CN203283249U - Semiautomatic bridging-type anti-sliding device - Google Patents
Semiautomatic bridging-type anti-sliding device Download PDFInfo
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- CN203283249U CN203283249U CN201320282275XU CN201320282275U CN203283249U CN 203283249 U CN203283249 U CN 203283249U CN 201320282275X U CN201320282275X U CN 201320282275XU CN 201320282275 U CN201320282275 U CN 201320282275U CN 203283249 U CN203283249 U CN 203283249U
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- bridge
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- inclined shaft
- building
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Abstract
The utility model relates to a semiautomatic bridging-type anti-sliding device, which relates to a mine safety protective device and is installed in an inclined shaft. The semiautomatic bridging-type anti-sliding device comprises a crossbeam support, a bridge, a motor and an operating platform, which are installed on the top of a shaft of the inclined shaft, wherein the crossbeam support is provided with a magnetic switch and a travel switch; a magnet is installed on the bridge, the ends, close to and away from a movable shaft, of the crossbeam support are respectively provided with a travel switch and a magnetic switch, a button for starting the ascending of the bridge is arranged in a wellhead of the inclined shaft, a button for starting the descending of the bridge is arranged on the bottom of the inclined shaft, and a signal indicator is arranged beside each button; both a descending control circuit and an ascending control circuit of the bridge comprise buttons, magnetic switches, travel switches and contactors, which are in serial connection with one another. By adopting the bridging-type anti-sliding device, the ascending and the descending of the bridge can be indirectly controlled by workers in a safety region, the malfunction of the anti-sliding device can be avoided, and the ascending and descending position of the bridge is limited by utilizing the magnetic switch. The semiautomatic bridging-type anti-sliding device has the advantages of simplicity in structure, reliability in use and convenience in maintenance.
Description
Technical field
The utility model relates to a kind of mine safety fender guard, relates 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 naturally doing accelerated movement along slope track downwards is called " sport car ".In mine produced, mine transportation casualty accident was more, and wherein again take haulage vehicle accident as one of its multiple incidents, derailing accident can cause serious personal injury or tremendous economic loss.Haulage vehicle accident belongs to Yi Fa and is difficult to manage.It is seriously restricting the safety in production of mine.In order to draw Lessons, national security general bureau has proposed the measure of " slope three gears ", simply says to be exactly: one, platform car stopper, two, the stop buffer of lower 20 meters of grade change point, three, the arrester at the bottom of slope.For the research of the little blind prevention of sliding-down in inclined well accident 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 sum up and mainly contain reinforcement equipment and personnel inspection, employing and hide the chamber method, catcher etc. is installed.
Study by the reason in the past little blind haulage vehicle accident, discovery causes that the immediate cause of sport car does not just advance bunching in inclined shaft and causes because the knuckle man hangs up properly chain lock more than 90%, that the working environment of the moist anoxic of down-hole high temperature causes and cause reason that they this mistake occurs, the staff is long-time high-intensity work under this environment, the state of mind can fast-descending, easily appearance carelessness or illusion.
Many mining areas are because the various reasons working environments such as economic situation are difficult to obtain fundamentally improvement.The consequence that causes in order to alleviate derailing accident, can only be placed on research on catcher.
Anti-running device for incline is exactly in order to stop vehicle out of control in inclined shaft to continue operation downwards, a kind of safety device that Accident prevention further enlarges.Catcher mainly contains the platform car stopper that is arranged on slope mouth at present, be arranged on normally closed blocking apparatus in inclined shaft, be arranged on the platform stop buffer at the bottom of 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 mine is more, adopts the catcher of which kind of method of designing design all necessary reliably sensitive, and accurately, cost is low in action, and its structure is not wanted too 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 by steel rope, slotting ring, hook, reaction bar, pedestal, rotating shaft, lance and protective cover etc., formed, it is characterized in that, steel rope one end is connected with car stopping rod by fixed pulley, the other end is connected with slotting ring, slotting ring hangs on hook, hook top welding reaction bar, have protective cover on lance, reaction bar and lance are suspended on pedestal.The actuating device of Battering ram type anti-slipped device and car bumper mechanism are fully unsettled, can not stop up malfunctioningly because of slag, and reflection is sensitive, and integral structure is simpler, and easy to maintenance.Its shortcoming is when the too high or transport mine car of charging is too much, easily causes the amplitude of oscillation to increase gradually, causes misoperation.This type of catcher belongs to open in usual, is not now using.
[patent No.] CN200620070130.3, [title] normally closed mining inclined jack catch car device, [publication number]: CN2887697, a kind of normally closed mining inclined jack catch 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 pit shaft, one end of arrester is arranged on the two side of pit shaft, the other end is connected with the steel rope of releasing winch and naturally drops on conveying track in pit shaft and forms the angles of greater than 10, spending with ground level, the setting height(from bottom) of releasing winch is higher than the setting height(from bottom) of arrester, rotary encoder is arranged on the winch of traction mine car, electric cabinet connects rotary encoder and releasing winch by cable, its shortcoming is the impact that position transduser is subject to ambient environment.
[patent No.] CN200920066037.9, [title] a kind of mine car runaway prevention device TT﹠C system, [publication number]: CN201650355U, disclose a kind of mine car runaway prevention device TT﹠C system, it includes the photoelectric switch group that is arranged in tunnel, is arranged on 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, be 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, be connected with sensor; Aboveground and power line carrier switch down-hole is tied by the electric wireline in mine.But infrared ray can be disturbed by subsurface environment (as dust or other object), easily produces wrong action, and the speed surveyed of this device is not instantaneous velocity but average velociity, and the judgement of speed is had error.
The utility model people 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 ": during S. A. bridge type catcher is arranged on deviated well bore.The ST1 travel switch is arranged on the slope mouth platform, and the ST2 travel switch is arranged in the pit shaft of 4-5 meters of slope mouths, and ST3, ST4 travel switch are arranged on the movable axle head of bridge formation, and ST5, ST6 travel switch are arranged on the suspension bridge cross beam frame, build bridge from approximately 20 meters, well head.Bridge formation action button SB is arranged near slope mouth.When little blind inclined shaft does not promote, prevent that flying bucket device is in the state of transferring, a similar subframe bridge interception is in deviated well bore., if slope mouth has material to tumble in inclined shaft, on material can only tumble and build bridge, and at the bottom of inclined shaft can not be tumbled, the staff and the equipment that are at the bottom of inclined shaft have so just been protected.But this catcher is that reliability and operability are all unsatisfactory, so the utility model people makes further improvement to this.
Therefore contrasting prior art can find, there is the defect of the low and stability deficiency 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 purpose of this utility model is the defect that overcomes the low and stability deficiency of traditional catcher reliability, and a kind of safe and reliable S. A. bridge type catcher is provided.
The utility model S. A. bridge type catcher is arranged in inclined shaft, comprise the cross beam frame that is arranged on 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; Also comprise be used to transferring trolley, monitoring the operator's station of building bridge, operator's station is transferred control circuit by bridge formation and is built bridge and rises the control of control circuit realization to building bridge; Be provided with for the magnetic switch of the position of set to build bridge rising or transferring on overarm brace and the travel switch of the pulleying that prevents from building bridge, operator's station is arranged on the winch drum side of transferring trolley, magnet is installed on 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 sides are equipped with signal indicator; Bridge formation is transferred and is risen control circuit and includes the series connection of button, magnetic switch, travel switch, contactless switch.
The ground terminal that the wire rope rope that electrical motor hangs down is being built bridge.Be provided with contactless switch in 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 type catcher of the present utility model, the lifting of building bridge can be by the workman at the safety zone indirectly control, avoided the misoperation of catcher, limit the position of bridge formation lifting with magnetic switch, prevent with travel switch the pulleying of building bridge, the advantages such as this device has simple in structure, and is practical reliable, easy to maintenance.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation of S. A. bridge type catcher of the present utility model.
Fig. 2 is the electric control schematic diagram of S. A. bridge type catcher of the present utility model.
In 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 utility model embodiment, as shown in Figure 1, the utility model S. A. bridge type catcher is arranged in inclined shaft 12, comprise the cross beam frame 11 that is arranged on 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; Also comprise be used to transferring trolley 7, monitoring the operator's station 6 of building bridge, operator's station is transferred control circuit by bridge formation and is built bridge and rises the control of control circuit realization to building bridge; Be provided with for the magnetic switch 2 of the position of set to build bridge rising or transferring on overarm brace and the travel switch 3 of the pulleying that prevents from building bridge; Magnet 13 is installed on 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 sides are equipped with signal indicator 4; Bridge formation is transferred and is risen control circuit and includes the series connection of button 14, magnetic switch 2, travel switch 3, contactless switch 15.The wire rope rope that electrical motor 9 hangs down is in the ground terminal of bridge formation 1.Be provided with contactless switch in 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 sides 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 type catcher is to build bridge to transfer and rise control circuit, article two, circuit is all 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 signal indicator 4, and an other bars indicator circuit is that magnetic switch 2 is connected with the red light formation in signal indicator 4.
The principle of work of the utility model S. A. bridge type catcher is: while not promoting, the bridge formation 1 in pit shaft is in the interception state, and slope mouth signal indicator 4 when reds, green light go 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 control circuit obtains 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 when the effective magnetic field of magnet touches magnetic switch 2(, is arranged on overarm brace end away from movable axis 10) time, to build bridge and rise contactless switch 15 dead electricity in control circuit, electrical motor 9 stops, and builds bridge and stops rising.At this moment, slope mouth signal indicator green light is bright, red light goes out, and expression is built bridge and 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 control circuit obtains electric adhesive and self-insurance, electrical motor 9 reverse startings, build bridge and descend, and magnet 13 is followed to build bridge and descended, when touching magnetic switch 2(, the effective magnetic field of magnet is arranged on overarm brace end near movable axis 10), bridge formation is transferred contactless switch 15 dead electricity in control circuit, and electrical motor is out of service, builds bridge and stops descending.Simultaneously, slope mouth signal indicator when red, green light go out, and the expression suspension bridge has recovered the interception state.
Travel switch 3 is as suspension bridge pulleying switch Shang Xia 1, be used for preventing suspension bridge up and down pulleying, be arranged on overarm brace end away from movable axis 10 when the bridge formation that rises touches travel switch 3() time, bridge formation rises contactless switch 15 dead electricity in control circuit, electrical motor 9 stops, bridge formation stops rising, and avoids upwards pulleying; Be arranged on the overarm brace end of close movable axis 10 when the bridge formation that descends touches travel switch 3(), bridge formation is transferred contactless switch 15 dead electricity in control circuit, and electrical motor is out of service, builds bridge and stops descending, and avoids downward pulleying.
The above is preferred implementation of the present utility model; should be pointed out that concerning those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection domain of the present utility model.
Claims (6)
1. S. A. bridge type catcher, be arranged in inclined shaft (12), comprise the cross beam frame (11) that is arranged on 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, also comprise be used to transferring trolley (7), monitoring the operator's station (6) of building bridge, operator's station is transferred control circuit by bridge formation and is built bridge and rises the control of control circuit realization to building bridge, be provided with on overarm brace for setting to build bridge and rise 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) side of transferring trolley, it is characterized in that: magnet (13) is installed on 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 sides are equipped with signal indicator (4), bridge formation is transferred and is risen control circuit and includes the series connection of button (14), magnetic switch (2), travel switch (3), contactless switch (15).
2. S. A. bridge type catcher according to claim 1 is characterized in that: the wire rope rope that electrical motor (9) hangs down is in the ground terminal of (1) of building bridge.
3. S. A. bridge type catcher according to claim 1, is characterized in that: be provided with contactless switch (15) in electric control box (5).
4. S. A. bridge type 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 type 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 type 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 |
|---|---|---|---|
| CN201320282275XU CN203283249U (en) | 2013-05-22 | 2013-05-22 | Semiautomatic bridging-type anti-sliding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320282275XU CN203283249U (en) | 2013-05-22 | 2013-05-22 | Semiautomatic bridging-type anti-sliding device |
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| CN203283249U true CN203283249U (en) | 2013-11-13 |
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| CN201320282275XU Expired - Fee Related CN203283249U (en) | 2013-05-22 | 2013-05-22 | Semiautomatic bridging-type anti-sliding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287458A (en) * | 2013-05-22 | 2013-09-11 | 广西高峰矿业有限责任公司 | Semiautomatic bridge-type anti-sliding device |
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2013
- 2013-05-22 CN CN201320282275XU patent/CN203283249U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287458A (en) * | 2013-05-22 | 2013-09-11 | 广西高峰矿业有限责任公司 | Semiautomatic bridge-type anti-sliding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20170522 |
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| CF01 | Termination of patent right due to non-payment of annual fee |