CN2374644Y - Transport tension automatic balancing device for endless rope shuttle vehicle - Google Patents
Transport tension automatic balancing device for endless rope shuttle vehicle Download PDFInfo
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- CN2374644Y CN2374644Y CN 99219658 CN99219658U CN2374644Y CN 2374644 Y CN2374644 Y CN 2374644Y CN 99219658 CN99219658 CN 99219658 CN 99219658 U CN99219658 U CN 99219658U CN 2374644 Y CN2374644 Y CN 2374644Y
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- jack
- hydraulic
- valve
- control system
- pressure
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Abstract
The utility model relates to a transport tension automatic balancing device for an endless rope shuttle, which is used for tunnel transport and sublevel transport. The utility model comprises a jack which is connected with a head backward wheel and is used for controlling the tension of an endless rope, a hydraulic control system of the jack and a hydraulic source of the jack. A hydraulic control system of the jack with self liquid feeding comprises an easing valve correctively set on the upper and lower limit pressure, a one-way valve, a manometer and a pump station. A hydraulic control system of the jack with outer-liquid feeding is added with a pressure reducing valve and a one-way valve but is not provided with a pump station, based on the components of the former one. The method that the hydraulic control is utilized to adjust the tension of the endless rope is adopted, so the adjustment is convenient, the operation is reliable, and the change of the tension can be displayed at any time. The utility model has the characteristics of small volume, light weight, convenient movement and setting and small load. In addition, the hydraulic source can be closed.
Description
The utility model relates to the mine laneway transportation, particularly a kind of endless rope shuttle car transportation automatic tension balance device of downhole crossheading transportation usefulness.
The endless rope shuttle car transportation is to utilize a closed draw wire rope, the head roll of walking around endless rope winch carries out transmission, turn one's head the wheel place at afterbody and return, and fix a shuttle car at last rope, this shuttle car can be in the head roll and the afterbody round transport between the wheel later of endless rope winch.
Downhole crossheading transportation middle-size and small-size winch traction commonly used runs into the up-and-down situation of crossheading base plate, needs many winches.Utilize endless rope shuttle car transportation, though do not need manyly use winch, during descending, that continuous rope is stretched is elongated, tension force becomes big, the safety factor decline of rope; During upward slope, continuous rope shortens, tension force reduces, and makes the decline of head roll frictional force, tractive force deficiency, thereby causes endless rope winch to skid.At present, the Weight type of employing automatic tension balance device is arranged, but it there is following shortcoming: 1. need and enough highly hang weight, need take bigger space; 2. when continuous rope tension force was big, the weight volume is big, and it is heavy, inconvenient that adjustment is got up and heavy, especially when top board is bad, can't use.
Purpose of design of the present utility model is to overcome the weak point in the prior art, and providing a kind of hydraulic way that adopts that the steel wire rope tension that endless rope shuttle car transports is carried out autobalance, the endless rope shuttle car that steel wire rope tension is observed transports automatic tension balance device.
Purpose of design of the present utility model can reach by following measure:
Endless rope shuttle car transportation automatic tension balance device is by being connected, controlling jack, the hydraulic control system of jack and the hydraulic power source formation of continuous rope tension force with wheel later.When the hydraulic control system band of jack is provided hydraulic power source for oneself: the outlet in jack hydraulic control system self-hydraulic source, be parallel with the overflow valve that its pressure is set in the lower limit of service pressure, connect the epicoele of jack through one way valve; In addition overflow valve and the pressure meter in parallel with the jack epicoele, the pressure of overflow valve is set in the service pressure upper limit, and the cavity of resorption of jack connects atmosphere.At the jack hydraulic control system during by outer hydraulic power source feed flow: outer feed flow connects one way valve again to the jack epicoele behind reducing valve.Reducing valve pressure is set in the service pressure lower limit, and its overflow valve, pressure meter are connected with the jack epicoele, and overflow valve pressure is set in the service pressure upper limit, and the jack cavity of resorption connects atmosphere.
Purpose of design of the present utility model can also reach by following measure:
In the hydraulic control system of the jack of this device, be provided with two stop valves, the inlet of a termination hydraulic power source feed flow loop one way valve of a stop valve, another termination atmosphere; The epicoele of one termination jack of another stop valve, another termination atmosphere.
The jack hydraulic control system of this device provide hydraulic power source for oneself, comprise motor, hydraulic pump, one way valve, strainer, fuel tank.Hydraulic pump connects with electric-motor drive, and the inlet of hydraulic pump is connected to fuel tank through filter, and the liquid outlet one tunnel of hydraulic pump connects overflow valve, and another road connects one way valve, and the outlet one tunnel of one way valve connects pressure meter, and another road connects the epicoele of jack through stop valve, one way valve; The accumulator in addition that is connected with the epicoele of jack.
The jack hydraulic control system of this device provide hydraulic power source for oneself, its fuel tank is loaded on the switch board bottom, its motor, hydraulic pump, one way valve and strainer are loaded in the pump box at switch board middle part, the end face of pump box and front are pump box loam cake and the pump box header boards of being convenient to open; The top of switch board is control panel, and the control handwheel of two overflow valves, three stop valves and two pressure meters are housed on the control panel, and the bonnet of being convenient to open is arranged behind the panel.
The feed flow loop of the jack hydraulic control system of this device is connected with the pumping plant of coal-face, and string has stop valve, its pressure to be set in the reducing valve of service pressure lower limit in the feed flow loop.Thereafter, the one tunnel connects pressure meter, and another road connects the epicoele of jack through stop valve, one way valve; Also has accumulator with the jack epicoele joins.
The hydraulic component of the jack hydraulic control system of this device all is loaded on the control panel.
Compared with the prior art the utility model has following advantage:
1. adopt hydraulic control technology, electrodeless steel wire rope tension is adjusted automatically, convenient and reliable, setting up P
MinAnd P
MaxAfter, can work balance continuous rope tension force automatically.
2. have the function that pressure meter shows steel wire rope tension, steel wire rope tension is changed come into plain view, can judge endless rope shuttle car transportation operation conditions according to pressure changing.
3. the control system volume is little, and is in light weight, moves and establishes conveniently.
4. when the weight of putting forward fortune is light, can close hydraulic power source, only with accumulator balance rope tension force, just can reliably working.
The drawing of accompanying drawing is described as follows:
Fig. 1: the jack hydraulic control system figure when the utility model band is provided hydraulic power source for oneself
Fig. 2: the utility model is by the jack hydraulic control system figure of coal-face pumping plant feed flow
Fig. 3: band is provided the jack hydraulic switch board structural representation front view of hydraulic power source for oneself
Fig. 4: band is provided the jack hydraulic switch board structural representation lateral view of hydraulic power source for oneself
Fig. 5: by the jack hydraulic control panel structural representation front view of the pumping plant feed flow of coal-face
Fig. 6: by the jack hydraulic control panel structural representation lateral view of the pumping plant feed flow of coal-face
Fig. 7: the schematic diagram that the wheel later of continuous rope connects with jack
Below in conjunction with accompanying drawing the utility model embodiment is described in further detail:
Endless rope shuttle car transportation automatic tension balance device by with later take turns 21 jack 15, the hydraulic control system of jack 15 and the hydraulic power source formations that are connected, control continuous rope 16 tension force.The hydraulic control system of jack 15 can be divided into that band is provided hydraulic power source for oneself and by two kinds of forms of pumping plant feed flow of coal-face, respectively with embodiment 1 and embodiment 2 narrations.
Fig. 1: show the utility model embodiment 1, be with jack 15 hydraulic control systems of providing hydraulic power source for oneself.Jack 15 hydraulic control systems of this device provide hydraulic power source for oneself, comprise motor 1, hydraulic pump 2, one way valve 3, strainer 5, fuel tank 6.Hydraulic pump 2 and motor 1 driving coupling, the inlet of hydraulic pump 2 is connected to fuel tank 6 through filter 5, hydraulic pump 2 liquid outlets one tunnel connect overflow valve 4, another road connects one way valve 3, the liquid outlet one tunnel of one way valve 3 connects pressure meter 7, another road connects the epicoele of jack 15 through stop valve 8, one way valve 12, and the cavity of resorption of jack 15 meets atmosphere P
AIn parallel with jack 15 epicoeles have overflow valve 14 and a pressure meter 11, also has accumulator 13 and stop valve 10, stop valve 10 another termination atmosphere P with the epicoele of jack 15 joins
AThe inlet of stop valve 9 one termination hydraulic power source feed flow loop one way valves 12, another termination atmosphere P
A
The pressure of overflow valve 4 is set in the lower limit P of service pressure
Min, the pressure of overflow valve 14 is set in the upper limit P of service pressure
Max
P
Min-according to endless rope shuttle car can draw the jack 15 epicoele minimum pressure values that converse of the quiet tension force of the needed minimum of the weight of transporting.
P
MaxThe maximum pressure value of the jack 15 epicoeles that-biggest quiet tension that allowed according to the endless rope winch cylinder converses.
All the other are among the figure: continuous rope 16, continuous rope tension force F
R
Fig. 2: show the utility model embodiment 2, by jack 15 hydraulic control systems of coal-face pumping plant feed flow.During by coal-face emulsion power pack feed flow, motor 1, hydraulic pump 2, one way valve 3, strainer 5, fuel tank 6 and overflow valve 4 have been saved, increased the stop valve 18, the reducing valve 19 that are connected in the feed flow loop, after reducing valve 19, connect one way valve 12 to jack 15 epicoeles.Its hydraulic circuit and Fig. 1 are basic identical.All the other are among the figure: high-pressure hose 17, emulsion box 20, P
W-work plane pumping plant pressure, the pressure of reducing valve 19 are set in the lower limit P of service pressure
Min
Fig. 3,4: show the structure that embodiment 1 band is provided the jack hydraulic switch board of hydraulic power source for oneself.The fuel tank of providing hydraulic power source for oneself 6 of these device jack 15 hydraulic control systems is loaded on the switch board bottom, its motor 1, hydraulic pump 2, one way valve 3 are loaded in the pump box 21 at switch board middle part with strainer 5, the end face of pump box 21 and front are pump box loam cake 23 and pump box header board 24, the top of switch board is control panel 22, control handwheel, stop valve 8,9,10 and the pressure meter 7,11 of overflow valve 4 and 14 are housed on the control panel 22, and control panel 22 back are bonnets 25.The The whole control cabinet forms the structure of a sealing, and the bonnet 25 of pump box loam cake 23, pump box header board 24 and control panel 22 can both be opened easily, for the maintenance of hydraulic control cabinet offers convenience.Control panel 22 upward pressure tables 7,11 show hydraulic pump 2 output pressures and jack 15 upper cavity pressures, and overflow valve 4 on it and 14 control handwheel are convenient to liquid supply pressure is set in service pressure lower limit P
Min, the pressure of jack 15 epicoeles is set in service pressure upper limit P
MaxC among the figure is the code name of jack.
Fig. 5,6 shows embodiment 2, by the assembly structure of the jack hydraulic control panel of the pumping plant feed flow of coal-face.Because it does not provide hydraulic power source for oneself, so the structure of jack 15 hydraulic control units can be done very simply, on one flat plate control panel 26, whole required hydraulic components such as overflow valve 4 and 14, stop valve 8,9,10,18, pressure meter 7,11 and accumulator 13 in the assembling.Can make volume little, in light weight like this, move and establish conveniently, also be convenient to be combined on the miscellaneous equipment.
Fig. 7: show jack and later take turns the situation that connects and fix with continuous rope.One end-grain cutting post 28 of jack 15 is fixing, and the piston rod of the other end is connected with the pulley yoke of later taking turns 27, and electrodeless wire rope 16 is walked around and later taken turns 27, and by the running under power of endless rope winch cylinder, and the drive shuttle car transports back and forth.Jack 15 makes continuous rope tension force realize autobalance under its hydraulic control system control.
Operating principle:
1. starting motor 1, drive hydraulic pump 2 and start working, after drawing hydraulic fluid, boost from 6 li of fuel tanks through strainer 5, back down one way valve 3, through stop valve 8, back down one way valve 12, to the epicoele feed flow of jack 15.The piston rod of jack 15 links to each other with the haulage cable 16 of endless rope shuttle car transportation, in order to transmit and to receive the variation of steel wire rope tension, the cavity of resorption of jack 15 and atmosphere P
ACommunicate.
2. overflow valve 4 is used to adjust the output pressure of hydraulic pump 2, makes it to be stabilized in P
Min
Reducing valve 19 is used to adjust the pressure of coal-face pumping plant feed flow, makes it to be stabilized in P
Min
3. the effect of overflow valve 14 is to guarantee that the pressure of jack 15 epicoeles is being no more than the pressure P that converses according to endless rope shuttle car transportation biggest quiet tension
MaxFollowing work, thus the safety that endless rope shuttle car transports guaranteed.
4. pressure meter 7 is used to show hydraulic pump 2 output pressures, or the pressure of work plane pumping plant feed flow behind reducing valve 18.Pressure meter 11 is used to show jack 15 upper cavity pressures.
5. the effect of stop valve 8 is that control hydraulic pump 2 is to jack 15 feed flows or stop feed flow.
The effect of stop valve 9 is with atmosphere P with pressure meter 7, stop valve 8
ABe communicated with unloading.
Stop valve 10 open the back with atmosphere P
ACommunicate, be used for the unloading of jack 15, pressure meter 11, accumulator 13, overflow valve 14 four tunnel.Stop valve 9,10 makes the epicoele of hydraulic power source feed flow loop, jack 15 all meet atmosphere P when opening
A, so that maintenance.
The effect of stop valve 18 is feed flows of control coal-face pumping plant or stops feed flow.
6. the effect of one way valve 12 be hydraulic pump 2 or outside feed flow pumping plant when quitting work, guarantee that jack 15 does not unload.The effect of one way valve 3 is when hydraulic pump 2 stops, and makes hydraulic circuit not to hydraulic pump 2 releases.
7. the effect of accumulator 13 is to store certain energy, the variation of balance jack 15 upper cavity pressures.
8. strainer 5 is used for the working solution that filtered fluid press pump 2 sucks.
9. fuel tank 6 is used to store hydraulic fluid.
10. high-pressure hose 17 connects each operation element formation hydraulic circuit.
The autobalance principle of electrodeless steel wire rope tension:
The autobalance of so-called endless rope shuttle car haulage rope tension force promptly, is adjusted the tension force of electrodeless wire rope automatically, is stabilized within the scope of working reliably.
Carry out pressure regulation with overflow valve 4 or reducing valve 19, the hydraulic system liquid supply pressure is stabilized in P
Min, when jack 15 upper cavity pressures less than P
MinThe time, backing down one way valve 12, the epicoele feed flow to jack 15 makes pressure stability at P
MinWhen jack 15 upper cavity pressures greater than P
MaxThe time, overflow valve 14 will be opened automatically, make the set pressure P of its pressure stability at overflow valve 14
MaxOn, thereby make jack 15 upper cavity pressure P
cBe stabilized in P
MaxAt jack 15 upper cavity pressure P
cBe in: P
Min≤ P
c≤ P
MaxThe time, accumulator 13 is the pressure of automatic-balancing system, compensates and absorbs pulsation, and system is steadily worked reliably.
Processing and type selecting:
Motor 1:JBS-4 type, hydraulic pump 2:YBC type, one way valve 3,12:DF-1 type, overflow valve 4,14:WYF160/50 type, pressure meter 7,11:YN60-type, strainer 5:TLW-25 type, stop valve 8,9,10,18:QJ-10 type, fuel tank 6: δ=10mm steel plate welding, accumulator 13:QN-10 type, jack 15:BT80 125-1500 type, reducing valve 19:JF-25 type, high-pressure hose 17:KJR type.Hydraulic control cabinet, control panel 26: be rivet welding spare, process no specific (special) requirements.
Claims (6)
1. the endless rope shuttle car transportation automatic tension balance device of a mine underworkings transportation usefulness is characterized in that comprising and later takes turns the jack (15) that (21) are connected, control continuous rope (16) tension force, the hydraulic control system and the hydraulic power source of jack (15); When the hydraulic control system band of jack (15) was provided hydraulic power source for oneself, the outlet of providing hydraulic power source for oneself of jack (15) hydraulic control system was parallel with the lower limit (P that its pressure is set in service pressure
Min) overflow valve (4), connect the epicoele of jack (15) through one way valve (12), in parallel with jack (15) epicoele also have overflow valve (14) and pressure meter (11), the pressure of overflow valve (14) is set in the upper limit (P of service pressure
Max), the cavity of resorption of jack (15) meets atmosphere (P
A); During by outer hydraulic power source feed flow, outer feed flow connects one way valve (12) again to jack (15) epicoele behind reducing valve (19) at the hydraulic control system of jack (15), and the pressure of reducing valve (19) is set in service pressure lower limit (P
Min), identical when the connection of its overflow valve (14), pressure meter (11) is provided hydraulic power source for oneself with band.
2. endless rope shuttle car transportation automatic tension balance device according to claim 1, it is characterized in that in the hydraulic control system of said jack (15), be provided with stop valve (9), stop valve (10), the inlet of stop valve (9) one termination hydraulic power source feed flow loop one way valves (12), another termination atmosphere (P
A); The epicoele of stop valve (10) one termination jack (15), another termination atmosphere (P
A).
3. endless rope shuttle car transportation automatic tension balance device according to claim 1, the hydraulic power source of providing for oneself that it is characterized in that said jack (15) hydraulic control system, comprise motor (1), hydraulic pump (2), one way valve (3), strainer (5), fuel tank (6), hydraulic pump (2) and motor (1) driving coupling, hydraulic pump (2) inlet process filter (5) is to fuel tank (6), hydraulic pump (2) liquid outlet one tunnel connects overflow valve (4), another road connects one way valve (3), the liquid outlet one tunnel of one way valve (3) connects pressure meter (7), and another road is through stop valve (8). and one way valve (12) connects the epicoele of jack (15); Also has accumulator (13) with the epicoele of jack (15) joins.
4. endless rope shuttle car transportation automatic tension balance device according to claim 3, the hydraulic power source of providing for oneself that it is characterized in that said jack (15) hydraulic control system, its fuel tank (6) is loaded on the bottom of switch board, its motor (1), hydraulic pump (2), one way valve (3) are loaded in the pump box (21) at switch board middle part with strainer (5), and the end face of pump box (21) and front are pump box loam cake (23) and the pump box header boards of being convenient to open (24); The top of switch board is control panel (22), and control handwheel, the stop valve (8,9,10) and pressure meter (7,11) of overflow valve (4,14) is housed on the control panel (22), and the bonnet of being convenient to open (25) is arranged behind the panel.
5. endless rope shuttle car transportation automatic tension balance device according to claim 1, it is characterized in that said jack (15) hydraulic control system feed flow loop is connected with the coal-face pumping plant, the feed flow loop at stop valve (18) and reducing valve (19) afterwards, one the tunnel connects pressure meter (7), and another road connects jack (15) epicoele through stop valve (8), one way valve (12); Accumulator (13) also is connected with jack (15) epicoele.
6. endless rope shuttle car transportation automatic tension balance device according to claim 5 is characterized in that the hydraulic component of said jack (15) hydraulic control system all is loaded on the control panel (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99219658 CN2374644Y (en) | 1999-01-22 | 1999-01-22 | Transport tension automatic balancing device for endless rope shuttle vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99219658 CN2374644Y (en) | 1999-01-22 | 1999-01-22 | Transport tension automatic balancing device for endless rope shuttle vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2374644Y true CN2374644Y (en) | 2000-04-19 |
Family
ID=34010536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99219658 Expired - Fee Related CN2374644Y (en) | 1999-01-22 | 1999-01-22 | Transport tension automatic balancing device for endless rope shuttle vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2374644Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011106954A1 (en) * | 2010-03-04 | 2011-09-09 | 湖南三一智能控制设备有限公司 | Shuttle car |
| CN103359645A (en) * | 2013-07-08 | 2013-10-23 | 中国矿业大学 | Automatic tension adjusting system and method for guide rope of flexible cable suspension platform |
-
1999
- 1999-01-22 CN CN 99219658 patent/CN2374644Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011106954A1 (en) * | 2010-03-04 | 2011-09-09 | 湖南三一智能控制设备有限公司 | Shuttle car |
| CN103359645A (en) * | 2013-07-08 | 2013-10-23 | 中国矿业大学 | Automatic tension adjusting system and method for guide rope of flexible cable suspension platform |
| CN103359645B (en) * | 2013-07-08 | 2015-12-09 | 中国矿业大学 | Automatic tension adjusting system and method for guide rope of flexible cable suspension platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |