CN221100072U - Foreign matter blocking simulation device for traction machine brake - Google Patents
Foreign matter blocking simulation device for traction machine brake Download PDFInfo
- Publication number
- CN221100072U CN221100072U CN202322979866.9U CN202322979866U CN221100072U CN 221100072 U CN221100072 U CN 221100072U CN 202322979866 U CN202322979866 U CN 202322979866U CN 221100072 U CN221100072 U CN 221100072U
- Authority
- CN
- China
- Prior art keywords
- brake
- foreign matter
- traction machine
- simulation device
- tractor
- 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
- 230000000903 blocking effect Effects 0.000 title claims abstract description 24
- 238000004088 simulation Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 10
- 238000003745 diagnosis Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model provides a foreign matter blocking simulation device of a tractor brake, which comprises a driving mechanism for driving a rotating shaft of a manual brake release rotating rod of the tractor brake to rotate; the driving mechanism comprises a pull rope assembly, a transmission rod and a rotating piece; the stay cord of stay cord subassembly is connected in the transfer line, the transfer line is fixed with the rotating member mutually, the rotating member can the clasp rotation axis. By adopting the technical scheme, the foreign matter blocking simulation device for the tractor brake can adjust the rotation angle of the manual brake release rotating rod of the tractor brake, can adjust the opening degree of the brake arm to simulate foreign matters to cause blocking of the brake to different degrees in a tractor simulation fault test, and is used for testing operation data of the tractor in different blocking states of the brake; the damage to the equipment caused by the jamming test by using the real foreign matters is avoided, and the potential safety hazard to personnel is avoided.
Description
Technical Field
The utility model relates to a foreign matter blocking simulation device for a traction machine brake, and belongs to the technical field of special equipment detection.
Background
Elevators are a kind of equipment that is vital in the field of urban traffic. In the elevator accidents, the casualties caused by the elevator body are large, and the main reasons of the accidents are that the braking force and the traction force of the elevator traction machine are insufficient, so that the guarantee of the elevator transportation safety is a necessary requirement for guaranteeing the social safety and stability.
The brake of an elevator hoisting machine typically comprises a brake arm, a magnetic force device and a brake spring; the brake arm is provided with a brake block, and can hold the traction wheel tightly under the action of a brake spring; when the traction wheel needs to be released, the brake arm is pushed by the magnetic device, so that a gap exists between the brake block and the traction wheel, the traction wheel can rotate freely, and the brake spring is compressed to store energy at the moment; the magnetic device is provided with a manual brake release rotating rod, and the brake arm can be gradually moved by slowly rotating the manual brake release rotating rod so that the brake block can release the traction wheel. In a long-period running state of the traction machine, the moment of the brake spring is attenuated, so that the brake arm cannot hold the traction wheel tightly; the foreign matter blocking of the external brake also can cause that the brake arm can not move smoothly under the action of the brake spring, so that the traction machine fails, a certain sliding ladder is generated in the car if the weight is small, the car is dropped or pushed, and finally, the safety accident is caused.
Chinese patent document CN106986246a discloses a device for testing the state of a tractor hardware in a loop and diagnosing faults, in which a servo motor is used to dynamically load the tractor according to a load analog signal, to implement dynamic simulation fault, to obtain fault signals of the tractor and a tractor control system, and to transmit the fault signals to a control diagnosis system through a sensing detection unit, to diagnose the wear state of a brake of the tractor by the control diagnosis system, so as to realize fault diagnosis. The device can realize the real loading and fault diagnosis of the traction machine without an actual well and an elevator door zone, thereby being convenient for finding the fault condition of the traction machine under the actual operation condition in advance so as to evaluate the safety and the reliability of the elevator. However, the device does not establish a perfect fault simulation device aiming at the internal structure and the operation mechanism of the traction machine, and can not simulate the situations of damping of the moment of a brake spring, blockage of foreign matters of a brake and the like.
Disclosure of utility model
Therefore, the utility model aims to provide the traction machine simulated fault test device which provides a more effective test scene for a detector in a detection link aiming at the operation working condition of the existing traction machine and performs field external simulation on the foreign body blocking of a brake.
In order to achieve the above object, a foreign matter blocking simulation device of a traction machine brake of the present utility model includes a driving mechanism for driving a rotation shaft of a manual release lever of the traction machine brake to rotate; the driving mechanism comprises a pull rope assembly, a transmission rod and a rotating piece; the stay cord of stay cord subassembly is connected in the transfer line, the transfer line is fixed with the rotating member mutually, the rotating member can the clasp rotation axis.
The rotating piece comprises a sleeve, the end part of the rotating shaft can be inserted into the sleeve, a yielding groove is formed in the end part of the sleeve, and when the end part of the rotating shaft is inserted into the sleeve, a manual brake release rotating rod connected to the rotating shaft can enter the yielding groove.
The stay cord subassembly includes motor lead screw drive arrangement, motor lead screw drive arrangement includes driving motor, connects in the lead screw of driving motor power take off end, sets up the nut on the lead screw be fixed with the slip table on the nut, the stay cord connect in on the slip table.
The pull cord assembly also includes a sheave about which the pull cord is wound.
The rotating piece is arranged on a seat board through a bearing, the seat board is detachably fixed on a vertical board, a through hole is formed in the vertical board, the rotating piece penetrates through the through hole, and the seat board is fixed on one side, far away from the rotating shaft, of the vertical board.
The foreign matter blocking simulation device of the tractor brake further comprises a frame, and a mounting position for mounting the tractor is arranged on the frame.
The utility model also provides a foreign matter blocking simulation device of the traction machine brake, which comprises a driving mechanism for driving the rotation shaft of the manual brake release rotating rod of the traction machine brake to rotate; the driving mechanism comprises a pull rope assembly, and a pull rope of the pull rope assembly is used for being connected with a manual brake release rotating rod.
By adopting the technical scheme, the foreign matter blocking simulation device for the tractor brake can adjust the rotation angle of the manual brake release rotating rod of the tractor brake, can adjust the opening degree of the brake arm to simulate foreign matters to cause blocking of the brake to different degrees in a tractor simulation fault test, and is used for testing operation data of the tractor in different blocking states of the brake; the damage to the equipment caused by the jamming test by using the real foreign matters is avoided, and the potential safety hazard to personnel is avoided.
Drawings
Fig. 1 is a schematic diagram showing an assembly structure of a foreign matter blocking simulation device for a traction machine brake and a traction machine according to the present utility model.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a schematic perspective view of the present utility model.
Fig. 4 is a side view of the present utility model.
Fig. 5 is a schematic diagram of a connection structure of the transmission rod, the pull rope and the rotating member.
Fig. 6 is a schematic diagram of another embodiment of the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1 to 5, the foreign matter blocking simulation device for the traction machine brake of the present utility model comprises a frame 1 and a driving mechanism arranged on the frame 1. The machine frame 1 is provided with an installation position for installing the traction machine 4, the traction machine 4 to be tested is installed on the machine frame 1, and a manual brake release rotating rod 41 of a traction machine brake is normally vertically screwed into a screw hole on a rotating shaft.
In the present embodiment, the driving mechanism includes a pull cord assembly 21, a transmission lever 22, and a rotating member. The pull rope assembly 21 comprises a motor screw driving device, the motor screw driving device comprises a driving motor 211, a screw 212 connected to the power output end of the driving motor 211 and a nut 213 arranged on the screw 212, a sliding table 214 is fixed on the nut 213, the sliding table 214 is installed on a sliding rail 216 through a sliding block 215, a pull rope 217 is connected to the sliding table 214, and the pull rope 217 bypasses a rope pulley 218 and is then connected to the transmission rod 22.
The rotating member comprises a sleeve 23, the transmission rod 22 is fixed with the sleeve 23 through a connector 24, and two slots are formed in the connector 24 and are respectively used for inserting the sleeve 23 and the transmission rod 22 and locking the transmission rod by bolts.
The end of the rotation shaft can be inserted into the sleeve 23, a yielding groove 231 is arranged at the end of the sleeve 23, and when the end of the rotation shaft is inserted into the sleeve 23, the manual release lever 41 connected to the rotation shaft can enter into the yielding groove 231, so that the sleeve 23 can be fastened to the rotation shaft.
The screw rod 212 is driven to rotate through the driving motor 211 so as to drive the nut 213 and the sliding table 214 to linearly move so as to pull the pull rope 217, and the pull rope 217 pulls the transmission rod 22 to rotate so as to pull the manual brake release rotating rod 41, so that the foreign matter blockage of the brake can be simulated under the condition that the real foreign matter is not used for blockage in a traction machine simulation fault test, and the gap distance between the opening degrees of the brake arms caused by the foreign matter blockage can be accurately simulated.
The sleeve 23 is mounted on a seat plate 25 through a bearing, the seat plate 25 is detachably fixed on a vertical plate 26, a through hole 261 is arranged on the vertical plate 26, the sleeve 23 passes through the through hole 261, and the seat plate 25 is fixed on one side of the vertical plate 26 away from the rotating shaft. After the hoisting machine 4 is mounted, the sleeve 23 can be fastened to the rotation shaft of the manual brake release lever 41, and the seat plate 25 can be fixed to the riser 26 by bolts.
In addition, in another embodiment, as shown in fig. 6, the pull rope 217 may be directly connected to the manual release lever 41, and pull the manual release lever 41 to rotate the rotating shaft 411. The manual release rotating rod 41 is directly pulled to rotate through the pull rope 217, or the pull rope 217 pulls the transmission rod 22 to drive the manual release rotating rod 41 to rotate, the driving structure is simple, the connection angle of the pull rope 217 can be adaptively changed in the rotation process of the manual release rotating rod 41 or the transmission rod 22, the pull rope 217 is guided through the rope pulley 218, and the section of the pull rope 217 between the sliding table 214 and the rope pulley 218 can always keep orientation. Of course, in other embodiments, instead of the transmission by the pull cord 217, the transmission may be performed by a link hinged between the slide table 214 and the transmission lever 22 or the manual release lever 41, or the driving motor 211 may be connected to the rotation shaft by a coupling.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (6)
1. A traction machine brake foreign matter blocking simulation device, characterized by comprising: the traction machine brake manual release mechanism comprises a driving mechanism for driving a rotation shaft of a traction machine brake manual release rotating rod to rotate; the driving mechanism comprises a pull rope assembly, a transmission rod and a rotating piece; the stay cord of stay cord subassembly is connected in the transfer line, the transfer line is fixed with the rotating member mutually, the rotating member can the clasp rotation axis.
2. The traction machine brake foreign matter blocking simulation device according to claim 1, wherein: the rotating piece comprises a sleeve, the end part of the rotating shaft can be inserted into the sleeve, a yielding groove is formed in the end part of the sleeve, and when the end part of the rotating shaft is inserted into the sleeve, a manual brake release rotating rod connected to the rotating shaft can enter the yielding groove.
3. The traction machine brake foreign matter blocking simulation device according to claim 1, wherein: the stay cord subassembly includes motor lead screw drive arrangement, motor lead screw drive arrangement includes driving motor, connects in the lead screw of driving motor power take off end, sets up the nut on the lead screw be fixed with the slip table on the nut, the stay cord connect in on the slip table.
4. The traction machine brake foreign matter blocking simulation device according to claim 3, wherein: the pull cord assembly also includes a sheave about which the pull cord is wound.
5. The traction machine brake foreign matter blocking simulation device according to any one of claims 2 to 4, wherein: the rotating piece is arranged on a seat board through a bearing, the seat board is detachably fixed on a vertical board, a through hole is formed in the vertical board, the rotating piece penetrates through the through hole, and the seat board is fixed on one side, far away from the rotating shaft, of the vertical board.
6. The traction machine brake foreign matter blocking simulation device according to any one of claims 1 to 4, wherein: the foreign matter blocking simulation device of the tractor brake further comprises a frame, and a mounting position for mounting the tractor is arranged on the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322979866.9U CN221100072U (en) | 2023-11-03 | 2023-11-03 | Foreign matter blocking simulation device for traction machine brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322979866.9U CN221100072U (en) | 2023-11-03 | 2023-11-03 | Foreign matter blocking simulation device for traction machine brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221100072U true CN221100072U (en) | 2024-06-07 |
Family
ID=91306994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322979866.9U Active CN221100072U (en) | 2023-11-03 | 2023-11-03 | Foreign matter blocking simulation device for traction machine brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221100072U (en) |
-
2023
- 2023-11-03 CN CN202322979866.9U patent/CN221100072U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104192669B (en) | A kind of elevator anti-fall device | |
| CN105858400B (en) | The elevator device of anti-accidental movement | |
| WO2010046489A1 (en) | Velocity limiter for an elevator | |
| WO2020211663A1 (en) | System based on car safety | |
| CN208790975U (en) | Speed limit component, stall brake apparatus and lifting device | |
| CN221100072U (en) | Foreign matter blocking simulation device for traction machine brake | |
| JPH10504267A (en) | Non-slip traction machine | |
| CN106429706B (en) | The electric life controller and method of anti-accidental movement | |
| CN102974055B (en) | Driver for fireproof insulation curtain of stage | |
| CN112918507A (en) | Inclined drift automatic anti-running mine car and anti-running braking method thereof | |
| CN114455423B (en) | Elevator safety tongs-overspeed governor aggregate unit | |
| CN117470525A (en) | Traction machine simulated fault test device | |
| CN221148056U (en) | Traction machine braking spring moment attenuation simulation device | |
| CN215338799U (en) | Pneumatic elevator landing door pendulum test device | |
| CN212766256U (en) | Railway wagon hand braking force monitoring device and railway wagon | |
| CN108861942A (en) | Speed limit component, stall brake apparatus and lifting device | |
| CN205616382U (en) | Block brake , elevator hauler and elevator | |
| CN219259243U (en) | Safe lifting mechanism for elevator traction portal frame | |
| CN114940446A (en) | Detection device for steel wire rope of tower crane during lifting | |
| CN219451807U (en) | Middle unlocking device of train electric lock | |
| CN106696985B (en) | A kind of rail vehicle parking brake two-way mechanical alleviation effort-saving mechanism | |
| CN221233752U (en) | Empty rail ground rescue system | |
| CN219801683U (en) | Electric control bidirectional braking paying-off pulley | |
| CN216613631U (en) | Safety tongs lifting mechanism | |
| CN221078077U (en) | Helicopter electric winch performance test platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |