CN203758820U - Die for detecting splitting tensile strength test of concrete - Google Patents
Die for detecting splitting tensile strength test of concrete Download PDFInfo
- Publication number
- CN203758820U CN203758820U CN201420066385.7U CN201420066385U CN203758820U CN 203758820 U CN203758820 U CN 203758820U CN 201420066385 U CN201420066385 U CN 201420066385U CN 203758820 U CN203758820 U CN 203758820U
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- CN
- China
- Prior art keywords
- filler strip
- tensile strength
- backing plate
- concrete
- mould
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000000945 filler Substances 0.000 claims abstract description 72
- 238000001514 detection method Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 241000826860 Trapezium Species 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 238000010276 construction Methods 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a die for detecting splitting tensile strength test of concrete. The die comprises filler strips and a base plate, wherein the base plate is paved at the bottom of the filler strips; the two filler strips are symmetrical up and down in position for clamping a concrete block in the middle; the cross section of each filler strip consists of two parts, wherein the part for locking is a trapezoidal structure which is narrow on the upper part and wide on the lower part and the part for testing the splitting tensile strength of concrete is a square structure; and the base plate is provided with a groove for locking the filler strips and the groove is a trapezoidal structure corresponding to the trapezoidal structure of the filler strips. According to the die disclosed by the utility model, the filler strips are inserted into the locked groove from one end by arranging the groove matched with the filler strips in a corresponding position of the base plate, so that the fixing effect of the filler strips is good. The upper and lower compression bars can be quickly aligned in the center, so that the concrete block is cut in the center, thereby improving the work efficiency and effect.
Description
Technical field
The utility model relates to a kind of mould that detects compressive strength, is specifically related to a kind of mould for detection of concrete splitting test for tensile strength.
Background technology
Concrete, refers to by the compound that cementitious matter, graininess are gathered materials, water and the chemical admixture that need to add and mineral admixture form by proper proportion mixing, or after sclerosis, forms the compound substance with heap poly structure.Concrete has abundant raw material, cheap, the simple feature of production technology, thereby make its consumption increasing.It is high that while concrete also has compressive strength, good endurance, the features such as strength grade wide ranges.When detecting concrete tensile splitting strength, need be by concrete block, from centre, cut, except detecting its tensile splitting strength, can also observe that its section becomes to be grouped into, cementitious matter and the bonding situation of aggregate be, reference datas such as the distribution of aggregate and inside concrete bubbles.When concrete block is cut in prior art, on a smooth backing plate, be lined with filler strip, in the middle of two filler strips, accompany cement block or concrete block, cement block or concrete block are cut from centre, but during practical operation, there will be the skew of filler strip, and upper and lower two filler strips are difficult to alignment or the difficult phenomenon such as placed in the middle of filler strip, complex operation, has had a strong impact on the authenticity of tensile splitting strength value and has lost time, and has reduced work efficiency and effect.
Utility model content
The utility model has overcome the existing deficiency for detection of concrete splitting test for tensile strength technology, provide filler strip alignment difficulty, filler strip in solution prior art to be easily offset, complex operation, cause inefficiency, the mould for detection of concrete splitting test for tensile strength of the problems such as weak effect.
For solving above-mentioned technical matters, the utility model by the following technical solutions:
For detection of a mould for concrete splitting test for tensile strength, comprise filler strip and backing plate, described backing plate place mat is in described filler strip bottom; Described filler strip comprises two, and described two filler strip positions are symmetrical up and down, middle for gripping concrete block; Bottom, described filler strip square section is up-narrow and down-wide trapezium structure, and top is square structure; On described backing plate, be provided with the groove for filler strip described in clamping; Described groove is the trapezium structure corresponding with described filler strip trapezium structure, and trapezoidal narrower base size is consistent with square size dimension.
Further technical scheme is on backing plate, to be provided with for locating the locating device of concrete block, and described locating device is parallel with described filler strip position.
Further technical scheme be locating device and described filler strip one end in same level, described locating device is 25 millimeters to 150 millimeters to the centre distance of described filler strip.
Further technical scheme be locating device is 75 millimeters to the centre distance of described filler strip.
Further technical scheme be filler strip can be at any time, be convenient for changing.
Further technical scheme is that filler strip is changed, and backing plate does not need to change, cost-saving and cost.
Further technical scheme is that backing plate is steel plate, and described filler strip is steel bar.
Further technical scheme is that backing plate is provided with two, on described two backing plates, is provided with trapezoidal groove.
Further technical scheme is that upper and lower filler strip structure is consistent.
Further technical scheme is that upper and lower backing plate further groove structure and filler strip trapezium structure partly match.
Further technical scheme is that backing plate is circle or rectangle.
Further technical scheme is that backing plate is solid construction in the filler strip band of position, and remaining area is hollow-core construction; Remaining area can be hollow-core construction, and object is in order to save material and to reduce mold weight.
Further technical scheme is that backing plate and filler strip are the alloy materials that intensity is more than or equal to steel material.
Compared with prior art, the beneficial effects of the utility model are: the utility model is by being provided with the groove matching with filler strip in backing plate relevant position, filler strip is inserted and is connected in groove from one end, make filler strip good fixing effect, and upper and lower two filler strips symmetrical alignment fast during test, avoid eccentric compression, truly reflect concrete tensile splitting strength, improved widely work efficiency and effect simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further elaborated.
As shown in Figure 1, Fig. 1 shows the structural representation of an embodiment of the utility model.The present embodiment, for detection of the mould of concrete splitting test for tensile strength, comprises filler strip and backing plate, and backing plate place mat is in filler strip bottom, and the material of backing plate can be Steel material, can be also the alloy material that intensity is more than or equal to steel material; Filler strip is provided with and comprises totally two of the first filler strip 3 and the second filler strips 6, and the material of filler strip can be Steel material, can be also the alloy material that intensity is more than or equal to steel material.Two filler strip positions are symmetrical up and down, middle for gripping concrete block; Bottom, filler strip square section is up-narrow and down-wide trapezium structure, and top is square structure; Trapezoidal narrower base size is consistent with square size dimension; Concrete block is placed in the middle of upper and lower two square bars, when exerting pressure from top to down, concrete block can be cut into two halves from centre, as preferred embodiment, is provided with the first groove 2 for clamping the first filler strip in the present embodiment on the first backing plate 1; The first groove is the trapezium structure that the trapezium structure with the first filler strip matches, and the first filler strip can intert into from one end of the first groove, is connected in the first groove, is convenient for changing like this filler strip, and without changing whole mould, and replacing speed is fast.As preferred embodiment, in the present embodiment, on the second backing plate 4, being also provided with the second groove 5, the second grooves is the trapezium structures that match with the second filler strip structure simultaneously; The second filler strip can be pegged graft into from one end of the second groove, is connected in the second groove.As preferred embodiment, in the present embodiment in one end of the first backing plate, with on the parallel position of the first filler strip, be provided with for the locating device of location concrete block fast, locating device can be location round steel 7, according to another embodiment of the utility model, locating device also can be arranged on the first baffle plate 8 of the first backing plate one side, preferred, can be the combination of the second baffle 9 of the first baffle plate and its sides adjacent.Baffle arrangement on the second backing plate can be identical with the first backing plate overhead gage structure.Baffle plate can be arranged on left side, also can be arranged on right side.The distance of locating the center of round steel 7 distance the first filler strips in the present embodiment is 25 millimeters to 150 millimeters.Specific embodiment is that the distance of the center of location round steel 7 distance the first filler strips can be 25 millimeters, 60 millimeters, 75 millimeters, 100 millimeters, 150 millimeters.Can, according to the size specification of different concrete blocks, determine with regard to concrete orientation distance, in order to locate easily and fast concrete block.So in use, the first filler strip and the second filler strip just there will not be displacement phenomenon, convenient location calibration simultaneously, and work efficiency is high, effective.As preferred embodiment, in order to alleviate the weight of backing plate and to save material and cost, in the present embodiment, the first backing plate and the second backing plate are solid constructions in the band of position at filler strip place, and remaining area can be hollow-core construction.
" embodiment " that spoken of in this manual, " another embodiment ", " embodiment ", etc., refer to specific features, structure or the feature in conjunction with this embodiment, described and be included at least one embodiment that the application's generality describes.In instructions, a plurality of local appearance statement of the same race is not necessarily to refer to same embodiment.Furthermore, while describing a specific features, structure or feature in conjunction with any embodiment, what advocate is in conjunction with other embodiment, to realize this feature, structure or feature also to drop in scope of the present utility model.
Although a plurality of explanatory embodiment with reference to utility model is described the utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and within embodiment will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to the building block of subject combination layout and/or layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (9)
1. for detection of a mould for concrete splitting test for tensile strength, comprise filler strip and backing plate, described backing plate place mat is in described filler strip bottom; Described filler strip comprises two, and described two filler strip positions are symmetrical up and down, middle for gripping concrete block; Bottom, described filler strip square section is up-narrow and down-wide trapezium structure, and top is square structure; It is characterized in that: on described backing plate, be provided with the groove for filler strip described in clamping; Described groove is the trapezium structure corresponding with described filler strip trapezium structure, and trapezoidal narrower base size is consistent with square size dimension.
2. the mould for detection of concrete splitting test for tensile strength according to claim 1, is characterized in that being provided with for locating the locating device of concrete block on described backing plate, and described locating device is parallel with described filler strip position.
3. the mould for detection of concrete splitting test for tensile strength according to claim 2, it is characterized in that described locating device and described filler strip one end are in same level, described locating device is 25 millimeters to 150 millimeters to the centre distance of described filler strip.
4. the mould for detection of concrete splitting test for tensile strength according to claim 3, is characterized in that described locating device is 75 millimeters to the centre distance of described filler strip.
5. the mould for detection of concrete splitting test for tensile strength according to claim 1, is characterized in that described backing plate is steel plate, and described filler strip is steel bar.
6. the mould for detection of concrete splitting test for tensile strength according to claim 1, is characterized in that described backing plate is provided with two, is provided with trapezoidal groove on described two backing plates.
7. the mould for detection of concrete splitting test for tensile strength according to claim 1, is characterized in that described backing plate is circle or rectangle.
8. according to the mould for detection of concrete splitting test for tensile strength described in claim 1 or 6 or 7, it is characterized in that described backing plate is solid construction in the filler strip band of position, remaining area is hollow-core construction.
9. the mould for detection of concrete splitting test for tensile strength according to claim 1, is characterized in that described backing plate and filler strip are the alloy materials that intensity is more than or equal to steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066385.7U CN203758820U (en) | 2014-02-14 | 2014-02-14 | Die for detecting splitting tensile strength test of concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066385.7U CN203758820U (en) | 2014-02-14 | 2014-02-14 | Die for detecting splitting tensile strength test of concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203758820U true CN203758820U (en) | 2014-08-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420066385.7U Expired - Lifetime CN203758820U (en) | 2014-02-14 | 2014-02-14 | Die for detecting splitting tensile strength test of concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203758820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063853A (en) * | 2017-06-16 | 2017-08-18 | 哈尔滨工业大学 | A kind of fixture for v-notch beam sample testing shear performance |
-
2014
- 2014-02-14 CN CN201420066385.7U patent/CN203758820U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063853A (en) * | 2017-06-16 | 2017-08-18 | 哈尔滨工业大学 | A kind of fixture for v-notch beam sample testing shear performance |
| CN107063853B (en) * | 2017-06-16 | 2023-08-11 | 哈尔滨工业大学 | Clamp for testing shear performance of V-shaped notch beam sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
|
| CX01 | Expiry of patent term |