CN213387309U

CN213387309U - A lifting device with non-contact electromagnetic induction detection

Info

Publication number: CN213387309U
Application number: CN201922077361.7U
Authority: CN
Inventors: 王继伟; 丁增杰; 李浩江
Original assignee: Ficont Industry Beijing Co Ltd
Current assignee: Ficont Industry Beijing Co Ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2021-06-08
Anticipated expiration: 2029-11-27

Abstract

The invention provides a lifting device with non-contact electromagnetic induction detection. It includes an upper profile, a box and a lower profile; the upper profile device is connected by the nacelle board, and the lower profile device is connected by the lower profile board and the profile cloth; non-contact electromagnetic induction technology includes fixing frame, protective cover, electromagnetic induction switch and electromagnetic induction Trigger, fixing frame, protective cover, electromagnetic induction switch are installed on the outside of the elevator, and electromagnetic induction trigger is installed on each platform: when the elevator reaches the platform, the electromagnetic induction switch is triggered, and the green indicator lights of the control boxes at the top and bottom of the tower are on; When the elevator leaves the platform, the green indicator lights of the control box at the top and bottom of the tower are off. The lifting equipment includes a car, and the car includes a car body and a rolling shutter door; the car body includes a coaming plate, a bottom plate set at the bottom of the coaming plate, and an upper safety guard plate set at the top of the coaming plate, all of which are polygonal in shape and can be adapted to special Tower type.

Description

Lifting device with non-contact electromagnetic induction detection function

Technical Field

The invention relates to a non-contact electromagnetic induction technology and a polygonal device.

Background

At present, high-altitude operation is generally required in the field of wind power generation. Certain lifting equipment is needed for conveying personnel and materials between the aerial work platform and the ground and for overhauling. The lifting equipment can convey personnel and materials, and meanwhile, various factors such as the actual working environment, the safety and the like of the lifting device need to be considered.

The prior art over-platform sensing all uses a tact switch. Especially for the car of a high-speed work platform, the touch switch cable is easy to damage and hook, so that the control failure is realized, and the safety of workers in the car is influenced.

Disclosure of Invention

The invention aims to at least solve one of the technical problems that the touch switch cable is easy to damage and hook in the prior art or the related art.

One of the objects of the invention is: the utility model provides a lift of non-contact electromagnetic induction technique, solves the technical problem that exists among the prior art.

In order to achieve the purpose, the invention provides lifting equipment for non-contact electromagnetic induction detection, which comprises a fixed frame, a protective cover, an electromagnetic inductive switch and an electromagnetic induction trigger, wherein the fixed frame, the protective cover and the electromagnetic inductive switch are arranged on the outer side of a lifter; when the elevator leaves the platform, the green indicator lights of the control box at the top and bottom of the tower are off.

Preferably, still include the car, the car body includes the bounding wall, sets up the bottom plate of bounding wall bottom and setting are in the last safety protection board at bounding wall top.

Preferably, the device also comprises a lifting power system, a contour protection device and a control system; the first stopping piece is fixed on a coaming of the lift car; the enclosure is fixed with a housing, the driving connecting rod is arranged in the housing, the enclosure and the housing are provided with sliding grooves at corresponding positions, and the wrench penetrates through the enclosure and the sliding grooves in the housing and then is connected with the driving connecting rod.

Preferably, the appearance of the lifting equipment adopts a heptahedron structure, an upper top plate and a lower bottom plate are 5-edge type, the upper top plate and the lower bottom plate are equal, all coamings are connected and fixed with the top plate and the bottom plate by adopting standard fasteners, and a guide structure is arranged at an edge of the car maintenance system.

Preferably, a lower lifting point device is arranged below the bottom plate of the lift car, and a lifting hole is formed in the lower lifting point device.

Preferably, the control system comprises an electric cabinet, a control box, a limit switch and a connecting support thereof which are arranged on the car maintenance system, and a limit switch triggering structure which is arranged on the flexible rope and can be used for height adjustment.

The technical scheme of the invention has the following advantages: this kind of non-contact electromagnetic induction, electromagnetic induction trigger can accurately respond to fast behind the lift through the platform, also can accurate response under the lift rocks great condition, physical property damage can not appear, and the cable is single, the phenomenon that the lift broke the cable can not appear. The safety of workers can be ensured when the device is applied to high-speed work. Wherein, control mechanism just can pinpoint the position of lift, and then this kind of electromagnetic induction simple structure and control are accurate.

Another object of the invention is: the lifting equipment comprises a lift car, wherein the lift car comprises a lift car body and the non-contact electromagnetic induction; the car body includes the polygon bounding wall, sets up the bottom plate of bounding wall bottom and setting are in the last safety protection board at bounding wall top.

According to one embodiment of the invention, the lifting equipment further comprises a cantilever beam arranged at the top of the tower barrel, a top lifting point device is arranged on the cantilever beam, and an upper limiting plate with adjustable height is arranged on the top lifting point device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an electromagnetic induction installation schematic of an embodiment;

FIG. 2 is an installation schematic of the manual descent device of the embodiment;

FIG. 3 is a schematic view of an installation of the pusher mechanism of the embodiment;

FIG. 4 is a schematic view of an embodiment of a pendulum mechanism installation;

FIG. 5 is a schematic structural view of a connection mount of the embodiment;

FIG. 6 is a schematic view of an installation of the contour guard of the embodiment;

FIG. 7 is a schematic view of an installation of the connection guide of the embodiment;

FIG. 8 is a schematic view of the construction of a guide pulley of the embodiment;

FIG. 9 is a schematic view showing an operation state in the case of manual lowering of the embodiment;

FIG. 10 is a schematic view showing an operation state when the manual lowering of the embodiment is stopped;

FIG. 11 is a schematic view of the overall structure of the lifting device of the embodiment;

FIG. 12 is a schematic structural view of a car containment system of an embodiment;

FIG. 13 is a schematic structural diagram of a lift power system of an embodiment;

in the figure: 10. lifting the power system; 11. a structure; 12. a safety device; 13. a guide device; 14. a lifting device; 20. an electromagnetic induction mounting device; 22. Connecting a guide device; 23. a contour guard; 30. a car enclosure system; 31. an upper support frame protection structure; 32. a car enclosure; 33. a base plate; 34. a guide structure; 35. a top plate; 40. a control system; 42. A limit switch trigger structure; 43. an electric cabinet; 44. a control box; 60. a push rod mechanism; 61. Connecting a support; 62. a microswitch; 63. a limiting plate; 64. an anti-wear sheet; 65. a manual push rod; 66. a conical trigger lever; 70. a swing rod mechanism; 71. a bearing; 72. a spacer sleeve; 73. a compression spring; 74. a limiting sleeve; 75. a swing rod; 76. a connecting shaft; 80. a guide pulley structure; 81. the anti-jump thread pair; 82. a U-shaped pulley; 83. a pulley spacer bush; 84. a pulley support; 22-1, a flexible rope; 22-2, rope clips; 23-1, limiting cloth; 23-2, a limit switch; 23-3, connecting a support at the lower part; 23-4, limiting and triggering a swing rod; 23-5, and a contour protection plate.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships that, without particular explanation, are based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

According to one embodiment of the present invention, an electromagnetic induction device is provided comprising an electromagnetic induction mounting device, a connection guide 22 and a contour guard 23, see fig. 1.

The manual lowering device comprises a push rod mechanism 60 and a swing rod mechanism 70, which are shown in figure 2. Push rod mechanism 60, including connecting support 61, micro-gap switch 62, limiting plate 63, abrasionproof piece 64, manual push rod 65 and toper trigger bar 66, micro-gap switch 62 adopts the fastener to fix with connecting support 61, connects support 61 and installs on roof 35, and micro-gap switch 62's trigger structure is located under roof 35, and limiting plate 63 is fixed with manual push rod 65, and toper trigger bar 66 is connected fixedly with manual push rod, and abrasionproof piece 64 is installed in the trompil department of connecting support 61, see fig. 3. The push rod mechanism 70 comprises a connecting shaft 76, a swing rod 75, a limiting sleeve 74, a compression spring 73, a spacer 72 and a bearing 71. One end of the connecting shaft 76 is fixed to the lifting device 14, and the other end is connected to the swing link 75. The lower end of the swing rod 75 is connected with the bearing 71 and the spacer 72 by a fastener. The fastener penetrates through a preformed hole of the swing rod 75, sequentially penetrates through the limiting sleeve 74 and the spring 73, and finally penetrates out of a preformed hole of the connecting support 61 and is fixed, as shown in fig. 4.

The contour protection device 23 comprises limiting cloth 23-1, a limiting switch 23-2, a lower connecting support 23-3, a limiting trigger swing rod 23-4 and a contour protection plate 23-5. The lower connecting support 23-3 is fixed with the bottom plate 33, the limiting triggering swing rod 23-4 is connected with the lower connecting support 23-3 through a fastener, the limiting switch 23-2 is connected with the limiting triggering swing rod 23-4 through a fastener, one end of the limiting cloth 23-1 is fixed with the contour protection plate 23-5, and the other end of the limiting cloth is fixed with the bottom plate 33.

The connecting and guiding device 22 comprises a guiding pulley structure 80, a flexible rope 22-1 and a rope clamp 22-2. One end of the flexible rope 22-1 is connected with the swing rod 75, the other end of the flexible rope is connected with the contour protection plate 23-5, and the flexible rope 22-1 is redirected at each inflection point of the car enclosure system by adopting a guide pulley structure 80, which is shown in figure 7. The guide pulley structure 80 comprises a U-shaped pulley 82, an anti-jump thread pair 81, a pulley spacer 83 and a pulley support 84. The U-shaped pulley 82 and the pulley spacer 83 are connected with the pulley support 84 by fasteners, and the anti-jump thread pair 81 is fixed on the pulley support 84.

After the manual descending protection device is installed, the self weight of the contour protection plate 23-5 acts on the swing rod 75 through the flexible rope 22-1, and the compression spring 73 is compressed until the swing rod 75 is in contact with the limiting sleeve 74, as shown in fig. 9. When the lifting device is manually lowered, an upward thrust is applied to the push rod 65, the conical trigger rod 66 is in contact with the bearing 71, the thrust acts on the lifting device 14 through the swing rod 75 and the connecting shaft 76, a locking structure in the lifting device is opened, and the lifting device is lowered, as shown in fig. 9. When an obstacle is met, the contour protection plate 23-5 is lifted, the compression spring 73 is reset, the conical trigger rod 66 is separated from the bearing 71, and the lifting device stops running, as shown in figure 10.

According to one embodiment of the present invention, a lifting apparatus is provided that includes a lift power system 10, a manual descent prevention device, a car containment system 30, and a control system.

According to one embodiment of the present invention, a lift power system 10 is provided that includes a lift 14, a guide 13, and a mounting guard 12. The safety guard 12 and the hoist 14 are connected to a car containment system 30 and the guide 13 is connected to the structure 11.

According to one embodiment of the invention there is provided a car maintenance system 30 comprising an upper support frame guard structure 31, a car shroud 32, a floor 33, a guide structure 34 and a roof 35. The top plate 35 is connected with the upper part of the car boarding 32 by a fastener, the upper support frame protective structure 31 is arranged on the top plate 35, and the bottom plate 33 is fixed with the lower part of the car boarding 32.

According to one embodiment of the present invention, there is provided a control system 40 comprising an electric cabinet 43 mounted on the top panel 35, a limit switch activating structure 42 mounted on the guide 13, a limit switch 51 mounted on the top panel 35 and a control box mounted on the car closure 32.

According to one embodiment of the invention, a drive linkage arrangement is provided that includes a housing mounted to the car surround 32, and a drive link mounted in the housing.

According to one embodiment of the invention, a lifting device is provided, comprising a lifting power system, a contour protection device and a control system; the first stopping piece is fixed on a coaming of the lift car; the enclosure is fixed with a housing, the driving connecting rod is arranged in the housing, the enclosure and the housing are provided with sliding grooves at corresponding positions, and the wrench penetrates through the enclosure and the sliding grooves in the housing and then is connected with the driving connecting rod.

According to one embodiment of the invention, the lifting device is of a heptahedron structure, an upper top plate and a lower bottom plate are of an equal 5-edge type, all enclosing plates are fixedly connected with the top plate and the bottom plate through standard fasteners, and a guide structure is arranged at the edge of a car maintenance system.

According to one embodiment of the invention, a lifting device is provided, wherein a lower lifting point device is arranged below a bottom plate of a car, and a lifting hole is formed in the lower lifting point device.

According to one embodiment of the invention, the control system comprises an electric cabinet, a control box, a limit switch and a connecting bracket thereof, which are arranged on a car maintenance system, and a limit switch trigger structure which is arranged on a flexible rope and can be adjusted in height.

The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.

Claims

1. A lifting device with non-contact electromagnetic induction detection is characterized in that, comprising a fixed frame, a protective cover, an electromagnetic induction switch and an electromagnetic induction trigger; the fixed frame, the protective cover, and the electromagnetic induction switch are installed on the outside of the elevator, and the electric Magnetic induction triggers are installed on each platform.

2 . The lifting device with non-contact electromagnetic induction detection according to claim 1 , further comprising a car, the car body comprising a shroud, a bottom plate arranged at the bottom of the shroud, and a bottom plate arranged at the bottom of the shroud. The upper safety protection plate on the top of the enclosure.

3 . The lifting device with non-contact electromagnetic induction detection according to claim 2 , further comprising a lifting power system, a contour protection device and a control system; the first stopper is fixed on the enclosure of the car. 4 . A cover is fixed on the enclosure, the drive connecting rod is arranged in the enclosure, and the corresponding positions of the enclosure and the enclosure are provided with chute, and the wrench is connected through the enclosure and the chute on the enclosure. drive link.

4. The lifting device according to claim 3, characterized in that, the outer shape of the lifting device adopts a heptahedral structure, the upper top plate and the lower bottom plate are equal 5-sided shapes, and each enclosure plate, the top plate and the bottom plate adopt standard fasteners The connection is fixed, and the car maintenance system is equipped with a guide structure at the edge.

5 . The lifting device according to claim 4 , wherein a lower hanging point device is provided under the bottom plate of the car, and a hoisting hole is provided on the lower hanging point device. 6 .

6. The lifting device according to claim 5, wherein the control system comprises an electric control box, a control box, a limit switch and its connecting bracket installed on the car maintenance system, and a flexible rope installed on the The height-adjustable limit switch trigger structure.