阅读说明：本技术 充填刮板输送机卸料口插板开合装置 (Filling scraper conveyor discharge opening flashboard opening and closing device ) 是由 雷平博 韩忠朝 吴昊 张元龙 董彦伟 于 2020-12-16 设计创作，主要内容包括：本发明公开了一种充填刮板输送机卸料口插板开合装置,插板滑动设置在刮板输送机中部槽内,包括：两组齿轮齿条机构分别设置在刮板输送机中部槽侧部的顶端和低端,两组齿轮齿条机构的驱动端,分别与往复伸缩机构连接；两往复伸缩机构设置在刮板输送机中部槽卸料口处插板的两侧,并且往复伸缩机构还与插板连接。与插板采用连杆机构方式相比,在刮板输送机中部槽侧部,油缸可平行刮板机中部槽布置,插板上部无需连杆连接,更节省空间；与插板采用连杆机构方式相比,齿轮齿条结构形式更简单,配合更为紧密,传动更为可靠；与插板采用连杆机构方式相比,齿轮齿条结构形式在实际复杂矿井环境下更容易进行防护,减少矸石卡滞。(The invention discloses a filling scraper conveyor discharge opening flashboard opening and closing device, wherein a flashboard is arranged in a middle groove of a scraper conveyor in a sliding manner, and the device comprises: two groups of gear rack mechanisms are respectively arranged at the top end and the low end of the side part of the middle groove of the scraper conveyor, and the driving ends of the two groups of gear rack mechanisms are respectively connected with the reciprocating telescopic mechanism; the two reciprocating telescoping mechanisms are arranged on two sides of the inserting plate at the discharge opening of the middle trough of the scraper conveyor and are also connected with the inserting plate. Compared with a connecting rod mechanism mode adopted by the inserting plate, the oil cylinder can be arranged in parallel with the middle groove of the scraper conveyor at the side part of the middle groove of the scraper conveyor, and the upper part of the inserting plate does not need to be connected by a connecting rod, so that the space is saved; compared with a connecting rod mechanism mode adopted by the inserting plate, the gear rack structure mode is simpler, the matching is tighter, and the transmission is more reliable; compared with a mode that the inserting plate adopts a link mechanism, the gear rack structural form is easier to protect in the actual complex mine environment, and the clamping stagnation of gangue is reduced.)

1. The utility model provides a fill scraper conveyor discharge opening picture peg device that opens and shuts, picture peg (3) slide to set up in scraper conveyor middle part groove (1), its characterized in that includes:

the two groups of gear rack mechanisms are respectively arranged at the top end and the low end of the side part of the middle groove (1) of the scraper conveyor, and the driving ends of the two groups of gear rack mechanisms are respectively connected with the reciprocating telescopic mechanism;

the two reciprocating telescopic mechanisms are arranged on two sides of the inserting plate (3) at the discharge opening (2) of the middle groove (1) of the scraper conveyor, and the reciprocating telescopic mechanisms are further connected with the inserting plate (3).

2. The opening and closing device for the discharge opening insertion plate of the filling scraper conveyor as claimed in claim 1, wherein the gear rack mechanism comprises: the telescopic component, the rack (4) and the guide sliding rail (5); one end of the telescopic component is fixed on the side wall of the middle groove (1) of the scraper conveyor, and the other end of the telescopic component is connected with one end of the rack (4); the other end of the rack (4) is arranged in the guide sliding rail (5).

3. The opening and closing device for the filling scraper conveyor discharge opening flashboard according to claim 2, characterized in that the telescopic assembly, the rack (4) and the guide slide rail (5) are located at the same horizontal plane.

4. The filling scraper conveyor discharge opening flashboard opening and closing device is characterized in that the telescopic assembly is an oil cylinder (8) and is fixed on the side wall of the scraper conveyor middle trough (1) through an oil cylinder seat (9).

5. The opening and closing device for the filling scraper conveyor discharge opening flashboard according to claim 2, characterized in that the reciprocating telescoping mechanism comprises a lug plate (6) and a rolling gear (7); the lug plates (6) are welded on two sides of the insertion plate (3) at the discharge opening (2) of the middle trough (1) of the scraper conveyor, and the rolling gears (7) are connected with the lug plates (6) through pin shafts; the rolling gear (7) is in meshed transmission with the rack (4).

6. The opening and closing device for the filling scraper conveyor discharge opening insert plate is characterized in that both sides of the insert plate (3) are also provided with teeth meshed with rolling gears (7).

Technical Field

The invention belongs to the technical field of coal mine filling mining transportation equipment, and particularly relates to a filling scraper conveyor discharge opening flashboard opening and closing device.

Background

The bottom-dump scraper conveyor discharge opening flashboard that current colliery dry method filling mining used adopts the hydro-cylinder to drive more, and perpendicular scraper conveyor middle part groove arrangement form shortcoming is on the large side at flashboard push-and-pull direction size, and occupation space is big, is unfavorable for the use of colliery limited space in the pit, and to flashboard push-and-pull direction size on the large side, the big problem of occupation space, prior art adopts link mechanism mode to solve more, but this kind of mode structure is comparatively complicated.

Disclosure of Invention

The invention aims to provide a filling scraper conveyor discharge opening flashboard opening and closing device, which solves the problem of complex structure of a connecting rod mechanism.

In order to solve the problems, the invention discloses a filling scraper conveyor discharge opening flashboard opening and closing device, wherein a flashboard is arranged in a middle groove of a scraper conveyor in a sliding manner, and the filling scraper conveyor discharge opening flashboard opening and closing device comprises: the two groups of gear rack mechanisms are respectively arranged at the top end and the low end of the side part of the middle groove of the scraper conveyor, and the driving ends of the two groups of gear rack mechanisms are respectively connected with the reciprocating telescopic mechanism; the two reciprocating telescoping mechanisms are arranged on two sides of the inserting plate at the discharge opening of the scraper conveyor and are also connected with the inserting plate.

The technical scheme of the invention also has the following characteristics:

the rack and pinion mechanism includes: the telescopic component, the rack and the guide sliding rail are arranged on the base; one end of the telescopic assembly is fixed on the side wall of the middle groove of the scraper conveyor, and the other end of the telescopic assembly is connected with one end of the rack; the other end of the rack is arranged in the guide sliding rail.

The telescopic assembly, the rack and the guide sliding rail are positioned on the same horizontal plane.

The telescopic assembly is an oil cylinder and is fixed on the side wall of the middle groove of the scraper conveyor through an oil cylinder seat.

The reciprocating telescoping mechanism includes: ear plates and rolling gears; the lug plates are welded on two sides of the inserting plate at the discharge port of the middle groove of the scraper conveyor, and the rolling gear is connected with the lug plates through a pin shaft; the rolling gear is meshed with the rack for transmission.

Both sides of the insert plate are also provided with teeth which are engaged with the rolling gears.

The invention has the beneficial effects that:

(1) compared with a connecting rod mechanism mode adopted by the inserting plate, the oil cylinder can be arranged in parallel with the middle groove of the scraper machine at the side part of the middle groove of the scraper machine, and the upper part of the inserting plate does not need to be connected by a connecting rod, so that the space is saved;

(2) compared with a connecting rod mechanism mode adopted by the inserting plate, the gear rack structure mode is simpler, the matching is tighter, and the transmission is more reliable;

(3) compared with a mode that the inserting plate adopts a link mechanism, the gear rack structural form is easier to protect in the actual complex mine environment, and the clamping stagnation of gangue is reduced.

Drawings

FIG. 1 is a schematic view of the whole structure of a filling scraper conveyor discharge opening flashboard opening and closing device of the invention;

fig. 2 is a side view of the opening and closing device of the filling scraper conveyor discharge opening flashboard.

In the figure: 1. the scraper conveyor comprises a scraper conveyor middle groove, 2 discharge openings, 3 insertion plates, 4 racks, 5 guide slide rails, 6 lug plates, 7 rolling gears, 8 oil cylinders and 9 oil cylinder seats.

Detailed Description

The following embodiments are described in detail with reference to the accompanying drawings, so that how to implement the technical features of the present invention to solve the technical problems and achieve the technical effects can be fully understood and implemented.

As shown in fig. 1-2, a filling scraper conveyor discharge opening flashboard opening and closing device, flashboard 3 is slidingly arranged in a scraper conveyor middle trough 1, comprising: the two groups of gear rack mechanisms are respectively arranged at the top end and the low end of the side part of the middle groove 1 of the scraper conveyor, and the driving ends of the two groups of gear rack mechanisms are respectively connected with the reciprocating telescopic mechanism; the two reciprocating telescoping mechanisms are arranged on two sides of the plugboard at the discharge opening 2 of the middle groove 1 of the scraper conveyor and are also connected with the plugboard.

The rack and pinion mechanism includes: the telescopic component, the rack 4 and the guide sliding rail 5; one end of the telescopic assembly is fixed on the side wall of the middle groove 1 of the scraper conveyor, and the other end of the telescopic assembly is connected with one end of the rack 4; the other end of the rack 4 is arranged in the guide sliding rail 5.

The telescopic assembly, the rack 4 and the guide sliding rail 5 are positioned on the same horizontal plane.

The telescopic component is an oil cylinder 8 and is fixed on the side wall of the middle groove 1 of the scraper conveyor through an oil cylinder seat 9.

The reciprocating telescoping mechanism includes: ear plate 6 and rolling gear 7; the ear plates 6 are welded on two sides of the inserting plate 3 at the discharge opening 2 of the middle groove 1 of the scraper conveyor, and the rolling gears 7 are connected with the ear plates 6 through pin shafts; the rolling gear 7 is in meshed transmission with the rack 4.

The insert plate 3 is also provided with teeth on both sides thereof which mesh with the rolling gears 7.

The working principle of the invention is as follows:

the two oil cylinders 8 move telescopically to drive the rack 4 to reciprocate along the guide slide rail 5; the two racks 4 are respectively in meshing transmission with the rolling gear 7 to enable the rolling gear 7 to rotate; the two rolling gears 7 are respectively meshed with teeth on two sides of the inserting plate 3, and the inserting plate 3 enters and moves out of the discharging opening 2 through rotation.

The invention has the advantages that:

compared with the inserting plate 3 adopting a link mechanism mode, the oil cylinder 8 can be arranged in parallel with the middle groove 1 of the scraper conveyor at the side part of the middle groove 1 of the scraper conveyor, and the upper part of the inserting plate 3 does not need to be connected by a connecting rod, so that the space is saved;

compared with the way that the inserting plate 3 adopts a link mechanism, the structure form of the gear and the rack is simpler, the matching is tighter, and the transmission is more reliable;

compared with a connecting rod mechanism mode adopted by the inserting plate 3, the gear rack structural form is easier to protect in an actual complex mine environment, and the clamping stagnation of gangue is reduced.