CN1283250A

CN1283250A - Transport apparatus for use in mines

Info

Publication number: CN1283250A
Application number: CN98812721A
Authority: CN
Inventors: 爱德华·J·迈克多诺
Original assignee: Macquarie Manufacturing Pty Ltd
Current assignee: Macquarie Manufacturing Pty Ltd
Priority date: 1997-11-10
Filing date: 1998-11-05
Publication date: 2001-02-07
Anticipated expiration: 2018-11-05
Also published as: CN1084821C; WO1999024695A1; AUPP034097A0; RU2208168C2

Abstract

Transport apparatus suitable for use in mines, tunnels and the like, the apparatus including a primary transport device which includes a primary support rail having a remote section, a plurality of primary carriages which are movable along the support rail. The apparatus further includes a secondary transport device which includes a secondary support rail operatively connected to one or more carriages of the primary transport device, the secondary support rail being disposed in the region of the remote section of the primary support rail and including a plurality of secondary carriages which are movable along the secondary support rail. The secondary carriages are adapted to receive an object or equipment to transfer the object or equipment along the remote section of the primary support rail.

Description

The conveying equipment of use in mines

The present invention relates to conveying equipment, although and be that non-exclusive particularly relating to is suitable for use in the conveying equipment in gallery and other tunnel.A concrete application of equipment of the present invention relates to and is used for the broadwall system.

Longwall advancing mining be a kind of equipment and strength concentrate on mine than the extraction system in the zonule.Longwall face can change in 50 to 300 meters width between one or more gallerys, and this gallery provides people, equipment, raw material and drop wire to enter the exploitation work plane, and transports raw material and be used for tunnel to whole zonal ventilation from work plane.

The broadwall system comprises two citation forms, i.e. protrusive work plane system and retreat face system.As the literal hint of term, the protrusive work plane advances with the tunnel in the zone of going deep into the coal that raw material for example exploited, and every day is more and more far away from the main tunnel of inlet.Retreat face is from by required solstics, the raw material exploited zone, and retreats to inlet, and it uses pre-prepd tunnel.In both cases, arrange their distance travelled difference according to the zone of the raw material of being exploited and the roadway of employing.The broadwall district can change from 300 to 6000 meters section length, and can be used for the coal column of 0.75 meter to 5 meters of each stroke exploitation.

In the broadwall system, by-level or conveying tunnel are drawn out in the coal zone of being exploited from inlet or main tunnel.This provides the master of longwall face to go into air way and return airway, and the path and the zone that enter longwall face also are provided, and can fetch the raw material of exploitation through this zone.It between these gallerys section by the raw material of broadwall.

In the retreat face system, gallery is introduced in the border in a zone of being exploited, traverse then raw material for example the section of coal link together, to form longwall face.This driving is often referred to " setting up inlet " or " work plane scope ".The exploitation work plane of Xing Chenging will be equipped with an armouring flexible delivery machine (AFC) like this, be commonly referred to the work plane conveyer, a power loader (shearer), this power charging crane turns round on AFC usually and a cover is called the power ceiling supporting of drift ping guard shield (chock shields).Coal is exploited by reciprocating shearer on the work plane conveyer, makes 500 millimeters coal cinders to 1200 millimeters thick.The raw material of being exploited installs on the band conveyer, and this band conveyer enters the mouth feedstock delivery to mine.

In broadwall, must be with equipment delivery to coal mine work area, this equipment can comprise power line.This is provided by conveying equipment, and this conveying equipment can be the single track form that a series of supports have been installed.Arrange support so that support inlet tube and give the exploitation lead-in cable that work plane transmits electric power.

Broadwall, particularly a relevant problem of retreat face exploitation are that turnover exploitation work plane is restricted.In retreating method, cable and flexible pipe are compressed to a zone that dwindles, and form ring like this, and these rings have further limited and entered the exploitation work plane.And, during extraction operation, must provide the various device in turnover exploitation work plane zone usually.This needs extraction operation to stop work usually, and brings equipment delivery to the exploitation work plane with transporting.

Another object of the present invention provides a kind of improving equipment, and this improves equipment and has alleviated the problems referred to above at least.

According to the present invention, provide and be suitable for mine, the conveying equipment of tunnel or zone similarity, this device comprises a main conveying equipment, this main conveying equipment comprises that one has the main supporting track of a remote section, many main supports that can move along this main supporting track, an and remote section, this device also comprises an auxiliary conveying equipment, should comprise the aiding support track that is operably connected with one or more supports of main conveying equipment by auxiliary conveying equipment, the aiding support orbital arrangement is in the remote section zone of main supporting track, and comprise many auxiliary stands that can move along the aiding support track, auxiliary stand is fit to accommodate object or equipment, so that transport object or equipment along the remote section of main supporting track.

Best, the main support in the remote section zone of main supporting track operationally interconnects, to form a series of supports of rigidity basically.The term rigidity refers to that the main support in the zone of remote section is mobile together mutually along the track of permanent position.

Best, main support that form to introduce support comprises that all the dolly of a main body and at least one belt wheel, this dolly are fit to move along main orbit, cable support and the interconnection of link adjacent body.

Best, auxiliary stand includes the dolly of a main body and at least one belt wheel, and this dolly is fit to move along Auxiliary Track, and the link adjacent body interconnects to form a series of rigid supports.Term rigidity used herein has the meaning same as described above.

Best, conveying equipment also comprises drive unit, and this drive unit can move and operationally is connected with auxiliary stand so that it is moved along the aiding support track; With many independent auxiliary stands, this auxiliary stand is operably connected with drive unit and is fit to along Auxiliary Track toward each other or deviate from mobile.

Best, this equipment also comprises the lifting appliance that is positioned on one or more auxiliary stands, is used for making support to promote or reduction.

Best, this apparatus arrangement is at the mine gallery, and this mine gallery has two and carries tunnel and many turnover tunnel therebetween, and comprises an innermost turnover tunnel, and wherein remote section exceeds innermost turnover tunnel to the mine entrance extension.Yet this system can be designed to carry in the single or multiple gallery mining area and operate.

Below with reference to accompanying drawing the preferred embodiments of the present invention are described, in these figure:

Fig. 1 is the partial schematic side view according to conveying equipment of the present invention;

Fig. 2 is similar to Fig. 1 but has the view of improved form support;

Fig. 3 is the schematic side elevation of conveying equipment another part, and the right side of this figure links to each other with the left side of Fig. 1 or 2; With

Fig. 4 is the part plan schematic diagram that comprises the longwell roadway layout of conveying equipment of the present invention.

With reference to the accompanying drawings, Fig. 4 represents the floor map of a longwell mine part.Longwell mine shown in the figure is the retreat face system.The raw material main body of being exploited is represented with figure notation 200.The exploitation work plane is represented with 50, and is being exploited on the arrow B direction of mine outlet.Each side along raw material main body 200 to be exploited is a gallery 52, and this gallery 52 comprises that two are carried tunnel 55 and 56, has a series of pillars 57 between these two tunnels, and a series of turnover tunnel 54 is with these a series of pillar interconnection.Represent by 53 from mine inlet turnover tunnel farthest.Parallel conveying tunnel can form the circulation of ventilating, and air is carried inwards through a conveying tunnel like this, and carries tunnel to turn back to the mine inlet through another.Carry tunnel 56 that a path that passes through to exploit work plane 50 to arrive for the people is provided.Carry in the tunnel 55 and be provided with ribbon conveyer 58, the raw material of being exploited is transported from mine along this ribbon conveyer 58, also is provided with into the conveying equipment of the form of single track 60, and this conveying equipment 60 is transported to exploitation work plane 50 with power conduit.Turnover tunnel 54 allows to pass in and out carrying between the tunnel, and to be used for be that the various device in the mine is arranged power supply.Temporary lining top board 59 is arranged on the exploitation work plane.

Conveying equipment 60 of the present invention detailed icon in Fig. 1 to 3.60 one-tenth single track forms of equipment comprise main supporting track 62, this main supporting track 62 can be fixed on the top board of carrying tunnel 56 by installing rack 64.Main supporting track 62 comprises the rail portion 65 of a series of interconnection.This equipment also comprises many main supports 70, and this main support 70 is suspended from the track 62 by the dolly 72 of belt wheel.Support 70 in the mine working face zone is linked together by link 76.Like this, in the mine working face zone, the formation rigid element thereby a series of main support links together.This rigid element is by dotted line 61 expressions of Fig. 4.Notice that rigid element 61 extends through turnover far away tunnel 53.Each support 70 comprises cable support 78, is used for supporting the working cable on it.The part of supporting cable is represented by dotted line and with figure notation 75 in Fig. 2.When mine working face advances, promote support 70 (see figure 4)s along track 62 by redoiming conveyor 210.Because the rigid element of support, this regional lead-in cable 75 can not form closed loop in this zone, and the zone outside tunnel 53 begins to form closed loop.

Single track equipment 60 also comprises aiding support track 80, and this aiding support track 80 operationally hangs from main support 70 by shackles 82.Aiding support track 80 is formed by the rail portion 83 of a series of interconnection.Also be provided with a pair of auxiliary stand 85, this is suspended from the track 83 through dolly 86 to auxiliary stand 85.Support 85 is by link 87 interconnection.Support is fit to supporting a kind of parts, for example groove 90 as shown in Figure 1, perhaps support 91 as shown in Figure 2.Pneumatic, hydraulic pressure, electronic or hand powered lift 94 are fit to make

transfer unit

90 or 91 to rise or descend.

Auxiliary Track 80 is arranged in the conveying tunnel in the zone of rigid end 61 of contiguous mine working face.The zone of contiguous like this exploitation part can keep clean, and ready turnover path is provided, and is not introduced into cable or similar item obstruction.

As shown in Figure 3, auxiliary stand 85 is driven by the drive unit 96 that is the traction drive form.Traction drive device 96 is operably connected with a series of trol(l)ey (-lly)s 98, these trol(l)ey (-lly) supporting airduct 99 or other devices.Traction drive can be replaced by winch or similar device in some cases.

At last, be appreciated that under the prerequisite that does not exceed essence of the present invention or scope, the present invention can do various replacements, modification and/or interpolation are with the various structures and the layout of component parts.

Claims

1. be suitable for use in mine, conveying equipment in tunnel or the zone similarity, this equipment comprises a main conveying equipment, this main conveying equipment comprises that one has the main supporting track of a remote section, many main supports that can move along this supporting track, an and remote section, this conveying equipment also comprises an auxiliary conveying equipment, should comprise the aiding support track that is operably connected with one or more supports of main conveying equipment by auxiliary conveying equipment, the aiding support orbital arrangement is in the remote section zone of main supporting track and comprise many auxiliary stands that can move along the aiding support track, auxiliary stand is fit to hold object or equipment, so that transport object or equipment along the remote section of main supporting track.

2. conveying equipment as claimed in claim 1 is characterized in that the main support in the remote section zone of main supporting track operationally interconnects, to form the support of a series of rigidity basically.

3. conveying equipment as claimed in claim 2, the main support that it is characterized in that forming this series stent includes the dolly of a main body and at least one belt wheel, and this dolly is fit to move along main orbit, cable support and the interconnection of link adjacent body.

4. as the described conveying equipment of any one claim of front, it is characterized in that auxiliary stand includes the dolly of a main body and at least one belt wheel, this dolly is fit to move along Auxiliary Track, and the link adjacent body interconnects to form a series of rigid supports.

5. conveying equipment as claimed in claim 4 is characterized in that conveying equipment also comprises drive unit, and this drive unit can move and operationally is connected with auxiliary stand so that it moves along the aiding support track; With many independent auxiliary stands, this auxiliary stand operationally is connected with drive unit and is fit to along Auxiliary Track toward each other or deviate from mobile.

6. as the described conveying equipment of any one claim of front, it is characterized in that also comprising the lifting appliance that is positioned on one or more auxiliary stands, be used for making support to promote or reduction.

7. as the described conveying equipment of any one claim of front, it is characterized in that this apparatus arrangement is in the exploitation gallery, this exploitation gallery has two and carries tunnel and these two many turnover tunnels of carrying between the tunnel, and comprise an innermost turnover tunnel, wherein remote section exceeds innermost turnover tunnel to the mine entrance extension.