CN2386197Y

CN2386197Y - Control device for intercepting catcher in incline hoist

Info

Publication number: CN2386197Y
Application number: CN 99224364
Authority: CN
Inventors: 刘全文
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-07-02
Filing date: 1999-07-02
Publication date: 2000-07-05
Anticipated expiration: 2009-07-02

Abstract

The utility model provides a control device for intercepting a catcher in inclined well hoist, which is mainly composed of a mechanical part for intercepting a catcher and an electric part for controlling the mechanical part to contract or extend, wherein the electric part comprises an electromotor, and a main circuit and a control circuit which are used for controlling the electromotor to rotate forwards or inversely. The control circuit is internally connected with a mechanical switch used for starting the electromotor to rotate forwards or inversely. The control device solves the problem that false operation possibly occurs caused by the interference of on-site mixing frequency, the interference of dust, etc., which causes the catcher interception to be failed at present. The utility model has the advantages of simple structure, accurate control, no damage to devices, etc.

Description

Inclined shaft hoisting is prevented the sport car control device

The utility model relates to a kind of safety device of down-hole transportation usefulness, and especially a kind of inclined shaft hoisting is prevented the sport car control device.

At present, the mining of ferrous metal mine enterprise mainly is divided into mining in surface mining and the hole, down-hole, and mining is divided into shaft hoisting transportation ore and inclined shaft hoisting transportation ore again in the hole, down-hole.Inclined shaft hoisting transportation ore is the ore that exploitation is come out from the deep-well of ore deposit, down-hole, utilize elevator, steel cable to promote the mine car group is transported to ore inclined shaft top from the inclined shaft bottom process, because long-term heavy haul transport, the hook of the steel cable of Hoisting System and mine car group has discrepancy and takes place, if in case steel cable disconnects or the hook of mine car group disconnects, the mine car of heavy duty will generation sport car out of hand, cause the great production safety accident of car crash, bring enormous economic loss to the country and people.Although the existing measure that is used for anti-sport car is a lot, and the technology that adopts is also more advanced, adopts optoelectronic switch to control if any adopting the high-frequency induction switch to control, also having, have and adopt sensor to detect, also have adopt that ultrasonic wave detects or the like.But owing to be subjected to on-the-spot complex environment and assorted the interference frequently and the influence of factors such as dust interference, often cause the signal of its detection inaccurate, control untimelyly, even misoperation often takes place, so fail to obtain universal and application always.

The purpose of this utility model is to provide a kind of anti-sport car control device of inclined shaft hoisting simple and practical, precise control that not influenced by on-the-spot complex environment.

Another purpose of the present utility model is to provide a kind of mechanical part of interception sport car that can make to rise and fall automatically, and the inclined shaft hoisting that is unlikely to again to cause sport car to damage is prevented the sport car control device.

The purpose of this utility model is to realize like this, the anti-sport car control device of this inclined shaft hoisting mainly is made up of the electrical part branch that is used to tackle the mechanical part of sport car and control mechanical part contraction or stretching, extension, electric part comprises the main circuit and the control circuit of motor, control motor forward and backward, is connected with to be used to control the mechanical switch that the motor forward and backward starts in control circuit.

Further improvement of the utility model is that the switch that control motor forward and backward starts is a travel switch, and the trip switch is installed on the depth indicator in the elevator, move up and down by the slide block on the depth indicator and control being switched on or switched off of travel switch.The mechanical part that is used to tackle sport car is by the transmission mechanism that is installed in the top, tunnel, assembly pulley, by transmission mechanism control and walk around assembly pulley carry netting wire rope, with carry the iron sheet fagging that netting wire rope is connected and is positioned at assembly pulley below, be connected some nylon ropes of iron sheet fagging both sides, and be positioned at the rope stake of pulling that both sides, tunnel, iron sheet fagging the place ahead are used for fixing the nylon rope other end and form.

The utility model is owing to adopted the starting of mechanical switch control motor and stopped, the mechanical part that is used to tackle sport car is that the nylon nettle by flexibility constitutes, and when the car positioning is in closed condition thereon during location all the time, therefore having simple and practical, precise control, do not damage advantage such as car group, is a kind of anti-sport car control device with the normally closed type that puts prevention first.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is the electric part of the present utility model schematic diagram of control automatically;

Fig. 2 is the manually schematic diagram of control of electric part of the present utility model;

Fig. 3 is the front view of mechanical part of the present utility model;

Fig. 4 is the vertical view of Fig. 3;

Fig. 5 is the A-A view of Fig. 3.

Shown in Fig. 1,3, a kind of inclined shaft hoisting is prevented the sport car control device, mainly form by the electrical part branch that is used to tackle the mechanical part of sport car and control mechanical part contraction or stretching, extension, electric part comprises the main circuit and the control circuit of motor, control motor forward and backward, is connected with to be used to control the mechanical switch that the motor forward and backward starts in control circuit.The mechanical switch of wherein controlling the motor forward and backward is travel switch 1XK ₁, 1XK ₂, utilize that elevator is existing to become rotation into the self-condition of part translation, with the trip switch 1XK ₁, 1XK ₂Be installed on the depth indicator in the elevator, move up and down by the slide block on the depth indicator and control travel switch 1XK ₁, 1XK ₂Be switched on or switched off.When being used to tackle the mechanical part contraction of sport car or being stretched over to a certain degree, for the ease of the motor accurate stopping, the utility model is connected with in the control circuit of electric part and is used to control the limit switch 1XK that motor stops ₃, 1XK ₄Constant close contact, this limit switch is installed on the transmission mechanism of mechanical part, by limit switch 1XK ₃, 1XK ₄Constant close contact closed or disconnect control motor and be rotated further or stop immediately.

Recognize the residing duty of mechanical part (contraction state or extended configuration) that is used to tackle sport car intuitively for the ease of operating personnel, the limit switch 1XK that the utility model stops at the control motor ₃, 1XK ₄Constant open contact on be in series with signal lamp 1HD, 1LD, and this signal lamp is installed on the control cabinet that is positioned at the well head operating room.

Shown in Fig. 2,3, in elevator, do not have under the situation of depth indicator, in the time of promptly rotation can not being become the part translation, the utility model will be controlled mechanical switch employing hand switch 2ZA, the 2ZF that the motor forward and backward starts, 3ZA, 3FA.

Shown in Fig. 3,4,5, mechanical part of the present utility model is by the transmission mechanism 3 that is installed in the top, tunnel, assembly pulley 5, by transmission mechanism 3 control and walk around assembly pulley 5 carry netting wire rope 4, with carry the iron sheet fagging 6 that netting wire rope 4 is connected and is positioned at assembly pulley 5 belows, be connected some the nylon ropes 2 of iron sheet fagging 6 both sides, and be positioned at 1 composition of restricting of pulling that both sides, tunnel, iron sheet fagging 6 the place ahead are used for fixing nylon rope 2 other ends.Above iron sheet fagging 6, be connected with the oblique rollering steel rope 8 that prevents that it from swinging sideward moving.The tunnel installed inside has the backplate 7 that prevents mine car group derailing damage electricity cable.

Shown in Fig. 1,3, the motor in mechanical part of the present utility model and the electrical part is installed in a certain position of inclined shaft bottom, and when the mine car group was positioned at the below of mechanical part, netting was in the rising collapsed state; When elevator operation mine car group is crossed the mechanical part position, be installed in slide block on the other depth indicator of elevator and move touching and be installed in travel switch 1XK on the depth indicator ₂, travel switch 1XK ₂Closure is connected 1FC magnetic starter coil electricity, 1FC constant open contact closure, and the motor 1D operation of reverse, open the netting whereabouts, when netting opens up into to a certain degree, is installed in the limit switch 1XK on the mechanical part transmission mechanism ₄Constant close contact disconnect, the constant open contact closure, 1FC magnetic starter coil blackout, the 1FC constant open contact disconnects, and the 1D motor is out of service, netting falls to opening end, meanwhile the 1LD signal lamp is bright, and expression netting falls to opening termination, because the mine car group is between netting and inclined shaft upper end, if derailing accident takes place in this moment, just can tackle sport car timely and accurately by the open netting that falls.When the mine car group inclined shaft upper end descend run to net before during a certain position, the slide block that is installed on the depth indicator is touched travel switch 1XK ₁, travel switch 1XK ₁Closure, magnetic starter coil 1ZC energising, the constant close contact of magnetic starter 1ZC disconnects, the constant open contact closure, motor 1D is just transporting row, and netting rises and packs up, and when netting rises to a certain degree, is installed in the limit switch 1XK on the mechanical part transmission mechanism ₃The constant close contact action disconnects, and the constant open contact action is closed, simultaneously the outage of magnetic starter 1ZC actuating coil, make the constant open contact of 1ZC disconnect, the constant close contact closure, motor 1D is out of service, netting rises and packs up termination, and meanwhile the 1HD signal lamp is bright, and expression netting rises and packs up termination.The mine car group arrives by the netting position under the traction of elevator steel cable below it smoothly, finishes the once overall process of operation.Hand push button 1TA, 1ZA, the button that uses when 1FA is test run generally need not use when normally moving.

Shown in Fig. 2,3, manual control mode is identical with the principle of automatic control mode, difference only is that the starting of motor rotating is staff's direct control hand switch of getting the chamber by well head operating room and down-hole ready, wherein hand switch 2ZA, 2FA and corresponding signal lamp 2HD, 2LD all are installed in the operating room that is positioned at the well head place, and hand switch 3ZA, 3FA and corresponding signal lamp 3HD, 3LD are installed in that to be positioned at getting ready of down-hole indoor.

The utility model manually both can use separately with automatic two kinds of devices in real work, also can be arranged in use simultaneously in the tunnel in front and back.

The utility model not only is suitable for metallurgical mine to be used, and equally also is suitable for the colliery and uses, as long as control panel takes explosion precaution just can.

Claims

1, a kind of inclined shaft hoisting is prevented the sport car control device, mainly form by the electrical part branch that is used to tackle the mechanical part of sport car and control mechanical part contraction or stretching, extension, electric part comprises motor, the control motor just, the main circuit and the control circuit of counter-rotating, it is characterized in that in control circuit, being connected with and just be used to control motor, the mechanical switch that counter-rotating starts, this mechanical switch is travel switch and the trip switch is installed on the depth indicator in the elevator, move up and down by the slide block on the depth indicator and to control being switched on or switched off of travel switch, the mechanical part that is used to tackle sport car is by the transmission mechanism that is installed in the top, tunnel (3), assembly pulley (5), carry netting wire rope (4) by what assembly pulley (5) was controlled and walked around to transmission mechanism (3), with carry the iron sheet fagging (6) that netting wire rope (4) is connected and is positioned at assembly pulley (5) below, be connected some the nylon ropes (2) of iron sheet fagging (6) both sides, and be positioned at the rope stake (1) of pulling that both sides, iron sheet fagging (6) tunnel, the place ahead are used for fixing nylon rope (2) other end and form.

2, inclined shaft hoisting according to claim 1 is prevented the sport car control device, it is characterized in that being connected with in the control circuit of electric part being used to control the limit switch that motor stops, and this limit switch is installed on the transmission mechanism of mechanical part.

3, the anti-sport car control device of inclined shaft hoisting according to claim 2 is characterized in that being in series with signal lamp on the constant open contact that is used to control the limit switch that motor stops.

4, the anti-sport car control device of inclined shaft hoisting according to claim 1, the switch that it is characterized in that controlling the motor forward and backward is a hand switch.