CN108529407A - A kind of rotary folding type toeguard - Google Patents
A kind of rotary folding type toeguard Download PDFInfo
- Publication number
- CN108529407A CN108529407A CN201810504645.7A CN201810504645A CN108529407A CN 108529407 A CN108529407 A CN 108529407A CN 201810504645 A CN201810504645 A CN 201810504645A CN 108529407 A CN108529407 A CN 108529407A
- Authority
- CN
- China
- Prior art keywords
- toeguard
- lower plate
- plate
- folding type
- rotary folding
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
- B66B13/28—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between car or cage and wells
- B66B13/285—Toe guards or apron devices
Abstract
The present invention provides a kind of rotary folding type toeguards, including toeguard upper plate and toeguard lower plate, the toeguard upper plate is fixedly connected on cage bottom by mounting hole at its upper end, the toeguard lower plate is linked in toeguard upper plate by axis pin, it is provided with triangulation chain on the toeguard upper plate, torque spring is provided at the axis pin.The rotary folding type of toeguard designs, and reduces toeguard length, reduces well pit depth requirements, saves space, ensures that toeguard will not collide with pit ground, avoids the damage of toeguard.The design of torque spring enables toeguard lower plate to be automatically opened when triangulation chain is opened, and the tension that torque spring provides plays cushioning effect in elevator operation, and vibrating noise is reduced while preventing toeguard from loosening or damage.Retaining spring bolt can provide reliable fixation and compression strength when toeguard lower plate is opened completely, increase safety when toeguard uses.
Description
Technical field
The invention belongs to elevator aftermarket product technical field, more particularly to a kind of rotary folding type toeguard.
Background technology
Lift car toeguard be prevent elevator since failure stops inadvertently falling off hoistway when terraced car passenger leaves car and
Design, it is necessary to.Toe guard of elevator car used at present is generally steel plate vertically downward, and bending, car spats are arranged at bottom
Plate is mounted directly to before the sill support channel of car bottom, and this is mostly fixed mounting structure, and toeguard is non-adjustable, this fixation
The toe guard of elevator car of size fastens buffer completely when pit depth is less than certain size in elevator floor flat bed or car
When, toe guard of elevator car, which may hit pit ground, causes toeguard to damage, or even causes unexpected injury to pit operating personnel,
The demand of shallow pit is not adapted to.
A kind of toe guard of elevator car of automatic controlled height of the disclosure of the invention of Patent No. 201710925846, including it is parallel
Fixation backplate and sliding shelling plate, fixed backplate both sides are equipped with vertical guide plate, and sliding shelling plate can be vertical along guide plate
Sliding.Realize the automatic adjustment of toeguard height.But such toeguard is constantly in open state, cannot close, it has not been convenient to
It safeguards and sues and labours.
Invention content
The purpose of the present invention is to provide a kind of rotary folding type toeguards, and the toeguard is simple in structure, and noise is small, safety
Intensity is high, conveniently opening and closing.
The purpose of the present invention is achieved through the following technical solutions：
A kind of rotary folding type toeguard, including toeguard upper plate and toeguard lower plate, the toeguard upper plate is by being located at it
The mounting hole of upper end is fixedly connected on cage bottom, and the toeguard lower plate is linked in toeguard upper plate, the shield by axis pin
It is provided with triangulation chain on sole upper plate, torque spring is provided at the axis pin.
Preferably, the axis pin is fixed on the toeguard lower plate, connected by the pin shaft hole on the toeguard, institute
Stating toeguard lower plate can rotate along axis pin 180 degree.
Preferably, being equipped with location hole below the pin shaft hole, retaining spring is equipped with below the toeguard lower plate axis pin
Bolt, the retaining spring bolt can be automatically inserted into location hole when the toeguard lower plate is in vertical state.
Preferably, the torque spring is mounted at toeguard lower plate axis pin, the toeguard upper plate and spats are provided
Tension between plate lower plate opens automatically when the toeguard being enable to open, while damping work can also be played when elevator is run
With.
Preferably, the toeguard lower plate is provided with lockhole corresponding with the triangulation chain, the triangulation chain can be
The toeguard lower plate fixes toeguard lower plate when rotating to Board position on the toeguard.
Preferably, being provided with the microswitch of control elevator start and stop on the toeguard upper plate, the shaft bottom is set
There are lower limit detection switch, the microswitch and the lower limit detection switch to match, elevator can be made in the case where running to
Stop when limiting detection switch, prevents toeguard from hitting pit.
Preferably, the microswitch is covered when toeguard is closed and folded by the toeguard lower plate, because of spats
Length is smaller when plate folds, will not be with pit collision on the ground.
Preferably, being equipped with swivel link device, including connecting rod, rotating plate and rotating handle, the company between the night bolt
Bar both ends are hinged with bolt end, rotating plate end respectively, and the rotating plate is mounted on by rotary shaft on toeguard, can be around rotation
Axis rotates, and the rotating handle is set at rotary shaft, and affixed with rotating plate, this device can rotate handle by overwinding all, while control spring
The opening and closing of bolt, it is easy to operation.
Beneficial effects of the present invention have：The rotary folding type of toeguard designs, and reduces toeguard length, reduces hoistway
Pit depth demand saves space, ensures that toeguard will not collide with pit ground, avoids the damage of toeguard.It turns round
The design of power spring enables toeguard lower plate to be automatically opened when triangulation chain is opened, and the tension that torque spring provides is transported in elevator
Row plays cushioning effect, and vibrating noise is reduced while preventing toeguard from loosening or damage.Retaining spring bolt can protect
Sole lower plate provides reliable fixation and compression strength when opening completely, increase safety when toeguard uses.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the semi-open state of the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of fully open state of the embodiment of the present invention.
Fig. 3 is the schematic diagram when embodiment of the present invention is closed.
Fig. 4 is the operating diagram of retaining spring bolt in the embodiment of the present invention.
Fig. 5 is structural schematic diagram when retaining spring bolt is inserted into location hole in the embodiment of the present invention.
Fig. 6 is the structural schematic diagram of swivel link device in the embodiment of the present invention.
Items are respectively in figure：1 toeguard upper plate, 11 mounting holes, 2 toeguard lower plates, 3 axis pins, 31 pin shaft holes, 4 positioning
Night bolt, 41 location holes, 5 triangulation chains, 51 lockholes, 6 torque springs, 7 microswitches, 8 swivel link devices, 81 connecting rods, 82
Rotating plate, 83 rotation axis, 84 rotating handles.
Specific implementation mode
Below in conjunction with embodiment and attached drawing, the technical solutions of the present invention will be further described：
Referring to Fig. 1, a kind of rotary folding type toeguard, including toeguard upper plate 1 and toeguard lower plate 2, on the toeguard
Plate 1 is fixedly connected on cage bottom by mounting hole 11 at its upper end, and the toeguard lower plate 2 is linked in by axis pin 3
Toeguard upper plate 1, the toeguard upper plate 1 are provided with triangulation chain 5, torque spring 6 are provided at the axis pin 3.
The axis pin 3 is fixed on the toeguard lower plate 2, is connected by the pin shaft hole 31 of 1 lower end of toeguard upper plate,
The toeguard lower plate 2 can be rotated along axis pin 180 degree.
Fig. 4 or Fig. 5 is please referred to, 31 lower section of the pin shaft hole is equipped with location hole 41,2 axis pin of toeguard lower plate, 3 lower section
Equipped with retaining spring bolt 4, the retaining spring bolt 4 can be automatically inserted into when the toeguard lower plate 2 is in vertical state
Location hole 41.
The torque spring 6 is mounted at 2 axis pin 3 of toeguard lower plate, provides the toeguard upper plate 1 and toeguard lower plate
Tension between 2 enables the toeguard to be opened automatically when opening, while can also play cushioning effect when elevator is run.
~ 3 are please referred to Fig.1, the toeguard lower plate 2 is provided with lockhole 51 corresponding with the triangulation chain 5, the triangulation chain
5 can fix toeguard lower plate 1 when the toeguard lower plate 2 rotates to 1 position of toeguard upper plate.
5 top of triangulation chain of the toeguard upper plate 1 is provided with microswitch 7, and the shaft bottom is examined equipped with lower limit
Slowdown monitoring switch（It is to draw in figure）, the microswitch 7 and the lower limit detection switch match, and elevator can be made to run to
Stop when lower limit detection switch, prevents toeguard from hitting pit.
Preferably, being equipped with swivel link device 8, including connecting rod 81, rotating plate 82 and rotating handle between the night bolt 4
84,81 both ends of the connecting rod are hinged with 4 end of night bolt, 82 end of rotating plate respectively, and the rotating plate 82 is pacified by rotary shaft 83
In the toeguard lower plate 2,83 turns can be revolved around rotary shaft, the rotating handle 84 is set at rotary shaft 83, solid with rotating plate 82
It connects, this device can be by rotating rotating handle 84, while controlling the opening and closing of night bolt, easy to operation.
The working method of the present embodiment is：In elevator normal operation, as described in Figure 3, toeguard is folded state, spats
Plate lower plate 2 is fixed on by triangulation chain 5 at toeguard upper plate 1, when it is desired to be used, opens triangulation chain 5, toeguard lower plate 2 is being turned round
It is automatically springed open under 6 tension force effect of power spring, toeguard lower plate 2 is rotated down around axis pin 3, when toeguard lower plate 2 rotates 180 °
When reaching vertical state, retaining spring bolt 4 is overlapped with location hole 41, and retaining spring bolt 4 is automatically inserted under the action of the spring
Into location hole 41, ensure toeguard lower plate 2 is reliably fixed and has certain compression strength, and toeguard lower plate 2 is complete at this time
Full open, elevator can be run up and down, but when elevator runs to certain depth, the lower limit detection switch for being located at pit detects
To the microswitch 7 positioned at toeguard upper plate 1, elevator is out of service, it is ensured that toeguard does not strike against pit.When need close spats
When plate, the rotating handle 84 on rotation swivel link device 8 extracts retaining spring bolt 4 by connecting rod 82, and bolt releases fixing shape
Toeguard lower plate 2 is flipped up 180 ° by state along axis pin, is fixed toeguard lower plate using triangulation chain and is completed to close.
Claims (8)
1. a kind of rotary folding type toeguard, it is characterised in that：Including toeguard upper plate and toeguard lower plate, on the toeguard
Plate is fixedly connected on cage bottom by mounting hole at its upper end, and the toeguard lower plate is linked in toeguard by axis pin
Upper plate is provided with triangulation chain on the toeguard upper plate, torque spring is provided at the axis pin.
2. a kind of rotary folding type toeguard according to claim 1, it is characterised in that：The axis pin is fixed on the shield
Sole lower plate, is connected by the pin shaft hole on the toeguard, and the toeguard lower plate can be rotated along axis pin 180 degree.
3. a kind of rotary folding type toeguard according to claim 1 or 2, it is characterised in that：The toeguard upper plate pin
It is equipped with location hole below axis, is equipped with retaining spring bolt below the toeguard lower plate axis pin, the retaining spring bolt can be
The toeguard lower plate is automatically inserted into location hole when being in vertical state.
4. a kind of rotary folding type toeguard according to claim 1 or 2, it is characterised in that：The torque spring installation
At toeguard lower plate axis pin, the tension between the toeguard upper plate and toeguard lower plate is provided.
5. a kind of rotary folding type toeguard according to claim 1, it is characterised in that：The toeguard lower plate is provided with
Lockhole corresponding with the triangulation chain, the triangulation chain can rotate to Board position on the toeguard in the toeguard lower plate
When fix toeguard lower plate.
6. a kind of rotary folding type toeguard according to claim 1, it is characterised in that：It is arranged on the toeguard upper plate
There are microswitch, the shaft bottom to be equipped with lower limit detection switch, the microswitch can be detected with the lower limit and be opened
Pass matches, and controls the start and stop of elevator.
7. a kind of rotary folding type toeguard according to claim 6, it is characterised in that：The microswitch is in toeguard
It closes and is covered by the toeguard lower plate when folding.
8. a kind of rotary folding type toeguard according to claim 3, it is characterised in that：It is set between the night bolt
There are swivel link device, including connecting rod, rotating plate and rotating handle, the connecting rod two end is hinged with bolt end, rotating plate end respectively, institute
It states rotating plate to be mounted on toeguard by rotary shaft, can be rotated around rotary shaft, the rotating handle is set at rotary shaft, solid with rotating plate
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810504645.7A CN108529407A (en) | 2018-05-24 | 2018-05-24 | A kind of rotary folding type toeguard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810504645.7A CN108529407A (en) | 2018-05-24 | 2018-05-24 | A kind of rotary folding type toeguard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108529407A true CN108529407A (en) | 2018-09-14 |
Family
ID=63471811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810504645.7A Pending CN108529407A (en) | 2018-05-24 | 2018-05-24 | A kind of rotary folding type toeguard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108529407A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114450245A (en) * | 2019-09-30 | 2022-05-06 | 因温特奥股份公司 | Elevator installation |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005121014A2 (en) * | 2004-06-07 | 2005-12-22 | Kone Corporation | Elevator arrangement |
| JP2006131338A (en) * | 2004-11-05 | 2006-05-25 | Mitsubishi Electric Corp | Buffer device for elevator |
| EP1914190A1 (en) * | 2006-10-20 | 2008-04-23 | Centoducati S.p.A. | Foldable apron for car of a lift system |
| CN201058781Y (en) * | 2007-06-01 | 2008-05-14 | 蒂森电梯有限公司 | Elevator shallow pit safety apparatus |
| CN102701057A (en) * | 2012-03-13 | 2012-10-03 | 西子奥的斯电梯有限公司 | Rotatable lift car toe guard |
| CN103896142A (en) * | 2014-04-04 | 2014-07-02 | 江南嘉捷电梯股份有限公司 | Rotatable lift car toe guard |
| CN205652950U (en) * | 2016-05-31 | 2016-10-19 | 西继迅达（许昌）电梯有限公司 | Elevator car structure that accident -proof removed |
| CN108059063A (en) * | 2017-12-29 | 2018-05-22 | 杭州西奥电梯有限公司 | A kind of foldable toe guard of elevator car |
| CN208279159U (en) * | 2018-05-24 | 2018-12-25 | 天奥电梯（中国）有限公司 | A kind of rotary folding type toeguard |
-
2018
- 2018-05-24 CN CN201810504645.7A patent/CN108529407A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005121014A2 (en) * | 2004-06-07 | 2005-12-22 | Kone Corporation | Elevator arrangement |
| JP2006131338A (en) * | 2004-11-05 | 2006-05-25 | Mitsubishi Electric Corp | Buffer device for elevator |
| EP1914190A1 (en) * | 2006-10-20 | 2008-04-23 | Centoducati S.p.A. | Foldable apron for car of a lift system |
| CN201058781Y (en) * | 2007-06-01 | 2008-05-14 | 蒂森电梯有限公司 | Elevator shallow pit safety apparatus |
| CN102701057A (en) * | 2012-03-13 | 2012-10-03 | 西子奥的斯电梯有限公司 | Rotatable lift car toe guard |
| CN103896142A (en) * | 2014-04-04 | 2014-07-02 | 江南嘉捷电梯股份有限公司 | Rotatable lift car toe guard |
| CN205652950U (en) * | 2016-05-31 | 2016-10-19 | 西继迅达（许昌）电梯有限公司 | Elevator car structure that accident -proof removed |
| CN108059063A (en) * | 2017-12-29 | 2018-05-22 | 杭州西奥电梯有限公司 | A kind of foldable toe guard of elevator car |
| CN208279159U (en) * | 2018-05-24 | 2018-12-25 | 天奥电梯（中国）有限公司 | A kind of rotary folding type toeguard |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114450245A (en) * | 2019-09-30 | 2022-05-06 | 因温特奥股份公司 | Elevator installation |
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