CN101629436A - Lightweight core mould - Google Patents
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- CN101629436A CN101629436A CN200810133939A CN200810133939A CN101629436A CN 101629436 A CN101629436 A CN 101629436A CN 200810133939 A CN200810133939 A CN 200810133939A CN 200810133939 A CN200810133939 A CN 200810133939A CN 101629436 A CN101629436 A CN 101629436A
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Abstract
The invention relates to a lightweight core mould, which comprises a foam-shaped and lightweight component (1) of an inner core. The lightweight core mould is characterized in that the outside of the lightweight component (1) is coated by an isolating layer (2) or/and a separation net (3); the outside of the isolating layer (2) or/and the separation net (3) is/are provided with a stiffened plate (4), a stiffened rod (5) or a stiffened mound (6); the stiffened plate (4), the stiffened rod (5) or the stiffened mound (6) is connected with the isolating layer (2) or/and the separation net (3) or/and a foam component into a whole body; and the isolating layer (2) or/and the separation net (3), the stiffened plate (4), the stiffened rod (5) or the stiffened mound (6) is a supporting layer of the lightweight core mould. Therefore, the lightweight core mould also has the characteristics of simple structure, excellent performance of deformation resistance and vibration resistance, convenient construction, high construction speed and the like, and is suitable to be used in hollow floors, roofs, wall bodies, foundation slabs and spandrel-braced bridges of cast-in-situ reinforced concrete or prestressed reinforced concrete.
Description
(1), technical field
The present invention relates to a kind of lightweight core.
(2), background technology
At present, cast-in-situ concrete hollow floor is to use wider floor structural form, and the lightening permanent loose tool of filling in it has various hollow sections and box, and box has hollow or solid.Is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent as the applicant in the patent No. of application on November 29th, 1999, it discloses a kind of thin-wall mould-shell member, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity.And for example Shijiazhuang City, Hebei Province city beam army is that ZL00203695.9, name are called " combination concrete hidden rib floor structure " utility model patent in the patent No. of application on February 23rd, 2000, a kind of shuttering member is disclosed in its manual, it can be solid, also can be hollow, its profile can be made shapes such as rectangle, circle, polygon according to designing requirement.And for example the Yu Shaohua of Tianjin is that ZL93206310.1, name are called " shuttering member " utility model patent in the patent No. of application on March 20th, 1993, it also discloses a kind of thin-wall mould-shell member, it makes totally-enclosed empty stomach polyhedral structure with the sidewall and the upper and lower end, establish ribs in the die housing, and adopt GRC or magnesium chloride GRC or do not have the manufacturing of sand ﹠ ceramsite cement.The applicant is 01140106.0 in the application number of application on November 23 calendar year 2001 for another example, publication number is CN1356442, name is called " a kind of mould with cavity structure for casting reinforced concrete floor slab " application for a patent for invention, its disclosed mould with cavity structure, comprise " upper plate; sidewall on every side; go to the bottom; upper plate; sidewall on every side; going to the bottom surrounds the polyhedron Cavity structural member, this Cavity structural member has in light weight, the intensity height, simple in structure, characteristics such as convenient construction and transport, simultaneously, when reality is used, going to the bottom, it is stressed to participate in, and can hang the greater weight object and in-situ deposited prefabricated bonding surface does not ftracture.Above-mentioned disclosed these cavity former components are applied in the close rib building roof, be shuttering member be again prefabricated noggin piece, have simple in structure, characteristics such as intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low.But after being applied to hollow building cover, formed Cast-in-place concrete rib is the Cast-in-place concrete rib of rectangle between the cavity former component, and its stress performance is not quite reasonable, often need increase the sectional dimension of Cast-in-place concrete rib, increase reinforcing bar and concrete consumption, increase the cost of superstructure, simultaneously, at the position of finding time of cavity former component, the intensity of hollow building cover is relative with rigidity relatively poor, the ability of bearing the point load effect is relatively low, therefore, develops a kind of novel light core die component for being badly in need of.
(3), summary of the invention
The object of the present invention is to provide a kind of lightweight core, have the mechanical property of improving superstructure, reduce the Cast-in-place concrete rib sectional dimension, reduce reinforcing bar and concrete consumption, reduce the superstructure cost, easy construction, bear characteristics such as the ability of point load effect is stronger.
Solution of the present invention is on the basis of existing technology, the foam-like lightweight component that comprises inner core, it is characterized in that lightweight component is coated with separation layer or/and separation net, separation layer is or/and separation net has stiffener, bracing boom or the pier of putting more energy into outward, stiffener, bracing boom or put more energy into pier and separation layer or/and separation net or/and foam components be connected as a single entity, separation layer is or/and separation net, and stiffener, bracing boom or the pier of putting more energy into are lightweight core bearing stratum.Like this, the inner core of lightweight core is the foam-like lightweight component, make the own wt of core obtain significantly alleviating, be coated with separation layer or/and behind the separation net at lightweight component, lightweight component is wrapped in fact, strengthened the intensity of core, make core in transportation, pile up, be difficult in installation and the work progress being damaged by pressure, and, stiffener, the bracing boom or the pier of putting more energy into can also serve as the structure-bearing member of floor, further improve cast-in-place concrete cored load ability, stiffener, bracing boom or put more energy into pier and separation layer are or/and separation net makes the overall performance of lightweight core improve greatly or/and foam components is connected as a single entity, be applied to cast-in-place concrete cored in after reduced cast-in-place concrete cored deadweight, improved cast-in-place concrete cored carrying volume, made under the cast-in-place concrete cored prerequisite that does not need to increase arrangement of reinforcement with respect to common cast-in-place plate to have better structural performance.
Feature of the present invention also is stiffener, bracing boom or the pier of putting more energy into is outer all or part ofly is coated with separation layer or/and separation net, constitutes separation layer or/and the inside and outside double-deck separation layer of bag stiffener, bracing boom or the pier of putting more energy in the separation net.Like this, or/and during separation net, can make the intensity of lightweight core improve greatly, strengthen the anti-seismic performance of core when all being coated with outside stiffener, bracing boom or the pier of putting more energy into every separation layer; When stiffener, bracing boom or the pier outer part of putting more energy into are covered with every separation layer or/and during separation net, can make core in application process better with the Cast-in-place concrete bonding, further improve the overall performance of superstructure.
Feature of the present invention also is to be provided with in the lightweight component stiffener, bracing boom or the pier of putting more energy into.Like this, when being provided with stiffener, bracing boom in the lightweight component or putting more energy into pier, make the intensity of lightweight component in application improve, be difficult for being compressed distortion, make that the structure-bearing performance at each position of core is even.
Feature of the present invention also is separation layer or/and separation net is rubber, plastics, steel mesh reinforcement, gauze wire cloth, organic fiber cloth, organic fiber net, inorfil cloth or inorfil net.Like this, when separation layer or/and separation net when being rubber, plastics, steel mesh reinforcement, gauze wire cloth, organic fiber cloth, organic fiber net, inorfil cloth or inorfil net, the intensity of core has obtained increasing substantially, particularly surperficial shock resistance damage capability is strong, and is not fragile in the construction application process.
Feature of the present invention is that also at least one areola is arranged in the lightweight component.Like this, when at least one areola was arranged in the lightweight component, the own wt of core had obtained significantly alleviating, and had also saved a large amount of core materials, improved the lifting capacity of superstructure.
Feature of the present invention also is separation layer or/and separation net also is provided with waterproofing course outward.Like this, when separation layer or/and when also being provided with waterproofing course outside the separation net, waterproof layer can stop the water in the Cast-in-place concrete to enter in the core block, can prevent effectively that Cast-in-place concrete from should dry out and cause the water-setting effect all to finish and burn out, and fully guaranteed cast-in-place concrete cored quality.
Feature of the present invention is that also the lightweight core is provided with at least one vertical hole or/and horizontal hole.Like this, when the lightweight core is provided with at least one vertical hole or/and laterally during hole, core makes Cast-in-place concrete run through core in being applied to superstructure the time, improves the stability of core in superstructure greatly.
Feature of the present invention is that also the lightweight core is provided with at least one spike.Like this, after the lightweight core was provided with at least one spike, spike had guaranteed the thickness of core bottom Cast-in-place concrete flaggy, had also guaranteed the Cast-in-place concrete protective layer thickness of reinforcing bar simultaneously, had improved cast-in-place concrete cored quality.
Feature of the present invention is that also the lightweight core is provided with at least one spike.
Feature of the present invention is that also the lightweight core is provided with at least one groove or/and pit.Like this, when the lightweight core is provided with at least one groove or/and during pit, Cast-in-place concrete or/and formed the Cast-in-place concrete stiffener in the pit, has increased substantially the structure-bearing ability of superstructure at groove.
Feature of the present invention also is stiffener, the bracing boom of lightweight core bottom or the protruding formation toss of the pier of putting more energy into.Like this, when stiffener, the bracing boom of lightweight core bottom or the protruding formation toss of the pier of putting more energy into, when core was used, toss can be served as the construction formwork use, can reduce the use amount of template significantly, reduced loss, saved cost.
Feature of the present invention is that also the lightweight core is expanded pearlite sillar, foam-plastic blocks, foaming concrete piece or haydite concrete piece.Like this, the core deadweight is lighter, and cost is more cheap.
Feature of the present invention is that also the lightweight core is expanded perlite, foamed plastics or haydite outsourcing separation layer or/and separation net forms.Like this, light hollow mandrel intensity height, good rigidity, anti-pressure ability is strong, and is not fragile, helps the rate of reducing the wastage, and simultaneously, also reduced material cost.
Feature of the present invention is that also the lightweight core is provided with the anti-floating member.Like this, when the lightweight core is provided with the anti-floating member, particularly build in the process, can prevent the core come-up effectively, fully guaranteed cast-in-place concrete cored pouring quality at Cast-in-place concrete.
Feature of the present invention is that also the lightweight core is provided with the connector that two lightweight cores can be linked to be integral body, and at least two lightweight cores are connected to form integral body by connector.Like this, when at least two lightweight cores are connected to form integral body by connector, can improve the anti-seismic performance of lightweight core greatly.
Feature of the present invention is that also the lightweight core is provided with the protrusion piece, protrudes piece and is arranged at top on the lightweight core, sidepiece or/and the bottom.Like this, when the lightweight core is provided with the protrusion piece, protrude that piece is arranged at top on the lightweight core, sidepiece or/and during the bottom, more help with Cast-in-place concrete fixedly when the lightweight core is applied in the superstructure, make core more stable.
Feature of the present invention is that also the cross sectional shape of lightweight core is quadrangle or hexagon.Like this, the cross sectional shape of lightweight core is quadrangle or hexagon, has made things convenient for the construction application needs of various different actual conditions.
Feature of the present invention is that also the corner of lightweight core is set to inner corner trim, chamfering or arc angle.Like this, described core be applied to cast-in-place concrete cored in after, Cast-in-place concrete has increased substantially cast-in-place concrete cored structural performance at the corresponding cast-in-situ concrete structure member that formed of above-mentioned rotation angle position.
Feature of the present invention also is the top of lightweight core or/and the bottom is provided with steel bar concrete precast plate or cement mortar precast plate.Like this, on the top of lightweight core or/and the bottom is provided with the steel bar concrete precast plate or the cement mortar precast plate makes the surface strength of core obtain increasing substantially, make it be difficult for being damaged by pressure, simultaneously, steel bar concrete precast plate or cement mortar precast plate can the participation structure loads, improve cast-in-place concrete cored overall performance.
Feature of the present invention is also that steel bar concrete precast plate or cement mortar precast plate are provided with the lightweight core is decided to be fixing keeper that keeper is the combination setting that is decided to be piece, alignment pin, locating hole or above-mentioned align member.
Feature of the present invention is that also lightweight component is that polylith light material member spelling forms.Like this, when lightweight component is a polylith light material member spelling when forming, make that the production of lightweight core is convenient, quick.
Feature of the present invention also is to have in the lightweight component cavity of amalgamation formation.When the cavity of amalgamation formation was arranged in the lightweight component, the deadweight of lightweight core alleviated greatly, can improve the weight capacity of superstructure.
(4), description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 2.
Fig. 3 is the structural representation of the embodiment of the invention 3.
Fig. 4 is the structural representation of the embodiment of the invention 4.
Fig. 5 is the structural representation of the embodiment of the invention 5.
Fig. 6 is the structural representation of the embodiment of the invention 6.
Fig. 7 is the structural representation of the embodiment of the invention 7.
Fig. 8 is the structural representation of the embodiment of the invention 8.
Fig. 9 is the structural representation of the embodiment of the invention 9.
Figure 10 is the structural representation of the embodiment of the invention 10.
Figure 11 is the structural representation of the embodiment of the invention 11.
Figure 12 is the structural representation of the embodiment of the invention 12.
Figure 13 is the structural representation of the embodiment of the invention 13.
Figure 14 is the structural representation of the embodiment of the invention 14.
Figure 15 is the structural representation of the embodiment of the invention 15.
(5), the specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, the foam-like lightweight component 1 that comprises inner core, it is characterized in that lightweight component 1 is coated with separation layer 2 or/and separation net 3, separation layer 2 is or/and have stiffener 4, bracing boom 5 or the pier 6 of putting more energy into outside the separation net 3, stiffener 4, bracing boom 5 or the pier 6 of putting more energy into separation layer 2 or/and separation net 3 or/and foam components be connected as a single entity, separation layer 2 is or/and separation net 3, and stiffener 4, bracing boom 5 or the pier 6 of putting more energy into are lightweight core bearing stratum.Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is the foam-like lightweight component, and 2 is separation layer, and 4 is stiffener, and 5 is bracing boom, and 6 are the pier of putting more energy into, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, lightweight component 1 is coated with separation layer 2, and stiffener 4, bracing boom 5 and the pier 6 of putting more energy into are arranged outside the separation layer 2, and stiffener 4 is connected as a single entity with foam components, the bracing boom 5 and the pier 6 of putting more energy into are connected as a single entity with separation layer 2, and stiffener 4, bracing boom 5 and the pier 6 of putting more energy into are lightweight core bearing stratum.As shown in Figure 2, lightweight component 1 is coated with separation net 3.
Feature of the present invention also is stiffener 4, bracing boom 5 or the pier 6 of putting more energy into is outer all or part ofly is coated with separation layer 2 or/and separation net 3, constitutes separation layer 2 or/and the inside and outside double-deck separation layers of bag stiffener 4, bracing booms 5 or the pier 6 of putting more energy in the separation net 3.As shown in Figure 3, stiffener 4 parts are coated with separation layer 2, constitute the inside and outside double-deck separation layer of bag stiffener 4 in the separation layer 2.
Feature of the present invention also is to be provided with in the lightweight component 1 stiffener 4, bracing boom 5 or the pier 6 of putting more energy into.As shown in Figure 4, in lightweight component 1, be provided with stiffener 4 and bracing boom 5.
Feature of the present invention also is separation layer 2 or/and separation net 3 is rubber, plastics, steel mesh reinforcement, gauze wire cloth, organic fiber cloth, organic fiber net, inorfil cloth or inorfil net.As shown in Figure 2, separation net 3 is a gauze wire cloth, and as shown in Figure 4, separation layer 2 is plastics.
Feature of the present invention is that also at least one areola 7 is arranged in the lightweight component 1.As shown in Figure 5, two areolas 7 are arranged in lightweight component 1.
Feature of the present invention also is separation layer 2 or/and the separation net 3 outer waterproofing courses 8 that also are provided with.As shown in Figure 5, outside separation layer 2, also be provided with waterproofing course 8.
Feature of the present invention is that also the lightweight core is provided with at least one vertical hole 9 or/and horizontal hole 9.As shown in Figure 6, the lightweight core is provided with four vertical holes 9 and a horizontal hole 9.
Feature of the present invention is that also the lightweight core is provided with at least one spike 10.As shown in Figure 6, the lightweight core is provided with a plurality of spikes 10.
Feature of the present invention is that also the lightweight core is provided with at least one spike 10.As shown in Figure 7, the lightweight core is provided with two spikes 10.
Feature of the present invention is that also the lightweight core is provided with at least one groove 11 or/and pit 12.As shown in Figure 7, the lightweight core is provided with a groove 11 and two pits 12.
Feature of the present invention also is stiffener 4, the bracing boom 5 of lightweight core bottom or puts more energy into pier 6 protruding formation toss 13.As shown in Figure 8, the stiffener 4 protruding formation toss 13 of lightweight core bottom.
Feature of the present invention is that also the lightweight core is expanded pearlite sillar, foam-plastic blocks, foaming concrete piece or haydite concrete piece.As shown in Figure 8, the lightweight core is a foam-plastic blocks.
Feature of the present invention is that also the lightweight core is expanded perlite, foamed plastics or haydite outsourcing separation layer 2 or/and separation net 3 forms.As shown in Figure 1, the lightweight core is that expanded perlite outsourcing separation layer 2 forms, and as shown in Figure 2, the lightweight core is that haydite outsourcing separation net 3 forms.
Feature of the present invention is that also the lightweight core is provided with anti-floating member 14.As shown in Figure 9, the lightweight core is provided with anti-floating member 14.
Feature of the present invention is that also the lightweight core is provided with the connector 15 that two lightweight cores can be linked to be integral body, and at least two lightweight cores are connected to form integral body by connector 15.As shown in figure 11, the lightweight core is provided with 15, three lightweight cores of connector that two lightweight cores can be linked to be integral body and is connected to form integral body by connector 15.
Feature of the present invention is also that the lightweight core is provided with and protrudes piece 16, protrudes piece 16 and is arranged at top on the lightweight core, sidepiece or/and the bottom.As shown in Figure 9, the lightweight core is provided with and protrudes piece 16, and protrusion piece 16 is arranged at sidepiece and the bottom on the lightweight core.
Feature of the present invention is that also the cross sectional shape of lightweight core is quadrangle or hexagon.As shown in figure 10, the cross sectional shape of lightweight core is a hexagon.
Feature of the present invention is that also the corner of lightweight core is set to inner corner trim 17, chamfering 18 or arc angle 19.As shown in figure 12, the corner of lightweight core is set to inner corner trim 17, and as shown in figure 13, the corner of lightweight core is set to arc angle 19, and as shown in figure 14, the corner of lightweight core is set to chamfering 18.
Feature of the present invention also is the top of lightweight core or/and the bottom is provided with steel bar concrete precast plate or cement mortar precast plate 20.As shown in figure 12, be provided with steel bar concrete precast plate 20, as shown in figure 13, be provided with cement mortar precast plate 20 in the bottom of lightweight core in the bottom of lightweight core.
Feature of the present invention is also that steel bar concrete precast plate or cement mortar precast plate 20 are provided with the lightweight core is decided to be fixing keeper 21 that keeper 21 is for being decided to be the combination setting of piece, alignment pin, locating hole or above-mentioned align member.As shown in figure 14, cement mortar precast plate 20 is provided with the lightweight core is decided to be fixing keeper 21, and keeper 21 is an alignment pin.
Feature of the present invention is that also lightweight component 1 forms for polylith light material member spelling.As shown in figure 15, lightweight component 1 forms for polylith light material member spelling.
Feature of the present invention also is to have in the lightweight component 1 cavity 7 of amalgamation formation.As shown in figure 15, the cavity 7 that has amalgamation to constitute in the lightweight component 1.
Claims (10)
1, a kind of lightweight core, the foam-like lightweight component (1) that comprises inner core, it is characterized in that lightweight component (1) is coated with separation layer (2) or/and separation net (3), separation layer (2) is or/and have stiffener (4), bracing boom (5) or the pier of putting more energy into (6) outside the separation net (3), stiffener (4), bracing boom (5) or the pier of putting more energy into (6) and separation layer (2) or/and separation net (3) or/and foam components be connected as a single entity, separation layer (2) is or/and separation net (3), and stiffener (4), bracing boom (5) or the pier of putting more energy into (6) are lightweight core bearing stratum.
2, a kind of lightweight core according to claim 1, it is characterized in that outer all or part of being coated with every separation layer (2) of stiffener (4), bracing boom (5) or the pier of putting more energy into (6) or/and separation net (3) constitutes separation layer (2) or/and wrap the inside and outside double-deck separation layer of stiffener (4), bracing boom (5) or the pier of putting more energy into (6) in the separation net (3).
3, a kind of lightweight core according to claim 1 is characterized in that being provided with in the lightweight component (1) stiffener (4), bracing boom (5) or the pier of putting more energy into (6).
4, a kind of lightweight core according to claim 1 is characterized in that separation layer (2) or/and separation net (3) is rubber, plastics, steel mesh reinforcement, gauze wire cloth, organic fiber cloth, organic fiber net, inorfil cloth or inorfil net; Perhaps in the lightweight component (1) at least one areola (7) is arranged; Perhaps separation layer (2) is or/and the outer waterproofing course (8) that also is provided with of separation net (3); Perhaps, it is characterized in that the lightweight core is provided with at least one vertical hole (9) or/and horizontal hole (9) according to the described a kind of lightweight core of arbitrary claim in the claim 1 to 5.
5, a kind of lightweight core according to claim 4 is characterized in that the lightweight core is provided with at least one spike (10); Perhaps the lightweight core is provided with at least one spike (10); Perhaps the lightweight core is provided with at least one groove (11) or/and pit (12); The perhaps stiffener of lightweight core bottom (4), bracing boom (5) or the protruding formation toss of the pier of putting more energy into (6) (13).
6,, it is characterized in that the lightweight core is expanded pearlite sillar, foam-plastic blocks, foaming concrete piece or haydite concrete piece according to the described a kind of lightweight core of arbitrary claim in the claim 1 to 4; Perhaps the lightweight core is expanded perlite, foamed plastics or haydite outsourcing separation layer (2) or/and separation net (3) forms.
7,, it is characterized in that the lightweight core is provided with anti-floating member (14) according to the described a kind of lightweight core of arbitrary claim in the claim 1 to 4; Perhaps the lightweight core is provided with and two lightweight cores can be linked to be whole connector (15), and at least two lightweight cores are connected to form integral body by connector (15); Perhaps the lightweight core is provided with and protrudes piece (16), protrudes piece (16) and is arranged at top on the lightweight core, sidepiece or/and the bottom.
8, according to the described a kind of lightweight core of arbitrary claim in the claim 1 to 4, the cross sectional shape that it is characterized in that the lightweight core is quadrangle or hexagon; Perhaps the corner of lightweight core is set to inner corner trim (17), chamfering (18) or arc angle (19).
9, a kind of lightweight core according to claim 8 is characterized in that the top of lightweight core or/and the bottom is provided with steel bar concrete precast plate or cement mortar precast plate (20); Perhaps steel bar concrete precast plate or cement mortar precast plate (20) are provided with the lightweight core are decided to be fixing keeper (21), and keeper (21) is for being decided to be the combination setting of piece, alignment pin, locating hole or above-mentioned align member.
10,, it is characterized in that lightweight component (1) forms for polylith light material member spelling according to the described a kind of lightweight core of arbitrary claim in the claim 1 to 4; The cavity (7) that perhaps has amalgamation to constitute in the lightweight component (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810133939A CN101629436A (en) | 2008-07-14 | 2008-07-14 | Lightweight core mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810133939A CN101629436A (en) | 2008-07-14 | 2008-07-14 | Lightweight core mould |
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| Publication Number | Publication Date |
|---|---|
| CN101629436A true CN101629436A (en) | 2010-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810133939A Pending CN101629436A (en) | 2008-07-14 | 2008-07-14 | Lightweight core mould |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088949A (en) * | 2013-01-31 | 2013-05-08 | 卢庆延 | Novel light high-strength core mould |
| CN110103369A (en) * | 2019-05-07 | 2019-08-09 | 福建振丰矿物新材料有限公司 | A kind of loss of weight mold of cast mineral and preparation method thereof |
-
2008
- 2008-07-14 CN CN200810133939A patent/CN101629436A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088949A (en) * | 2013-01-31 | 2013-05-08 | 卢庆延 | Novel light high-strength core mould |
| CN103088949B (en) * | 2013-01-31 | 2015-09-23 | 卢庆延 | A kind of Novel light high-strength core mould |
| CN110103369A (en) * | 2019-05-07 | 2019-08-09 | 福建振丰矿物新材料有限公司 | A kind of loss of weight mold of cast mineral and preparation method thereof |
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