TW201636294A - Elevator counterweight carrying device - Google Patents

Abstract

The present invention provides an elevator counterweight carrying device which can move a counterweight along a guiding rail for counterweight when the counterweight is to be displaced between an uprising position and a lying position. An elevator counterweight carrying device of the present invention comprises: a rotatable guide shoe supporter 41 mounted on a first end 109 of a counterweight 103; a rotating shaft 43 extending outwardly from the rotatable guide shoe supporter 41 toward a width direction; and a rotatable guide shoe 44 provided in the rotating shaft 43 so as to rotate about the rotating shaft 43 and guided by a guiding rail 105 for counterweight, wherein the rotatable guide shoe 44 rotates about the rotating shaft 43 while being guided by the guiding rail 105 for counterweight, when the counterweight 103 is lifted or lowered by a chain hoist 22 for supporting the counterweight 103 and a second end 112 of the counterweight 103 is moved along a scaffold 12.

Description

Lifting and loading device for elevator counterweight

The present invention relates to an elevator balance weight loading and unloading device used for loading and unloading a counterweight to an hoistway.

Conventionally, there has been known an unloading and loading device for an elevator counterweight, which includes a lifting device supported by an hoistway, and uses a lifting device to suspend a previously placed counterweight to a pit of a hoistway (pit) ). The counterweight that is suspended and discharged to the pit is disassembled in the pit, and the disassembled counterweight is carried out from the pit to the boarding place (for example, refer to Patent Document 1).

[Previous Technical Literature]

[Patent Document]

Patent Document 1: Japanese Patent Laid-Open No. Hei 11-349255

As a method of lifting the counterweight from the hoistway to the boarding place without unloading the counterweight to the pit, the following method may be considered: a method of adjoining the boarding position in the depth direction of the hoistway Step Temporarily set on the hoistway, and after the balance weight suspension is unloaded to the step, in the step, the position of the counterweight is extended from the erect position toward the height direction so as to balance the height of the weight The size is made smaller than the size in the height direction of the entrance and exit of the boarding, and is displaced to the tilting position where the longitudinal direction of the counterweight is crossed with respect to the height direction, and the counterweight is carried out from the step to the boarding place.

However, since the prior art removes the guide shoe from the balance weight frame of the counterweight when the position of the counterweight is displaced from the erect position to the dump position in the tread, there is a possibility that the balance weight cannot be made. The problem of moving along the guide rail of the counterweight.

The present invention provides an elevator balance weight loading and unloading device that can move a counterweight hammer along a balance weight guide rail when the position of the counterweight is displaced between the erected position and the tilting position.

The elevator balance weight loading and unloading device of the present invention is used for loading and unloading a counterweight to an hoistway, and includes a rotating shoe support portion attached to a first end portion of the counterweight, the first end portion An upper end portion of the counterweight when the counterweight is guided by the balance weight guide rail and raised and lowered on the hoistway; the rotation shaft extends from the rotation guide shoe support portion toward the outer side in the width direction; and the guide shoe is rotated It is disposed on the rotating shaft in a manner of rotating the rotating shaft as a center, and is guided by the balance weight guide rail; the balance weight is lifted and lowered by the driving device supporting the balance weight, and the weight is balanced. When the second end portion is moved along the loading/unloading support member that is temporarily provided on the elevating path so as to be adjacent to the boarding position, the rotating guide shoe is attached When the rotating shaft is rotated as a center, it is guided by the balance weight guide rail, and the second end portion is a lower end of the balance weight when the balance weight is guided by the balance weight guide rail and lifted on the lift path. unit.

An elevator balance weight loading and unloading device according to the present invention includes: a rotating shoe support portion that is attached to a first end portion of the balance weight; and a rotation shaft that extends outward from the rotation shoe support portion in the width direction; And a rotating guide shoe which is disposed on the rotating shaft in a manner of rotating the rotating shaft as a center, and is guided by the balance weight guide rail; and is driven by the lifting device supporting the counterweight by the balance weight When the second end portion of the counterweight is moved along the carry-in/out support member, the turning shoe system is guided by the balance weight guide rail while rotating the rotation shaft as a center, so that the balance can be balanced. When the position of the weight is displaced between the erected position and the tilted position, the counterweight is moved along the balance weight guide rail.

1‧‧‧Treading device

2‧‧‧suspension device

3‧‧‧Trolley unit

4‧‧‧Guide

5‧‧‧1st end roller device

6‧‧‧Roller device for the 2nd end

7‧‧‧ Pull out the rail (support member for loading and unloading)

11‧‧‧Support

12‧‧‧Steps (support members for loading and unloading)

13‧‧‧Reinforcement components

21‧‧‧Steel cable

22‧‧‧Chain crane (lifting device)

23‧‧‧Steel cable

31‧‧‧1st car

32‧‧‧2nd car

41‧‧‧Rotating guide shoe support

42‧‧‧ bearing

43‧‧‧Rotary axis

44‧‧‧Rotating guide shoes

45‧‧‧ bolt

51‧‧‧ Roller

52‧‧‧1st roller support

61‧‧‧Displacement rollers

62‧‧‧Mobile rollers

63‧‧‧2nd roller support

100‧‧‧ Lifting Road

101‧‧‧ pit

102‧‧‧Tracking device for counterweight

103‧‧‧Balance hammer

104‧‧‧ boarding

105‧‧‧Balance for balance weight

106‧‧‧Track bracket

107‧‧‧Balance hammer frame

108‧‧‧heavy hammer board

109‧‧‧1st end

110‧‧‧ Guide shoe mounting bolts

111‧‧‧With guide shoe mounting bolt holes

112‧‧‧2nd end

221‧‧‧ hook

222‧‧‧ hook

411‧‧‧Rotating guide shoe mounting bolt holes

521‧‧‧ Roller support mounting bolt holes

631‧‧‧ Roller support mounting bolt holes

Fig. 1 is a front elevational view showing the unloading and loading device of the elevator counterweight according to the first embodiment of the present invention.

Fig. 2 is a side view showing the unloading and loading device of the elevator counterweight of Fig. 1;

Fig. 3 is a plan view showing the guiding device of Fig. 1.

Fig. 4 is an enlarged view showing the guiding device of Fig. 1.

Fig. 5 is a side view showing the guiding device of Fig. 4.

Fig. 6 is a side view showing the unloading and loading device of the elevator counterweight in a state in which the counterweight is carried out from the hoistway to the boarding position using the bogie unit of Fig. 1.

Fig. 7 is an enlarged view showing the loading and unloading device of the elevator counterweight of Fig. 2;

Fig. 8 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the longitudinal direction of the counterweight of Fig. 7 is inclined with respect to the height direction.

Fig. 9 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the longitudinal direction of the counterweight of Fig. 8 is further inclined with respect to the height direction.

Fig. 10 is a front elevational view showing the unloading and carrying device of the elevator counterweight in the state in which the counterweight of Fig. 7 is in the dumping position.

Fig. 11 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the guiding device of Fig. 10 is detached from the first end of the counterweight.

Fig. 12 is a side view showing the loading and unloading device of the elevator counterweight according to the second embodiment of the present invention.

Fig. 13 is a plan view showing the roller device for the first end portion of Fig. 12.

Fig. 14 is a front elevational view showing the roller device for the first end portion of Fig. 12.

Fig. 15 is an enlarged view showing the roller device for the first end portion of Fig. 12.

Fig. 16 is an enlarged view showing the roller device for the second end portion of Fig. 12.

Fig. 17 is a bottom view showing the roller device for the second end portion of Fig. 12.

Fig. 18 is a rear elevational view showing the roller device for the second end portion of Fig. 12.

Fig. 19 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the longitudinal direction of the counterweight of Fig. 12 is inclined with respect to the height direction.

Fig. 20 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the longitudinal direction of the counterweight of Fig. 19 is further inclined with respect to the height direction.

Fig. 21 is a front elevational view showing the loading and unloading device of the elevator counterweight in a state in which the position of the counterweight of Fig. 12 is in the dumping position.

Fig. 22 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the rotating shoe of Fig. 21 is removed from the rotating shaft.

[Embodiment 1]

Fig. 1 is a front elevational view showing the unloading and loading device of the elevator counterweight according to the first embodiment of the present invention. Fig. 2 is a side view showing the unloading and loading device of the elevator counterweight of Fig. 1; In the figure, the elevator balance weight loading and unloading device includes a step device 1 installed in a pit 101 of the hoistway 100, and a suspension device 2 which is fixed to the hoistway 100. The weight is supported by the rail device 102 for suspending the counterweight 103; the unit 3 for loading the counterweight 3; and the guiding device 4, which is disposed on the counterweight 103.

The gantry device 1 includes a plurality of support members 11 that are expandable and contractible in the height direction, and a step (support member for loading and unloading) 12 supported by the support member 11 and adjacent to the boarding portion 104 in the depth direction. And a reinforcing member 13 that is spanned across adjacent supports 11. The reinforcing member 13 is used to suppress the support from falling over. In this example, the height direction means the height direction of the hoistway 100, and refers to the direction of the arrow A shown in FIG. Further, the depth direction refers to the depth direction of the elevation path 100 and refers to the direction of the arrow B shown in FIG. 2 .

The balance weight rail device 102 includes a pair of balance weight guide rails 105 that extend in the height direction, and a plurality of rail brackets 106 that are provided on the respective balance weight guide rails 105 and are fixed On the hoistway 100. Each of the rail brackets 106 is disposed separately in the height direction.

The counter weight 103 has a balance weight frame 107 extending in the height direction, a plurality of weight plates 108 supported by the counter weight frame 107, and a guide shoe fixed to the balance weight frame 107 (not shown). ). When the counterweight weight 103 is guided by the counterweight weight guide rail 105 and is raised and lowered on the hoistway 100, the first end portion 109 as the upper end portion of the counterweight weight frame 107 is formed to be used for fixing the existing guide shoe. A guide shoe mounting bolt hole 111 (Fig. 4) inserted into the guide shoe mounting bolt 110 (Fig. 4) of the counterweight frame 107 is inserted. Also, the balance weight 103 is balanced by a weight The second end portion 112, which is guided by the guide rail 105 and lifted and lowered on the hoistway 100 as the lower end portion of the counterweight hammer frame 107, is also formed with a guide shoe for fixing the existing guide shoe to the counterweight hammer frame 107. A mounting bolt mounting hole (not shown) is provided for the mounting bolt (not shown).

The suspension device 2 has a wire 21 spanned between a pair of balance weight guide rails 105 and a chain block (lifting device) 22 supported by a steel cable 21; And a cable 23 that connects the chain crane 22 and the counterweight frame 107. In Fig. 2, the cable 21, the chain crane 22, and the cable 23 are omitted.

The chain crane 22 has a hook portion 221 that is hung from the wire rope 21, and a hook portion 222 that can be hung by the wire rope 23. The chain crane 22 is supported by the wire rope 21 by suspending the hook portion 221 to the wire 21. The wire rope 23 is supported by the chain crane 22 by hanging the wire rope 23 to the hook portion 222. The hook portion 222 is driven to move up and down by the chain crane 22. The wire portion 23 is moved in the vertical direction by moving the hook portion 222 in the vertical direction.

Fig. 3 is a plan view showing the guiding device 4 of Fig. 1, Fig. 4 is an enlarged view showing the guiding device 4 of Fig. 1, and Fig. 5 is a side view showing the guiding device 4 of Fig. 4. The guiding device 4 includes a pair of rotating shoe supporting portions 41 attached to the first end portion 109 of the counterweight 103, and a pair of bearings 42 provided to the respective rotating shoe supporting portions 41; a pair of rotating shafts 43 is provided in each of the bearings 42 and extends outward from the rotating shoe supporting portion 41 in the width direction; and a rotating shoe 44 is provided on each of the rotating shafts 43 in such a manner as to rotate the rotating shaft 43 as a center, and The counterweight is guided by the guide rail 105.

The rotating shoe supporting portion 41 is formed with a rotating shoe mounting bolt hole 411 that overlaps with the shoe mounting bolt hole 111. The rotating shoe support portion 41 is attached to the counter weight frame 107 by inserting the shoe mounting bolt 110 into the rotating shoe mounting bolt hole 411 and the guide shoe mounting bolt hole 111.

The turning shoe 44 is raised and lowered by the driving of the chain crane 22, and the second end portion 112 of the counterweight 103 moves in the depth direction along the step 12, and the rotating shaft 43 is centered. The turning side is guided by the balance weight rail 105.

Fig. 6 is a side view showing the unloading and carrying device of the elevator counterweight in a state in which the counterweight 103 is carried out from the hoistway 100 to the riding section 104 by the carriage unit 3 of Fig. 1. The truck unit 3 includes a first carriage 31 that supports the second end portion 112 of the counterweight 103, and a second carriage 32 that supports the first end 109 of the counterweight 103.

Next, a method of loading and unloading an elevator counterweight using an unloading and loading device of an elevator counterweight will be described. First, as shown in FIG. 1 , a lifting chamber (not shown) is disposed above the lifting path 100 so that the balance weight 103 is disposed at a position higher than the lowermost riding position 104 by a predetermined distance. The lifting chamber is fixed to a lifting rail device (not shown) using a fixing device (not shown). The guide rail device for a lift room has a pair of guide rails for a lift chamber that extend in the height direction, and a plurality of rail brackets that are provided on the guide rails for each of the lift chambers and that are fixed to the lift passage 100.

After that, the step 12 is placed in the pit 101 of the hoistway 100 so as to be adjacent to the boarding place 104 in the depth direction (the carrying-out supporting member setting step).

Thereafter, the chain crane 22 is supported by the balance weight guide rail 105, the balance weight 103 is supported by the chain crane 22 (balance weight support step), and the chain crane 22 is driven to balance the weight 103 only lifted up slightly. At this time, the weight plate 108 can also be detached from the counter weight frame 107.

Thereafter, a rope (not shown) connected to the lift chamber and the counterweight 103 is detached from the lift chamber and the counter weight 103, and the first end portion 109 attached to the counterweight 103 is removed. And the guide shoe provided in the second end portion 112, and the guide device 4 is attached to the first end portion 109 of the counterweight 103 (guide device mounting step)

Fig. 7 is an enlarged view showing the loading and unloading device of the elevator counterweight of Fig. 2, and Fig. 8 is an elevator balance showing the state in which the longitudinal direction of the counterweight 103 of Fig. 7 is inclined with respect to the height direction. Front view of the loading and unloading device of the heavy hammer, and Fig. 9 is a front view showing the loading and unloading device of the elevator counterweight in a state in which the longitudinal direction of the counterweight 103 of Fig. 8 is further inclined with respect to the height direction. Fig. 10 is a front view showing the unloading and carrying device of the elevator counterweight in a state in which the counter weight 103 of Fig. 7 is in the dumping position. After that, the first truck 31 is mounted on the step 12, and the chain crane 22 is driven to lower the counterweight 103 so that the second end portion 112 of the counterweight 103 is mounted on the first cart 31.

Thereafter, while the first cart 31 is moved toward the boarding place 104, the chain crane 22 is driven to lower the counterweight 103. Thereby, the position of the balance weight 103 is an upright position extending from the counter weight 103 toward the height direction so that the size of the balance weight 103 in the height direction becomes smaller than the size of the height direction of the entrance and exit of the boarding. In this manner, the displacement is shifted to the tilting position in which the longitudinal direction of the counterweight 103 extends in a direction intersecting with respect to the height direction. In this example, the tilting position of the counter weight 103 means a position in which the counterweight 103 extends in the horizontal direction, and the dimension in the height direction of the counterweight 103 becomes smaller than the dimension in the height direction of the entrance and exit of the boarding. The position of the balance weight 103.

When the position of the counterweight 103 is displaced from the upright position to the tilting position, the turning shoe 44 is guided by the counterweight rail 105 while rotating the rotating shaft 43 as a center.

After the position of the counterweight 103 is changed to the tilting position, the second carriage 32 is mounted on the step 12, and the first end portion 109 of the counter weight 103 is mounted on the second bogie 32.

Fig. 11 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the guiding device 4 of Fig. 10 is detached from the first end portion 109 of the counterweight 103. After the first end portion 109 of the counter weight 103 is mounted on the second bogie 32, the guiding device 4 is detached from the first end portion 109 of the counterweight 103. Thereafter, the first truck 31 and the second vehicle 32 are moved from the step 12 to the boarding place 104, and the counterweight 103 is carried out from the hoistway 100 to the boarding place 104 (balance weight carrying out step). With the above, the existing counterweight 103 is ended from the hoistway 100 toward the boarding point. 104 moved out. The new counter weight 103 is carried in from the boarding position 104 toward the hoistway 100, and is in the reverse order of the unloading of the balance weight 103.

As described above, the elevator weight loading and unloading device according to the first embodiment of the present invention includes the turning shoe support portion 41 attached to the first end portion 109 of the counterweight 103; the rotating shaft 43 And extending from the rotating shoe support portion 41 toward the outer side in the width direction; and rotating the guide shoe 44, which is disposed on the rotating shaft 43 so as to rotate the rotating shaft 43 as a center, and is guided by the balance weight guide rail 105 And when the balance weight 103 is lifted and lowered by the driving of the chain crane 22 that supports the balance weight 103, and the second end portion 112 of the balance weight 103 moves along the step 12, the rotating guide shoe 44 is sideways The rotation shaft 43 is rotated as a center and guided by the balance weight guide rail 105, so that the balance weight 103 can be placed along the balance weight when the position of the balance weight 103 is displaced between the upright position and the tilting position. The hammer is moved by the guide rail 105. As a result, it is possible to prevent the first end portion 109 of the counterweight 103 from moving in the depth direction when the position of the counter weight 103 is displaced between the rising position and the tilting position.

Further, the rotating shoe supporting portion 41 is formed with a rotating shoe mounting bolt hole 411 that overlaps with the shoe mounting bolt hole 111, and is removed from the counterweight frame 107 by the set guide shoe, and The guide shoe mounting bolt 110 is inserted into the rotating guide shoe mounting bolt hole 411 and the guide shoe mounting bolt hole 111 is provided, whereby the rotating shoe support portion 41 is attached to the counterweight hammer frame 107, so that the guide shoe mounting bolt hole 111 can be used The shoe is mounted with the bolt 110, and the rotating shoe support portion 41 is attached to the counterweight frame. Shelf 107.

Further, in the first embodiment, the description has been given of the procedure for removing the guide device 4 from the first end portion 109 of the counterweight 103 to perform the counterweight carrying out step, but the rotating guide shoe may be used. 44 is detached from the rotating shaft 43 to perform the counterweight carrying out step.

Further, in the above-described first embodiment, the example of the step 12 has been described as the carry-in/out support member. However, the step 12 is not limited to the step 12, and the pull-out rails that can be loaded by the first cart 31 and the second bobbin 32 may be used. (rail). The pull-out rail is disposed between the balance weight guide rail 105 and the boarding place 104.

[Embodiment 2]

Fig. 12 is a side view showing the loading and unloading device of the elevator counterweight according to the second embodiment of the present invention. In the figure, the elevator balance weight loading and unloading device further includes a first end roller device 5 provided at the first end portion 109 of the counterweight 103, and a second end roller device 6. The second end portion 112 of the balance weight 103 is provided, and a pair of pull-out rails (removing and loading support members) 7 are provided between the balance weight guide rail 105 and the boarding portion 104. The elevator balance weight loading and unloading device according to the second embodiment of the present invention does not include the step device 1 and the carriage unit 3 described in the first embodiment.

The pull-out rail 7 is disposed to extend in the depth direction. Further, the pull-out rail 7 is disposed across the balance weight rail 105 and the riding portion 104.

Fig. 13 is a plan view showing the roller device 5 for the first end portion of Fig. 12, and Fig. 14 is a front view showing the roller device 5 for the first end portion of Fig. 12, and Fig. 15 is a view showing Fig. 12 An enlarged view of the roller device 5 for the first end portion. The first end portion roller device 5 includes a pair of rollers 51 that roll on the pull-out rail 7 when the first end portion 109 of the counterweight 103 moves along the pull-out rail 7; and a pair of first rollers The support portion 52 supports the respective rollers 51 so as to be rotatable and attached to the first end portion 109. The size between the pair of rollers 51 corresponds to the size between the pair of pull-out rails 7.

The turning shoe support portion 41 is attached to the first roller support portion 52. The guiding device 4 has a bolt 45 for attaching the rotating shoe support portion 41 to the first roller supporting portion 52. Further, the turning shoe support portion 41 may be integrally formed on the first roller supporting portion 52. At this time, the guiding device 4 does not have the bolt 45.

The first roller support portion mounting bolt hole 521 that overlaps with the guide shoe mounting bolt hole 111 is formed in the first roller support portion 52. The first roller support portion 52 is attached to the first end portion 109 of the counter weight frame 107 by inserting the shoe mounting bolt 110 into the first roller support portion mounting bolt hole 521 and the guide shoe mounting bolt hole 111. . The first roller support portion 52 is attached and detached to the balance weight frame 107 of the balance weight 103 together with the rotary shoe support portion 42.

Fig. 16 is an enlarged view showing the second end portion roller device 6 of Fig. 12, Fig. 17 is a bottom view showing the second end portion roller device 6 of Fig. 12, and Fig. 18 is a twelfth view. Second end roller Rear view of the sub-device 6. In the figure, the second end portion roller device 6 has a pair of displacement rollers 61 which are moved up and down when the counterweight weight 103 is driven by the chain crane 22 and the second end portion 112 is along the pull-out rail. 7, while moving, rolling on the pull-out rail 7; a pair of moving rollers 62 that roll on the pull-out rail 7 when the second end portion 112 moves along the pull-out rail 7 together with the first end portion 109; The roller support portion 63 supports the displacement roller 61 and the movement roller 62 so as to be rotatable, and is attached to the second end portion 112. The size between the pair of displacement rollers 61 and the size between the pair of movement rollers 62 correspond to the size between the pair of pull-out rails 7.

In the second roller support portion 63, a second roller support portion mounting bolt hole 631 that overlaps with the guide shoe mounting bolt hole 111 is formed. The second roller support portion 63 is attached to the second end portion 112 of the counter weight frame 107 by inserting the shoe mounting bolt 110 into the second roller support portion mounting bolt hole 631 and the guide shoe mounting bolt hole 111. . The other configuration is the same as that of the first embodiment.

Next, a method of loading and unloading an elevator counterweight using an unloading and loading device of an elevator counterweight will be described. First, the balance weight 103 is placed at a position higher than the lowermost deck 104 by a predetermined distance, and the lift chamber is placed on the upper portion of the lift passage 100, and the lift chamber is fixed to the lift chamber guide rail using a fixing device. Device. After that, the pull-out rail 7 is provided in the hoistway 100 (the carrying-out support member installation step). The step of supporting the balance weight is the same as that of the first embodiment.

Thereafter, the rope connected to the lift chamber and the counterweight 103 is detached from the lift chamber and the counterweight 103, and the unloading is installed on the counterweight. In the first end portion 109 of the hammer 103 and the second end portion 112, the guide shoe 4 and the first end roller device 5 are attached to the first end portion 109 of the counterweight 103, and the balance weight is attached. The second end portion 112 of the 103 is attached to the second end roller device 6 (guide device roller device mounting step).

Fig. 19 is a front view showing the loading and unloading device of the elevator counterweight in a state in which the longitudinal direction of the counterweight 103 of Fig. 12 is inclined with respect to the height direction, and Fig. 20 shows the balance of the 19th figure. A front view of the unloading and loading device of the elevator counterweight in a state in which the longitudinal direction of the weight 103 is further inclined with respect to the height direction, and Fig. 21 shows a state in which the position of the counterweight 103 of Fig. 12 is the dumping position. Front view of the elevator balancing weight moving out of the loading device. Thereafter, the chain crane 22 is driven, and the counter weight 103 is lowered to load the second end portion of the balance weight 103 with the second end portion 112 of the roller device 6 by the displacement roller 61. 7.

Thereafter, while the second end portion roller device 6 is moved toward the riding portion 104, the chain crane 22 is driven to lower the counterweight 103. Thereby, the position of the balance weight 103 is displaced from the erect position to the dump position. When the position of the counterweight 103 is displaced from the upright position to the tilting position, the turning shoe 44 is guided by the counterweight rail 105 while rotating the rotating shaft 43 as a center.

Fig. 22 is a front elevational view showing the unloading and carrying device of the elevator counterweight in a state in which the turning shoe 44 of Fig. 21 is removed from the rotating shaft 43. When the position of the balance weight 103 is changed to the tilting position, the moving roller 62 of the second end portion roller device 6 and the first end roller are used. The roller 51 of the sub-device 5 is loaded on the pull-out rail 7. Thereafter, the turning shoe 44 is detached from the rotating shaft 43, and the second end roller device 6 and the first end roller device 5 are moved from the drawing rail 7 to the riding portion 104, thereby balancing the weight The 103 is carried out from the hoistway 100 to the boarding place 104 (balance weight moving out step). As a result, the balance weight 103 that has been provided is finished from the hoistway 100 toward the boarding place 104. The new counter weight 103 is carried in from the boarding position 104 toward the hoistway 100, and is in the reverse order of the unloading of the balance weight 103.

As described above, the elevator balance weight loading and unloading device according to the second embodiment of the present invention includes the first end roller device 5 having the roller 51 and the first roller support portion 52, and the roller 51 is attached thereto. When the first end portion 109 moves along the pull-out rail 7, the first roller support portion 52 supports the roller 51 so as to be rotatable and attached to the first end portion 109, so that the first end portion 109 is moved. In the case of the elevator balance weight loading and unloading device of the first embodiment, the second weight 32 that can be mounted on the first end portion 109 of the counterweight weight 103 is not provided on the drawing rail 7, so that the balance weight 103 can be made. The 1 end portion 109 moves along the pull-out rail 7. Thereby, the configuration of the unloading and loading device of the elevator balance weight can be simplified.

Since the first roller support portion 52 is attached and detached to the balance weight 103 together with the rotary shoe support portion 41, the first end portion roller device 5 can be easily attached and detached to the balance weight 103.

In addition, the elevator balance weight loading and unloading device includes a second end roller device 6 having a displacement roller 61, a movement roller 62, and a second roller support portion 63, and the displacement roller 61 is flat. When the weight jack 103 is lifted and lowered by the driving of the chain crane 22, and the second end portion 112 moves along the pull-out rail 7, it rolls on the pull-out rail 7, and the moving roller 62 is attached to the second end portion 112. When the first end portion 109 moves along the pull-out rail 7 together, it rolls on the pull-out rail 7, and the second roller support portion 63 supports the displacement roller 61 and the movement roller 62 so as to be rotatable, and is attached to the second Since the end portion 112 is provided, the balance weight 103 can be placed on the pull-out rail 7 without the first truck 31 that can be loaded by the counterweight weight 103, as compared with the unloading and loading device for the elevator counterweight of the first embodiment. The second end portion 112 moves along the pull-out rail 7. Thereby, the configuration of the unloading and loading device of the elevator balance weight can be simplified.

Further, in the second embodiment, the order in which the turning shoe 44 is detached from the rotating shaft 43 to perform the counterweight carrying out step is described. However, the guiding device 4 may be used from the counterweight 103. The first end portion 109 is removed to perform a counterweight carrying out step.

In the second embodiment, the example of the pull-out rail 7 has been described as the carry-out support member. However, the present invention is not limited to the step device 1, and the first end portion roller device 5 and the second end are available. It is sufficient that the step is carried by the roller device 6.

Further, in each of the above-described embodiments, the example of the chain crane 22 has been described as the lifting device. However, the chain crane 22 is not limited to the chain crane 22, and may be, for example, a hoist.

3‧‧‧Trolley unit

4‧‧‧Guide

12‧‧‧Taiwan

31‧‧‧1st car

41‧‧‧Rotating guide shoe support

44‧‧‧Rotating guide shoes

100‧‧‧ Lifting Road

102‧‧‧Tracking device for counterweight

103‧‧‧Balance hammer

104‧‧‧ boarding

105‧‧‧Balance for balance weight

112‧‧‧2nd end

Claims (5)

An elevator balance weight loading and unloading device is used for loading and unloading a counterweight to an hoistway, and the elevator counterweight loading and unloading device includes a turning guide support portion that is attached to the balance weight a first end portion of the balance weight upper end portion when the balance weight is guided by the balance weight guide rail and raised and lowered on the lift path; and a rotation shaft supported from the rotary guide shoe a portion extending outward in the width direction; and a rotating guide shoe that is disposed on the rotating shaft so as to rotate the rotating shaft as a center, and is guided by the balance weight guide rail; and the balance weight is supported by the balance weight When the lifting device of the counterweight is driven to move up and down, the second end of the counterweight is moved along the carrying-in/support member that is temporarily placed on the elevating path so as to be adjacent to the boarding point. The rotating guide shoe is guided by the balance weight guide rail while rotating the rotation shaft as a center, wherein the second end portion is balanced by the balance weight The weight is guided by the guide rail to the lower end portion of the balance weight when the lifting path is raised and lowered. The loading and unloading device for an elevator counterweight according to claim 1, wherein the counterweight has a balance weight frame; and a guide shoe is provided on the balance weight frame, and is provided by the foregoing The balance weight is guided by a guide rail; and the balance weight frame is formed with a guide shoe mounting bolt hole for inserting the guide shoe mounting bolt for fixing the aforementioned guide shoe to the balance weight frame; The rotating shoe support portion is formed with a rotating guide shoe mounting bolt hole that overlaps with the aforementioned guide shoe mounting bolt hole; and the rotating shoe support portion is detached from the balance weight frame by the aforementioned guide shoe And inserting the guide shoe mounting bolt into the rotating guide shoe mounting bolt hole and the aforementioned guide shoe mounting bolt hole, thereby being mounted on the balance weight frame. The loading and unloading device for an elevator counterweight according to the second aspect of the invention, further comprising: a roller device for a first end portion having a roller and a first roller support portion, wherein the roller is along the first end portion When the loading/unloading support member moves, the rolling member moves to the carry-in/out support member, and the first roller support portion rotatably supports the roller and is attached to the first end portion. The loading and unloading device for an elevator counterweight according to claim 3, wherein the first roller supporting portion is attached or detached to the balance weight together with the rotating shoe supporting portion. The loading and unloading device for an elevator counterweight according to the first or second aspect of the invention, further comprising: a second end roller device having a displacement roller, a moving roller, and a second roller support portion, The displacement roller moves when the balance weight is raised and lowered by the driving of the lifting device, and the second end portion is moved along the carry-in/out support member. When the second end portion moves along the loading/unloading support member together with the first end portion, the movement roller rolls over the carry-in/out support member when the second end portion is moved along with the first end portion. The second roller support portion is rotatably supported by the displacement roller and the movement roller, and is attached to the second end portion.