CN113353752A - Device for preventing accidental movement of elevator car - Google Patents
Device for preventing accidental movement of elevator car Download PDFInfo
- Publication number
- CN113353752A CN113353752A CN202110545241.4A CN202110545241A CN113353752A CN 113353752 A CN113353752 A CN 113353752A CN 202110545241 A CN202110545241 A CN 202110545241A CN 113353752 A CN113353752 A CN 113353752A
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- Prior art keywords
- plate
- limiting
- fixedly connected
- driven
- elevator car
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- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/0293—Suspension locking or inhibiting means to avoid movement when car is stopped at a floor
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses a device for preventing an elevator car from accidentally moving, which comprises a supporting frame plate, wherein one end of the upper part of the supporting frame plate is symmetrically and fixedly connected with a first limiting seat, the inner side of the first limiting seat is rotatably connected with a driven pressure plate assembly in an inserting mode, the driven pressure plate assembly comprises a driven plate, the lower end face of the driven plate is fixedly connected with an elastic part, the lower end face of the driven plate is fixedly connected with a first connecting seat, the upper end face of the supporting frame plate is fixedly connected with a limiting part, and the inner side of the limiting part is movably connected with a locking part in an inserting mode. Through mutually supporting between drive plate, reset spring and the briquetting that sets up to can let the briquetting downstream under the effect of elevator car door, thereby can drive driven clamp plate subassembly downstream, thereby drive linking arm and retaining member and remove, and then can let the retaining member fix a position the position of elevator, thereby can avoid the elevator to appear the condition of rocking when opening.
Description
Technical Field
The invention relates to the technical field of elevator protection, in particular to a device for preventing an elevator car from moving accidentally.
Background
An elevator is a vertical elevator powered by an electric motor and equipped with a box-like car for carrying people or cargo in a multi-story building. Elevators have become important building facilities and are indispensable in high-rise buildings and public places as transportation vehicles in the vertical direction. With the development of computer technology, automation technology and power electronics technology, modern elevators have become typical mechatronic products. With the improvement of the whole national economic strength, the living consumption level of people is obviously increased, and real estate developers vigorously push out middle-high-grade small high-rise buildings and high-rise residential buildings, so that the residential elevators are driven to rapidly increase, and the residential elevators become the main growth point of the whole elevator market.
However, after the elevator reaches the leveling course, when a passenger enters the elevator, the elevator slightly shakes, and if the elevator car shakes more violently, great potential safety hazards are brought to the passenger.
Disclosure of Invention
The invention aims to provide a device for preventing an elevator car from moving accidentally, and aims to solve the problem that the elevator slightly shakes when passengers enter the elevator after the elevator reaches a flat floor, and if the elevator car shakes violently, the passengers are brought with great potential safety hazards.
The invention is realized by the following steps:
a device for preventing an elevator car from accidentally moving comprises a supporting frame plate, wherein a first limiting seat is symmetrically and fixedly connected to one end above the supporting frame plate, the inner side of the first limiting seat is rotatably connected with a driven pressing plate assembly in an inserting mode, the driven pressing plate assembly comprises a driven plate, an elastic part is fixedly connected to the lower end face of the driven plate, a first connecting seat is fixedly connected to the lower end face of the driven plate, a limiting part is fixedly connected to the upper end face of the supporting frame plate, a locking part is movably connected to the inner side of the limiting part in an inserting mode, a connecting arm is rotatably connected to one end of the locking part in a bolting mode, the other end of the connecting arm is rotatably connected with the first connecting seat in a bolting mode, a second limiting seat is symmetrically and fixedly connected to one end above the supporting frame plate, and a driving pressing plate assembly is rotatably connected to the inner side of the second limiting seat in an inserting mode, the driving pressing plate assembly comprises a driving plate, and a lower end face of the driving plate is fixedly connected with a return spring in a clamping mode.
Furthermore, a pressing block is fixedly connected to the lower end face of the driving plate, the pressing block is in an arc-shaped structure, and downward pressure is applied to the driven plate conveniently through the arrangement.
Furthermore, one end of the driving plate is fixedly connected with a second limiting head, a second limiting hole is formed in the side face of the second limiting seat in a penetrating mode, and the driving plate and the second limiting seat are connected more conveniently through the second limiting head.
Furthermore, the one end fixedly connected with first spacing head of driven plate, first spacing hole has been seted up in the side of first spacing seat through setting up so in order to let the connection between driven plate and the first spacing seat more convenient.
Further, the one end of locating part is run through and is seted up the guide way, and the up end of locating part has seted up the spacing groove, runs through and has seted up the guide way through the one end at the locating part, is for the ease of prescribing a limit to the position of retaining member, has seted up the spacing groove through the up end at the locating part, is for the ease of letting the activity of linking arm more convenient.
Furthermore, activity spacing groove has all been seted up at the both ends of linking arm, and the side symmetry of linking arm runs through and has seted up the bolt and connect the hole, is so that to make the linking arm be connected with first connecting seat and second connecting seat more convenient respectively through the design like this.
Further, the bottom fixedly connected with fixed plate of support frame board, the side of fixed plate runs through and has seted up the fixed orifices, and the side fixedly connected with reinforcing plate of fixed plate, the equidistant distribution of reinforcing plate has seted up the fixed orifices through running through in the side of fixed plate, is in order to facilitate fixing the support frame board in the bottom side of car, through the side fixedly connected with reinforcing plate at the fixed plate, is in order to improve the structural strength who supports the frame board.
Compared with the prior art, the invention has the beneficial effects that: the elevator door locking device has the characteristics of reasonable structure and convenience in use, and the pressing block can move downwards under the action of the elevator door through the mutual matching of the driving plate, the return spring and the pressing block, so that the driven pressing plate assembly can be driven to move downwards, the connecting arm and the locking piece can be driven to move, the locking piece can be further used for positioning the position of an elevator, and the situation that the elevator shakes when being opened can be avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the structure of an apparatus for preventing an accidental movement of an elevator car according to the present invention;
fig. 2 is a first schematic structural view of a support frame plate of an apparatus for preventing accidental movement of an elevator car according to the present invention;
fig. 3 is a second schematic structural view of the support frame plate of the device for preventing the accidental movement of the elevator car of the present invention;
fig. 4 is a schematic view of the construction of the driven platen assembly of an apparatus for preventing accidental movement of an elevator car of the present invention;
fig. 5 is a schematic view of the structure of a connecting arm of a device for preventing accidental movement of an elevator car according to the invention;
fig. 6 is a schematic view of the structure of a locking member of an apparatus for preventing an accidental movement of an elevator car according to the present invention;
fig. 7 is a schematic view of the construction of a driving platen assembly of an apparatus for preventing an accidental movement of an elevator car according to the present invention.
In the figure: 1. a support frame plate; 11. a first limiting seat; 111. a first limit hole; 12. a second limiting seat; 121. a second limiting hole; 13. a limiting member; 131. a guide channel; 132. a limiting groove; 14. a fixing plate; 141. a fixing hole; 142. a reinforcing plate; 2. a driven platen assembly; 21. a driven plate; 211. a first stopper; 22. a first connecting seat; 23. an elastic member; 3. a connecting arm; 31. a movable limiting groove; 32. bolting holes; 4. a locking member; 41. a second connecting seat; 5. driving the platen assembly; 51. a drive plate; 511. a second limiting head; 52. a return spring; 53. and (7) briquetting.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, 2, 3, 4, 5, 6 and 7, a device for preventing an elevator car from moving accidentally comprises a supporting frame plate 1, a first limiting seat 11 is symmetrically and fixedly connected to one end of the upper portion of the supporting frame plate 1, a driven pressing plate assembly 2 is rotatably connected to the inner side of the first limiting seat 11 in an inserting manner, the driven pressing plate assembly 2 comprises a driven plate 21, an elastic member 23 is fixedly connected to the lower end surface of the driven plate 21, a first connecting seat 22 is fixedly connected to the lower end surface of the driven plate 21, a limiting member 13 is fixedly connected to the upper end surface of the supporting frame plate 1, a locking member 4 is movably connected to the inner side of the limiting member 13 in an inserting manner, one end of the locking member 4 is rotatably connected to a connecting arm 3 in a bolting manner, the other end of the connecting arm 3 is rotatably connected to the first connecting seat 22 in a bolting manner, a second limiting seat 12 is symmetrically and fixedly connected to one end of the upper portion of the supporting frame plate 1, the inboard of the spacing seat 12 of second is rotated through the grafting mode and is connected with drive clamp plate subassembly 5, and drive clamp plate subassembly 5 includes drive plate 51, and drive plate 51's lower terminal surface passes through joint mode fixedly connected with reset spring 52.
Preferably, a pressing piece 53 is fixedly connected to the lower end surface of the driving plate 51, and the pressing piece 53 is configured in an arc structure, so that the downward pressure is applied to the driven plate 21.
Preferably, one end of the driving plate 51 is fixedly connected with a second limiting head 511, and a side surface of the second limiting seat 12 is penetrated with a second limiting hole 121, so that the connection between the driving plate 51 and the second limiting seat 12 is more convenient.
Preferably, one end of the driven plate 21 is fixedly connected with a first limiting head 211, and a first limiting hole 111 is formed through the side surface of the first limiting seat 11, so that the driven plate 21 and the first limiting seat 11 can be more conveniently connected.
Preferably, the one end of the limiting part 13 is penetrated and opened with the guide channel 131, and the upper end surface of the limiting part 13 is opened with the limiting groove 132, and the guide channel 131 is penetrated and opened through the one end of the limiting part 13, so as to define the position of the locking part 4, and the limiting groove 132 is opened through the upper end surface of the limiting part 13, so as to facilitate the movement of the connecting arm 3 to be more convenient.
Preferably, the two ends of the connecting arm 3 are both provided with the movable limiting grooves 31, and the lateral surfaces of the connecting arm 3 are symmetrically penetrated and provided with the bolting holes 32, so that the connecting arm 3 is more convenient to be connected with the first connecting seat 22 and the second connecting seat 41 respectively.
Preferably, the fixing plate 14 is fixedly connected to the bottom end of the support frame plate 1, the fixing holes 141 are formed through the side surface of the fixing plate 14, the reinforcing plates 142 are fixedly connected to the side surface of the fixing plate 14, the reinforcing plates 142 are distributed at equal intervals, the fixing holes 141 are formed through the side surface of the fixing plate 14, so that the support frame plate 1 is conveniently fixed to the bottom side surface of the car, and the reinforcing plates 142 are fixedly connected to the side surface of the fixing plate 14, so that the structural strength of the support frame plate 1 is improved.
The working principle of the invention is as follows: at first need fix support frame plate 1 in elevator car bottom side to let the one end of drive clamp plate subassembly 5 coincide with the bottom of car door, like this when elevator car door is opened, can drive the one end downstream of briquetting 53, and exert decurrent pressure for driven clamp plate subassembly 2, thereby can drive linking arm 3 and retaining member 4 and remove, thereby can let retaining member 4 provide the support for the bottom of elevator, and then can avoid elevator car to appear rocking when opening.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A device for preventing accidental movement of an elevator car, comprising a support frame plate (1), characterized in that: the upper end of the supporting frame plate (1) is symmetrically and fixedly connected with a first limiting seat (11), the inner side of the first limiting seat (11) is rotatably connected with a driven pressing plate assembly (2) through a plugging mode, the driven pressing plate assembly (2) comprises a driven plate (21), the lower end face of the driven plate (21) is fixedly connected with an elastic part (23), the lower end face of the driven plate (21) is fixedly connected with a first connecting seat (22), the upper end face of the supporting frame plate (1) is fixedly connected with a limiting part (13), the inner side of the limiting part (13) is movably connected with a locking part (4) through a plugging mode, one end of the locking part (4) is rotatably connected with a connecting arm (3) through a bolting mode, the other end of the connecting arm (3) is rotatably connected with the first connecting seat (22) through a bolting mode, one end of the upper end of the supporting frame plate (1) is symmetrically and fixedly connected with a second limiting seat (12), the inboard of spacing seat of second (12) is connected with drive clamp plate subassembly (5) through the grafting mode rotation, drive clamp plate subassembly (5) are including drive plate (51), the lower terminal surface of drive plate (51) passes through joint mode fixedly connected with reset spring (52).
2. The device for preventing the accidental movement of an elevator car as claimed in claim 1, wherein a pressing block (53) is fixedly connected to the lower end surface of the driving plate (51), and the pressing block (53) is configured in an arc structure.
3. The device for preventing the elevator car from moving accidentally as claimed in claim 1, wherein a second limiting head (511) is fixedly connected to one end of the driving plate (51), and a second limiting hole (121) is formed through the side surface of the second limiting seat (12).
4. The device for preventing the elevator car from moving accidentally is characterized in that a first limiting head (211) is fixedly connected to one end of the driven plate (21), and a first limiting hole (111) is formed in the side surface of the first limiting seat (11) in a penetrating mode.
5. The device for preventing the elevator car from moving accidentally according to claim 1, wherein one end of the limiting member (13) is provided with a guide channel (131) and the upper end surface of the limiting member (13) is provided with a limiting groove (132).
6. The device for preventing the elevator car from accidentally moving according to claim 1, wherein the two ends of the connecting arm (3) are both provided with movable limiting grooves (31), and the side surfaces of the connecting arm (3) are symmetrically penetrated and provided with bolt connecting holes (32).
7. The device for preventing the elevator car from moving accidentally is characterized in that the bottom end of the support frame plate (1) is fixedly connected with a fixing plate (14), a fixing hole (141) is formed in the side face of the fixing plate (14) in a penetrating mode, reinforcing plates (142) are fixedly connected to the side face of the fixing plate (14), and the reinforcing plates (142) are distributed at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110545241.4A CN113353752A (en) | 2021-05-19 | 2021-05-19 | Device for preventing accidental movement of elevator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110545241.4A CN113353752A (en) | 2021-05-19 | 2021-05-19 | Device for preventing accidental movement of elevator car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113353752A true CN113353752A (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110545241.4A Pending CN113353752A (en) | 2021-05-19 | 2021-05-19 | Device for preventing accidental movement of elevator car |
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| Country | Link |
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| CN (1) | CN113353752A (en) |
Citations (13)
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|---|---|---|---|---|
| IT8321299A0 (en) * | 1983-05-25 | 1983-05-25 | Gmv Service Srl | AUTOMATIC DEVICE TO CREATE A SAFETY COMPARTMENT IN ELEVATOR OR ELEVATOR EQUIPMENT WITHOUT A HOLE. |
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| JP2013256358A (en) * | 2012-06-12 | 2013-12-26 | Mitsubishi Electric Corp | Apparatus for preventing elevator from moving with its door opened |
| CN106006293A (en) * | 2016-06-23 | 2016-10-12 | 杨文天 | Braking device for preventing abnormal movement of elevator lift car with doors being in opening condition |
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-
2021
- 2021-05-19 CN CN202110545241.4A patent/CN113353752A/en active Pending
Patent Citations (13)
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| IT8321299A0 (en) * | 1983-05-25 | 1983-05-25 | Gmv Service Srl | AUTOMATIC DEVICE TO CREATE A SAFETY COMPARTMENT IN ELEVATOR OR ELEVATOR EQUIPMENT WITHOUT A HOLE. |
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| JPH1059662A (en) * | 1996-08-22 | 1998-03-03 | Toshiba Fa Syst Eng Kk | Elevator car position fixing device and shock absorber |
| JP2000169056A (en) * | 1998-12-01 | 2000-06-20 | Mitsubishi Electric Corp | Submergence time drive device of elevator |
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| CN101992984A (en) * | 2010-11-02 | 2011-03-30 | 日立电梯（中国）有限公司 | Protection device for abnormal movement during lift car leveling opening |
| EP2581334A1 (en) * | 2011-10-14 | 2013-04-17 | Aufzugteile BT GmbH | Fall Protection for Elevators |
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| JP2016210563A (en) * | 2015-05-08 | 2016-12-15 | 三菱電機ビルテクノサービス株式会社 | Door opening travel preventing device for elevator |
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Application publication date: 20210907 |
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