CN115783930A - Car elevator trouble emergency rescue system - Google Patents
Car elevator trouble emergency rescue system Download PDFInfo
- Publication number
- CN115783930A CN115783930A CN202211660057.5A CN202211660057A CN115783930A CN 115783930 A CN115783930 A CN 115783930A CN 202211660057 A CN202211660057 A CN 202211660057A CN 115783930 A CN115783930 A CN 115783930A
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- screw rod
- screw
- jacking
- car
- sliding table
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Abstract
The utility model provides a car elevator trouble emergency rescue system, is applied to the elevator car that has two sedan-chair top wheels, and wherein, two sedan-chair top wheels are installed on sedan-chair frame upper beam, around having wire rope on two sedan-chair top wheels, including fixed connection in the jacking device of sedan-chair frame upper beam, the jacking device is including the jacking wheel that is used for upwards jacking the position that is in between two sedan-chair top wheels with wire rope, is used for the installation the wheel carrier of jacking wheel, fixed connection be in the sedan-chair frame upper beam and with the jacking actuating mechanism that the wheel carrier is connected. According to the invention, the lift car can be lifted to the flat floor under the condition that the lift car elevator fails and the self-help rescue system cannot work normally, so that trapped people are rescued.
Description
Technical Field
The invention relates to the field of elevator rescue, in particular to a car elevator fault emergency rescue system.
Background
The elevator trouble back trapping's incident takes place occasionally, the reason that the elevator trouble takes place is that power supply system has a power failure, control system is malfunctioning, safety circuit or lock return circuit is so or other manmade reasons, and at elevator trouble people rescue in-process, to there being the computer lab elevator, adopt the mode of manual barring to carry out emergency rescue, but at the barring in-process, need correctly install the barring hand wheel, reliably fix, prevent the hand wheel landing, the personnel of declutching need at the barring again a bit of release power when afterburning on the barring wheel, and pay attention to the barring personnel condition constantly, prevent that the barring personnel is out of control or injured, in addition, rescue personnel still need correctly judge the selection that the barring went upward or is downstreaming fast, and handle the proruption condition that meets in the barring in a flexible way. The manual barring rescue personnel need to be experienced persons with specialized knowledge and formal training. In addition, when the manual barring rescue cannot be used normally, how to rescue is also a problem to be solved. At present, under the condition that a self-contained rescue system of a car elevator is locked and cannot be used, a set of feasible external rescue system is not available.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a car elevator fault emergency rescue system which can lift a car to a flat floor under the condition that the car elevator is in fault and a self-help rescue system cannot work normally, so that trapped people are rescued.
The utility model provides a car elevator trouble emergency rescue system, is applied to the elevator car that has two sedan-chair top wheels, and wherein, two sedan-chair top wheels are installed on sedan-chair frame upper beam, around having wire rope on two sedan-chair top wheels, including fixed connection in the jacking device of sedan-chair frame upper beam, the jacking device is including the jacking wheel that is used for upwards jacking the position that is in between two sedan-chair top wheels with wire rope, is used for the installation the wheel carrier of jacking wheel, fixed connection be in the sedan-chair frame upper beam and with the jacking actuating mechanism that the wheel carrier is connected.
Preferably, the jacking driving mechanism comprises a screw rod mechanism and a screw rod control motor, the screw rod mechanism comprises a screw rod seat fixedly connected to the upper beam of the car frame and a screw rod vertically arranged on the screw rod seat, a screw rod sliding table I moving along the length direction of the screw rod is arranged on the screw rod, the screw rod is driven by the screw rod control motor, and the wheel carrier I is connected to the screw rod sliding table I.
The steel wire rope jacking device is characterized in that the number of the jacking wheels is two, a lower pressing wheel is arranged between the two jacking wheels, and the lower pressing wheel is used for pressing the part, between the two jacking wheels, of the steel wire rope downwards.
The lower pressing wheel is driven by the jacking driving mechanism, a screw rod sliding table II moving along the length direction of the screw rod is further arranged on the screw rod, the moving direction of the screw rod sliding table II is opposite to that of the screw rod sliding table I, and the lower pressing wheel is installed on the screw rod sliding table II through a wheel carrier II; the screw rod comprises a first screw thread section used for installing the first screw rod sliding table and a second screw thread section used for installing the second screw rod sliding table, and the screw directions of the first screw thread section and the second screw thread section are opposite.
The screw rod control motor is arranged on the side of the screw rod seat and is not higher than the screw rod seat, the screw rod control motor is connected with the screw rod in a matching mode through a bevel gear transmission mechanism, and the bevel gear transmission mechanism comprises a driving bevel gear arranged on an output shaft of the screw rod control motor and a driven bevel gear arranged on the screw rod and meshed with the driving bevel gear.
The first screw rod sliding table is arranged on the screw rod seat in a sliding mode, and the second screw rod sliding table is arranged on the screw rod seat in a sliding mode.
The car frame upper beam comprises a front beam and a rear beam; the screw rod seat comprises a front mounting plate and a rear mounting plate, the front mounting plate is connected with the front beam, the rear mounting plate is connected with the rear beam, and the front mounting plate and the rear mounting plate are provided with vertical guide rails for mounting the first screw rod sliding table and the second screw rod sliding table.
In conclusion, the invention has the following beneficial effects:
1: according to the invention, the lift car can be lifted to the flat floor under the condition that the lift car elevator fails and the self-help rescue system cannot work normally, so that trapped people are rescued.
Drawings
FIG. 1 is a schematic structural diagram of a car elevator fault emergency rescue system;
FIG. 2 is a schematic structural diagram of a jacking device;
FIG. 3 is an exploded schematic view of the jacking device;
fig. 4 is an enlarged view of a portion a in fig. 3.
Detailed Description
The invention will be further illustrated by means of specific embodiments in the following description with reference to the drawings.
Example (b): as shown in fig. 1 to 4, the car elevator fault emergency rescue system is applied to an elevator car with two car top wheels 01, wherein the two car top wheels 01 are mounted on an upper beam 02 of a car frame, and a steel wire rope 03 is wound on the two car top wheels 01.
The emergency rescue system comprises a jacking device 1 fixedly connected with an upper beam 02 of a car frame, wherein the jacking device 1 comprises a jacking wheel 11, a wheel carrier 12 used for mounting the jacking wheel 11, and a jacking driving mechanism 13 fixedly connected with the upper beam 02 of the car frame and connected with the wheel carrier 12, the jacking wheel 11 is arranged below a steel wire rope 03 positioned between two car top wheels 01 and used for jacking the part of the steel wire rope 03 positioned between the two car top wheels 01 upwards, and the jacking driving mechanism 13 provides power for the action of the jacking wheel 11. When the elevator car breaks down, the jacking driving mechanism 13 is started, so that the jacking wheels 11 ascend, the part, between the two car top wheels 01, of the steel wire rope 03 is jacked upwards, the car is lifted to a flat floor, and trapped people are rescued.
The jacking driving mechanism 13 can be a common air cylinder, in this embodiment, the jacking driving mechanism 13 includes a screw rod mechanism 131 and a screw rod control motor 132, the screw rod mechanism 131 includes a screw rod seat 1311 fixedly connected to the car frame upper beam 02 and a screw rod 1312 vertically arranged on the screw rod seat 1311, the screw rod 1312 is provided with a first screw rod sliding table 1313 capable of moving along the length direction of the screw rod 1312, the first screw rod sliding table 1313 is in sliding fit with the screw rod seat 1311, that is, the first screw rod sliding table 1313 is slidably arranged on the screw rod seat 1311, the first wheel carrier 12 is connected to the first screw rod sliding table 1313, the screw rod 1312 is driven by the screw rod control motor 132, and the screw rod control motor 132 can accurately control the rotation angle of the screw rod, so as to accurately control the moving distance of the first screw rod sliding table 1313, and finally accurately lift the car to a flat floor.
Furthermore, the number of the jacking wheels 11 is two, and a lower pressing wheel 14 is arranged between the two jacking wheels 11, and the lower pressing wheel 14 is used for pressing the part, between the two jacking wheels 11, of the steel wire rope 03 downwards. Through pinch roller 14 and jacking wheel 11 common to the steel wire effect down, realize promoting the car to the flat bed, the benefit lies in: the jacking wheels 11 can lift the car to a flat layer without moving upwards for a large distance, and accordingly, the whole jacking device does not need to be higher than the upper beam 02 of the car frame, and the maintenance work of the car top is not influenced.
Preferably, the lower pressing wheel 14 is driven by the jacking driving mechanism 13, in order to achieve the function, the screw 1312 is further provided with a second screw rod sliding table 1314 which moves along the length direction of the screw, the moving direction of the second screw rod sliding table 1314 is opposite to the moving direction of the first screw rod sliding table 1313, the second screw rod sliding table 1314 is in sliding fit with the screw rod seat 1311, that is, the second screw rod sliding table 1314 is slidably arranged on the screw rod seat 1311, and the lower pressing wheel 14 is mounted on the second screw rod sliding table 1314 through a second wheel carrier 15. The moving directions of the second screw rod sliding table 1314 and the first screw rod sliding table 1313 enable the structure of the screw rod 1312 to be as follows: the screw 1312 comprises a first threaded section for mounting the first screw sliding table 1313 and a second threaded section for mounting the second screw sliding table 1314, the screw directions of the first threaded section and the second threaded section are opposite, and when the screw 1312 rotates, the second screw sliding table 1314 and the first screw sliding table 1313 move in opposite directions.
The mode that the second lead screw sliding table 1314 and the first lead screw sliding table 1313 are driven to move by the rotation of the same lead screw only needs to be provided with the lead screw control motor 132 for driving one lead screw, so that the whole jacking device is simplified, and the phenomenon that the overhaul work of the car roof is influenced because the whole jacking device is too large is avoided.
In order to prevent the whole jacking device from being too high, the screw rod control motor 132 is arranged at the side of the screw rod seat 1311 and is not higher than the screw rod seat 1311, the screw rod control motor 132 is mounted on the upper car frame beam 02 through a motor bracket 132-1, the screw rod control motor 132 is in fit connection with the screw rod 1312 through a bevel gear transmission mechanism, and the bevel gear transmission mechanism comprises a driving bevel gear 133 arranged on an output shaft of the screw rod control motor 132 and a driven bevel gear 134 arranged on the screw rod 1312 and meshed with the driving bevel gear 133.
The upper beam 02 of the car frame comprises a front beam and a rear beam which are arranged at intervals in the front-back direction, and the car top wheel 01 is positioned in a space between the front beam and the rear beam; the screw rod seat 1311 specifically includes a front mounting plate 13111 connected to the front beam, a rear mounting plate 13112 connected to the rear beam, and a screw rod mounting plate 13113 connected to the front mounting plate 13111 and the rear mounting plate 13112, and the front mounting plate 13111 and the rear mounting plate 13112 are both provided with vertical guide rails 13114 for mounting the first screw rod sliding table 1313 and the second screw rod sliding table 1314. The outer side surfaces of the front mounting plate 13111 and the rear mounting plate 13112 are each provided with a reinforcing plate 2 connected to the car frame upper beam 02. A support block 135 for mounting the output shaft of the control motor 132 is connected between the front mounting plate 13111 and the rear mounting plate 13112, the output shaft of the control motor 132 passes through the support block 135, the support block 135 is as close as possible to the drive bevel gear 133, and the support block 135 makes the output shaft of the control motor 132 more stable.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (7)
1. The utility model provides a car elevator trouble emergency rescue system, is applied to the elevator car that has two car top wheels (01), wherein, installs on car frame upper beam (02) two car top wheels (01), around having wire rope (03) on two car top wheels (01), its characterized in that, including fixed connection in jacking device (1) of car frame upper beam (02), jacking device (1) including be used for with wire rope (03) be in two car top wheels (01) position make progress jacking wheel (11), be used for the installation jacking wheel (11) wheel carrier (12), fixed connection of jacking wheel (11) car frame upper beam (02) and with jacking actuating mechanism (13) that wheel carrier (12) are connected.
2. The car elevator fault emergency rescue system according to claim 1, characterized in that the jacking driving mechanism (13) comprises a screw rod mechanism (131) and a screw rod control motor (132), the screw rod mechanism (131) comprises a screw rod seat (1311) fixedly connected to the car frame upper beam (02) and a screw rod (1312) vertically arranged on the screw rod seat (1311), a screw rod sliding table I (1313) moving along the length direction of the screw rod (1312) is arranged on the screw rod (1312), the screw rod (1312) is driven by the screw rod control motor (132), and the wheel carrier I (12) is connected to the screw rod sliding table I (1313).
3. The car elevator fault emergency rescue system according to claim 2, characterized in that the number of the jacking wheels (11) is two, a lower pressing wheel (14) is arranged between the two jacking wheels (11), and the lower pressing wheel (14) is used for pressing down the part of the steel wire rope (03) between the two jacking wheels (11).
4. The car elevator fault emergency rescue system according to claim 3, wherein the lower pressing wheel (14) is driven by the jacking driving mechanism (13), the screw rod (1312) is further provided with a second screw rod sliding table (1314) moving along the length direction of the screw rod, the moving direction of the second screw rod sliding table (1314) is opposite to that of the first screw rod sliding table (1313), and the lower pressing wheel (14) is installed on the second screw rod sliding table (1314) through a second wheel carrier (15); the screw rod (1312) comprises a first screw thread section for mounting the first screw rod sliding table (1313) and a second screw thread section for mounting the second screw rod sliding table (1314), and the screw directions of the first screw thread section and the second screw thread section are opposite.
5. The car elevator fault emergency rescue system according to claim 2, wherein the screw control motor (132) is arranged at the side of the screw seat (1311) and is not higher than the screw seat (1311), the screw control motor (132) is in fit connection with the screw (1312) through a bevel gear transmission mechanism, and the bevel gear transmission mechanism comprises a driving bevel gear (133) arranged on an output shaft of the screw control motor (132) and a driven bevel gear (134) arranged on the screw (1312) and meshed with the driving bevel gear (133).
6. A car elevator fault emergency rescue system as claimed in claim 4, wherein the first screw slide (1313) is slidably disposed on the screw seat (1311), and the second screw slide (1314) is slidably disposed on the screw seat (1311).
7. The car elevator fault emergency rescue system of claim 6, characterized in that the car frame upper beam (02) comprises a front beam and a rear beam; the screw rod seat (1311) comprises a front mounting plate (13111) connected with the front beam, a rear mounting plate (13112) connected with the rear beam, and a screw rod mounting plate (13113) connected with the front mounting plate (13111) and the rear mounting plate (13112), and the front mounting plate (13111) and the rear mounting plate (13112) are provided with vertical guide rails (13114) used for mounting the screw rod sliding tables I (1313) and the screw rod sliding tables II (1314).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211660057.5A CN115783930A (en) | 2022-12-23 | 2022-12-23 | Car elevator trouble emergency rescue system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211660057.5A CN115783930A (en) | 2022-12-23 | 2022-12-23 | Car elevator trouble emergency rescue system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115783930A true CN115783930A (en) | 2023-03-14 |
Family
ID=85427714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211660057.5A Pending CN115783930A (en) | 2022-12-23 | 2022-12-23 | Car elevator trouble emergency rescue system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115783930A (en) |
-
2022
- 2022-12-23 CN CN202211660057.5A patent/CN115783930A/en active Pending
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