CN213011405U - Construction elevator prevents weighing down breaker detection device - Google Patents
Construction elevator prevents weighing down breaker detection device Download PDFInfo
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- CN213011405U CN213011405U CN202021431948.XU CN202021431948U CN213011405U CN 213011405 U CN213011405 U CN 213011405U CN 202021431948 U CN202021431948 U CN 202021431948U CN 213011405 U CN213011405 U CN 213011405U
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Abstract
The utility model relates to a construction elevator anti-falling safety device detection device, which comprises an underframe, a driving motor, a speed reducer, a torque and speed sensor and an anti-falling device mounting bracket, wherein the driving motor, the speed reducer, the torque and speed sensor and the anti-falling device mounting bracket are arranged on the underframe; the flywheel is characterized by also comprising a coupling type flywheel which consists of a first coupling shaft part, a second coupling shaft part and a flywheel body, wherein the first coupling shaft part and the second coupling shaft part are fixedly connected through a connecting piece, and the flywheel body is annularly sleeved on the periphery of the second coupling shaft part; the first coupling shaft part is connected with the driving motor, and the second coupling shaft part is connected with the speed reducer; one side of the torque and rotation speed sensor is connected with an output shaft of the speed reducer, and the other side of the torque and rotation speed sensor is connected with the detected anti-falling safety device; the driving motor is automatically controlled by an electric control system, and a torque and rotating speed signal measured by a torque and rotating speed sensor is transmitted to an upper computer. The device has few transmission parts, ensures the coaxiality of the high-speed rotating part and the dynamic balance of the equipment, improves the detection precision and the service life of the equipment, has small volume and light weight, and can provide the door-to-door detection service for users.
Description
Technical Field
The utility model belongs to the technical field of engineering machine tool, concretely relates to construction elevator prevents weighing down breaker detection device.
Background
The construction elevator is provided with an anti-falling safety device to ensure the safety of the operation of the equipment. The anti-falling safety device is generally a cone-drum-shaped progressive anti-falling safety device, and mainly comprises a transmission gear, a cone-drum-shaped inner shell, a cone-drum-shaped outer shell, a centrifugal speed limiting device (comprising a centrifugal block and a centrifugal block seat) arranged in the inner shell, and a disc spring which is sleeved at the tip end of the inner shell and is limited by a compression nut and the outer shell. When the lifting cage is used on a lifting machine, the transmission gear is meshed with a rack on the lifting machine, the centrifugal speed limiting device is driven to rotate through the transmission shaft, when the downward running speed of the lifting cage exceeds the rated speed, the centrifugal block is thrown outwards and clamped on the conical drum-shaped inner shell and drives the conical drum-shaped inner shell to rotate, the pressing force of the belleville spring is increased, the pressing force of the friction surfaces of the inner shell and the outer shell is gradually increased, meanwhile, the braking torque is gradually increased until the lifting cage stops moving, and therefore the purpose of stable braking is achieved. Because the anti-falling safety device is an important device for ensuring the safe operation of the construction elevator, the working performance of the anti-falling safety device must be ensured and is detected at least once every year according to the standard requirement.
At present, devices for detecting the working performance of an elevator anti-falling safety device are generally installed on a detection mechanism and are fixed due to large volume and weight. The existing detection device for the anti-falling safety device comprises a speed reducer 4, wherein one end of an input shaft of the speed reducer 4 is connected with a driving motor through a coupling 3, and the other end of the input shaft is sequentially connected with a coupling 5, a bearing support 6, a load flywheel 7 and a bearing support 8; the output shaft of the speed reducer 4 is connected with the coupling 9, the torque and speed sensor 10, the coupling 11, the transition bearing seat 12 and the connecting gear sleeve 13 in sequence, and the detection equipment has a plurality of components and large volume and weight, so that the detection equipment is inconvenient to move to different places for use. When a user detects the anti-falling safety device, the anti-falling safety device needs to be detached from the construction elevator and is sent to the detection mechanism for detection, the process of sending and taking the safety device is time-consuming and labor-consuming, the start-up of the construction elevator is delayed, and inconvenience is brought to the user.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a defect that current construction elevator prevents weighing down breaker detection device is not convenient for remove, provide a small, light in weight, can be used to fixed mounting and detect at detection mechanism, also applicable in on-vehicle, for the user provide the detection device that the construction elevator prevents weighing down the breaker of detection service of going to the door.
In order to achieve the purpose, the technical scheme adopted by the utility model is to provide a construction elevator anti-falling safety device detection device, which comprises an underframe, a driving motor, a speed reducer, a torque and speed sensor and an anti-falling device mounting bracket, wherein the driving motor, the speed reducer, the torque and speed sensor and the anti-falling device mounting bracket are arranged on the underframe; the method is characterized in that: the flywheel is characterized by also comprising a coupling type flywheel, wherein the coupling type flywheel consists of a first coupling shaft part, a flywheel body and a second coupling shaft part, the first coupling shaft part and the second coupling shaft part are connected and fixed through a connecting piece, and the flywheel body is annularly sleeved on the periphery of the second coupling shaft part; a first coupling part of the coupling type flywheel is connected with a power shaft of a driving motor, and a second coupling part is connected with an input shaft of a speed reducer; a rotating shaft on one side of the torque and rotating speed sensor is connected with an output shaft of the speed reducer through a coupling, a connecting gear sleeve is sleeved on the rotating shaft on the other side of the torque and rotating speed sensor, and the connecting gear sleeve is meshed and connected with a transmission gear of a falling protector arranged on a falling protector mounting bracket; the driving motor is automatically controlled by an electrical control system to start and stop, and a torque and rotating speed sensor is connected with an upper computer and transmits measured torque and rotating speed signals to the upper computer.
The flywheel body and the second coupling part of the coupling type flywheel are of an integrated structure. The coupling type flywheel has the function of a coupling, has the function of a flywheel, greatly reduces the length of the detection device, reduces the transmission parts of the detection device, ensures the coaxiality of a high-speed rotating part and the dynamic balance of equipment more easily, and improves the detection precision and the service life of the equipment.
The speed reducer be ZLY200 type speed reducer, the central distance is little, has reduced the utility model discloses detection device's radial distance.
The utility model relates to a construction elevator prevents weighing down breaker detection device still is equipped with the switch board on the chassis, and above-mentioned driving motor, coupling formula flywheel, speed reducer, torque speed sensor set up at the internal of cabinet of switch board, and check out test set's rotary part setting has guaranteed operating personnel's safety in narrow and small space at the internal of cabinet.
The electric control system and the instruments and instruments used together with the electric control system are arranged in the control cabinet, so that the space is further saved.
The utility model discloses construction elevator prevents weighing down breaker detection device's theory of operation, its testing process prevent weighing down the process that the breaker braked when just simulating the cage falls, and high-speed rotatory coupling formula flywheel is the energy when simulating the cage and falling.
When detection is carried out, the anti-falling safety device is arranged on the anti-falling safety device mounting bracket, and a transmission gear of the anti-falling safety device is meshed with the connecting gear sleeve. And starting the driving motor, rotating the coupling type flywheel and simultaneously driving the input shaft of the speed reducer to rotate. Along with the increase of the speed, when the speed of an output shaft of the speed reducer reaches the calibrated speed of the anti-falling safety device, the anti-falling safety device brakes, the driving motor automatically cuts off a power supply by the electric control board, at the moment, a centrifugal block on the centrifugal speed limiting device of the anti-falling safety device is thrown outwards and clamped on the conical drum-shaped inner shell and drives the conical drum-shaped inner shell to rotate, at the moment, the pressing force of the belleville spring is increased, so that the pressing force of the friction surfaces of the inner shell and the outer shell is gradually increased, meanwhile, the braking torque is gradually increased, at the moment, the coupling type flywheel continues to rotate due to inertia, and the anti. In the process, the torque and rotating speed signals are measured by the torque and rotating speed sensor and are uploaded to the upper computer. The upper computer is provided with special testing software, collects signals of the torque and rotating speed sensor and automatically judges whether the detected anti-falling safety device is qualified or not. The upper computer software has the functions of data storage, query, detection report, detection label printing output and the like.
The utility model has the advantages that: the utility model discloses construction elevator prevents weighing down breaker detection device has adopted the shaft coupling formula flywheel structure that has originality, and a part has the effect of shaft coupling promptly, has the function of traditional flywheel again, has greatly reduced detection device's length, has also reduced the drive disk assembly of driving chain simultaneously, guarantees high-speed rotary part's axiality and the dynamic balance of equipment more easily, has improved the detection precision and the life of equipment.
The utility model discloses detection device is small, light in weight, can be used to fixed mounting and detect at detection mechanism, also is applicable to on-vehicle, for the user provides the detection service of going to the door, has saved the time of sending and taking a sample of user, facilitates for the user.
Drawings
FIG. 1 is a reference diagram of a conventional fall arrest safety device for a construction hoist;
FIG. 2 is a schematic structural view of the anti-falling safety device detection device of the construction hoist of the utility model;
FIG. 3 is an axial cross-sectional view of the coupling type flywheel of the present invention;
description of reference numerals:
FIG. 1 depicts the following: 1 chassis 2 drive motor 3 coupling 4 JZQ500 speed reducer
5 coupling 6 bearing support 7 load flywheel 8 bearing support 9 coupling
10 torque speed sensor 11 coupling 12 transition bearing seat 13 connecting gear sleeve
14 a fall arrester mounting bracket;
figures 2-3 reference numbers illustrate: 1 underframe 2 falling protector mounting bracket 3 driving motor
4-coupling type flywheel 41 first coupling part 42 flywheel body 43 second coupling part
The 6 speed reducer 6 is connected with a coupling 7 and a torque and speed sensor 8, and is connected with a gear sleeve.
Detailed Description
The present invention will be described in further detail with reference to fig. 2 to 3.
As shown in fig. 2 and 3, the detection device for the anti-falling safety device of the construction elevator comprises an underframe 1, a driving motor 3, a speed reducer 5, a torque and rotation speed sensor 7 and an anti-falling device mounting bracket 2, wherein the driving motor 3, the speed reducer 5 and the torque and rotation speed sensor 7 are mounted on the underframe 1; the flywheel is characterized by further comprising a coupling type flywheel 4, wherein the coupling type flywheel 4 is composed of a first coupling part 41, a flywheel body 42 and a second coupling part 43, the first coupling part 41 and the second coupling part 43 are connected and fixed through a connecting piece, and the flywheel body 42 is annularly sleeved on the periphery of the second coupling part 43; the first coupling part 41 is connected with a power shaft of the driving motor 3, the second coupling part 43 is connected with an input shaft of the speed reducer 5, an output shaft of the speed reducer 5 is connected with a shaft at one side of the torque and rotation speed sensor 7 through a coupling 6, a connecting gear sleeve 8 is sleeved on a shaft at the other side of the torque and rotation speed sensor 7, and when the anti-falling safety device is detected, the connecting gear sleeve 8 is meshed with a transmission gear of the anti-falling safety device arranged on the anti-falling safety device mounting bracket 2; the driving motor 3 is connected with an electric control system through a circuit, the electric control panel controls the starting and stopping actions of the driving motor, the torque and rotating speed sensor 7 is connected with an upper computer, and collected signals are transmitted to the upper computer. The upper computer is provided with special testing software, collects signals of the torque and rotating speed sensor and automatically judges whether the detected anti-falling safety device is qualified or not. The utility model discloses detection device's speed reducer 5 adopts ZLY200 type speed reducer, and this kind of speed reducer center distance is little, has reduced the utility model discloses detection device's radial distance.
The utility model discloses still be equipped with the switch board on detection device's the chassis, above-mentioned driving motor 3, coupling formula flywheel 4, speed reducer 5, torque speed sensor 7 set up at the internal of the cabinet of switch board, and check out test set's rotary part setting has guaranteed operating personnel's safety in narrow and small space at the internal of cabinet.
The electric control system and the instruments and instruments used together with the electric control system are also arranged in the control cabinet, so that the space is further saved.
The utility model discloses detection device of construction elevator anti-falling safety ware, its testing process are the process of anti-falling safety ware braking when the simulation cage falls, and high-speed rotatory coupling formula flywheel 4 is the energy when the simulation cage falls. When detection is carried out, the anti-falling safety device is arranged on the anti-falling safety device mounting bracket 2, and a transmission gear of the anti-falling safety device is meshed with the connecting gear sleeve 8. And starting the driving motor 3, rotating the coupling type flywheel 4 and simultaneously driving the input shaft of the speed reducer to rotate. Along with the increase of the speed, when the speed of an output shaft of the speed reducer reaches the calibrated speed of the anti-falling safety device, the anti-falling safety device brakes, the driving motor 3 is automatically powered off by the electric control board, at the moment, a centrifugal block on the centrifugal speed limiting device of the anti-falling safety device opens under the action of centrifugal force, the centrifugal block is thrown outwards and clamped on the conical drum-shaped inner shell and drives the conical drum-shaped inner shell to rotate, at the moment, the pressing force of the belleville spring is increased, the pressing force of the friction surfaces of the inner shell and the outer shell is gradually increased, meanwhile, the braking torque is gradually increased, at the moment, the coupling type flywheel 4 continues to rotate due to inertia, and the anti-falling. In the process, the torque and rotating speed signals are measured by the torque and rotating speed sensor 7 and are uploaded to the upper computer. The upper computer is provided with special testing software, collects signals of the torque and rotating speed sensor and automatically judges whether the detected anti-falling safety device is qualified or not. The upper computer software has the functions of data storage, query, detection report, detection label printing output and the like.
The utility model adopts the shaft coupling type flywheel structure with originality, greatly reduces the length and the weight of the detection device, and ensures that the detection device has the advantages of small volume and light weight, can be fixedly arranged on a detection mechanism for detection, can be suitable for vehicle-mounted and is convenient for providing the user with the door-to-door detection service; compared with the prior art, the detection device reduces the transmission parts of the transmission chain, ensures the coaxiality of the high-speed rotating part and the dynamic balance of the equipment more easily, and improves the detection precision and the service life of the equipment.
Claims (4)
1. A detection device for an anti-falling safety device of a construction elevator comprises an underframe, a driving motor, a speed reducer, a torque and rotation speed sensor and an anti-falling device mounting bracket, wherein the driving motor, the speed reducer, the torque and rotation speed sensor and the anti-falling device mounting bracket are mounted on the underframe; the method is characterized in that: the flywheel is characterized by also comprising a coupling type flywheel, wherein the coupling type flywheel consists of a first coupling shaft part, a flywheel body and a second coupling shaft part, the first coupling shaft part and the second coupling shaft part are connected and fixed through a connecting piece, and the flywheel body is annularly sleeved on the periphery of the second coupling shaft part; a first coupling part of the coupling type flywheel is connected with a power shaft of a driving motor, and a second coupling part is connected with an input shaft of a speed reducer; a rotating shaft on one side of the torque and rotating speed sensor is connected with an output shaft of the speed reducer through a coupling, a connecting gear sleeve is sleeved on the rotating shaft on the other side of the torque and rotating speed sensor, and the connecting gear sleeve is meshed and connected with a transmission gear of a falling protector arranged on a falling protector mounting bracket; the driving motor is automatically controlled by an electrical control system to start and stop, and a torque and rotating speed sensor is connected with an upper computer and transmits measured torque and rotating speed signals to the upper computer.
2. The construction elevator anti-falling safety device detection device according to claim 1, characterized in that: the flywheel body and the second coupling part of the coupling type flywheel are of an integrated structure.
3. The construction elevator anti-falling safety device detection device according to claim 1, characterized in that: the chassis on still be equipped with the switch board, above-mentioned driving motor, coupling formula flywheel, speed reducer, torque speed sensor set up at the internal of the cabinet of switch board, check out test set's rotary part sets up at the internal of cabinet, has guaranteed operating personnel's safety in narrow and small space.
4. The construction elevator anti-falling safety device detection device according to claim 3, characterized in that: the electric control system and the instruments and instruments matched with the electric control system are also arranged in the control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021431948.XU CN213011405U (en) | 2020-07-20 | 2020-07-20 | Construction elevator prevents weighing down breaker detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021431948.XU CN213011405U (en) | 2020-07-20 | 2020-07-20 | Construction elevator prevents weighing down breaker detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213011405U true CN213011405U (en) | 2021-04-20 |
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ID=75516805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021431948.XU Active CN213011405U (en) | 2020-07-20 | 2020-07-20 | Construction elevator prevents weighing down breaker detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213011405U (en) |
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2020
- 2020-07-20 CN CN202021431948.XU patent/CN213011405U/en active Active
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