CN218879082U - Elevator protection mechanism based on full stroke - Google Patents
Elevator protection mechanism based on full stroke Download PDFInfo
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- CN218879082U CN218879082U CN202223602932.2U CN202223602932U CN218879082U CN 218879082 U CN218879082 U CN 218879082U CN 202223602932 U CN202223602932 U CN 202223602932U CN 218879082 U CN218879082 U CN 218879082U
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- pivot
- mounting bracket
- elevator
- full stroke
- contact plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model discloses an elevator protection machanism based on full stroke, including mounting bracket (1), rotate on mounting bracket (1) and be connected with pivot (2), the one end of pivot (2) has connected gradually contact plate (3), collision board (4) and fixation nut (5), and the tip outside of contact plate (3) is equipped with detection switch (6) of connecting mounting bracket (1), rotates between the one end of collision board (4) and pivot (2) to be connected, and the other end of collision board (4) extends to in the elevator well of car top and is equipped with drive face (7). The utility model discloses can stop the hauler when the car reachs the peak to improve the security of elevator and the life of hauler.
Description
Technical Field
The utility model relates to an elevator, especially an elevator protection machanism based on full stroke.
Background
In conventional elevator systems, the maximum elevation of the elevator car would be higher than the top landing door position, thereby ensuring that the elevator car is raised and lowered in place and in special cases the movement of the car to the top landing position of the hoistway can be controlled by a professional. When the lift car moves to the highest point, the elevator counterweight device reaches the bottom of the well and contacts the buffer seat, and the torque force of the traction machine is not enough to drive the lift car to continuously rise, so that slipping and idling can be formed between the traction wheel and the steel wire rope, and the lift car is effectively prevented from continuously moving after reaching the full stroke. However, under special circumstances, idle running cannot be formed between the traction sheave and the steel wire rope due to problems such as clamping stagnation, and the rotation of the traction machine can drive the elevator car to continuously rise to exceed a rated stroke, so that on one hand, the danger of the elevator car is increased, on the other hand, the traction machine can cause the problems of overheating and burnout due to overlarge load, and the service life of the traction machine is greatly shortened.
Therefore, the conventional elevator has the problems of low safety and easy damage of a traction machine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elevator protection machanism based on full stroke. The elevator traction machine can be stopped when the elevator car reaches the highest point, so that the safety of the elevator and the service life of the traction machine are improved.
The technical scheme of the utility model: elevator protection machanism based on full stroke, including the mounting bracket, rotate on the mounting bracket and be connected with the pivot, the one end of pivot has connected gradually contact plate, collision board and fixation nut, and the tip outside of contact plate is equipped with the detection switch who connects the mounting bracket, rotates between the one end of collision board and the pivot to be connected, and the other end of collision board extends to in the elevator well of car top and is equipped with the drive face.
In the elevator protection mechanism based on the full stroke, the mounting frame is provided with an upper limit screw hole and a lower limit screw hole on the side far away from the contact plate, a limit screw is connected in the lower limit screw hole, and one end of the rotating shaft penetrates through the mounting frame and is provided with a limit pin matched with the limit screw.
In the elevator protection mechanism based on the full stroke, the driving surface is detachably connected with a balancing weight.
In the elevator protection mechanism based on the full stroke, the rotating shaft and the mounting frame are connected with each other through the bearing, and the middle part of the rotating shaft is attached to the side wall of the bearing through the step surface.
Compared with the prior art, the utility model has the characteristics of it is following:
(1) The utility model discloses the detection switch who sets up at the well top for can trigger the detection switch when the elevator reaches the top position and shut down the hauler, thereby improve the security of elevator and the life of hauler; the detection switch is triggered by the contact plate instead of the elevator car, so that the detection distance of the detection switch can be effectively shortened, and the detection precision and the reaction speed of the detection switch are improved;
(2) Through the structural matching of the contact plate, the collision plate and the rotating shaft, on one hand, when an operator installs the detection switch, the relative angle between the contact plate and the collision plate is only required to be adjusted according to the top position of the car, so that on the other hand, the triggering stability of the detection switch is improved, and the situation that the detection switch can be triggered when the car does not reach or exceeds the rated stroke due to installation errors of the detection switch is avoided; on the other hand, when the detection switch is actually installed, an operator does not need to adjust the installation height of the detection switch based on the triggering condition of the detection switch, so that the positioning and debugging work of the detection switch is omitted, and the installation efficiency of the detection switch is improved;
(3) The detection switch is not required to be started and debugged during installation, so that an operator can install the detection switch in a non-wiring state, and the detection switch is connected and electrified for use after being installed in place, so that the installation and wiring difficulty of the detection switch is greatly reduced;
therefore, the utility model discloses can stop the hauler when the car reachs the peak to improve the security of elevator and the life of hauler.
Drawings
Fig. 1 is a schematic structural view of the present invention in a natural state;
fig. 2 is a schematic structural diagram of the present invention when the detection switch is triggered;
fig. 3 is a view showing a rotation state of the stopper pin in a natural state.
The labels in the figures are: the detection device comprises a mounting frame, a rotating shaft, a contact plate, a collision plate, a fixing nut, a detection switch, a driving surface, an upper limit screw hole, a lower limit screw hole and a limiting pin, wherein the mounting frame is 1 part, the rotating shaft is 2 part, the contact plate is 3 part, the collision plate is 4 part, the fixing nut is 5 part, the detection switch is 6 part, the driving surface is 7 part, the upper limit screw hole is 8 part, the lower limit screw hole is 9 part, and the limiting pin is 10 part.
Detailed Description
The present invention will be further described with reference to the drawings and examples, which should not be construed as a limitation to the present invention.
Examples are given. Elevator protection machanism based on full stroke, constitute as shown in fig. 1, including fixing mounting bracket 1 at elevator frame or elevator well lateral wall, it is connected with pivot 2 to rotate on mounting bracket 1, the one end of pivot 2 has connected gradually contact plate 3, collision board 4 and fixation nut 5, round nut can be selected for use to this fixation nut 5, and install the lock washer on the round nut, reciprocal anchorage between contact plate 3 and the pivot 2, the tip outside of contact plate 3 is equipped with the detection switch 6 of connecting mounting bracket 1, this detection switch 6 is the reflection photoelectric switch of optional use, rotate between the one end of collision board 4 and the pivot 2 and connect, the other end of collision board 4 extends to in the elevator well of car top and is equipped with the driving surface 7 of cooperation car.
The mounting bracket 1 is equipped with spacing screw 8 and lower spacing screw 9 respectively keeping away from contact plate 3 one side, and lower spacing screw 9 in-connection has stop screw, mounting bracket 1 is passed and is equipped with the spacer pin 10 that cooperates stop screw to the one end of pivot 2.
The driving surface 7 is detachably connected with a balancing weight.
Through bearing interconnect between pivot 2 and the mounting bracket 1, 2 middle parts of pivot are laminated each other through step face and bearing side wall.
The utility model discloses a theory of operation: the utility model discloses when the installation, in the operating personnel earlier goes up limit screw 8 with the stop screw in for when pivot 2 rotates to 10 contact stop screws of spacer pin, contact plate 3 is being in the position that triggers to detect switch 6. After the limit screw is installed, an operator fixes the mounting rack 1 with the detection switch 6 and the rotating shaft 2 on the side wall of the top of the elevator shaft, and one end of the driving surface 7 of the collision plate 4 extends to the upper side of the edge of the car, so that the collision plate 4 can be driven to rotate in the ascending process of the top of the car. After the installation of the installation frame 1, an operator can move the car to the top position, so that when the car is at the highest point, the collision plate 4 is attached to the top of the car, the rotating shaft 2 and the contact plate 3 rotate to the trigger detection switch 6, and meanwhile, the limiting pin 10 is attached to the limiting screw in the upper limiting screw hole 8. After the angle of the collision plate 4 is positioned, the operator screws the fixing nut 5 to position the angle between the collision plate 4 and the contact plate 3; then, the limit screw is screwed out of the upper limit screw hole 8 and screwed into the lower limit screw hole 9, so that when the collision plate 4 is in a natural falling state, the limit pin 10 and the limit screw are attached to each other, that is, the collision plate 4 is positioned at the extending position. Through the setting of balancing weight, then can guarantee that drive face 7 is in the downward state of droing under natural state, and then the stable drive face 7 of contact when cooperation stop screw guarantees that the car rises and plays the drive effect.
When the cage rises to the highest point, the top of the cage contacts the driving surface 7 and drives the collision plate 4 to rotate together, so that the contact plate 3 rotates towards the detection switch 6. When the lift car reaches the highest point, the contact plate 3 triggers the detection switch 6, and the traction machine is closed by the detection switch 6 after triggering, so that overheating damage of the traction machine is effectively prevented. After the professional opens the hauler again and controls the car and fall down, collision board 4 falls to the low level again under the balancing weight effect, realizes the effect that resets.
Claims (4)
1. Elevator protection mechanism based on full stroke, its characterized in that: including mounting bracket (1), it is connected with pivot (2) to rotate on mounting bracket (1), and the one end of pivot (2) has connected gradually contact plate (3), collision board (4) and fixation nut (5), and the tip outside of contact plate (3) is equipped with detection switch (6) of connecting mounting bracket (1), rotates between the one end of collision board (4) and pivot (2) to be connected, and the other end of collision board (4) extends to in the elevator well of car top and is equipped with driving face (7).
2. The full stroke based elevator protection mechanism of claim 1 wherein: mounting bracket (1) is being kept away from contact plate (3) one side and is being equipped with spacing screw (8) and spacing screw (9) down respectively, and spacing screw (9) in-connection has stop screw down, mounting bracket (1) is passed and be equipped with spacing round pin (10) of cooperation stop screw to the one end of pivot (2).
3. The full stroke based elevator protection mechanism of claim 1, wherein: the driving surface (7) is detachably connected with a balancing weight.
4. The full stroke based elevator protection mechanism of claim 1 wherein: through bearing interconnect between pivot (2) and mounting bracket (1), pivot (2) middle part is laminated with the bearing lateral wall through the step face each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223602932.2U CN218879082U (en) | 2022-12-27 | 2022-12-27 | Elevator protection mechanism based on full stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223602932.2U CN218879082U (en) | 2022-12-27 | 2022-12-27 | Elevator protection mechanism based on full stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218879082U true CN218879082U (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223602932.2U Active CN218879082U (en) | 2022-12-27 | 2022-12-27 | Elevator protection mechanism based on full stroke |
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| Country | Link |
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| CN (1) | CN218879082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115849130A (en) * | 2022-12-27 | 2023-03-28 | 浙江屹立电梯有限公司 | Elevator self-adaptive operation method based on working environment |
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2022
- 2022-12-27 CN CN202223602932.2U patent/CN218879082U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115849130A (en) * | 2022-12-27 | 2023-03-28 | 浙江屹立电梯有限公司 | Elevator self-adaptive operation method based on working environment |
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