CN111703996A

CN111703996A - Safety device for preventing accidental movement of lift car for passenger elevator

Info

Publication number: CN111703996A
Application number: CN202010580113.9A
Authority: CN
Inventors: 黄松檀
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2020-09-25

Abstract

The invention discloses a safety device for preventing a lift car from moving accidentally, which comprises a lift car main body and a sliding control frame, wherein a sliding groove is formed in the sliding control frame, the inner wall of the sliding groove is connected with a moving transverse frame in a sliding mode, and moving shafts are sleeved on the outer surfaces of two ends of the moving transverse frame. This passenger elevator is used prevents unexpected safety device who removes of car, cooperation through fixed block and spacing muscle sets up, in the use, can fix the top and the bottom of stairwell with spacing muscle, make elevator car at the lift in-process, be difficult for swaing and take place the skew, thereby improved this passenger elevator is used prevents the unexpected safety device's that removes of car stability, through rectangular frame, the fulcrum shaft, the cooperation setting of steel wire gyro wheel and second steel wire, in the use, avoided the second steel wire to break away from, thereby improved this passenger elevator and used prevent the unexpected safety device's that removes of car security.

Description

Safety device for preventing accidental movement of lift car for passenger elevator

Technical Field

The invention relates to the technical field of dental comprehensive treatment machines, in particular to a safety device for preventing an elevator car from moving accidentally, which is used for a passenger elevator.

Background

The safety device commonly used by an elevator at present is a safety device which acts when the elevator has an overspeed phenomenon, but when the brake force of a main machine brake is insufficient or the traction force of the main machine is insufficient when the elevator is on a flat floor, so that the elevator slowly moves at a low speed, the conventional safety device cannot respond in time, cannot generate corresponding action to slow down and stop the elevator, and has certain danger.

Under the condition that an elevator is on a flat floor and an elevator car door is opened, if the brake force of a main machine brake is insufficient or the traction force of an elevator main machine is insufficient to maintain the car in a flat floor state and the like, the elevator car can slowly move upwards or downwards, under the condition, the elevator car can not stably move, so that the conventional elevator safety device cannot stably lift under the special condition, the safety coefficient is low, the upward or downward movement of the elevator car can possibly cause shearing injury to passengers, and the lives of the passengers can be harmed seriously.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a safety device for preventing an elevator car from moving accidentally, which is used for a passenger elevator.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a passenger elevator is used prevents unexpected safety device that removes of car, includes car main part and slip control frame, its characterized in that: the sliding groove has been seted up to the inside of sliding control frame, the inner wall sliding connection of sliding groove has the removal crossbearer, the surface that removes the crossbearer both ends has all been cup jointed and has been removed the axle, a side fixedly connected with car main part of removal axle, the equal fixedly connected with fixed block in the left and right sides of car main part surface, the inside sliding connection of fixed block has spacing muscle, the bottom fixedly connected with right angle mount of removal axle, the first fixing pad of bottom fixedly connected with of car main part, the lower fixed surface of second fixing pad is connected with antidetonation spring, the bottom fixedly connected with second fixing pad of antidetonation spring.

Preferably: the top fixedly connected with third fixed bolster of car main part, the last fixed surface of third fixed bolster is connected with the suspension shaft.

Preferably: the suspension shaft is rotatably connected inside with a suspension bracket, and the top of the suspension bracket is fixedly connected with a first lifting steel wire.

Preferably: the top fixedly connected with rectangular frame of car main part a side, the inner wall fixedly connected with fulcrum shaft of car frame.

Preferably: the outer surface of the fulcrum shaft is fixedly connected with a steel wire roller, and a second steel wire is wound on the outer surface of the steel wire roller.

Preferably: the back fixedly connected with wall fixing bolt at slide control frame both ends, wall fixing bolt's surface threaded connection has the nut.

Preferably: the back fixedly connected with connecting rod of car main part, the one end fixed connection of connecting rod is in the inside of sliding control frame.

Preferably: the number of the limiting ribs is four, and the four limiting ribs are inserted into the fixing block in a rectangular array mode.

Preferably: the front of car main part is provided with the emergency exit, the quantity of emergency exit is two, two the emergency exit is the symmetry setting with car main part vertical center line.

The invention has the beneficial effects that:

1. this passenger elevator is used prevents unexpected safety device who removes of car, cooperation through fixed block and spacing muscle sets up, in the use, can fix the top and the bottom of stairwell with spacing muscle, make elevator car at the lift in-process, be difficult for swaing and take place the skew, thereby improved this passenger elevator is used prevents the unexpected safety device's that removes of car stability, through rectangular frame, the fulcrum shaft, the cooperation setting of steel wire gyro wheel and second steel wire, in the use, avoided the second steel wire to break away from, thereby improved this passenger elevator and used prevent the unexpected safety device's that removes of car security.

2. This passenger elevator is used prevents unexpected safety device who removes of car, through the cooperation setting of sliding control frame, the sliding tray, remove the crossbearer and remove the axle, make it is inside to remove the crossbearer to be located the sliding control frame, slide in the inside of sliding tray, can be fixed in the both ends that remove the crossbearer with removing the axle, still can go up and down the car main part at the sliding tray, the stability of the safety device that prevents the unexpected removal of car that has not only improved this passenger elevator and used, and the potential safety hazard that has prevented this passenger elevator and used the safety device that prevents the unexpected removal of car takes place.

Drawings

Fig. 1 is a first perspective view schematically illustrating a safety device for a passenger elevator for preventing an unexpected movement of a car according to the present invention;

fig. 2 is a second perspective view schematically illustrating a safety device for a passenger elevator for preventing an unexpected movement of a car according to the present invention;

fig. 3 is a third perspective view schematically illustrating a safety device for a passenger elevator for preventing an unexpected movement of a car according to the present invention;

fig. 4 is a right side view schematically showing the structure of a safety device for a passenger elevator for preventing an unexpected movement of a cage according to the present invention;

fig. 5 is a front view schematically showing the structure of a safety device for a passenger elevator for preventing an unexpected movement of a cage according to the present invention;

fig. 6 is a schematic bottom view of a safety device for a passenger elevator for preventing an unexpected movement of a car according to the present invention;

fig. 7 is a schematic top view showing the safety device for preventing an unexpected movement of a car in a passenger elevator according to the present invention.

In the figure: 1. a car body; 2. a sliding control frame; 3. a safety door; 4. a sliding groove; 5. moving the transverse frame; 6. a movable shaft; 7. a fixed block; 8. limiting ribs; 9. a right-angle fixing frame; 10. a second fixing pad; 11. an anti-seismic spring; 12. a second fixing pad; 13. a third fixing pad; 14. a suspension shaft; 15. a suspension bracket; 16. a first lifting wire; 17. a rectangular frame; 18. a fulcrum; 19. a steel wire roller; 20. a second steel wire; 21. a wall surface fixing bolt; 22. a nut; 23. a connecting rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Examples

A safety device for preventing accidental movement of a lift car for a passenger lift is disclosed, as shown in figure 1, and comprises a lift car main body 1 and a sliding control frame 2, wherein a sliding groove 4 is formed in the sliding control frame 2, the inner wall of the sliding groove 4 is connected with a moving transverse frame 5 in a sliding manner, the outer surfaces of two ends of the moving transverse frame 5 are respectively sleeved with a moving shaft 6, one side surface of the moving shaft 6 is fixedly connected with the lift car main body 1, the left side and the right side of the outer surface of the lift car main body 1 are respectively and fixedly connected with a fixed block 7, the inner part of the fixed block 7 is connected with a limiting rib 8 in a sliding manner, the bottom of the moving shaft 6 is fixedly connected with a right-angle fixed frame 9, the bottom of the lift car main body 1 is fixedly connected with a first fixed cushion 10, the lower surface of a second fixed cushion 10 is fixedly connected with an, the upper surface of the third fixing pad 13 is fixedly connected with a suspension shaft 14, the interior of the suspension shaft 14 is rotatably connected with a suspension bracket 15, the top of the suspension bracket 15 is fixedly connected with a first lifting steel wire 16, the top of one side surface of the car body 1 is fixedly connected with a rectangular frame 17, the inner wall of the car frame 17 is fixedly connected with a fulcrum shaft 18, the outer surface of the fulcrum shaft 18 is fixedly connected with a steel wire roller 19, the outer surface of the steel wire roller 19 is wound with a second steel wire 20, the back surfaces of the two ends of the sliding control frame 2 are fixedly connected with wall fixing bolts 21, the outer surface of each wall fixing bolt 21 is in threaded connection with a nut 22, the back surface of the car body 1 is fixedly connected with a connecting rod 23, one end of each connecting rod 23 is fixedly connected with the interior of the sliding control frame 2, the number of the four limiting ribs 8 is four, the, the number of the safety doors 3 is two, and the two safety doors 3 are symmetrically arranged with respect to the vertical center line of the car body 1.

To solve the problems of stability and safety; as shown in fig. 1, 3, 5, 6 and 7, the sliding groove 4 has been seted up to the inside of slide control frame 2, the inner wall sliding connection of sliding groove 4 has removal crossbearer 5, the surface at removal crossbearer 5 both ends has all cup jointed removes axle 6, set up through the cooperation of fixed block 7 and spacing muscle 8, in the use, can fix spacing muscle 8 to the top and the bottom of stairwell, make elevator car in the lift process, be difficult for rocking and taking place the skew, thereby the stability of the safety device that prevents the unexpected removal of car that this passenger elevator used has been improved, through rectangular frame 17, fulcrum 18, steel wire gyro wheel 19 and the cooperation setting of second steel wire 20, in the use, avoided the second steel wire to break away from, thereby the security of the safety device that prevents the unexpected removal of car that this passenger elevator used has been improved.

In order to solve the problem of potential safety hazard; as shown in fig. 1, 2, 3 and 4, a limit rib 8 is slidably connected to the inside of the fixing block 7, a rectangular frame 17 is fixedly connected to the top of one side surface of the car body 1, a fulcrum 18 is fixedly connected to the inner wall of the car frame 17, a wire roller 19 is fixedly connected to the outer surface of the fulcrum 18, a second wire 20 is wound on the outer surface of the wire roller 19, through the matching arrangement of the sliding control frame 2, the sliding groove 4, the moving transverse frame 5 and the moving shaft 6, the moving transverse frame 5 is positioned inside the sliding control frame 2 and slides inside the sliding groove 4, the movable shaft 6 can be fixed on both ends of the movable cross frame 5, and the cage body 1 can be lifted on the sliding groove 4, which not only improves the stability of the safety device for preventing the accidental movement of the cage, and the potential safety hazard of the safety device for preventing the accidental movement of the elevator car for the passenger elevator is prevented.

In the embodiment, the limit ribs 8 can be fixed at the top and the bottom of the stairwell through the matching arrangement of the fixed block 7 and the limit ribs 8 in the use process, so that the elevator car is not easy to swing and shift in the lifting process, thereby improving the stability of the safety device for preventing the accidental movement of the car for the passenger elevator, the second steel wire is prevented from being separated in the use process through the matching arrangement of the rectangular frame 17, the fulcrum shaft 18, the steel wire roller 19 and the second steel wire 20, thereby improving the safety of the safety device for preventing the accidental movement of the car for the passenger elevator, the movable cross frame 5 is positioned in the sliding control frame 2 through the matching arrangement of the sliding control frame 2, the sliding groove 4, the movable cross frame 5 and the movable shaft 6, the movable shaft 6 can be fixed at the two ends of the movable cross frame 5 and can slide in the sliding groove 4, the car body 1 can be lifted up and down on the sliding groove 4, so that not only the stability of the safety device for preventing the accidental movement of the car for the passenger elevator is improved, but also the potential safety hazard of the safety device for preventing the accidental movement of the car for the passenger elevator is prevented.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A safety device for preventing accidental movement of a car for a passenger elevator, comprising a car body (1) and a sliding control frame (2), characterized in that: sliding tray (4) have been seted up to the inside of sliding control frame (2), the inner wall sliding connection of sliding tray (4) has removal crossbearer (5), the surface at removal crossbearer (5) both ends has all been cup jointed and has been removed axle (6), a side fixedly connected with car main part (1) of removing axle (6), the equal fixedly connected with fixed block (7) in the left and right sides of car main part (1) surface, the inside sliding connection of fixed block (7) has spacing muscle (8), the bottom fixedly connected with right angle mount (9) of removing axle (6), the first fixed bolster (10) of bottom fixedly connected with of car main part (1), the lower fixed surface of second fixed bolster (10) is connected with antidetonation spring (11), the bottom fixedly connected with second fixed bolster (12) of antidetonation spring (11).

2. A safety device for preventing accidental movement of a car in a passenger elevator according to claim 1, wherein a third fixing pad (13) is fixedly connected to the top of the car body (1), and a suspension shaft (14) is fixedly connected to the upper surface of the third fixing pad (13).

3. A safety device for preventing accidental movement of a car in a passenger elevator according to claim 1, wherein a suspension bracket (15) is rotatably connected to the inside of the suspension shaft (14), and a first lifting wire (16) is fixedly connected to the top of the suspension bracket (15).

4. A safety device for preventing an unexpected movement of a car in a passenger elevator according to claim 1, wherein a rectangular frame (17) is fixedly connected to a top portion of one side surface of the car body (1), and a support shaft (18) is fixedly connected to an inner wall of the car frame (17).

5. A safety device for preventing an accidental movement of a car in a passenger elevator according to claim 1, wherein a wire roller (19) is fixedly connected to an outer surface of the support shaft (18), and a second wire (20) is wound around an outer surface of the wire roller (19).

6. A safety device for preventing an accidental movement of a car in a passenger elevator according to claim 1, wherein a wire roller (19) is fixedly connected to an outer surface of the support shaft (18), and a second wire (20) is wound around an outer surface of the wire roller (19).

7. A safety device for preventing accidental movement of a car for a passenger elevator according to claim 1, wherein a connecting rod (23) is fixedly connected to a back surface of the car body (1), and one end of the connecting rod (23) is fixedly connected to an inside of the sliding control frame (2).

8. The safety device for preventing the accidental movement of the car of a passenger elevator according to claim 1, wherein the number of the limiting ribs (8) is four, and the four limiting ribs (8) are inserted into the fixing block (7) in a rectangular array.

9. The safety device for preventing accidental movement of a car of a passenger elevator according to claim 1, wherein the front surface of the car body (1) is provided with two safety doors (3), and the two safety doors (3) are symmetrically arranged with respect to a vertical center line of the car body (1).