CN203682809U - Novel elevator safety tongs - Google Patents
Novel elevator safety tongs Download PDFInfo
- Publication number
- CN203682809U CN203682809U CN201320875312.8U CN201320875312U CN203682809U CN 203682809 U CN203682809 U CN 203682809U CN 201320875312 U CN201320875312 U CN 201320875312U CN 203682809 U CN203682809 U CN 203682809U
- Authority
- CN
- China
- Prior art keywords
- plate
- safety tongs
- lift
- elevator safety
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Types And Forms Of Lifts (AREA)
Abstract
The utility model discloses a pair of novel elevator safety tongs for braking an elevator. The novel elevator safety tongs comprise a safety switch, an operation rod and an operation rod limiting frame; a lifting plate is movably connected by a connection hole of the safety tongs; a lifting through hole is formed in the upper end of the lifting plate for connecting a speed limiter steel rope. The lifting hole can be upwards moved by connecting one lifting plate , so the demands on the depth of a ground pit are reduced, and the condition that the elevator cannot be mounted as the depth of the ground pit cannot achieve the demands is solved.
Description
Technical field
The utility model relates to the braking technology of elevator safety gear, relates in particular to a kind of novel elevator safety tongs.
Background technology
Elevator is as important life output instrument, due to the particularity of its use, very strict and be necessary for its safety requirements.The lifting process of elevator is mainly realized by the car of dragging of steel rope, and the operation of machinery there will be fault unavoidably, and when car speeding or steel rope have broken, car does not just have thing can thing to drag directly to drop to have an accident so; Now, the safety tongs of elevator just plays vital effect, and when car speeding or steel rope have broken, safety tongs will stop car by mechanical braking mode, thereby ensures in the time there is similar accident elevator ride personnel's safety.
The installation of prior art elevator safety gear has national standard, described in lift hole through needing to clamp with the wire clips of 3 interval 50mm after steel rope, described wire clips, in the time that described elevator runs to nadir, can not contact with the tension wheel below described velocity limiter.As shown in Figure 1, and that safety tongs lifts pitch-row car bed-plate dimension is substantially fixing, that is to say, car bottom identity distance pit bed-plate dimension is limited by velocity limiter installation dimension.In the time that pit depth is more shallow, cannot guarantee installation and the use of elevator.If be that the measurement of building so just cannot, at installation safety tongs, can not be dug dark situation even without running under running into, increase labor cost that also can be extra and excessively dark melt pit also easily make the hardware damage of getting rusty because moisture is overweight.
Utility model content
The utility model embodiment technical matters to be solved is, a kind of novel elevator safety tongs is provided, it is braked for elevator safety, can Kong Shangyi will be lifted, thereby the degree of depth to melt pit has reduced requirement, also solved in engineering due to the out of reach requirement of the melt pit degree of depth cannot lift-mounting situation.
In order to solve above technical matters, the utility model provides a kind of novel elevator safety tongs, it is braked for elevator safety, described novel elevator safety tongs comprises: safety switch, joystick, joystick position-limited rack, be connected with one lift plate by the connecting bore of described safety tongs, the described plate upper end that lifts has and lifts through hole, in order to connect speed limiter wire rope.
Wherein, described elevator safety gear further comprises one and is fixedly connected on and lifts plate limiting bracket on described safety tongs, lifts plate limiting bracket described in passing and is vertically movably connected on described connecting bore for the described plate that lifts.
Wherein, further, described in lift and on plate limiting bracket, be provided with multiple through holes, for select the through hole of correct position according to described speed limiter wire rope position.
Wherein, described in lift on plate limiting bracket through hole for lifting plate described in passing and lift described in being greater than the size of plate so that described in lift the braking procedure of plate swing also can in the described through hole that lifts plate limiting bracket, carry out smoothly.
Wherein, described in lift near that plate lower end connects described connecting bore, be provided with the installation through hole that some linearities are arranged.
Wherein, described in lift near that plate lower end connects described connecting bore, the distance between the installation through hole that some linearities of setting are arranged is 5mm～30mm, evenly or uneven distribution.
Wherein, the length that lifts plate described in is greater than 50mm.
Wherein, the length that lifts plate described in is 100mm～400mm.
Wherein, the length that lifts plate described in is 300mm.
In the utility model by disclosing a kind of novel elevator safety tongs, it is braked for elevator safety, described novel elevator safety tongs comprises: safety switch, joystick, joystick position-limited rack, be connected with one lift plate by the connecting bore of described safety tongs, the described plate upper end that lifts has and lifts through hole, in order to connect speed limiter wire rope.Lift plate by connecting one, can will lift Kong Shangyi, thereby the degree of depth of melt pit has been reduced to requirement, also solved in engineering due to the out of reach requirement of the melt pit degree of depth cannot lift-mounting situation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the elevator safety gear of the utility model prior art;
Fig. 2 is the local structure schematic diagram of the novel elevator safety tongs that provides of the utility model;
Fig. 3 is the structural representation of the novel elevator safety tongs that provides of the utility model.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
In embodiment of the present utility model, be connected with one by the connecting bore of described safety tongs and lift plate, the described plate upper end that lifts has and lifts through hole, in order to connect speed limiter wire rope, novel elevator safety tongs Brake Design is provided, can will lift Kong Shangyi, thereby the degree of depth of melt pit has been reduced to requirement, also solved in engineering due to the out of reach requirement of the melt pit degree of depth cannot lift-mounting situation.
In order to be illustrated more clearly in the utility model, will describe in detail to novel elevator safety tongs of the present utility model below.
Refer to Fig. 2 and Fig. 3, Fig. 2 is the local structure schematic diagram of the novel elevator safety tongs that provides of the utility model; Fig. 3 is the structural representation of the novel elevator safety tongs that provides of the utility model, a kind of novel elevator safety tongs 1 that the utility model provides, described novel elevator safety tongs 1 comprises: safety switch 11, joystick 12, joystick position-limited rack 13, be connected with one lift plate 15 by the connecting bore 14 of described safety tongs 1, described plate 15 upper ends that lift have and lift through hole 151, in order to connect speed limiter wire rope.
Described novel elevator safety tongs 1 comprises: safety switch 11, joystick 12, joystick position-limited rack 13 and connecting bore 14.The structure of described safety tongs 1 and operation logic similarly to the prior art, just repeat no more again.
Be connected with one by the connecting bore 14 of described safety tongs 1 and lift plate 15, described in lift plate 15 upper ends and have and lift through hole 151, in order to connect speed limiter wire rope; The described effect that lifts through hole 151 is exactly the effect of connecting bore 14, described in passing for described speed limiter wire rope, lift through hole 151, described plate 15 upper ends that lift have and lift through hole 151, object is described lifting on through hole 151 to move, and lifts the distance of through hole 151 and velocity limiter lower end expansion tightening wheel described in increase.Described elevator safety gear 1 further comprises one and is fixedly connected on and lifts plate limiting bracket 152 on described safety tongs, lifts plate limiting bracket 152 described in passing and is vertically movably connected on described connecting bore 14 for the described plate 15 that lifts.Because the plate 15 that lifts of described increase is a rectangular structure, one end is movably connected on described connecting bore 14, if neither one device specifies, so, lifting plate 15 can be very unstable, in the time of elevator up-and-down movement and when braking be just difficult to direct effect to described joystick 12, but joystick 12 and lift plate 15 and all swing the desirable braking effect of out of reach.Further, described lifting is provided with multiple through holes on plate limiting bracket 152, for select the through hole of correct position according to described speed limiter wire rope position, exist in elevator actual installation process, due to the needs of building codes and mounting means, the steel rope position of velocity limiter is different, for safety tongs 1 can be better installed, the described plate 15 that lifts needs to lift through hole suitable on plate limiting bracket 152 described in selection, and the through hole 151 that lifts lifting described in making on plate 15 is wanted to mate with the steel rope on described velocity limiter.Particularly, described in lift on plate limiting bracket 152 through hole for lifting plate 15 described in passing and lift described in being greater than the size of plate 15 so that described in lift the braking procedure of plate 15 swing also can in the described through hole that lifts plate limiting bracket 152, carry out smoothly.Due to described when lifting plate 15 lift described joystick 12 in braking procedure, there is swing by a small margin, if described in lift on plate limiting bracket 152 through hole for lifting plate 15 described in passing just in time by the described plate 15 that lifts, will make to lift plate 15 and lift plate limiting bracket 152 described in colliding in braking procedure, the process of lifting can not be completed, thereby braking can not be completed; So described in amplitude of fluctuation when lifting on plate limiting bracket 152 size that through hole for lifting plate 15 described in passing lifts plate 15 described in need to being not less than and adding braking.Describedly lift near that plate 15 lower ends connect described connecting bore 14, be provided with the installation through hole 153 that some linearities are arranged; Described installation through hole 153 is for being flexibly connected described connecting bore 14 by connecting device; Be provided with the installation through hole 153 that some linearities are arranged, object is to select suitable installation through hole 153 according to concrete actual installation situation.Particularly, described in lift near that plate 15 lower ends connect described connecting bore 14, the distance between the installation through hole 153 that some linearities of setting are arranged is 5mm～30mm, can be evenly or uneven distribution; For example, can lift near that plate 15 lower ends connect described connecting bore 14 described, be provided with the installation through holes 153 that 4 linearities that distance is 25mm are each other arranged.The described length that lifts plate 15 is greater than 50mm, preferably, described in lift plate 15 length be 100mm～400mm.For example, described in lift plate 15 length be 300mm, now because the distance that lifts through hole 151 distance described velocity limiter lower end expansion tightening wheels is exactly 300mm.
In concrete operational process, the described plate 15 that lifts is movably connected on described connecting bore 14 by bolt, and be vertically movably connected on described connecting bore 14 by the described through hole lifting on plate limiting bracket 152, described in the steel wire penetrating of described safety tongs, lift through hole 151, after lifting through hole 151 described in the steel wire penetrating of described safety tongs, need the wire clips of 3 interval 50mm to clamp, described wire clips is in the time that described elevator runs to nadir, can not contact with the tension wheel below described velocity limiter, owing to thering is the height that lifts plate 15, so by lifting, plate 15 is minimum can dwindle melt pit height 150mm～300mm.
In the utility model by disclosing a kind of novel elevator safety tongs, it is braked for elevator safety, described novel elevator safety tongs comprises: safety switch, joystick, joystick position-limited rack, be connected with one lift plate by the connecting bore of described safety tongs, the described plate upper end that lifts has and lifts through hole, in order to connect speed limiter wire rope.Lift plate by connecting one, can will lift Kong Shangyi, thereby the degree of depth of melt pit has been reduced to requirement, also solved in engineering due to the out of reach requirement of the melt pit degree of depth cannot lift-mounting situation.
Above disclosed is only a kind of preferred embodiment of the utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (9)
1. a novel elevator safety tongs, it is braked for elevator safety, described novel elevator safety tongs comprises: safety switch, joystick, joystick position-limited rack, it is characterized in that, be connected with one by the connecting bore of described safety tongs and lift plate, the described plate upper end that lifts has and lifts through hole, in order to connect speed limiter wire rope.
2. novel elevator safety tongs as claimed in claim 1, it is characterized in that, described elevator safety gear further comprises one and is fixedly connected on and lifts plate limiting bracket on described safety tongs, lifts plate limiting bracket described in passing and is vertically movably connected on described connecting bore for the described plate that lifts.
3. novel elevator safety tongs as claimed in claim 2, is characterized in that, further, described in lift and on plate limiting bracket, be provided with multiple through holes, for select the through hole of correct position according to described speed limiter wire rope position.
4. novel elevator safety tongs as claimed in claim 3, it is characterized in that, described in the described through hole lifting on plate limiting bracket for lifting plate described in passing is greater than, lift the size of plate so that described in lift the braking procedure of plate swing also can in the described through hole that lifts plate limiting bracket, carry out smoothly.
5. the novel elevator safety tongs as described in claim 1 to 4 any one, is characterized in that, described in lift near that plate lower end connects described connecting bore, be provided with the installation through hole that some linearities are arranged.
6. novel elevator safety tongs as claimed in claim 5, is characterized in that, described in lift near that plate lower end connects described connecting bore, the distance between the installation through hole that some linearities of setting are arranged is 5mm～30mm, evenly or uneven distribution.
7. novel elevator safety tongs as claimed in claim 6, is characterized in that, described in lift plate length be greater than 50mm.
8. novel elevator safety tongs as claimed in claim 7, is characterized in that, described in lift plate length be 100mm～400mm.
9. novel elevator safety tongs as claimed in claim 8, is characterized in that, described in lift plate length be 300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875312.8U CN203682809U (en) | 2013-12-27 | 2013-12-27 | Novel elevator safety tongs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875312.8U CN203682809U (en) | 2013-12-27 | 2013-12-27 | Novel elevator safety tongs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203682809U true CN203682809U (en) | 2014-07-02 |
Family
ID=51004744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320875312.8U Expired - Fee Related CN203682809U (en) | 2013-12-27 | 2013-12-27 | Novel elevator safety tongs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203682809U (en) |
-
2013
- 2013-12-27 CN CN201320875312.8U patent/CN203682809U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203372984U (en) | Beam body pulley turnover device | |
| CN204454235U (en) | A kind of novel many suspension centres equalizing bar device | |
| CN103669882A (en) | Method for conducting component installation with steel wire ropes serving as rails in industrial factory building | |
| CN204310701U (en) | Runway grider road wheel mounting structure | |
| CN203682809U (en) | Novel elevator safety tongs | |
| CN204096947U (en) | The hanging apparatus of steel bridge is installed | |
| CN203715086U (en) | Quick changing device for wheel parts of crane | |
| CN105329766A (en) | Automatic balance type lifting beam | |
| CN205772882U (en) | A kind of electric block hangs dolly partially | |
| CN204211363U (en) | A kind of mono beam overhead crane | |
| CN104098018A (en) | Reusable multistage balance beam combination system | |
| CN102774724A (en) | Mounting structure of double car roof wheels of elevator | |
| CN204532376U (en) | Split type lifting construction trolley | |
| CN203820322U (en) | Single girder portal crane | |
| CN203112385U (en) | Large movable arm tower crane introduction mechanism | |
| CN202130982U (en) | Elevator top traction machine fixing device | |
| CN204529180U (en) | Suspension hook steel cable anticreep groove-jumping-preventing device | |
| CN203903719U (en) | Cable tray assembly for small-sized construction lifter | |
| CN203497874U (en) | Lift car diversion sheave device | |
| CN205772813U (en) | For 40 tons of door machines built-in decelerator remove and install one suspender | |
| CN208603594U (en) | Workshop examination and repair system | |
| CN103626045A (en) | Load hoisting apparatus | |
| CN205151555U (en) | Flat cable pulley of C shaped steel | |
| CN202703742U (en) | Combined weight moving trolley | |
| CN204689375U (en) | A kind of load hook bearing assembly |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20161227 |