CN113977746A - Prefabricated platform of roofing air discharge cap concrete pier - Google Patents
Prefabricated platform of roofing air discharge cap concrete pier Download PDFInfo
- Publication number
- CN113977746A CN113977746A CN202111324356.7A CN202111324356A CN113977746A CN 113977746 A CN113977746 A CN 113977746A CN 202111324356 A CN202111324356 A CN 202111324356A CN 113977746 A CN113977746 A CN 113977746A
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- prefabricated
- groove
- limiting
- magic
- guide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0014—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Revetment (AREA)
Abstract
The invention relates to the technical field of prefabrication of concrete piers of roof exhaust caps, in particular to a prefabricated platform of concrete piers of roof exhaust caps, which comprises a prefabricated frame, wherein a limiting ring is arranged in the middle of the top end of the prefabricated frame, a prefabricated mold for protecting an exhaust hole is arranged on the limiting ring in a matched mode, fixed grooves are formed in the surface of the prefabricated frame, a plurality of groups of the fixed grooves are formed, the cross sections of the fixed grooves are of a structure shaped like the Chinese character 'Contraband', supporting and limiting assemblies are arranged inside the fixed grooves, connecting assemblies are arranged on the surfaces of the prefabricated molds, and the supporting and limiting assemblies are matched with the connecting assemblies to support and limit the prefabricated molds so as to prevent the prefabricated molds from inclining; the beneficial effects are that: the prefabricated frame center is provided with the spacing ring, and inside placing the spacing ring with prefabricated mould, the spacing subassembly of support that prefabricated frame surface set up carries on spacingly to prefabricated mould, and the guide bar drives the direction slider at the inside horizontal or longitudinal rotation of loop bar with the guide way cooperation, drives the ejector pin and stretches out and draws back in the loop bar is inside to be connected the cooperation with the prefabricated mould of co-altitude not and support, prevent the slope of prefabricated mould.
Description
Technical Field
The invention relates to the technical field of prefabrication of concrete piers of roof exhaust caps, in particular to a prefabricated platform of concrete piers of roof exhaust caps.
Background
In the building engineering, the concrete piers of the roof exhaust cap have small volume, large quantity and high molding requirement, the problems of pollution to exhaust holes, high cost, non-centering and the like easily occur in the roof cast-in-place process, and the beautiful appearance of the roof is influenced; and the self-mixing concrete is usually adopted for pouring, and the abutment is not guaranteed, so that the invention provides the prefabricated platform for the roof exhaust cap concrete abutment for solving the problems.
Disclosure of Invention
The invention aims to provide a prefabricated platform for a roof exhaust cap concrete pier, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a roofing air discharge cap concrete mound prefabricated platform, including prefabricated frame, prefabricated frame top is provided with the spacing ring between two parties, the spacing ring cooperation is provided with the prefabricated mould that is used for the exhaust hole of protection, the fixed slot has been seted up on prefabricated frame surface, the multiunit has been seted up to the fixed slot, and transversal personally submit "Contraband" font structure, fixed slot inside is provided with supports spacing subassembly, prefabricated mould surface is provided with coupling assembling, and it is spacing to support the prefabricated mould with the coupling assembling cooperation, prevent the slope of prefabricated mould, and it is spacing with the axle center to prefabricated mould and spacing ring.
Preferably, the prefabricated mould is "T" font structure, and prefabricated mould lower extreme is round platform column structure, and prefabricated mould lower extreme transversal personally submits the isosceles trapezoid promptly, and isosceles trapezoid inclined plane inclination is 2 to 5.
Preferably, coupling assembling includes connecting block and connecting axle that fixed block, fixed block bottom are connected, and coupling assembling is provided with the multiunit, and uses prefabricated mould axial lead to be the circumference distribution as the centre of a circle, and the fixed block is fixed at prefabricated mould protrusion end lower surface, and two sets of connecting blocks and a set of fixed block cooperation, and the connecting axle passes two sets of connecting blocks and is spacing to supporting spacing subassembly.
Preferably, support spacing subassembly spacing including ejector pin, ejector pin complex loop bar, guide assembly, adhesion subassembly, slip subassembly and accomodate spacing subassembly, the ejector pin surface is provided with the through-hole, and the through-hole is spacing to the ejector pin with the connecting axle cooperation, and guide assembly sets up on the loop bar surface, and the adhesion subassembly sets up on the ejector pin surface, and the loop bar bottom is rotated with the fixed slot through the pivot and is connected.
Preferably, the guide assembly comprises a guide rod and a guide groove matched with the guide rod, the guide groove is formed in the surface of the loop bar and comprises a longitudinal guide groove and a transverse guide groove, and the longitudinal guide groove and the transverse guide groove limit the guide rod.
Preferably, the adhesion subassembly includes that the magic is female to paste and the female cooperation magic subsides of magic, and the magic is female to paste all to set up on the ejector pin surface with the magic, and the magic is sub to paste the winding ejector pin after with the female cooperation of pasting of magic is spacing to accomodating spacing subassembly.
Preferably, the sliding assembly comprises a guide sliding block and a guide sliding block matched sliding groove, the sliding groove is formed in the surface of the loop bar, the guide sliding block is of a cylindrical structure, and the guide sliding block is arranged inside the sliding groove and connected with a guide rod on the surface.
Preferably, telescopic slot has been seted up to loop bar top surface, and the ejector pin is pegged graft inside the loop bar through telescopic slot, and ejector pin bottom surface is provided with the turn trough, and the guide slider surface is provided with the turning block, and through turning block and turn trough cooperation, the ejector pin rotates with the guide slider to be connected, and telescopic slot diameter is greater than the ejector pin diameter and pastes or the thickness is pasted to the female subsides of magic or magic, and spout and guide slider diameter are greater than telescopic slot diameter, and telescopic slot and the coaxial center setting of spout.
Preferably, accomodate spacing subassembly including accomodating the groove, accomodate groove complex dwang, spacing spring, the spacing groove that spacing spring one end is connected, gag lever post and the top that the other end is connected are held the subassembly, accomodate the groove and set up at the ejector pin lower surface, and transversal personally submit "Contraband" font structure, the dwang setting is being accomodate inslot portion and is being rotated with the ejector pin and be connected, the gag lever post is seted up on the dwang surface, the gag lever post passes through the spacing groove and pegs graft inside the dwang, and the gag lever post is "T" font structure, the gag lever post top is provided with the stopper, the stopper is the arc, accomodate groove one end and dwang cooperation and accomodate the dwang, the other end is the arcuation and accomodates the stopper, female subsides of magic and the subsides all set up and accomodate the groove middle-end, magic subsides and magic subsides the cooperation and accomodate the spacing to the dwang.
Preferably, the jacking component comprises a jacking spring, a jacking groove connected with one end of the jacking spring and a jacking block arranged at the other end of the jacking spring, the jacking groove is arranged on the surface of the accommodating groove, the cross section of the jacking groove is of an Contraband-shaped structure, and the jacking block and the jacking groove are matched to jack the rotating rod.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the center of the prefabricated frame is provided with the limiting ring, the prefabricated mold is placed in the limiting ring, the supporting and limiting assembly arranged on the surface of the prefabricated frame limits the prefabricated mold, the guide rod is matched with the guide groove to drive the guide sliding block to transversely or longitudinally rotate in the loop bar and drive the ejector rod to stretch in the loop bar, so that the prefabricated mold is connected with the prefabricated molds with different heights to be matched and supported, and the prefabricated mold is prevented from inclining.
2. The magic female sticker and the magic sub sticker are matched to accommodate the rotating rod in the rotating rod, the jacking component is matched with the limiting component, the limiting component is ejected out of the accommodating groove, the limiting spring horizontally ejects the limiting rod, the limiting blocks arranged at the top end of the limiting rod abut against the surface of the prefabricated mold, the plurality of groups of limiting blocks abut against the prefabricated mold at the same time to horizontally limit the prefabricated mold, the prefabricated mold and the limiting ring are coaxially arranged, and the prefabricated mold is placed on the upper end of the exhaust hole to protect the exhaust hole.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a support and position-limiting assembly according to the present invention;
FIG. 3 is a schematic rear perspective view of the support and position limiting assembly of the present invention;
FIG. 4 is a perspective view of the guide assembly of the present invention;
FIG. 5 is a schematic perspective view of a spacing assembly according to the present invention;
FIG. 6 is a schematic cross-sectional view of the support and stop assembly of the present invention;
fig. 7 is an enlarged schematic view of the structure of fig. 6 at a.
In the figure: prefabricated frame 1, ejector pin 2, loop bar 3, guide way 4, vertical guide way 41, horizontal guide way 42, fixed slot 5, fixed block 6, connecting block 7, connecting axle 8, female 9, the subsides of magic 10, guide bar 11, pivot 12, dwang 13, gag lever post 14, stopper 15, flexible groove 16, guide slider 17, accomodate groove 18, top and hold piece 19, the groove 20 that changes, the turning block 21, spout 22, spacing groove 23, spacing spring 24, top and hold spring 25, top and hold groove 26, through-hole 27, prefabricated mould 28, spacing ring 29.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: a roof exhaust cap concrete pier prefabrication platform comprises a prefabrication frame 1, wherein a limiting ring 29 is arranged in the center of the top end of the prefabrication frame 1, a prefabrication mold 28 used for protecting an exhaust hole is arranged on the limiting ring 29 in a matched mode, fixing grooves 5 are formed in the surface of the prefabrication frame 1, a plurality of groups of the fixing grooves 5 are formed, the cross sections of the fixing grooves are of a structure shaped like the Chinese character 'Contraband', a supporting limiting assembly is arranged inside each fixing groove 5, a connecting assembly is arranged on the surface of the prefabrication mold 28, the supporting limiting assembly is matched with the connecting assembly to support and limit the prefabrication mold 28, the prefabrication mold 28 is prevented from inclining, and the prefabrication mold 28 and the limiting ring 29 are coaxially limited; prefabricated mould 28 is "T" font structure, and prefabricated mould 28 lower extreme is round platform column structure, and prefabricated mould 28 lower extreme transversal personally submits down isosceles trapezoid promptly, and isosceles trapezoid inclined plane inclination is 2 to 5.
The invention can be further arranged in that the connecting assembly comprises a fixed block 6, connecting blocks 7 connected with the bottom ends of the fixed blocks 6 and connecting shafts 8, the connecting assembly is provided with a plurality of groups, the groups are distributed in a circle by taking the axial lead of the prefabricated mould 28 as the center of circle, the fixed blocks 6 are fixed on the lower surface of the protruding end of the prefabricated mould 28, the two groups of connecting blocks 7 are matched with one group of fixed blocks 6, and the connecting shafts 8 penetrate through the two groups of connecting blocks 7 to limit the supporting and limiting assembly.
The device can be further arranged in a way that the supporting and limiting assembly is limited by the ejector rod 2, the loop bar 3 matched with the ejector rod 2, the guide assembly, the adhesion assembly, the sliding assembly and the containing and limiting assembly, the through hole 27 is formed in the surface of the ejector rod 2, the through hole 27 is matched with the connecting shaft 8 to limit the ejector rod 2, the guide assembly is arranged on the surface of the loop bar 3, the adhesion assembly is arranged on the surface of the ejector rod 2, and the bottom end of the loop bar 3 is rotatably connected with the fixed groove 5 through the rotating shaft 12.
The invention can be further arranged in that the guide assembly comprises a guide rod 11 and a guide groove 4 matched with the guide rod 11, the guide groove 4 is arranged on the surface of the loop bar 3, the guide groove 4 comprises a longitudinal guide groove 41 and a transverse guide groove 42, and the longitudinal guide groove 41 and the transverse guide groove 42 limit the guide rod 11; the adhesion assembly comprises a magic female tape 9, a magic female tape 9 and a magic sub tape 10, the magic female tape 9 and the magic sub tape 10 are both arranged on the surface of the ejector rod 2, and the magic sub tape 10 is wound on the ejector rod 2 and then matched with the magic female tape 9 to limit the accommodating limiting assembly; the sliding assembly comprises a guide sliding block 17 and a sliding groove 22 matched with the guide sliding block 17, the sliding groove 22 is formed in the surface of the loop bar 3, the guide sliding block 17 is of a cylindrical structure, and the guide sliding block 17 is arranged inside the sliding groove 22 and is connected with a guide rod 11 in the surface; telescopic slot 16 has been seted up to 3 top surfaces of loop bar, 2 ejector pins are pegged graft inside loop bar 3 through telescopic slot 16, 2 bottom surface of ejector pin are provided with turn trough 20, guide slide 17 surface is provided with turning block 21, through turning block 21 and turn trough 20 cooperation, ejector pin 2 rotates with guide slide 17 to be connected, 16 diameters in telescopic slot are greater than 2 diameters of ejector pin and the female 9 or the 10 thickness of subsides of magic son of subsides of magic, spout 22 and guide slide 17 diameters are greater than 16 diameters in telescopic slot, and telescopic slot 16 sets up with the axle center with spout 22.
The invention can be further arranged that the accommodating and limiting assembly comprises an accommodating groove 18, a rotating rod 13 matched with the accommodating groove 18, a limiting spring 24, a limiting groove 23 connected with one end of the limiting spring 24, a limiting rod 14 connected with the other end and a jacking assembly, the accommodating groove 18 is arranged on the lower surface of the ejector rod 2, the cross section of the accommodating groove 18 is in a structure like the letter 'Contraband', the rotating rod 13 is arranged in the accommodating groove 18 and is rotatably connected with the ejector rod 2, the limiting groove 23 is arranged on the surface of the rotating rod 13, the limiting rod 14 is inserted in the rotating rod 13 through the limiting groove 23, the limiting rod 14 is in a structure like the letter 'T', the top end of the limiting rod 14 is provided with a limiting block 15, the limiting block 15 is in an arc-shaped plate, one end of the accommodating groove 18 is matched with the rotating rod 13 to accommodate the rotating rod 13, the other end is in an arc shape and is matched with the limiting block 15 to accommodate the limiting block, the magic mother sticker 9 and the magic son sticker 10 are both arranged at the middle end of the accommodating groove 18, the magic female tape 9 and the magic sub tape 10 are matched to accommodate and limit the rotating rod 13; the jacking component comprises a jacking spring 25, a jacking groove 26 connected with one end of the jacking spring 25 and a jacking block 19 arranged at the other end of the jacking spring, the jacking groove 26 is arranged on the surface of the accommodating groove 18, the cross section of the jacking groove is in a structure like Contraband, and the jacking block 19 is matched with the jacking groove 26 to jack the rotating rod 13.
The working principle is as follows: firstly, the prefabricated frame 1 is placed above a pier needing to be poured, then the prefabricated mould 28 is placed inside the limiting ring 29, the supporting and limiting component is taken out from the inside of the fixed groove 5, at the moment, the guide rod 11 is matched with the longitudinal guide groove 41, the guide rod 11 drives the guide sliding block 17 to slide upwards, so as to drive the ejector rod 2 to extend out from the inside of the loop bar 3, then the guide sliding block 17 is limited through the cooperation of the guide rod 11 and the transverse guide groove 42, so as to limit the bottom end of the ejector rod 2 through the cooperation of the rotary groove 20 and the rotary block 21, then the top end of the ejector rod 2 is limited through the cooperation of the connecting shaft 8 and the through hole 27, so that the loop bar 3 and the ejector rod 2 support the prefabricated mould 28, the prefabricated mould 28 is prevented from inclining, the magic female sticker 9 is not matched with the magic sub sticker 10, the jacking component jacks out the limiting component, namely, the jacking block 19 jacks out the rotary rod 13 through the jacking spring 25, the limiting springs 24 horizontally push out the limiting rods 14 until the limiting blocks 15 abut against the surface of the prefabricated mold 28, the multiple groups of limiting blocks 15 abut against the prefabricated mold 28 at the same time, the prefabricated mold 28 is transversely limited, the prefabricated mold 28 and the limiting rings 29 are coaxially arranged, the prefabricated mold 28 is placed on the upper ends of the exhaust holes to protect the exhaust holes, and then concrete piers are poured;
pour the completion, at first press the gag lever post 14 to dwang 13 inside, place after pressing the completion and accomodate groove 18 inside, paste 9 and the cooperation of magic son through the magic mother and accomodate dwang 13 inside dwang 13, then with connecting axle 8 cancellation to ejector pin 2 spacing, through guide bar 11 and the cooperation of guide way 4, accomodate ejector pin 2 inside loop bar 3, then accomodate loop bar 3 inside fixed slot 5, thereby accomplish accomodating supporting spacing subassembly, then extract prefabricated mould 28, because prefabricated mould 28 bottom is provided with the inclination, make things convenient for prefabricated mould 28 drawing die, thereby accomplish pouring to the concrete mound.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a roofing air discharge cap concrete pier prefabricated platform, includes prefabricated frame (1), its characterized in that: prefabricated frame (1) top is provided with spacing ring (29) between two parties, spacing ring (29) cooperation is provided with prefabricated mould (28) that are used for the exhaust hole of protection, fixed slot (5) have been seted up on prefabricated frame (1) surface, the multiunit has been seted up in fixed slot (5), and transversal personally submit "Contraband" font structure, fixed slot (5) inside is provided with supports spacing subassembly, prefabricated mould (28) surface is provided with coupling assembling, and it is spacing to support prefabricated mould (28) with the coupling assembling cooperation, prevent prefabricated mould (28) slope, and it is spacing with the axle center to prefabricated mould (28) and spacing ring (29).
2. The prefabricated platform of roofing air discharge cap concrete pier of claim 1, characterized in that: prefabricated mould (28) are "T" font structure, and prefabricated mould (28) lower extreme is round platform column structure, and prefabricated mould (28) lower extreme transversal personally submits down isosceles trapezoid promptly, and isosceles trapezoid inclined plane inclination is 2 to 5.
3. The prefabricated platform of roofing air discharge cap concrete mound of claim 2, characterized in that: coupling assembling includes connecting block (7) and connecting axle (8) that fixed block (6), fixed block (6) bottom are connected, and coupling assembling is provided with the multiunit, and uses prefabricated mould (28) axial lead to be the circumference distribution as the centre of a circle, and fixed block (6) are fixed at prefabricated mould (28) protrusion end lower surface, and two sets of connecting blocks (7) and a set of fixed block (6) cooperation, and connecting axle (8) pass two sets of connecting blocks (7) spacing to supporting spacing subassembly.
4. The prefabricated platform of roofing air discharge cap concrete mound of claim 3, characterized in that: support spacing subassembly spacing including ejector pin (2), ejector pin (2) complex loop bar (3), direction subassembly, adhesion subassembly, slip subassembly and accomodate spacing subassembly, ejector pin (2) surface is provided with through-hole (27), and through-hole (27) are spacing to ejector pin (2) with connecting axle (8) cooperation, and the direction subassembly sets up on loop bar (3) surface, and the adhesion subassembly sets up on ejector pin (2) surface, and loop bar (3) bottom is rotated through pivot (12) and fixed slot (5) and is connected.
5. The prefabricated platform of roofing air discharge cap concrete pier of claim 4, characterized in that: the guide assembly comprises a guide rod (11) and a guide groove (4) matched with the guide rod (11), the guide groove (4) is formed in the surface of the loop bar (3), the guide groove (4) comprises a longitudinal guide groove (41) and a transverse guide groove (42), and the longitudinal guide groove (41) and the transverse guide groove (42) limit the guide rod (11).
6. The prefabricated platform of roofing air discharge cap concrete piers of claim 5, characterized in that: the adhesion subassembly includes that the female subsides of magic (9) and the female subsides of magic (9) cooperate the sub-subsides of magic (10), and the female subsides of magic (9) all set up on ejector pin (2) surface with the sub-subsides of magic (10), and the sub-subsides of magic (10) twine behind ejector pin (2) with the female cooperation of pasting of magic (9) spacing subassembly of accomodating.
7. The prefabricated platform of roofing air discharge cap concrete mound of claim 6, characterized in that: the sliding assembly comprises a guide sliding block (17) and a guide sliding block (17) matched sliding groove (22), the sliding groove (22) is formed in the surface of the loop bar (3), the guide sliding block (17) is of a cylindrical structure, and the guide sliding block (17) is arranged inside the sliding groove (22) and is connected with a guide rod (11) on the surface.
8. The prefabricated platform of roofing air discharge cap concrete piers of claim 7, characterized in that: telescopic groove (16) have been seted up on loop bar (3) top surface, ejector pin (2) are pegged graft inside loop bar (3) through telescopic groove (16), ejector pin (2) bottom surface is provided with turn trough (20), direction slider (17) surface is provided with turning block (21), cooperate through turning block (21) and turn trough (20), ejector pin (2) rotate with direction slider (17) and are connected, telescopic groove (16) diameter is greater than ejector pin (2) diameter and female subsides of magic (9) or the magic is pasted (10) thickness, spout (22) and direction slider (17) diameter are greater than telescopic groove (16) diameter, and telescopic groove (16) and spout (22) set up with the axle center.
9. The prefabricated platform of roofing air discharge cap concrete mound of claim 6, characterized in that: the accommodating limiting assembly comprises an accommodating groove (18), a rotating rod (13) matched with the accommodating groove (18), a limiting spring (24), a limiting groove (23) connected with one end of the limiting spring (24), a limiting rod (14) connected with the other end and a jacking assembly, the accommodating groove (18) is arranged on the lower surface of the ejector rod (2), the cross section of the accommodating groove is in a structure shaped like 'Contraband', the rotating rod (13) is arranged inside the accommodating groove (18) and is rotatably connected with the ejector rod (2), the limiting groove (23) is arranged on the surface of the rotating rod (13), the limiting rod (14) is inserted into the rotating rod (13) through the limiting groove (23), the limiting rod (14) is in a structure shaped like 'T', the top end of the limiting rod (14) is provided with a limiting block (15), the limiting block (15) is in an arc shape, one end of the accommodating groove (18) is matched with the rotating rod (13) to accommodate the rotating rod (13), the other end is in an arc shape and is matched with the limiting block (15) to accommodate the limiting block (15), female subsides of magic (9) and the son subsides of magic (10) all set up and accomodate groove (18) middle-end, and the cooperation of the female subsides of magic (9) and the son subsides of magic (10) is accomodate spacingly to dwang (13).
10. The prefabricated platform of roofing air discharge cap concrete pier of claim 9, characterized in that: the jacking component comprises a jacking spring (25), a jacking groove (26) connected with one end of the jacking spring (25) and a jacking block (19) arranged at the other end of the jacking spring, the jacking groove (26) is arranged on the surface of the accommodating groove (18), the cross section of the jacking groove is of a structure shaped like Contraband, and the jacking block (19) is matched with the jacking groove (26) to jack the rotating rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324356.7A CN113977746B (en) | 2021-11-10 | 2021-11-10 | Prefabricated platform of roofing air discharge cap concrete mound |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324356.7A CN113977746B (en) | 2021-11-10 | 2021-11-10 | Prefabricated platform of roofing air discharge cap concrete mound |
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| CN113977746A true CN113977746A (en) | 2022-01-28 |
| CN113977746B CN113977746B (en) | 2023-04-07 |
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| CN113977746B (en) | 2023-04-07 |
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