CN212608931U - Weight type elevator landing door self-closing device - Google Patents
Weight type elevator landing door self-closing device Download PDFInfo
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- CN212608931U CN212608931U CN202021901465.1U CN202021901465U CN212608931U CN 212608931 U CN212608931 U CN 212608931U CN 202021901465 U CN202021901465 U CN 202021901465U CN 212608931 U CN212608931 U CN 212608931U
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Abstract
The utility model discloses a weight formula elevator layer door self-closing device, the device includes: the landing door comprises a landing door head, a right door hanging plate, a left landing door, a right landing door, a first flexible steel wire rope, a second flexible steel wire rope, a heavy hammer box, a bearing, a heavy hammer, a power device and a coupling; the left door hanging plate and the right door hanging plate are respectively connected with the left landing door and the right landing door, a first pulley and a first fixed end are arranged in the right door hanging plate, and a second fixed end is arranged in the left door hanging plate; a second pulley and a third pulley are arranged on two sides in the landing door head; one end of the first flexible steel wire rope is connected with the first fixed end and passes through the second pulley, and the other end of the first flexible steel wire rope is connected with one end of the heavy hammer box; one end of the second flexible steel wire rope is connected with the second fixed end, passes through the first pulley and the third pulley, and the other end of the second flexible steel wire rope is connected with the other end of the heavy punch box; the power device drives the heavy hammer box to rotate along the central point through the coupler and the bearing, and the heavy hammer rolls in the heavy hammer box. The utility model discloses reduce the energy consumption that the door machine opened the door for the process of opening the door is more steady.
Description
Technical Field
The utility model relates to an elevator layer door self-closing device technical field, concretely relates to weight formula elevator layer door self-closing device.
Background
With the rapid development of society and the rapid increase of the number of high-rise buildings, elevators become an indispensable part of people's lives, and with the increase of the number of elevators, the safety and reliability of elevators are concerned by society, wherein whether a landing door can be normally closed or not is crucial to the safety of the elevators. The landing door self-closing device is one of safety guarantee of an elevator door system, and has the function of ensuring that the landing door keeps a closed state when an elevator car does not stop at the landing, and preventing personnel from falling into a hoistway. At present, the self-closing device of the landing door is divided into a spring type and a weight type.
Although the two modes can both realize the purpose of providing the self-closing force for closing the door of the elevator landing, the resistance of the spring and the heavy hammer needs to be overcome in the door opening process, so that the energy waste can be caused while the door opening process is not stable.
Disclosure of Invention
In order to overcome the defect and not enough that prior art exists, the utility model provides a weight formula elevator layer door self-closing device, the weight that sets up provides power at the in-process that opens the door, reduces the energy consumption that a machine opened the door for the process of opening the door is more steady.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a weight formula elevator layer door self-closing device, include: the landing door comprises a landing door head, a right door hanging plate, a left landing door, a right landing door, a first flexible steel wire rope, a second flexible steel wire rope, a heavy hammer box, a bearing, a heavy hammer, a power device and a coupling;
the right door hanging plate and the left door hanging plate are arranged in the landing door head, the right door hanging plate is connected with the right landing door, the left door hanging plate is connected with the left landing door, a first pulley and a first fixed end are arranged in the right door hanging plate, and a second fixed end is arranged in the left door hanging plate;
a second pulley and a third pulley are arranged on two sides in the door head of the landing door;
one end of the first flexible steel wire rope is connected with the first fixed end and passes through the second pulley, and the other end of the first flexible steel wire rope is connected with one end of the heavy hammer box;
one end of the second flexible steel wire rope is connected with the second fixed end and passes through the first pulley and the third pulley, and the other end of the second flexible steel wire rope is connected with the other end of the heavy hammer box;
the power device is connected with the coupler, the coupler is connected with the bearing, the bearing is arranged at the rotation center of the heavy hammer box, and the power device is used for driving the heavy hammer box to rotate clockwise or anticlockwise;
the weight is arranged in the weight box and rolls in the weight box when the weight box rotates clockwise or anticlockwise.
As a preferred technical scheme, the elevator car is further provided with a first steel wire rope jumping prevention device and a second steel wire rope jumping prevention device, the first flexible steel wire rope is arranged in the first steel wire rope jumping prevention device, the second flexible steel wire rope is arranged in the second steel wire rope jumping prevention device, and the first steel wire rope jumping prevention device and the second steel wire rope jumping prevention device are respectively fixed in a hoistway and used for preventing the flexible steel wire ropes from swinging back and forth.
According to the preferable technical scheme, the first steel wire rope jumping prevention device and the second steel wire rope jumping prevention device are cuboids with holes formed in the upper portion and the lower portion.
As a preferred technical scheme, the lifting device is further provided with a U-shaped box, the U-shaped box is fixed in the shaft, an opening is formed in the direction towards the heavy hammer, and the U-shaped box is used for receiving the heavy hammer under the condition that the heavy hammer falls.
Preferably, the shape of the weight is spherical.
Preferably, the power device is a motor.
Preferably, the bearing is arranged at the rotation center of the weight box, and the rotation center is arranged at the center point of the weight box.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) in the door opening process of the utility model, the car door machine does not need to overcome the gravity of the heavy hammer or the elasticity of the spring, and the adopted driving weight box overcomes the gravity of the heavy hammer, thus ensuring the door opening process to be more stable;
(2) compared with the prior art, the utility model needs less energy when the whole elevator system overcomes the gravity of the heavy hammer, and can reduce energy consumption;
(3) the utility model discloses the weight that sets up can provide power at the in-process that opens the door, reduces the energy consumption that the door machine opened the door.
Drawings
FIG. 1 is a schematic structural diagram of a counterweight type elevator landing door self-closing device in the embodiment;
fig. 2 is a schematic view of a connection mode between the power device and the bearing according to the embodiment.
The device comprises a 1-layer door head, a 2-right door hanging plate, a 3-left door hanging plate, a 4-left door, a 5-right door, a 6-first steel wire rope jumping-out prevention device, a 7-layer door sill, an 8-first flexible steel wire rope, a 9-heavy hammer box, a 10-bearing, an 11-heavy hammer, a 12-U-shaped box, a 13-second flexible steel wire rope, a 14-second steel wire rope jumping-out prevention device, a 15-first pulley, a 16-second pulley, a 17-third pulley, an 18-power device and a 19-coupler.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
As shown in fig. 1, the embodiment provides a weight type elevator landing door self-closing device, which includes a landing door head 1, a right door hanging plate 2, a left door hanging plate 3, a left landing door 4, a right landing door 5, a first steel wire rope jumping-out prevention device 6, a second steel wire rope jumping-out prevention device 14, a landing door sill 7, a first flexible steel wire rope 8, a second flexible steel wire rope 13, a weight box 9, a bearing 10, a weight 11, a U-shaped box 12, a first pulley 15, a second pulley 16, a third pulley 17, a power device 18, and a coupling 19;
the right door hanging plate and the left door hanging plate are arranged in the landing door head, the right door hanging plate is connected with the right landing door, the left door hanging plate is connected with the left landing door, a first pulley and a first fixed end are arranged in the right door hanging plate, and a second fixed end is arranged in the left door hanging plate; a second pulley and a third pulley are arranged on two sides in the landing door head; one end of the first flexible steel wire rope is connected with the first fixed end and passes through the second pulley, and the other end of the first flexible steel wire rope is connected with one end of the heavy hammer box;
one end of a second flexible steel wire rope is connected with the second fixed end and passes through the first pulley and the third pulley, and the other end of the second flexible steel wire rope is connected with the other end of the heavy punch box;
as shown in fig. 2, the power device is connected with the coupler, the coupler is connected with the bearing, the bearing is arranged at the rotation center of the weight box, and the power device is used for driving the weight box to rotate leftwards or rightwards;
the weight is arranged in the weight box, and rolls in the weight box when the weight box rotates leftwards or rightwards.
In the first wire rope device that jumps out of preventing of this embodiment was located to the first flexible wire rope, in the second wire rope device that jumps out of preventing was located to the second flexible wire rope, first wire rope device and the second of preventing jumps out of preventing was fixed respectively in the well, for the cuboid of trompil from top to bottom, played the effect that prevents flexible wire rope swing back and forth.
The U-shaped box 12 is fixed in the shaft, has an opening at the upper part, and is used for catching the heavy hammer when the heavy hammer falls off so as to prevent potential safety hazards caused by falling of the heavy hammer;
the power device 18 is fixed in the shaft and controlled by the main control panel of the gantry crane to act, the power device 18 is connected with a bearing on the heavy hammer box 9 through a coupler 19 to control the heavy hammer box to deflect leftwards or rightwards;
when the elevator car reaches a certain landing, the car door head is linked with the landing door head to open the landing door;
the right door hanging plate 2 is connected with the right layer door 5 and used for controlling the opening and closing of the right layer door, and the left door hanging plate 3 is connected with the left layer door and used for controlling the opening and closing of the left layer door;
in this embodiment, the weight box is a sealed container with a smooth inner part, and a spherical weight is arranged in the container;
in this embodiment, the bearing is connected with the power device installed at the position corresponding to the hoistway, the power device receives a main control signal from the elevator, the power device is connected with the weight box, the weight box is directly driven to incline leftwards and rightwards, and the left hanging plate and the right hanging plate are driven to move through the steel wire rope, so that the left landing door and the right landing door are driven.
In this embodiment, adopt flexible wire rope to link to each other the weight box with the link plate through the pulley, power device adopts the motor, and the bearing setting is at the rotation center of weight box, and the rotation center setting is at the central point of weight box.
The specific working process of the weight type elevator landing door self-closing device of the embodiment is as follows:
when the elevator car reaches a destination floor, the master control of the elevator door motor receives a door opening command, the door opening command is sent to the power device 18, the power device controls the heavy hammer box 9 to rotate towards the right side through the coupler 19 and the bearing 10, and meanwhile, the heavy hammer rolls to the right end to provide assistance for door opening;
when the elevator door controller receives a door closing command, the elevator door controller sends the door closing command to the power device 18, the power device controls the weight box 9 to rotate towards the left side through the coupler 19 and the bearing 10, and meanwhile, the weight rolls towards the left end to provide self-closing force for closing the door.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (7)
1. A weight type elevator landing door self-closing device is characterized by comprising: the landing door comprises a landing door head, a right door hanging plate, a left landing door, a right landing door, a first flexible steel wire rope, a second flexible steel wire rope, a heavy hammer box, a bearing, a heavy hammer, a power device and a coupling;
the right door hanging plate and the left door hanging plate are arranged in the landing door head, the right door hanging plate is connected with the right landing door, the left door hanging plate is connected with the left landing door, a first pulley and a first fixed end are arranged in the right door hanging plate, and a second fixed end is arranged in the left door hanging plate;
a second pulley and a third pulley are arranged on two sides in the door head of the landing door;
one end of the first flexible steel wire rope is connected with the first fixed end and passes through the second pulley, and the other end of the first flexible steel wire rope is connected with one end of the heavy hammer box;
one end of the second flexible steel wire rope is connected with the second fixed end and passes through the first pulley and the third pulley, and the other end of the second flexible steel wire rope is connected with the other end of the heavy hammer box;
the power device is connected with the coupler, the coupler is connected with the bearing, the bearing is arranged at the rotation center of the heavy hammer box, and the power device is used for driving the heavy hammer box to rotate clockwise or anticlockwise;
the weight is arranged in the weight box and rolls in the weight box when the weight box rotates clockwise or anticlockwise.
2. The weight type elevator landing door self-closing device according to claim 1, further comprising a first steel wire rope jumping-out prevention device and a second steel wire rope jumping-out prevention device, wherein the first flexible steel wire rope is arranged in the first steel wire rope jumping-out prevention device, the second flexible steel wire rope is arranged in the second steel wire rope jumping-out prevention device, and the first steel wire rope jumping-out prevention device and the second steel wire rope jumping-out prevention device are respectively fixed in a hoistway and used for preventing the flexible steel wire rope from swinging back and forth.
3. The counterweight type elevator landing door self-closing device according to claim 2, wherein the first steel wire rope jumping prevention device and the second steel wire rope jumping prevention device are cuboids with holes opened up and down.
4. The self-closing device for the landing door of a weighted elevator as claimed in claim 1, wherein a U-shaped box is further provided, the U-shaped box is fixed in the hoistway and has an opening towards the weight for catching the weight in case of falling of the weight.
5. A weight type elevator landing door self-closing device according to any one of claims 1-4, wherein the weight is spherical in shape.
6. A weight type elevator landing door self-closing device according to any one of claims 1-4, wherein the power device employs a motor.
7. A weight type elevator landing door self-closing device according to any one of claims 1-4, wherein the center of rotation is located at the center point of the weight box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021901465.1U CN212608931U (en) | 2020-09-03 | 2020-09-03 | Weight type elevator landing door self-closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021901465.1U CN212608931U (en) | 2020-09-03 | 2020-09-03 | Weight type elevator landing door self-closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212608931U true CN212608931U (en) | 2021-02-26 |
Family
ID=74705281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021901465.1U Active CN212608931U (en) | 2020-09-03 | 2020-09-03 | Weight type elevator landing door self-closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212608931U (en) |
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2020
- 2020-09-03 CN CN202021901465.1U patent/CN212608931U/en active Active
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