CN111483908B

CN111483908B - Extension formula construction elevator ladder cage

Info

Publication number: CN111483908B
Application number: CN202010260425.1A
Authority: CN
Inventors: 何宏伟; 隰桂吉; 张正国; 李念峰; 何亮; 刘国海
Original assignee: NANJING GAOLI ENGINEERING MACHINERY CO LTD
Current assignee: Nanjing Gaoli Special Equipment Co.,Ltd.
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-07-27
Anticipated expiration: 2040-04-03
Also published as: CN111483908A

Abstract

The invention discloses an expansion type construction elevator cage which comprises two symmetrically arranged portal frames, wherein extension guide mechanisms are arranged at the bottoms of the two portal frames, mounting frames I are respectively arranged on two sides of the bottoms of the extension guide mechanisms, and two bilaterally symmetrical opening and closing mechanisms are respectively and movably mounted on the front side and the rear side of an inner cavity of each portal frame. According to the invention, through the arrangement of the extension guide mechanism, when the material to be transported is large and long, a user unscrews the first locking nut and the second locking nut, then pulls the portal frame towards two sides to drive the first sliding pin to slide in the inner cavity of the long round hole through the sliding column, and under the action of the limiting rail, the stability of extension of the ladder cage is ensured, and the first limiting mechanism can limit the extension of the portal frame, so that the stability of the ladder cage in extension is ensured, the large and long material is transported, and the material is not required to be cut and welded in transportation, so that the time and labor are saved, the convenience and the rapidness are realized, and the use by the user is convenient.

Description

Extension formula construction elevator ladder cage

Technical Field

The invention relates to the technical field of elevators, in particular to an extended construction elevator cage.

Background

The elevator, also called elevator, vertical elevator, the elevator carries the platform or semi-closed platform's lifting machinery or apparatus that people or goods go up and down on the vertical upper and lower channel, it is an integer formed by platform and apparatus, motor, cable and other auxiliary equipment that control them to use, the rail type hydraulic lifting goods ladder a kind of non-scissor fork type hydraulic lifting goods ladder, it is very extensive goods vertical transport equipment to use, it passes the motor-driven oil pump, rely on the oil cylinder to drive the heavy chain strip to move the hydraulic lifting goods ladder and go up and down, because adopt the hydraulic pressure as the lifting power, have the load capacity to be large, characteristic such as being steady of going up and down, apply to the goods vertical transport between the high-rise building extensively.

In the use of lift, in order to protect the safety of carrying personnel and carrying goods, generally can set up the ladder cage on the lift, its area of traditional construction lift ladder cage is fixed more, and difficult to avoid having great, longer article and need transport in the construction of building, adopts the loop wheel machine to transport and can cause the increase of cost, adopts the cutting transportation to weld again, not only wastes time and energy, and welded structure's the more former article of stability is relatively poor moreover.

Disclosure of Invention

The invention aims to provide an expansion type construction elevator cage, which has the advantage of being capable of extending the loading area of the cage, and solves the problems that the traditional construction elevator cage is mostly fixed in area, large and long objects are inevitably required to be transported in building construction, the cost is increased due to the adoption of crane transportation, the time and labor are wasted due to the adoption of cutting transportation and then welding, and the stability of a welding structure is poorer than that of the original objects.

In order to achieve the purpose, the invention provides the following technical scheme: an extension type construction elevator cage comprises two portal frames which are symmetrically arranged, extension guide mechanisms are arranged at the bottoms of the two portal frames, mounting frames I are arranged on two sides of the bottoms of the extension guide mechanisms, two opening and closing mechanisms which are bilaterally symmetrical are movably mounted on the front side and the rear side of an inner cavity of each portal frame, a limiting mechanism I is arranged at the top of each portal frame, the two opening and closing mechanisms are locked and buckled together through a locking mechanism, each extension guide mechanism comprises sliding plates fixed on the two portal frames and limiting rails which are fixed between the two mounting frames I and symmetrically arranged front and back, long holes are formed in two ends of the front side of each limiting rail, the inner cavity of each long hole is slidably connected with a sliding pin I, the surface of each sliding pin I is in threaded connection with a locking nut I positioned on the outer side of the corresponding limiting rail, and one end, far away from the locking nut I, of each sliding pin is fixedly connected with a sliding column, two sliding columns which are opposite in front and back are fixedly connected at the bottom of one sliding plate, one side of the two sliding columns which are opposite in back is fixedly connected with a sliding rod, one end of the sliding rod, which is far away from the sliding column, penetrates to the outer side of the first mounting rack, a second limiting mechanism is arranged between the first mounting racks, two ends of the top of the two limiting mechanisms are respectively and fixedly connected with the sliding plate, two sides of the inner cavity of the portal frame are both fixedly provided with a push-pull mechanism, the push-pull mechanism comprises a fixed rail II fixedly connected with the top and the bottom of the inner cavity of the portal frame, the inner cavity of the fixed rail II is connected with a sliding block in a sliding manner, the left end of one opposite side of the two fixed rails is fixedly connected with a fixed frame I, one opposite side of the two sliding blocks is fixedly connected with a fixed frame II, the inner cavities of the first fixing frame and the second fixing frame are rotatably connected with connecting rods, and telescopic pieces are movably connected among the four connecting rods.

The invention is used for the expanding construction elevator ladder cage as described above, further: the mechanism that opens and shuts includes two settings at the pole setting of portal frame inner chamber, the top of pole setting run through to the top of portal frame and with a stop gear fixed connection, two pole settings one side of mutually backing on the back all welds have longitudinal distribution's stock one, one side fixed mounting of portal frame inner chamber has the stand, the outside of pole setting is run through to the portal frame to one end of stock one keeping away from.

The invention is used for the expanding construction elevator ladder cage as described above, further: the latched device is including running through the inserted block that sets up in two pole settings, and the right side fixedly connected with of right side pole setting is located the bolt of inserted block bottom, be in the same place through the latch fitting hasp between bolt and the inserted block.

The invention is used for the expanding construction elevator ladder cage as described above, further: the first limiting mechanism comprises a first fixed rail fixed at the tops of the two portal frames, long sliding holes are formed in the two sides of the top of the first fixed rail, sliding pins are connected to the inner cavities of the long sliding holes in a sliding mode, the bottoms of the two sliding pins penetrate through the inner cavities of the two portal frames respectively and are fixedly connected with the two vertical rods respectively, and locking nuts are connected to the surfaces of the sliding pins in a threaded mode.

The invention is used for the expanding construction elevator ladder cage as described above, further: the extensible member includes the slide pipe, the inner chamber sliding connection of slide pipe has the slide bar, the equal fixedly connected with adjustable shelf in bottom and the top of slide bar of slide pipe, one of them adjustable shelf and two connecting rod swing joint of one side.

The invention is used for the expanding construction elevator ladder cage as described above, further: the second limiting mechanism comprises a connecting frame, two long rods are movably connected to the front side and the rear side of the two sides of the connecting frame, two long rods are movably connected to one end, away from the connecting frame, of the two long rods, a second mounting frame is movably connected to one end of the two long rods, a short rod is fixedly connected to the top of the second mounting frame, and the top of the short rod is fixedly connected with the portal frame.

The invention is used for the expanding construction elevator ladder cage as described above, further: the number of the first long rods is twenty-four, and every six first long rods and one vertical rod form a movable frame capable of being opened and closed in the inner cavity of the portal frame.

The invention is used for the expanding construction elevator ladder cage as described above, further: the front end and the rear end of one side that two mounting bracket one are relative all run through and are provided with construction bolt, and construction bolt installs on lifting equipment.

Compared with the prior art, the invention has the following beneficial effects:

1. through the arrangement of the extension guide mechanism, when the material to be transported is large and long, a user unscrews the first locking nut and the second locking nut, then pulls the portal frame towards two sides to drive the first sliding pin to slide in the inner cavity of the long round hole through the sliding column, the extension stability of the ladder cage is ensured under the action of the limiting rail, the first limiting mechanism can also limit the extension of the portal frame and ensure the extension stability of the ladder cage, so that an open ladder cage is formed, the large and long materials are transported without cutting and then welding the materials during material transportation, time and labor are saved, convenience and rapidness are realized, the use by the user is facilitated, the extension type construction elevator cage has the advantage of being capable of extending the loading area of the ladder cage, the problem that the area of the traditional construction elevator cage is large and fixed is solved, and the situation that large and long objects need to be transported during building construction is avoided, adopt the loop wheel machine to transport can cause the increase of cost, adopt the cutting transportation to weld again, not only waste time and energy, the relatively poor problem of former article of welded structure's stability moreover.

2. According to the invention, through the arrangement of the locking mechanisms, the two opening and closing mechanisms are locked together when the two adjacent opening and closing mechanisms are not extended, so that the material falling caused by the movement of the two opening and closing mechanisms when the elevator is lifted is avoided, and the use safety of the elevator is improved.

3. According to the invention, through the arrangement of the first limiting mechanism, when the two portal frames extend, the second locking nut can slide in the long slide hole, so that the stability of the portal frames during extension is ensured, and the ladder cage can be smoothly unfolded.

4. According to the invention, through the arrangement of the second limiting mechanism, when the two sliding plates move separately, the second limiting mechanism is driven to extend, so that the sliding plates are limited, the sliding plates always move linearly in a horizontal plane, and the stability of the sliding plates in movement is ensured.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a bottom view of the extension guide mechanism of the present invention;

FIG. 3 is a right side view of the portal frame of the present invention;

FIG. 4 is a schematic structural view of a second limiting mechanism of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 1 according to the present invention.

In the figure: 1. a gantry; 2. a mounting frame; 3. an extension guide mechanism; 4. an opening and closing mechanism; 5. a latch mechanism; 6. a first limiting mechanism; 7. a push-pull mechanism; 31. a sliding plate; 32. a limit rail; 33. a sliding post; 34. a first sliding pin; 35. a first locking nut; 36. a slide bar; 37. a second limiting mechanism; 38. a long round hole; 41. erecting a rod; 42. a column; 43. a first long rod; 51. a bolt; 52. inserting a block; 53. a lock; 61. a first fixed rail; 62. a second sliding pin; 63. a second lock nut; 71. a second fixed rail; 72. a slider; 73. a first fixing frame; 74. a telescoping member; 75. a connecting rod; 76. a second fixing frame; 741. a slide pipe; 742. a slide bar; 743. a movable frame; 371. a connecting frame; 372. a long rod II; 373. a mounting frame; 374. a short rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an expansion type construction elevator cage comprises two symmetrically arranged portal frames 1, extension guide mechanisms 3 are arranged at the bottoms of the two portal frames 1, mounting frames I2 are arranged on two sides of the bottoms of the extension guide mechanisms 3, mounting bolts are arranged at the front ends and the rear ends of opposite sides of the two mounting frames I2 in a penetrating manner and are mounted on lifting equipment, two bilaterally symmetrical opening and closing mechanisms 4 are movably mounted on the front sides and the rear sides of inner cavities of the portal frames 1, a limiting mechanism I6 is arranged at the top of the portal frame 1, the limiting mechanism I6 comprises fixed rails I61 fixed at the tops of the two portal frames 1, long sliding holes are arranged on two sides of the tops of the fixed rails I61, sliding pins II 62 are slidably connected to inner cavities of the two portal frames 1, the bottoms of the two sliding pins II 62 respectively penetrate to the inner cavities of the two portal frames 1 and are fixedly connected with two upright rods 41 respectively, and locking nuts II 63 are connected to surface threads of the sliding pins II 62, through the arrangement of the first limiting mechanism 6, when two portal frames 1 extend, the second locking nut 63 can slide in the long slide hole, so that the stability of the portal frames 1 during extension is ensured, the ladder cage can be smoothly unfolded, the two opening and closing mechanisms 4 are locked together through the locking mechanism 5, the locking mechanism 5 comprises an inserting block 52 which penetrates through the two upright rods 41, the right side of the right upright rod 41 is fixedly connected with a bolt 51 which is positioned at the bottom of the inserting block 52, the bolt 51 and the inserting block 52 are locked together through a locking piece 53, through the arrangement of the locking mechanism 5, when the two adjacent opening and closing mechanisms 4 do not extend, the two opening and closing mechanisms 4 are locked together, the situation that the two opening and closing mechanisms 4 move when the elevator goes up and down to cause the falling of materials is avoided, so that the use safety of the elevator is improved, the extension guide mechanism 3 comprises a sliding plate 31 which is fixed on the two portal frames 1 and limiting rails 32 which are fixed between the two, the two ends of the front side of the limit rail 32 are respectively provided with a long circular hole 38, the inner cavity of the long circular hole 38 is connected with a first sliding pin 34 in a sliding manner, the surface of the first sliding pin 34 is in threaded connection with a first lock nut 35 positioned on the outer side of the limit rail 32, one end of the first sliding pin 34 far away from the first lock nut 35 is fixedly connected with a sliding column 33, the two sliding columns 33 which are opposite in front and back are fixedly connected with the bottom of one sliding plate 31, one sides of the two opposite sliding columns 33 are respectively and fixedly connected with a sliding rod 36, one end of the sliding rod 36 far away from the sliding column 33 penetrates to the outer side of a first mounting frame 2, a second limiting mechanism 37 is arranged between the two mounting frames 2, the two ends of the top of the second limiting mechanism 37 are respectively and fixedly connected with the sliding plate 31, the push-pull mechanism 7 is fixedly arranged on the two sides of the inner cavity of the portal frame 1, when a loading material is large and long, a user unscrews the first lock nut 35 and the second lock nut 63, then, the portal frame 1 is pulled to two sides to drive the two sliding plates 31 to move to two sides, the sliding plates 31 drive the sliding columns 33 to move, the sliding columns 33 drive the sliding pins 34 to slide in the inner cavities of the long circular holes 38, meanwhile, the sliding rods 36 can be driven to slide on the mounting frame I2, the stability of extension of the ladder cage is guaranteed under the action of the limiting rails 32, after the adjustment is completed, the locking nuts I35 and the locking nuts II 63 are screwed tightly to fix the portal frame 1, the extension of the loading area of the portal frame 1 is completed, the limiting mechanism I6 can also limit the extension of the portal frame 1, the stability of the ladder cage during extension is further guaranteed, an open ladder cage is formed, large and long materials are transported, the materials are not required to be cut and then welded when transported, time and labor are saved, convenience are achieved, and convenience and rapidness are achieved, and convenience are brought to a user.

In this embodiment, the opening and closing mechanism 4 includes two vertical rods 41 disposed in the inner cavity of the portal frame 1, the top of the vertical rod 41 penetrates through the top of the portal frame 1 and is fixedly connected with the first limit mechanism 6, the longitudinally distributed first long rods 43 are welded on the opposite sides of the two vertical rods 41, the upright post 42 is fixedly mounted on one side of the inner cavity of the portal frame 1, one end of each first long rod 43, which is far away from the vertical rod 41, penetrates through the outer side of the portal frame 1, the number of the first long rods 43 is twenty four, each six first long rods 43 and one vertical rod 41 form a movable frame capable of being opened and closed in the inner cavity of the portal frame 1, when the movable frame is actually used, the opening and closing mechanism 4 moves along with the portal frame 1 when the portal frame 1 is pulled to extend, and then drives the second sliding pin 62 to slide in the long sliding hole under the action of the vertical rod 41, so that the limit of the portal frame 1 can be realized under the action of the first fixed rail 61, and the stability of the extension of the ladder cage can be ensured, is convenient for users to use.

In this embodiment, the second limiting mechanism 37 includes a connecting frame 371, the front side and the rear side of the two sides of the connecting frame 371 are both movably connected with a second long rod 372, one end of the two second long rods 372, which is far away from the connecting frame 371, is movably connected with a second mounting frame 373, the top of the second mounting frame 373 is fixedly connected with a short rod 374, the top end of the short rod 374 is fixedly connected with the portal frame 1, when in actual use, when the two sliding plates 31 move in a reverse direction, the two short rods 374 are driven to move, and then the two mounting frames 373 move, the two mounting frames 373 move in a reverse direction, and then the long rods 372 are pulled so that the inclined state is changed into a balanced state, when the two long rods 372 are transversely straight, the portal frame 1 does not extend, so as to play a limiting role on the portal frame 1, and ensure the stability when the portal frame 1 moves, through the setting of the second limiting mechanism 37, when the two sliding plates 31 move separately, the second limiting mechanism 37 is driven to extend, therefore, the sliding plate 31 is limited, so that the sliding plate 31 always moves linearly in a horizontal plane, and the stability of the sliding plate 31 during movement is ensured.

In this embodiment, the push-pull mechanism 7 includes a second fixed rail 71 fixedly connected to the top and the bottom of the inner cavity of the gantry 1, a sliding block 72 is slidably connected to the inner cavity of the second fixed rail 71, a first fixed frame 73 is fixedly connected to the left end of the opposite side of the two second fixed rails 71, a second fixed frame 76 is fixedly connected to the opposite side of the two sliding blocks 72, a connecting rod 75 is rotatably connected to the inner cavities of the first fixed frame 73 and the second fixed frame 76, a telescopic member 74 is movably connected between the four connecting rods 75, the telescopic member 74 includes a sliding tube 741, a sliding rod 742 is slidably connected to the inner cavity of the sliding tube 741, a movable frame 743 is fixedly connected to the bottom end of the sliding tube 741 and the top end of the sliding rod 742, one of the movable frames 743 is movably connected to the two connecting rods 75 on one side, when in actual use, a constructor enters the ladder cage, pushes the telescopic member 74 to move to the left side, and then drives the second fixed frame 76 to move to the left side under the action of the connecting rod 75, the slide block 72 will also move to the left in the cavity of the fixed rail two 71, at which point the entire telescoping member 74 will move to the left, and the top and bottom links 75 will move together, leaving sufficient room for the worker to enter and exit.

In summary, the following steps: the extension type construction elevator cage has the advantages that through the arrangement of the extension guide mechanism 3, when a loading material is large and long, a user unscrews the first lock nut 35 and the second lock nut 63, then pulls the portal frame 1 towards two sides to drive the first slide pin 34 to slide in the inner cavity of the long circular hole 38 through the slide column 33, under the action of the limit rail 32, the stability of extension of the cage is ensured, the first limit mechanism 6 can limit the extension of the portal frame 1, the stability of the cage during extension is ensured, an open cage is formed, large and long materials are transported, the materials are not required to be cut and welded during material transportation, time and labor are saved, convenience and rapidness are realized, the use by the user is facilitated, the extension type construction elevator cage has the advantage of being capable of extending the loading area of the cage, the problem that the area of the traditional construction elevator cage is mostly fixed is solved, the problems that large and long objects need to be transported inevitably in building construction, cost is increased due to the fact that a crane is used for transporting, cutting transportation and welding are adopted, time and labor are wasted, and the stability of a welding structure is poorer than that of an original object are solved, through the arrangement of the locking mechanism 5, when two adjacent opening and closing mechanisms 4 are not extended, the two opening and closing mechanisms 4 are locked together, the phenomenon that the two opening and closing mechanisms 4 move when the elevator is lifted and the material falls is avoided, the use safety of the elevator is improved, through the arrangement of the limiting mechanism I6, when the two portal frames 1 are extended, the locking nut II 63 slides in the long sliding hole, the stability when the portal frames 1 are extended is ensured, the smooth unfolding of the portal frames is ensured, through the arrangement of the limiting mechanism II 37, when the two sliding plates 31 do separate movement, the limiting mechanism II 37 is driven to extend, therefore, the sliding plate 31 is limited, so that the sliding plate 31 always moves linearly in a horizontal plane, and the stability of the sliding plate 31 during movement is ensured.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an extension formula construction elevator ladder cage, includes portal frame (1) that two symmetries set up, its characterized in that: the bottom of each portal frame (1) is provided with an extension guide mechanism (3), two sides of the bottom of each extension guide mechanism (3) are respectively provided with a first mounting frame (2), the front side and the rear side of the inner cavity of each portal frame (1) are respectively and movably provided with two bilateral symmetry opening and closing mechanisms (4), the top of each portal frame (1) is provided with a first limiting mechanism (6), the two opening and closing mechanisms (4) are locked together through a locking mechanism (5), each extension guide mechanism (3) comprises a sliding plate (31) fixed on each portal frame (1) and limiting rails (32) fixed between the two first mounting frames (2) and symmetrically arranged in front and back, two ends of the front side of each limiting rail (32) are respectively provided with a first slotted hole (38), the inner cavity of each slotted hole (38) is slidably connected with a first sliding pin (34), the surface of each first sliding pin (34) is in threaded connection with a first locking nut (35) positioned on the outer side of each limiting rail (32), one end of the sliding pin I (34) far away from the locking nut I (35) is fixedly connected with a sliding column (33), the two sliding columns (33) which are opposite in front and back are fixedly connected to the bottom of one sliding plate (31), one side of each of the two sliding columns (33) which is opposite in back is fixedly connected with a sliding rod (36), one end of each sliding rod (36) far away from the corresponding sliding column (33) penetrates through the outer side of the corresponding mounting frame I (2), a limiting mechanism II (37) is arranged between the two mounting frames I (2), two ends of the top of the limiting mechanism II (37) are respectively and fixedly connected with the corresponding sliding plate (31), two sides of the inner cavity of the portal frame (1) are respectively and fixedly provided with a push-pull mechanism (7), each push-pull mechanism (7) comprises a fixed rail II (71) fixedly connected to the top and the bottom of the inner cavity of the portal frame (1), and the inner cavity of the fixed rail II (71) is slidably connected with a sliding block (72), the left end fixedly connected with first fixing frame (73) of the opposite side of the two second fixing rails (71), the equal fixedly connected with second fixing frame (76) of the opposite side of the two sliding blocks (72), the inner cavities of the first fixing frame (73) and the second fixing frame (76) are all rotatably connected with connecting rods (75), and telescopic pieces (74) are movably connected between the four connecting rods (75).

2. An extended construction elevator cage according to claim 1, wherein: mechanism (4) open and shut include two pole settings (41) that set up in portal frame (1) inner chamber, the top of pole setting (41) run through to the top of portal frame (1) and with stop gear (6) fixed connection, one side that two pole settings (41) carried on the back mutually all welds stock one (43) of longitudinal distribution, one side fixed mounting in portal frame (1) inner chamber has stand (42), the one end that pole setting (41) were kept away from to stock one (43) runs through to the outside of portal frame (1).

3. An extended construction elevator cage according to claim 2, wherein: latching mechanism (5) is including running through inserted block (52) that sets up on two pole settings (41), and the right side fixedly connected with of right side pole setting (41) is located inserted block (52) bottom bolt (51), be in the same place through latch fitting (53) hasp between bolt (51) and inserted block (52).

4. An extended construction elevator cage according to claim 2, wherein: the first limiting mechanism (6) comprises a first fixed rail (61) fixed at the tops of the two portal frames (1), long sliding holes are formed in the two sides of the top of the first fixed rail (61), the inner cavities of the long sliding holes are connected with a second sliding pin (62), the bottoms of the second sliding pins (62) penetrate through the inner cavities of the two portal frames (1) respectively and are fixedly connected with the two vertical rods (41) respectively, and the surface of the second sliding pin (62) is connected with a second locking nut (63) in a threaded mode.

5. An extended construction elevator cage according to claim 1, wherein: the telescopic piece (74) comprises a sliding pipe (741), a sliding rod (742) is connected to the inner cavity of the sliding pipe (741) in a sliding mode, movable frames (743) are fixedly connected to the bottom end of the sliding pipe (741) and the top end of the sliding rod (742), and one movable frame (743) is movably connected with the two connecting rods (75) on one side.

6. An extended construction elevator cage according to claim 1, wherein: stop gear two (37) are including link (371), the equal swing joint in front side and the rear side of link (371) both sides has stock two (372), and the one end swing joint that link (371) was kept away from to two stock two (372) has mounting bracket two (373), the top fixedly connected with quarter butt (374) of mounting bracket two (373), the top and portal frame (1) fixed connection of quarter butt (374).

7. An extended construction elevator cage according to claim 2, wherein: the number of the first long rods (43) is twenty-four, and every six first long rods (43) and one vertical rod (41) form a movable frame capable of being opened and closed in the inner cavity of the portal frame (1).

8. An extended construction elevator cage according to claim 1, wherein: the front end and the rear end of one side opposite to the two first mounting racks (2) are provided with mounting bolts in a penetrating mode, and the mounting bolts are mounted on lifting equipment.