CN203624755U - Linkage device for elevator safety mechanism - Google Patents
Linkage device for elevator safety mechanism Download PDFInfo
- Publication number
- CN203624755U CN203624755U CN201320854446.1U CN201320854446U CN203624755U CN 203624755 U CN203624755 U CN 203624755U CN 201320854446 U CN201320854446 U CN 201320854446U CN 203624755 U CN203624755 U CN 203624755U
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- fixed
- linkage
- frame
- attaching parts
- retainer
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Abstract
The utility model discloses a linkage device for an elevator safety mechanism. The linkage device comprises a fixed frame, a sliding rail, guide shafts, reset springs, a connecting frame, vertical connecting plates, connecting pieces A, a retainer, a rotary frame, torsional springs, a shifting plate, a connecting piece B and a rotary fixing stop block. The sliding rail is fixed on the fixed frame. The guide shafts are fixed in the fixed frame and sleeved with the reset springs and the connecting frame. The vertical connecting plates are fixed on the two sides of the connecting frame. The connecting pieces A are fixed to the upper ends and the lower ends of the vertical connecting plates and connected with an executive device. The retainer is fixedly connected with the outer end face of the connecting frame. The rotary frame is connected with the retainer through a rotating shaft. The torsional springs are arranged on the rotating shaft. The shifting plate is in pin joint with the upper end face of the retainer. The connecting piece B is fixed to one end of the shifting plate and connected with a triggering device. The rotary fixing stop block and the rotary frame are in linkage fit. The linkage device for the elevator safety mechanism improves the safety of an elevator and provides a guarantee for protecting an elevator car against accidental movement.
Description
Technical field
The utility model relates to a kind of linkage for elevator safety mechanism, belongs to elevator machine technical field.
Background technology
In recent years, there is the safety misadventure causing because of elevator faults in China much more, the injury that while wherein not closing completely with gate, car accidental movement causes the most outstanding, if passenger is broken down in the time of turnover elevator, its consequence is exactly the shearing directly causing passenger's body, and consequence is quite serious.The safety problem of elevator enjoys social concerns; for current China's national situation; country also, improving the pressure GB standard of elevator, has wherein just increased " accidental movement of elevator cage protection " content, opens and need to prevent the lift car movement that meets accident while being more than or equal to 100mm at elevator cage door.
In order to address the above problem; the various safety precautions about elevator in prior art, are there are; for example: Chinese utility model patent CN201320036258 has proposed a kind of lift car safety device; this device comprises level position sensor again, then level position sensor is connected with towing machine through microcontroller, shunt release, circuit breaker successively.Meet accident when mobile at lift car, shunt release is activated, and disconnects the circuit breaker of traction pusher side; Chinese invention patent application CN201110299987 discloses a kind of device that prevents accidental movement of elevator cage, it comprises the motor being arranged on sedan-chair top board, also comprise quadric linkage, connect elevator safety loop the micro-switch that automatically resets, can sway and touch described in the litter of micro-switch that automatically resets, and be fixedly connected on the lockplate of car guide rail; The output shaft of described motor connects the left end of described quadric linkage, and the right-hand member of quadric linkage connects the left end of litter, and the micro-switch that automatically resets is positioned at litter top; Described lockplate offers lock hole, and when described litter is when moving right, the right-hand member of litter can insert described lock hole; When described litter is when moving left, the right-hand member of litter can depart from described lock hole.Whether surprisingly existing way is all to rely on elevator electric-control system to detect velocity limiter rotation substantially, the movement if lift car meets accident, can drive the velocity limiter rotation that meets accident, at this moment electric-control system sends electric signal, carries out locking action thereby trigger next step mechanism.
Owing to adopting electric-control system, there is the risk of the reason safety misadventures that easily the automatically controlled inefficacy of generation causes such as automatically controlled signal inefficacy and system interference.Therefore the applicant has proposed a kind of accidental movement of elevator cage safety protective mechanisms in Chinese invention patent application 201310366041.8, it comprises: a kind of flip flop equipment of identifying elevator cage door opening and a kind ofly do not meet accident under closed condition when mobile at elevator cage door, and there is the linkage linking in the executive device and a kind of flip flop equipment and the executive device of making that car are carried out immediately to locking; Described flip flop equipment adopts mechanical type trigger architecture, and described executive device adopts latch segment formula locking structure, and described linkage adopts electric control structure.Although the flip flop equipment of described safety protective mechanisms and executive device all adopt pure physical construction, do not rely on the control circuit system of elevator, but what the linkage in this safety protective mechanisms still adopted is electric control structure, therefore still there is the malfunctioning security risk causing of automatically controlled signal, therefore require further improvement.
Summary of the invention
For the existing the problems referred to above of prior art, the utility model aims to provide a kind of linkage for elevator safety mechanism that adopts physical construction completely, further to improve the safety of elevator.
To achieve these goals, the utility model adopts following technical scheme:
For a linkage for elevator safety mechanism, comprising: fixed mount, the cross section of described fixed mount is opening shaped as frame
outer wall at the vertical support of shaped as frame fixed mount is fixed with slide rail, between the upper and lower horizontal support of shaped as frame fixed mount, is fixed with the axis of guide, is arranged with link span on the axis of guide, on the axis of guide being positioned between horizontal support and link span, is provided with retracing spring; Be fixed with respectively a vertical connecting panel in link span both sides, be fixed with respectively the attaching parts A being connected with executive device at the upper and lower end of vertical connecting panel; The other end of described link span is set on the vertical support and slide rail of shaped as frame fixed mount; Be fixed with retainer at link span outer face, described retainer is connected with swivel mount by rotating shaft, and described rotating shaft is provided with torsion spring; Upper surface at described retainer is connected with swinging plate, and one end of described swinging plate is fixed with the attaching parts B being connected with flip flop equipment, and the other end of described swinging plate contacts with swivel mount; Described linkage also comprises the rotation fixed stop that forms movement with described swivel mount or insert matching relationship.
As preferred version, on the upper and lower horizontal support of shaped as frame fixed mount, be provided with the vertical fixing ear turning up, for fixing with car plate.
As preferred version, between the upper and lower horizontal support of the described axis of guide and shaped as frame fixed mount, be bolted.
As preferred version, between described vertical connecting panel and link span, be bolted.
As preferred version, described swivel mount is provided with groove, and described rotation fixed stop is provided with the projection suitable with described groove; Or described swivel mount is provided with projection, described rotation fixed stop is provided with the groove suitable with described projection.
As preferred version, on described attaching parts A, be arranged with connector bushing A, described connector bushing A is fixedly connected with horizontal support.
As preferred version, on described attaching parts B, be arranged with connector bushing B, described connector bushing B is fixedly connected with the attaching parts permanent seat being fixed on retainer.
As preferred version, described attaching parts A and attaching parts B are steel rope or pull bar.
The utility model the has adopted Design of Mechanical Structure completely linkage in elevator safety mechanism, avoid the existing security risk causing because of reasons such as automatically controlled signal are malfunctioning or be interfered of electric control structure, for preventing that accidental movement of elevator cage from providing a kind of new and innovative ways, improved the safety of elevator; Especially, the utility model is that " the accidental movement of elevator cage protection " that solve new national standard mandatory requirement provides guarantee, with respect to prior art, has significance progress.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of linkage for elevator safety mechanism of providing of embodiment mono-.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3-A is the structural representation of the linkage that provides of embodiment mono-in the time of initialization state.
Fig. 3-B is the structural representation of the linkage that provides of embodiment mono-in the time entering linkage work state.
Fig. 4 is the structural representation of the another kind that provides of embodiment bis-for the linkage of elevator safety mechanism.
Number in the figure is schematically as follows:
1, fixed mount; 1-1, vertical support; 1-2, upper horizontal support; 1-3, lower horizontal support; 1-4, vertical fixing ear; 2, slide rail; 3, the axis of guide; 4, link span; 5, retracing spring; 6, vertical connecting panel; 7, attaching parts A; 8, connector bushing A; 9, retainer; 10, swivel mount; 11, rotating shaft; 12, torsion spring; 13, swinging plate; 14, attaching parts B; 15, connector bushing B; 16, attaching parts permanent seat; 17, rotation fixed stop.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described.
Embodiment mono-
As depicted in figs. 1 and 2: a kind of linkage for elevator safety mechanism that the present embodiment provides, comprising: fixed mount 1, the cross section of described fixed mount 1 is opening shaped as frame
outer wall at the vertical support 1-1 of shaped as frame fixed mount is fixed with slide rail 2, between the upper horizontal support 1-2 of shaped as frame fixed mount and lower horizontal support 1-3, be fixed with the axis of guide 3, on the axis of guide 3, be arranged with link span 4, on the axis of guide being positioned between horizontal support and link span, be provided with upper and lower 2 retracing springs 5; Be fixed with respectively a vertical connecting panel 6 in the both sides of link span 4, be fixed with respectively the attaching parts A7 being connected with executive device at the upper and lower end of vertical connecting panel 6, on described attaching parts A7, be arranged with connector bushing A8, described connector bushing A8 is fixedly connected with horizontal support; The other end of described link span 4 is set on the vertical support 1-1 and slide rail 2 of shaped as frame fixed mount; Be fixed with retainer 9 at link span outer face, described retainer 9 is connected with swivel mount 10 by rotating shaft 11, and the two ends of the rotating shaft 11 of connection retainer 9 and swivel mount 10 can be used spring cotter or bolt to fix; Described rotating shaft 11 is provided with torsion spring 12; Be connected with swinging plate 13 in the upper surface of described retainer 9, one end of described swinging plate 13 is fixed with the attaching parts B14 being connected with flip flop equipment, on described attaching parts B14, be arranged with connector bushing B15, described connector bushing B15 is fixedly connected with the attaching parts permanent seat 16 being fixed on retainer 9; The other end of described swinging plate 13 contacts with swivel mount 10; Swivel mount 10 in the present embodiment is provided with groove, and described rotation fixed stop 17 is provided with the projection suitable with described groove; Between described swivel mount 10 and rotation fixed stop 17, form a kind of matching relationship that inserts.Rotation fixed stop 17 fixed end mounted externally (such as hoistway inwall), if concrete installation site can with swivel mount 10 relation that is linked.
As preferred version, on the upper and lower horizontal support of shaped as frame fixed mount, be provided with the vertical fixing ear 1-4 turning up, for fixing with car plate; Between the upper and lower horizontal support of the described axis of guide 3 and shaped as frame fixed mount, be bolted; Between described vertical connecting panel 6 and link span 4, be bolted; Described attaching parts A7 and attaching parts B14 all can adopt steel rope or pull bar.
As shown in Fig. 3-A: when as described in linkage during in initialization state, because torsion spring 12 effects can make swivel mount 10 rotate 90 degree, in the time that attaching parts B14 is pulled by flip flop equipment, attaching parts B14 can pull swinging plate 13 to rotate, rotate thereby can promote the application force that swivel mount 10 overcomes torsion spring 12, coordinates to cause swivel mount 10 and rotation fixed stop 17 to reach the position of linking.
As shown in Fig. 3-B: arrival work assigned address after swivel mount 10 rotates, if there is upwards accidental movement in lift car now, because fixed mount 1 is to be fixed on car plate, therefore moving up of lift car can drive fixed mount 1 upward movement, so that swivel mount 10 bumps with rotation fixed stop 17, thereby drive link span 4 and vertical connecting panel 6 to move downward with respect to integrated model, so that compress bottom retracing spring 5, pull top attaching parts A7, thereby executive device is moved.In the time that downward accidental movement occurs lift car, related work motion action direction is contrary.
Embodiment bis-
As shown in Figure 4, the present embodiment is the improvement project of embodiment mono-, difference is only: described swivel mount 10 is provided with projection, and described rotation fixed stop 17 is provided with the groove suitable with described projection, forms a kind of matching relationship that inserts between described swivel mount 10 and rotation fixed stop 17.
Described swivel mount 10 is not limited to 2 kinds of situations cited in above-described embodiment with the structure of rotation fixed stop 17, forms mobile or inserts matching relationship as long as can make to rotate between fixed stop 17 and swivel mount 10, and both can be in interlock position.
Finally be necessary described herein: foregoing is only for being described in further detail the technical solution of the utility model; can not be interpreted as the restriction to the utility model protection domain, some nonessential improvement that those skilled in the art makes according to foregoing of the present utility model and adjustment all belong to protection domain of the present utility model.
Claims (9)
1. for a linkage for elevator safety mechanism, it is characterized in that: comprise fixed mount, the cross section of described fixed mount is opening shaped as frame
, be fixed with slide rail at the outer wall of the vertical support of shaped as frame fixed mount, between the upper and lower horizontal support of shaped as frame fixed mount, be fixed with the axis of guide, on the axis of guide, be arranged with link span, on the axis of guide being positioned between horizontal support and link span, be provided with retracing spring; Be fixed with respectively a vertical connecting panel in link span both sides, be fixed with respectively the attaching parts A being connected with executive device at the upper and lower end of vertical connecting panel; The other end of described link span is set on the vertical support and slide rail of shaped as frame fixed mount; Be fixed with retainer at link span outer face, described retainer is connected with swivel mount by rotating shaft, and described rotating shaft is provided with torsion spring; Upper surface at described retainer is connected with swinging plate, and one end of described swinging plate is fixed with the attaching parts B being connected with flip flop equipment, and the other end of described swinging plate contacts with swivel mount; Described linkage also comprises the rotation fixed stop that forms movement with described swivel mount or insert matching relationship.
2. linkage as claimed in claim 1, is characterized in that: on the upper and lower horizontal support of shaped as frame fixed mount, be provided with for the fixing vertical fixing ear turning up of car plate.
3. linkage as claimed in claim 1, is characterized in that: between the upper and lower horizontal support of the described axis of guide and shaped as frame fixed mount, be bolted.
4. linkage as claimed in claim 1, is characterized in that: between described vertical connecting panel and link span, be bolted.
5. linkage as claimed in claim 1, is characterized in that: described swivel mount is provided with groove, and described rotation fixed stop is provided with the projection suitable with described groove.
6. linkage as claimed in claim 1, is characterized in that: described swivel mount is provided with projection, and described rotation fixed stop is provided with the groove suitable with described projection.
7. linkage as claimed in claim 1, is characterized in that: on described attaching parts A, be arranged with connector bushing A, described connector bushing A is fixedly connected with horizontal support.
8. linkage as claimed in claim 1, is characterized in that: on described attaching parts B, be arranged with connector bushing B, described connector bushing B is fixedly connected with the attaching parts permanent seat being fixed on retainer.
9. linkage as claimed in claim 1, is characterized in that: described attaching parts A and attaching parts B are steel rope or pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854446.1U CN203624755U (en) | 2013-12-23 | 2013-12-23 | Linkage device for elevator safety mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854446.1U CN203624755U (en) | 2013-12-23 | 2013-12-23 | Linkage device for elevator safety mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203624755U true CN203624755U (en) | 2014-06-04 |
Family
ID=50811249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320854446.1U Withdrawn - After Issue CN203624755U (en) | 2013-12-23 | 2013-12-23 | Linkage device for elevator safety mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203624755U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693522A (en) * | 2013-12-23 | 2014-04-02 | 上海微频莱机电科技有限公司 | A linkage device applied to safety mechanism for preventing elevator cab moving accidentally |
| CN110745674A (en) * | 2019-11-25 | 2020-02-04 | 重庆迈高电梯有限公司 | Shallow pit elevator pit overhauls uses safety arrangement |
-
2013
- 2013-12-23 CN CN201320854446.1U patent/CN203624755U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693522A (en) * | 2013-12-23 | 2014-04-02 | 上海微频莱机电科技有限公司 | A linkage device applied to safety mechanism for preventing elevator cab moving accidentally |
| CN103693522B (en) * | 2013-12-23 | 2016-03-30 | 王伟峰 | A kind of linkage for protecting in accidental movement of elevator cage safety gear |
| CN110745674A (en) * | 2019-11-25 | 2020-02-04 | 重庆迈高电梯有限公司 | Shallow pit elevator pit overhauls uses safety arrangement |
| CN110745674B (en) * | 2019-11-25 | 2024-05-14 | 重庆迈高电梯有限公司 | Safety protection device for overhauling pit of shallow pit elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140604 Effective date of abandoning: 20160330 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |