CN110526094A - The counterweight frame of having electronic lifting safety tongs - Google Patents
The counterweight frame of having electronic lifting safety tongs Download PDFInfo
- Publication number
- CN110526094A CN110526094A CN201910916119.6A CN201910916119A CN110526094A CN 110526094 A CN110526094 A CN 110526094A CN 201910916119 A CN201910916119 A CN 201910916119A CN 110526094 A CN110526094 A CN 110526094A
- Authority
- CN
- China
- Prior art keywords
- safety tongs
- underbeam
- lifting
- counterweight frame
- interlocking bar
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims description 19
- 238000012544 monitoring process Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 230000001960 triggered effect Effects 0.000 abstract description 3
- 230000003447 ipsilateral effect Effects 0.000 abstract description 2
- 210000000080 chela (arthropods) Anatomy 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
-
- 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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The present invention relates to a kind of counterweight frames of having electronic lifting safety tongs.In the use of the present invention, overspeed detection and control module detect that the decrease speed of counterweight frame is more than that setting speed Shi Huixiang electromagnet issues trigger signal, electromagnet is triggered electric, main paragraph movement of the moving armature by actuation and towards electromagnet.In moving armature movement, the safety tongs lifting plate of fixed moving armature side inwardly rotates and the safety tongs of the side is driven above to mention, and the safety tongs lifting plate that the interlocking bar of measured length will pull the other side drives ipsilateral safety tongs to synchronize and above mention therewith inwardly rotating.Synchronous above mentioned of the safety tongs of two sides and can stop counterweight frame.It can thus be appreciated that, using counterweight frame of the invention, no longer need limiter of speed, pit tensioning device and speed limiter wire rope, overall structure is more compact, can reduce shaft space occupation about 100mm, and lift using electronics, movement is more reliable rapidly, safety is higher, and failure rate is lower, has more the market competitiveness.
Description
Technical field
The present invention relates to elevators fields, and in particular to a kind of counterweight frame of having electronic lifting safety tongs.
Background technique
Elevator safety clamp device is under the manipulation of limiter of speed, when elevator speed is more than the limitation speed of elevator governor setting
It spends, or in the case where fracture and relaxation occur for suspension strop, by the urgent stop of carriage and is clamped in a kind of safety dress on guide rail
It sets.Elevator safety gear provides effective protective effect to the safe operation of elevator, is generally installed in car frame or counterweight frame
On；Elevator safety gear is usually arranged in pairs, and is respectively arranged at the two sides of car frame or counterweight frame, and the safety tongs being arranged in pairs is simultaneously
Movement is to guarantee lift running safety.
The structure of counterweight frame is as depicted in figs. 1 and 2 in the prior art, safety tongs 1 is arranged in the underbeam of 2 lower part of counterweight frame
Upper 21, and realize that safety tongs acts by the way of the lifting of speed limiter wire rope machinery, wirerope and wire rope pulling arm 3 need volume
It is outer to occupy a part of well space (distance for needing to reserve a part about 100mm apart from well enclosure 13), and structure is more
It is complicated.
Summary of the invention
The purpose of the present invention is to provide a kind of counterweight frames of having electronic lifting safety tongs to solve counterweight in the prior art
The linkage safety tongs technical problem that structure is complicated, land occupation is big on frame.
To achieve the above object, the technical solution that a kind of counterweight frame of having electronic of the invention lifting safety tongs uses are as follows:
A kind of counterweight frame of having electronic lifting safety tongs, including underbeam and safety tongs, underbeam are in case structure, installation inside underbeam
There is safety tongs linkage mechanism, the safety tongs is mounted on the both ends of safety tongs linkage mechanism and by stretching out in underbeam；Safety tongs connection
Motivation structure includes safety tongs lifting plate, installation axle, interlocking bar, reset spring, electromagnet and hypervelocity monitoring and control module, installation
Axis has two, and the both ends of underbeam are symmetrically mounted at relative to underbeam, and two blocks of safety tongs lifting plates can opposite underbeam turn in middle part
It is mounted in corresponding installation axle dynamicly, interlocking bar inclination is installed between two blocks of safety tongs lifting plates, the moving armature of electromagnet
The hypervelocity monitoring to drive safety tongs lifting plate inwardly to rotate when electromagnet obtains electric is installed therein on one block of safety tongs lifting plate
And control module is electrically connected to issue trigger signal to electromagnet when counterweight frame decrease speed is more than setting speed with electromagnet；
Two pieces of blocks are provided in the middle part of underbeam, interlocking bar passes through two pieces of blocks, and reset spring is sleeved on the linkage between two pieces of blocks
On bar, reset spring is abutted close to the end of the moving armature with the side block blocks, the other side is abutted with the convex block in interlocking bar.
It includes the connecting plate that underbeam is extended in outer end that the safety tongs, which mentions a plate, and the safety tongs is mounted on the outer of connecting plate
End.
The outer end of the connecting plate offers length direction along the long hole of underbeam length direction, and the safety tongs passes through bolt
It is mounted on the connecting plate and can be moved along the length direction of long hole.
The adjustable in length of the interlocking bar, including long nut and two quarter butts being cascaded by long nut.
The installation axle is fixed on underbeam, and safety tongs lifting plate is installed in rotation in corresponding installation axle.
Connecting shaft is provided on the safety tongs lifting plate of two sides, the connecting shaft of one of safety tongs lifting plate is located at upper
The connecting shaft at end, another block of safety tongs lifting plate is located at lower end, and the both ends of interlocking bar are connected in connecting shaft.
The electromagnet is located at the top of interlocking bar, and hypervelocity monitoring and control module are located at the lower section of interlocking bar, armature peace
The upper end of the safety tongs lifting plate of connecting shaft is provided with mounted in lower end.
Beneficial effects of the present invention: a kind of counterweight frame of having electronic lifting safety tongs of the invention when in use, examine by hypervelocity
It surveys and control module detects that the decrease speed of counterweight frame is more than that setting speed Shi Huixiang electromagnet issues trigger signal, electromagnet
Triggered electric, main paragraph movement of the moving armature by actuation and towards electromagnet.In moving armature movement, fixed moving armature side
Safety tongs lifting plate inwardly rotate and the safety tongs of the side driven above to mention, the interlocking bar of measured length will pull the safety of the other side
Pincers lifting plate drives ipsilateral safety tongs to synchronize and above mentions therewith inwardly rotating.Synchronous above mentioned of the safety tongs of two sides and can stop
Counterweight frame.It follows that using counterweight frame of the invention, it is no longer necessary to limiter of speed, pit tensioning device and speed limiter wire rope,
Overall structure is more compact, can reduce shaft space occupation about 100mm, and lift using electronics, movement is more reliable rapidly, peace
Quan Xinggeng high, failure rate is lower, has more the market competitiveness.
Detailed description of the invention
Fig. 1 is the schematic perspective view of counterweight frame in the prior art；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is a kind of schematic perspective view of one embodiment of the counterweight frame of having electronic lifting safety tongs of the invention；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is the schematic perspective view when safety tongs being mounted on underbeam in Fig. 3 is not lifted；
Fig. 6 is the front view of Fig. 5；
Fig. 7 is the schematic perspective view when safety tongs being mounted on underbeam in Fig. 3 is lifted upwards；
Fig. 8 is the front view of Fig. 7.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
A kind of specific structure of the counterweight frame of having electronic lifting safety tongs of the invention is as shown in Figures 3 to 8, including counterweight
Frame 2, counterweight frame 2 include underbeam 21 and vertical beam 22, and counterweight guide shoe 4, the lower section installation of underbeam 21 are equipped on the vertical beam 22 of two sides
There is counterweight buffer pedestal 5.Underbeam 21 be box beam, inside safety tongs linkage mechanism is installed, safety tongs linkage mechanism
Both ends are equipped with safety tongs 1, and safety tongs 1 is stretched out in underbeam 21 with with counter weight guide track, safety tongs linkage mechanism is used for band
The safety tongs 1 of dynamic two sides moves synchronously.
Safety tongs linkage mechanism includes safety tongs lifting plate 7, installation axle 8, interlocking bar 9, reset spring 10,11 and of electromagnet
Hypervelocity monitoring and control module 12.Installation axle 8 has two, and the both ends of underbeam 21 are symmetrically mounted at relative to underbeam 21, safety
Pincers lifting plate 7 is mounted in installation axle 8 in middle part and can center axis thereof relative to lower beam body 21 around corresponding installation axle 8.
Safety tongs lifting plate 7 can be both fixed in installation axle 8, installation axle 8 can also be fixed on underbeam 21, be lifted safety tongs
Plate 7 is installed in rotation in installation axle 8.The outer end of safety tongs lifting plate 7 extends outward the connecting plate 71 of underbeam 21, safety
Pincers 1 are mounted on the end of connecting plate 71.Interlocking bar 9 is in tilted layout between two blocks of safety tongs lifting plates 7.
Connection structure between safety tongs 1 and connecting plate 71 is specifically described as follows: offering length in the end of connecting plate 71
The long hole 73 of the length direction along underbeam 21 is spent, safety tongs 1 is mounted in the long hole 73 by bolt, and bolt can be along long hole
73 length direction is mobile, can lift safety tongs 1 vertically when guaranteeing that safety tongs lifting plate 7 rotates.In other examples,
Other connection structures can also be used between safety tongs 1 and connecting plate 71 to guarantee that safety tongs 1 is lifted vertically.
Specifically: being provided with connecting shaft 72 on the safety tongs lifting plate 7 of two sides, and wherein connecting shaft 72 of left side
It is located at the lower end that dextral safety pincers mention a plate 7, the both ends of interlocking bar 9 in the upper end of safety tongs lifting plate 7, the connecting shaft 72 on right side
It is separately mounted in corresponding connecting shaft 72.In other examples, interlocking bar 9 can also be mounted on using other modes
Full pincers mention on a plate 7.Interlocking bar 9 can both be fixed together with safety tongs lifting plate 7, can also be installed in rotation on connection
On axis 72, as long as two pieces of safety tongs lifting 7 synchronous shifts of plate can be driven.
In a more preferred embodiment, interlocking bar 9 includes two quarter butts being cascaded by long nut 91.It is two short
Bar is threadably mounted at the both ends of long nut 91, and the total length of interlocking bar 9 is adjusted by long nut 91, reduces to machining accuracy
It is required that.It is understood that in other embodiments, interlocking bar 9 is also possible to the uncontrollable bar of length, at this time interlocking bar 9
It can be other structures.
Overspeed detection and control module 12 are used to detect the decrease speed of counterweight frame 2, electromagnet 11 and overspeed detection and control
Molding block 12 is conductively connected, when overspeed detection and control module 12 detect the decrease speed of counterweight frame 2 more than setting speed,
Overspeed detection and control module 12 are to the sending trigger signal of electromagnet 11, and electromagnet 11 is triggered electric, and moving armature 11-1 is inhaled
It closes and is moved towards the main paragraph 11-2 of electromagnet 11.Overspeed detection and control module 12 are product in the prior art, tool
Where body structure and not this Applicant's Abstract graph improvement, its structure is no longer discussed in detail in the application.Electromagnet 11 is located at the upper of interlocking bar 9
Side, moving armature 11-1 are fixed on the upper end of the safety tongs lifting plate 7 on right side, when moving armature 11-1 is moved downward, the peace on right side
Pincers lifting plate 7 inwardly rotates counterclockwise and the safety tongs 1 on right side is driven above to mention entirely, and the interlocking bar 9 of measured length will pull left side
Safety tongs lifts plate 7 and drives the safety tongs 1 in left side to synchronize therewith inwardly rotating clockwise and above mention.The safety tongs 1 of two sides is synchronous
Above mentioned and can stop counterweight frame.
The middle part of underbeam 21 is provided with two pieces of blocks 23, and interlocking bar 9 passes through two pieces of blocks 23, and reset spring 10 is sleeved on two
In interlocking bar 9 between block block 23, the right end of reset spring 10 abuts with right side block 23, is in left end and interlocking bar 9 convex
Block abuts, to push interlocking bar 9 to reply home position after 11 power loss of electromagnet, to drive safety tongs lifting plate 7 and safety
Pincers 1 reply home position.
In other embodiments, the safety tongs of the positional relationship and fixed moving armature 11-1 of electromagnet 11 and interlocking bar 9
It is alterable to lift plate 7, it is only necessary to safety tongs can be driven to lift plate 7 when electromagnet 11 obtains electric by moving armature 11-1 and inwardly rotated
To drive safety tongs 1 above to mention；Safety tongs lifting plate 7 can be other structure types.
Finally, it is stated that: the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical solution of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (7)
1. a kind of counterweight frame of having electronic lifting safety tongs, including underbeam and safety tongs, underbeam are in case structure, feature exists
In: safety tongs linkage mechanism is installed, the safety tongs is mounted on the both ends of safety tongs linkage mechanism and by underbeam inside underbeam
Middle stretching；Safety tongs linkage mechanism includes safety tongs lifting plate, installation axle, interlocking bar, reset spring, electromagnet and hypervelocity monitoring
And control module, installation axle have two, the both ends of underbeam are symmetrically mounted at relative to underbeam, two blocks of safety tongs lifting plates are in
Portion can be rotatably mounted in corresponding installation axle with respect to underbeam, and interlocking bar inclination is installed between two blocks of safety tongs lifting plates,
The moving armature of electromagnet be installed therein on one piece of safety tongs lifting plate with driven when electromagnet obtains electric safety tongs lift plate to
Interior rotation, hypervelocity monitoring and control module be electrically connected with electromagnet with when counterweight frame decrease speed is more than setting speed to electromagnetism
Iron issues trigger signal；Two pieces of blocks are provided in the middle part of underbeam, interlocking bar passes through two pieces of blocks, and reset spring is sleeved on two pieces
In interlocking bar between block, reset spring abutted close to the end of the moving armature with the side block blocks, the other side and interlocking bar
On convex block abut.
2. a kind of counterweight frame of having electronic lifting safety tongs according to claim 1, it is characterised in that: the safety tongs mentions
Position plate includes the connecting plate that underbeam is extended in outer end, and the safety tongs is mounted on the outer end of connecting plate.
3. a kind of counterweight frame of having electronic lifting safety tongs according to claim 2, it is characterised in that: the connecting plate
Outer end offers length direction along the long hole of underbeam length direction, the safety tongs be mounted on the connecting plate by bolt and
It can be moved along the length direction of long hole.
4. a kind of counterweight frame of having electronic lifting safety tongs according to claim 1, it is characterised in that: the interlocking bar
Adjustable in length, including long nut and two quarter butts being cascaded by long nut.
5. a kind of counterweight frame of having electronic lifting safety tongs according to claim 1, it is characterised in that: the installation axle is solid
It is scheduled on underbeam, safety tongs lifting plate is installed in rotation in corresponding installation axle.
6. a kind of counterweight frame of having electronic lifting safety tongs according to claim 1, it is characterised in that: the safety tongs of two sides
Connecting shaft is provided on lifting plate, the connecting shaft of one of safety tongs lifting plate is located at upper end, another piece of safety tongs lifting
The connecting shaft of plate is located at lower end, and the both ends of interlocking bar are connected in connecting shaft.
7. a kind of counterweight frame of having electronic lifting safety tongs according to claim 6, it is characterised in that: the electromagnet position
In the top of interlocking bar, hypervelocity monitoring and control module are located at the lower section of interlocking bar, and armature is mounted on lower end and is provided with connecting shaft
Safety tongs lifting plate upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910916119.6A CN110526094A (en) | 2019-09-26 | 2019-09-26 | The counterweight frame of having electronic lifting safety tongs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910916119.6A CN110526094A (en) | 2019-09-26 | 2019-09-26 | The counterweight frame of having electronic lifting safety tongs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110526094A true CN110526094A (en) | 2019-12-03 |
Family
ID=68670211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910916119.6A Pending CN110526094A (en) | 2019-09-26 | 2019-09-26 | The counterweight frame of having electronic lifting safety tongs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110526094A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184656A (en) * | 2021-05-24 | 2021-07-30 | 日立电梯（中国）有限公司 | Elevator safety tongs integral type is carried and is drawn mechanism |
| US11261056B2 (en) | 2018-12-20 | 2022-03-01 | Otis Elevator Company | Elevator safety actuator systems |
| CN114426235A (en) * | 2021-12-31 | 2022-05-03 | 宁波奥德普电梯部件有限公司 | Electronic safety gear trigger of elevator |
| CN114746354A (en) * | 2020-02-20 | 2022-07-12 | 株式会社日立制作所 | Emergency stop device and elevator |
| CN114789955A (en) * | 2021-01-26 | 2022-07-26 | 株式会社日立制作所 | Elevator device |
| WO2022201529A1 (en) * | 2021-03-26 | 2022-09-29 | 株式会社日立製作所 | Elevator apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205739869U (en) * | 2016-06-16 | 2016-11-30 | 西继迅达（许昌）电梯有限公司 | A kind of home lift counterweight safety brake structure |
| CN209081177U (en) * | 2018-11-26 | 2019-07-09 | 西继迅达（许昌）电梯有限公司 | A kind of machine room upper beam of having electronic lifting safety tongs |
| CN210944475U (en) * | 2019-09-26 | 2020-07-07 | 西继迅达电梯有限公司 | Counterweight frame with electronic lifting safety tongs |
-
2019
- 2019-09-26 CN CN201910916119.6A patent/CN110526094A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205739869U (en) * | 2016-06-16 | 2016-11-30 | 西继迅达（许昌）电梯有限公司 | A kind of home lift counterweight safety brake structure |
| CN209081177U (en) * | 2018-11-26 | 2019-07-09 | 西继迅达（许昌）电梯有限公司 | A kind of machine room upper beam of having electronic lifting safety tongs |
| CN210944475U (en) * | 2019-09-26 | 2020-07-07 | 西继迅达电梯有限公司 | Counterweight frame with electronic lifting safety tongs |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11261056B2 (en) | 2018-12-20 | 2022-03-01 | Otis Elevator Company | Elevator safety actuator systems |
| CN114746354A (en) * | 2020-02-20 | 2022-07-12 | 株式会社日立制作所 | Emergency stop device and elevator |
| CN114746354B (en) * | 2020-02-20 | 2023-09-15 | 株式会社日立制作所 | Emergency stop device Elevator |
| CN114789955A (en) * | 2021-01-26 | 2022-07-26 | 株式会社日立制作所 | Elevator device |
| CN114789955B (en) * | 2021-01-26 | 2023-09-12 | 株式会社日立制作所 | Elevator device |
| WO2022201529A1 (en) * | 2021-03-26 | 2022-09-29 | 株式会社日立製作所 | Elevator apparatus |
| CN113184656A (en) * | 2021-05-24 | 2021-07-30 | 日立电梯（中国）有限公司 | Elevator safety tongs integral type is carried and is drawn mechanism |
| CN114426235A (en) * | 2021-12-31 | 2022-05-03 | 宁波奥德普电梯部件有限公司 | Electronic safety gear trigger of elevator |
| CN114426235B (en) * | 2021-12-31 | 2024-03-19 | 宁波奥德普电梯部件有限公司 | Electronic safety gear trigger for elevator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 461000 south section of Yanan Road, Xuchang economic and Technological Development Zone, Henan Applicant after: Xiji Xunda Elevator Co., Ltd Address before: 461000 south section of Yanan Road, Xuchang economic and Technological Development Zone, Henan Applicant before: XJ SCHINDLER (XUCHANG) ELEVATOR Co.,Ltd. |