part is easy to break due to insufficient supporting force of the existing tipping bucket type mine car is solved, the safety of the mine car is improved, and the service life of the mine car is prolonged.

2. The gas in the sleeve can be pumped out through the matching use of the bidirectional gas pump, the gas guide pipe and the branch pipe, the gas in the compression cavity is reduced at the moment, the supporting roller is extruded when the carriage body is turned over, the sliding block at the bottom of the supporting roller slides along the sliding cavity, the spring provides upward supporting force without influencing the turning over of the carriage body, the gas is injected again to play a supporting role, the support can be carried out according to any angle of the carriage body, the use of a user is facilitated, and the problem that the rotating part of the mine car is easy to damage due to the overlarge pressure is avoided.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a conveyor car for a coal mine according to the invention;

FIG. 2 is a schematic view of the structure of the reinforcing apparatus;

FIG. 3 is a side view of the structure of the reinforcing apparatus;

FIG. 4 is a cross-sectional view of the structure at A-A in FIG. 3;

FIG. 5 is a schematic view of a structure of a support roll;

FIG. 6 is a schematic structural view of the sleeve;

FIG. 7 is a structural cross-sectional view of the sleeve;

FIG. 8 is a schematic structural view of the frame body;

FIG. 9 is an enlarged view of a portion of FIG. 8 at A;

FIG. 10 is a schematic view of the structure of the carriage;

in the drawings, the components represented by the respective reference numerals are listed below:

1-frame body, 2-carriage body, 3-reinforcing device, 4-supporting roller, 5-sleeve, 6-piston block, 7-air guide pipe, 101-underframe, 102-side frame, 103-reinforcing column, 104-supporting cylinder, 105-annular slide rail, 106-air storage tank, 107-bidirectional air pump, 108-convex edge, 109-connecting pin, 110-guide wheel, 201-rotating shaft, 202-guide column, 203-triangular iron, 401-sliding rod, 402-sliding block, 501-limiting ring, 502-baffle plate, 503-through hole, 504-cushion block, 505-through hole, 506-sliding cavity, 507-compression cavity, 508-spring, 509-supporting rod, 601-ejector rod and 701-branch pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the invention is a conveying mine car for coal mine, comprising a frame body 1, a compartment body 2 and a set of reinforcing devices 3;

the reinforcing device 3 comprises a supporting roller 4, a sleeve 5, a piston block 6 and an air duct 7;

five sliding rods 401 are fixed on the circumferential side of the supporting roller 4 side by side, and a sliding block 402 is fixed at one end of each sliding rod 401;

a limiting ring 501 is fixed at one end of the sleeve 5, the limiting ring 501 is in sliding fit with the sliding rod 401, a baffle plate 502 is fixed on the inner wall of the sleeve 5, a through hole 503 is formed in the baffle plate 502, a cushion block 504 is fixed on the inner bottom surface of the sleeve 5, and a through hole 505 is formed in one side of the cushion block 504 and one side of the sleeve 5;

the baffle 502 divides the sleeve 5 into a sliding cavity 506 and a compression cavity 507, the sliding block 402 is positioned in the sliding cavity 506 and is in sliding fit with the sliding cavity 506, a spring 508 is fixed on one surface of the baffle 502, and one end of the spring 508 is fixedly connected with one surface of the sliding block 402;

the piston block 6 is positioned in the compression cavity 507, a top rod 601 is fixed on one surface of the piston block 6, and the top rod 601 is in clearance fit with the through hole 503;

five branch pipes 701 are fixedly communicated with the peripheral side surface of the air duct 7, one end of each branch pipe 701 penetrates through the through hole 505 and is fixedly connected with the inner wall of the through hole 505, and a flow valve is arranged on each branch pipe 701.

As shown in fig. 8 and 9, the frame body 1 includes a bottom frame 101, a group of side frames 102 is fixed on one surface of the bottom frame 101, a support cylinder 104 is fixed on the side frame 102 through four reinforcing columns 103, and an annular slide rail 105 is fixed on one surface of the four reinforcing columns 103.

As shown in fig. 8, an air storage tank 106 and a set of bidirectional air pumps 107 are fixed on the chassis 101, an air inlet of the bidirectional air pump 107 is communicated with an air outlet of the air storage tank 106, and an air outlet of the bidirectional air pump 107 is communicated with an air inlet of the air duct 7.

As shown in fig. 10, a rotating shaft 201 and three guide posts 202 are fixed on opposite sides of the car body 2, the guide posts 202 are in sliding fit with the annular slide rail 105, one end of the rotating shaft 201 is rotatably connected with the support cylinder 104 through the rotating shaft 201, a shaft brake is arranged between the rotating shaft 201 and the support cylinder 104, four triangular irons 203 are fixed on the peripheral side surface of the car body 2, and the triangular irons 203 play a role in reinforcement.

As shown in fig. 1, 6 and 7, two support rods 509 are fixed on the peripheral side surface of the sleeve 5, and one end of each support rod 509 and one end of the sleeve 5 are fixedly connected with the top surface of the chassis 101.

As shown in fig. 8, a protruding edge 108 is fixed to one opposite side of the bottom frame 101, a connecting pin 109 is fixed to one surface of the protruding edge 108, and a guide wheel 110 is fixed to the other opposite side of the bottom frame 101.

One specific application of this embodiment is: when the supporting and fixing are needed, the two-way air pump 107 is operated to inject air into the compression cavity 507 in the sleeve 5 through the air duct 7 and the branch pipe 701, the air drives the piston block 6 to move upwards along the compression cavity 507 and drives the ejector rod 601 to move upwards along the through hole 503, the top end of the ejector rod 601 props against the sliding block 402 and continues to push the sliding block 402 to move upwards along with the increase of the air in the compression cavity 507, when the sliding block 402 runs to the bottom surface of the limiting ring 501, the supporting rollers 4 contact with the side wall of the carriage body 2 and prop against the carriage body 2, and the supporting rollers 4 on the two sides of the carriage body 2.

When the support and the fixation are not needed, the bidirectional air pump 107 is operated to pump out the air in the compression cavity 507, the air pressure in the compression cavity 507 is reduced, the support roller 4 is extruded when the carriage body 2 is overturned, the sliding block 402 at the bottom of the support roller 4 slides along the sliding cavity 506, the spring 508 provides upward supporting force, and the overturning of the carriage body 2 is not influenced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.