CN203865798U - Locking device for landing door of construction hoist - Google Patents
Locking device for landing door of construction hoist Download PDFInfo
- Publication number
- CN203865798U CN203865798U CN201420304989.0U CN201420304989U CN203865798U CN 203865798 U CN203865798 U CN 203865798U CN 201420304989 U CN201420304989 U CN 201420304989U CN 203865798 U CN203865798 U CN 203865798U
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- CN
- China
- Prior art keywords
- door
- lance
- keeper
- permanent magnet
- latching device
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Abstract
The utility model discloses a locking device for a landing door of a construction hoist. When the landing door is locked through the locking device, an electromagnet unit is regulated to be powered off, repulsive force between the electromagnet unit and a permanent magnet unit disappears, an elastic reset part is loosened, a knocking rod is driven by elastic force released by the elastic reset part to move, so that one end of the knocking rod is disengaged from one end of a door bolt, the other end of the door bolt is located at the horizontal position so as to block the door, and thus the landing door can not be disengaged from a door frame and can be located in the closed state all the time. When the landing door is unlocked, the electromagnet unit is regulated to be powered on, then repulsive force on the permanent magnet unit is generated so that the knocking rod can be made to move, the elastic reset part is compressed, one end of the knocking rod abuts against one end of the door bolt at the same time so that the other end of the door bolt can rotate to be located at the vertical position and be far away from the position where the landing door is blocked, and then the landing door can enter the door frame to be closed. According to the locking device for the landing door of the construction hoist, when the landing door is locked or unlocked, both the safety and the reliability are high.
Description
Technical field
The utility model relates to elevator technology field, relates in particular to a kind of latching device 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.
Utility model content
In view of this, the utility model provides a kind of latching device of building hoist layer door, and this latching device can be realized and opening or closing safely.
A latching device for building hoist layer door, electromagnet unit and permanent magnet unit, lance is provided with elastic reseting part, and the both ends of keeper all can winding be placed in middle shaft part fixing between these both ends and rotate in perpendicular; In the time that 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, and an end of the end of lance and keeper disengages, and the other end of keeper is horizontal to block layer door; In the time that layer door is unlocked, electromagnet unit produces in "on" position the repulsion of permanent magnet unit to drive lance motion, elastic reseting part is compressed, 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 middle shaft part of described keeper is fixed on door bolt seat by hinge, and described door bolt seat is welded in bearing.
Wherein, also comprise for the support for supporting electromagnet unit.
The door lock of building hoist layer door of the present utility model, in the time pinning layer door, regulating magnet unit is off-position, repulsion between electromagnet unit and permanent magnet unit disappears, 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, regulating magnet unit produces in "on" position the repulsion of permanent magnet unit to drive lance motion, elastic reseting part is compressed, 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 utility model 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 the utility model preferred embodiment latching device.
In figure, 01-cage; 02-doorframe; 03-layer door; 04-door bolt seat; 11-support; 12-electromagnet unit; 13-permanent magnet unit; 14-lance; 15-sleeve pipe; 16-elastic reseting part; 17-skewback; 18-keeper; 19-bearing.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by detailed description of the invention.
In description of the present utility model, it will be appreciated that, term " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of instructions such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
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 utility model 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 present utility model, 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 the utility model preferred embodiment latching device.The door lock of building hoist layer door of the present utility model mainly by electromagnet unit 12,, permanent magnet unit 13, lance 14, keeper 18, sleeve pipe 15, skewback 17 and elastic reseting part 16 form.
Electromagnet unit 12 for producing the device of magnetic under power on condition.In this example, it is made up of electromagnet and control apparatus element.Electromagnet is the direct parts that produce magnetic in the time that electric current is inputted.Control apparatus element is used for the components and parts that the input of the electric current of electromagnet is controlled to adjust, for example the 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 made up of permanent magnet and the parts of fixing this permanent magnet.The parts of fixing this permanent magnet are for realizing and the link of lance 14.
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.The middle shaft part of keeper 18 is fixed on door bolt seat 04 by hinge, and door bolt seat is welded in base material.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, the such as form of bearing 19 etc., are 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 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 utility model 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 drives lance 14 to move, the end of lance 14 and an end of keeper 18 are disengaged, and 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, regulating magnet unit 12 produces in "on" position the repulsion of permanent magnet unit 13 to drive lance 14 to move, elastic reseting part 16 is compressed, 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 utility model 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 assembly.
Although the above more term that represents structure that used, for example " door bolt seat 04 ",, " electromagnet unit 12 ", " permanent magnet unit 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 utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.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 utility model, within these modes all will fall into protection domain of the present utility model.
Claims (7)
1. the latching device of a building hoist layer door, it is characterized in that, comprise electromagnet unit (12) and permanent magnet unit (13), permanent magnet unit (13) connects keeper (18) by lance (14), lance (14) is provided with elastic reseting part (16), and the both ends of keeper (18) all can winding be placed in middle shaft part fixing between these both ends and rotate in perpendicular; In the time that 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, 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, 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, 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. latching device 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. latching device according to claim 1, is characterized in that, the appearance of described lance (14) is provided with raised line.
4. latching device 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. latching device according to claim 2, is characterized in that, also comprises bearing (19), and sleeve pipe (15) is fixed on described bearing (19).
6. latching device according to claim 5, is characterized in that, the middle shaft part of described keeper (18) is fixed on door bolt seat by hinge, and described door bolt seat is welded in bearing (19).
7. latching device 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 |
|---|---|---|---|
| CN201420304989.0U CN203865798U (en) | 2014-06-10 | 2014-06-10 | Locking device for landing door of construction hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420304989.0U CN203865798U (en) | 2014-06-10 | 2014-06-10 | Locking device for landing door of construction hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203865798U true CN203865798U (en) | 2014-10-08 |
Family
ID=51646777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420304989.0U Expired - Fee Related CN203865798U (en) | 2014-06-10 | 2014-06-10 | Locking device for landing door of construction hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203865798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003274A (en) * | 2014-06-10 | 2014-08-27 | 昆山亿顺自动化科技有限公司 | Locking device of construction elevator landing door |
| CN107973201A (en) * | 2017-11-22 | 2018-05-01 | 中联重科股份有限公司 | Electromagnetic lock and construction lifting system |
-
2014
- 2014-06-10 CN CN201420304989.0U patent/CN203865798U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003274A (en) * | 2014-06-10 | 2014-08-27 | 昆山亿顺自动化科技有限公司 | Locking device of construction elevator landing door |
| CN107973201A (en) * | 2017-11-22 | 2018-05-01 | 中联重科股份有限公司 | Electromagnetic lock and construction lifting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150610 |
|
| EXPY | Termination of patent right or utility model |