CN106429703B - A kind of elevator surpassed distance forced-triggered safety tongs device - Google Patents
A kind of elevator surpassed distance forced-triggered safety tongs device Download PDFInfo
- Publication number
- CN106429703B CN106429703B CN201610729783.6A CN201610729783A CN106429703B CN 106429703 B CN106429703 B CN 106429703B CN 201610729783 A CN201610729783 A CN 201610729783A CN 106429703 B CN106429703 B CN 106429703B
- Authority
- CN
- China
- Prior art keywords
- limit switch
- elevator
- carriage
- guide rail
- lifting rod
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The present invention relates to a kind of elevator surpassed distance forced-triggered safety tongs devices, including carriage and shift mechanism, the shift mechanism is in the top of the carriage, one end of the shift mechanism is equipped with for by the urgent stop of carriage and being clamped in the safety tongs on guide rail, the other end of the shift mechanism is connect by lifting rod with limiter of speed, is successively arranged in the side close to lifting rod and from top to bottom the upper forced speed reducing switch for reducing the carriage rate of climb at the top of guide rail and carriage is made to stop the upper finishing limit switch and upper terminal limit switch that continue to rise；Upper trigger device is additionally provided on the guide rail and at the top position of the corresponding upper finishing limit switch, the upper trigger device starts the control circuit that elevator is cut off in safety tongs movement by upper finishing limit switch again under the triggering of lifting rod.The beneficial effects of the present invention are: elevator can reliably be prevented caused by elevator electrical system and limit switch failure to rush to summit or crouching bottom, it is ensured that passenger and lift facility safety.
Description
Technical field
The present invention relates to elevator safety technical fields, and in particular to a kind of elevator surpassed distance forced-triggered safety tongs device.
Background technique
In order to ensure passenger and the safety of lift facility, prevent due to elevator electrical system down, carriage reach top layer or
Traveling (rush to summit or crouching bottom) is continued to after bottom, at the upstation of elevator and lower end station, is provided with and is forced speed reducing switch, end
Hold limit switch, terminal limit switch 3 switches and corresponding mechanism etc..However, above-mentioned switch is all electric-control system, work as elevator
Elevator still can rush to summit or squat bottom when failure.Therefore the switch for needing to design a kind of mechanical triggering thoroughly prevents elevator from rushing
Top or crouching bottom.
Summary of the invention
In conclusion for overcome the deficiencies in the prior art, technical problem to be solved by the invention is to provide a kind of electricity
Terraced surpassed distance forced-triggered safety tongs device.
The technical scheme to solve the above technical problems is that a kind of elevator surpassed distance forced-triggered safety tongs device,
Including carriage and shift mechanism, the shift mechanism is in the top of the carriage, and one end of the shift mechanism, which is equipped with, to be used for
By the urgent stop of carriage and it is clamped in the safety tongs on guide rail, the other end of the shift mechanism passes through lifting rod and limiter of speed
Connection, in the side close to the lifting rod and being successively arranged from top to bottom at the top of the guide rail drops the carriage rate of climb
Low upper forced speed reducing switch and the upper finishing limit switch and upper terminal limit switch for so that carriage is stopped continuing rising；
In the side close to the lifting rod and being successively arranged from top to bottom in the bottom of the guide rail keeps cage descending fast
It spends the lower forced speed reducing switch reduced and carriage is made to stop the lower finishing limit switch and lower terminal limit switch that continue to decline；
Upper trigger device, the upper triggering are additionally provided at the top position of the correspondence upper finishing limit switch and on the guide rail
Device starts the control circuit that elevator is cut off in safety tongs movement by upper finishing limit switch again under the triggering of lifting rod.
The beneficial effects of the present invention are: can reliably prevent elevator electrical system and the limit from opening using mechanical trigger-type switch
Elevator is rushed to summit or crouching bottom caused by closing failure, it is ensured that passenger and lift facility safety.
Based on the above technical solution, the present invention can also do improvement further below:
Further, the upper trigger device includes fixed block, sliding shoe and compressed spring, and the fixed block is fixedly mounted on
On the guide rail, the sliding shoe is mounted on side of the fixed block far from the guide rail by bolt, on the fixed block
Equipped with the first groove, the sliding shoe is equipped with the second groove corresponding with first groove, first groove and described
Second groove is combined the mounting hole to be formed and install the compressed spring, and the sliding shoe is under the elastic force of the compressed spring
It can be moved left and right along the bolt relative to the fixed block；
The shaft being arranged obliquely is hinged on the upper finishing limit switch, the lower end of the shaft is rotatably equipped with
Idler wheel；The sliding shoe is equipped with the slanted bar tangent with the idler wheel, and the lifting rod triggers the sliding shoe can be by sliding shoe
Press to fixed block, the sliding shoe while pressing to fixed block the slanted bar shaft swing driven by idler wheel, described turn
Axis swings to start the control circuit for the built-in switch cutting elevator that safety tongs movement triggers the upper finishing limit switch again.
The beneficial effects of adopting the above-mentioned further technical scheme are as follows: it realizes and elevator is cut off by mechanical trigger-type switch
Control circuit, avoiding elevator, there is a phenomenon where rush to summit.
Further, the end of the sliding shoe is equipped with the inclined-plane for being triggered by the lifting rod.
The beneficial effects of adopting the above-mentioned further technical scheme are as follows: lifting rod is easier to trigger sliding shoe.
Further, lower triggering is additionally provided at the top position of the correspondence lower finishing limit switch and on the guide rail
Device, the lower trigger device start safety tongs movement under the triggering of lifting rod and cut off elevator by lower finishing limit switch again
Control circuit, and the lower trigger device is consistent with the structure of the upper trigger device.
The beneficial effects of adopting the above-mentioned further technical scheme are as follows: it realizes and elevator is cut off by mechanical trigger-type switch
Control circuit, avoiding elevator, there is a phenomenon where crouching bottoms.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the enlarged view at I of Fig. 1；
Fig. 3 is the structural schematic diagram after the movement of upper trigger switch.
In attached drawing, parts list represented by the reference numerals are as follows:
1. carriage, 2. shift mechanisms, 3. safety tongs, terminal limit switch on 4., trigger device on 5., terminal limit on 6.
It switchs, forced speed reducing switch on 7., 8. lifting rods, forced speed reducing switch under 9., 10. lower trigger devices, 11. lower terminals limits are opened
It closes, 12. lower terminal limit switches, 13. guide rails, 14. fixed blocks, 15. sliding shoes, 16. bolts, 17. compressed springs, 18. installations
Hole, 19. shafts, 20. idler wheels, 21. slanted bars.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in Figure 1, a kind of elevator surpassed distance forced-triggered safety tongs device, including carriage 1 and shift mechanism 2, it is described to mention
Drawing mechanism 2 is in the top of the carriage 1, and one end of the shift mechanism 2 is equipped with for by the urgent stop of carriage 1 and being clamped in
The other end of safety tongs 3 on guide rail 13, the shift mechanism 2 is connect by lifting rod 8 with limiter of speed, is mentioned close to described
The side of pull rod 8 and the top of the guide rail 13 be successively arranged from top to bottom make 1 rate of climb of carriage reduce it is upper force subtract
Fast switch 7 and carriage 1 is made to stop continuing the upper finishing limit switch 5 and upper terminal limit switch 4 of rising；
In the side close to the lifting rod 8 and in the case where the bottom of the guide rail 13 is successively arranged makes carriage 1 from top to bottom
The lower forced speed reducing switch 9 and carriage 1 is made to stop the lower finishing limit switch 11 for continuing to decline and lower terminal that reduction of speed degree reduces
Limit switch 12；It is characterized in that, at the top position of the correspondence upper finishing limit switch 5 and on the guide rail 13 also
Equipped with upper trigger device 6, the upper trigger device 6 starts the movement of safety tongs 3 under the triggering of lifting rod 8 and is limited again by upper terminal
The control circuit of the cutting elevator of bit switch 5.
As shown in Fig. 2, the upper trigger device 6 includes fixed block 14, sliding shoe 15 and compressed spring 17, the fixed block
14 are fixedly mounted on the guide rail 13, and the sliding shoe 15 is mounted on the fixed block 14 far from the guide rail by bolt 16
13 side, the fixed block 14 are equipped with the first groove, and the sliding shoe 15 is equipped with remaining first groove corresponding the
Two grooves, first groove and second groove are combined the mounting hole 18 to be formed and install the compressed spring 17, institute
Stating sliding shoe 15 can move left and right along the bolt 16 relative to the fixed block 14 under the elastic force of the compressed spring 17.
The shaft 19 being arranged obliquely is hinged on the upper finishing limit switch 5, the lower end of the shaft is rotatably equipped with idler wheel
20；The sliding shoe 15 is equipped with the slanted bar 21 tangent with the idler wheel 20, and the lifting rod 8 triggers the sliding shoe 15 and can incite somebody to action
Sliding shoe 15 presses to fixed block 14, and the sliding shoe 15 presses to the slanted bar 21 while fixed block 14 and passes through the drive of idler wheel 20 institute
The swing of shaft 19 is stated, the shaft 19 swings to trigger the control of the built-in switch cutting elevator of the upper finishing limit switch 5
Circuit processed.
As shown in figure 3, when elevator is out of control rush to summit when, when forced speed reducing switch 7 is broken through in bridge compartment 1,8 upper end of lifting rod is encountered
The inclined-plane of 15 end of sliding shoe in upper trigger device 6, sliding shoe 15 move after being triggered by lifting rod 8 to the direction of fixed block 14
Dynamic, the idler wheel 20 being mounted on terminal position limiter 5 rolls in the driving of slanted bar 21 and shaft 19 is driven to swing, and shaft 19 is put
The dynamic built-in switch that can trigger upper finishing limit switch 5 is to cut off the control circuit of elevator.At the same time, 3 quilt of safety tongs
2 trigger action of shift mechanism, carriage 1 is by the stop of safety on guide rail 13.
Lower triggering dress is additionally provided at the top position of the correspondence lower finishing limit switch 11 and on the guide rail 13
10 are set, the lower trigger device 10 starts the movement of safety tongs 3 under the triggering of lifting rod 8 again can by lower finishing limit switch 10
To cut off the control circuit of elevator, and the structure of the lower trigger device 10 and the upper trigger device 6 is far from consistent
The contingency for preventing elevator crouching bottom out of control.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of elevator surpassed distance forced-triggered safety tongs device, including carriage (1) and shift mechanism (2), the shift mechanism (2)
Top in the carriage (1), one end of the shift mechanism (2) are equipped with for by the urgent stop of carriage (1) and being clamped in
The other end of safety tongs (3) on guide rail (13), the shift mechanism (2) is connect by lifting rod (8) with limiter of speed, is being leaned on
It the side of the nearly lifting rod (8) and is successively arranged from top to bottom at the top of the guide rail (13) and makes carriage (1) rate of climb
Reduce upper forced speed reducing switch (7) and make carriage (1) stop continue rise upper finishing limit switch (5) and upper terminal pole
Limit switch (4)；
It is successively arranged in the side close to the lifting rod (8) and from top to bottom in the bottom of the guide rail (13) and makes carriage (1)
The lower forced speed reducing switch (9) and carriage (1) is made to stop the lower finishing limit switch (11) for continuing to decline that decrease speed reduces
With lower terminal limit switch (12)；It is characterized in that, at the top position of the correspondence upper finishing limit switch (5) and in institute
It states and is additionally provided on guide rail (13) trigger device (6), the upper trigger device (6) starts safety under the triggering of lifting rod (8)
Clamp the control circuit that elevator is cut off in (3) movement by upper finishing limit switch (5) again；
The upper trigger device (6) includes fixed block (14), sliding shoe (15) and compressed spring (17), and the fixed block (14) is solid
On the guide rail (13), the sliding shoe (15) is mounted on the fixed block (14) far from described by bolt (16) for Dingan County
The side of guide rail (13), the fixed block (14) are equipped with the first groove, and the sliding shoe (15) is equipped with and first groove
Corresponding second groove, first groove and second groove are combined to form the installation compressed spring (17)
Mounting hole (18), the sliding shoe (15) can be along the bolts (16) relative to institute under the elastic force of the compressed spring (17)
Fixed block (14) is stated to move left and right；
The shaft (19) being arranged obliquely is hinged on the upper finishing limit switch (5), the lower end of the shaft is rotatable
Equipped with idler wheel (20)；The sliding shoe (15) is equipped with the slanted bar (21) tangent with the idler wheel (20), lifting rod (8) touching
Sending out sliding shoe (15) described can press to sliding shoe (15) fixed block (14), and the sliding shoe (15) presses to the same of fixed block (14)
Shi Suoshu slanted bar (21) drives the shaft (19) to swing by idler wheel (20), and the shaft (19) swings to start safety tongs
(3) movement triggers the control circuit of the built-in switch cutting elevator of the upper finishing limit switch (5) again.
2. elevator surpassed distance forced-triggered safety tongs device according to claim 1, which is characterized in that the sliding shoe (15)
End be equipped with inclined-plane for being triggered by the lifting rod (8).
3. elevator surpassed distance forced-triggered safety tongs device according to claim 2, which is characterized in that at the correspondence lower end
It holds at the top position of limit switch (11) and is additionally provided with lower trigger device (10) on the guide rail (13), the lower triggering dress
It sets (10) starting safety tongs (3) movement under the triggering of lifting rod (8) and cuts off elevator by lower finishing limit switch (11) again
Control circuit, and the lower trigger device (10) is consistent with the structure of the upper trigger device (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610729783.6A CN106429703B (en) | 2016-08-25 | 2016-08-25 | A kind of elevator surpassed distance forced-triggered safety tongs device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610729783.6A CN106429703B (en) | 2016-08-25 | 2016-08-25 | A kind of elevator surpassed distance forced-triggered safety tongs device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106429703A CN106429703A (en) | 2017-02-22 |
| CN106429703B true CN106429703B (en) | 2019-04-30 |
Family
ID=58181993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610729783.6A Expired - Fee Related CN106429703B (en) | 2016-08-25 | 2016-08-25 | A kind of elevator surpassed distance forced-triggered safety tongs device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106429703B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112141840B (en) * | 2019-06-27 | 2022-04-12 | 上海三菱电梯有限公司 | Car roof personnel anti-collision device |
| CN113895285A (en) * | 2020-07-06 | 2022-01-07 | 奥动新能源汽车科技有限公司 | Stroke control device of battery replacement equipment |
| CN111807188A (en) * | 2020-08-04 | 2020-10-23 | 中际联合（北京）科技股份有限公司 | Exempt from to climb ware operation locking means |
| CN115571746B (en) * | 2022-12-08 | 2023-04-18 | 通用电梯股份有限公司 | Safe distance detection alarm device and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1087213A (en) * | 1996-05-06 | 1998-04-07 | Inventio Ag | Safety device for elevator facilities |
| CN101979298A (en) * | 2010-10-20 | 2011-02-23 | 日立电梯（中国）有限公司 | Elevator safety stop trigger device |
| CN102530676A (en) * | 2011-12-28 | 2012-07-04 | 江南嘉捷电梯股份有限公司 | Elevator safety protection device |
| CN205953252U (en) * | 2016-08-25 | 2017-02-15 | 陕西小溪机电科技有限公司 | Pressure of elevator surpassed distance triggers safety gear |
-
2016
- 2016-08-25 CN CN201610729783.6A patent/CN106429703B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1087213A (en) * | 1996-05-06 | 1998-04-07 | Inventio Ag | Safety device for elevator facilities |
| CN101979298A (en) * | 2010-10-20 | 2011-02-23 | 日立电梯（中国）有限公司 | Elevator safety stop trigger device |
| CN102530676A (en) * | 2011-12-28 | 2012-07-04 | 江南嘉捷电梯股份有限公司 | Elevator safety protection device |
| CN205953252U (en) * | 2016-08-25 | 2017-02-15 | 陕西小溪机电科技有限公司 | Pressure of elevator surpassed distance triggers safety gear |
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| Publication number | Publication date |
|---|---|
| CN106429703A (en) | 2017-02-22 |
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| C06 | Publication | ||
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| 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: 20190430 Termination date: 20210825 |