CN214658688U

CN214658688U - Efficient creeping formwork equipment for variable cross-section creeping formwork construction

Info

Publication number: CN214658688U
Application number: CN202120613257.XU
Authority: CN
Inventors: 张欣华; 陶旭; 张建保; 张信波; 黄军; 钱桃; 赵莉春; 朱卿
Original assignee: Zhongzheng Construction Group Co ltd
Current assignee: Zhongzheng Construction Group Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-11-09
Anticipated expiration: 2031-03-25

Abstract

The utility model relates to a high-efficient creeping formwork equipment is used in variable cross section creeping formwork construction belongs to construction technical field, it is including being fixed in the fixing base on the former building wall body, set up in subaerial handling frame and the drive guide rail of being connected with fixing base and handling frame, the drive guide rail includes interconnect's first guide rail and second guide rail, be provided with between first guide rail and the second guide rail and connect separating mechanism, first guide rail and second guide rail all with fixing base sliding connection, be provided with between first guide rail and the handling frame and be used for driving the first guide rail along the spacing drive arrangement of the motion of former building wall body thickness direction. The first guide rail and the second guide rail are separated in a staggered mode through the connection separation mechanism and the limiting driving device, the second guide rail is connected with the original building wall, the first guide rail is connected with the variable cross section new building wall, the driving guide rail is gradually moved towards the variable cross section new building wall through the limiting driving device, and therefore crawling operation can be continuously achieved.

Description

Efficient creeping formwork equipment for variable cross-section creeping formwork construction

Technical Field

The application relates to the technical field of building construction, in particular to a high-efficiency creeping formwork device for variable cross-section creeping formwork construction.

Background

The climbing formwork is a short name of a climbing formwork and is an effective tool in constructing high-rise structures such as a shear wall system, a cylinder system, a pier and the like. Because of the self-climbing capability, the lifting of hoisting machinery is not needed, the lifting workload of the transportation machinery in construction is reduced, and the external scaffold in the construction process can be saved by hanging the scaffold on the self-climbing template.

The Chinese utility model patent with publication number CN212249184U discloses an electric creeping formwork device for building construction, which relates to the technical field of building construction equipment; the outside of building wall is fixed with the template through wall bolt, the outside of template is fixed with the template support, the bottom of template support is passed through the bearing and is supported and be connected with the base that slides, the base sliding connection that slides is in the spout on the operation frame of middle part, the first pneumatic cylinder that slides is connected with the base drive that slides, the bottom of middle part operation frame is connected with climbs the frame, it is fixed with the piece of burying in the building wall to climb the frame, building wall and climb and be provided with the drive rail between the frame, first pneumatic cylinder that climbs is installed on the drive rail, first piston rod and the middle part operation frame of first pneumatic cylinder that climbs pass through first fixed screw connection, climb the lower part of frame and install the second and climb first pneumatic cylinder, the piston rod that the second climbed first pneumatic cylinder that climbs passes through the second fixed screw and is fixed with the drive rail.

In view of the above-mentioned related art, the inventor believes that the above-mentioned related art can be easily assembled and disassembled, but the climbing formwork in the above-mentioned related art can only be used for fixing the projection of the original building wall on the ground, and when the projection of the building wall on the ground changes, that is, the section of a new building wall changes, the hydraulic climbing formwork in the related art is limited by its own structure, and the driving guide rail thereof is difficult to normally penetrate into the connecting seat on the upper layer, and the climbing formwork is difficult to continue climbing operation.

SUMMERY OF THE UTILITY MODEL

When the cross-section in order to improve the new building wall body changes, the creeping formwork is difficult to continue the problem of the operation of climbing, this application provides a high-efficient creeping formwork equipment is used in variable cross-section creeping formwork construction.

The application provides a pair of high-efficient creeping formwork equipment is used in variable cross section creeping formwork construction adopts following technical scheme:

the utility model provides a variable cross section creeping formwork construction is with high-efficient creeping formwork equipment, is including setting up in former building wall thickness direction's fixing base, handling frame and drive guide rail, the fixing base is fixed in on the former building wall, the operation is erect and is arranged in subaerially, drive guide rail is connected with fixing base and handling frame, drive guide rail includes interconnect's first guide rail and second guide rail, be provided with between first guide rail and the second guide rail and connect separating mechanism, first guide rail and second guide rail all with fixing base sliding connection, be provided with between first guide rail and the handling frame and be used for driving the first guide rail along the spacing drive arrangement of the motion of former building wall thickness direction.

Through adopting above-mentioned technical scheme, in the time of the construction, when new building wall body orientation ground projection and former building wall body orientation ground projection changed, at this moment, through connecting separating mechanism and spacing drive arrangement first guide rail and second guide rail dislocation separation, lead to and make second guide rail and former building wall body connection, first guide rail and the new building wall body connection of variable cross section, then at the in-process that the creeping formwork rises, move drive guide rail towards the new building wall body of variable cross section gradually through spacing drive arrangement, thereby can continue to realize the operation of crawling.

Optionally, the limit driving device comprises a wall-attached support and a telescopic mechanism, one end of the wall-attached support is fixed on the operation frame, and the other end of the wall-attached support is in rolling connection with the side wall of the original building wall;

a sliding limiting part is arranged between the wall-attached support and the first guide rail and between the wall-attached support and the second guide rail;

the wall-attached support comprises a rolling positioning piece and a supporting piece, the rolling positioning piece is in rolling connection with the original building wall, the sliding limiting piece is located between the rolling positioning piece and the driving guide rail, the end portion of the supporting piece is fixed on the operating frame, and the telescopic mechanism is arranged between the rolling positioning piece and the supporting piece.

Through adopting above-mentioned technical scheme, first guide rail and second guide rail slide along the direction of height of former building wall, when first guide rail breaks away from former building wall to when the second guide rail breaks away from former building wall's one third, will roll the direction propelling movement of setting element towards new building wall through telescopic machanism, can be with first guide rail and second guide rail separation, first guide rail will contact with the fixing base on the new building wall. First guide rail and second guide rail continuously rise, when the second guide rail completely break away from the connection with former building wall, start because the telescopic machanism that the second guide rail is connected, the roll setting element that will be connected with the second guide rail promotes towards new building wall's direction, can be connected second guide rail and new building wall to can all remove first guide rail and second guide rail along new building wall's direction of height.

Optionally, the wall-attached brace is used in pairs, the sliding limiting part is a first clamping block, the first clamping block is fixed to one side, facing the driving guide rail, of the rolling positioning part, a first clamping groove is formed in the length direction of the driving guide rail, and the first clamping block is clamped in the first clamping groove in a sliding mode.

Through adopting above-mentioned technical scheme, when exerting force to the rolling positioning piece through telescopic machanism, the head rod removes along with the rolling positioning piece, through the first fixture block on the head rod with the direction pulling of first guide rail to new building wall body to can separate first guide rail and second guide rail.

Optionally, telescopic machanism is including flexible dead lever and first pneumatic cylinder, flexible dead lever includes first pole and second pole, first pole is fixed in the one end that former building wall body was kept away from to the roll setting element, the second pole is fixed in the one end of support piece towards former building wall body, first pole slides and wears to locate on the second pole, the one end of first pneumatic cylinder is fixed in on the first pole, the other end of first pneumatic cylinder is fixed in on the second pole.

By adopting the technical scheme, the first hydraulic cylinder is started, the piston rod of the first hydraulic cylinder extends, the first rod and the second rod move towards opposite directions, and the rolling positioning piece moves towards the direction of the new building wall.

Optionally, the fixing seat includes a wall-through bolt, a limiting plate and a fixing block, the wall-through bolt penetrates through the thickness direction of the original building wall and the new building wall, the limiting plate is fixed on the original building wall and the new building wall through the wall-through bolt, a second clamping block is fixed on the limiting plate, a second clamping groove is formed in the fixing block, and the second clamping block is clamped in the second clamping groove of the fixing block;

the top of the fixed block is rotatably provided with a first supporting block, and a first resetting piece is arranged between one surface, close to the original building wall, of the first supporting block and the fixed block;

the top of one side, facing the new building wall, of the first guide rail is provided with a second supporting block, one side, facing the new building wall, of the second guide rail is provided with a third supporting block, the distance between the third supporting block and the first guide rail is 0.3-0.4 times of the length of the second guide rail, and the second supporting block and the third supporting block are correspondingly hung on the first supporting blocks of the new building wall and the original building wall one to one.

Through adopting above-mentioned technical scheme, when the installation fixing base, wear the thickness direction that the wall bolt wore to locate limiting plate and building wall, when piling up a wall at every turn, can install the fixing base on building wall after the building wall shaping, when dismantling, slide earlier fixed block and limiting plate and dismantle the disconnection, then dismantle the limiting plate and wear the wall bolt. After the installation of the installation seat is completed, when the first guide rail and the second guide rail rise, and the first guide rail and the second guide rail are both arranged on the original building wall body, the second supporting block on the first guide rail is connected with the first supporting block. When the first guide rail is separated from the original building wall, the third supporting block on the second guide rail is hung on the first supporting block of the original building wall and used for supporting the whole driving guide rail. When the first guide rail is arranged on the new building wall, the second supporting block is connected with the first supporting block on the new building wall, and the third supporting block is connected with the first supporting block on the original building wall.

Optionally, the fixed block is improved level and is fixed to be worn to be equipped with the locating pin, the one side that the handling frame is close to former building wall is provided with the support frame in pairs, the scalable setting of support frame, every the end fixing that the handling frame was kept away from to the support frame has the location hook, the location hook is located on the locating pin.

Through adopting above-mentioned technical scheme, after the handling frame removed required position, the locating hook was located on the locating pin to can support the handling frame.

Optionally, still be provided with the drive arrangement of crawling between drive guide rail and the handling frame, the drive arrangement of crawling includes first drive block, second drive block and second pneumatic cylinder, first drive block is fixed in on the support frame, second drive block and drive guide rail sliding connection, the one end of second pneumatic cylinder is fixed in on the first drive block, the other end of second pneumatic cylinder is fixed in on the second drive block, it prevents weighing down the piece to be provided with between second drive block and the drive guide rail.

By adopting the technical scheme, the guide rail is driven to ascend, and firstly, the first driving block and the operation frame are fixed; secondly, a second hydraulic cylinder is driven, a piston rod of the second hydraulic cylinder extends to push a second driving block to descend along the driving guide rail, and the second driving block and the driving guide rail are fixed through an anti-falling piece; and thirdly, the piston rod of the second hydraulic cylinder is shortened, and the driving guide rail can be pulled to rise through the second driving block.

The operation frame is lifted, and firstly, the driving guide rail is fixed; secondly, driving a second hydraulic cylinder, wherein a piston rod of the second hydraulic cylinder is shortened to drive a second driving block to ascend along the length direction of the driving guide rail, and the second driving block and the driving guide rail are fixed through an anti-falling piece; and thirdly, extending a piston rod of the second hydraulic cylinder to push the first driving block to ascend, namely, driving the operation frame to ascend through the first driving block.

Optionally, the connection and separation mechanism comprises a sliding block and a connecting rod, a sliding groove is formed in one side, facing the original building wall, of the second guide rail, the sliding block is arranged in the sliding groove in a sliding mode, one end of the connecting rod is hinged to the tail end, facing the second guide rail, of the first guide rail, and the other end of the connecting rod is hinged to the sliding block.

Through adopting above-mentioned technical scheme, when first guide rail and second guide rail separate gradually, the slider will slide towards the direction of first guide rail along the spout. As the first rail and the rail approach each other. The sliding block will slide along the spout towards the direction of keeping away from first guide rail until first guide rail and second guide rail butt.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the first guide rail, the second guide rail and the connecting and separating mechanism, the driving guide rail can be lifted on the building wall body with the variable cross section, so that the workers can continuously realize crawling operation;

2. through the arrangement of the sliding limiting pieces, the effect of facilitating the first guide rail and the second guide rail to move along the thickness direction of the building wall body can be achieved;

3. through the arrangement of the first supporting block, the second supporting block and the third supporting block, the effect of facilitating the fixing of the driving guide rail can be achieved.

Drawings

FIG. 1 is a schematic overall structure diagram of a creeping formwork device in the embodiment of the present application;

FIG. 2 is a partially cut-away schematic structural diagram of a creeping formwork device in the embodiment of the present application;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

FIG. 4 is an enlarged schematic view of the portion B of FIG. 2;

fig. 5 is an enlarged schematic view of the portion C in fig. 2.

Description of reference numerals: 1. the original building wall; 11. a new building wall; 2. a fixed seat; 21. a through-wall bolt; 22. a limiting plate; 221. a second fixture block; 23. a fixed block; 231. a second card slot; 232. a first support block; 233. a reset member; 234. positioning pins; 235. a rotating shaft; 3. an operation frame; 31. a support frame; 311. a fixed mount; 312. a movable frame; 32. a positioning hook; 4. a drive rail; 41. a first guide rail; 411. a second support block; 42. a second guide rail; 421. a third support block; 43. a connection and separation mechanism; 431. a slider; 432. a connecting rod; 433. a chute; 5. a limiting driving device; 51. attaching a wall support; 511. rolling the positioning member; 5111. a roller; 5112. a support bar; 512. a support member; 52. a telescoping mechanism; 521. a telescopic fixing rod; 5211. a first lever; 5212. a second lever; 522. a first hydraulic cylinder; 53. a sliding limit component; 532. a first clamping block; 533. a first card slot; 6. a creep drive device; 61. a first driving block; 62. a second driving block; 621. a first locking groove; 622. a first electromagnet; 623. a second electromagnet; 624. a second locking groove; 625. a return spring is arranged; 63. a second hydraulic cylinder; 64. the anti-falling piece.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses high-efficient creeping formwork equipment is used in variable cross section creeping formwork construction. Referring to fig. 1 and 2, a high-efficient creeping formwork equipment is used in variable cross section creeping formwork construction, including setting up respectively in the fixing base 2 of new building wall 11 and 1 thickness direction of former building wall, handling frame 3 and drive guide rail 4, fixing base 2 is fixed in on new building wall 11 and former building wall 1, handling frame 3 sets up subaerially, drive guide rail 4 is located between fixing base 2 and the handling frame 3, fixing base 2 and drive guide rail 4 are connected, support drive guide rail 4 through fixing base 2, drive guide rail 4 is connected with handling frame 3, when drive guide rail 4 rises along vertical, drive handling frame 3 rises. The driving guide rail 4 is arranged in sections, that is, the driving guide rail 4 comprises a first guide rail 41 and a second guide rail 42, a connection and separation mechanism 43 is arranged between the first guide rail 41 and the second guide rail 42, and a limit driving device 5 and a crawling driving device 6 for driving the driving guide rail 4 and the operation frame 3 to ascend and descend are arranged between the driving guide rail 4 and the operation frame 3. When the driving guide rail 4 needs to be transited from the original building wall 1 to the new building wall 11, the limiting driving device 5 drives the first guide rail 41 and the second guide rail 42 to separate, and the connecting and separating mechanism 43 connects the first guide rail 41 and the second guide rail 42, so that the first guide rail 41 and the second guide rail 42 are connected again. Whether the first rail 41 and the second rail 42 are coupled or decoupled is for the convenience of the worker working at height.

Referring to fig. 2 and 3, the fixing seat 2 includes a wall bolt 21, a limiting plate 22 and a fixing block 23, the wall bolt 21 is inserted in the thickness direction of the original building wall 1 and the new building wall 11, and the wall bolt 21 is located at the top of the new building wall 11 and the top of the original building wall 1. The limit plates 22 are attached to the new building wall 11 and the original building wall 1, and the limit plates 22 are fixed on the original building wall 1 and the new building wall 11 through wall penetrating bolts 21. A second clamping block 221 is fixed on one surface of the limiting plate 22, which is far away from the new building wall 11 or the original building wall 1, and a second clamping groove 231 which is mutually clamped with the second clamping block 221 is formed in the fixing block 23, so that the fixing block 23 and the limiting plate 22 can be conveniently assembled and disassembled. A positioning pin 234 is fixedly arranged on the fixing block 23 in a penetrating manner, and the positioning pin 234 is horizontally arranged. The operation frame 3 is provided with the support frames 31 in pairs near the original building wall 1, the support frames 31 are arranged in a telescopic manner, the support frames 31 comprise fixed frames 311 and movable frames 312, the fixed frames 311 are fixed on the operation frame 3, the movable frames 312 are slidably arranged in the fixed frames 311 in a penetrating manner, and when the first guide rails 41 are separated from the second guide rails 42, the movable frames 312 extend out. A positioning hook 32 is fixed on the end of each movable frame 312 far away from the operation frame 3, and the positioning hook 32 is hung on the positioning pin 234 so as to support the operation frame 3 reliably.

Referring to fig. 2 and 3, the top of fixed block 23 is rotated and is provided with first supporting block 232, and the axis of rotation 235 is worn to be equipped with in the one side that first supporting block 232 is close to former building wall 1 is fixed, and on the axis of rotation 235 rotated and wears to locate fixed block 23, all overlapped the both ends that stretch out first supporting block 232 at axis of rotation 235 are equipped with first piece 233 that resets, and in this embodiment, first piece 233 that resets is the torsional spring. A second supporting block 411 is arranged on the first guide rail 41, the second supporting block 411 is arranged towards the new building wall 11, the second supporting block 411 is fixed on the top of the first guide rail 41, and the second supporting block 411 is hung on the first supporting block 232 on the new building wall 11. A third supporting block 421 is arranged on the second guide rail 42, and the third supporting block 421 is arranged towards the original building wall 1. The distance between the third supporting block 421 and the first guiding rail 41 is 0.3 to 0.4 times the length of the second guiding rail 42, and in this embodiment, the distance between the third supporting block 421 and the first guiding rail 41 is 0.3 times the length of the second guiding rail 42, so as to support the second guiding rail 42. The third supporting block 421 is hung on the first supporting block 232 of the original building wall 1.

Referring to fig. 4, the connecting and disconnecting mechanism 43 includes a sliding block 431 and a connecting rod 432, a sliding groove 433 is formed in one side of the second guide rail 42 facing the original building wall 1, the sliding groove 433 is formed along the length direction of the second guide rail 42, the sliding block 431 is slidably clamped in the sliding groove 433, one end of the connecting rod 432 is hinged to the sliding block 431, and the other end of the connecting rod 432 is hinged to the end portion of the first guide rail 41 facing the second guide rail 42. First rail 41 and second rail 42 can be always in a connected state by connecting rod 432, so that the relative position between first rail 41 and second rail 42 can be defined. When the first rail 41 and the second rail 42 are in the separated state, the slider 431 abuts against one side wall of the first rail 41 of the slide groove 433, so that the first rail 41 can be supported by the connecting rod 432 degrees.

Referring to fig. 5, the limit driving device 5 includes wall-attached braces 51, the wall-attached braces 51 are used in pairs, and the wall-attached braces 51 include rolling positioning members 511 and supporting members 512. In this embodiment, the rolling positioning element 511 is a roller 5111, and when the operation frame 3 ascends, the roller 5111 rolls on the wall surfaces of the new building wall 11 and the original building wall 1. A support rod 5112 is arranged on the roller 5111, the roller 5111 is rotatably connected with the support rod 5112, and one end of the support member 512 away from the roller 5111 is fixed on the operation frame 3. The rolling positioning element 511 is provided with a sliding limiting element, which is a first block 532 with a dovetail-shaped cross section, and the first block is located on one side of each support rod 5112 facing the drive rail 4. A first clamping groove 533 is formed in the length direction of the driving rail 4, and the first clamping block 532 is slidably clamped in the first clamping groove 533.

Referring to fig. 5, the position limiting driving device 5 further includes a telescopic mechanism 52, the telescopic mechanism 52 includes a telescopic fixing rod 521 and a first hydraulic cylinder 522, the telescopic fixing rod 521 includes a first rod 5211 fixed to the supporting rod 5112 and a second rod 5212 fixed to the operation frame 3, and the first rod 5211 is slidably disposed on the second rod 5212. One end of the first hydraulic cylinder 522 is fixed to the first rod 5211, the other end of the first hydraulic cylinder 522 is fixed to the second rod 5212, and the piston rod of the first hydraulic cylinder 522 is extended to drive the first rod 5211 and the second rod 5212 to move in opposite directions, so that the roller 5111 can be pushed to move towards the new building wall 11. Shortening of the piston rod of the first hydraulic cylinder 522 drives relative movement of the first rod 5211 and the second rod 5212.

Referring to fig. 2 and 5, the creep drive apparatus 6 includes a first drive block 61, a second drive block 62, and a second hydraulic cylinder 63, and the first drive block 61 is fixed to the movable frame 312. Second drive block 62 and drive rail 4 sliding connection just are provided with between the two and prevent weighing down piece 64, first locking groove 621 has been seted up towards drive rail 4 one side at second drive block 62, prevent weighing down piece 64 and slide and wear to locate in first locking groove 621, second locking groove 624 has been seted up at drive rail 4, on drive rail 4 and be located second locking groove 624 bottom and be fixed with first electro-magnet 622, prevent weighing down piece 64 and be fixed with second electro-magnet 623 towards one side of drive rail 4, first electro-magnet 622 and second electro-magnet 623 magnetism are inhaled. In order to facilitate the return of the safety brake device 64, a return spring 625 is provided between the safety brake device 64 and the groove bottom of the first locking groove 621. One end of the second hydraulic cylinder 63 is fixed to the first drive block 61, and the other end of the second hydraulic cylinder 63 is fixed to the second drive block 62. The second hydraulic cylinder 63 is engaged with the first electromagnet 622 and the second electromagnet 623 to drive the drive rail 4 to ascend and the operation frame 3 to ascend.

The implementation principle of the efficient creeping formwork equipment for the variable cross-section creeping formwork construction in the embodiment of the application is as follows:

when the driving guide rail 4 ascends on the original building wall 1: the driving rail 4 is raised, and first, the first driving block 61 and the operation frame 3 are fixed; secondly, the second hydraulic cylinder 63 is driven, a piston rod of the second hydraulic cylinder 63 extends to push the second driving block 62 to descend along the driving guide rail 4, and the second driving block 62 and the driving guide rail 4 are fixed through the anti-falling piece 64; then, the piston rod of the second hydraulic cylinder 63 is shortened, and the drive rail 4 is pulled up by the second drive block 62. The operation frame 3 is lifted, and firstly, the driving guide rail 4 is fixed; secondly, the second hydraulic cylinder 63 is driven, the piston rod of the second hydraulic cylinder 63 is shortened to drive the second driving block 62 to ascend along the length direction of the driving guide rail 4, and the second driving block 62 and the driving guide rail 4 are fixed through the anti-falling piece 64; then, the piston rod of the second hydraulic cylinder 63 extends to push the first driving block 61 to ascend, and the operation frame 3 is driven to ascend by the first driving block 61.

When the driving guide rail 4 is transited from the original building wall 1 to the new building wall 11: first, the first guide rail 41 and the second guide rail 42 are driven to ascend by the method of driving the guide rail 4 to ascend on the original building wall 1, when the horizontal projection of the first guide rail 41 falls on the new building wall 11 and one third of the horizontal projection of the second guide rail 42 falls on the new building wall 11, the first hydraulic cylinder 522 is started, the piston rod of the first hydraulic cylinder 522 is extended, the rolling positioning piece 511 on the first guide rail 41 moves towards the new building wall 11, that is, the first guide rail 41 is pulled towards the new building wall 11. The first rail 41 is to be attached to the fixed block 23, and the bottom of the first rail 41 is supported by the connecting rod 432.

Then, the first guide rail 41 and the second guide rail 42 are driven to ascend by the method of driving the guide rail 4 to ascend on the original building wall 1, and when the horizontal projection of the second guide rail 42 falls on the new building wall 11, the first hydraulic cylinder 522 on the second guide rail 42 is driven, so that the second guide rail 42 can be abutted against the first guide rail 41, and both the first guide rail 41 and the second guide rail 42 can ascend along the side wall of the new building wall 11.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a variable cross section creeping formwork construction is with high-efficient creeping formwork equipment, is including setting up in former building wall (1) thickness direction's fixing base (2), handling frame (3) and drive guide rail (4), on former building wall (1) was fixed in fixing base (2), handling frame (3) set up subaerial, drive guide rail (4) are connected its characterized in that with fixing base (2) and handling frame (3): drive guide rail (4) include first guide rail (41) and second guide rail (42), be provided with between first guide rail (41) and second guide rail (42) and connect separating mechanism (43), first guide rail (41) and second guide rail (42) all with fixing base (2) sliding connection, be provided with between first guide rail (41) and handling frame (3) and be used for driving first guide rail (41) along former building wall (1) thickness direction motion drive spacing drive arrangement (5).

2. The efficient creeping formwork device for the construction of the creeping formwork with the variable cross-section according to claim 1 is characterized in that: the limiting driving device (5) comprises an attached wall support (51) and a telescopic mechanism (52), one end of the attached wall support (51) is fixed on the operation frame (3), and the other end of the attached wall support (51) is in rolling connection with the side wall of the original building wall body (1);

a sliding limiting part is arranged between the wall-attached support (51) and the first guide rail (41) and the second guide rail (42);

the wall-attached support (51) comprises a rolling positioning piece (511) and a support piece (512), the rolling positioning piece (511) is in rolling connection with the original building wall body (1), the sliding limiting piece is positioned between the rolling positioning piece (511) and the driving guide rail (4), the end part of the support piece (512) is fixed on the operation frame (3), and the telescopic mechanism (52) is arranged between the rolling positioning piece (511) and the support piece (512).

3. The efficient creeping formwork device for the construction of the creeping formwork with the variable cross-section according to claim 2, wherein: the wall-attached support (51) is used in pairs, the sliding limiting part is a first clamping block (532), the first clamping block (532) is fixed on one side, facing the driving guide rail (4), of the rolling positioning part (511), a first clamping groove (533) is formed in the length direction of the driving guide rail (4), and the first clamping block (532) is slidably clamped in the first clamping groove (533).

4. The efficient creeping formwork device for the construction of the creeping formwork with the variable cross-section according to claim 2, wherein: telescopic machanism (52) are including flexible dead lever (521) and first pneumatic cylinder (522), flexible dead lever (521) are including first pole (5211) and second pole (5212), first pole (5211) are fixed in the one end that former building wall (1) was kept away from in roll setting element (511), second pole (5212) are fixed in support piece (512) towards the one end of former building wall (1), first pole (5211) slide and wear to locate on second pole (5212), the one end of first pneumatic cylinder (522) is fixed in on first pole (5211), the other end of first pneumatic cylinder (522) is fixed in on second pole (5212).

5. The efficient creeping formwork device for the construction of the creeping formwork with the variable cross-section according to claim 1 is characterized in that: the fixing seat (2) comprises a wall penetrating bolt (21), a limiting plate (22) and a fixing block (23), the wall penetrating bolt (21) penetrates through the thickness direction of the original building wall body (1) and the thickness direction of the new building wall body (11), the limiting plate (22) is fixed on the original building wall body (1) and the new building wall body (11) through the wall penetrating bolt (21), a second clamping block (221) is fixed on the limiting plate (22), a second clamping groove (231) is formed in the fixing block (23), and the second clamping block (221) is clamped in the second clamping groove (231) of the fixing block (23);

a first supporting block (232) is rotatably arranged at the top of the fixed block (23), and a first resetting piece (233) is arranged between one surface, close to the original building wall body (1), of the first supporting block (232) and the fixed block (23);

the top of one side, facing the new building wall (11), of the first guide rail (41) is provided with a second supporting block (411), one side, facing the new building wall (11), of the second guide rail (42) is provided with a third supporting block (421), the distance between the third supporting block (421) and the first guide rail (41) is 0.3-0.4 times of the length of the second guide rail (42), and the second supporting block (411) and the third supporting block (421) are correspondingly hung on the first supporting blocks (232) of the new building wall (11) and the original building wall (1) in a one-to-one mode.

6. The efficient creeping formwork device for the construction of the creeping formwork with the variable cross-section according to claim 5, wherein: fixed block (23) are improved level and are fixed to wear to be equipped with locating pin (234), one side that operation frame (3) are close to former building wall (1) is provided with support frame (31) in pairs, but support frame (31) telescopic setting, every the end fixing that operation frame (3) were kept away from in support frame (31) has location hook (32), location hook (32) are hung and are located on locating pin (234).

7. The efficient creeping formwork device for the construction of the creeping formwork with the variable cross-section according to claim 6, wherein: still be provided with between drive rail (4) and handling frame (3) and crawl drive arrangement (6), crawl drive arrangement (6) including first drive block (61), second drive block (62) and second pneumatic cylinder (63), first drive block (61) are fixed in on support frame (31), second drive block (62) and drive rail (4) sliding connection, the one end of second pneumatic cylinder (63) is fixed in on first drive block (61), the other end of second pneumatic cylinder (63) is fixed in on second drive block (62), be provided with between second drive block (62) and drive rail (4) and prevent weighing down piece (64).

8. The efficient creeping formwork device for the construction of the creeping formwork with the variable cross-section according to claim 1 is characterized in that: connect separating mechanism (43) including slider (431) and connecting rod (432), spout (433) have been seted up towards one side of former building wall (1) in second guide rail (42), slider (431) slip card is located in spout (433), the one end of connecting rod (432) is articulated towards the end of second guide rail (42) with first guide rail (41), the other end and the slider (431) of connecting rod (432) are articulated.