CN206842807U - A kind of synchronous door knife - Google Patents
A kind of synchronous door knife Download PDFInfo
- Publication number
- CN206842807U CN206842807U CN201720372134.5U CN201720372134U CN206842807U CN 206842807 U CN206842807 U CN 206842807U CN 201720372134 U CN201720372134 U CN 201720372134U CN 206842807 U CN206842807 U CN 206842807U
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- China
- Prior art keywords
- plate
- door
- bottom plate
- door knife
- knife bottom
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Abstract
The utility model discloses a kind of synchronous door knife, it mainly includes door knife bottom plate, door knife bottom plate front is provided with left blade and right blade, also include upper connecting rod and the lower link being connected with left blade and right blade, the left blade upper vertical is fixed with driving c-type plate, and the solution lock ball rolled in driving c-type plate is provided with c-type plate；Door knife bottom plate reverse side is hinged with L-type rocker device, the lower end of the rocker device is hinged with door knife bottom plate, the rocker device top is provided with upper limit ball, also include solution locking plate, it is hinged in the middle part of the solution locking plate with door knife bottom plate and forms the centre of gyration, the unblock ball center is connected with solution locking plate upper one end, the solution locking plate top other end sets limited location kidney slot, the spacing ball is stretched into spacing kidney slot, this synchronous door knife is applied to elevator normal switch door, level position is saved oneself, situations such as non-level position prevents from opening the door, and with simple in construction, it is convenient for installation and maintenance, the advantages of potential safety hazard can be prevented.
Description
Technical field
Elevator technology field is the utility model is related to, more particularly to a kind of synchronous door knife.
Background technology
Transport facility of the elevator as vertical direction, set as important building in skyscraper and public place
It is standby and indispensable, at present, a cutter mechanism is fitted with the door lifter of elevator cage door, door is installed on layer door accordingly
Ball, when door cutter mechanism clamps croquet, door lifter can then drive layer door together switch gate, so as to ensure that elevator operationally
Safety, and current door knife, when in use, the component of composition door knife is more for structure, and installation is relatively complicated with using, and is carrying out door
Knife needs to consider more interference problem when design, so as to improve the difficulty of design and cycle, and at actual group
Also relatively complicated in adjustment examination, the cycle is longer, and cost is higher.
Utility model content
The technical problem that the utility model solves is to provide a kind of a kind of simple in construction, the convenient synchronous door knife of debugging.
Technical scheme is used by the utility model solves its technical problem：A kind of synchronous door knife, including installed in door
Door knife bottom plate on machine, the door knife bottom plate front is provided with left blade and right blade, in addition to upper connecting rod and lower link, described
Upper connecting rod both ends are hinged with left blade and right blade respectively, and lower link both ends are hinged with left blade and right blade respectively, upper connecting rod
It is hinged with the middle part of lower link with door knife bottom plate, the left blade upper vertical is fixed with driving c-type plate, is provided with c-type plate
The solution lock ball rolled in driving c-type plate；
The door knife bottom plate reverse side is hinged with L-type rocker device, and lower end and the door knife bottom plate of the rocker device are hinged, institute
State rocker device top and be provided with upper limit ball, in addition to solution locking plate, the solution locking plate bottom is arc shape, in the solution locking plate
Portion is hinged with rocker device and forms the centre of gyration, and the unblock ball center is connected with solution locking plate upper one end, on the solution locking plate
Portion's other end sets limited location kidney slot, and the spacing ball is stretched into spacing kidney slot；
Also include the latch hook being hinged with door knife bottom plate and the hook fastened with lock on door machine plate, the latch hook
Below solution locking plate, when solving locking plate rotation, latch hook can be pushed, realizes lifting for latch hook；
Also include the resetting-mechanism being connected with solution locking plate.
It is further：Also include the dead point mechanism being hinged on a knife bottom plate, the dead point mechanism is located at upper limit ball
Top, the deep-slotted chip breaker being engaged with upper limit ball is provided with the mechanism of dead point.
It is further：Also include door lock extension spring, described door lock extension spring one end is fixed on a knife bottom plate, door lock extension spring
The other end is located at one end on door knife bottom plate with latch hook and is connected.
It is further：The door knife bottom plate side is provided with yielding rubber, the used bolt of yielding rubber and door knife
Bottom plate connects, and is provided with projecting block on the latch hook, the yielding rubber is located between projecting block and door knife bottom plate.
It is further：The door knife bottom plate is additionally provided with artificial rescue mechanism, the artificial rescue machine in latch hook side
Structure includes the manual release plate being hinged with door knife bottom plate side, and manual release plate one end is connected with rescue rope, described to save on rope
Reseting pressuring spring is arranged with, the upper end of the reseting pressuring spring is fixed on rescue rope, in addition to is fixed on a knife bottom plate side and is located at
Stage clip limiting plate below stage clip, the through hole passed through for rescue rope is provided with the stage clip limiting plate, and the reseting pressuring spring is another
One end contacts with stage clip limiting plate.
The beneficial effects of the utility model are：Synchronous door knife of the present utility model is applied to elevator normal switch door, flat bed
Situations such as position is saved oneself, non-level position prevents from opening the door, and with simple in construction, it is convenient for installation and maintenance, potential safety hazard can be prevented
The advantages of.
Brief description of the drawings
Fig. 1 is synchronous door knife front view.
Fig. 2 is synchronous knife view behind the door.
Fig. 3 is synchronous knife door door opening state front view.
Fig. 4 is door opening state rearview.
Fig. 5 is emergent door state front view.
Fig. 6 is synchronous door knife axonometric drawing.
Fig. 7 is solution locking plate schematic diagram.
Fig. 8 is rocker device schematic diagram.
Fig. 9 is dead point structural scheme of mechanism.
In figure mark for：Door knife bottom plate 1, left blade 2, right blade 3, upper connecting rod 4, lower link 5, driving c-type plate 6, unblock
Ball 7, rocker device 8, upper limit ball 9, solution locking plate 10, the centre of gyration 11, spacing kidney slot 12, latch hook 13, hook 14, dead point machine
Structure 15, deep-slotted chip breaker 16, door lock extension spring 17, yielding rubber 18, manual release plate 19, rescue rope 20, reseting pressuring spring 21, stage clip are spacing
Plate 22, a knife plate 23, bar 24 of returning sword, stage clip 25 of returning sword, limited block 26, croquet 27.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and detailed description.
A kind of synchronous door knife as depicted, including the door knife bottom plate 1 on door machine, the front of door knife bottom plate 1
Be provided with left blade 2 and right blade 3, in addition to upper connecting rod 4 and lower link 5, the both ends of upper connecting rod 4 respectively with left blade 2 and
Right blade 3 is be hinged, and the both ends of lower link 5 are be hinged with left blade 2 and right blade 3 respectively, the middle part and door of upper connecting rod 4 and lower link 5
Knife bottom plate 1 is be hinged, and the left upper vertical of blade 2 is fixed with driving c-type plate 6, is provided with c-type plate and is rolled in driving c-type plate 6
Dynamic solution lock ball 7, on the one hand noise can be reduced by solving the rolling movement of lock ball 7, while can also reduce the loss of solution lock ball 7, be increased
Add the service life of solution lock ball 7；
The reverse side of door knife bottom plate 1 is hinged with L-type rocker device 8, and lower end and the door knife bottom plate 1 of the rocker device 8 are cut with scissors
Connecing, the top of rocker device 8 is provided with upper limit ball 9, in addition to solution locking plate 10, and solution locking plate 10 bottom is arc shape,
Department's knife bottom plate 1 is be hinged in the solution locking plate 10 forms the centre of gyration 11, the solution center of lock ball 7 and the solution upper one end of locking plate 10
Connection, the top other end of solution locking plate 10 set limited location kidney slot 12, and the spacing ball is stretched into spacing kidney slot 12；
Also include the latch hook 13 being hinged with door knife bottom plate 1 and the hook 14 fastened with lock on door machine plate, institute
Latch hook 13 is stated positioned at solution locking plate 10 lower section, when solving locking plate 10 and rotating, latch hook 13 can be pushed, realize latch hook 13 lift and under
Fall；
Also include the resetting-mechanism being connected with solution locking plate 10；
The resetting-mechanism includes bar 24 of returning sword, and the bottom of bar 24 of returning sword is arranged with stage clip 25 of returning sword, returned sword on bar 24
Pressure is provided with limited block 26, and the upper end of the stage clip 25 of returning sword contacts with limited block 26, the lower end for stage clip 25 of returning sword and bar 24 of returning sword
Bottom is fixedly connected, and the both sides of the limited block 26 are bolted on a knife bottom plate 1；
Above-mentioned synchronous door knife operation principle is：When car moves to flat layered structures, croquet 27 is stuck in left blade 2 and right knife
Between piece 3, left blade 2 or right blade 3 is driven to move out, so as to drive upper connecting rod 4 and lower link 5 to turn clockwise
It is dynamic so that left blade 2 moves upwards, and the driving c-type plate 6 on left blade 2 moves upwards, so as to drive solution lock ball 7 in driving c-type
Rolled in plate 6, the solution locking plate 10 being now connected with solution lock ball 7 rotates around the centre of gyration 11 so that solution locking plate 10 bottom pushes lock
Hook 13, spacing ball and kidney slot top are tangent, as shown in Figure 3 so that the front end of latch hook 13 upwarps, so as to realize and link up with 14 solution
Lock so that gate can be opened safely；When car moves to non-flat layered structures, stage clip reset strap dynamic pressure bar in resetting-mechanism to
Lower motion, so that solution locking plate 10 turns round around the centre of gyration 11, solution locking plate 10 bottom is lifted, spacing ball and kidney slot bottom phase
Cut, position-limiting action is realized to the motion path for solving locking plate 10, because the pin joint of latch hook 13 is not in central point, latch hook 13 is remote
Door knife bottom plate 1 is stretched out in pin joint side, thus after solution locking plate 10 bottom is lifted, because of Action of Gravity Field, the revolution of latch hook 13 and hook
14 fasten again, and buckling state is as shown in Fig. 2 resume waiting for next unblock.
As shown in figure 5, when door machine is in level position, when people takes off in car outside the OR gate Room, door knife is by one
Layback moves, and now the croquet 27 between left tool arm and right tool arm collides, and croquet 27 gives left tool arm or right tool arm one opposite force,
So that left tool arm or right tool arm move out, so as to drive upper connecting rod 4 and lower link 5 to rotate clockwise so that left knife
Piece 2 is moved upwards, and unblock operation is realized in the driving by solving locking plate 10 so that trapped personnel realization is saved oneself or he rescues, when door machine
When being in non-level position, due to croquet 27 being not present between left tool arm and right tool arm so that take off gate even if interior, left tool arm and
Right tool arm will not be driven by external force, so as to realize a knife unblock so that and in non-leveling zone, car door can not be opened, from
And prevent personnel in car and take off door in non-level position to fall the potential safety hazard of hoistway.
Structure is optimized for such a setting, have it is simple in construction, it is convenient for installation and maintenance, the excellent of potential safety hazard can be prevented
Point.
On the basis of the above, in addition to the dead point mechanism 15 that is hinged on a knife bottom plate 1, the dead point mechanism 15 is positioned at upper
Above spacing ball 9, the deep-slotted chip breaker 16 being engaged with upper limit ball 9, when being in unlocking condition, arc are provided with dead point mechanism 15
Shape groove 16 is located at the top of upper limit ball 9, and because of Action of Gravity Field, dead point mechanism 15 is fallen around pin joint so that deep-slotted chip breaker 16 is pressed in
On spacing ball 9 so that spacing ball can not move, so that rocker device 8 can not move, because one end of rocker device 8 is supported
Firmly drive below C-shaped channel so that left blade 2 can not fall after rise, thus thus promote latch hook 13 to be constantly in tilting state, protect
Stability during its enabling is demonstrate,proved, when locking-in state to be returned to, has the knife plate 23 installed in synchronous knife portion outdoors to drive dead point
Lifted in mechanism 15 so that synchronous knife door can smoothly return to locking-in state.
On the basis of the above, in addition to door lock extension spring 17, described one end of door lock extension spring 17 are fixed on a knife bottom plate 1, door
The other end of lock extension spring 17 is located at one end on door knife bottom plate 1 with latch hook 13 and is connected, and the door lock extension spring 17 provides one to latch hook 13
Fastening force, prevent latch hook 13 from being rotated by some external force.
On the basis of the above, the side of door knife bottom plate 1 is provided with yielding rubber 18, the 18 used bolt of yielding rubber
It is connected with door knife bottom plate 1, projecting block is provided with the latch hook 13, the yielding rubber 18 is located at projecting block and door knife bottom plate 1
Between, when door knife is in the state of latching, the projecting block of latch hook 13 contacts with yielding rubber 18, has slowed down the lower reduction of speed of latch hook 13
Degree, the sound collided so as to reduce latch hook 13 with solving locking plate 10, because yielding rubber 18 is bolted, therefore can pass through
Swivel bolt changes the outreach of yielding rubber 18.
On the basis of the above, the door knife bottom plate 1 is additionally provided with artificial rescue mechanism, the artificial solution in the side of latch hook 13
The manual release plate 19 that mechanism includes being hinged with the side of door knife bottom plate 1 is rescued, the one end of manual release plate 19 is connected with rescue rope 20, institute
State and reseting pressuring spring 21 is arranged with rescue rope 20, the upper end of the reseting pressuring spring 21 is fixed on rescue rope 20, in addition to is fixed
It is located at the stage clip limiting plate 22 below stage clip in the side of door knife bottom plate 1, is provided with the stage clip limiting plate 22 for rescue rope 20
The through hole passed through, the other end of reseting pressuring spring 21 contact with stage clip limiting plate 22, need to carry out manually when situation occurs in door knife
During unblock, rescue rope 20 can be pulled, tilts artificial one end of unlocking board 19, driven latch hook 13 to upwarp realization unblock, work as relieving
During rescue rope 20, reseting pressuring spring 21 resets, and rope is fallen, and manual release plate 19 resets, and latch hook 13 drops down onto locking-in state again.
Particular embodiments described above, the purpose of this utility model, technical scheme and beneficial effect are carried out to enter one
Step describes in detail, should be understood that and the foregoing is only specific embodiment of the utility model, is not limited to this
Utility model, it is all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements done etc., it all should wrap
It is contained within the scope of protection of the utility model.
Claims (5)
1. a kind of synchronous door knife, including the door knife bottom plate (1) on door machine, it is characterised in that：The door knife bottom plate (1) is just
Face is provided with left blade (2) and right blade (3), in addition to upper connecting rod (4) and lower link (5), upper connecting rod (4) the both ends difference
Be hinged with left blade (2) and right blade (3), lower link (5) both ends are be hinged with left blade (2) and right blade (3) respectively, upper connecting rod
(4) it is hinged with the middle part of lower link (5) with door knife bottom plate (1), left blade (2) upper vertical is fixed with driving c-type plate
(6) the solution lock ball (7) rolled in driving c-type plate (6), is provided with c-type plate；
Door knife bottom plate (1) reverse side is hinged with L-type rocker device (8), lower end and the door knife bottom plate of the rocker device (8)
(1) it is hinged, rocker device (8) top is provided with upper limit ball (9), in addition to solution locking plate (10), the solution locking plate (10)
Bottom is arc shape, is hinged in the middle part of the solution locking plate (10) with rocker device (8) and forms the centre of gyration (11), the solution lock ball
(7) center and solution locking plate (10) upper one end riveting, solution locking plate (10) top other end set limited location kidney slot (12),
The spacing ball is stretched into spacing kidney slot (12)；
Also include the latch hook (13) being hinged with door knife bottom plate (1) and the hook (14) fastened with lock on door machine plate,
The latch hook (13) when solving locking plate (10) rotation, can push latch hook (13), realize latch hook below solution locking plate (10)
(13) lift；
Also include the resetting-mechanism being connected with solution locking plate (10).
A kind of 2. synchronous door knife as claimed in claim 1, it is characterised in that：It is also dead on a knife bottom plate (1) including being hinged on
Point mechanism (15), the dead point mechanism (15) are located above upper limit ball (9), are provided with and upper limit ball in dead point mechanism (15)
(9) deep-slotted chip breaker (16) being engaged.
A kind of 3. synchronous door knife as claimed in claim 1, it is characterised in that：Also include door lock extension spring (17), the door lock is drawn
Spring (17) one end is fixed on a knife bottom plate (1), and the other end of door lock extension spring (17) is connected with latch hook (13).
A kind of 4. synchronous door knife as claimed in claim 1, it is characterised in that：Door knife bottom plate (1) side is provided with buffering
Rubber (18), the used bolt of the yielding rubber (18) are connected with door knife bottom plate (1), and protrusion is provided with the latch hook (13)
Block, the yielding rubber (18) are located between projecting block and door knife bottom plate (1).
A kind of 5. synchronous door knife as claimed in claim 1, it is characterised in that：The door knife bottom plate (1) is in latch hook (13) side
Artificial rescue mechanism is additionally provided with, the artificial rescue mechanism includes the manual release plate being hinged with door knife bottom plate (1) side
(19), manual release plate (19) one end is connected with rescue rope (20), and reseting pressuring spring (21), institute are arranged with the rescue rope (20)
The upper end for stating reseting pressuring spring (21) is fixed on rescue rope (20), in addition to is fixed on knife bottom plate (1) side and is located under stage clip
The stage clip limiting plate (22) of side, the through hole passed through for rescue rope (20), the reset are provided with the stage clip limiting plate (22)
Stage clip (21) other end contacts with stage clip limiting plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720372134.5U CN206842807U (en) | 2017-04-11 | 2017-04-11 | A kind of synchronous door knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720372134.5U CN206842807U (en) | 2017-04-11 | 2017-04-11 | A kind of synchronous door knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206842807U true CN206842807U (en) | 2018-01-05 |
Family
ID=60791791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720372134.5U Expired - Fee Related CN206842807U (en) | 2017-04-11 | 2017-04-11 | A kind of synchronous door knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206842807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879143A (en) * | 2019-04-09 | 2019-06-14 | 西继迅达（许昌）电梯有限公司 | Elevator car door system and its door knife with enabling limits device |
-
2017
- 2017-04-11 CN CN201720372134.5U patent/CN206842807U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879143A (en) * | 2019-04-09 | 2019-06-14 | 西继迅达（许昌）电梯有限公司 | Elevator car door system and its door knife with enabling limits device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180105 |