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CN216807699U - Elevator car with emergency braking device - Google Patents

Elevator car with emergency braking device Download PDF

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Publication number
CN216807699U
CN216807699U CN202220507775.8U CN202220507775U CN216807699U CN 216807699 U CN216807699 U CN 216807699U CN 202220507775 U CN202220507775 U CN 202220507775U CN 216807699 U CN216807699 U CN 216807699U
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CN
China
Prior art keywords
braking device
emergency braking
plate
elevator car
push
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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.)
Expired - Fee Related
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CN202220507775.8U
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Chinese (zh)
Inventor
王加云
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Individual
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Individual
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Priority to CN202220507775.8U priority Critical patent/CN216807699U/en
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Publication of CN216807699U publication Critical patent/CN216807699U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides an elevator car with an emergency braking device, which comprises a car body and the emergency braking device fixedly arranged at the bottom of the car body, wherein the emergency braking device comprises a mounting seat A, a sliding rod, a friction plate, a return spring A, a secondary transfer plate, a horizontally-slidable push plate, a mounting seat B, a guide assembly, a roller, a motor, a steel wire rope, a bottom plate, a push rod and a connecting rod. With novel bottom through at elevator car add emergency braking device, when elevator car can not normal operating, the passenger can start and tighten up wire rope through scram control button control motor in the elevator car, make connecting rod downstream drive push rod and push pedal motion, the push pedal promotes the outside motion of slide bar in the motion process, the friction disc and the elevator well inner wall friction of friction disc outer end, force elevator car to slow down or the bring to a halt, wait for the rescue, can prevent or reduce the person or loss of property that the elevator fell into the well and bring.

Description

Elevator car with emergency braking device
Technical Field
The utility model relates to the technical field of elevator safety protection, in particular to an elevator car with an emergency braking device.
Background
The elevator is as the vehicle of vertical transportation in the high-rise building, experiences the development of hundreds of years, and its safety protection has been perfect day by day, but in present elevator working process, if elevating gear breaks down, light then lead to the elevator stop motion, then lead to the elevator to fall by heavy, the elevator falls and squats the end accident and still takes place occasionally, squats the end accident and will cause huge injury to the passenger in case take place, can endanger life safety even.
Most adoption cushions the elevator that falls in the means that sets up buffer at the pit of elevartor shaft among the prior art, and elevator car weighs down and falls on buffer, reduces the danger when falling, but adopts the mode of buffer to have following drawback: firstly, when the car operation takes place unusually, the passenger in the car does not have the route of promptly saving oneself completely, can only wait elevator automatic shutdown operation or fall, secondly the elevator falls from the high level when the effect of gravity and acceleration down, and the buffer power that the buffer of pit provided is very little to elevator car.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides an elevator car with an emergency braking device, wherein the emergency braking device is additionally arranged at the bottom of the elevator car, so that when the elevator car cannot normally run, passengers can control the car to decelerate or stop running through an emergency stop control button in the elevator car, and personal or property loss caused by falling of the elevator is prevented or reduced.
The utility model is realized by the following technical scheme.
The utility model provides an elevator car with an emergency braking device, which comprises a car body and the emergency braking device fixedly arranged at the bottom of the car body, wherein the emergency braking device comprises a mounting seat A, a sliding rod, a friction plate, a return spring A, a secondary transfer plate, a horizontally slidable push plate, a mounting seat B, a guide assembly, a roller, a motor, a steel wire rope, a bottom plate, a push rod and a connecting rod; mounting seats A are symmetrically and fixedly mounted on two sides of the bottom of the car body respectively, smooth through holes matched with the sliding rods are horizontally formed in the two mounting seats A, and the two sliding rods are slidably mounted in the through holes in the mounting seats A respectively; the outer ends of the two slide bars are both fixed with friction plates, the inner ends of the two slide bars are both fixedly provided with secondary transmission plates, the two slide bars are also respectively sleeved with a return spring A, and the return spring A is arranged between the secondary transmission plates and the mounting seat A; the end parts of the two push plates are opposite to the secondary delivery plate, the two push plates are respectively arranged on the two installation seats B in a horizontally sliding mode, the two installation seats B are respectively fixed on the bottom plate, and the two ends of the bottom plate are respectively fixedly connected with the lower surfaces of the two installation seats A.
Two ends of the connecting rod are respectively hinged with the upper surface of the push plate through two push rods, and the included angle between each push rod and the push plate is 45-65 degrees; the lower surface of the connecting rod is respectively fixedly connected with the upper ends of the two telescopic guide components, and the lower ends of the telescopic guide components are fixedly arranged on the bottom plate.
The lower surface of the connecting rod is fixedly connected with one end of a steel wire rope, the other end of the steel wire rope is fixed and wound on the roller, the roller is fixedly installed on an output shaft of the motor, and the motor is fixedly installed on the bottom plate.
And the guide assembly is also sleeved with a return spring B.
The bottom fixed mounting of car body has 1~3 emergency braking device of group.
And a rubber sheet is also fixed on the outer surface of the friction plate.
The push plate and the mounting seat B are installed in a matched mode through a dovetail groove.
And the end part of the push plate close to the secondary delivery plate is also fixedly provided with a main delivery plate.
Two mount pads A pass through the bottom of last mounting panel fixed mounting and car body.
The telescopic guide assembly comprises a guide pillar and a guide sleeve, and the guide pillar is slidably mounted in the guide sleeve.
The utility model has the beneficial effects that: through add emergency braking device in elevator car's bottom, when elevator car can not normal operating, the passenger can control the motor through the scram control button in the elevator car and start and tighten up wire rope, make connecting rod downstream drive push rod and push pedal motion, the push pedal promotes the outside motion of slide bar in the motion process, the friction disc of slide bar outer end and the inner wall of elevator well run-ahead friction, force elevator car to slow down or the bring of stopping work, wait for the rescue, can prevent or reduce the personal or property loss that the elevator fell into the well and bring.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of fig. 1 in an operating state.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a schematic view of an assembly structure of the push plate and the mounting seat in fig. 1.
FIG. 5 is a schematic view of the telescoping guiding assembly of FIG. 1;
in the figure: 1-car body, 2-upper mounting plate, 3-mounting seat A, 4-sliding rod, 5-friction plate, 51-rubber sheet, 6-return spring A, 7-secondary transfer plate, 8-main transfer plate, 9-push plate, 10-mounting seat B, 11-telescopic guide component, 1101-guide column, 1102-guide sleeve, 12-roller, 13-motor, 14-steel wire rope, 15-bottom plate, 16-push rod, 17-return spring B and 18-connecting rod.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 5, the elevator car with the emergency braking device comprises a car body 1 and the emergency braking device fixedly installed at the bottom of the car body 1, wherein the emergency braking device comprises a mounting seat A3, a sliding rod 4, a friction plate 5, a return spring a6, a secondary transmission plate 7, a horizontally slidable push plate 9, a mounting seat B10, a guide assembly 11, a roller 12, a motor 13, a steel wire rope 14, a bottom plate 15, a push rod 16 and a connecting rod 18; mounting seats A3 are symmetrically and fixedly mounted on two sides of the bottom of the car body 1 respectively, smooth through holes matched with the sliding rods 4 are horizontally formed in the two mounting seats A3, and the two sliding rods 4 are slidably mounted in the through holes in the mounting seats A3 respectively; the outer ends of the two slide bars 4 are both fixed with friction plates 5, the inner ends of the two slide bars 4 are both fixedly provided with secondary transfer plates 7, the two slide bars 4 are also respectively sleeved with a return spring A6, and a return spring A6 is arranged between the secondary transfer plates 7 and a mounting seat A3; the end parts of the two push plates 9 are opposite to the secondary delivery plate 7, the two push plates 9 are respectively installed on the two installation seats B10 in a horizontally sliding mode, the two installation seats B10 are respectively fixed on the bottom plate 15, and the two ends of the bottom plate 15 are respectively fixedly connected with the lower surfaces of the two installation seats A3.
Two ends of the connecting rod 18 are respectively hinged with the upper surface of the push plate 9 through two push rods 16, and the included angle between each push rod 16 and the push plate 9 is 45-65 degrees; the lower surfaces of the connecting rods 18 are respectively fixedly connected with the upper ends of the two telescopic guide components 11, and the lower ends of the telescopic guide components 11 are fixedly arranged on the bottom plate 15. The included angle between the push rod 16 and the push plate 9 is set to be 45-65 degrees, so that the push plate 9 is stressed and can move in time.
The lower surface of the connecting rod 18 is also fixedly connected with one end of a steel wire rope 14, the other end of the steel wire rope 14 is fixed and wound on the roller 12, the roller 12 is fixedly arranged on an output shaft of the motor 13, and the motor 13 is fixedly arranged on the bottom plate 15.
The guide assembly 11 is further sleeved with a return spring B17. The retractable guide assembly 11 comprises a guide post 1101 and a guide sleeve 1102, wherein the guide post 1101 is slidably mounted in the guide sleeve 1102. After the motor releases the steel wire rope 14 wound on the roller 12, the push rod 4 is reset under the action of the reset spring A, the push plate 9 is simultaneously pushed to reset when the push rod 4 is reset, and meanwhile, the guide pillar 1101 of the telescopic guide assembly 11 is also driven to reset, and the connecting rod 18 is reset. The addition of the return spring B17 can further ensure that each part is timely reset.
The bottom fixed mounting of car body 1 has 1~3 emergency braking device of group, adds multiunit emergency braking device and not only is favorable to the dispersion elevator to fall to emergency braking device's impact force, prevents/reduces each spare part and takes place to warp or damage in the use, can ensure moreover that emergency braking device can effectively provide frictional force when the elevator sharply falls and force elevator car to slow down or stop. In order to ensure the working synchronism of the multiple groups of emergency braking devices, the rollers 12 can be arranged on the same shaft, and the shaft is driven by the motor 13 to ensure that the multiple groups of emergency braking devices work simultaneously, so that the working effect is ensured.
And a rubber sheet 51 is further fixed on the outer surface of the friction plate 5, so that the friction force between the friction plate 5 and the inner wall of the elevator shaft is increased.
The push plate 9 and the mounting seat B10 are installed in a matched mode through a dovetail groove, so that the push plate 9 is not separated from a sliding track in a working state, and the emergency braking device can work effectively.
The end part of the push plate 9, which is close to the secondary delivery plate 7, is also fixedly provided with a main delivery plate 8, and the added main delivery plate 8 can increase the contact area between the push plate 9 and the secondary delivery plate 7, thereby reducing the installation precision requirement of the emergency braking device.
The two mounting seats A3 are fixedly mounted on the bottom of the car body 1 through the upper mounting plate 2. Therefore, the whole emergency braking device can be fixedly installed at the bottom of the elevator car after being completely assembled on the ground, and the installation difficulty is reduced.
When the emergency braking device is actually used, the emergency braking device is assembled on the ground and then fixedly installed at the bottom of the car body 1 through the upper installation plate 2, and the emergency stop control button is installed inside the car to control the motor 13, so that the emergency braking device is low in installation difficulty and convenient for passengers to use. When a passenger meets an emergency, the emergency stop control button arranged in the car is pressed, the motor 13 works to drive the idler wheel 12 to tighten up the steel wire rope, the connecting rod 18 moves downwards to drive the push rod 16 and the push plate 9 to move, the push plate 9 pushes the slide rod 4 to extend outwards, so that the friction plate at the outer end of the slide rod 4 is in contact with the inner wall of the elevator shaft to generate friction, and the elevator is decelerated or stopped to run, and the emergency stop control button waits for rescue workers to rescue. After the elevator maintenance personnel finish the maintenance of the elevator, the motor 13 is controlled to release the steel wire rope 14, and under the action of the return spring A6 and the return spring B17, all parts are reset and used when the next emergency happens. The emergency stop control button should also be connected to the elevator control system, which when pressed switches off the control of the elevator by the elevator control system at the same time.
The elevator safety device is simple in structure and high in reliability, and passengers can take measures in emergency, so that personal or property loss caused by falling of the elevator into the shaft is effectively prevented or reduced.

Claims (8)

1. The utility model provides an elevator car with emergency braking device, includes car body (1) and the emergency braking device of fixed mounting in car body (1) bottom, wherein emergency braking device includes mount pad A (3), slide bar (4), friction disc (5), reset spring A (6), time transfer board (7), but horizontal slip push pedal (9), mount pad B (10), direction subassembly (11), gyro wheel (12), motor (13), wire rope (14), bottom plate (15), push rod (16) and connecting rod (18), its characterized in that: mounting seats A (3) are symmetrically and fixedly mounted on two sides of the bottom of the car body (1) respectively, smooth through holes matched with the sliding rods (4) are horizontally formed in the two mounting seats A (3), and the two sliding rods (4) are slidably mounted in the through holes in the mounting seats A (3) respectively; the outer ends of the two sliding rods (4) are both fixed with friction plates (5), the inner ends of the two sliding rods are both fixedly provided with secondary transfer plates (7), the two sliding rods (4) are also respectively sleeved with a return spring A (6), and the return spring A (6) is arranged between the secondary transfer plates (7) and the mounting seat A (3); the end parts of the two push plates (9) are opposite to the secondary delivery plate (7), the two push plates (9) can be respectively horizontally and slidably arranged on the two installation seats B (10), the two installation seats B (10) are respectively fixed on the bottom plate (15), and the two ends of the bottom plate (15) are respectively fixedly connected with the lower surfaces of the two installation seats A (3);
two ends of the connecting rod (18) are respectively hinged with the upper surface of the push plate (9) through two push rods (16), and the included angle between each push rod (16) and the corresponding push plate (9) is 45-65 degrees; the lower surfaces of the connecting rods (18) are respectively fixedly connected with the upper ends of the two telescopic guide components (11), and the lower ends of the telescopic guide components (11) are fixedly arranged on the bottom plate (15);
the lower surface of the connecting rod (18) is also fixedly connected with one end of a steel wire rope (14), the other end of the steel wire rope (14) is fixed and wound on the roller (12), the roller (12) is fixedly arranged on an output shaft of the motor (13), and the motor (13) is fixedly arranged on the bottom plate (15).
2. The elevator car with emergency braking device of claim 1 wherein: and a return spring B (17) is also sleeved on the guide component (11).
3. The elevator car with emergency braking device of claim 1 wherein: the bottom fixed mounting of car body (1) has 1~3 emergency braking device of group.
4. The elevator car with emergency braking device of claim 1 wherein: and a rubber sheet (51) is further fixed on the outer surface of the friction sheet (5).
5. The elevator car with emergency braking device of claim 1 wherein: the push plate (9) and the mounting seat B (10) are installed in a matched mode through a dovetail groove.
6. The elevator car with emergency braking device of claim 1 wherein: and a main transfer plate (8) is also fixedly arranged on the end part of the push plate (9) close to the secondary transfer plate (7).
7. The elevator car with emergency braking device of claim 1 wherein: the two mounting seats A (3) are fixedly mounted at the bottom of the car body (1) through the upper mounting plate (2).
8. The elevator car with emergency braking device of claim 1 wherein: the telescopic guide assembly (11) comprises a guide post (1101) and a guide sleeve (1102), wherein the guide post (1101) is slidably mounted in the guide sleeve (1102).
CN202220507775.8U 2022-03-10 2022-03-10 Elevator car with emergency braking device Expired - Fee Related CN216807699U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220507775.8U CN216807699U (en) 2022-03-10 2022-03-10 Elevator car with emergency braking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220507775.8U CN216807699U (en) 2022-03-10 2022-03-10 Elevator car with emergency braking device

Publications (1)

Publication Number Publication Date
CN216807699U true CN216807699U (en) 2022-06-24

Family

ID=82045672

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220507775.8U Expired - Fee Related CN216807699U (en) 2022-03-10 2022-03-10 Elevator car with emergency braking device

Country Status (1)

Country Link
CN (1) CN216807699U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220624

CF01 Termination of patent right due to non-payment of annual fee