CN110615336A - Formula hydraulic pressure safety villa elevator is driven on top - Google Patents

Abstract

The invention relates to the technical field of villa elevators, in particular to a top-drive hydraulic safety villa elevator, which includes a hydraulic mechanism, a jacking and reversing mechanism, and a top pulley mechanism. The hydraulic station is connected to the vertical hydraulic cylinder, and two vertical linear guide rails are arranged on both sides of the hydraulic cylinder, and the top of the piston rod of the hydraulic cylinder is fixedly connected with a jacking frame; the jacking and reversing mechanism includes a pulley, a sprocket and a chain ; The top pulley mechanism is installed on the top of the elevator shaft, including a first pulley and a second pulley. The beneficial effects of the present invention are: the hydraulic station with a proportional valve of the present invention can adjust the speed of ascending and descending to improve the comfort of passengers; the elevator safety gear is installed to greatly improve the safety; the jacking and reversing mechanism improves the transmission efficiency, The car is lowered by gravity, which is energy-saving and efficient; the hydraulic station and hydraulic cylinder are placed on the side, which saves space.

Description

A top-drive hydraulic safety villa elevator

technical field

The invention relates to the technical field of villa elevators, in particular to a top-drive hydraulic safety villa elevator.

Background technique

At present, villa elevators designed for villas generally use electric traction elevators or hydraulic side-drive side-drive elevators. These two elevators have the following problems:

Electric traction elevators need to place a traction motor on the top of the elevator, which requires sufficient space on the top floor of the building, and the up and down of the car needs to be driven by a motor, which is not energy-saving.

Due to the force on one side of the hydraulic side-drive elevator, the car will vibrate slightly during the ascent and descent process, and the comfort level is relatively low, and the existing hydraulic side-drive elevator does not need to be installed due to the side-drive structure. The guide rail that guides the lift of the car, so the hydraulic side drive elevators currently used in villas are not equipped with safety gear, which will reduce the safety of the elevator.

For this reason, need to design a kind of can energy-conserving and save space, also can install safety gear to guarantee the new-style villa elevator of elevator safety to have solved the above-mentioned problems.

Contents of the invention

The present invention provides a top-drive hydraulic safety villa elevator in order to make up for the low safety and insufficient energy saving of villa elevators in the prior art.

The present invention is achieved through the following technical solutions:

A top-drive hydraulic safety villa elevator, including a hydraulic mechanism, a jacking and reversing mechanism, and a top pulley mechanism, characterized in that:

The hydraulic mechanism includes a hydraulic station arranged at the bottom of the elevator shaft, the hydraulic station is connected to an upright hydraulic cylinder, two vertical linear guide rails are arranged on both sides of the hydraulic cylinder, and the top of the piston rod of the hydraulic cylinder is fixedly connected with a jacking frame. The jacking frame is a beam structure that can slide up and down between two linear guide rails;

The jacking and reversing mechanism includes a pulley, a sprocket, a chain, a beam and a top beam, the pulley is fixedly installed on the jacking frame, the sprocket is fixedly connected under the beam, and the beam is fixedly connected on two straight lines between the rails,

One end of the chain is fixedly connected to the crossbeam, the other end coils over the pulley and continues to coil the sprocket downward, and the chain finally coils upward to the top pulley mechanism, and the top beam is a straight beam arranged on the top of the two linear guide rails;

The top pulley mechanism is installed on the top of the elevator shaft, including a first pulley and a second pulley, the first pulley is installed on the top of the top beam, and the second pulley is installed on the center of the top of the shaft to lift the chain of the reversing mechanism After coiling over the first pulley and the second pulley, the car is fixedly connected.

Further, in order to better realize the present invention, the two sides of the car are slidably connected with I-shaped slide rails, and the I-shaped slide rails are fixedly connected to both sides of the elevator shaft, and the part of the car that is in sliding contact with the I-shaped slide rails is set There is an elevator safety gear, and the elevator safety gear is equipped with a speed limiter.

Further, in order to better realize the present invention, there are two pulleys, sprockets and chains of the jacking and reversing mechanism respectively.

Further, in order to better realize the present invention, the hydraulic station is provided with a proportional valve for adjusting the expansion and contraction speed of the hydraulic cylinder.

The beneficial effects of the present invention are: the hydraulic station with a proportional valve of the present invention can adjust the speed of ascending and descending, and improve the comfort of passengers; the elevator safety gear is installed, which greatly improves the safety; the jacking and reversing mechanism improves the transmission efficiency, The car is lowered by gravity, which is energy-saving and efficient; the hydraulic station and hydraulic cylinder are placed on the side, which saves space.

Description of drawings

Fig. 1 is the schematic diagram of the three-dimensional structure of the top-drive hydraulic safety villa elevator of the present invention;

Fig. 2 is a three-dimensional structure schematic diagram of the back view of the top-drive hydraulic safety villa elevator of the present invention;

Fig. 3 is a left view structural schematic diagram of the top-drive hydraulic safety villa elevator of the present invention;

Fig. 4 is a schematic structural diagram of the main view of the top-drive hydraulic safety villa elevator of the present invention:

Fig. 5 is a three-dimensional structural schematic diagram of the jacking and reversing mechanism of the top-drive hydraulic safety villa elevator of the present invention.

Among the figure, 1, hydraulic mechanism, 101, hydraulic station, 102, hydraulic cylinder, 103, jacking frame, 104, linear guide rail, 2, jacking and reversing mechanism, 201, pulley, 202, sprocket wheel, 203, chain, 204, beam, 205, top beam, 301, first pulley, 302, second pulley, 3, top pulley mechanism, 4, elevator safety gear, 5, car, 6, I-shaped slide rail.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "middle", "upper", "lower", "horizontal", "inner" and "outer" are based on those shown in the accompanying drawings. Orientation or positional relationship, or the orientation or positional relationship that the inventive product is usually placed in use, is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, so as to Specific orientation configurations and operations, therefore, are not to be construed as limitations on the invention. In addition, the terms "first", "second", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that a component is absolutely level or overhanging, but may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", and it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "arrangement", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. connected, or integrally connected. It can be a mechanical connection or an electrical connection. It can be directly connected, or indirectly connected through an intermediary, and can be internally connected between two elements. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Some embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

Figures 1 to 4 show a specific embodiment of the present invention, which is a top-drive hydraulic safety villa elevator composed of a hydraulic mechanism 1 , a jacking and reversing mechanism 2 and a top pulley mechanism 3 .

The hydraulic mechanism 1 includes a hydraulic station 101 arranged at the bottom of the elevator shaft. The hydraulic station 101 is connected to an upright hydraulic cylinder 102. Two vertical linear guide rails 104 are arranged on both sides of the hydraulic cylinder 102. The top of the piston rod of the hydraulic cylinder 102 is fixedly connected with a top. Lifting frame 103, jacking frame 103 is the beam structure that can slide up and down between two linear guide rails 104; Fixedly installed on the lifting frame 103, the sprocket 202 is fixedly connected under the beam 204, the beam 204 is fixedly connected between the two linear guide rails 104, one end of the chain 203 is fixedly connected to the beam 204, and the other end coils around the pulley 201 downward Continue to coil the sprocket 202, the chain 203 coils up to the top pulley mechanism 3 at last, and the top beam 205 is a straight beam arranged at the top of the two linear guide rails 104; The second pulley 302, the first pulley 301 is installed on the top of the top beam 205, the second pulley 302 is installed in the center of the top of the hoistway, the chain 203 of the jacking and reversing mechanism 2 is coiled around the first pulley 301 and the second pulley 302, and is fixedly connected to the car. Compartment 5.

In this embodiment, the hydraulic station 101 controls the oil supply speed of the hydraulic cylinder 102 of the proportional valve to change the lifting speed of the elevator. The piston rod of the hydraulic cylinder 102 is extended to drive the jacking frame 103 to rise, and the fixed pulley on the jacking frame 103 201 drags the chain 203, the chain 203 moves under the sprocket 202, lifts the car 5 upwards through the two pulleys on the top, and the sprocket 202 acts as a reversing wheel, so that the direction of the driving force is changed from jacking to driving to the car. Lifting, the setting of sprocket wheel 202 can make the ascending speed of car be 2 or 3 times of hydraulic cylinder jacking speed.

I-shaped slide rails 6 are installed on both sides of the car 5. When the car 5 is rising and falling, due to the limitation of the wage slide rails 6, the degree of shaking of the car 5 can be greatly reduced, and the elevator safety can be installed on it. Clamp 4, when overspeed or chain disconnection, safety clamp clamps I-shaped slide rail 6 to stop car 5, greatly improving the safety of the elevator, and car 5 descends by its own gravity to participate in and complete, saving energy consumption.

This embodiment combines the comfort advantages of the electric traction elevator and the energy-saving advantages of the hydraulic side-drive elevator to form a new type of top-drive hydraulic villa elevator, which reduces a lot of costs, saves villa space, and improves the comfort of the elevator ride. Speed and transmission efficiency, energy saving and environmental protection.

Finally, it is noted that the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it. Those of ordinary skill in the art may make other modifications or equivalent replacements to the technical solution of the present invention, as long as they do not depart from the spirit and spirit of the technical solution of the present invention. All should be included in the scope of the claims of the present invention.

Claims (4)

1. The utility model provides a top drive formula hydraulic pressure safety villa elevator, includes hydraulic pressure mechanism (1), jacking reversing mechanism (2) and top pulley mechanism (3), its characterized in that:

the hydraulic mechanism (1) comprises a hydraulic station (101) arranged at the bottom of the elevator shaft, the hydraulic station (101) is connected with a vertical hydraulic cylinder (102), two vertical linear guide rails (104) are arranged on two sides of the hydraulic cylinder (102), a jacking frame (103) is fixedly connected to the top of a piston rod of the hydraulic cylinder (102), and the jacking frame (103) is of a beam structure capable of sliding up and down between the two linear guide rails (104);

the jacking reversing mechanism (2) comprises a pulley (201), a chain wheel (202), a chain (203), a cross beam (204) and a top beam (205), the pulley (201) is fixedly installed on the jacking frame (103), the chain wheel (202) is fixedly connected below the cross beam (204), the cross beam (204) is fixedly connected between the two linear guide rails (104), one end of the chain (203) is fixedly connected to the cross beam (204), the other end of the chain (203) is coiled downwards around the pulley (201) to continue to be coiled around the chain wheel (202) and finally upwards coiled to the top pulley mechanism (3), and the top beam (205) is a straight beam arranged at the tops of the two linear guide rails (104);

the top pulley mechanism (3) is installed at the top of an elevator shaft and comprises a first pulley (301) and a second pulley (302), the first pulley (301) is installed at the top of a top beam (205), the second pulley (302) is installed at the center of the top of a hoistway, and a chain (203) of the jacking reversing mechanism (2) is wound around the first pulley (301) and the second pulley (302) to be fixedly connected with a car (5).

2. The top drive type hydraulic safety villa elevator as claimed in claim 1, which is characterized in that: the both sides sliding connection of car (5) has I-shaped slide rail (6), and I-shaped slide rail (6) fixed connection is in the elevartor shaft both sides, and car (5) are provided with elevator safety tongs (4) with I-shaped slide rail (6) sliding contact's part, and elevator safety tongs (4) are supporting to be set up speed limiter.

3. The top drive type hydraulic safety villa elevator as claimed in claim 1, which is characterized in that: two pulleys (201), two chain wheels (202) and two chains (203) of the jacking reversing mechanism (2) are respectively arranged.

4. The top drive type hydraulic safety villa elevator as claimed in claim 1, which is characterized in that: the hydraulic station (101) is provided with a proportional valve for adjusting the telescopic speed of the hydraulic cylinder (102).