Collet counterweight device of elevator and counterweight mounting structure applying same
An elevator and counterweight technology, which is used in elevators in buildings, transportation and packaging, and lifting equipment in mines, etc., can solve the problems of installation and operation obstacles, traction wire ropes out of groove, and high cost, and achieve convenient installation and safety. The effect of disassembly, prevention of slotting, and cost reduction
Pending Publication Date: 2021-03-26
GUANGDONG WINONE ELEVATOR
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AI-Extracted Technical Summary
Problems solved by technology
The traditional elevator counterweight frame consists of two left and right columns and upper and lower beams. The counterweight anti-rope pulley is installed on the upper beam of the counterweight frame. The upper beam needs to have load-bearing and specification requirements, and the cost is relatively high; when installing the counterweight When the counterweight and anti-rope pulleys hinder the installation operation, it is difficult to install the counterweight; when the height of the top layer of the hoistway is small, in order to meet the operation stroke requirements of the counterweight device, the coun...
Concrete, in the present embodiment, described counterweight guide shoe 5 is arranged on the both sides of described counterweight frame 1, described counterweight frame is limited to guide rail in the actual use of described counterweight frame Sliding up and providing guidance, the oil cup 6 is set on the counterweight guide shoe 5 to provide lubrication and reduce the friction between the counterweight guide shoe 5 and the guide rail; the counterweight block group 2 Set in the cavity 10 of the counterweight, the weight of the counterweight group 2 is pressed on the load-bearing beam 11 of the counterweight frame 1, and the counterweight weight 4 can be slid in the vertical direction On the counterweight frame 1, when the counterweight block group 2 needs to be fixed, the counterweight weight 4 is slid to the uppermost layer of the counterweight block group 2, and the uppermost layer of the counterweight The block group 2 is compressed, and then the counterweight weight iron 4 is fixedly installed on the counterweight frame 1 to lock its sliding movement, thereby realizing the compression of the counterweight block 21 .
Concrete, in the present embodiment, the two ends of described upper fixed plate 15 are respectively connected with front and back two described upper beams 12, can improve the stability of described upper beam 12 installation structures, and described counterweight The four corners of the frame 1 are provided with the side columns 13, the side fixing plate 16 is arranged between the two side columns 13 on the left side of the counterweight frame 1, and the right side of the counterweight frame 1 The side fixing plate 16 is also arranged between the two side columns 13 on the side for fixing the side columns 13, which can improve the overall structural stability of the counterweight frame 1 .
Counterweight anti-rope pulley 3 major part is installed on the top of counterweight frame 1 in present technology, has not only taken up the space of counterweight block group 2, hinders the installation and dismounting of counterweight block 21, and increases The burden on the beam above the counterweight frame 1 is reduced; in this embodiment, the counterweight anti-sheave 3 is arranged below the counterweight frame 1, and when the counterweight device of this embodiment is installed, the steel wire rope passes through Through the counterweight set 2 and wound on the counterweight anti-sheave 3, not only the counterweight cavity 10 can be effectively used, but also when the counterweight set 2 is installed or disassembled, Not affected by the counterweight reversing sheave 3, it is more convenient to operate. Compared with the traditional counterweight reversing sheave 3 top-mounted counterweight device, it can greatly reduce the force on the beam above the counterweight frame 1, and can reduce The size specification of the upper beam and the reduction of its material strength requirements reduce the cost.
In addition, tradi...
The invention provides a collet counterweight device of an elevator and a counterweight mounting structure applying the same. The collet counterweight device comprises a counterweight rack, a counterweight group, a counterweight diversion sheave, a counterweight weight, a counterweight guide shoe and an oil cup. A bearing beam is arranged below the counterweight rack, and a plurality of counterweight cavities are formed above the bearing beam; the counterweight group is arranged in each counterweight cavity; the counterweight weight is detachably and slidably arranged on the counterweight rackfor compressing the counterweight group; and the counterweight diversion sheave is arranged below the counterweight rack. The demand on the beam on the counterweight rack is reduced, the cost is lowered, the counterweight mounting space in the counterweight rack can be utilized effectively and fully, and meanwhile, it is convenient to mount and detach the counterweight group. A condition that a traction steel wire rope and a steel wire wheel are separated in the counterweight mounting structure can be prevented effectively.
Building liftsMine lifts
Wire ropeCollet +1
- Experimental program(1)
 Embodiments of the present invention will be described in detail below, and examples of the embodiments are illustrated in the drawings, in which the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions. The following is exemplary, and is intended to be used herein, not to be construed as limiting the invention.
 In the description of the present invention, it is to be understood that the term "longitudinal", "upper", "lower", "front", "post", "left", "right", "vertical", " The orientation or position of the indication of "top", "bottom", "inside", "outside", is based on the orientation or positional relationship shown in the drawings, is only for convenience of description of the present invention and simplified description, not Indicating or implying that the device or element must have a specific orientation, constructed and operated in a particular orientation, and thus is not to be construed as limiting the invention. Further, a "first", "second" is defined, and the "second" may be expressed or implied to include one or more of this feature, for distinguishing the description characteristics, no sequencing, no light weight.
 In the description of the invention, the meaning of "multiple" is two or more than one other words unless otherwise stated.
 In the description of the present invention, it is to be described in that, unless otherwise expressly specified and defined, the term "mount", "connected", "connection" should be broadly understood, for example, may be fixed connection, or detachable Connect, or integrate; it can be mechanical connection, or electrical connection; may be directly connected, or indirectly connected by an intermediate medium, which can be in the interior of the two elements. The specific meaning of the above terms in the present invention will be appreciated to those skilled in the art.
 Bonded below Figure 1 to 6 The bottom type pair of elevators of the present invention and a counter-mounting structure is applied thereto, wherein the bottom type pair of heavy means comprises a heavy frame 1, a heavy block group 2, a retro Wheel 3, the heavy pressure iron 4, the heavy shoe 5 and the oil crank 6; the lower side of the heavy frame 1 is provided with a load beam 11, and the upper part of the load beam 11 is arranged with several pairs of cavities. 10; The opposite block cavity 10 is provided in the weight of the cavity 10; the removable slide of the heavy pressure iron 4 is disposed to the retaining frame 1 for the opposite block 2 It is pressed; the opposite rope 3 is disposed below the opposite side of the heavy frame 1.
 Specifically, in the present embodiment, the retaining shoe 5 is disposed on both sides of the retraction 1, and the retaining of the heavy frame is slidable on the rail, And provide a guide, the oil 盅 6 is disposed at the retaining boots 5, providing a lubricated job, reducing the friction of the retaining boots 5 and the rail; the pair of heavy blocks 2 is disposed at the Within the heavy block cavity 10, the weight of the heavy block group 2 is pressed against the load beam 11 of the retaining frame 1, which can be slidable in the vertical direction in the vertical direction. On the heavy frame 1, when the weight of the heavy block group 2 needs to be fixed, the opposing iron 4 is slid to the top of the upper layer, and the upper layer of the opposite side of the upper layer 2 The compression is performed, and then the opposing iron 4 is fixedly mounted to lock its sliding motion on the retaining frame 1, thereby achieving the compression of the pair of mass 21.
At present, most of the techniques are mostly mounted above the heavy frame 1, which not only occupies the space of the heavy block group 2, which hinders the installation and disassembly of the weightless part 21, and increases the opposite The burden on the beam of the heavy frame 1; in the present embodiment, the retaining rope 3 is disposed below the opposite side of the heavy frame 1, and when the counterweight device of the present embodiment is mounted, the wire rope passes through the The heavy block group 2 is rotated on the retaining rope 3, not only can effectively utilize the pair of block cavity 10, but also when installing or disassembling the copying group 2, may not be affected In the influence of the heavy reflex cord 3, it is more convenient to operate, compared to the conventional counterweight device, which can greatly reduce the force above the upper beam of the heavy frame 1, which can be reduced above the beam Size specifications and reduce their material strength requirements, thereby reducing costs.
 In addition, the traditional elevator is a flat space of the wellway. It is usually arranged in a vertical arrangement of the guide wheel and the heavy counter-rope 3, and the traction wire rope needs to be distorted, even if the retaining wire is used, the traction wire rope is striking still frequently, this embodiment In the middle, by placing the retaining rope 3 in the lower side of the retraction 1, the angle between the wire rope and the opposite rope 3 and the guide wheel is reduced, and the wire rope is mitigated due to wire rope distortion. Wheaving, it can effectively prevent the traction of the wire rope desission, improve the stability of the restraint.
 Further, the pair of heavy block groups 2 includes a layer-overlappingable block 21; the pair of shroud 21 is a rectangular shape, and the left and right sides of the weight block 21 are provided with a first convex block 211. The second convex block 212 is provided on both sides of the weight block 21; each of the respective layers of the heavy block group 2 are arranged in parallel, and two of the pairwise pieces are arranged side by side. A windphone cavity 20 is formed between the first convex block 211 of the weight block 21.
 Specifically, in the present embodiment, the stripping group 2 is stacked by the pair of shifting 21 of the layer, and the weight block 21 can be increased and reduced to control the counterweight device as needed. The weight, the rectangular shape of the weight, and the four sides are provided with a raised member, including the first convex block 211 and the second convex block 212, in stacking the pair of weights 21 At the time, the one of the respective layers of the heavy block group 2 is arranged side by two of the pair of blocks 21, and the second convex block 212 of the weight block 21 provided in parallel, and set in parallel Two of the first convex blocks 211 of the weight block 21 form a winding cavity 20, when mounting the heavy device, the wire rope passes through the winding in the winding cavity 20.
 Further, the opposite rope 3 is disposed, and the retaining rope 3 is arranged below the opposite side of the cavity 10, and the opposite rope 3 is The direction is provided in the direction of the weight of the damper cavity 10.
 Specifically, in the present embodiment, the opposite rope 3 is rotatably coupled, and the retaining rope 3 is disposed below the opposite side of the cavity 10. The pair of heavy block cavities 10 are arranged in the opposite side of the heavy frame 1, in particular, the first to the heavy block cavity 10 is provided with the opposite rope 3, arranged The second of the second otherwise below the heavy block cavity 10 does not set the opposite rope 3, and the third of the strip of the array is also provided below the weight of the cavity 10. The rope 3 is arranged sequentially arranged in sequentially, and when the counterweight device of the present invention is mounted, the second, the fourth, the fourth, the other, the guide wheel is provided, and the split is separated, and the wire rope is provided. Then, from one end of the retaining frame 1, the retaining rope 3 and the guide wheel are started, and the wire rope has different traction ratios by winding a different amount of the heavy block 2. It can be flexible to change the traction ratio of heavy devices, widely used.
 Further, the counter-frame 1 further includes an upper beam 12, a sideline 13, and a neutral post 14; the edge column 13 is disposed at both ends of the load beam 11, and the edge column 13 The two ends are connected to the load beam 11 and the upper beam 12, respectively; the neutral column 14 is arranged between the edge column 13, and both ends of the neutral column 14 respectively correspond to the load beam 11 and The upper beam 12 is coupled to each other between the two adjacent neutral columns 14 and between the neutral column 14 and the edges 13 form the opposite body 10.
 Specifically, in the present embodiment, the opposing beam 11 is formed into an internal conditioned stereo structure through the load beam 11, the upper beam 12, and the edge pillars 13, and the neutral column 14 is provided. The sideline 13 is disposed between the side of the left and right sides, the neutral column 14 arranges the arrangement to divide the cavity into a plurality of such a pair of block cavities 10, and set a place in the heavy block cavity 10. The weight block 2 is described, and the neutral post 14 can also support the upper beam 12, thereby increasing the structural stability of the heavy frame 1; additional neutral post 14 and the edge column 13 The upper beam 12 is a detachable connection, and when the mounting of the heavy block group 2 is installed, the upper beam 12 can be temporarily removed, which is convenient for the elevator installer directly to place the pair of heavy blocks 2, no need to tilt To put the space, improve the elevator installation efficiency; the components on the heavy frame 1 use bolts to fix the connection, facilitate mounting and maintenance, the edge column 13, the neutral post 14, upper beam 12 and the load beam 11 The bolt fixation can be used to replace the welding, thereby increasing the stability of the heavy frame 1.
 Further, two of the upper beams 12 are provided with an upper fixing plate 15, and two side fixing plates 16 are provided between the two edges 13.
 Specifically, in the present embodiment, both ends of the upper fixing plate 15 are coupled to the upper and rear of the upper beam 12, respectively, and the stability of the upper beam 12 mounting structure can be improved, and the opposing strainer 1 The four corners are provided with the edge column 13, and the two edges 13 on the left side of the heavy frame 1 are provided with the side fixing plate 16, the opposite side of the heavy frame 1. The side fixing plate 16 is also provided between the root of the edges 13, for securing the edge column 13, which can improve the overall structural stability of the heavy frame 1.
 Further, the neutral post 14 and the edge column 13 of the heavy frame 1 are provided with the opposing iron 4, and the opposing iron 4 includes two locking sheets 41, lock bolts 42. And the nut 43; two of the locking sheets 41 are disposed on both sides of the neutral post 14 or the edge column 13; the locking bolt 42 is disposed between two locking sheets 41 for Connect two pieces of locking piece 41; two clasping sheets 41 are arranged or locked by the nut 43 disposed in the neutral post 14 or a side column 13.
 Specifically, the pair of heavy blocks 2 is mounted within the opposite block cavity 10, and if not fixed, the heavy device can cause the upper and lower shake of the heavy block group 2, which is easy to cause the structure. Loose and unstable, in this embodiment, the opposing iron 4 is provided between the two edges 13 on the front and rear of the heavy frame 1, and the opposite side of the opposite The pair of heavy block groups 2 on the side is pressed; and the opposing iron 4 is also provided between the two neutral column 14 located in the same column, and the pair located in the middle of the heavy frame 1 is also provided. The heavy block group 2 is pressed; when the repellent iron 4 is in the sliding state, the locking bolt 42 brizes the distance from the two sheets of the locking piece 41 to greater than the neutral post 14 or The thickness of the secondary column 13 such that the opposing iron 4 can be lift the slide movement along the neutral column 14 or the edge pillar 13, and when it is necessary to lock, twist the nut 43, shorten the two pieces. The distance between the lock sheets 41 relies on the friction force to fix the locking piece 41 to the neutral post 14 or the edge column 13, so that the opposing iron 4 does not slide, and the opposite side is realized. Group 2 performs compression and limit to ensure stability of the might of the heavy block group 2 to prevent the shake of the heavy block 2.
 Further, when the weight block group 2 needs to be overlapped, the opposing iron 4 can be dismantled, and the upper beam 12 of the retaining frame 1 is described. The heavy block group 2 can be compressed, which can save the space of the heavy block cavity 10, effectively utilize space to make the structure more compact.
 Further, there is two rows of the neutral column 14 between the edge of the heavy frame 1, and the neutral post 14 forms three of the opposes of the opposite side. , Each of the left and right ends is provided with a counter-retraction ratio of a retraining rope 3, a counterweight device having a traction ratio of 4: 1.
 Specifically, a counterweight device having a traction ratio of 4: 1 is proposed in the present embodiment, and the neutral post 14 is provided with two rows to divide the interior cavity of the heavy frame 1 into three locations. The weight block cavity 10 is described, and the three of the counter block cavities 10 are provided with the pair of heavy block groups 2, and the weight of the weight of the damper cavity 10 on the left and right is heavy. The anti-rope 3, constitutes a counterweight device having a traction ratio of 4: 1, and when the counterweight device in the present embodiment is mounted, the wire rope is disposed between three groups of such a pair of heavy blocks, making the elevator Working under a counterweight device with a traction ratio of 4: 1.
 Further, the bottom type pair of heavy devices further includes a buffer adjusting seat 7, which is disposed below the opposite side of the retraction 1.
 Specifically, in the present embodiment, the buffer adjusted seat 7 is provided below, and the buffer adjustment seat 7 is a moving device downstream and the elevator bottom pit buffer. The collision member is effectively protected against the retaining device in this embodiment; the buffer adjustment seat 7 and the opposite rope 3 are in the same as compared to the conventional counterweight device of the conventional retaining rope 3. In the vertical space, the structure is more compact and improves the spatial utilization.
 The present invention also proposes an elevator to re-mounting structure, including a traction machine 100, a traction guide wheel 200, a retracting wheel 300, a traction wire rope group 400, and a bottom type counterweight device 500; The leader 100 is disposed above the bottom type pair of weight device 500; the traction guide wheel 200 is disposed at the output of the traction machine 100; the retaining wheel 300 is arranged in the bottom Above the weight device 500; the opposite guide wheel 300 is disposed in parallel with the retaining rope 3, and the tow guide is disposed vertically with the opposite rope 3; the traction The wire rope group 400 is connected to the output of the traction machine 100, sequentially bywitching the tow director, the opposite wire 3, and the opposite direction guide wheel 300, the tow guide to the wheel 200 and the traction wire rope group 400 between the retransverse rope 3 is a distortion setting.
 Specifically, in the present embodiment, one end of the traction wire rope 400 is connected to the hoisting machine 100, and the other end is in turn around the tow director, and the opposite guide wheel 300 and the pair The heavy retransmission rope 3, bypassing the last one of the retaining cords 3 is fixed to the load bearing member; the opposite rope 3 is arranged in parallel with the retaining wheel 300, which is opposite The rope 3 is vertically arranged with the tow guide to the wheel 200, which can effectively save the planar space of the elevator hoist; further, the opposite rope 3 and the tow guide to the wheel 200 or the opposite rope Between the wheel 3 and the retaining wheel 300 can be arranged in any angle to deal with different elevator hole installation requirements.
 Further, when the wire rope is placed in a normal installation, the wire rope is parallel to the steel wire rope joint, and the wire rope is distorted, such as Figure 5 As shown, the wire rope and the steel wire rope fence are circularly cut into the angle α, formula 1: Where L α The horizontal distance of the center of the wheel 200 rope groove center and the center of the heavy reverse sheave 3 in the center of the hollow guide 1 For the diameter of the opposite rope 3, H 1The vertical distance of the center of the hollow guide wheel 200 and the center of the opposite rope 3 influence the degree of attachment of the steel wire rope on the wire rope tank in the angle α, if the angle α is large, there will be a steel wire Removal. Compared to conventional counterweight devices, the bottom type pair of heavy devices in this embodiment increases the center of the opposite rope 3 and the hollow guide to the center of the wheel 200. Vertical. Distance h 1 , According to the above formula, the center vertical distance H 1 The larger the angle α, the smaller the angle, and reduce the wire rope in the trace wire rope 400 and the opposite rope 3 or the tow guide to the angle of the junction of the wheel 200, thereby Reducing the trace wire rope 400 skipping rope and delamination possibilities, and improve elevator operation stability.
 It is further illustrated that the wire rope is commonly installed, the wire rope is common line with the trough of the wire rope wheel, while the wire rope is distorted, such as Figure 6 As shown, the wire rope forms an angle β with a rope groove center of the wire sheave, and has a formula 2: Where L β The horizontal distance of the center of the rope groove center of the retransvered rope 3 and the center of the tow guide to the center of the wheel 200 2 The fence diameter of the wheel 200 is guided by the paction, h 2 The vertical distance of the center of the hollow guide wheel 200 and the center of the opposite rope 3 influences the contact pressure of the wire rope on the edge of the steel wire rope groove in the angle β size. If the angle β is large, it will exacerbate Wearing the wear of the steel wire rope groove edge. Compared to conventional counterweight devices in the conventional retaining rope 3, the bottom type pair of retaining devices in this embodiment increases the opposite rope 3 and the tow guide to the wheel 200. Center vertical distance h 2 According to the above formula, the center is vertically distance H 2 The larger, the smaller the angle β, the screw rope of the traction wire rope 400 is reduced to the angle β of the rope groove center of the rope groove of the wheel 200, thereby reducing the cause Wire rope twisted mounts the wear of wire rope wheels and improves elevator operation stability.
 Further, the retaining body 1 is provided with three pairs of cavities 10, and the left-right cavity 10 is provided with a first pair of heavy reverse rope and the second opposite rope, respectively. The wheel is provided with the retaining guide wheel 300 in the middle of the mid-to-heavy cavity 10, and the traction wire rope group 400 is sequentially circulated from the output of the tract 100. Wheel 200, the first pair of heavy retransvers, the retrection wheel 300 and the second pair of retraction, the traction wire 200 and the first pair of heavy reflex wires Group 400 is a twist setting.
 Specifically, in the present embodiment, the neutral post 14 is provided with two rows to divide the interior cavity of the heavy frame 1 into three of the opposite side of the cavity 10, three of the above The block cavity 10 is equipped with the pair of shield group 2, and the first pair of heavy retransvers 3 and the second opposite rope wheel are provided under the lower side of the left and right ends. 3. The upper side of the over-block cavity 10 in the middle is provided with the opposite guide wheel 300, and the traction wire rope group 400 from the output of the tracer 100 in turn around the sharpening. The guide wheel 200, the first counter-retraction wheel 3, the retraction wheel 300 and the second pair of retransmission rope 3, the traction wire rope 400 from the second pair of heavy rope 3 bypass Fixed on load bearing components to form an elevator with a traction ratio of 4: 1.
 It should be noted that the bottom type counterweight device in the present invention is not limited to the structure of the traction ratio of 4: 1, and a number of different numbers of heavy block groups can be set as needed, corresponding to different number of drag guides. To the wheel, the retraction wheel and the retraverse rope wheel, thereby achieving different traction ratios.
 The bottom type of an elevator according to an embodiment of the present invention is known to those of ordinary skill in the art, and will not be described in detail herein.
 In the description of the present specification, the description of the reference terms "Example", "Example", etc., meant to incorporate the specific features, structures, materials, or features described in connection with this embodiment or examples in at least one embodiment or example of the present invention. . In the present specification, the meaning of the above term is not necessarily referred to as the same examples. Moreover, the specific features, structures, materials or features described may be combined in any one or more embodiments or examples.
 Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that these examples can be made, modified, replaced, and variants without departing from the principles and dedication of the invention. The scope of the invention is defined by the claims and its equivalents.
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