CN110389028B - Anti-falling safety device detecting system - Google Patents
Anti-falling safety device detecting system Download PDFInfo
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- CN110389028B CN110389028B CN201910684238.3A CN201910684238A CN110389028B CN 110389028 B CN110389028 B CN 110389028B CN 201910684238 A CN201910684238 A CN 201910684238A CN 110389028 B CN110389028 B CN 110389028B
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- 238000001514 detection method Methods 0.000 claims abstract description 62
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 37
- 229910052802 copper Inorganic materials 0.000 claims abstract description 37
- 239000010949 copper Substances 0.000 claims abstract description 37
- 230000009467 reduction Effects 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000006073 displacement reaction Methods 0.000 claims abstract description 19
- 230000003993 interaction Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 26
- 230000003044 adaptive effect Effects 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 5
- 238000004088 simulation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000001012 protector Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides a detection system of an anti-falling safety device, which comprises a speed reduction transmission device, wherein one end of an input shaft of the speed reduction transmission device is connected with a detection motor, the other end of the input shaft of the speed reduction transmission device is connected with an automatic load-changing device, and one end of an output shaft of the speed reduction transmission device is connected with an automatic gear connecting device; the torque and rotation speed sensor is connected in series between the speed reduction transmission device and the automatic gear connecting device; the copper nut pre-tightening and resetting device is used for resetting the copper nut on the anti-falling safety device; the copper nut pre-tightening resetting device, the displacement sensor, the electric control system and the industrial personal computer are arranged, the starting controlled end of the detection motor is connected with the detecting motor control end of the electric control system, the load-changing controlled end of the automatic load-changing device is connected with the load-changing control end of the electric control system, and the data interaction end of the industrial personal computer is connected with the data interaction end of the electric control system. The load of the anti-falling safety device can be simulated to the maximum extent, the simulation inertia can be automatically calculated by detecting different anti-falling safety devices, and the best matched flywheel combination can be automatically adjusted.
Description
Technical Field
The invention relates to the technical field of brake detection, in particular to a falling protector detection system.
Background
The safety device of the construction hoist SAJ series is an important safety component of the construction hoist, when a cage of the hoist drops accidentally, and when the falling speed reaches the action speed of the safety device, the safety device can automatically open a braking part to stop the cage on the guide rail frame. Therefore, the method is very important to detect and calibrate the action speed, braking moment and braking distance of the series anti-falling safety device regularly. According to the standard requirement of GB/T34025-2017 'gear progressive anti-falling safety device for construction lifter', the anti-falling safety device must be subjected to factory inspection and periodic inspection in the use process.
However, the existing anti-falling safety device detection test bed cannot well simulate the braking load of the current light-load safety device and heavy-load safety device, and the detection result is affected; meanwhile, the automatic efficiency is low, the detection efficiency is affected, and the detection requirement cannot be met.
Disclosure of Invention
The invention aims to at least solve the technical problems in the prior art, and particularly creatively provides a detection system of an anti-falling safety device.
In order to achieve the above object of the present invention, the present invention provides a fall arrestor detection system including:
one end of an input shaft of the speed reduction transmission device is connected with a detection motor, power is provided for a detection test through the detection motor, the other end of the input shaft of the speed reduction transmission device is connected with an automatic load changing device and is used for transmitting the power of the detection motor to the automatic load changing device according to the original speed, and one end of an output shaft of the speed reduction transmission device is connected with an automatic gear connecting device and transmits the power to the automatic gear connecting device according to a certain speed reduction ratio;
the torque and rotation speed sensor is connected in series between the speed reduction transmission device and the automatic gear connecting device and is used for detecting the torque and rotation speed of the anti-falling safety device;
the copper nut pre-tightening and resetting device is used for resetting the copper nut on the anti-falling safety device;
The displacement sensor is used for detecting the movement displacement of the copper nut of the anti-falling safety device, and is arranged on the copper nut pre-tightening reset device;
The industrial personal computer is used for processing detection data of the torque rotation speed sensor and the displacement sensor;
The electric control system is used for controlling the detection system to work normally, the start-up controlled end of the detection motor is connected with the detection motor control end of the electric control system, the load-changing controlled end of the automatic load-changing device is connected with the load-changing control end of the electric control system, the data interaction end of the industrial personal computer is connected with the data interaction end of the electric control system, and the electric control system can carry out information interaction with the industrial personal computer.
In the scheme, the method comprises the following steps: the industrial personal computer is also provided with special detection software, the special detection software is used for calculating the adaptation data of the anti-falling safety device according to the related parameters of the anti-falling safety device, the detection data of the torque rotation speed sensor and the displacement sensor, and the electrical control system can acquire the related parameters and the adaptation data of the anti-falling safety device, which are input in the industrial personal computer.
In the scheme, the method comprises the following steps: the automatic load changing device is provided with a plurality of connectable and disconnectable flywheels.
In the scheme, the method comprises the following steps: and each flywheel is provided with a clutch connection mechanism for controlling the connection or disconnection of the flywheel.
In the scheme, the method comprises the following steps: the controlled end of the clutch connection mechanism is connected with the electric control system through a contactor, and the electric control system controls the corresponding clutch connection mechanism to be connected with the flywheel according to the adaptive load of the anti-falling safety device calculated by the industrial personal computer. The inertia of the automatic load-changing device can be adjusted according to the flywheel combination which is connected and adjusted by the relevant parameters of the anti-falling safety device, so that the load-changing is realized.
In the scheme, the method comprises the following steps: the copper nut pre-tightening resetting device comprises a resetting motor, a planetary reduction gearbox and a resetting sleeve, wherein the resetting motor is connected with an input shaft of the planetary reduction gearbox, an output shaft of the planetary reduction gearbox is connected with the resetting sleeve, the resetting motor is connected with a driver, a controlled end of the driver is connected with a resetting control end of an electric control system, and the electric control system controls the driver according to the adaptive pre-tightening amount of the anti-falling safety device calculated by the industrial personal computer, and the output workload of the stepping motor is limited by the driver.
In the scheme, the method comprises the following steps: the automatic gear connecting device comprises an automatic gear connecting device, and is characterized in that an output shaft of the automatic gear connecting device is sleeved with a matched tooth sleeve capable of sliding on the output shaft, the tooth sleeve is sequentially connected with a small annular gear and a large annular gear along the axis direction of the tooth sleeve, and the automatic gear connecting device further comprises a gear ring switching mechanism which is used for switching the annular gears matched with the anti-falling safety device.
In the scheme, the method comprises the following steps: the controlled end of the gear ring switching mechanism is connected with the gear switching control end of the electric control system, and the gear switching mechanism is controlled to switch through the electric control system according to the size of the gear ring which is calculated by the industrial personal computer and is matched with the anti-falling safety device.
In the scheme, the method comprises the following steps: the large inner gear ring is detachably connected to the tooth sleeve. The inner gear ring which is matched with the anti-falling safety device can be replaced.
In the scheme, the method comprises the following steps: the rotational inertia of the plurality of flywheels is in an equal-ratio array with the common ratio of 2, so that the rotational inertia energy formed by the combination of one or more flywheels is in an equal-difference array. .
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows: the safety device has 2 n gears (n is the number of the set flywheel), can simulate the load of the safety device to the maximum extent, has wide application range, small difference value of the inertia moment of the shafting of the adjacent gears and high load simulation precision of the safety device; the safety device for detecting different loads and rotating speeds automatically calculates the simulated moment of inertia, automatically adjusts to the best matched flywheel combination, and realizes unmanned operation through flywheel adjustment; the anti-falling safety gear can be automatically matched with a proper outer gear according to different anti-falling safety gears, and the outer gear is replaced to realize unmanned operation; and the copper nut pre-tightening and resetting device is automatically abutted, the copper nut pre-tightening amount is adjusted according to the requirement, and unmanned operation is realized by pre-tightening and resetting the copper nut.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the structure of the copper nut pretension reset device of the present invention;
FIG. 4 is a schematic view of the gear connection of the present invention;
fig. 5 is a schematic flow chart of the present invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
A fall arrestor detection system as shown in fig. 1-5, comprising:
And one end of an input shaft of the speed reduction transmission device 5 is connected with the detection motor 3 through the coupler 4, and the detection motor 3 provides power for a detection test. The other end of the input shaft of the speed reduction transmission device 5 is connected with the automatic load changing device 6 through a coupler 4, and is used for transmitting the power of the detection motor 3 to the automatic load changing device 6 according to the original speed. One end of the output shaft of the reduction transmission device 5 is connected with the automatic gear connecting device 9, and power is transmitted to the automatic gear connecting device 9 according to a certain reduction ratio.
The torque and rotation speed sensor 8 is connected in series between the reduction transmission device 5 and the automatic gear connecting device 9 and is used for detecting the torque and rotation speed of the anti-falling safety device. One end of an output shaft of the reduction transmission device 5 is connected with one end of a torque rotating speed sensor 8 through a coupler 4, the other end of the torque rotating speed sensor 8 is connected with an automatic gear connecting device 9 through the coupler 4, and the automatic gear connecting device 9 is used for installing an anti-falling safety device.
The copper nut pre-tightening and resetting device 10 is used for resetting the copper nut on the anti-falling safety device.
The displacement sensor 11 is used for detecting the movement displacement of the copper nut of the anti-falling safety device, and the displacement sensor 11 is arranged on the copper nut pre-tightening reset device 10.
The industrial personal computer 2 is used for processing detection data of the torque rotation speed sensor 8 and the displacement sensor 11.
And the electrical control system 7 is used for controlling the detection system to work normally. The start-up controlled end of the detection motor 3 is connected with the detection motor control end of the electrical control system 7, and the load-changing controlled end of the automatic load-changing device 6 is connected with the load-changing control end of the electrical control system 7. The data interaction end of the industrial personal computer 2 is connected with the data interaction end of the electric control system 7, the electric control system 7 can perform information interaction with the industrial personal computer 2, and the electric control system 7 can acquire the falling protector parameters input in the industrial personal computer 2.
The electric control system 7, the industrial personal computer 2, the detection motor 3, the reduction transmission device 5 and the automatic load changing device 6 are all arranged on the detection table 1, the copper nut pre-tightening and resetting device 10 can be arranged on the detection table 1 or can be independently arranged, and in the embodiment, the copper nut pre-tightening and resetting device 10 is arranged on the detection table 1.
The industrial personal computer 2 is also provided with special detection software which is used for calculating the adaptation data of the anti-falling safety device according to the related parameters of the anti-falling safety device and the detection data of the torque rotation speed sensor 8 and the displacement sensor 11.
The automatic load changing device 6 is provided with a plurality of connectable and disconnectable flywheels 61, and each of the flywheels 61 is provided with a clutch connection mechanism for controlling the connection or disconnection of the flywheels 61, preferably, the inertia of the flywheels 61 is different.
The clutch connection mechanism adopted in the embodiment is an electric clutch connection mechanism, the controlled end of the electric clutch connection mechanism is connected with the electric control system 7 through a contactor, and the corresponding electric clutch connection mechanism is controlled by the electric control system 7 to be connected with the flywheel 61 according to the adaptive load of the anti-falling safety device calculated by the industrial personal computer 2.
The copper nut pre-tightening resetting device 10 comprises a resetting motor 102, a planetary reduction gearbox 103 and a resetting sleeve 101, wherein the resetting motor 102 is connected with an input shaft of the planetary reduction gearbox 103, an output shaft of the planetary reduction gearbox 103 is connected with the resetting sleeve 101, the resetting motor 102 is connected with a driver, a controlled end of the driver is connected with a resetting control end of the electric control system 7, and the driver is controlled according to the adaptive pre-tightening amount of the anti-falling safety device calculated by the electric control system 7, so that the output workload of the stepping motor is limited through a frequency converter.
The reset motor 102 adopted in the embodiment adopts a stepping motor, the stepping motor is connected with a driver in the electric control system 7, and pre-tightening or resetting of the copper nut of the anti-falling safety device is carried out according to interaction data of the electric control system 7 and the industrial personal computer 2.
The output shaft of the automatic gear connecting device 9 is a spline shaft 91, a matched tooth sleeve 92 capable of sliding on the spline shaft 91 is sleeved outside the spline shaft 91, and the tooth sleeve 92 is in spline connection with the spline shaft 91. The tooth cover 92 is connected with a small ring gear 93 and a large ring gear 94 in sequence along the axial direction thereof, and preferably, the large ring gear 94 is detachably connected to the tooth cover 97. The gear connection device 9 further comprises a ring gear switching mechanism 95, the ring gear switching mechanism 95 being used for switching the ring gear which is mutually matched with the fall arrester.
The gear ring switching mechanism 95 adopted in the embodiment is an electric gear switching mechanism, a controlled end of the electric gear switching mechanism is connected with a gear switching control end of the electric control system 7, and the electric gear switching mechanism is controlled to switch the inner gear ring matched with the anti-falling safety device through the electric control system 7 according to the size of the inner gear ring matched with the anti-falling safety device calculated by the industrial personal computer 2.
Before detection, the serial number of the anti-falling safety device is input to the industrial personal computer 2 in a manual input or code scanning mode, parameters related to detection are acquired from a database through the industrial personal computer 2, related data such as the adaptive load size of the anti-falling safety device, the adaptive size of the annular gear and the pre-tightening amount are calculated through special detection software, the electric clutch connection mechanism on the corresponding flywheel is controlled to be connected to the automatic load changing device 6 through the electric control system 7, load adjustment is achieved, and the electric gear switching mechanism is controlled to switch the annular gear matched with the anti-falling safety device through the electric control system 7 so as to be connected with the anti-falling safety device. After the safety device is installed, the electric control system 7 drives the copper nut pre-tightening and resetting device 10 to automatically connect the copper nut pre-tightening and resetting device 10 with the copper nut of the safety device, and the copper nut of the safety device is adjusted to the initial position of detection of the safety device of the model through the copper nut pre-tightening and resetting device 10 to detect.
During detection, the detection motor 3 is started by the electrical control system 7, and the automatic load changing device 6 is driven to rotate by the detection motor 3. The torque rotation speed sensor 8 transmits torque rotation speed data information when the falling protector is detected to brake to the industrial personal computer 2, the displacement sensor 11 transmits displacement data information when the falling protector copper nut is detected to the industrial personal computer 2, the industrial personal computer 2 transmits the displacement data information to the electric control system 7, the electric control system 7 calculates the braking distance of the falling protector through the displacement of the copper nut, the electric control system 7 transmits the calculated braking distance to the industrial personal computer 2, whether the detected falling protector is qualified or not is judged through the industrial personal computer 2, and a qualified result is transmitted to the electric control system 7. And if the brake load or the brake distance of the detected anti-falling safety device is not qualified, the second detection is needed.
Before the second detection, the industrial personal computer 2 automatically calculates the proper copper nut pre-tightening amount of the detected anti-falling safety device according to the detection data of the first detection, the copper nut pre-tightening amount is properly adjusted through the copper nut pre-tightening resetting device 10, the electric control system 7 controls the driver according to the pre-tightening amount calculated by the industrial personal computer 2, the driver limits the workload of the resetting motor 102, the resetting sleeve 101 is driven to rotate through the resetting motor 102, and therefore the copper nut is driven to rotate, the adjustment of the copper nut pre-tightening amount is achieved, and the second detection is carried out.
If the second detection is also that the anti-falling safety device is unqualified, the electric control system 7 is used for re-operation, and the special detection software automatically judges whether re-adjustment and re-detection are needed.
It will be appreciated by persons skilled in the art that the above embodiments have been provided for the purpose of illustration only and not for the purpose of limitation, and that variations, modifications, substitutions and alterations of the above embodiments will fall within the scope of the appended claims as long as they fall within the true spirit of the invention.
Claims (6)
1. The utility model provides a safety brake detection system which characterized in that: comprising the following steps:
The device comprises a speed reduction transmission device (5), wherein one end of an input shaft of the speed reduction transmission device is connected with a detection motor (3), power is provided for a detection test through the detection motor (3), the other end of the input shaft of the speed reduction transmission device (5) is connected with an automatic load changing device (6) and is used for transmitting the power of the detection motor (3) to the automatic load changing device (6) according to the original speed, and one end of an output shaft of the speed reduction transmission device (5) is connected with an automatic gear connecting device (9) and transmits the power to the automatic gear connecting device (9) according to a certain speed reduction ratio;
A torque and rotation speed sensor (8) connected in series between the reduction transmission device (5) and the automatic gear connecting device (9) and used for detecting the torque and rotation speed of the anti-falling safety device;
The copper nut pre-tightening reset device (10) is used for resetting the copper nut on the anti-falling safety device;
The displacement sensor (11) is used for detecting the movement displacement of the copper nut of the anti-falling safety device, and the displacement sensor (11) is arranged on the copper nut pre-tightening reset device (10);
the industrial personal computer (2) is used for processing detection data of the torque rotation speed sensor (8) and the displacement sensor (11);
The electric control system (7) is used for controlling the detection system to work normally, a start-up controlled end of the detection motor (3) is connected with a detection motor control end of the electric control system (7), a load-changing controlled end of the automatic load-changing device (6) is connected with a load-changing control end of the electric control system (7), and a data interaction end of the industrial personal computer (2) is connected with a data interaction end of the electric control system (7);
The industrial personal computer (2) is also provided with special detection software, the special detection software is used for calculating the adaptation data of the anti-falling safety device according to the related parameters of the anti-falling safety device, the detection data of the torque rotating speed sensor (8) and the displacement sensor (11), and the electrical control system (7) can acquire the related parameters and the adaptation data of the anti-falling safety device input in the industrial personal computer (2);
the automatic load changing device (6) is provided with a plurality of connectable and disconnectable flywheels (61);
Each flywheel (61) is provided with a clutch connection mechanism for controlling the connection or disconnection of the flywheel (61);
the rotational inertia of the plurality of flywheels (61) is in an equal-ratio array with a common ratio of 2, so that the rotational inertia energy formed by one flywheel (61) or the combination of more than one flywheels (61) is in an equal-difference array.
2. The fall arrest safety device detection system as claimed in claim 1, wherein: the controlled end of the clutch connection mechanism is connected with the electric control system (7) through a contactor, and the corresponding clutch connection mechanism is controlled to be connected with the flywheel (61) according to the adaptive load of the anti-falling safety device calculated by the industrial personal computer (2).
3. The fall arrest safety device detection system as claimed in claim 1, wherein: the copper nut pre-tightening reset device (10) comprises a reset motor (102), a planetary reduction gearbox (103) and a reset sleeve (101), wherein the reset motor (102) is connected with an input shaft of the planetary reduction gearbox (103), an output shaft of the planetary reduction gearbox (103) is connected with the reset sleeve (101), the reset motor is connected with a driver, a controlled end of the driver is connected with a reset control end of an electric control system, and the electric control system controls the driver according to the adaptive pre-tightening amount of the anti-falling safety device calculated by the industrial personal computer, and the output workload of the reset motor (102) is limited by the driver.
4. The fall arrest safety device detection system as claimed in claim 1, wherein: the automatic gear connecting device is characterized in that a gear sleeve (92) which is matched with the automatic gear connecting device and can slide on the output shaft is sleeved outside the output shaft, the gear sleeve (92) is sequentially connected with a small annular gear (93) and a large annular gear (94) along the axis direction of the gear sleeve, the gear connecting device (9) further comprises a gear ring switching mechanism (95), and the gear ring switching mechanism (95) is used for switching the annular gears which are mutually matched with the anti-falling safety device.
5. The fall arrestor detection system of claim 4, wherein: the controlled end of the gear ring switching mechanism (95) is connected with the gear switching control end of the electric control system (7), and the gear switching mechanism is controlled to switch through the electric control system (7) according to the size of the gear ring which is calculated by the industrial personal computer (2) and is matched with the anti-falling safety device.
6. The fall arrestor detection system of claim 4, wherein: the large inner gear ring (94) is detachably connected to the gear sleeve (92).
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| CN201910684238.3A CN110389028B (en) | 2019-07-26 | 2019-07-26 | Anti-falling safety device detecting system |
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| CN201910684238.3A CN110389028B (en) | 2019-07-26 | 2019-07-26 | Anti-falling safety device detecting system |
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| CN110389028A CN110389028A (en) | 2019-10-29 |
| CN110389028B true CN110389028B (en) | 2024-06-07 |
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| CN111521936A (en) * | 2020-04-08 | 2020-08-11 | 广东博智林机器人有限公司 | Inertia test platform and inertia test method for motor |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2055537A1 (en) * | 1969-12-30 | 1971-07-15 | Clayton Manufacturing Co | Variable inertia flywheel device |
| CN1884030A (en) * | 2006-06-20 | 2006-12-27 | 上海市建筑科学研究院科技发展总公司 | Automatic detecting and testing system for tripper |
| CN2921815Y (en) * | 2006-06-20 | 2007-07-11 | 上海市建筑科学研究院科技发展总公司 | Variable force moment safety device loading device |
| JP2008196532A (en) * | 2007-02-09 | 2008-08-28 | Nissan Motor Co Ltd | Propelling device for vehicle |
| CN102303801A (en) * | 2010-12-16 | 2012-01-04 | 上海市建筑科学研究院(集团)有限公司 | Super low speed anti-falling safety device |
| CN102435453A (en) * | 2011-11-30 | 2012-05-02 | 中国北车集团大连机车研究所有限公司 | Multi-stage shift flywheel device |
| CN102607862A (en) * | 2012-03-25 | 2012-07-25 | 山东水泊焊割设备制造有限公司 | Axle testing machine |
| CN202362159U (en) * | 2011-11-01 | 2012-08-01 | 杭州万润检测科技有限公司 | Elevator anti-falling device security detecting device based on variable frequency speed regulation control technology |
| CN103629302A (en) * | 2013-11-29 | 2014-03-12 | 东风小康汽车有限公司重庆分公司 | Inner balance flywheel |
| CN105334036A (en) * | 2015-11-20 | 2016-02-17 | 天津市中环电子计算机有限公司 | Equipment for detecting and calibrating anti-falling safety device and detection method |
| CN206886541U (en) * | 2017-04-20 | 2018-01-16 | 南宁工建起重设备制造有限公司 | Anti-falling safety device for construction lift fixed point detection resets equipment |
| CN207007477U (en) * | 2017-05-24 | 2018-02-13 | 深圳市捷安准科技有限公司 | Anti-falling safety device testing stand |
| CN108051201A (en) * | 2018-02-09 | 2018-05-18 | 安徽省特种设备检测院 | A kind of anti-falling safety device detector |
| CN208427947U (en) * | 2018-04-19 | 2019-01-25 | 重庆市建筑科学研究院 | Device is turned suitable for big nut reset after anti-falling safety device detection test |
| CN208919109U (en) * | 2018-09-30 | 2019-05-31 | 杭州鑫凯传动机械有限公司 | A kind of shaft coupling being applicable in more specification axis |
| CN110386531A (en) * | 2019-07-26 | 2019-10-29 | 上海市建筑科学研究院科技发展有限公司 | A kind of anti-falling safety device pre-tightens automatically and resets system |
| CN110451371A (en) * | 2019-07-26 | 2019-11-15 | 上海市建筑科学研究院科技发展有限公司 | A kind of anti-falling safety device tooth set automatic switching control equipment |
| CN210180653U (en) * | 2019-07-26 | 2020-03-24 | 上海市建筑科学研究院科技发展有限公司 | Automatic load-changing device for detecting anti-falling safety device |
| CN210603841U (en) * | 2019-07-26 | 2020-05-22 | 上海市建筑科学研究院科技发展有限公司 | Anti-falling safety device detection device |
-
2019
- 2019-07-26 CN CN201910684238.3A patent/CN110389028B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2055537A1 (en) * | 1969-12-30 | 1971-07-15 | Clayton Manufacturing Co | Variable inertia flywheel device |
| CN1884030A (en) * | 2006-06-20 | 2006-12-27 | 上海市建筑科学研究院科技发展总公司 | Automatic detecting and testing system for tripper |
| CN2921815Y (en) * | 2006-06-20 | 2007-07-11 | 上海市建筑科学研究院科技发展总公司 | Variable force moment safety device loading device |
| JP2008196532A (en) * | 2007-02-09 | 2008-08-28 | Nissan Motor Co Ltd | Propelling device for vehicle |
| CN102303801A (en) * | 2010-12-16 | 2012-01-04 | 上海市建筑科学研究院(集团)有限公司 | Super low speed anti-falling safety device |
| CN202362159U (en) * | 2011-11-01 | 2012-08-01 | 杭州万润检测科技有限公司 | Elevator anti-falling device security detecting device based on variable frequency speed regulation control technology |
| CN102435453A (en) * | 2011-11-30 | 2012-05-02 | 中国北车集团大连机车研究所有限公司 | Multi-stage shift flywheel device |
| CN102607862A (en) * | 2012-03-25 | 2012-07-25 | 山东水泊焊割设备制造有限公司 | Axle testing machine |
| CN103629302A (en) * | 2013-11-29 | 2014-03-12 | 东风小康汽车有限公司重庆分公司 | Inner balance flywheel |
| CN105334036A (en) * | 2015-11-20 | 2016-02-17 | 天津市中环电子计算机有限公司 | Equipment for detecting and calibrating anti-falling safety device and detection method |
| CN206886541U (en) * | 2017-04-20 | 2018-01-16 | 南宁工建起重设备制造有限公司 | Anti-falling safety device for construction lift fixed point detection resets equipment |
| CN207007477U (en) * | 2017-05-24 | 2018-02-13 | 深圳市捷安准科技有限公司 | Anti-falling safety device testing stand |
| CN108051201A (en) * | 2018-02-09 | 2018-05-18 | 安徽省特种设备检测院 | A kind of anti-falling safety device detector |
| CN208427947U (en) * | 2018-04-19 | 2019-01-25 | 重庆市建筑科学研究院 | Device is turned suitable for big nut reset after anti-falling safety device detection test |
| CN208919109U (en) * | 2018-09-30 | 2019-05-31 | 杭州鑫凯传动机械有限公司 | A kind of shaft coupling being applicable in more specification axis |
| CN110386531A (en) * | 2019-07-26 | 2019-10-29 | 上海市建筑科学研究院科技发展有限公司 | A kind of anti-falling safety device pre-tightens automatically and resets system |
| CN110451371A (en) * | 2019-07-26 | 2019-11-15 | 上海市建筑科学研究院科技发展有限公司 | A kind of anti-falling safety device tooth set automatic switching control equipment |
| CN210180653U (en) * | 2019-07-26 | 2020-03-24 | 上海市建筑科学研究院科技发展有限公司 | Automatic load-changing device for detecting anti-falling safety device |
| CN210603841U (en) * | 2019-07-26 | 2020-05-22 | 上海市建筑科学研究院科技发展有限公司 | Anti-falling safety device detection device |
Non-Patent Citations (1)
| Title |
|---|
| 可变负载防坠安全器试验台的研制;曾梓峰;;起重运输机械;20130820(08);全文 * |
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