CN113605538A - Installation supervision method for fixing anchor bolt of outer wall heat-insulating layer - Google Patents
Installation supervision method for fixing anchor bolt of outer wall heat-insulating layer Download PDFInfo
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- CN113605538A CN113605538A CN202110518599.8A CN202110518599A CN113605538A CN 113605538 A CN113605538 A CN 113605538A CN 202110518599 A CN202110518599 A CN 202110518599A CN 113605538 A CN113605538 A CN 113605538A
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000009434 installation Methods 0.000 title abstract description 14
- 238000005553 drilling Methods 0.000 claims abstract description 27
- 208000012886 Vertigo Diseases 0.000 claims abstract description 19
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 19
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000009413 insulation Methods 0.000 claims description 51
- 238000004321 preservation Methods 0.000 claims description 18
- 239000002002 slurry Substances 0.000 claims description 14
- 238000009987 spinning Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 239000002689 soil Substances 0.000 claims description 7
- 239000011435 rock Substances 0.000 claims description 6
- 239000011381 foam concrete Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000004323 axial length Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000012806 monitoring device Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000005507 spraying Methods 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229920005830 Polyurethane Foam Polymers 0.000 description 3
- 239000011496 polyurethane foam Substances 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/167—Tools or apparatus specially adapted for working-up plates, panels or slab shaped building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0203—Arrangements for filling cracks or cavities in building constructions
-
- 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
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Building Environments (AREA)
Abstract
The invention relates to a method for supervising the installation of a fixed anchor bolt of an external wall heat-insulating layer, which aims to solve the problem that the prior art can not ensure that the anchor bolt is installed in place, and comprises the steps of drilling and implanting the anchor bolt after a heat-insulating wall plate is attached to a wall body, screwing a screw into an anchor bolt pipe, wherein a drill bit for screwing the screw comprises a forward extending seat and a front part, and is sequentially and forwardly fixedly provided with a positioning disc for pressing the heat-insulating wall plate; when the screw is screwed in, firstly, the screw is spun by using the screwdriver head, the perforated barrel is used for rotationally cutting the heat-insulating wallboard in the rotational-cutting process, the screwdriver head spinning screw is used for jointly extruding the flange disc at the rear end of the anchor bolt and enabling the flange disc to be extruded into the pit of the heat-insulating wallboard formed by rotationally cutting and extruding until the positioning disc advances and is attached to the heat-insulating wallboard, the pipe orifice at the rear end of the anchor bolt is plugged by using the end cap, and the pit of the heat-insulating wallboard with the flange disc at the rear end of the exposed anchor bolt is leveled by using mortar. The anchor bolt installation monitoring device has the advantages of being simple, convenient and standard in installation and supervision, ensuring that the anchor bolt is installed in place and being high in reliability.
Description
Technical Field
The invention relates to an outer wall heat-insulating layer fixing method, in particular to an outer wall heat-insulating layer fixing anchor bolt installation supervision method.
Background
The anchor bolt anchoring mode of the existing wall heat-insulating layer is as follows: 1. positioning: after the heat-insulating wall board is attached to a wall body, determining the position of an anchoring point; 2. drilling: through the insulating wall panel already in place. And (4) drilling according to the specified size (prompting that the wall-entering depth of the A-type wall body and the B-type wall body is more than 35 mm, and the wall-entering depth of the C-type wall body and the E-type wall body is more than 50 mm). The drilling depth (including the thickness of the insulation board) is 10 mm greater than the length of the anchor bolt. 3. Placing: and directly inserting the anchor bolt into the drilled nail hole until the disc is tightly leaned against the heat insulation plate. 4. Screwing in: finally, the steel nail is screwed into the anchor bolt pipe by an electric drill. The steel nail is screwed in place, and the steel nail end cap reaches the bottom of the heat-insulating thick pipe section of the anchor bolt to play a role in resisting drawing. 5. Plugging: capped end caps or filled with polyurethane foam. Because the thickness of the heat preservation plate for wall heat preservation has a plurality of, the anchor bolts with different lengths of the heat-insulation thick pipe sections are suitable for different steel nail penetration depths, the anchor bolts with the lengths of the heat-insulation thick pipe sections are not easy to carry out ' whether the steel nail is screwed in place ', whether the steel nail end cap reaches the bottom of the heat-insulation thick pipe section of the anchor bolt, and the supervision of the anti-pulling effect ' is realized. In order to solve the problem, the inventor designs a universal thermal-bridge-free supervision anchor bolt for heat preservation and applies for a patent ZL201820826637. X. However, in actual construction, due to the above reasons, the anchor bolt is not nailed in the bolt hole, which causes unnecessary hidden trouble to the firmness of the insulating layer.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the method for installing and supervising the fixing anchor bolts of the external wall heat-insulating layer, which can ensure that the anchor bolts are installed in place.
In order to achieve the purpose, the method for installing and supervising the fixing anchor bolt of the external wall heat-insulating layer comprises the steps of drilling after the heat-insulating wall board is attached to a wall body, implanting the anchor bolt, and screwing a screw into an anchor bolt pipe by using an electric drill; the special drill bit is used for the electric drill and comprises a forward extension seat for fixedly connecting a flashlight drill chuck, a positioning disc for pressing and fixing the heat-insulating wall plate is fixedly arranged in the front of the forward extension seat forward in sequence, and an opening barrel with a forward opening is used for expanding a hole of a flange disc at the rear end of an anchor bolt and a bit for penetrating into an inner cavity of an anchor bolt body and abutting against a deep anchor bolt of a nail; when the screw is screwed in, firstly, a screw head is used for spinning the screw, the perforated barrel is used for rotatably cutting the heat-insulating wallboard in a spinning deep process, the screw head spinning screw is used for jointly extruding the anchor bolt rear end flange disc in the rotary cutting deep process, the anchor bolt rear end flange disc is extruded into the heat-insulating wallboard pit formed by the rotary cutting and extruding until the positioning disc is close to or attached to the heat-insulating wallboard, the end cap is used for plugging the pipe orifice at the rear end of the anchor bolt, and mortar is used for flatly plastering the heat-insulating wallboard pit of the exposed anchor bolt rear end flange disc. Monitoring the anchor bolts by using the combination of the positioning disc and the batch head; utilize heat preservation wallboard to the spacing of positioning disc gos forward to supervise the crab-bolt stop position, utilize the wholesale head to further support to press the crab-bolt and go deep into the condition not in place to the crab-bolt and revise the supervision, simultaneously, utilize the compression of crab-bolt rear end flange to sink in the heat preservation wallboard pit and reinforce crab-bolt installation strength with the floating pit of mortar. The heat-insulating wall board is a foamed concrete heat-insulating wall board. The method comprises the following steps in sequence: the heat-insulating wall board is attached to the wall body; drilling; implanting an anchor bolt; screwing the anchor bolt into the anchor bolt pipe by using the bit of the special drill bit; drilling a screw anchor bolt deeply by using a special drill bit, simultaneously drilling a circular groove hole on the thermal insulation wallboard by using a special drill hole-opening circular barrel, and compressing the inner circle part of the circular groove hole to form a thermal insulation wallboard pit until the positioning disc is close to or attached to the thermal insulation wallboard when a flange disc at the rear end of the anchor bolt is deep; plugging a pipe orifice at the rear end of the anchor bolt by using an end cap; and (5) leveling the pit of the heat-insulating wall plate with the flange at the rear end of the exposed anchor bolt by using mortar. The steps can also be in sequence: the heat-insulating wall board is attached to the wall body; drilling; spraying rock soil solidifying agent slurry to the outer section and the periphery of the drilled hole; implanting an anchor bolt; screwing the anchor bolt into the anchor bolt pipe by using the bit of the special drill bit; drilling a screw anchor bolt deeply by using a special drill bit, simultaneously drilling a circular groove hole on the thermal insulation wallboard by using a special drill hole-opening circular barrel, and compressing the inner circle part of the circular groove hole to form a thermal insulation wallboard pit until the positioning disc is close to or attached to the thermal insulation wallboard when a flange disc at the rear end of the anchor bolt is deep; plugging a pipe orifice at the rear end of the anchor bolt by using an end cap; and (5) leveling the pit of the heat-insulating wall plate with the flange at the rear end of the exposed anchor bolt by using mortar. The steps can be more orderly: the heat-insulating wall board is attached to the wall body; drilling; spraying rock soil solidifying agent slurry to the outer section and the periphery of the drilled hole; the periphery of the anchor bolt rod body is coated with sealing glue or slurry of cement-based joint filling slurry is poured into the inner section of the drill hole; implanting an anchor bolt; screwing the anchor bolt into the anchor bolt pipe by using the bit of the special drill bit; drilling a screw anchor bolt deeply by using a special drill bit, simultaneously drilling a circular groove hole on the thermal insulation wallboard by using a special drill hole-opening circular barrel, and compressing the inner circle part of the circular groove hole to form a thermal insulation wallboard pit until the positioning disc is close to or attached to the thermal insulation wallboard when a flange disc at the rear end of the anchor bolt is deep; plugging a pipe orifice at the rear end of the anchor bolt by using an end cap; and (5) leveling the pit of the heat-insulating wall plate with the flange at the rear end of the exposed anchor bolt by using mortar.
Preferably, before the anchor bolt is implanted, the periphery of the anchor bolt rod body is coated with sealing glue or water slurry of cement-based joint filling slurry is poured into the inner section of the drill hole; preferably, the cavity of the rear end screw hole of the anchor bolt is first injected with polyurethane foam or first with a sealant before the end cap is used to plug the rear end screw hole of the anchor bolt. Like this, use rotatory trompil cask front end port to be used for keeping warm wallboard trompil for the blue dish in crab-bolt rear end, rotatory batch head of deepening the internal chamber of crab-bolt is used for supporting forward and presses the crab-bolt body to guarantee the crab-bolt body, can not appear crooked because of receiving forward extrusion force, the location disc is used for pressing the heat preservation wallboard, just can ensure to fix in place the nail of the crab-bolt that does not arrive. The steps can also be in sequence: the heat-insulating wall board is attached to the wall body; drilling; implanting an anchor bolt; screwing the anchor bolt into the anchor bolt pipe by using the bit of the special drill bit; drilling a screw anchor bolt deeply by using a special drill bit, simultaneously forming a circular groove hole in the thermal insulation wallboard by using a special drill hole-forming circular barrel, and compressing the inner circle part of the circular groove hole to form a pit of the thermal insulation wallboard when a flange disc at the rear end of the anchor bolt is deep; plugging a screw hole at the rear end of the anchor bolt by using an end cap; and (5) leveling the pit of the heat-insulating wall plate with the flange at the rear end of the exposed anchor bolt by using mortar. The anchor bolt installation device has the advantages of simple and standard installation and supervision, good firmness, capability of ensuring that the anchor bolt is installed in place and strong reliability.
As optimization, the forward extending seat is a screw seat, the front part of the screw seat is forward and fixedly provided with a positioning disc, a perforated barrel with a forward opening and a screwdriver head in sequence; the diameter of the positioning disc is at least two times larger than that of a flange disc at the rear end of the anchor bolt for heat preservation, the inner diameter of the perforated barrel is larger than the outer diameter of the flange disc at the rear end of the anchor bolt, and the length of the screwdriver head extending forwards from the forward extending seat is larger than the depth of the inner cavity of the anchor bolt body; a circular groove hole is formed in the heat-insulation wall plate through the front end opening of the rotary perforated barrel, and the screwdriver head spinning screw is used for penetrating into a cavity pipe in the anchor bolt.
The screw seat is an ɸ type screw seat with a middle flange, the ɸ type screw seat is fixedly provided with a positioning disc and a perforated barrel with a forward opening on the rear side of the middle flange, the ɸ type screw seat is fixedly provided with a screwdriver head forward, and the inner peripheral cavity of the perforated barrel is in clearance fit with the periphery of the flange at the rear end of the anchor bolt for heat preservation; a circular groove hole is formed in the thermal insulation wallboard by using a rotary front port of the perforated barrel as a flange disc at the rear end of the anchor bolt, and the anchor bolt is continuously pressed inwards after a screwdriver head spinning screw penetrates into the bottom of the hollow cavity pipe of the anchor bolt.
For optimization, the rear bottom of the perforated barrel and the positioning disc sequentially penetrate through the central hole of the perforated barrel from front to back and are sleeved on the screw section at the rear side of the middle flange of the ɸ -type screw seat and are fixed through a fastening nut and an anti-falling clamp, and the front section of the middle flange of the ɸ -type screw seat is fixedly sleeved on the screwdriver head; the distance from the front end of the bit to the plane of the front port of the perforated barrel is equal to or greater than the length of the inner cavity of the bolt body of the anchor bolt; on the basis of forming a round slotted hole on the heat-insulating wall board, a flange plate at the rear end of an anchor bolt is pressed by a screw to compress the end face of the heat-insulating wall board in the round slotted hole.
For optimization, the rear bottom of the perforated barrel and the positioning disc sequentially penetrate through the central hole of the perforated barrel from front to back and are sleeved on the screw section at the rear side of the flange disc in the ɸ -type screw seat, and are fixed through main and auxiliary fastening nuts and anti-falling clamps; the axial length of the perforated barrel is equal to the depth of the flange plate at the rear end of the anchor bolt nailed into the heat-insulation wallboard after the anchor bolt nail is in place; on the basis of forming a round slotted hole on the heat-insulating wall board, a flange plate at the rear end of an anchor bolt compresses the end surface of the heat-insulating wall board in the round slotted hole under the circling pressure of a positioning circle to form a pit.
The anti-falling clamp is matched and fixed with the auxiliary fastening nut as optimization, and the ɸ -type screw seat is arranged behind the screw section at the rear side of the flange plate and is provided with a clamping handle section for fixedly connecting the flashlight drill chuck; on the basis of forming a circular groove hole on the heat-insulating wall plate, the flange plate at the rear end of the anchor bolt compresses the end surface of the heat-insulating wall plate in the circular groove hole under the circling pressure of the positioning circular ring to form a pit for sinking the flange plate at the rear end of the anchor bolt.
As an optimization, the clamping handle section is a polygonal rod clamping handle section; the main fastening nut is a circular nut provided with at least one radial spanner hole; the auxiliary fastening nut is a circular nut, and a plurality of axial wrench grooves which are uniformly distributed in the circumferential direction are formed in the periphery of the circular nut; the anti-falling clamp is a split ring type elastic anti-falling clamp, and an annular limiting groove clamped with the split ring type elastic anti-falling clamp is formed in the screw rod section at the rear side of the central flange of the ɸ -type screw rod seat; the inner peripheral cavity of the perforated drum is in clearance fit with the periphery of the flange at the rear end of the anchor bolt.
As optimization, a front opening blind hole for inserting the screwdriver head is formed in the front section of a middle flange plate of the ɸ -type screw rod seat, a radial screw hole is formed in the middle flange plate, and the front end of a locking screw screwed into the radial screw hole is tightly inserted into the rear end of the screwdriver head of the front opening blind hole; the spinning trompil cask opens the circular slot hole on the heat preservation wallboard of crab-bolt rear end flange periphery, makes the inside and outside partial heat preservation wallboard of circular slot hole keep apart each other, avoids the inside part of circular slot hole when being crowded soon, receives the outside part of circular slot hole to drag. The rear end part of the bit head is provided with a concave platform matched with the front end of the locking screw; a U-shaped screw cap used for sleeving and protecting the periphery of the flange in the ɸ type screw seat and fastening the base of the screwdriver head is arranged on the screw section at the front side of the flange in the ɸ type screw seat; the front end face of the U-shaped screw cap is provided with a bottom hole for fixedly penetrating the screwdriver head.
The thermal insulation wallboard is a foamed concrete thermal insulation wallboard, after the thermal insulation wallboard is attached to a drilled hole of a wall body, rock soil curing agent slurry is sprayed to the outer end and the periphery of the drilled hole, and then an anchor bolt is implanted.
Preferably, the front end of the batch head is a control rod type hexagonal batch head, and the leveling by using mortar is leveling by using heat-insulating mortar.
By adopting the technical scheme, the method for installing and supervising the fixing anchor bolt of the outer wall heat-insulating layer has the advantages of simple and standard installation and supervision, good firmness, capability of ensuring that the anchor bolt is installed in place and strong reliability.
Drawings
FIGS. 1, 2 and 3 are block diagrams illustrating steps of a first embodiment, a second embodiment and three embodiments of a method for installing and supervising an external wall insulation layer fixing anchor bolt according to the present invention; FIG. 4 is a schematic view of a side view of a drill bit dedicated to an electric drill used in the method for installing and supervising the fixing anchor bolt of the insulating layer of the outer wall according to the present invention. Fig. 5 is a schematic structural diagram of a barrel nut for fixing a bit mounted at the head end of a drill bit dedicated to an electric drill used in the method for installing and supervising an outer wall insulation layer fixing anchor bolt of the present invention. FIG. 6 is a schematic structural diagram of a hexagon socket head drill bit dedicated for an electric drill used in the method for installing and supervising an external wall insulation layer fixing anchor bolt of the present invention; FIG. 7 is a schematic structural diagram of a drill positioning plate dedicated to an electric drill used in the method for installing and supervising the fixing anchor bolt of the insulating layer of the outer wall according to the present invention; FIG. 8 is a schematic structural view of a barrel with holes formed in a special drill bit of an electric drill used in the method for installing and supervising the fixing anchor bolt of the external wall insulation layer of the present invention; FIGS. 9 and 10 are schematic structural views of main and auxiliary fixing nuts of a drill bit for an electric drill used in the method for installing and supervising the outer wall insulation layer fixing anchor bolt of the present invention, respectively; FIG. 11 is a schematic structural view of an anti-drop clip in a drill bit dedicated to an electric drill used in the method for installing and supervising the fixing anchor bolt of the insulating layer of the external wall according to the present invention; fig. 12 is a schematic structural view of a screw seat in a drill bit dedicated for an electric drill used in the method for installing and supervising the outer wall insulation layer fixing anchor bolt of the present invention.
Detailed Description
As shown in the figure, the method for installing and supervising the fixing anchor bolt of the external wall heat-insulating layer comprises the steps of drilling after the heat-insulating wall board is attached to a wall body, implanting the anchor bolt, and screwing a screw into an anchor bolt pipe by using an electric drill; the electric drill uses a special drill bit, the special drill bit comprises a forward extension seat for fixedly connecting a flashlight drill chuck, the front part of the forward extension seat is sequentially and forwardly fixedly provided with a positioning disc 2 for pressing and fixing a heat-insulating wall plate, a perforated barrel 3 with a forward opening for expanding a flange disc at the rear end of an anchor bolt and a bit 4 for penetrating into an inner cavity of an anchor bolt body and abutting against a deep anchor bolt of a nail; when the screw is screwed in, firstly, a screw head 4 is used for spinning the screw, the perforated barrel 3 is used for rotatably cutting the thermal insulation wallboard in the spinning deep process, the screw head 4 is used for spinning the screw in the rotatably cutting deep process and extruding the anchor bolt rear end flange disc, the anchor bolt rear end flange disc is extruded into the rotatably cut and extruded thermal insulation wallboard pit until the positioning disc 2 is close to or attached to the thermal insulation wallboard, the end cap is used for plugging the pipe orifice at the rear end of the anchor bolt, and mortar is used for flatly plastering the thermal insulation wallboard pit of the exposed anchor bolt rear end flange disc. Monitoring the anchor bolts by using the combination of the positioning disc and the batch head; utilize heat preservation wallboard to the spacing of positioning disc gos forward to supervise the crab-bolt stop position, utilize the wholesale head to further support to press the crab-bolt and go deep into the condition not in place to the crab-bolt and revise the supervision, simultaneously, utilize the compression of crab-bolt rear end flange to sink in the heat preservation wallboard pit and reinforce crab-bolt installation strength with the floating pit of mortar. The heat-insulating wall board is a foamed concrete heat-insulating wall board. Preferably, before the anchor bolt is implanted, the anchor bolt rod body is firstly coated with sealing glue or grout of cement-based caulking slurry is firstly poured into the drill hole; preferably, the cavity of the rear end screw hole of the anchor bolt is first injected with polyurethane foam or first with a sealant before the end cap is used to plug the rear end screw hole of the anchor bolt. The diameter of the positioning disc 2 is at least two times larger than that of a flange disc at the rear end of the anchor bolt, the inner diameter of the perforated barrel 3 is larger than the outer diameter of the flange disc at the rear end of the anchor bolt, and the length of the screwdriver head 4 extending forwards from the forward extending seat is larger than the depth of the inner cavity of the anchor bolt body; a circular groove hole is formed in the heat-insulation wall plate through the front end opening of the rotary perforated drum 3, and a screw is screwed by the screwdriver head 4 and extends into a cavity pipe in the anchor bolt. The distance from the front end of the bit 4 to the plane of the front port of the perforated barrel 3 is equal to or greater than the length of the inner cavity of the anchor bolt body. The anchor bolt installation device has the advantages of simple and standard installation and supervision, good firmness, capability of ensuring that the anchor bolt is installed in place and strong reliability.
The front extension seat is a screw seat 1, the front part of the screw seat 1 is fixedly provided with a positioning disc 2, a perforated barrel 3 with a front opening and a screwdriver head 4 in sequence, and the inner peripheral cavity of the perforated barrel 3 is in clearance fit with the periphery of a flange disc at the rear end of the anchor bolt; a circular groove hole is formed in the thermal insulation wallboard by using a rotary front end opening of the perforated drum 3 as a flange disc at the rear end of the anchor bolt, and the anchor bolt is continuously deeply pressed after a screw is deeply screwed into the bottom of the hollow cavity of the anchor bolt by using a screwdriver head 4.
The rear bottom of the perforated barrel 3 and the positioning disc 2 are sequentially sleeved on the screw section at the rear side of the middle flange of the ɸ -type screw seat 1 through the central hole of the perforated barrel from front to back in a penetrating manner, and are fixed through a fastening nut and an anti-falling clamp 12, and the front section of the middle flange 10 of the ɸ -type screw seat 1 is fixedly sleeved on the screwdriver head 4; the distance from the front end of the bit 4 to the plane of the front port of the perforated drum is equal to or greater than the length of the inner cavity of the anchor bolt body for heat preservation; on the basis of forming a round slotted hole on the heat-insulating wall board, a flange plate at the rear end of an anchor bolt is pressed by a screw to compress the end face of the heat-insulating wall board in the round slotted hole.
The rear bottom of the perforated barrel 3 and the positioning disc 2 are sequentially sleeved on the rear side screw section of the flange plate in the ɸ -type screw seat 1 from front to back through the central hole thereof, and are fixed through the main fastening nut 13 and the auxiliary fastening nut 14 and the anti-falling clamp 12; the axial length of the perforated barrel 3 is equal to the depth of the flange plate at the rear end of the anchor bolt nailed into the heat-insulating wall board after the anchor bolt is in place; on the basis of forming a round slotted hole on the heat-insulating wall board, a flange disc at the rear end of an anchor bolt compresses the end surface of the heat-insulating wall board in the round slotted hole under the spinning of a positioning disc 2 to form a pit.
The anti-falling clamp 12 is matched and fixed with the auxiliary fastening nut 14, and a clamp handle section for fixedly connecting the flashlight drill chuck is arranged behind the screw section at the rear side of the ring plate of the ɸ -type screw seat 1; (ii) a On the basis of forming a round groove hole on the heat-insulating wall board, the flange disc at the rear end of the anchor bolt compresses the end surface of the heat-insulating wall board in the round groove hole under the spinning of the positioning disc 2 to form a pit for sinking the flange disc at the rear end of the anchor bolt.
The clamping handle section is a polygonal rod clamping handle section; the main fastening nut 13 is a circular nut provided with at least one radial wrench hole; the auxiliary fastening nut 14 is a circular nut, and four axial wrench grooves 16 which are uniformly distributed in the circumferential direction are formed in the periphery of the circular nut; the anti-falling clamp 12 is a split ring type elastic anti-falling clamp, and an annular limiting groove clamped with the split ring type elastic anti-falling clamp is formed in the screw rod section at the rear side of the central flange of the ɸ type screw rod seat; the inner peripheral cavity of the perforated drum is in clearance fit with the periphery of a flange plate at the rear end of the anchor bolt for heat preservation.
The front section of a middle flange plate 10 of the ɸ -type screw seat 1 is provided with a front opening blind hole for the insertion of the screwdriver head 4, the middle flange plate 10 is provided with a radial screw hole, and the front end of a locking screw 11 screwed into the radial screw hole is fastened and inserted into the rear end of the screwdriver head 4 with the front opening blind hole; the spinning trompil cask 3 is opened the circular slot hole on the heat preservation wallboard of crab-bolt rear end flange periphery, makes the inside and outside partial heat preservation wallboard of circular slot hole keep apart each other, avoids the circular slot hole inside part when being crowded soon, receives the outside part drag of circular slot hole. The back end of the bit 4 is provided with a concave 40 for matching with the front end of the locking screw 11. As shown in FIG. 2, a U-shaped nut 15 for fastening the periphery of the flange of screw seat ɸ in sleeve protection ɸ is arranged on the screw section at the front side of the flange in screw seat ɸ. The front end face of the U-shaped screw cap 15 is provided with a bottom hole for fixedly penetrating the screwdriver head.
The heat-insulating wall board is a foamed concrete heat-insulating wall board, after the heat-insulating wall board is stuck to the drilled hole of the wall body, firstly spraying rock-soil solidifying agent slurry to the outer section and periphery of the drilled hole, and then implanting anchor bolts. The front end of the screwdriver head 4 is a control rod type hexagonal screwdriver head, and the leveling by mortar is the leveling by thermal insulation mortar.
As shown in fig. 1, the steps are in sequence: the heat-insulating wall board is attached to the wall body; drilling; implanting an anchor bolt; screwing the anchor bolt into the anchor bolt pipe by using the bit of the special drill bit; drilling a screw anchor bolt deeply by using a special drill bit, simultaneously drilling a circular groove hole on the thermal insulation wallboard by using a special drill hole-opening circular barrel, and compressing the inner circle part of the circular groove hole to form a thermal insulation wallboard pit until the positioning disc is close to or attached to the thermal insulation wallboard when a flange disc at the rear end of the anchor bolt is deep; plugging a pipe orifice at the rear end of the anchor bolt by using an end cap; and (5) leveling the pit of the heat-insulating wall plate with the flange at the rear end of the exposed anchor bolt by using mortar.
As shown in fig. 2, the steps may also be, in order: the heat-insulating wall board is attached to the wall body; drilling; spraying rock soil solidifying agent slurry to the outer section and the periphery of the drilled hole; implanting an anchor bolt; screwing the anchor bolt into the anchor bolt pipe by using the bit of the special drill bit; drilling a screw anchor bolt deeply by using a special drill bit, simultaneously drilling a circular groove hole on the thermal insulation wallboard by using a special drill hole-opening circular barrel, and compressing the inner circle part of the circular groove hole to form a thermal insulation wallboard pit until the positioning disc is close to or attached to the thermal insulation wallboard when a flange disc at the rear end of the anchor bolt is deep; plugging a pipe orifice at the rear end of the anchor bolt by using an end cap; and (5) leveling the pit of the heat-insulating wall plate with the flange at the rear end of the exposed anchor bolt by using mortar.
As shown in fig. 3, the steps may further be in sequence: the heat-insulating wall board is attached to the wall body; drilling; spraying rock soil solidifying agent slurry to the outer section and the periphery of the drilled hole; the periphery of the anchor bolt rod body is coated with sealing glue or slurry of cement-based joint filling slurry is poured into the inner section of the drill hole; implanting an anchor bolt; screwing the anchor bolt into the anchor bolt pipe by using the bit of the special drill bit; drilling a screw anchor bolt deeply by using a special drill bit, simultaneously drilling a circular groove hole on the thermal insulation wallboard by using a special drill hole-opening circular barrel, and compressing the inner circle part of the circular groove hole to form a thermal insulation wallboard pit until the positioning disc is close to or attached to the thermal insulation wallboard when a flange disc at the rear end of the anchor bolt is deep; plugging a pipe orifice at the rear end of the anchor bolt by using an end cap; and (5) leveling the pit of the heat-insulating wall plate with the flange at the rear end of the exposed anchor bolt by using mortar.
By adopting the technical scheme, the method for installing and supervising the fixing anchor bolt of the outer wall heat-insulating layer has the advantages of simple and standard installation and supervision, good firmness, capability of ensuring that the anchor bolt is installed in place and strong reliability.
Claims (10)
1. A method for installing and supervising an external wall heat-insulating layer fixing anchor bolt comprises the steps of drilling after a heat-insulating wall plate is attached to a wall body, implanting an anchor bolt, screwing a screw into an anchor bolt pipe by an electric drill, and is characterized in that the electric drill uses a special drill bit which comprises a front extension seat for fixedly connecting a flashlight drill chuck, a positioning disc for pressing the heat-insulating wall plate is fixedly arranged at the front part of the front extension seat forwards in sequence, and an opening is forwards used for expanding a hole of a flange disc at the rear end of the anchor bolt and a bit for penetrating into an inner cavity of the anchor bolt body and abutting against a nail deep anchor bolt; when the screw is screwed in, firstly, a screw head is used for spinning the screw, the perforated barrel is used for rotatably cutting the heat-insulating wallboard in a spinning deep process, the screw head spinning screw is used for jointly extruding the anchor bolt rear end flange disc in the rotary cutting deep process, the anchor bolt rear end flange disc is extruded into the heat-insulating wallboard pit formed by the rotary cutting and extruding until the positioning disc is close to or attached to the heat-insulating wallboard, the end cap is used for plugging the pipe orifice at the rear end of the anchor bolt, and mortar is used for flatly plastering the heat-insulating wallboard pit of the exposed anchor bolt rear end flange disc.
2. The method for installing and supervising the fixing anchor bolt of the heat-insulating layer of the outer wall according to claim 1, wherein the forward extending seat is a screw seat, the front part of the screw seat is fixedly provided with a positioning disc, a perforated barrel with a forward opening and a screwdriver head in sequence; the diameter of the positioning disc is at least two times larger than that of the anchor bolt rear end flange, the inner diameter of the perforated barrel is larger than the outer diameter of the anchor bolt rear end flange, and the length of the screwdriver head extending forwards from the forward extending seat is larger than the depth of the inner cavity of the anchor bolt body; a circular groove hole is formed in the heat-insulation wall plate through the front end opening of the rotary perforated barrel, and the screwdriver head spinning screw is used for penetrating into a cavity pipe in the anchor bolt.
3. The method for installing and supervising the fixing anchor bolt of the external wall insulating layer according to claim 2, wherein the screw seat is ɸ type screw seat with a middle flange, the ɸ type screw seat fixedly installs a positioning disc and a perforated barrel with a forward opening on the rear side of the middle flange, the ɸ type screw seat fixedly installs a screwdriver head forward, and the inner peripheral cavity of the perforated barrel is in clearance fit with the periphery of the flange at the rear end of the anchor bolt; a circular groove hole is formed in the thermal insulation wallboard by using a rotary front port of the perforated barrel as a flange disc at the rear end of the anchor bolt, and the anchor bolt is continuously deeply pressed after a screwdriver head spinning screw is deeply inserted into the bottom of the hollow cavity pipe of the anchor bolt.
4. The method for installing and supervising the fixing anchor bolt of the insulating layer of the external wall according to claim 3, wherein the rear bottom of the perforated barrel and the positioning disc are sequentially sleeved on the screw section at the rear side of the central flange of the ɸ -type screw seat through the central hole thereof from front to back, and are fixed through the fastening nut and the anti-falling clip, and the screwdriver head is sleeved and fixed on the front section where the central flange of the ɸ -type screw seat is located; the distance from the front end of the bit to the plane of the front port of the perforated barrel is equal to or greater than the length of the inner cavity of the bolt body of the anchor bolt; on the basis of forming a round slotted hole on the heat-insulating wall board, a flange plate at the rear end of an anchor bolt is pressed by a screw to compress the end face of the heat-insulating wall board in the round slotted hole.
5. The method for installing and supervising the fixing anchor bolt of the heat-insulating layer of the outer wall according to claim 4, wherein the rear bottom of the perforated barrel and the positioning disc are sequentially sleeved on the screw section at the rear side of the flange disc in the ɸ -type screw seat from front to back through the central hole of the perforated barrel, and are fixed through the main and auxiliary fastening nuts and the anti-falling clamp; the axial length of the perforated barrel is equal to the depth of the flange plate at the rear end of the anchor bolt nailed into the heat-insulation wallboard after the anchor bolt nail is in place; on the basis of forming a round slotted hole on the heat-insulating wall board, a flange plate at the rear end of an anchor bolt compresses the end surface of the heat-insulating wall board in the round slotted hole under the circling pressure of a positioning circle to form a pit.
6. The method for installing and supervising the fixing anchor bolt of the insulating layer of the external wall according to claim 5, wherein the anti-falling clamp is matched and fixed with the auxiliary fastening nut, and a clamping handle section for fixedly connecting the flashlight drill chuck is arranged behind the screw section at the rear side of the flange plate of the ɸ -type screw seat; on the basis of forming a circular groove hole on the heat-insulating wall plate, the flange plate at the rear end of the anchor bolt compresses the end surface of the heat-insulating wall plate in the circular groove hole under the circling pressure of the positioning circular ring to form a pit for sinking the flange plate at the rear end of the anchor bolt.
7. The method for installing and supervising the fixing anchor bolt of the insulating layer of the outer wall according to claim 6, wherein the clamping handle section is a polygonal rod clamping handle section; the main fastening nut is a circular nut formed with at least one radial wrench hole.
8. The method for installing and supervising the fixing anchor bolt of the insulating layer of the external wall as claimed in claim 3, wherein the front section of the middle flange of the ɸ -type screw seat is provided with a front opening blind hole for the insertion of the screwdriver head, the middle flange is provided with a radial screw hole, and the front end of the locking screw screwed into the radial screw hole is fastened and inserted into the rear end of the screwdriver head of the front opening blind hole; the spinning trompil cask opens the circular slot hole on the heat preservation wallboard of crab-bolt rear end flange periphery, makes the inside and outside partial heat preservation wallboard of circular slot hole keep apart each other, avoids the inside part of circular slot hole when being crowded soon, receives the outside part of circular slot hole to drag.
9. The method for installing and supervising the fixing anchor bolts of the external wall insulation layer according to any one of claims 1 to 8, wherein the insulation wall board is a foamed concrete insulation wall board, and after the insulation wall board is attached to the drilled hole of the wall body, rock and soil solidifying agent slurry is sprayed to the outer end and the periphery of the drilled hole, and then the anchor bolt is implanted.
10. The method for installing and supervising the fixing anchor bolts of the external wall insulating layer according to any one of claims 1 to 8, wherein the front ends of the batch heads are control rod type hexagonal batch heads, and the leveling by mortar is leveling by insulating mortar.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110518599.8A CN113605538B (en) | 2021-05-12 | 2021-05-12 | Installation supervision method for fixing anchor bolt of outer wall heat-insulating layer |
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| CN202110518599.8A CN113605538B (en) | 2021-05-12 | 2021-05-12 | Installation supervision method for fixing anchor bolt of outer wall heat-insulating layer |
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Cited By (1)
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| CN114541594A (en) * | 2022-03-04 | 2022-05-27 | 四川华泰科创建筑科技有限公司 | Method for filling rear anchor bolt of wall |
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| CN113605538B (en) | 2023-03-03 |
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Effective date of registration: 20230410 Address after: 065800 South of Huangzhuang Village, Sun Shi Town, Wen'an County, Langfang City, Hebei Province Patentee after: Green Building Dadi Thermal Insulation Materials Co.,Ltd. Address before: 102600 2502, floor 4, building 1, yard 39, Chunhe Road, Daxing District, Beijing Patentee before: LIJIANMEI (BEIJING) TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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