CN214330689U - Buffer type automatic lifting car fishing door for inclined shaft - Google Patents

Abstract

A buffer type automatic lifting car fishing door for an inclined shaft is characterized in that an ascending photoelectric switch and a descending photoelectric switch which are self-locked with each other are mounted on the inner top wall of the inclined shaft, the ascending photoelectric switch is close to a slope changing point of the inclined shaft, and the descending photoelectric switch is arranged on one side, far away from the slope changing point, of the ascending photoelectric switch; the ascending and descending photoelectric switch is electrically connected with the lifting motor through the control box, so that when the mine car reaches the ascending or descending photoelectric switch, the photoelectric switch controls the lifting motor to pull up or lower down the car door; and the fishing car door consists of an anti-collision buffer cable and an anti-collision baffle which can realize buffering. Therefore, the fishing car door adopts the ascending and descending photoelectric switches to acquire signals to control the lifting motor to move so as to lift the fishing car door and realize full-automatic control; and drag for the door and adopt anticollision buffering cable and anticollision baffle to carry out double-deck buffer protection, can effectively guarantee that the inclined shaft mine car is promoting and transferring the in-process to stopping of the thing that falls, guarantee borehole operation safety.

Description

Buffer type automatic lifting car fishing door for inclined shaft

Technical Field

The utility model relates to a mine safety facility, concretely relates to motor automated control's inclined shaft buffering type automatic rising drags for door.

Background

Inclined shafts are commonly used for ore lifting, and the inclined shafts are required to be unobstructed during ore lifting so as to ensure the safety of underground operation. Therefore, when the mine car is lifted upwards from the underground filled with ores and passes through the slope changing point to the unloading point of the shaft, a set of safety device must be installed at the slope changing point to block all falling objects in the area above the slope changing point from falling downwards so as to ensure that the shaft is safe at the moment, so that a fishing door is generated, and the fishing door is lifted when the mine car goes upwards or downwards to ensure the smooth running of the mine car. However, the conventional car scooping door is generally manually controlled, and the car scooping door has no buffering property, is inconvenient to use and is not safe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a to the not enough of above-mentioned prior art, provide a convenient to use and can strengthen the inclined shaft buffering type automatic rising of mine inclined shaft security drag for the door.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the buffer type automatic lifting fishing gate for the inclined shaft comprises a fishing gate, and is characterized by further comprising an ascending photoelectric switch, a descending photoelectric switch, a control box and a lifting motor, wherein the ascending photoelectric switch and the descending photoelectric switch are mounted on the inner top wall of the inclined shaft, the ascending photoelectric switch is close to a slope change point of the inclined shaft, the descending photoelectric switch is arranged on one side, away from the slope change point, of the ascending photoelectric switch, and the ascending photoelectric switch and the descending photoelectric switch are self-locked with each other; the lifting motor is arranged in a safety hole of the inclined shaft; the ascending photoelectric switch and the descending photoelectric switch are electrically connected with the lifting motor through the control box, the lifting motor is connected with the fishing car door, and when the mine car reaches the ascending or descending photoelectric switch, the ascending photoelectric switch controls the lifting motor to pull up the fishing car door or the descending photoelectric switch controls the lifting motor to lower the fishing car door; and should drag for the door and constitute by the crashproof buffering cable and the anticollision baffle that can realize the buffering, the one end of this anticollision baffle is fixed in roof in the inclined shaft, and the other end is the free end, and the first wire rope of this promotion motor is connected the back with crashproof buffering cable and is fixed in the free end of this anticollision baffle, drags for the door and falls the free end of this anticollision baffle and supports and lean on in this inclined shaft inner wall after the back.

Preferably, an ascending contactor KS and a descending contactor KX are arranged in the control box, the ascending photoelectric switch is electrically connected with the lifting motor through the ascending contactor KS, and the descending photoelectric switch is electrically connected with the lifting motor through the descending contactor KX.

Preferably, a guide pulley is fixed on the inner top wall of the inclined shaft, and a first steel wire rope of the lifting motor is connected with the anti-collision buffer cable after bypassing the guide pulley.

Preferably, the upper end and the lower end of the anti-collision buffer cable are respectively provided with a travel limit switch. And the anti-collision buffer cable comprises a plurality of steel pipes and a plurality of second steel wire ropes, one end of each second steel wire rope is fixed on the inner top wall of the inclined shaft, the other end of each second steel wire rope is sequentially and vertically connected with each steel pipe, steel rings are welded in the middle of the steel pipes, and the first steel wire rope of the lifting motor bypasses the guide pulley and then sequentially penetrates through the steel rings of the steel pipes to be fixed at the free end of the anti-collision baffle. And two ends of the steel pipe are fixed on the inner walls of two sides of the inclined shaft through third steel wire ropes.

Preferably, a plurality of I-shaped steel are installed on the anti-collision baffle.

Preferably, the rising and falling photoelectric switches are implemented by using diffuse reflection photoelectric switches E3JK-DR12-C of Ohlong.

Preferably, the control box is arranged near a grade changing point outside the inclined shaft, and buttons SB1, SB2 and SB3 are arranged on the surface of the control box.

Therefore, the fishing car door of the utility model adopts the ascending and descending photoelectric switches to collect signals to control the lifting motor to move so as to lift the fishing car door, thereby realizing full-automatic control and being safer and more reliable than the traditional manual control fishing car door; and drag for the door and adopt the anticollision buffering cable that comprises steel pipe and wire rope and be equipped with the crashproof baffle of I-steel to carry out double-deck buffer protection, drag for the door safer, reliable more than current individual layer protection, can effectively guarantee the inclined shaft mine car promote with transfer the in-process to stopping of falling object, guarantee borehole operation safety.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a plan view of the crash cushion cable of the present invention.

Fig. 3 is a first electric control diagram of the present invention.

Fig. 4 is a second electrical control diagram of the present invention.

In fig. 3-4: SB1, SB2, and SB3 are buttons, the lower X and upper X are travel limit switches, KS is an up contactor, KX is a down contactor, GS is an up photoelectric switch, and GX is a down photoelectric switch.

Detailed Description

Referring to fig. 1-2, the utility model relates to a car door is dragged for in inclined shaft buffering type automatic rising utilizes photoelectric switch auto-induction signal, realizes weak current control forceful electric power to the lift motor power supply and break down and realize dragging for the lift of car door through ac contactor, including rising photoelectric switch 1, decline photoelectric switch 2, control box 3, lift motor 4 and drag for car door 5, wherein:

the ascending photoelectric switch 1 and the descending photoelectric switch 2 are installed on the inner top wall of the inclined shaft 6, the ascending photoelectric switch 1 is close to the slope changing point 7 of the inclined shaft 6, and the descending photoelectric switch 2 is arranged on one side of the ascending photoelectric switch 1 far away from the slope changing point 7. The detection distance of the ascending photoelectric switch 1 and the descending photoelectric switch 2 depends on the actual situation, but the ascending or descending photoelectric switch must be operated when the mine car reaches the ascending or descending photoelectric switch. The ascending photoelectric switch 1 and the descending photoelectric switch 2 are self-locked with each other, and in the embodiment, the ascending photoelectric switch 1 and the descending photoelectric switch 2 adopt an ohm-dragon diffuse reflection photoelectric switch E3JK-DR 12-C.

The control box 3 is installed in the vicinity of a slope-changing point 7 outside the inclined shaft 6, and is electrically connected to the ascending photoelectric switch 1 and the descending photoelectric switch 2. Buttons SB1, SB2, SB3 are provided on the surface of the control box 3, and an up-contactor KS and a down-contactor KX are provided therein, please refer to fig. 3-4.

The lifting motor 4 is installed in a safety hole of an inclined shaft 6, the ascending photoelectric switch 1 is electrically connected with the lifting motor 4 through an ascending contactor KS, and the descending photoelectric switch 2 is electrically connected with the lifting motor 4 through a descending contactor KX. And the first steel wire rope 41 of the lifting motor 4 bypasses the guide pulley 8 fixed on the inner top wall of the inclined shaft 6 and then is connected with the car scooping door 5, when the mine car reaches the ascending or descending photoelectric switch, the ascending photoelectric switch 1 controls the ascending contactor KS to be closed to control the lifting motor 4 to pull up the car scooping door 5 through the first steel wire rope 41, or the descending photoelectric switch 2 controls the descending contactor KX to be closed to control the lifting motor 4 to lower the car scooping door 5 through the first steel wire rope 41, please refer to fig. 3-4 in combination.

The salvage car door 5 is composed of an anti-collision buffer cable 51 and an anti-collision baffle 52, the anti-collision buffer cable 51 comprises a plurality of steel pipes 511 and a plurality of second steel wire ropes 512, one end of each second steel wire rope 512 is fixed on the inner top wall of the inclined shaft 6, the other end of each second steel wire rope 512 is sequentially and vertically connected with each steel pipe 511, two ends of each steel pipe 511 are fixed on the inner walls of two sides of the inclined shaft 6 through third steel wire ropes 513, a steel ring 514 is welded in the middle of each steel pipe 511, the first steel wire rope 41 of the lifting motor 4 sequentially passes through the steel rings 514 of the steel pipes 511 and is fixed on one end of the anti-collision baffle 52, the end of the anti-collision baffle 52 is a free end, the free end of the anti-collision baffle 52 abuts against the inner wall of the inclined shaft after the salvage car door falls down, and the other end of the anti-collision baffle 52 is fixed on the inner top wall of the inclined shaft 6. Thus, when the lifting motor 4 pulls the scooping vehicle door 5 upwards, the lifting motor 4 acts, the first steel wire rope 41 pulls the anti-collision baffle 52 upwards, and meanwhile, the anti-collision buffer rope 51 is folded, and the scooping vehicle door ascends; when the fishing door is transferred, the lifting motor 4 acts, the first steel wire rope 41 is transferred to drive the anti-collision baffle 52 to be transferred, and meanwhile, the anti-collision buffer rope 51 is released. And the upper end and the lower end of the anti-collision buffer cable 51 are respectively provided with an upper X and a lower X of a travel limit switch, and when the fishing car door 5 starts to ascend or descend, the operation is stopped if the travel limit switch is touched. Preferably, a plurality of i-beams 521 are installed on the crash barrier 52.

So, transfer when the mine car, at first reach the photoelectric switch that rises, trigger the photoelectric switch that rises at the mine car and promote the motor action behind, drag for the door and begin to rise, drag for the door behind touching stroke limit switch and stop rising, the mine car is through dragging for the door. Fill the ore from the pit and up promote when the mine car, at first through the door that drags for of suspension, rethread decline photoelectric switch, promote the motor action after the mine car triggers decline photoelectric switch, the door that drags for of suspension begins to transfer, stops transferring after touching travel limit switch (drag for the door and transfer, must transfer the back that targets in place, just can open the pull-up), whole process realizes the automation completely, has improved the reliability and the security of dragging for the door.

Because the single photoelectric switch is adopted for control, after the mine car triggers the ascending photoelectric switch, the fishing car door ascends, and the mine car must pass through the descending photoelectric switch to prevent the equipment from misoperation when the fishing car door is not lifted in place. The ascending photoelectric switch and the descending photoelectric switch are self-locked with each other, and the purpose is to prevent equipment misoperation.

Claims (9)

1. The buffer type automatic lifting bailing vehicle door for the inclined shaft comprises a bailing vehicle door (5) and is characterized by further comprising an ascending photoelectric switch (1), a descending photoelectric switch (2), a control box (3) and a lifting motor (4), wherein the ascending photoelectric switch (1) and the descending photoelectric switch (2) are installed on the inner top wall of the inclined shaft (6), the ascending photoelectric switch (1) is close to a slope changing point (7) of the inclined shaft (6), the descending photoelectric switch (2) is arranged on one side, away from the slope changing point (7), of the ascending photoelectric switch (1), and the ascending photoelectric switch (1) and the descending photoelectric switch (2) are self-locked with each other; the lifting motor (4) is arranged in a safety hole of the inclined shaft (6); the ascending photoelectric switch (1) and the descending photoelectric switch (2) are electrically connected with the lifting motor (4) through the control box (3), the lifting motor (4) is connected with the fishing car door (5), and when the mine car reaches the ascending or descending photoelectric switch, the ascending photoelectric switch (1) controls the lifting motor (4) to pull up the fishing car door (5) or the descending photoelectric switch (2) controls the lifting motor (4) to lower the fishing car door (5); and should drag for door (5) and constitute by crashproof buffering cable (51) and anticollision baffle (52) that can realize the buffering, the one end of this anticollision baffle (52) is fixed in roof in the inclined shaft, and the other end is the free end, and the first wire rope (41) of this hoisting motor (4) are connected the back with anticollision buffering cable (51) and are fixed in the free end of this anticollision baffle (52), drag for the free end of this anticollision baffle (52) to lean on in this inclined shaft inner wall after door (5) fall.

2. The slant buffer type automatic elevating scoop car door according to claim 1, wherein an up contactor KS and a down contactor KX are provided in said control box (3), said up photoelectric switch (1) is electrically connected to said elevating motor (4) through said up contactor KS, and said down photoelectric switch (2) is electrically connected to said elevating motor (4) through said down contactor KX.

3. The inclined shaft buffer type automatic lifting fishing door according to claim 1, wherein the upper end and the lower end of the anti-collision buffer cable (51) are respectively provided with a travel limit switch.

4. The slant well buffer type automatic lifting car scooping door as claimed in claim 1, wherein a guide pulley (8) is fixed on the inner top wall of the slant well (6), and the first wire rope (41) of the lifting motor (4) is connected with the anti-collision buffer rope (51) after passing around the guide pulley (8).

5. The slant-hole buffer type automatic lifting car scooping door as claimed in claim 4, wherein the anti-collision buffer cable (51) comprises a plurality of steel pipes (511) and a plurality of second steel wire ropes (512), one end of each second steel wire rope (512) is fixed on the inner top wall of the slant hole (6), the other end of each second steel wire rope is sequentially and vertically connected with each steel pipe (511), a steel ring (514) is welded in the middle of each steel pipe (511), and the first steel wire rope (41) of the lifting motor (4) bypasses the guide pulley (8) and then sequentially passes through the steel rings (514) of the steel pipes (511) to be fixed on the free end of the anti-collision baffle (52).

6. The buffer type automatic lifting car fishing door for the inclined shaft as claimed in claim 5, wherein both ends of the steel pipe (511) are fixed on the inner walls of both sides of the inclined shaft (6) through third steel cables (513).

7. The inclined shaft buffer type automatic lifting fishing door according to claim 1, characterized in that a plurality of I-shaped steel (521) are arranged on the anti-collision baffle (52).

8. The slant-buffered automatic elevating fishing door according to claim 1, wherein the ascending photoelectric switch (1) and the descending photoelectric switch (2) are diffuse reflection photoelectric switches E3JK-DR12-C of ohron.

9. The slope buffer type automatic lifting fishing door according to claim 1, characterized in that the control box (3) is installed near the slope changing point (7) outside the slope (6), and buttons SB1, SB2 and SB3 are arranged on the surface.

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