CN208869120U - A kind of jack up unit of elevator - Google Patents

Abstract

The utility model is a kind of jack up unit of elevator, including cage, fixed bottom plate, support plate and movable plate, the support plate is connect with the fixed bottom plate, the support plate center is equipped with sliding slot, the movable plate is abutted with the support plate side, the movable plate center is equipped with jagged sliding rail, the cage center back is fixed with support shaft, the support shaft passes through the sliding slot and the cage is flexibly connected by sliding rail with the other side of the movable plate, the movable plate is fixedly connected with sliding block, the fixed bottom plate is equipped with reciprocator, the reciprocator is connected with the slide block, the bending place of the sliding rail is equipped with blocking mechanism, the first switch for controlling the reciprocator and blocking mechanism is equipped in the cage, the present apparatus improves stability when elevator lifting, while it being caused when there is fortuitous event When power-equipment can not work, can still position limitation protection be carried out to elevator, prevent elevator free-falling bring substantial risk accident.

Description

A kind of jack up unit of elevator

Technical field

The utility model relates to belong to elevator technology field, in particular to a kind of jack up unit of elevator.

Background technique

Elevator is a kind of multifunctional lifting machinery equipment, is divided into guide tracked, chain-type, crank arm type, scissor-type, wall hanging The different types such as formula, wherein wall mounted lift drives heavy-duty chain and steel wire by using hydraulic cylinder as major impetus Rope is driven, but elevator may have the generation of fortuitous event during actual use, when the unexpected feelings of appearance Condition causes its power-equipment that can not work or steel rope abrasion fracture etc., the carriage of elevator can uncontrolled lasting whereabouts, Unexpected injury will be caused to the personnel rided on elevator in this way.

Summary of the invention

For mirror with this, the utility model provides a kind of jack up unit of elevator, improves stability when elevator lifting, Simultaneously when fortuitous event occur and causing power-equipment that can not work, can still position limitation protection be carried out to elevator, prevent from going up and down Machine free-falling bring substantial risk accident.

The technical solution of the utility model is achieved in that

The utility model provides a kind of jack up unit of elevator, including cage, fixed bottom plate, support plate and activity Plate, the support plate are connect with the fixed bottom plate, and the support plate center is equipped with sliding slot, the movable plate and the support plate Side abuts, and the movable plate center is equipped with jagged sliding rail, and the cage center back is fixed with support shaft, the branch Support axis passes through the sliding slot and the cage is flexibly connected by sliding rail with the other side of the movable plate, and the movable plate is fixed Be connected with sliding block, the fixed bottom plate is equipped with reciprocator, and the reciprocator is connected with the slide block, the sliding rail it is curved It is equipped with blocking mechanism at folding, is equipped with the first switch for controlling the reciprocator and blocking mechanism in the cage.

Preferably, the reciprocator includes driving motor and the folding arm that is made of several crossbars, the driving electricity Machine is electrically connected with external power supply, and the output shaft of the motor is equipped with worm screw, is equipped with driven wheel, the driven wheel above the worm screw Connection is engaged with the worm screw, is equipped with driving wheel above the driven wheel, the driving wheel engages connection, institute with the driven wheel State driving wheel and the driven wheel pass through connector and connect with the end for folding arm, the driving motor by conducting wire and The first switch electrical connection.

Preferably, the blocking mechanism includes several barrier plate and card slot, and the card slot is located inside the movable plate, The card slot is located at the corner of the sliding rail and is connected to the sliding rail, the barrier plate be mounted in the card slot and with institute State card slot flexible connection, the wall surface of the sliding rail corner is equipped with the second switch for controlling the barrier plate movement, and described the Two switches are electrically connected by conducting wire with the first switch.

Preferably, the bottom of the cage is equipped with buffer unit, and the buffer unit includes buffering shell, the buffering shell Inside is equipped with spring, and the spring bottom is equipped with buffer board, and the buffer board bottom is equipped with air bag, and the air bag bottom is equipped with rubber Offset plate.

Preferably, the air bag side is equipped with gas outlet, is equipped with rubber stopper inside the gas outlet.

Compared with prior art, the utility model has the beneficial effects that

The utility model provides a kind of jack up unit of elevator, including cage, fixed bottom plate, support plate and activity Plate, the support plate are connect with the fixed bottom plate, and to support the gravity of the cage, the support plate center, which is equipped with, to be slided Slot, the movable plate are abutted with the support plate side, and the movable plate center is equipped with jagged sliding rail, the cage back Portion center is fixed with support shaft, and the support shaft passes through the sliding slot and sliding rail for the another of the cage and the movable plate Side is flexibly connected, and the support shaft can move up and down in the sliding slot, drives the cage to move up and down, the sliding slot Limit effect is played to the support shaft with the jagged rail crossing, can not be worked when there is fortuitous event power-equipment When, the sliding slot and sliding rail still can carry out position limitation protection to the cage, avoid traditional elevator in actual use Occurring fortuitous event in the process leads to its power-equipment can not work or steel rope abrasion is broken etc., and elevator is uncontrolled It is lasting to fall, unexpected injury is caused to the personnel rided on elevator, the movable plate is fixedly connected with sliding block, the fixation Bottom plate is equipped with reciprocator, and the reciprocator is connected with the slide block, by the reciprocator push the sliding block come Sliding is returned, drives the movable plate to carry out back and forth movement and drives the support shaft to carry out by the continuous movement of the sliding rail It rises and decline, the bending place of realization lift action, the sliding rail is equipped with blocking mechanism, be moved in support shaft rising described When corner, starts the blocking mechanism and blocking is played to the support shaft, it is ensured that the support shaft can continue to from upper rail It moves upwards and is unlikely to slide because of gravity from lower railway, be equipped in the cage and control the reciprocator and blocking mechanism First switch, the work of first switch control reciprocator drives elevator to be gone up and down, declines in the cage When, the blocking mechanism is carried out closing power-off by the first switch, and the cage is avoided to touch the blocking when declining Mechanism stops it, improves the mobility and practicability of the present apparatus.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only the preferred reality of the utility model Example is applied, it for those of ordinary skill in the art, without any creative labor, can also be attached according to these Figure obtains other attached drawings.

Fig. 1 is a kind of schematic perspective view of the jack up unit of elevator of the utility model；

Fig. 2 is a kind of structure schematic diagram of the jack up unit of elevator of the utility model；

Fig. 3 is a kind of back side cross-sectional view of the jack up unit of elevator of the utility model；

Fig. 4 is a kind of partial structural diagram of the movable plate of the jack up unit of elevator of the utility model；

Fig. 5 is a kind of structural schematic diagram of the buffer unit of the jack up unit of elevator of the utility model.

In figure, 1 is cage, and 2 be fixed bottom plate, and 3 be support plate, and 4 be movable plate, and 5 be sliding slot, and 6 be sliding rail, and 7 be branch Axis is supportted, 8 be sliding block, and 9 be first switch, and 10 be driving motor, and 11 is fold arm, and 12 be worm screw, and 13 be driven wheel, and 14 be transmission Wheel, 15 be barrier plate, and 16 be card slot, and 17 be second switch, and 18 be buffering shell, and 19 be spring, and 20 be buffer board, and 21 be air bag, 22 be rubber slab, and 23 be gas outlet, and 24 be rubber stopper.

Specific embodiment

In order to be best understood from the utility model technology contents, specific embodiment is provided below, and practical to this in conjunction with attached drawing It is novel to be described further.

Referring to Fig. 1 to Fig. 5, the utility model provides a kind of jack up unit of elevator, including cage 1, fixed bottom Plate 2, support plate 3 and movable plate 4, the support plate 3 is connect with the fixed bottom plate 2, to support the weight of the cage 1 Power, 3 center of support plate are equipped with sliding slot 5, and the movable plate 4 is abutted with 3 side of support plate, 4 center of movable plate Equipped with jagged sliding rail 6,1 center back of cage is fixed with support shaft 7, and the support shaft 7 passes through 5 He of sliding slot The cage 1 is flexibly connected by sliding rail 6 with the other side of the movable plate 4, and the support shaft 7 can be in the sliding slot 5 It moves up and down, the cage 1 is driven to move up and down, support shaft described in the sliding slot 5 and jagged 6 cross-pair of the sliding rail 7 play limit effect, and when fortuitous event power-equipment occur can not work, the sliding slot 5 and sliding rail 6 still can be to the liters It drops room 1 and carries out position limitation protection, avoiding traditional elevator from occurring fortuitous event during actual use causes its power to set It is standby to work or steel rope abrasion fracture etc., the uncontrolled lasting whereabouts of elevator, to the personnel rided on elevator Unexpected injury is caused, the movable plate 4 is fixedly connected with sliding block 8, and the fixed bottom plate 2 is equipped with reciprocator, described reciprocal Mechanism is connect with the sliding block 8, pushes the sliding block 8 to slidably reciprocate by the reciprocator, the movable plate 4 is driven to carry out Back and forth movement drives the support shaft 7 to carry out raising and lowering by the continuous movement of the sliding rail 6, realizes lift action, The bending place of the sliding rail 6 is equipped with blocking mechanism, when the support shaft 7 rising is moved to the corner, starts the resistance Retaining device plays blocking to the support shaft 7, it is ensured that the support shaft 7 can continue to move upwards from upper rail and be unlikely to because Gravity slides from lower railway, and the first switch 9 for controlling the reciprocator and blocking mechanism is equipped in the cage 1, described First switch 9 controls reciprocator's work, and elevator is driven to be gone up and down, in the cage 1 decline, the first switch The blocking mechanism is carried out closing power-off by 9, is avoided the cage 1 from touching the blocking mechanism when declining and is hindered it Gear, improves the mobility and practicability of the present apparatus.

Specifically, the reciprocator includes driving motor 10 and the folding arm 11 that is made of several crossbars, the drive Dynamic motor 10 is electrically connected with external power supply, and the output shaft of the motor is equipped with worm screw 12, is equipped with driven wheel above the worm screw 12 13, the driven wheel 13 engages connection with the worm screw 12, is equipped with driving wheel 14, the driving wheel 14 above the driven wheel 13 Connection is engaged with the driven wheel 13, the driving wheel 14 and the driven wheel 13 pass through connector and the folding arm 11 End connection, the driving motor 10 are electrically connected by conducting wire with the first switch 9, drive institute by the driving motor 10 State worm screw 12 rotation, drive the driven wheel 13 and driving wheel 14 to be rotated, by connector drive the folding arm 11 into Row expansion and contraction drive the sliding block 8 and movable plate 4 to carry out back and forth movement, realize elevating function.

Specifically, the blocking mechanism includes several barrier plate 15 and card slot 16, the card slot 16 is located at the activity Inside plate 4, the card slot 16 is located at the bending place of the sliding rail 6 and is connected to the sliding rail 6, and the barrier plate 15 is mounted on institute It states in card slot 16 and is flexibly connected with the card slot 16, the wall surface of 6 bending place of sliding rail, which is equipped with, controls the barrier plate 15 The second switch 17 of movement, the second switch 17 is electrically connected by conducting wire with the first switch 9, when in the support shaft 7 When moving on to the bending place of the sliding rail 6, it is pressed into the second switch 17, the barrier plate 15 is controlled and stretches out to the sliding rail 6 Bending place blocked, it is ensured that the support shaft 7 can continue to move upwards from upper rail and be unlikely to because gravity is from lower rail Road slides, and in the cage 1 decline, the blocking mechanism is carried out closing power-off by the first switch 9, avoids the liter Drop room 1 touches the blocking mechanism when declining and stops to it.

Specifically, the bottom of the cage 1 is equipped with buffer unit, the buffer unit includes buffering shell 18, described slow It rushes and is equipped with spring 19 inside shell 18,19 bottom of spring is equipped with buffer board 20, and 20 bottom of buffer board is equipped with air bag 21, institute 21 bottom of air bag is stated equipped with rubber slab 22, when the huge accident of generation causes the cage 1 to fall, the rubber slab 22 is first inhaled Receiving portions impact force, the rubber slab 22, which moves upwards, squeezes the air bag 21, and the air bag 21 consumes part of impact force, remaining Impact force passes to the buffer board 20, and the spring 19 plays the role of further buffering to buffer board 20 unloads power.

Specifically, 21 side of air bag is equipped with gas outlet 23, rubber stopper 24, the rubber are equipped with inside the gas outlet 23 When offset plate 22 squeezes the air bag 21, the air bag 21 receives impact force and pops up the rubber stopper 24, in the air bag 21 Air is extruded from the gas outlet 23, further consumes a large amount of impact force, improves the bumper and absorbing shock effect of the cage 1 Fruit.

Working principle:

The utility model provides a kind of jack up unit of elevator, drives the worm screw 12 by the driving motor 10 Rotation, drive the driven wheel 13 and driving wheel 14 to be rotated, by connector drive the foldings arm 11 carry out expansion with It shrinks, the sliding block 8 and movable plate 4 is driven to carry out back and forth movement, 6 cross-pair institute of the sliding slot 5 and the jagged sliding rail It states support shaft 7 and plays limit effect, while the support shaft 7 being driven to carry out raising and lowering, rise in the support shaft 7 and move When to the corner, starts the blocking mechanism and blocking is played to the support shaft 7, it is ensured that the support shaft 7 can continue to It is moved upwards from upper rail, in the cage 1 decline, the blocking mechanism is carried out closing power-off by the first switch 9, It avoids the cage 1 from touching the blocking mechanism when declining to stop it, realizes stable lifting effect.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (5)

1. a kind of jack up unit of elevator, which is characterized in that described including cage, fixed bottom plate, support plate and movable plate Support plate is connect with the fixed bottom plate, and the support plate center is equipped with sliding slot, and the movable plate is supported with the support plate side It connects, the movable plate center is equipped with jagged sliding rail, and the cage center back is fixed with support shaft, and the support shaft is worn It crosses the sliding slot and sliding rail and is flexibly connected the cage with the other side of the movable plate, the movable plate is fixedly connected with Sliding block, the fixed bottom plate are equipped with reciprocator, and the reciprocator is connected with the slide block, and the bending place of the sliding rail is set There is blocking mechanism, is equipped with the first switch for controlling the reciprocator and blocking mechanism in the cage.

2. a kind of jack up unit of elevator according to claim 1, which is characterized in that the reciprocator includes driving Motor and the folding arm being made of several crossbars, the driving motor are electrically connected with external power supply, the output shaft of the motor Equipped with worm screw, driven wheel is equipped with above the worm screw, the driven wheel engages connection with the worm screw, sets above the driven wheel Have a driving wheel, the driving wheel engages connection with the driven wheel, the driving wheel and the driven wheel pass through connector with The end connection for folding arm, the driving motor are electrically connected by conducting wire with the first switch.

3. a kind of jack up unit of elevator according to claim 1, which is characterized in that the blocking mechanism includes several Barrier plate and card slot, the card slot is located inside the movable plate, the card slot be located at the corner of the sliding rail and with institute Sliding rail connection is stated, the barrier plate is mounted in the card slot and is flexibly connected with the card slot, the wall of the sliding rail corner Face is equipped with the second switch for controlling the barrier plate movement, and the second switch is electrically connected by conducting wire and the first switch It connects.

4. a kind of jack up unit of elevator according to claim 1, which is characterized in that the bottom of the cage is equipped with Buffer unit, the buffer unit include buffering shell, spring are equipped with inside the buffering shell, the spring bottom is equipped with buffering Plate, the buffer board bottom are equipped with air bag, and the air bag bottom is equipped with rubber slab.

5. a kind of jack up unit of elevator according to claim 4, which is characterized in that the air bag side is equipped with outlet Mouthful, rubber stopper is equipped with inside the gas outlet.