CN105129581B - A kind of elevator door knife component - Google Patents
A kind of elevator door knife component Download PDFInfo
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- CN105129581B CN105129581B CN201510697867.1A CN201510697867A CN105129581B CN 105129581 B CN105129581 B CN 105129581B CN 201510697867 A CN201510697867 A CN 201510697867A CN 105129581 B CN105129581 B CN 105129581B
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- Prior art keywords
- contact
- connecting shaft
- tool arm
- base plate
- elevator door
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Abstract
The invention provides a kind of elevator door knife component, including base plate, left tool arm, right tool arm, upper connecting rod, lower link, the upper connecting rod and the lower link two ends are flexibly connected with the left tool arm and right tool arm respectively, base plate is provided with contact assembly, the contact assembly includes contact stem, contact, the contact stem is made up of two sections of first contact stems for bending at an angle and the second contact stem, first contact stem right-hand member is fixed on the base plate, second contact stem upper end is provided with contact, contact direction level is to the right, it is made up of the contact of two or more genesis analysis, each described contact is made up of nuts and bolt, bolt sleeve is on nut.The beneficial effects of the invention are as follows：Contact assembly is fixed on base plate, the opening and closing for realizing switch contacts is moved left and right by base plate, the shearing force that switch contacts rotating open-close is produced before successfully overcoming.
Description
Technical field
The present invention relates to mechanical field, more particularly to a kind of elevator door knife component.
Background technology
With the fast development of science and technology and increasing for architecture storey, elevator application in daily life is more and more frequent,
Used as a kind of upper vehicles downstairs, it is closely related in the safety for taking a lift with people, and this causes that society wants to elevator
Ask more and more stricter.The important component that elevator door knife is switched as control elevator door, it is played in the routine work of elevator
Important function.
Conventional door knife includes synchronous door knife and asynchronous door knife two types, and synchronous door knife is first to realize gripping layer by door knife
The action of door linkage croquet, then gate and another the rising of layer door are linked；Asynchronous door knife be then it is simultaneously mobile with gate, gate with
Before layer door linkage, gate will typically get ahead certain stroke.
Due to before gate and layer door linkage, gate will typically get ahead certain stroke asynchronous door knife, in car door lock design
On have two ways.A kind of mode is the suspension member that the swivel hook of car door lock is arranged on gate, being moved with gate and moved,
Stay hook is arranged on door machine crossbeam, and the tripper of car door lock is arranged on the suspension member of layer door, and tripper is with layer door
Move and move.Another way is that car door lock swivel hook is arranged on door machine crossbeam not moved with gate and moved, fixed
Hook is arranged on the suspension member of gate, and stay hook is moved with the movement of gate, and tripper is installed on layer door upper sill frame, is solved
Locking device is not moved with layer door movement.
Existing asynchronous door knife generally existing contact assembly uses rotation mode, so meeting during disconnection
The bolt on contact is caused to afford the shearing force of vertical direction when extracted so that contact is easily damaged.
Such as notification number for the Chinese patent of CN202321898U discloses a kind of elevator door knife, including door knife base plate and switch
Plug, on-off plug is installed on a mounting board, and installing plate lower section is provided with screens block, and door knife base plate is provided with door lock device and door lock
Device, door lock device includes two tool arms and the plastic fastening between being used to connect tool arm, and door knife and door lock are wholely set, no
It is only convenient and practical and economical safer.But its contact extracts mode and is still rotation, and contact is easily damaged.
And for example notification number discloses a kind of elevator door knife, including base plate, left-hand door knife for the Chinese patent of CN203545415U
Piece, right door blade, coupling assembly, transmission component, swing arm unit, wherein the left-hand door blade and right door blade are vertically set on institute
Base plate both sides are stated, the left-hand door blade is connected with right door blade lower section by coupling assembly, and top is connected by transmission component activity
Connect, base plate is provided with locating piece and fixed plate, swing arm unit includes swing arm, location-plate, latch hook, swing arm, location-plate and latch hook
End is overlapped and is connected with fixed plate by stage clip, and the location-plate other end is fixed on transmission component and left-hand door blade junction.Should
The features such as elevator door knife has simple structure, flexible in operation, security system high, but its contact extracts mode and is still rotation,
Contact is easily damaged.
The content of the invention
Postpone to overcome elevator door knife switch trigger present in prior art and latch hook operation to exist, influence elevator makes
The problems such as using effect, the invention provides a kind of elevator door knife component, including base plate, left tool arm, right tool arm, upper connecting rod, lower company
Bar, the upper connecting rod and the lower link two ends are flexibly connected with the left tool arm and right tool arm respectively, and base plate is provided with contact
Component, the contact assembly includes contact stem, contact, the contact stem by two sections of first contact stems for bending at an angle and
Second contact stem is constituted, and the first contact stem right-hand member is fixed on the base plate, and the second contact stem upper end is provided with contact, contact direction
Level to the right, is made up of the contact of two or more genesis analysis, and each described contact is made up of nuts and bolt, and bolt sleeve is in spiral shell
On mother.
Preferably, the base plate is provided with the upper connecting hole and lower connecting hole being arranged above and below, and the upper connecting rod passes through first
Connecting shaft is movably attached on the upper connecting hole, and the lower link is movably attached to the lower connecting hole by the second connecting shaft
On.
Preferably, the upper connecting rod two ends are movably connected with the left tool arm and the right tool arm, the lower company
Bar two ends are movably connected with the left tool arm and the right tool arm.
Preferably, the upper connecting rod connects the left tool arm by the 3rd connecting shaft, connects described by the 4th connecting shaft
Right tool arm；The lower link connects the left tool arm by the 5th connecting shaft, and the right tool arm is connected by the 6th connecting shaft.
Preferably, second connecting shaft, the 4th connecting shaft and one end is provided with circlip for shaft in the 6th connecting shaft,
The circlip for shaft is arranged on the outermost of connecting shaft.
It is preferably located at and push rod is also fixedly connected with the first connecting shaft of base plate reverse side, push rod can be with the first connecting shaft
Rotate, push rod is provided with the cylindrical boss parallel with the first connecting shaft.
Preferably, the base plate is provided with location hole with the cylindrical boss corresponding position, and the location hole is circular arc
Shape, its circular arc center of circle is overlapped with the intersection point of the first connecting shaft and base plate, and the cylindrical boss is enclosed within the location hole, is being pushed away
When bar rotates, round boss can be moved along the arching trajectory on location hole, and movable end is additionally provided with disk roller on push rod.
Preferably, also including spring assembly, described spring assembly one end is connected on the base plate by the 7th connecting shaft,
The other end is connected on the right tool arm by the 8th connecting shaft, and spring assembly is located at the first connecting shaft and the second connecting shaft
Centre position.
Preferably, it is cased with bearing in first connecting shaft and second connecting shaft.
Preferably, the 3rd connecting shaft and the 5th connecting shaft are provided with plain cushion near the base plate side.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) contact assembly is fixed on base plate, by the opening and closing for realizing switch contacts that moves left and right of base plate, success gram
The shearing force that switch contacts rotating open-close is produced before clothes；
(2) spring assembly is provided with, its one end connecting bottom board, the other end connects right tool arm, is risen during layer door opening and closing
To the effect of balance layer croquet resistance, when complete layer door is closed, can control left tool arm and right tool arm is returned to origin-location, it is real
Existing sealed operation；
Upper connecting rod and push rod are connected with (3) first connecting shafts, can effectively by system for unlocking and layer croquet control system
Combine, two systems are acted accordingly all in accordance with the rotation of the first connecting shaft, so as to ensure that a knife in control
Uniformity when layer door is opened and closed.
Brief description of the drawings
Fig. 1 is the present invention preferably three-dimensional structure diagram；
Fig. 2 is the present invention preferably door knife front view one；
Fig. 3 is the present invention preferably A-A sectional views of door knife front view one；
Fig. 4 is the present invention preferably door knife fragmentary front view two；
Fig. 5 is the present invention preferably push rod front view.
Description of reference numerals：
1st, base plate；2nd, left tool arm；21st, left protuberance；3rd, right tool arm；31st, right protuberance；4th, upper connecting rod；5th, lower link；
61st, the first connecting shaft；62nd, the second connecting shaft；63rd, the 3rd connecting shaft；64th, the 4th connecting shaft；65th, the 5th connecting shaft；66th, the 6th
Connecting shaft；67th, the 7th connecting shaft；68th, the 8th connecting shaft；7th, contact assembly；71st, contact stem；72nd, contact；711st, the first contact
Bar；712nd, the second contact stem；721st, nut；722nd, bolt；8th, push rod；81st, cylindrical boss；82nd, disk roller；83rd, connecting hole；
91st, circlip for shaft；92nd, bearing；93rd, plain cushion；11st, location hole；12nd, spring assembly.
Specific embodiment
Below in conjunction with drawings and Examples, the present invention will be described in further detail.It should be appreciated that described herein
Specific embodiment is only used to explain the present invention, is not intended to limit the present invention.
A kind of elevator door knife component, including base plate 1, left tool arm 2, right tool arm 3, upper connecting rod 4, lower connection 5, the base plate 1
The upper connecting hole and lower connecting hole being arranged above and below are provided with, the upper connecting rod 4 is movably attached to described by the first connecting shaft 61
On upper connecting hole, the lower link 5 is movably attached on the lower connecting hole by the second connecting shaft 62,4 liang of the upper connecting rod
End is movably connected with the left tool arm 2 and the right tool arm 3, and the two ends of the lower link 5 are movably connected with described
On left tool arm 2 and the right tool arm 3.Contact assembly is fixed on base plate, switch contacts are realized by moving left and right for base plate
Opening and closing, before successfully overcoming switch contacts rotating open-close produce shearing force.
Base plate 1 is provided with contact assembly 7, and the contact assembly 7 includes contact stem 71, contact 72, the contact stem 71 by
Two sections of first contact stems 711 for bending at an angle and the second contact stem 712 are constituted, preferably 90 degree of angle, the first contact stem
711 right-hand members are fixed on the base plate 1, and the upper end of the second contact stem 712 is provided with contact 72, the direction level of contact 72 to the right, by two
The contact composition of individual above genesis analysis, each described contact is made up of nut 721 and bolt 722, and bolt 722 is enclosed within nut
On 721.
The upper connecting rod 4 connects the left tool arm 2 by the 3rd connecting shaft 63, and the right side is connected by the 4th connecting shaft 64
Tool arm 3；The lower link 5 connects the left tool arm 2 by the 5th connecting shaft 65, and the right tool arm is connected by the 6th connecting shaft
3.Second connecting shaft, the 4th connecting shaft and one end is provided with circlip for shaft 91, the axle bullet in the 6th connecting shaft
Property back-up ring 91 be arranged on the outermost of connecting shaft, its material is stainless steel, can play the effect of fixed connecting rod.
Push rod 8 is also fixedly connected with the first connecting shaft 61 of the reverse side of base plate 1, push rod 8 can be with the first connecting shaft 61
Rotate, push rod 8 is provided with the cylindrical boss 81 parallel with the first connecting shaft 61, and base plate 1 is corresponding with the cylindrical boss 81
Location hole 11 is provided with position, the location hole 11 is circular arc, its circular arc center of circle and the first connecting shaft 61 and the intersection point of base plate 1
Overlap, the cylindrical boss 81 is enclosed within the location hole 11, and when push rod 8 rotates, round boss 81 can be along location hole 11
On arching trajectory motion, movable end is additionally provided with disk roller 82 on push rod 8.
Also include spring assembly 12, the one end of the spring assembly 12 is connected on the base plate 1 by the 7th connecting shaft 67,
The other end is connected on the right tool arm 3 by the 8th connecting shaft 68, and spring assembly 12 is located at the first connecting shaft 61 and the
The centre position of two connecting shaft 62.Play a part of balance layer croquet resistance during layer door opening and closing, closed in complete layer door
When, can control left tool arm and right tool arm is returned to origin-location, realize sealed operation.
It is cased with bearing 92 in first connecting shaft 61 and second connecting shaft 62, the 3rd connecting shaft 63 and described
5th connecting shaft 65 is provided with plain cushion 93 near the side of the base plate 1.
The left tool arm 2 is provided with two left protuberances 21 being distributed up and down, and the upper connecting rod 4 and lower link 5 connect respectively
It is connected on two left protuberances 21, the right tool arm 3 is provided with three right protuberances 31 being distributed up and down, the upper connecting rod
4th, the spring assembly 12 and lower link 5 are connected on three right protuberances 31；Closed in the contact assembly 7
When, the described right protuberance 31 and the vertical range of the 7th connecting shaft 67 of the spring assembly connection are the left tool arms 2
With 1.5~2.5 times of the horizontal range of right tool arm 3, the preferably angle between 2 times, with left and right tool arm is 5~30 °, preferably
10°；When contact assembly 7 disconnects, the described right protuberance 31 of spring assembly connection and hanging down for the 7th connecting shaft 67
Straight distance is 1~2 times of the left tool arm 2 and the horizontal range of right tool arm 3, the preferably folder between 1.5 times, with left and right tool arm
15-45 ° of angle, preferably 20 °.
The present invention preferably push rod front view is illustrated in figure 5, push rod 8 is overall S-type, downside and the left and right sides are straight line
Type, both sides straight line is vertical with bottom straight line, and upper end is shaped form, is sequentially provided with disk roller 82, circular cylindrical projection on push rod 8 from top to bottom
Platform 81 and connecting hole 83, disk roller 82, cylindrical boss 81 and connecting hole 83 are point-blank distributed, connecting hole 83 be fixed on
In first connecting shaft 61.Upper connecting rod and push rod are connected with first connecting shaft, effectively can be controlled system for unlocking and layer croquet
System combines, and two systems are acted accordingly all in accordance with the rotation of the first connecting shaft, so as to ensure that a knife exists
Uniformity during key-course door opening and closing.
During normal work, base plate 1 is fixed on gate inner side, and when car is in level position, layer croquet is located at left tool arm
And right tool arm between, gate is moved to enabling direction, drives door knife to left movement, and contact assembly 7 disconnects, when layer croquet and right knife
During arm contact, further moving to left for right tool arm can be prevented, now right tool arm can be moved upwards, due between left tool arm and right tool arm
Connected using connecting rod, left tool arm can moved beneath to the left, while push rod is moved clockwise, drive round boss along positioning
Unblock operation is realized to left movement in hole direction；Right tool arm drives layer croquet to left movement, so as to layer door be opened.
When closed layer door is wanted, gate is moved right, and layer croquet is moved right under the drive of left tool arm 2, and drives institute
Layer door is stated to be moved to direction is closed；After completing to close, under the return action of spring assembly, right tool arm 3 moves band to left down
The left tool arm 2 upper direction to the right is moved, contact assembly is realized engaging to left movement, and push rod is moved counterclockwise, is driven
Round boss is moved right along location hole direction, realizes sealed operation, the closing of complete layer door.
In another preferred embodiment, the first connecting shaft 61 is connected by special-shaped contiguous block with left tool arm 2, special-shaped contiguous block with
Connection is rotated between first connecting shaft 61, left tool arm 2, a bayonet socket is provided with special-shaped contiguous block, can be by controlling cylindrical bump
To control the push rod to rotate.
In another preferred embodiment, the two ends of spring assembly 12 can respectively connect left tool arm 2 and right tool arm 3, tie point difference
It is the 6th connecting shaft and the 7th connecting shaft, when the contact assembly 7 is closed, the vertical range of the 6th connecting shaft is horizontal range
2-4 times, the preferably angle between 3 times, with left and right tool arm is 5~15 °, preferably 7 °；When contact assembly 7 disconnects, the 6th connects
The vertical range of spindle is 1.5-3 times of horizontal range, and preferably the angle between 2 times, with left and right tool arm is 5~25 °, preferably
12°。
Described above has shown and described the preferred embodiments of the present invention, as previously described, it should be understood that not office of the invention
Be limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and can be used for various other combinations, modification and
Environment, and can be changed by the technology or knowledge of above-mentioned teaching or association area in invention contemplated scope described herein
It is dynamic.And the change and change that those skilled in the art are carried out do not depart from the spirit and scope of the present invention, then all should be appended by the present invention
In scope of the claims.
Claims (10)
1. a kind of elevator door knife component, including base plate (1), left tool arm (2), right tool arm (3), upper connecting rod (4), lower link (5), institute
State upper connecting rod (4) and the lower link (5) two ends to be flexibly connected with the left tool arm (2) and right tool arm (3) respectively, its feature exists
In, contact assembly (7) is fixed with base plate (1), the contact assembly (7) includes contact stem (71), contact (72), described to touch
Head rod (71) is made up of two sections of first contact stems (711) for bending at an angle and the second contact stem (712), the first contact stem
(711) right-hand member is fixed on the base plate (1), and the second contact stem (712) upper end is provided with contact (72), contact (72) direction level
To the right, it is made up of the contact of two or more genesis analysis, each described contact is made up of nut (721) and bolt (722), bolt
(722) it is enclosed within nut (721).
2. a kind of elevator door knife component as claimed in claim 1, it is characterised in that the base plate (1) is provided with and is arranged above and below
Upper connecting hole and lower connecting hole, the upper connecting rod (4) is movably attached on the upper connecting hole by the first connecting shaft (61),
The lower link (5) is movably attached on the lower connecting hole by the second connecting shaft (62).
3. a kind of elevator door knife component as claimed in claim 2, it is characterised in that upper connecting rod (4) two ends activity respectively
It is connected on the left tool arm (2) and the right tool arm (3), lower link (5) two ends are movably connected with the left knife
On arm (2) and the right tool arm (3).
4. a kind of elevator door knife component as claimed in claim 3, it is characterised in that the upper connecting rod (4) is by the 3rd connection
Axle (63) connects the left tool arm (2), and the right tool arm (3) is connected by the 4th connecting shaft (64)；The lower link (5) passes through
5th connecting shaft (65) connects the left tool arm (2), and the right tool arm (3) is connected by the 6th connecting shaft (66).
5. a kind of elevator door knife component as claimed in claim 4, it is characterised in that second connecting shaft (62), the 4th connect
One end is provided with circlip for shaft (91) in spindle (64) and the 6th connecting shaft (66), and the circlip for shaft (91) is installed
In the outermost of connecting shaft.
6. a kind of elevator door knife component as claimed in claim 5, it is characterised in that positioned at first connection of base plate (1) reverse side
Push rod (8) is also fixedly connected with axle (61), push rod (8) can be rotated with the first connecting shaft (61), and push rod (8) is provided with and first
The parallel cylindrical boss (81) of connecting shaft (61).
7. a kind of elevator door knife component as claimed in claim 6, it is characterised in that the base plate (1) and the circular cylindrical projection
Platform (81) corresponding position is provided with location hole (11), and the location hole (11) is circular arc, its circular arc center of circle and the first connecting shaft
(61) overlapped with the intersection point of base plate (1), the cylindrical boss (81) is enclosed within the location hole (11), in push rod (8) rotation
When, round boss (81) can be moved along the arching trajectory on location hole (11), and movable end is additionally provided with disk roller (82) on push rod (8).
8. a kind of elevator door knife component as claimed in claim 7, it is characterised in that also including spring assembly (12), the bullet
Spring component (12) one end is connected on the base plate (1) by the 7th connecting shaft (67), and the other end passes through the 8th connecting shaft (68)
It is connected on the right tool arm (3), spring assembly (12) is positioned at the first connecting shaft (61) and the second connecting shaft (62) centre position.
9. a kind of elevator door knife component as claimed in claim 8, it is characterised in that first connecting shaft (61) and described the
Bearing (92) is cased with two connecting shafts (62).
10. a kind of elevator door knife component as claimed in claim 8, it is characterised in that the 3rd connecting shaft (63) and described
5th connecting shaft (65) is provided with plain cushion (93) near the base plate (1) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510697867.1A CN105129581B (en) | 2015-08-21 | 2015-10-23 | A kind of elevator door knife component |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510520883 | 2015-08-21 | ||
| CN2015105208833 | 2015-08-21 | ||
| CN201510697867.1A CN105129581B (en) | 2015-08-21 | 2015-10-23 | A kind of elevator door knife component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105129581A CN105129581A (en) | 2015-12-09 |
| CN105129581B true CN105129581B (en) | 2017-05-31 |
Family
ID=54715246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510697867.1A Active CN105129581B (en) | 2015-08-21 | 2015-10-23 | A kind of elevator door knife component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105129581B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202321898U (en) * | 2011-10-19 | 2012-07-11 | 慈溪市宏峰电梯配件有限公司 | Elevator door knife |
| CN203545415U (en) * | 2013-11-05 | 2014-04-16 | 南通中尧机电制造有限公司 | Elevator retiring cam |
| CN203845641U (en) * | 2014-04-15 | 2014-09-24 | 杭州安松科技有限公司 | Novel landing door lock |
| CN204038823U (en) * | 2014-08-19 | 2014-12-24 | 杭州永驰科技有限公司 | Integrated car door lock synchronous door knife |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11209040A (en) * | 1998-01-20 | 1999-08-03 | Mitsubishi Electric Corp | Elevator device |
| JP2014015307A (en) * | 2012-07-10 | 2014-01-30 | Toshiba Elevator Co Ltd | Elevator |
-
2015
- 2015-10-23 CN CN201510697867.1A patent/CN105129581B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202321898U (en) * | 2011-10-19 | 2012-07-11 | 慈溪市宏峰电梯配件有限公司 | Elevator door knife |
| CN203545415U (en) * | 2013-11-05 | 2014-04-16 | 南通中尧机电制造有限公司 | Elevator retiring cam |
| CN203845641U (en) * | 2014-04-15 | 2014-09-24 | 杭州安松科技有限公司 | Novel landing door lock |
| CN204038823U (en) * | 2014-08-19 | 2014-12-24 | 杭州永驰科技有限公司 | Integrated car door lock synchronous door knife |
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| Publication number | Publication date |
|---|---|
| CN105129581A (en) | 2015-12-09 |
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