CN103803371A - Control device preventing accidental movement of lift car - Google Patents
Control device preventing accidental movement of lift car Download PDFInfo
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- CN103803371A CN103803371A CN201410046765.9A CN201410046765A CN103803371A CN 103803371 A CN103803371 A CN 103803371A CN 201410046765 A CN201410046765 A CN 201410046765A CN 103803371 A CN103803371 A CN 103803371A
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Abstract
A control device preventing accidental movement of a lift car comprises a steel wire rope, a rolling wheel, a steel wire rope driving device and an automatic braking mechanism. The control device further comprises a rope clamping device, an automatic monitoring device, an electromagnet controller, a locking wheel and a trigger. A loop is composed of the automatic monitoring device, the electromagnet controller and the rope clamping device through a program control circuit. When the lift car displaces accidentally, a signal is sent out by the automatic monitoring device, the electromagnet controller is started, an inserting shaft in the electromagnet controller extends out and is inserted in a locating hole of the locking wheel, so that the inserting shaft and the rolling wheel are locked together, and the rope clamping device is started by the locking wheel through a transmission mechanism and the trigger so that the steel wire rope can be clamped. The control device preventing accidental movement of the lift car has the advantages that when a lift displaces accidentally, the lift can be automatically locked and stopped in a safe position, the lift is controlled in time, safety of passengers of the lift is guaranteed, the lift is repaired by maintenance personnel in time, the lift is effectively prevented from working continuously under the abnormal condition, and therefore life-threatening accidents are eliminated.
Description
Technical field
The present invention relates to a kind of elevator manufacture technology field, especially refer to the control setup of the anti-accidental movement of a kind of lift car.
Background technology
Existing a kind of application number is 201210384501.5 and is called that the Chinese invention patent application of " a kind of lift car shock absorber " discloses a kind of structure, its structure is made up of lift car, shock absorber, elevator bottom contact level, the bottom of lift car is provided with multiple shock absorbers, in the shaft bottom of elevator, multiple shock absorbers is also installed.While whereabouts from eminence in the time that elevator is out of control, be elastic potential energy by the shock absorber arranging by kinetic transformation, thereby ensure passenger's safety.But the shortcoming of this elevator is, in the time there is unexpected displacement in elevator, as: while there is displacement in lift car and floor, maintenance man can not find in time, the distance of also not knowing dislocation is how many, but elevator equally works, and this will bring serious problem to the safety of elevator, if can not find in time, likely there are various life-threatening accidents.Therefore the structure of elevator also needs further improvement.
Summary of the invention
Technical matters to be solved by this invention is the control setup that the anti-accidental movement of a kind of lift car is provided for above-mentioned prior art present situation, in the time that appearring in lift car, unexpected displacement can automatically lock elevator, elevator is parked on safe position, control in time elevator, thereby guaranteed the safety of elevator carrying.
The present invention solves the problems of the technologies described above adopted technical scheme: the control setup of the anti-accidental movement of this lift car, comprise the steel rope that pulls lift car to move up and down, be positioned at the scroll wheel of the Wound steel rope at elevator top, wire cable driving device and prevent scroll wheel rotate hypervelocity automatic brake mechanism, it is characterized in that: described control setup also comprises the rope gripper of steel rope, monitor the automatic monitoring device of car and story height lower position and can start the electromagnetic controller that rope gripper is clamped steel rope, the locking wheel rotating together with can be coaxial with scroll wheel, described automatic monitoring device and electromagnetic controller and rope gripper form loop by programme control circut, in the time of lift car and story height infraversion malposition or unexpected displacement, automatic monitoring device sends signal enabling electromagnetic controller, in described electromagnetic controller, retractable slotting shaft extension goes out and inserts in the knock hole of locking wheel, slotting axle and scroll wheel are locked together, electromagnetic controller sends signal enabling rope gripper and clamps steel rope simultaneously.
As improvement, described electromagnetic controller comprises housing, inserts axle, can be retracted to the electromagnet in housing and when without electromagnetic attraction, can make to insert the springing that shaft extension goes out inserting axle, described housing is fixed on the locating plate of scroll wheel side, and described slotting axle and springing are arranged at respectively in housing inner chamber.
As further improvement, described slotting axle can be successively by plug, platform level ring with insert tail and form, the external diameter of described slotting tail is less than the external diameter of platform level ring, described springing is tubular spring, the front end of described tubular spring supports mutually with platform level ring, and the tail end of described tubular spring supports mutually with the diapire of housing inner chamber, described electromagnet is fixed on the diapire of housing inner chamber.
Improve again, described locking wheel is positioned on the side of scroll wheel, described knock hole is spaced apart on the same periphery of locking wheel, and when knock hole moves in electromagnetic controller while inserting axle opposite position, the slotting axle in described electromagnetic controller can stretch out and insert in knock hole.
As improvement, described automatic brake mechanism comprises centrifugal mechanism, buckle wheel, the buckle bar that energy fixed point swings, push rod, can block the brake of steel rope on scroll wheel periphery, projection spaced apart on the periphery of buckle wheel, between described projection, form groove, the middle part of described buckle bar can be connected on the spoke of scroll wheel actively, the upper end of buckle bar is supported mutually with briquetting, in the lower side of described buckle bar, be connected with and can make the keep down extension spring of mobile trend of buckle bar, described buckle wheel can be installed on control setup housing rotationally, locking wheel and buckle wheel are positioned on the relative position of scroll wheel both sides, described push rod is fixed on briquetting, together with the lower end of push rod contacts mutually with the swinging block in centrifugal mechanism, be provided with pulling buckle near on the side of peripheral position being positioned at buckle wheel, pull bar on described pulling buckle and brake is movably connected and connects, in the time that scroll wheel rotation exceedes setting value, centrifugal mechanism drives on push rod and moves because centnifugal force upwarps swinging block, push rod drives briquetting to move up and the upper end of buckle bar and briquetting is departed from, buckle bar makes the projection on the lower end of buckle bar and buckle wheel be fastened togather because the pulling force of extension spring moves down, buckle bar drives buckle wheel to rotate, pulling buckle on described buckle wheel pulls the pull bar on brake and drives brake and scroll wheel is checked.
As further improvement, described brake comprises pull bar, braking vane, support body and spring, described pull bar is connected with support body, described support body can move radially and be arranged on derrick to scroll wheel, described braking vane is fixed on support body, and the front end of braking vane when support body to scroll wheel near time can with scroll wheel disc on steel rope contact mutually, described spring one end is connected on support body, and the spring other end with keep support body be connected with derrick away from the trend of scroll wheel.
As improvement, described centrifugal mechanism comprises connecting rod, two swinging blocks, two clump weights, described swinging block is installed on scroll wheel up and down, and the middle part of swinging block can be connected with the spoke of scroll wheel respectively actively, described clump weight is installed on respectively on one end of swinging block, on a swinging block, be connected with therein the Bringing-back mechanism that keeps swinging block original state, the upper and lower side of described connecting rod is connected with corresponding swinging block one end respectively, in the time that scroll wheel rotation exceedes setting value, swinging block can outwards move because of centnifugal force, described Bringing-back mechanism comprises thrust spring, push rod, the upper end of described push rod is connected with corresponding swinging block and away from clump weight one end, be connected and the wheel hub of push rod lower end and scroll wheel is flexible, described thrust spring is placed in push rod, thrust spring be fixed on push rod middle part platform level ring and support mutually, and the lower end of thrust spring is supported mutually with wheel hub.
As further improvement, described buckle bar upper end can be preferably with the concrete structure that briquetting supports mutually, buckle bar upper end upper surface is provided with platform level face, the lower surface of described briquetting is provided with the leave from office level face suitable with platform level face, briquetting is movably connected and is connect by the spoke of pivot pin and scroll wheel, on briquetting, be provided with the torsion spring that keeps briquetting to contact with buckle bar upper end, in the time that briquetting rotates because push rod rises, push rod drives briquetting to rise and the platform level face of make to leave office level face and buckle bar is separated, and now buckle bar rotates and fastens buckle and take turns.
Improve again, described control setup also comprises in the time that scroll wheel rotating speed exceedes setting value, can remind the alarm switch of maintainer's on-call maintenance, described alarm switch comprises rattler, control circuit, binary pair, described binary pair is by being " bifurcation " forked strut and triggering cross bar, described strut one end and buckle wheel fix, be in cambered surface and strut is the other end concave surface of jaw, described triggering cross bar cambered surface horizontal and strut is suitable, triggering cross bar is connected with the trigger unit of control circuit by triggering montant, in the time that rotating, buckle wheel drive strut to rotate, the cambered surface at strut top contacts with triggering cross bar, triggering cross bar is the trigger unit in trigger control circuit by triggering montant, control circuit sends signal enabling rattler sounding.
Improve, described rope gripper comprises left and right two clamping plates again, and two clamping plates is connected with electromagnetic valve by adapter shaft respectively, and described electromagnetic valve is connected with electromagnetic controller by programme control circut, and described steel rope is between two clamping plates.
Compared with prior art, the invention has the advantages that: in the time that unexpected displacement appears in elevator, while being higher or lower than setting value requirement as lift car, elevator can stop automatically, can automatically lock, elevator is parked on safe position, control in time elevator, guarantee the safety of elevator carrying, make maintainer's on-call maintenance, effectively avoid working in the abnormal situation of elevator, then eliminated life-threatening accident; Meanwhile, the present invention has also retained the auto-stop mechanism in the time that elevator moves up and down hypervelocity, occurs thereby eliminated better the life-threatening situation of elevator.So the present invention is a kind of very practical, lift product that safety is good, is worthy of popularization.
Accompanying drawing explanation
Fig. 1 is the structural perspective (local structure) of the embodiment of the present invention;
Fig. 2 be Fig. 1 remove cover shell after block diagram; Fig. 3 is that Fig. 2 is at the block diagram removing after locating plate;
Fig. 4 is that Fig. 3 is at the block diagram removing after locking wheel;
Fig. 5 is the three-dimensional exploded view of Fig. 2;
Fig. 6 is the three-dimensional exploded view of 5 different visual angles;
Fig. 7 is the lateral plan of Fig. 1;
Fig. 8 is the multiview drawing (buckle bar and buckle are taken turns the state that is fastened togather) of Fig. 4 another side;
Fig. 9 is the block diagram that in Fig. 1, scroll wheel and centrifugal mechanism are installed together;
Figure 10 is the lateral plan at the figure back side;
Figure 11 is the side projection figure of electromagnetic controller in Fig. 1;
Figure 12 is the cutaway view along A-A line in Figure 11 (inserting axle is retracted mode);
Figure 13 is the cutaway view along A-A line in Figure 11 (inserting axle for stretching out state).
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
As shown in figure 1 to figure 13, the control setup of the anti-accidental movement of lift car of the present embodiment, comprise and cover shell 10, the steel rope (not shown in FIG.) that pulls lift car to move up and down, the steel rope that pulls lift car to move up and down, be positioned at the scroll wheel 1 of the Wound steel rope at elevator top, wire cable driving device and prevent that scroll wheel 1 from rotating the automatic brake mechanism of hypervelocity, it is characterized in that: described control setup also comprises the rope gripper of steel rope, monitor the automatic monitoring device of car and story height lower position and can start the electromagnetic controller 3 that rope gripper is clamped steel rope, the locking wheel 2 rotating together with can be coaxial with scroll wheel 1, can start rope gripper and clamp the binary pair 9 of rope, described automatic monitoring device and electromagnetic controller 3 and rope gripper form loop by programme control circut, in the time of lift car and story height infraversion malposition or unexpected displacement, automatic monitoring device sends signal enabling electromagnetic controller 3, in described electromagnetic controller 3, retractable slotting axle 31 stretches out and inserts in the knock hole 21 of locking wheel 2, making to insert axle 31 locks together with scroll wheel 1, described locking wheel starts binary pair 9 by transmission device, binary pair 9 starts rope gripper and clamps steel rope.
Above-mentioned electromagnetic controller 3 comprises housing 32, inserts axle 31, can be retracted to the electromagnet 33 in housing 32 and when without electromagnetic attraction, can make to insert the springing that axle 31 stretches out inserting axle 31, described housing 32 is fixed on the locating plate 12 of scroll wheel 1 side, and described slotting axle 31 is arranged at respectively in housing inner chamber 34 with springing.Described slotting axle 31 is made up of plug 35, platform level ring 36 and slotting tail 37 successively, the external diameter of described slotting tail 37 is less than the external diameter of platform level ring 36, described springing is tubular spring 38, the front end of described tubular spring 38 supports mutually with platform level ring 36, and the tail end of described tubular spring 38 supports mutually with the diapire of housing inner chamber 34, described electromagnet 33 is fixed on the diapire of housing inner chamber 34.
Above-mentioned automatic brake mechanism comprises centrifugal mechanism, buckle wheel 4, the buckle bar 5 that energy fixed point swings, push rod 61, can block the brake of steel rope on scroll wheel 1 periphery, projection 41 spaced apart on the periphery of buckle wheel 4, between described projection 41, form groove, the middle part of described buckle bar 5 can be connected on the spoke 11 of scroll wheel 1 actively, the upper end of buckle bar 5 is supported mutually with briquetting 6, in the lower side of described buckle bar 5, be connected with and can make the keep down extension spring 51 of mobile trend of buckle bar 5, described buckle wheel 4 can be installed on control setup housing rotationally, locking wheel 2 and buckle wheel 4 are positioned on scroll wheel 1 both sides relative position, described push rod 61 is fixed on briquetting 6, together with the lower end of push rod 61 contacts mutually with the swinging block in centrifugal mechanism 7, be provided with pulling buckle 42 being positioned on the side of buckle wheel 4 near peripheral position, described pulling buckle 42 is movably connected and connects with the pull bar 8 on brake, in the time that scroll wheel 1 rotation exceedes setting value, centrifugal mechanism drives on push rod 61 and moves because centnifugal force upwarps swinging block 7, push rod 61 drives briquetting 6 to move up and the upper end of buckle bar 5 and briquetting 6 is departed from, buckle bar 5 makes the projection 41 on the lower end of buckle bar 5 and buckle wheel 4 be fastened togather because the pulling force of extension spring 51 moves down, buckle bar 5 drives buckle wheel 4 to rotate, pulling buckle 42 on described buckle wheel 4 pulls the pull bar 8 on brake and drives brake and scroll wheel 1 is checked.Described brake comprises pull bar 8, braking vane 81, support body 82 and spring 83, described pull bar 8 is connected with support body 82, described support body 82 can move radially and be arranged on derrick to scroll wheel 1, described braking vane 81 is fixed on support body 82, and the front end of braking vane 81 when support body 82 to scroll wheel 1 near time can with scroll wheel 1 disc on steel rope contact mutually, described spring 83 one end are connected on support body 82, and spring 83 other ends are to keep support body 82 to be connected with derrick away from the trend of scroll wheel 1.Described buckle bar 5 upper ends with the concrete structure that briquetting 6 supports are mutually, buckle bar 5 upper end upper surfaces are provided with platform level face 52, the lower surface of described briquetting 6 is provided with the leave from office level face 62 suitable with platform level face 52, briquetting 6 is movably connected and connects with the spoke 11 of scroll wheel 1 by pivot pin 63, on briquetting 6, be provided with the torsion spring 64 that keeps briquetting 6 to contact with buckle bar 5 upper ends, in the time that briquetting 6 rotates because push rod 61 rises, push rod 61 drives briquetting 6 to rise and the level face 62 that makes to leave office is separated with the platform level face 52 of buckle bar 5, and now buckle bar 5 rotates and fastens buckle wheel 4.
Above-mentioned centrifugal mechanism comprises connecting rod 71, two swinging blocks 7, two clump weights 72, described swinging block 7 is installed on scroll wheel 1 up and down, and the middle part of swinging block 7 can be connected with the spoke 11 of scroll wheel 1 respectively actively, described clump weight 72 is installed on respectively on one end of swinging block 7, on a swinging block 7, be connected with therein the Bringing-back mechanism that keeps swinging block original state, the upper and lower side of described connecting rod 71 is connected with corresponding swinging block 7 one end respectively, in the time that scroll wheel 1 rotation exceedes setting value, swinging block 7 can outwards move because of centnifugal force, described Bringing-back mechanism comprises thrust spring 73, push rod 74, the upper end of described push rod 74 is connected with corresponding swinging block 7 and away from clump weight 72 one end, and flexible being connected of wheel hub 13 of push rod 74 lower ends and scroll wheel 1, described thrust spring 73 is placed in push rod 74, thrust spring 73 be fixed on push rod 74 middle part platform level rings 75 and support mutually, and the lower end of thrust spring 73 is supported mutually with wheel hub 13.
Above-mentioned transmission device comprises and is " bifurcation " forked strut 91, described binary pair comprises triggering cross bar 92, trigger montant 94 and trigger unit 90, described strut 91 one end and buckle wheel 4 fix, be in cambered surface 93 and strut 91 is the concave surface of jaw one end, described triggering cross bar 92 cambered surface 93 horizontal and strut 91 is suitable, triggering cross bar 92 is connected with trigger unit by triggering montant 94, in the time that rotating, buckle wheel 4 drive strut 91 to rotate, the cambered surface 93 at strut 91 tops contacts with triggering cross bar 92, trigger cross bar 92 and start trigger unit 90 by triggering montant 94, trigger unit 90 starts rope gripper steel rope is clamped.Above-mentioned rope gripper comprises left and right two clamping plates (not shown in FIG.), and two clamping plates is connected with electromagnetic valve by adapter shaft respectively, and described electromagnetic valve is connected with electromagnetic controller by programme control circut, and described steel rope is between two clamping plates.The structure of described wire cable driving device, programme control circut, control circuit and automatic monitoring device is all known prior art, it can be that electric control starting can be also mechanically activated that described trigger unit starts rope gripper, also here also no longer carefully states for common technology.
Principle of work of the present invention is: in the time that accidental movement appears in elevator, the automatic monitoring device (not shown in FIG.) being installed on derrick detects after displacement information, automatically send signal to electromagnetic controller, electromagnetic controller starts, slotting shaft extension in electromagnetic controller goes out to insert in the knock hole of locking wheel, scroll wheel is stopped operating, and the rope gripper that flip-flop toggle is installed on derrick is simultaneously clamped steel rope simultaneously, has guaranteed that like this elevator stops in time in moving process.Make elevator be positioned unexpected displacement state, then send chimes of doom by the alarm switch of elevator, remind in time maintainer to repair elevator.
Claims (10)
1. the control setup of the anti-accidental movement of lift car, comprise the steel rope that pulls lift car to move up and down, be positioned at the scroll wheel (1) of the Wound steel rope at elevator top, wire cable driving device and prevent scroll wheel (1) rotate hypervelocity automatic brake mechanism, it is characterized in that: described control setup also comprises the rope gripper of steel rope, monitor the automatic monitoring device of car and story height lower position and can start the electromagnetic controller (3) that rope gripper is clamped steel rope, the locking wheel (2) rotating together with can be coaxial with scroll wheel (1), can start rope gripper and clamp the binary pair of rope (9), described automatic monitoring device and electromagnetic controller (3) and rope gripper form loop by programme control circut, in the time of lift car and story height infraversion malposition or unexpected displacement, automatic monitoring device sends signal enabling electromagnetic controller (3), in described electromagnetic controller (3), retractable slotting axle (31) stretches out and inserts in the knock hole (21) of locking wheel (2), making to insert axle (31) locks together with scroll wheel (1), described locking wheel starts binary pair (9) by transmission device, binary pair (9) starts rope gripper and clamps steel rope.
2. control setup according to claim 1, it is characterized in that: described electromagnetic controller (3) comprises housing (32), inserts axle (31), can be retracted to the electromagnet (33) in housing (32) and when without electromagnetic attraction, can make to insert the springing that axle (31) stretches out inserting axle (31), described housing (32) is fixed on the locating plate (12) of scroll wheel (1) side, and described slotting axle (31) is arranged at respectively in housing inner chamber (34) with springing.
3. control setup according to claim 2, it is characterized in that: described slotting axle (31) is successively by plug (35), platform level ring (36) and slotting tail (37) composition, the external diameter of described slotting tail (37) is less than the external diameter of platform level ring (36), described springing is tubular spring (38), the front end of described tubular spring (38) supports mutually with platform level ring (36), and the tail end of described tubular spring (38) supports mutually with the diapire of housing inner chamber (34), described electromagnet (33) is fixed on the diapire of housing inner chamber (34).
4. according to arbitrary described control setup in claims 1 to 3, it is characterized in that: described locking wheel (2) is positioned on the side of scroll wheel (1), described knock hole (21) is spaced apart on the same periphery of locking wheel (2), when knock hole (21) moves in electromagnetic controller (3) while inserting axle (31) opposite position, the slotting axle (31) in described electromagnetic controller (3) can stretch out and insert in knock hole (21).
5. control setup according to claim 4, it is characterized in that: described automatic brake mechanism comprises centrifugal mechanism, buckle wheel (4), the buckle bar (5) that energy fixed point swings, push rod (61), can block the brake of steel rope on scroll wheel (1) periphery, projection spaced apart (41) on the periphery of buckle wheel (4), described projection forms groove between (41), the middle part of described buckle bar (5) can be connected on the spoke (11) of scroll wheel (1) actively, the upper end of buckle bar (5) is supported mutually with briquetting (6), in the lower side of described buckle bar (5), be connected with and can make the keep down extension spring (51) of mobile trend of buckle bar (5), described buckle wheel (4) can be installed on control setup housing rotationally, locking wheel (2) and buckle wheel (4) are positioned on the relative position of scroll wheel (1) both sides, described push rod (61) is fixed on briquetting (6), together with the lower end of push rod (61) contacts mutually with the swinging block (7) in centrifugal mechanism, be provided with pulling buckle (42) near on side of peripheral position being positioned at buckle wheel (4), described pulling buckle (42) is movably connected and connects with the pull bar (8) on brake, in the time that scroll wheel (1) rotation exceedes setting value, centrifugal mechanism drives on push rod (61) and moves because centnifugal force upwarps swinging block (7), push rod (61) drives briquetting (6) to move up and the upper end of buckle bar (5) and briquetting (6) is departed from, buckle bar (5) makes the projection (41) on the lower end of buckle bar (5) and buckle wheel (4) be fastened togather because the pulling force of extension spring (51) moves down, buckle bar (5) drives buckle wheel (4) to rotate, pulling buckle (42) on described buckle wheel (4) pulls the pull bar (8) on brake and drives brake and scroll wheel (1) is checked.
6. control setup according to claim 5, it is characterized in that: described brake comprises pull bar (8), braking vane (81), support body (82) and spring (83), described pull bar (8) is connected with support body (82), described support body (82) can move radially and be arranged on derrick to scroll wheel (1), described braking vane (81) is fixed on support body (82), and the front end of braking vane (81) when support body (82) to scroll wheel (1) near time can with scroll wheel (1) disc on steel rope contact mutually, described spring (83) one end is connected on support body (82), and spring (83) other end is to keep support body (82) to be connected with derrick away from the trend of scroll wheel (1).
7. control setup according to claim 5, it is characterized in that: described centrifugal mechanism comprises connecting rod (71), two swinging blocks (7), two clump weights (72), described swinging block (7) is installed on scroll wheel (1) up and down, and the middle part of swinging block (7) can be connected with the spoke (11) of scroll wheel (1) respectively actively, described clump weight (72) is installed on respectively on one end of swinging block (7), on a swinging block (7), be connected with therein the Bringing-back mechanism that keeps swinging block (7) original state, the upper and lower side of described connecting rod (71) is connected with corresponding swinging block (7) one end respectively, in the time that scroll wheel (1) rotation exceedes setting value, swinging block (7) can outwards move because of centnifugal force, described Bringing-back mechanism comprises thrust spring (73), push rod (74), the upper end of described push rod (74) is connected with corresponding swinging block (7) and away from clump weight (72) one end, be connected and the wheel hub (13) of push rod (74) lower end and scroll wheel (1) is flexible, described thrust spring (73) is placed in push rod (74), thrust spring (73) be fixed on push rod (74) middle part platform level ring (75) and support mutually, and the lower end of thrust spring (73) is supported mutually with wheel hub (13).
8. control setup according to claim 5, it is characterized in that: described buckle bar (5) upper end with the concrete structure that briquetting (6) supports is mutually, buckle bar (5) upper end upper surface is provided with platform level face (52), the lower surface of described briquetting (6) is provided with the leave from office level face (62) suitable with platform level face (52), briquetting (6) is movably connected and connects with the spoke (11) of scroll wheel (1) by pivot pin (63), on briquetting (6), be provided with the torsion spring (64) that keeps briquetting (6) to contact with buckle bar (5) upper end, in the time that briquetting (6) rotates because push rod (61) rises, push rod (61) drives briquetting (6) to rise and leave from office level face (62) and the platform level face (52) of buckle bar (5) is separated, now buckle bar (5) rotates and fastens buckle wheel (4).
9. control setup according to claim 5, it is characterized in that: described transmission device comprises and is " bifurcation " forked strut (91), described binary pair comprises triggering cross bar (92), trigger montant (94) and trigger unit (90), described strut (91) one end and buckle wheel (4) fix, be in cambered surface (93) and strut (91) is the concave surface of jaw one end, described triggering cross bar (92) cambered surface (93) horizontal and strut (91) is suitable, triggering cross bar (92) is connected with trigger unit by triggering montant (94), in the time that rotating, buckle wheel (4) drive strut (91) to rotate, the cambered surface (93) at strut (91) top contacts with triggering cross bar (92), trigger cross bar (92) and start trigger unit (90) by triggering montant (94), trigger unit (90) starts rope gripper steel rope is clamped.
10. according to arbitrary described control setup in claims 1 to 3, it is characterized in that: described rope gripper comprises left and right two clamping plates, two clamping plates is connected with electromagnetic valve by adapter shaft respectively, described electromagnetic valve is connected with electromagnetic controller by programme control circut, and described steel rope is between two clamping plates.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410046765.9A CN103803371B (en) | 2014-01-28 | 2014-01-28 | The control device of the anti-accidental movement of lift car |
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| CN201410046765.9A CN103803371B (en) | 2014-01-28 | 2014-01-28 | The control device of the anti-accidental movement of lift car |
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| CN103803371A true CN103803371A (en) | 2014-05-21 |
| CN103803371B CN103803371B (en) | 2016-08-24 |
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| CN104192663A (en) * | 2014-07-31 | 2014-12-10 | 安徽恒博电气科技有限公司 | Elevator speed limiter |
| CN104310152A (en) * | 2014-09-19 | 2015-01-28 | 宁波浩渤工贸有限公司 | Elevator rope security fastening device |
| CN107265241A (en) * | 2017-07-25 | 2017-10-20 | 波士顿电梯（湖州）有限公司 | Elevator torsion spring stopping device |
| CN108750870A (en) * | 2018-05-02 | 2018-11-06 | 宁波奥德普电梯部件有限公司 | A kind of tensioning apparatus for elevator |
| US10759631B2 (en) | 2016-10-27 | 2020-09-01 | Otis Elevator Company | Remote triggering device, overspeed governor assembly and elevator |
| CN114261910A (en) * | 2022-03-03 | 2022-04-01 | 河南省祥东交通建设工程有限公司 | Winch device and precast beam hoisting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104192663A (en) * | 2014-07-31 | 2014-12-10 | 安徽恒博电气科技有限公司 | Elevator speed limiter |
| CN104310152A (en) * | 2014-09-19 | 2015-01-28 | 宁波浩渤工贸有限公司 | Elevator rope security fastening device |
| CN104310152B (en) * | 2014-09-19 | 2016-04-27 | 宁波浩渤工贸有限公司 | A kind of elevator rope safety fastening device |
| US10759631B2 (en) | 2016-10-27 | 2020-09-01 | Otis Elevator Company | Remote triggering device, overspeed governor assembly and elevator |
| CN107265241A (en) * | 2017-07-25 | 2017-10-20 | 波士顿电梯（湖州）有限公司 | Elevator torsion spring stopping device |
| CN108750870A (en) * | 2018-05-02 | 2018-11-06 | 宁波奥德普电梯部件有限公司 | A kind of tensioning apparatus for elevator |
| CN114261910A (en) * | 2022-03-03 | 2022-04-01 | 河南省祥东交通建设工程有限公司 | Winch device and precast beam hoisting method |
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|---|---|
| CN103803371B (en) | 2016-08-24 |
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