CN102602761B - Steel rope lifting gripper for checking elevator speed limiter - Google Patents

Steel rope lifting gripper for checking elevator speed limiter Download PDF

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Publication number
CN102602761B
CN102602761B CN2012100710923A CN201210071092A CN102602761B CN 102602761 B CN102602761 B CN 102602761B CN 2012100710923 A CN2012100710923 A CN 2012100710923A CN 201210071092 A CN201210071092 A CN 201210071092A CN 102602761 B CN102602761 B CN 102602761B
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China
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clamp
jaw
binding clip
clamp handle
steel rope
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CN102602761A (en
Inventor
孙松岭
赵丁
袁敬
刘殊
陈永贤
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CHENGDU SPECIAL EQUIPMENT TESTING INSTITUTE
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CHENGDU SPECIAL EQUIPMENT TESTING INSTITUTE
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Abstract

The invention discloses a steel rope lifting gripper for checking an elevator speed limiter, which comprises a first clamp for lifting a first side steel rope of the elevator speed limiter, a second clamp for fixing the first side steel rope of the elevator speed limiter, and a third clamp for fixing a second side steel rope of the elevator speed limiter, wherein each of the first clamp and the second clamp comprises a clamp head and a clamp handle; a rotating hole is arranged between the clamp head and the clamp handle; a rotating shaft is installed inside the rotating hole; a first pressure spring is installed on the clamp handle; the axial directions of the rotating shafts of the first clamp and the second clamp are regard as the vertical directions; a connection column is installed on the rotating shaft of the second clamp; and the lower end of the rotating shaft of the first clamp is installed at the upper end of the connection column, and is capable of rotating around the upper end of the connection column as a circle center. The gripper of the invention integrates a lifting function and a clamping function of the elevator steel rope, is capable of flexibly regulating and recovering the height of the steel rope according to needs, and is simple, precise, labor-saving, efficient and safe in operation.

Description

Rope hoisting clamper for verifying elevator speed limiter
Technical field
The present invention relates to a kind of clamper of rope hoisting for verifying elevator speed limiter, relate in particular to a kind of clamper of the rope hoisting for verifying elevator speed limiter that promotes car, can operate that do not need in elevator shutdown situation.
Background technology
Elevator inspection procedure regulation: the normal elevator governor needs verification in every 2 years of using once.Each verification, need to break away from steel rope from velocity limiter.The diameter of speed limiter wire rope is generally 8mm, one end is connected on the safety tongs on lift car, walk around velocity limiter, hang down into pit, walk around the pit tension wheel, upwards be fixed on car, car drives the steel rope motion, and velocity limiter and the interior tension wheel of elevator pit in elevator(lift) machine room are rotated together.Rice up to a hundred does not wait the length of speed limiter wire rope from more than 10 meters to tens meters according to the height of floor.The tension wheel of pit can have the movement of 10cm left and right on short transverse.
Because steel rope is on velocity limiter, the tension wheel of pit, to downward tensile force of steel rope, is added the weight of steel rope itself, and the common clamping devices such as pliers can not take off steel rope from velocity limiter.
At present general way is: speed limiter wire rope, away from the first crossing point of car one side and ground, clamps steel rope and is placed on machine room ground with locking pliers in machine room.At inspecting state startup ascending for elevator, moving the distance of about 10cm stops, the steel rope of cage side fluffs, manual with the steel rope that locking pliers is mentioned the second point of the cage side distance of about 10cm that moves up again, and the steel rope clamping is placed in to the machine room ground of second point position.Steel rope on velocity limiter will be suspended in the velocity limiter top or break away from velocity limiter, is convenient to the verification of elevator governor this moment.
In above-mentioned orthodox method, the non-special tool of locking pliers, Clamping force is inadequate, and steel rope easily breaks away from locking pliers, causes the clamping failure; Overhauling elevator state crawl promotes the bad grasp stroke of car, easily causes lifting excessive or too small, the bad grasp of rope hoisting height, and easily lifting excessively causes tension wheel to damage or promotes not; The steel rope that fluffs also has deadweight, needs manual very large power just can mention, and is easy to occur that steel rope incessantly comes off because of clamping, requires great effort and easily hinders hand.
Summary of the invention
Purpose of the present invention provides a kind of clamper of the rope hoisting for verifying elevator speed limiter that promotes car, can operate in elevator shutdown situation that do not need with regard to being in order to address the above problem.
In order to achieve the above object, the present invention has adopted following technical scheme:
The present invention includes be used to the first clamp of promoting described elevator governor the first side steel rope, for the second clamp of fixing described elevator governor the first side steel rope with for the 3rd clamp of fixing described elevator governor the second side steel rope, described the first clamp comprises the first binding clip and the first clamp handle, between described the first binding clip and described the first clamp handle, be provided with the first rotating hole, in described the first rotating hole, the first rotating shaft is installed, on described the first clamp handle, is provided with the first holddown spring; Described the second clamp comprises the second binding clip and the second clamp handle, between described the second binding clip and described the second clamp handle, is provided with the second rotating hole, in described the second rotating hole, the second rotating shaft is installed, and on described the second clamp handle, is provided with the second holddown spring; Take the axial direction of described the first rotating shaft and described the second rotating shaft as vertical direction, above described the second rotating shaft, joint pin is installed, the lower end of described the first rotating shaft is installed on the upper end of described joint pin and can as the center of circle, rotates down in the vertical direction take the upper end of described joint pin.
During use, elevator is in closed condition, and whole process does not need to start.The 3rd clamp is placed in to elevator governor one side steel rope and ground intersection and the steel rope position is fixed, the preferred elevator governor of above-mentioned elevator governor one side is near car one side, be used for fixedly the 3rd clamp of steel rope and can obtain than being easier to processing according to prior art, its preferred structure is described hereinafter.The second clamp is placed in to elevator governor opposite side steel rope and ground intersection and the steel rope position is fixed, the second clamp lies against ground, the preferred elevator governor of above-mentioned elevator governor opposite side is away from car one side, and at this moment, the first clamp is positioned at the top of the second clamp.Ensuing operation operates respectively the first clamp and the second clamp coordinating operation by two people: at first unclamp the second clamp, make steel rope and the second clamp removing from, then rotating the first clamp makes the first binding clip as far as possible near the second binding clip, unclamp the first binding clip, steel rope is placed in the first jaw, after compressing the first binding clip, holding the first clamp handle presses down, make the first binding clip increase, the above steel rope of the first binding clip this moment along with the first binding clip, rise and because the other end of steel rope namely the 3rd clamp position fix and be in relaxed state; After the first clamp handle is depressed near the second clamp handle position, stop pressing down, compress the second binding clip this moment, the steel rope position that makes to be positioned at the second binding clip place is fixed, and then unclamps the first binding clip, and rotation the first clamp makes the first binding clip as far as possible near the second binding clip, and steel rope is placed in the first jaw, repeat the process of above-mentioned use the first binding clip hoisting cable, until meet the slackness of steel rope, be convenient to the verification elevator governor, multiplicity generally can meet the demands at 1-3 time.
Further, between described the first rotating shaft and described joint pin, be provided with the rotary spherical fixing body.The rotary spherical fixing body is convenient to the first clamp and is rotated freely above joint pin.
Particularly, described the first clamp handle comprises two the first monolevers, between two described the first monolevers, the first spring shaft is installed, and described the first holddown spring is installed on described the first spring shaft; Described the second clamp handle comprises two the second monolevers, between two described the second monolevers, the second spring shaft is installed, and described the second holddown spring is installed on described the second spring shaft.Easily cooperating personnel operation of the setting of holddown spring, make the clamp handle opening and closing, accordingly, makes the binding clip opening and closing.
As preferably, the outside of two described the first monolevers is stretched out respectively at the two ends of described the first spring shaft, and described the first holddown spring comprises two sections, is placed in respectively the two ends of described first spring shafts in two described first monolever outsides; The outside of two described the second monolevers is stretched out respectively at the two ends of described the second spring shaft, and described the second holddown spring comprises two sections, is placed in respectively the two ends of described second spring shaft in two described second monolever outsides.The advantage of this mode is to utilize the elastic force of holddown spring to make clamp be in impaction state, and its impaction state is easy to hold and keep, because in practical application, the impaction state of clamp is obviously more than releasing orientation.As required, also can adopt holddown spring is arranged to two structures between monolever, this structure is just opposite with said structure in opening and closing are controlled.
As preferred plan, described the first spring shaft is placed in article one oblique crank Z hole on described the first clamp handle and can in described article one oblique crank Z hole, moves, and the axial direction in described article one oblique crank Z hole is parallel with the axial direction of described the first clamp handle; Described the second spring shaft is placed in the second oblique crank Z hole on described the second clamp handle and can in described second oblique crank Z hole, moves, and the axial direction in described second oblique crank Z hole is parallel with the axial direction of described the second clamp handle.The advantage of this structure is: can regulate the distance between holddown spring and rotating shaft, thereby change the size of clamp thrust, adapt to the different demands that compress intensity.
Further, between the axial line of the axial line of described the first clamp handle and described the first binding clip, be 30 ° of angles, if the axial line of described the first binding clip is positioned at horizontal surface, the afterbody of described the first clamp handle is positioned at the top of the axial line place horizontal surface of described the first binding clip.This structure can increase the shift motion of the first binding clip, thereby reduces the number of times of operation, raises the efficiency.
Further, the first jaw surface of described the first binding clip is provided with concave convex texture; The second jaw surface of described the second binding clip is indent V-arrangement face, and described the second jaw surface is provided with concave convex texture.This structure is convenient to increase the friction force between jaw and steel rope, makes its clamping more firm.
As preferably, described the first jaw is the fast assembling-disassembling jaw, and described the first jaw is placed in the first jaw groove corresponding on described the first binding clip; Described the second jaw is the fast assembling-disassembling jaw, and described the second jaw is placed in the second jaw groove corresponding on described the second binding clip.The fast assembling disassembling structure of jaw, be convenient to the replacing after jaw weares and teares, thereby save consumables cost and use cost.
Particularly, described the 3rd clamp comprises two the 3rd clamp handles, one end rotary connection of two described the 3rd clamp handles forms round end, position away from described round end on described the 3rd clamp handle is provided with the 3rd jaw, described the 3rd jaw surface is indent V-arrangement face, and described the 3rd jaw surface is provided with concave convex texture; On two described the 3rd clamp handles, be respectively arranged with the screw of mutual correspondence.During use, in steel rope is placed in the 3rd jaw after, with clamping screw, pass screw, then use the nut screwing clamping clamping screw, the fixing position of steel rope.In this process, the 3rd clamp handle is placed in ground, so require the position of the screw on the 3rd clamp handle can not be too near to the 3rd clamp handle near Yi Cede edge, ground, just can be convenient to the rotating operation of nut.
Further, described the 3rd jaw is the fast assembling-disassembling jaw, and described the 3rd jaw is placed in the 3rd jaw groove corresponding on described the 3rd clamp handle; Described screw is a plurality of, evenly is arranged on two described the 3rd clamp handles.Being provided with of a plurality of screws is beneficial to the distance of adjusting between clamping screw and round end, thereby changes the size of the 3rd clamp handle thrust, is convenient to adapt to the different demands that compress intensity.
Beneficial effect of the present invention is:
The lifting of current collection of the present invention ladder steel rope and holding function be in one, can adjust flexibly as required the rope hoisting height and recover the initial condition of steel rope, has advantages of simple to operate, accurate, laborsaving, efficient, safe.
The accompanying drawing explanation
Fig. 1 is the structural representation of elevator governor of the present invention and corollary equipment;
Fig. 2 is the front view of the first clamp handle of the present invention and the first binding clip;
Fig. 3 is the birds-eye view of the first clamp handle of the present invention and the first binding clip;
Fig. 4 removes the birds-eye view of the first jaw after the first clamp combination of the present invention;
Fig. 5 is the birds-eye view after the first clamp combination of the present invention;
Fig. 6 is the front view of the second clamp handle of the present invention and the second binding clip;
Fig. 7 is the birds-eye view of the second clamp handle of the present invention and the second binding clip;
Fig. 8 removes the birds-eye view of the second jaw after the second clamp combination of the present invention;
Fig. 9 is the birds-eye view after the second clamp combination of the present invention;
Figure 10 is the lateral plan of the 3rd clamp of the present invention;
Figure 11 is the assembling front view after the 3rd clamp of the present invention removes the 3rd jaw;
Figure 12 is the assembling front view of the 3rd clamp of the present invention;
Figure 13 is one of rope hoisting clamper application structure schematic diagram of the present invention;
Figure 14 is two of rope hoisting clamper application structure schematic diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further described in detail:
As shown in Figure 1, the velocity limiter 1 of elevator is placed on the ground 5 in elevator(lift) machine room.The diameter that is used for the steel rope 6 of velocity limiter 1 is generally 8mm, one end is connected on the safety tongs on the car 7 of elevator, after walking around velocity limiter 1, its lower end hangs down into pit, walk around the tension wheel 8 of pit, upwards be fixed on again on car 7, car 7 drives steel rope 6 motions, and velocity limiter 1 and the interior tension wheel 8 of elevator pit in elevator(lift) machine room are rotated together.The lower end of tension wheel 8 is equipped with pouring weight 9, and tension wheel 8 is arranged on anchor fitting 10 and can in scope, rotating by a small margin take coupling end 11 as the center of circle, makes tension wheel 8 can move at above-below direction the distance of 10cm left and right.A point and C point in Fig. 1 are the intersection between steel rope 6 and ground 5, and the height between B point and C point is about 12cm, is the operational space of hoisting cable 6.
As Fig. 1 and shown in Figure 13, the present invention includes the first clamp 47 be used to the steel rope 6 away from car 7 one sides that promotes velocity limiter 1, for the second clamp 48 of the fixing steel rope 6 away from car 7 one sides of velocity limiter 1 with for fixing the 3rd clamp 46 of the steel rope 6 of close car 7 one sides of velocity limiter 1.
as Figure 2-Figure 5, Fig. 2 and the structure that is half the first clamp 47 shown in Figure 3, the first clamp 47 comprises the first binding clip 14 and the first clamp handle 12, between the first binding clip 14 and the first clamp handle 12, be provided with the first rotating hole 19, the first rotating shaft 22 is installed in the first rotating hole 19, the first clamp handle 12 comprises two the first monolevers, the first spring shaft 20 is installed between two the first monolevers, the outside of two the first monolevers is stretched out respectively at the two ends of the first spring shaft 20, the first holddown spring 21 comprises two sections, be placed in respectively the two ends of first spring shaft 20 in two first monolever outsides, the first spring shaft 20 is placed in also can be at the 13 interior movements of article one oblique crank Z hole (seeing shown in Fig. 4 and Fig. 5 arrow) in article one oblique crank Z hole 13 on the first clamp handle 12, and the axial direction in article one oblique crank Z hole 13 is parallel with the axial direction of the first clamp handle 12, between the axial line of the axial line of the first clamp handle 12 and the first binding clip 14, be 30 ° of angles, the axial line of establishing the first binding clip 14 is positioned at horizontal surface, and the afterbody of the first clamp handle 12 is positioned at the top of the axial line place horizontal surface of the first binding clip 14, the surface of the first jaw 2 of the first binding clip 14 is provided with concave convex texture, the first jaw 2 is the fast assembling-disassembling jaw, and the first binding clip 14 is provided be used to the first mounting hole 15, the first jaws 2 that the first jaw 2 and the first binding clip 14 are installed and is placed in the first jaw groove 18 corresponding on the first binding clip 14, the first clamp handle 12 is provided with and is convenient to the first connecting groove 16 that two halves the first clamp is connected with connecting portion 17 between the first binding clip 14.
As Fig. 6-shown in Figure 9, Fig. 6 and the structure that is half the second clamp 48 shown in Figure 7, the second clamp 48 comprises between the second binding clip 25 and the second clamp handle 23, the second binding clips 25 and the second clamp handle 23 and is provided with in the second rotating hole 30, the second rotating holes 30 the second rotating shaft 35 is installed; The second clamp handle 23 comprises two the second monolevers, the second spring shaft 31 is installed between two the second monolevers, the outside of two the second monolevers is stretched out respectively at the two ends of the second spring shaft 31, the second holddown spring 32 comprises two sections, is placed in respectively the two ends of second spring shaft 31 in two second monolever outsides; The second spring shaft 31 is placed in also can be at the 24 interior movements of second oblique crank Z hole (seeing shown in Fig. 8 and Fig. 9 arrow) in the second oblique crank Z hole 24 on the second clamp handle 23, and the axial direction in second oblique crank Z hole 24 is parallel with the axial direction of the second clamp handle 23; The position 51 of shaking hands of the second clamp handle 23 afterbodys upwarps, convenient operation; The surface of the second jaw 33 of the second binding clip 25 is that the surface of indent V-arrangement face 34, the second jaws 33 is provided with concave convex texture; The second jaw 33 is the fast assembling-disassembling jaw, and the second binding clip 25 is provided be used to the second mounting hole 26, the second jaws 33 that the second jaw 33 and the second binding clip 25 are installed and is placed in the second jaw groove 29 corresponding on the second binding clip 25; The second clamp handle 23 is provided with and is convenient to the second connecting groove 28 that two halves the second clamp is connected with connecting portion 27 between the second binding clip 25.
As Fig. 5, Fig. 9, Figure 13 and shown in Figure 14, take the axial direction of the first rotating shaft 22 and the second rotating shaft 35 as vertical direction, above the second rotating shaft 35, joint pin 49 is installed, between the lower end of the upper end of joint pin 49 and the first rotating shaft 22, by rotary spherical fixing body 50, be connected, the first rotating shaft 22 can be rotated as the center of circle up and down take rotary spherical fixing body 50.
As Figure 10-shown in Figure 12, the 3rd clamp 49 comprises two the 3rd clamp handles 39, one end rotary connection of two the 3rd clamp handles 39 forms round end 43, position 37 away from round end 43 on the 3rd clamp handle 39 is provided with the 3rd jaw groove 40, the 3rd jaw 45 is arranged in the 3rd jaw groove 40, the surface of the 3rd jaw 45 is indent V-arrangement face 44, the surface of the 3rd jaw 45 is provided with concave convex texture, the 3rd jaw 45 is the fast assembling-disassembling jaw, and 37 places, position on the 3rd clamp handle 39 are provided be used to the 3rd mounting hole 36 of the 3rd clamp handle 39 and the 3rd jaw 45 is installed; On two the 3rd clamp handles 39, be respectively arranged with the screw 38 of mutual correspondence, screw 38 is a plurality of, evenly is arranged on two the 3rd clamp handles 39; During use, with clamping screw 41, pass screw 38, then tighten clamping screw 41 with nut 42, complete and compress operation.
As Fig. 1-shown in Figure 14, during use, elevator is in closed condition, and whole process does not need to start.The 3rd clamp 46 is placed in to the steel rope 6 and ground 5 intersections of velocity limiter 1 one sides, i.e. A point in Fig. 1, and steel rope 6 positions are fixed; The second clamp 48 is placed in to the steel rope 6 and ground 5 intersections of velocity limiter 1 opposite side, i.e. C point in Fig. 1, and steel rope 6 positions are fixed; The second clamp 48 lies against ground 5, and at this moment, the first clamp 47 is positioned at the top of the second clamp 48, the distance of about 12cm between B point and C point in Fig. 1.ensuing operation operates respectively the first clamp 47 and the second clamp 48 coordinating operations by two people: at first unclamp the second clamp 48, steel rope 6 and the second clamp 48 are broken away from, then rotating the first clamp 47 makes the first binding clip 14 as far as possible near the second binding clip 25, unclamp the first binding clip 14, it is between two the first jaws 2 that steel rope 6 is placed in the first jaw 2, after compressing the first binding clip 14, holding the first clamp handle 12 presses down, make the first binding clip 14 increase, this moment, the steel rope 6 of the first binding clip 14 or more rose along with the first binding clip 14 and because the other end of steel rope 6 is that in Fig. 1, the A point is fixed and is in relaxed state (seeing Figure 14), after the first clamp handle 12 is depressed into the position near the second clamp handle 23, stop pressing down, compress the second binding clip 25 this moment, the position that makes to be positioned at the steel rope 6 at the second binding clip 25 places is fixed, then unclamp the first binding clip 14, rotation the first clamp 47 makes the first binding clip 14 as far as possible near the second binding clip 25, and steel rope 6 is placed in the first jaw 2 namely between two the first jaws 2, repeat the process of above-mentioned use the first binding clip 14 hoisting cables 6, until meet the slackness of steel rope 6, be convenient to verification velocity limiter 1.In said process, the height that once promotes is about 5cm, so multiplicity is generally 2 times, can meet the demands, and concrete number of times is determined according to actual conditions.
When guaranteeing hoisting cable 6 the first binding clip 14 with the runner collision of velocity limiter 1, the first binding clip 14 is shorter, can just clamp steel rope 6 as good.

Claims (10)

1. clamper of the rope hoisting for verifying elevator speed limiter, it is characterized in that: comprise be used to the first clamp of promoting described elevator governor the first side steel rope, for the second clamp of fixing described elevator governor the first side steel rope with for the 3rd clamp of fixing described elevator governor the second side steel rope, described the first clamp comprises the first binding clip and the first clamp handle, between described the first binding clip and described the first clamp handle, be provided with the first rotating hole, in described the first rotating hole, the first rotating shaft is installed, on described the first clamp handle, is provided with the first holddown spring; Described the second clamp comprises the second binding clip and the second clamp handle, between described the second binding clip and described the second clamp handle, is provided with the second rotating hole, in described the second rotating hole, the second rotating shaft is installed, and on described the second clamp handle, is provided with the second holddown spring; Take the axial direction of described the first rotating shaft and described the second rotating shaft as vertical direction, above described the second rotating shaft, joint pin is installed, the lower end of described the first rotating shaft be installed on described joint pin upper end and can be take the upper end of described joint pin as center of circle rotation.
2. the clamper of the rope hoisting for verifying elevator speed limiter according to claim 1, is characterized in that: between described the first rotating shaft and described joint pin, be provided with the rotary spherical fixing body.
3. the clamper of the rope hoisting for verifying elevator speed limiter according to claim 1, it is characterized in that: described the first clamp handle comprises two the first monolevers, between two described the first monolevers, the first spring shaft is installed, described the first holddown spring is installed on described the first spring shaft; Described the second clamp handle comprises two the second monolevers, between two described the second monolevers, the second spring shaft is installed, and described the second holddown spring is installed on described the second spring shaft.
4. the clamper of the rope hoisting for verifying elevator speed limiter according to claim 3, it is characterized in that: the outside of two described the first monolevers is stretched out respectively at the two ends of described the first spring shaft, described the first holddown spring comprises two sections, is placed in respectively the two ends of described first spring shaft in two described first monolever outsides; The outside of two described the second monolevers is stretched out respectively at the two ends of described the second spring shaft, and described the second holddown spring comprises two sections, is placed in respectively the two ends of described second spring shaft in two described second monolever outsides.
5. according to claim 3 or 4 described clampers of rope hoisting for verifying elevator speed limiter, it is characterized in that: described the first spring shaft is placed in article one oblique crank Z hole on described the first clamp handle and can in described article one oblique crank Z hole, moves, and the axial direction in described article one oblique crank Z hole is parallel with the axial direction of described the first clamp handle; Described the second spring shaft is placed in the second oblique crank Z hole on described the second clamp handle and can in described second oblique crank Z hole, moves, and the axial direction in described second oblique crank Z hole is parallel with the axial direction of described the second clamp handle.
6. according to claim 1 or 3 described clampers of rope hoisting for verifying elevator speed limiter, it is characterized in that: between the axial line of the axial line of described the first clamp handle and described the first binding clip, be 30 ° of angles, if the axial line of described the first binding clip is positioned at horizontal surface, the afterbody of described the first clamp handle is positioned at the top of the axial line place horizontal surface of described the first binding clip.
7. the clamper of the rope hoisting for verifying elevator speed limiter according to claim 1, it is characterized in that: the first jaw surface of described the first binding clip is provided with concave convex texture; The second jaw surface of described the second binding clip is indent V-arrangement face, and described the second jaw surface is provided with concave convex texture.
8. the clamper of the rope hoisting for verifying elevator speed limiter according to claim 7, it is characterized in that: described the first jaw is the fast assembling-disassembling jaw, described the first jaw is placed in the first jaw groove corresponding on described the first binding clip; Described the second jaw is the fast assembling-disassembling jaw, and described the second jaw is placed in the second jaw groove corresponding on described the second binding clip.
9. the clamper of the rope hoisting for verifying elevator speed limiter according to claim 1, it is characterized in that: described the 3rd clamp comprises two the 3rd clamp handles, one end rotary connection of two described the 3rd clamp handles forms round end, position away from described the 3rd clamp handle round end on described the 3rd clamp handle is provided with the 3rd jaw, described the 3rd jaw surface is indent V-arrangement face, and described the 3rd jaw surface is provided with concave convex texture; On two described the 3rd clamp handles, be respectively arranged with the screw of mutual correspondence.
10. the clamper of the rope hoisting for verifying elevator speed limiter according to claim 9, it is characterized in that: described the 3rd jaw is the fast assembling-disassembling jaw, described the 3rd jaw is placed in the 3rd jaw groove corresponding on described the 3rd clamp handle; Described screw is a plurality of, evenly is arranged on two described the 3rd clamp handles.
CN2012100710923A 2012-03-16 2012-03-16 Steel rope lifting gripper for checking elevator speed limiter Active CN102602761B (en)

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CN102602761B true CN102602761B (en) 2013-11-20

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104816999B (en) * 2015-05-12 2017-01-18 锦州市特种设备监督检验所 Rapid rope disassembly and assembly device for elevator speed governor

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US5228364A (en) * 1991-10-16 1993-07-20 Casas Alan V Apparatus for the controlled release of an elevator hoist brake
CN201473133U (en) * 2009-07-08 2010-05-19 杜志强 Elevator steel wire rope cable anchor
CN102359546A (en) * 2011-10-24 2012-02-22 朱广慧 Steel rope separating device for checking elevator limiter
CN202499621U (en) * 2012-03-16 2012-10-24 成都市特种设备检验院 Steel wire rope lifting clamper for checking elevator speed governor

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JP2004150622A (en) * 2002-09-03 2004-05-27 Osaka Coat Rope Kk Wire clamp
JP2010120132A (en) * 2008-11-20 2010-06-03 Mitsubishi Electric Building Techno Service Co Ltd Holding tool

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CN201473133U (en) * 2009-07-08 2010-05-19 杜志强 Elevator steel wire rope cable anchor
CN102359546A (en) * 2011-10-24 2012-02-22 朱广慧 Steel rope separating device for checking elevator limiter
CN202499621U (en) * 2012-03-16 2012-10-24 成都市特种设备检验院 Steel wire rope lifting clamper for checking elevator speed governor

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浅谈电梯限速器校验;王国华等;《机械工程师》;20080331(第3期);第94-95页 *
王国华等.浅谈电梯限速器校验.《机械工程师》.2008,(第3期),第94-95页.

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