CN204873375U - Mechanical type car locking release mechanism that opens door - Google Patents
Mechanical type car locking release mechanism that opens door Download PDFInfo
- Publication number
- CN204873375U CN204873375U CN201520517574.6U CN201520517574U CN204873375U CN 204873375 U CN204873375 U CN 204873375U CN 201520517574 U CN201520517574 U CN 201520517574U CN 204873375 U CN204873375 U CN 204873375U
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- Prior art keywords
- throw rod
- car
- mechanical type
- gate
- fluting
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- Withdrawn - After Issue
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Abstract
The utility model discloses a mechanical type car locking release mechanism that opens door, include: rotatory action mechanism, rotatory action mechanism improves level to extend and is provided with an actuating strut, the linkage shifting block, linkage shifting block upper portion is fixed in sedan -chair lateral wall bottom outdoors, just the lower extreme downwardly extending of linkage shifting block extremely the same height of actuating strut, the locking piece, it sets up at room door sill lower extreme, just locking piece center transversely is provided with rectangular shape fluting, wherein, be in the in -process is opened to the sedan -chair door, the actuating strut is to the external rotation, just the free end rotatory entering gradually of actuating strut be in until backstop in the fluting on the grooved inside wall, the in -process is closed to the sedan -chair door, the linkage shifting block is stirred the actuating strut is to the internal rotation, the free end of actuating strut breaks away from gradually the fluting. The utility model discloses a car locking release mechanism is guaranteed the car and is effectively avoided unexpected rising or tenesmus and the injury accident that causes at switch door in -process.
Description
Technical field
The utility model relates to a kind of safe locking device of lift car, and more particularly, the utility model relates to a kind of mechanical type enabling car locking safety gear.
Background technology
Elevator door is made up of with the Room door being arranged at both sides, entrance hall the gate being located at lift car both sides, opening and closing generally by being arranged on the gate of car both sides drives the opening and closing of Room door, by the door cutter be arranged on gate and croquet (roller) device be arranged on the door of the Room, the action of gate is delivered on the door of the Room, thus gate and Room door are opened or closed simultaneously.At present, along with elevator popularity rate is more and more higher, the generation of elevator accident is also more and more general, and in all kinds of elevator accident, car is maximum at the accidental movement accident probability in switch gate process that arrives at a station, and the person caused and property injure also the most serious.If but in the elevator main that relies on of elevator safety operation or drive system any parts et out of order and malfunctioning time, car just may meet accident movement, and passenger also will be caused to meet accident injury accident.
For this reason, each elevator relevant manufacturers also develops the fender guard of multiple reply car accidental movement, about the safety precautions of elevator mainly at the relevant position installation and measuring switch of elevator, when detecting that car opens the door, system can not send the signal of car lifting, also only have when detecting that gate is closed completely, system could send car movement signal, and now elevator could normally rise or decline; Or adopt the lockout mechanism of electronic control type, ensure that elevator can not move up and down in switch gate process.
But the weak point of this safety control mechanism is, this mechanism is substantially all electromechanical, possesses acquisition of signal, PC process, the product of mechanical action, the main driving mechanism of elevator is locked by signal, main driving mechanism is failure to actuate, or adopts electromagnetic drive mode to control mechanical action, car is locked, if but the situations such as unavoidable PC fault, abnormal signal of keeping away occur, and make the inoperative or misoperation of safety control mechanism and cause the defect of unnecessary accident.
Utility model content
An object of the present utility model solves at least the problems referred to above, and provide the advantage will illustrated at least below.
The utility model also has an object to be to provide a kind of mechanical type enabling car locking safety gear, and this safety gear does not need PC process, and adopts the enabling car locking safety system of pure mechanical linkage structure.This system adopts a kind of spinning movement mechanism, throw rod is inserted to be fixed in the pertusate backing block of tool below lading door dill, make car door sill on elevator service direction, keep relative with lading door dill to fix, thus ensure that car avoids the unexpected injury accident rising or drop and cause in switch gate process.
In order to realize, according to these objects of the present utility model and other advantage, providing a kind of mechanical type enabling car locking safety gear, comprising:
Spinning movement mechanism, it is rotated by torsion spring and is arranged on car door sill lower end, and in described spinning movement mechanism, horizontal-extending is provided with a throw rod;
Interlock shifting block, it is long plate shape structure, and described interlock shifting block top is fixed on bottom gate lateral wall, and the lower end of described interlock shifting block extends downward described throw rod sustained height;
Backing block, it is arranged on lading door dill lower end, and described backing block central cross is provided with strip shape fluting;
Wherein, in described gate opening procedure, described throw rod is to inner rotary, and the free end of described throw rod rotates in described fluting gradually until backstop is on the madial wall of described fluting; In described gate closing process, described interlock shifting block is stirred described throw rod and is inwardly rotated, the free end of described throw rod departs from described fluting gradually, until the free end of described throw rod is supported on the madial wall of described interlock shifting block bottom when described gate is closed.
Preferably, the horizontal radial length of described spinning movement mechanism is less than the width of described car sill.
Preferably, described spinning movement mechanism specifically comprises: anchor shaft, and it is vertically fixed on the lower end of described car door sill, and described anchor shaft lower end is provided with base for supporting; Rotary seat, wherein offer through hole down in the heart, described rotary seat inside is provided with bearing, described fixed hub is located in described through hole, and described rotary seat is connected with described anchor shaft by described bearing, be resisted against bottom described rotary seat on described base for supporting, described throw rod is fixed on described rotary seat; Torsion spring, it is set in the upper end of described anchor shaft, described car door sill is arranged the first groove, and the first torque arm of described torsion spring is arranged in described first groove, the upper end of described rotary seat is provided with the second groove, and the second torque arm of described torsion spring is arranged in described second groove; Wherein, described torsion spring provides propulsive effort to inner rotary for described rotary seat.
Preferably, described spinning movement organization establishes is in any side at described car door sill center.
Preferably, described spinning movement mechanism is arranged in pairs in the both sides at described car door sill center.
Preferably, when described gate opens 39mm, the free end of described throw rod rotates in described fluting; When described gate is opened to 90mm, the free end of described throw rod enters in described fluting completely, and backstop is on the madial wall of described fluting.
Preferably, the thickness of described interlock shifting block is less than the level interval between described car door sill and described lading door dill.
Preferably, described backing block is rectangular structure, and described backing block flushes with the outer side edges of described lading door dill.
Preferably, the length of described throw rod is greater than the level interval of described anchor shaft center to described backing block inner side edge.
Preferably, check whether described throw rod shrinks the photoelectric proximity switch put in place under described mechanical type enabling car locking safety gear is also included in described gate closed condition, described photoelectric proximity switch is arranged on the lower end of described car door sill.
The utility model at least comprises following beneficial effect:
1, adopt the ganged locking mechanism of fully mechanical, not by the restriction such as power supply, PC signal transacting, the safe operation for elevator provides strong guarantee;
2, this safety gear is without the need to consuming electric energy, and the opening and closing with gate is carried out locking and unblock, is active in one's movements, accurately, reliability is strong;
3, protection gets involved in time, and when gate is opened more than 40mm, namely system plays the forced brake effect of car, the injury caused due to car accidental movement when avoiding people to enter or step out car to the full extent.
Part is embodied by explanation below by other advantage of the present utility model, target and feature, part also will by research and practice of the present utility model by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is side-looking structural representation of the present utility model;
When Fig. 2 is the closedown of described gate, the structural representation of described safety gear;
Fig. 3 is described gate when opening, the structural representation of described safety gear;
Fig. 4 is described spinning movement mechanism structure schematic diagram;
The plan structure schematic diagram of elevator when Fig. 5 is described spinning movement device protection complete disarm state;
Fig. 6 is the plan structure schematic diagram of described spinning movement device protection elevator when starting to get involved state;
Fig. 7 is the plan structure schematic diagram of described spinning movement device protection elevator when getting involved state completely;
The plan structure schematic diagram of elevator when Fig. 8 is described spinning movement device protection complete hold mode.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification sheets word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
As Figure 1-4, the utility model provides a kind of mechanical type enabling car locking safety gear of family expenses, comprising:
Spinning movement mechanism 100, it is rotated by torsion spring 140 and is arranged on car door sill 230 lower end, spinning movement mechanism 100 upper end and car door sill 230 are fixed, and spinning movement mechanism 100 is also provided with the turning unit rotated around anchor shaft, on turning unit, horizontal-extending is provided with a throw rod 110, and throw rod 110 is along with turning unit rotation;
Interlock shifting block 220, it is long plate shape structure, described interlock shifting block 220 top is fixed on bottom gate 210 lateral wall, flat part and gate 210 are fitted, and the lower end of described interlock shifting block 220 extends downward described throw rod 110 sustained height, as shown in Figure 1, interlock shifting block 220 makes long plate shape structure to reduce space shared in gate 210 with Room door 310 gap, avoid being stuck in gap, interlock shifting block 220 suitably can bend according to the relation of joining that turns of gate 210 with car door sill 230, makes interlock shifting block 220 lower end can touch throw rod 110 smoothly;
Backing block 320, it is arranged on every one deck lading door dill 330 lower end, and described backing block 320 central cross is provided with strip shape fluting 321, throw rod 110 can be passed in and out smoothly in rotation process in fluting 321, and the width of fluting 321 is suitably greater than the thickness of throw rod 110;
Intrinsic safety organization-wide working process as viewed in figures 5-8, Fig. 5 is that gate Room door is when closing completely, safety gear protects complete disarm state, Fig. 6 is that gate Room door is when opening 39mm, safety gear protection starts to get involved state, Fig. 7 is that gate Room door is when opening 90mm, safety gear protection gets involved state completely, Fig. 8 is that gate Room door is when opening completely, safety gear protects complete hold mode, wherein, in described gate 210 opening procedure, interlock shifting block 220 both sides be fixed on gate 210 are moved, described throw rod 110 is not by the restriction of interlock shifting block 220, under the application force of torsion spring 140, drive actions bar 110 is to inner rotary, the free end of described throw rod 110 rotates in the described fluting 321 of certain one deck backing block 320 gradually until backstop is on the madial wall of described fluting 321, along with gate 210 continue open, interlock shifting block 220 is separated with throw rod 110, the set-up mode of the length of throw rod 110 and throw rod 110 are specially with the assembly relation of interlock shifting block 220: when gate 210 is when bus stop enabling distance is more than 40mm, throw rod 110 free end starts to enter in fluting 321, safety gear starts to work, ensure that elevator can not move up and down, thus serve protective effect, along with gate 210 continues to open, throw rod 110 keeps toward inner rotary, free end deeply enters into fluting 321 gradually, car accidental movement protects onset.When enabling reaches 90mm, throw rod 110 has entered in backing block 320 completely, backing block slot 321 edges restriction under, spinning movement mechanism 100 terminates to rotate, and links dial 220 pieces and depart from, under car 200 is in the protection of safety device completely with gate.In described gate 210 closing process, described interlock shifting block 220 is stirred described throw rod 110 and is inwardly rotated, the free end of described throw rod 110 departs from described fluting 110 gradually, until the free end of described throw rod 110 is supported on the madial wall of described interlock shifting block 220 bottom when described gate 210 is closed, namely throw rod 110 is retracted to car door sill 230 times completely, ensure that throw rod 110 can not affect the normal operation of elevator, specifically open apart from when being 90mm at gate 210, interlock shifting block 220 starts to contact with throw rod 110, drive actions bar 110 inwardly rotates the restriction departing from fluting 321 gradually, simultaneously torsion spring 140 starts to compress stressed, gate 210 is opened apart from when being 40mm, throw rod 110 departs from the restriction of fluting 321 completely, until gate 210 is closed completely, elevator normally runs.The protection of this safety gear gets involved in time; when gate is opened more than 40mm; namely system plays the forced brake effect of car; namely protect car 200 until gate 210 close completely before door opening width when being 40mm; the crack between a door and its frame of 40mm is not enough to allow passenger pass in and out, the injury caused due to car accidental movement when avoiding people to enter to the full extent or step out car.
In technique scheme, the horizontal radial length of described spinning movement mechanism 100 is less than the width of described car sill 230, ensures that spinning movement mechanism 100 is contracted in car sill 230 lower end completely, does not affect the normal operation of elevator.
In another kind of embodiment, as shown in Figure 4, described spinning movement mechanism 100 specifically comprises:
Anchor shaft 120, its upper end is vertically fixed on the lower end of described car door sill 230, and described anchor shaft 120 lower end is provided with base for supporting; Rotary seat 130, wherein offer through hole down in the heart, described rotary seat 130 inside is provided with bearing, described anchor shaft 120 is set in described through hole, and described rotary seat 130 is connected with described anchor shaft 120 by described bearing, be resisted against on described base for supporting bottom described rotary seat 130, rotary seat 130 can only be rotated around anchor shaft 120, and cannot not move up and down, described throw rod 110 is fixed on described rotary seat 130; Torsion spring 140, it is set in the upper end of described anchor shaft 120, described car door sill 230 arranges the first groove, first torque arm of described torsion spring 140 is arranged in described first groove, the upper end of described rotary seat 130 is provided with the second groove, and the second torque arm of described torsion spring 140 is arranged in described second groove; Wherein, during enabling, interlock shifting block 220 is opened to both sides along with gate, and described torsion spring 140 provides the propulsive effort to inner rotary for described rotary seat 130, and sweeping action bar 110 rotates.At closing time, interlock shifting block 220 is stirred throw rod 110 and is inwardly rotated, and driven rotary seat 130 rotates simultaneously, compression torsion spring 140.
In another kind of embodiment, described spinning movement mechanism 100 is arranged on any side at described car door sill 230 center.
In another kind of embodiment; described spinning movement mechanism 100 is arranged in pairs in the both sides at described car door sill 230 center; be understandable that; according to the pay load of elevator, the quantity of spinning movement mechanism 100 can be adjusted, for heavily loaded Cargo Lift; multiple identical fender guard can be adopted and fill; or strengthen apparatus structure to realize, guarantee that throw rod can provide actv. to lock intensity, not easy fracture.
In another kind of embodiment, the thickness of described interlock shifting block 220 is less than the level interval between described car door sill and described lading door dill, ensures that interlock shifting block 220 can not affect the normal operation of elevator.
In another kind of embodiment, described backing block 320 is rectangular structure, described backing block 320 flushes with the outer side edges of described lading door dill 330, reduce the level interval of spinning movement mechanism 100 and backing block 320 as far as possible, safety action bar 110 can move in fluting 321 rapidly timely, provides the safety control of fast accurate.
In technique scheme, the length of described throw rod 110 is greater than the level interval of described anchor shaft 120 center to described backing block 320 inner side edge, and guarantee when gate is opened, throw rod 110 can not depart from from fluting 321.
In another kind of embodiment, check whether described throw rod 110 shrinks the photoelectric proximity switch 240 put in place under mechanical type enabling car locking safety gear of the present utility model is also included in described gate closed condition, described photoelectric proximity switch 240 is arranged on the lower end of described car door sill 230, after gate 210 is closed, throw rod 110 should be retracted to car door sill 230 lower end completely, when photoelectric proximity switch 240 senses that the free end of throw rod 110 moves to target location, when namely throw rod 110 is retracted to car door sill 230 lower end completely, send an energizing signal, after elevator main driving mechanism receives energizing signal, start action, drive car to rise or decline, prevent when throw rod 110 puts in place for shrinking, mobile car, cause operating troubles.
From the above mentioned, spinning movement mechanism is by torsion spring, and rotary seat (built-in bearing), anchor shaft and throw rod composition, be fixed on car door sill lower plane.When car is under the door state of pass, spinning movement mechanism is under the toggle action of gate interlock shifting block, and throw rod is almost parallel with the perpendicular of car door sill, and namely throw rod is contracted within the scope of car door sill the normal operation not affecting car.When car arrives at a station, the motor-driven work of door, when enabling is carried out, because slewing arrangement is under the effect of torsion spring, along with shifting block that gate links, rotate outward together, when enabling reaches 39mm, throw rod has rotated to lading door dill edge, i.e. backing block position.Gate continues to open, and throw rod keeps toward inner rotary, and car accidental movement protects onset.When enabling reaches 90mm, throw rod enters backing block completely, and under the restriction at backing block hole edge, spinning movement mechanism terminates to rotate, and departs from, under car is in the protection of safety device completely with gate linkage block.Torsion spring adopts SUS304 material, moment of torsion is not more than 15nm, because rotary seat built-in bearing, so lockup state can be rotated to by safety action bar under torsion spring twisting force, also can ensure not cause excessive resistance (switch gate allows maximum resistance 150n) to door machine in door closing procedure, separately photoelectric proximity switch is set under car door sill, under the door state of pass, checks whether throw rod puts in place, prevent throw rod from not regaining the operating troubles caused.
Safety gear of the present utility model adopts the ganged locking mechanism of fully mechanical, and not by the restriction such as power supply, PC signal transacting, the safe operation for elevator provides strong guarantee; And this safety gear is without the need to consuming electric energy, the opening and closing with gate is carried out locking and unblock, is active in one's movements, accurately, reliability is strong; Further, the protection of this safety gear gets involved in time, and when gate is opened more than 40mm, namely system plays the forced brake effect of car, the injury caused due to car accidental movement when avoiding people to enter or step out car to the full extent.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification sheets and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a mechanical type enabling car locking safety gear, is characterized in that, comprising:
Spinning movement mechanism, it is rotated by torsion spring and is arranged on car door sill lower end, and in described spinning movement mechanism, horizontal-extending is provided with a throw rod;
Interlock shifting block, it is long plate shape structure, and described interlock shifting block top is fixed on bottom gate lateral wall, and the lower end of described interlock shifting block extends downward described throw rod sustained height;
Backing block, it is arranged on lading door dill lower end, and described backing block central cross is provided with strip shape fluting;
Wherein, in described gate opening procedure, described throw rod is to inner rotary, and the free end of described throw rod rotates in described fluting gradually until backstop is on the madial wall of described fluting; In described gate closing process, described interlock shifting block is stirred described throw rod and is inwardly rotated, the free end of described throw rod departs from described fluting gradually, until the free end of described throw rod is supported on the madial wall of described interlock shifting block bottom when described gate is closed.
2. mechanical type enabling car locking safety gear as claimed in claim 1, it is characterized in that, the horizontal radial length of described spinning movement mechanism is less than the width of described car sill.
3. mechanical type enabling car locking safety gear as claimed in claim 2, it is characterized in that, described spinning movement mechanism specifically comprises:
Anchor shaft, it is vertically fixed on the lower end of described car door sill, and described anchor shaft lower end is provided with base for supporting;
Rotary seat, wherein offer through hole down in the heart, described rotary seat inside is provided with bearing, described fixed hub is located in described through hole, and described rotary seat is connected with described anchor shaft by described bearing, be resisted against bottom described rotary seat on described base for supporting, described throw rod is fixed on described rotary seat;
Torsion spring, it is set in the upper end of described anchor shaft, described car door sill is arranged the first groove, and the first torque arm of described torsion spring is arranged in described first groove, the upper end of described rotary seat is provided with the second groove, and the second torque arm of described torsion spring is arranged in described second groove;
Wherein, described torsion spring provides propulsive effort to inner rotary for described rotary seat.
4. mechanical type enabling car locking safety gear as claimed in claim 3, it is characterized in that, described spinning movement organization establishes is in any side at described car door sill center.
5. mechanical type enabling car locking safety gear as claimed in claim 3, it is characterized in that, described spinning movement mechanism is arranged in pairs in the both sides at described car door sill center.
6. mechanical type enabling car locking safety gear as claimed in claim 1, it is characterized in that, when described gate opens 39mm, the free end of described throw rod rotates in described fluting;
When described gate is opened to 90mm, the free end of described throw rod enters in described fluting completely, and backstop is on the madial wall of described fluting.
7. mechanical type enabling car locking safety gear as claimed in claim 1, it is characterized in that, the thickness of described interlock shifting block is less than the level interval between described car door sill and described lading door dill.
8. mechanical type enabling car locking safety gear as claimed in claim 1, it is characterized in that, described backing block is rectangular structure, and described backing block flushes with the outer side edges of described lading door dill.
9. mechanical type enabling car locking safety gear as claimed in claim 3, it is characterized in that, the length of described throw rod is greater than the level interval of described anchor shaft center to described backing block inner side edge.
10. mechanical type enabling car locking safety gear as claimed in claim 1, it is characterized in that, check whether described throw rod shrinks the photoelectric proximity switch put in place under being also included in described gate closed condition, described photoelectric proximity switch is arranged on the lower end of described car door sill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517574.6U CN204873375U (en) | 2015-07-16 | 2015-07-16 | Mechanical type car locking release mechanism that opens door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517574.6U CN204873375U (en) | 2015-07-16 | 2015-07-16 | Mechanical type car locking release mechanism that opens door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204873375U true CN204873375U (en) | 2015-12-16 |
Family
ID=54817775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520517574.6U Withdrawn - After Issue CN204873375U (en) | 2015-07-16 | 2015-07-16 | Mechanical type car locking release mechanism that opens door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204873375U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105060083A (en) * | 2015-07-16 | 2015-11-18 | 波士顿电梯(苏州)有限公司 | Mechanical door-opening lift car lock safety mechanism |
| CN105668393A (en) * | 2016-04-25 | 2016-06-15 | 凯斯博电梯有限公司 | Lift car locking mechanism with mechanical landing door |
| CN107572339A (en) * | 2017-10-09 | 2018-01-12 | 江南嘉捷电梯股份有限公司 | A kind of anti-unintended car movement protection device and elevator device |
-
2015
- 2015-07-16 CN CN201520517574.6U patent/CN204873375U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105060083A (en) * | 2015-07-16 | 2015-11-18 | 波士顿电梯(苏州)有限公司 | Mechanical door-opening lift car lock safety mechanism |
| CN105060083B (en) * | 2015-07-16 | 2017-03-08 | 波士顿电梯(苏州)有限公司 | Mechanical enabling car locking release mechanism |
| CN105668393A (en) * | 2016-04-25 | 2016-06-15 | 凯斯博电梯有限公司 | Lift car locking mechanism with mechanical landing door |
| CN107572339A (en) * | 2017-10-09 | 2018-01-12 | 江南嘉捷电梯股份有限公司 | A kind of anti-unintended car movement protection device and elevator device |
| CN107572339B (en) * | 2017-10-09 | 2022-11-18 | 苏州江南嘉捷电梯有限公司 | Prevent unexpected protection device and elevator system that removes of car |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20171114 |