CN215853514U

CN215853514U - Conveying transmission device for coal mine electromechanical transportation

Info

Publication number: CN215853514U
Application number: CN202122050020.8U
Authority: CN
Inventors: 刘建伟
Original assignee: Shaanxi Weinuosi Electromechanical Equipment Co ltd
Current assignee: Shaanxi Weinuosi Electromechanical Equipment Co ltd
Priority date: 2021-08-29
Filing date: 2021-08-29
Publication date: 2022-02-18
Anticipated expiration: 2031-08-29

Abstract

The utility model discloses a conveying transmission device for coal mine electromechanical transportation, which comprises a trolley main body, wherein a scraping plate is fixedly arranged at the bottom of the trolley main body, a driving device is fixedly arranged in the trolley main body, a driving tooth is arranged at the bottom end of one side of the outer surface of the trolley main body, a driven tooth is arranged at the bottom of the driving tooth, a rotating lead screw is fixedly arranged in the driven tooth, rollers are arranged at the bottoms of the front end and the rear end of the trolley main body, a pushing block is fixedly arranged on the inner side of each roller, a fixed shaft is arranged in each roller, a locking block is arranged on the outer surface of the fixed shaft, a spring column is arranged at one end of each locking block close to the fixed shaft, a locking groove is formed at one end of the fixed shaft close to the locking block, a connecting shaft is fixedly arranged in the fixed shaft, and a fixed wheel is arranged at one end of the connecting shaft far away from the fixed shaft. The anti-skid self-locking device is reasonable in design structure, can improve the stability of the transportation device during coal mine transportation, prevents tipping and shaking, and can perform anti-skid self-locking after accidents occur.

Description

Conveying transmission device for coal mine electromechanical transportation

Technical Field

The utility model relates to the technical field of coal mining, in particular to a conveying transmission device for coal mine electromechanical transportation.

Background

Useful minerals (ore, coal), waste rocks or waste rocks extracted underground are transported to a ground transfer station from a mining working face, a mine plant is washed, or personnel, materials, equipment and other materials are transported in and out, wherein the transportation operation from a shaft bottom yard to a shaft mouth belongs to mine hoisting, the mine transportation is characterized by large transportation amount, multiple varieties, narrow laneway, different lengths of transportation distances, complex lines and short visible distance, so the operation is complex, the maintenance and repair are difficult, the safety requirement is high, the transportation operation of mines with gas, coal dust and mine dust explosion risks must strictly comply with the regulations related to safety regulations, the mine transportation starts from a manual basket carrying and a basket pulling, and is gradually developed to realize various mechanization and automation through manual pushing and animal-drawn trucks, the mine transportation in China is very laggard before 1949, and the mine transportation mechanization is gradually realized later, the mine transportation is divided into mine locomotive transportation, steel wire rope transportation, mine conveyor transportation, trackless transportation and hydraulic transportation (see a hydraulic coal mining method), wherein the former two types are also called rail transportation or rail transportation and are divided into transportation operation sections, and the transportation is carried out on a working face and a mining area, and the transportation is carried out on a stage or a main transportation roadway (a big roadway), an inclined shaft transportation and a ground transportation; and the coal mine car inevitably shakes due to the uneven road during coal transportation, and the accident of side turning needs to be solved.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims to make up the defects of the prior art, and provides a conveying transmission device for coal mine electromechanical transportation.A pushing block is arranged in a roller at the bottom of a trolley main body, when the roller rotates clockwise, the pushing block shifts a locking block in the roller to perform elastic displacement when the trolley advances, so that the pushing block presses a spring column to be mild with a locking groove, and when an accident happens, the roller drives the pushing block to rotate anticlockwise to be self-locked due to the position limitation of the locking block, so that the condition that the trolley slides is prevented; through scraping the slip between board and the first track, strike off the work with the cinder, strengthen the stability of dolly operation to establish tight pulley and second track through adding, make its stability when increasing the operation, prevent strong shake, and carry out the position through spacing stake to the dolly main part and inject, prevent to tumble.

II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a transport transmission of colliery electromechanical transportation, includes the dolly main part, its characterized in that: the bottom of the trolley main body is fixedly provided with a scraping plate, the inside of the trolley main body is fixedly provided with a driving device, the bottom end of one side of the outer surface of the trolley main body is provided with a driving tooth, the bottom of the driving tooth is provided with a driven tooth, the inside of the driven tooth is fixedly provided with a rotating lead screw, the bottoms of the front end and the rear end of the trolley main body are provided with rollers, the inner sides of the rollers are fixedly provided with push blocks, the inside of each roller is provided with a fixed shaft, the outer surface of the fixed shaft is provided with a locking block, one end of the locking block, which is close to the fixed shaft, is provided with a spring column, one end of the fixed shaft, which is close to the locking block, is provided with a locking groove, the inside of the fixed shaft is fixedly provided with a connecting shaft, one end of the connecting shaft, which is far away from the fixed shaft, is provided with a fixed wheel, the bottom of the front of the trolley main body is provided with a guide rail, one end of the guide rail, which is close to the roller, is provided with a first rail, the guide rail is close to the one end of tight pulley and has been seted up the second track, the positive top of guide rail is provided with the fixed plate, the one end that the guide rail was kept away from to the fixed plate is provided with spacing stake, the bottom of rotating the lead screw is provided with the driving gear, the fixed connecting rod that is provided with in inside of driving gear.

Furthermore, the outer dimension of the scraping plate is matched with the inner dimension of the first rail, the scraping plate is connected with the first rail in a sliding mode, and the driving device is fixedly connected with the driving tooth through a coupling.

Through adopting above-mentioned technical scheme, make the transport transmission of colliery electromechanical transportation can carry out the cinder through scraping the first track that the board is easily infected with the cinder and strike off to improve the stability of dolly operation.

Furthermore, the driving gear is meshed with the driven gear, and the rotating lead screw is in transmission connection with the driving device through the driven gear.

By adopting the technical scheme, the conveying transmission device for coal mine electromechanical transportation can transmit power to the roller through the transmission of the driving teeth and the driven teeth to drive the trolley to normally run.

Furthermore, the fixed shaft is fixedly connected with the spring column, the locking block is elastically connected with the fixed shaft through the spring column, and the size of the outer surface of the locking block is matched with the size of the inner surface of the locking groove.

Through adopting above-mentioned technical scheme, make the transport transmission of colliery electromechanical transportation can realize the elastic displacement of locking piece through the spring post structure to the smooth and easy nature of dolly when guaranteeing to advance.

Furthermore, the surface size of the fixed wheel is matched with the second track, the fixed wheel is connected with the second track in a sliding mode through pulleys, the number of the idler wheels is five, and the five idler wheels are distributed in an axisymmetric mode relative to the vertical center line of the trolley main body.

Through adopting above-mentioned technical scheme, make the transport transmission of colliery electromechanical transportation can be through setting up the slip of tight pulley and second track additional to apportion single orbital instability and reduce the shake, and five groups of gyro wheels realize the better running state of dolly.

Furthermore, the quantity of spacing stake is two sets of, and is two sets of spacing stake is axisymmetric about the horizontal plane of dolly main part and distributes, the fixed plate is connected with guide rail fixed, the quantity of fixed plate is a plurality of groups, a plurality of groups the fixed plate is the equidistance straight line with the guide rail and arranges.

By adopting the technical scheme, the conveying transmission device for coal mine electromechanical transportation can ensure that the trolley cannot turn over when running through the limiting piles, and is reinforced through a plurality of groups of fixing plates.

Further, the connecting rod is fixedly connected with the idler wheel, the connecting rod is fixedly connected with the transmission gear, the rotating lead screw is in transmission connection with the transmission gear through self threads, and the idler wheel is in transmission connection with the driving device through the rotating lead screw.

Through adopting above-mentioned technical scheme, make the transport transmission of colliery electromechanical transportation can realize the rotation of gyro wheel through the meshing between the driving gear on the connecting rod and the rotation lead screw, guarantee basic transmission and connect.

III) beneficial effects

Compared with the prior art, the conveying transmission device for coal mine electromechanical transportation has the following beneficial effects:

firstly, the method comprises the following steps: according to the trolley, the pushing block is arranged in the roller, so that when the trolley moves forwards, the roller rotates forwards to enable the pushing block in the roller to push the locking block to enable the locking block to elastically displace with the spring post and finally to be matched with the locking groove, the trolley cannot be hindered from moving forwards, the locking block can reset after being released from contact with the pushing block, elastic operation is conducted in a reciprocating mode, the locking block on the fixed shaft blocks the pushing block when the roller rotates anticlockwise after an accident happens, the roller stops reversing due to the influence of the pushing block, and the trolley is prevented from sliding when climbing.

Secondly, the method comprises the following steps: the trolley has the advantages that the basic trolley operation is realized by the rotation of the first rail and the roller, the scraping plate at the bottom of the trolley main body carries out the cinder scraping work on the first rail which is easily infected with cinder, the shaking phenomenon of the trolley running on the rail with cinder is prevented, the pressure of the roller is shared by the rotation between the second rail and the fixed wheel, so that the shaking phenomenon encountered by the trolley main body when the ground of a tunnel is uneven is reduced, the stability in operation is improved, the overturning phenomenon caused by turning or other reasons of the trolley is prevented by additionally arranging the limiting column at the upper end of the guide rail, the trolley and the guide rail are fixed by the fixed plate, the stability in operation of the trolley is integrally enhanced, and the safety degree of coal-charging workers at the bottom of the tunnel is ensured.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic top view of the cart body of the present invention;

FIG. 3 is a side schematic view of the cart body of the present invention;

FIG. 4 is a schematic view of the internal structure of the roller according to the present invention;

fig. 5 is a schematic view of the structure of the rotary screw rod of the present invention.

In the figure: 1. a trolley main body; 2. scraping the plate; 3. a drive device; 4. a driving tooth; 5. a driven tooth; 6. rotating the lead screw; 7. a roller; 8. a push block; 9. a fixed shaft; 10. a locking block; 11. a spring post; 12. locking the groove; 13. a connecting shaft; 14. a fixed wheel; 15. a guide rail; 16. a first track; 17. a second track; 18. a fixing plate; 19. limiting piles; 20. a transmission gear; 21. a connecting rod.

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.

As shown in fig. 1 to 5, the present invention provides a technical solution: a conveying transmission device for coal mine electromechanical transportation comprises a trolley main body 1, a trolley main body and a transmission mechanism, wherein the trolley main body is used for transportation; a scraping plate 2 is fixedly arranged at the bottom of the trolley main body 1 and is used for scraping coal cinder on a track in front, and a driving device 3 is fixedly arranged in the trolley main body 1 and is used for power driving; the bottom end of one side of the outer surface of the trolley main body 1 is provided with a driving tooth 4 for transmission; the bottom of the driving tooth 4 is provided with a driven tooth 5 for receiving power; a rotary screw 6 is fixedly arranged in the driven gear 5 and used for power reversing; the bottom parts of the front end and the rear end of the trolley main body 1 are provided with rollers 7 which are used for rolling on the track to realize the movement of the trolley; a push block 8 is fixedly arranged on the inner side of the roller 7 and used for pushing a subsequent component; the inside of the roller 7 is provided with a fixed shaft 9 for fixing the components thereon; the outer surface of the fixed shaft 9 is provided with a locking block 10, and the locking block 10 locks the rotation of the push block 8; one end of the locking block 10 close to the fixed shaft 9 is provided with a spring post 11 to realize the elastic displacement of the locking block 10; one end of the fixed shaft 9 close to the locking block 10 is provided with a locking groove 12 for providing an elastic displacement space for the locking block 10; a connecting shaft 13 is fixedly arranged inside the fixed shaft 9 and is used for connecting other components; one end of the connecting shaft 13, which is far away from the fixed shaft 9, is provided with a fixed wheel 14, and the pressure of the roller 7 is shared by the fixed wheel 14, so that the shaking is reduced; the bottom of the front side of the trolley main body 1 is provided with a guide rail 15 for the sliding of the trolley main body 1; one end of the guide rail 15 close to the roller 7 is provided with a first track 16 which gives a rotating space for the roller 7; one end of the guide rail 15 close to the fixed wheel 14 is provided with a second track 17 for providing a movement space of the fixed wheel 14; the top end of the front surface of the guide rail 15 is provided with a fixing plate 18 for fixing subsequent components; one end of the fixing plate 18, which is far away from the guide rail 15, is provided with a limiting pile 19 for limiting the trolley body 1 and preventing the trolley body from tipping; the bottom of the rotating lead screw 6 is provided with a transmission gear 20 for receiving the rotating power of the rotating lead screw 6; the inside of the driving gear 20 is fixedly provided with a connecting rod 21 for transmitting the rotational power to the roller 7.

In the embodiment, the external dimension of the scraping plate 2 is matched with the internal dimension of the first track 16, the scraping plate 2 is connected with the first track 16 in a sliding manner, the driving device 3 is fixedly connected with the driving teeth 4 through a coupler, the first track 16 is scraped by the scraping plate 2, the shaking of the trolley is prevented, and the trolley power is provided through the driving device 3; the driving teeth 4 are meshed with the driven teeth 5, the rotating lead screw 6 is in transmission connection with the driving device 3 through the driven teeth 5, the driving teeth 4 and the driven teeth 5 transmit power of the driving device 3, and the rotating lead screw 6 is driven to rotate; the fixed shaft 9 is fixedly connected with the spring post 11, the locking block 10 is elastically connected with the fixed shaft 9 through the spring post 11, the size of the outer surface of the locking block 10 is matched with the size of the inner surface of the locking groove 12, the spring post 11 is arranged on the fixed shaft 9, elastic displacement of the locking block 10 is realized, a displacement space is provided for the locking block 10 through the locking groove 12, and the pushing block 8 is abutted when the roller 7 rotates reversely; the surface size of the fixed wheel 14 is matched with that of the second rail 17, the fixed wheel 14 is connected with the second rail 17 in a sliding mode through pulleys, the number of the rollers 7 is five, the five groups of rollers 7 are distributed in an axisymmetric mode about the vertical central line of the trolley body 1, the pressure of the rollers 7 on the first rail 16 is relieved through the movement between the fixed wheel 14 and the second rail 17, and the jitter is distributed and reduced; the number of the limiting piles 19 is two, the two groups of limiting piles 19 are axially symmetrically distributed about the horizontal plane of the trolley main body 1, the fixing plates 18 are fixedly connected with the guide rails 15, the number of the fixing plates 18 is several, the several groups of fixing plates 18 are linearly arranged at equal intervals about the guide rails 15, the position of the trolley main body 1 is limited through the limiting piles 19, the tipping phenomenon is prevented, and the limiting piles 18 are used for reinforcing the trolley main body; connecting rod 21 and gyro wheel 7 fixed connection, connecting rod 21 and driving gear 20 fixed connection rotate lead screw 6 and are connected through self screw thread and the transmission of driving gear 20, and gyro wheel 7 is connected through rotating lead screw 6 and drive arrangement 3 transmission, and the meshing through the driving gear 20 on the connecting rod 21 and the rotation lead screw 6 is with power conversion direction and transmission and gyro wheel 7, realizes the operation of dolly main part 1.

The working principle is as follows: after a coal mine is assembled, the trolley main body 1 drives the driving teeth 4 and the driven teeth 5 to rotate through the driving device 3 in the trolley main body, the rotating screw 6 rotates to drive the transmission teeth 20 at the bottom of the rotating screw to rotate, the transmission teeth 20 rotate to drive the rollers 7 at two ends of the connecting rod 21 to rotate clockwise, finally the trolley main body 1 is driven to advance through the rollers 7, basic transportation work of the coal mine is realized, the scraping plate 2 is arranged at the bottom of the trolley main body 1 to scrape coal cinder from the first track 16 on the guide rail 15, the unstable condition of the trolley main body 1 in operation is prevented, the fixed wheel 14 is fixed through the fixed shaft 9 and the connecting shaft 13 in the roller 7 and is enabled to move with the second track 17, and thus, the inevitable shake of the trolley main body 1 in operation is distributed and reduced by arranging the first track 16 and the second track 17, the position of the limiting pile 19 at the upper end of the guide rail 15 is fixed through the fixing plate 18 on the guide rail 15, the possible tipping phenomenon of the trolley body 1 during operation is prevented during the main action, so that the operation state of the trolley body 1 can be stabilized under the condition of reducing jitter, when the trolley is powered off or other reasons are caused by an accident, the position of the push block 8 is locked through the locking block 10 on the fixing shaft 9 inside the roller 7, the phenomenon that the roller 7 reverses to slide is prevented, the safety of a tunnel is improved, the probability of dangerous conditions is reduced, when the roller 7 rotates forwards, the push block 8 rotates forwards along with the roller 7, the locking block 10 is pushed by the push block 8, the spring column 11 enables the spring column to move into the locking groove 12, the advancing action of the trolley body 1 is not hindered, and the safety and the reliability are improved during climbing in the tunnel.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a transport transmission of colliery electromechanical transportation, includes dolly main part (1), its characterized in that: the scraping plate (2) is fixedly arranged at the bottom of the trolley main body (1), the driving device (3) is fixedly arranged inside the trolley main body (1), the driving tooth (4) is arranged at the bottom end of one side of the outer surface of the trolley main body (1), the driven tooth (5) is arranged at the bottom of the driving tooth (4), the rotating lead screw (6) is fixedly arranged inside the driven tooth (5), the rollers (7) are arranged at the bottoms of the front end and the rear end of the trolley main body (1), the push block (8) is fixedly arranged on the inner side of each roller (7), the fixed shaft (9) is arranged inside each roller (7), the locking block (10) is arranged on the outer surface of each fixed shaft (9), the spring column (11) is arranged at one end, close to the fixed shaft (9), of the locking groove (12) is formed at one end, close to the locking block (10), of the fixed shaft (9), the fixed connecting axle (13) that is provided with in inside of fixed axle (9), the one end that fixed axle (9) were kept away from in connecting axle (13) is provided with tight pulley (14), the positive bottom of dolly main part (1) is provided with guide rail (15), first track (16) have been seted up to the one end that guide rail (15) are close to gyro wheel (7), second track (17) have been seted up to the one end that guide rail (15) are close to tight pulley (14), the positive top of guide rail (15) is provided with fixed plate (18), the one end that guide rail (15) were kept away from in fixed plate (18) is provided with spacing stake (19), the bottom of rotating lead screw (6) is provided with driving tooth (20), the fixed connecting rod (21) that is provided with in inside of driving tooth (20).

2. The conveying transmission device for coal mine electromechanical transportation according to claim 1, characterized in that: the outer dimension of the scraping plate (2) is matched with the inner dimension of the first rail (16), the scraping plate (2) is connected with the first rail (16) in a sliding mode, and the driving device (3) is fixedly connected with the driving tooth (4) through a coupling.

3. The conveying transmission device for coal mine electromechanical transportation according to claim 1, characterized in that: the driving tooth (4) is meshed with the driven tooth (5), and the rotating lead screw (6) is in transmission connection with the driving device (3) through the driven tooth (5).

4. The conveying transmission device for coal mine electromechanical transportation according to claim 1, characterized in that: the fixing shaft (9) is fixedly connected with the spring column (11), the locking block (10) is elastically connected with the fixing shaft (9) through the spring column (11), and the size of the outer surface of the locking block (10) is matched with the size of the inner surface of the locking groove (12).

5. The conveying transmission device for coal mine electromechanical transportation according to claim 1, characterized in that: the surface size of the fixed wheel (14) is matched with the second track (17), the fixed wheel (14) is connected with the second track (17) in a sliding mode through pulleys, the number of the rollers (7) is five, and the five groups of rollers (7) are distributed in an axisymmetric mode about the vertical center line of the trolley main body (1).

6. The conveying transmission device for coal mine electromechanical transportation according to claim 1, characterized in that: the quantity of spacing stake (19) is two sets of, and is two sets of spacing stake (19) are axisymmetric about the horizontal plane of dolly main part (1) and distribute, fixed plate (18) and guide rail (15) fixed connection, the quantity of fixed plate (18) is a plurality of groups, a plurality of groups fixed plate (18) are equidistance straight line about guide rail (15) and arrange.

7. The conveying transmission device for coal mine electromechanical transportation according to claim 1, characterized in that: connecting rod (21) and gyro wheel (7) fixed connection, connecting rod (21) and driving gear (20) fixed connection, it is connected with driving gear (20) transmission through self screw thread to rotate lead screw (6), gyro wheel (7) are connected with drive arrangement (3) transmission through rotating lead screw (6).