CN217676198U - Construction elevator safety self-diagnosis device - Google Patents
Construction elevator safety self-diagnosis device Download PDFInfo
- Publication number
- CN217676198U CN217676198U CN202221360343.5U CN202221360343U CN217676198U CN 217676198 U CN217676198 U CN 217676198U CN 202221360343 U CN202221360343 U CN 202221360343U CN 217676198 U CN217676198 U CN 217676198U
- Authority
- CN
- China
- Prior art keywords
- elevator
- controller
- sensor
- safety self
- diagnosis device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The utility model provides a safety self-diagnosis device for a construction elevator, which comprises a speed sensor, a motor current transformer, a weight sensor, a brake current transformer, a relay, an RS485 interface, a human-computer interaction interface and an audible and visual alarm, wherein the speed sensor, the motor current transformer, the weight sensor, the brake current transformer, the relay, the RS485 interface, the human-computer interaction interface and the audible and visual alarm are electrically connected with a controller; the elevator is monitored in real time and automatically controlled, and the use safety is improved.
Description
Technical Field
The utility model relates to an engineering equipment field especially relates to a construction elevator safety is from diagnostic device.
Background
The lifter is important equipment in the construction process of building engineering, is used for realizing the transportation of materials, personnel and equipment, and ensures that the reliable operation of the lifter is the key of safe production. Wherein construction elevator includes: ground structure, cage, guide rail frame and electrically controlled device, guide rail frame and ground structure fixed connection and vertical setting, cage sliding connection is in guide rail frame one side, and electrically controlled device fixes at guide rail frame opposite side and is connected with the cage, and electrically controlled device drives the cage through the motor and reciprocates along guide rail frame, realizes the transportation.
The control of the lifting speed of the elevator is also very important, if the speed exceeds a standard value, lifting overwinding accidents, steel wire rope breakage accidents and cage falling accidents can be caused, and great threats can be brought to personal safety. It is therefore essential to the measurement and the inspection and control of the hoisting speed and the hoisting stroke of the hoisting machine.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of construction elevator safety is from diagnostic device, the main technical problem who solves is: the elevator can be monitored in real time and automatically controlled, and the use safety is improved.
In order to solve the technical problem, the utility model provides a construction elevator safety is from diagnostic device, include:
the speed sensor, the motor current transformer, the weight sensor, the brake current transformer, the relay, the RS485 interface, the human-computer interaction interface and the audible and visual alarm are in electrical signal connection with the controller;
the speed sensor is used for measuring the ascending speed and the descending speed of the elevator in the running process;
the motor current transformer is used for measuring the working current of each driving motor;
the weight sensor is used for measuring the load size of the elevator;
the brake current transformer is used for measuring the working current of the brake electromagnetic coil;
the relay is used for controlling the ascending, descending and stopping of the elevator;
the RS485 interface is used for the controller to exchange data with external equipment;
the human-computer interaction interface is used for displaying state data of the elevator;
the audible and visual alarm comprises an audible alarm and a light alarm and is used for giving an alarm when receiving the alarm signal of the controller.
Further, the safety self-diagnosis device for the construction hoist further includes: the infrared sensor is in electrical signal connection with the controller, and comprises a first infrared sensor arranged at the bottom of a lifting cage of the elevator and a second infrared sensor arranged at the top of the lifting cage, and the first infrared sensor is used for detecting a first distance between the lifting cage and the ground and sending the first distance to the controller; and the second infrared sensor is used for detecting a second distance between the lifting cage and the top of the lifter and sending the second distance to the controller.
Further, the safety self-diagnosis device for the construction hoist further includes: the acceleration sensor and the temperature sensor are in electrical signal connection with the controller, and the acceleration sensor is used for detecting the acceleration of the elevator and sending the acceleration to the controller; the temperature sensor detects the temperature of the brake disc of the elevator and sends the temperature to the controller.
Furthermore, the sound alarm is a buzzer, and the light alarm is a red LED lamp.
Furthermore, the safety self-diagnosis device for the construction elevator further comprises radio frequency electronic tags and radio frequency card readers, wherein the radio frequency electronic tags are arranged in safety helmets worn by project constructors, each radio frequency electronic tag is used for writing identity information of the corresponding project constructors in advance, and the radio frequency card readers are connected with the controller in an electric signal mode, arranged in the elevator lifting cage and used for reading and identifying the identity information of personnel entering the lifting cage.
Furthermore, the safety self-diagnosis device for the construction elevator further comprises four first vibration sensors, wherein two of the first vibration sensors are arranged on the front end cover of the motor, the other two first vibration sensors are arranged on the rear end cover of the motor, and the induction ends of the two first vibration sensors arranged on the front end cover and the rear end cover of the motor respectively correspond to the radial direction and the axial direction of a motor rotor and are used for measuring vibration signals of the rotor in the radial direction and the axial direction.
Furthermore, the safety self-diagnosis device for the construction elevator further comprises four second vibration sensors, wherein two of the second vibration sensors are arranged on the end cover at the input end of the speed reducer, and the other two vibration sensors are arranged on the end cover at the output end of the speed reducer; the sensing ends of the two second vibration sensors arranged on the end cover of the input end of the speed reducer respectively correspond to the radial direction and the axial direction of the input shaft of the speed reducer and are used for measuring vibration signals of the input shaft of the speed reducer in the radial direction and the axial direction; the sensing ends of the two second vibration sensors arranged on the end cover of the output end of the speed reducer respectively correspond to the radial direction and the axial direction of the output shaft of the speed reducer and are used for measuring vibration signals of the output shaft of the speed reducer in the radial direction and the axial direction.
The utility model has the advantages that:
according to the utility model provides a construction elevator safety self-diagnosis device, including the speedtransmitter, the motor current transformer, the weight sensor, the stopper current transformer, the relay, the RS485 interface, the human-computer interaction interface and the audible-visual annunciator that are connected with the controller electrical signal; the elevator is monitored in real time and automatically controlled, and the use safety is improved.
Drawings
Fig. 1 is a schematic structural view of a safety self-diagnosis device of a construction hoist according to the present invention;
fig. 2 is another kind of construction elevator safety self-diagnosis device structure sketch map of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings by the following detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The first embodiment is as follows:
please refer to fig. 1, the utility model provides a construction elevator safety is from diagnostic device, include:
the speed sensor, the motor current transformer, the weight sensor, the brake current transformer, the relay, the RS485 interface, the human-computer interaction interface and the audible and visual alarm are in electrical signal connection with the controller;
the speed sensor is used for measuring the ascending speed and the descending speed of the elevator in the running process;
the motor current transformer is used for measuring the working current of each driving motor;
the weight sensor is used for measuring the load of the elevator;
the brake current transformer is used for measuring the working current of the brake electromagnetic coil;
the relay is used for controlling the lifting and descending of the lifter to stop;
the RS485 interface is used for the controller to exchange data with external equipment;
the human-computer interaction interface is used for displaying the state data of the elevator;
the audible and visual alarm comprises an audible alarm and a light alarm and is used for giving an alarm when receiving an alarm signal of the controller.
The utility model discloses in other embodiments, construction elevator safety is from diagnostic device still includes: the infrared sensor is in electrical signal connection with the controller, and comprises a first infrared sensor arranged at the bottom of a lifting cage of the elevator and a second infrared sensor arranged at the top of the lifting cage, and the first infrared sensor is used for detecting a first distance between the lifting cage and the ground and sending the first distance to the controller; the second infrared sensor is used for detecting a second distance between the lifting cage and the top of the lifter and sending the second distance to the controller.
In other embodiments of the utility model, the construction elevator safety self-diagnosis device further comprises an acceleration sensor and a temperature sensor which are electrically connected with the controller, wherein the acceleration sensor is used for detecting the acceleration of the elevator and sending the acceleration to the controller; the temperature sensor detects the temperature of the brake disc of the elevator and sends the temperature to the controller.
The infrared sensor, the acceleration sensor and the temperature sensor acquire relevant data in real time and transmit the data to the controller, and the controller analyzes the acquired data and gives an alarm by controlling the sound alarm and the light alarm.
In this embodiment, buzzer can be chooseed for use to the audible alarm, and red LED lamp can be chooseed for use to the light alarm. For example, when the temperature sensor acquires that the temperature of the elevator brake disc is too high, a certain potential safety hazard exists, and at the moment, the buzzer alarms and the red LED lamp flashes.
Similarly, the acceleration of the elevator cage, whether it is ascending or descending, should be within a safe range, and when the acceleration exceeds a set range, the performance limit of the elevator may be exceeded, so that there is a high safety risk that the controller controls the sound alarm and the light alarm to trigger an alarm.
First infrared sensor and second infrared sensor are used for measuring the relative distance between lifting cage and ground and the lift top, and the motion of lifting cage should be limited between ground and the bottom, if surpass the motion range, will lead to promoting overwinding accident, wire rope fracture accident, cage accident etc. and this embodiment guarantees the lift and transports in the safety space within range through detecting the relative distance between lifting cage and ground and the lift top, guarantees the security of lift.
The human-computer interaction interface is in electric signal connection with the controller and is used for displaying the state data of the elevator in real time. In this embodiment, the human-computer interface may be implemented by the monitor, and may be disposed inside the lift cage for an operator or a passenger to know the state of the lift in real time, such as information about the rising height, the speed, the acceleration, the safety prompt, and the abnormal situation.
The utility model discloses an in other embodiments, still include radio frequency electronic tags and radio frequency card reader, wherein place the safety helmet that the project constructor wore in the radio frequency electronic tags in, every radio frequency electronic tags is used for writing in advance corresponding project constructor's identity information respectively, radio frequency card reader and controller electric signal connection, radio frequency card reader set up in the hoisting cage for read the personnel's information that discernment got into in the hoisting cage.
Constructors wear safety helmets with built-in radio frequency electronic tags, when entering a lifting cage, a radio frequency card reader installed in the lifting cage can read and identify, on one hand, the number of people taking in the current lifting cage can be counted, overweight is avoided, on the other hand, the specific identity information of the constructors can be acquired by reading the radio frequency electronic tags, and therefore each constructor can be monitored in a construction site.
In order to realize not centering, being connected not hard up, the assembly is improper to the rotor and the shaft coupling of motor, fault such as gear or bearing inefficacy damage carry out intelligent recognition, guarantee system security in the other embodiments of the utility model, construction elevator safety is from diagnostic device still includes four first vibration sensors, and wherein two settings are on the front end housing of motor, and two other settings are on the rear end housing of motor, and the induction end of two first vibration sensors that set up on the front end housing of motor and the rear end housing should correspond with electric motor rotor's radial direction and axial direction respectively for measure the rotor at radial and axial direction's vibration signal.
For example, the two first vibration sensors arranged on the front end cover of the motor have sensing ends perpendicular to each other, wherein the sensing end of one sensor faces the outer wall of the rotor, and the sensing end of the other sensor is attached to the outer wall of the rotor and is parallel to the axial direction of the rotor. Similarly, the two first vibration sensors arranged on the rear end cover of the motor are also arranged in this way.
In other embodiments of the present invention, the safety self-diagnosis device for a construction hoist further comprises four second vibration sensors, two of which are disposed on the end cap of the input end of the speed reducer, and the other two of which are disposed on the end cap of the output end of the speed reducer; the sensing ends of the two second vibration sensors arranged on the end cover of the input end of the speed reducer respectively correspond to the radial direction and the axial direction of the input shaft of the speed reducer and are used for measuring vibration signals of the input shaft of the speed reducer in the radial direction and the axial direction; the induction ends of the two second vibration sensors arranged on the end cover of the output end of the speed reducer respectively correspond to the radial direction and the axial direction of the output shaft of the speed reducer and are used for measuring vibration signals of the output shaft of the speed reducer in the radial direction and the axial direction.
For example, the sensing ends of two second vibration sensors arranged on the end cover of the input end of the speed reducer are perpendicular to each other, wherein the sensing end of one second vibration sensor is over against the outer wall of the input end (i.e. the radial direction of the input shaft), and the sensing end of the other second vibration sensor is attached to the outer wall of the input shaft and is parallel to the axial direction of the input shaft (i.e. the axial direction of the input shaft); similarly, the two second vibration sensors arranged on the end cover of the output end of the speed reducer can also be arranged in the mode and used for measuring the vibration signals of the output shaft of the speed reducer in the radial direction and the axial direction. Through the second vibration sensor, the intelligent identification of faults such as misalignment, loose connection, improper assembly, failure and damage of a gear or a bearing and the like of the rotor and the coupler of the speed reducer can be realized.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (7)
1. A safety self-diagnosis device for a construction elevator is characterized by comprising a speed sensor, a motor current transformer, a weight sensor, a brake current transformer, a relay, an RS485 interface, a human-computer interaction interface and an audible and visual alarm, wherein the speed sensor, the motor current transformer, the weight sensor, the brake current transformer, the relay, the RS485 interface, the human-computer interaction interface and the audible and visual alarm are in electrical signal connection with a controller;
the speed sensor is used for measuring the ascending speed and the descending speed in the running process of the elevator;
the motor current transformer is used for measuring the working current of each driving motor;
the weight sensor is used for measuring the load size of the elevator;
the brake current transformer is used for measuring the working current of the brake electromagnetic coil;
the relay is used for controlling the ascending, descending and stopping of the elevator;
the RS485 interface is used for the controller to exchange data with external equipment;
the human-computer interaction interface is used for displaying the state data of the elevator;
the audible and visual alarm comprises an audible alarm and a light alarm and is used for giving an alarm when receiving the alarm signal of the controller.
2. The construction elevator safety self-diagnosis apparatus as set forth in claim 1, wherein the construction elevator safety self-diagnosis apparatus further comprises: the infrared sensor is in electrical signal connection with the controller, and comprises a first infrared sensor arranged at the bottom of a lifting cage of the elevator and a second infrared sensor arranged at the top of the lifting cage, and the first infrared sensor is used for detecting a first distance between the lifting cage and the ground and sending the first distance to the controller; and the second infrared sensor is used for detecting a second distance between the lifting cage and the top of the lifter and sending the second distance to the controller.
3. The construction elevator safety self-diagnosis device according to claim 2, wherein the construction elevator safety self-diagnosis device further comprises: the acceleration sensor and the temperature sensor are in electrical signal connection with the controller, and the acceleration sensor is used for detecting the acceleration of the elevator and sending the acceleration to the controller; the temperature sensor detects the temperature of the brake disc of the elevator and sends the temperature to the controller.
4. The safety self-diagnosis device for the construction elevator according to claim 3, wherein the audible alarm is a buzzer, and the light alarm is a red LED lamp.
5. The construction elevator safety self-diagnosis device according to any one of claims 1 to 4, further comprising radio frequency electronic tags and radio frequency card readers, wherein the radio frequency electronic tags are built in safety helmets worn by project constructors, each radio frequency electronic tag is used for writing in identity information of the constructors corresponding to the projects in advance, and the radio frequency card readers are in electrical signal connection with the controller, are arranged in the elevator cage, and are used for reading and identifying identity information of personnel entering the elevator cage.
6. The construction elevator safety self-diagnosis device according to claim 5, further comprising four first vibration sensors, two of which are provided on the front end cap of the motor and the other two of which are provided on the rear end cap of the motor, and the sensing ends of the two first vibration sensors provided on the front end cap and the rear end cap of the motor correspond to the radial direction and the axial direction of the rotor of the motor, respectively, for measuring vibration signals of the rotor in the radial and axial directions.
7. The construction elevator safety self-diagnosis device according to claim 6, further comprising four second vibration sensors, two of which are provided on the end cap of the input terminal of the decelerator and the other two of which are provided on the end cap of the output terminal of the decelerator; the induction ends of the two second vibration sensors arranged on the end cover of the input end of the speed reducer respectively correspond to the radial direction and the axial direction of the input shaft of the speed reducer and are used for measuring vibration signals of the input shaft of the speed reducer in the radial direction and the axial direction; the induction ends of the two second vibration sensors arranged on the end cover of the output end of the speed reducer respectively correspond to the radial direction and the axial direction of the output shaft of the speed reducer and are used for measuring vibration signals of the output shaft of the speed reducer in the radial direction and the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221360343.5U CN217676198U (en) | 2022-06-01 | 2022-06-01 | Construction elevator safety self-diagnosis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221360343.5U CN217676198U (en) | 2022-06-01 | 2022-06-01 | Construction elevator safety self-diagnosis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217676198U true CN217676198U (en) | 2022-10-28 |
Family
ID=83704759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221360343.5U Active CN217676198U (en) | 2022-06-01 | 2022-06-01 | Construction elevator safety self-diagnosis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217676198U (en) |
-
2022
- 2022-06-01 CN CN202221360343.5U patent/CN217676198U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2583928B1 (en) | Elevator system | |
| CN106744116A (en) | A kind of building hoist security monitoring management system | |
| CN103274303B (en) | Control method for hoisting machinery safety monitoring and management system | |
| CN108439115B (en) | Intelligent safety maintenance system for elevator without machine room and control method thereof | |
| CN105026297B (en) | For the method and apparatus for the security for monitoring counter weight type elevator | |
| CN104118814B (en) | Mining inclined roadway conveyance monitoring system and method based on radio-frequency technique | |
| CN217676198U (en) | Construction elevator safety self-diagnosis device | |
| CN105804466A (en) | Vertical circulating stereoscopic parking lot | |
| CN208980233U (en) | A kind of concrete mixing plant intelligent diagnostics hoisting system | |
| CN114789953A (en) | Construction elevator safety self-diagnosis device | |
| JP5120803B2 (en) | Elevator data collection system | |
| CN112623917A (en) | In-tank danger identification device and method | |
| CN216763955U (en) | Building hoist safety monitoring early warning terminal and system | |
| CN104418206A (en) | Multifunctional safety monitoring system for construction hoist | |
| CN217076638U (en) | Mine hoist monitoring system | |
| CN104129692A (en) | Novel safety-supervision recorder for buildings | |
| CN202369222U (en) | Safety monitoring recorder of lift | |
| CN205973337U (en) | Lift -cabin door leaves accident and prevents device | |
| CN212844393U (en) | Elevator safety monitoring system | |
| CN205397747U (en) | Elevator equipment controlling means | |
| CN205580508U (en) | Hoist engine safety precaution system | |
| CN212832233U (en) | Elevator guide rail frame safety early warning system based on cloud platform | |
| CN210884968U (en) | Intelligent crane remote control device and system | |
| CN215402438U (en) | Construction elevator row control system | |
| CN203513007U (en) | Loss evaluation device of pull type elevator cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |