CN207017449U - A kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece - Google Patents
A kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece Download PDFInfo
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- CN207017449U CN207017449U CN201720892621.4U CN201720892621U CN207017449U CN 207017449 U CN207017449 U CN 207017449U CN 201720892621 U CN201720892621 U CN 201720892621U CN 207017449 U CN207017449 U CN 207017449U
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- inner thread
- internal thread
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Abstract
A kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece, including inner thread piece are the utility model is related to, inner thread piece one end is provided with internal thread hole, in addition to base along its length, and base is provided with the internal thread hole run through, is additionally provided with least two through holes；Inner thread piece is connected by stud with base, and inner thread piece is bonded with base, the summation of the length of stud no more than internal thread hole length on internal thread hole on inner thread piece and base；Stud is provided with external screw thread, and the end face of one end that stud is connected with base is provided with groove；The other end of inner thread piece, which closes up, turns into flat part, coordinates on flat part and is provided with lateral pin.The utility model makes pre-buried inner thread piece to be solder-connected on framework steel reinforcement cage, it is pre-buried simple to operate, avoid the skill set requirements and potential safety hazard of welding operation, stud and the repeatable utilization of base, the perpendicularity of pre-buried inner thread piece and concrete surface is good, the optional position of concrete surface can be fixed on, simple in construction, manufacturing cost is low.
Description
Technical field
The utility model belongs to the pre-buried fastening connection piece technical field of architectural engineering, and in particular to one kind is beneficial to inner thread piece
It is embedded into the structure of Cast-in-place concrete.
Background technology
At present, the application of framework cast-in-place structural building is very universal, with the popularization of cast-in-place structural building, builds
Building structure design becomes increasingly complex, many occasions needs built-in connections in cast-in-situ steel reinforced concrete, such as pre-buried external connection bolt,
Embedded nut etc., in that context it may be convenient to when solving finishing such as the connection of light fixture or building leading such as Cantilever Beams and frame structure in itself
The problems such as drawing, without being punched on concrete, setscrew is installed to solve the problems, such as external connection.The side of existing built-in connection
Method, it is substantially after the completion of framework steel reinforcement cage is built, it would be desirable to which pre-buried connector is welded on the reinforcing bar of steel reinforcement cage, then
Concrete slurry is poured, its shortcoming is：Complex operation is welded, and potential safety hazard in itself be present；The built-in connection of welding and after pouring
The perpendicularity of concrete surface is poor；Welded with facilitating the position that built-in connection can only be arranged on reinforcing bar, it is impossible to be arranged on
The optional position of concrete surface, otherwise just also need to increase direction and location support to be welded to connect.
Utility model content
For the above-mentioned deficiency of prior art, the technical problems to be solved in the utility model is to provide one kind and is beneficial to internal thread
Part is embedded into the structure of Cast-in-place concrete, avoids the pre-buried inner thread piece in the monolithic reinforced concrete structure building of wooden template from passing through
The problems of welding manner connection, reaching to weld, the recyclable recycling of the part in structure, pre-buried interior spiral shell
The perpendicularity of line part and concrete surface is good, may be provided at the effect of the optional position of concrete surface.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：
A kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece, including inner thread piece, one end edge of the inner thread piece
Length direction is provided with internal thread hole, in addition to base, and the base is provided with the internal thread hole run through, is additionally provided with the base
With axial at least two through holes in the same direction of internal thread hole on base；The inner thread piece is connected by stud with the base, institute
State summation of the length no more than internal thread hole length on internal thread hole on the inner thread piece and base of stud；On the stud
Provided with external screw thread, the stud is connected by external screw thread with the internal thread hole on the base, and the inner thread piece passes through interior spiral shell
Internal thread hole on line part is connected with stud external screw thread and is bonded with the base；One end that the stud is connected with the base
End face be provided with groove and be used to passing through instrument corresponding with the groove when dismantling and rotate the stud.
For the utility model by Stud connection inner thread piece and base, base then is fixedly mounted on into plank sheathing needs position
Place is put, in the cast-in-situ steel reinforced concrete of wooden template pre-buried inner thread piece is avoided and many is asked by what welding manner connected
Topic；Base lower surface is brought into close contact with plank sheathing, can be ensured pre-buried inner thread piece well and be poured hanging down for rear concrete surface
Straight degree；Installation site of the base on plank sheathing is no longer limited by reinforcing bar；After plank sheathing dismounting after by with stud groove pair
The instrument answered screws out stud, takes out base, stud and the repeatable utilization of base.
Further improve above-mentioned technical proposal, the base is circular plate-like shape structure, the internal thread hole position on the base
In the home position of the base, decile is uniform in the circumference of internal thread hole on base for described two through holes.
So, base is platy structure, is meeting effective thread tooth number（It is threadedly coupled intensity）In the case of, reduce as far as possible
Thickness, it is more convenient to remove when the later stage recycles to reduce the depth of embedded concrete；Base profile is circular, internal thread hole
Facilitate engine lathe to process at one time positioned at its home position, be simple to manufacture；Uniform through hole makes base on plank sheathing
Connection is rationally and stably.
Further, the internal thread hole on the internal thread hole on the inner thread piece and the base is same size, institute
It is corresponding same specification to state the external screw thread on stud；It is all provided with the both ends of the surface of the stud fluted.
So, unified screw thread specification, the outfit of corresponding frock can be reduced, reduces cost；It is all provided with the both ends of the surface of stud
It is fluted to avoid stud anti-loaded, cause to do over again and delay the cycle or even just found after plank sheathing dismounting, cause stud not revolve
Send as an envoy to the serious consequence that pre-buried inner thread piece can not use.
Further, the inner thread piece is tubular structure, and one end is provided with internal thread hole along its length, and the other end closes up
As flat part, the flat part is provided with the lateral pin mounting hole axially vertical with the inner thread piece, the lateral pin mounting hole
Interior cooperation is provided with lateral pin.
So, the machining internal thread on tubular structure, has saved material, and manufacture is also simple；Bored on the flat part of closing in
Hole is simpler easy to operate compared to being drilled on the outer wall of tubulose, while flat part and matched lateral pin all play raising in advance
Bury the effect of the torque resistant and anti-pulling of inner thread piece.
Further, the groove is the counterbore of interior six sides.
So, stud can smoothly be screwed out and removed by corresponding allen wrench, compared to flat recess or cross recess,
The moment of torsion that the structure of interior six side can be born is bigger, is not easy to skid and destroys cell body, avoiding stud from not screwing out makes pre-buried inner thread piece
The serious consequence that can not be used.
The application method that the utility model forms built-in connection in Cast-in-place concrete is summarized as follows：
1）It is adhesive in two-sided on the lower surface of base, and the internal thread hole on base is completely covered by double faced adhesive tape；
2）Gluing base is bonded at plank sheathing needs opening position by being bonded at the two-sided of base lower surface；
3）Through the through hole on base and hammered into by iron nail in plank sheathing, base and plank sheathing are fixed；
4）Concrete slurry is poured in plank sheathing；
5）Remove plank sheathing and separate plank sheathing and base, stud is screwed out by instrument corresponding with stud groove, most
Base is taken out from concrete afterwards；Inner thread piece, which is embedded in concrete, forms built-in connection.
In step 5）In, because base is built-in in concrete, if the process for screwing out stud does not make base loose
The degree that can be removed is moved, instrument tapping base need to be used, it is bonding with concrete to remove base for the pine that shakes.
Double faced adhesive tape adds iron nail fixation to ensure that installation site is accurate, does not offset, pre-buried solid and reliable, while inner thread piece
Starched with concrete is not penetrated into the internal thread hole of base.
Compared with prior art, the utility model has the advantages that：
1st, then the utility model is fixed base by iron nail by Stud connection inner thread piece and base through through hole
It is simple to operate without being solder-connected on framework steel reinforcement cage onto plank sheathing, avoid the skill set requirements and safety of welding operation
Hidden danger.
2nd, the utility model screws out stud by instrument corresponding with stud groove, takes out base after plank sheathing dismounting,
Stud and the repeatable utilization of base.
3rd, pre-buried screw element of the present utility model is fixed on plank sheathing, good with the perpendicularity that pours rear concrete surface,
Improve quality.
4th, base and inner thread piece can be fixedly mounted on the optional position of plank sheathing by iron nail by the utility model, no longer
By the position limitation of internal reinforcing bar, the difficulty of structure design is simplified.
5th, the flat part in the utility model structure and matched lateral pin improve built-in fitting and use process moderate resistance
The ability of moment of torsion and anti-pulling.
6th, the structure of the utility model in itself is simple, and processing and manufacturing is simple, and cost is low.
Brief description of the drawings
Fig. 1-the utility model specific embodiment isometric view；
Fig. 2-the utility model specific embodiment front view；
Wherein, 1- inner thread pieces, 2- bases, 3- studs, 4- lateral pins, 101- internal thread holes, 102- flat parts,
103- lateral pin mounting holes, 201- internal thread holes, 202- through holes, 301- external screw threads, 302- grooves.
Embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, Fig. 2, the utility model specific embodiment includes inner thread piece 1, and the inner thread piece 1 is tubulose knot
Structure, one end of the inner thread piece 1 are provided with internal thread hole 101 along its length, and the other end, which closes up, turns into flat part 102, described
Flat part 102 is provided with the lateral pin mounting hole 103 axially vertical with the inner thread piece 1, coordinates in the lateral pin mounting hole 103
Provided with lateral pin 4；Also including base 2, the base 2 is circular plate-like shape structure, and home position is provided with the internal thread hole 201 run through,
Two through holes 202 in the same direction with the axial direction of internal thread hole on base 2 201 are additionally provided with the base 2, described two through holes 202 exist
Decile is uniform in the circumference of internal thread hole 201 on base 2；The inner thread piece 1 is connected by stud 3 with the base 2, described
Summation of the length of stud 3 no more than the length of internal thread hole 201 on internal thread hole 101 on the inner thread piece 1 and base 2；Institute
State stud 3 and be provided with external screw thread 301, the internal thread hole 101 on the inner thread piece 1 and the internal thread hole 201 on base 2 are phase
Same specification, the external screw thread 301 on stud 3 be also corresponding to same specification；The stud 3 passes through on external screw thread 301 and base 2
Internal thread hole 201 connect, the inner thread piece 1 passes through the external screw thread 301 of the internal thread hole 101 on inner thread piece 1 and stud 3
Connect and be bonded with the base 2；Fluted 302 are all provided with the both ends of the surface of the stud 3, the groove 302 is interior six sides
Counterbore.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (5)
1. a kind of be embedded into the structure of Cast-in-place concrete, including inner thread piece beneficial to inner thread piece, one end of the inner thread piece is along length
Degree direction is provided with internal thread hole, it is characterised in that：Also include base, the base is provided with the internal thread hole run through, the bottom
It is additionally provided with seat and axial at least two through holes in the same direction of internal thread hole on base；The inner thread piece passes through stud and the bottom
Seat connection, the summation of the length of the stud no more than internal thread hole length on internal thread hole on the inner thread piece and base；
The stud is provided with external screw thread, and the stud is connected by external screw thread with the internal thread hole on the base, the internal thread
Part is connected with stud external screw thread by the internal thread hole on inner thread piece and is bonded with the base；The stud and the base
The end face of one end of connection is provided with when groove is used to dismantle rotates the stud by instrument corresponding with the groove.
A kind of 2. structure that Cast-in-place concrete is embedded into beneficial to inner thread piece according to claim 1, it is characterised in that：The base
For circular plate-like shape structure, the internal thread hole on the base is located at the home position of the base, and described two through holes are in base
Decile is uniform in the circumference of upper internal thread hole.
A kind of 3. structure that Cast-in-place concrete is embedded into beneficial to inner thread piece according to claim 1, it is characterised in that：The interior spiral shell
Internal thread hole on line part and the internal thread hole on the base be same size, and the external screw thread on the stud is corresponding
Same specification；It is all provided with the both ends of the surface of the stud fluted.
A kind of 4. structure that Cast-in-place concrete is embedded into beneficial to inner thread piece according to claim 1, it is characterised in that：The interior spiral shell
Line part is tubular structure, and one end is provided with internal thread hole along its length, and the other end, which closes up, turns into flat part, is set on the flat part
There is the lateral pin mounting hole axially vertical with the inner thread piece, coordinate in the lateral pin mounting hole and be provided with lateral pin.
5. according to a kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece of claim 1 or 3, it is characterised in that：It is described
Groove is the counterbore of interior six sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720892621.4U CN207017449U (en) | 2017-07-21 | 2017-07-21 | A kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720892621.4U CN207017449U (en) | 2017-07-21 | 2017-07-21 | A kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207017449U true CN207017449U (en) | 2018-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720892621.4U Active CN207017449U (en) | 2017-07-21 | 2017-07-21 | A kind of structure that Cast-in-place concrete is embedded into beneficial to inner thread piece |
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| CN (1) | CN207017449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201784A (en) * | 2017-07-21 | 2017-09-26 | 中冶建工集团有限公司 | The method for being embedded into the structure of Cast-in-place concrete beneficial to inner thread piece and forming built-in fitting |
-
2017
- 2017-07-21 CN CN201720892621.4U patent/CN207017449U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201784A (en) * | 2017-07-21 | 2017-09-26 | 中冶建工集团有限公司 | The method for being embedded into the structure of Cast-in-place concrete beneficial to inner thread piece and forming built-in fitting |
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