CN201105737Y - Mining pneumatic car puller - Google Patents
Mining pneumatic car puller Download PDFInfo
- Publication number
- CN201105737Y CN201105737Y CNU2007201576894U CN200720157689U CN201105737Y CN 201105737 Y CN201105737 Y CN 201105737Y CN U2007201576894 U CNU2007201576894 U CN U2007201576894U CN 200720157689 U CN200720157689 U CN 200720157689U CN 201105737 Y CN201105737 Y CN 201105737Y
- Authority
- CN
- China
- Prior art keywords
- cylinder
- valve
- control
- pushing
- piston rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides a pneumatic pushing machine used for mine, consisting of a cylinder 7, a pushing trolley 9, a slideway 13, a cylinder protection plate 24, a cylinder control circuit and a control valve. The cylinder 7 and the slideway 13 are positioned in the middle of a rail 4 and are fixed on a sleeper 5; a cylinder piston rod 15 is pivotally connected with the rear end of the pushing trolley 9. The frame of the pushing trolley 9 is provided with a pushing claw 17, a front and rear wheel shaft 20 and four wheels 21. The pushing trolley rides on the slideway 13. The pushing claw 17 is pivotally connected at the longitudinal center of the trolley frame by the pushing claw shaft 16; the rear end of the pushing trolley is heavier than the front end thereof; the front end thereof is upwarped and the rear end thereof drops downwards; when the pushing trolley moves forwards, the front end of the pushing claw pushes a mine car bumper 3 or shaft of wheel pair 2; when the pushing trolley moves backwards, the front end of the pushing claw is pressed down and swings downwards and passes through the bottom of the mine car. The pneumatic pushing machine is suitable for inclined tunnel rail transport pittop and drifting excavation direct pushing trolley. The pushing trolley can be remotely controlled, can work safely, and has simple structure, reliable operation, convenient installation, construction and maintenance and small space occupying.
Description
Technical field
The utility model relates to mine inclined-drift rail transport trolley device, the mining pneumatic car puller that particularly a kind of coal mine sloping lane rail transport pittop go-cart is used.Also can be used for heading and meet head on to pass mine car.
Background technology
Go down the hill under the coal mine, inclined-drift rail transportation, mainly be to be transported into material installation, to transport the tube-train hoisting that the spoil of discharging is used for the exploiting field.The train that its pittop transport vehicle is unified into is during by behaviour's car process grade change point, by the car requirement of strolling to certainly to send of train.Existing behaviour's car mode, a kind of is by manpower, that is: remove three chains of rings ground of mine car is separately passed, and train is shifted onto below the grade change point of pittop; Its needs many people operation, safety bad; Another kind be at the grade change point place in pittop with puffer and later wheel, by rope traction train is pulled to below the grade change point; It needs artificial dislodging puffer gib head, very easily mis-use breakdown.Hydraulic pressure, electric liquid car puller in the existing patented technology are used for well head or tipper more.Because equipment is huge, the foundation of civil work construction is complicated, investment is big, is not suitable for the pittop go-cart and uses.
Summary of the invention
In order to overcome the transportation of existing pittop, inclined gallery with puffer behaviour car manually set out gib head accident-proneness, the big deficiency that takes up space, the utility model provides a kind of mining pneumatic car puller, and it can replace hutching and artificial dislodging gib head, job safety; Little, the installation and maintenance of taking up space are convenient, are fit to requirement of explosion proof.
The technical scheme that its technical matters that solves the utility model adopts is:
Mining pneumatic car puller mainly is made up of cylinder, passing dolly, slideway, cylinder control loop and control cock thereof.Cylinder is positioned in the middle of the track, is fixed on the sleeper; Cylinder is with the cylinder backplate outward; The piston rod of cylinder is hinged with the rear end of passing dolly.The slideway of passing dolly is positioned in the middle of the track, is fixed on the sleeper.On the vehicle frame of passing dolly go-cart pawl, front and back wheel shaft and four wheels thereof are arranged.Passing dolly rides on slideway by trundle.The go-cart pawl is articulated in vehicle frame vertically between central authorities, the front and back wheel shaft by go-cart pawl axle; The rear end of go-cart pawl is heavier than front end, the front end perk, and the rear end drops on frame panel.When passing the dolly reach, the height of go-cart pawl front end just in time is fit to promote the car bumper of mine car or takes turns the needed height of axle; When moving after passing dolly, the front end of go-cart pawl perk can be hanged down the bottom, pass at the bottom of the mine car car axial compression by mine car car bumper or wheel.
The technical scheme that its technical matters that solves the utility model adopts can also be:
The control cock of mining pneumatic car puller cylinder control loop can be: the 1. combination of front travel valve and hand valve and main air valve; 2. hand change over valve; The combination of 3. forward and backward stroke valve and main air valve; 4. the combination of solenoid directional control valve and front travel switch and button switch; 5. the combination of solenoid directional control valve and forward and backward travel switch; 6. magnetic cylinder and preceding magnetic switch and button switch are with the combination of solenoid directional control valve; 7. the combination of magnetic cylinder and forward and backward magnetic switch and solenoid directional control valve.Said solenoid directional control valve comprises electromagnetic pneumatic reversal valve, is electromagnetic gas valve.Electromagnetic valve also together.
The beneficial effects of the utility model are:
1. simple in structure, reliable operation, installation and maintenance are very convenient, and it is little to take up room.
2. can Long-distance Control, work safety.Replace hutching and the artificial dangerous operation of dislodging gib head.
Description of drawings
Fig. 1, the 2nd, the structural representation master of the mining pneumatic car puller of the utility model, birds-eye view.
Fig. 3, the 4th, the structural representation master of passing dolly of the present utility model, birds-eye view.
Fig. 5 be Fig. 2 cutaway view, be the structural representation of cylinder of the present utility model and cylinder backplate.
Among the figure: 1-mine car, 2-tramcar wheel are passed stroke valve behind dolly, 10-stop device pawl, 11-front travel valve, 12-stop device, 13-slideway, the 14-, 15-piston rod, 16-go-cart pawl axle, 17-go-cart pawl, 18-base plate, 19-riser, 20-dolly wheel shaft, 21-trundle, 22-bearing pin, 23-pin ear, 24-cylinder backplate, 25-backing plate, 26-main air valve, P-grade change point to, 3-car bumper, 4-track, 5-sleeper, 6-cylinder rear leg, 7-cylinder, 8-cylinder front support leg, 9-.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Embodiment 1: the gas full automatic control.
Formation at the mining pneumatic car puller of the utility model shown in Fig. 1,2.Mainly forward and backward stroke valve 11,14 and the main air valve 26 by cylinder 7, passing dolly 9, slideway 13 and cylinder control loop constitutes.Grade change point P one side is that the right side is the car puller front portion among the figure, and the left side is the car puller rear portion.
The slideway 13 of passing dolly 9 is positioned at track 4 centres, is fixed on the sleeper 5.Passing dolly 9 rides on slideway 13.The rear portion of passing dolly 9 and the piston rod 15 of cylinder are hinged.The flexible drive of piston rod 15 is passed dolly 9 and is moved back and forth along slideway 13.
Stop device 12 is positioned at the place ahead of this pneumatic car puller, and it is kept off a car by its stop device pawl 10, cooperates with this car puller to finish the operation of behaviour's car.All the other are among the figure: mine car 1, tramcar wheel to 2, the car bumper 3 of mine car.
In the structure of passing dolly 9 shown in Fig. 3,4.Mainly constitute by vehicle frame, go-cart pawl 17, front and back wheel shaft 20 and four wheels 21 thereof.
Vehicle frame is made of base plate 18, riser 19.Its front and rear portions respectively has a dolly wheel shaft 20, two dolly wheel shafts 20 two ends that a trundle 21 respectively is installed.
Between the forward and backward wheel shaft 20 of vehicle frame go-cart pawl 17 is arranged, go-cart pawl 17 is hinged on vertical central authorities of vehicle frame by go-cart pawl axle 16.Go-cart pawl 17 rear ends are heavier than front end, front end perk, rear end tenesmus and thereon spacing by frame panel 18.It can rotate around go-cart pawl axle 16.When go-cart pawl 17 when passing dolly 9 reaches, the front end height of its perk adapts with promoting mine car car bumper 3 or the tramcar wheel axle reach desired height to 2, can promote the mine car reach; When go-cart pawl 17 when moving after passing dolly 9, the front end of go-cart pawl 17 perks is run into mine car car bumper 3 or wheel to 2, will be depressed, the bottom, passes at the bottom of the mine car car.This mechanism is commonly called as " click beetle " mechanism.
Passing dolly 9 rides on slideway 13 by four trundles 21 on its wheel shaft 20.The vehicle frame afterbody is equipped with bearing pin 22, and it is hinged with the head of cylinder piston rod 15 by pin ear 23.
The structure and the fixed form of cylinder 7 shown in Figure 5, cylinder backplate 24.Fixing backing plate 25 on track 4 central authorities, sleeper 5, on backing plate 25 by bolt cylinder 7, cylinder backplate 24.Cylinder backplate 24 wraps in and impales the shielding effect outside the cylinder 7.Cylinder 7 rear ends are provided with the main air valve 26 of cylinder.
Principle of work: go-cart begins, and at first controls from the source of the gas air feed with hand valve, and by the air inlet of cylinder rodless cavity, piston rod 15 stretches out, passes dolly 9 reaches, promotes the mine car reach.When mine car has just moved to grade change point P when following, to pass dolly 9 and contact with the front travel valve 11 that is located at slideway 13 antepositions, 26 commutations of valve 11 control main air valvies, beginning are by the rod chamber air inlet of cylinder, and piston rod 15 is withdrawn, move behind the passing dolly 9.Move to the back stroke valve 14 of the back that is located at slideway 13 and contact when passing dolly 9,26 commutations of valve 14 control main air valvies, make the air inlet of cylinder rodless cavity, piston rod 15 stretches out, passes dolly 9 reaches, the passing of second mine car of beginning, go round and begin again later on, one connects the passing that mine car is finished on a ground automatically.
Embodiment 2: the gas semiautomatic control.
In embodiment 1, the stroke valve in the cylinder control loop is only established front travel valve 11, and sets up hand valve.Hand valve is serially connected with in the pneumatic control circuit that main air valve 26 control cylinder piston rods 15 stretch out, and it makes by main air valve 26 control cylinders and passes dolly 9 reach go-carts.Place the front travel valve 11 of slideway 13 antepositions to be serially connected with main air valve 26 control cylinder piston rods 15 and stretch out the back electric control circuit of withdrawal automatically, it by main air valve 26 control cylinders make pass dolly 9 automatic train stops and after move.Return is stopped and is also finished by main air valve 26 controls by hand valve.
Embodiment 3: electric full automatic control.
In embodiment 1, be located at the forward and backward stroke valve 11,14 on the slideway 13, replace by former and later two travel switches, main air valve 26 is replaced by solenoid directional control valve.Forward and backward travel switch is connected in the electric control circuit of solenoid directional control valve.Two travel switches are by the automatic reverse of circuit controling electromagnetism change-over valve, and then the rod chamber of control cylinder and rodless cavity replace air feed, realize the flexible automatically of cylinder piston rod 15 and pass moving back and forth of dolly 9.Solenoid directional control valve is located on the position at cylinder 7 rear ends, former main air valve 26 places.
Embodiment 4: electric semiautomatic control.
In embodiment 3, the travel switch of control electromagnetic valve is only established the front travel switch; And set up button switch.Button switch is serially connected with in the electric control circuit that solenoid directional control valve control cylinder piston rod 15 stretches out; It stretches out by the air inlet of solenoid directional control valve control cylinder rodless cavity, piston rod 15, makes to pass dolly 9 reach go-carts.Place the front travel switch series of slideway 13 antepositions to be connected to solenoid directional control valve control cylinder piston rod 15 electric control circuit of withdrawal automatically; It is converted to by the rod chamber air inlet by the rodless cavity air inlet by the solenoid directional control valve control cylinder, make pass dolly 9 automatic train stops and after move.Moving parking behind the passing dolly 9 is also finished by button switch control.
Embodiment 5: the magnetic full automatic control.
Embodiment 6: the magnetic semiautomatic control.
In embodiment 5, the preceding magnetic switch that piston stretches out anteposition is only established in the magnetic cylinder barrel outside, and sets up the button switch of control go-cart.Button switch is serially connected with in the electric control circuit of the solenoid directional control valve that control cylinder piston rod 15 stretches out.Preceding magnetic switch is connected with the electric control circuit of solenoid directional control valve by amplification driving circuit, the automatic reverse of solenoid directional control valve in the control cylinder pneumatic control circuit after piston rod 15 stretches out, realize cylinder piston rod 15 withdraw, pass the automatic train stop after dolly 9 reaches automatically and transfer to after move.Button switch is by stopping after the stretching out, withdraw of solenoid directional control valve control cylinder piston rod 15, promptly pass dolly 9 reach and after move stop.
Embodiment 7: complete manually control.
Hand change over valve control is all adopted in the commutation of cylinder 7, and hand change over valve is located on the control desk.When pulling hand valve, make the air inlet of cylinder rodless cavity, piston rod 15 stretches out, passes dolly 9 and promotes the mine car reach.When pulling hand valve, making the air inlet of cylinder rod chamber, piston rod 15 withdrawals, passing dolly 9 retreat, and retreat to the go-cart position of next mine car.
Claims (8)
1. a mining pneumatic car puller is characterized in that: comprise cylinder (7), pass dolly (9), slideway (13), cylinder control loop and control cock thereof;
Cylinder (7) is positioned at track (4) centre, is fixed on the sleeper (5); The outer cylinder backplate (24) that is with of cylinder (7); The piston rod of cylinder (15) is hinged with the rear end of passing dolly (9);
The slideway (13) of passing dolly (9) is positioned at track (4) centre, is fixed on the sleeper (5); On the vehicle frame of passing dolly (9) go-cart pawl (17), front and back wheel shaft (20) and four wheels (21) thereof are arranged; Passing the trundle (21) of dolly (9) rides on slideway (13);
Go-cart pawl (17) is articulated between the longitudinal middle part, front and back wheel shaft (20) of vehicle frame by go-cart pawl axle (16); Its rear end is heavier than front end, the front end perk, and the rear end drops on frame panel (18); When passing dolly (9) reach, the height of go-cart pawl (17) front end with push away mine car car bumper (3) or wheel (2) axle desired height adapted; When moving after passing dolly (9), the front end of go-cart pawl (17) perk can be put, pass at the bottom of the mine car car (2) axle is beneath at mine car car bumper (3) or wheel.
2. mining pneumatic car puller according to claim 1 is characterized in that: said control cock comprises front travel valve (11), main air valve (26), hand valve; Hand valve is serially connected with in the pneumatic control circuit that main air valve (26) control cylinder piston rod (15) stretches out; Place the front travel valve (11) of slideway (13) anteposition to be serially connected with main air valve (26) control cylinder piston rod (15) electric control circuit of withdrawal automatically.
3. mining pneumatic car puller according to claim 1, it is characterized in that: said control cock is a hand change over valve.
4. mining pneumatic car puller according to claim 1 is characterized in that: said control cock comprises front travel valve (11), back stroke valve (14), main air valve (26); Main air valve (26) is connected in the flexible automatically pneumatic control circuit of control cylinder piston rod (15); Place forward and backward stroke valve (11, the 14) correspondence of the forward and backward position of slideway (13) to be connected in the auto reversive pneumatic control circuit of main air valve (26).
5. mining pneumatic car puller according to claim 1, it is characterized in that: said control cock is a solenoid directional control valve, connected have button switch, a front travel switch; Button switch is serially connected with in the electric control circuit that solenoid directional control valve control cylinder piston rod (15) stretches out; The front travel switch series that is arranged in slideway (13) anteposition is connected to solenoid directional control valve control cylinder piston rod (15) electric control circuit of withdrawal automatically.
6. mining pneumatic car puller according to claim 1, it is characterized in that: said control cock is a solenoid directional control valve, this valve is connected in the flexible automatically pneumatic control circuit of control cylinder piston rod (15), the electric control circuit of this valve and the corresponding connection of forward and backward travel switch that lays respectively at the forward and backward position of slideway (13).
7. mining pneumatic car puller according to claim 1 is characterized in that: said cylinder (7) is the magnetic cylinder, and its cylinder body is the aluminium cylinder barrel, and piston is a magnetic piston; In the cylinder barrel outside, the relevant position when piston stretches out, anteposition, be fixed with preceding magnetic switch; Preceding magnetic switch is connected with the electric control circuit of the automatic solenoid directional control valve of withdrawing of control cylinder piston rod (15) by amplification driving circuit; The button switch of control go-cart is serially connected with in the electric control circuit of the solenoid directional control valve that control cylinder piston rod (15) stretches out.
8. mining pneumatic car puller according to claim 1 is characterized in that: said cylinder (7) is the magnetic cylinder, and its cylinder body is the aluminium cylinder barrel, and piston is a magnetic piston; Forward and backward position in the cylinder barrel outside, piston telescopic moving is fixed with forward and backward magnetic switch respectively; Two magnetic switch are connected with the electric control circuit of the automatic solenoid directional control valve that stretches of control cylinder piston rod (15) by amplification driving circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201576894U CN201105737Y (en) | 2007-12-03 | 2007-12-03 | Mining pneumatic car puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201576894U CN201105737Y (en) | 2007-12-03 | 2007-12-03 | Mining pneumatic car puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201105737Y true CN201105737Y (en) | 2008-08-27 |
Family
ID=39957529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201576894U Expired - Fee Related CN201105737Y (en) | 2007-12-03 | 2007-12-03 | Mining pneumatic car puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201105737Y (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102040104A (en) * | 2010-11-09 | 2011-05-04 | 枣庄矿业集团付村煤业有限公司 | Pusher for scraper loader |
| CN102211589A (en) * | 2011-03-28 | 2011-10-12 | 枣庄矿业（集团）有限责任公司蒋庄煤矿 | Hydraulic dragging device for transformer train |
| CN102619557A (en) * | 2012-03-15 | 2012-08-01 | 扬州凯思特机械有限公司 | Inclined shaft operation car system and operation car method thereof |
| CN102773147A (en) * | 2012-05-31 | 2012-11-14 | 安徽理士电源技术有限公司 | Delivery device for battery case crusher |
| CN103466420A (en) * | 2013-09-13 | 2013-12-25 | 招金矿业股份有限公司蚕庄金矿 | Endless rope car pusher |
| CN103738353A (en) * | 2013-12-24 | 2014-04-23 | 山东良庄矿业有限公司 | Transportation method for safe and fast allocation and transportation of complete monorail crane in roadway |
| CN104495166A (en) * | 2014-12-12 | 2015-04-08 | 天津百利阳光环保设备有限公司 | Material storage mechanism for organic garbage fully automatic feeding system |
| CN105059315A (en) * | 2015-08-17 | 2015-11-18 | 南车二七车辆有限公司 | Device used for towing wagon |
| CN105799727A (en) * | 2016-05-09 | 2016-07-27 | 淮南矿业(集团)有限责任公司 | Coal mining operating vehicle connection traction track |
| CN105905130A (en) * | 2016-05-09 | 2016-08-31 | 淮南矿业(集团)有限责任公司 | Magnetic induction operation vehicle traction track |
| CN106185286A (en) * | 2016-08-19 | 2016-12-07 | 河南兴泰科技实业有限公司 | A kind of steam rack steaming plate descends rack device automatically |
| CN106256648A (en) * | 2016-08-30 | 2016-12-28 | 山东金阳矿业集团有限公司 | A kind of cylinder type pneumatic trammer device |
| CN106476843A (en) * | 2016-11-25 | 2017-03-08 | 淮南矿业(集团)有限责任公司 | Rail type pneumatic car puller |
| CN108217235A (en) * | 2018-01-05 | 2018-06-29 | 淮南矿业(集团)有限责任公司 | A kind of rollover system and its application process containing multijaw car puller |
| CN114872752A (en) * | 2022-03-29 | 2022-08-09 | 扬州茂天机电科技有限公司 | Automatic reversing mechanism of mining car pusher |
-
2007
- 2007-12-03 CN CNU2007201576894U patent/CN201105737Y/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102040104A (en) * | 2010-11-09 | 2011-05-04 | 枣庄矿业集团付村煤业有限公司 | Pusher for scraper loader |
| CN102211589A (en) * | 2011-03-28 | 2011-10-12 | 枣庄矿业（集团）有限责任公司蒋庄煤矿 | Hydraulic dragging device for transformer train |
| CN102619557A (en) * | 2012-03-15 | 2012-08-01 | 扬州凯思特机械有限公司 | Inclined shaft operation car system and operation car method thereof |
| CN102619557B (en) * | 2012-03-15 | 2014-10-22 | 扬州凯思特机械有限公司 | Inclined shaft operation car system and operation car method thereof |
| CN102773147A (en) * | 2012-05-31 | 2012-11-14 | 安徽理士电源技术有限公司 | Delivery device for battery case crusher |
| CN103466420A (en) * | 2013-09-13 | 2013-12-25 | 招金矿业股份有限公司蚕庄金矿 | Endless rope car pusher |
| CN103738353A (en) * | 2013-12-24 | 2014-04-23 | 山东良庄矿业有限公司 | Transportation method for safe and fast allocation and transportation of complete monorail crane in roadway |
| CN103738353B (en) * | 2013-12-24 | 2016-04-20 | 山东良庄矿业有限公司 | The transportation resources that monorail crane locomotive car load in gallery is allocated and transported safely and fast |
| CN104495166B (en) * | 2014-12-12 | 2016-09-07 | 天津百利阳光环保设备有限公司 | Organic waste fully automatic feeding system material storage mechanism |
| CN104495166A (en) * | 2014-12-12 | 2015-04-08 | 天津百利阳光环保设备有限公司 | Material storage mechanism for organic garbage fully automatic feeding system |
| CN105059315A (en) * | 2015-08-17 | 2015-11-18 | 南车二七车辆有限公司 | Device used for towing wagon |
| CN105799727A (en) * | 2016-05-09 | 2016-07-27 | 淮南矿业(集团)有限责任公司 | Coal mining operating vehicle connection traction track |
| CN105905130A (en) * | 2016-05-09 | 2016-08-31 | 淮南矿业(集团)有限责任公司 | Magnetic induction operation vehicle traction track |
| CN105905130B (en) * | 2016-05-09 | 2018-01-02 | 淮南矿业(集团)有限责任公司 | Magnet sensing behaviour's car traction track |
| CN106185286A (en) * | 2016-08-19 | 2016-12-07 | 河南兴泰科技实业有限公司 | A kind of steam rack steaming plate descends rack device automatically |
| CN106256648A (en) * | 2016-08-30 | 2016-12-28 | 山东金阳矿业集团有限公司 | A kind of cylinder type pneumatic trammer device |
| CN106476843A (en) * | 2016-11-25 | 2017-03-08 | 淮南矿业(集团)有限责任公司 | Rail type pneumatic car puller |
| CN106476843B (en) * | 2016-11-25 | 2018-05-15 | 淮南矿业(集团)有限责任公司 | Rail type pneumatic car puller |
| CN108217235A (en) * | 2018-01-05 | 2018-06-29 | 淮南矿业(集团)有限责任公司 | A kind of rollover system and its application process containing multijaw car puller |
| CN114872752A (en) * | 2022-03-29 | 2022-08-09 | 扬州茂天机电科技有限公司 | Automatic reversing mechanism of mining car pusher |
| CN114872752B (en) * | 2022-03-29 | 2023-09-12 | 扬州茂天机电科技有限公司 | Automatic reversing mechanism of mining car puller |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201105737Y (en) | Mining pneumatic car puller | |
| CN201424035Y (en) | Mine car pusher | |
| CN110027867A (en) | One kind can overlap swing type speedy drivage system sealing-tape machine self-movable foot end | |
| CN205033889U (en) | Explosion -proof diesel engine land rail convertible car of colliery underworkings | |
| CN202729616U (en) | Mine single-rail crane with convenient driving and hoisting compatibility | |
| CN107762552B (en) | The rapid translation trolley and method of mating trailer after TBM | |
| CN104890679B (en) | Composite tunnel transportation system and transportation method | |
| CN211032579U (en) | Coal mine fully-mechanized coal mining face mobile equipment train device | |
| CN207072351U (en) | Anti roll device for shield electric haulage locomotive | |
| CN205468353U (en) | Combined car puller of crawler -type | |
| CN201610313U (en) | Pair-wheel intelligent delivery wagon | |
| CN202180828U (en) | Sliding boot type self-moving device train | |
| CN204110063U (en) | Bend gear trolley machine | |
| CN207374417U (en) | A kind of fully mechanized mining is integrated from telephone-moving structure with the auxiliary fortune equipment vehicle group of hydraulic pressure automatic moving type | |
| CN201002622Y (en) | Ground surface loaded car pusher | |
| CN202243482U (en) | Mining hydraulic self-advance trackless equipment train | |
| CN213740369U (en) | Full-automatic laying device of track sleeper | |
| CN113306589A (en) | Intelligent transfer trolley with rails and using method | |
| CN103991795A (en) | Single-rail transportation device | |
| CN101813414B (en) | Oil-pressure chain combined type push-and-pull vehicle mechanism | |
| CN101306690B (en) | Rail-changing traction system | |
| CN201074124Y (en) | Car body draught device | |
| CN209037672U (en) | Self-tipping type pipe carrying truck lifting device in a kind of tunnel | |
| CN208265189U (en) | A kind of profile steel stacker trolley cable running gear | |
| CN112660166A (en) | Method for transporting double-track concrete tank car in tunnel without occupying track |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080827 Termination date: 20111203 |