Summary of the invention
For the assembled wallboard of the above sandwich structure, the present invention is proposed through the anti-technique production assembly beaten of insulation board
Formula Self-insulation wall plate eliminates outer page board in former sandwich structure and the inside and outside connector being connected, so that cost is declined to a great extent, mention
High production efficiency, reduces the self weight of building, provides guarantee to be widely applied assembled architecture.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that:
A kind of Assembled self-insulating wall instead beats preparation process, and the wall includes concrete wall, insulation board and water
Insulation board, insulation board itself band matcoveredn, the setting of insulation board outside is arranged in cement mortar protective layer, the concrete wall outside
Cement mortar protective course, the anti-construction technology method of beating of insulation board include the following steps:
Step 1) fixed form in steel platform, and window frame is fixed;
Step 2 is first laid with the cement mortar protective course of one layer of 1-3cm thickness in steel platform cope plate, is internally embedded grid
Cloth or galvanized steel wire netting;
Step 3) is pre-buried and fixed anchors, the anti-bottom for being laid on template of insulation board;
Step 4) is pre-buried and fixed anchors, is laid on the upper surface of cement mortar protective course insulation board is counter;
Step 5) is laid with steel reinforcement cage or assembling reinforcement directly above on the top for the insulation board completed;
The fixed fixed point being embedded into concrete of step 6);
Step 7) is poured concrete and vibration compacting;
Step 8) maintenance;
Step 9) demoulding lifting.
Preferably, a kind of Assembled self-insulating wall instead beats preparation process, the wall includes concrete wall, protects
Insulation board, insulation board itself band matcoveredn, insulation board is arranged in warm plate, cement mortar protective course, the concrete wall outside
Outside setting cement mortar protective course, the manufacture craft for instead beating Assembled self-insulating wall are as described below:
The first step has propped up template in die station, and has fixed window frame;
Second step is laid with the cement sand bed of one layer of 1-3cm thickness in the template propped up, should embed plating in cement sand bed
Zinc steel wire or glass fiber net are then laid with an insulation board with matcoveredn on the cement sand bed just completed, are being laid with
The inside and outside anchoring piece for anchoring sub-assembly handstand is fixed while insulation board, an end cap of interior anchoring piece should be placed in steel
The downside of silk screen or glass fiber net, and steel wire or glass fiber net anchor are lived, an end cap of outer anchoring piece will fix insulation board, and
In the cavity that the center-pole of interior anchoring piece is reached to the center-pole of outer anchoring piece, and the center-pole of outer anchoring piece should stand upside down to stretch out and protect
The thickness of warm plate;
Third step after insulation board is laid with and anchors, handles with foamed material and clogs the plate stitch of full insulation board;
4th step will be laid on the upper surface of the insulation board with matcoveredn according to the steel reinforcement cage designed and produced in advance, or
Directly assembling reinforcement is laid in the upper surface of insulation board with matcoveredn completed;
5th step fixes the component of Self-insulation wall plate on steel reinforcement cage;
6th step is poured concrete and vibrates, and the surface of concrete, which smoothes out, receives light;
7th step, will pour the concrete being poured in and is sent in curing kilns and conserve;
8th step, demoulding lifting and chipping;
The self heat insulation wall made is combined installation by design requirement by the 9th step.
Preferably, the protective layer of itself band of the insulation board can be cement mortar or binding cement thin plate or calcium silicates
Plate, glass magnesium board, Cement fibre mat.
Preferably, the thermal insulation material of the insulation board is vacuum heat-insulating plate.
Preferably, the insulation board and concrete wall are fixed by anchoring piece sub-assembly, the anchoring piece group
Component includes outer anchoring piece and interior anchoring piece, and the outer anchoring piece includes outer anchoring piece center-pole and is located at outer anchoring piece center
The first end cover of bar outer end, the size of the first end cover are greater than the size of the cross section of outer anchoring piece center-pole;The outer anchor
Firmware Center bar is hollow structure;The interior anchoring piece include interior anchoring piece center-pole and be located at interior anchoring piece center-pole outer end
Second end cover, the size of the second end cover is greater than the size of the cross section of interior anchoring piece center-pole, in the interior anchoring piece
Core bar is inserted into the hollow structure of outer anchoring piece center-pole.
Preferably, the first protrusion is arranged in the inner wall of the hollow structure, the interior anchoring piece center-pole outside wall surface is set
Set the second protrusion, when the interior anchoring piece center-pole is inserted into the hollow structure of outer anchoring piece center-pole, first protrusion and the
Two protrusions mutually fasten.
Preferably, the fixed point in step 6) includes lifting point, reinforced bar sleeve, fixed pivot.
Preferably, the component of the fixation Self-insulation wall plate in the 5th step include sleeve, suspension hook, supporting point, penetration pipe,
Electric wire box.
Preferably, the center-pole of anchoring piece will stand upside down and stretch out the thickness of insulation board and at least want 5cm or more in second step.Make
To be preferred, the first protrusion is arranged in the inner wall of the hollow structure, and the second protrusion is arranged in the interior anchoring piece center-pole outside wall surface,
When the interior anchoring piece center-pole is inserted into the hollow structure of outer anchoring piece center-pole, first protrusion and the second protrusion are blocked mutually
It closes.
Preferably, first protrusion and the second protrusion are structure thorns.
Preferably, first protrusion from inner wall outward or interior extreme direction extend, the extension side of the second protrusion
To raised with first opposite.
Preferably, setting the function of the distance L from from outer end to inner end, i.e. M=F(L for the density M that structure pierces), then F'
(L) > 0, then F''(L) > 0, wherein F'(L), F''(L) be F(L respectively) first order derivative and second derivative.
Preferably, protrusion is arranged in the inner end end of the outer anchoring piece.
Preferably, opening is arranged in the inner end end of the outer anchoring piece, extend in outer anchoring piece center-pole.
Preferably, the outside wall surface setting structure of the outer anchoring piece center-pole pierces, the structure thorn extends towards outer end.
Preferably, the first end cover and second end cover are circle, the diameter of the first end cover is greater than second end cover
Diameter.
Compared with the existing technology, the invention has the advantages that or advantage:
1) the invention discloses a kind of preparation process of new heat insulation integrated wall, the structure of the self heat insulation wall includes
Load-carrying members, water proof structure, self heat insulation wall once-cast forming, by the anti-construction technology beaten, can effectively protect
The integrality of thermal insulation material is demonstrate,proved, construction technology is more simple and convenient, has insulating layer securely durable, can lead to the building same service life
The positive manual labour skill for crossing the insulation board overcomes existing sandwich wallboard and exists from heavy, do not prevent fires, outer page wallboard it is easy to fall off,
The production production of the problems such as there are severe compromises, the more present sandwich wallboard of the production technology of the self heat insulation wall is simple fast
Second pouring is kept to once-cast by victory, eliminates outer page wallboard and connector, the weight of wall is reduced, and cost savings are extremely
Few 100 yuan of every square meters.
2) protrusion and recess portion is arranged by the way that integrated concrete wall is arranged in the present invention, and water is avoided to enter wall, thus real
Existing waterproof.
3) present invention further realizes waterproof by the way that sealing material is arranged between adjacent concrete wall.
4) anchoring piece of the invention is mainly used in the prefabricated components of plant produced self heat insulation wall, China and foreign countries anchoring piece master
It is used to for insulation board being fixed in concrete, interior anchoring piece is mainly used for that the cement mortar protective course on the outside of insulation board will be embedded in
Middle glass fiber net or steel wire are fixed with anchor, and in addition do not occupy the plate stitch of insulation board, and the heat bridge of self heat insulation wall is preferably minimized, and logical
It crosses the mutual of the thorn of falling structure on inside and outside anchoring piece sub-assembly to hang upside down, forms very big pulling capacity, and no longer need to be consolidated with metal nail
It is fixed.
5) density that the present invention is pierced by the structure of outer anchoring piece outside wall surface ensure that outer with the variation from outer end to inner end
Anchoring piece further fixes.
Specific embodiment
With reference to the accompanying drawing, the invention will be further described.
Fig. 1 illustrates a kind of Assembled self-insulating wall, and the wall includes concrete wall 3, insulation board 4, insulation board 4
Itself has protective layer, and cement mortar protective course is arranged again outside insulation board, heat preservation is arranged outside the concrete wall 3
Plate.
Insulation board autoprotection layer can be cement mortar or binding cement thin plate or calcium silicate board, glass magnesium board, cement are fine
Tie up mat.
Fig. 1 illustrates the horizontal structure of wall, i.e., instead plays the schematic diagram for preparing of mode, actually wall is when installation
It is vertical direction.
Preferably, the thermal insulation material 4 of the insulation board is vacuum heat-insulating plate.
Construction technology method is beaten the present invention further discloses insulation board is counter:
1) fixed form in steel platform, and window frame is fixed;
2) one layer of preferred 2cm of 1-3cm(is first laid in steel platform cope plate) thick cement mortar protective course, it is internally embedded
Grid cloth or galvanized steel wire netting;
3) pre-buried and fixed anchors, the anti-bottom for being laid on template of insulation board;
4) pre-buried and fixed anchors are laid on the upper surface of cement mortar protective course insulation board is counter;
5) steel reinforcement cage or assembling reinforcement directly above are laid on the top for the insulation board completed;
6) the fixed fixed point being embedded into concrete;
7) casting concrete and vibration compacting;
8) it conserves;
9) demoulding lifting.
A kind of to beat the self heat insulation wall and instead beat assembled system that construction technology makes by counter, including that insulation board is counter beats
Construction technology and combination mounting process by the anti-self heat insulation wall for making work of insulation board, instead beating self heat insulation wall has included
The functions such as structure, window, heat preservation, threading are constituted, and the structure of the self heat insulation wall includes load-carrying members, water proof structure, should
The forming of self heat insulation wall once-cast, has insulating layer securely durable, can pass through instead beating for the insulation board with the building same service life
Technique overcomes existing sandwich wallboard and exists from heavy, do not prevent fires, outer page wallboard it is easy to fall off, there are severe compromises
The problems such as, the production production of the more present sandwich wallboard of the production technology of the self heat insulation wall is simple and fast, and second pouring is subtracted
For once-cast, outer page wallboard and connector are eliminated, the weight of wall is reduced, cost savings at least 100 yuan of every square meters.
The manufacture craft for instead beating Assembled self-insulating wall is as described below:
The first step has propped up template in die station, and has fixed window frame;
Second step is laid with one layer of preferred 2cm of 1-3cm(in the template propped up) thick cement sand bed, cement sand bed
It is interior to embed galvanized steel wire netting or glass fiber net, a heat preservation with matcoveredn is then laid on the cement sand bed just completed
Plate fixes the inside and outside anchoring piece for anchoring sub-assembly handstand while being laid with insulation board, and an end cap of interior anchoring piece is answered
It is placed in the downside of steel wire or glass fiber net, and steel wire or glass fiber net anchor are lived, an end cap of outer anchoring piece will be fixed
Insulation board, and the center-pole of interior anchoring piece reached in the cavity of center-pole of outer anchoring piece, and the center-pole of outer anchoring piece is answered
It stands upside down and stretches out the thickness of insulation board;
Third step after insulation board is laid with and anchors, handles with foamed material and clogs the plate stitch of full insulation board;
4th step will be laid on the upper surface of the insulation board with matcoveredn according to the steel reinforcement cage designed and produced in advance, or
Directly assembling reinforcement is laid in the upper surface of insulation board with matcoveredn completed;
5th step fixes the component of Self-insulation wall plate on steel reinforcement cage;
6th step is poured concrete and vibrates, and the surface of concrete, which smoothes out, receives light;
7th step, will pour the concrete being poured in and is sent in curing kilns and conserve;
8th step, demoulding lifting and chipping;
The self heat insulation wall made is combined installation by design requirement by the 9th step.
The assembled made by insulation board back-hand craft method installs system and includes but be not limited solely to by keeping the temperature counter make
The Assembled self-insulating wall of work, laminated floor slab, precast floor slab, preformed self thermal insulation balcony etc..
The Assembled self-insulating installs system by main member prefabrication, and beam column is cast-in-place, included external decoration and built-in
The completely new construction scheme with indoor hard-cover assembling building of one kind that assembling is constituted.The assembly system quick construction,
Cost is cheap, quickly move in, the decoration of exterior wall and heat preservation same service life, the Life cycle of building are not necessarily to the advantages that repairing.
By insulation board back-hand craft method make Assembled self-insulating wall, the self heat insulation wall be collection structure, decoration,
The functions such as heat preservation, window, threading, one-time cast-forming, convenient transportation, installation, production are convenient, at low cost.
The structure sheaf of the Assembled self-insulating wall includes the structural concrete layer and water proof structure layer of load-bearing, antidetonation,
The water proof structure layer passes through the construction moulding of the Assembled self-insulating wall, through this construction after installation combination, by extraneous rain
Water is kept off on the outside of the structure of concrete, and the reinforcing bar of wall corrosion structure layer will not be seeped into because of the rainwater outside wall, will not be by outside
Rainwater be seeped into interior.A protrusion is arranged in the upper end of the Assembled self-insulating wall, and the other end on the other side is arranged one
Groove, the water blocking techonosphere by a handstand protrusion on load-bearing techonosphere, with another piece of assembled of next level from
The groove of heat-insulating wall structure layer is combined, and forms a water blocking techonosphere.
The Assembled self-insulating wall is formed in factory's disposal pouring, and production method is applied with counter beat of insulation board
Work technique is made.
The anti-first step for beating construction technology of the insulation board of the Assembled self-insulating wall is fixedly mounted in vibration die station
Template, and window frame etc. is fixed.
The second step that construction skill is instead beaten in the heat preservation of the Assembled self-insulating wall is that insulation board tiles in fixed template.
The thermal insulation material of the insulation board can be organic foam thermal insulation material such as styrofoam, extruded sheet, polyurethane sheet, phenolic aldehyde
Plate, modified polyphenyl plate etc., inorganic heat insulation material such as aerogel blanket or aeroge plate, mineral wool, rock wool, foam glass, foam
Cement, sintered pearlite plate etc., compound insulating material such as vacuum heat-insulating plate, inorganic compounding organic plates etc..Preferred embodiment is vacuum
Heat-insulating shield.
The insulation board thermal insulation material another side opposite with decorative panel, preferred plan are band matcoveredn, especially vacuum
Heat-insulating shield must be with matcoveredn, which can be cement mortar or other protective layers (such as binding cement thin plate or silicic acid
Calcium plate, glass magnesium board, Cement fibre mat etc.).
Anchoring piece handstand is fixed while being laid with insulation board, the component of anchoring piece will be fixed on decorative panel by near-lying mode
The one side of plate platform, the other end of anchoring piece, which will stand upside down, stretches out the thickness of insulation board, and extension elongation at least wants 5cm long, insulation board
After being laid with and anchoring, the plate stitch of full insulation board is handled and clogged with foamed material (foamed strip or foamed glue).
The anti-third step for beating construction technology of the insulation board of the Assembled self-insulating wall is after insulation board is laid with and anchors,
The plate stitch of full insulation board is handled and clogged with foamed material (foamed strip or foamed glue).
Counter the 4th step for beating construction technology of the insulation board of the Assembled self-insulating wall is basis to design and produce in advance
Steel reinforcement cage be laid on the upper surface of form insulation plate, or be directly laid with assembling reinforcement in the upper surface of insulation board completed.
Counter the 5th step for beating construction technology of the insulation board of the Assembled self-insulating wall is that self-heat conserving is fixed on steel reinforcement cage
The components such as sleeve, suspension hook, supporting point, penetration pipe, the electric wire box of wallboard.
Counter the 6th step for beating construction technology of the insulation board of the Assembled self-insulating wall is to be poured concrete and vibrate, coagulation
The surface of soil, which smoothes out, receives light.
Counter the 7th step for beating construction technology of the insulation board of the Assembled self-insulating wall is will to pour the concrete being poured in be sent to
Maintenance in curing kilns.
Counter the 8th step for beating construction technology of the insulation board of the Assembled self-insulating wall is to demould lifting and modify surface to lack
It falls into, the filleting for doing sealant to the plate stitch of decorative layer is handled.
Will by keep the temperature it is counter make the Assembled self-insulating wall performed and transport to building-site be combined installation.
1, as the architectural construction of the factorial production, the system of complete set has been formed, can make to build entire peripheral protective
Structure all realizes the factorial production.
It 2, has included structure, window, heat preservation, decoration, threading in the peripheral protective wallboard of the entire standard width of a room in an old-style house of the factorial production
Etc. functions constitute.
3, the infiltration of PC component connection is thoroughly prevented by the structurally waterproof layer of design in the peripheral structure of plant produced
The defects of water, gap are come unglued.
4, accomplish the spy that light weight, thickness are thin, production is convenient, production cost is low in the peripheral protective wallboard of the factorial production
Point.
5, outer decorative layer (or protective layer) thermal insulation material and concrete knot will be had in the peripheral protective wallboard of the factorial production
Structure wall one-time cast-forming has accomplished heat preservation, decoration and has built the same service life.
6, above-mentioned thermal insulation material exists in the factorial production peripheral protective wallboard with outer decorative layer (or protective layer) insulation board
It when being laid in template, needs to be fixed with anchoring piece, assembled plate stitch is filled closely knit with efficient thermal insulation material.
7, in the factorial production peripheral protective wallboard, without outer decorative layer insulation board be laid in template before, need to mention
The cement sand bed of the preceding 1:2.5-3.5 that 1-3cm thickness is laid in template room, is internally embedded grid cloth or galvanized steel wire netting.
8, in the factorial production, the specification of the embedded grid cloth of cement sand bed should be 160-300 grams, galvanized steel wire netting
Specification should be string diameter 0.5-0.9mm, between 8.5 × 8.5-12.7 of spacing × 12.7mm.
9, two kinds of processes can be divided into the production of the peripheral protective wallboard of the factorial production, insulation board is counter to beat construction work
Skill method, insulation board just beat construction technology.
Fig. 2 illustrates a kind of integrated wall with waterproof construction for improving structure, and the wall includes muti-piece coagulation
Protrusion 7 and recess portion 8 is respectively set in cob wall body 3, the 3 vertical direction both ends of concrete wall, and adjacent concrete wall passes through
Protrusion 7 and recess portion 8 connect.
The structure sheaf of the Assembled self-insulating wall includes the structural concrete layer and water proof structure layer of load-bearing, antidetonation,
The water proof structure layer passes through the construction moulding of the Assembled self-insulating wall, through this construction after installation combination, by extraneous rain
Water is kept off on the outside of the structure of concrete, and the reinforcing bar of wall corrosion structure layer will not be seeped into because of the rainwater outside wall, will not be by outside
Rainwater be seeped into interior.A protrusion is arranged in the upper end of the Assembled self-insulating wall, and the other end on the other side is arranged one
Groove, the water blocking techonosphere by a handstand protrusion on load-bearing techonosphere, with another piece of assembled of next level from
The groove of heat-insulating wall structure layer is combined, and forms a water blocking techonosphere.
Preferably, protrusion is arranged in the top of the concrete wall, recess portion is arranged in lower part.
Preferably, the thickness on the top of the concrete wall is less than the thickness of lower part.By so set, can be with
One recess portion is set in the junction of adjacent concrete wall, to fill relevant material, such as concrete in recess portion
Material to guarantee that adjacent concrete preferably connects, while guaranteeing the secured and intensity of the concrete wall of connection.
Preferably, the thickness on the top of the concrete wall is 50-150mm.
Preferably, the height of the thin part of the concrete wall is 200-400mm.
By the optimization design of above-mentioned size, concrete wall is enabled to utmostly to save material, reduces cost, together
When can also ensure that the intensity and firmness of connecting wall.
Preferably, elaxtic seal is arranged in the protrusion of adjacent concrete wall and recess portion junction.Pass through setting
Elaxtic seal can make sealing performance more preferable.Further achieve the effect that waterproof.
Preferably, thermal insulation material is arranged outside the concrete wall, protective layer is set outside the thermal insulation material
Or finish coat.
Preferably, sealant is arranged between the thermal insulation material of adjacent concrete wall.
Preferably, the thermal insulation material is preferably insulation board.
Fig. 5-7 illustrates a kind of anchoring piece sub-assembly for thermal insulation material anchoring surely, including outer anchoring piece 1 and interior anchor
Firmware 2, as shown in Figure 1, the outer anchoring piece 1 includes outer anchoring piece center-pole 1-1 and is located at outside outer anchoring piece center-pole 1-1
The size of cross section of the size of the first end cover 1-2, the first end cover 1-2 at end greater than outer anchoring piece center-pole 1-1;It is described
Outer anchoring piece center-pole 1-1 is hollow structure.
As shown in fig. 6, the interior anchoring piece 2 is including interior anchoring piece center-pole 2-1 and is located at interior anchoring piece center-pole 2-1
The size of cross section of the size of the second end cover 2-2, the second end cover 2-2 of outer end greater than interior anchoring piece center-pole 2-1, institute
It states interior anchoring piece center-pole 2-1 to be inserted into the hollow structure of outer anchoring piece center-pole 1-1, as shown in Figure 3.
Preferably, the first end cover 1-2 and second end cover 2-1 is circle, the center-pole 1-1 and 1-2 is round
Tee section.
Preferably, the diameter of the first end cover 1-2 is greater than the diameter of second end cover 2-2.Preferably, first end cover
The diameter of 1-2 is 1.2-1.8 times of the diameter of second end cover 2-2, preferably 1.3-1.5 times.
Preferably, the diameter of center-pole 1-1 is 6-8mm, the diameter of center-pole 1-2 is 3-4mm.
Preferably, the inner wall of the hollow structure is arranged outside the first protrusion 1-5, the interior anchoring piece center-pole 2-1
Wall surface the second protrusion of setting 2-3, when the interior anchoring piece center-pole 2-1 is inserted into the hollow structure of outer anchoring piece center-pole 1-1, institute
It states the first protrusion and the second protrusion mutually fastens.
Preferably, the first protrusion 1-5 and the second protrusion 2-3 are structure thorns.
Preferably, the first prominent 1-5 (i.e. the top direction end cap 1-2 of Fig. 1) or interior outward from inner wall
The direction (i.e. the lower lug 1-3 of Fig. 1) is held to extend, the extending direction of the second protrusion 2-3 is opposite with the first protrusion.
By be arranged protrusion extending direction on the contrary, can make by inside and outside anchoring piece sub-assembly the thorn of falling structure it is mutual
It is projecting, very big pulling capacity is formd, and no longer need to be fixed with metal nail.
Preferably, setting the function of the distance L from from outer end to inner end, i.e. M=F(L for the density M that structure pierces), then F'
(L) > 0, then F''(L) > 0, wherein F'(L), F''(L) be F(L respectively) first order derivative and second derivative.
By above-mentioned setting, so that the distribution density of the first protrusion (structure thorn) 1-5 and the second protrusion (structure thorn) 2-3 are along outer
It holds to inner end and constantly increases, and increased amplitude is also increasing.By above-mentioned setting, so that the binding force of interior outer protrusion
As the extension from outer end to inner end constantly increases, internal binding force ensure that, so that interior anchoring piece is more difficult to extract, from
And it ensure that combining closely for inside and outside anchoring piece.It is found through experiments that, by so set, can be improved 20-40%'s or so
Fixed force.
Above-mentioned formula is suitable for protrusion 1-5 and 2-3.
Preferably, from the center-pole 1-1 length of outer anchorage element 1 be SAlways, it is arranged in the inner end end of center-pole prominent
The density for playing 1-5 is MIt is interior, then the density M=M of protrusion 1-5It is interior* (s/SAlways)a, wherein a is coefficient, 1.18 < a < 1.23.
Above-mentioned relationship is obtained by a large amount of numerical simulation and its experiment, is tested through a large number of experiments
Card.Density distribution is carried out by above-mentioned relationship, combination degree is enabled to reach best.
Preferably, 1.19 < a < 1.21.
Preferably, a is gradually reduced as s/S increases.
Preferably, protrusion 1-3 is arranged in the inner end end of the outer anchoring piece 1.By the way that protrusion is arranged, it is further ensured that interior
The binding force at end and wall, guarantees that inner end is not allowed to be drawn out easily.
Preferably, the inner end end setting opening 1-4 of the outer anchoring piece, extends in outer anchoring piece center-pole 1-1.
Correspondingly, interior 2 inner end of anchoring piece is also provided with opening corresponding with opening 1-4, as shown in Figure 2.
By setting opening 1-4, it can also be further ensured that the binding force of outer anchoring piece 1 and wall, guarantee outer anchoring piece 1 not
It is easy to extract.
Preferably, the outside wall surface setting structure of the outer anchoring piece center-pole 1-1 pierces 1-6, the structure pierces 1-6 towards outer
End extends.Extend towards Fig. 1 upper direction.
Preferably, setting the density m that outside wall surface structure pierces to the function of the distance L from from outer end to inner end, i.e. m=f
(L), then f'(L) > 0, then f''(L) > 0, wherein f'(L), f''(L) be f(L respectively) first order derivative and second derivative.
By above-mentioned setting, so that the distribution density of structure thorn 1-6 constantly increases along outer end to inner end, and increased
Amplitude is also increasing.By above-mentioned setting so that the binding force of protrusion 1-6 and wall with the extension from outer end to inner end not
Disconnected increase, so that outer anchoring piece is more difficult to extract, to ensure that combining closely for inside and outside anchoring piece.It is found through experiments that,
By so set, the fixed force of 15-30% or so can be improved.
Preferably, the first end cover and second end cover are circle, the diameter of the first end cover is greater than second end cover
Diameter.
This anchoring piece is mainly used in the prefabricated components of plant produced self heat insulation wall, China and foreign countries' anchoring piece be mainly used for by
Insulation board is fixed in concrete, and interior anchoring piece is mainly used for that glass fiber net in the cement mortar protective course on the outside of insulation board will be embedded in
Or steel wire is fixed with anchor, and does not in addition occupy the plate stitch of insulation board, the heat bridge of self heat insulation wall is preferably minimized, and passes through inside and outside anchor
The thorn of falling structure is mutual projecting on firmware combinations part, forms very big pulling capacity, and no longer need to be fixed with metal nail.
The above, only the preferred embodiment of the present invention, protection scope of the present invention are not limited merely to above-mentioned reality
Example is applied, all technical solutions belonged under the invention thinking all belong to the scope of protection of the present invention.It should be pointed out that being led for this technology
For the technical staff in domain, also it is considered as protection scope of the present invention in any improvement for not departing from the principle of the invention.