CN115354757A - Installation embedded part for installing stand column on cast-in-place concrete structure body - Google Patents
Installation embedded part for installing stand column on cast-in-place concrete structure body Download PDFInfo
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- CN115354757A CN115354757A CN202211041290.5A CN202211041290A CN115354757A CN 115354757 A CN115354757 A CN 115354757A CN 202211041290 A CN202211041290 A CN 202211041290A CN 115354757 A CN115354757 A CN 115354757A
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- 238000009434 installation Methods 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 61
- 239000010959 steel Substances 0.000 claims abstract description 61
- 238000003825 pressing Methods 0.000 claims abstract description 46
- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 16
- 238000011065 in-situ storage Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 238000009415 formwork Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 239000002023 wood Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000004873 anchoring Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4114—Elements with sockets
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- Joining Of Building Structures In Genera (AREA)
Abstract
The application discloses an installation of installation stand buries piece on cast in situ concrete structure. In the technical scheme, aiming at a cast-in-place concrete structure body taking a steel template for concrete cast-in-place as a construction template, when an embedded part needs to be installed on a stand column installed on the structure body, a plurality of groups of sleeve bolts are embedded in the cast-in-place concrete structure body firstly, namely, a base plate and the sleeve bolts are fixed on a bolt positioning plate by adopting fixing bolts, the position of the bolt positioning plate relative to the cast-in-place concrete steel template is adjusted according to the positioning position of the sleeve bolts, then the bolt positioning plate is tightly pressed on a steel template frame by a pressing device and is positioned by precisely adjusting the bolt positioning plate, a compression nut is fastened, the accurate positioning of the plurality of groups of sleeve bolts is realized, the stand column installation quality is improved, and before the stand column is installed, the embedded sleeve bolt group can not be damaged so as to achieve the purpose of quick installation.
Description
Technical Field
The application relates to the technical field of concrete column construction, in particular to an installation embedded part for installing a column on a cast-in-place concrete structure body.
Background
In engineering construction, vertical rod type components such as lamps, rods, guardrails and barriers are commonly installed on a cast-in-place concrete wall, the installation of the stand column on the cast-in-place concrete wall is generally realized by fixing screw bolts by using embedded stand columns, and the embedded screw bolts for installing the fixed stand columns are generally combined into a group by four, six, eight and other embedded screw bolts in different quantities. The common single embedded screw type anchor bolt is a 7-shaped bent threaded rod, and the part of the threaded rod exposed outside the cast-in-place concrete is connected with a vertical column mounting and fixing flange plate; the embedded part is partially bent into a 7-shaped part in the concrete to provide embedded anchoring force. The screw type anchor bolt group needs to be pre-embedded when a cast-in-place concrete wall is poured, after the concrete is solidified and demoulded, the screw type anchor bolt group at each stand column position needs to be accurately positioned, and the space of the screw type anchor bolt group and the height of the exposed screw rod need to be consistent; the pre-buried angle of location of screw anchor bolt group will guarantee that the stand is on an on-line when connecting the installation stand, and can pass stand installation flange smoothly.
In the related art, the screw anchor group is embedded, and a common construction method is that the embedded screw group penetrates through a base plate to form an anchor bolt combination before concrete pouring of a cast-in-place concrete wall, an anchor rod of the screw anchor group is inserted into a structural rib of the cast-in-place concrete wall, the screw anchor group, the structural rib and an auxiliary positioning reinforcing rib are bound and welded and fixed, and then a cast-in-place concrete steel formwork is installed to carry out concrete pouring construction, or the screw anchor group is welded and fixed with a steel formwork through the auxiliary positioning rib after the cast-in-place concrete steel formwork is installed to pour concrete. Be connected screw anchor bolt group with the structure muscle fixedly, not only can increase supplementary fixed material, outside increasing the installation cost, and can be because of during the cast-in-place construction of concrete, receive the concrete unloading impact, the extrusion expansion deformation isoaction of flowing extrusion structure muscle and concrete to the steel form, cause structure muscle aversion and steel form deformation to drive screw anchor bolt group displacement, partial, cause installation quality defect, simultaneously when concrete placement pre-buried screw anchor bolt group, easily cause the pollution to screw anchor bolt group exposure lead screw, and expose lead screw to the fact the collision or other damages to the screw anchor bolt because of the accident before in the work progress or later stage installation stand, it is very difficult to restore, cause the influence for the column mouting, also delay the time limit for a project simultaneously.
Disclosure of Invention
In view of this, the present application provides an installation embedded part for installing a column on a cast-in-place concrete structure, which can improve the installation quality of the column on the cast-in-place concrete structure.
The application provides a cast mounting of installing stand on concrete structure buries piece includes:
at least one sleeve bolt for pre-embedding and installing in the cast-in-place concrete structure body;
the middle part of the bolt positioning plate is provided with a first mounting hole, and the end part of the bolt positioning plate is provided with a second mounting hole;
the screw rod part of the fixing bolt is in threaded connection with the sleeve bolt after penetrating through the first mounting hole so as to form locking force on the middle part of the bolt positioning plate;
and the pressing device penetrates through the second mounting hole to press the end part of the bolt positioning plate on the steel template.
Optionally, closing device includes layering, gland nut, square cap bolt, square nut, button head screw rod, the screw portion of square cap bolt is wearing to establish and passing behind the steel form spiro union gland nut, the one end of button head screw rod is passed through rotating-structure and is connected the layering, the other end of button head screw rod is passing behind the steel form spiro union square nut.
Optionally, the pressing device further comprises an anti-dropping rope, and two ends of the anti-dropping rope are respectively connected with the round-head screw and the square nut.
Optionally, the compression device further comprises a spring, and the spring is mounted on the round-head screw or the square-cap bolt.
Optionally, the pressing device further comprises a bayonet lock sleeved on the square cap bolt.
Optionally, the fixing device further comprises a base plate, and the screw portion of the fixing bolt sequentially penetrates through the bolt positioning plate and is in threaded connection with the sleeve bolt behind the base plate.
Optionally, the sleeve bolt includes an inner thread sleeve, a screw bolt screwed with the inner thread sleeve, an anchor plate disposed on the anchor screw, and a nut for screwing the screw bolt.
Optionally, the anchor assembly further includes a spacer nut for lining the inner wire sleeve.
Optionally, a surface of the bolt positioning plate, which is used for being in contact with the pressing device, is provided with a nicked frosting layer.
Optionally, the bolt positioning plate is provided with scale marks.
In the technical scheme, aiming at a cast-in-place concrete structure body taking a steel template for concrete cast-in-place as a construction template, when an embedded part needs to be installed on a stand column installed on the structure body, a plurality of groups of sleeve bolts are embedded in the cast-in-place concrete structure body firstly, namely, a base plate and the sleeve bolts are fixed on a bolt positioning plate by adopting fixing bolts, the position of the bolt positioning plate relative to the cast-in-place concrete steel template is adjusted according to the positioning position of the sleeve bolts, then the bolt positioning plate is tightly pressed on a steel template frame by a pressing device and is positioned by precisely adjusting the bolt positioning plate, a compression nut is fastened, the accurate positioning of the plurality of groups of sleeve bolts is realized, the stand column installation quality is improved, and before the stand column is installed, the embedded sleeve bolt group can not be damaged so as to achieve the purpose of quick installation.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a viewing angle at which an embedded sleeve bolt is installed on a cast-in-place concrete wall provided by the embodiment of the application.
Fig. 2 is a schematic structural view of another view angle of the column for installing the embedded sleeve bolt on the cast-in-place concrete wall provided by the embodiment of the application.
Fig. 3 is a schematic structural diagram of a viewing angle of a pre-embedded sleeve bolt group in a cast-in-place concrete wall according to an embodiment of the present application.
Fig. 4 is a schematic structural diagram of another view angle of a pre-embedded sleeve bolt set in a cast-in-place concrete wall according to an embodiment of the present application.
Fig. 5 is a schematic structural view of a viewing angle at which the embedded sleeve bolt groups are fixedly installed when the steel form for the cast-in-place concrete wall according to the embodiment of the present application is constructed.
Fig. 6 is a schematic structural view of another view angle at which the embedded sleeve bolt groups are fixedly installed when the cast-in-place concrete wall steel form is constructed according to the embodiment of the present application.
Fig. 7 is a schematic structural view of another view angle at which the embedded sleeve bolt groups are fixedly installed when the cast-in-place concrete wall steel form is constructed according to the embodiment of the present application.
Fig. 8 is a schematic diagram of the operation of assembling the bolt positioning plate and the bolt of the fixing and pre-embedding sleeve of the pressing device in the embodiment of the present application.
Fig. 9 is a schematic working diagram of the bolt positioning plate and the pressing device for fixing the bolt group of the embedded sleeve in an exploded manner according to the embodiment of the present application.
Fig. 10 is a schematic structural diagram of a sleeve bolt provided in an embodiment of the present application.
Fig. 11 is a schematic structural view of a bolt positioning plate according to an embodiment of the present application.
Fig. 12 is a schematic structural diagram of a viewing angle when the pressing device structure provided by the embodiment of the present application is assembled.
Fig. 13 is a schematic structural diagram of another view angle when the pressing device structure provided by the embodiment of the present application is assembled.
Fig. 14 is a schematic structural diagram illustrating a structure explosion of the pressing device provided in the embodiment of the present application.
Fig. 15 is a schematic structural view of a viewing angle at which the embedded sleeve bolt group is installed and fixed when the formwork support system for a cast-in-place concrete wall is constructed according to the embodiment of the present application.
Fig. 16 is a schematic structural diagram of another view angle at which the embedded sleeve bolt sets are installed and fixed when the cast-in-place concrete wall timber formwork support system is constructed according to the embodiment of the present application.
Wherein the elements in the figures are identified as follows:
1. embedding a sleeve bolt group; 1.1 sleeve bolt; 1.1.1 internal thread sleeve; 1.1.2 a cushion nut; 1.1.3 sleeve screw; 1.1.4 anchor plates; 1.1.5 socket nut; 1.2 backing plates; 1.3 fixing the bolt; 2. positioning a bolt; 3. a pressing device; 3.1 layering; 3.2 pressing the screw cap; 3.3 a square cap bolt; 3.4 a spring; 3.5 clamp pins; 3.6 square screw cap; 3.7 round head screw; 3.8 rope falling prevention; 3.9 pin shaft; 4. casting a concrete wall in situ; 5. a steel form; 6. a column; 7. a wood formwork support system; 8. and (4) screws.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all 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 application.
In the description of the present application, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as implying that the number of indicated technical features is indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
The following disclosure provides many different embodiments or examples for implementing different features of the application. To simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Further, the present application may repeat reference numerals and/or reference letters in the various examples for simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or arrangements discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Referring to fig. 1-16, the present application provides a mounting insert for a cast-in-place concrete column 6, comprising:
at least one sleeve bolt 1.1 for pre-embedding and installing in a cast-in-place concrete structure (such as a cast-in-place concrete wall 4);
the middle part of the bolt positioning plate 2 is provided with a first mounting hole, and the end part of the bolt positioning plate is provided with a second mounting hole;
a fixing bolt 1.3, the screw part of which is threaded with the sleeve bolt 1.1 after penetrating the first mounting hole, so as to form locking force on the middle part of the bolt positioning plate 1.3;
and the pressing device 3 penetrates through the second mounting hole to press the end part of the bolt positioning plate 1.3 on the steel molding plate 5.
<Sleeve bolt>
The number of the sleeve bolts 1.1 can be several, depending on the number of the columns 6 to be installed. A plurality of sleeve bolts 1.1 (for example, 6 shown in fig. 2, 4 and 5) are assembled into the embedded sleeve bolt group 1 through the backing plate 1.2 and the fixing bolts 1.3.
The sleeve bolt 1.1 consists of an internal thread sleeve 1.1.1, a cushion nut 1.1.2, a sleeve screw 1.1.3, an anchor plate 1.1.4 and a sleeve nut 1.1.5. The inner diameter of the inner wire sleeve 1.1.1 is matched with the diameter of a mounting bolt of the upright post 6, and the length is determined according to the mounting stress requirement of the upright post 6, the requirement of the sleeve screw 1.1.3 and the anchor plate 1.1.4 which are embedded in concrete for providing anchoring force, the depth adjustment working space for screwing the mounting bolt and the screw into the inner wire sleeve 1.1.1; the sleeve screw 1.1.3 is a screw with threads at two ends, and the length of the screw is determined according to the stress requirement and the embedded depth requirement of the adjusting screw screwed into the inner thread sleeve 1.1.1 and the anchor plate 1.1.4; the thickness of the anchor plate 1.1.4 is designed according to the stress requirement, the anchor plate is preferably designed to be square, the square is larger than the stress of a circle with the same diameter, a circular inner thread hole is formed in the center of the anchor plate 1.1.4, the diameter of the inner thread hole is matched with the diameter of the anchor rod, and the inner thread is matched with a screw of the sleeve screw rod 1.1.3. The central belt of the anchor plate 1.1.4 is provided with the screw hole, so that when the screw rod is arranged on the anchor plate 1.1.4, the anchor plate 1.1.4 can not freely move relative to the sleeve screw rod 1.1.3, and the purpose of ensuring the anchoring force by the embedding depth of the anchor plate 1.1.4 is achieved. The nut plays a role in fastening the anchor plate 1.1.4 on the screw rod, and plays a role in strengthening the insufficient tension force of the wire in the central hole of the anchor plate 1.1.4.
The shape and size of the backing plate 1.2 are determined by a connecting flange at the bottom of the upright post 6 to be installed, a through hole matched with the diameter of a screw rod of the sleeve bolt 1.1 is formed in the backing plate 1.2, the number of the holes is determined by the installation bolt required for installing the upright post 6 or the sleeve bolt 1.1 required to be embedded, and the arrangement of the hole positions is determined by the arrangement of the hole positions of the flange installation holes at the bottom of the upright post 6. In order to ensure the installation accuracy and the construction convenience of the embedded sleeve bolt 1.1, the sleeve bolt 1.1 to be embedded needs to be temporarily fixed and spot-welded on the backing plate 1.2 by the fixing bolt 1.3 according to the hole position on the backing plate 1.2 to form the embedded sleeve bolt group 1.
The fixing bolt 1.3 is matched with the inner thread sleeve 1.1.1, and plays a role in temporarily fixing the embedded sleeve bolt group 1 during assembly and fixing the embedded sleeve bolt group 1 on the bolt positioning plate 1.3 during cast-in-place concrete construction.
<Bolt positioning plate 1.3>
The bolt positioning plate 1.3 is a strip-shaped flat plate with a wide middle part and narrow two ends, and has certain strength and rigidity. The middle part of the bolt positioning plate 1.3 is provided with a first mounting hole for a fixing bolt to pass through so as to be in threaded connection with the sleeve bolt, and on the basis, the number of the first mounting holes can be set according to the number of the sleeve bolts. The middle part of the bolt positioning plate 1.3 is wider than the two end parts, the shape can be determined according to the number of sleeve bolts 1.1 to be embedded and the shape of a connecting flange at the bottom of the upright post 6 to be installed, if four sleeve bolts are in a group, the bolt positioning plate can be square, and if six sleeve bolts are in a group, the bolt positioning plate can be round, and the shape can be consistent with that of the backing plate 1.2 (in the case that the six embedded sleeve bolts 1 are round, the embodiment is described).
The narrow position in both ends of bolt locating plate 1.3 is rectangular shape straight end, becomes symmetrical arrangement and level and smooth transition with the middle part center and links to each other, and its width is no longer than between two holes of 5 frames mounting holes of steel form net distance. The second mounting holes arranged at the proper positions on the two end ends are slotted holes of the perspective template, and when the embedded sleeve bolt group 1 is installed, positioned and paid off to make a positioning mark on the steel template 5, the embedded sleeve bolt group can be checked through the slotted holes to assist in positioning.
Holes for screws 8 to pass through are formed in proper positions of the two straight ends, and when a wood formwork supporting system 7 is adopted in cast-in-place concrete construction, the bolt positioning plates 1.3 can be directly nailed on the wood purlin by the screws 8 according to positioning requirements.
The central line of bolt locating plate 1.3 length direction is annotated and is had the scale mark of using the center as 0 point, when bolt locating plate 1.3 and closing device 3 do not compress tightly completely, strikes bolt locating plate 1.3 and can drive sleeve bolt group and backing plate 1.2 relative template and move and decide to accurate adjustment location, supplementary accurate positioning location's effect.
And carrying out nick sanding treatment at the contact part of the steel template and the pressing device 3, wherein the treatment range of the nick sanding surface is not small and the steel template 5 is connected with the frame width of the steel template 5. The scoring and frosting treatment can increase the friction force between the bolt positioning plate 1.3 and the pressing device 3 (the pressing device 3 and the bolt positioning plate 1.3 contact surface are scored and frosted in the same phase), and the bolt positioning plate 1.3 is prevented from shifting in the concrete construction process due to vibration and other reasons.
<Pressing device>
The pressing device 3 mainly comprises a pressing strip 3.1, a pressing nut 3.2, a square cap bolt 3.3, a spring 3.4, a clamping pin 3.5, a square nut 3.6, a round-head screw rod 3.7, a pin shaft 3.9 and an anti-falling rope 3.8.
The pressing strip 3.1 of the pressing device 3 is in a strip shape, one end of the pressing strip is provided with a groove which is adaptive to the round head thickness of the round head screw rod 3.7, round holes which can penetrate through the pin shaft 3.9 are formed in the edges of the pressing strip 3.1 on the two sides of the groove, the round head screw rod 3.7 is connected with the pressing strip 3.1 through the pin shaft 3.9, and the round head screw rod 3.7 can freely rotate around the pin shaft 3.9 or with the pin shaft 3.9. The other end is provided with a strip-shaped through slotted hole, and the width of the slotted hole is matched with the diameter of a screw rod of the square cap bolt 3.3. The slotted hole has certain length, and when square cap bolt 3.3 passed the mounting hole on the steel form 5 frame and passed the mounting hole on the steel form frame with button head screw rod 3.7 at a pitch of holes and two pitches, layering 3.1 rotated around button head screw rod 3.7, and the length of slotted hole can both make square cap bolt 3.3's screw rod pass the slotted hole and not influenced. The whole contact surface of the batten 3.1 and the bolt positioning plate 1.3 is subjected to nick sanding treatment, so that when the batten 3.1 is tightly pressed on the bolt positioning plate 1.3, enough friction force is generated between the batten 3.1 and the bolt positioning plate to prevent the bolt positioning plate 1.3 from shifting due to vibration and other reasons in the concrete construction process.
The square cap bolt 3.3 is square, the width of the side is slightly narrower than the width of a steel frame of the steel template 5, and when the square cap bolt 3.3 penetrates through a mounting hole in the frame of the steel template 5, a screw rod of the square cap bolt 3.3 is rotated, the square cap of the square cap bolt 3.3 can clamp the template surface of the steel template 5, so that when the square cap bolt 3.3 penetrates through the mounting hole of the steel template 5 and rotates in any direction, the rotation angle of the square cap bolt cannot be larger than 90 degrees, the square cap bolt cannot continue to rotate, and a rotation self-locking effect is achieved. Square cap bolt 3.3 is opened on the screw rod is greater than the appropriate distance of 5 thickness of steel form with square cap connecting portion and is had the through-hole that can pass bayonet lock 3.5, when square cap bolt 3.3 upwards passes 5 frame mounting holes of steel form from down, is adorning bayonet lock 3.5 on the screw rod that has passed the frame mounting hole, can make square cap bolt 3.3 install and not drop when 5 frames of steel form to prevent to install and remove the in-process loss.
The square nut 3.6 is arranged at one end in the round head screw rod 3.7 which passes through the steel template 5 and is square, and the middle part is provided with an inner screw hole which is matched with the round head screw rod 3.7. The width of square nut 3.6 limit slightly is narrower than the steel border width of steel form 5 to when the round head screw rod 3.7 passed on the steel form 5 frame mounting hole and will twist square nut 3.6, square nut 3.6 rotates and is not more than 90 degrees at the angle and can block on the template face of steel form 5, can only install the layering 3.1 of round head screw rod 3.7 through rotating, drive round head screw rod 3.7 and just can install square nut 3.6 on round head screw rod 3.7's screw rod.
One end of the round-head screw rod 3.7 is hollow and round, the thickness of the round-head screw rod does not exceed the diameter of the screw rod, and the round-head screw rod has different strength and rigidity. The hollow part of the hollow circular part is a circular hole, the diameter of the circular hole is matched with the diameters of round holes at the slotted ends of the pin shaft 3.9 and the pressing strip 3.1, and when the round-head screw rod 3.7 is connected with the pin shaft 3.9 and the pressing strip 3.1, the round-head screw rod 3.7 can freely rotate around the pin shaft 3.9 or the pin shaft 3.9. The full length area screw thread of screw rod of button head screw rod 3.7 can freely pass 5 frame mounting holes of steel form, and its diameter and 5 frame mounting holes of steel form match button head screw rod 3.7 and pass and link to each other with square nut 3.6 behind 5 frame mounting holes of steel form dress spring 3.4, form articulated stiff end.
The spring 3.4 is a high-elasticity spring 3.4 with a thicker diameter, and the diameter of the spring is slightly larger than the diameter of the mounting hole of the frame of the steel template 5. High-elastic springs 3.4 are arranged at corresponding positions on the square cap bolts 3.3 and the round head bolts, so that the fastening effect is achieved, and the effect of convenient and quick disassembly is also achieved.
The anti-falling rope 3.8 one end is connected on square nut 3.6, and the other end is connected a diameter and is slightly greater than the ring of button head screw rod 3.7 screw rod diameter, and the ring is worn on the screw rod of button head screw rod 3.7 at square nut 3.6 and the another side of 5 frames of steel form, prevents when playing ann and tear closing device 3 that square nut 3.6 from losing the effect in the operation process, especially when having high altitude construction, can prevent that the high altitude junk from hurting the people.
When the cast-in-place concrete wall 4 adopts the wood formwork support system 7 to carry out cast-in-place concrete construction and pre-embeds the embedded sleeve bolt group 1 in concrete, the bolt positioning plate 1.3 provided with the embedded sleeve bolt group 1 can be directly nailed on a wood beam of the wood formwork support system 7 through 8 holes of the bolts on the bolt positioning plate 1.3 and the bolts 8, so that the purpose of positioning and installing the embedded sleeve bolt group 1 is realized.
The embedded sleeve bolt group 1, the bolt positioning plate 1.3 for installing and positioning the embedded sleeve bolt group, the pressing device 3 and the working principle of the embedded sleeve bolt group can effectively ensure that the embedded sleeve bolt group 1 is embedded on the cast-in-place concrete wall 4 according to the design positioning requirement, the embedded sleeve bolt group 1 can be accurately positioned longitudinally and transversely relative to the cast-in-place concrete wall 4, the positioning and installing direction of the embedded sleeve bolt group 1 is not deviated and turned, the backing plate 1.2 is flush with the top surface of the cast-in-place concrete wall 4, and the embedded sleeve bolt group 1 can be ensured not to be polluted and damaged in the construction and the process of waiting for installing the stand column 6, even if the embedded sleeve bolt group 1 which is installed and reserved for the stand column 6 in the later period is installed in advance, no influence is caused to the outside during the reserving period, no pollution and damage is caused, the smooth installation of the stand column 6 and the smooth installation of the fixing screw rods for installing and connecting the stand column 6 can be ensured, and the effect that the stand column 6 is installed smoothly and the straight and smooth and straight and smooth line type is achieved.
The specific operation process of the technical scheme of the application is described for an application scenario with wider application. It should be noted that this general embodiment is not to be taken as an identification basis for understanding the essential features of the technical problem to be solved by the present application, but is merely exemplary.
The application and implementation process of the steel template 5 is as follows:
s1: deepening design according to the installation positioning principle and the requirement of an upright post 6 to be installed on the cast-in-place concrete wall 4, determining the distribution and positioning of the upright post 6, and simultaneously determining the positioning of the embedded sleeve bolt group 1;
s2: selecting or processing an inner wire sleeve 1.1.1, a screw, a cushion nut 1.1.2, an anchor plate 1.1.4 and a nut according to the installation stress requirement of the upright 6, and installing a connecting flange and processing a backing plate 1.2 and a bolt positioning plate 1.3 according to the full thickness of the cast-in-place concrete wall 4 of the upright 6; processing each part of the pressing device 3;
s3: according to the number and the distribution form of the sleeve bolts 1.1 of the embedded sleeve bolt group 1, when the anchor plates 1.1.4 collide with each other, the anchor plates 1.1.4 of the sleeve bolts 1.1 are determined to be distributed in an avoiding mode, then the sleeve bolts 1.1 and the backing plate 1.2 are assembled together by the fixing bolts 1.3 in sequence, and the internal thread sleeve 1.1.1 and the backing plate 1.2 are welded together in a spot mode one by one; a round-head screw 3.7 of the pressing device 3 is assembled with a batten 3.1 through a pin shaft 3.9, and an anti-falling rope 8 is connected with a square nut 3.6 and a circular ring.
S4: installing and binding 4-body structural steel bars of the cast-in-situ concrete wall;
s5: and (3) paying off and positioning on the bound wall structure steel bars according to the positioning position of the embedded sleeve bolt group 1 which is deeply designed, and temporarily placing the assembled embedded sleeve bolt group 1 according to the distribution condition of the wall structure steel bars. When the embedded sleeve bolt group 1 is installed and the anchor plate 1.1.4 collides with the wall structure rib and is not installed well, the screw rod can be firstly disassembled from the inner thread sleeve 1.1.1 to be flat, the backing plate 1.2 welded with the inner thread sleeve 1.1.1 is firstly placed according to the embedding position, then the screw rod with the anchor plate 1.1.4 is installed on the inner thread sleeve 1.1.1 one by one according to the gaps of the structure rib and is screwed tightly;
s6: installing and fixing an inner steel template 5 and an outer steel template 5 of a cast-in-place concrete wall 4;
s7: accurately paying off, positioning and drawing a positioning mark line on the frame of the installed and fixed steel template 5 according to the designed positioning position of the embedded sleeve bolt group 1;
s8: detaching the fixing bolts 1.3 on the assembled and preliminarily installed embedded sleeve bolt group 1, and connecting and fixing the embedded sleeve bolt group 1 and the bolt positioning plate 1.3 by using the fixing bolts 1.3;
s9: and preliminarily adjusting the bolt positioning plate 1.3 connected with the embedded sleeve bolt group 1 to ensure that the bolt positioning plate 1.3 is basically positioned at the positioning position of the embedded sleeve bolt group 1. Preparing a square nut 3.6 which connects the anti-dropping rope 8 and the circular ring together, threading the circular ring which connects the anti-dropping rope 8 and the square nut 3.6 on a screw rod of a round-head screw rod 3.7 which is connected with the upper pressing strip 3.1, penetrating the screw rod of the round-head screw rod 3.7 through a mounting hole of a nearest steel template 5 frame at the contact part of a bolt positioning plate 1.3 and the steel template 5 frame from top to bottom, installing a spring 3.4 on the screw rod which penetrates through the mounting hole, aligning the square nut 3.6 which is connected with the anti-dropping rope 3.8, rotating the pressing strip 3.1 to drive the round-head screw rod 3.7 to rotate, and installing the square nut 3.6 on the screw rod of the round-head screw rod 3.7 through the clamping resistance of the square nut 3.6 and the steel template 5 surface when the round-head screw rod 3.7 rotates;
in the mounting hole of the nearest steel form 5 frame on the other side of the contact position of the bolt positioning plate 1.3 and the steel form 5 frame, a square cap bolt 3.3 penetrates from bottom to top, and a clamping pin 3.5 is arranged on a screw rod on one side penetrating through the steel frame.
S10: the pressing strip 3.1 is rotated by taking the round-head screw 3.7 as a shaft, the slotted hole on the pressing strip 3.1 is sleeved on the screw which penetrates through the frame of the steel template 5, the distance between the square nuts 3.6 above the round-head screw 3.7 is adjusted according to the tightness degree of the pressing strip 3.1 pressing the bolt positioning plate 1.3 until the pressing strip 3.1 presses the bolt positioning plate 1.3, the spring 3.4 on the square nut 3.6 bears the maximum pressure, then the square nut bolt 3.3 is sleeved on the screw of the square nut bolt 3.3 through the slotted hole pair of the pressing strip 3.1, and the pressing nut 3.2 is installed.
S11: the pressure of the compression nut 3.2 is adjusted to enable the bolt positioning plate 1.3 to move. Through the perspective slotted hole and the scale marks on the bolt positioning plate 1.3, the bolt positioning plate 1.3 is adjusted to drive the embedded sleeve bolt group 1 to be accurately positioned, and the compression nut 3.2 is screwed down to enable the compression bar 3.1 to be tightly pressed on the bolt positioning plate 1.3, so that the embedded sleeve bolt group 1 is accurately positioned according to the design requirement;
s12: and (4) positioning according to other embedded sleeve bolt groups 1 to be embedded, and repeating the steps to complete the embedding of the embedded sleeve bolt groups 1 of the cast-in-place concrete wall 4 pouring section.
S13: pouring concrete and preserving;
s14: when concrete curing strength reaches the form removal condition, the compression nut 3.2 of the compression device 3 is loosened, the pressing bar 3.1 is loosened in sequence, the fixing bolt 1.3 on the bolt fixing plate is removed, the bolt fixing plate can be removed, each part of the compression device 3 is removed in sequence, and each part is cleaned for use next time.
The fixing device is simple in structure, convenient to draw materials, manufacture and install, and capable of being repeatedly used once by all components of the positioning and fixing device, and meets the requirements of energy conservation and environmental protection. The embedded part, the installation device and the use method are suitable for installation, connection, anchoring and embedding of the upright post 6 on the cast-in-place concrete wall 4 poured by the steel template 5, and are also suitable for cast-in-place concrete construction of a whole system supported by a wood template.
The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application.
Claims (10)
1. An installation of installing stand on cast in place concrete structure buries piece which characterized in that includes:
at least one sleeve bolt for pre-embedding and installing in the cast-in-place concrete structure body;
the middle part of the bolt positioning plate is provided with a first mounting hole, and the end part of the bolt positioning plate is provided with a second mounting hole;
the screw rod part of the fixing bolt is in threaded connection with the sleeve bolt after penetrating through the first mounting hole so as to form locking force on the middle part of the bolt positioning plate;
and the pressing device penetrates through the second mounting hole to press the end part of the bolt positioning plate on the steel template.
2. The installation embedded part of claim 1, wherein the compressing device comprises a pressing bar, a pressing nut, a square cap bolt, a square nut and a round-head screw, the screw part of the square cap bolt is screwed with the pressing nut after penetrating through the steel template, one end of the round-head screw is connected with the pressing bar through a rotating structure, and the other end of the round-head screw is screwed with the square nut after penetrating through the steel template.
3. The mounting insert of claim 1, wherein the compressing device further comprises an anti-slip rope, and two ends of the anti-slip rope are respectively connected to the round-head screw and the square nut.
4. The mounting insert of claim 1, wherein the compression device further comprises a spring mounted on the ball screw or the lag bolt.
5. The mounting insert of claim 1 wherein said compression means further comprises a detent fitting over said lag bolt.
6. The installation embedded part of claim 1, further comprising a backing plate, wherein the screw part of the fixing bolt is in threaded connection with the sleeve bolt after sequentially passing through the bolt positioning plate and the backing plate.
7. The mounting insert of claim 1, wherein the sleeve bolt comprises an inner wire sleeve, a threaded rod threadedly engaged with the inner wire sleeve, an anchor plate disposed on the anchor threaded rod, and a nut for threadedly engaging the threaded rod.
8. The mounting insert of claim 7, wherein the anchor assembly further comprises a spacer nut for lining the inner wire sleeve.
9. The mounting insert of claim 1 wherein a surface of said bolt positioning plate adapted to contact said compression means is provided with a layer of scored grit.
10. The mounting insert of claim 1, wherein the bolt positioning plate is provided with graduations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211041290.5A CN115354757B (en) | 2022-08-29 | 2022-08-29 | Mounting embedded part for mounting upright post on cast-in-place concrete structure body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211041290.5A CN115354757B (en) | 2022-08-29 | 2022-08-29 | Mounting embedded part for mounting upright post on cast-in-place concrete structure body |
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| Publication Number | Publication Date |
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| CN115354757A true CN115354757A (en) | 2022-11-18 |
| CN115354757B CN115354757B (en) | 2024-05-17 |
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| CN202211041290.5A Active CN115354757B (en) | 2022-08-29 | 2022-08-29 | Mounting embedded part for mounting upright post on cast-in-place concrete structure body |
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| JPH07216997A (en) * | 1994-02-01 | 1995-08-15 | Shirayama:Kk | Bolt cap for embedded anchor |
| JP2004300733A (en) * | 2003-03-31 | 2004-10-28 | Sumitomo Forestry Co Ltd | Mounting structure for anchor bolt |
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| US20140157717A1 (en) * | 2012-08-06 | 2014-06-12 | Thomas M. Espinosa | Holder and Concrete Anchor Assemblies |
| CN111980153A (en) * | 2020-08-18 | 2020-11-24 | 杭州江南建筑设计院有限公司 | Construction method for embedded column base in ground beam |
| CN112064665A (en) * | 2020-08-14 | 2020-12-11 | 中国十七冶集团有限公司 | Pre-buried screw rod positioner |
| CN114108837A (en) * | 2021-11-08 | 2022-03-01 | 中国一冶集团有限公司 | Embedded sleeve device and installation method thereof |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07216997A (en) * | 1994-02-01 | 1995-08-15 | Shirayama:Kk | Bolt cap for embedded anchor |
| JP2004300733A (en) * | 2003-03-31 | 2004-10-28 | Sumitomo Forestry Co Ltd | Mounting structure for anchor bolt |
| JP2007211514A (en) * | 2006-02-10 | 2007-08-23 | Shoji Matsuzawa | Method and device for constructing foundation, and anchor bolt support device for construction |
| CN102619235A (en) * | 2012-04-17 | 2012-08-01 | 中国建筑第五工程局有限公司 | Concrete foundation embedded bolt bracket and embedding method for concrete foundation embedded bolts |
| US20140157717A1 (en) * | 2012-08-06 | 2014-06-12 | Thomas M. Espinosa | Holder and Concrete Anchor Assemblies |
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| CN114108837A (en) * | 2021-11-08 | 2022-03-01 | 中国一冶集团有限公司 | Embedded sleeve device and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115354757B (en) | 2024-05-17 |
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