CN108760442A - A kind of molding die and its test method of adjustable concrete Coating combination thickness - Google Patents
A kind of molding die and its test method of adjustable concrete Coating combination thickness Download PDFInfo
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- CN108760442A CN108760442A CN201810990192.3A CN201810990192A CN108760442A CN 108760442 A CN108760442 A CN 108760442A CN 201810990192 A CN201810990192 A CN 201810990192A CN 108760442 A CN108760442 A CN 108760442A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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Abstract
The present invention relates to a kind of molding dies and its test method of adjustable concrete Coating combination thickness, belong to highway engineering technical field in Communication and Transportation Engineering.The mold includes pedestal, adjusts the structures such as thickness steel plate, rectangular mould frame, adjusting screw, fixing nut, pushing plate, adjusting screw rod, leveling bolt, fixed block, reaction frame.The present invention is by being manually added different concrete mixtures, accurately control the thickness of different concrete materials and Coating combination material, keep the unification of each structural material size, it can easy, quickly realize the integrated molding of Coating combination material and concrete, test specimen easy to disassemble simultaneously, disturbance of the human factor to Coating combination ability is avoided to greatest extent, so as to accurately reflect the binding ability of ground surface material interlayer.
Description
Technical field
The invention belongs to highway engineering technical fields in Communication and Transportation Engineering, and in particular to be tied between a kind of adjustable concrete layer
Close the molding die and its test method of thickness.
Background technology
Pavement structure is processed using layering making, between layers generally use binding material in road engineering, however existing
There are theoretical research and the practical studies of Coating combination ability not perfect, leads to a large amount of road surfaces due to the selection of Coating combination and set
Count improper and premature failure.Therefore, increase Coating combination ability, improve Coating combination effect, and carry out to Coating combination effect
Correct evaluation is essential.
It is directed to the laboratory test of interlaminar bonding material binding performance test at this stage, usually different concretes are independent
After the completion of preparation, interlayer binder is smeared, each structural material is bonded, this and Coating combination material and concrete structure
Layer is carried out at the same time making and the Practical Project of maintenance is not inconsistent, it is difficult to accomplish to accurately control the thickness of binder, and to meet examination
The size of equipment is tested, usually also needs to carry out cutting process to test specimen, disturbance is generated to Coating combination performance to a certain extent, from
And the evaluation result of Coating combination material cementitiousness is influenced, therefore, for the ease of Coating combination material and concrete one
Chemical conversion type meets Practical Project requirement, accurately controls the binding material thickness of concrete structure interlayer, evaluates variety classes and thickness
The binding ability of interlaminar bonding material, there is an urgent need for a kind of molding die of adjustable concrete Coating combination thickness of research and development and its experiment sides
Method.
Invention content
It is an object of the present invention to solve the deficiency of the existing technology and provide a kind of adjustable concrete Coating combination thickness
Molding die and its test method accurately control different concrete materials and layer by the way that different concrete mixtures are manually added
Between binder thickness, keep the unification of each structural material size, can easy, quickly realize Coating combination material with it is mixed
The integrated molding of Xtah Crude Clay structure layer, while test specimen easy to disassemble, avoid human factor to Coating combination ability to greatest extent
Disturbance, so as to accurately reflect the binding ability of ground surface material interlayer.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of molding die of adjustable concrete Coating combination thickness, including pedestal；
It is fixedly installed fixed block and reaction frame respectively at the symmetric position of both sides on pedestal；
Reaction frame includes the frame body being fixed on the base and multiple counter-force screws on frame body；
Rectangular mould frame is placed on pedestal；The long side frame and short side frame of rectangular mould frame are detachable company
It connects；
It is equipped in rectangular mould frame and adjusts thickness steel plate, and adjust plane phase where thickness steel plate place plane and long side frame
Vertically；Adjust thickness steel plate can relatively short side frame sliding, the bottom edge for adjusting thickness steel plate is in contact with base upper surface；
Rectangular mould frame is between fixed block and reaction frame, and the axial direction of counter-force screw is mutually hung down with plane where long side frame
Directly；
It is equipped with one piece of pushing plate in the inside of a short side frame, and is equipped with internal thread hole, adjusting screw rod on the short side frame
One end be fixedly linked with pushing plate across internal thread hole；
The left and right sides of pushing plate is in contact with two long side frames respectively, and bottom edge is in contact with base upper surface, and height is not small
In the height of rectangular mould frame.
It is further preferred that the pedestal is rectangle.
It is further preferred that the both ends of long side frame are equipped with the first groove, the both sides of short side frame are connected in respectively
In first groove of two long side frames.
It is further preferred that the both ends of long side frame are equipped with through-hole, and it is located on the inside of through-hole in long side frame and sets
There are the first groove, the both sides of short side frame to be connected in respectively in the first groove of two long side frames；The lateral wall of short side frame
The right and left be equipped be respectively equipped with second groove, the side of fixing nut is fixed in the second groove；Adjusting screw has
Four；After adjusting screw passes through through-hole, it is threadedly coupled with adjacent nearest fixing nut.
It is further preferred that the upper edge of the madial wall of long side frame be equipped with it is convex stupefied, adjust the left and right of thickness steel plate
Both ends are equipped with the third groove that matches with convex stupefied position shape, adjust thickness steel plate by third groove, it is convex it is stupefied match with
Rectangular mould frame is connected.
It is further preferred that pedestal is equipped with multiple leveling bolts.
It is further preferred that pedestal is equipped with 4 leveling bolts, it is respectively symmetrically equipped with the quadrangle of pedestal.
It is further preferred that adjusting thickness steel plate has polylith, every piece of thickness is 2mm.It is preferred that there is 5 pieces.
It is further preferred that the distance between two short side frames are 160mm；The distance between two long side frames
For 75mm；The height of rectangular mould frame is 30mm.
A kind of test method of the Coating combination material cementitiousness of adjustable concrete Coating combination thickness, using above-mentioned adjustable
The molding die of concrete Coating combination thickness, steps are as follows：
The inner wall of rectangular mould frame and pedestal painting are spread into mould oil, while keeping pedestal horizontal, passes through fixed block and counter-force
Rectangular mould frame is fixed on the base by frame；
According to experimental design thickness, thickness steel plate will be adjusted and be put into rectangular mould frame, do not placed then as no Coating combination material；
Pushing plate is adjusted by using adjusting screw rod so that the test piece mould size for adjusting the formation of thickness steel plate both sides is identical, so
It is molded the first concrete test block and the second concrete test block in adjusting the test piece mould that thickness steel plate both sides are formed afterwards, is pulled out later
Go out to adjust thickness steel plate, the space for adjusting thickness steel plate position is filled using Coating combination material, and keep interlayer binder
Packed height is flushed with the height of the first concrete test block, the second concrete, obtains test specimen；
Finally by the related mold of entire test specimen be placed on 20 DEG C ± 5 DEG C, humidity be more than 50% under conditions of stand 12h or more, then
Rectangular mould frame is removed from pedestal by fixed block and reaction frame, and rectangular mould frame is removed, by entire test specimen
It is put into standard curing room and is conserved, tested later.
Compared with prior art, the present invention advantage is：
For pavement concrete Coating combination material performance test, there are no perfect testing equipments in testing indoors at present, generally
It is to smear interlayer binder after the completion of concrete is prepared separately, each structural material is bonded, it can not be accurate
The thickness of control control binder.Meanwhile to meet the size of testing equipment, usually also needs to carry out cutting process to test specimen, keep away
Perturbation action unavoidably is generated to Coating combination material.
The present invention provides a kind of molding die and its test method of adjustable concrete Coating combination thickness, can it is easy,
The integrated molding for quickly realizing Coating combination material and concrete, accurately controls different concrete materials and interlayer knot
The thickness for closing material, and keeps the unification of each structural material size so that the sample dimensions of Coating combination material both sides are
75mm*75mm*30mm, whole test specimen full-size length is respectively 160mm*75mm*30mm after the completion of molding.Simultaneously just
In dismounting test specimen, disturbance of the human factor to Coating combination ability is avoided to greatest extent, so as to accurately reflect road surface material
Binding ability between the bed of material provides effective reference data for engineering.
Description of the drawings
Fig. 1 is the structural schematic diagram of the molding die of the adjustable concrete Coating combination thickness of the present invention；
Fig. 2 is structural schematic diagram when monolithic adjusts thickness steel plate while using；
Fig. 3 is structural schematic diagram when polylith adjusts thickness steel plate while using；
Fig. 4 is the front view for adjusting thickness steel plate；
Wherein, 1, pedestal；2, thickness steel plate is adjusted；3, rectangular mould frame；4, adjusting screw；5, fixing nut；6, pushing plate；
7, adjusting screw rod；8, leveling bolt；9, fixed block；10, reaction frame；11, the first concrete test block region；12, the second concrete
Test block region；13, frame body；14, counter-force screw；15, long side frame；16, short side frame；17, the first groove；18, the second groove；
19, third groove.
Specific implementation mode
With reference to embodiment, the present invention is described in further detail.
It will be understood to those of skill in the art that the following example is merely to illustrate the present invention, and it should not be regarded as limiting this hair
Bright range.In the examples where no specific technique or condition is specified, according to technology or condition described in document in the art
Or it is carried out according to product description.Production firm person is not specified in material therefor or equipment, is that can be obtained by buying
Conventional products.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that is used in the specification of the present invention arranges
It refers to there are the feature, integer, step, operation, element and/or component, but it is not excluded that presence or addition to take leave " comprising "
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.Term "inner",
The orientation or state relation of the instructions such as "upper", "lower" are orientation based on ... shown in the drawings or state relation, are merely for convenience of retouching
It states the present invention and simplifies description, do not indicate or imply the indicated device or element must have a particular orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " connects
Connect ", " being equipped with " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein（Including technology art
Language and scientific terminology）With meaning identical with the general understanding of the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or the meaning of too formal be explained.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that is used in the specification of the present invention arranges
It refers to there are the feature, integer, step, operation, element and/or component, but it is not excluded that presence or addition to take leave " comprising "
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.Term "inner",
The orientation or state relation of the instructions such as "upper", "lower" are orientation based on ... shown in the drawings or state relation, are merely for convenience of retouching
It states the present invention and simplifies description, do not indicate or imply the indicated device or element must have a particular orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " connects
Connect ", " being equipped with " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein（Including technology art
Language and scientific terminology）With meaning identical with the general understanding of the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or the meaning of too formal be explained.
Embodiment 1
As shown in Figure 1, a kind of molding die of adjustable concrete Coating combination thickness, including pedestal 1；
It is fixedly installed fixed block 9 and reaction frame 10 at the symmetric position of both sides respectively on pedestal 1；
Reaction frame 10 includes being fixed on the frame body 13 on pedestal 1 and multiple counter-force screws 14 on frame body 13；
Rectangular mould frame 3 is placed on pedestal 1；The long side frame 15 and short side frame 16 of rectangular mould frame 3 are removable
Formula connection is unloaded, specific connection type is not particularly limited；
It is equipped in rectangular mould frame 3 and adjusts thickness steel plate 2, and where adjusting 2 place plane of thickness steel plate and long side frame 15
Plane is perpendicular；Adjust thickness steel plate 2 can relatively short side frame 15 slide, adjust bottom edge and 1 upper surface of pedestal of thickness steel plate 2
It is in contact；I.e. adjust thickness steel plate 2 be divided into rectangular mould frame 3 left and right two regions；
Rectangular mould frame 3 is between fixed block 9 and reaction frame 10, and the axial direction of counter-force screw 14 and 15 place of long side frame
Plane is perpendicular；In this way, rectangular mould frame 3 can be fixed on by fixed block 9 and reaction frame 10 on pedestal 1；
It is equipped with one piece of pushing plate 6 in the inside of a short side frame 16, and is equipped with internal thread hole on the short side frame 16, is adjusted
One end of screw rod 7 is fixedly linked across internal thread hole with pushing plate 6；
The left and right sides of pushing plate 6 is in contact with two long side frames 15 respectively, and bottom edge is in contact with 1 upper surface of pedestal, height
Not less than the height of rectangular mould frame 3；The distance of 6 forward-reverse of pushing plate is adjusted by adjusting screw rod 7；To change examination
The size of part.
A kind of test method of the Coating combination material cementitiousness of adjustable concrete Coating combination thickness, using above-mentioned adjustable
The molding die of concrete Coating combination thickness, steps are as follows：
The inner wall of rectangular mould frame and pedestal painting are spread into mould oil, while keeping pedestal horizontal, passes through fixed block and counter-force
Rectangular mould frame is fixed on the base by frame；
According to experimental design thickness, thickness steel plate will be adjusted and be put into rectangular mould frame, do not placed then as no Coating combination material；
Pushing plate is adjusted by using adjusting screw rod so that the test piece mould size for adjusting the formation of thickness steel plate both sides is identical, so
It is molded the first concrete test block and the second concrete test block in adjusting the test piece mould that thickness steel plate both sides are formed afterwards, is pulled out later
Go out to adjust thickness steel plate, the space for adjusting thickness steel plate position is filled using Coating combination material, and keep interlayer binder
Packed height is flushed with the height of the first concrete test block, the second concrete, obtains test specimen；
Finally by the related mold of entire test specimen be placed on 20 DEG C ± 5 DEG C, humidity be more than 50% under conditions of stand 12h or more, then
Rectangular mould frame is removed from pedestal by fixed block and reaction frame, and rectangular mould frame is removed, by entire test specimen
It is put into standard curing room and is conserved, tested later.
Embodiment 2
As shown in Figure 1, a kind of molding die of adjustable concrete Coating combination thickness, including pedestal 1；The pedestal 1 is square
Shape；
It is fixedly installed fixed block 9 and reaction frame 10 at the symmetric position of both sides respectively on pedestal 1；
Reaction frame 10 includes being fixed on the frame body 13 on pedestal 1 and multiple counter-force screws 14 on frame body 13；
Rectangular mould frame 3 is placed on pedestal 1；The long side frame 15 and short side frame 16 of rectangular mould frame 3 are removable
Unload formula connection；Specially：The both ends of long side frame 15 are equipped with the first groove 17, and the both sides of short side frame 16 are connected in two respectively
In first groove 17 of a long side frame 15；
It is equipped in rectangular mould frame 3 and adjusts thickness steel plate 2, and where adjusting 2 place plane of thickness steel plate and long side frame 15
Plane is perpendicular；Adjust thickness steel plate 2 can relatively short side frame 15 slide, adjust bottom edge and 1 upper surface of pedestal of thickness steel plate 2
It is in contact；There is no limit as long as its work(can be realized herein with 2 specific connection type of thickness steel plate is adjusted for rectangular mould frame 3
Energy；
Rectangular mould frame 3 is between fixed block 9 and reaction frame 10, and the axial direction of counter-force screw 14 and 15 place of long side frame
Plane is perpendicular；
It is equipped with one piece of pushing plate 6 in the inside of a short side frame 16, and is equipped with internal thread hole on the short side frame 16, is adjusted
One end of screw rod 7 is fixedly linked across internal thread hole with pushing plate 6；
The left and right sides of pushing plate 6 is in contact with two long side frames 15 respectively, and bottom edge is in contact with 1 upper surface of pedestal, height
Not less than the height of rectangular mould frame 3.
Pedestal 1 is equipped with multiple leveling bolts 8, convenient for be not on horizontal operation console adjustment base to level.
A kind of test method of the Coating combination material cementitiousness of adjustable concrete Coating combination thickness, using above-mentioned adjustable
The molding die of concrete Coating combination thickness, steps are as follows：
The inner wall of rectangular mould frame and pedestal painting are spread into mould oil, while keeping pedestal horizontal, passes through fixed block and counter-force
Rectangular mould frame is fixed on the base by frame；
According to experimental design thickness, thickness steel plate will be adjusted and be put into rectangular mould frame, do not placed then as no Coating combination material；
Pushing plate is adjusted by using adjusting screw rod so that the test piece mould size for adjusting the formation of thickness steel plate both sides is identical, so
It is molded the first concrete test block and the second concrete test block in adjusting the test piece mould that thickness steel plate both sides are formed afterwards, is pulled out later
Go out to adjust thickness steel plate, the space for adjusting thickness steel plate position is filled using Coating combination material, and keep interlayer binder
Packed height is flushed with the height of the first concrete test block, the second concrete, obtains test specimen；
Finally by the related mold of entire test specimen be placed on 20 DEG C ± 5 DEG C, humidity be more than 50% under conditions of stand 12h or more, then
Rectangular mould frame is removed from pedestal by fixed block and reaction frame, and rectangular mould frame is removed, by entire test specimen
It is put into standard curing room and is conserved, tested later.
Embodiment 3
As shown in Figure 1, a kind of molding die of adjustable concrete Coating combination thickness, including pedestal 1；The pedestal 1 is square
Shape；
It is fixedly installed fixed block 9 and reaction frame 10 at the symmetric position of both sides respectively on pedestal 1；
Reaction frame 10 includes being fixed on the frame body 13 on pedestal 1 and multiple counter-force screws 14 on frame body 13；
Rectangular mould frame 3 is placed on pedestal 1；The long side frame 15 and short side frame 16 of rectangular mould frame 3 are removable
Unload formula connection；Specially：The both ends of long side frame 15 are equipped with through-hole, and the inside for being located in long side frame 15 through-hole is equipped with the
The both sides of one groove 17, short side frame 16 are connected in respectively in the first groove 17 of two long side frames 15；Short side frame 16
The right and left of lateral wall is equipped with and is respectively equipped with second groove 18, and the side of fixing nut 5 is fixed in the second groove 18；
There are four adjusting screws 4；After adjusting screw 4 passes through through-hole, it is threadedly coupled with adjacent nearest fixing nut 5；
It is equipped in rectangular mould frame 3 and adjusts thickness steel plate 2, and where adjusting 2 place plane of thickness steel plate and long side frame 15
Plane is perpendicular；Adjust thickness steel plate 2 can relatively short side frame 15 slide, adjust bottom edge and 1 upper surface of pedestal of thickness steel plate 2
It is in contact；Wherein, the upper edge of the madial wall of long side frame 15 is equipped with convex stupefied, and the left and right ends for adjusting thickness steel plate 2 are equipped with
The third groove 19 to match with convex stupefied position shape, adjust thickness steel plate 2 by third groove 19, convex stupefied match and rectangle
Mold frame 3 is connected；
Rectangular mould frame 3 is between fixed block 9 and reaction frame 10, and the axial direction of counter-force screw 14 and 15 place of long side frame
Plane is perpendicular；
It is equipped with one piece of pushing plate 6 in the inside of a short side frame 16, and is equipped with internal thread hole on the short side frame 16, is adjusted
One end of screw rod 7 is fixedly linked across internal thread hole with pushing plate 6；
The left and right sides of pushing plate 6 is in contact with two long side frames 15 respectively, and bottom edge is in contact with 1 upper surface of pedestal, height
Not less than the height of rectangular mould frame 3.
Pedestal 1 is equipped with 4 leveling bolts 8, is respectively symmetrically equipped with the quadrangle of pedestal 1.
A kind of test method of the Coating combination material cementitiousness of adjustable concrete Coating combination thickness, using above-mentioned adjustable
The molding die of concrete Coating combination thickness, steps are as follows：
The inner wall of rectangular mould frame and pedestal painting are spread into mould oil, while keeping pedestal horizontal, passes through fixed block and counter-force
Rectangular mould frame is fixed on the base by frame；
According to experimental design thickness, thickness steel plate will be adjusted and be put into rectangular mould frame, do not placed then as no Coating combination material；
Pushing plate is adjusted by using adjusting screw rod so that the test piece mould size for adjusting the formation of thickness steel plate both sides is identical, so
It is molded the first concrete test block and the second concrete test block in adjusting the test piece mould that thickness steel plate both sides are formed afterwards, is pulled out later
Go out to adjust thickness steel plate, the space for adjusting thickness steel plate position is filled using Coating combination material, and keep interlayer binder
Packed height is flushed with the height of the first concrete test block, the second concrete, obtains test specimen；
Finally by the related mold of entire test specimen be placed on 20 DEG C ± 5 DEG C, humidity be more than 50% under conditions of stand 12h or more, then
Rectangular mould frame is removed from pedestal by fixed block and reaction frame, and rectangular mould frame is removed, by entire test specimen
It is put into standard curing room and is conserved, tested later.
Embodiment 4
As shown in Figure 1 and Figure 4, a kind of molding die of adjustable concrete Coating combination thickness, including pedestal 1；The pedestal 1
For rectangle；
It is fixedly installed fixed block 9 and reaction frame 10 at the symmetric position of both sides respectively on pedestal 1；
Reaction frame 10 includes being fixed on the frame body 13 on pedestal 1 and multiple counter-force screws 14 on frame body 13；
Rectangular mould frame 3 is placed on pedestal 1；The long side frame 15 and short side frame 16 of rectangular mould frame 3 are removable
Unload formula connection；Specially：The both ends of long side frame 15 are equipped with through-hole, and the inside for being located in long side frame 15 through-hole is equipped with the
The both sides of one groove 17, short side frame 16 are connected in respectively in the first groove 17 of two long side frames 15；Short side frame 16
The right and left of lateral wall is equipped with and is respectively equipped with second groove 18, and the side of fixing nut 5 is fixed in the second groove 18；
There are four adjusting screws 4；After adjusting screw 4 passes through through-hole, it is threadedly coupled with adjacent nearest fixing nut 5；
It is equipped in rectangular mould frame 3 and adjusts thickness steel plate 2, and where adjusting 2 place plane of thickness steel plate and long side frame 15
Plane is perpendicular；Adjust thickness steel plate 2 can relatively short side frame 15 slide, adjust bottom edge and 1 upper surface of pedestal of thickness steel plate 2
It is in contact；Wherein, the upper edge of the madial wall of long side frame 15 is equipped with convex stupefied, and the left and right ends for adjusting thickness steel plate 2 are equipped with
The third groove 19 to match with convex stupefied position shape, adjust thickness steel plate 2 by third groove 19, convex stupefied match and rectangle
Mold frame 3 is connected；
Rectangular mould frame 3 is between fixed block 9 and reaction frame 10, and the axial direction of counter-force screw 14 and 15 place of long side frame
Plane is perpendicular；
It is equipped with one piece of pushing plate 6 in the inside of a short side frame 16, and is equipped with internal thread hole on the short side frame 16, is adjusted
One end of screw rod 7 is fixedly linked across internal thread hole with pushing plate 6；
The left and right sides of pushing plate 6 is in contact with two long side frames 15 respectively, and bottom edge is in contact with 1 upper surface of pedestal, height
Not less than the height of rectangular mould frame 3.
Pedestal 1 is equipped with 4 leveling bolts 8, is respectively symmetrically equipped with the quadrangle of pedestal 1.
Adjusting thickness steel plate 2 has polylith, and every piece of thickness is 2mm.
The distance between two short side frames 16 are 160mm；The distance between two long side frames 15 are 75mm；Rectangular mold
The height for having frame 3 is 30mm.
A kind of test method of the Coating combination material cementitiousness of adjustable concrete Coating combination thickness, using above-mentioned adjustable
The molding die of concrete Coating combination thickness, steps are as follows：
The inner wall of rectangular mould frame and pedestal painting are spread into mould oil, while keeping pedestal horizontal, passes through fixed block and counter-force
Rectangular mould frame is fixed on the base by frame；
According to experimental design thickness, thickness steel plate will be adjusted and be put into rectangular mould frame, do not placed then as no Coating combination material；
Pushing plate is adjusted by using adjusting screw rod so that the test piece mould size for adjusting the formation of thickness steel plate both sides is identical, so
It is molded the first concrete test block and the second concrete test block in adjusting the test piece mould that thickness steel plate both sides are formed afterwards, is pulled out later
Go out to adjust thickness steel plate, the space for adjusting thickness steel plate position is filled using Coating combination material, and keep interlayer binder
Packed height is flushed with the height of the first concrete test block, the second concrete, obtains test specimen；
Finally by the related mold of entire test specimen be placed on 20 DEG C ± 5 DEG C, humidity be more than 50% under conditions of stand 12h or more, then
Rectangular mould frame is removed from pedestal by fixed block and reaction frame, and rectangular mould frame is removed, by entire test specimen
It is put into standard curing room and is conserved, tested later.
In Fig. 1,1 is rectangular base, is used to support entire test mould, keeps test specimen not move during the test
It is dynamic.
2 is adjust thickness steel plate, and for adjusting layer thickness, every piece of thickness is 2mm, and every piece of steel plate both sides are fluted,
Convenient for demoulding, preferably one shares 5 pieces, you can adjusts the layer thickness of 0-10mm.
3 be rectangular mould frame, is highly 30mm, and width is 75mm between two long side frames, is tried for fixed control
The boundary dimensions of block keeps test specimen not move during the test.Including long side frame 15, short side frame 16, and being can
Detachable；
4 be adjusting screw, can be used for adjusting the tightness of rectangular mould frame, fixed and dismounting sample.
5 be fixing nut, coordinates adjusting screw, for adjusting the tightness of rectangular mould frame, fixed and dismounting examination
Sample.
6 be pushing plate, the concrete size for adjusting the first concrete test block region 11, keeps trying with the second concrete
12 size of block region is identical.
7 be adjusting screw rod, advance, backway for adjusting pushing plate.
8 be leveling bolt, is fixed on the quadrangle of pedestal, can adjust height so that entire mold keeps horizontal, ensure at
Type test specimen it is smooth.
9 be fixed block, and rectangular mould frame 3 can be fixed on pedestal 1, prevents mold and pedestal from opposite move occurs
It is dynamic.
10 be reaction frame, assists fixed block that rectangular mould frame 3 is fixed on pedestal 1.
13 be frame body, is fixed on pedestal 1；
14 be counter-force screw, precession counter-force screw 14 so that rectangular mould frame 3 abuts fixed block 9 on one side, and another side is by counter-force
Screw 14 contradicts, so that rectangular mould frame 3 is fixed, relative to not moved on pedestal 1.
Application example
Using the molding die of the adjustable concrete Coating combination thickness of embodiment 4, by 3 inner wall of rectangular mould frame and
Mould oil is spread in the painting of rectangular base 1, rectangular base 1 is adjusted level by leveling bolt 8, precession counter-force screw simultaneously passes through fixation
Block 9 fixes rectangular mould frame 3；
According to experimental design thickness, thickness steel plate 2 will be adjusted successively and is put into rectangular mould frame 3, is not placed then as no interlayer
Binder places one piece and adjusts the Coating combination material that thickness steel plate 2 is 2mm, as shown in Fig. 2, and so on up to 10mm it is thick
Coating combination material（Place 5 pieces of adjusting thickness steel plates）, as shown in Figure 3.
Pushing plate 6 is adjusted by using adjusting screw rod 7 so that the first concrete test block region 11 and the second concrete test block
Sample dimensions in region 12 are identical, then carry out fixing mould by adjusting screw 4 and fixing nut 5 so that in 11 and 12
Sample dimensions remain unchanged, be then molded the first concrete test block and the second concrete test block successively in 11 and 12, test
It is adjusted by pushing plate 6 so that the size in two regions is consistent.It is 75mm* to adjust latter two region length
75mm*30mm；Then by the first concrete test block and the second concrete test block pouring molding；
It after the completion of molding, extracts adjust thickness steel plate 2 immediately, the sky where adjusting thickness steel plate 2 is filled using Coating combination material
Between, and interlayer binder packed height and the height of the first concrete test block, the second concrete is kept to flush, obtain test specimen；Most
The related mold of entire test specimen is placed under the conditions of the temperature and humidity of test requirements document afterwards（It is 20 DEG C ± 5 DEG C generally to require temperature,
Humidity is more than 50%）Certain time is stood, it is general to require to stand 12h or more, then by fixed block 9 and reaction frame 10 by mold
It removes from rectangular base 1, is removed rectangular mould frame 3 by adjusting screw 4 and fixing nut 5, whole test block is put into
Standard curing is conserved in room, use to be tested, carries out routine test.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of molding die of adjustable concrete Coating combination thickness, which is characterized in that including pedestal（1）；
In pedestal（1）It is fixedly installed fixed block respectively at upper both sides symmetric position（9）And reaction frame（10）；
Reaction frame（10）Including being fixed on pedestal（1）On frame body（13）With set on frame body（13）On multiple counter-force screws
（14）；
In pedestal（1）On be placed with rectangular mould frame（3）；Rectangular mould frame（3）Long side frame（15）With short side frame
（16）For detachable connection；
Rectangular mould frame（3）Interior be equipped with adjusts thickness steel plate（2）, and adjust thickness steel plate（2）Place plane and long side frame
（15）Place plane is perpendicular；Adjust thickness steel plate（2）It can relatively short side frame（15）Sliding adjusts thickness steel plate（2）Bottom
Side and pedestal（1）Upper surface is in contact；
Rectangular mould frame（3）Positioned at fixed block（9）And reaction frame（10）Between, and counter-force screw（14）Axial direction and long side side
Frame（15）Place plane is perpendicular；
In a short side frame（16）Inside be equipped with one piece of pushing plate（6）, and in the short side frame（16）It is equipped with internal thread
Hole, adjusting screw rod（7）One end pass through internal thread hole and pushing plate（6）It is fixedly linked；
Pushing plate（6）The left and right sides respectively with two long side frames（15）It is in contact, bottom edge and pedestal（1）Upper surface connects
It touches, is highly not less than rectangular mould frame（3）Height.
2. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that the bottom
Seat（1）For rectangle.
3. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that long side frame
（15）Both ends be equipped with the first groove（17）, short side frame（16）Both sides be connected in two long side frames respectively（15）?
One groove（17）In.
4. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that long side frame
（15）Both ends be equipped with through-hole, and in long side frame（15）It is equipped with the first groove positioned at the inside of through-hole（17）, short side frame
（16）Both sides be connected in two long side frames respectively（15）The first groove（17）In；Short side frame（16）Lateral wall a left side
Right both sides are equipped with and are respectively equipped with second groove（18）, fixing nut（5）Side be fixed on the second groove（18）In；It adjusts
Screw（4）There are four；Adjusting screw（4）After through-hole, with adjacent nearest fixing nut（5）It is threadedly coupled.
5. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that long side frame
（15）Madial wall upper edge be equipped with it is convex stupefied, adjust thickness steel plate（2）Left and right ends be equipped with and convex stupefied position shape phase
Matched third groove（19）, adjust thickness steel plate（2）Pass through third groove（19）, convex stupefied match and rectangular mould frame
（3）It is connected.
6. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that pedestal（1）
It is equipped with multiple leveling bolts（8）.
7. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that pedestal（1）
It is equipped with 4 leveling bolts（8）, respectively symmetrically it is equipped with pedestal（1）Quadrangle.
8. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that adjust thickness
Steel plate（2）There is polylith, every piece of thickness is 2mm.
9. the molding die of adjustable concrete Coating combination thickness according to claim 1, which is characterized in that two short sides
Frame（16）The distance between be 160mm；Two long side frames（15）The distance between be 75mm；Rectangular mould frame（3）'s
Height is 30mm.
10. a kind of test method of the Coating combination material cementitiousness of adjustable concrete Coating combination thickness, using claim
The molding die of adjustable concrete Coating combination thickness described in 1-9 any one, which is characterized in that steps are as follows：
The inner wall of rectangular mould frame and pedestal painting are spread into mould oil, while keeping pedestal horizontal, passes through fixed block and counter-force
Rectangular mould frame is fixed on the base by frame；
According to experimental design thickness, thickness steel plate will be adjusted and be put into rectangular mould frame, do not placed then as no Coating combination material；
Pushing plate is adjusted by using adjusting screw rod so that the test piece mould size for adjusting the formation of thickness steel plate both sides is identical, so
It is molded the first concrete test block and the second concrete test block in adjusting the test piece mould that thickness steel plate both sides are formed afterwards, is pulled out later
Go out to adjust thickness steel plate, the space for adjusting thickness steel plate position is filled using Coating combination material, and keep interlayer binder
Packed height is flushed with the height of the first concrete test block, the second concrete, obtains test specimen；
Finally by the related mold of entire test specimen be placed on 20 DEG C ± 5 DEG C, humidity be more than 50% under conditions of stand 12h or more, then
Rectangular mould frame is removed from pedestal by fixed block and reaction frame, and rectangular mould frame is removed, by entire test specimen
It is put into standard curing room and is conserved, tested later.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810990192.3A CN108760442A (en) | 2018-08-28 | 2018-08-28 | A kind of molding die and its test method of adjustable concrete Coating combination thickness |
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|---|---|---|---|
| CN201810990192.3A CN108760442A (en) | 2018-08-28 | 2018-08-28 | A kind of molding die and its test method of adjustable concrete Coating combination thickness |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111678762A (en) * | 2020-05-11 | 2020-09-18 | 首钢集团有限公司 | Refractory material pump injection experiment mold and method |
| CN111830244A (en) * | 2020-06-28 | 2020-10-27 | 青海民族大学 | Method for reducing water absorption rate and drying shrinkage characteristics of regenerated foam concrete |
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