CN219009622U - Anti-falling device for elevator - Google Patents
Anti-falling device for elevator Download PDFInfo
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- CN219009622U CN219009622U CN202223449913.0U CN202223449913U CN219009622U CN 219009622 U CN219009622 U CN 219009622U CN 202223449913 U CN202223449913 U CN 202223449913U CN 219009622 U CN219009622 U CN 219009622U
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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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Abstract
The utility model relates to the technical field of elevators, and particularly discloses an anti-falling device for an elevator, which comprises an elevator shaft body, wherein the top of an inner cavity of the elevator shaft body is provided with an elevator car body, the top and the bottom of two sides of the elevator car body are respectively provided with a hydraulic cylinder, the output end of each hydraulic cylinder is fixedly connected with a damping plate, the bottom of the inner cavity of the elevator shaft body is provided with a movable box, the inner cavity of the movable box is provided with a movable plate, two sides of the inner cavity of the movable box are respectively provided with a sliding groove matched with the movable plate, and the joint of two sides of the bottom of the movable plate and the movable box is respectively provided with a damper. According to the elevator car body falling speed reducing device, the sensing parameters of the infrared sensor are set through the external controller, when the elevator car body accidentally falls, the infrared sensor detects and transmits information to the hydraulic cylinder, the hydraulic cylinder operates, the damping plate is driven to move outwards through the hydraulic cylinder, and when the damping plate contacts the elevator shaft body, the falling speed of the elevator car body is reduced.
Description
Technical Field
The utility model relates to the technical field of elevators, in particular to an anti-falling device for an elevator.
Background
An elevator refers to a permanent transport device serving a number of specific floors within a building with its car running in at least two columns of rigid rails running perpendicular to the horizontal or inclined at an angle of less than 15 ° to the plumb line. There are also stepped, continuous running, commonly known as escalator or travelator, fixed lifting equipment serving a given floor, vertical elevators having a car running between at least two vertical or inclined angle less than 15 ° rigid rails, the car being of a size and construction which facilitates the entry and exit of passengers or the loading and unloading of goods, conventionally, regardless of the manner in which it is driven, the elevator being known as a vertical transport means in a building.
In the use of elevator, need use anti-falling device to play the protection when being in burst to fall, however, current anti-falling device in the present market is when using, and anti-falling device just prevents falling to the elevator through simple damping device, thereby leads to preventing to fall the effect to the elevator not good, threatens passenger's life safety.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the anti-falling device for the elevator, which has the advantages of good anti-falling effect on the elevator and the like, and solves the problem that the anti-falling effect of the existing anti-falling device is poor.
The anti-falling device for the elevator comprises an elevator shaft body, wherein the top of an inner cavity of the elevator shaft body is provided with an elevator car body, the top and the bottom of two sides of the elevator car body are respectively provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a damping plate, the bottom of the inner cavity of the elevator shaft body is provided with a movable box, the inner cavity of the movable box is provided with a movable plate, two sides of the inner cavity of the movable box are respectively provided with a sliding groove matched with the movable plate, the joints of the two sides of the bottom of the movable plate and the movable box are respectively provided with a damper, the surfaces of the dampers are sleeved with a first damping spring, two sides of the bottom of the inner cavity of the movable box are respectively provided with a movable groove, the inner cavity of the movable groove is movably connected with a sliding block, the top of the sliding block is provided with a sloping plate, the joint of the outer side of the sloping plate and the movable box is provided with a second damping spring, the utility model firstly sets the induction parameters of the infrared sensor through an external controller, when the car body accidentally falls, the infrared sensor detects the information to be transmitted to a hydraulic cylinder, the hydraulic cylinder operates, the hydraulic cylinder drives a damping plate to move outwards, when the damping plate contacts the elevator shaft body, the falling speed of the car body is slowed down, and when the car body falls to the bottom, the car body transmits impact force to the rubber pad, the impact force is transmitted to the fixed plate through the rubber pad, the impact force is transmitted to the fixed rod through the fixed plate, the impact force is transmitted to the movable plate through the fixed rod, the movable plate is matched with the sliding groove in the movable box to move, the impact force is transmitted to the first damping spring through the movable plate, the impact force is absorbed through the first damping spring and the damper, the impact force is transmitted to the connecting rod through the movable plate, the impact force is transmitted to the inclined plate through the guide wheel and the guide groove on the connecting rod, the movable groove and the sliding block in the movable box are matched with the inclined plate to move, the impact force is transmitted to the second damping spring through the inclined plate, and the impact force is absorbed again through the second damping spring.
According to the anti-falling device for the elevator, the two sides of the movable box are fixedly connected with the connecting part of the car body through the fixing blocks, and the bottom of the movable box is positioned at the center of the bottom of the inner cavity of the elevator shaft body.
According to the anti-falling device for the elevator, the two sides of the bottom of the movable plate are fixedly connected with the connecting parts of the connecting rods through the connecting blocks, the shapes and the sizes of the two connecting rods are identical, and the connecting rods can be fixed through the connecting blocks, so that the connecting rods have a better effect in use, and the situation that the connecting rods fall down in use due to looseness in use is avoided.
The utility model relates to an anti-falling device for an elevator, wherein the two sides of the top of a fixed plate are fixedly connected with the connecting parts of rubber pads through adhesives, and the number of the rubber pads is two.
The utility model relates to a falling prevention device for an elevator, wherein the surface of a guide wheel is fixedly connected with a connecting rod through a rotating shaft, and the surface of the guide wheel is tightly contacted with a guide groove.
According to the anti-falling device for the elevator, the two ends of the second damping spring are fixedly connected with the connecting parts of the movable box and the inclined plate in a welding mode, the second damping spring is positioned below the movable plate, and the stability of the second damping spring can be improved through welding connection, so that the condition that the using effect of the second damping spring is poor due to the fact that the connecting parts of the second damping spring shake is avoided.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the elevator car, the sensing parameters of the infrared sensor are set through the external controller, when the car body accidentally falls, the infrared sensor detects and transmits information to the hydraulic cylinder, the hydraulic cylinder operates, the damping plate is driven to move outwards through the hydraulic cylinder, the falling speed of the car body is slowed down when the damping plate contacts the elevator shaft body, when the car body falls to the bottom, the car body transmits impact force to the rubber pad, the rubber pad transmits the impact force to the fixed plate, the fixed plate transmits the impact force to the fixed rod, the fixed rod transmits the impact force to the movable plate, the movable plate is matched with the movable plate to move, the impact force is transmitted to the first damping spring through the movable plate, the impact force is absorbed through the first damping spring and the damper, the impact force is transmitted to the connecting rod through the movable plate, the impact force is transmitted to the inclined plate through the guide wheel and the guide groove on the connecting rod, the movable groove and the slide block in the movable box are matched with the inclined plate to move, the impact force is transmitted to the second damping spring through the inclined plate, and the impact force is absorbed again through the second damping spring.
2. The movable box can be fixed through the fixed block, so that the movable box has better effect when in use, and the situation that the movable box has poor use effect due to movement when in use is avoided;
through the connecting block, the connecting rod can be fixed, so that the connecting rod has better effect in use, and the phenomenon that the connecting rod falls off in use due to looseness in use is avoided;
through welded connection, the stability of second damping spring can be increased, rocking has been avoided the junction of second damping spring to lead to the not good situation of second damping spring result in use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the inner cavity structure of the movable box of the utility model;
fig. 3 is a schematic top view of the movable box of the present utility model.
In the figure: 1. an elevator shaft body; 2. a car body; 3. a fixing plate; 4. an infrared sensor; 5. a fixed block; 6. a damping plate; 7. a hydraulic cylinder; 8. a rubber pad; 9. a fixed rod; 10. a movable box; 11. a moving plate; 12. a chute; 13. a movable groove; 14. a slide block; 15. a damper; 16. a first damper spring; 17. a guide groove; 18. a sloping plate; 19. a second damper spring; 20. a connecting block; 21. a connecting rod; 22. and a guide wheel.
Detailed Description
Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
Referring to fig. 1-3, the anti-falling device for elevator of the utility model comprises an elevator shaft body 1, wherein the top of the inner cavity of the elevator shaft body 1 is provided with a car body 2, the top and the bottom of two sides of the car body 2 are respectively provided with a hydraulic cylinder 7, the output end of the hydraulic cylinder 7 is fixedly connected with a damping plate 6, the bottom of the inner cavity of the elevator shaft body 1 is provided with a movable box 10, the inner cavity of the movable box 10 is provided with a movable plate 11, two sides of the inner cavity of the movable box 10 are respectively provided with a sliding groove 12 matched with the movable plate 11, the joint of two sides of the bottom of the movable plate 11 and the movable box 10 is respectively provided with a damper 15, the surface of the damper 15 is sleeved with a first damping spring 16, two sides of the bottom of the inner cavity of the movable box 10 are respectively provided with a movable groove 13, the inner cavity of the movable groove 13 is movably connected with a sliding block 14, the top of the sliding block 14 is provided with a sloping plate 18, the joint of the sloping plate 18 and the movable box 10 is provided with a second damping spring 19, the inclined plane of the sloping plate 18 is provided with a guide groove 17, the two sides of the bottom of the movable plate 11 are respectively provided with a connecting rod 21, the bottom of the connecting rod 21 is movably connected with a guide wheel 22, the surface of the guide wheel 22 is matched with the guide groove 17, the two sides of the top of the movable plate 11 are respectively provided with a fixed rod 9, the top of the fixed rod 9 penetrates through and extends to the top of the movable box 10, the top of the fixed rod 9 is provided with a fixed plate 3, the two sides of the top of the fixed plate 3 are respectively provided with a rubber pad 8, the top of the fixed plate 3 is provided with an infrared sensor 4, the utility model firstly sets the induction parameters of the infrared sensor 4 through an external controller, when the car body 2 accidentally falls, the infrared sensor 4 detects that information is transmitted to a hydraulic cylinder 7, the hydraulic cylinder 7 runs, the hydraulic cylinder 7 drives a damping plate 6 to outwards move through the hydraulic cylinder 7, and when the damping plate 6 contacts the elevator shaft body 1, the falling speed of the car body 2 is slowed down, when the car body 2 falls to the bottom, the car body 2 transmits impact force to the rubber pad 8, the impact force is transmitted to the fixed plate 3 through the rubber pad 8, the impact force is transmitted to the fixed rod 9 through the fixed plate 3, the impact force is transmitted to the movable plate 11 through the fixed rod 9, the movable plate 11 is matched with the movable plate 11 to move through the sliding groove 12 in the movable box 10, the impact force is transmitted to the first damping spring 16 through the movable plate 11, the impact force is absorbed through the first damping spring 16 and the damper 15, the impact force is transmitted to the connecting rod 21 through the movable plate 11, the impact force is transmitted to the inclined plate 18 through the guide wheel 22 and the guide groove 17 on the connecting rod 21, the impact force is transmitted to the second damping spring 19 through the movable groove 13 and the sliding block 14 in the movable box 10, and the impact force is absorbed again through the second damping spring 19.
The two sides of the movable box 10 are fixedly connected with the connecting part of the car body 2 through the fixing blocks 5, and the bottom of the movable box 10 is positioned at the center of the bottom of the inner cavity of the elevator shaft body 1.
Both sides of movable plate 11 bottom all pass through connecting block 20 fixed connection with the junction of connecting rod 21, and the shape size of two connecting rods 21 is unanimous, through connecting block 20, can play fixed effect to connecting rod 21, connecting rod 21 is better like this when using, has avoided connecting rod 21 to appear not hard up when using to lead to connecting rod 21 to appear dropping the situation when using.
The two sides at the top of the fixed plate 3 are fixedly connected with the connecting parts of the rubber pads 8 through adhesives, and the number of the rubber pads 8 is two.
The surface of the guide wheel 22 is fixedly connected with the connecting rod 21 through a rotating shaft, and the surface of the guide wheel 22 is tightly contacted with the guide groove 17.
Both ends of the second damping spring 19 are fixedly connected with the connecting part of the movable box 10 and the inclined plate 18 in a welding mode, and the second damping spring 19 is positioned below the movable plate 11, so that the stability of the second damping spring 19 can be increased through welding connection, and the condition that the using effect of the second damping spring 19 is poor due to shaking of the connecting part of the second damping spring 19 is avoided.
When the utility model is used: the method comprises the steps that firstly, induction parameters of an infrared sensor 4 are set through an external controller, when a car body 2 accidentally falls, the infrared sensor 4 detects and transmits information to a hydraulic cylinder 7, the hydraulic cylinder 7 operates, a damping plate 6 is driven to move outwards through the hydraulic cylinder 7, when the damping plate 6 contacts an elevator shaft body 1, the falling speed of the car body 2 is slowed down, when the car body 2 falls to the bottom, the car body 2 transmits impact force to a rubber pad 8, the impact force is transmitted to a fixed plate 3 through the rubber pad 8, the fixed plate 3 transmits the impact force to a fixed rod 9, the impact force is transmitted to a movable plate 11 through the fixed rod 9, the movable plate 11 is matched with a chute 12 in a movable box 10 to move, the impact force is transmitted to a first damping spring 16 through the movable plate 11, the impact force is absorbed through the cooperation of the first damping spring 16 and a damper 15, the impact force is transmitted to a connecting rod 21 through the movable plate 11, the impact force is transmitted to a sloping plate 18 through the cooperation of a guide groove 22 and a guide groove 17 on the connecting rod 21, the impact force is transmitted to a second damping spring 19 through the movable box 10 and the cooperation of the movable groove 13 and the guide plate 18, and the impact force is absorbed through the second damping spring 19.
The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.
Claims (6)
1. The utility model provides a fall protection device for elevator, includes elevator shaft body (1), its characterized in that: the elevator is characterized in that the top of the inner cavity of the elevator shaft body (1) is provided with a car body (2), the top and the bottom of two sides of the car body (2) are respectively provided with a hydraulic cylinder (7), the output end of the hydraulic cylinder (7) is fixedly connected with a damping plate (6), the bottom of the inner cavity of the elevator shaft body (1) is provided with a movable box (10), the inner cavity of the movable box (10) is provided with a movable plate (11), the two sides of the inner cavity of the movable box (10) are respectively provided with a sliding groove (12) matched with the movable plate (11), the joints of the two sides of the bottom of the movable plate (11) and the movable box (10) are respectively provided with a damper (15), the surfaces of the dampers (15) are respectively sleeved with a first damping spring (16), the two sides of the bottom of the inner cavity of the movable box (10) are respectively provided with a movable groove (13), the top of the movable box (14) is provided with a sliding block (18), the outer side of the sliding plate (18) is provided with a second spring (19), the joint of the inner cavity of the sliding block (18) is provided with a sliding plate (18), the two sides of the sliding plate (18) are respectively provided with a guide groove (21), the bottom of the movable guide groove (21) is respectively provided with a connecting rod (21), the surface of guide pulley (22) and guide slot (17) looks adaptation, the both sides at movable plate (11) top all are equipped with dead lever (9), the top of dead lever (9) runs through and extends to the top of activity case (10), the top of dead lever (9) is equipped with fixed plate (3), the both sides at fixed plate (3) top all are equipped with rubber pad (8), the top of fixed plate (3) is equipped with infrared sensor (4).
2. The fall arrest device for an elevator according to claim 1, wherein: the two sides of the movable box (10) are fixedly connected with the connecting part of the car body (2) through the fixed blocks (5), and the bottom of the movable box (10) is positioned at the center of the bottom of the inner cavity of the elevator shaft body (1).
3. The fall arrest device for an elevator according to claim 1, wherein: the two sides of the bottom of the movable plate (11) are fixedly connected with the connecting parts of the connecting rods (21) through connecting blocks (20), and the shapes and the sizes of the two connecting rods (21) are consistent.
4. The fall arrest device for an elevator according to claim 1, wherein: the two sides of the top of the fixing plate (3) are fixedly connected with the connecting parts of the rubber pads (8) through adhesives, and the number of the rubber pads (8) is two.
5. The fall arrest device for an elevator according to claim 1, wherein: the surface of the guide wheel (22) is fixedly connected with the connecting rod (21) through a rotating shaft, and the surface of the guide wheel (22) is tightly contacted with the guide groove (17).
6. The fall arrest device for an elevator according to claim 1, wherein: the two ends of the second damping spring (19) are fixedly connected with the connection parts of the movable box (10) and the inclined plate (18) in a welding mode, and the second damping spring (19) is positioned below the movable plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223449913.0U CN219009622U (en) | 2022-12-23 | 2022-12-23 | Anti-falling device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223449913.0U CN219009622U (en) | 2022-12-23 | 2022-12-23 | Anti-falling device for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219009622U true CN219009622U (en) | 2023-05-12 |
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ID=86237608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223449913.0U Active CN219009622U (en) | 2022-12-23 | 2022-12-23 | Anti-falling device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219009622U (en) |
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2022
- 2022-12-23 CN CN202223449913.0U patent/CN219009622U/en active Active
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