CN104003270A - Lock for landing door of construction elevator - Google Patents
Lock for landing door of construction elevator Download PDFInfo
- Publication number
- CN104003270A CN104003270A CN201410253536.4A CN201410253536A CN104003270A CN 104003270 A CN104003270 A CN 104003270A CN 201410253536 A CN201410253536 A CN 201410253536A CN 104003270 A CN104003270 A CN 104003270A
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- door
- lance
- wheel body
- keeper
- door lock
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Abstract
The invention discloses a lock for a landing door of a construction elevator. When the landing door is locked by the lock, a wheel body is pulled to rotate upwards to stop contacting with a slot, an elastic reset component is loosened, a striker is driven to move by released elastic force, and thus the end part of the striker stops contacting with one end part of a door latch while the other end part of the door latch is positioned at a horizontal position to block the door, and then the landing door cannot be moved away from a door frame and always kept in a close state. When the landing door is unlocking, the wheel body is loosened and rotates downwards under the effect of own gravity until contacting with the slot to horizontally extrude a collision block, the striker is driven to compress the elastic reset component, and meanwhile the end part of the striker is propped against one end part of the door latch, and thus the other end part of the door latch is driven to rotate to a vertical position to move away from a position where the landing door is blocked, and the landing door can enter into the door frame to be closed. The lock provided by the invention is high in safe reliability when used for locking or unlocking the landing door.
Description
Technical field
The present invention relates to elevator technology field, relate in particular to a kind of door lock of building hoist layer door.
Background technology
Building hoist is again construction elevator for building, also can become outdoor elevators, building site bird cage.Be the manned cargo-carrying construction machinery and equipment often using in building, be mainly used in the construction of the building such as interior and exterior finishes, bridge, chimney of skyscraper.Because its unique body structure allows workmen take not only comfortable but also safety.
The cage of the building hoist of prior art is not equipped with electromechanical interlock mostly, makes like this elevator open at any time door in the process of operation, has caused potential safety hazard.Even if the cage of the building hoist of minority is equipped with door lock, but these door locks adopt electrical equipment control, although control comparatively accurate, but due to the often easy et out of order of door lock of electrical equipment control, door cannot normally open or close, especially sometimes may occur that door throws open in the process of elevator operation, or lifter abnormal closes the personnel that cause and crush, caused the potential safety hazard of elevator.
Summary of the invention
In view of this, the invention provides a kind of door lock of construction elevator cage, this door lock can be realized and opening or closing safely.
A kind of door lock of building hoist layer door, comprise and hit wheel and collision block, hit wheel and comprise wheel body and the crank being connected with wheel body, crank is provided with the middle shaft part that is fixed and rotates in perpendicular around it for wheel body, collision block is provided with the groove matching with the surface configuration of wheel body, collision block connects keeper by lance, and lance is provided with elastic reseting part, and the portion that is fixed that the both ends of keeper all can winding be placed between these both ends rotates in this perpendicular; In the time that layer door is lockable, wheel body is upwards turned to groove to be disengaged, and elastic reseting part discharges elastic force, and an end of the end of lance and keeper disengages, and the other end of keeper is horizontal to block door; In the time that layer door is unlocked, the wheel body discharging is automatically swung down to contact groove and level extruding collision block under Action of Gravity Field, lance is driven and elasticity of compression reset components, simultaneously the end of lance withstand keeper an end so that rotate and the position that is blocked with abscission layer door in vertical position the other end of keeper.
Wherein, also comprise sleeve pipe, elastic reseting part is arranged at the peripheral of lance and is fixed on the inwall of described sleeve pipe.
Wherein, the appearance of described lance is provided with raised line.
Wherein, also comprise skewback, one end of described skewback connects lance, and the other end connects keeper.
Wherein, also comprise bearing, sleeve pipe is fixed on described bearing.
Wherein, the bottom of described crank is connected with Compress Spring.
Wherein, also comprise the deck for blocking crank upper end.
Wherein, described middle shaft part is hinged on the support that is arranged at collision block side-lower.
The door lock of building hoist layer door of the present invention, in the time pinning layer door, pull wheel body, make it upwards rotate to disengage with groove, elastic reseting part is released, and the elastic force of release drives lance motion, and the end of lance and an end of keeper are disengaged, the other end of keeper is horizontal to block door, layer door cannot be departed from doorframe and in all the time in closed condition.In the time of release layer door, unclamp wheel body, wheel body rotates under self gravitation effect, until wheel body contacts groove and level extruding collision block, lance is driven and elasticity of compression reset components, simultaneously the end of lance withstand keeper an end so that rotate and the position that is blocked with abscission layer door in vertical position the other end of keeper, layer door can enter doorframe to close.Door lock of the present invention can be realizing layer door lock live or when release, have higher safe reliability.
Brief description of the drawings
Fig. 1 is the structural representation of preferred embodiment door lock of the present invention.
In figure, 01-cage; 02-doorframe; 03-layer door; 04-door bolt seat; 11-support; 12-hit wheel; 121-wheel body; 122-crank; 123-middle shaft part; 13-collision block; 131-groove; 14-lance; 15-sleeve pipe; 16-elastic reseting part; 17-skewback; 18-keeper; 19-bearing; 20-Compress Spring; 21-deck.
Detailed description of the invention
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and by detailed description of the invention.
In description of the invention, it will be appreciated that, term " longitudinally ", " laterally ", " on ", orientation or the position relationship of the instruction such as D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, construct and operation with specific orientation, therefore can not be interpreted as limitation of the present invention.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
In description of the invention, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
As shown in Figure 1, be the structural representation of preferred embodiment door lock of the present invention.The door lock of building hoist layer door of the present invention mainly forms by hitting wheel 12, collision block 13, lance 14, keeper 18, sleeve pipe 15, skewback 17 and elastic reseting part 16.
Hitting wheel 12 is made up of with the crank 122 being connected with wheel body 121 wheel body 121.Wheel body 121 adopts the material that density is larger to make, and ensures that wheel body 121 has enough large weight.The quality of crank 122 is far below wheel body 121.Crank 122 is provided with the middle shaft part 123 that is fixed and rotates in perpendicular around it for wheel body 121.The position of middle shaft part 123 will ensure that wheel body 121 can produce larger gravity torque.Middle shaft part 123 can be hinged on the support that is arranged at collision block 13 side-lowers, can certainly pivot joint.Support can be installed on cage 01.Middle shaft part 123 is positioned at the below of collision block 13, can ensure like this wheel body 121 press down collision block extreme lower position extremely a little more than the horizontal surface at collision block place, thereby can make wheel body 121 push down collision block 13 always and do not backed down by collision block 13.The bottom of crank 122 is connected with Compress Spring 20, such benefit is automatically to rotate for wheel body 121 the reverse cushion effect that provides certain, the excessive impulse force to collision block 13 of the too fast rear generation of rotating speed of avoiding wheel body 121, this impulse force may cause certain destruction to collision block 13.Crank 122 is also equipped with and is useful on the deck 21 that blocks crank 122 upper ends, and this can be fixed it in the time that wheel body 121 is not worked.What deserves to be explained is, in order to pull the convenience of wheel body 121 with hand, can arrange and be convenient to the handle that hand is pulled in wheel body 121.
The surface of collision block 13 is provided with the groove 131 matching with the surface configuration of hitting wheel 12, and wheel 12 can be made like this to hit and collision block 13 can be contacted better, thus the extruding that collision block 13 is produced to horizontal direction.Groove 131 can be two upper and lower symmetrical, so can realize and hit wheel 12 and contact from bottom to up or from top to bottom respectively and push collision block 13.
One end of lance 14 connects collision block 13, and the other end connects skewback 17.Skewback 17 can pass through its sloped roof pressure gate bolt 18.Between the both ends of keeper 18, be provided with the portion that is fixed of being fixed on fixing substrate, the both ends of keeper 18 can be rotated around this portion that is fixed in this perpendicular.Keeper 18 is arranged on door bolt seat 04 by its portion of being fixed.What deserves to be explained is, above-described implementation of rotating in perpendicular can be articulated with the end that is fixed on fixing substrate.Refer to cage 01 in the said base material of the present invention, or be arranged at the passive base material of cage 01, such as support or bearing 19 etc., do not limited here.Press for the top on inclined-plane one end of keeper 18, and the other end is used for blocking doorframe 02, makes door 03 cannot enter doorframe 02.What deserves to be explained is, in technical scheme of the present invention, described door 03 is by rotating to enter around its fixing door-hinge or departing from doorframe 02.One side of doorframe 02 is for being provided with the groove of the edge part that holds a body, and door body reaches and closes or open by embedding or departing from this groove.Relative opposite side arranges door-hinge.In order to provide door 03 to enter or depart from the alerting ability of doorframe 02, torsion spring can be set on door-hinge.
Lance 14 is provided with elastic reseting part 16, in order to lance 14 is produced to reset force (compressive force or tensile force), is spring as everyone knows.The setting of elastic reseting part 16 has two kinds of embodiments.In an embodiment, sleeve pipe 15 is arranged at the periphery of lance 14, and is fixed on bearing 19.Between sleeve pipe 15 and lance 14, be provided with elastic reseting part 16.Elastic reseting part 16 is fixed on the inwall of sleeve pipe 15.The appearance of lance 14 is provided with some raised lines, and this raised line can withstand or depart from Flexible Reset parts along with lance 14 in parallel motion process, to produce reset force.In another embodiment, elastic reseting part 16 can directly be arranged between lance 14 and voussoir, is connected in lance 14 and voussoir.Can economize Decanning 15, and the raised line of lance 14 appearances settings.
Introduce the principle of work of instrument of the present invention below.
Pinning layer door at 03 o'clock, first, pull wheel body 121, make it upwards rotate to disengage with groove 131, elastic reseting part 16 is released, and the elastic force of release drives lance 14 to move, and the end of lance 14 and an end of keeper 18 are disengaged, the other end of keeper 18 is horizontal to block door 03, door 03 cannot be departed from doorframe 02 and in all the time in closed condition.In the time of release layer door 03, unclamp wheel body 121, wheel body 121 rotates under self gravitation effect, the level extruding collision block 13 until wheel body 121 contacts groove 131, lance 14 is driven and elasticity of compression reset components 16, simultaneously the end of lance 14 withstand keeper 18 an end so that the other end of keeper 18 rotate and in vertical position to depart from door 03 position being blocked, door 03 can inwardly be opened.
Door lock of the present invention can, in the time realizing pinning to layer door 03 or release, have higher alerting ability, has avoided the dangerous reliability of electrical equipment control door lock mechanism.
Although the above more term that represents structure that used, for example " door bolt seat 04 ",, " hitting wheel 12 ", " collision block 13 ", " lance 14 ", " sleeve pipe 15 ", " skewback 17 " etc., do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, within these modes all will fall into protection scope of the present invention.
Claims (8)
1. the door lock of a building hoist layer door, it is characterized in that, comprise and hit wheel (12) and collision block (13), hit wheel (12) and comprise wheel body (121) and the crank (122) being connected with wheel body (121), crank (122) is provided with the middle shaft part (123) that is fixed and rotates in perpendicular around it for wheel body (121), collision block (13) is provided with the groove (131) matching with the surface configuration of wheel body (121), collision block (13) connects keeper (18) by lance (14), lance (14) is provided with elastic reseting part (16), the portion that is fixed that the both ends of keeper (18) all can winding be placed between these both ends rotates in this perpendicular, in the time that layer door (03) is lockable, wheel body (121) is upwards turned to groove (131) and is disengaged, elastic reseting part (16) discharges elastic force, drive the end of lance (14) and an end of keeper (18) to disengage, the other end of keeper (18) is horizontal to block layer door (03), in the time that layer door (03) is unlocked, the wheel body (121) discharging is automatically swung down to contact groove (131) and level extruding collision block (13) under Action of Gravity Field, lance (14) is driven and elasticity of compression reset components (16), simultaneously the end of lance (14) withstand keeper (18) an end so that rotate and the position that is blocked with abscission layer door (03) in vertical position the other end of keeper (18).
2. door lock according to claim 1, is characterized in that, also comprises sleeve pipe (15), and elastic reseting part (16) is arranged at the peripheral of lance (14) and is fixed on the inwall of described sleeve pipe (15).
3. door lock according to claim 1, is characterized in that, the appearance of described lance (14) is provided with raised line.
4. door lock according to claim 1, is characterized in that, also comprises skewback (17), and one end of described skewback (17) connects lance (14), and the other end connects keeper (18).
5. door lock according to claim 2, is characterized in that, also comprises bearing (19), and sleeve pipe (15) is fixed on described bearing (19).
6. door lock according to claim 1, is characterized in that, the bottom of described crank (122) is connected with Compress Spring (20).
7. door lock according to claim 1, is characterized in that, also comprises the deck (21) for blocking crank (122) upper end.
8. door lock according to claim 1, is characterized in that, described middle shaft part (123) is hinged on the support that is arranged at collision block side-lower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253536.4A CN104003270A (en) | 2014-06-10 | 2014-06-10 | Lock for landing door of construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253536.4A CN104003270A (en) | 2014-06-10 | 2014-06-10 | Lock for landing door of construction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104003270A true CN104003270A (en) | 2014-08-27 |
Family
ID=51364217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410253536.4A Pending CN104003270A (en) | 2014-06-10 | 2014-06-10 | Lock for landing door of construction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104003270A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108516447A (en) * | 2018-04-20 | 2018-09-11 | 上海爱登堡电梯（宜昌）有限公司 | Elevator with car emergency exit |
| CN110671022A (en) * | 2019-11-05 | 2020-01-10 | 河南省第二建设集团有限公司 | Temporary installation tool door for blocking room door opening |
| CN112777461A (en) * | 2021-01-22 | 2021-05-11 | 北京建筑大学 | Construction elevator layer door cage door aggregate unit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1692187A (en) * | 1926-07-14 | 1928-11-20 | Elevator Company Of America | Door-controlling mechanism for elevators |
| GB1028196A (en) * | 1963-09-13 | 1966-05-04 | Wm Wadsworth & Sons Ltd | Improvements in or relating to service lifts |
| US5454447A (en) * | 1994-04-06 | 1995-10-03 | Otis Elevator Company | Elevator hoistway door bolt lock |
| CN1697911A (en) * | 2003-02-25 | 2005-11-16 | Dlsystem株式会社 | Door lock device |
| CN201729561U (en) * | 2010-08-06 | 2011-02-02 | 重庆盈丰升机械设备有限公司 | Safety landing door of building hoist |
| CN203865793U (en) * | 2014-06-10 | 2014-10-08 | 昆山亿顺自动化科技有限公司 | Door lock for landing door of construction hoist |
-
2014
- 2014-06-10 CN CN201410253536.4A patent/CN104003270A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1692187A (en) * | 1926-07-14 | 1928-11-20 | Elevator Company Of America | Door-controlling mechanism for elevators |
| GB1028196A (en) * | 1963-09-13 | 1966-05-04 | Wm Wadsworth & Sons Ltd | Improvements in or relating to service lifts |
| US5454447A (en) * | 1994-04-06 | 1995-10-03 | Otis Elevator Company | Elevator hoistway door bolt lock |
| CN1697911A (en) * | 2003-02-25 | 2005-11-16 | Dlsystem株式会社 | Door lock device |
| CN201729561U (en) * | 2010-08-06 | 2011-02-02 | 重庆盈丰升机械设备有限公司 | Safety landing door of building hoist |
| CN203865793U (en) * | 2014-06-10 | 2014-10-08 | 昆山亿顺自动化科技有限公司 | Door lock for landing door of construction hoist |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108516447A (en) * | 2018-04-20 | 2018-09-11 | 上海爱登堡电梯（宜昌）有限公司 | Elevator with car emergency exit |
| CN110671022A (en) * | 2019-11-05 | 2020-01-10 | 河南省第二建设集团有限公司 | Temporary installation tool door for blocking room door opening |
| CN112777461A (en) * | 2021-01-22 | 2021-05-11 | 北京建筑大学 | Construction elevator layer door cage door aggregate unit |
| CN112777461B (en) * | 2021-01-22 | 2022-05-17 | 北京建筑大学 | Construction elevator layer door cage door aggregate unit |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140827 |