CN113086812A - Elevator with automatic leveling cage - Google Patents
Elevator with automatic leveling cage Download PDFInfo
- Publication number
- CN113086812A CN113086812A CN202110441430.7A CN202110441430A CN113086812A CN 113086812 A CN113086812 A CN 113086812A CN 202110441430 A CN202110441430 A CN 202110441430A CN 113086812 A CN113086812 A CN 113086812A
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- China
- Prior art keywords
- frame
- cable
- guide rail
- leveling
- rail frame
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/028—Active systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0035—Arrangement of driving gear, e.g. location or support
- B66B11/0045—Arrangement of driving gear, e.g. location or support in the hoistway
- B66B11/005—Arrangement of driving gear, e.g. location or support in the hoistway on the car
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/30—Constructional features of doors or gates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/023—Mounting means therefor
- B66B7/025—End supports, i.e. at top or bottom
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/064—Power supply or signal cables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/06—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses a lifter with a lifting cage capable of automatically leveling, which relates to the technical field of lifters and comprises a guide rail frame and an automatic leveling device thereof, wherein the automatic leveling device comprises a leveling motor, a rotary inner ring and a rotary outer ring which are connected with each other and can relatively rotate, the rotary inner ring is arranged on the guide rail frame in a sliding manner, and the rotary outer ring is connected with the lifting cage; gear teeth are also arranged on the rotary outer ring and are meshed with the gear teeth on the output shaft of the leveling motor, and when the inclination angle of the suspension cage exceeds a preset range, the leveling motor rotates forwards or reversely to reduce the inclination angle of the suspension cage and finally returns to a horizontal state; therefore, the gear teeth are arranged on the rotary outer ring fixed with the suspension cage, the leveling motor is used for driving the rotary outer ring to rotate through the gear, the gear meshing transmission ratio is high, the transmission precision is high, the slipping condition cannot be generated, the leveling process is more stable, and the safe operation of workers on the suspension cage is facilitated.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to an elevator with a lifting cage capable of being automatically leveled.
Background
In the field of building construction, a construction hoist is used as a manned cargo-carrying construction machine, is mainly used for construction of industrial and civil buildings, bridges, cooling towers, chimneys and the like and personnel transportation in the existing buildings or industrial engineering, and mainly comprises a guide rail frame, a driving device, a suspension cage, a bottom guardrail, a power supply system and other structures. Due to the building construction needs, ordinary elevators cannot be adapted to special projects, for example: some bridges with peculiar shapes comprise straight line, oblique line and curve construction, so that the common lifter cannot meet the requirement.
The device comprises a main truss rotating mechanism connected with a travelling mechanism, a main truss fixedly connected in the main truss rotating mechanism and a suspension cage arranged in the main truss, wherein the main truss is connected on a rotating track of the main truss rotating mechanism, the main truss rotating mechanism is also provided with a rotary driving assembly, and the main truss is connected with the rotating track through a steel wire rope and a steel wire rope connecting mechanism so as to drive the rotating track to rotate, so that the suspension cage in the main truss can be driven to rotate, and the automatic leveling of the suspension cage can be realized by combining an angle detector and a controller.
Firstly, the above technical solution does not disclose the connection mode between the rotation track and the main truss rotation mechanism, and it cannot be obviously obtained how the rotation track and the main truss rotate relatively; secondly, among the above-mentioned technical scheme, wire rope need surround whole rotatory guide rail, leads to its driven overall dimension great, arranges comparatively loaded down with trivial details to among the above-mentioned technical scheme, twine whole wire rope on the wheel, both ends are fixed on rotatory track, make transmission efficiency low between wire rope and the drive wheel, the phenomenon of skidding appears easily, the leveling process is unstable, and the effect is relatively poor.
Therefore, it is necessary to develop a lifter which has a simple structure, is stable in a leveling process, and can be well applied to special projects such as oblique line and curve construction.
Disclosure of Invention
The invention aims to provide a lifter with a lifting cage capable of automatically leveling, which is used for solving the problems in the prior art, and the lifter is high in transmission precision, free from slipping in the rotating process and more stable in leveling process by driving a rotary outer ring to rotate by using a gear.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a lifter with a lifting cage capable of automatically leveling, which comprises a guide rail frame and an automatic leveling device thereof, wherein the automatic leveling device comprises a leveling motor, a rotary inner ring and a rotary outer ring which are connected with each other and can relatively rotate, the rotary inner ring is arranged on the guide rail frame in a sliding manner, and the rotary outer ring is connected with the lifting cage; gear teeth are further arranged on the rotary outer ring and meshed with the gear teeth on the output shaft of the leveling motor; the automatic leveling device also comprises an inclination detection mechanism for detecting the inclination angle of the suspension cage, and the inclination detection mechanism is electrically connected with the leveling motor; when the inclination detection mechanism detects that the inclination angle of the suspension cage exceeds a preset range, the leveling motor rotates forwards or backwards, so that the inclination angle of the suspension cage is reduced, and finally the suspension cage is restored to a horizontal state.
Preferably, the gyration outer lane still is provided with the stopper on the circle, when the gyration outer lane rotated the limit angle, the stopper can with the guide rail frame takes place to interfere.
Preferably, the guide rail frame is further provided with a bearing frame, the bearing frame is provided with a driving motor, and the bearing frame can move on the guide rail frame under the driving of the driving motor; the rotary inner ring is fixed on the bearing frame.
Preferably, still be provided with on the guide rail frame and be used for right automatic levelling device and its electrical equipment carries out the cable of supplying power in the bearing frame, cable one end is fixed on the guide rail frame, and the other end is fixed after bypassing the cable coaster on the cage, just the cable is in fixed position on the guide rail frame will be higher than the maximum height that the cable coaster can move to.
Preferably, a plurality of cable guide frames are arranged on the guide rail frame at intervals from bottom to top, and the position of the cable guide frame at the topmost end is lower than the fixed position of the cable on the guide rail frame; two protection frames for protecting cables are arranged on the cable guide frames, carrier rollers are arranged around the protection frames, and the protection frames of the cable guide frames are aligned; the cables at two ends of the cable pulley respectively penetrate through the protection frame and are positioned in the surrounding area of the carrier roller; the protective frame comprises an articulated section on the path of movement of the cable trolley, which can be opened by the cable trolley in motion.
Preferably, the hinge section is hinged to the protection frame through a hinge shaft, and a torsion spring for resetting the hinge section is further arranged at the pin shaft.
Preferably, the bottom of the guide rail frame is provided with a bottom frame, the bottom frame is provided with a rotating shaft and lifting adjusting devices located on two sides of the rotating shaft, the middle part of the bottom end of the guide rail frame is fixed on the rotating shaft, and two sides of the bottom end of the guide rail frame are respectively fixed on the lifting adjusting devices.
Preferably, the lifting adjusting device comprises a screw, and after the screw penetrates through a thread block arranged at the bottom of the elevator, the bottom end of the screw abuts against the underframe; and a locking nut is also arranged on the screw rod.
Preferably, the end of the rotating shaft is connected with a pointer, an angle scale is arranged on the bottom frame close to the position of the pointer, and the pointer can swing on the surface of the angle scale under the driving of the rotating shaft so as to display the inclination angle of the guide rail frame.
Preferably, the lift still includes around setting up the end guardrail of guide rail frame bottom, end guardrail includes guardrail door and a plurality of guardrail lateral plate, and is adjacent between the guardrail lateral plate with detachably connect between the guardrail door.
Compared with the prior art, the invention has the following technical effects:
1. according to the invention, the gear teeth are arranged on the rotary outer ring fixed with the suspension cage, and the leveling motor is used for driving the rotary outer ring to rotate through the gear, so that the gear engagement transmission ratio is high, the transmission precision is high, the slipping condition cannot be generated in the rotating process, the leveling process is more stable, and the safe operation of workers on the suspension cage is facilitated; in addition, the output shaft of the leveling motor is directly meshed with the rotary outer ring through a gear, so that the transmission structure is simpler, the structure is compact, the size is smaller, and the structure of a leveling system can be simplified;
2. the gear of the leveling motor can be set as a bevel gear, so that the output shaft of the leveling motor and the rotary outer ring can be axially staggered, the leveling motor and the rotary outer ring are not required to be coaxial, the leveling motor is more convenient to mount on the guide rail frame, and the mounting mode is more flexible;
3. according to the invention, the carrier rollers are arranged in the protective frame in a surrounding manner, so that the cable can be limited in a closed space, the cable is guided, the cable is prevented from being scratched by a cable guide frame or other structural parts, when the guide frame is inclined or affected by wind load, the conversion from sliding friction to rolling friction is realized through the rotation of the carrier roller shafts, and the service life of the cable is prolonged;
4. the hinge section is arranged on the protective frame and can rotate under the action of the cable pulley, so that the cable pulley can smoothly pass through the cable guide frame, and the normal operation of the cable pulley is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic view of the overall structure of an elevator according to the present invention;
FIG. 2 is a schematic view of an assembled structure of the automatic leveling device;
FIG. 3 is a schematic structural view of the automatic leveling device with the cage omitted;
FIG. 4 is a schematic view of an assembled structure of the cable;
FIG. 5 is a schematic view of one construction of the cable guide;
FIG. 6 is a schematic view of another configuration of a cable guide;
FIG. 7 is a schematic view of the construction of the chassis;
FIG. 8 is an enlarged view of a portion of the lift adjustment device of FIG. 6;
FIG. 9 is a schematic view of the assembly structure of the rail bracket and the underframe;
FIG. 10 is a schematic view of the construction of the bottom barrier;
wherein, 1, a guide rail bracket; 2. a leveling motor; 3. a revolving inner ring; 4. a slewing outer ring; 5. a suspension cage; 6. a limiting block; 7. a bearing frame; 8. a drive motor; 9. a cable; 10. a cable ram; 11. a cable arm; 12. a cable pulley; 13. a cable guide; 14. a protective frame; 15. a carrier roller; 16. a hinged section; 17. a pin shaft; 18. a chassis; 19. a rotating shaft; 20. a pointer; 21. an angle scale; 22. a screw; 23. a thread block; 24. locking the nut; 25. a guardrail door; 26. guardrail lateral plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a lifter with a lifting cage capable of automatically leveling, which is used for solving the problems in the prior art, and the lifter is high in transmission precision, free from slipping in the rotating process and more stable in leveling process by driving a rotary outer ring to rotate by using a gear.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 2, the present embodiment provides an elevator with a suspension cage capable of automatically leveling, which includes a guide rail frame 1 and an automatic leveling device thereof, wherein the automatic leveling device includes a leveling motor 2, a rotary inner ring 3 and a rotary outer ring 4 that are connected to each other and can relatively rotate, wherein an outer edge of the rotary inner ring 3 has an annular slider, an inner edge of the rotary outer ring 4 is provided with a chute matched with the annular slider, the rotary inner ring 3 is slidably disposed on the guide rail frame 1, the rotary outer ring 4 is fixedly connected to the suspension cage 5, and the two synchronously move on the guide rail frame 1; gear teeth are also arranged on the rotary outer ring 4, the gear teeth on the rotary outer ring 4 are meshed with the gear teeth on the output shaft of the leveling motor 2, and the gear teeth on the rotary outer ring 4 can be arranged on the surface of the whole rotary outer ring 4 or only in the meshing range of the rotary outer ring 4 and the leveling motor 2; the automatic leveling device further comprises an inclination detection mechanism for detecting the inclination angle of the suspension cage 5, and the inclination detection mechanism is electrically connected with the leveling motor 2.
In the working process, the rotary inner ring 3 moves up and down along the guide rail frame 1, and simultaneously drives the rotary outer ring 4 and the suspension cage 5 thereof to synchronously move, and when the inclination angle of the guide rail frame 1 is changed, the suspension cage 5 also inclines along with the guide rail frame 1; when the inclination detection mechanism detects that the inclination angle of the suspension cage 5 exceeds the preset range, the leveling motor 2 rotates forwards or reversely to reduce the inclination angle of the suspension cage 5 and finally returns to the horizontal state, so that the automatic leveling of the suspension cage 5 is realized, the normal transportation of the suspension cage 5 is ensured, and the automatic leveling device is suitable for being used on the bent guide rail frame 1.
Therefore, in the embodiment, the gear teeth are arranged on the rotary outer ring 4 fixed with the suspension cage 5, and the leveling motor 2 is used for driving the rotary outer ring 4 to rotate through the gear, so that the gear meshing transmission ratio is high, the transmission precision is high, the slipping condition is avoided, the leveling process is more stable, and the safe operation of a worker on the suspension cage 5 is facilitated; the gear of the leveling motor 2 can be set as a bevel gear, so that the output shaft of the leveling motor 2 and the rotary outer ring 4 can be axially staggered, the leveling motor 2 and the rotary outer ring 4 are not required to be coaxial, the leveling motor 2 can be conveniently mounted on the guide rail frame 1, and the mounting mode is more flexible, which can not be realized by a conventional motor adopting chain transmission, steel wire rope transmission or belt transmission; in addition, the output shaft of the leveling motor 2 is directly meshed with the rotary outer ring 4 through a gear, so that the transmission structure is simpler, the structure is compact, the size is smaller, and the structure of a leveling system can be simplified.
Those skilled in the art should understand that, in the embodiment, a control module is further provided, the control module is electrically connected with the inclination detection mechanism and the leveling motor 2, and the control module is used for automatically controlling the inclination detection mechanism and the leveling motor; the control program of the control module can be derived by those skilled in the art according to their own skills and common general knowledge in the field, and therefore, it is not explained here.
As shown in fig. 3, the rotating outer ring 4 in this embodiment is further provided with a limiting block 6, the limiting block 6 may be fixed on an end surface of the rotating outer ring 4 or may be arranged at a gear tooth segment, when the rotating outer ring 4 rotates to a limit angle, the limiting block 6 interferes with the guide rail frame 1, so that the rotating outer ring 4 stops rotating, the limit angle of the suspension cage 5 adjustable in the clockwise and counterclockwise directions is ensured, the suspension cage 5 is prevented from toppling and overturning when a fault occurs, and the safety of the suspension cage 5 is improved; the position of the limiting block 6 in fig. 3 is only an illustration, and the specific position and shape of the limiting block 6 can be set by a person skilled in the art.
In order to fix the rotary inner ring 3 on the guide rail frame 1, in this embodiment, the guide rail frame 1 is further provided with a bearing frame 7, the bearing frame 7 is provided with a driving motor 8, a pulley is arranged between the bearing frame 7 and the guide rail frame 1, and the bearing frame 7 can move on the guide rail frame 1 under the driving of the driving motor 8; the rotary inner ring 3 and the leveling motor 2 are both fixed on the bearing frame 7. The bearing frame 7 is a common device in an elevator, and a person skilled in the art can understand the structure and the usage thereof according to common knowledge, and therefore, the description thereof is omitted in this embodiment.
As shown in fig. 4, in this embodiment, the rail frame 1 is further provided with a cable 9 for supplying power to the electrical equipment in the automatic leveling device and the bearing frame 7 thereof, an end portion of the cable 9 is connected to an electrical box at the bottom of the rail frame 1 and is gradually and fixedly arranged upwards along the rail frame 1, after the cable 9 is arranged to a set position, the cable 9 is fixed on a cable ram 10 of the rail frame 1, then the other end of the cable 9 bypasses a cable pulley 12 and is fixed on a cable arm 11 on the suspension cage 5, and the cable pulley 12 can move along the rail frame 1 under the dragging of the cable 9; it should be noted that in this embodiment, the cable take-up lever 10 is generally fixed at the middle upper part of the rail frame 1, and the fixed position is higher than the maximum height to which the cable pulley 12 can move, so as to avoid the cable pulley 12 from being higher than the cable take-up lever 10; however, it should be understood by those skilled in the art that a certain length of the cable 9 needs to be reserved in the suspension cage 5 in this embodiment, and the length of the cable 9 between the cable ram 10 and the cable arm 11 can be adjusted to meet the requirement of normal operation; as for the cable trolley 12, it is also a common device in the art, and this embodiment will not be described in detail.
Because the guide rail frame 1 in this embodiment is inclined, the cable pulley 12 is inclined along with the inclination in the inclination process, and even drives the cables 9 at the two ends to shake, in order to protect the cables 9 moving at the two ends of the cable pulley 12, in this embodiment, a plurality of cable guide frames 13 are further uniformly arranged on the guide rail frame 1 from bottom to top at intervals, as shown in fig. 5 to 6 (only 1 cable guide frame 13 is shown in the figure), and the position of the cable guide frame 13 at the topmost end is lower than the fixed position of the cable ram 10 on the guide rail frame 1; each cable guide frame 13 is provided with two protective frames 14 for protecting the cables 9, carrier rollers 15 made of insulating materials are arranged in the protective frames 14 in a surrounding mode, the protective frames 14 of the cable guide frames 13 are arranged in an aligned mode, the cables 9 at two ends of the cable pulley 12 penetrate through the two protective frames 14 respectively, and the cables 9 at two ends of the cable pulley 12 are located in the surrounding area of the carrier rollers 15 all the time in the ascending or descending process of the cable pulley 12; therefore, the carrier rollers 15 are arranged in the protective frame 14 in a surrounding mode, the cable 9 is limited in a closed space, the cable 9 is guided, the cable 9 is prevented from being scratched with the cable guide frame 13 and other structural parts, when the guide rail frame 1 is inclined or affected by wind load, the transition from sliding friction to rolling friction is achieved through the rotation of the carrier rollers 15, and the service life of the cable 9 is prolonged; preferably, the carrier roller 15 is made of nylon, and the cable 9 plays an insulating role in electric leakage, so that the safety of a power supply system is improved.
In order to ensure the stability of the ascending and descending processes of the cable pulley 12, the cable pulley 12 is fixed on the guide rail frame 1 through a connecting frame in the embodiment.
The protection frame 14 on the cable guide frame 13 can be in any shape, in this embodiment, the protection frame 14 is a rectangular frame, one edge of the inner side of the rectangular frame is provided with a hinged section 16, the hinged section 16 is hinged on the protection frame 14 through a hinged shaft, a torsional spring for resetting the hinged section 16 is further arranged at the position of a pin shaft 17, the hinged sections 16 on the two protection frames 14 in the same cable guide frame 13 are adjacently arranged, the two hinged sections 16 are both positioned on a moving path of the cable pulley 12 moving up and down, and other edges of the rectangular frame do not interfere with the cable pulley 12; the cable pulley 12 can interfere with the cable guide frame 13 in the ascending or descending process, when interference occurs, the cable pulley 12 can act on the hinged section 16 under the dragging action of the cable 9, the hinged section 16 can rotate upwards or downwards around the pin shaft 17, a notch for the cable pulley 12 to pass through is formed in the protection frame 14, the hinged section 16 is opened upwards or downwards, the cable pulley 12 can normally pass through the cable guide frame 13, after the cable guide frame 13 passes through, the hinged section 16 can reset under the action of the torsion spring, the hinged section 16 is also provided with the carrier roller 15, and the cable 9 can be continuously protected after resetting.
The hinge section 16 in this embodiment may be a whole steel structure on the hinge protection frame 14, or may be a segmented structure, in fig. 6, the hinge section 16 is further provided with a pin 17, so that the middle of the hinge section 16 itself may also be bent, and this structure may enable the cable pulley 12 to open only a certain portion of the hinge section 16 in the process of ascending or descending, and does not require the hinge section 16 to rotate integrally; the specific other forms can be set by those skilled in the art according to actual situations.
As shown in fig. 7 and 9, in this embodiment, a bottom frame 18 is disposed at the bottom of a guide rail frame 1, a rotating shaft 19 and lifting adjusting devices located at two sides of the rotating shaft 19 are disposed on the bottom frame 18, the middle of the bottom end of the guide rail frame 1 is fixed on the rotating shaft 19 through ear plates, two sides of the bottom end are respectively fixed on the lifting adjusting devices, before the guide rail frame 1 is built, an installation angle of the guide rail frame is determined, and then the lifting adjusting devices at two sides are adjusted, so that the lifting adjusting devices can be matched with an inclination angle of the guide rail frame 1; and the end of the rotating shaft 19 is connected with a pointer 20, an angle scale 21 is arranged on the bottom frame 18 close to the pointer 20, and the pointer 20 can swing on the surface of the angle scale 21 under the driving of the rotating shaft 19 so as to display the inclination angle of the guide rail frame 1.
The lifting adjusting devices can be hydraulic cylinders arranged at four feet at the bottom end of the guide rail frame 1, and can also be screw rods 22, as shown in fig. 8; when the lifting adjusting device is a screw 22, the screw 22 is also arranged at four feet of the bottom end of the guide rail frame 1, a thread block 23 matched with the screw 22 is arranged at the bottom end of the guide rail frame 1, after the screw 22 passes through the thread block 23 arranged at the bottom of the elevator, the bottom end of the screw abuts against the bottom frame 18, and the inclination angle of the guide rail frame 1 can be changed by rotating the screw 22 forwards or backwards; in order to fix the screw 22, a lock nut 24 is further provided on the screw 22.
As shown in fig. 10, the elevator further comprises a bottom guardrail surrounding the bottom of the rail frame 1, the bottom guardrail comprises a guardrail door 25 and a plurality of guardrail side pieces 26, and the adjacent guardrail side pieces 26 and the guardrail side pieces 26 are detachably connected with the guardrail door 25; if the fence door 25 is not closed, the cage 5 cannot be started; when the cage 5 is operated, the barrier door 25 cannot be opened. The bottom guardrails are modularized, and when the size of the suspension cage 5 is changed and a single cage is changed into a double cage, the bottom guardrails need to be correspondingly combined and adjusted. When guide rail frame 1 inclines, end guardrail protection space should increase, and guide rail frame 1 inclination is big more, and when the ground stops the layer, end guardrail protection space is big more, consequently, sets up end guardrail into combination formula and modularization, through the quantity that changes end guardrail lateral plate 26, installs according to the in-service use operating mode, and applicable adjustment and the reorganization of guardrail under in multiple operating mode, easy dismounting.
The adaptation according to the actual needs is within the scope of the invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A lifting machine with a lifting cage capable of being automatically leveled is characterized by comprising a guide rail frame and an automatic leveling device of the guide rail frame, wherein the automatic leveling device comprises a leveling motor, a rotary inner ring and a rotary outer ring which are connected with each other and can relatively rotate, the rotary inner ring is arranged on the guide rail frame in a sliding manner, and the rotary outer ring is connected with the lifting cage; gear teeth are further arranged on the rotary outer ring and meshed with the gear teeth on the output shaft of the leveling motor; the automatic leveling device also comprises an inclination detection mechanism for detecting the inclination angle of the suspension cage, and the inclination detection mechanism is electrically connected with the leveling motor; when the inclination detection mechanism detects that the inclination angle of the suspension cage exceeds a preset range, the leveling motor rotates forwards or backwards, so that the inclination angle of the suspension cage is reduced, and finally the suspension cage is restored to a horizontal state.
2. The elevator with the automatic leveling cage according to claim 1, wherein a limiting block is further disposed on the rotary outer ring, and when the rotary outer ring rotates to a limit angle, the limiting block interferes with the guide rail frame.
3. The elevator with the automatic leveling cage according to claim 1 or 2, wherein the rail frame is further provided with a bearing frame, the bearing frame is provided with a driving motor, and the bearing frame can move on the rail frame under the driving of the driving motor; the rotary inner ring is fixed on the bearing frame.
4. The elevator with the automatic leveling function of the suspension cage according to claim 3, wherein the guide rail frame is further provided with a cable for supplying power to the automatic leveling device and the electrical equipment in the bearing frame, one end of the cable is fixed on the guide rail frame, the other end of the cable is fixed on the suspension cage after bypassing the cable pulley, and the fixed position of the cable on the guide rail frame is higher than the maximum height to which the cable pulley can move.
5. The elevator with the automatic leveling cage according to claim 4, wherein a plurality of cable guides are arranged on the guide rail frame at intervals from bottom to top, and the position of the topmost cable guide is lower than the fixed position of the cable on the guide rail frame; two protection frames for protecting cables are arranged on the cable guide frames, carrier rollers are arranged around the protection frames, and the protection frames of the cable guide frames are aligned; the cables at two ends of the cable pulley respectively penetrate through the protection frame and are positioned in the surrounding area of the carrier roller; the protective frame comprises an articulated section on the path of movement of the cable trolley, which can be opened by the cable trolley in motion.
6. The elevator with the automatic leveling cage according to claim 5, wherein the hinge section is hinged to the protection frame through a hinge shaft, and a torsion spring for restoring the hinge section is further provided at the pin shaft.
7. The elevator with the automatic leveling cage as claimed in any one of claims 1 to 6, wherein the bottom of the guide rail frame is provided with a bottom frame, the bottom frame is provided with a rotating shaft and lifting adjusting devices located at two sides of the rotating shaft, the middle part of the bottom end of the guide rail frame is fixed on the rotating shaft, and two sides of the bottom end are respectively fixed on the lifting adjusting devices.
8. The lift with the automatically levelable suspension cage according to claim 7, wherein said lifting adjusting device comprises a screw rod, the bottom end of said screw rod is abutted against said bottom frame after said screw rod passes through a threaded block arranged at the bottom of said lift; and a locking nut is also arranged on the screw rod.
9. The elevator with the automatic cage leveling function according to claim 7, wherein the end of the rotating shaft is connected with a pointer, an angle scale is arranged on the bottom frame close to the pointer, and the pointer can swing on the surface of the angle scale under the driving of the rotating shaft so as to display the inclination angle of the guide rail frame.
10. The elevator capable of automatically leveling a cage according to claim 1, further comprising a bottom rail surrounding the bottom of said rail frame, said bottom rail including a rail door and a plurality of rail side panels, said rail side panels being connected to each other and detachably connected to each other.
Priority Applications (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113460827A (en) * | 2021-07-16 | 2021-10-01 | 广西壮族自治区特种设备检验研究院 | Angle readable construction elevator attachment frame |
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|---|---|
| CN113086812B (en) | 2023-04-07 |
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