CN113882666B - Stair aluminum mold subsection capable of adjusting step length and adjusting assembly thereof - Google Patents

Abstract

The invention belongs to the technical field of building construction, and discloses a stair aluminum mould subsection capable of adjusting the length of a stair and an adjusting assembly thereof, which can change the length of the stair. The stair aluminum mold comprises a stair bottom template, a C groove plate, a stair side template, a step plate, dog teeth, a stair vertical support group and an adjusting assembly, wherein one end of the step plate is connected with the dog teeth through the adjusting assembly, and the other end of the step plate is connected with the stair side template; the adjusting assembly comprises an adjusting block and an embedding block, a high table top and a low table top are arranged on a connecting surface A of the adjusting block, a positioning unthreaded hole vertically penetrating to a connecting surface B is arranged at the center of a diagonal line connecting the surface A, locking screw holes vertically penetrating to the connecting surface B are respectively arranged on two symmetrical sides of the positioning unthreaded hole and on the corresponding diagonal lines, and the positioning unthreaded hole and the two locking screw holes are both arranged on the low table top; the embedded block and the adjusting block are movably arranged, the embedded block is provided with a positioning auxiliary hole corresponding to the positioning unthreaded hole, the embedded block is provided with a locking auxiliary hole corresponding to the two locking screw holes, and the height of the embedded block is equal to the height difference of the high-low table board.

Description

Stair aluminum mold subsection capable of adjusting step length and adjusting assembly thereof

The application is a divisional application of an invention patent application named as 'a building aluminum template system', and the application numbers of the original applications are as follows: 202011051170.4, filing date 2020.09.29.

Technical Field

The invention belongs to the technical field of building construction, and particularly relates to a stair aluminum mold subsection capable of adjusting the length of a stair step and an adjusting assembly thereof.

Background

An aluminum template is a new-generation novel template supporting system appearing after a bamboo template and a steel template, and is a complete universal accessory used in a matched manner and composed of an aluminum panel, a support and a connecting piece, and can be combined and assembled into an integral die carrier with different sizes and complex external dimensions. The application of the aluminum template system in the building industry improves the overall construction efficiency of the building industry.

However, existing aluminum alloy form systems suffer from several drawbacks: 1. the width specification of the wall surface template is single, and the wall surface template is difficult to match with the wall surface width of non-standard multiples; 2. the length specification of the stair tread is single, and a plurality of sets of tread need to be prepared for steps with different length requirements; 3. the split bolts are generally adopted between the inner wall plate group and the outer wall plate group, on one hand, the screwing force of the nuts is enough, otherwise, the structural stability of the inner wall plate group and the outer wall plate group cannot be effectively ensured, and on the other hand, because the direction of the split acting force is the same as the inlet and outlet direction of the nuts, the nuts are easy to loosen due to the extrusion of the poured concrete to the inner wall plate group and the outer wall plate group; 4. the general aluminum alloy template K plate is reinforced by adopting K plate bolts and transverse back edges, and the K plate is easy to expand or translocate during the pouring process or after being dismantled to be used as an outer wall plate group, so that the vertical degree of the upper layer and the lower layer of the building outer wall can not meet the requirement.

Disclosure of Invention

The invention aims to provide a stair aluminum mould subsection capable of adjusting the length of a stair step and an adjusting assembly thereof, which can change the length of the stair step.

In order to achieve the purpose, the invention adopts the technical scheme that:

an adjusting assembly for stair aluminum mold subsections comprises an adjusting block and an embedding block, wherein six faces of the adjusting block are respectively a connecting face A, a connecting face B and a side face A, a side face B, a side face C and a side face D which are respectively and vertically connected with the connecting face A and the connecting face B, a high table top and a low table top are arranged on the connecting face A, a positioning unthreaded hole which vertically penetrates to the connecting face B is arranged at the center of a diagonal line of the connecting face A, locking screw holes which vertically penetrate to the connecting face B are respectively arranged on two symmetrical sides of the positioning unthreaded hole and on the diagonal line correspondingly positioned on the connecting face A, and the positioning unthreaded hole and the two locking screw holes are both arranged on the low table top; the embedded block and the adjusting block are movably arranged, a positioning auxiliary hole is formed in the position, corresponding to the positioning unthreaded hole, of the embedded block, locking auxiliary holes are formed in the positions, corresponding to the two locking screw holes, of the embedded block respectively, and the height of the embedded block is equal to the height difference between the high table top and the low table top.

Preferably, the critical surfaces of the high table top and the low table top are formed by two critical planes respectively along the diagonal line of the connection surface a and a critical curved surface which is located between the two critical planes and is bent and protruded towards the high table top relative to the diagonal line, and one side surface of the embedded block is fitted on the critical curved surface.

Preferably, the critical curved surface is a tooth surface.

Preferably, the surface area of the high mesa is less than the surface area of the low mesa.

Preferably, the embedded block comprises an embedded main body and a pulling plate, wherein the embedded main body takes a connecting A surface diagonal as a symmetry axis, one side surface of the embedded main body is matched and attached to the critical curved surface, the pulling plate is integrally connected with the embedded main body, positioning auxiliary holes are formed in the embedded main body at positions corresponding to the positioning unthreaded holes, locking auxiliary holes are respectively formed in the embedded main body at positions corresponding to the two locking screw holes, and the height of the embedded main body is equal to the height difference between the high table top and the low table top; and a matching groove is formed in the position, corresponding to the pulling plate, of the high table top connected with the surface A, and the pulling plate is inserted into the matching groove in a matching mode.

Preferably, the insert body is of olive-type construction.

Preferably, the matching groove and the pulling plate are both L-shaped in cross section.

The invention also provides a stair aluminum mold subsection capable of adjusting the length of the stair steps, which comprises a stair bottom template, a C groove plate, a stair side template, a step plate, dog teeth, a stair vertical support group and the adjusting assembly, wherein the bottom end of the stair vertical support group is arranged in a propping manner, the top end of the stair vertical support group is connected with the stair bottom template, one end of the stair bottom template is connected with the C groove plate, the other end of the stair bottom template is connected with the stair side template, a space is reserved between the dog teeth and the stair bottom template, one end of the step plate is connected with the dog teeth through the adjusting assembly, and the other end of the step plate is connected with the stair side template; the dog teeth and the step plate are provided with mounting holes at positions corresponding to the two locking screw holes respectively, the dog teeth are provided with positioning columns at positions corresponding to the positioning unthreaded holes, and the step plate is provided with positioning holes at positions corresponding to the positioning unthreaded holes respectively.

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

1. the wall aluminum mold comprises an outer wall plate group and an inner wall plate group, wherein the outer wall plate group and the inner wall plate group are formed by splicing a plurality of wall wide plates and a plurality of wall adjusting plates side by side, the arrangement mode of the wall wide plates and the wall adjusting plates is designed according to the wall width during actual installation, and when the wall width after deducting the external corner template or the internal corner template is not integral multiple of a single wall wide plate and a single wall adjusting plate, the number of the wall adjusting plates is properly increased at the positions close to the wall corners, so that the aluminum mold installation of the outer wall and the inner wall is completed, the wall width is matched, and the applicability is good.

2. The wall surface reinforcing system comprises a wall surface back-ridge system, wherein the wall surface back-ridge system is used for reinforcing and fixing the distance between an outer wall plate group and an inner wall plate group, the distance between an outer corner template and an inner corner template and ensuring the flatness of a wall surface; on the other hand, the action direction of the pulling force on the pulling piece group is not in the same direction with the action direction of the pin, the pin piece locking pulling piece and the locking bolt locking connecting pipe, so that the structural stability of the connecting part can be greatly enhanced, the pin piece has less damage to the pin, and the service life and the stable reliability of the position of the inner wall panel group are favorably prolonged; in addition, the double locking function of the pin sheet and the locking bolt is arranged between the pulling sheet group and the transverse back arris group, even if one party fails, the other party still plays a role, the stability and the reliability of the distance and the flatness of the inner wall panel group and the outer wall panel group are effectively ensured, the transverse back arris group is embedded into the first H plate through the connecting pipe, the horizontal translocation and the front and back translocation of the transverse back arris group can be avoided, the supporting strength of a wall surface inclined supporting system is enhanced, the accurate positioning of the outer wall panel group and the inner wall panel group is further ensured through the locking bolt penetrating through the wall surface wide plates on the two sides of the first H plate and the positioning pin hole on the wall surface adjusting plate, the later-stage verticality and levelness correction work is reduced, and the construction efficiency and the construction quality are improved.

3. The transverse back ridge group comprises transverse back ridges, a serial back ridge and an adjusting back ridge, wherein the serial back ridge is used for connecting two adjacent transverse back ridges at the same height in series, the adjusting back ridge is used for properly adjusting the length of the whole transverse back ridge group according to the width of a wall surface, the serial back ridge and the transverse back ridge are simply and stably spliced through inserting and pulling an oval plugboard, and the adjusting back ridge and the transverse back ridge are simply, quickly adjusted and locked through a plugboard of an adjusting rod.

4. The K plate is divided into a large K plate and an adjusting K plate, when the width of a wall surface is not integral multiple of the width of a single large K plate, the number of the adjusting K plates is properly increased at a position close to a corner, the applicability is good, the K plate back-ridge system comprises a plurality of E-shaped reinforcing plates, a K plate back-ridge body and a U-shaped fixing seat, the U-shaped fixing seat is arranged on the K plate, the connecting seat of the K plate back-ridge body is embedded into the U-shaped fixing seat and fixed, the middle part of each E-shaped reinforcing plate is buckled on the K plate back-ridge body, the lower end of each E-shaped reinforcing plate is detachably fixed with a wall surface wide plate below the K plate, the upper end of each E-shaped reinforcing plate is detachably fixed with a wall surface wide plate above the K plate, therefore, the adjacent K plates are combined into a defense system for resisting outward extrusion of concrete together through the K plate back-ridge body, meanwhile, the E-shaped reinforcing plates are combined in the transverse direction and the vertical direction to jointly enhance the stability degree of the K plate, and the wall surface formed by the K plate is favorably ensured to be flat and the up to the standards of the vertical degree of the upper layer and the upper layer, And the dislocation is avoided.

5. The stair aluminum mold comprises a stair bottom template, a C groove plate, a stair side template, a step plate, an adjusting assembly, dog teeth and a stair vertical support group, wherein one end of the step plate is connected with the dog teeth through the adjusting assembly, the other end of the step plate is connected with the stair side template, the adjusting assembly comprises an adjusting block and an embedding block, the end face of the adjusting block, which is connected with the step plate, is provided with a high-low table top, and the high table top or the low table top is selected to be connected with the step plate so as to change the length of a stair; and the locking screw holes of the adjusting block and the embedding block are arranged on the diagonal line of the connecting surface A of the adjusting block, so that the locking position cannot be influenced after the adjusting block is rotated. The setting of reference column is location and adjustment when convenient the equipment, reduces the operation degree of difficulty.

Drawings

FIG. 1 is a partial structural view of an aluminum wall form according to the present invention.

Fig. 2 is a schematic view of an installation state of the outer wall plate group and the inner wall plate group.

Fig. 3 is a partially enlarged view of a shown in fig. 2.

Fig. 4 is a schematic structural view of the transverse back rib assembly of the present invention.

Fig. 5 is a partially enlarged view B shown in fig. 4.

Fig. 6 is a cross-sectional view of the junction between the transverse back rib and the serial back rib of the present invention.

FIG. 7 is a side view of a wall section of the aluminum form of the present invention.

Fig. 8 is a partial enlarged view of C shown in fig. 7.

Fig. 9 is a schematic view of the installation structure of the K-plate back arris body and the K-plate of the invention.

Fig. 10 is a schematic view of the installation structure of the external corner formwork and the internal corner formwork of the present invention.

FIG. 11 is a schematic view of the sectional structure of the aluminum mold for doors and windows according to the present invention.

Fig. 12 is a schematic view of the structure of the end plate or the bottom template of the beam according to the present invention.

FIG. 13 is a schematic view of the aluminum mold section of the beam of the present invention.

FIG. 14 is a plan view showing the installation state of the aluminum mold sections of the floor slab of the present invention.

Fig. 15 is a schematic view of a mounting structure of the floor slab vertical support group and the keel.

FIG. 16 is a schematic view of a partial structure of a main body joint of the stand set of the present invention.

Fig. 17 is a schematic view of the installation state of the aluminum mold sections of the stair (the step plate and the stair side mold plate are omitted).

Fig. 18 is a schematic view of the dog teeth structure of the present invention.

FIG. 19 is a schematic view of the adjustment assembly of the present invention in an assembled state of the high deck and the tread plate.

FIG. 20 is a schematic view of the adjustment assembly of the present invention in an assembled state of the lower deck and the tread plate.

FIG. 21 is a cross-sectional view of the set block taken along P-P as shown in FIG. 20.

FIG. 22 is a top view of an insert of the present invention.

Fig. 23 is a cross-sectional view of the insert taken along the line Q-Q shown in fig. 22.

The labels in the figure are: 101. a wall surface wide plate; 102. a wall surface adjusting plate; 103. an external corner template; 104. a reentrant corner template; 105. a K plate; 107. a wall surface diagonal bracing system;

1020. a first H plate; 1010. transverse ribs; 1061. a transverse back ridge group; 1062. pulling the sheet group oppositely; 10610. a connecting pipe; 10611. a transverse back arris body; 10612. the back arris bodies are connected in series; 10613. an elliptic plug board; 10614. tightly pushing the screw; 10615. adjusting the back arris body; 10616. an adjustment groove; 10617. a rack; 10618. adjusting a rod; 10619. a diagonal drawing seat;

1081. k plate back arris body; 1082. a U-shaped fixed seat; 1083. e-shaped reinforcing plates; 10831. an upper transverse plate; 10832. a middle horizontal plate; 10833. a lower transverse plate; 1084. a K plate tandem; 10810. a connecting seat; 1085. a pull tab assembly;

200. dividing the door and window aluminum mold; 201. an L-shaped gusset; 202. an end plate; 203. a door and window vertical support group; 300. dividing the beam aluminum mold; 301. a beam bottom template; 302. a beam-side template; 303. a beam vertical support group; 304. an L-shaped connecting plate; 400. dividing the floor slab aluminum mould; 401. a floor formwork; 402. a keel; 403. a floor slab vertical support group; 404. c, plate;

10. a first stay bar; 12. a screw head; 13. adjusting the vertical groove; 20. a second stay bar; 22. an adjustment hole; 30. a limiting member; 40. an adjusting sleeve;

500. dividing the stair aluminum mold; 501. a ladder bottom template; 503. a stair vertical support group; 504. c, a groove plate; 505. dog teeth; 507. an adjusting block; 508. embedding a block;

5051. dog teeth C groove; 5052. a dog tooth monomer; 5053. a bonding plate; 5054. a positioning column;

5071. positioning the unthreaded hole; 5072. locking the screw hole; 5073. a mating groove; 5081. positioning the auxiliary hole; 5082. locking the auxiliary hole; 5083. an embedded body; 5084. and (5) pulling the plate.

Detailed Description

In order to make the aforementioned and other features and advantages of the invention more comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1-23, the present embodiment provides a building aluminum form system, which includes a wall aluminum form subsection, a door and window aluminum form subsection 200, a beam aluminum form subsection 300, a stair aluminum form subsection 500, and a floor aluminum form subsection 400.

In this embodiment, the wall aluminum mold sections include an outer wall plate group, an inner wall plate group, a K plate 105, an outer corner mold plate 103, an inner corner mold plate 104 and a wall reinforcing system, the wall of this embodiment includes an indoor wall and an outdoor wall, and the outer wall plate group and the inner wall plate group are respectively used for forming two walls of the same wall. The outer wall plate group and the inner wall plate group are formed by splicing a plurality of wall surface wide plates 101 and a plurality of wall surface adjusting plates 102 side by side, the arrangement mode of the wall surface wide plates 101 and the wall surface adjusting plates 102 is designed according to the wall surface width during actual installation, preferably, the wall surface wide plates 101 and the wall surface adjusting plates 102 are arranged at intervals, namely, one wall surface wide plate 101 is connected with one wall surface adjusting plate 102 and then connected with one wall surface wide plate 101, and then when the wall surface width after an external corner template 103 or an internal corner template 104 is deducted is not integral multiple of the single wall surface wide plate 101 and the single wall surface adjusting plate 102, the number of the wall surface adjusting plates 102 is properly increased at the position close to a wall corner, so that the aluminum mold installation of the outer wall surface and the inner wall surface is completed. The wall surface width plate 101 is just one specification size, and the wall surface adjusting plate 102 can be just one specification size, and can also be added with a plurality of slightly narrow wall surface adjusting plates 102, so that the wall surface width can be matched conveniently and accurately.

And between wall wide board 101 and the wall regulating board 102, between wall regulating board 102 and the wall regulating board 102 and between wall wide board 101 and the wall wide board 101 all adopt the connected mode of pin and round pin piece to carry out quick detach quick-mounting: each wall wide plate 101, wall adjusting plate 102 and K plate 105 comprises a wall flat plate and wall surrounding plates which are integrally formed on the periphery of the wall flat plate and are far away from the pouring cavity and vertically protrude, the wall surrounding plates are equal in width and are respectively provided with a plurality of positioning pin holes which are matched and fixed with pins at intervals, the pins are inserted into the positioning pin holes horizontally corresponding to adjacent plates, and then pin pieces are inserted into the insertion holes at the tail ends of the pins to be in tight fixed matching with the pins.

For reinforcing wall wide plate 101 and wall regulating plate 102's bulk strength, be provided with horizontal muscle 1010 and perpendicular muscle in the wall wide plate 101 of this embodiment and the wall regulating plate 102 respectively, horizontal muscle 1010 horizontal connection is on two wall bounding walls of vertical arrangement, erects the vertical connection of muscle on two wall bounding walls of horizontal arrangement.

Wall reinforcement system divide into wall back of the body stupefied system, K board back of the body stupefied system and wall bracing system 107, wherein, wall back of the body stupefied system is used for strengthening fixed outer wallboard group and interior wallboard group between interval, the interval between external corner template 103 and the reentrant corner template 104 and guarantees the wall flatness, K board back of the body stupefied system is used for strengthening the roughness of fixed K board 105 and outer wallboard group, wall bracing system 107 is used for strengthening the fixed compressive strength to outer wallboard group, interior wallboard group, external corner template 103 and reentrant corner template 104's resistance concrete.

The stupefied system in wall back of the body of this embodiment includes stupefied group 1061 in horizontal back and to drawing pulling-on piece group 1062, stupefied group 1061 in horizontal back includes a plurality of stupefied bodies 10611 in horizontal back and concatenates stupefied body 10612 in the back, and each stupefied body 10611 in horizontal back includes respectively and connects the connecting pipe 10610 of stupefied pipe in horizontal back and the stupefied pipe in horizontal back down, stupefied pipe in horizontal back and the stupefied pipe orthographic projection coincidence of the stupefied pipe in horizontal plane in horizontal back, stupefied pipe in horizontal back is the same with stupefied pipe structure in horizontal back down, is the I shape structure. The inner end of the connecting pipe 10610 protrudes inwards relative to the transverse back-ridge pipe, the protruding end is of a solid structure, and a connecting pipe threaded hole is horizontally formed in the protruding end of the connecting pipe 10610 in a penetrating mode.

The upper end and the lower end of the wall adjusting plate 102 of the outer wall plate group and the upper end and the lower end of the wall adjusting plate 102 of the inner wall plate group are respectively integrally formed or fixedly welded with a first H plate 1020, the first H plate 1020 is provided with an inner side groove body close to the wall panel and an outer side groove body far away from the wall panel, a strip groove matched with the pulling piece is transversely arranged on the wall adjusting plate 102 on the two transverse sides of each first H plate 1020 in a staggered mode, first pin holes correspondingly matched with the pulling piece holes on the pulling piece are respectively arranged at the two inner sides of the first H plate 1020 close to the wall panel, first screw holes are transversely and correspondingly arranged at the two outer sides of the first H plate 1020, the protruding end of the connecting pipe 10610 is embedded into the outer side groove body of the first H plate 1020 and penetrates through locking bolts to be arranged in the two first screw holes, the connecting pipe screw holes and the positioning pin holes on the wall wide plate 101 and the wall adjusting plate 102 on the two sides and is locked by nuts during actual installation And tightening to complete the installation of the transverse back corrugation 10611 with the outer and inner wall panel sets.

The opposite pulling sheet group 1062 is correspondingly arranged at the position of the wall adjusting plate 102 and comprises pulling sheets and sleeves sleeved outside the pulling sheets, the pulling sheets penetrate through the strip grooves of the outer wall plate group and the strip grooves of the inner wall plate group and respectively protrude outwards, second pin holes are formed in positions, corresponding to the first pin holes, of two ends of each pulling sheet, the pulling sheets penetrate through the strip grooves on one side and then are sleeved into the sleeves during actual installation, then penetrate through the strip grooves on the other side, then pins are inserted into the first pin holes and the second pin holes on the same side, then the pins are inserted into the insertion holes at the tail ends of the pins, and then the pins are tensioned and fixedly matched, so that the installation of the opposite pulling sheet group 1062, the outer wall plate group and the inner wall plate group is completed.

The tandem connection back arris 10612 is correspondingly arranged at the position of the wall surface wide plate 101 and is used for tandem connection of two adjacent transverse back arris 10611 at the same height. The tandem connection back arris body 10612 is a square tube structure and is sleeved on two adjacent transverse back arris bodies 10611 at the same height. The upper end of the back arris 10612 connected in series is provided with a plurality of first oval insertion holes at intervals along the length direction, two ends of each transverse back arris pipe and two ends of each transverse lower back arris pipe are respectively provided with a second oval insertion hole, and the installation of the back arris 10612 connected in series and the transverse back arris 10611 is completed by inserting the oval insertion plates 10613 into the first oval insertion holes and the two second oval insertion holes from top to bottom during installation. In addition, in order to enhance the structural stability between the serial connection back corrugation 10612 and the transverse back corrugation 10611, convex parts matched with the concave parts of the transverse back corrugation and the concave parts of the transverse back corrugation are respectively convexly arranged in the upper and lower tube walls of the serial connection back corrugation 10612.

In addition, in order to enhance the reinforcing effect of the tandem connection back ridge 10612 on the wall surface wide plate 101, a second screw hole is formed in the middle of the tandem connection back ridge 10612 of the embodiment, a tightening screw 10614 is matched with the second screw hole in an internal thread manner, and a second pressing plate is connected to one end, close to the wall surface wide plate 101, of the tightening screw 10614.

In this embodiment, K board 105 bottom is through pin and round pin piece fixed mounting at the outer wall panel group top, the K board divide into big K board and regulation K board, and the length of each big K board is the sum of the length of monolithic wide board 101 of wall and monolithic wall regulating plate 102, big K board is with regard to a specification and dimension, and adjust the K board can be with regard to a specification and dimension, also can add several slightly narrow regulation K boards, convenient more accurate matching wall width. When the width of the wall surface is not integral multiple of the width of the single large K plate, the number of the K plates is adjusted by properly increasing the positions close to the corners of the wall. The back of big K board and the back of adjusting the K board are connected with the K board bolt respectively, fix K board 105 in floor concrete through the K board bolt, as the bed frame that upper outer wall panel group built to the wall is on same vertical plane about guaranteeing. In addition, in order to enhance the strength of the K plate 105, a reinforcement is provided in the K plate 105.

Stupefied system of K board back of body includes stupefied group in a plurality of E type gusset plate 1083 and a plurality of K board back of body, stupefied group in the back of the body of K board 1081 and U type fixing base 1082 of including the stupefied body in the back of the body, respectively integrated into one piece or the welding has 1 at least U type fixing base 1082 on each big K board and the regulation K board respectively, the symmetry is provided with two fourth screws on the U type fixing base 1082. The stupefied body 1081 of K board back of the body includes respectively on the K board stupefied pipe on the back of the body, the K board down the stupefied pipe of the back of the body and connect the K board on the back of the body stupefied pipe and the K board down the connecting seat 10810 of the stupefied pipe of the back of the body, the stupefied pipe of the back of the body coincidence on the horizontal plane under the stupefied pipe on the K board and the K board, the stupefied pipe structure of the back of the body is the same under the stupefied pipe on the back of the body and the K board on the K board, is I shape structure. The stupefied pipe of relative K board back of body in inner of connecting seat 10810 is inwards projected and this protrusion end is solid construction, the connecting seat screw hole is worn to be equipped with by the protrusion end level of connecting seat 10810, and in the time of actual installation the protrusion end embedding U type fixing base 1082 of connecting seat 10810 and wear to locate two fourth screw holes and connecting seat screw hole and lock with the nut through locking bolt to accomplish the installation of the stupefied body 1081 of K board back of body and K board 105. Similarly, the K-plate back ridges 1081 adjacent to each other at the same height are also connected to each other by the K-plate connecting body 1084, and the connection structure between the K-plate connecting body 1084 and the K-plate back ridge 1081 is the same as the connection structure between the serial connection back ridge 10612 and the transverse back ridge 10611.

The E-shaped reinforcing plate 1083 comprises a vertical plate, an upper transverse plate 10831, a middle transverse plate 10832 and a lower transverse plate 10833, wherein the upper transverse plate 10831, the middle transverse plate 10832 and the lower transverse plate 10833 are horizontally connected to the upper middle end and the lower end of the vertical plate, the middle transverse plate 10832 is horizontally arranged on the top end of a K plate back ridge 1081 in a pressing mode, a buckle plate attached to the inner side face of the K plate back ridge 1081 is connected to the tail end of the middle transverse plate 10832 in a pressing mode, the lower transverse plate 10833 is detachably fixed to a transverse rib 1010 in a wall face wide plate 101 below the K plate 105, the upper transverse plate 10831 is detachably fixed to a transverse rib 1010 in the wall face wide plate 101 above the K plate 105, and the wall face wide plate 101 or a wall face adjusting plate 102 above the K plate 105 is composed of an outer wall plate group of an upper layer. Specifically, the method comprises the following steps: the upper transverse plate 10831 and the lower transverse plate 10833 are respectively provided with a third pin hole, a fourth pin hole is arranged at a position, corresponding to the third pin hole, of the transverse rib 1010 in the wall wide plate 101, the middle transverse plate 10832 and the buckle plate are buckled on the back ridge 1081 of the K plate during installation, then pins are inserted into the third pin hole in the lower transverse plate 10833 and the fourth pin hole in the transverse rib 1010, then a pin sheet is inserted into the insertion hole at the tail end of the pin, and the pin sheet is tensioned and fixedly matched, so that the installation of the E-shaped reinforcing plate 1083 is completed, and the upper transverse plate 10831 is matched and fixed with the corresponding transverse rib 1010 after the installation of the outer wall plate group at the upper layer. Reinforcing bars are connected between the upper transverse plate 10831 and the lower transverse plate 10833 and the middle transverse plate 10832 respectively to enhance the strength of the E-shaped reinforcing plate 1083.

In this embodiment, the external corner formwork 103 includes an L-shaped external panel and external corner coamings respectively connected to the periphery of the L-shaped external panel and protruding vertically away from the casting cavity, the internal corner formwork 104 comprises an L-shaped internal corner panel and internal corner coamings which are respectively connected around the L-shaped internal corner panel and are arranged in a manner of protruding perpendicularly away from the pouring cavity, each external corner coamings, each internal corner coamings and each wall coamings are equal in width and are respectively provided with a plurality of positioning pin holes which are matched and fixed with pins at intervals, the pins are inserted into the insertion holes of the tail ends of the pins for the positioning pin holes on the adjacent external corner coamings and the adjacent wall coamings and are tightly fixed and matched to complete the installation of the external corner formwork 103 and the external wall panel assembly, and the pins are inserted into the insertion holes of the tail ends of the pins for the positioning pin holes on the adjacent internal corner coamings and the adjacent wall coamings and are tightly fixed and matched to complete the installation of the internal corner formwork 104 and the internal wall panel assembly.

Meanwhile, the L-shaped male panel is composed of two male panels in an L-shaped structure, the L-shaped female panel is composed of two female panels in an L-shaped structure, the male panels and the female panels corresponding to the inside and the outside are connected through the pull piece assembly 1085, the positions of the male panels and the female panels corresponding to the pull piece assembly 1085 are respectively provided with a reinforcing longitudinal rib, the reinforcing longitudinal ribs are provided with positioning pin holes matched with the pull piece assembly 1085, when the installation is carried out, pins are inserted into the positioning pin holes on the pull piece assembly 1085 and the reinforcing longitudinal ribs, then the pins are inserted into the insertion holes at the tail ends of the pins and are tensioned and fixedly matched to complete the installation of the pull piece assembly 1085 and the male corner template 103 and the female corner template 104, the male corner template 103 and the female corner template 104 are oppositely pulled in advance through the pull piece assembly 1085, the pull piece assembly 1085 is connected with a back ridge after the back ridge is installed in place, and the position correction of the male corner template 103 and the female corner template 104 is reduced, the construction efficiency is improved.

The transverse back ridge group 1061 further comprises an adjusting back ridge body 10615, the adjusting back ridge body 10615 is arranged in one end of the transverse back ridge body 10611 closest to the corner in a penetrating manner, one end of the transverse back ridge body 10611 closest to the corner is provided with an adjusting groove 10616 penetrating through from front to back, and a rack 10617 is arranged on the transverse back ridge body 10611 on one side of the adjusting groove 10616 along the extending direction of the adjusting groove 10616. The adjustment groove 10616 and the rack 10617 may be provided at one end of each lateral back ridge 10611 for ease of assembly. The insertion end of the adjusting back arris body 10615 is provided with a round hole, an adjusting rod 10618 penetrates through the round hole and the adjusting groove 10616, the top end of the adjusting rod 10618 is connected with a gear meshed with the rack 10617, and the bottom end of the adjusting rod 10618 penetrates through the rear end of the transverse back arris body 10611 and is locked by a nut. When the length is adjusted, the adjusting rod 10618 is pulled forward to separate the gear from the rack 10617, and the adjusting rod 10618 leaves the circular hole, so that the adjusting back arris body 10615 can be changed in a telescopic way in the transverse back arris body 10611; when the length is adjusted to the right position, the adjusting rod 10618 is inserted and the gear is engaged with the rack 10617, and the back arris 10615 can be tightly adjusted by the limiting action of the gear and the rack 10617. Preferably, the racks 10617 are embedded into the back ridge 10611 so that the back ridge 10611 has a flat surface.

The other end of the adjusting back arris 10615 at the corner of the external corner template 103 is fixedly provided with a diagonal pulling seat 10619, the two diagonal pulling seats 10619 are connected together through a threaded pull rod, the threaded pull rod is 45 degrees with the external panel, one adjusting back arris 10615 at the corner of the internal corner template 104 extends to abut against the internal panel, so that the transverse back arris 1061 at the two sides of the external corner are assembled together through the diagonal pulling seat 10619, the structural stability of the external wall plate set and the external corner template 103 is enhanced, and the adjusting back arris 10615 abutting against the internal panel are utilized to generate limiting and pressure-resisting effects on the two sides of the corner of the internal corner template 104.

In this embodiment, wall bracing system 107 includes outer wall bracing group and interior wall bracing group, and outer wall bracing group is the same with interior wall bracing group structure, includes bracing body, floor seat, connecting rod respectively and adorns the stupefied seat of the back of the body on stupefied body 10611 of horizontal back of the body about and adorns the horizontal muscle 1010 seat on the wall broad slab 101 horizontal muscle 1010 of stupefied seat below of the back of the body admittedly, the bottom of bracing body articulates on floor seat, and the top of bracing body articulates on stupefied seat of the back of the body, and it has the connecting rod to articulate between bracing body upper portion and the horizontal muscle 1010 seat, the bracing body is conventional scalable structure, no longer gives unnecessary description here.

In this embodiment, the door and window aluminum mold sub-assembly 200 includes an L-shaped corner plate 201, an end plate 202 and a door and window vertical support set 203, the L-shaped corner plate 201 is installed at a corner of a door and window and is connected with an exterior wall panel set and an interior wall panel set through a pin and a pin piece, and the end plate 202 is installed at a boundary of the door and window and is connected with the exterior wall panel set, the interior wall panel set and the L-shaped corner plate 201 through a pin and a pin piece. Due to the basic standard design of the thickness and height of the door and window, the length specification and size of the end plate 202 are limited, and the assembly can be completed by selecting the appropriate specification and length according to the design drawing during actual installation.

In order to enhance the structural stability of the aluminum mould of the door and window opening, the upper end of the door and window vertical support group 203 is fixedly arranged between the adjacent end plates 202 above, and the lower end of the door and window vertical support group 203 is fixedly arranged between the adjacent end plates 202 below or directly arranged in a supporting manner. The door and window vertical support group 203 and the floor vertical support group 403 have the same main body structure, and the floor vertical support group 403 is described in detail below, so that the support height can be roughly adjusted and finely adjusted to realize the levelness and verticality of the door and window.

In this embodiment, the aluminum mold beam sub-assembly 300 includes a bottom mold plate 301, side mold plates 302 and a vertical support set 303, and a proper number of bottom mold plates 301 are selected according to the length of the beam to form the bottom surface of the beam, although the length scales of the bottom mold plates 301 and the side mold plates 302 may be set to a standard length and several compensation lengths to better match the length of the beam. The bottom ends of the beam vertical support groups 303 are arranged against the ground, the top ends of the beam vertical support groups are fixed between two adjacent beam bottom templates 301, and the beam bottom templates 301 close to the wall are further connected with the inner wall plate group and the outer wall plate group through L-shaped connecting plates 304. The beam vertical support group 303 and the floor vertical support group 403 have the same main body structure, and the floor vertical support group 403 is described in detail below, so that the support height can be roughly adjusted and finely adjusted to realize the levelness and the verticality of the beam.

The end plate 202 and the beam bottom formwork 301 of this embodiment have similar structures and are both a flat plate and a surrounding plate which form a wall surface of a pouring cavity, two ends of the flat plate in the width direction are horizontally protruded relative to the surrounding plates on two sides of the width direction, and positioning pin holes are respectively arranged on the two protruded ends of the flat plate and the surrounding plates on two sides of the length direction at intervals. The positioning pin holes on the protruding ends of the end plates 202 are used for being connected with an inner wall plate group or an outer wall plate group, and the positioning pin holes on the enclosing plates on the two sides of the length direction of the end plates 202 are used for being connected with the L-shaped angle plates 201 or the adjacent end plates 202; the positioning pin holes on the protruding ends of the beam bottom template 301 are used for being connected with the beam side templates 302, and the positioning pin holes on the enclosing plates on the two sides of the beam bottom template 301 in the length direction are used for being connected with the top ends of the beam vertical supporting groups 303 or the L-shaped connecting plates 304.

In this embodiment, the floor aluminum formwork subsection 400 includes a keel 402, a floor vertical support group 403, a floor formwork 401 and a C plate 404, the C plate 404 is installed on the inner wall plate group, the outer wall plate group and the beam-side formwork 302, the bottom end of the floor vertical support group 403 is arranged against the ground, the top end of the floor vertical support group is installed between the adjacent keels 402, one end of the keel 402 close to the wall is further connected with the C plate 404, and the floor formwork 401 is installed between the C plate 404 and the keel 402. Similarly, to match the floor slab width and length more precisely, the floor form 401 is specified by a standard plate having a standard length and width, a width adjusting plate having a standard width and length, a length adjusting plate having a standard width and length, and a small adjusting plate having a small length and width, which are generally provided as basic adjusting units for adjustment purposes.

The floor slab vertical support group 403 of the embodiment includes a first support rod 10, a second support rod 20, a limiting member 30, an upper connector and a lower connector, the bottom end of the first support rod 10 is connected with the lower connector, the top of the first support rod is hollow, the outer wall surface of the top end of the first support rod is a threaded head 12, the threaded head 12 is provided with an adjusting vertical groove 13 extending along the axial direction of the threaded head 12 along the diameter direction of the threaded head, the threaded head 12 is further provided with an adjusting sleeve 40 in a spiral sleeve manner, and the adjusting sleeve 40 is connected with a rotating handle in an outer manner; the top of second vaulting pole 20 is connected with the connector and the bottom inserts in the cavity of first vaulting pole 10 top, second vaulting pole 20 is provided with a plurality of regulation holes 22 from top to bottom at the interval, locating part 30 wears to establish in adjusting vertical groove 13 and one of them regulation hole 22, the axial length of adjusting vertical groove 13 is not more than the interval between two adjacent regulation holes 22 from top to bottom. During actual installation, the second stay bar 20 is inserted into the first stay bar 10, the adjusting hole 22 opposite to the adjusting vertical groove 13 is roughly adjusted, and then the second stay bar is penetrated and fixed by the limiting part 30, if the height is not consistent yet, the adjusting sleeve 40 is rotated by rotating the handle, so that the adjusting sleeve 40 slides up and down along the screw head 12 and finely adjusts the installation height of the second stay bar 20, and therefore matching height and supporting are achieved.

The floor vertical support group 403, the door and window vertical support group 203 and the beam vertical support group 303 in this embodiment are the same in main structure, the first support rod 10, the second support rod 20 and the connection structure therebetween form a main body, and the difference is only the upper connector and the lower connector.

The upper connector of the door and window vertical support group 203 and the upper connector of the beam vertical support group 303 are both in an inverted U-shaped structure, a plurality of positioning pin holes are arranged on two side plates of the door and window vertical support group at intervals, and the door and window vertical support group and the beam bottom template 301 or the end plate 202 are connected through pins and pin pieces. The lower connector of the door and window vertical support group 203 is the same as the upper connector, and the lower connector of the beam vertical support group 303 and the lower connector of the floor vertical support group 403 are steel sheets with four corners provided with fixing holes. The last connector that the group 403 was propped immediately to the floor includes wedge and two locking plates, wedge middle part bottom has the inserted bar that inserts the 20 tops of second vaulting pole, and the both ends of fossil fragments 402 agree with and are connected with the locking piece around the both ends of fossil fragments 402 mutually with the wedge respectively, correspond on two locking pieces and be provided with the lockhole, and the lockhole position department on the locking piece that the both ends of each locking plate correspond fossil fragments 402 respectively is equipped with the second lockhole, and fastening bolt passes the second lockhole on two lockholes and the locking plate on the fossil fragments 402 of homonymy and realizes the installation of fossil fragments 402 and last connector.

In this embodiment, the stair aluminum mold subsection 500 is used to form a single-run stair connected to a wall, and according to the elevation design of the single-run stair, the outer wall panel group connected to the single-run stair is set aside in the middle, that is, the outer wall panel group at this position is divided into an upper wall panel group above the stair and a lower wall panel group below the stair, the bottom end of the upper wall panel group is an inclined plane parallel to the elevation line of the stair, and the top end of the lower wall panel group is an inclined plane parallel to the elevation line of the stair.

The stair aluminum mold subsection 500 comprises a stair bottom template 501, a C groove plate 504, stair side templates, a step plate, dog teeth 505 and a stair vertical support group 503, wherein the C groove plate 504 is installed at the upper end of a lower wall template group, one end of the stair bottom template 501 is connected with the C groove plate 504, the other end of the stair bottom template 501 is connected with the stair side templates, the stair vertical support group 503 is of the same structure as the floor vertical support group 403, the bottom end of the stair vertical support group 503 is arranged against the ground, the top end of the stair vertical support group is connected with the stair bottom template 501, the dog teeth 505 are installed at the bottom end of an upper wall template group, a space is reserved between the dog teeth 505 and the stair bottom template 501, and the two ends of the step plate are respectively connected with the dog teeth 505 and the stair side templates.

The dog teeth 505 of this embodiment include dog tooth C grooves 5051 parallel to the elevation line of the staircase and dog tooth monomers 5052 welded to the bottom surface of the dog tooth C grooves 5051 in sequence, the dog tooth C grooves 5051 are composed of vertical plates and horizontal plates horizontally connected to the upper and lower ends of the vertical plates, the upper horizontal plate is connected to the upper wall form group through pins and pins, the vertical plates are used for forming the wall surface of the dog tooth C grooves 5051, the dog tooth monomers 5052 include inner seal plates connected to the lower horizontal plate and aligned with the vertical plates of the dog tooth C grooves 5051, vertical seal plates connected to the inner seal plates and the lower horizontal plate and used for forming the vertical surfaces of the stairs, transverse seal plates connected to the bottom ends of the inner seal plates and the vertical seal plates and used for forming the horizontal surfaces of the stairs, and connecting plates 5053 connecting the vertical seal plates and the transverse seal plates and arranged in parallel opposition to the inner seal plates.

In order to enhance the strength of the dog tooth C groove 5051, a reinforcing vertical rib is arranged in the dog tooth C groove 5051.

Further, in order to conveniently adjust the length of the stair surface, the stair aluminum mold subsection 500 of the present embodiment further includes an adjusting component, the adjusting component is installed at the position where the dog teeth 505 correspond to the step plate, one end of the step plate is connected with the dog teeth 505 through the adjusting component, and the other end is connected with the stair side template.

Specifically, the method comprises the following steps: the adjusting assembly of this embodiment includes an adjusting block 507 and an embedding block 508, the adjusting block 507 is a cuboid whose end face connected with the step board is a high-low table, for convenience, the embodiment defines that the end face connected with the step board of the adjusting block 507 is a connection a face, the end face connected with the coupling plate 5053 of the dog teeth 505 of the adjusting block 507 is a connection B face, and four faces perpendicularly connecting the connection a face and the connection B face are a side face a, a side face B, a side face C, and a side face D of the adjusting block 507 in sequence, where the side face a and the side face C are wide faces with relatively large areas, and the side face B and the side face D are narrow faces with relatively small areas. The connection A surface is provided with a high mesa and a low mesa, the surface area of the high mesa is smaller than that of the low mesa, the critical surface of the high mesa and the critical surface of the low mesa are formed by two critical planes respectively along the diagonal line of the connection A surface and a critical curved surface which is positioned between the two critical planes and is bent and protruded towards the high mesa relative to the diagonal line, and the critical curved surface is preferably a tooth surface. Thus, side A and side B have the same height H1, side C and side D have the same height H2, height H2 is greater than height H1, and side A and side C are equal in width to each step height and to the tread height.

The center of a diagonal line connected with the surface A is provided with a positioning unthreaded hole 5071 vertically penetrating to the surface B, two symmetrical sides of the positioning unthreaded hole 5071 and corresponding locking threaded holes 5072 vertically penetrating to the surface B are respectively arranged on the diagonal line connected with the surface A, the positioning unthreaded hole 5071 and the two locking threaded holes 5072 are both arranged on a low table surface, mounting holes are respectively arranged at positions corresponding to the two locking threaded holes 5072 at one end of a combination plate 5053 and one end of a step plate 505, a positioning column 5054 is arranged at a position corresponding to the positioning unthreaded hole 5071 of the combination plate 5053 of the step plate 505, a positioning hole is respectively arranged at a position corresponding to the positioning unthreaded hole 5071 at one end of the step plate, and the outer diameter of the positioning column 5054 is equivalent to the inner diameter of the positioning hole 5071.

The embedded block 508 and the adjusting block 507 of this embodiment are movably disposed, and cover the positioning unthreaded hole 5071 and two locking screw holes 5072, the embedded block 508 is composed of an embedded main body 5083 which uses the diagonal line of the connection a as a symmetry axis and has one side surface adapted to be attached to a critical curved surface, and a pulling plate 5084 which is integrally connected with the embedded main body 5083, the embedded main body 5083 is provided with a positioning auxiliary hole 5081 at a position corresponding to the positioning unthreaded hole 5071, the embedded main body 5083 is provided with locking auxiliary holes 5082 at positions corresponding to the two locking screw holes 5072, the height of the embedded main body 5083 is equivalent to the height difference of the high and low table tops, and preferably, the embedded main body 5083 is of an olive-shaped structure. The positioning sub-holes 5081 are also unthreaded holes and the locking sub-holes 5082 are also internally threaded holes. The position of the high table top connected with the surface A, corresponding to the pulling plate 5084, is provided with a matching groove 5073, the pulling plate 5084 is inserted into the matching groove 5073 in a matching mode, and the cross sections of the matching groove 5073 and the pulling plate 5084 are both L-shaped.

The step plate of this embodiment includes the riser of marking time that is used for shaping out the ladder facade, the one end of the riser of marking time is connected with ladder side template and the other end is connected with the combination board 5053 of adjustment subassembly or dog 505, the other end shape of the riser of marking time is the same with the low mesa of adjusting block 507, locating hole and mounting hole on the step plate are all in this end position department.

The stair aluminum mold section 500 with adjustment assembly has three tread lengths, specifically:

first tread length L1: using an adjusting assembly and using an embedded block 508, aligning a positioning column 5054 and a positioning light hole 5071, making an adjusting side surface A vertical and flush with a vertical sealing plate of the dog teeth 505, aligning a critical curved surface and the positioning column 5054, attaching the embedded block 508 to the adjusting block 507, screwing a locking bolt into an installation hole and a locking screw hole 5072 of the dog teeth 505 respectively, protruding one end of the locking bolt into the locking screw hole 5072, inserting a pulling plate 5084 of the embedded block 508 into a matching groove 5073 of the adjusting block 507, and pulling the high table top by using the pulling plate 5084; aligning the positioning columns 5054 and the positioning holes, butting the step plate and the adjusting assembly, screwing the locking bolts into the mounting holes in the step plate and locking the locking bolts with nuts, wherein one end of the step plate is tightly attached to the high table top of the adjusting block 507 and the end face of the embedded block 508, and then installing and fixing the other end of the step plate and the ladder side template.

Second tread length L2: using the adjustment assembly but not using the insert 508, first aligning the positioning post 5054 and the positioning optical hole 5071, aligning the adjustment side C vertically and flush with the vertical sealing plate of the dog teeth 505, and then screwing the locking bolt into the mounting hole of the dog teeth 505 and the locking screw hole 5072 respectively and protruding one end of the locking bolt out of the locking screw hole 5072; aligning the positioning columns 5054 and the positioning holes, butting the step plate and the adjusting assembly, screwing the locking bolts into the mounting holes in the step plate and locking the locking bolts with nuts, enabling one end of the step plate to be tightly attached to the low table top of the adjusting block 507, and mounting and fixing the other end of the step plate and the ladder side template.

Third tread length L3: the tread plate is directly connected to dog teeth 505 without the use of an adjustment assembly. Aligning the positioning columns 5054 and the positioning holes, butting the step plate and the dog teeth 505, respectively penetrating mounting holes in the dog teeth 505 and the step plate by using locking bolts, locking the mounting holes by using nuts, and mounting and fixing the other end of the step plate and the ladder side template.

The ladder surface length comparison condition is as follows: l1 max, L3 min, L2 centered.

It should be noted that, as the length of the ladder surface is changed, the length of the ladder bottom should be changed adaptively. And the length is mainly by the shaping of ladder end template 501, also can refer to the structure of assembling of outer wall panel group for this reason, including the bottom of the ladder standard plate and the bottom of the ladder regulating plate, no longer repeated herein.

It should be understood, however, that the description herein of specific embodiments is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims (8)

1. The utility model provides an adjustment subassembly of stair aluminium mould subsection which characterized in that: the dog walking adjusting device comprises an adjusting block and an embedded block, wherein six surfaces of the adjusting block are respectively a connecting surface A, a connecting surface B, a side surface A, a side surface B, a side surface C and a side surface D which are respectively and vertically connected with the connecting surface A and the connecting surface B, the end surface of the adjusting block connected with a stepping plate is the connecting surface A, and the end surface of the adjusting block connected with dog teeth is the connecting surface B; the connecting surface A is provided with a high table top and a low table top, the center of a diagonal line of the connecting surface A is provided with a positioning unthreaded hole which vertically penetrates to the connecting surface B, the two symmetrical sides of the positioning unthreaded hole are correspondingly provided with locking screw holes which vertically penetrate to the connecting surface B and are correspondingly positioned on the diagonal line of the connecting surface A, and the positioning unthreaded hole and the two locking screw holes are both arranged on the low table top; the embedded block and the adjusting block are movably arranged, a positioning auxiliary hole is formed in the position, corresponding to the positioning unthreaded hole, of the embedded block, locking auxiliary holes are formed in the positions, corresponding to the two locking screw holes, of the embedded block respectively, and the height of the embedded block is equal to the height difference between the high table top and the low table top.

2. The stair aluminum mold section adjustment assembly of claim 1, wherein: the critical surface of high mesa and low mesa comprises two critical planes along connecting A face diagonal and the critical curved surface that is located two critical planes centre and relative diagonal orientation high mesa bending bulge respectively, a side adaptation laminating of embedding piece is on critical curved surface.

3. The stair aluminum mold section adjustment assembly of claim 2, wherein: the critical curved surface is a tooth surface.

4. The stair aluminum mold section adjustment assembly of claim 1, wherein: the surface area of the high mesa is less than the surface area of the low mesa.

5. The stair aluminum mold section adjustment assembly of claim 1, wherein: the embedded block comprises an embedded main body and a pull plate, wherein the embedded main body takes a connecting A surface diagonal as a symmetry axis, one side surface of the embedded main body is matched and attached to the critical curved surface, the pull plate is integrally connected with the embedded main body, positioning auxiliary holes are formed in the embedded main body at positions corresponding to the positioning unthreaded holes, locking auxiliary holes are respectively formed in the embedded main body at positions corresponding to the two locking screw holes, and the height of the embedded main body is equal to the height difference between the high table top and the low table top; and a matching groove is formed in the position, corresponding to the pulling plate, of the high table top connected with the surface A, and the pulling plate is inserted into the matching groove in a matching mode.

6. The stair aluminum mold section adjustment assembly of claim 5, wherein: the embedded body is of an olive-shaped structure.

7. The stair aluminum mold section adjustment assembly of claim 5, wherein: the cross sections of the matching groove and the pull plate are L-shaped.

8. The utility model provides a stair aluminium mould subsection of adjustable ladder step length which characterized in that: the dog ladder comprises a ladder bottom template, a C groove plate, ladder side templates, a step plate, dog teeth, a ladder standing support group and an adjusting assembly according to any one of claims 1 to 7, wherein the bottom end of the ladder standing support group is arranged against the ground, the top end of the ladder standing support group is connected with the ladder bottom template, one end of the ladder bottom template is connected with the C groove plate, the other end of the ladder bottom template is connected with the ladder side templates, a space is reserved between the dog teeth and the ladder bottom template, one end of the step plate is connected with the dog teeth through the adjusting assembly, and the other end of the step plate is connected with the ladder side templates; the dog teeth and the step plate are provided with mounting holes at positions corresponding to the two locking screw holes respectively, the dog teeth are provided with positioning columns at positions corresponding to the positioning unthreaded holes, and the step plate is provided with positioning holes at positions corresponding to the positioning unthreaded holes respectively.

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