CN214935114U

CN214935114U - Top-hung type guiding device of household elevator

Info

Publication number: CN214935114U
Application number: CN202023125773.2U
Authority: CN
Inventors: 许庆; 孙瑶; 欧明康
Original assignee: Asia Fuji Elevator Co ltd
Current assignee: Asia Fuji Elevator Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-11-30
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a top-hung type guiding device of a household elevator, which belongs to the field of elevators and comprises a guiding beam, a connecting seat, an elevator supporting frame and a lift car, wherein the guiding beam is fixedly arranged at the top of the elevator supporting frame through the connecting seat; set up the mounting groove that the opening is decurrent on guide beam's the bottom surface, the rotation of symmetry sets up first main leading wheel and second main leading wheel in the mounting groove, the coiling steel cable on the first main leading wheel, the steel cable is walked around downwards the leading wheel at car top to upwards walk around the second main leading wheel, the top of leading wheel installation and elevator reduce the excavation degree of depth at the pit of elevator, and the elevator installation of being convenient for through setting up mobilizable movable leading wheel, makes the steel cable when producing the phenomenon of extension, through the position of adjusting movable leading wheel, makes the elongation of steel cable obtain the compensation, reduces the construction, the control of being convenient for.

Description

Top-hung type guiding device of household elevator

Technical Field

The utility model belongs to the elevator field specifically is home use elevator top lift formula guider.

Background

The installation of the household elevator has many limiting factors, such as shallow pit depth, narrow well space, insufficient top station and the like, wherein the shallow pit depth is the most difficult to solve, the pit must be dug for increasing the pit depth, however, the practical situation is the laying of various underground pipelines, the method of increasing the pit depth by digging the pit is limited, in addition, in the using process of the elevator, the steel rope extension is an unavoidable phenomenon, and when the household elevator deals with the steel rope extension, the cutting of the steel rope cannot be conveniently carried out like the common elevator, and the construction is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide home elevator top suspension formula guider, the shallow problem of pit when solving the home elevator installation to be convenient for deal with the steel cable and extend.

In order to realize the above purpose, the utility model adopts the technical scheme that: the household elevator top-hung type guide device comprises a guide cross beam, a connecting seat, an elevator supporting frame and a car, wherein the guide cross beam is fixedly arranged at the top of the elevator supporting frame through the connecting seat;

the bottom surface of the guide beam is provided with a mounting groove with a downward opening, a first main guide wheel and a second main guide wheel are symmetrically and rotatably arranged in the mounting groove, a steel rope is wound on the first main guide wheel, the steel rope downwardly bypasses the guide wheel at the top of the cage and upwardly bypasses the second main guide wheel, an included angle between the steel ropes bypassing the two sides of the guide wheel at the top of the cage is not less than 0 degree, the guide beam is slidably provided with a first sliding seat and a second sliding seat which are symmetrical, the first sliding seat is rotatably provided with a first movable guide wheel, the second sliding seat is rotatably provided with a second movable guide wheel, and the steel rope bypasses the first movable guide wheel and the second movable guide wheel respectively;

set up the drive on the direction crossbeam the actuating mechanism of first seat and the motion of second seat that slides, first seat and the motion of second seat that slides drive respectively first activity leading wheel and the motion of second leading wheel promote when drawing close or keeping away from the steel cable to after the compensation extends the steel cable is right the altitude variation that the car brought.

Furthermore, a support slide rail is fixedly installed on the side face of the guide cross beam, the first sliding seat and the second sliding seat are arranged on the top face of the support slide rail in a sliding mode, and the support slide rail is used for supporting the first sliding seat and the second sliding seat.

Further, actuating mechanism including fixed set up in the screw rod cooperation seat at the top of first seat and the second seat of sliding, threaded connection screw rod on the screw rod cooperation seat, connect the driving source on the screw rod.

Furthermore, one side that is close to first main leading wheel on the first seat that slides, and be close to on the second seat that slides one side of second main leading wheel is fixed to be set up the baffle, fixed setting "L" type piece on the support slide rail, "L" type piece is last to be set up limit switch, the baffle can trigger limit switch.

Furthermore, a plurality of guide grooves are formed in the surfaces of the first main guide wheel, the second main guide wheel, the first movable guide wheel and the second movable guide wheel, and the steel rope is located in the guide grooves.

Further, the car is slidably connected to the elevator support frame.

The utility model has the advantages that: the utility model provides a home use elevator top hangs formula guider, 1, with the top of leading wheel installation and elevator, reduce the excavation degree of depth at the pit of elevator, the elevator installation of being convenient for.

2. Through setting up mobilizable movable leading wheel, when making the steel cable produce the phenomenon of extension, through the position of adjusting movable leading wheel, make the extension of steel cable obtain the compensation, reduce the construction, the control of being convenient for.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic view of a portion of the enlarged structure at B in FIG. 1;

fig. 4 is a schematic diagram of the working state of the movable guide wheel at different positions.

The text labels in the figures are represented as: 10. a guide beam; 11. a connecting seat; 12. an elevator support frame; 130. a first main guide wheel; 131. a second main guide wheel; 14. a steel cord; 150. a first sliding seat; 151. a second sliding seat; 160. a first movable guide wheel; 161. a second movable guide wheel; 17. a car; 18. supporting the slide rail; 19. a screw rod matching seat; 20. a screw; 21. an "L" shaped block; 22. a limit switch; 23. a baffle plate; a. And (4) mounting the groove.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in the attached fig. 1-4, the specific structure of the present invention is: the household elevator top-hung type guide device comprises a guide cross beam 10, a connecting seat 11, an elevator supporting frame 12 and a car 17, wherein the guide cross beam 10 is fixedly arranged at the top of the elevator supporting frame 12 through the connecting seat 11;

set up the mounting groove a that the opening is decurrent on the bottom surface of guiding beam 10, the rotation of symmetry sets up first main leading wheel 130 and second main leading wheel 131 in the mounting groove a, coiling cable 14 on the first main leading wheel 130, cable 14 walks around downwards the leading wheel at car 17 top to upwards walk around second main leading wheel 131, walk around the leading wheel both sides at car 17 top the contained angle between the cable 14 is not less than 0, cable 14 is connected with the drive arrangement who stimulates elevator up-and-down motion, sliding setting up symmetrical first sliding seat 150 and second sliding seat 151 on guiding beam 10, rotating on the first sliding seat 150 and setting up first activity leading wheel 160, rotating on the second sliding seat 151 and setting up second activity leading wheel 161, cable 14 walks around respectively first activity leading wheel 161 and second activity leading wheel 161, after the steel rope 14 winds around the first main guide wheel 130, the second main guide wheel 131, the first movable guide wheel 160 and the second movable guide wheel 161, the pulling direction changes;

the guide beam 10 is provided with a driving mechanism for driving the first sliding seat 150 and the second sliding seat 151, the first sliding seat 150 and the second sliding seat 151 move to drive the first movable guide wheel 160 and the second movable guide wheel 161 to move relatively to push the steel cable 14, when the first movable guide wheel 160 and the second movable guide wheel 161 move in opposite directions, the actual length of the steel cable 14 between the first main guide wheel 130 and the second main guide wheel 131 and the guide wheel on the top of the car 17 is pulled upwards in the height direction under the condition that the actual length of the steel cable 14 is not increased, so as to compensate the descending change of the car 17 in height caused by the extended steel cable 14, and thus the cutting of the steel cable 14 is reduced after the steel cable 14 is extended.

Preferably, as shown in fig. 1 and fig. 2 in the specification, a supporting slide rail 18 is fixedly installed on a side surface of the guiding beam 10, the supporting slide rail 18 is fixedly installed on a side surface close to the bottom of the guiding beam 10 through a bolt, the first sliding seat 150 and the second sliding seat 151 are slidably disposed on a top surface of the supporting slide rail 18, the supporting slide rail 18 supports the first sliding seat 150 and the second sliding seat 151, and the supporting slide rail 18 guides the first sliding seat 150 and the second sliding seat 151, so that the first sliding seat 150 and the second sliding seat 151 can normally move on the supporting slide rail 18.

Preferably, as shown in fig. 1 of the specification, the driving mechanism includes a screw rod fitting seat 19 fixedly disposed on the top of the first sliding seat 150 and the second sliding seat 151, a screw rod 20 is threadedly connected to the screw rod fitting seat 19, the thread directions of two ends of the screw rod 20 are opposite, a driving source is connected to the screw rod 20, the driving source is an electric motor fixedly disposed on the side surface of the guide beam 10, and when the electric motor is started, the screw rod 20 is driven to rotate, the screw rod 20 drives the screw rod fitting seat 19 to move, so that the screw rod fitting seat 19 drives the first sliding seat 150 and the second sliding seat 151 to move on the support slide rail 18, so as to adjust the positions of the first movable guide wheel 160 and the second movable guide wheel 161.

Preferably, as shown in fig. 1 and 3 of the specification, a baffle 23 is fixedly disposed on one side of the first sliding seat 150 close to the first main guide wheel 130, and one side of the second sliding seat 151 close to the second main guide wheel 131, the baffle 23 is in a "C" shape, the baffle 23 surrounds the side surfaces of the first sliding seat 150 and the second sliding seat 151, an "L" shaped block 21 is fixedly disposed on the supporting slide rail 18, a limit switch 22 is disposed on the "L" shaped block 21, the limit switch 22 is connected to a motor connected to the guide beam 10 through an electric wire, the baffle 23 can trigger the limit switch 22, and when the baffle 23 triggers the limit switch 22, the limit switch 22 controls the motor to be powered off.

Preferably, as shown in fig. 2, the first and second

main guide wheels

130 and 131 and the first and second

movable guide wheels

160 and 161 are provided with a plurality of guide grooves on their surfaces, in which the steel cables 14 are positioned, and the guide grooves can prevent the steel cables 14 from overlapping and facilitate the differentiation between different steel cables 14.

Preferably, the car 17 is slidably connected to the elevator support frame 12 as shown in figure 1 of the specification.

The utility model discloses an application principle: by arranging the guide beam 10, the first main guide pulley 130, the second main guide pulley 131, the first movable guide pulley 160, and the second movable guide pulley 161 on the top of the car 17, the excavation depth of the pit is reduced when the elevator is installed, so that the elevator can be installed,

after the elevator is used for a period of time, the steel rope 14 extends, the motor arranged on the guide beam 10 is started, the motor drives the screw rod 20 to rotate after being started, the screw rod 20 drives the screw rod matching seat 19 to move, the screw rod matching seat 19 drives the first sliding seat 150 and the second sliding seat 151 and the first movable guide wheel 160 and the second movable guide wheel 161 to move, the first movable guide wheel 160 and the second movable guide wheel 161 drive the steel rope 14 to move, so that the heights between the first main guide wheel 130 and the second main guide wheel 131 and the guide wheels on the car 17 are changed, and the height of the position reduction of the car 17 caused by the extension of the steel rope 14 is compensated,

as shown in fig. 4, after the positions of the first movable guide wheel 160 and the second movable guide wheel 161 are adjusted to move to the middle by y, the height of the car 17 is raised by x in the vertical direction, and conversely, after the positions of the first movable guide wheel 160 and the second movable guide wheel 161 are adjusted to move to the middle by y, the height of the car 17 is lowered by x in the vertical direction, wherein x is the height of the car 17 lowered after the steel cable 14 is extended, and is the height which needs to be compensated for the car 17 by adjusting the positions of the first movable guide wheel 160 and the second movable guide wheel 161.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. The household elevator top-hung type guide device is characterized by comprising a guide cross beam (10), a connecting seat (11), an elevator supporting frame (12) and a car (17), wherein the guide cross beam (10) is fixedly arranged at the top of the elevator supporting frame (12) through the connecting seat (11);

the bottom surface of the guide beam (10) is provided with a mounting groove (a) with a downward opening, a first main guide wheel (130) and a second main guide wheel (131) are symmetrically and rotatably arranged in the mounting groove (a), a steel rope (14) is wound on the first main guide wheel (130), the steel rope (14) downwards winds the guide wheel at the top of the cage (17), and pass upward around the second main guide wheel (131), the included angle between the steel ropes (14) passing through the two sides of the guide wheel on the top of the cage (17) is not less than 0 degree, a first sliding seat (150) and a second sliding seat (151) which are symmetrical are arranged on the guide beam (10) in a sliding way, a first movable guide wheel (160) is rotatably arranged on the first sliding seat (150), a second movable guide wheel (161) is rotatably arranged on the second sliding seat (151), the steel rope (14) respectively bypasses the first movable guide wheel (160) and the second movable guide wheel (161);

set up the drive on direction crossbeam (10) first seat (150) and the second that slide the actuating mechanism of seat (151) motion, first seat (150) and the second that slide move seat (151) motion drives respectively first activity leading wheel (160) and second activity leading wheel (161) promote when drawing close or keeping away from steel cable (14) to after the compensation extends steel cable (14) are right the altitude variation that car (17) brought.

2. The home elevator top hung guide of claim 1, wherein: fixed mounting supports slide rail (18) on the side of direction crossbeam (10), first seat (150) and the second seat (151) that slide and set up support on the top surface of slide rail (18), just it is right to support slide rail (18) first seat (150) and the second seat (151) that slide support.

3. The home elevator top hung guide of claim 1, wherein: the actuating mechanism including fixed set up in screw rod cooperation seat (19) at the top of first seat (150) and the second seat (151) that slide, threaded connection screw rod (20) are gone up in screw rod cooperation seat (19), connect the driving source on screw rod (20).

4. The home elevator top hung guide of claim 2, wherein: the sliding device is characterized in that one side, close to the first main guide wheel (130), of the first sliding seat (150) is fixedly provided with a baffle (23), one side, close to the second main guide wheel (131), of the second sliding seat (151) is fixedly provided with an L-shaped block (21), the L-shaped block (21) is provided with a limit switch (22), and the baffle (23) can trigger the limit switch (22).

5. The home elevator top hung guide of claim 1, wherein: the surfaces of the first main guide wheel (130) and the second main guide wheel (131) and the surfaces of the first movable guide wheel (160) and the second movable guide wheel (161) are provided with a plurality of guide grooves, and the steel rope (14) is positioned in the guide grooves.

6. The home elevator top hung guide of claim 1, wherein: the car (17) is slidably connected to the elevator support frame (12).