JPH10114481A - Small-sized elevator device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a small-sized elevator device capable of being easily installed in a hoistway having the small horizontal cross-sectional area. SOLUTION: Rails 2 are arranged parallel to each other so as to be separated from each other, and a rail body 10 formed by connecting them to each other is erected on one side in the cross-sectional surface of the hoistway 1 in which a car 3 is to be raised and lowered. A wrapping transmission means from which the car 3 is suspended is provided between the rails 2. Therefore, the distance between the wall surface of the hoistway 1 other than the getting on and off port and the rail body 12 and the outer surface of the car 3 can be reduced. Accordingly, the specified horizontal cross-sectional area of the hoistway l in relation to the horizontal projected area of the car 3 can be narrowed, and the car 3 can be easily installed in the hoistway 1 having the small horizontal cross-sectional area. Therefore, cost of construction of a building in which a small-sized elevator device is to be installed is reduced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a small elevator apparatus which is installed in a private house or the like and in which a car moves up and down a predetermined route of a hoistway.

[0002]

2. Description of the Related Art FIGS. 5 and 6 are views showing a conventional small elevator apparatus. FIG. 5 is a longitudinal sectional view, and FIG. 6 is a cross-sectional plan view of FIG. In the figure, 1 is a hoistway, 2 is a hoistway 1
The rails are erected so as to be separated from each other, and are arranged on wall surfaces facing each other in a cross section of the hoistway 1. Reference numeral 3 denotes a car, which is disposed on the hoistway 1 and has both sides movably engaged with rails 2 facing each other.

[0003] Reference numeral 4 denotes a winding type hoisting machine installed at the lower part of the hoistway 1, and 5 denotes a winding transmission means, which is supported by the supporting beam 6 installed at the upper part of the hoistway 1 and the supporting beam 6. The pulley 7 is connected to the car 3 at one end, and the other end wound around the pulley 7 is constituted by a main rope 8 wound around the hoisting machine 4. Reference numeral 9 denotes an entrance provided on a wall on one side of the hoistway 1.

[0004] The conventional small elevator apparatus is constructed as described above, and the hoisting machine 4 is energized and the winding transmission means 5, that is, the main rope 8 is wound up by the winding drum, and the car is rewinded. 3 is guided by the rail 2 and moves up and down.
And it stops so that it may oppose a suitable entrance 9.

[0005]

In the above-described conventional small-sized elevator apparatus, the rail 2 and the main rope 8 are arranged on three surfaces of the wall except for the entrance 9 of the hoistway 1. For this reason, the required horizontal cross-sectional area of the hoistway 1 with respect to the horizontal projected area of the car 3 is increased, and there is a problem that the construction cost of the building in which the small elevator device is installed increases.

The present invention has been made in order to solve such a problem, and an object of the present invention is to provide a small elevator apparatus which can be easily installed on a hoistway having a small horizontal cross-sectional area.

[0007]

In a small elevator apparatus according to the present invention, a hoist and a hoistway, and rails that are erected on one side in a cross section of the hoistway and are spaced apart from each other and arranged in parallel. Are connected to each other, and a winding transmission means provided between the rails to suspend the car.

Further, in the small elevator apparatus according to the present invention, a shock absorber is provided at an end of the rail to prevent a car from moving up and down at a predetermined position by hitting a guide of the car engaged with the rail. .

In the small elevator apparatus according to the present invention, one end is connected to the car and the other end is connected to a control panel installed at the lower end of the hoistway, and a moving cable is provided between the rails. .

[0010] In the small elevator apparatus according to the present invention, a front cover is provided so as to cover an opposing surface of the cage of the rail body and arranged along a height direction of the hoistway.

Further, in the small elevator apparatus according to the present invention, a hoist mounted on the lower end of the rail body is provided.

Further, in the small elevator apparatus according to the present invention, a car having an inspection port opened on a wall surface facing the rail body and a detachable cover plate for closing the inspection port of the car are provided.

Further, in the small elevator apparatus according to the present invention, the portion meshing with the driving wheel formed of the chain gear of the hoist is a roller chain, and the portion not meshing with the driving wheel is formed by a strip other than the roller chain. A wrapping transmission means is provided, which is constituted by a driven wheel around which the wrapping member is pivotally mounted near the upper end of the wrapping member and the rail member.

Further, in the small elevator apparatus according to the present invention, a car having a retreating recess at the lower surface facing the rail body, a hoisting machine arranged at a location corresponding to the car retreating recess at the lower part of the hoistway, and a control device. At least one of the boards is provided.

Further, in the small elevator apparatus according to the present invention, there is provided a cage having an inspection port opened on the upper surface of the retreating recess at a position facing the rail body on the lower surface, and a detachable cover plate closing the inspection port. Can be

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1 FIG. 1 to 4 show an embodiment of the present invention. FIG. 1 is a longitudinal sectional view, FIG. 2 is a left side view of FIG. 1, FIG. 3 is an enlarged cross-sectional plan view of FIG. FIG. 3 is an enlarged view of a main part of FIG. 2. In the figure, 1 is a hoistway, 10 is a rail body, and rails 2 arranged in parallel at a distance from each other are connected to each other, and stand upright on a wall surface on one side in a cross section of the hoistway 1.

Reference numeral 3 denotes a car, which is a retreat recess 31 at a position facing the rail body 10 on the lower surface, a first inspection opening 32 opened on the upper surface of the retraction recess 31, and a seat plate for a chair that covers the first inspection opening 32. A detachable first cover plate 33, a second inspection port 34 opened on the wall surface of the car 3 facing the rail body 10, and a detachable second cover plate 35 for closing the second inspection port 34 are provided.

The car 3 is movably engaged with the rails 2 by guides 36 which are arranged on the hoistway 1 and are provided with guide rollers provided to face the respective rails 2. Reference numeral 11 denotes a hoist having a drive wheel 111 composed of a chain gear, which is directly mounted on the lower end of the rail body 10 and is disposed near the lower end of the hoistway 1 corresponding to the retreating recess 31 of the car 3. .

Reference numeral 12 denotes a winding transmission means, which is a driven wheel 13 composed of a chain gear pivotally mounted near the upper end of the rail body 10, and a roller wound around the driving wheel 111 and the driven wheel 13 and arranged endlessly. One side is connected to the car 3 and is constituted by a wrapping member 14 provided between the rails 2. Reference numeral 9 denotes an entrance provided on a wall on one side of the hoistway 1.

Reference numeral 15 denotes a control panel, which is installed at the lower end of the hoistway 1 and is arranged corresponding to the retreating recess 31 of the car 3.
16 is a moving cable, one end of which is the car 3 and the other end of which is the control panel 1
5 and is provided between the rails 2 and is disposed adjacent to the winding strip 14 in the frontage direction of the rail body 10.

Reference numeral 17 denotes a lower shock absorber provided near the lower end of the rail 2 to support the guide 36 of the opposing car 3 to prevent the car 3 from descending at a predetermined position. 18 is rail 2
The upper shock absorber provided near the upper end of the
And stops the raising operation of the car 3 at a predetermined position. Reference numeral 19 denotes a front cover that is provided so as to cover the surface of the rail body 10 facing the car 3 and that is arranged over almost the entire height of the hoistway 1.

In the small elevator apparatus constructed as described above, the hoisting machine 11 is energized and the winding transmission means 5 is driven by the driving wheel 111, that is, the winding strip 14
Circulates, and the car 3 is guided by the rail 2 and moves up and down. Then, the car 3 faces the appropriate entrance 9 and stops. In addition, as the car 3 moves up and down, the moving cable 16 for transmitting and receiving signals and the like between the control panel 15 and the car 3 moves together with the car 3. The lowering operation of the car 3 is prevented by the lower shock absorber 17, and the raising operation of the car 3 is prevented by the upper shock absorber 18 at predetermined positions.

In the above configuration, a rail body 10 is erected on one wall surface facing the entrance 9 in the cross section of the hoistway 1, and the winding transmission means 12 is interposed between the rails 2 facing away from each other. , A moving cable 16. Therefore, the distance between the wall of the hoistway 1 other than the entrance 9 and the rail body 10 and the outer surface of the car 3 can be reduced.

As a result, the required horizontal cross-sectional area of the hoistway 1 with respect to the horizontal projected area of the car 3 can be reduced. Therefore, the car 3 can be easily installed on the hoistway having a small horizontal cross-sectional area, and the construction cost of the building in which the small elevator device is installed can be reduced.

The lower bumper 17 provided near the lower end of the rail 2 and the upper bumper 18 provided near the upper end of the rail 2 cause the car 3 to be excessively raised and lowered via the guide 36 of the car 3. Movement is blocked in place. Therefore, the lower shock absorber 17 and the upper shock absorber 18 can be installed without requiring an extra installation space. For this reason, the car 3 can be easily installed on the hoistway having a small horizontal cross-sectional area, and the construction cost of the building in which the small elevator device is installed can be reduced.

Further, one end is connected to the car 3 and the other end is connected to a control panel 15 installed at the lower end of the hoistway 1, and a moving cable 16 is provided between the rails 2. Therefore, the moving cable 16 can be arranged without requiring an extra installation space. For this reason, the car 3 can be easily installed on the hoistway having a small horizontal cross-sectional area, and the construction cost of the building in which the small elevator device is installed can be reduced.

Further, since the hoisting machine 11 is directly mounted on the lower end of the rail body 10, it is not necessary to machine, for example, a waterproofed wall surface of the hoistway 1, and the hoisting machine 11 can be easily installed. Can be attached. As a result, the installation period can be shortened, and the cost of installing a small elevator device can be reduced.

Further, a second inspection port 34 opened on a wall surface of the car 3 facing the rail body 10 and a detachable second cover plate 35 for closing the second inspection port 34 are provided. For this reason, at the time of maintenance and inspection work, the second cover plate 35 is removed, and the equipment such as the wrapping transmission means 12 and the moving cable 16 provided in the rail body 10 can be easily maintained from the second inspection port 34. it can.

A retreating recess 31 is provided on the lower surface of the car 3 at a position opposed to the rail body 10. One is provided. A driven vehicle 13 is pivotally mounted near the upper end of the rail body 10. With such a configuration, the space in the vertical direction in the lower part and the upper part of the hoistway 1 can be saved, and the required space of the hoistway 1 is reduced. Therefore, the construction cost of the building in which the small elevator device is installed can be reduced.

Further, a first inspection port 32 and a detachable first cover plate 33 for closing the first inspection port 32 are provided on the upper surface of the retreating recess 31 provided on the lower surface of the car 3 at a position facing the rail body 10. I have. Therefore, at the time of maintenance and inspection, the first cover plate 33
By removing the first inspection port 32, the hoistway 1 lower equipment such as the hoisting machine 11 provided at the lower part of the hoistway 1 can be easily maintained.

Embodiment 2 In the embodiment of FIGS. 1 to 4, a portion of the winding strip 14 that does not mesh with the driving wheel 111 can be easily formed by a strip other than the roller chain, that is, a wire rope or the like. By configuring the wrapping transmission means 12 in this manner, the driving vehicle 1
Vibration due to meshing between the roller chain 11 and the roller chain is absorbed by the wire rope. Therefore, vibration and noise transmitted to the car 3 by the engagement of the drive wheel 111 and the roller chain can be reduced, and the riding comfort of the car 3 can be improved.

Embodiment 3 FIG. In the embodiment of FIGS. 1 to 4, even in the case of the hoistway 1 configured to be open except for the entrance 9 side, the same operation as the above-described embodiment of FIGS. Obtainable. When the hoistway 1 is configured as described above, it is conceivable that a person's hand or the like touches the winding transmission means 12 or the like from outside the hoistway 1. For this reason, since the front cover 19 is provided so as to cover the surface of the rail body 10 facing the car 3, it is possible to prevent the occurrence of a trouble caused by a human hand or the like touching the wrapping transmission means 12 or the like. .

[0033]

As described above, according to the present invention, the hoistway is raised and lowered, and the rails that are erected on one side in the cross section of the hoistway and are spaced apart from each other are connected to each other. And a winding transmission means provided between the rails and suspending the car between the rails.

As a result, the rail body is erected on one side wall surface in the cross section of the hoistway 1, and a winding transmission means is provided between the rails that are separated and opposed to each other. For this reason, the clearance between the hoistway wall surface other than the entrance / exit and the rail body side and the car outer surface can be reduced. Therefore, the required horizontal cross-sectional area of the hoistway with respect to the horizontal projected area of the car can be narrowed, the car can be easily installed on the hoistway with a small horizontal cross-sectional area, and the building cost of the building where the small elevator device is installed is reduced. Has the effect of doing

Further, as described above, the present invention is provided with a shock absorber provided at the end of the rail to prevent the car from moving up and down at a predetermined position by contacting the guide of the car engaged with the rail. It is.

[0036] Thus, the shock absorber provided at the end of the rail prevents the car from excessively moving up and down at the predetermined position through the car guide. Therefore, the shock absorber can be installed without requiring an extra installation space.
For this reason, a car can be easily installed on a hoistway with a small horizontal cross-sectional area, and the construction cost of a building in which a small elevator device is installed is reduced.

Further, as described above, the present invention has a car connected at one end to a control panel installed at the lower end of the hoistway, and provided with a moving cable disposed between the rails. It is.

Thus, a moving cable is provided between the rails, with one end connected to the car and the other end connected to the control panel installed at the lower end of the hoistway. Therefore, the moving cable can be arranged without requiring an extra installation space. For this reason, a car can be easily installed on a hoistway with a small horizontal cross-sectional area, and the construction cost of a building in which a small elevator device is installed can be reduced.

Further, as described above, the present invention is provided with a front cover provided so as to cover the facing surface of the car in the rail body and arranged along the height direction of the hoistway.

Thus, even in the case of a hoistway having an open structure except for the entrance / exit side, the front cover is provided so as to cover the opposing surfaces of the cages of the rail body. This has the effect of preventing the occurrence of troubles caused by touching the hand or the like.

Further, as described above, the present invention is one in which the hoist is mounted on the lower end of the rail body.

By mounting the hoist at the lower end of the rail, it is not necessary to machine a waterproof wall at the lower part of the hoistway, for example, and the hoist can be easily installed. As a result, the installation period can be shortened, and the cost of installing a small elevator device can be reduced.

Further, as described above, the present invention is provided with a car having an inspection port opened on the wall surface facing the rail, and a detachable cover plate for closing the inspection port of the car.

With this arrangement, it is possible to remove the cover plate on the wall facing the rail body of the car and perform maintenance and inspection of devices such as the wrapping transmission means and the moving cable provided in the rail body from the inspection opening. This has the effect of facilitating work.

As described above, according to the present invention, a portion that meshes with the drive wheel composed of the chain gear of the hoist is a roller chain, and a portion that does not mesh with the drive wheel is a winding formed by a strip other than the roller chain. There is provided a wrapping transmission means which is constituted by a driven vehicle which is pivotally mounted near the upper end portions of the strip and the rail and is wrapped with the strip.

By configuring the wrapping transmission means in this manner, the vibration caused by the meshing between the driving wheel and the roller chain is absorbed by the members other than the roller chain. Therefore, vibration and noise generated by the engagement between the driving wheel and the roller chain and transmitted to the car can be reduced, and the ride comfort of the car is improved.

Further, as described above, the present invention provides a car having a retreating recess at a lower surface facing a rail body, a hoisting machine and a control panel disposed at a location corresponding to a car retreating recess at a lower portion of a hoistway. Is provided.

Thus, at least one of the hoist and the control panel is arranged at a position corresponding to the retreating recess of the car in the lower part of the hoistway. For this reason, the space in the vertical direction at the lower part of the hoistway can be saved, and the space required for the hoistway is reduced, which has the effect of reducing the construction cost of the building in which the small elevator device is installed.

Further, as described above, the present invention has an inspection port opened on the upper surface of the retreating recess at the lower surface facing the rail body, and a detachable cover plate for closing the inspection port. Things.

With this, the cover plate on the upper surface of the retreating recess of the car is removed, and the hoistway lower equipment such as the hoisting machine provided at the lower part of the hoistway can be maintained and inspected from the inspection opening, and the maintenance work can be performed. Has the effect of facilitating

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing a first embodiment of the present invention.

FIG. 2 is a left side view of FIG.

FIG. 3 is an enlarged cross-sectional plan view of FIG. 2;

FIG. 4 is an enlarged view of a main part of FIG. 2;

FIG. 5 is a longitudinal sectional view showing a conventional small elevator device.

6 is a cross-sectional plan view of FIG.

[Explanation of symbols]

1 hoistway, 2 rails, 3 cars, 10 rails,
11 hoisting machine, 111 driving wheel, 12 winding transmission means, 1
3 driven vehicle, 14 winding strip, 15 control panel, 16 moving cable, 17 lower shock absorber, 18 upper shock absorber, 1
9 front cover, 31 withdrawal recess, 32 first inspection port (inspection port), 33 first cover plate (cover plate), 34 second inspection port (inspection port), 35 second cover plate (cover plate), 36
Guide.

Claims (9)

[Claims] 1. A hoist for lifting and lowering a hoistway, a rail body which is erected on one side in a cross section of the hoistway, and which are mutually separated and arranged in parallel with each other; A small-sized elevator apparatus provided with a winding transmission means provided between each other and suspending the car. 2. A bumper provided at an end of a rail to prevent an excessive elevating operation of the car at a predetermined position by hitting a guide of the car engaged with the rail. Small elevator equipment. 3. A car having one end connected to a car and the other end connected to a control panel installed at a lower end of a hoistway, and having a moving cable provided between rails. Item 3. A small elevator apparatus according to any one of Items 2. 4. The vehicle according to claim 1, further comprising a front cover provided so as to cover an opposing surface of the cage of the rail body and arranged along a height direction of the hoistway. The small elevator device according to any one of the above. 5. The small elevator apparatus according to claim 1, further comprising a hoist attached to a lower end portion of the rail body. 6. The vehicle according to claim 1, further comprising a cage having an inspection port opened on a wall surface facing the rail body, and a detachable cover plate closing the inspection port. The small elevator device according to one of the above. 7. A portion of the hoisting machine that meshes with a drive wheel composed of a chain gear is a roller chain, and a portion that does not mesh with the drive wheel is an upper end of a winding strip and a rail body formed of a strip other than the roller chain. The small elevator according to any one of claims 1 to 6, further comprising a wrapping transmission means pivotally connected to the part and comprising a driven wheel around which the strip is wrapped. apparatus. 8. A car having a retraction recess at a lower surface facing a rail body, and at least one of a hoisting machine and a control panel arranged at a location corresponding to the retraction recess below a hoistway. The small elevator device according to any one of claims 1 to 7. 9. The small elevator apparatus according to claim 8, further comprising a car having an inspection port opened on an upper surface of the retreating recess, and a detachable cover plate closing the inspection port.