CN210260768U - Top-impact-prevention protection device for elevator car - Google Patents
Top-impact-prevention protection device for elevator car Download PDFInfo
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- CN210260768U CN210260768U CN201921177056.9U CN201921177056U CN210260768U CN 210260768 U CN210260768 U CN 210260768U CN 201921177056 U CN201921177056 U CN 201921177056U CN 210260768 U CN210260768 U CN 210260768U
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- fixed mounting
- mounting
- wire rope
- elevator
- car
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Abstract
The utility model relates to the technical field of elevators, in particular to a roof-impacting-preventing protection device for an elevator car, which comprises a mounting plate, wherein guide rails are fixedly arranged on both sides of the bottom end of the mounting plate, a connecting rod is fixedly arranged on one side opposite to the guide rails, a car support is fixedly arranged on one side opposite to the connecting rod, a connecting block is fixedly arranged at the top end of the car support, a motor frame is fixedly arranged on the left side of the top end of the mounting plate, a tractor is fixedly arranged in the motor frame, in the ascending process of the elevator, when the elevator is about to reach a specified floor, the speed of the elevator car ascending needs to be limited by using a speed limiter, and when the elevator arrives at the car, a brake can tightly fix a steel wire rope to ensure that the steel wire rope is not dragged by the tractor and continues to ascend, and when the brake, the lift car is prevented from continuously ascending to impact the roof, and the safety of the lift and passengers is protected.
Description
Technical Field
The utility model relates to an elevator technical field especially relates to an elevator is scour protection top protection device for car.
Background
An elevator is a permanent transportation device serving a plurality of specific floors in a building, wherein a car of the permanent transportation device moves on at least two rigid rails which are vertical to the horizontal plane or have an inclination angle less than 15 degrees with a vertical line, and the elevator is driven by power and can lift or transport people and goods in parallel by utilizing a box body which moves by rigid guide rails or stairs which move along a fixed line.
When the elevator moves to the uppermost layer, because the hauler is continuously upwards pulling wire rope, stopper and reduction gear break down, the elevator receives the pulling of hauler and continuously rises, leads to the elevator to strike the top of elevartor shaft at last, causes great harm to elevator and passenger, so provides an elevator car and uses protecting device of scour protection top to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art, and providing an elevator car roof-impacting prevention protection device, which can be used for emergently stopping the elevator when the elevator goes upward and is not controlled.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
design a top-rushing prevention protection device for elevator car, including the mounting panel, the equal fixed mounting in both sides of mounting panel bottom has the guide rail, two the equal fixed mounting in one side that the guide rail is relative has the connecting rod, two one side fixed mounting that the connecting rod is relative has car support, the top fixed mounting of car support has the connecting block, the left side fixed mounting on mounting panel top has the motor frame, the inside fixed mounting of motor frame has the hauler, the output shaft fixed mounting of hauler has the driving sheave, the right side of driving sheave is through the top fixed mounting of fixed cover with the mounting panel, the outside cover of driving sheave is equipped with wire rope, wire rope's bottom downwards pass the middle part of mounting panel and with connecting block fixed connection, two the equal fixed mounting in one side that the guide rail is relative has the sensor, the middle part on mounting panel top and the bottom fixed mounting that is located the driving sheave, the utility model discloses a car support, including mounting panel, car support, overspeed governor, mounting panel, middle part fixed mounting, rear side fixed mounting, the rear side fixed mounting on mounting panel top has the directive wheel of connecting wire rope, the overspeed governor passes through speed limit hawser and spacing fixed connection, the middle part fixed mounting of mounting panel bottom has emergency braking device, the rear side fixed mounting on mounting panel top has the counterweight housing to heavy guide rail, the inside movable mounting of counterweight housing has counterweight housing, wire rope keeps away from the one end of directive wheel downwards pass the mounting panel and with counterweight housing fixed connection.
Preferably, emergency braking device includes the mount of fixed mounting in the mounting panel bottom left and right sides, two the equal fixed mounting in inside of mount has brake motor, two the equal fixed mounting of brake motor's output shaft has the threaded rod, the bottom of mounting panel just is located wire rope's rear side fixed mounting has the baffle, two brake motor's one end is kept away from to the threaded rod all with baffle swing joint, two the middle part movable mounting of threaded rod has the pressure strip.
Preferably, the top end fixed mounting of mounting panel has the switch board, the switch board all passes through wire and each motion unit interconnect.
Preferably, the bottom of the right guide rail is fixedly provided with a tension wheel, and the bottom end of the speed-limiting cable is movably sleeved on the tension wheel.
Preferably, a plurality of balancing weights are fixedly installed inside the counterweight housing, and each balancing weight is a long-strip-shaped iron plate.
The utility model provides a pair of scour protection top protection device for elevator car, beneficial effect lies in: in the ascending process of the elevator, when the elevator is about to reach a specified floor, the speed of the elevator car ascending is limited by using the speed limiter, and when the elevator car arrives, the brake can tightly fix the steel wire rope to enable the steel wire rope to continuously ascend without traction force of a traction machine, when the brake breaks down, the control cabinet gives a command to the brake motor to stop the elevator, so that the elevator car is prevented from continuously ascending and impacting the roof, and the safety of the elevator and passengers is protected.
Drawings
Fig. 1 is a schematic structural view of an anti-roof collision protection device for an elevator car according to the present invention;
fig. 2 is a right side schematic structural view of an anti-roof collision protection device for an elevator car according to the present invention;
fig. 3 is an enlarged schematic structural view of a position a in fig. 2 of the roof impact protection device for an elevator car according to the present invention.
In the figure: the device comprises a mounting plate 1, a guide rail 2, a connecting rod 3, a car support 4, a connecting block 5, a motor frame 6, a traction machine 7, a traction sheave 8, a fixing sleeve 9, a steel wire rope 10, a sensor 11, a brake 12, a speed limiter 13, a speed limit strip 14, a speed limit cable 15, an emergency braking device 16, a fixing frame 161, a brake motor 162, a threaded rod 163, a baffle 164, a pressing plate 165, a guide wheel 17, a counterweight guide rail 18 and a counterweight frame 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, an anti-top-collision protection device for an elevator car comprises a mounting plate 1, guide rails 2 are fixedly mounted on two sides of the bottom end of the mounting plate 1, connecting rods 3 are fixedly mounted on two opposite sides of the two guide rails 2, a car support 4 is fixedly mounted on one opposite side of the two connecting rods 3, a connecting block 5 is fixedly mounted on the top end of the car support 4, a motor frame 6 is fixedly mounted on the left side of the top end of the mounting plate 1, a tractor 7 is fixedly mounted inside the motor frame 6, a traction sheave 8 is fixedly mounted on an output shaft of the tractor 7, the right side of the traction sheave 8 is fixedly mounted on the top end of the mounting plate 1 through a fixing sleeve 9, a steel wire rope 10 is sleeved on the outer side of the traction sheave 8, the bottom end of the steel wire rope 10 downwards penetrates through the middle part of the mounting plate 1 and is fixedly connected with the connecting block 5, a sensor 11 is fixedly mounted The elevator speed control device comprises a brake 12, under the fixation of the brake 12 on a steel wire rope 10, a traction machine 7 still rotates, the steel wire rope 10 on a traction wheel 8 cannot rotate along with the rotation of the traction wheel 8, and the steel wire rope keeps a relative sliding state with the traction wheel 8, a speed limiter 13 is fixedly installed on the right side of the top end of a mounting plate 1, a speed limiting strip 14 is fixedly installed on the top of the right side of a car support 4, the speed limiter 13 is fixedly connected with the limiting strip 14 through a speed limiting cable 15, a tension wheel is fixedly installed at the bottom of a right guide rail 2, the bottom end of the speed limiting cable 15 is movably sleeved on the tension wheel, and the speed limiter 13 can enable the operation speed of an elevator to be gradually normal through the action of the speed limiting cable 15 on the limiting strip 14.
The middle part fixed mounting of mounting panel 1 bottom has emergency braking device 16, emergency braking device 16 includes the mount 161 of fixed mounting in the 1 bottom left and right sides of mounting panel, the equal fixed mounting in inside of two mounts 161 has brake motor 162, the equal fixed mounting of output shaft of two brake motors 162 has threaded rod 163, the bottom of mounting panel 1 just is located the rear side fixed mounting of wire rope 10 has baffle 164, the one end that brake motor 162 was kept away from to two threaded rod 163 all with baffle 164 swing joint, the middle part movable mounting of two threaded rod 163 has pressure strip 165, send the order to brake motor 162 through the switch board, brake motor 162 corotation makes pressure strip 165 extrude wire rope 10 on baffle 164, emergency braking device 16 can stop the elevator when the elevator is about to take place the top-rushing accident, protect elevator passenger's safety.
The top fixed mounting of mounting panel 1 has the switch board, the switch board is all through wire and each motion unit interconnect, the rear side fixed mounting on mounting panel 1 top has the leading wheel 17 of being connected wire rope 10, the rear side fixed mounting of mounting panel 1 bottom has counterweight guide rail 18, counterweight guide rail 18's inside movable mounting has counterweight housing 19, wire rope 10 keeps away from the one end of leading wheel 17 and passes mounting panel 1 downwards and with counterweight housing 19 fixed connection, counterweight housing 19's inside fixed mounting has a plurality of balancing weights, every balancing weight is rectangular shape iron plate, counterweight housing 19 makes the elevator remain the stability of elevator when the operation all the time, make wire rope 10 have sufficient frictional force to driving sheave 8, make it can move along with the rotation of hauler 7.
The working principle is as follows: the traction machine 7 is started to rotate, the traction machine 7 drives the traction sheave 8 to rotate, a steel wire rope 10 fixedly arranged at the top end of the car support 4 is wound on the traction sheave 8, the car support 4 is upwards pulled to move upwards along with the rotation of the traction machine 7, the other end of the steel wire rope 10 is wound on the guide wheel 17 and is downwards connected with the counterweight frame 19, the counterweight frame 19 slides downwards on the counterweight guide rail 18 when the elevator moves upwards, the counterweight frame 19 moves upwards when the elevator moves downwards to always keep the stability of the elevator car, when the car support 4 is about to reach a specified position along with the traction machine 7, the speed limiter 13 pulls the speed-limiting cable 15 to apply a reaction force on the speed-limiting strip 14 to gradually reduce the speed of the car support 4, and then when the car reaches a specified floor, the control cabinet gives an instruction to the brake 12 to enable the brake 12 to clamp the steel wire rope 10, the clamped steel wire rope 10 slides on the traction sheave 8, so that the cage is stopped at a designated floor, when the traction machine 7 rotates faster and faster, the steel wire rope is dragged by the traction machine 7 to pull the cage support 4 to move upwards at a high speed, at the moment, the elevator needs to be stopped to ensure the safety of passengers, after the control cabinet detects that the running speed of the elevator is abnormal, a braking command is sent to the brake 12, after the brake 12 cannot clamp the steel wire rope 10, after the cage with abnormal speed passes through the sensor 11, the control cabinet simultaneously sends starting commands to the two braking motors 162 to rotate forwards, the two braking motors 162 respectively drive the two threaded rods 163 to rotate forwards, so that the pressing plate 165 pushes the pressing plate 165 to the baffle 164, the pressing plate 165 tightly presses the steel wire rope 10 on the baffle 164, the steel wire rope 10 does not rotate along with the traction machine 7, and the steel wire rope 10 is pressed by the emergency braking device 16, the car support 4 is pulled to be static, so that the car collision accident is avoided, and the life safety of passengers is protected.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides an elevator is top-rushing prevention protection device for car, includes mounting panel (1), its characterized in that, the equal fixed mounting in both sides of mounting panel (1) bottom has guide rail (2), two the equal fixed mounting in one side that guide rail (2) is relative has connecting rod (3), two one side fixed mounting that connecting rod (3) are relative has car support (4), the top fixed mounting of car support (4) has connecting block (5), the left side fixed mounting on mounting panel (1) top has motor frame (6), the inside fixed mounting of motor frame (6) has hauler (7), the output shaft fixed mounting of hauler (7) has traction sheave (8), the top fixed mounting of fixed cover (9) and mounting panel (1) is passed through on the right side of traction sheave (8), the outside cover of traction sheave (8) is equipped with wire rope (10), the bottom of the steel wire rope (10) downwards passes through the middle of the mounting plate (1) and is fixedly connected with the connecting block (5), two sensors (11) are fixedly mounted on one opposite sides of the guide rails (2), a brake (12) connected with the steel wire rope (10) is fixedly mounted at the middle of the top end of the mounting plate (1) and at the bottom of the traction sheave (8), a speed limiter (13) is fixedly mounted on the right side of the top end of the mounting plate (1), a speed limiting strip (14) is fixedly mounted at the top of the right side of the car support (4), the speed limiter (13) is fixedly connected with the speed limiting strip (14) through a speed limiting cable (15), an emergency braking device (16) is fixedly mounted at the middle of the bottom end of the mounting plate (1), a guide wheel (17) connected with the steel wire rope (10) is fixedly mounted at the rear side of the top end of the mounting plate (1), and a counterweight, a counterweight frame (19) is movably mounted inside the counterweight guide rail (18), and one end, far away from the guide wheel (17), of the steel wire rope (10) penetrates through the mounting plate (1) downwards and is fixedly connected with the counterweight frame (19).
2. The elevator car is with protecting device against shock top of claim 1, characterized in that emergency braking device (16) includes mount (161) of fixed mounting in the mounting panel (1) bottom left and right sides, two equal fixed mounting in the inside of mount (161) has brake motor (162), two equal fixed mounting of output shaft of brake motor (162) has threaded rod (163), the bottom of mounting panel (1) just is located the rear side fixed mounting of wire rope (10) has baffle (164), two the one end that brake motor (162) were kept away from to threaded rod (163) all with baffle (164) swing joint, two the middle part movable mounting of threaded rod (163) has pressure strip (165).
3. An anti-roof protection device for an elevator car according to claim 1, characterized in that a control cabinet is fixedly mounted on the top end of the mounting plate (1), and the control cabinet is connected with each moving unit through a wire.
4. An anti-top-impact protection device for an elevator car as defined in claim 1, wherein a tension pulley is fixedly mounted on the bottom of the right guide rail (2), and the bottom end of the speed-limiting rope (15) is movably sleeved on the tension pulley.
5. The roof impact protection device for the elevator car according to claim 1, wherein a plurality of counter weight blocks are fixedly installed inside the counterweight housing (19), and each counter weight block is an elongated iron plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921177056.9U CN210260768U (en) | 2019-07-25 | 2019-07-25 | Top-impact-prevention protection device for elevator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921177056.9U CN210260768U (en) | 2019-07-25 | 2019-07-25 | Top-impact-prevention protection device for elevator car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210260768U true CN210260768U (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921177056.9U Active CN210260768U (en) | 2019-07-25 | 2019-07-25 | Top-impact-prevention protection device for elevator car |
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| CN (1) | CN210260768U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775222A (en) * | 2021-09-15 | 2021-12-10 | 安徽鸿杰威尔停车设备有限公司 | Improved generation intelligence garage parking is with dragging lift system |
| CN114030966A (en) * | 2021-11-24 | 2022-02-11 | 徐非凡 | Multiple protection device for coping with roof impact condition of car elevator |
| CN115352973A (en) * | 2022-08-05 | 2022-11-18 | 伊萨智能电梯有限公司 | Intelligent elevator with face recognition function |
-
2019
- 2019-07-25 CN CN201921177056.9U patent/CN210260768U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775222A (en) * | 2021-09-15 | 2021-12-10 | 安徽鸿杰威尔停车设备有限公司 | Improved generation intelligence garage parking is with dragging lift system |
| CN114030966A (en) * | 2021-11-24 | 2022-02-11 | 徐非凡 | Multiple protection device for coping with roof impact condition of car elevator |
| CN115352973A (en) * | 2022-08-05 | 2022-11-18 | 伊萨智能电梯有限公司 | Intelligent elevator with face recognition function |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220301 Address after: 314001 Room 301, building 9, No. 1332, Wanguo Road, Jiaxing Economic and Technological Development Zone, Zhejiang Province Patentee after: Zhejiang Sujie Elevator Co.,Ltd. Address before: 610200 Shuangliu Southwest Airport Economic Development Zone, Chengdu, Sichuan Province Patentee before: CHENGDU XIZI TRUST TECHNOLOGY Co.,Ltd. |