CN104058312A - Force limiting double releasing cage locking device - Google Patents
Force limiting double releasing cage locking device Download PDFInfo
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- CN104058312A CN104058312A CN201410251713.5A CN201410251713A CN104058312A CN 104058312 A CN104058312 A CN 104058312A CN 201410251713 A CN201410251713 A CN 201410251713A CN 104058312 A CN104058312 A CN 104058312A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000006073 displacement reaction Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004904 shortening Methods 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 10
- 238000013016 damping Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 230000009471 action Effects 0.000 description 7
- 230000035939 shock Effects 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 if mine is darker Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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Abstract
The invention discloses a force limiting double releasing cage locking device which comprises a gear rack (1), a supporting frame (2), a transmission gear (3), a locking gear (4), a supporting link mechanism (5), a driving oil cylinder (6), a chain wheel transmission mechanism (7) and a locking oil cylinder (8), wherein the gear rack is fixedly connected with a cage (9); the supporting frame adopts a frame structure, and is arranged corresponding to the gear rack; the transmission gear, the locking gear, the supporting link mechanism, the driving oil cylinder, the chain wheel transmission mechanism and the locking oil cylinder are all arranged at the inner part of the supporting frame. The cage locking device adopts the manner of meshing the gear and the gear rack, switches linear displacement into circumferential displacement, and then switches circumferential displacement into linear displacement through chain transmission, thereby shortening the cushioning stroke and then ensuring that the locking oil cylinder has enough cushioning stroke; the output cage locking force at the locking gear end can be adjusted through the adjustment of the output pressure of the locking oil cylinder, so that the double functions of locking the cage and stabilizing the cage can be realized; the structure is relatively simple, and the mounting and maintenance are convenient.
Description
Technical field
The present invention relates to a kind of lock tank arrangement, the specifically two lock tank arrangements that discharge of a kind of limiter, be common to mine vertical shaft well head, shaft bottom and by-level, the device with lock function, the elongation of energy effective compensation hoisting rope of cage Nei Guiyu great lane outer rail alignment, belongs to coal mine machinery equipment field.
Background technology
Cage is during mine vertical shaft promotes, on, the necessary equipment of lower personnel and material, along with the development of China coal industry, the secondary vertical shaft hoisting of mine is gradually to deeply, heavy future development, promote the degree of depth and exceed 800 meters, promote gross weight and exceed 80 tons, cage is loading, when unloading operation, because cage relies on rope traction, steel rope is magnetic substance, if mine is darker, steel rope is longer, in cage, can cause load change because of loading and unloading operation, it is the variation of hoisting cable end load, cause the elastic telescopic of steel rope, and then cause the upper and lower play of cage, easily cause that steel rope skids and grasps vehicle device operating difficulties, especially upper, more outstanding when lower large part, even cause the accident, cage bounce-back also can make to pass in and out mine car and impact cage guide, causes cage guide distortion or damages, and has increased maintenance workload, has worsened handling conditions, particularly changes layer for laminated vessel, and this phenomenon is more obvious.
Therefore under mine, generally adopt lock tank arrangement cage to be locked in the time carrying out handling labor and Change of absorption load now, avoid accident to occur.
Lock tank arrangement is a kind of pooling feature can keep the stable Tank-supporting device of cage of having, during domestic vertical cage promotes, at present conventional cage is locked canned cage chair, a tank machine, the self compensation holder tank cage chair etc. of being equipped with, these traditional lock tank arrangements can be realized the function of lock tank and steady tank, but also have the defect of following three aspects:
1. because lock tank arrangement cushion stroke is shorter, and the impact of the factor such as the elastic elongation of steel rope, stop tank impact phenomenon ubiquity, when the potential safety hazards such as slack rope, abseiling, there is existence;
2. when mine car passes in and out cage, can produce impact, make cage wigwag motion, the steel rope elastic elongation that load variations causes can make the upper and lower play of cage, and mine car easily slides down;
3. independent catching device solves the problem of the steady bearing container of general degree of depth mine, but can not meet the requirement of the steady tank of safety in dark vertical shaft hoisting, need add steady tank arrangement and make complicated integral structure, is not easy to installation and maintenance.
Summary of the invention
For the problem of above-mentioned prior art existence, the invention provides the two lock tank arrangements that discharge of a kind of limiter, simple in structure, can realize the function of lock tank and steady tank, and be convenient to be installed on maintenance.
To achieve these goals, the two lock tank arrangements that discharge of this limiter comprise tooth bar, support frame, transmission gear, lock gear, support link mechanism, drive oil cylinder, chain wheel driving mechanism and locked cylinder;
Tooth bar is fixed on cage;
Support frame is framed structure;
Transmission gear is erected at support frame inside by transmission shaft, lock gear by gear wheel shaft, and lock gear is connected with transmission gear by support link mechanism, and transmission gear engages with lock gear, the engagement of locking teeth wheel and rack;
Support link mechanism comprises lock gear strut bar, connecting rod I and connecting rod II, and lock gear strut bar one end and transmission shaft are hinged, and the gear wheel shaft of the other end and lock gear is hinged; The gear wheel shaft of connecting rod I one end and lock gear is hinged, and the other end is hinged by swivel pin and connecting rod II one end; The connecting rod II other end is articulated with the hinged seat I being fixedly connected with support frame;
Drive oil cylinder one end hinged by swivel pin and connecting rod I and connecting rod II, the other end is articulated with the hinged seat II being fixedly connected with support frame;
Chain wheel driving mechanism comprises drive sprocket, driven sprocket, chain and chain guide rail, and drive sprocket is arranged on transmission shaft, synchronizes and rotates with transmission gear; Driven sprocket is erected at support frame inside by sprocket shaft; Chain is wound around and is arranged on drive sprocket and driven sprocket; Chain guide rails assembling, on the chain between drive sprocket and driven sprocket, and is fixedly connected with chain, and chain guide rail is provided with the hinged seat III being fixedly connected with it;
Locked cylinder cylinder body is set up in support frame inside by hinged seat IV, and the piston end of locked cylinder and hinged seat III are hinged.
Scheme as a further improvement on the present invention, is provided with chain stretching device between described support frame and the sprocket shaft of driven sprocket.
Scheme as a further improvement on the present invention, after described driving oil cylinder stretches out completely, the center of its swivel pin exceedes the hinged dead point of connecting rod I and connecting rod II,, after driving oil cylinder to stretch out completely, the center of swivel pin to the vertical distance at the hinged center of hinged seat II is greater than the vertical distance of gear wheel shaft Zhou center to the vertical distance at the hinged center of hinged seat II and the hinged center of hinged seat I to the hinged center of hinged seat II.
Scheme as a further improvement on the present invention, the limiting stopper that described support frame inside is fixedly connected with support frame with the bit position setting of connecting rod II articulated section corresponding to connecting rod I, limiting stopper surface is provided with cushion layer.
Scheme as a further improvement on the present invention, described locked cylinder, hinged seat IV and chain guide rail are all set to two, are symmetrical in respectively the axle line of centres setting of drive sprocket and driven sprocket.
Scheme as a further improvement on the present invention, the position of the corresponding tooth bar in the top of described support frame and bottom arranges guide plate.
Compared with prior art, the two lock tank arrangements that discharge of this limiter are owing to adopting the engagement system of gear, tooth bar, the straight-line displacement of cage is converted to the circumferential displacement of transmission gear, be converted to again the straight-line displacement of locked cylinder piston through chain transmission, thereby shorten cushion stroke, and then ensured that locked cylinder has enough cushion strokes; While stopping tank, after contacting with tooth bar in the process that transmission gear stretches out, can continue to stretch out because driving oil cylinder not reach end of run, until driving cog wheel and rack engages completely, in its engagement process, drive oil cylinder in the time not ejecting completely, its shock damping action plays the effect that stops tank impulsive force that cushions, therefore can avoid stopping the generation of tank impact phenomenon, and can make cage steady rapidly, after driving oil cylinder to eject completely, drive the shock damping action of oil cylinder can impact-absorbing power, realize steady tank function; To be symmetrical in cage setting because the two release lock of this limiter tank arrangement installs afterwards, symmetrically arranged lock gear engages with symmetrically arranged tooth bar and realize locking cage simultaneously, when mine car passes in and out cage after locking cage, can not make cage wigwag motion, ensure steady tank effect, mine car is not easy to slide down; Owing to adopting engaging structure mode and the chain-drive frame mode of gear, tooth bar, and can be by regulating the just output lock tank power of adjustable lock gear end of delivery pressure of locked cylinder, therefore realized and used the two lock tank arrangements that discharge of this limiter can complete the function of locking tank, steady tank, structure is relatively simple, and is convenient to I&M.
Brief description of the drawings
Fig. 1 is the structural representation of lock gear of the present invention while not stretching out;
Fig. 2 is the back view of Fig. 1;
Fig. 3 is the structural representation of lock gear of the present invention while stretching out rear locking cage;
Fig. 4 is the structural representation of the present invention while adopting two cover locked cylinders;
Fig. 5 is scheme of installation of the present invention.
In figure: 1, tooth bar, 2, support frame, 2.1, limiting stopper, 2.2, guide plate, 3, transmission gear, 3.1, transmission shaft, 4, lock gear, 4.1, gear wheel shaft, 5, support link mechanism, 5.1, lock gear strut bar, 5.2, connecting rod I, 5.3, connecting rod II, 5.4, hinged seat I, 6, drive oil cylinder, 6.1, swivel pin, 6.2, hinged seat II, 7, chain wheel driving mechanism, 7.1, drive sprocket, 7.2, driven sprocket, 7.3, chain, 7.4, chain guide rail, 7.5, sprocket shaft, 7.6, hinged seat III, 8, locked cylinder, 8.1, hinged seat IV, 9, cage.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1 and Figure 2, the two lock tank arrangements that discharge of this limiter comprise tooth bar 1, support frame 2, transmission gear 3, lock gear 4, support link mechanism 5, drive oil cylinder 6, chain wheel driving mechanism 7 and locked cylinder 8.
Tooth bar 1 is fixed on cage 9.
Support frame 2 is framed structures.
Transmission gear 3 is erected at support frame 2 inside by transmission shaft 3.1, lock gear 4 by gear wheel shaft 4.1, lock gear 4 is connected with transmission gear 3 by support link mechanism 5, transmission gear 3 engages with lock gear 4, lock gear 4 engages with tooth bar 1, the mode that transmission gear 3 can connect by key and transmission shaft 3.1 are installed, and transmission shaft 3.1 can be erected at support frame 2 inside by bearing seat.
Support link mechanism 5 comprises lock gear strut bar 5.1, connecting rod I 5.2 and connecting rod II 5.3, lock gear strut bar 5.1 one end and transmission shaft 3.1 are hinged, the gear wheel shaft 4.1 of the other end and lock gear 4 is hinged, and lock gear 4 can engage and rotate with transmission gear 3 gears around transmission shaft 3.1 centers; The gear wheel shaft 4.1 of connecting rod I 5.2 one end and lock gear 4 is hinged, and the other end is hinged by swivel pin 6.1 and connecting rod II 5.3 one end; Connecting rod II 5.3 other ends are articulated with the hinged seat I 5.4 being fixedly connected with support frame 2.
Drive oil cylinder 6 one end hinged with connecting rod I 5.2 and connecting rod II 5.3 by swivel pin 6.1, the other end is articulated with the hinged seat II 6.2 being fixedly connected with support frame 2.
Chain wheel driving mechanism 7 comprises drive sprocket 7.1, driven sprocket 7.2, chain 7.3 and chain guide rail 7.4, drive sprocket 7.1 is arranged on transmission shaft 3.1, with transmission gear 3 coaxially, synchronize rotation, mode and transmission shaft 3.1 that drive sprocket 7.1 can connect by the key identical with transmission gear 3 are installed, or employing and transmission gear 3 are made of one structure, to ensure coaxially, synchronously to rotate; Driven sprocket 7.2 is erected at support frame 2 inside by sprocket shaft 7.5; Chain 7.3 is wound around and is arranged on drive sprocket 7.1 and driven sprocket 7.2; Chain guide rail 7.4 is arranged on the chain 7.3 between drive sprocket 7.1 and driven sprocket 7.2, and is fixedly connected with chain 7.3, and chain guide rail 7.4 is provided with the hinged seat III 7.6 being fixedly connected with it.
Locked cylinder 8 cylinder bodies are set up in support frame 2 inside by hinged seat IV 8.1, and the piston end of locked cylinder 8 and hinged seat III 7.6 are hinged.
As shown in Figure 5, the two lock tank arrangements that discharge of this limiter at least need to arrange two groups when mounted, be symmetricly set in cage 9 around, after integral installation is good, after cage 9 is in place, as shown in Figure 3, hydraulic efficiency pressure system starts, drive oil cylinder 6 piston ends to eject, promote support link mechanism 5 and make to move in connecting rod I 5.2 and connecting rod II 5.3, and then promote that lock gear 4 engages with transmission gear 3 gears around transmission shaft 3.1 centers and rotation, self-supporting frame 2 inside are stretched out, snap in tooth bar 1 interior and engage completely with tooth bar 1, realize locking cage 9, prevent cage 9 wigwag motions.
After cage 9 is in place, particularly mine is darker, load cage 9 when large can make the upper and lower play of steel rope elastic elongation because of inertia, hydraulic efficiency pressure system starts, driving oil cylinder 6 to eject promotion transmission gear 4 stretches out, after transmission gear 4 contacts with tooth bar owing to driving oil cylinder 6 piston ends not eject completely, transmission gear 4 can continue to stretch out, until engagement completely, in its engagement process, drive oil cylinder 6 piston ends in the time not ejecting completely, when continuing to eject, its shock damping action plays and cushions the function of stopping tank impulsive force, therefore can avoid stopping the generation of tank impact phenomenon, and can make cage 9 rapidly steadily.
In the time that cage 9 passes in and out cage because of mine car, produce and impact, while making cage 9 dandle, the impulsive force that cage 9 produces passes to the lock gear 4 engaging with tooth bar 1 by tooth bar 1, and lock gear 4 can pass to two-way by impulsive force:
When cage 9 is upwards when play, lock gear 4 is passed to impulsive force to drive oil cylinder 6 by support link mechanism 5, by driving the shock damping action impact-absorbing power of oil cylinder 6, realizes steady tank function;
In the time of cage 9 downward play, lock gear 4 is engaged impulsive force is passed to transmission gear 3 by gear, make transmission gear 3 along transmission shaft 3.1 axle center rotation circumferential movement, and then drive chain wheel driving mechanism 7 to make chain 7.3, chain guide rail 7.4 moves linearly, finally by hinged seat III 7.6, impulsive force is passed to locked cylinder 8, by the shock damping action impact-absorbing power of locked cylinder 8, realize steady tank function, thereby realize two impact-absorbing power that discharges, ensure that cage 9 is without beating, turnover mine car is steady, be difficult for sliding down, the size of the delivery pressure of locked cylinder 8, lock tank power, by chain wheel driving mechanism 7 and transmission gear 3, acting in opposition is in lock gear 4, by regulating the size of output lock tank power of adjustable lock gear 4 ends of stool and urine of delivery pressure of locked cylinder 8.
The two lock tank arrangements that discharge of this limiter are after the work of lock tank completes, regulate the delivery pressure of locked cylinder 8 to set a maximum lock tank power according to the maximum gross power of cage bearing goods, maximum lock tank power is far smaller than the tractive force limit of hoisting wirerope, realize the object of limiter, in the time making the hoisting force of cage be greater than this maximum lock tank power because of maloperation or other reasons when winding cage (lock in the undissolved situation of tank power), locked cylinder 8 meeting Self-tippings, lock tank power disappears, hydraulic system pressure sensor can send alerting signal simultaneously, alert operator makes to lock tank arrangement and resets, now cage can directly promote, ensure safe operation.
After mine car enters, need to promote time, hydraulic efficiency pressure system starts again, and locked cylinder 8 discharges lock tank power, then drives oil cylinder 6 piston ends to retract, and drives lock gear 4 return of dropping back, the state that unlocks, winding cage.
Discharging lock tank arrangement because this limiter is two is to adopt chain-drive mode to carry out the transmission of impulsive force, therefore in order to ensure to transmit the validity of impulsive force, prevent because the loosening power that impacts of chain 7.3 is transmitted not even transmission not in place, scheme as a further improvement on the present invention, is provided with chain stretching device between described support frame 2 and the sprocket shaft 7.5 of driven sprocket 7.2.
Generally, the impulsive force of cage 9 downward plaies will be far longer than the upwards impulsive force of play, in order rationally to utilize the inner space of support frame 2, and ensure upwards locking effect when play of cage 9, scheme as a further improvement on the present invention, as shown in Figure 3, after described driving oil cylinder 6 stretches out completely, its swivel pin 6.1 center exceedes the hinged dead point of connecting rod I 5.2 and connecting rod II 5.3, , after driving oil cylinder 6 to stretch out completely, swivel pin 6.1 center to the vertical distance at hinged seat II 6.2 hinged centers is greater than the vertical distance of gear wheel shaft 4.1Zhou center to the vertical distance at hinged seat II 6.2 hinged centers and the hinged center of hinged seat I 5.4 to hinged seat II 6.2 hinged centers, arrange like this, drive oil cylinder 6 just only to play the effect that ejects lock gear 4, no longer play the effect of damping impact-absorbing power, therefore driving oil cylinder 6 to make cylinder diameter can suitably reduce, reduce space hold, when cage 9 is upwards when play, lock gear 4 is hit power along transmission shaft 3.1 center clickwises, the hinge point of connecting rod I 5.2 and connecting rod II 5.3 is against on support frame 2, limit the displacement of lock gear 4, therefore lock gear 4 original place rotations, impulsive force is passed to transmission gear 3, as mentioned above, by the shock damping action impact-absorbing power of locked cylinder 8, realize steady tank function.
In order upwards to ensure better to move after buffering and limitation lock fixed gear 4 when play at cage 9; protect the hinge point of connecting rod I 5.2 and connecting rod II 5.3 simultaneously; scheme as a further improvement on the present invention; described support frame 2 inside are corresponding to connecting rod I 5.2 limiting stopper 2.1 that 5.3 articulated section bit position settings are fixedly connected with support frame 2 with connecting rod II, and limiting stopper 2.1 surfaces are provided with cushion layer.
In order to increase the effect of damping impact-absorbing power of locked cylinder 8, ensure steady tank ability, scheme as a further improvement on the present invention, as shown in Figure 4, described locked cylinder 8, hinged seat IV 8.1 and chain guide rail 7.4 are all set to two, be symmetrical in respectively the axle line of centres setting of drive sprocket 7.1 and driven sprocket 7.2, when impact-absorbing power, one is subject to traction force, and another is subject to thrust pressure simultaneously, two locked cylinders 8 shock damping action simultaneously, realizes better impulsive force assimilation effect.
Can locate rapidly in the time arriving stop position in order to make cage 9, scheme as a further improvement on the present invention, the position of the corresponding tooth bar 1 in the top of described support frame 2 and bottom arranges guide plate 2.2, guide plate 2.2 can be to support frame 2 direction lopsidedness, for guiding tooth bar 1 to enter tram.
The two lock tank arrangements that discharge of this limiter can ensure that locked cylinder 8 has enough cushion strokes; Can avoid stopping the generation of tank impact phenomenon, and can make cage 9 rapidly steadily; When the rear mine car turnover of locking cage 9 cage, can not make cage wigwag motion, ensure steady tank effect, mine car is not easy to slide down; Use the two lock tank arrangements that discharge of this limiter can complete the function of locking tank, steady tank, structure is relatively simple, and is convenient to I&M.
Claims (6)
1. the two lock tank arrangements that discharge of limiter, comprise support frame (2) and locked cylinder (8), and support frame (2) is framed structure; Locked cylinder (8) cylinder body is set up in support frame (2) inside by hinged seat IV (8.1),
It is characterized in that, also comprise tooth bar (1), transmission gear (3), lock gear (4), support link mechanism (5), drive oil cylinder (6) and chain wheel driving mechanism (7);
Tooth bar (1) is fixed on cage (9);
Transmission gear (3) is erected at support frame (2) inside by transmission shaft (3.1), lock gear (4) by gear wheel shaft (4.1), lock gear (4) is connected with transmission gear (3) by support link mechanism (5), transmission gear (3) engages with lock gear (4), and lock gear (4) engages with tooth bar (1);
Support link mechanism (5) comprises lock gear strut bar (5.1), connecting rod I (5.2) and connecting rod II (5.3), lock gear strut bar (5.1) one end and transmission shaft (3.1) are hinged, and the gear wheel shaft (4.1) of the other end and lock gear (4) is hinged; The gear wheel shaft (4.1) of connecting rod I (5.2) one end and lock gear (4) is hinged, and the other end is hinged by swivel pin (6.1) and connecting rod II (5.3) one end; Connecting rod II (5.3) other end is articulated with the hinged seat I (5.4) being fixedly connected with support frame (2);
Drive oil cylinder (6) one end hinged with connecting rod I (5.2) and connecting rod II (5.3) by swivel pin (6.1), the other end is articulated with the hinged seat II (6.2) being fixedly connected with support frame (2);
Chain wheel driving mechanism (7) comprises drive sprocket (7.1), driven sprocket (7.2), chain (7.3) and chain guide rail (7.4), and it is upper that drive sprocket (7.1) is arranged on transmission shaft (3.1), synchronizes rotation with transmission gear (3); Driven sprocket (7.2) is erected at support frame (2) inside by sprocket shaft (7.5); Chain (7.3) is wound around and is arranged on drive sprocket (7.1) and driven sprocket (7.2); It is upper that chain guide rail (7.4) is arranged on the chain (7.3) being positioned between drive sprocket (7.1) and driven sprocket (7.2), and be fixedly connected with chain (7.3), and chain guide rail (7.4) is provided with the hinged seat III (7.6) being fixedly connected with it;
Piston end and the hinged seat III (7.6) of described locked cylinder (8) are hinged.
2. the two lock tank arrangements that discharge of limiter according to claim 1, is characterized in that, between described support frame (2) and the sprocket shaft (7.5) of driven sprocket (7.2), are provided with chain stretching device.
3. the two lock tank arrangements that discharge of limiter according to claim 1 and 2, it is characterized in that, after described driving oil cylinder (6) stretches out completely, the center of its swivel pin (6.1) exceedes the hinged dead point of connecting rod I (5.2) and connecting rod II (5.3), , after driving oil cylinder (6) to stretch out completely, the center of swivel pin (6.1) to the vertical distance at the hinged center of hinged seat II (6.2) is greater than the vertical distance of gear wheel shaft (4.1) Zhou center to the vertical distance at the hinged center of hinged seat II (6.2) and the hinged center of hinged seat I (5.4) to the hinged center of hinged seat II (6.2).
4. the two lock tank arrangements that discharge of limiter according to claim 3, it is characterized in that, the inner limiting stopper (2.1) being fixedly connected with support frame (2) with the setting of connecting rod II (5.3) articulated section bit position corresponding to connecting rod I (5.2) of described support frame (2), limiting stopper (2.1) surface is provided with cushion layer.
5. the two lock tank arrangements that discharge of limiter according to claim 1 and 2, it is characterized in that, described locked cylinder (8), hinged seat IV (8.1) and chain guide rail (7.4) are all set to two, and the axle line of centres that is symmetrical in respectively drive sprocket (7.1) and driven sprocket (7.2) arranges.
6. the two lock tank arrangements that discharge of limiter according to claim 1 and 2, is characterized in that, the position of the corresponding tooth bar in the top of described support frame (2) and bottom (1) arranges guide plate (2.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410251713.5A CN104058312B (en) | 2014-06-09 | 2014-06-09 | A kind of limiter two release lock tank arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410251713.5A CN104058312B (en) | 2014-06-09 | 2014-06-09 | A kind of limiter two release lock tank arrangement |
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| CN104058312A true CN104058312A (en) | 2014-09-24 |
| CN104058312B CN104058312B (en) | 2016-03-30 |
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| CN201410251713.5A Active CN104058312B (en) | 2014-06-09 | 2014-06-09 | A kind of limiter two release lock tank arrangement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477726A (en) * | 2014-12-29 | 2015-04-01 | 龚柱 | Design method of falling prevention unit for elevator |
| CN104495561A (en) * | 2014-12-29 | 2015-04-08 | 龚柱 | Anti-falling unit of elevator |
| CN104627771A (en) * | 2014-12-29 | 2015-05-20 | 龚柱 | Designing method for anti-falling elevator |
| CN113120734A (en) * | 2021-04-22 | 2021-07-16 | 日照柳海石油化工有限公司 | Can guarantee both sides synchronous gliding mine jar and keep off |
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| DE3019715A1 (en) * | 1980-05-23 | 1981-12-10 | Mannesmann AG, 4000 Düsseldorf | Loading surface for bucket suspended inside shaft - tilts about horizontal axis and has locking and level control devices underneath |
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| CN104477726A (en) * | 2014-12-29 | 2015-04-01 | 龚柱 | Design method of falling prevention unit for elevator |
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| CN104627771A (en) * | 2014-12-29 | 2015-05-20 | 龚柱 | Designing method for anti-falling elevator |
| CN113120734A (en) * | 2021-04-22 | 2021-07-16 | 日照柳海石油化工有限公司 | Can guarantee both sides synchronous gliding mine jar and keep off |
| CN113120734B (en) * | 2021-04-22 | 2024-03-12 | 日照柳海石油化工有限公司 | Mine tank baffle capable of ensuring synchronous sliding of two sides |
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|---|---|
| CN104058312B (en) | 2016-03-30 |
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Denomination of invention: A limited force dual release lock tank device Granted publication date: 20160330 Pledgee: Bank of China Limited by Share Ltd. Xuzhou Copper Mt branch Pledgor: XUZHOU SUNSHINE SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2024320000008 |
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