CN220927520U - Convenient combined fastening and supporting device for concrete polygonal column casting formwork - Google Patents
Convenient combined fastening and supporting device for concrete polygonal column casting formwork Download PDFInfo
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- CN220927520U CN220927520U CN202322284774.9U CN202322284774U CN220927520U CN 220927520 U CN220927520 U CN 220927520U CN 202322284774 U CN202322284774 U CN 202322284774U CN 220927520 U CN220927520 U CN 220927520U
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- 238000005266 casting Methods 0.000 title claims abstract description 16
- 238000009415 formwork Methods 0.000 title claims description 16
- 238000009434 installation Methods 0.000 claims description 29
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- 238000000034 method Methods 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 238000010276 construction Methods 0.000 description 1
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Abstract
The invention discloses a convenient combined fastening and supporting device for a concrete polygonal column casting template, which simplifies the structure of the concrete column casting template for supporting and fixing, is convenient to install and detach and can be repeatedly used; the fixing mode of the four vertical templates by adopting square annular hoops is changed, the four vertical templates are fixed by adopting combined U-shaped hoops, and the combined U-shaped hoops and the diagonal brace are combined together; two combined U-shaped anchor clamps, one from the left side of stand template, the other from the right side of stand template, hold four stand templates tightly fixedly, two diagonal bracing have adopted the mode of opposite vertex, realize the support and the fixed to four stand templates.
Description
Technical Field
The invention relates to a concrete pouring template, in particular to an integrated diagonal bracing hoop fixing device of a cast-in-place concrete upright post pouring template.
Background
In the concrete bridge construction, the square concrete upright pier is constructed by on-site cast-in-place concrete, and the concrete process is as follows: building a reinforcement framework in the column, erecting a concrete pouring template for pouring the upright column outside the framework, reinforcing the erected template, pouring concrete to form a concrete square upright column, dismantling the template after the concrete is solidified, and sprinkling and curing the upright column; the formwork reinforcement link is to fasten four vertical formworks together by arranging a closed square clamp on the outer side of the formwork, and a plurality of closed square clamps are arranged at intervals along the vertical direction of the vertical column formwork; in order to increase the rigidity of the templates and resist the impact force of concrete pouring, inclined supporting rods are arranged on the outer sides of the templates, the bottom ends of the inclined supporting rods are supported on the ground, and the top ends of the inclined supporting rods are connected with square hoops; the existing supporting and reinforcing mode of the template has the defects that the site installation procedure is complex, the whole installation work is time-consuming and labor-consuming, the repeated utilization rate of the used diagonal brace and square clamp is low, and the transition transportation is inconvenient.
Disclosure of Invention
The invention provides a convenient combined fastening and supporting device for a concrete polygonal column casting template, which simplifies the structure of the concrete column casting template for supporting and fixing, is convenient to install and detach and can be repeatedly used.
The invention solves the technical problems by the following technical proposal:
The present general inventive concept: the fixing mode of the four vertical templates by adopting square annular hoops is changed, the four vertical templates are fixed by adopting combined U-shaped hoops, and the combined U-shaped hoops and the diagonal brace are combined together; two combined U-shaped anchor clamps, one from the left side of stand template, the other from the right side of stand template, hold four stand templates tightly fixedly, two diagonal bracing have adopted the mode of opposite vertex, realize the support and the fixed to four stand templates.
A convenient combined fastening device of a concrete polygonal column pouring template comprises a left side vertical template, a front side vertical template and a right side vertical template, wherein a front side supporting plate is propped up on the outer side vertical surface of the front side vertical template, a hinge seat is arranged on the outer side vertical surface of the front side supporting plate, the upper end of a front side diagonal brace is hinged on the hinge seat, and the lower end of the front side diagonal brace is arranged on the ground; a left pin shaft installation groove is formed in the left end elevation of the front side supporting plate, a left pin shaft lower end rotating shaft movable embedding hole is formed in the lower end face in the left pin shaft installation groove, a left pin shaft upper end rotating shaft movable embedding through hole is formed in the upper end face in the left pin shaft installation groove, an upper end hole of the left pin shaft upper end rotating shaft movable embedding through hole is formed in the top end face of the front side supporting plate, a left pin shaft is movably arranged in the left pin shaft installation groove, a connecting block is fixedly arranged in the middle of the side elevation of the left pin shaft, a left clamping plate is fixedly connected to the left side end of the connecting block, and the left clamping plate is clamped on the outer elevation of the left side vertical template; the lower end face of the left pin shaft is provided with a left pin shaft lower end rotating shaft, the left pin shaft lower end rotating shaft is movably arranged in a left pin shaft lower end rotating shaft movable embedding hole, the upper end face of the left pin shaft is provided with a left pin shaft upper end rotating shaft, the top end face of the left pin shaft upper end rotating shaft is provided with a quincuncial counter bore, the left pin shaft upper end rotating shaft is movably arranged in a left pin shaft upper end rotating shaft movable embedding through hole, the top end face of the front side supporting plate is movably provided with a locking plate, the lower bottom face of the left end of the locking plate is provided with Mei Huaxiao, and after the quincuncial counter pin is inserted into the left pin shaft upper end rotating shaft movable embedding through hole from the upper side, the quincuncial counter bore and the quincuncial counter bore are matched and inserted together.
A right pin shaft mounting groove is formed in the right end elevation of the front side supporting plate, a right pin shaft is movably arranged in the right pin shaft mounting groove, a right side clamping plate is connected to the right pin shaft, the right side clamping plate is clamped on the outer side elevation of the right side vertical template, the structure in the right pin shaft mounting groove is identical to the structure in the left pin shaft mounting groove, another Mei Huaxiao is arranged on the lower bottom surface of the right end of the locking plate, and another Mei Huaxiao is spliced with the right pin shaft in a matched manner; the front side supporting plate, the left side clamping plate and the right side clamping plate form a C-shaped clamping sleeve, the C-shaped clamping sleeve is clamped on the outer side vertical surfaces of the left side vertical template, the front side vertical template and the right side vertical template, and the shape of a C opening of the C-shaped clamping sleeve is the same as the outer contour formed by the left side vertical template, the front side vertical template and the right side vertical template.
A tension spring installation chamber is arranged in the front side supporting plate, a tension spring is arranged in the tension spring installation chamber, the upper end of the tension spring is connected with a pull rod, and the pull rod penetrates out to the upper end face of the front side supporting plate and then is connected with the middle part of the lower bottom surface of the locking plate; a foldable vertical supporting rod is arranged between the middle part of the front inclined supporting rod and the ground.
A second C-shaped clamping sleeve is arranged on the concrete polygonal column pouring template, the structure of the second C-shaped clamping sleeve is identical to that of the C-shaped clamping sleeve, and a second diagonal brace is arranged between the second C-shaped clamping sleeve and the ground; the second C-shaped clamping sleeve and the C-shaped clamping sleeve are adjacently or oppositely arranged.
A convenient fastening and supporting method for a concrete polygonal column casting template comprises a closed casting template in a polygonal column shape formed by erecting a plurality of vertical templates, wherein a front vertical template is arranged in the closed casting template, a left vertical template is butted at the left side of the front vertical template, and a right vertical template is butted at the right side of the front vertical template; the method is characterized by comprising the following steps of:
Step one, assembling a C-shaped clamping sleeve: according to the width of the front vertical template, a front supporting plate is manufactured, a left pin shaft installation groove is formed in the left end vertical surface of the front supporting plate, a left pin shaft lower end rotating shaft movable embedding hole is formed in the lower end surface in the left pin shaft installation groove, a left pin shaft upper end rotating shaft movable embedding through hole is formed in the upper end surface in the left pin shaft installation groove, a left pin shaft is movably arranged in the left pin shaft installation groove, a connecting block is fixedly arranged in the middle of the side vertical surface of the left pin shaft, the left side end of the connecting block is fixedly connected with a left side clamping plate, so that the left side clamping plate and the left pin shaft can rotationally swing in the left pin shaft installation groove, a left pin shaft lower end rotating shaft is arranged on the lower end surface of the left pin shaft, the left pin shaft lower end rotating shaft is movably arranged in the left pin shaft lower end rotating shaft movable embedding hole, a left pin shaft upper end rotating shaft is arranged on the upper end surface of the left pin shaft, a plum blossom-shaped counter bore is formed in the top end surface of the left pin shaft upper end rotating shaft, and the left pin shaft upper end rotating shaft is movably arranged in the left pin shaft upper end movable embedding through hole; by the same method, the right end of the front supporting plate is movably connected with the right clamping plate, so that the right clamping plate can rotationally swing in the right pin shaft mounting groove; c-shaped clamping sleeves with a front supporting plate as a middle base plate and a left clamping plate and a right clamping plate as two wing plates are obtained;
Secondly, manufacturing a locking plate according to the width of the front side supporting plate, and respectively and fixedly installing plum blossom pins at two side ends of the lower bottom surface of the locking plate, wherein the distance between the two plum blossom pins is equal to the distance between the upper end rotating shafts of the two pin shafts on the top end surface of the front side supporting plate and the movable embedded through holes;
Thirdly, arranging the C-shaped clamping sleeve obtained in the first step on a polygonal upright post pouring template, enabling a front side supporting plate to be abutted on the outer side elevation of the front side upright template, arranging a front side diagonal brace on the outer side elevation of the front side supporting plate, and enabling the lower end of the front side diagonal brace to be supported and fixed on the ground;
Fourthly, rotating the left clamping plate to enable the left clamping plate to be abutted with the left vertical template, and rotating the right clamping plate to enable the right clamping plate to be abutted with the right vertical template; then, arranging the locking plate manufactured in the second step on the upper top surface of the front side supporting plate, enabling a plum blossom pin to be inserted into a plum blossom-shaped counter bore arranged on the top end surface of the rotating shaft at the upper end of the left pin shaft, locking the left side clamping plate, and simultaneously locking the right side clamping plate by the other Mei Huaxiao, so that the C-shaped clamping sleeve is clamped among the left side vertical template, the front side vertical template and the right side vertical template;
And fifthly, pouring concrete in the closed pouring templates in the shape of the polygonal upright posts, so that the polygonal concrete upright posts are formed by the concrete and the reinforcement cages in the columns.
And each vertical template of the polygonal column-shaped closed pouring template is provided with a C-shaped clamping sleeve, and a middle substrate in the C-shaped clamping sleeve is propped against the corresponding vertical template.
The invention is particularly suitable for fixing the pouring templates of the prismatic concrete columns, such as the pouring templates of the concrete columns with the cross sections of polygons such as triangles, quadrilaterals, pentagons and the like, and the whole support and clamping hoop integrated design is simple and convenient to install and detach, can be repeatedly used, and is particularly suitable for occasions for pouring the same concrete columns in batches.
Drawings
FIG. 1 is a schematic view of the structure of the present invention when supporting a directional column template;
Fig. 2 is a schematic view of the connection structure between the diagonal brace and the front side support plate 7 of the present invention;
Fig. 3 is a schematic view of the connection structure between the front support plate 7 and the left clamp plate 13 of the present invention;
fig. 4 is a diagram showing the fitting relationship between the lock plate 24 and the front side support plate 7 of the present invention;
fig. 5 is a diagram showing the mating relationship between the quincuncial counterbore 23 and the quincuncial pin 25 of the present invention.
Description of the embodiments
The invention is described in detail below with reference to the attached drawing figures:
If three columns are poured, the pouring templates form a closed concrete pouring space by three vertical templates; if the square upright post is poured, the pouring template consists of four templates, namely a left side upright template 1, a front side upright template 2, a right side upright template 3 and a rear side upright template 4; if a five-column is poured, the pouring template consists of five vertical templates; the left vertical template 1, the front vertical template 2 and the right vertical template 3 refer to three adjacent vertical templates of a pre-poured upright post; a front side supporting plate 7 is propped on the outer side elevation of the front side vertical template 2, a hinge seat 8 is arranged on the outer side elevation of the front side supporting plate 7, the upper end of a front side diagonal brace 9 is hinged on the hinge seat 8, and the lower end of the front side diagonal brace 9 is arranged on the ground; a left pin shaft installation groove 10 is formed in the left end elevation of the front side supporting plate 7, a left pin shaft lower end rotating shaft movable embedding hole 19 is formed in the lower end face in the left pin shaft installation groove 10, a left pin shaft upper end rotating shaft movable embedding through hole 21 is formed in the upper end face in the left pin shaft installation groove 10, the upper end hole of the left pin shaft upper end rotating shaft movable embedding through hole 21 is formed in the top end face of the front side supporting plate 7, a left pin shaft 11 is movably arranged in the left pin shaft installation groove 10, a connecting block 12 is fixedly arranged in the middle of the side elevation of the left pin shaft 11, a left clamping plate 13 is fixedly connected to the left side end of the connecting block 12, the left clamping plate 13, the connecting block 12 and the left pin shaft 11 are fixedly connected into a whole, and the whole realizes the rotation of the left clamping plate 13 relative to the front side supporting plate 7 through the upper and lower movable embedding holes in the left pin shaft 11 and the left pin shaft installation groove 10; a left pin shaft lower end rotating shaft 20 is arranged on the lower end surface of the left pin shaft 11, the left pin shaft lower end rotating shaft 20 is movably arranged in a left pin shaft lower end rotating shaft movable embedding hole 19, a left pin shaft upper end rotating shaft 22 is arranged on the upper end surface of the left pin shaft 11, a quincuncial counter bore 23 is arranged on the top end surface of the left pin shaft upper end rotating shaft 22, the left pin shaft upper end rotating shaft 22 is movably arranged in a left pin shaft upper end rotating shaft movable embedding through hole 21, a locking plate 24 is movably arranged on the top end surface of the front side supporting plate 7, a plum blossom pin 25 is arranged on the lower bottom surface of the left end of the locking plate 24, and the plum blossom pin 25 is matched and spliced with the quincuncial counter bore 23 after being inserted into the left pin shaft upper end rotating shaft movable embedding through hole 21 from above; the plum blossom pin 25 is equivalent to a plum blossom spanner head, the plum blossom counter bore 23 that sets up on the top end face of left side round pin axle upper end pivot 22 is equivalent to a plum blossom sleeve, after plum blossom pin 25 inserts in the plum blossom counter bore 23, plum blossom tooth on the plum blossom pin 25 lateral wall has played the rotatory effect of stopping left side round pin axle upper end pivot 22 to realized that left side round pin axle 11 is fixed, thereby realized that left side grip block 13 is by the rotatable relative front side backup pad 7, change the angle between the two and fix, make by front side backup pad 7, left side grip block 13 and right side grip block 16 constitute C shape clamping sleeve and fix, keep holding the clamp to the template.
A right pin shaft mounting groove 14 is formed in the right end elevation of the front side supporting plate 7, a right pin shaft 15 is movably arranged in the right pin shaft mounting groove 14, a right clamping plate 16 is connected to the right pin shaft 15, the right clamping plate 16 is clamped on the outer elevation of the right side vertical template 3, the structure in the right pin shaft mounting groove 14 is identical to the structure in the left pin shaft mounting groove 10, another Mei Huaxiao is arranged on the lower bottom surface of the right end of the locking plate 24, and the other Mei Huaxiao is matched and spliced with the right pin shaft 15; the front side supporting plate 7, the left side clamping plate 13 and the right side clamping plate 16 form a C-shaped clamping sleeve which is clamped on the outer side vertical surfaces of the left side vertical template 1, the front side vertical template 2 and the right side vertical template 3, and the shape of a C-shaped clamping sleeve is the same as the outer contour formed by the left side vertical template 1, the front side vertical template 2 and the right side vertical template 3.
A tension spring mounting chamber 26 is arranged in the front side supporting plate 7, a tension spring 27 is arranged in the tension spring mounting chamber 26, the upper end of the tension spring 27 is connected with a pull rod 28, and the pull rod 28 penetrates out of the upper end surface of the front side supporting plate 7 and is connected with the middle part of the lower bottom surface of the locking plate 24; a foldable vertical supporting rod 29 is arranged between the middle part of the front inclined supporting rod 9 and the ground; when the locking plate 24 is abutted against the top end face of the front side supporting plate 7, the tension spring 27 is in an unstressed state, and when the locking plate 24 is lifted upwards to separate the plum blossom-shaped counter bore 23 from the plum blossom-shaped pin 25, the tension spring 27 is in a stressed state, and the tension spring 27 enables the plum blossom-shaped pin 25 not to be separated from the upper end of the through hole 21 when the rotating shaft at the upper end of the left pin shaft is movably embedded.
A second C-shaped clamping sleeve 17 is arranged on the concrete polygonal column pouring template, the structure of the second C-shaped clamping sleeve 17 is identical to that of the C-shaped clamping sleeve, and a second diagonal brace 18 is arranged between the second C-shaped clamping sleeve 17 and the ground; the second C-shaped clamping sleeve 17 is adjacent to or opposite to the C-shaped clamping sleeve; if square upright posts are poured, two groups of C-shaped clamping sleeves can be oppositely arranged in the left-right direction; if three or more columns are poured, C-shaped clamping sleeves with the same number as the columns can be arranged, so that the surrounding clamping of the whole prism is realized, and the fixed supporting strength of the template is greatly enhanced.
A convenient fastening and supporting method of a concrete polygonal column casting template comprises a closed casting template in a polygonal column shape formed by erecting a plurality of vertical templates, wherein a front vertical template 2 is arranged in the closed casting template, a left vertical template 1 is butted at the left side of the front vertical template 2, and a right vertical template 3 is butted at the right side of the front vertical template 2; the method is characterized by comprising the following steps of:
Step one, assembling a C-shaped clamping sleeve: according to the width of the front vertical template 2, a front supporting plate 7 is manufactured, a left pin shaft installation groove 10 is formed in the left end vertical surface of the front supporting plate 7, a left pin shaft lower end rotating shaft movable embedded hole 19 is formed in the lower end surface in the left pin shaft installation groove 10, a left pin shaft upper end rotating shaft movable embedded through hole 21 is formed in the upper end surface in the left pin shaft installation groove 10, a left pin shaft 11 is movably arranged in the left pin shaft installation groove 10, a connecting block 12 is fixedly arranged in the middle of the side vertical surface of the left pin shaft 11, the left clamping plate 13 is fixedly connected with the left pin shaft 11 at the left side end of the connecting block 12, so that the left clamping plate 13 and the left pin shaft 11 can rotatably swing in the left pin shaft installation groove 10, a left pin shaft lower end rotating shaft 20 is arranged on the lower end surface of the left pin shaft 11, a left pin shaft lower end rotating shaft 20 is movably arranged in the left pin shaft lower end rotating shaft movable embedded hole 19, a left pin shaft upper end rotating shaft 22 is arranged on the upper end surface of the left pin shaft 11, a plum blossom-shaped rotating shaft 23 is movably arranged on the top end surface of the left pin shaft upper end rotating shaft 22, and the left pin shaft upper end rotating shaft 22 is movably arranged in the left pin shaft upper movable embedded through hole 21; in the same way, the right end of the front supporting plate 7 is movably connected with the right clamping plate 16, so that the right clamping plate 16 can rotationally swing in the right pin shaft mounting groove 14; a C-shaped clamping sleeve with a front supporting plate 7 as a middle base plate and a left clamping plate 13 and a right clamping plate 16 as two wing plates is obtained;
Secondly, manufacturing a locking plate 24 according to the width of the front side supporting plate 7, and respectively and fixedly installing Mei Huaxiao at two side ends of the lower bottom surface of the locking plate 24 to enable the distance between two plum blossom pins to be equal to the distance between the rotating shafts at the upper ends of the two pin shafts on the top end surface of the front side supporting plate 7 and movably embedded into the through holes;
Thirdly, arranging the C-shaped clamping sleeve obtained in the first step on a polygonal upright post pouring template, enabling a front supporting plate 7 to be abutted against the outer side elevation of the front upright template 2, arranging a front diagonal brace 9 on the outer side elevation of the front supporting plate 7, and enabling the lower end of the front diagonal brace 9 to be supported and fixed on the ground;
Fourthly, rotating the left clamping plate 13 to enable the left clamping plate 13 to be abutted with the left vertical template 1, and rotating the right clamping plate 16 to enable the right clamping plate 16 to be abutted with the right vertical template 3; then, a locking plate 24 manufactured in the second step is arranged on the upper top surface of the front side supporting plate 7, a plum blossom pin 25 is inserted into a plum blossom-shaped counter bore 23 arranged on the top end surface of a rotating shaft 22 at the upper end of the left pin shaft to lock the left side clamping plate 13, and meanwhile, the other Mei Huaxiao locks the right side clamping plate 16, so that a C-shaped clamping sleeve is clamped among the left side vertical template 1, the front side vertical template 2 and the right side vertical template 3;
and fifthly, pouring concrete 6 in the closed pouring templates in the shape of the polygonal upright posts, so that the polygonal concrete upright posts are formed by the concrete 6 and the steel reinforcement frameworks 5 in the columns.
And each vertical template of the polygonal column-shaped closed pouring template is provided with a C-shaped clamping sleeve, and a middle substrate in the C-shaped clamping sleeve is propped against the corresponding vertical template.
After the poured concrete upright post is finally set, only the locking plate 24 is lifted upwards, so that the plum blossom pins 25 at the lower end of the locking plate 24 are separated from the plum blossom-shaped counter bores 23, the left clamping plate 13 is rotated in the direction opposite to the left vertical template 1, the right clamping plate 16 is separated from the right vertical template 3 in the same way, the clamping and holding of the C-shaped clamping sleeve on the template are released, then the supporting force of the front inclined strut 9 on the front supporting plate 7 is removed, and the integrated C-shaped clamping sleeve and the front inclined strut 9 are integrally removed and transported to the next site for use.
Claims (4)
1. The convenient combined type fastening and supporting device for the concrete polygonal column pouring formwork comprises a left side vertical formwork (1), a front side vertical formwork (2) and a right side vertical formwork (3), wherein a front side supporting plate (7) is propped against the outer side vertical face of the front side vertical formwork (2), a hinge seat (8) is arranged on the outer side vertical face of the front side supporting plate (7), the upper end of a front side diagonal brace (9) is hinged on the hinge seat (8), and the lower end of the front side diagonal brace (9) is arranged on the ground; the left hinge pin mounting groove (10) is formed in the left end vertical face of the front side supporting plate (7), a left hinge pin lower end rotating shaft movable embedding hole (19) is formed in the lower end face in the left hinge pin mounting groove (10), a left hinge pin upper end rotating shaft movable embedding through hole (21) is formed in the upper end face in the left hinge pin mounting groove (10), an upper end hole of the left hinge pin upper end rotating shaft movable embedding through hole (21) is formed in the top end face of the front side supporting plate (7), a left hinge pin (11) is movably arranged in the left hinge pin mounting groove (10), a connecting block (12) is fixedly arranged in the middle of the side vertical face of the left hinge pin (11), a left side clamping plate (13) is fixedly connected to the left side end of the connecting block (12), and the left side clamping plate (13) is clamped on the outer vertical face of the left side vertical template (1); the novel structure is characterized in that a left pin shaft lower end rotating shaft (20) is arranged on the lower end face of a left pin shaft (11), the left pin shaft lower end rotating shaft (20) is movably arranged in a left pin shaft lower end rotating shaft movable embedding hole (19), a left pin shaft upper end rotating shaft (22) is arranged on the upper end face of the left pin shaft (11), a quincuncial counter bore (23) is arranged on the top end face of the left pin shaft upper end rotating shaft (22), the left pin shaft upper end rotating shaft (22) is movably arranged in the left pin shaft upper end rotating shaft movable embedding hole (21), a locking plate (24) is movably arranged on the top end face of a front side supporting plate (7), mei Huaxiao (25) is arranged on the lower bottom face of the left end of the locking plate (24), and the quincuncial pin (25) is inserted into the left pin shaft upper end rotating shaft movable embedding hole (21) from the upper side and then is matched with the quincuncial counter bore (23) to be spliced together.
2. The portable combined fastening and supporting device for the concrete polygonal column casting formwork is characterized in that a right pin shaft installation groove (14) is formed in the right end elevation of a front side supporting plate (7), a right pin shaft (15) is movably arranged in the right pin shaft installation groove (14), a right side clamping plate (16) is connected with the right pin shaft (15), the right side clamping plate (16) is clamped on the outer side elevation of the right side vertical formwork (3), the structure in the right pin shaft installation groove (14) is identical to the structure in the left pin shaft installation groove (10), another Mei Huaxiao is arranged on the lower bottom surface of the right end of a locking plate (24), and the other Mei Huaxiao is matched and spliced with the right pin shaft (15); a C-shaped clamping sleeve is formed by the front side supporting plate (7), the left side clamping plate (13) and the right side clamping plate (16), and is clamped on the outer side vertical surfaces of the left side vertical template (1), the front side vertical template (2) and the right side vertical template (3), and the shape of a C opening of the C-shaped clamping sleeve is the same as the outer contour formed by the left side vertical template (1), the front side vertical template (2) and the right side vertical template (3).
3. The portable combined fastening and supporting device for the concrete polygonal column casting formwork according to claim 1 or 2, wherein a tension spring installation chamber (26) is arranged in the front side supporting plate (7), a tension spring (27) is arranged in the tension spring installation chamber (26), the upper end of the tension spring (27) is connected with a pull rod (28), and the pull rod (28) is connected with the middle part of the lower bottom surface of the locking plate (24) after penetrating out of the upper end surface of the front side supporting plate (7); a foldable vertical supporting rod (29) is arranged between the middle part of the front inclined supporting rod (9) and the ground.
4. The portable combined fastening and supporting device of the concrete polygonal column casting formwork according to claim 2, characterized in that a second C-shaped clamping sleeve (17) is arranged on the concrete polygonal column casting formwork, the structure of the second C-shaped clamping sleeve (17) is identical to that of the C-shaped clamping sleeve, and a second diagonal brace (18) is arranged between the second C-shaped clamping sleeve (17) and the ground; the second C-shaped clamping sleeve (17) is arranged adjacently or oppositely to the C-shaped clamping sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322284774.9U CN220927520U (en) | 2023-08-24 | 2023-08-24 | Convenient combined fastening and supporting device for concrete polygonal column casting formwork |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322284774.9U CN220927520U (en) | 2023-08-24 | 2023-08-24 | Convenient combined fastening and supporting device for concrete polygonal column casting formwork |
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| CN220927520U true CN220927520U (en) | 2024-05-10 |
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| CN202322284774.9U Active CN220927520U (en) | 2023-08-24 | 2023-08-24 | Convenient combined fastening and supporting device for concrete polygonal column casting formwork |
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| CN (1) | CN220927520U (en) |
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- 2023-08-24 CN CN202322284774.9U patent/CN220927520U/en active Active
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