CN114060378B - Pre-buried mounting structure and mounting method - Google Patents
Pre-buried mounting structure and mounting method Download PDFInfo
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- CN114060378B CN114060378B CN202111311784.6A CN202111311784A CN114060378B CN 114060378 B CN114060378 B CN 114060378B CN 202111311784 A CN202111311784 A CN 202111311784A CN 114060378 B CN114060378 B CN 114060378B
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000010276 construction Methods 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 37
- 230000000712 assembly Effects 0.000 claims description 22
- 238000000429 assembly Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000004873 anchoring Methods 0.000 description 7
- 238000003466 welding Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000009415 formwork Methods 0.000 description 5
- 238000004080 punching Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention provides a pre-buried mounting structure and a mounting method, comprising the following steps: the sleeve assembly, the fastening mechanism and the pressing piece are pre-buried; the embedded sleeve assembly is provided with internal threads, a first end of the fastening mechanism is in threaded connection with the lower end of the embedded sleeve assembly, and a second end of the fastening mechanism is used for penetrating through a template on the bottom surface of the concrete construction layer; the fastening mechanism is also provided with a perforation, and the compressing piece passes through the fastening mechanism through the perforation to compress the embedded sleeve assembly on the template. The embedded sleeve assembly is connected with the embedded sleeve assembly through the fastening mechanism, the fastening mechanism penetrates through the template, the compressing piece penetrates through the fastening mechanism and applies external force to the compressing piece, and the embedded sleeve assembly can be compressed on the template, so that the support and hanger connecting plate is connected with the embedded sleeve assembly, the mounting efficiency and the mounting quality of the support and hanger are greatly improved, the fastening mechanism and the compressing piece can be detached for recycling after the embedded sleeve assembly is embedded in a concrete structure, and the construction cost is greatly saved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a pre-buried mounting structure and a mounting method.
Background
At present, more pipelines such as water and electricity of a water supply pump and the like are taken, and when the water supply pump is installed, the pipelines are required to be installed on a floor beam slab or a wallboard in a matched mode by using corresponding supporting and hanging frames, and the common construction method is to fix the supporting and hanging frames for bearing the pipelines according to design drawings and related specification requirements and by punching expansion bolts at installation positions; when the heavy pipeline support and hanger is required to be provided with the embedded part, the support and hanger is required to be welded on the embedded part. The conventional welding and punching operations all need to temporarily set up an operation frame, the manual punching operation needs to firstly position and pay off and then punch holes, the operation frame is easy to collide with concrete structural ribs during punching, the hole forming rate is reduced, time and labor are wasted, and the operation efficiency is low; the support and hanging frame is welded and installed with the embedded part, high-altitude welding and professional operators are needed, the welding and installation efficiency is low, and the auxiliary electromechanical equipment for operation is also more, so that the electric safety risk and the high-altitude welding operation safety risk can be increased.
Disclosure of Invention
In view of the above, the invention provides a pre-buried installation structure and an installation method, which aim to solve the problems that the installation efficiency of a support and a hanger is low and the installation quality cannot be guaranteed in the prior art.
In one aspect, the present invention provides a pre-buried mounting structure, including: the sleeve assembly, the fastening mechanism and the pressing piece are pre-buried; wherein,,
the embedded sleeve assembly is provided with internal threads, a first end of the fastening mechanism is in threaded connection with the lower end of the embedded sleeve assembly, and a second end of the fastening mechanism is used for penetrating through a template on the bottom surface of the concrete construction layer;
the fastening mechanism is also provided with a perforation, and the pressing piece passes through the fastening mechanism through the perforation so as to press the embedded sleeve assembly on the template.
Further, in the above-mentioned pre-buried mounting structure, pre-buried sleeve subassembly includes: the sleeve and the anchor plate are embedded; wherein,,
the wall surface of the embedded sleeve is provided with internal threads along the through length, and the anchor plate is arranged at the upper end of the embedded sleeve and is connected with the embedded sleeve through a first bolt.
Further, in the above-mentioned pre-buried mounting structure, the fastening mechanism includes: a fastening screw and a guide; wherein,,
the upper end of the fastening screw is provided with external threads, and the position, close to the middle part, of the fastening screw is provided with the perforation;
the lower end of the fastening screw is provided with a groove penetrating through the lower end, a pin shaft is arranged on the fastening screw close to the lower end in a penetrating mode, the pin shaft is perpendicular to the groove, and one end of the guide piece is movably connected with the pin shaft.
Further, in the above-mentioned pre-buried mounting structure, the guide member includes: a guide part and an elastic hook body connected with each other; wherein,,
the thickness of the elastic hook body is matched with the width of the groove on the fastening screw rod, and the elastic hook body is movably connected with the pin shaft;
the end part of the guide part is arc-shaped and is used for guiding the fastening screw rod to penetrate through the template.
Further, in the above-mentioned pre-buried mounting structure, a first elastic gasket is arranged between the upper end of the pre-buried sleeve and the anchoring plate; and/or a second elastic gasket is arranged between the lower end part of the embedded sleeve and the front surface of the template.
Further, in the above-mentioned pre-buried mounting structure, be provided with the backing plate between the back of compressing tightly the piece with the template is used for increasing the atress area of template.
Further, in the above-mentioned pre-buried mounting structure, the pressing member is a pin piece.
Further, in the above-mentioned pre-buried mounting structure, still include: disassembling the sleeve; wherein,,
the first section of the dismounting sleeve is sleeved with the fastening bolt of the fastening mechanism, and clamping parts which are oppositely arranged are arranged on two sides of the inner wall of the first section of the dismounting sleeve and are used for clamping the pin shaft from two sides; the second section of the disassembly sleeve is shaped to match a universal nut installation and disassembly wrench.
According to the embedded mounting structure, the fastening mechanism is connected with the embedded sleeve assembly, after the fastening mechanism passes through the template, the compressing piece passes through the fastening mechanism through the perforation and applies external force to the compressing piece, so that the embedded sleeve assembly can be compressed on the template, the connecting piece of the piece to be mounted is connected with the embedded sleeve assembly, and compared with the mounting modes of welding the piece to be mounted on the embedded piece, erecting an operation frame and the like in the prior art, the mounting efficiency and the mounting quality of the piece to be mounted are greatly improved, and meanwhile, the fastening mechanism and the compressing piece can be detached for recycling after the embedded sleeve assembly is embedded in the concrete structure, so that the construction cost is greatly saved.
On the other hand, the invention also provides an installation method, which comprises the following steps:
step 1, determining the positions of all embedded sleeve assemblies for installing a piece to be installed, paying off and positioning on a template on the bottom surface of a concrete construction layer according to the positions of all the embedded sleeve assemblies, and arranging a plurality of through holes at corresponding positions on the template, and simultaneously ensuring that the diameters of all the through holes and fastening screws in all the fastening mechanisms are matched;
step 2, each fastening screw is in threaded connection with the lower end of the corresponding embedded sleeve assembly, and each fastening screw penetrates through the template;
step 3, each compressing piece is penetrated through the corresponding fastening screw rod, and acting force is applied to the compressing piece so as to compress the corresponding embedded sleeve assembly on the template;
step 4, binding floor plate steel bars on the templates, pouring concrete and curing, and realizing the embedding of the embedded sleeve assemblies;
step 5, after the cast-in-place concrete reaches the curing age and before the template is removed, applying a reverse acting force to each compression piece to loosen and remove the compression piece, and detaching each fastening screw from each corresponding embedded sleeve assembly to recycle the fastening screw;
and 6, connecting and fastening the connecting piece of the piece to be installed with each embedded sleeve assembly which is embedded in the corresponding position by using a fastener, and thus the piece to be installed can be installed.
In the mounting method of the hanger, in the step 2, after the fastening screw is inserted into the lower end of the embedded sleeve assembly, a second elastic gasket is inserted into the fastening screw at a position close to the upper end of the fastening screw, and a guide member is hung at the lower end of the fastening screw.
According to the mounting method of the embedded mounting structure, the embedded sleeve assemblies with corresponding bearing capacity are mounted in advance according to the stress load of the to-be-mounted piece, the embedded sleeve assemblies are pressed on the formwork through the fastening mechanism and the pressing piece, then the to-be-mounted piece is mounted after the construction of the concrete structure poured on the formwork is completed, the connecting piece of the to-be-mounted piece and the embedded sleeve assemblies can be directly connected through the corresponding fastening piece, the mounting method is simple to operate and convenient to mount and dismount, the mounting speed and the mounting quality can be improved, the operation efficiency can also be improved, the time of high-altitude operation is shortened, the risk of high-altitude operation is reduced, and the method is worthy of being promoted greatly.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a schematic working diagram of a pre-buried mounting structure provided by an embodiment of the present invention when a support and hanger are mounted;
FIG. 2 is a schematic diagram illustrating the operation of the pre-buried sleeve assembly of the pre-buried mounting mechanism according to the present invention, wherein the pre-buried sleeve assembly is positioned by the fastening mechanism and the pressing member;
FIG. 3 is a schematic structural view of an embedded sleeve according to an embodiment of the present invention;
FIG. 4 is a schematic view of an anchor plate according to an embodiment of the present invention;
FIG. 5 is an exploded view of the positioning installation of the embedded sleeve assembly according to the embodiment of the present invention;
FIG. 6 is a schematic view of a fastening screw according to an embodiment of the present invention;
FIG. 7 is a cross-sectional view 1-1 of FIG. 6;
FIG. 8 is a cross-sectional view taken along line 2-2 of FIG. 6;
FIG. 9 is a section view taken from 3-3 of FIG. 7;
FIG. 10 is a schematic structural view of a guide member according to an embodiment of the present invention;
FIG. 11 is a section view taken along line 4-4 of FIG. 10;
FIG. 12 is a schematic view of a pad in an embodiment of the invention;
FIG. 13 is a schematic view of a disassembly sleeve according to an embodiment of the invention;
FIG. 14 is a cross-sectional view taken along line 5-5 of FIG. 13;
FIG. 15 is a cross-sectional view 6-6 of FIG. 13;
FIG. 16 is a section view taken at 7-7 of FIG. 14;
fig. 17 is a cross-sectional view of fig. 14 at 8-8.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
Device example:
referring to fig. 1 and 2, the pre-buried mounting structure according to an embodiment of the present invention includes: the embedded sleeve assembly 1, the fastening mechanism 2 and the pressing piece 3; the embedded sleeve assembly 1 is provided with internal threads, a first end of the fastening mechanism 2 is in threaded connection with the lower end of the embedded sleeve assembly 1, and a second end of the fastening mechanism 2 is used for penetrating through a template 4 on the bottom surface of a concrete construction layer; the fastening mechanism 2 is further provided with a through hole 211, and the pressing piece 3 passes through the fastening mechanism 2 through the through hole 211 so as to press the embedded sleeve assembly 1 on the template 4.
Specifically, the sleeve in the pre-buried sleeve assembly 1 is provided with internal threads so as to be detachably connected with the fastening mechanism 2.
The embedded sleeve assembly 1 in this embodiment needs to be embedded in a concrete construction layer above a formwork 4 required for installing a support and a hanger when in use, and then the support and hanger connecting plate 5 is connected to the lower end of the embedded sleeve assembly, so that the installation of the support and hanger can be realized.
The compressing element 3 in this embodiment may be a pin sheet, which has the advantages of easily available source, low cost and simple operation, and is beneficial to improving the construction efficiency.
Referring to fig. 3 and 4, in this embodiment, the pre-buried sleeve assembly 1 may include: a pre-buried sleeve 11 and an anchor plate 12; the wall surface of the embedded sleeve 11 is provided with internal threads along the whole length, and the anchor plate 12 is arranged at the upper end of the embedded sleeve 11 and is connected with the embedded sleeve 11 through a first bolt 13.
More specifically, the embedded sleeve 11 is hollow in the whole length and is provided with an internal thread, and the internal thread is arranged along the whole length of the embedded sleeve 11, so that in practice, the diameter and the length of the embedded sleeve 11 need to be adapted to the load of installing the support and hanger under the condition of comprehensively considering the thickness of the floor slab.
In the embodiment, the upper end of the embedded sleeve 11 is provided with the anchoring plate 12, and the anchoring plate 12 is fastened on the embedded sleeve 11 through a screw rod to provide the anchoring force of the embedded sleeve 11 in the cast-in-place concrete. The anchoring plate 12 can be square or round, and a screw hole is formed in the middle of the anchoring plate 12 so that the screw rod passes through and is fastened at the upper end of the embedded sleeve 11; the size, length and the like of the embedded sleeve 11 and the anchor plate 12 can be adjusted adaptively according to the thickness of the floor and the load carried by the support and hanger. The diameter of the screw rod of the anchor plate 12 is matched with the inner diameter of the embedded sleeve 11, and the length of the screw rod is suitable for fixing the anchor plate 12 at the upper end of the embedded sleeve 11 through the screw rod.
The fastening mechanism 2 is provided with a fastening screw rod 21, the fastening screw rod 21 is in threaded connection with the embedded sleeve 11, and the diameter of the fastening screw rod 21 is matched with the diameter of an opening on the template 4, so that the fastening screw rod 21 can penetrate through the template 4; meanwhile, the fastening screw 21 is provided with a through hole 211 which provides an inserting channel for the compressing piece 3; the through holes 211 of the fastening screw 21 may be square holes, circular holes, etc., and may be determined according to the specific shape of the pressing member 3. The size of the through hole 211 may be determined according to practical situations, and it is sufficient that the pressing member 3 can be caught.
The above obviously indicates that, in the pre-buried installation structure provided by the embodiment of the invention, the pre-buried sleeve assembly is connected with the fastening mechanism, and after the fastening mechanism passes through the template, the compressing member passes through the fastening mechanism through the perforation and applies external force to the compressing member, so that the pre-buried sleeve assembly can be compressed on the template, and the connecting member of the member to be installed is connected with the pre-buried sleeve assembly.
Further, referring to fig. 5, in the above embodiment, a first elastic spacer 9 is disposed between the upper end portion of the pre-buried sleeve 11 and the anchoring plate 12. A second elastic gasket 10 is arranged between the lower end part of the embedded sleeve 11 and the front surface of the template 4. The first elastic gasket 9 and the second elastic gasket 10 can be circular, the middle is provided with holes, the diameter of the holes of the first elastic gasket 9 is matched with that of the threads of the first bolt 13, the diameter of the holes of the second elastic gasket 10 is matched with that of the threads of the fastening screw 21, and the two elastic gaskets play a role in sealing, so that cement slurry can be prevented from flowing into the embedded sleeve 11 during concrete casting construction, and the installation of a subsequent support and hanger is affected.
Referring to fig. 5, 6 to 9, in the above embodiments, the fastening mechanism 2 includes: a fastening screw 21 and a guide 22; wherein, the upper end of the fastening screw 21 is provided with external threads, and the position of the fastening screw 21 close to the middle part is provided with the through hole 211; the lower end of the fastening screw 21 is provided with a groove 213 penetrating through the lower end, the position, close to the lower end, of the fastening screw 21 is provided with a pin 212 in a penetrating way, the pin 212 is perpendicular to the groove 213, and one end of the guide piece 22 is movably connected with the pin 212.
Specifically, the length of the fastening screw 21 can ensure that the embedded sleeve assembly 1 passes through the template 4 and can be pressed on the template 4 under the action of the pressing piece 3; the fastening screw 21 is provided with external threads near one end of the sleeve so as to be matched with internal threads at the lower end of the sleeve; the through hole 211 is positioned near the middle of the fastening screw 21 so as to facilitate the pressing member 3 to pass through, and the width and thickness of the through hole 211 are preferably not damaging the working strength of the fastening screw 21; the depth and width of the groove 213 at the lower end of the fastening screw 21 are determined according to practical situations, and the length of the pin 212 is preferably not more than the fastening screw 21.
Because the fastening screw 21 is connected with the embedded sleeve assembly 1 and then passes through the hole on the template 4, the operation on the back of the template 4 is needed to enable the embedded sleeve assembly 1 to be pressed on the template 4, and in order to enable the fastening screw 21 to smoothly pass through the template 4 and enable the fastening screw 21 to be conveniently detached, the length of the fastening screw 21 is not too long, therefore, the lower end of the fastening screw 21 is connected with the guide piece 22, the fastening screw 21 can be better guided to pass through the template 4, and the fastening screw 21 can be detached immediately after being provided with the pressing piece 3.
Referring to fig. 10-11, in the above embodiment, the guide 22 includes: a guide 221 and an elastic hook 222 connected to each other; the thickness of the elastic hook body 222 is adapted to the width of the groove 213 on the fastening screw 21, and the elastic hook body 222 is movably connected with the pin shaft 212; the end of the guiding portion 221 is arc-shaped to guide the fastening screw 21 to penetrate the die plate 4.
Specifically, the elastic hook body 222 may be in a flat hook shape, the arc of which is adapted to the pin, and the thickness of which can be satisfied by hanging the elastic hook body in the groove 213 of the fastening screw 21. The elastic hook body 222 can hook the pin shaft 212 and rotate around the pin shaft 212, and the elastic hook body 222 has a certain elastic force, can freely rotate after being hooked on the pin shaft 212 under the action of external tension, and cannot fall off by itself.
The guide 221 may have a cylindrical structure, and preferably, an end portion of the cylindrical body of the guide 221 may have a hemispherical shape, so that the guide 22 can quickly pass through the opening on the form 4, and the length of the guide 22 is suitable for meeting construction requirements and convenient operation.
Referring to fig. 12, a pad 6 is disposed between the pressing member 3 and the back surface of the template 4, so as to increase the stress area when the pressing member 3 contacts with the template 4.
Specifically, the material of the pad 6 should have a certain rigidity, and the shape of the pad 6 is preferably circular, and an opening is formed in the middle of the pad to allow the fastening mechanism 2 to pass therethrough. The base plate 6 is arranged, so that on one hand, the loosening between the pressing piece 3 and the template 4 caused by the compression deformation of the template 4 can be prevented; on the other hand, when the fastening screw 21 is removed after the installation of the embedded sleeve assembly 1 and the concrete pouring, the pressing piece can freely rotate relative to the template 4 without being blocked.
Referring to fig. 13-17, since the tightening screw 21 of the tightening mechanism 2 may have excessive tightening or unsmoothness in screwing during the installation process, the pressing member 3 cannot function as a wrench to detach the tightening screw 21, so the above embodiment may further include: disassembling the sleeve 7; wherein, the first section of the dismounting sleeve 7 is sleeved with the fastening bolt of the fastening mechanism 2, and two opposite clamping parts 71 are arranged on two sides of the inner wall of the first section of the dismounting sleeve 7 for clamping the pin shaft 212 from two sides; the second section of the dismounting sleeve 7 is shaped to match a universal nut mounting and dismounting wrench.
Specifically, the disassembly sleeve 7 may be in a cylindrical reducing structure, the first section of the disassembly sleeve 7 may be in a hollow cylindrical shape, the diameter of the disassembly sleeve may be slightly larger than that of the lower end (one end provided with a groove 213) of the fastening screw 21, the clamping parts 71 are arranged on two opposite sides of the inner wall of the first section so as to be engaged with the pin shafts 212 transversely arranged in the fastening screw 21, the second section of the disassembly sleeve 7 may be in a hexagonal prism shape, and the size of the disassembly sleeve is matched with that of the universal nut assembly and disassembly wrench, so that the assembly and the disassembly are convenient. It should be noted that, the disassembling sleeve 7 can compress the pre-buried sleeve assembly 1 on the template 4 to strengthen the compressing force, and can also be disassembled conveniently and rapidly when the fastening screw 21 is disassembled.
It can be seen that the structure of the first section of the dismounting sleeve 7 in this embodiment is matched with the structure of the slotted end of the fastening screw 21 (the end of the fastening screw 21 provided with the groove 213), so that the dismounting sleeve can be well sleeved on the slotted section of the fastening screw 21, and the slotted end can be protected from deformation in use, thereby greatly improving the dismounting convenience of the fastening mechanism 2.
The embedded mounting structure provided by the invention can be used in the scenes of cast-in-place concrete construction of various templates, and can also replace various construction environments such as structural mounting by punching and mounting expansion bolts after the cast-in-place concrete structure.
In conclusion, the embedded mounting structure provided by the invention has a simple structure, the manufacturing materials are convenient and easy to obtain, and the molded product can be manufactured according to the thickness of the cast-in-place concrete floor structure and the model specification of the support and hanger, wherein the fastening screw, the guide piece, the backing plate and the pressing piece for assisting the installation of the embedded sleeve assembly can be repeatedly used, the mounting cost is greatly saved, and the environment-friendly and energy-saving concept is met.
Method embodiment:
the invention also provides an installation method of the embedded installation structure, which comprises the following steps:
s1, determining the positions of all embedded sleeve assemblies for a piece to be installed, paying off and positioning on a template on the bottom surface of a concrete construction layer according to the positions of all the embedded sleeve assemblies, and arranging a plurality of through holes at corresponding positions on the template, and meanwhile ensuring that the diameters of all the through holes and fastening screws in all the fastening mechanisms are matched.
Specifically, the member to be installed in this embodiment may be a hanger or other building components that need to be installed on a concrete structure layer.
In this embodiment, before construction, an operator needs to perform secondary deepening design on an installation pipeline according to a pipeline construction diagram, determine an installation position of a piece to be installed, and further determine positions of all embedded sleeve assemblies used for installing the piece to be installed. After the positions of the embedded sleeve assemblies for installing the to-be-installed parts are determined, paying-off and positioning are carried out on the floor cast-in-place concrete construction bottom surface template according to the positions of the embedded sleeve assemblies, and through holes matched with the diameters of the fastening screw rods are formed in corresponding positions on the template. That is, when the mounting is to be mounted, a plurality of groups of embedded mounting structures are needed, and accordingly, the embedded sleeve assemblies in each group of embedded mounting structures are matched with the fasteners for mounting the mounting to be mounted one by one.
In the step, the pre-positioning is carried out according to the specific position of the pre-buried sleeve assembly of the part to be installed, and compared with the mode of welding the embedded part and fixing the expansion bolt, the installation efficiency and the installation accuracy are greatly improved.
And S2, screwing each fastening screw rod with the lower end of the corresponding embedded sleeve assembly, and enabling each fastening screw rod to pass through the template.
Specifically, before this step, each pre-buried sleeve assembly 1 needs to be assembled, and the specific method for assembling is as follows: the anchor plate 12 is fastened at the upper end of the embedded sleeve 11 by a first bolt 13, and a first elastic gasket 9 is arranged between the anchor plate and the embedded sleeve 11 to form an embedded sleeve assembly to be installed.
In step 2, preferably, after the fastening screw 21 is inserted into the lower end of the pre-buried sleeve assembly 1, a second elastic spacer 10 is inserted into the fastening screw at a position near the upper end, and a guide 22 is hung on the lower end of the fastening screw 21, so that the guide guides the fastening screw to pass through the form. Namely: the second elastic gasket is arranged at the joint of the fastening screw and the lower end of the embedded sleeve, and then the guide piece is hung at the grooved end of the fastening screw and then passes through the through hole on the template as a whole.
It is further preferred that a pulling force is applied to the guide on the back of the form 4 to pull the fastening screw through the form and expose the fastening screw, after which a backing plate is mounted on the back of the form.
And S3, penetrating each pressing piece into the corresponding fastening screw rod, and applying acting force to the pressing piece to enable the corresponding embedded sleeve assembly to be tightly pressed on the template.
Specifically, the compressing piece passes through the fastening bolt through the through hole on the fastening bolt, and then the compressing piece can be knocked to be tightly clamped with the template, so that the embedded sleeve assembly is tightly pressed on the template.
In the case of the guide 22 used in step S2, the guide 22 can be removed after the pre-buried sleeve assembly has been pressed against the form 4 in step S3.
And S4, binding floor plate steel bars on the templates, pouring concrete and curing to realize the embedding of the embedded sleeve assemblies.
Specifically, concrete is cast in place between the front face of the form 4 and the upper end of the pre-buried sleeve 11 to anchor the pre-buried sleeve 11 in the concrete structure.
And S5, after the cast-in-place concrete reaches the curing age and before the template is removed, applying a reverse acting force to each compression piece to loosen and remove the compression piece, and removing each fastening screw from each corresponding embedded sleeve assembly to recycle the compression piece.
Specifically, the backing plate can be removed while the compression member 3 is removed, and then the backing plate 6, compression member 3, and fastening screw 21 can be recovered for subsequent reuse. Wherein, when dismantling fastening screw, can utilize to dismantle sleeve 7 and demolish to improve the efficiency of construction.
And S6, connecting and fastening the connecting piece of the mechanism to be installed with each embedded sleeve assembly embedded at the corresponding position by using a fastener, and thus, the installation of the piece to be installed can be completed.
Specifically, the fastener for installing the to-be-installed piece can be the second bolts 8, and the to-be-installed piece can be installed by screwing each second bolt 8 with the embedded sleeve 11 after penetrating through the connecting piece 5 of the to-be-installed piece. In this embodiment, the connecting member 5 of the member to be mounted may be a connecting plate.
The method embodiment and the relevant parts in the device embodiment may be referred to each other, and are not repeated here.
The above-mentioned obviously shows that the installation method of the pre-buried installation structure provided by the invention has the advantages that the pre-buried sleeve assemblies with corresponding bearing capacity are pre-installed according to the stress load of the to-be-installed piece, the pre-buried sleeve assemblies are tightly pressed on the formwork through the fastening mechanism and the pressing piece, then the to-be-installed piece is installed after the construction of the concrete structure poured by the formwork is finished, the connecting piece of the to-be-installed piece and the pre-buried sleeve assemblies can be directly connected by utilizing the corresponding fastening piece, the operation is simple, the installation and the removal are convenient, the installation speed and the installation quality can be improved, the operation efficiency can also be improved, the time of high-altitude operation is shortened, the risk of high-altitude operation is reduced, and the method is worth popularizing.
The present invention will be described in detail below by taking the installation of a hanger as an example:
step one: according to the pipeline construction diagram, carrying out secondary deepening design on the installation pipeline, determining the installation position of the support and hanger, and further determining the position of a second bolt 8 for installing the support and hanger;
step two: paying off and positioning according to the deepened mounting bolt position of the support and hanger on the floor cast-in-place concrete construction bottom surface template 4, and forming a through hole matched with the diameter of the fastening screw 21;
step three: fastening the anchor plate 3 at one end of the embedded sleeve 11 by using a first bolt 13, and installing a first elastic gasket 9 between the anchor plate 3 and the embedded sleeve 11 to form an embedded sleeve assembly to be installed;
step four: the fastening screw 21 is arranged at the other end of the embedded sleeve 11, the second elastic gasket 10 is put on, and the guide piece 22 is hung on;
step five: the guide piece 22 and the fastening screw rod 21 pass through the through holes on the template 4, the guide piece is pulled on the back of the template, the fastening screw rod is exposed as far as possible, and then a backing plate is arranged on the back of the template;
step six: inserting the pin sheet into the perforation on the fastening screw rod, knocking the pin sheet and clamping, tightly pressing the embedded sleeve assembly on the template, and taking down the guide piece;
step seven: binding floor plate steel bars on the templates, pouring concrete and preserving health;
step eight: after the curing age of the cast-in-place concrete is reached, before the template is removed, the pin sheets are loosened and removed by reverse knocking, and meanwhile, the backing plate is removed, and the pin sheets and the backing plate 6 are recovered;
step nine: the fastening screw is quickly detached from the embedded sleeve by using the detaching sleeve and the detaching tool, and is recovered for reuse;
step ten: and at the embedded sleeve, the support and hanger connecting plate 5 is connected and fastened with the embedded sleeve assembly 1 by using the corresponding second bolt 8, so that the support and hanger installation can be completed.
In summary, the installation method of the embedded installation structure provided by the invention has the advantages that the embedded sleeve assemblies with corresponding bearing capacity are pre-installed according to the stressed load of the to-be-installed piece, the fastening screw rod is guided to pass through the template through the guide piece, the compacting piece passes through the fastening screw rod to compact the embedded sleeve assemblies on the template, then the to-be-installed piece is installed after the construction of the concrete structure poured on the template is finished, the connecting piece of the to-be-installed piece and the embedded sleeve assemblies can be directly connected by utilizing the corresponding fastening piece, the operation is simple, the assembly and the disassembly are convenient, the installation speed and the installation quality can be improved, the operation efficiency can be improved, the time of high-altitude operation is shortened, the risk of high-altitude operation is reduced, and the installation method is worth popularizing.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. An embedded mounting structure, characterized by comprising: the sleeve assembly, the fastening mechanism and the pressing piece are pre-buried; wherein,,
the embedded sleeve assembly is provided with internal threads, a first end of the fastening mechanism is in threaded connection with the lower end of the embedded sleeve assembly, and a second end of the fastening mechanism is used for penetrating through a template on the bottom surface of the concrete construction layer;
the fastening mechanism is also provided with a perforation, and the compressing piece passes through the fastening mechanism through the perforation to compress the embedded sleeve assembly on the template;
the fastening mechanism includes: a fastening screw and a guide; the upper end of the fastening screw is provided with external threads, and the position, close to the middle part, of the fastening screw is provided with the through hole; the lower end of the fastening screw is provided with a groove penetrating through the lower end part, a pin shaft is penetrated at a position, close to the lower end part, of the fastening screw, the pin shaft is perpendicular to the groove, and one end of the guide piece is movably connected with the pin shaft;
the guide includes: a guide part and an elastic hook body connected with each other; the thickness of the elastic hook body is matched with the width of the groove on the fastening screw, and the elastic hook body is movably connected with the pin shaft; the elastic hook body is in a flat hook shape; the guide part is of a cylindrical structure, and the end part of the cylindrical body of the guide part is hemispherical and is used for guiding the fastening screw rod to penetrate through the template.
2. The embedment mounting structure of claim 1, wherein the embedment sleeve assembly includes: the sleeve and the anchor plate are embedded; wherein,,
the wall surface of the embedded sleeve is provided with internal threads along the through length, and the anchor plate is arranged at the upper end of the embedded sleeve and is connected with the embedded sleeve through a first bolt.
3. The embedded mounting structure of claim 2, wherein a first elastic gasket is arranged between the upper end of the embedded sleeve and the anchor plate; and/or a second elastic gasket is arranged between the lower end part of the embedded sleeve and the front surface of the template.
4. The embedded mounting structure of claim 1, wherein a backing plate is disposed between the compression member and the back of the form to increase the bearing area of the form.
5. The embedment mounting structure of claim 1, wherein the compression member is a pin plate.
6. The pre-buried mounting structure according to any one of claims 1 to 5, further comprising: disassembling the sleeve; wherein,,
the first section of the dismounting sleeve is sleeved with the fastening bolt of the fastening mechanism, and clamping parts which are oppositely arranged are arranged on two sides of the inner wall of the first section of the dismounting sleeve and are used for clamping the pin shaft from two sides; the second section of the disassembly sleeve is shaped to match a universal nut installation and disassembly wrench.
7. A method of installing the pre-buried installation structure of any one of claims 1 to 6, comprising the steps of:
step 1, determining the positions of all embedded sleeve assemblies for installing a piece to be installed, paying off and positioning on a template on the bottom surface of a concrete construction layer according to the positions of all the embedded sleeve assemblies, and arranging a plurality of through holes at corresponding positions on the template, and simultaneously ensuring that the diameters of all the through holes and fastening screws in all the fastening mechanisms are matched;
step 2, each fastening screw is in threaded connection with the lower end of the corresponding embedded sleeve assembly, and each fastening screw penetrates through the template;
step 3, each compressing piece is penetrated through the corresponding fastening screw rod, and acting force is applied to the compressing piece so as to compress the corresponding embedded sleeve assembly on the template;
step 4, binding floor plate steel bars on the templates, pouring concrete and curing, and realizing the embedding of the embedded sleeve assemblies;
step 5, after the cast-in-place concrete reaches the curing age and before the template is removed, applying a reverse acting force to each compression piece to loosen and remove the compression piece, and detaching each fastening screw from each corresponding embedded sleeve assembly to recycle the fastening screw;
and 6, connecting and fastening the connecting piece of the piece to be installed with each embedded sleeve assembly which is embedded in the corresponding position by using a fastener, and thus the piece to be installed can be installed.
8. The method according to claim 7, wherein in the step 2, after the fastening screw is inserted into the lower end of the pre-buried sleeve assembly, a second elastic spacer is inserted into the fastening screw at a position near the upper end of the fastening screw, and a guide member is hung at the lower end of the fastening screw.
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| CN202111311784.6A CN114060378B (en) | 2021-11-08 | 2021-11-08 | Pre-buried mounting structure and mounting method |
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| CN202111311784.6A CN114060378B (en) | 2021-11-08 | 2021-11-08 | Pre-buried mounting structure and mounting method |
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| CN117230713B (en) * | 2023-08-11 | 2025-03-18 | 中铁广州工程局集团有限公司 | Precise embedding method of T-beam embedded parts |
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