CN207757452U - A kind of hold-down support for laboratory fixing concrete test block - Google Patents
A kind of hold-down support for laboratory fixing concrete test block Download PDFInfo
- Publication number
- CN207757452U CN207757452U CN201721675997.6U CN201721675997U CN207757452U CN 207757452 U CN207757452 U CN 207757452U CN 201721675997 U CN201721675997 U CN 201721675997U CN 207757452 U CN207757452 U CN 207757452U
- Authority
- CN
- China
- Prior art keywords
- hold
- test block
- crossbeam
- down support
- concrete test
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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.)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of hold-down support for laboratory fixing concrete test block, hold-down support includes integral support, crossbeam and compression bar, integral support is in square hollow shape, integral support bottom inside is equipped with the groove for placing concrete style, crossbeam is arranged in integral support, and can move up and down in integral support, compression bar is inserted into above integral support, and compression bar bottom is connect with crossbeam.When use：Concrete test, is then placed on foam-rubber cushion by step S1, the layer overlay foam-rubber cushion on groove；Step S2, crossbeam is placed on concrete sample, by compression bar downwardly against crossbeam, to which concrete sample to be just fixed on hold-down support.The utility model can be used for fixing concrete sample, unstability of the effective solution concrete sample in bruting process, and the smooth sample in readily available surface is prepared for concrete anti-compression experiment, and the design of this hold-down support is simple, easy to operate.
Description
Technical field
The utility model discloses a kind of hold-down support, especially a kind of fixed branch for laboratory fixing concrete test block
Seat.
Background technology
With the development of engineering construction, concrete material is widely used in civil engineering, such as the branch in base pit engineering
Fender pile and engineering pile, the pile foundation etc. in foundation engineering will once design requirement is not achieved in the intensity of concrete in work progress
Safety accident can be caused.Therefore, in the acceptance of work, concrete strength of pile is an important indicator for evaluating construction quality.
Strength indexes of concrete is generally measured by indoor uniaxial test.Before carrying out uniaxial test, need to sample
It polishes, ensures that sample upper and lower surface is very smooth so that concrete sample can come into full contact with testing machine, to ensure
Experiment is smoothed out.
Currently, not causing in bruting process dedicated for the device of fixing concrete sample when polishing, because of friction
The presence of power and so that sample is easily deflected so that either surface is not smooth enough or buffed surface for sample after polishing
Flatness is inadequate, can not be carried out so as to cause subsequent compression test, testing crew have to select again new trial target into
Row polishing, it is time-consuming and laborious.In existing patent, a kind of segmentation concrete sample of the patent disclosure of Publication No. CN202649016U
With fixing device, it can be used for the segmentation of concrete, but it to be not used to polish after sample is fixed；Publication No.
The fixed device of different sized samples molds in a kind of vibration for concrete sample disclosed in CN205497774U, although can be with
Fixed various sizes of concrete, but can not also polish.
Invention content
Lack lacking for special fixing device in bruting process for concrete test block in the prior art mentioned above
Point, the utility model provides a kind of hold-down support for laboratory fixing concrete test block can by special structure
Simple and convenient concrete sample is fixed, ensures the flatness of the upper and lower surface after sample is polished.
The utility model solve its technical problem the technical solution adopted is that：One kind being used for laboratory fixing concrete test block
Hold-down support, hold-down support includes integral support, crossbeam and compression bar, and integral support is in square hollow shape, integral support bottom
Inside is equipped with the groove for placing concrete style, and crossbeam is arranged in integral support, and can up and down be transported in integral support
Dynamic, compression bar is inserted into above integral support, and compression bar bottom is connect with crossbeam.
The technical solution that the utility model solves the use of its technical problem further comprises：
The groove is triangular in shape.
The integral support includes pedestal, riser and transverse slat, there are two riser is set, is separately mounted to pedestal both ends, horizontal
Plate is fixedly mounted at the top of riser, and groove is opened on pedestal.
The riser is anchored at by bolt on pedestal.
Transverse slat is anchored at by bolt on riser.
Vertically arranged bar-shaped trough is offered on the riser, crossbeam both ends are arranged in bar-shaped trough.
Through-hole is offered on the transverse slat, nut is set at lead to the hole site, and compression bar is inserted into nut.
The compression bar is equipped with external screw thread, and compression bar is installed together by screw thread and nut.
The compression bar bottom is equipped with annular groove, is installed with sleeve above crossbeam, annular groove is connected at sleeve.
In hexagon, interior six sides groove, triangle or rectangular at the top of the compression bar.
The utility model has the beneficial effects that：The utility model can be used for fixing concrete sample, and effective solution is mixed
Solidifying unstability of the soil sample in bruting process, the smooth sample in readily available surface are prepared for concrete anti-compression experiment,
And the design of this hold-down support is simple, it is easy to operate.
The utility model is described further below in conjunction with the drawings and specific embodiments.
Description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the sections the I-I structural schematic diagram of Fig. 1.
Fig. 3 is the sections the II-II structural schematic diagram of Fig. 1.
Fig. 4 is the sections the III-III structural schematic diagram of Fig. 1.
Fig. 5 is the utility model crossbeam cross-sectional structure schematic diagram.
Fig. 6 is the utility model crossbeam vertical section structural schematic diagram.
Fig. 7 is the utility model compression bar vertical section structural schematic diagram.
In figure, 1- integral supports, 2- pedestals, 3- grooves, 4- risers, 5- bar slots, 6- transverse slats, 7- nuts, 8- crossbeams, 9-
Sleeve, 10- compression bars, 11- annular grooves.
Specific implementation mode
The present embodiment is the preferred embodiments of the present invention, other its all principles and basic structure are identical as the present embodiment
Or it is approximate, within scope of protection of the utility model.
Incorporated by reference to referring to attached drawing 1 to attached drawing 7, the utility model includes mainly integral support 1, crossbeam 8 and compression bar 10, entirety
Holder 1 is in square hollow shape, and 1 bottom inside of integral support is equipped with groove 3 for placing concrete style, in the present embodiment,
Groove 3 is triangular in shape, and crossbeam 8 is arranged in integral support 1, and can move up and down in integral support 1, and compression bar 10 is inserted into whole
1 top of body support frame, and 10 bottom of compression bar is connect with crossbeam 8, and the height of crossbeam 8 can be adjusted by compression bar 10.
In the present embodiment, integral support 1 includes pedestal 2, riser 4 and transverse slat 6, and riser 4 is separately mounted to bottom there are two setting
2 both ends of seat, transverse slat 6 are fixedly mounted on 4 top of riser, and groove 3 is opened on pedestal 2.In the present embodiment, riser 4 passes through bolt
It is anchored on pedestal 2, transverse slat 6 is anchored at by bolt on riser 4.In the present embodiment, vertically arranged item is offered on riser 4
Shape slot 5,8 both ends of crossbeam are arranged in bar-shaped trough 5, make it that can be slided along bar-shaped trough 5, are convenient for the lifting of compression bar, and will not take off
Go out.
In the present embodiment, through-hole is offered on transverse slat 6, nut 7 is set at lead to the hole site, and nut 7 passes through bolt and cross
Plate 6 anchors together, and compression bar 10 is inserted into nut 7, and in the present embodiment, compression bar 10 is equipped with external screw thread, and compression bar 10 passes through spiral shell
Line is installed together with nut 7, and rotatable compression bar 10 adjusts its relative position between nut 7, so as to control pressure
The height of bar 10, to adapt to the concrete sample of different-diameter.
In the present embodiment, 10 bottom of compression bar is equipped with annular groove 11, and 8 top of crossbeam is installed with sleeve 9, and sleeve 9 passes through
Bolt anchors together with crossbeam 8, can block annular groove 11 by sleeve 9, compression bar 10 and crossbeam 8 is made not to detach.This implementation
In example, 10 top of compression bar is in hexagon, convenient to rotate compression bar 10 by tool, when it is implemented, 10 top of compression bar can also be set
Six side's grooves or its is triangular in shape, rectangular etc. in setting.
The application method of the utility model comprising following steps：
Step S1：Concrete test, is then placed on foam-rubber cushion by layer overlay foam-rubber cushion on groove 3；
Step S2：Crossbeam 8 is placed on concrete sample, by compression bar 10 downwardly against crossbeam 8, thus by coagulation
Soil sample has just been fixed on hold-down support 1, can fully be polished sample using sander.In the present embodiment, compression bar
10 pass through nut 7 and rotate into sleeve 9, fix crossbeam 8 and compression bar 10 by bolt, rotate compression bar 10, compress concrete
Style.
The utility model can be used for fixing concrete sample, effective solution concrete sample in bruting process not
Stability, the smooth sample in readily available surface are prepared for concrete anti-compression experiment, and the design of this hold-down support is simple, behaviour
Make simple.
Claims (10)
1. a kind of hold-down support for laboratory fixing concrete test block, it is characterized in that：The hold-down support includes whole
Holder, crossbeam and compression bar, integral support are in square hollow shape, and integral support bottom inside is equipped with for placing concrete style
Groove, crossbeam is arranged in integral support, and can move up and down in integral support, and compression bar is inserted into above integral support, and
Compression bar bottom is connect with crossbeam.
2. the hold-down support according to claim 1 for laboratory fixing concrete test block, it is characterized in that：Described is recessed
Slot is triangular in shape.
3. the hold-down support according to claim 1 for laboratory fixing concrete test block, it is characterized in that：Described is whole
Body support frame includes pedestal, riser and transverse slat, there are two riser is set, is separately mounted to pedestal both ends, transverse slat is fixedly mounted on riser
Top, groove are opened on pedestal.
4. the hold-down support according to claim 3 for laboratory fixing concrete test block, it is characterized in that：Described is perpendicular
Plate is anchored at by bolt on pedestal.
5. the hold-down support according to claim 3 for laboratory fixing concrete test block, it is characterized in that：The cross
Plate is anchored at by bolt on riser.
6. the hold-down support according to claim 3 for laboratory fixing concrete test block, it is characterized in that：Described is perpendicular
Vertically arranged bar-shaped trough is offered on plate, crossbeam both ends are arranged in bar-shaped trough.
7. the hold-down support according to claim 3 for laboratory fixing concrete test block, it is characterized in that：The cross
Through-hole is offered on plate, nut is set at lead to the hole site, and compression bar is inserted into nut.
8. the hold-down support according to claim 7 for laboratory fixing concrete test block, it is characterized in that：The pressure
Bar is equipped with external screw thread, and compression bar is installed together by screw thread and nut.
9. the hold-down support according to claim 1 for laboratory fixing concrete test block, it is characterized in that：The pressure
Bar bottom is equipped with annular groove, is installed with sleeve above crossbeam, annular groove is connected at sleeve.
10. the hold-down support according to claim 1 for laboratory fixing concrete test block, it is characterized in that：Described
In hexagon, interior six sides groove, triangle or rectangular at the top of compression bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721675997.6U CN207757452U (en) | 2017-12-05 | 2017-12-05 | A kind of hold-down support for laboratory fixing concrete test block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721675997.6U CN207757452U (en) | 2017-12-05 | 2017-12-05 | A kind of hold-down support for laboratory fixing concrete test block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207757452U true CN207757452U (en) | 2018-08-24 |
Family
ID=63190114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721675997.6U Expired - Fee Related CN207757452U (en) | 2017-12-05 | 2017-12-05 | A kind of hold-down support for laboratory fixing concrete test block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207757452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984386A (en) * | 2017-12-05 | 2018-05-04 | 中冶建筑研究总院（深圳）有限公司 | A kind of hold-down support and application method for laboratory fixing concrete test block |
-
2017
- 2017-12-05 CN CN201721675997.6U patent/CN207757452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984386A (en) * | 2017-12-05 | 2018-05-04 | 中冶建筑研究总院（深圳）有限公司 | A kind of hold-down support and application method for laboratory fixing concrete test block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20211205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |