CN215709307U - Self-moving tail device of rubber belt conveyor for driving face of coal mine - Google Patents
Self-moving tail device of rubber belt conveyor for driving face of coal mine Download PDFInfo
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- CN215709307U CN215709307U CN202121754685.0U CN202121754685U CN215709307U CN 215709307 U CN215709307 U CN 215709307U CN 202121754685 U CN202121754685 U CN 202121754685U CN 215709307 U CN215709307 U CN 215709307U
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Abstract
The utility model relates to the field of fully-mechanized coal mining and fully-mechanized excavation working surface transportation equipment, in particular to a self-moving tail device of a rubber belt conveyor for a coal mine, which solves the technical problem in the background technology and comprises a belt big frame, a floating frame, a carrier roller assembly, a tail roller and a left and right pushing mechanism; the floating machine frame comprises two I-shaped rails, a plurality of sliding mechanisms, a pushing cylinder seat and a pushing cylinder. The device can realize moving about and the back-and-forth movement, has avoided belt off tracking and reprint aircraft nose slope scheduling problem, does not receive geographical condition restriction moreover, guarantees that the belt tail also can move freely in narrow space, and more present moves the device certainly, and the translation rate also promotes by a wide margin, removes the in-process and does not need the human input, practices thrift the labour, removes convenient laborsaving, has avoided the potential safety hazard, has ensured production efficiency, benefit.
Description
Technical Field
The utility model relates to the field of fully-mechanized coal mining and fully-mechanized excavation working surface transportation equipment, in particular to a self-moving tail device of a rubber belt conveyor for a coal mine excavation working surface.
Background
The belt conveyor is widely applied in coal mines, and particularly, the belt conveyor is extended in a narrow roadway along with the continuous deep tunneling work in a tunneling working face, so that the tunneling efficiency is influenced, but the belt conveyor can work less. With the wide application of the rapid tunneling equipment such as the tunneling and anchoring all-in-one machine and the like, the mode of moving the tail of the original rubber belt conveyor cannot meet the production requirement, so a self-moving tail device capable of rapidly and automatically moving must be arranged at the rear part of the rubber belt conveyor. At present, the extension mode of a supporting conveyor tail behind a coal roadway tunneling working face mainly comprises winch traction and tunneling machine traction, the moving speed of a belt conveyor tail is slow along with the continuous propulsion of the tunneling working face in actual operation, great manpower needs to be invested, and the belt conveyor tail is limited by underground coal mine conditions, so that the moving space of the belt conveyor is narrow, the moving is difficult, the problems of belt deviation, head inclination of a reversed loader and the like are caused during moving, the production efficiency and the benefit are severely limited, and meanwhile, the potential safety hazard exists. Therefore, both modes are not suitable for the rapid tunneling equipment which is large in size and difficult to move backwards.
Disclosure of Invention
The utility model aims to solve the technical problems that the existing self-moving belt conveyor tail is limited by geographical conditions, has narrow moving space, is difficult to move and needs a large amount of manpower, and provides a self-moving belt conveyor tail device for a coal mine driving working face.
The technical means for solving the technical problems of the utility model is as follows: a self-moving tail device of a tunneling working face rubber belt conveyor for a coal mine comprises a large belt frame and a floating frame, wherein the large belt frame comprises a head end frame, a middle frame and a tail end frame which are sequentially connected from front to back, carrier roller assemblies for supporting a conveying belt are arranged on the head end frame, the middle frame and the tail end frame, a tail roller matched with the conveying belt is connected to the rear end of the tail end frame, a plurality of left and right pushing mechanisms are connected to the bottom of the middle frame, each left and right pushing mechanism comprises two horizontal oil cylinders which are oppositely arranged and the movable ends of the horizontal oil cylinders face outwards, the moving direction of each horizontal oil cylinder is perpendicular to the length direction of the conveying belt, the cylinder bodies of the horizontal oil cylinders are fixedly connected with the bottom of the middle frame, and the movable ends of the horizontal oil cylinders are fixedly connected with supporting angle steel; the floating machine frame comprises two I-shaped rails which are respectively positioned on the left side and the right side of the belt big frame and parallel, a plurality of sliding mechanisms are uniformly arranged on each I-shaped rail, each sliding mechanism comprises a sliding seat which is clamped with the I-shaped rails and matched in a rolling manner, and a supporting hydraulic cylinder assembly which is vertically fixed at the top of the sliding seat, the upper part of the supporting hydraulic cylinder assembly is fixedly connected with the belt big frame, the cylinder stroke of the supporting hydraulic cylinder assembly meets the landing of the belt big frame, the left side and the right side of the tail end machine frame are respectively connected with a pushing cylinder seat, pushing cylinders are all connected onto the pushing cylinder seats, and the movable ends of the pushing cylinders are hinged with the I-shaped rails on the same side.
The self-moving process of the self-moving tail device of the belt conveyor for the driving working face for the coal mine has two aspects, namely, the self-moving process moves left and right, and specifically comprises the following steps: the middle rack can move left and right through the left and right pushing mechanisms, when the left and right pushing mechanisms fall to the ground along with the middle rack, the supporting angle steel at the movable ends of the two horizontal oil cylinders is fixed on the ground, and at the moment, the two horizontal oil cylinders are matched to extend and contract together through the hydraulic mechanism, so that the left and right positions of the middle rack can be moved; secondly, moving back and forth, specifically: the supporting hydraulic cylinder component contracts until the belt big frame is connected with the left and right pushing mechanisms to fall to the ground, the middle rack is higher than the ground due to the support of the left and right pushing mechanisms, then the supporting hydraulic cylinder component continues to contract uniformly until the I-shaped rails on the two sides are suspended, then the pushing cylinders on the left and right sides of the tail rack are controlled to extend, the I-shaped rails are pushed forwards in the process, the sliding seat of the sliding mechanism and the I-shaped rails slide relatively, when the I-shaped rails move to a proper position, the supporting hydraulic cylinder component extends, the I-shaped rails fall to the ground, then the supporting hydraulic cylinder component continues to extend, the belt big frame is connected with the left and right pushing mechanisms to rise to be suspended, at the moment, the front and back self-moving is completed, the stretching and drawing of the pushing cylinders complete machine forward moving is completed, and the one-time self-moving stroke is 3 meters.
Preferably, a plurality of transverse ribs are connected between the two I-shaped rails, and the left and right pushing mechanisms are larger than the transverse ribs. The transverse ribs ensure the structural stability of the I-shaped rail and can be always kept parallel, and the height of the left and right pushing mechanisms is larger than that of the transverse ribs, so that the belt big frame cannot contact the transverse ribs after the left and right pushing mechanisms are connected with the belt big frame and fall to the ground, and a rising space is reserved for the I-shaped rail.
Preferably, the sliding seat comprises an even number of pulleys and a shell connected to the outer side of the pulleys, the pulleys are uniformly arranged in groove bodies on two sides of the I-shaped rail, and the supporting hydraulic cylinder assembly is connected to the shell. When the I-shaped rail moves in the air, the pulleys in the sliding seat are matched with the groove bodies on the two sides of the I-shaped rail in a rolling mode, the number of the pulleys in the sliding seat is even, the number of the pulleys distributed into the groove bodies on the two sides of the I-shaped rail is equal, the stability of the structure is guaranteed, and the number of the pulleys in the general sliding seat can be set to be 2, 4 or 6.
Preferably, the left side and the right side of the middle rack are provided with guard plates for preventing the coal blocks from falling onto the left pushing mechanism and the right pushing mechanism. This is in order to protect the horizontal cylinder not to be smashed by the colliery that drops.
Preferably, the tail drum is provided with a protective shell. This is in order to ensure that tail cylinder department is safer.
Preferably, a platform for fixing a hydraulic system is further arranged above the conveying belt at the front part of the belt big frame, and the platform is fixed on two sides of the belt big frame through the supporting leg groups. The platform is arranged so that the hydraulic system can move randomly.
Preferably, the head end frame, the middle frame and the tail end frame are all formed by connecting a plurality of frame sections; the I-shaped track is also formed by connecting a plurality of track sections. This is for ease of installation and transport.
The utility model has the beneficial effects that: the structure is simple, the operation is convenient, a small amount of parts are adopted, and the upper conveying belt and the lower conveying belt are completely isolated; the device can realize moving about and the back-and-forth movement, has avoided belt off tracking and reprint aircraft nose slope scheduling problem, does not receive geographical condition restriction moreover, guarantees that the belt tail also can move freely in narrow space, and more present moves the device certainly, and the translation rate also promotes by a wide margin, removes the in-process and does not need the human input, practices thrift the labour, removes convenient laborsaving, has avoided the potential safety hazard, has ensured production efficiency, benefit.
Drawings
Fig. 1 is an overall structural schematic diagram of a self-moving tail device of a rubber belt conveyor for a driving face for a coal mine.
Fig. 2 is a partial structural schematic diagram of a tail end frame of the self-moving tail device of the rubber belt conveyor for the driving face for the coal mine.
Fig. 3 is a partial structural schematic diagram of a middle frame of the self-moving tail device of the rubber belt conveyor for the driving face for the coal mine.
Fig. 4 is a schematic structural diagram of a part of a head end frame of the self-moving tail device of the rubber belt conveyor for the driving face for the coal mine.
In the figure: 1. a head end frame; 2. a middle frame; 3. a tail end frame; 4. a conveyor belt; 5. a carrier roller assembly; 6. a tail drum; 7. a left and right pushing mechanism; 8. supporting angle steel; 9. an I-shaped rail; 10. a sliding mechanism; 11. a slide base; 12. supporting a hydraulic cylinder assembly; 13. a pushing cylinder base; 14. a pushing cylinder; 15. a guard plate; 16. a protective shell; 17. a platform; 18. supporting legs; 19. a hinged seat.
Detailed Description
The self-moving tail device of the rubber belt conveyor for the driving face of the coal mine is described in detail with reference to fig. 1, 2, 3 and 4.
A self-moving tail device of a tunneling working face rubber belt conveyor for a coal mine comprises a belt big frame and a floating frame, wherein the belt big frame comprises a head end frame 1, a middle frame 2 and a tail end frame 3 which are sequentially connected from front to back, carrier roller assemblies 5 for supporting and conveying a belt 4 are arranged on the head end frame 1, the middle frame 2 and the tail end frame 3, and the carrier roller assemblies 5 comprise carrier roller seats and carrier rollers; the rear end of the tail end rack 3 is connected with a tail roller 6 matched with the conveying belt 4, a protective shell 16 is arranged on the tail roller 6, the bottom of the middle rack 2 is connected with a plurality of left and right pushing mechanisms 7, the left and right pushing mechanisms 7 are uniformly distributed along the length direction of the middle rack 2, guard plates 15 for preventing coal blocks from falling onto the left and right pushing mechanisms 7 are arranged on the left and right sides of the middle rack 2, each left and right pushing mechanism 7 comprises two horizontal oil cylinders which are oppositely arranged, the moving directions of the horizontal oil cylinders are perpendicular to the length direction of the conveying belt 4, the cylinder bodies of the horizontal oil cylinders are fixedly connected with the bottom of the middle rack 2, and the moving ends of the horizontal oil cylinders are fixedly connected with supporting angle steel 8; the floating frame comprises two parallel I-shaped rails 9 which are respectively positioned at the left side and the right side of the belt big frame, a plurality of transverse ribs are connected between the two I-shaped rails 9, and the left and right pushing mechanisms 7 are higher than the transverse ribs; 20-26 sliding mechanisms 10 are uniformly arranged on each I-shaped rail 9, the number of the sliding mechanisms 10 is set according to the length of a belt big frame, each sliding mechanism 10 comprises a sliding seat 11 which is clamped with the I-shaped rail 9 and is in rolling fit with the I-shaped rail 9 and a supporting hydraulic cylinder component 12 which is vertically fixed at the top of the sliding seat 11, each sliding seat 11 comprises an even number of pulleys and a shell connected to the outer side of each pulley, and the number of the pulleys in the general sliding seat 11 can be set to be 2, 4 or 6; the pulleys are uniformly arranged in groove bodies on two sides of the I-shaped rail 9, and the supporting hydraulic cylinder assembly 12 is connected to the shell; the upper part of a supporting hydraulic cylinder assembly 12 is fixedly connected with a belt big frame, the cylinder stroke of the supporting hydraulic cylinder assembly 12 meets the requirements of landing and suspension of the belt big frame and suspension of an I-shaped rail 9, the left side and the right side of a tail end frame 3 are respectively hinged with a pushing cylinder seat 13, pushing cylinders 14 are connected to the pushing cylinder seats 13, hinged seats 19 matched with the movable ends of the pushing cylinders 14 are fixedly connected to the I-shaped rail 9, the movable ends of the pushing cylinders 14 are hinged with the hinged seats 19 on the I-shaped rail 9 at the same side of the movable ends of the pushing cylinders 14, the pushing cylinders 14 are obliquely arranged, the end parts of the pushing cylinders 14 connected with the pushing cylinder seats 13 are close to the back and close to the top, and the movable ends of the pushing cylinders 14 are close to the front and close to the bottom; a platform 17 for fixing a hydraulic system, an electric system and the like is also arranged above the conveying belt 4 at the front part of the belt big frame, and the platform 17 is fixed at the two sides of the belt big frame through a supporting leg 18 group; the head end frame 1, the middle frame 2 and the tail end frame 3 are all formed by connecting a plurality of frame sections; the i-shaped track 9 is also formed by connecting a plurality of track sections.
The self-moving process of the self-moving tail device of the belt conveyor for the driving working face for the coal mine has two aspects, namely, the self-moving process moves left and right, and specifically comprises the following steps: the middle rack 2 can move left and right through the left and right pushing mechanism 7, when the left and right pushing mechanism 7 falls to the ground along with the middle rack 2, a certain interval is reserved between the transverse rib between the two I-shaped rails 9 and the bottom of the middle rack 2 in the vertical direction, so that the movement of the horizontal rack cannot be influenced, the support angle steel 8 at the movable ends of the two horizontal oil cylinders is fixed on the ground, and the two horizontal oil cylinders are matched to extend and contract together through the hydraulic mechanism, so that the left and right positions of the middle rack 2 can be moved; secondly, moving back and forth, specifically: the supporting hydraulic cylinder component 12 contracts until the belt big frame with the left and right pushing mechanisms 7 falls to the ground, a certain interval is arranged between a transverse rib between the two I-shaped rails 9 and the bottom of the middle frame 2 in the vertical direction, so that the movement of the I-shaped rails 9 is not influenced, the middle frame 2 is higher than the ground due to the support of the left and right pushing mechanisms, then the supporting hydraulic cylinder component 12 continuously contracts in a unified manner until the I-shaped rails 9 on the two sides are suspended, then the pushing cylinders 14 on the left and right sides of the tail end frame 3 are controlled, the pushing cylinders 14 extend, in the process, the I-shaped rails 9 are pushed forwards, the sliding seats 11 of the sliding mechanism 10 and the I-shaped rails 9 slide relatively, when the I-shaped rails 9 move to a proper position, the supporting hydraulic cylinder component 12 extends, the I-shaped rails fall to the ground, then the supporting hydraulic cylinder component 12 continuously extends, and the belt big frame with the left and right pushing mechanisms 7 rise to be suspended, at the moment, the self-moving is completed, the stretching and drawing of the pushing cylinder 14 are completed, the whole machine moves forwards, and the one-time self-moving stroke is 3 meters.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. A self-moving tail device of a rubber belt conveyor for a driving face of a coal mine is characterized by comprising a belt big frame and a floating frame, wherein the belt big frame comprises a head end frame (1), a middle frame (2) and a tail end frame (3) which are sequentially connected from front to back, the head end frame (1), carrier roller assemblies (5) used for supporting the conveying belt (4) are arranged on the middle rack (2) and the tail end rack (3), the rear end of the tail end rack (3) is connected with a tail roller (6) matched with the conveying belt (4), the bottom of the middle rack (2) is connected with a plurality of left and right pushing mechanisms (7), each left and right pushing mechanism (7) comprises two horizontal oil cylinders which are oppositely arranged, the movable ends of the horizontal oil cylinders are outward, the moving direction of each horizontal oil cylinder is perpendicular to the length direction of the conveying belt (4), the cylinder body of each horizontal oil cylinder is fixedly connected with the bottom of the middle rack (2), and the movable ends of the horizontal oil cylinders are fixedly connected with supporting angle steel (8); the floating machine frame comprises two I-shaped rails (9) which are respectively positioned on the left side and the right side of a belt big frame and parallel, a plurality of sliding mechanisms (10) are uniformly arranged on each I-shaped rail (9), each sliding mechanism (10) comprises a sliding seat (11) which is clamped with the I-shaped rails (9) and is in rolling fit and a supporting hydraulic cylinder assembly (12) which is vertically fixed at the top of the sliding seat (11), the upper part of the supporting hydraulic cylinder assembly (12) is fixedly connected with the belt big frame, the cylinder stroke of the supporting hydraulic cylinder assembly (12) meets the landing of the belt big frame, the landing of the belt big frame is suspended, the suspension of the I-shaped rails (9) is achieved, the left side and the right side of the tail end machine frame (3) are respectively connected with a pushing cylinder seat (13), pushing cylinders (14) are respectively connected onto the pushing cylinder seats (13), and the movable ends of the pushing cylinders (14) are hinged with the I-shaped rails (9) on the same side.
2. The self-moving tail device of the rubber belt conveyor for the tunneling working face of the coal mine according to claim 1, wherein a plurality of transverse ribs are connected between the two I-shaped rails (9), and the left and right pushing mechanisms (7) are larger than the transverse ribs in height.
3. The self-moving tail device of the rubber belt conveyor for the heading face of the coal mine is characterized in that the sliding seat (11) comprises an even number of pulleys and a shell connected to the outer side of the pulleys, the pulleys are uniformly arranged in grooves on two sides of the I-shaped rail (9), and the supporting hydraulic cylinder assembly (12) is connected to the shell.
4. The self-moving tail device of the rubber belt conveyor for the driving face of the coal mine as claimed in any one of claims 1 to 3, wherein the left and right sides of the middle frame (2) are provided with guard plates (15) for preventing the coal blocks from falling onto the left and right pushing mechanisms (7).
5. The self-moving tail device of the rubber belt conveyor for the driving face of the coal mine according to claim 4, wherein a protective shell (16) is arranged on the tail roller (6).
6. The self-moving tail device of the rubber belt conveyor for the tunneling working face of the coal mine is characterized in that a platform (17) for fixing a hydraulic system is further arranged above the conveying belt (4) at the front part of the belt big frame, and the platform (17) is fixed on two sides of the belt big frame through a supporting leg (18) group.
7. The self-moving tail device of the rubber belt conveyor for the driving face of the coal mine according to claim 6, wherein the head end frame (1), the middle frame (2) and the tail end frame (3) are all formed by connecting a plurality of frame sections; the I-shaped track (9) is also formed by connecting a plurality of track sections.
8. The self-moving tail device of the rubber belt conveyor for the tunneling working face of the coal mine according to claim 7, wherein a pushing cylinder seat (13) is hinged with the tail end frame (3), and a hinge seat (19) matched with the movable end of the pushing cylinder (14) is fixedly connected to the I-shaped rail (9).
9. The self-moving tail device of the rubber belt conveyor for the driving face of the coal mine according to claim 8, wherein the left and right pushing mechanisms (7) are uniformly distributed along the length direction of the middle rack (2).
10. The self-moving tail device of the rubber belt conveyor for the driving face of the coal mine as claimed in claim 9, wherein the carrier roller assembly (5) comprises a carrier roller seat and a carrier roller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121754685.0U CN215709307U (en) | 2021-07-30 | 2021-07-30 | Self-moving tail device of rubber belt conveyor for driving face of coal mine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121754685.0U CN215709307U (en) | 2021-07-30 | 2021-07-30 | Self-moving tail device of rubber belt conveyor for driving face of coal mine |
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| CN215709307U true CN215709307U (en) | 2022-02-01 |
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| CN202121754685.0U Active CN215709307U (en) | 2021-07-30 | 2021-07-30 | Self-moving tail device of rubber belt conveyor for driving face of coal mine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115593878A (en) * | 2022-12-14 | 2023-01-13 | 太重集团向明智能装备股份有限公司（Cn） | Side-supporting self-moving tail for tunneling working face |
-
2021
- 2021-07-30 CN CN202121754685.0U patent/CN215709307U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115593878A (en) * | 2022-12-14 | 2023-01-13 | 太重集团向明智能装备股份有限公司（Cn） | Side-supporting self-moving tail for tunneling working face |
| CN115593878B (en) * | 2022-12-14 | 2023-04-25 | 太重集团向明智能装备股份有限公司 | Side support type self-moving tail for tunneling working face |
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