CN104003273A - Locking tool for landing door of construction hoist - Google Patents
Locking tool for landing door of construction hoist Download PDFInfo
- Publication number
- CN104003273A CN104003273A CN201410253748.2A CN201410253748A CN104003273A CN 104003273 A CN104003273 A CN 104003273A CN 201410253748 A CN201410253748 A CN 201410253748A CN 104003273 A CN104003273 A CN 104003273A
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- door
- lance
- permanent magnet
- locking tool
- magnet unit
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Abstract
The invention discloses a locking tool for a landing door of a construction hoist. The locking tool comprises an electromagnet unit and a permanent magnet unit, wherein the permanent magnet unit is connected to one end of a ram ; the other end of the ram is fixed to a door bolt; and the ram is provided with an elastic reset part. When the landing door is locked, the electromagnet unit is regulated in a power-off condition, the repulsive force between the electromagnet unit and the permanent magnet unit is disappeared, the elastic reset part is loosened, and the released elastic force drives the ram to drive the door bolt to move to a position being near to or fitting in a door frame, so that the landing door is always in an off state without being released from the door frame. When the landing door is unlocked, the electromagnet unit is regulated in a power-up state to generate the repulsive force on the permanent magnet unit so as to drive the ram to move, the elastic reset part is compressed, the door bolt is driven to a position far from the door frame, and the landing door can be opened through being released from the door frame. The door lock is high in safety and reliability when realizing the locking or unlocking of the landing door.
Description
Technical field
The present invention relates to elevator technology field, relate in particular to a kind of locking tool 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 buildings 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 door lock of electrical equipment control easy et out of order often, 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 locking tool of building hoist layer door, this locking tool can be realized and opening or closing safely.
A locking tool for building hoist layer door, comprises electromagnet unit and permanent magnet unit, and permanent magnet unit is connected in one end of lance, and the other end of lance is fixed with keeper, and lance is provided with elastic reseting part; When layer door is lockable, the repulsion to permanent magnet unit is lost in off-position in electromagnet unit, and elastic reseting part discharges elastic force, to drive lance to drive keeper to move to the position that can block layer door; When layer door is unlocked, electromagnet unit produces in "on" position the repulsion of permanent magnet unit is moved with driving lance, and elastic reseting part is compressed, and keeper moves to the position that abscission layer door is blocked.
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 bearing, sleeve pipe is fixed on described bearing.
Wherein, also comprise for for supporting the support of electromagnet unit.
The door lock of building hoist layer door of the present invention, when pinning layer door, regulating magnet unit is off-position, repulsion between electromagnet unit and permanent magnet unit disappears, elastic reseting part is released, the elastic force discharging drive lance drive keeper move near or the position of laminating doorframe, layer door cannot be departed from doorframe and in all the time in closed condition.When release layer door, regulating magnet unit produces in "on" position the repulsion of permanent magnet unit is moved with driving lance, and elastic reseting part is compressed, and keeper is driven to the position away from doorframe, and layer door can depart from doorframe and be opened.Door lock of the present invention can realized layer door lock live or during release, have higher safe reliability.
Accompanying drawing explanation
Fig. 1 is the structural representation of preferred embodiment locking tool of the present invention.
In figure, 01-cage; 02-doorframe; 03-layer door; 11-support; 12-electromagnet unit; 13-permanent magnet unit; 14-lance; 15-sleeve pipe; 16-elastic reseting part; 17-keeper; 18-bearing.
The specific embodiment
Below in conjunction with accompanying drawing and by the specific embodiment, further illustrate technical scheme of the present invention.
In description of the invention, it will be appreciated that, term " longitudinally ", " laterally ", " on ", orientation or the position relationship of the indication 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, rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation, construct and operation, 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 the specific features of description, structure, material or feature can be with suitable mode combinations 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 locking tool of the present invention.The door lock of building hoist layer door of the present invention mainly by electromagnet unit 12,, permanent magnet unit 13, lance 14, keeper 17, sleeve pipe 15 and elastic reseting part 16 form.
Electromagnet unit 12 for producing the device of magnetic under power on condition.In this example, it consists of electromagnet and control apparatus element.Electromagnet for producing the direct parts of magnetic when electric current is inputted.Control apparatus element is used for the components and parts that the electric current input of electromagnet is controlled to adjust, for example control to electromagnet energising or power-off.What deserves to be explained is, in order to continue that permanent magnet unit is produced to repulsion, the necessary input direct-current electric current of electromagnet is to produce fixed magnetic pole.In in the case, if extraneous power supply is alternating current, electric elements at least will comprise can change alternating current into galvanic components and parts, such as well-known rectifier etc.Lock dog 121 is fixed on support 11.Support 11 is installed on the inwall of cage 01.Permanent magnet unit is the device that comprises permanent magnet.It is comprised of permanent magnet and the parts of fixing this permanent magnet.The parts of fixing this permanent magnet are for realizing the link with lance 14.
One end of lance 14 connects collision block 13, and the other end is fixedly connected with keeper 17.Keeper 17 can be strip shape, and vertical with the body of rod of lance 14.Keeper 17 respectively by near or laminating doorframe realize the stopping of layer door 3, by away from doorframe to remove keeper 17.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.Keeper described above 17 near or the particular location of laminating doorframe be said groove here.The body of rod of lance 14 is arranged in the framework near the doorframe 02 of groove, and vertical with groove.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 18.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 skewback 17.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, regulating magnet unit 12 is off-position, repulsion between electromagnet unit 12 and permanent magnet unit 13 disappears, the elastic force discharging drive lance 14 drive keepers 17 move near or the position of laminating doorframe 02, door 03 cannot be departed from doorframe 02 and in all the time in closed condition.When release layer door 03, regulating magnet unit 12 produces in "on" position the repulsion of permanent magnet unit 13 is moved with driving lance 14, and elastic reseting part 16 is compressed, and keeper 17 is driven to the position away from doorframe 02, layer door 03 can depart from doorframe 02, thereby can inwardly open.
Door lock of the present invention can have higher alerting ability when realizing the pinning of layer door 03 or release, has avoided the dangerous reliability of electrical equipment control door lock assembly.
Although the above more term that represents structure that used, such as " door bolt seat 04 ",, " electromagnet unit 12 ", " permanent magnet unit 13 ", " lance 14 ", " sleeve pipe 15 " etc., do not get rid of the possibility of using 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.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other specific embodiment of the present invention, within these modes all will fall into protection scope of the present invention.
Claims (5)
1. the locking tool of a building hoist layer door, it is characterized in that, comprise electromagnet unit (12) and permanent magnet unit (13), permanent magnet unit (13) is connected in one end of lance (14), the other end of lance (14) is fixed with keeper (17), and lance (14) is provided with elastic reseting part (16); When layer door (03) is lockable, the repulsion to permanent magnet unit (13) is lost in off-position in electromagnet unit (12), elastic reseting part (16) discharges elastic force, to drive lance (14) to drive keeper (17) to move to the position that can block layer door (03); When layer door (03) is unlocked, electromagnet unit (12) produces in "on" position the repulsion of permanent magnet unit (13) to drive lance (14) motion, elastic reseting part (16) is compressed, and keeper (17) moves to the position that abscission layer door (03) is blocked.
2. locking tool 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. locking tool according to claim 1, is characterized in that, the appearance of described lance (14) is provided with raised line.
4. locking tool according to claim 2, is characterized in that, also comprises bearing (18), and sleeve pipe (15) is fixed on described bearing (18).
5. locking tool according to claim 1, is characterized in that, also comprises the support (11) for supporting electromagnet unit (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253748.2A CN104003273A (en) | 2014-06-10 | 2014-06-10 | Locking tool for landing door of construction hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253748.2A CN104003273A (en) | 2014-06-10 | 2014-06-10 | Locking tool for landing door of construction hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104003273A true CN104003273A (en) | 2014-08-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410253748.2A Pending CN104003273A (en) | 2014-06-10 | 2014-06-10 | Locking tool for landing door of construction hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104003273A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050002A (en) * | 2016-06-28 | 2016-10-26 | 李德生 | Energy-saving magneto-electricity self-locking mutual opening system |
| CN108190671A (en) * | 2017-12-06 | 2018-06-22 | 上海建工五建集团有限公司 | Elevator |
| CN113645382A (en) * | 2021-07-29 | 2021-11-12 | 荣耀终端有限公司 | Camera module shielding device and electronic equipment |
| CN115009960A (en) * | 2022-07-08 | 2022-09-06 | 中联重科股份有限公司 | Electromagnetic layer locking door of construction elevator and control method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07267546A (en) * | 1994-03-30 | 1995-10-17 | Hitachi Building Syst Eng & Service Co Ltd | Roller replacing tool |
| 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 |
| CN201891310U (en) * | 2010-12-09 | 2011-07-06 | 上海德圣米高电梯有限公司 | Explosion-proof elevator landing door lock |
| CN202321899U (en) * | 2011-11-27 | 2012-07-11 | 山东宁建建设集团有限公司 | Novel door lock device of floor protection door of constructed elevator |
| CN203865797U (en) * | 2014-06-10 | 2014-10-08 | 昆山亿顺自动化科技有限公司 | Locking device for landing door of construction hoist |
-
2014
- 2014-06-10 CN CN201410253748.2A patent/CN104003273A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07267546A (en) * | 1994-03-30 | 1995-10-17 | Hitachi Building Syst Eng & Service Co Ltd | Roller replacing tool |
| 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 |
| CN201891310U (en) * | 2010-12-09 | 2011-07-06 | 上海德圣米高电梯有限公司 | Explosion-proof elevator landing door lock |
| CN202321899U (en) * | 2011-11-27 | 2012-07-11 | 山东宁建建设集团有限公司 | Novel door lock device of floor protection door of constructed elevator |
| CN203865797U (en) * | 2014-06-10 | 2014-10-08 | 昆山亿顺自动化科技有限公司 | Locking device for landing door of construction hoist |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050002A (en) * | 2016-06-28 | 2016-10-26 | 李德生 | Energy-saving magneto-electricity self-locking mutual opening system |
| CN108190671A (en) * | 2017-12-06 | 2018-06-22 | 上海建工五建集团有限公司 | Elevator |
| CN113645382A (en) * | 2021-07-29 | 2021-11-12 | 荣耀终端有限公司 | Camera module shielding device and electronic equipment |
| CN113645382B (en) * | 2021-07-29 | 2023-10-24 | 荣耀终端有限公司 | Camera module shielding device and electronic equipment |
| CN115009960A (en) * | 2022-07-08 | 2022-09-06 | 中联重科股份有限公司 | Electromagnetic layer locking door of construction elevator and control method thereof |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140827 |