CN211254904U

CN211254904U - Elevator with telescopic car

Info

Publication number: CN211254904U
Application number: CN201922297738.XU
Authority: CN
Inventors: 沈燕; 蒋敏瑾; 顾冬晓; 蒋敏伟
Original assignee: Audiya Elevator Co ltd
Current assignee: Audiya Elevator Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-14
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses an elevator with telescopic car, including well, host computer, to heavy, back timber and reduction gear, including car body and the sedan-chair frame that is used for installing the car body, the car body includes at the bottom of four sides sedan-chair wall, sedan-chair top, sedan-chair door, and the four sides sedan-chair wall divide into left sedan-chair wall, right sedan-chair wall, preceding sedan-chair wall and back sedan-chair wall, left side sedan-chair wall, right sedan-chair wall and back sedan-chair wall all are equipped with sedan-chair wall extending structure, left side sedan-chair wall, right sedan-chair wall and back sedan-chair wall still all are equipped with fixed sedan-chair wallboard, fixed sedan-chair wallboard both sides are bent, and the department of bending of fixed sedan-chair wallboard also is equipped with the connecting hole, also is equipped with the reinforcement on the fixed sedan-chair wallboard.

Description

Elevator with telescopic car

Technical Field

The utility model belongs to the technical field of the lift, especially, relate to a lift with telescopic car.

Background

The use of elevators has become more and more popular, and elevator cars in elevator systems are used to carry passengers or cargo for switching between floors. When an existing elevator car leaves a factory, the size of the existing elevator car is fixed, and when a shaft is measured, the size of the shaft is possibly changed due to early measurement errors of a measurer or construction by a construction party during construction, so that the original car cannot meet the installation requirement; the construction hoist needs to be removed from one construction site after construction at the other construction site, and the same construction hoist cannot be applied to a plurality of construction sites due to the difference in the structures of the two construction sites.

Therefore, an elevator with a telescopic car is to be developed, which can meet different hoistway sizes by adjusting the size of the elevator car.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a solve current elevator car in the installation, its size of a dimension has been fixed, leads to the length and the width of car to adjust, when the elevator shaft way changes, can arouse the unable problem that satisfies the installation requirement of car, provides an elevator with telescopic car.

The utility model adopts the technical scheme as follows:

a lift with a telescopic car comprises a hoistway, a host, a counterweight, a top beam and a speed reducer, and comprises a car body and a car frame for mounting the car body, wherein the car body comprises car walls at four sides, a car top, a car bottom and a car door, the car walls at four sides are divided into a left car wall, a right car wall, a front car wall and a rear car wall, the left car wall, the right car wall and the rear car wall are respectively provided with a car wall telescopic structure, the left car wall, the right car wall and the rear car wall are respectively provided with a fixed car wall plate, two sides of the fixed car wall plates are bent, the bent parts of the fixed car wall plates are also provided with connecting holes, the fixed car wall plates are also provided with reinforcing pieces, and the bent parts of the connected car wall plates are fixed at the bent parts of the fixed car; the fixed sedan-chair wall of being convenient for and being connected of sedan-chair wallboard can also improve the intensity of fixed sedan-chair wallboard simultaneously, increase the bearing capacity of car.

The car wall telescopic structure comprises a connecting car wall plate and a movable car wall plate, wherein connecting holes are formed in the connecting car wall plate and the movable car wall plate and distributed in an array; connecting sedan-chair wallboard one side and bending, but mobile sedan-chair wallboard both sides are bent, and the department of bending of connecting sedan-chair wallboard and the department of bending of mobile sedan-chair wallboard are equipped with the connecting hole, still are equipped with the reinforcement on the mobile sedan-chair wallboard, but mobile sedan-chair wallboard places the top of connecting sedan-chair wallboard forms the coincidence zone, and it will be connected sedan-chair wallboard and mobile sedan-chair wallboard together fixed to pass every connecting hole through dismantling the screw in this coincidence zone, through the size of adjustment coincidence zone, can realize the expansion joint of sedan-chair wall.

Furthermore, the bending part of the fixed car wall plate of the left car wall and the bending part of the fixed car wall plate of the right car wall are fixed on the fixed car wall plate of the back car wall through detachable screws. The left car wall and the right car wall are convenient to fix on the back car wall.

Further, preceding sedan-chair wall includes first sedan-chair wallboard and second sedan-chair wallboard, and first sedan-chair wallboard and second sedan-chair wallboard all are equipped with the connecting hole, and the second sedan-chair wallboard is total two, connects respectively in the department of bending of the fixed sedan-chair wallboard of left sedan-chair wall and the department of bending of the fixed sedan-chair wallboard of right sedan-chair wall, and first sedan-chair wallboard is placed in the top of second sedan-chair wallboard, and connects respectively in the department of bending of the fixed sedan-chair wallboard of left sedan-chair wall and the department of bending of the fixed sedan-chair wallboard of right sedan-chair wall. The installation of the front car wall is convenient, and the first car wall plate structure is relatively simple, so that the first car wall plate structure can be replaced when the car is adjusted in size.

Furthermore, the car top comprises two car top plates, connecting holes are formed in the two car top plates, connecting holes are also formed in the reinforcing piece, and the reinforcing piece is connected with the car top plates. When the size of the elevator is adjusted, the car top is directly replaced, and the car top is troublesome to adjust.

Furthermore, the car platform comprises a car platform frame, a connecting piece, a supporting frame, a car bottom plate and an L-shaped support, wherein the car platform frame, the connecting piece, the supporting frame and the L-shaped support are all provided with connecting holes, and the connecting holes are distributed in an array; the car bottom frame is connected to the L-shaped support to form a superposition area, the car bottom frame and the L-shaped support are connected together in the superposition area through a pair of connecting holes through detachable screws, and the car bottom frame can stretch out and draw back on the L-shaped support by adjusting the size of the superposition area; the connecting piece is T-shaped and is fixed on the car bottom frame through a detachable screw; the support frame is connected to the connecting piece to form a superposition area, the support frame and the connecting piece are connected together by penetrating each pair of connecting holes through a detachable screw in the superposition area, and the support frame can stretch out and draw back on the connecting piece by adjusting the size of the superposition area; the sedan-chair bottom plate is connected on the support frame, also is equipped with the connecting hole on the sedan-chair bottom plate to connect the reinforcement. After accomplishing sedan-chair wall, sedan-chair top and sedan-chair bottom frame mount, the sedan-chair bottom plate forms through the on-the-spot preparation, and the installation of being convenient for adopts the sedan-chair bottom structure of integration, and its intensity is higher, also can realize the regulation of size at the bottom of the sedan-chair simultaneously, and the connecting piece is "T" type and is convenient for fixed on the sedan-chair bottom frame.

Further, the car frame comprises vertical beams, upper beams and lower beams; the vertical beam, the upper beam and the lower beam are provided with connecting holes; the upper beam is connected with the vertical beam through a first connecting plate, and the lower beam is connected with the vertical beam through a second connecting plate; connecting holes are also formed in the first connecting plate and the second connecting plate and are distributed in an array; the first connecting plate and the vertical beam form a superposition area, and the extension and contraction between the first connecting plate and the vertical beam can be realized by adjusting the size of the superposition area; the first connecting plate and the upper beam form a superposition area, and the extension and contraction between the first connecting plate and the upper beam can be realized by adjusting the size of the superposition area; the second connecting plate and the vertical beam form a superposition area, and the extension between the second connecting plate and the vertical beam can be realized by adjusting the size of the superposition area; the second connecting plate and the lower beam form a superposition area, and the second connecting plate and the lower beam can stretch out and draw back by adjusting the size of the superposition area. The width of the car frame can be adjusted by fixing the upper beam and the vertical beam at the fixing positions of the first connecting plate and the lower beam and the vertical beam at the fixing positions of the second connecting plate.

Further, the back timber includes back timber channel-section steel, first tight pulley, second tight pulley, third tight pulley, regulating wheel, the upper and lower both sides of the right part of back timber channel-section steel respectively are equipped with a pair of tight pulley mounting bracket, first tight pulley is installed on the tight pulley mounting bracket on back timber channel-section steel upper portion, the second tight pulley is installed on the back timber channel-section steel, the third tight pulley is installed on the tight pulley mounting bracket of back timber channel-section steel lower part, the position of first tight pulley, second tight pulley, third tight pulley and regulating wheel is arranged left in proper order, the upper portion of back timber channel-section steel is equipped with a plurality of regulating wheel mounting hole, movable mounting is on the back timber channel-section steel about the regulating wheel mounting hole is passed through the bolt to the regulating wheel, two heads respectively are equipped with a plurality of bolt preformed hole about the back timber channel. The adjusting wheel is connected with the car through a steel wire rope, the size and arrangement of each field well are not completely consistent, the top beam assembly is produced in batches, the adjusting wheel is fixed by penetrating a mounting hole of the adjusting wheel at a required position through a bolt according to actual conditions, and the position of the adjusting wheel is moved if the position of the field car needs to be moved and the wrap angle is adjusted.

Further, the host computer is installed on the outside host computer frame in pit, the host computer frame includes frame main part, double-layered rope ware bracket, double-layered rope ware and a plurality of leading wheel, the frame main part is by the cuboid shape of a plurality of channel-section steel welding formation, double-layered rope ware bracket mounting is in frame main part side, double-layered rope ware bracket includes a plurality of U type support frames, double-layered rope ware is installed on double-layered rope ware bracket, the leading wheel includes first leading wheel, second leading wheel and third leading wheel, the inside leading wheel mounting bracket that is equipped with of frame main part, the leading wheel mounting bracket stretches out in the frame main part outside, first leading wheel passes through the leading wheel mounting bracket and installs inside the frame main part, second leading wheel and third leading wheel pass through the bolt and fix respectively from top to bottom on the leading wheel mounting bracket that is equipped with double-layered rope ware one side. In the prior art, the rope clamp needs to be installed on site, the installation of the rope clamp is not firm due to various factors such as environment and people during the installation on site, and serious safety accidents can be caused by the displacement or failure of the rope clamp along with the increase of the service time. The rope clamping device is arranged on the side face of the base body, the rope clamping device does not need to be arranged in field installation, installation steps are saved, the rope clamping device is arranged on the side face of the base body, a steel wire rope just penetrates through the rope clamping device, the rope clamping device does not occupy space, occupied space of the rope clamping device can be saved when the size of a hoistway is limited, some rope clamping devices in the prior art are arranged between a traction wheel and a guide wheel, the rope clamping device is arranged on the side face of the base body in the base, and the rope clamping device plays a role of pressing the base and prevents the base from being lifted upwards along with the pulling force of the steel wire rope.

Further, car body top is equipped with the platform subassembly, the platform subassembly includes a plurality of cylinder, the cylinder is equipped with a plurality of fag end stick on the rope hitch plate of sedan-chair frame through the support frame structure movable mounting that is equipped with at the top of car body, is equipped with a plurality of fag end stick on the rope hitch plate of sedan-chair frame, the fag end stick includes the pull rod, the one end of pull rod is equipped with gyro wheel and gyro wheel fixed knot and constructs, the other end winding spring of pull rod, wire rope have a plurality of strands, and stranded wire rope passes second leading wheel, tow sheave on the regulating wheel of back timber, the host computer frame in proper order, first leading wheel on first leading wheel, the host computer frame on third leading wheel, second fixed wheel, the third fixed wheel on the host computer frame and to heavily, and stranded wire rope shunts and passes fag end stick and cylinder in proper order from one side of the regulating wheel of back timber, the. This rope end stick is different with prior art's rope end stick structure, and rope end stick among the prior art is that wire rope passes the taper sleeve, because the rope end stick can pin wire rope and make wire rope can not adjust. One end of a rope head rod of the elevator is provided with a roller, if the lifting height of the elevator is to be improved, a rope head clamp is loosened, bolts on two sides of a top beam are loosened, the top beam is hung to the required height through a hoist device and then fixed through the bolts, a steel wire rope wound on a roller is stretched through the traction force of a traction machine, the steel wire rope passes through the roller of the rope head rod and is in a tensioned state, and finally the rope head clamp clamps the steel wire rope; if the lifting height of the lifter needs to be reduced, bolts on two sides of the top beam are loosened, the top beam is lifted to be low to the required height through a hoist device and then fixed through the bolts, at the moment, workers need to manually wind redundant steel wire ropes onto the roller, the steel wire ropes are tensioned through adjustment of the steel wire rope rollers, and then the steel wire ropes are clamped through rope head clamps.

Furthermore, the support frame structure is a two-layer cuboid structure formed by combining a plurality of steel pipes, the drum is provided with six strands of steel wire ropes, the number of rope end rods is six, each strand of steel wire rope penetrates one of the rope end rods on the rope end plate downwards from the adjusting wheel of the top beam and then is wound on the drum, the end portions of the steel wire ropes are fixed on the drum, the drum is divided into two rows, each row is three, a through hole and an axis rod are arranged at the center of the drum, the axis rod penetrates through the through hole, one side of the axis rod is fixedly installed on the steel pipe of the support frame structure, and the other side of the axis rod is fixedly installed on the car frame. The support frame structure is used for supporting six rollers; each strand of steel wire rope is connected with a corresponding rope head rod and the drum, the end part of the steel wire rope is nailed on the drum through nails, so that the steel wire rope cannot be separated from the drum, the safety of the elevator is improved, and the drum is added from the only rope head rod at the connecting point of the steel wire rope and the lift car; the axle center rod is fixed, and the roller is not fixed, so that the roller rotates under the action of a traction system or human power.

Further, gyro wheel fixed knot constructs including base, first fixed plate and second fixed plate, the base has been cup jointed to one end of pull rod, first fixed plate and second fixed plate are equipped with respectively to the both sides of base, installs the gyro wheel between first fixed plate and the second fixed plate, the gyro wheel is connected through the pivot with first fixed plate and second fixed plate, be equipped with in the pivot and end the round pin, the one end that the spring is close to the tie rod head portion is equipped with two fixation nut, and two fixation nut fix the fag end stick on the fag end board, the other end of spring is equipped with the spring limiting plate. The steel wire rope is wound on the roller, when the rotation stopping pin is pulled out, the steel wire rope can be adjusted by rotating the roller, and the rotation stopping pin is inserted after the steel wire rope is adjusted to fix the roller; the spring plays the role of enabling the steel wire rope to run stably and damping the lift car in the up-and-down running process.

Furthermore, the lower part of back timber channel-section steel is equipped with a plurality of rope clamp mounting hole, and the rope clamp passes rope clamp mounting hole through the bolt and installs in the bottom of back timber channel-section steel and be located the lower part of regulating wheel. The rope clamping device on the top beam channel steel can rapidly brake by clamping the steel wire rope, and the position of the rope clamping device is moved when the position of the adjusting wheel moves. The rope clamping device and the rope clamping device on the base of the main machine play a braking role. The rope clamping device lifters are arranged at the upper part and the lower part, so that the operation is safer.

The utility model discloses following beneficial effect has: (1) the size of the lift car can be adjusted, and different shaft structures can be met; the whole structure is simple, the installation is convenient, and the size adjustment of the lift car and the lift car frame is convenient; the strength of the whole car wall can be increased, and the bearing capacity of the elevator is improved. (2) Be equipped with the position that a plurality of regulating wheel mounting hole is used for changing the regulating wheel through the upper portion at the back timber channel-section steel, it is fixed to make the bolt pass required regulating wheel mounting hole, and the braking that wire rope was realized to the installation rope clamp, it changes along with the position change of regulating wheel also to be equipped with a plurality of rope clamp mounting hole messenger rope clamp in the lower part of back timber channel-section steel, this back timber has realized the back timber that batch production is fit for multiple well, more make things convenient for on-the-spot guide wheel position to remove, adjust the cornerite. (3) The main machine base is suitable for the lower-mounted traction machine, the rope clamps are fixedly arranged on the base through the rope clamp brackets, the step of installing the rope clamps on site is omitted, the rope clamps are installed on the side faces of the base, so that the steel wire ropes just penetrate through the rope clamps, the rope clamps do not occupy space, some rope clamps in the prior art are installed between the traction sheave and the guide wheel, the rope clamps are installed on the side faces of the base body in the base, and the rope clamps play a role of pressing the base and prevent the base from being lifted upwards along with the tensile force of the steel wire ropes. (4) The top of the car body is provided with a roller, a special rope head rod and a rope head clamp, the top beam is raised or lowered, and the lifting height of the lifter is quickly adjusted by rotating the roller through the dragging force or manpower; the ends of the wire rope are pinned to the drum by pins so that the wire rope does not separate from the drum and this increases the safety of the elevator, adding the drum from the only rope end bar at the point of attachment of the wire rope to the car.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of an elevator car;

FIG. 3 is a schematic structural view of a set of cage wall structures;

FIG. 4 is a schematic structural view of the front wall;

FIG. 5 is a schematic view of the platform structure;

FIG. 6 is a schematic view of the installation structure of the platform;

FIG. 7 is a schematic structural view of the car frame;

FIG. 8 is a front view of the cage frame;

FIG. 9 is a schematic view of a wall adjustment structure;

FIG. 10 is an enlarged schematic view of the structure at A in FIG. 9;

FIG. 11 is an enlarged schematic view of the structure at B in FIG. 9;

FIG. 12 is a schematic view of a header construction;

FIG. 13 is a front view of FIG. 12;

FIG. 14 is a schematic view of a mainframe housing;

FIG. 15 is a front view of FIG. 14;

fig. 16 is a schematic structural view of the car top platform assembly;

figure 17 is a schematic view of a rope end bar configuration;

fig. 18 is a front view of fig. 16.

In the figure, 1 is a left car wall, 2 is a right car wall, 3 is a front car wall, 4 is a rear car wall, 5 is a fixed car wall, 6 is a connecting car wall, 7 is a movable car wall, 8 is a first car wall, 9 is a second car wall, 10 is a reinforcing member, 11 is a car roof, 12 is a car bottom frame, 13 is a connecting member, 14 is a supporting frame, 15 is a car bottom plate, 16 is a vertical beam, 17 is an upper beam, 18 is a lower beam, 19 is a first connecting plate, 20 is a second connecting plate, 21 is a hoistway, 22 is a car body, 23 is a top beam, 24 is a counterweight, 25 is a main machine, 26 is a rope clamp bracket, 27 is an L-shaped reinforcing plate, 28 is an adjusting wheel mounting hole, 29 is an adjusting wheel, 30 is a first fixed wheel, 31 is a second fixed wheel, 32 is a rectangular channel steel, 33 is a third fixed wheel, 34 is a rope clamp, 35 is a rope clamp mounting hole, 36 is a third guide wheel, 37 is a channel steel, 39 is a fixed plate, 39 is a channel steel, 40 is a second guide wheel, 41 is a support plate, 42 is a guide wheel mounting frame, 43 is a steel plate, 44 is a tractor mounting reserved hole, 45 is an upper bracket, 46 is a first guide wheel, 47 is a second bent channel steel, 48 is a lower bracket, 49 is a first bent channel steel, 50 is a roller, 51 is a cover plate, 52 is a support frame structure, 53 is a car frame, 54 is an axle rod, 55 is a rope head rod, 56 is a pull rod, 57 is a first fixing plate, 58 is a rotating shaft, 59 is a rotating pin, 60 is a roller, 61 is a second fixing plate, 62 is a base, 63 is a spring and 64 is a fixing nut.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Example (b): as shown in fig. 1 to 11, an elevator with a telescopic car comprises a hoistway 21, a host 25, a counterweight 24, a top beam 23 and a speed reducer, and comprises a car body 22 and a car frame 53 for mounting the car body 22, wherein the car body 22 comprises car walls on four sides, a car roof 11, a car bottom and a car door, the car walls on four sides are divided into a left car wall 1, a right car wall 2, a front car wall 3 and a rear car wall 4, the left car wall 1, the right car wall 2 and the rear car wall 4 are all provided with car wall telescopic structures, the left car wall 1, the right car wall 2 and the rear car wall 4 are also provided with fixed car wall plates 5, two sides of the fixed car wall plates 5 are bent, the bent parts of the fixed car wall plates 5 are also provided with connecting holes, the fixed car wall plates 5 are also provided with reinforcing members 10, and the bent parts for connecting the car wall plates 6 are fixed at the bent parts of the fixed car wall plates 5; the fixed sedan-chair wallboard 5 of being convenient for and being connected sedan-chair wallboard 6 are connected, also can improve the intensity of fixed sedan-chair wallboard 5 simultaneously, increase the bearing capacity of car.

The car wall telescopic structure comprises a connecting car wall plate 6 and a movable car wall plate 7, wherein connecting holes are formed in the connecting car wall plate 6 and the movable car wall plate 7 and are distributed in an array; connecting sedan-chair wallboard 6 one side and bending, but mobile sedan-chair wallboard 7 both sides are bent, and the department of bending of connecting sedan-chair wallboard 6 and the department of bending of mobile sedan-chair wallboard 7 are equipped with the connecting hole, still are equipped with reinforcement 10 on mobile sedan-chair wallboard 7, but mobile sedan-chair wallboard 7 places the top of connecting sedan-chair wallboard 6 forms the coincidence region, passes every pair of connecting hole and will connect sedan-chair wallboard 6 and mobile sedan-chair wallboard 7 together fixedly through dismantling the screw in this coincidence region, through the size of adjustment coincidence region, can realize the expansion joint of sedan-chair wall.

The bending part of the fixed car wall plate 5 of the left car wall 1 and the bending part of the fixed car wall plate 5 of the right car wall 2 are fixed on the fixed car wall plate 5 of the back car wall 4 through detachable screws. Facilitating the fixation of the left car wall 1 and the right car wall 2 on the back car wall 4.

Preceding sedan-chair wall 3 includes first sedan-chair wallboard 8 and second sedan-chair wallboard 9, and first sedan-chair wallboard 8 and second sedan-chair wallboard 9 all are equipped with the connecting hole, and second sedan-chair wallboard 9 is total two, connects respectively in the department of bending of the fixed sedan-chair wallboard 5 of left sedan-chair wall 1 and the department of bending of the fixed sedan-chair wallboard 5 of right sedan-chair wall 2, and first sedan-chair wallboard 8 places in the top of second sedan-chair wallboard 9, and connects respectively in the department of bending of the fixed sedan-chair wallboard 5 of left sedan-chair wall 1 and the department of bending of the fixed sedan-chair wallboard 5 of right sedan-chair wall 2. The installation of preceding sedan-chair wall 3 of being convenient for, because 8 plate structures of first sedan-chair wallboard are simple relatively, when the car carries out size control, change it can.

The car roof 11 comprises two car roof plates, connecting holes are formed in the two car roof plates, connecting holes are also formed in the reinforcing piece 10, and the reinforcing piece 10 is connected with the car roof plates. When the elevator is adjusted in size, the car roof 11 is directly replaced, and the car roof 11 is troublesome to adjust in size.

The car bottom comprises a car bottom frame 12, a connecting piece 13, a supporting frame 14, a car bottom plate 15 and an L-shaped support, wherein connecting holes are formed in the car bottom frame 12, the connecting piece 13, the supporting frame 14 and the L-shaped support and are distributed in an array; the car bottom frame 12 is connected to the L-shaped support to form a superposition area, the car bottom frame 12 and the L-shaped support are connected together in the superposition area through a pair of connecting holes by detachable screws, and the car bottom frame 12 can stretch out and draw back on the L-shaped support by adjusting the size of the superposition area; the connecting piece 13 is T-shaped and is fixed on the car bottom frame 12 through a detachable screw; the support frame 14 is connected to the connecting piece 13 to form a superposition area, the support frame and the connecting piece are connected together by penetrating each pair of connecting holes through a detachable screw in the superposition area, and the extension of the support frame 14 on the connecting piece 13 can be realized by adjusting the size of the superposition area; the car bottom plate 15 is connected to the supporting frame 14, and the car bottom plate 15 is also provided with a connecting hole and connected with the reinforcing piece 10. After the installation of sedan-chair wall, sedan-chair top 11 and sedan-chair bottom frame 12 is accomplished, sedan-chair bottom plate 15 forms through the on-the-spot preparation, and the installation of being convenient for adopts the sedan-chair bottom structure of integration, and its intensity is higher, also can realize the regulation of sedan-chair bottom size simultaneously, and connecting piece 13 is "T" type and is convenient for fixed on sedan-chair bottom frame 12.

The car frame comprises vertical beams 16, upper beams 17 and lower beams 18; the vertical beam 16, the upper beam 17 and the lower beam 18 are provided with connecting holes; the upper beam 17 is connected with the vertical beam 16 through a first connecting plate 19, and the lower beam 18 is connected with the vertical beam 16 through a second connecting plate 20; the first connecting plate 19 and the second connecting plate 20 are also provided with connecting holes which are distributed in an array; the first connecting plate 19 and the vertical beam 16 form an overlapping area, and the extension and contraction between the first connecting plate 19 and the vertical beam 16 can be realized by adjusting the size of the overlapping area; the first connecting plate 19 and the upper beam 17 form an overlapping area, and the size of the overlapping area is adjusted to realize the extension and contraction between the first connecting plate 19 and the upper beam 17; the second connecting plate 20 and the vertical beam 16 form a superposition area, and the extension and contraction between the second connecting plate 20 and the vertical beam 16 can be realized by adjusting the size of the superposition area; the second connecting plate 20 and the lower beam 18 form an overlapping area, and the extension and contraction between the second connecting plate 20 and the lower beam 18 can be realized by adjusting the size of the overlapping area. The width of the car frame can be adjusted by fixing the upper beam 17 and the vertical beam 16 on the first connecting plate 19, and fixing the lower beam 18 and the vertical beam 16 on the second connecting plate.

Elevator car size regulation mode: when the size of the rear car wall 4, the left car wall 1 and the right car wall 2 is adjusted, the adjustment can be realized by the position of the movable car wall 7 on the connecting car wall plate 6; when the size of the front car wall 3 is adjusted, the first car wall plate 8 needs to be replaced; when the car bottom is adjusted, the adjustment can be realized through the position of the support frame 14 on the connecting piece 13 and the connecting position of the car bottom frame 12 on the L-shaped support, and the car bottom plate 15 is manufactured through the adjusted car bottom frame 12. And finally, adjusting the size of the car frame according to the adjusted size of the car.

As shown in fig. 12 to 18, the top beam 23 includes a top beam channel 36, a first fixed wheel 30, a second fixed wheel 31, a third fixed wheel 33, and an adjusting wheel 29, a pair of fixed wheel mounting brackets are respectively arranged at the upper side and the lower side of the right part of the top beam channel steel 36, the first fixed wheel 30 is arranged on the fixed wheel mounting brackets at the upper part of the top beam channel steel 36, the second fixed wheel 31 is arranged on a top beam channel steel 36, the third fixed wheel 33 is arranged on a fixed wheel mounting rack at the lower part of the top beam channel steel 36, the positions of the first fixed wheel 30, the second fixed wheel 31, the third fixed wheel 33 and the adjusting wheel 29 are arranged leftwards in sequence, the upper portion of back timber channel-section steel 36 is equipped with a plurality of regulating wheel mounting hole 28, movable mounting about regulating wheel 29 passes regulating wheel mounting hole 28 through the bolt is on back timber channel-section steel 36, two respectively are equipped with a plurality of bolt preformed hole about back timber channel-section steel 36. The adjusting wheel 29 is connected with the car body 22 through a steel wire rope, the size and arrangement of each field hoistway 21 are not completely consistent, the top beam is produced in batches, the adjusting wheel 29 is fixed by penetrating a bolt through the adjusting wheel mounting hole 28 at a required position according to actual conditions, and the position of the adjusting wheel 29 is moved when the position of the field car body 22 needs to be moved and a wrap angle is adjusted.

The lower part of the top beam 23 channel steel is provided with a plurality of rope clamp mounting holes 35, and the rope clamp 34 passes through the rope clamp mounting holes 35 through bolts and is mounted at the bottom of the top beam channel steel 36 and is positioned at the lower part of the adjusting wheel 29. The rope clamp 34 can be quickly braked by clamping the rope, and the position of the rope clamp 34 is moved simultaneously when the position of the adjusting wheel 29 is moved.

The pair of fixed wheel mounts comprises two rectangular channels 32.

The axle center of first fixed wheel 30 is first axle center, the axle center of second fixed wheel 31 is the second axle center, the axle center of third fixed wheel 33 is the third axle center, the axle center of regulating wheel 29 is the fourth axle center, is equipped with first U type spare on the first axle center, first U type spare passes the rectangular channel steel 32 of back timber channel-section steel upside and with bolt fastening, is equipped with second U type spare on the second axle center, second U type spare passes back timber channel-section steel 36 and with bolt fastening, is equipped with third U type spare on the third axle center, third U type spare passes the rectangular channel steel 32 of back timber channel-section steel 36 downside and with bolt fastening, is equipped with the fourth U type spare on the fourth axle center, the fourth U type spare passes back timber channel-section steel 32 and with bolt fastening. The U-shaped member is used to mount a fixed or adjustable wheel 29.

One side of first tight pulley 30, second tight pulley 31, third tight pulley 33 and regulating wheel 29 is equipped with limit structure respectively, limit structure includes gag lever post and two pieces of bending, the gag lever post passes from two pieces of bending between, be equipped with the bolt preformed hole on the piece of bending. The position of the guide wheel or the adjusting wheel 29 is limited by the limiting structure, wherein a bolt preformed hole of a bending piece of the adjusting wheel 29 is superposed with the adjusting wheel mounting hole 28, and the limiting structure is fixed by a bolt penetrating through the bolt preformed hole of the bending piece and the adjusting wheel mounting hole 28.

The top beam channel steel 36 is provided with a plurality of reinforcing ribs. The reinforcing ribs enhance the strength of the top beam channel steel 36 and prevent bending and breaking.

A plurality of L-shaped reinforcing plates 27 are arranged between the front and rear sides of the top beam channel steel 36. The L-shaped reinforcement plate 27 increases the strength of the header channel 36, enabling the header channel 36 to withstand the corresponding forces and prevent breakage.

The main machine 25 is arranged on a main machine 25 base outside the pit, the main machine 25 base comprises a base main body, a rope clamp bracket, a rope clamp 34 and a plurality of guide wheels, the machine base main body is formed in a cuboid shape by welding a plurality of channel steels, the rope clamp bracket 26 is installed on the side surface of the machine base main body, the rope clamp bracket comprises a plurality of U-shaped supporting frames, the rope clamp 34 is arranged on the rope clamp bracket 26, the guide wheels include a first guide wheel 46, a second guide wheel 40 and a third guide wheel 37, a guide wheel mounting rack 42 is arranged inside the machine base main body, the guide wheel mounting rack 42 extends out of the machine base main body, the first guide wheel 46 is installed inside the machine base main body through the guide wheel installation frame 42, and the second guide wheel 40 and the third guide wheel 37 are respectively fixed on the guide wheel installation frame 42 on one side provided with the rope clamping device 34 through bolts. In the prior art, the rope clamp 34 needs to be installed on site, the installation of the rope clamp 34 is not firm due to various factors such as environment, people and the like, and the rope clamp is displaced or fails along with the increase of the service time, so that a major safety accident can be caused. The rope clamping device 34 is arranged on the side face of the machine base body, the rope clamping device 34 does not need to be arranged in field installation, installation steps are saved, the rope clamping device 34 is arranged on the side face of the machine base body, a steel wire rope just penetrates through the rope clamping device, the rope clamping device does not occupy space, occupied space of the rope clamping device can be saved when the size of the hoistway 21 is limited, some rope clamping devices 34 in the prior art are arranged between a traction wheel and a guide wheel, the rope clamping device is arranged on the side face of the machine base body in the machine base, and the rope clamping device plays a role of pressing the machine base and prevents the machine base from being lifted upwards along with the pulling force of the steel wire.

The frame main part includes upper bracket 45, bottom bracket 48 and four straight beam brackets, upper bracket 45 is formed by U type channel-section steel and the first 49 end to end welding of bending channel steel, bottom bracket 48 is the same with upper bracket 45 structure, straight beam bracket includes the second channel-section steel 47 of bending, the upper portion and the 45 welding of upper bracket of the channel-section steel 47 of bending of second, the lower part and the 48 welding of bottom bracket of the channel-section steel 47 of bending of second. Frame main part cuboid stable in structure, welded connection simple to operate, whole firm in connection to the channel-section steel of frame main part has thickness, makes the frame be difficult to warp and have weight.

The rope clamping device bracket 26 comprises two rope clamping device channel steels which are vertically arranged on the side face of the machine base body, and two ends of each rope clamping device channel steel are respectively welded with the inner sides of the second bending channel steels 47.

The guide wheel mounting frame 42 is i-shaped, the upper portion of the guide wheel mounting frame 42 is welded to the bottom end of the upper bracket 45, the guide wheel mounting frame 42 comprises a mounting frame body and a supporting plate 41, and the supporting plate 41 is welded to the upper portion of the mounting frame body. When the foundation is in the pit, the support plate 41 is used for connecting with a beam for fixing the foundation; when the stand is positioned outside the pit, the support plate 41 is fixed to the wall. The guide wheel mounting bracket 42 is used for mounting the guide wheel.

The i-shaped vertical portion of the guide wheel mounting bracket 42 is connected with the machine base main body through a steel plate, and the steel plate 43 and the guide wheel mounting bracket 42 form a triangular stable structure. The steel plate 43 reinforces the guide wheel mounting bracket 42.

A fixing plate 39 is provided at a lower portion of the axis of the second guide wheel 40, the fixing plate 39 is welded to the guide wheel mounting bracket 42, and a fixing plate 39 is provided at an upper portion of the axis of the third guide wheel 37, the fixing plate 39 is also welded to the guide wheel mounting bracket 42. The fixing plate 39 is used to fix the guide wheel.

And a tractor mounting preformed hole 44 is formed in the U-shaped channel steel of the upper bracket 45. The traction machine installation prepared hole 44 is used for installing a traction machine.

The lift car body 22 top is equipped with the platform subassembly, the platform subassembly includes a plurality of cylinder 50, cylinder 50 is equipped with a plurality of fag end stick 55 on the rope hitch plate of sedan-chair frame 53 through the support frame structure 52 movable mounting that is equipped with at the top of lift car body 22, rope hitch stick 55 including pull rod 56, the one end of pull rod 56 is equipped with gyro wheel 60 and gyro wheel fixed knot and constructs, the other end winding spring 63 of pull rod 56, wire rope has a plurality of strands, and stranded wire rope passes regulating pulley 29, first fixed pulley 30 of back timber 23 in proper order, second leading wheel 40 on the host computer 25 frame, driving sheave, first leading wheel 46 on the host computer 25 frame, third leading wheel 37 on the host computer 25 frame, second fixed pulley 31, third fixed pulley 33 and to heavy 24, and stranded wire rope shunts and passes fag end stick 55 and cylinder 50 in proper order from one side of regulating pulley 29 of back timber 23, the upper part of the rope head rod 55 is provided with a rope head clamp. The top of the car body is provided with a roller 50, a special rope head rod 55 and a rope head clamp, the top beam 23 is adjusted, and the lifting height of the elevator can be quickly adjusted by rotating the roller 50 through drag force or manpower.

The supporting frame structure 52 is a two-layer cuboid structure formed by combining a plurality of steel pipes, six steel wires are arranged on the roller 50, six steel wires are arranged, the number of the steel wires is six, the number of the rope end rods 55 is also six, each steel wire rope passes through one of the rope end rods 55 on the rope end plate downwards from the adjusting wheel 29 of the top beam 23 and then is wound on the roller 50, the end parts of the steel wires are fixed on the roller 50, the roller 50 is divided into two rows, each row is three, a through hole and an axle center rod 54 are arranged in the center of the roller 50, the axle center rod 54 passes through the through hole, one side of the axle center rod 54 is fixedly installed on the steel pipe of the supporting frame structure 52. A support frame structure 52 for supporting the six rollers 50; each strand of steel wire rope is connected with a corresponding rope end rod 55 and the roller 50, the end parts of the steel wire ropes are nailed on the roller 50 through nails, so that the steel wire ropes cannot be separated from the roller, the safety of the elevator is improved, and the roller is added from the only rope end rod at the connection point of the steel wire ropes and the car body; the spindle post 54 is fixed and the drum 50 is not fixed so that the drum 50 rotates under traction system or human force.

The roller fixing structure comprises a base 62, a first fixing plate 57 and a second fixing plate 61, the base 62 is sleeved at one end of the pull rod 56, the first fixing plate 57 and the second fixing plate 61 are respectively installed on two sides of the base 62, a roller 60 is installed between the first fixing plate 57 and the second fixing plate 61, the roller 60 is connected with the first fixing plate 57 and the second fixing plate 61 through a rotating shaft 58, a rotation stopping pin 59 is arranged on the rotating shaft 58, two fixing nuts 64 are arranged at one end, close to the head of the pull rod 56, of the spring 63, the rope head rod 55 is fixed on the rope head plate through the two fixing nuts 64, and a spring limiting plate is arranged at the other end of the spring 63. The steel wire rope is wound on the roller 60, when the rotation stopping pin 59 is pulled out, the steel wire rope can be adjusted by rotating the roller 60, and after the steel wire rope is adjusted, the rotation stopping pin is inserted to fix the roller; the spring 63 plays a role in stabilizing the operation of the steel wire rope and absorbing shock during the up-and-down operation of the lift car.

The two sides of the base 62 are rectangular surfaces, the pull rod 56 is welded with the inside of the base 62, and the rectangular surfaces of the base 62 are welded with the first fixing plate 57 and the second fixing plate 61. The rectangular surface increases the area of contact of base 62 with first fixed plate 57 and second fixed plate 61, makes base 62 fix on first fixed plate 57 and second fixed plate 61, and pull rod 56 and the inside welded fastening of base 62 prevent that pull rod 56 from appearing becoming flexible.

The pull rod 56 extends from one end of the base 62. The base 62 is sleeved on the pull rod 56, so that the contact area between the pull rod 56 and the base 62 is increased, and the pull rod 56 and the base 62 are connected more firmly.

The rotation stopping pin 59 is installed on the rotation shaft 58 of the first fixing plate 57. The rotation stop pin 59 has a function of fixing the roller 60.

A cover plate 51 is arranged above the support frame structure 52, and a square hole is arranged on the cover plate 51 corresponding to the rope hitch plate. The steel wire rope passes through the square hole.

If the lifting height of the elevator is to be increased, the rope head clamp is loosened, the bolts on the two sides of the top beam 23 are loosened, the top beam 23 is lifted to the required height through the hoist device, then the top beam 23 is fixed through the bolts, the steel wire rope wound on the roller 50 is stretched through the traction force of the traction machine, the steel wire rope passes through the roller of the rope head rod 55 and is in a tensioned state, and finally the rope head clamp clamps the steel wire rope; if the lifting height of the elevator is lowered, bolts on two sides of the top beam 23 are loosened, the top beam 23 is lifted to a required height through a hoist device, then the top beam 23 is fixed through the bolts, and at the moment, workers need to manually wind redundant steel wire ropes onto the roller 50, tighten the steel wire ropes through adjustment of the roller 60, and then clamp the steel wire ropes through rope head clamps.

Claims

1. A lift with a telescopic car comprises a hoistway (21), a host (25), a counterweight (24), a top beam (23) and a speed reducer, and is characterized by comprising a car body (22) and a car frame (53) for mounting the car body (22), wherein the car body (22) comprises four car walls, a car top (11), a car bottom and a car door, the four car walls are divided into a left car wall (1), a right car wall (2), a front car wall (3) and a rear car wall (4), the left car wall (1), the right car wall (2) and the rear car wall (4) are respectively provided with a car wall telescopic structure, the left car wall (1), the right car wall (2) and the rear car wall (4) are respectively provided with a fixed car wall plate (5), two sides of the fixed car wall plate (5) are bent, a bending part of the fixed car wall plate (5) is also provided with a connecting hole, and the fixed car wall plate (5) is also provided with a reinforcing piece (10), the bending part for connecting the car wall plate (6) is fixed at the bending part for fixing the car wall plate (5);

the car wall telescopic structure comprises a connecting car wall plate (6) and a movable car wall plate (7), wherein connecting holes are formed in the connecting car wall plate (6) and the movable car wall plate (7) and distributed in an array; connect sedan-chair wallboard (6) one side and bend, but mobile sedan-chair wallboard (7) both sides are bent, connect the department of bending of sedan-chair wallboard (6) and the department of bending of mobile sedan-chair wallboard (7) and are equipped with the connecting hole, still are equipped with reinforcement (10) on mobile sedan-chair wallboard (7), but mobile sedan-chair wallboard (7) are placed the top of connecting sedan-chair wallboard (6) forms the coincidence region, passes every connecting hole and will connect sedan-chair wallboard (6) and mobile sedan-chair wallboard (7) together fixed through dismantling the screw in this coincidence region, through the size in adjustment coincidence region, can realize the expansion joint of sedan-chair wall.

2. The elevator with telescopic car as claimed in claim 1, characterized in that the bend of the fixed car wall plate (5) of the left car wall (1) and the bend of the fixed car wall plate (5) of the right car wall (2) are fixed to the fixed car wall plate (5) of the rear car wall (4) by detachable screws.

3. The elevator with the telescopic car as claimed in claim 1, wherein the front car wall (3) comprises a first car wall plate (8) and a second car wall plate (9), the first car wall plate (8) and the second car wall plate (9) are both provided with connecting holes, the number of the second car wall plates (9) is two, the first car wall plate (8) is placed above the second car wall plate (9) and is connected to the bending part of the fixed car wall plate (5) of the left car wall (1) and the bending part of the fixed car wall plate (5) of the right car wall (2), and the first car wall plate (8) is placed above the second car wall plate (9) and is connected to the bending part of the fixed car wall plate (5) of the left car wall (1) and the bending part of the fixed car wall plate (5) of the right car wall (2).

4. The elevator with the retractable car as claimed in claim 1, wherein the car roof (11) comprises two car roof plates, the two car roof plates are provided with connecting holes, the reinforcing member (10) is also provided with connecting holes, and the reinforcing member (10) is connected with the car roof plates.

5. The elevator with the telescopic car as claimed in claim 1, wherein the car platform comprises a car platform frame (12), a connecting member (13), a support frame (14), a car platform plate (15) and an L-shaped bracket, wherein the car platform frame (12), the connecting member (13), the support frame (14) and the L-shaped bracket are all provided with connecting holes, and the connecting holes are distributed in an array; the car bottom frame (12) is connected to the L-shaped support to form a superposition area, the car bottom frame (12) is connected with the L-shaped support through each pair of connecting holes by detachable screws in the superposition area, and the car bottom frame (12) can stretch out and draw back on the L-shaped support by adjusting the size of the superposition area; the connecting piece (13) is T-shaped and is fixed on the car bottom frame (12) through a detachable screw; the support frame (14) is connected to the connecting piece (13) to form a superposition area, the support frame and the connecting piece are connected together by penetrating each pair of connecting holes through a detachable screw in the superposition area, and the support frame (14) can stretch out and draw back on the connecting piece (13) by adjusting the size of the superposition area; the car bottom plate (15) is connected to the support frame (14), and the car bottom plate (15) is also provided with a connecting hole and connected with the reinforcing piece (10).

6. An elevator with a telescopic car as claimed in claim 1, characterized in that said cage (53) comprises a vertical beam (16), an upper beam (17) and a lower beam (18); the vertical beam (16), the upper beam (17) and the lower beam (18) are provided with connecting holes; the upper beam is connected with the vertical beam (16) through a first connecting plate (19), and the lower beam (18) is connected with the vertical beam (16) through a second connecting plate (20); the first connecting plate (19) and the second connecting plate (20) are also provided with connecting holes which are distributed in an array; the first connecting plate (19) and the vertical beam (16) form an overlapping area, and the size of the overlapping area is adjusted to realize the extension and contraction between the first connecting plate (19) and the vertical beam (16); the first connecting plate (19) and the upper beam (17) form an overlapping area, and the size of the overlapping area is adjusted to realize the extension and contraction between the first connecting plate (19) and the upper beam (17); the second connecting plate (20) and the vertical beam (16) form an overlapping area, and the extension between the second connecting plate (20) and the vertical beam (16) can be realized by adjusting the size of the overlapping area; the second connecting plate (20) and the lower beam (18) form an overlapping area, and the size of the overlapping area is adjusted to realize the extension and contraction between the second connecting plate (20) and the lower beam (18).

7. The elevator with the telescopic car as claimed in claim 1, wherein the top beam (23) comprises a top beam channel steel (36), a first fixed wheel (30), a second fixed wheel (31), a third fixed wheel (33) and an adjusting wheel (29), a pair of fixed wheel mounting frames are respectively arranged on the upper side and the lower side of the right part of the top beam channel steel (36), the first fixed wheel (30) is mounted on the fixed wheel mounting frame on the upper part of the top beam channel steel (36), the second fixed wheel (31) is mounted on the top beam channel steel (36), the third fixed wheel (33) is mounted on the fixed wheel mounting frame on the lower part of the top beam channel steel (36), the positions of the first fixed wheel (30), the second fixed wheel (31), the third fixed wheel (33) and the adjusting wheel (29) are sequentially arranged leftwards, a plurality of adjusting wheel mounting holes (28) are arranged on the upper part of the top beam channel steel (36), the adjusting wheel (29) passes through the adjusting wheel mounting hole (28) through a bolt, is movably mounted on the top beam channel steel (36) in a left-right mode, and a plurality of bolt preformed holes are formed in the left end and the right end of the top beam channel steel (36) respectively.

8. The elevator with the retractable car as claimed in claim 7, wherein the main machine (25) is installed on the main machine (25) base outside the pit, the main machine (25) base comprises a base body, a rope clamp bracket (26), a rope clamp (34) and a plurality of guide wheels, the base body is formed by welding a plurality of steel channels into a rectangular parallelepiped shape, the rope clamp bracket (26) is installed on the side surface of the base body, the rope clamp bracket comprises a plurality of U-shaped support frames, the rope clamp (34) is installed on the rope clamp bracket, the guide wheels comprise a first guide wheel (46), a second guide wheel (40) and a third guide wheel (37), a guide wheel installation frame (42) is provided inside the base body, the guide wheel installation frame (42) extends outside the base body, the first guide wheel (46) is installed inside the base body through the guide wheel installation frame (42), the second guide wheel (40) and the third guide wheel (37) are respectively fixed on a guide wheel mounting rack (42) on one side of the rope clamping device (34) through bolts.

9. The elevator with the telescopic car as claimed in claim 8, wherein a platform assembly is arranged on the top of the car body (22), the platform assembly comprises a plurality of rollers (50), the rollers (50) are movably mounted on the top of the car body (22) through a supporting frame structure (52), a plurality of rope head rods (55) are arranged on a rope head plate of the car frame (53), each rope head rod (55) comprises a pull rod (56), a roller (60) and a roller fixing structure are arranged at one end of each pull rod (56), a spring (63) is wound at the other end of each pull rod (56), a plurality of steel wire ropes are provided, and the plurality of steel wire ropes sequentially pass through the adjusting wheel (29) of the top beam (23), the first fixing wheel (30), the second guide wheel (40) on the base of the main machine (25), the traction wheel, the first guide wheel (46) on the base of the main machine (25), The third guide wheel (37), the second fixed wheel (31), the third fixed wheel (33) and the counterweight (24) on the base of the host (25), the multi-strand steel wire rope is shunted downwards from one side of the adjusting wheel (29) of the top beam (23) and sequentially passes through the rope head rod (55) and the roller (50), and the upper part of the rope head rod (55) is provided with a rope head clamp.

10. The elevator with the telescopic car as claimed in claim 9, wherein the support frame structure (52) is a two-layer rectangular parallelepiped structure formed by combining a plurality of steel tubes, the drum (50) has six steel cables, the number of the steel cables is six, the number of the rope head rods (55) is also six, each steel cable is passed downward from the adjusting wheel (29) of the top beam (23) through one of the rope head rods (55) on the rope head plate and then wound on the drum (50), the ends of the steel cables are fixed on the drum (50), the number of the drum (50) is two, three in each row, a through hole and an axle rod (54) are arranged in the center of the drum (50), the axle rod (54) is passed through the through hole, one side of the axle rod (54) is fixedly mounted on the steel tube of the support frame structure (52), and the other side of the axle rod is fixedly mounted on the car frame (53).

11. An elevator with a telescoping car as in claim 9, the roller fixing structure comprises a base (62), a first fixing plate (57) and a second fixing plate (61), one end of the pull rod (56) is sleeved with a base (62), a first fixing plate (57) and a second fixing plate (61) are respectively arranged on two sides of the base (62), a roller (60) is arranged between the first fixing plate (57) and the second fixing plate (61), the roller (60) is connected with the first fixing plate (57) and the second fixing plate (61) through a rotating shaft (58), be equipped with on pivot (58) and end commentaries on classics round pin (59), the one end that spring (63) are close to pull rod (56) head is equipped with two fixation nut (64), and two fixation nut (64) are fixed rope end stick (55) on the rope hitch plate, the other end of spring (63) is equipped with the spring limiting plate.

12. The elevator with telescopic car as claimed in claim 7, characterized in that the lower part of the channel of the top beam (23) is provided with a plurality of rope clamp mounting holes (35), and the rope clamp (34) is mounted at the bottom of the channel of the top beam (36) and is located at the lower part of the adjusting wheel (29) through the rope clamp mounting holes (35) by bolts.