CN113006476A - Fastening system of concrete rectangular column template and construction method of concrete column - Google Patents
Fastening system of concrete rectangular column template and construction method of concrete column Download PDFInfo
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- CN113006476A CN113006476A CN202110315883.5A CN202110315883A CN113006476A CN 113006476 A CN113006476 A CN 113006476A CN 202110315883 A CN202110315883 A CN 202110315883A CN 113006476 A CN113006476 A CN 113006476A
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- cross rods
- fastening
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The application relates to a fastening system of a concrete rectangular column template and a construction method of a concrete column, comprising four bottom frames and four groups of fastening pieces, wherein the four bottom frames correspond to four panels one by one, the bottom frames are fixed at the outer sides of the lower ends of the corresponding panels, and the four groups of fastening pieces correspond to the four bottom frames one by one; each group of fastening pieces comprises a vertical rod vertically connected to the corresponding bottom frame and a plurality of cross rods rotatably connected with the vertical rod, the cross rods are distributed along the length direction of the vertical rod, and each cross rod is attached to the outer side of the corresponding panel; clamping grooves are formed in the two ends of the cross rods, and when the cross rods are rotated to be in a horizontal state, adjacent cross rods located at the same height are mutually clamped and fixed through the clamping grooves in the end portions of the cross rods; the vertical rods are provided with linkage pieces for driving the cross rods to synchronously swing. This application has the effect that improves template installation effectiveness.
Description
Technical Field
The application relates to the technical field of concrete buildings, in particular to a fastening system of a concrete rectangular column template and a construction method of a concrete column.
Background
Along with the continuous development of society, building construction is more and more, and in building construction, the use of building templates is also especially extensive.
In the correlation technique, the concrete form can be made according to the design requirement, makes concrete structure according to the position of regulation, the geometry shaping, and the concrete form is mostly wooden face board, fixes the outside at wooden face board earlier with flitch back arris when setting up the template, then stands the wooden face board and surrounds the post reinforcing bar, then passes wooden form board through split bolt to fix on the keel frame who sets up well.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the building template has a certain height, in order to make the template atress even, the split bolt is along the equidistant distribution in template direction of height, when installing the split bolt of eminence, need build the scaffold frame, has influenced the installation effectiveness of template, consequently still has improvement space.
Disclosure of Invention
In order to improve the installation efficiency of the template, the application provides a fastening system of a concrete rectangular column template and a construction method of a concrete column.
The application provides a concrete rectangular column template fasten system and concrete column's construction method adopts following technical scheme:
the fastening system of the concrete rectangular column template comprises four bottom frames and four groups of fastening pieces, wherein the four bottom frames correspond to four panels one by one, the bottom frames are fixed on the outer sides of the lower ends of the corresponding panels, and the four groups of fastening pieces correspond to the four bottom frames one by one; each group of fastening pieces comprises a vertical rod vertically connected to the corresponding bottom frame and a plurality of cross rods rotatably connected with the vertical rod, the cross rods are distributed along the length direction of the vertical rod, and each cross rod is attached to the outer side of the corresponding panel; clamping grooves are formed in the two ends of the cross rods, and when the cross rods are rotated to be in a horizontal state, adjacent cross rods located at the same height are mutually clamped and fixed through the clamping grooves in the end portions of the cross rods; the vertical rods are provided with linkage pieces for driving the cross rods to synchronously swing.
Through adopting above-mentioned technical scheme, fix the chassis in the outside of panel lower extreme, the chassis is as the base of panel, be favorable to improving the stability when the panel is upright, install fastener on the chassis, and make fastener's horizontal pole support the panel outside, and through the drive linkage, in order to order about synchronous swing, it is fixed to make the mutual joint of draw-in groove of the adjacent horizontal pole of co-altitude, thereby make the outer frame of a plurality of horizontal poles end to end formation cylindricality post template of co-altitude, the purpose of setting up to the template has been realized, in the installation, only need through the horizontal pole of swing below, alright realize the connection purpose of the horizontal pole of top under the drive of linkage, the step of building the scaffold has been reduced, be favorable to improving template installation effectiveness.
Preferably, the linkage piece comprises a plurality of gears rotatably connected with one side of the vertical rod facing the panel and a rack slidably connected with the vertical rod, and the rack is in meshing transmission with the plurality of gears; the gears are respectively fixedly connected with the cross rods.
Through adopting above-mentioned technical scheme, adopt the drive mode of gear and rack, be favorable to improving the driven accuracy nature of linkage to guarantee that a plurality of horizontal poles of the same group of fastening piece keep parallel, the joint operation is accomplished simultaneously to each horizontal pole of two sets of adjacent fastening pieces of being convenient for, is favorable to improving adjacent fastening piece connection efficiency and installation quality.
Preferably, each the equal sliding connection in horizontal pole both ends has the latch fitting, the montant is provided with orders about the latch fitting supports the driving piece of adjacent horizontal pole towards the panel direction.
Through adopting above-mentioned technical scheme, under the drive of driving piece, the latch fitting at horizontal pole both ends all removes towards the panel direction to support adjacent horizontal pole tightly on adjacent panel, improved the effect of setting up of adjacent fastening piece, further improve the steadiness of panel.
Preferably, the driving piece include the actuating lever and a plurality of with the actuating lever adjacent driving rope, actuating lever sliding connection is in the montant, and is a plurality of the one end that the actuating lever was kept away from to the driving rope is connected with a plurality of latches respectively, the chassis is provided with the retaining member that is used for the lock solid actuating lever.
By adopting the technical scheme, the driving rod can slide downwards, the locking pieces at the two ends of the cross rod move towards the vertical rod under the traction of the driving rope, and meanwhile, the adjacent cross rods are abutted against the panel, so that the fastening purpose is achieved; locking the actuating lever through the retaining member is favorable to improving the not hard up condition of latch fitting.
Preferably, the latch fitting include with the connecting portion that the driving rope links to each other and with the spacing portion that connecting portion link to each other, work as when connecting portion support tightly in the adjacent horizontal pole and deviate from one side of panel, spacing portion seals the draw-in groove opening.
Through adopting above-mentioned technical scheme for when connecting portion support adjacent horizontal pole, spacing portion shutoff draw-in groove opening simultaneously, thereby with adjacent horizontal pole tip lock in the draw-in groove, further improved adjacent horizontal pole and connected the steadiness.
Preferably, the cross bar is provided with a resilient member urging the two locking members away from each other.
Through adopting above-mentioned technical scheme, when the template is dismantled to needs, can be earlier unblock the latch fitting, the latch fitting is under the elastic force effect of elastic component, and the latch fitting is recovered toward the direction of keeping away from each other for the latch fitting is relieved and is supported tightly and the restriction to adjacent horizontal pole, is favorable to realizing the purpose of quick unblock, is convenient for carry out the unblock to adjacent fastening piece, is favorable to improving template dismantlement efficiency.
Preferably, the retaining member includes the fixed block with actuating lever fixed connection to and run through the bolt of fixed block along parallel drive pole length direction, the bolt screw thread penetrates in the chassis.
Through adopting above-mentioned technical scheme, the accessible rotates the bolt and forces the fixed block to be close to the chassis to reach the purpose of fixed actuating lever, the bolt is twisted more tightly, and the latch fitting is just bigger to the tight power of supporting of adjacent horizontal pole, is favorable to reaching fixed actuating lever purpose, also improves the effect of fastening piece to the template.
A construction method of a concrete column comprises the following specific steps:
s1: prefabricating the underframe and the fasteners;
s2: panel installation: respectively fixing the four bottom frames on the outer sides of the lower ends of the corresponding panels, then standing the four panels and enclosing the four panels into a rectangular column template, and then fixing the bottom frames on the ground;
s3: and (3) reinforcing the panel: two fastening pieces that are just opposite to each other are set as a group, a plurality of crossbars of the two groups of fastening pieces are sequentially swung to a horizontal state, and the operation of swinging the crossbars to the horizontal state is as follows: the rack is moved along the length direction of the vertical rod, the cross rods swing to be in a horizontal state under the meshing transmission of the rack and the gear, the clamping grooves at two ends of each cross rod are respectively clamped with the clamping grooves of the adjacent cross rods, then the driving rod is moved downwards, the locking piece locks the adjacent cross rods under the traction of the driving rope, and finally the locking piece is used for fixing the driving rod;
s4: pouring concrete;
s5: and (5) removing the template.
By adopting the technical scheme, the underframe is fixedly installed on the outer side of the lower end of the panel, and is fixed on a construction site, the stability of the panel is favorably improved, the rack is meshed with the gears on the cross rods, so that when the cross rods below are driven, other cross rods can be precisely driven to swing, and the purpose of synchronous motion is achieved; through the actuating lever that slides down to under the drive of driving rope, be favorable to realizing the locking piece to adjacent horizontal pole, be favorable to improving the connection steadiness of adjacent fastener and improve the effect of setting up of fastener to the panel.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the vertical rods are rotatably connected with the cross rods to form the fastening pieces, and the gears of the cross rods are meshed with the racks of the vertical rods for transmission, so that the cross rods above can be driven to swing by swinging the cross rods below, and meanwhile, in the adjacent fastening pieces, the clamping grooves at the end parts of the adjacent cross rods are mutually clamped when the cross rods at the same height swing to be in a horizontal state, so that the adjacent fastening pieces are fixed, the operation is convenient and fast, a scaffold is not required to be erected, and the mounting efficiency of a template is improved;
2. through both ends at every horizontal pole respectively a latch fitting of sliding connection to actuating lever sliding connection is in the montant, and every driving rope both ends are connected respectively in latch fitting and montant, thereby can be under the drive of montant and driving rope's traction, every latch fitting removes toward the montant direction, and the support of adjacent horizontal pole tightly at the panel, be favorable to improving the effect of setting up of fastening piece.
Drawings
Fig. 1 is a schematic view showing the overall structure of a fastening system of a concrete rectangular column formwork according to an embodiment of the present application.
Fig. 2 is a cross-sectional view of a cross bar in a system for securing a concrete rectangular column form according to an embodiment of the present application.
Fig. 3 is a partially enlarged view of a portion a in fig. 1.
Description of reference numerals: 1. a panel; 2. a chassis; 3. a fastener; 31. a vertical rod; 311. bending the plate; 312. a limiting ring; 32. a cross bar; 321. a card slot; 322. a chute; 4. a drive member; 41. a drive rod; 42. a drive rope; 5. a linkage member; 51. a gear; 52. a rack; 521. a T-shaped groove; 6. a locking member; 61. a bolt; 62. a fixed block; 7. a lock; 71. a connecting portion; 72. a limiting part; 8. a spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a fastening system of a concrete rectangular column template and a construction method of a concrete column. Referring to fig. 1, a fastening system for a concrete rectangular column form includes four base frames 2 and four sets of fasteners 3. Four chassis 2 and four panel 1 one-to-one, chassis 2 are fixed in the lower extreme outside that corresponds panel 1, and when four panel 1 enclosed into the rectangle post template, four chassis 2 enclosed into rectangular frame at rectangle post template periphery side, and chassis 2 is fixed in the construction position, is favorable to improving panel 1's steadiness.
Referring to fig. 1 and 2, four fastening members 3 correspond to four base frames 2 one by one, each fastening member 3 includes a vertical rod 31 vertically fixed in the middle of the upper end of the corresponding base frame 2 and a plurality of cross rods 32 rotatably connected to the vertical rod 31, and the plurality of cross rods 32 are distributed at equal intervals along the length direction of the vertical rod 31. One side that horizontal pole 32 deviates from montant 31 with correspond the panel 1 butt, and horizontal pole 32 is corresponding the swing of panel 1 place plane for horizontal pole 32 is laminated with counterplate 1 all the time, is favorable to improving the fastening effect of fastener 3. The length dimension of crossbar 32 is greater than the width dimension of the corresponding panel 1 to facilitate the joining of the ends of adjacent crossbars 32 of subsequent adjacent fasteners 3.
Referring to fig. 2 and 3, two ends of each cross bar 32 are provided with a slot 321, and when the cross bars 32 swing to a horizontal state, one slot 321 of the cross bars 32 faces downward, and the other slot 321 faces upward. In adjacent fasteners 3, the adjacent cross bars 32 at the same height are mutually clamped and fixed through the clamping grooves 321, and the connection stability of the adjacent fasteners 3 is improved.
Referring to fig. 2 and 3, a linkage member 5 is disposed between the vertical rod 31 and the plurality of cross rods 32, and the linkage member 5 includes a plurality of gears 51 fixed to the plurality of cross rods 32, and a rack 52 slidably connected to the vertical rod 31. The crossbar 32 coincides with the axis of rotation of the corresponding gear 51. The bending plate 311 is fixed on one side of the vertical rod 31, the length direction of the bending plate 311 is consistent with that of the vertical rod 31, the bending plate 311 is bent towards the direction of the transverse rod 32, a T-shaped strip is fixed on one end, away from the vertical rod 31, of the bending plate 311, a T-shaped groove 521 formed in the two ends of the bending plate is formed in one side of the rack 52, the length direction of the T-shaped groove 521 is consistent with that of the bending plate, and the vertical rod 31 and the rack 52 slide in a clamping mode through the T-shaped strip and the T-shaped groove 521 to achieve. The setting of the board 311 of bending for rack 52 is in same vertical plane with a plurality of gear 51, and the meshing transmission through rack 52 and a plurality of gear 51 has realized the synchronous wobbling purpose of a plurality of horizontal poles 32, makes installer accessible swing horizontal pole 32 below order about the horizontal pole 32 swing that is located the top, is favorable to improving the installation effectiveness of fastening piece 3. When the lower end of the rack 52 moves to abut against the upper end surface of the base frame 2, each cross bar 32 swings to a horizontal state, thereby facilitating positioning of the cross bars 32.
Referring to fig. 2 and 3, the two ends of the cross bar 32 are respectively connected with the locking parts 7 in a sliding manner, the vertical bar 31 is provided with a driving part 4 for driving the locking parts 7 at the two ends to approach each other, and the locking parts 7 play a role in abutting against the adjacent cross bar 32. The two locking elements 7 of the transverse bar 32 are located on the sides of the two locking grooves 321 facing away from each other. Horizontal pole 32 both ends all are equipped with the gliding spout 322 of confession latch fitting 7, and spout 322 length direction is unanimous with horizontal pole 32 length direction, and the draw-in groove 321 that is located horizontal pole 32 same end and the open orientation between spout 322 are unanimous, and spout 322 communicates with the draw-in groove 321 of same end to latch fitting 7 supports tightly adjacent horizontal pole 32 in draw-in groove 321. Latch fitting 7 includes connecting portion 71 and the spacing portion 72 of fixed connection in horizontal pole 32 of sliding connection in spout 322, and outside connecting portion 71 stretched out spout 322, and spacing portion 72 was the L type setting with connecting portion 71, when connecting portion 71 moved to draw-in groove 321 in from spout 322, spacing portion 72 closed the upper end opening of draw-in groove 321 to play limiting displacement to the adjacent horizontal pole 32 of joint gomphosis in draw-in groove 321, be favorable to reducing the probability that adjacent horizontal pole 32 breaks away from each other.
Referring to fig. 2 and 3, the driving member 4 includes a driving rod 41 aligned with the length direction of the vertical rod 31 and a plurality of driving ropes 42 fixedly connected to the driving rod 41. A plurality of limiting rings 312 sleeved on the periphery of the driving rod 41 are fixed on one side of the driving rod 41 away from the cross bar 32, so that the driving rod 41 can slide up and down along the length direction of the vertical rod 31. The driving ropes 42 are respectively arranged on two sides of the driving rod 41 and distributed at equal intervals along the length direction of the driving rod 41, the driving ropes 42 correspond to the locking pieces 7 of the same group of locking pieces one by one, one end of each driving rope 42, far away from the driving rod 41, penetrates into the cross rod 32 and extends into the chute 322 to be fixedly connected with the connecting part 71 corresponding to the locking piece 7, so that the driving rod 41 can be moved downwards, the locking piece 7 is close to and slides into the clamping groove 321 in the direction of the vertical rod 31 under the traction of the driving rope 42, in the process, the connecting part 71 of each locking piece 7 abuts against the adjacent cross rod 32 in the clamping groove 321, the cross rod 32 abuts against the corresponding panel 1, the limiting part 72 of each locking piece 7 moves to the opening of the clamping groove 321, the adjacent cross rod 32 is limited in the clamping groove 321, and the fastening effect of the fastening piece 3 on the panel 1 is improved.
Referring to fig. 1, a locking member 6 is disposed between the bottom frame 2 and the lower end of the driving rod 41, the locking member 6 includes a fixing block 62 fixed on the side wall of the lower end of the driving rod 41 and a bolt 61 penetrating through the fixing block 62 along the length direction parallel to the driving rod 41, and the thread section of the bolt 61 penetrates into the bottom frame 2, so that the bolt 61 can be rotated to move the bolt 61 downward, and the nut of the bolt 61 is driven to abut against the fixing block 62 downward, which is beneficial to achieving the purposes of fixing the driving rod 41 and adjusting the abutting force of the locking member 7.
Referring to fig. 2, the cross bar 32 is provided with an elastic member, the elastic member is specifically two springs 8, the two springs 8 are respectively installed in the two sliding grooves 322, one end of each spring 8 is fixed to the connecting portion 71 corresponding to the locking piece 7, when the locking piece 7 slides into the corresponding clamping groove 321, the springs 8 are in a compressed state, and when adjacent fasteners are unlocked, the locking pieces 7 can rebound to the sliding grooves 322 under the elastic action of the springs 8, so that the limitation on the adjacent cross bar 32 is removed.
A construction method of a concrete column comprises the following specific steps:
s1: prefabricating the underframe and the fasteners;
s2: panel installation: respectively fixing four bottom frames 2 at the outer sides of the lower ends of the corresponding panels 1, then erecting the four panels 1 by using a crane, enclosing the four panels to form a rectangular column template, and then fixing the bottom frames 2 on the ground;
s3: and (3) reinforcing the panel: setting two mutually opposite sets of fastening members 3 as a set, sequentially swinging a plurality of cross bars 32 of the two sets of fastening members 3 to a horizontal state, and swinging the cross bars 32 to the horizontal state: the rack 52 is moved downwards along the length direction of the vertical rod 31 until the lower end of the rack 52 is abutted against the bottom frame 2, the cross rod 32 swings to a horizontal state under the meshing transmission of the rack 52 and the gear 51, the clamping grooves 321 at two ends of the cross rod 32 are respectively clamped with the clamping grooves 321 of the adjacent cross rod 32, then an installer moves the driving rod 41 downwards, the locking piece 7 moves towards the driving rod 41 and locks the adjacent cross rod 32 under the traction of the driving rope 42, and finally, the nut of the bolt 61 is abutted against the fixing block 62 downwards by rotating the bolt 61 until the locking piece 7 is abutted against the cross rod 32 in the clamping groove 321, so that the purpose of fixing the driving rod 41 is achieved and the locking requirement on the panel 1 is met;
s4: pouring concrete: conveying concrete into the cylindrical column template through a concrete conveying pump so as to complete pouring work;
s5: removing the template: the installer takes out the bolt 61 of four chassis 2 in proper order, latch fitting 7 is under the spring action of spring 8, the direction toward keeping away from montant 31 removes, and remove the restriction to adjacent horizontal pole 32 in the draw-in groove 321, then the rack 52 that slides upwards, under the meshing transmission of rack 52 and gear 51, adjacent horizontal pole 32 of adjacent fastening piece 3 swings toward the direction of keeping away from each other respectively, thereby accomplish the unblock of fastening piece 3, then demolish chassis 2 and template in proper order, thereby accomplish the work of demolising of template.
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 (8)
1. The utility model provides a system of fastening of concrete rectangular column template which characterized in that: the panel comprises four bottom frames (2) and four groups of fastening pieces (3), wherein the four bottom frames (2) correspond to four panels (1) one by one, the bottom frames (2) are fixed on the outer sides of the lower ends of the corresponding panels (1), and the four groups of fastening pieces (3) correspond to the four bottom frames (2) one by one; each group of fastening pieces (3) comprises a vertical rod (31) vertically connected to the corresponding bottom frame (2) and a plurality of cross rods (32) rotatably connected with the vertical rod (31), the cross rods (32) are distributed along the length direction of the vertical rod (31), and each cross rod (32) is attached to the outer side of the corresponding panel (1); clamping grooves (321) are formed in the two ends of the cross rods (32), and when the cross rods (32) rotate to be in a horizontal state, the adjacent cross rods (32) located at the same height are mutually clamped and fixed through the clamping grooves (321) in the end portions of the cross rods (32); the vertical rod (31) is provided with a linkage piece (5) which drives the cross rods (32) to synchronously swing.
2. The system for fastening a concrete rectangular column formwork according to claim 1, wherein: the linkage piece (5) comprises a plurality of gears (51) which are rotatably connected with one side of the vertical rod (31) facing the panel (1) and racks (52) which are in sliding connection with the vertical rod (31), and the racks (52) are in meshing transmission with the gears (51); the gears (51) are respectively and fixedly connected with the cross rods (32).
3. The system for fastening a concrete rectangular column formwork according to claim 1, wherein: each horizontal pole (32) both ends all sliding connection have latch fitting (7), montant (31) are provided with and drive latch fitting (7) are towards panel (1) direction and are supported driving piece (4) of adjacent horizontal pole (32) tightly.
4. A fastening system of concrete rectangular column formworks according to claim 3, wherein: drive piece (4) including actuating lever (41) and a plurality of with actuating lever (41) adjacent drive rope (42), actuating lever (41) sliding connection is in montant (31), and is a plurality of the one end that actuating lever (41) were kept away from in drive rope (42) is connected with a plurality of latch fittings (7) respectively, chassis (2) are provided with retaining member (6) that are used for locking solid actuating lever (41).
5. A fastening system of concrete rectangular column formworks according to claim 3, wherein: the latch fitting (7) include with connecting portion (71) that drive rope (42) link to each other and with spacing portion (72) that connecting portion (71) link to each other, work as when connecting portion (71) support tightly in adjacent horizontal pole (32) deviate from one side of panel (1), spacing portion (72) seal draw-in groove (321) opening.
6. A fastening system of concrete rectangular column formworks according to claim 3, wherein: the cross bar (32) is provided with an elastic piece which drives the two locking pieces (7) to be away from each other.
7. The system for fastening a concrete rectangular column formwork according to claim 4, wherein: retaining member (6) include with actuating lever (41) fixed connection's fixed block (62) to and run through bolt (61) of fixed block (62) along parallel actuating lever (41) length direction, bolt (61) screw thread penetrates in chassis (2).
8. A method of constructing a concrete column according to any one of claims 1 to 7, characterized in that: the method comprises the following specific steps:
s1: prefabricating the underframe and the fasteners;
s2: panel installation: respectively fixing the four bottom frames (2) at the outer sides of the lower ends of the corresponding panels (1), then erecting the four panels (1) and enclosing the four panels to form a rectangular column template, and then fixing the bottom frames (2) on the ground;
s3: and (3) reinforcing the panel: two fastening pieces (3) which are opposite to each other are set as a group, a plurality of cross rods (32) of the two fastening pieces (3) are sequentially swung to be in a horizontal state, and the operation of swinging the cross rods (32) to be in the horizontal state is as follows: the rack (52) is moved along the length direction of the vertical rod (31), the transverse rod (32) swings to a horizontal state under the meshing transmission of the rack (52) and the gear (51), clamping grooves (321) at two ends of the transverse rod (32) are respectively clamped with clamping grooves (321) of adjacent transverse rods (32), then the driving rod (41) is moved downwards, the locking piece (7) locks the adjacent transverse rods (32) under the traction of the driving rope (42), and finally the driving rod (41) is fixed by the locking piece (6);
s4: pouring concrete;
s5: and (5) removing the template.
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CN113445738A (en) * | 2021-07-09 | 2021-09-28 | 王彤彤 | Building aluminum formwork connecting assembly and mounting method |
CN114439265A (en) * | 2022-01-22 | 2022-05-06 | 成都城投建筑工程有限公司 | Shock resistance ancient building foundation reinforced structure |
CN114525928A (en) * | 2022-03-25 | 2022-05-24 | 福州市第三建筑工程公司 | Cast in situ concrete template props up establishes structure |
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