A coal mine belt conveyor head sweeper

Abstract

The utility model discloses a coal mine belt conveyor head sweeper, including bottom plate, the bottom plate top near two ends respectively are equipped with support, and the support includes support plate and connecting plate, and the support plate and connecting plate are all equipped with a plurality of connecting holes along the height direction, and two support plates are installed on the bottom plate with interval, and the upper portion and the lower portion of two connecting plates are fixed on the outside of support plate through connecting hole by connecting bolt respectively, and the inner side of two connecting plates is equipped with vertical board, and the joint of two vertical boards is connected through the mounting frame bolt, and the joint between two supports is fixedly connected with support rod, and the top of support rod is equipped with mounting plate, and the mounting plate is connected with cleaning belt through bolt. The sweeper is installed below the coal unloading frame through the support, and the loading and unloading are convenient, wherein the support adopts the bolt connection of support plate and connecting plate through connecting hole, can change the height of connecting plate, namely adjusts the height of sweeper, and improves the cleaning effect.

Description

Technical Field

[0001] This utility model belongs to the technical field of coal mine conveying equipment, specifically relating to a head sweeper for a coal mine belt conveyor. Background Technology

[0002] Belt conveyors are the most commonly used transportation equipment in underground mines, and their proper operation directly affects underground safety. Scrapers, as an important component of belt conveyors, are used for cleaning during operation. Older types of scrapers were installed directly below the unloading drum of the belt conveyor, either by clamping them to the unloading frame or by suspending them with a plumb bob. This design was not only difficult to install but also resulted in poor cleaning effectiveness. Utility Model Content

[0003] The purpose of this utility model is to provide a new type of cleaner for the head of a coal mine belt conveyor, which solves the problems of difficult installation and poor cleaning effect of current cleaners.

[0004] The technical solution adopted by this utility model is a head cleaner for a coal mine belt conveyor, including a base plate. Supports are respectively provided on the upper part of the base plate near both ends. The support includes a support plate and a connecting plate. Multiple connecting holes are provided on the support plate and the connecting plate along the height direction. Two support plates are installed on the base plate at intervals. The upper and lower parts of the two connecting plates are respectively fixed to the outside of the support plate through the connecting holes by connecting bolts. Vertical plates are provided on the inner side of the two connecting plates. The two vertical plates are connected to the joint by mounting frame bolts. A support rod is fixedly connected between the joints of the two supports. A mounting plate is provided at the top of the support rod. The cleaning belt is bolted to the mounting plate.

[0005] Preferably, a top plate is welded to the top of the two connecting plates, and a through hole is opened in the middle of the top plate. The mounting frame is rectangular, and the two sides are slidably connected to the vertical plate. The joint is a diamond-shaped frame structure, and the bottom end is placed on the bottom end surface inside the mounting frame. The end of the support rod extends into the joint and the outer wall of the support rod is tangent to the inner wall of the joint. The two sides of the upper part of the joint are fixed with fastening bolts to fix the support rod and the joint. An adjusting rod is fixedly connected to the top of the mounting frame. The top of the adjusting rod passes through the top plate through the through hole, and a spring is sleeved on the upper part of the adjusting rod. The bottom end of the spring abuts against the top surface of the top plate, and the top end abuts against the bottom surface of the baffle. The baffle is sleeved on the adjusting rod, and an adjusting nut is provided above the baffle and threadedly connected to the adjusting rod.

[0006] Preferably, positioning holes are provided on the upper part of both sides of the mounting frame and on the two vertical plates respectively. The positioning bolts pass through the positioning holes, penetrate the vertical plates and the mounting frame, and their inner ends abut against the two sides of the upper part of the joint.

[0007] Preferably, an L-shaped protective plate is fixedly provided at the top inner side of the support plate.

[0008] Preferably, there are two mounting plates, which are spaced apart at the top of the support rod. Multiple mounting holes are opened at intervals along the length of the mounting plates. The bottom end of the cleaning belt is inserted between the two mounting plates and fixedly connected by mounting bolts through the mounting holes.

[0009] Preferably, the base plate and the supporting surface are fixedly connected by ground anchors.

[0010] Compared with the prior art, the beneficial effect of this utility model is that the cleaner is installed under the coal unloading frame by the bracket, which is convenient for loading and unloading. The bracket uses a support plate and a connecting plate connected by bolts through connecting holes, which can change the height of the connecting plate, that is, adjust the height of the cleaner and improve the cleaning effect. Attached Figure Description

[0011] Figure 1 This is a front view of the conveyor head cleaner; Figure 2 This is a side view of the conveyor head cleaner; Figure 3 This is a schematic diagram of the installation of the cleaning belt. Detailed Implementation

[0012] The present invention will be further explained below with reference to the accompanying drawings to enable those skilled in the art to better understand it.

[0013] Example 1 like Figure 1-3 As shown, a coal mine belt conveyor head cleaner includes a base plate 5, which is fixedly connected to a support surface by ground anchors, making the cleaner more reliably fixed, less prone to shifting, and with even force distribution. Supports are provided near both ends of the base plate 5, each support plate including a support plate 6 and a connecting plate 8. Multiple connecting holes are provided along the height direction on both the support plate 6 and the connecting plate 8. Two support plates 6 are installed on the base plate 5 at intervals. The upper and lower parts of the two connecting plates 8 are fixed to the outer side of the support plate 6 through the connecting holes using connecting bolts 9. Vertical plates 10 are provided on the inner side of each of the two connecting plates 8. A joint 16 is bolted between the two vertical plates 10 through a mounting frame 11. A support rod 2 is fixedly connected between the joints 16 of the two supports. A mounting plate 3 is provided at the top of the support rod 2, and a cleaning belt 1 is bolted to the mounting plate 3. The cleaner is installed below the coal unloading frame via the supports, facilitating loading and unloading. The support system, with the support plate and connecting plate bolted together through connecting holes, allows adjustment of the height of the connecting plate, thus adjusting the height of the cleaner and improving the cleaning effect.

[0014] Furthermore, a top plate 19 is welded to the top of the two connecting plates 8. A through hole is opened in the middle of the top plate 19. The mounting frame 11 is rectangular. The two sides of the mounting frame 11 are slidably connected to the vertical plate 10. The joint 10 has a rhomboid frame structure. The bottom end is placed on the inner bottom surface of the mounting frame 11. The end of the support rod 2 extends into the joint 16 and the outer wall of the support rod 2 is tangent to the inner wall of the joint 16. The two sides of the upper part of the joint 16 are fixed with fastening bolts 17 to fix the support rod 2 and the joint 16. The top of the mounting frame 11 is fixedly connected to the adjusting rod 12. The top of the adjusting rod 12 passes through the top plate 19 through the through hole and a spring 14 is sleeved on the upper part of the adjusting rod 12. The bottom end of the spring 14 abuts against the top surface of the top plate 19 and the top end of the spring 14 abuts against the bottom surface of the baffle 18. The baffle 18 is sleeved on the adjusting rod 12. An adjusting nut 13 is provided above the baffle 18 and threadedly connected to the adjusting rod 12. After roughly adjusting the position of the sweeper using the support plate and connecting plate, you can fine-tune it with the spring to make the gap between the sweeper and the belt smaller and the contact more complete, thus achieving a better cleaning effect.

[0015] To ensure the stability of the mounting frame 11 and the connector 16, positioning holes are correspondingly provided on the upper side of the mounting frame 11 and on the two vertical plates 10. Positioning bolts 15 pass through the positioning holes, penetrating the vertical plates 10 and the mounting frame 11, with their inner ends abutting against the two upper sides of the connector 16. To improve the locking effect on the connector 16, two sets of positioning bolts 15 can also be provided at the lower part of the mounting frame 11 for fastening.

[0016] Furthermore, an L-shaped protective plate 7 is fixedly installed on the top inner side of the connecting plate 8.

[0017] Furthermore, there are two mounting plates 3, which are spaced apart at the top of the support rod 2. Multiple mounting holes are opened at intervals along the length of the mounting plates 3. The bottom end of the cleaning belt 1 is inserted between the two mounting plates 3 and fixedly connected by mounting bolts 4 through the mounting holes, thereby improving the connection reliability and stability of the cleaning belt.

[0018] The embodiments described above are merely preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Various modifications and improvements made by those skilled in the art to the technical solutions of the present invention without departing from its design spirit and principles should fall within the protection scope defined by the claims of the present invention.

Claims

1. A head sweeper for a coal mine belt conveyor, characterized in that, The system includes a base plate, with supports located near both ends on the top of the base plate. Each support includes a support plate and a connecting plate. Both the support plate and the connecting plate have multiple connecting holes along their height. Two support plates are installed on the base plate at intervals. The upper and lower parts of the two connecting plates are fixed to the outside of the support plates through the connecting holes using connecting bolts. Vertical plates are provided on the inner sides of the two connecting plates. The two vertical plates are connected to a joint by mounting frame bolts. A support rod is fixedly connected between the joints of the two supports. A mounting plate is provided at the top of the support rod, and a cleaning belt is bolted to the mounting plate.

2. The head sweeper for a coal mine belt conveyor according to claim 1, characterized in that, Top plates are welded to the top of the two connecting plates, and through holes are opened in the middle of the top plates. The mounting frame is rectangular, and its two sides are slidably connected to the vertical plates. The joint has a diamond-shaped frame structure, and its bottom end is placed on the bottom surface of the mounting frame. The end of the support rod extends into the joint, and the outer wall of the support rod is tangent to the inner wall of the joint. The two sides of the upper part of the joint are fixed with fastening bolts to fix the support rod and the joint. An adjusting rod is fixedly connected to the top of the mounting frame. The top of the adjusting rod passes through the top plate through the through hole, and a spring is sleeved on the upper part of the adjusting rod. The bottom end of the spring abuts against the top surface of the top plate, and the top end abuts against the bottom surface of the baffle. The baffle is sleeved on the adjusting rod, and an adjusting nut is provided above the baffle and threadedly connected to the adjusting rod.

3. The head sweeper for a coal mine belt conveyor according to claim 2, characterized in that, Positioning holes are provided on the upper part of both sides of the mounting frame and on the two vertical plates respectively. Positioning bolts pass through the positioning holes, penetrate the vertical plates and the mounting frame, and their inner ends abut against the two sides of the upper part of the joint.

4. A coal mine belt conveyor head cleaner according to claim 1, characterized in that, An L-shaped protective plate is fixedly installed on the top inner side of the connecting plate.

5. A coal mine belt conveyor head cleaner according to claim 1, characterized in that, The mounting plate consists of two pieces, which are spaced apart at the top of the support rod. Multiple mounting holes are spaced apart along the length of the mounting plate. The bottom end of the cleaning belt is inserted between the two mounting plates and fixedly connected by mounting bolts through the mounting holes.

6. A coal mine belt conveyor head cleaner according to claim 1, characterized in that, The base plate and the supporting surface are fixedly connected by ground anchors.

Images