CN203392673U - Wire holder - Google Patents
Wire holder Download PDFInfo
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- CN203392673U CN203392673U CN201320521617.9U CN201320521617U CN203392673U CN 203392673 U CN203392673 U CN 203392673U CN 201320521617 U CN201320521617 U CN 201320521617U CN 203392673 U CN203392673 U CN 203392673U
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- moving
- plate
- vertical plate
- voussoir
- slipper
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Abstract
The utility model discloses a wire holder which comprises a base body provided with a front vertical plate and a rear vertical plate and is characterized by further comprising a static braking plate, a dynamic braking plate, a dynamic wedge block, a resetting mechanism and a braking mechanism, wherein the static braking plate is placed in the base body and is vertically fixed on the front vertical plate; the dynamic braking plate is placed in the base body and is arranged on the rear side of the static braking plate in parallel; a dragging steel wire rope is longitudinally arranged between the static braking plate and the dynamic braking plate in a penetrating manner; the dynamic wedge block is in a wedge-shaped structure; the front side surface of the vertical plane of the dynamic wedge block is fixed on the rear side surface of the dynamic braking plate; the rear side surface of the slanted plane of the dynamic wedge block is slidingly arranged on the rear vertical plate; the resetting mechanism is used for driving the dynamic wedge block and the dynamic braking plate to move upwards so as to loosen the dragging steel wire rope; the braking mechanism is used for driving the dynamic wedge block and the dynamic stopping plate to move downwards so as to clamp the dragging steel wire rope. The wire holder has the advantages of being simple in structure and small in shape, can be widely applied to machine-room-less elevators, villa elevators and the like, and is convenient to take because the braking and the resetting are achieved respectively through the braking mechanism and the resetting mechanism. When the wire holder is braked, the dragging steel wire rope becomes tighter and tighter when being clamped, so that the wire holder is high in use security.
Description
Technical field
The utility model relates to a kind of elevator dragging wire rope brake equipment, especially relates to a kind of wire holder, is applicable to machine-roomless lift, villa elevator or steel rope brake equipment.
Background technology
Elevator be not only high buildings and large mansions the equipment that must install, and also starting to be provided with villa elevator in many villas, which kind of elevator no matter, the running velocity of elevator has certain limit, excessive velocities can cause potential safety hazard.Early stage car brake equipment only has overspeed descending brake equipment conventionally, and along with the rush to summit generation of accident of elevator, current most of elevators also start to be provided with up overspeed braking device.The up overspeed braking device of existing car is broadly divided into following a few class:
1, use up hypervelocity safety tongs, by the action of safety tongs voussoir, the friction of voussoir and guide rail and self-locking will exceed the speed limit that car slows down and stop on car guide rail.In this scheme, need to install for clamping two guide rails of car, need to do very large change to car frame, larger to the destruction of guide rail after safety tongs action, during reset, need hand turning, make car produce downward motion, just can make scotch block reset, operation is comparatively complicated.
2, use dish spring as the elastic element of the direct application of force, the hoist ropes of braking overspeed lift.In this scheme, four groups of direct application of forces of dish spring of general use are on hoist ropes, because it does not have the amplification leverage of power, thereby to realize overspeed lift is realized to brake snub, just need certain braking distance and very large braking force, so the quantity of the dish spring needing is a lot, not only cost is higher, and the release after work and reset also very difficult.
3, use electromagnet to trigger or as force application element, brake the hoist ropes of overspeed lift.In this scheme, when unexpected power-off or PTO Power Take Off, even also will move in the situation that elevator does not exceed the speed limit.When incoming call, it needs the mechanism of a set of complexity first it to be resetted, and then elevator just can bring into operation.Thereby mechanism is comparatively complicated, cost is higher.
Defect for above-mentioned overspeed braking device, people have invented the various wire holders for elevator overspeed protecting, if the patent No. is that ZL01274866.8(Granted publication number is CN2517718Y) Chinese utility model patent disclosed " brake for towline of elevator ", this brake for towline is by the brake liner plate of determining being fixed on riser, with the moving brake liner plate of determining brake liner plate and be arrangeding in parallel, the bearing pin that moving brake liner plate is led up and down, the link arm of two brake liner plate both sides forms clamping device, hoist ropes is from passing between them, two link arm one end and moving brake liner plate are hinged, the other end is hinged with the slide shaft that is through slip in riser arc slotted hole, the energy stroage spring drawknot that slide shaft is fixed by bottom, and be connected with trigger mechanism, by service mechanism, resetted.Although this brake for towline of elevator cost is lower, be easy to manufacture and install, the required triggering power of trigger mechanism is larger, in addition, owing to clamping rope, entirely lean on the spring force of energy stroage spring, and with the positive pressure of parallel splint, rope is clamped, thereby required Clamping force is also very large.
Utility model content
First technical matters to be solved in the utility model is for above-mentioned prior art present situation, provides a kind of volume wire holder little, simple in structure and that traction steel-cable is pressed from both sides tighter and tighter when automatic brake.
Second technical matters to be solved in the utility model is for the above-mentioned state of the art of enjoying, the wire holder that provide that a kind of volume is little, simple in structure, traction steel-cable is pressed from both sides tighter and tighter and safety is higher during automatic brake.
The utility model solves the problems of the technologies described above adopted technical scheme: this includes a pedestal with front vertical plate and back vertical plate, it is characterized in that: also include
Brake stator plate, is positioned at described pedestal and is vertically fixed on described front vertical plate;
Moving slipper, is positioned at described pedestal and is set in parallel in the rear side of described brake stator plate, between brake stator plate and moving slipper described in traction steel-cable is longitudinally located in;
Moving voussoir, leading flank is that perpendicular, trailing flank are the thin wedge structure in Hou, lower end, angular plane surface Qie Cheng upper end, and described moving voussoir is positioned at the rear side of moving slipper and is fixed on moving slipper, and the trailing flank of moving voussoir is slidably arranged on described back vertical plate;
Bringing-back mechanism, drives described moving voussoir and moving slipper to move up, and makes moving slipper and brake stator plate after moving unclamp described traction steel-cable; And
Stop mechanism, drives described moving voussoir and moving slipper to move down, and the moving slipper after moving down and the traction steel-cable described in brake stator board clamping.
In order to make the safety in utilization of wire holder higher, on described pedestal, electric safety switch is installed, at the sidepiece of described moving voussoir, triggering block is installed, at moving voussoir, move down in process, when traction steel-cable is clamped, described triggering block triggers described electric safety switch.
Stop mechanism can adopt various structures, preferably, top at described moving voussoir is fixed with a connection piece, the bottom of attaching parts forms a longitudinal register sheet, on described longitudinal register sheet, have knock hole, described stop mechanism comprises the brake cable pull being connected with velocity limiter and is arranged on the banking pin of brake cable pull head, at moving voussoir and moving slipper, be moved upward under reset mode, described banking pin is plugged in described knock hole and resistance chock and moving slipper move down, under braking triggering state after velocity limiter hypervelocity, described banking pin is from throwing off in described knock hole and described moving voussoir and moving slipper moves down.
For under braking triggering state, moving voussoir and moving slipper can move down fast, described stop mechanism also includes upper mounted plate, lower portable plate and elasticity to being located at the braking stage clip between fixed plate and lower portable plate, described braking stage clip is positioned at the rear side of described back vertical plate, described upper mounted plate is fixed on described back vertical plate, and described lower portable plate keeps synchronizing moving through back vertical plate and with described moving voussoir and moving slipper forward.
Further preferably, described moving voussoir comprises the first moving voussoir and the second moving voussoir, between the first described moving voussoir and the second moving voussoir, leave space, described lower portable plate keeps synchronizing moving through being located at after back vertical plate in described space and with the first moving voussoir, the second moving voussoir and moving slipper.
Bringing-back mechanism can adopt various structures, preferably, the top of described back vertical plate bends forward and is horizontal part, described Bringing-back mechanism includes reset drag-line and is arranged on the shank of the key of reset drag-line head, described shank of the key is locked at the top of described attaching parts, and the afterbody of described reset drag-line is upward through the horizontal part of back vertical plate and is connected on a reseting handle.
In order to protect stop mechanism and wire holder, at the rear side of described back vertical plate, be also provided with a protective case, the head of described brake cable pull stretches in protective case, and it is outer and be connected with described velocity limiter that the afterbody of brake cable pull stretches out in protective case.
The friction force being subject to while moving up and down for moving voussoir is less, is provided with flat pattern needle cage on the leading flank of described back vertical plate, and the trailing flank of described moving voussoir is slidably arranged on described flat pattern needle cage.Like this, between moving voussoir and flat pattern needle cage, be friction of rolling, friction force is less.
For buffering being provided to the action of moving slipper and brake stator board clamping traction steel-cable, between described brake stator plate and front vertical plate, be provided with buffering dish spring.
Pedestal can adopt various structures, preferably, described pedestal includes Brake Block and is fixed on the moving rack fixing seat on Brake Block, described moving rack fixing seat has described back vertical plate, described Brake Block there is described front vertical plate and be fixed on front vertical plate and back vertical plate between left side board, right side board, in the outside of described left side board and right side board, be fixed with respectively left support abutment and right support abutment.Adopt after said structure, pedestal can form a framework being interconnected and fixed, and structure is very firm.
Compared with prior art, the utility model has the advantage of: this wire holder is simple in structure, build is small and exquisite, can be widely used in the occasions such as machine-roomless lift, villa elevator, braking and reset realize by stop mechanism and Bringing-back mechanism respectively, and operation is very easy.And when braking, along with moving voussoir and moving slipper move down, the spacing between moving slipper and brake stator plate is more and more less, thereby makes the traction steel-cable between slipper and brake stator plate be pressed from both sides tighter and tighter, safe to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the perspective exploded view of wire holder shown in Fig. 1;
The structural representation that Fig. 3 is the utility model under braking mode not;
Fig. 4 is structural representation when the utility model generation is braked and safety switch is triggered;
Fig. 5 is the structural representation of another angle of Fig. 4;
The cutaway view that Fig. 6 is the utility model under braking mode not.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Figures 1 to 6, wire holder in the present embodiment comprises the pedestal consisting of Brake Block 1 and moving rack fixing seat 2, wherein, Brake Block 1 includes integrated front vertical plate 1a, left side board 1b and right side board 1c, in the outside of left side board 1b and right side board 1c, be fixed with respectively left support abutment 1d and right support abutment 1e, moving rack fixing seat 2 has back vertical plate 2a, and back vertical plate 2a both sides, when fixedly left side board 1b and right side board 1c fix respectively, are also separately fixed on left support abutment 1d and right support abutment 1e.Adopt after said structure, pedestal forms a framework being interconnected and fixed, and structure is very firm.
The leading flank of moving voussoir 6 is that perpendicular, trailing flank are the thin wedge structure in Hou, lower end, angular plane surface Qie Cheng upper end, moving voussoir 6 is positioned at the moving rear side of slipper 4 and the leading flank of moving voussoir 6 is fixed on the trailing flank of moving slipper 4, and the trailing flank of moving voussoir 6 is slidably arranged on back vertical plate 2a.After wire holder installs, trailing flank and the back vertical plate 2a homocline of moving voussoir 6 turn forward, and the leading flank of moving voussoir 6 and moving slipper, brake stator plate are all vertical shape.On the leading flank of back vertical plate 2a, be provided with flat pattern needle cage 19, the trailing flank of moving voussoir 6 is slidably arranged on flat pattern needle cage 19, thereby to make between voussoir 6 and needle roller be friction of rolling, moves the friction force that voussoir is subject in sliding up and down process less.In the present embodiment, moving voussoir 6 comprises that the first moving voussoir 61 is identical with the second moving voussoir 62 structures with the moving voussoir 61 of the second moving voussoir 62, the first and is all fixed on moving slipper 4, between the first moving voussoir 61 and the second moving voussoir 62, leaves space 63.At the first moving voussoir 61 and the second moving voussoir 62 top, be fixed with attaching parts 9, attaching parts 9 and the first moving voussoir 61, the second moving voussoir 62 and moving slipper 4 keep upper and lower synchronizing moving.The bottom of attaching parts 9 forms longitudinal register sheet 91, and longitudinal register sheet 91, between the first moving voussoir 61 and the second moving voussoir 62, has knock hole 92 on longitudinal register sheet 91.
Stop mechanism drives moving voussoir 6 and moving slipper 4 to move down.In the present embodiment, stop mechanism comprises the brake cable pull 10 being connected with velocity limiter and is arranged on the banking pin 11 of brake cable pull head, and also comprises that upper mounted plate 12, lower portable plate 13 and elasticity are to being located at the braking stage clip 14 between upper mounted plate and lower portable plate.Braking stage clip 14 is positioned at the rear side of back vertical plate 2a, upper mounted plate 12 is fixed on back vertical plate 2a, lower portable plate 13 is forward through being located at after back vertical plate 2a between the first moving voussoir 61 and the second moving voussoir 62 in space 63, and with the first moving voussoir 61, the second moving voussoir 62 and moving slipper 4 maintenance synchronizing movings.When velocity limiter does not exceed the speed limit, banking pin 11 is plugged in the knock hole 92 of longitudinal register sheet 91 and resistance chock 6 and moving slipper 4 move down, and now, leaves enough spacing confession traction steel-cables 5 and move around up and down between moving slipper 4 and brake stator plate 3.Once after velocity limiter hypervelocity, brake cable pull 10 interlock banking pins 11 make banking pin 11 from the interior disengagement of knock hole 92, at braking stage clip 14, promote and under traction steel-cable 5 takes, moving voussoir 6 and moving slipper 4 move down, because moving voussoir 6 is the thin wedge structure in Hou, lower end, upper end, thereby in moving voussoir 6 and 4 folding processes of moving slipper, moving voussoir 6 and moving slipper 4 move to front lower place gradually, spacing between moving slipper 4 and brake stator plate 3 diminishes gradually, thus safe stop when the traction steel-cable 5 in the middle of clamping gradually makes car up.In order further to improve safety, on the back vertical plate 2a of pedestal, electric safety switch 7 is installed, at the sidepiece that moves voussoir 6, triggering block 8 is installed, at moving voussoir 6, move down in process, when traction steel-cable 5 is clamped, triggering block 8 triggers electric safety switch 7.In addition, in order to protect stop mechanism and wire holder, at the rear side of back vertical plate 2a, protective case 18 is installed, the head of brake cable pull 10 stretches in protective case 18, and it is outer and be connected with velocity limiter that the afterbody of brake cable pull 10 stretches out in protective case 18.
Bringing-back mechanism drives moving voussoir 6 and moving slipper 4 to move up.In the present embodiment, back vertical plate 2a top bends forward and is horizontal part, Bringing-back mechanism includes reset drag-line 15 and is arranged on the shank of the key 16 of reset drag-line head, shank of the key 16 is locked at the top of attaching parts 9, and the afterbody of reset drag-line 15 is upward through the horizontal part of back vertical plate 2a and is connected on reseting handle 17.During reset, the tight reseting handle 17 of stopping, reset drag-line 15 drives shank of the key 16 and attaching parts 9 to move up, and attaching parts 9 drives moving voussoir 6 and moving slipper 4 to move up, and meanwhile, triggering block 8 also moves up and reset safe electric switch 7.Similarly, the wedge structure based on moving voussoir 6, after moving slipper 4 moves up, spacing between moving slipper 4 and brake stator plate 3 becomes large gradually, thereby unclamp traction steel-cable 5, final, the knock hole 92 of banking pin 11 insertion longitudinal register sheets 91 is interior to complete reset.Visible, this wire holder resets simple and easy, the tight reseting handle 17 of only need to stopping, and the moving voussoir 6 that can reset makes wire holder in safety guard-safeguard state with safe electric switch 7.
The wire holder build of the present embodiment is small and exquisite, simple structure, can be applicable on machine-roomless lift, villa elevator or steel rope brake equipment, and, except being applied to, up protection, can also to be applied to descending protection.During installation, first by the parallel rear fastening left support abutment of the fine position of traction steel-cable and right support abutment, install very conveniently, then brake cable pull is connected with velocity limiter ratchet pin, it is fastening after minor increment adjusting steel wire stroke in brake cable pull.
The foregoing is only preferred implementation of the present utility model; it should be pointed out that for those of ordinary skills, do not departing under principle prerequisite of the present utility model; can carry out multiple remodeling or improvement to the utility model, within these are all regarded as protection domain of the present utility model.
Claims (10)
1. a wire holder, includes a pedestal with front vertical plate (1a) and back vertical plate (2a), it is characterized in that: also include
Brake stator plate (3), is positioned at described pedestal and is vertically fixed on described front vertical plate (1a);
Moving slipper (4), is positioned at described pedestal and is set in parallel in the rear side of described brake stator plate (3), between brake stator plate (3) and moving slipper (4) described in traction steel-cable (5) is longitudinally located in;
Moving voussoir (6), leading flank is that perpendicular, trailing flank are the thin wedge structure in Hou, lower end, angular plane surface Qie Cheng upper end, described moving voussoir is positioned at the rear side of moving slipper (4) and is fixed on moving slipper (4) upper, and the trailing flank of moving voussoir is slidably arranged on described back vertical plate (2a);
Bringing-back mechanism, drives described moving voussoir (6) and moving slipper (4) to move up, and makes the moving slipper (4) after moving unclamp described traction steel-cable (5) with brake stator plate (3); And
Stop mechanism, drives described moving voussoir (6) and moving slipper (4) to move down, and the moving slipper (4) after moving down clamps described traction steel-cable (5) with brake stator plate (3).
2. wire holder according to claim 1, it is characterized in that: electric safety switch (7) is installed on described pedestal, sidepiece at described moving voussoir (6) is provided with triggering block (8), at moving voussoir (6), move down in process, when traction steel-cable (5) is clamped, described triggering block (8) triggers described electric safety switch (7).
3. wire holder according to claim 1 and 2, it is characterized in that: at the top of described moving voussoir (6), be fixed with a connection piece (9), the bottom of attaching parts forms a longitudinal register sheet (91), on described longitudinal register sheet, have knock hole (92), described stop mechanism comprises the brake cable pull (10) being connected with velocity limiter and the banking pin (11) that is arranged on brake cable pull head, at moving voussoir (6) and moving slipper (4), be moved upward under reset mode, described banking pin (11) is plugged in described knock hole (92) and resistance chock (6) and moving slipper (4) move down, under braking triggering state after velocity limiter hypervelocity, described banking pin (11) moves down from the interior disengagement of described knock hole (92) and described moving voussoir (6) and moving slipper (4).
4. wire holder according to claim 3, it is characterized in that: described stop mechanism also includes upper mounted plate (12), lower portable plate (13) and elasticity to being located at the braking stage clip (14) between fixed plate and lower portable plate, described braking stage clip (14) is positioned at the rear side of described back vertical plate (2a), it is upper that described upper mounted plate (12) is fixed on described back vertical plate (2a), and described lower portable plate (13) keeps synchronizing moving through back vertical plate (2a) and with described moving voussoir (6) and moving slipper (4) forward.
5. wire holder according to claim 4, it is characterized in that: described moving voussoir (6) comprises the first moving voussoir (61) and the second moving voussoir (62), between the first described moving voussoir (61) and the second moving voussoir (62), leave space (63), described lower portable plate (13) keeps synchronizing moving through being located at after back vertical plate in described space (63) and with the first moving voussoir (61), the second moving voussoir (62) and moving slipper (4).
6. wire holder according to claim 3, it is characterized in that: the top of described back vertical plate (2a) bends forward and is horizontal part, described Bringing-back mechanism includes reset drag-line (15) and is arranged on the shank of the key (16) of reset drag-line head, described shank of the key (16) is locked at the top of described attaching parts (9), and the afterbody of described reset drag-line (15) is upward through the horizontal part (1b) of back vertical plate (2a) and is connected on a reseting handle (17).
7. wire holder according to claim 3; it is characterized in that: the rear side at described back vertical plate (2a) is also provided with a protective case (18); the head of described brake cable pull (10) stretches in protective case (18), and the afterbody of brake cable pull (10) stretches out in outside protective case (18) and is connected with described velocity limiter.
8. wire holder according to claim 1 and 2, it is characterized in that: on the leading flank of described back vertical plate (2a), be provided with flat pattern needle cage (19), the trailing flank of described moving voussoir (6) is slidably arranged on described flat pattern needle cage (19).
9. wire holder according to claim 1 and 2, is characterized in that: between described brake stator plate (3) and front vertical plate (1a), be provided with buffering dish spring (20).
10. wire holder according to claim 1 and 2, it is characterized in that: described pedestal includes Brake Block (1) and is fixed on the moving rack fixing seat (2) on Brake Block, described moving rack fixing seat (2) has described back vertical plate (2a), described Brake Block (1) there is described front vertical plate (1a) and be fixed on front vertical plate (1a) and back vertical plate (2a) between left side board (1b), right side board (1c), in the outside of described left side board (1b) and right side board (1c), be fixed with respectively left support abutment (1d) and right support abutment (1e).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521617.9U CN203392673U (en) | 2013-08-23 | 2013-08-23 | Wire holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521617.9U CN203392673U (en) | 2013-08-23 | 2013-08-23 | Wire holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203392673U true CN203392673U (en) | 2014-01-15 |
Family
ID=49904220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320521617.9U Expired - Fee Related CN203392673U (en) | 2013-08-23 | 2013-08-23 | Wire holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203392673U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420246A (en) * | 2013-08-23 | 2013-12-04 | 宁波赛富特电梯部件有限公司 | Rope clamp |
| CN106276467A (en) * | 2016-08-15 | 2017-01-04 | 郑耿灶 | Accidental movement of elevator cage protection device |
| CN107500077A (en) * | 2017-08-21 | 2017-12-22 | 王治刚 | Compact clamping-rope type accidental movement of elevator cage and protection device for over-speed ascending |
-
2013
- 2013-08-23 CN CN201320521617.9U patent/CN203392673U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420246A (en) * | 2013-08-23 | 2013-12-04 | 宁波赛富特电梯部件有限公司 | Rope clamp |
| CN103420246B (en) * | 2013-08-23 | 2016-04-06 | 宁波赛富特电梯部件有限公司 | Wire holder |
| CN106276467A (en) * | 2016-08-15 | 2017-01-04 | 郑耿灶 | Accidental movement of elevator cage protection device |
| CN107500077A (en) * | 2017-08-21 | 2017-12-22 | 王治刚 | Compact clamping-rope type accidental movement of elevator cage and protection device for over-speed ascending |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20140823 |
|
| EXPY | Termination of patent right or utility model |