CN203998495U

CN203998495U - Elevator Auxiliary Lifting Device

Info

Publication number: CN203998495U
Application number: CN201420440594.3U
Authority: CN
Inventors: 陈韵文
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-08-06
Filing date: 2014-08-06
Publication date: 2014-12-10
Anticipated expiration: 2024-08-06

Abstract

The utility model provides an elevator auxiliary lifting device, an auxiliary lifting device is arranged in the elevator equipment, the elevator auxiliary lifting device is provided with a motor, the motor is connected with an input shaft, the input shaft is provided with a thread section, the thread section of the input shaft is matched with a turbine, the turbine is connected with a worm, the outer end of the worm is provided with a linkage gear, the linkage gear is meshed with a big gear of a reduction gear group, a small gear of the reduction gear group is meshed with a gear of a rope coiling disc, and a steel cable is coiled on the rope coiling disc; therefore, when the elevator loses power and cannot actuate, the motor can rotate to release the braking state of the motor, the rope winding disc rotates slowly, a steel cable wound on the rope winding disc is hung downwards slowly, the elevator car descends and stops at the elevator door position of the nearest floor, people riding the elevator can get rid of the elevator smoothly, and the practical efficacy characteristic is improved in the aspect of overall implementation and use.

Description

Elevator auxiliary lifting devices

Technical field

The utility model relates to a kind of elevator auxiliary lifting devices.

Background technology

Now in society because the narrow people in ground is thick, generally all more higher, the floor of lid is more and more to make various buildings, also therefore for allow people easily upper and lower floor, conveniently arrive at the floor wanting to go to, make to be generally equiped with lift facility in building; And general common lift facility, it is mainly in top, elevator cage, to be provided with a plurality of cable wire wheels, make wirerope walk around after cable wire wheel, one end of wirerope is upwards installed in formation fixed end in machine room, the other end motor main frame that upwards winding is crossed in machine room is fixed in downwards on a pouring weight again, to utilize motor main frame to drive wirerope to pull elevator cage to move up and down.

Yet, though this lift facility can reach the convenient expection effect that arrives at the floor wanting to go to of taking for user, but also implement to use in its practical operation, find, when this lift facility is occurring as having a power failure or the various factors such as fault and while making situation that loss of power elevator cage cannot start, elevator cage in running can emergent stopping, can not carry out again lifting, to prevent that unsafe condition from occurring, but this design causes elevator cage may stop between two floors also, not only in wanting to rescue the very inconvenience that seems on getting rid of poverty, and be sometimes limited to the set place of this lift facility, cannot pry open by force smoothly elevator door rescues, now, user in elevator cage can only Wait-to-Restore after power supply or fault get rid of, allow this elevator cage really rest in before the elevator door of each floor, the door that can open elevator door and elevator cage allows user leave and gets rid of poverty, and in waiting time except causing the waste on user's wait time, more can cause psychological fear to it, cause and make this lift facility still have improved space its whole execution in use.

Therefore, designer adheres to the abundant of these relevant industries for many years and designs and develops and actual fabrication experience, for existing structure, is studied improvement again, provides a kind of elevator auxiliary lifting devices, to reaching the object of better practical value.

Utility model content

In order to solve elevator, lose the problem that power cannot start, main purpose of the present utility model is to provide a kind of elevator auxiliary lifting devices, it is mainly to lose power cannot start time in elevator, making elevator cage decline rests against on the elevator door position of immediate floor, the people that take elevator can be got rid of poverty smoothly, and more increase practical effect characteristic its whole execution in use.

The technical solution of the utility model is: a kind of elevator auxiliary lifting devices, this elevator auxiliary lifting devices is located in lift facility, this elevator auxiliary lifting devices comprises motor, this motor is arranged on pedestal, this motor connects into mechanical axis, and this inputting shaft is provided with thread segment, the thread segment of this inputting shaft is meshed with turbine, this turbine connects scroll bar, the outer end of this scroll bar is provided with linked gear, this linked gear is meshed with the big gear wheel of train of reduction gears, and the miniature gears of this train of reduction gears is meshed with the gear of serving dish, on this serving dish, is wound with wirerope.

The preferred embodiment of elevator auxiliary lifting devices of the present utility model, wherein, this wirerope is wound in the height that the length on this serving dish is first floor.

The preferred embodiment of elevator auxiliary lifting devices of the present utility model, wherein, this launch escape system is fixed on the elevator railway carriage top in this lift facility, and makes the winding that makes progress of wirerope on this serving dish that is wound in launch escape system cross after motor main frame, then connects and be installed with clump weight downwards.

The preferred embodiment of elevator auxiliary lifting devices of the present utility model, wherein, this elevator auxiliary lifting devices is fixed on the elevator car box back of this lift facility, is wound in wirerope on the serving dish of this elevator auxiliary lifting devices and makes progress after motor main frame is crossed in winding and connect and be installed with clump weight downwards again.

The preferred embodiment of elevator auxiliary lifting devices of the present utility model, wherein, this auxiliary lifting devices is fixed on the top of this lift facility, be wound in wirerope on the serving dish of this auxiliary lifting devices and walk around the set wirerope wheel of elevator cage bottom face of this elevator downwards, the backward lower connection of motor main frame that winding crosses the top that is positioned at this elevator that makes progress of this wirerope is installed with clump weight.

The beneficial effects of the utility model are, when elevator is lost power cannot start time, the motor of auxiliary lifting devices can rotate and untie its braking mode, make serving dish slowly rotate, being wound in the slowly lowering downwards of wirerope on this serving dish, make elevator cage decline and rest against on the elevator door position of immediate floor, the people that take elevator can be got rid of poverty smoothly.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, the utility model is described in further details.

Fig. 1: stereo decomposing structural representation of the present utility model.

Fig. 2: local structure for amplifying schematic diagram of the present utility model.

Fig. 3: three-dimensional schematic diagram of the present utility model.

Fig. 4: the structural representation of facing of the present utility model.

Fig. 5: establish view for of the present utility model group.

Fig. 6: another group of the present utility model is established view.

Fig. 7: establish view for another group of the present utility model.

Description of reference numerals:

1. auxiliary lifting devices, 11. motors, 111. inputting shafts, 112. thread segments, 12. turbines, 121. scroll bars, 122. linked gears, 13. train of reduction gears, 131. big gear wheels, 132. miniature gearss, 14. serving dishes, 141. gears, 2. wirerope, 3. elevator railway carriage, 31. wireropes wheels, 4. motor main frame, 5. clump weight, A. pedestal.

The specific embodiment

For technical characterictic of the present utility model, object and effect being had more clearly, understand, now contrast accompanying drawing the specific embodiment of the present utility model is described.

First, refer to shown in Fig. 1 stereo decomposing structural representation of the present utility model, the utility model is mainly in lift facility, to be provided with auxiliary lifting devices 1, this auxiliary lifting devices 1 comprises a motor 11, this motor 11 is arranged on pedestal A, this motor 11 connects an inputting shaft 111, and this inputting shaft 111 is provided with thread segment 112, the thread segment 112 of this inputting shaft 111 be meshed with a turbine 12 (seeing also shown in Fig. 2 local structure for amplifying schematic diagram of the present utility model), this turbine 12 connects a scroll bar 121, these scroll bar 121 outer ends are provided with linked gear 122, this linked gear 122 is meshed with the big gear wheel 131 of train of reduction gears 13, the miniature gears 132 of this train of reduction gears 13 (pitch circle diameter of big gear wheel 131 is greater than the pitch circle diameter of miniature gears 132) is meshed with the gear 141 of serving dish 14, on this serving dish 14, be wound with wirerope 2 (see also Fig. 3 three-dimensional schematic diagram of the present utility model and Fig. 4 is of the present utility model face shown in structural representation), and wirerope 2 is wound in the height (about 3 meters) that length on this serving dish 14 is about first floor.

Make the utility model in group establish in conjunction with time, seeing also of the present utility model group of Fig. 5 establishes shown in view, this auxiliary lifting devices 1 can be fixed on to elevator railway carriage 3 tops in lift facility, and make wirerope on this serving dish 14 that is wound in auxiliary lifting devices 12 upwards winding cross after motor main frame 4, then connect and be installed with clump weight 5 downwards; Or please consult in the lump again Fig. 6 another group of the present utility model and establish shown in view, this auxiliary lifting devices 1 is fixed on to elevator railway carriage 3 rear ends in lift facility, and make wirerope on this serving dish 14 that is wound in auxiliary lifting devices 12 upwards winding cross after motor main frame 4, then connect and be installed with clump weight 5 downwards; Or please consult in the lump more another group of the present utility model of Fig. 7 and establish shown in view, this auxiliary lifting devices 1 is fixed on to the top in lift facility, make the wirerope 2 on this serving dish 14 that is wound in auxiliary lifting devices 1 walk around the set wirerope wheel 31 of elevator cage 3 bottom faces downwards, make again wirerope 2 upwards winding be positioned at excessively equally after the motor main frame 4 on top of lift facility, connect and be installed with clump weight 5 downwards.

In the process of this lift facility in normal operation, can by motor main frame 4 cooperation clump weights 5, furl and discharge wirerope 2, now the motor 11 because of auxiliary lifting devices 1 is a quiescence, and can there is braking force to serving dish 14, making serving dish 14 not pulled by elevator cage 3 gravity rotates, make this auxiliary lifting devices 1 become the fixed end of wirerope 2, for the action that drives elevator cage 3 liftings, and can accurately rest in the elevator door relative position place of each floor.

And when having a power failure as run into or during the situation of fault, motor main frame 4 can stop operating, may therefore make elevator cage 3 stop between two floors, now, the motor 11 of this auxiliary lifting devices 1 can rotate and untie its braking mode, make to make serving dish 14 to rotate the wirerope 2 of decontroling its coiling, and because this motor 11 and 14, serving dish are provided with turbine 12, scroll bar 121 carries out interlock deceleration with train of reduction gears 13, serving dish 14 can slowly be rotated, being wound in slowly lowering downwards of wirerope on this serving dish 14 2, elevator cage 3 is declined, when elevator cage 3 is moved downward to the inductor of immediate floor touching elevator door, can allow elevator cage 3 stop mobile, being easy to open elevator door allows user get rid of poverty, and after recovering power supply or fault and getting rid of, can make the reverse start of motor 11 of auxiliary lifting devices 1 and drive serving dish 14 winding steel cables 2, prepare against the next possible period of want or need.

By the above, the composition of the utility model structure is known with use implementation, the utility model and existing structure are in comparison, the utility model is mainly to lose power cannot start time in elevator, the motor of auxiliary lifting devices can rotate and untie its braking mode, make serving dish slowly rotate, being wound in the slowly lowering downwards of wirerope on this serving dish, making elevator cage decline rests against on the elevator door position of immediate floor, the people that take elevator can be got rid of poverty smoothly, and more increase practical effect characteristic its whole execution in use.

The foregoing is only the schematic specific embodiment of the utility model, not in order to limit scope of the present utility model.Any those skilled in the art, is not departing from equivalent variations and the modification of doing under the prerequisite of design of the present utility model and principle, all should belong to the scope of the utility model protection.And it should be noted that, each component part of the present utility model is not limited in above-mentioned overall applicability, each technical characterictic of describing in specification sheets of the present utility model can select one to adopt separately or select the multinomial use that combines according to actual needs, therefore, the utility model has naturally been contained other combinations relevant with this case innovative point and specifically application.

Claims

1. An elevator auxiliary lifting device, characterized in that, the elevator auxiliary lifting device is arranged in the elevator equipment, the elevator auxiliary lifting device includes a motor, the motor is arranged on the base, the motor is connected to the input shaft, and the input shaft There is a threaded section, the threaded section of the input shaft meshes with the worm gear, the worm gear is connected to the worm rod, and the outer end of the worm rod is provided with an interlocking gear, the interlocking gear meshes with the large gear of the reduction gear set, and the deceleration gear The pinion of the gear set meshes with the gear of the rope reel on which the steel cable is wound.

2. The elevator auxiliary lifting device according to claim 1, wherein the length of the steel cable wound on the rope reel is the height of a floor.

3. The elevator auxiliary lifting device according to claim 1, wherein the elevator auxiliary lifting device is fixed on the top of the elevator car of the elevator equipment, and the steel cable wound on the rope reel of the elevator auxiliary lifting device is upward. After bypassing the main engine of the motor, it is connected downwards and fixed with a counterweight.

4. The elevator auxiliary lifting device according to claim 1, wherein the elevator auxiliary lifting device is fixed on the rear end of the elevator car of the elevator equipment, and the steel cable wound on the rope reel of the elevator auxiliary lifting device The motor host is wound up and then connected downwards to fix the counterweight.

5. The elevator auxiliary lifting device as claimed in claim 1, wherein the elevator auxiliary lifting device is fixed on the top of the elevator equipment, and the steel cable wound on the rope reel of the elevator auxiliary lifting device is wound downward. Through the steel cable pulley provided on the bottom end surface of the elevator car of the elevator equipment, the steel cable is upwardly wound around the motor host at the top of the elevator equipment and then downwardly connected and fixed with a counterweight.