CN106956998B - Sectional type counterweight system of whole-section traction multi-angle inclined elevator - Google Patents
Sectional type counterweight system of whole-section traction multi-angle inclined elevator Download PDFInfo
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- CN106956998B CN106956998B CN201710320320.9A CN201710320320A CN106956998B CN 106956998 B CN106956998 B CN 106956998B CN 201710320320 A CN201710320320 A CN 201710320320A CN 106956998 B CN106956998 B CN 106956998B
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- counterweight
- guide rail
- clamping part
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- wire rope
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
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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
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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
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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
Abstract
The invention discloses a sectional type counterweight system of a whole-section traction multi-angle inclined elevator, which comprises a plurality of sets of counterweight connecting frames, a steel wire rope clamping device, a counterweight and a counterweight positioning and locking device, wherein the counterweight connecting frames are arranged on each section of a counterweight guide rail in a matching way and are obliquely arranged at a constant angle. The sectional type counterweight system of the whole-section dragging multi-angle inclined elevator adopts a whole-section type multi-counterweight structure, each section of counterweight guide rail is provided with a respective counterweight, counterweight balance is realized on each section of car guide rail by adopting a front-back relay mode, the bearing frame is separated from the counterweight connecting frame on the first section of counterweight guide rail and connected with the counterweight connecting frame on the second section of counterweight guide rail once the angle change is carried out, the sectional type counterweight system of the whole-section dragging multi-angle inclined elevator aiming at various terrain requirements can realize the counterweight balance of the car system in sections according to the different angle changes, and is particularly suitable for the inclined elevator with the requirement of discontinuously increasing the inclination angle or continuously reducing the terrain.
Description
Technical Field
The invention relates to an elevator counterweight system, in particular to a sectional counterweight system of a whole-section traction multi-angle inclined elevator, belonging to the technical field of inclined elevators.
Background
The elevator is a kind of elevator taking motor as power, no matter how the driving mode is, it is regarded as the general name of the vertical transportation means in the building by habit, it is regarded as the modern transportation means and plays an important role in the transportation of the high-rise building, the oblique elevator is a branch developed as the special elevator, mainly used for finishing the promotion of some slope-like orbit, its car runs along the inclined guide rail in the inclined well, it is the transport equipment that collects sightseeing and transports in an organic whole, especially after moving the house to the mountain area because of the land is tense, the oblique elevator develops rapidly, the oblique elevator is more laborsaving than the vertical transport elevator of towing, more energy-saving, compact in construction, safe and reliable, carry on the design to the elevator of orbit of arbitrary angle between 15-75 degrees, meet some elevator operation mainly used in subway, station, road bridge, scenic spot and some special places in the special type building field, the oblique elevator is the best choice to solve the public accessible traffic at the same time.
The inclined elevator generally comprises a driving system, a guide system, a door system, a car system, a weight balance system, an electric dragging system, an electrical control system, a safety protection system and the like, and is divided into a straight-line running track inclined elevator and a curve running track inclined elevator according to running tracks of the inclined elevator, wherein the curve running track inclined elevator goes through N times of angle-variable tracks from a track starting point to a track end point, and a bearing frame of the curve running track inclined elevator is generally provided with a movable connection structure which changes with the angle of the track synchronously so as to ensure that the car system is always kept in a horizontal state under the condition that the track changes the angle.
The prior art weight balancing system of a diagonal elevator generally comprises a counterweight, the counterweight generally runs along a counterweight guide rail which is parallel to the diagonal guide rail and has the same path length, and the counterweight and a car system are connected through a traction rope and a guide pulley, namely the traction rope lifts the car system and the counterweight along an inclined plane which is parallel to the running track of the diagonal elevator, and the diagonal elevator with the traditional counterweight system has the following defects:
1. the inclined elevator with the traditional counterweight system is only suitable for the situation that the inclination angles of continuous ascending or continuous descending are gradually increased or decreased in sequence, and the counterweight device can realize better counterweight effect by depending on the self weight under the situation; however, in the case of an inclination angle that is increased or decreased in the ascending or descending process, that is, in the case of a discontinuous increase or continuous decrease of the inclination angle, a counterweight device cannot achieve a good counterweight effect under the situation, particularly, in the positive-negative conversion process of the inclination angle, by simply relying on the weight of the counterweight device itself, the car is prone to shaking or suddenly slowing, and the counterweight device even has a danger of rapidly sliding down under the situation that the inclination angle is a negative angle, and a braking device is often additionally arranged to prevent the counterweight device from rapidly sliding down;
2. the traditional counterweight system connected between the counterweight device and the car system through the traction rope and the guide wheel can realize better transmission and counterweight effects under the condition that the diagonal guide rail and the counterweight guide rail are relatively short; however, under the condition that the inclined guide rail and the counterweight guide rail are long and have a plurality of continuously-changed angles, the electric traction system is often required to provide enough traction force only by a traction rope traction mode and a single counterweight device, so that the size of the electric traction system is large, and the integral transmission efficiency is low due to a plurality of continuously-changed angles;
3. the conventional counterweight system usually adopts a car system to pull a counterweight, and the weight of the counterweight is a rated value, that is, different inclination angles all adopt counterweight devices with the same weight in the inclination angle conversion process, however, the vertical downward component forces of the counterweight devices are different due to different inclination angles, so that the moving speed of the car system is different and the phenomenon of quick and slow change is serious under the condition of different inclination angles on the premise of the same traction force.
Disclosure of Invention
Aiming at the problems, the invention provides a sectional type counterweight system of a whole-section traction multi-angle inclined elevator, which can realize the stable counterweight effect of a car system in the positive and negative conversion process of an inclination angle and further realize the reduction of the mechanism setting volume of an electric traction system and the improvement of the whole transmission efficiency on the premise of realizing the stable inclination angle transition of the car system, and is particularly suitable for the inclined elevator with the requirement of discontinuously increasing the inclination angle or continuously reducing the terrain.
In order to realize the aim, the sectional counterweight system of the whole-section dragging multi-angle inclined elevator comprises a plurality of sets of counterweight connecting frames, a steel wire rope clamping device, a counterweight and a counterweight positioning and locking device, wherein the counterweight connecting frames are matched with each section of a counterweight guide rail with constant-angle inclined arrangement;
the counterweight connecting frame is arranged on each section of the counterweight guide rail which is obliquely arranged at a constant angle, the counterweight connecting frame comprises a box-shaped frame body, the bottom of the box-shaped frame body comprises a counterweight connecting frame front and rear roller sliding shoes which are positioned in the front and rear directions of the box-shaped frame body and are installed with the counterweight guide rail in a matching way, and the counterweight connecting frame is erected on the counterweight guide rail through the counterweight connecting frame front and rear roller sliding shoes;
the steel wire rope clamping device is fixedly arranged on the counterweight connecting frame and comprises a bearing frame, an upper clamping part, a lower clamping part and a telescopic control part; the bearing frame is perpendicular to the bottom plate of the counterweight connecting frame and is sleeved on the lower-layer lift car traction steel wire rope; the upper clamping part is fixedly arranged at the top end of the bearing frame in a manner of matching with the lower layer of the car traction steel wire rope in position and is positioned above the lower layer of the car traction steel wire rope, a plurality of V-shaped clamping bodies which are matched with the car traction steel wire rope in quantity and transverse position and are arranged in a downward protruding manner are arranged at the bottom of the upper clamping part, and the V-shaped bottom ends of the V-shaped clamping bodies are arranged into concave upper arc-shaped clamping surfaces matched with the car traction steel wire rope in size along the front-back direction; the lower clamping part is arranged right below the upper clamping part and positioned below the lower layer of the car traction steel wire rope, the lower clamping part is connected with the bearing frame in a sliding mode through a guide sliding mechanism arranged perpendicular to a bottom plate of the counterweight connecting frame, a plurality of V-shaped grooves matched with V-shaped clamping bodies of the upper clamping part in position and size are formed in the top of the lower clamping part, concave lower arc-shaped clamping surfaces matched with the car traction steel wire rope in size are formed in the V-shaped groove bottoms of the V-shaped grooves in the front-back direction, and the concave lower arc-shaped clamping surfaces of the lower clamping part are opposite to the concave upper arc-shaped clamping surfaces of the upper clamping part; the telescopic direction of the telescopic control component is arranged along the direction vertical to the bottom plate of the counterweight connecting frame, the base body of the telescopic control component is fixedly arranged on the bearing frame, and the telescopic end is connected with the bottom of the lower clamping component;
the counterweight is fixedly arranged inside the box-type frame body of the counterweight connecting frame;
the counterweight positioning and locking device is arranged on the counterweight connecting frame or the counterweight guide rail in a manner of matching with the positioning position of the counterweight connecting frame.
As an embodiment of the telescopic control component, the telescopic control component is a hydraulic cylinder, the hydraulic cylinder is connected with a hydraulic pump station through a hydraulic pipeline and a hydraulic control valve group, and the hydraulic control valve group and the hydraulic pump station are respectively and electrically connected with an electrical control system of the diagonal elevator.
As another embodiment of the telescopic control component of the present invention, the telescopic control component is an electrically controlled spiral lifting mechanism, and the electrically controlled spiral lifting mechanism is electrically connected with an electrical control system of the diagonal elevator.
As an embodiment of the guiding sliding mechanism of the lower clamping member of the present invention, the guiding sliding mechanism of the lower clamping member is a guiding rod whose top end is fixedly installed at the bottom of the lower clamping member, and a rod body of the guiding rod penetrates into a guiding sleeve which is arranged on the bearing frame and is matched with the rod body in size.
As a further improvement scheme of the invention, the guide rod is arranged corresponding to the counterweight guide rail, and the counterweight positioning and locking device is a guide rod positioning hole which is arranged at the front end and the rear end of each segment of the counterweight guide rail in an invariable-angle inclined way and corresponds to the bottom end of the guide rod.
As a further improvement of the invention, the guide rod is arranged corresponding to the counterweight guide rail, the counterweight positioning and locking device is a brake caliper arranged at the bottom end of the guide rod, and a friction block is arranged at the position of the guide surface of the brake caliper facing the counterweight guide rail.
As a further improvement scheme of the invention, the sectional type counterweight system of the whole-section dragging multi-angle diagonal elevator further comprises a trigger device, the trigger device comprises a travel switch and a trigger baffle, the travel switch is arranged on the car guide rail or the counterweight guide rail or the bearing frame or the counterweight connecting frame, the position of the trigger baffle, corresponding to the travel switch, is arranged on the bearing frame or the counterweight connecting frame or the car guide rail or the counterweight guide rail, and the travel switch is electrically connected with an electrical control system of the diagonal elevator.
As a further improvement scheme of the invention, the concave lines matched with the lines on the outer surface of the car traction steel wire rope are arranged on the concave upper arc-shaped clamping surface of the upper clamping part and the concave lower arc-shaped clamping surface of the lower clamping part.
As a further improvement of the invention, detachable wear-resistant coatings are respectively arranged on the concave upper arc-shaped clamping surface of the upper clamping part and the concave lower arc-shaped clamping surface of the lower clamping part.
As a further improvement scheme of the invention, the steel wire rope clamping device further comprises push rods, the telescopic ends of the telescopic control parts are connected with the bottom of the lower clamping part through the push rods, the push rods are at least symmetrically arranged in a left-right mode, the bottom ends of the two push rods are coaxially hinged to the telescopic ends of the telescopic control parts, and the top ends of the two push rods are respectively connected with the bottom of the lower clamping part.
Compared with the prior art, the sectional counterweight system of the whole-section multi-angle traction inclined elevator adopts a whole-section multi-counterweight structure, namely, each section of obliquely arranged counterweight guide rail with an invariable angle is provided with a respective counterweight, and each section of obliquely arranged car guide rail with an invariable angle is balanced by adopting a front-back relay mode, namely, the counterweight connecting frame on the first section of counterweight guide rail is separated from the counterweight connecting frame on the second section of counterweight guide rail once by carrying out an angle change bearing frame once, and the sectional counterweight system of the whole-section multi-angle traction inclined elevator can realize the sectional counterweight balance of the car system according to the different angle changes under the condition that the inclination angle is gradually increased or gradually decreased continuously or the inclination angle is increased or decreased continuously during ascending or descending, so that the stable movement of the car system can be ensured, and the dangerous condition that the car system rapidly slides down can be prevented; the counterweight connecting frames, the steel wire rope clamping devices, the counterweights and the counterweight positioning and locking devices are arranged on the sections of the counterweight guide rail with the constant-angle inclined arrangement, so that the counterweight balance which is properly matched with the counterweight guide rail with the variable angle on each section can properly reduce the volume of an electric traction system mechanism on the premise of ensuring enough traction force, and the whole transmission efficiency of an electric traction system can be relatively improved.
Drawings
FIG. 1 is a schematic structural diagram of a whole-segment traction multi-angle diagonal elevator provided with the sectional counterweight system;
FIG. 2 is a schematic view of the installation structure of the counterweight connecting bracket and the wire rope clamping device of the invention;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a top view of FIG. 2;
FIG. 5 is a schematic view of the upper and lower clamp members of the present invention;
FIG. 6 is a left side view of FIG. 5;
fig. 7 is a top view of fig. 5.
In the figure: 1. car guide rail, 2, counter weight guide rail, 3, bearing frame, 4, counter weight link, 5, wire rope clamping device, 51, bearing frame, 52, upper clamping part, 53, lower clamping part, 531, guide bar, 54, push rod, 55, telescopic control part, 6, counter weight.
Detailed Description
The present invention will be further described with reference to the accompanying drawings (the direction in which the whole-traction multi-angle diagonal elevator travels along the guide rails 1 will be described as the front direction).
As shown in figure 1, the whole-section traction multi-angle diagonal elevator comprises a driving system, a guide system, a door system, a car system, a sectional type counterweight system, an electric traction system, an electric control system and a safety protection system.
The guide system comprises a car guide rail 1, a counterweight guide rail 2 and a guide rail bracket; the car guide rail 1 has at least one angle change in the front and back direction, and the sections which are obliquely arranged and have constant angles smoothly transit; the counterweight guide rail 2 is parallel to the car guide rail 1 and is arranged below the car guide rail 1; the car guide rail 1 and the counterweight guide rail 2 are both arranged on a guide rail bracket.
The car system comprises a car body, an automatic leveling device and a bearing frame 3; the car body is arranged on the bearing frame 3 positioned below the car body through the automatic leveling device, and the automatic leveling device can realize that the car body is always kept in a horizontal state when the angle of the car guide rail 1 is changed; bear 3 and be on a parallel with car guide rail 1 setting, bear 3 bottoms including be located its front and back direction and bear the frame front and back roller slipper with car guide rail 1 cooperation installation, bear 3 and erect on car guide rail 1 through bearing a frame front and back roller slipper.
The electric traction system is connected with the driving system and comprises a car traction steel wire rope, a car traction steel wire rope guiding device and a traction device; the two ends of the car traction steel wire rope are respectively connected with the front end and the rear end of the bearing frame 3 to form a closed annular structure, the car traction steel wire rope of the closed annular structure is circularly arranged on the upper layer and the lower layer along the moving direction of the car guide rail 1 through a car traction steel wire rope guide device arranged above and below the car guide rail 1, the car traction steel wire rope of the closed annular structure is also wound and connected with the output end of the traction device, and the traction device can drive the car traction steel wire rope to drive the bearing frame 3 to move up and down along the moving direction of the car guide rail 1 through friction force by controlling the action of the traction device.
The sectional type counterweight system comprises a plurality of sets of counterweight connecting frames 4, a steel wire rope clamping device 5, a counterweight 6 and a counterweight positioning and locking device which are matched and arranged on each section of the counterweight guide rail 2 with an invariable angle in an inclined way.
The steel wire rope clamping device 5 is fixedly arranged on the counterweight connecting frame 4 and comprises a bearing frame 51, an upper clamping part 52, a lower clamping part 53 and a telescopic control part 55;
the bearing frame 51 is arranged perpendicular to the bottom plate of the counterweight connecting frame 4, and the bearing frame 51 is sleeved on the lower-layer car traction steel wire rope;
the upper clamping part 52 is fixedly arranged at the top end of the bearing frame 51 and above the lower-layer car traction steel wire rope in a position matched with the lower-layer car traction steel wire rope, as shown in fig. 5 and 6, a plurality of V-shaped clamping bodies which are matched with the car traction steel wire rope in quantity and transverse position and are arranged in a downward protruding mode are arranged at the bottom of the upper clamping part 52, and the V-shaped bottom ends of the V-shaped clamping bodies are arranged into concave upper arc-shaped clamping surfaces matched with the car traction steel wire rope in size along the front-back direction;
the lower clamping part 53 is arranged below the upper clamping part 52 and is positioned below the lower-layer car traction steel wire rope, the lower clamping part 53 is connected with the bearing frame 51 in a sliding manner through a guide sliding mechanism arranged along a bottom plate perpendicular to the counterweight connecting frame 4, as shown in fig. 5 and 6, a plurality of V-shaped grooves matched with the V-shaped clamping bodies of the upper clamping part 52 in position and size are arranged at the top of the lower clamping part 53, the V-shaped groove bottoms of the V-shaped grooves are arranged in the front-back direction to form concave lower arc-shaped clamping surfaces matched with the car traction steel wire rope in size, the concave lower arc-shaped clamping surfaces of the lower clamping part 53 are opposite to the concave upper arc-shaped clamping surfaces of the upper clamping part 52, and the arrangement of the concave upper arc-shaped clamping surfaces and the concave lower arc-shaped clamping surfaces can realize effective clamping of the car traction steel wire rope and can realize the prevention of clamping deformation of the car traction steel wire rope in the clamping process;
the telescopic direction of the telescopic control part 55 is arranged along the direction vertical to the bottom plate of the counterweight connecting frame 4, the base body of the telescopic control part 55 is fixedly arranged on the bearing frame 51, the telescopic end is connected with the bottom of the lower clamping part 53, and the lower clamping part 53 can move upwards along the bearing frame 51 and clamp the lower-layer car traction steel wire rope after being combined with the upper clamping part 52 or move downwards and separate from the upper clamping part 52 to loosen the lower-layer car traction steel wire rope by controlling the telescopic control part 55 to stretch.
The counter weight 6 is fixedly arranged inside the box-shaped frame body of the counter weight connecting frame 4.
The counterweight positioning locking device is matched with the positioning position of the counterweight connecting frame 4 and is arranged on the counterweight connecting frame 4 or the counterweight guide rail 2, the counterweight positioning locking device can adopt positioning structures such as a telescopic positioning pin structure and a telescopic positioning baffle plate structure, and the counterweight positioning locking device is controlled to move so as to control the counterweight connecting frame 4 to be positioned immovably at the front end or the rear end of each section of the counterweight guide rail 2.
In the operation process of the whole-section dragging multi-angle diagonal elevator, taking the upward-going state of the bearing frame 3 positioned at the rearmost part of the car guide rail 1 shown in fig. 1 as an example, at this time, the telescopic control part 55 of the steel wire rope clamping device 5 positioned on the first section counterweight guide rail 2 positioned at the lowermost part is in a fully extended state, the lower clamping part 53 is in a state of clamping the lower-layer car traction steel wire rope after being combined with the upper clamping part 52, and the counterweight positioning and locking device on the first section counterweight guide rail 2 is in a non-locking state, that is, the counterweight connecting frame 4 on the first section counterweight guide rail 2 is in a non-positioning state and an initial state of being connected with the lower-layer car traction steel wire rope, the telescopic control part 55 of the steel wire rope clamping device 5 on each section of the subsequent counterweight guide rail 2 is in a fully retracted state, the lower clamping part 53 is in a state of being separated from the upper clamping part 52 to loosen the lower-layer car traction steel wire rope, and the counterweight positioning and locking device on each section of the subsequent counterweight guide rail 2 is in a locking and positioning state, that the counterweight connecting frame 4 on each section of the subsequent counterweight guide rail 2 is in a positioning state and in an initial state of being loosened with the lower-layer car traction steel wire rope; after the electric traction system is started, the car traction steel wire rope does circular motion, the bearing frame 3 is dragged by the upper-layer car traction steel wire rope to move forwards along the car guide rail 1 in an inclined mode, meanwhile, the lower-layer car traction steel wire rope moves backwards, and the counterweight connecting frame 4 on the first section of counterweight guide rail 2 moves backwards along with the lower-layer car traction steel wire rope in the process that the bearing frame 3 moves forwards, so that counterweight balance of the car system on the first section of car guide rail 1 is achieved; when the bearing frame 3 moves to the front end setting position of the first section of car guide rail 1, the counterweight connecting frame 4 on the first section of counterweight guide rail 2 synchronously moves back to the rear end setting position of the first section of counterweight guide rail 2, at the moment, the telescopic control part 55 of the steel wire rope clamping device 5 on the first section of counterweight guide rail 2 is controlled to move and retract so that the lower clamping part 53 is separated from the upper clamping part 52 to release the lower layer car traction steel wire rope, and meanwhile, the counterweight positioning and locking device on the first section of counterweight guide rail 2 is controlled to move so that the counterweight connecting frame 4 is positioned in a locking state on the counterweight guide rail 2 to complete the separation of the bearing frame 3 on the first section of car guide rail 1 and the counterweight connecting frame 4; the bearing frame 3 is continuously pulled to move forwards to be transited to the second section of car guide rail 1 after the angle is changed, the telescopic control part 55 of the steel wire rope clamping device 5 on the second section of counterweight guide rail 2 is controlled to move and extend in the forward movement transition process of the bearing frame 3, so that the lower clamping part 53 and the upper clamping part 52 are closed to clamp the lower layer of car traction steel wire rope, and meanwhile, the counterweight positioning and locking device on the second section of counterweight guide rail 2 is controlled to move to enable the counterweight connecting frame 4 to be in a non-locking state, so that the connection between the bearing frame 3 and the counterweight connecting frame 4 on the second section of car guide rail 1 is completed; as described above, the counterweight connecting frame 4 on the second section of counterweight guide rail 2 moves backwards along with the lower layer of car traction steel wire rope in the process that the bearing frame 3 continues to move forwards, so that the counterweight balance of the car system on the second section of car guide rail 1 is realized; by analogy, the separation of the counterweight connecting frame 4 on the front-section counterweight guide rail 2 and the connection of the counterweight connecting frame 4 on the rear-section counterweight guide rail 2 are carried out once the bearing frame 3 is subjected to angle change once, so that the sectional counterweight balance is realized according to the different angle changes until the car system moves to the tail end terminal of the car guide rail 1; the return principle is the same as the aforementioned principle and will not be described in detail here.
As an embodiment of the telescopic control component 55 of the present invention, the telescopic control component 55 is a hydraulic cylinder, the hydraulic cylinder is connected to a hydraulic pump station through a hydraulic pipeline and a hydraulic control valve set, the hydraulic control valve set and the hydraulic pump station are respectively electrically connected to the electrical control system, and the telescopic control component 55 is telescopic through hydraulic control.
As another embodiment of the telescopic control component 55 according to the present invention, the telescopic control component 55 is an electrically controlled screw lifting mechanism, the electrically controlled screw lifting mechanism is electrically connected to the electrical control system, and the telescopic control component 55 is telescopic by an electrically controlled mechanical structure.
As an embodiment of the guiding sliding mechanism of the lower clamping member 53 of the present invention, the guiding sliding mechanism of the lower clamping member 53 is a guiding rod 531 whose top end is fixedly installed at the bottom of the lower clamping member 53, and the rod body of the guiding rod 531 penetrates into a guiding sleeve which is arranged on the bearing frame 51 and is matched with the size of the rod body.
In order to further realize synchronous control of the movement of the counterweight positioning and locking device while controlling the movement of the telescopic control component 55 and simplify the component arrangement, as a further improvement of the invention, the guide rod 531 is arranged corresponding to the counterweight guide rail 2, and the counterweight positioning and locking device is a guide rod positioning hole corresponding to the bottom end of the guide rod 531 at the front end and the rear end of each section of the counterweight guide rail 2 which is obliquely arranged at an unchanged angle; when the telescopic control part 55 is in an extending state, the lower clamping part 53 moves upwards along the bearing frame 51 to be combined with the upper clamping part 52 to clamp the lower-layer car traction steel wire rope, and at the moment, the guide rod 531 is in a state of being separated from the guide rod positioning hole, so that the non-positioning state of the counterweight connecting frame 4 is realized; when the telescopic control member 55 is retracted, the lower clamp member 53 moves downward along the carriage 51 to separate from the upper clamp member 52 to release the lower car traction wire rope, and at this time, the guide rod 531 is in a state of penetrating into the guide rod positioning hole, thereby realizing the positioning state of the counterweight connecting frame 4.
As a further improvement of the present invention, in order to further realize synchronous control of the movement of the counterweight positioning and locking device while controlling the movement of the telescopic control component 55 and simplify the component arrangement, the guide rod 531 is arranged corresponding to the counterweight guide rail 2, the counterweight positioning and locking device is a brake caliper arranged at the bottom end of the guide rod 531, and a friction block is arranged at a guide surface position of the brake caliper facing the counterweight guide rail 2; when the telescopic control part 55 is in an extending state, the lower clamping part 53 moves upwards along the bearing frame 51 to be combined with the upper clamping part 52 to clamp the lower-layer car traction steel wire rope, and at the moment, the brake caliper at the bottom end of the guide rod 531 is in a state of being separated from the counterweight guide rail 2, so that the non-positioning state of the counterweight connecting frame 4 is realized; when the telescopic control part 55 is in a retracted state, the lower clamping part 53 moves downwards along the bearing frame 51 to separate from the upper clamping part 52 to release the lower-layer car traction steel wire rope, and at the moment, the brake caliper at the bottom end of the guide rod 531 is in a state that a friction block is in fit brake with the guide surface of the counterweight guide rail 2, so that the positioning state of the counterweight connecting frame 4 is realized.
In order to accurately control the connection time of the counterweight connecting frame 4 and the lower-layer car traction steel wire rope and the positioning position of the counterweight connecting frame 4 on the counterweight guide rail 2 and further realize the smooth separation of the bearing frame 3 from the counterweight connecting frame 4 on the front-section counterweight guide rail 2 and the smooth connection with the counterweight connecting frame 4 on the rear-section counterweight guide rail 2 in the process of smoothly transiting the bearing frame 3 to the car guide rail 1 with a variable angle, as a further improvement scheme of the invention, the sectional counterweight system of the whole-section traction multi-angle diagonal elevator further comprises a trigger device, wherein the trigger device comprises a stroke switch and a trigger baffle, the stroke switch is arranged on the car guide rail 1 or the counterweight guide rail 2 or the bearing frame 3 or the counterweight connecting frame 4, the position of the trigger baffle corresponding to the stroke switch is arranged on the bearing frame 3 or the counterweight connecting frame 4 or the car guide rail 1 or the counterweight guide rail 2, and the stroke switch is electrically connected with the electrical control system; when the bearing frame 3 is pulled to move forwards to the process of being transferred to the subsequent car guide rail 1 with the changed angle, the travel switch is triggered by the baffle plate to touch the motion, the electrical control system controls the telescopic control part 55 of the steel wire rope clamping device 5 on the front-section counterweight guide rail 2 to move and retract so that the lower clamping part 53 is separated from the upper clamping part 52 to release the lower-layer car traction steel wire rope, and simultaneously controls the telescopic control part 55 of the steel wire rope clamping device 5 on the subsequent-section counterweight guide rail 2 to move and extend so that the lower clamping part 53 and the upper clamping part 52 clamp the lower-layer car traction steel wire rope.
In order to further facilitate the car traction wire rope to be clamped by the wire rope clamping device 5, as a further improvement of the present invention, as shown in fig. 7, concave grains matched with the grains of the outer surface of the car traction wire rope are respectively arranged on the concave upper arc-shaped clamping surface of the upper clamping part 52 and the concave lower arc-shaped clamping surface of the lower clamping part 53.
In order to further facilitate the gripping of the car traction rope by the rope gripping device 5 and the maintenance of the upper gripping member 52 and the lower gripping member 53, as a further improvement of the present invention, as shown in fig. 5, a detachable wear-resistant coating is provided on both the concave upper arc-shaped gripping surface of the upper gripping member 52 and the concave lower arc-shaped gripping surface of the lower gripping member 53.
As shown in fig. 2, the push rods 54 are at least symmetrically arranged in left and right, and the bottom ends of the two push rods 54 are coaxially hinged to the telescopic ends of the telescopic control part 55, and the top ends of the two push rods 54 are respectively connected to the bottom of the lower clamping part 53.
The sectional counterweight system of the whole-section dragging multi-angle inclined elevator adopts a whole-section multi-counterweight structure, namely, each section of obliquely arranged counterweight guide rail 2 with an invariable angle is provided with a respective counterweight, each section of obliquely arranged car guide rail 1 with an invariable angle is balanced by adopting a front-back relay mode, namely, each time the bearing frame 3 is subjected to angle change, the counterweight connecting frame 4 on the first section of counterweight guide rail 2 is separated from the counterweight connecting frame 4 on the second section of counterweight guide rail 2, and the inclination angles of continuous ascending or continuous descending are gradually increased or gradually reduced in sequence or not only the inclination angles are increased but also reduced in the ascending or descending process, namely the inclination angles are discontinuously increased or continuously reduced; because including setting up the multiple sets of counter weight link 4 on each section that counter weight guide rail 2 has invariable angle slope setting, wire rope clamping device 5, counter weight 6 and counter weight location locking device, therefore the counter weight balance of suitable cooperation on the counter weight guide rail 2 of every section angle change not only can suitably reduce the volume of electric drive system mechanism under the prerequisite of guaranteeing sufficient traction force, and can improve electric drive system's whole transmission efficiency relatively, simultaneously, carry out segmentation counter weight balance according to the difference of angle change and can realize that the counter weight on the counter weight guide rail 2 that has invariable angle that every section slope set up has different weight according to the difference of inclination, and then can realize the moving speed of car system more stable under the different inclination condition, be particularly useful for the oblique elevator that has inclination discontinuous increase or continuous reduction terrain requirement.
Claims (8)
1. The sectional type counterweight system of the whole-section dragging multi-angle inclined elevator is characterized by comprising a plurality of sets of counterweight connecting frames (4), a steel wire rope clamping device (5), a counterweight (6), a counterweight positioning and locking device and a trigger device, wherein the counterweight connecting frames are matched with and arranged on each section of a counterweight guide rail (2) which is obliquely arranged at a constant angle;
the counterweight connecting frame (4) is arranged on each section of the counterweight guide rail (2) which is obliquely arranged at an unchanged angle, the counterweight connecting frame (4) comprises a box-shaped frame body, the bottom of the box-shaped frame body comprises a counterweight connecting frame front and rear roller sliding shoes which are positioned in the front and rear direction of the box-shaped frame body and are installed in a matched manner with the counterweight guide rail (2), and the counterweight connecting frame (4) is erected on the counterweight guide rail (2) through the counterweight connecting frame front and rear roller sliding shoes;
the steel wire rope clamping device (5) is fixedly arranged on the counterweight connecting frame (4) and comprises a bearing frame (51), an upper clamping part (52), a lower clamping part (53), a push rod (54) and a telescopic control part (55); the bearing frame (51) is arranged perpendicular to the bottom plate of the counterweight connecting frame (4), and the bearing frame (51) is sleeved on the lower-layer lift car traction steel wire rope; the upper clamping part (52) is fixedly arranged at the top end of the bearing frame (51) and above the lower-layer car traction steel wire rope in a manner of being matched with the position of the lower-layer car traction steel wire rope, a plurality of V-shaped clamping bodies which are matched with the car traction steel wire rope in number and transverse positions and are arranged in a downward protruding manner are arranged at the bottom of the upper clamping part (52), and the V-shaped bottom ends of the V-shaped clamping bodies are arranged into concave upper arc-shaped clamping surfaces matched with the size of the car traction steel wire rope in the front-back direction; the lower clamping part (53) is arranged right below the upper clamping part (52) and is positioned below the lower-layer car traction steel wire rope, the lower clamping part (53) is connected with the bearing frame (51) in a sliding manner through a guide sliding mechanism arranged along a bottom plate vertical to the counterweight connecting frame (4), a plurality of V-shaped grooves matched with the V-shaped clamping bodies of the upper clamping part (52) in position and size are formed in the top of the lower clamping part (53), concave lower arc-shaped clamping surfaces matched with the car traction steel wire rope in size are formed in the V-shaped groove bottoms of the V-shaped grooves in the front-back direction, and the concave lower arc-shaped clamping surfaces of the lower clamping part (53) are arranged right opposite to the concave upper arc-shaped clamping surfaces of the upper clamping part (52); the telescopic direction of the telescopic control part (55) is arranged along the direction vertical to the bottom plate of the counterweight connecting frame (4), the base body of the telescopic control part (55) is fixedly arranged on the bearing frame (51), and the telescopic end is connected with the bottom of the lower clamping part (53); the telescopic ends of the telescopic control parts (55) are connected with the bottom of the lower clamping part (53) through push rods (54), the push rods (54) are at least arranged in a bilateral symmetry mode, and the bottom ends of the two push rods (54) are coaxially hinged to the telescopic ends and the top ends of the telescopic control parts (55) and are respectively connected with the bottom of the lower clamping part (53);
the counterweight (6) is fixedly arranged inside the box-shaped frame body of the counterweight connecting frame (4);
the counterweight positioning and locking device is arranged on the counterweight connecting frame (4) or the counterweight guide rail (2) in a way of being matched with the positioning position of the counterweight connecting frame (4);
the trigger device comprises a travel switch and a trigger baffle, the travel switch is arranged on the car guide rail (1) or the counterweight guide rail (2) or the bearing frame (3) or the counterweight connecting frame (4), the position of the trigger baffle, corresponding to the travel switch, is arranged on the bearing frame (3) or the counterweight connecting frame (4) or the car guide rail (1) or the counterweight guide rail (2), and the travel switch is electrically connected with an electrical control system of the inclined elevator.
2. The sectional type counterweight system of the whole-section traction multi-angle diagonal elevator according to claim 1, wherein the telescopic control component (55) is a hydraulic cylinder, the hydraulic cylinder is connected with a hydraulic pump station through a hydraulic pipeline and a hydraulic control valve bank, and the hydraulic control valve bank and the hydraulic pump station are respectively and electrically connected with an electrical control system of the diagonal elevator.
3. The segmented counterweight system of the whole-segment traction multi-angle diagonal elevator as claimed in claim 1, wherein the telescopic control component (55) is an electrically controlled spiral lifting mechanism, and the electrically controlled spiral lifting mechanism is electrically connected with an electrical control system of the diagonal elevator.
4. The segmented counterweight system of a whole-segment traction multi-angle diagonal elevator according to claim 1, 2 or 3, wherein the guiding sliding mechanism of the lower clamping member (53) is a guiding rod (531) with the top end fixedly mounted at the bottom of the lower clamping member (53), and the rod body of the guiding rod (531) penetrates into a guiding sleeve which is arranged on the bearing frame (51) and is matched with the size of the rod body.
5. The segmented counterweight system of a whole-segment dragging multi-angle inclined elevator according to claim 4, wherein the guide rods (531) are arranged corresponding to the counterweight guide rails (2), and the counterweight positioning and locking device is a guide rod positioning hole corresponding to the bottom ends of the guide rods (531) at the front end and the rear end of each segment of the counterweight guide rails (2) which are obliquely arranged at a constant angle.
6. The segmented counterweight system of the whole-segment traction multi-angle inclined elevator as claimed in claim 4, wherein the guide rod (531) is arranged corresponding to the counterweight guide rail (2), the counterweight positioning and locking device is a brake caliper arranged at the bottom end of the guide rod (531), and a friction block is arranged at the position of the brake caliper facing the guide surface of the counterweight guide rail (2).
7. The segmented counterweight system of the whole-segment traction multi-angle inclined elevator as claimed in claim 1, 2 or 3, wherein the concave lines matched with the lines on the outer surface of the car traction steel wire rope are arranged on the concave upper arc-shaped clamping surface of the upper clamping part (52) and the concave lower arc-shaped clamping surface of the lower clamping part (53).
8. The segmented counterweight system of the whole-segment traction multi-angle inclined elevator according to claim 1, 2 or 3, characterized in that the concave upper arc-shaped clamping surface of the upper clamping part (52) and the concave lower arc-shaped clamping surface of the lower clamping part (53) are respectively provided with a detachable wear-resistant coating.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH072464A (en) * | 1993-06-17 | 1995-01-06 | Hitachi Ltd | Guide rail for inclined elevator |
| CN105236241A (en) * | 2015-10-27 | 2016-01-13 | 东南电梯股份有限公司 | Special gradient-self-adapting oblique movement elevator |
| CN205114759U (en) * | 2015-10-27 | 2016-03-30 | 中国矿业大学 | Variable gradient slant hoisting conveyance test platform |
| CN206751161U (en) * | 2017-05-09 | 2017-12-15 | 江苏师范大学 | The segmented Weighting system of whole section of traction multi-angle oblique elevator |
-
2017
- 2017-05-09 CN CN201710320320.9A patent/CN106956998B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH072464A (en) * | 1993-06-17 | 1995-01-06 | Hitachi Ltd | Guide rail for inclined elevator |
| CN105236241A (en) * | 2015-10-27 | 2016-01-13 | 东南电梯股份有限公司 | Special gradient-self-adapting oblique movement elevator |
| CN205114759U (en) * | 2015-10-27 | 2016-03-30 | 中国矿业大学 | Variable gradient slant hoisting conveyance test platform |
| CN206751161U (en) * | 2017-05-09 | 2017-12-15 | 江苏师范大学 | The segmented Weighting system of whole section of traction multi-angle oblique elevator |
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| CN106956998A (en) | 2017-07-18 |
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