CN103287458A - Semiautomatic bridge-type anti-sliding device - Google Patents
Semiautomatic bridge-type anti-sliding device Download PDFInfo
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- CN103287458A CN103287458A CN2013101915060A CN201310191506A CN103287458A CN 103287458 A CN103287458 A CN 103287458A CN 2013101915060 A CN2013101915060 A CN 2013101915060A CN 201310191506 A CN201310191506 A CN 201310191506A CN 103287458 A CN103287458 A CN 103287458A
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Abstract
The invention relates to a mine safeguard device, in particular to a semiautomatic bridge-type anti-sliding device. The semiautomatic bridge-type anti-sliding device mounted in an inclined shaft comprises a beam support disposed at the top of the inclined shaft, a bridge, a motor, and an operating table. Magnetic switches and limit switches are disposed on the beam support. A magnet is mounted on the bridge. The limit switches and the magnetic switches are disposed at the ends of the beam support, close to and far away from a moving shaft, respectively. A button for starting the bridge to ascend is disposed at a mouth of the inclined shaft, a button for starting the bridge to descend is disposed at the bottom of the inclined shaft, and a signal indicator is disposed besides each button. Each bridge descent and ascent control circuit is formed by serially connecting one button, one magnetic switch, one limit switch and one contactor. Through the bridge-type anti-sliding device, ascent and descent of the bridge can be indirectly controlled by a worker in a safety area, misoperation of the anti-sliding device is avoided, and ascent and descent positions of the bridge are limited by the magnetic switches. The semiautomatic bridge-type anti-sliding device has the advantages of simple structure, practicality, reliability, convenience in maintenance and the like.
Description
Technical field
The present invention relates to a kind of mine safety fender guard, relate in particular to a kind of catcher.
Background technology
In the slope tube-train hoisting, because articulating not firm or wire cable rupture etc., hitch causes that single mine car or bunching lose traction, be in state of weightlessness, the phenomenon of doing accelerated movement along the inclined shaft track naturally downwards is called " sport car ".In the mine produced, mine transportation casualty accident was more, is one of its multiple incidents with the inclined shaft tub accident again wherein, and derailing accident can cause serious personal injury or tremendous economic loss.The inclined shaft tub accident belongs to Yi Fa and is difficult to manage.It is seriously restricting the safety in production of mine.For absorption accident lesson, national security general bureau has proposed the measure of " slope three retainings ", simply says to be exactly: one, platform stop device, two, the following 20 meters stop buffer of grade change point, three, the arrester at the sloping end.For the research of the anti-derailing accident of the little blind inclined shaft in mine, Chinese scholars and getter author adopt different research techniquies through exploration and practice for many years, have summed up many anti-experience, management method and principles that fly to struggle against, and have obtained certain effect.These method and measures are summarized and are mainly contained reinforcement equipment and personnel inspection, employing and hide the chamber method, catcher etc. is installed.
By the reason of in the past little blind inclined shaft tub accident is studied, the immediate cause that discovery causes sport car more than 90% because the knuckle man does not hang up properly chain lock just bunching is advanced in the inclined shaft and cause, and the reason that causes them this mistake to occur to be the working environment of the moist anoxic of down-hole high temperature cause, the staff is long-time high-intensity work under this environment, the state of mind can descend fast, occurs carelessness or illusion easily.
Many mining areas are because various reasons working environment such as economic situation is difficult to obtain improvement fundamentally.In order to alleviate the consequence that derailing accident causes, can only be placed on research on the catcher.
Anti-running device for incline is exactly in order to stop vehicle out of control in the inclined shaft to continue operation downwards, to prevent a kind of safety device that accident further enlarges.Catcher mainly contains the platform stop device that is installed in slope mouth at present, be installed in normally closed blocking apparatus in the inclined shaft, be installed in the platform stop buffer at the bottom of the inclined shaft.According to the mine safety law regulation, little blind inclined shaft hoisting must be installed the normally closed blocking apparatus in inclined shaft.
At present, the catcher kind that use in the mine is more, and the catcher that adopts which kind of method of designing to design all must be reliably sensitive, and action is accurate, and cost is low, and its structure is too not complicated yet, in order to avoid manufacturing and difficult in maintenance.
The domestic relevant catcher patented technology that discloses is found in retrieval.
[patent No.] CN200820226025.3 for example, [title] Battering ram type anti-slipped device, [publication number]: CN201300864, a kind of Battering ram type anti-slipped device is disclosed, mainly formed by steel rope, slotting ring, hook, reaction bar, pedestal, rotating shaft, lance and protective cover etc., it is characterized in that, steel rope one end links to each other with car stopping rod by fixed pulley, the other end links to each other with slotting ring, slotting ring hangs on the hook, welding reaction bar in hook top has protective cover on the lance, reaction bar and lance are suspended on the pedestal.The actuating device of Battering ram type anti-slipped device and car bumper mechanism are unsettled fully, can not stop up malfunctioningly because of slag, and reflection is sensitive, and integral structure is simpler, and easy to maintenance.Its shortcoming is too high or once transport mine car when too much in charging, causes the amplitude of oscillation to increase gradually easily, causes misoperation.This type of catcher belongs to open in usual, is not now using.
[patent No.] CN200620070130.3, the mining inclined shaft jack catch of [title] normally closed car device, [publication number]: CN2887697, the mining inclined shaft jack catch of a kind of normally closed car device is disclosed, this device is provided with electric cabinet, rotary encoder, releasing winch, arrester, electric cabinet, releasing winch and arrester are directly installed in the pit shaft, one end of arrester is installed on the two side of pit shaft, the other end is connected with the steel rope of releasing winch and drops on naturally on the conveying track in the pit shaft and constitutes the angles of spending greater than 10 with ground level, the setting height(from bottom) of releasing winch is higher than the setting height(from bottom) of arrester, rotary encoder is installed on the winch of traction mine car, electric cabinet connects rotary encoder and releasing winch by cable, and its shortcoming is the influence that position transduser is subject to ambient environment.
[patent No.] CN200920066037.9, [title] a kind of mine running-resisting car device TT﹠C system, [publication number]: CN201650355U, disclose a kind of mine running-resisting car device TT﹠C system, it includes the photoelectric switch group that is installed in the tunnel, is installed in down-hole and aboveground control box, described photoelectric switch group, comprise three pairs of photoelectric switchs that are arranged in parallel on the sidewall of tunnel, two pairs are positioned at the vehilce-blocking door upstream, a pair of downstream that is positioned at, and the vehilce-blocking door upper and lower is equipped with travel switch; Aboveground and down-hole control box, aboveground control box comprises the PLC main frame, acoustic-optic alarm, reset button, the power line carrier switch of two transmissions and four received signals is connected with PLC; The down-hole control box comprises power supply, relay and contactless switch, and hand push button, the power line carrier switch of four transmissions and two received signals is connected with sensor; Aboveground and the power line carrier switch down-hole is tied by the electric wireline in the mine.But infrared ray can be disturbed by subsurface environment (as dust or other object), be easy to generate wrong action, and the speed surveyed of this device is not instantaneous velocity but average velociity, and the judgement of speed is then had error.
The inventor has proposed a kind of little blind anti-running device for incline in " popular science and technology " the 1st phase in 2012 " research of little blind anti-running device for incline and application ": S. A. bridge formation formula catcher is installed in the deviated well bore.The ST1 travel switch is installed on the slope mouth platform, and the ST2 travel switch is installed in the pit shaft of 4-5 meters of slope mouths, and ST3, ST4 travel switch are installed in the movable axle head of bridge formation, and ST5, ST6 travel switch are installed on the suspension bridge cross beam frame, about 20 meters away from well head be of bridge formations.Bridge formation action button SB is installed near the slope mouth.When little blind inclined shaft does not promote, prevent that flying bucket device is in the state of transferring, similar subframe bridge interception is in deviated well bore.If slope mouth has material to tumble in the inclined shaft, on material can only tumble and build bridge, and can not tumble at the bottom of the inclined shaft, so just protected the staff and the equipment that are at the bottom of the inclined shaft.But this catcher is that reliability and operability are all unsatisfactory, so the contriver makes further improvement to this.
Therefore contrasting prior art can find, there is the low and stable defect of insufficient of reliability in traditional catcher, is necessary to invent a kind of more safe and reliable catcher, reduces the accident rate of the little blind inclined shaft of metal mine, ensures workman's life security.
Summary of the invention
The objective of the invention is to overcome the low and stable defect of insufficient of traditional catcher reliability, a kind of safe and reliable S. A. bridge formation formula catcher is provided.
S. A. bridge formation formula catcher of the present invention is installed in the inclined shaft, comprise the cross beam frame that is installed in the deviated well bore top, the bridge formation that hazardous material (fluids) is played main barrier effect is connected with cross beam frame by movable axis, and cross beam frame is equipped with and drives the electrical motor of building bridge and raising and decentralizing; Comprise that also operator's station is transferred control circuit by bridge formation and built bridge and rises the control of control circuit realization to building bridge be used to transferring trolley, monitoring the operator's station of building bridge; Overarm brace is provided with for the magnetic switch of setting the position of building bridge rising or transferring and prevents from building bridge the travel switch of pulleying, operator's station is arranged on the winch drum next door of transferring trolley, magnet is installed on the bridge formation, near and away from the overarm brace end of movable axis travel switch, magnetic switch are housed respectively, start the button that rises of building bridge and be arranged on slope mouth, start the button that descends of building bridge and be arranged on the inclined shaft shaft bottom, two button next doors are equipped with signal indicator; The series connection that control circuit includes button, magnetic switch, travel switch, contactless switch is transferred and risen to bridge formation.
The end that lands that the wire rope rope that electrical motor hangs down is being built bridge.Be provided with contactless switch in the electric control box.Cross beam frame is anchored at the deviated well bore top.Signal indicator is the indicator lamp of red, green two kinds of colors.Described electrical motor is Electric Chain Blocks.
Adopt S. A. bridge formation formula catcher of the present invention, the lifting of building bridge can be controlled at safety zone indirectly by the workman, avoided the misoperation of catcher, limit the position of bridge formation lifting with magnetic switch, prevent the pulleying of building bridge with travel switch, advantages such as this device has simple in structure, and is practical reliable, easy to maintenance.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of S. A. bridge formation formula catcher of the present invention.
Fig. 2 is the electric control schematic diagram of S. A. bridge formation formula catcher of the present invention.
Among the figure, 1-build bridge; 2-magnetic switch; 3-travel switch; 4-signal indicator; 5-electric control box; 6-operator's station; 7-trolley; 8-winch drum; 9-electrical motor; 10-movable axis; 11-cross beam frame; 12-inclined shaft; 13-magnet; 14-button; 15-contactless switch.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, as shown in Figure 1, S. A. bridge formation formula catcher of the present invention is installed in the inclined shaft 12, comprise the cross beam frame 11 that is installed in the deviated well bore top, the bridge formation 1 that hazardous material (fluids) is played main barrier effect is connected with cross beam frame by movable axis 10, and cross beam frame is equipped with and drives the electrical motor 9 of building bridge and raising and decentralizing; Comprise that also operator's station is transferred control circuit by bridge formation and built bridge and rises the control of control circuit realization to building bridge be used to transferring trolley 7, monitoring the operator's station 6 of building bridge; Overarm brace is provided with for the magnetic switch 2 of setting the position of building bridge rising or transferring and prevents from building bridge the travel switch 3 of pulleying; Magnet 13 is installed on the bridge formation, near and away from the overarm brace end of movable axis 10 travel switch 3, magnetic switch 2 are housed respectively, the button that starting builds bridge rises is established 14 and is put at slope mouth, start the button 14 that descends of building bridge and be arranged on the inclined shaft shaft bottom, two button next doors are equipped with signal indicator 4; The series connection that control circuit includes button 14, magnetic switch 2, travel switch 3, contactless switch 15 is transferred and risen to bridge formation.The wire rope rope that electrical motor 9 hangs down is at the end that lands of bridge formation 1.Be provided with contactless switch in the electric control box 5.Cross beam frame anchoring 11 is at the deviated well bore top.Signal indicator 4 is indicator lamps of red, green two kinds of colors.Electrical motor 9 is Electric Chain Blocks.Operator's station 6 is arranged on winch drum 8 next doors of transferring trolley.
As shown in Figure 2, what play a major role in the electric-control system in the electric control schematic diagram of S. A. bridge formation formula catcher is to build bridge to transfer and rise control circuit, article two, circuit all is series connection of button 14, magnetic switch 2, travel switch 3, contactless switch 15, button 14 and contactless switch 15 parallel connections; Transfer and rise with bridge formation control circuit other in parallel be two bars indicator circuits, one bars indicator circuit is that magnetic switch 2 is connected with the green light formation in the signal indicator 4, and an other bars indicator circuit is that magnetic switch 2 is connected with the red light formation in the signal indicator 4.
The principle of work of S. A. bridge formation formula catcher of the present invention is: when not promoting, the bridge formation 1 in the pit shaft is in the interception state, and slope mouth signal indicator 4 red lights are bright, green light goes out.Under the elevator driver during emptying trolley 7, the workman of slope mouth is according to trolley 7 run location in inclined shaft, and the contactless switch 15 that the button 14 that startup is built bridge and descended, bridge formation rise in the control circuit gets electric adhesive and self-insurance, electrical motor 9 brings into operation, and builds bridge 1 by electrical motor 9 drive rises.Magnet 13 is followed and build bridge to be risen, and is installed in overarm brace end away from movable axis 10 when the effective magnetic field of magnet touches magnetic switch 2() time, to build bridge and rise contactless switch 15 dead electricity in the control circuit, electrical motor 9 stops, and builds bridge to stop to rise.At this moment, slope mouth signal indicator green light is bright, red light goes out, and expression is built bridge to have risen and put in place, and the elevator driver just can continue to transfer trolley.After trolley 7 is all crossed bridge formation, the workman who scoops out at the bottom of inclined shaft can press and start the button 14 of building bridge and descending, the contactless switch 15 that bridge formation is transferred in the control circuit gets electric adhesive and self-insurance, electrical motor 9 oppositely starts, and builds bridge to descend, and magnet 13 is followed to build bridge and descended, when touching magnetic switch 2(, the effective magnetic field of magnet is installed in overarm brace end near movable axis 10), bridge formation is transferred contactless switch 15 dead electricity in the control circuit, and electrical motor is out of service, builds bridge to stop to descend.Simultaneously, slope mouth signal indicator red light is bright, green light goes out, and the expression suspension bridge has recovered the interception state.
The above is preferred implementation of the present invention; should be pointed out that concerning those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also are considered as protection scope of the present invention.
Claims (6)
1. S. A. bridge formation formula catcher, be installed in the inclined shaft (12), comprise the cross beam frame (11) that is installed in inclined shaft (12) pit shaft top, the bridge formation (1) that hazardous material (fluids) is played main barrier effect is connected with cross beam frame by movable axis (10), and cross beam frame is equipped with and drives the electrical motor (9) of building bridge and raising and decentralizing; Comprise that also operator's station is transferred control circuit by bridge formation and built bridge and rises the control of control circuit realization to building bridge be used to transferring trolley (7), monitoring the operator's station (6) of building bridge; Overarm brace is provided with for setting and builds bridge rising or transfer the magnetic switch (2) of position and the travel switch (3) of the pulleying that prevents from building bridge, operator's station (6) is arranged on winch drum (8) next door of transferring trolley, it is characterized in that: magnet (13) is installed on the bridge formation, near and away from the overarm brace end of movable axis (10) travel switch (3) is housed respectively, magnetic switch (2), start the button (14) that rises of building bridge and be arranged on slope mouth, start the button (14) that descends of building bridge and be arranged on the inclined shaft shaft bottom, two button next doors are equipped with signal indicator (4); The series connection that control circuit includes button (14), magnetic switch (2), travel switch (3), contactless switch (15) is transferred and risen to bridge formation.
2. S. A. bridge formation formula catcher according to claim 1 is characterized in that: the wire rope rope that electrical motor (9) hangs down is at the end that lands of (1) of building bridge.
3. S. A. bridge formation formula catcher according to claim 1 is characterized in that: be provided with contactless switch (15) in the electric control box (5).
4. S. A. bridge formation formula catcher according to claim 1, it is characterized in that: cross beam frame (11) is anchored at the deviated well bore top.
5. S. A. bridge formation formula catcher according to claim 1, it is characterized in that: signal indicator (4) is the indicator lamp of red, green two kinds of colors.
6. S. A. bridge formation formula catcher according to claim 1 and 2, it is characterized in that: described electrical motor (9) is Electric Chain Blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101915060A CN103287458A (en) | 2013-05-22 | 2013-05-22 | Semiautomatic bridge-type anti-sliding device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101915060A CN103287458A (en) | 2013-05-22 | 2013-05-22 | Semiautomatic bridge-type anti-sliding device |
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| CN103287458A true CN103287458A (en) | 2013-09-11 |
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| CN2013101915060A Pending CN103287458A (en) | 2013-05-22 | 2013-05-22 | Semiautomatic bridge-type anti-sliding device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453991A (en) * | 2014-11-11 | 2015-03-25 | 江西理工大学 | Intelligent mine inclined shaft system |
| CN104444898A (en) * | 2014-09-29 | 2015-03-25 | 枣庄矿业（集团）有限责任公司滨湖煤矿 | Small-winch overwinding safety device |
| CN109630116A (en) * | 2018-11-16 | 2019-04-16 | 西北矿冶研究院 | Mining method for inclined medium-thickness blind ore body |
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| GB2079703A (en) * | 1980-07-10 | 1982-01-27 | Harding John Derrick | Mine-car arresting apparatus |
| CN2303083Y (en) * | 1997-07-02 | 1999-01-06 | 西安矿业学院 | Intelligent inclined shaft transportation vehicle protection device |
| CN201218107Y (en) * | 2008-07-11 | 2009-04-08 | 开滦(集团)有限责任公司信息与控制中心 | Automatic monitoring apparatus for incline shaft transportation security |
| CN202574259U (en) * | 2012-05-18 | 2012-12-05 | 徐州大恒测控技术有限公司 | Mine inclined roadway catcher |
| CN203283249U (en) * | 2013-05-22 | 2013-11-13 | 广西高峰矿业有限责任公司 | Semiautomatic bridging-type anti-sliding device |
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2013
- 2013-05-22 CN CN2013101915060A patent/CN103287458A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| GB2079703A (en) * | 1980-07-10 | 1982-01-27 | Harding John Derrick | Mine-car arresting apparatus |
| CN2303083Y (en) * | 1997-07-02 | 1999-01-06 | 西安矿业学院 | Intelligent inclined shaft transportation vehicle protection device |
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| 刘安明: "用干簧管传感的斜井自动防跑车装置", 《江西煤炭科技》 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104444898A (en) * | 2014-09-29 | 2015-03-25 | 枣庄矿业（集团）有限责任公司滨湖煤矿 | Small-winch overwinding safety device |
| CN104453991A (en) * | 2014-11-11 | 2015-03-25 | 江西理工大学 | Intelligent mine inclined shaft system |
| CN109630116A (en) * | 2018-11-16 | 2019-04-16 | 西北矿冶研究院 | Mining method for inclined medium-thickness blind ore body |
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Application publication date: 20130911 |