CN209940405U

CN209940405U - Mine detection probe lifter

Info

Publication number: CN209940405U
Application number: CN201920637965.XU
Authority: CN
Inventors: 梁常琛; 常有; 李美梅; 赵玲玲; 王沛源; 杨州
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-01-14
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a mine detection probe lifter, which comprises a shell, a wire rope wheel-hook assembly, a rotary separating-combining assembly, a rope winding roller assembly, a brake assembly and a positioning pin; the utility model discloses technical scheme makes the operation workman stand and can reach the purpose of conveniently changing test probe with the hand control riser rocking arm on tunnel bottom plate, has saved the manpower, and the operation workman can be light simple completion change test probe's work, reduces accident potential. Meanwhile, the probability of looseness of the connecting wire is greatly reduced, the probability of false alarm of the detection probe is reduced, and the brake assembly is designed, so that the detection probe can slowly descend at a constant speed, and the detection probe is prevented from being damaged due to rapid falling.

Description

Mine detection probe lifter

Technical Field

The utility model relates to a colliery is automatic in the pit technical field that goes up and down, specifically is a mining test probe riser.

Background

Along with the improvement of mechanized mining speed of coal mines, harmful leakage accidents such as gas and carbon monoxide often occur in the underground operation process, once the concentration of harmful gas exceeds standard, serious safety accidents such as gas explosion, carbon monoxide poisoning and the like are easily caused, in order to realize safe production of the coal mines, the coal mines must use gas probes, carbon monoxide detectors and the like to carry out harmful gas detection devices, strict requirements are provided for the hanging positions and heights of detection instruments, the hanging positions and heights of other probes such as the gas and the carbon monoxide cannot be changed at will, otherwise, false alarm can be caused, and therefore, a great deal of inconvenience is brought to workers.

The traditional detector probe hanging method is that an operator steps on a ladder to install a hanging ring on a top plate of a roadway by punching, the detector probes such as a gas probe and carbon monoxide are hung on the hanging ring, the requirement of coal mine safety regulation requires that the gas detection probe is required to be taken off and calibrated every 15 days, the operator must step on the ladder to climb up and down, time and labor are wasted, potential safety hazards also exist when the operator frequently climbs up and down the ladder, and once the probe is shaken during operation, the frequency is increased, the connector is easy to loosen, and false alarm of the detector is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve traditional detector probe and hang inconvenient problem, provide a novel mining test probe riser.

In order to realize the above-mentioned purpose, the utility model provides a mining test probe riser includes: the device comprises a shell, a wire rope wheel-hook assembly, a rotary on-off assembly for controlling the hook to lift, a rope winding roller assembly and a positioning pin; a shell positioning pin hole is formed in the lower portion of the left side plate of the shell, clutch transmission shaft holes are correspondingly formed in the left side plate and the right side plate, and a through hole is formed in the right side plate; the wire rope wheel-hook assembly comprises a wire rope wheel, a hook and a steel wire rope, wherein the wire rope wheel, the hook and the steel wire rope are arranged on a top plate and a side of the roadway; the rotating separation-combination assembly comprises a transmission shaft penetrating through left and right side plates of the shell, a rocker arm and a rotating handle are vertically arranged at the head part of the transmission shaft, a rocker arm positioning pin hole is formed in the position, corresponding to the shell positioning pin hole, on the rocker arm, a power transmission tooth, a first spring seat, a return spring and a second spring seat are sequentially arranged at the tail part of the transmission shaft, and the first spring seat, the return spring and the second spring seat are sequentially movably sleeved on the transmission shaft and are positioned outside the right side plate of the shell; the end part of the tail part of the transmission shaft limits the movement of the return spring through a fixing pin; the winding drum assembly is sleeved on the transmission shaft and comprises a rope winding drum, a rope baffle plate and a brake disc which are respectively and fixedly arranged at two ends of the rope winding drum, and a power transmission gear sleeve which is arranged on the inner wall of the winding drum and matched with the power transmission gear; the steel wire rope is wound on the rope winding drum; the locating pin inserts in rocker arm locating pin hole and shell locating pin hole.

The utility model discloses technical scheme makes the operation workman stand and can reach the purpose of conveniently changing test probe with the hand control riser rocking arm on tunnel bottom plate, has saved the manpower, and the operation workman can be light simple completion change test probe's work, reduces accident potential. Meanwhile, the probability of looseness of the connecting wire is greatly reduced, and the probability of false alarm of the detection probe is reduced. The brake assembly is designed, so that the detection probe can slowly descend at a constant speed, and the damage caused by the quick falling of the detection probe is prevented.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below.

Fig. 1 is the structure schematic diagram of an embodiment of the mining detection probe lifter of the utility model.

Fig. 2 is a schematic structural diagram of the housing of the present invention.

Fig. 3 is a schematic structural view of the rotating separation-combination assembly of the present invention.

Fig. 4 is a schematic structural view of the winding drum assembly of the present invention.

Fig. 5 is a schematic structural view of the positioning pin body of the present invention.

Fig. 6 is a schematic structural view of the dowel seat of the present invention.

Fig. 7 is a schematic structural diagram of the brake assembly of the present invention.

Fig. 8 is a schematic view of the rope guiding wheel structure of the rope guiding wheel-hook assembly of the present invention.

Fig. 9 is a schematic view of the hook structure of the wire rope wheel-hook assembly of the present invention.

Fig. 10 is a schematic structural diagram of the wire spool assembly according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a mine detection probe lifter, referring to fig. 1-10, the lifter comprises a shell 1, a wire rope wheel-hook assembly 6, a rotary separation-combination assembly 2, a rope winding roller assembly 3 and a positioning pin 4; wherein the content of the first and second substances,

a shell positioning pin hole 106 is formed in the lower portion of the left side plate of the shell 1, clutch transmission shaft holes 104 are correspondingly formed in the left side plate and the right side plate, and a through hole 105 is formed in the right side plate; the wire rope wheel-hook assembly 6 comprises a wire rope wheel 604, a hook 609 and a steel wire rope, wherein the wire rope wheel-hook assembly is arranged on a top plate and a side of the roadway, one end of the steel wire rope is connected with a hook steel wire rope connecting hole 608, and the other end of the steel wire rope penetrates through the wire rope wheel 604 and is fixed on the winding roller assembly 3; as shown in fig. 3, the rotation separation-combination assembly 2 includes a transmission shaft 204 penetrating through the left and right side plates of the housing 1, a rocker arm 203 and a rotation handle 201 are vertically installed at the head of the transmission shaft 204, a rocker arm positioning pin hole 202 is opened at a position on the rocker arm 203 corresponding to the housing positioning pin hole 106, a power transmission tooth 206, a first spring seat 207, a return spring 211 and a second spring seat 208 are sequentially provided at the tail of the transmission shaft 204, and the first spring seat 207, the return spring 211 and the second spring seat 208 are sequentially movably sleeved on the transmission shaft 204 and are located outside the right side plate of the housing 1; the end of the tail of the transmission shaft 204 limits the movement of the return spring 211 through a fixed pin; the winding drum assembly 3 is sleeved on the transmission shaft 204 of the rotating clutch assembly 2, as shown in fig. 4, the winding drum assembly 3 comprises a rope winding drum 305, a rope blocking plate 302 and a brake disc 306 which are respectively and fixedly arranged at two ends of the rope winding drum 305, and a power transmission gear sleeve 307 which is arranged on the inner wall of the winding drum 305 and is matched with the power transmission gear 206 of the rotating clutch assembly, wherein the power transmission gear sleeve 307 is positioned at one side of the brake disc 306 on the winding drum 305; the wire rope is wound around the rope drum 305; the positioning pin 4 prevents the rotation of the rotation separation-engagement assembly 2 by being inserted into the rocker arm positioning pin hole 202 and the housing positioning pin hole 106 of the rotation separation-engagement assembly 2.

Further, referring to fig. 2, the housing is provided with an outlet groove 101, and a spring seat hole 103 is provided outside a clutch transmission shaft hole 104 of the right side plate. The steel cable enters the housing from the outlet chute 101 and is fixed to the rope drum 305 of the winding drum assembly 3. The first spring seat 207, the return spring 211 and the second spring seat 208 of the rotating clutch assembly 2 are disposed in the spring seat hole 103 for protection.

In another embodiment, referring to fig. 3 and 4, further, a balance cylinder 205 is disposed on the transmission shaft 204 of the rotating clutch assembly 2, a balance cylinder sleeve 308 is disposed on the inner wall of the rope winding drum 305 of the winding drum assembly 3, and a gap is disposed between the balance cylinder 205 and the balance cylinder sleeve 308. The balancing cylinder 205 is used to ensure the concentricity of the rotating clutch assembly 2, the rope winding drum assembly 3 and the two clutch transmission shaft holes 104 on the housing 1, and prevent the transmission shaft 204 from shaking in the rope winding drum 305 during operation. During assembly, the power transmission teeth 206 and the balance cylinder 205 sequentially pass through the through hole in the middle of the rope guard 302 and enter the winding drum 305, and the power transmission teeth 206 are engaged with the power transmission gear sleeve 307.

Further, referring to fig. 4, a rope winding drum 305 of the winding drum assembly 3 is provided with a wire rope fixing plate 303 and a rope hole 304, and an anti-friction flange 301 is provided outside the rope blocking plate 302. The antifriction flange 301 has low friction coefficient and is wear-resistant, and can reduce friction when the rope guard 302 contacts the inner wall of the housing 1.

Further, referring to fig. 5 and 6, the positioning pin 4 includes a positioning pin body 403 and a positioning pin sleeve, the positioning pin body 403 is sleeved in the positioning pin sleeve, one end of the positioning pin body 403 is provided with a handle 401 and a positioning clip 402, the other end of the positioning pin body is provided with a turnbuckle, and the positioning pin body is sequentially provided with a third spring seat 404, a spring 405, a fourth spring seat 406, an adjusting nut 407 and a positioning pin head 408. The locating pin sleeve penetrates through the rocker locating pin hole 202, and the locating pin sleeve is provided with a clamping seat 409 for fixing a locating card, a locating pin seat 410 and an outer sleeve 411. The two corresponding sides of the circular clamping seat 409 are provided with grooves, and the third spring seat 404 is clamped outside the positioning pin seat 410. When the positioning card 402 is clamped in the groove, the positioning pin head 408 is inserted into the positioning pin hole 106 of the shell to prevent the rotation of the rotation separation-combination assembly 2; when the locator card 402 is clamped at the edge of the clamp seat 409, the locator pin head 408 leaves the housing locator pin hole 106.

The mining inspection probe riser in the embodiment, still includes: a brake assembly 5, as shown in fig. 7, the brake assembly 5 includes a brake push-pull disc 505, a brake pad 501 and a brake lever 504; the central opening of the braking push-pull disc 505 is sleeved on the transmission shaft 204 and is located between the second spring seat 208 and the fixing pin; a brake plate 501 is fixed at the lower part of a shoe body 503, and the upper end of the shoe body 503 is hinged on a connecting seat 102 on the inner wall of the shell through a shoe pin 502; the other end of the brake lever 504, one end of which is hinged to the brake push-pull plate 505, is hinged to the lower part of the shoe 503 through the through hole 105 of the housing 1. The brake of the winding drum assembly 3 is realized by pushing and pulling the transmission shaft 204 and further driving the brake lever 504 to push the brake pad 501 to contact and separate with and from the brake disc 306.

Further, referring to fig. 7, the brake assembly 5 includes a brake push-pull disc 306, two brake pads 501, two shoe bodies 503, and two brake levers 504, wherein the two brake levers 504 are respectively hinged to two sides of the brake push-pull disc 306. . The two brake pads 501 are respectively fixed in the shell by using shoe bodies 503 and shoe pins 502, two brake levers 504 are arranged on a brake push-pull disc 505 of the brake assembly 5 and connected with the lower parts of the two shoe bodies 503, when the brake push-pull disc 505 of the brake assembly 5 moves from inside to outside along with the rotating separation-combination assembly 2, the brake levers 504 are pushed to drive the brake pads 501 on the shoe bodies 503 to contact the brake disc 306 of the winding drum assembly 3, friction torque is generated, the speed of releasing the steel wire rope by the winding drum assembly 3 is reduced, and the effect of reducing the speed by using the two brake pads 501 is better.

Further, referring to fig. 8, a guide groove 602 and a guide rope groove 603 are provided on the guide pulley 604 of the guide pulley-hook assembly 6. The connecting wire of the gas probe is arranged in the wire guide groove 602, and the steel wire rope is arranged in the rope guide groove 603, so that the gas probe and the steel wire rope can smoothly move on the rope guide wheel. Referring to fig. 3, the fixing pin at the rear of the driving shaft 204 of the rotation clutch assembly 2 is a turnbuckle 210 and a nut 209. Nut 209 secures brake push-pull disc 505 of brake assembly 5 to drive shaft 204 of rotating clutch assembly 2.

Further, referring to fig. 10, in the present embodiment, a wire spool assembly 7 for winding a connection wire of the detection probe is further included, and the wire spool assembly includes an expansion screw connection hole, an L-shaped lug 701, a rear wire blocking plate 702, a wire spool 703, a front wire blocking plate 704, and a reinforcing rib 705.

Specifically, in the embodiment, referring to fig. 1, taking a hanging gas probe as an example, first, the rope guide wheels 604 of the multiple wire rope wheel-hook assemblies 6 of the mining detection probe lifter are fixed on the top plate and the upper surface of the roadway, the connecting wires and the lifting steel wire ropes of the gas probe are respectively penetrated in the wire guide grooves 602 and the wire guide grooves 603 of the rope guide wheels 604, the gas probe and the connecting wires are connected, and the gas probe is hung on the hook 609 of the wire rope wheel-hook assemblies 6; then the casing 1 and the wire spool assembly 7 are fixed on the coal side by expansion screws. When an operator hangs a gas probe in a coal mine underground roadway, the operator pulls the handle 401 of the positioning pin 4 by hand to compress the spring 405, releases the positioning pin head 408 from the shell positioning pin hole 106, and fixes the positioning clamp 402 on the clamping seat 409 of the positioning pin sleeve. At this time, the rotary handle 201 of the spin-on-clutch assembly 2 is rotated clockwise, and, through the swing arm 203, the transmission shaft 204 transmits the rotation torque to the power transmission teeth 206, the power transmission teeth 206 are meshed with the power transmission gear sleeve 307 to drive the rope winding roller 305 to rotate, the rope winding roller 305 drives the steel wire rope fixed on the rope winding roller to wind and rotate, at the moment, the steel wire rope slowly rises and shortens, the suspended gas probe is pulled from bottom to top until the gas probe is pulled to a reasonable position above the top plate, the positioning clamp 402 of the positioning pin 4 is clamped in the groove of the clamping seat 409 at the moment, the head 408 of the positioning pin enters the shell positioning pin hole 106 of the shell 1, the rotating separating-combining assembly 2 is limited by the positioning pin 4 and cannot rotate, redundant gas probe connecting wires are wound on the winding bobbin 703 of the winding disc assembly 7 to be stored, and the working cycle of lifting the gas probe is completed.

When the gas probe needs to be replaced, an operator pulls the rocker arm 203 of the rotating separating-combining assembly 2 outwards to drive the transmission shaft 204 to move from inside to outside, the power transmission gear sleeve 307 on the rope winding roller assembly 3 is smoothly separated from the power transmission gear 206, the gas probe drives the steel wire rope and the connecting wire to freely slide downwards from top to bottom under the action of the gravity of the gas probe, in order to prevent the gas detection probe from being damaged due to the overhigh sliding speed, the brake assembly 5 arranged at the tail part of the transmission shaft 204 of the rotating separating-combining assembly 2 starts to work, the brake push-pull disc 505 of the brake assembly 5 moves from outside to inside under the action of the pulling force of the transmission shaft 204, the brake lever 504 pushes the shoe 503 and the brake pad 501 to move forwards and generate friction with the brake disc 306 of the rope winding roller assembly 3, the return force spring 211 is compressed while the sliding speed of the gas probe is controlled until the gas probe slowly moves to, at this time, the working cycle of downward movement of the gas detection probe is completed, the rocker arm 203 of the rotary clutch assembly 2 is released, and the power transmission gear 206 and the power transmission gear sleeve 307 are smoothly meshed under the action of the return spring 211, so that preparation is made for the rising cycle after the gas detection probe is replaced.

The above description is only for the preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention.

Claims

1. Mining test probe riser, its characterized in that: comprises a shell, a wire rope wheel-hook assembly, a rotating separation-combination assembly for controlling the hook to lift, a rope winding roller assembly and a positioning pin;

a shell positioning pin hole is formed in the lower portion of the left side plate of the shell, clutch transmission shaft holes are correspondingly formed in the left side plate and the right side plate, and a through hole is formed in the right side plate;

the wire rope wheel-hook assembly comprises a wire rope wheel, a hook and a steel wire rope, wherein the wire rope wheel, the hook and the steel wire rope are arranged on a top plate and a side of the roadway;

the rotating separation-combination assembly comprises a transmission shaft penetrating through left and right side plates of the shell, a rocker arm and a rotating handle are vertically arranged at the head part of the transmission shaft, a rocker arm positioning pin hole is formed in the position, corresponding to the shell positioning pin hole, on the rocker arm, a power transmission tooth, a first spring seat, a return spring and a second spring seat are sequentially arranged at the tail part of the transmission shaft, and the first spring seat, the return spring and the second spring seat are sequentially movably sleeved on the transmission shaft and are positioned outside the right side plate of the shell; the end part of the tail part of the transmission shaft limits the movement of the return spring through a fixing pin;

the winding drum assembly is sleeved on the transmission shaft and comprises a rope winding drum, a rope baffle plate and a brake disc which are respectively and fixedly arranged at two ends of the rope winding drum, and a power transmission gear sleeve which is arranged on the inner wall of the winding drum and matched with the power transmission gear; the steel wire rope is wound on the rope winding drum;

the locating pin inserts in rocker arm locating pin hole and shell locating pin hole.

2. The mining test probe riser of claim 1, wherein: the positioning pin comprises a positioning pin body and a positioning pin sleeve, the positioning pin body is sleeved in the positioning pin sleeve, one end of the positioning pin body is provided with a handle and a positioning clamp, the other end of the positioning pin body is provided with a bolt buckle, and a third spring seat, a spring, a fourth spring seat, an adjusting nut and a positioning pin head are sequentially arranged on the positioning pin body; the locating pin sleeve penetrates through the locating pin hole of the rocker arm, the locating pin sleeve is provided with a circular clamping seat, a locating pin seat and an outer sleeve, the circular clamping seat is used for fixing a locating clamp, grooves are formed in two corresponding sides of the clamping seat, and the third spring seat is clamped outside the locating pin seat.

3. The mining test probe riser of claim 1, wherein: further comprising: a brake assembly, comprising: the brake comprises a brake push-pull disc, a brake pad, a shoe body and a brake lever; the center opening of the braking push-pull disc is sleeved on the transmission shaft and positioned between the second spring seat and the fixed pin; the brake plate is fixed on the lower part of the hoof body, and the upper end of the hoof body is hinged on the connecting seat on the inner wall of the shell through a hoof pin; the other end of the brake lever, one end of which is hinged with the brake push-pull disc, passes through the through hole of the shell and is hinged with the lower part of the shoe body.

4. The mining inspection probe riser of any of claims 1 to 3, wherein: the transmission shaft is provided with a balance cylinder, the inner wall of the rope winding roller of the winding roller assembly is provided with a balance cylinder sleeve, and a gap is arranged between the balance cylinder and the balance cylinder sleeve.

5. The mining inspection probe riser of any of claims 1 to 3, wherein: and a wire guide groove and a rope guide groove are arranged on the rope guide wheel of the wire rope wheel-hook assembly.

6. The mining inspection probe riser of any of claims 1 to 3, wherein: the shell is provided with a wire outlet groove, and a spring seat hole is formed outside the clutch transmission shaft hole of the side plate on one side.

7. The mining inspection probe riser of any of claims 1 to 3, wherein: and a steel wire rope fixing plate and a rope hole are arranged on a rope winding roller of the winding roller assembly, and an antifriction flange is arranged on the outer side of the rope blocking plate.

8. The mining test probe riser of claim 3, wherein: the brake assembly comprises a brake push-pull disc, two brake blocks, two shoe bodies and two brake levers, wherein the two brake levers are hinged with two sides of the brake push-pull disc respectively.