CN210973502U

CN210973502U - Inclined shaft rear-dump skip

Info

Publication number: CN210973502U
Application number: CN201922114592.0U
Authority: CN
Inventors: 管峰; 侯立新; 陈海军
Original assignee: Yantai Kunlun Gold Equipment Co ltd
Current assignee: Yantai Kunlun Gold Equipment Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-10
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to a skip technical field discloses a formula skip is unloaded behind inclined shaft, including bucket and drive mechanism, the bottom of bucket is equipped with running gear, drive mechanism includes the traction frame of "L" font, the traction frame includes a branch and two connecting rods, and two connecting rods are located the both sides of bucket, and connecting rod one end links to each other with the bucket, and the other end links to each other with branch, leave the interval between branch and the bucket, even there is the safety chain between the tip of branch and bucket, the length of safety chain is greater than the interval between branch and the bucket.

Description

Inclined shaft rear-dump skip

Technical Field

The utility model relates to a skip technical field, in particular to unload formula skip behind inclined shaft.

Background

The coal mining system adopts different types such as vertical mining, inclined shaft mining and open-pit mining according to the depth degree of coal burial in the mine and different geological structures of rock strata, and an inclined roadway is a widely selected mining and transporting mode. Inclined shaft hoisting transport containers typically employ inclined shaft skips or older cars pulled in series using a hoisting winch to complete the hoisting of the transport load.

Chinese patent with publication number CN202785209U discloses a light skip for inclined shaft, which comprises a skip box, wherein the front part of the skip box is provided with a traction mechanism, the rear part of the skip box is provided with a fan-shaped gate, the bottom of the skip box is provided with a traveling wheel set, the traveling wheel set comprises a front traveling wheel and a rear traveling wheel, the skip box further comprises a set of unloading wheels arranged at the bottom of the skip box, the unloading wheels are positioned behind the front traveling wheels, and the wheel distance between the two unloading wheels is larger than the wheel distance between the traveling wheel sets. The wall plate of the hopper box is an aluminum alloy plate. The skip bucket is provided with the unloading wheels, adapts to the current situation that the track gauge of an inclined shaft roadway is unchanged, eliminates the potential safety hazard existing in the adoption of series mine cars, and ensures the safety production of inclined shaft hoisting transportation.

Above-mentioned skip is when using, and drive mechanism drives the bucket and carries out the climbing motion, and the bucket is heavier, and the bucket can exert decurrent pulling force to drive mechanism, uses for a long time, and the bucket is damaged with drive mechanism's junction aging easily, leads to drive mechanism and bucket fracture to break away from, causes the incident. Therefore, the safety of the skip is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tipping bucket behind inclined shaft has the better advantage of security.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a tipping bucket behind inclined shaft, includes hopper case and drive mechanism, and the bottom of hopper case is equipped with running gear, drive mechanism includes the traction frame of "L" font, the traction frame includes a branch and two connecting rods, and two connecting rods are located the both sides of hopper case, and connecting rod one end links to each other with the hopper case, and the other end links to each other with branch, leave the interval between branch and the hopper case, even have the safety chain between the tip of branch and hopper case, the length of safety chain is greater than the interval between branch and the hopper case.

Through adopting above-mentioned technical scheme, drive mechanism drives the hopper case motion, and power unit links to each other with branch, drags the hopper case motion through the connecting rod, and the tip of connecting rod and the junction fracture of hopper case, when connecting rod and hopper case break away from, behind the hopper case gliding one end distance, the safety chain is tightened, and at this moment, the safety chain links to each other branch and hopper case, prevents that the hopper case from continuing the rebound to prevent the emergence of incident, improve the security. When branch and hopper case link to each other, the length extension of safety chain, the safety chain is in the state of relaxing, and consequently during normal use, the safety chain atress or atress are less, and the safety chain is not fragile, and the connecting rod is in the stress state always when using, and it is shorter to use than in the safety chain to make the safety chain can play safety protection's effect.

Furthermore, the tip of branch and hopper case is equipped with the engaging lug, the connecting hole has been seted up to the tip of engaging lug, wear to be equipped with the bolt in the connecting hole, the tip of safety chain is equipped with and inserts the ring with bolt matched with.

Through adopting above-mentioned technical scheme, the mode that the safety chain passes through the bolt is connected between branch and hopper case, and the connected mode of safety chain and hopper case and branch is comparatively simple, easy dismounting.

Furthermore, one end of the hopper box, which is far away from the traction mechanism, is provided with a guide wheel.

Through adopting above-mentioned technical scheme, the leading wheel cooperatees with outside bend and controls convenient to use to the movement track of hopper case.

Furthermore, a draw bar perpendicular to the support rod is arranged on one side, away from the hopper box, of the support rod, the draw bar penetrates through the support rod and points to the hopper box and is in sliding connection with the support rod, and a buffer spring is connected between the end, pointing to the hopper box, of the draw bar and the support rod.

By adopting the technical scheme, the power mechanism is connected with the traction rod, applies power to the traction rod and drives the hopper box to move through the supporting rod and the connecting rod. In the moment that power unit starts and stops, the hopper box has certain inertia, and buffer spring cushions the hopper box to reduce the impact force that branch received, improve the life of branch.

Furthermore, the number of the traction rods is two, a traction shaft is fixed between the end parts, far away from the hopper box, of the two traction rods, and a traction ring is sleeved on the traction shaft.

Through adopting above-mentioned technical scheme, two traction rods drive the hopper case motion, stable in structure. The traction ring can rotate around the traction shaft, can be matched with a multi-directional power mechanism, and is convenient to install.

Furthermore, the end part of the draw bar, which points to the hopper box, is connected with an adjusting bolt in a threaded manner, and the buffer spring is positioned between the adjusting bolt and the support rod.

Through adopting above-mentioned technical scheme, rotate adjusting bolt and can compress or relax buffer spring to adjust buffer spring's elasticity, convenient to use.

Furthermore, the two ends of the buffer spring are provided with containing dishes, one of the containing dishes is abutted to the adjusting bolt, and the other containing dish is abutted to the support rod.

Through adopting above-mentioned technical scheme, hold the ware and support buffer spring, improve buffer spring's stability.

To sum up, the utility model discloses following beneficial effect has:

through the setting of safety chain, when connecting rod and hopper box break away from, behind the hopper box gliding one end distance, the safety chain is tightened, and at this moment, the safety chain links to each other branch and hopper box, prevents that the hopper box from continuing the lapse to prevent incident's emergence, improve the security.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a schematic view showing the connection between the support rod and the hopper in the embodiment.

In the figure, 1, a hopper box; 11. a guide wheel; 2. a traction frame; 21. a strut; 22. a connecting rod; 23. a draw bar; 24. a buffer spring; 25. a traction shaft; 26. a traction ring; 27. adjusting the bolt; 28. a containing vessel; 29. a fixed shaft; 31. a safety chain; 32. connecting lugs; 34. a bolt; 35. inserting a ring; 41. a rotating shaft; 42. a rotating wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a rear dump skip for an inclined shaft is shown in figure 1 and comprises a skip case 1 and a traction mechanism, wherein a travelling device is arranged at the bottom of the skip case 1 and comprises a rotating shaft 41 and a rotating wheel 42. The two rotating shafts 41 are rotatably connected to the bottom of the hopper case 1, and one rotating shaft 41 is provided with two rotating wheels 42 and is located at two ends of the rotating shaft 41. The external power mechanism pulls the hopper box 1 to move through the traction mechanism.

As shown in figure 1, the traction mechanism comprises a traction frame 2 shaped like L, the traction frame 2 is arranged at one end of the hopper box 1, guide wheels 11 are arranged on two sides of the other end of the hopper box 1, the traction frame 2 comprises a support rod 21 and connecting rods 22 fixed at two ends of the support rod 21, a space is reserved between the support rod 21 and the hopper box 1, the two connecting rods 22 are arranged on two sides of the hopper box 1, the end part of one end, away from the support rod 21, of each connecting rod 22 is fixedly connected with the outer wall of the hopper box 1 through a fixing shaft 29, and a power mechanism drives the hopper box 1 to move through the support rod 21 and.

As shown in fig. 1 and 2, the end of the bucket 1 directed to the support rod 21 and the surface of the support rod 21 directed to the bucket 1 are both provided with a connecting lug 32. The total four engaging lugs 32, two liang just to, two engaging lugs 32 in a pair are located hopper case 1 and branch 21 respectively, are connected with safety chain 31 between every pair of engaging lugs 32, and the length of safety chain 31 is greater than the interval between branch 21 and the hopper case 1. When the link 22 or the fixed shaft 29 is not broken, the safety chain 31 is in a slack state. When the connecting rod 22 or the fixed shaft 29 is broken, the hopper box 1 slides backwards until the safety chain 31 is tightened, and the safety chain 31 connects the support rod 21 with the hopper box 1 to prevent the hopper box 1 from being separated from the traction mechanism to cause safety accidents.

As shown in fig. 2, a connection hole is formed at an end of the connection lug 32, a plug 34 is inserted into the connection hole, and an insertion ring 35 engaged with the plug 34 is provided at an end of the safety chain 31. The latch pin 34 is inserted into the coupling hole through the insert ring 35, thereby coupling the safety chain 31 with the coupling lug 32. The safety chain 31 is connected between the supporting rod 21 and the hopper box 1 in a mode of the bolt 34, and the safety chain 31 is simple in connection mode with the hopper box 1 and the supporting rod 21 and convenient to disassemble and assemble.

As shown in fig. 2, two sliding holes are formed in the supporting rod 21, a traction rod 23 perpendicular to the supporting rod 21 is connected in the sliding holes in a sliding manner, one end of the traction rod 23 penetrates through the sliding holes and points to the hopper box 1, and the other end of the traction rod is located on one side of the supporting rod 21 departing from the hopper box 1. A traction shaft 25 is fixed between the ends of the two traction rods 23 far away from the hopper box 1, a traction ring 26 is sleeved on the traction shaft 25, and the traction ring 26 is used for being connected with a power mechanism to provide power. The power mechanism applies power to the traction mechanism through the traction rod 23.

As shown in fig. 2, an adjusting bolt 27 is connected to the end of the drawbar 23 pointing to the hopper case 1 through a screw thread, two dishes 28 with opposite openings are arranged between the adjusting bolt 27 and the supporting rod 21, one of the dishes 28 is abutted against the adjusting bolt 27, and the other dish 28 is abutted against the supporting rod 21. A buffer spring 24 sleeved on the traction rod 23 is arranged between the two containing dishes 28. The power mechanism applies traction force to the traction rod 23, when the power mechanism stops applying the power, the hopper box 1 and the support rod 21 still have certain speed and can continue to slide for a certain distance, at the moment, the hopper box 1 drives the support rod 21 to continue to move forwards, the traction rod 23 follows the power mechanism to stop moving, the traction rod 23 slides in the sliding hole, the buffer spring 24 is stretched, and the buffer spring 24 buffers the hopper box 1, so that the stability of the hopper box 1 is improved.

The specific implementation process comprises the following steps: the power mechanism is connected to the traction ring 26 to apply traction to the movement of the hopper 1. When the link 22 or the fixing shaft 29 is broken, the hopper 1 slips backward and the safety chain 31 is tightened, thereby preventing the hopper 1 from being separated from the strut 21.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The inclined shaft rear-dump skip comprises a skip box (1) and a traction mechanism, wherein a walking device is arranged at the bottom of the skip box (1), and the inclined shaft rear-dump skip is characterized in that the traction mechanism comprises an L-shaped traction frame (2), the traction frame (2) comprises a supporting rod (21) and two connecting rods (22), the two connecting rods (22) are located on two sides of the skip box (1), one end of each connecting rod (22) is connected with the skip box (1), the other end of each connecting rod is connected with the corresponding supporting rod (21), a space is reserved between the corresponding supporting rod (21) and the skip box (1), a safety chain (31) is connected between the corresponding supporting rod (21) and the corresponding end of the skip box (1), and the length of each safety chain (31) is larger than the space between the corresponding supporting rod (21) and the skip box (1).

2. The inclined shaft rear dumping skip of claim 1, wherein: the tip of branch (21) and hopper case (1) is equipped with engaging lug (32), the connecting hole has been seted up to the tip of engaging lug (32), wear to be equipped with bolt (34) in the connecting hole, the tip of safety chain (31) is equipped with inserts ring (35) with bolt (34) matched with.

3. The inclined shaft rear dumping skip of claim 1, wherein: one end of the hopper box (1) far away from the traction mechanism is provided with a guide wheel (13).

4. The inclined shaft rear dumping skip of claim 1, wherein: a draw bar (23) perpendicular to the support rod (21) is arranged on one side, away from the hopper box (1), of the support rod (21), the draw bar (23) penetrates through the support rod (21) and points to the hopper box (1) and is in sliding connection with the support rod (21), and a buffer spring (24) is connected between the end, pointing to the hopper box (1), of the draw bar (23) and the support rod (21).

5. The inclined shaft rear dumping skip of claim 4, wherein: the two traction rods (23) are arranged, a traction shaft (25) is fixed between the end parts of the two traction rods (23) far away from the hopper box (1), and a traction ring (26) is sleeved on the traction shaft (25).

6. The inclined shaft rear dumping skip of claim 4, wherein: the end, pointing to the hopper box (1), of the draw bar (23) is connected with an adjusting bolt (27) in a threaded mode, and the buffer spring (24) is located between the adjusting bolt (27) and the support rod (21).

7. The inclined shaft rear dumping skip of claim 6, wherein: and two ends of the buffer spring (24) are provided with containing dishes (28), one containing dish (28) is abutted against the adjusting bolt (27), and the other containing dish (28) is abutted against the support rod (21).