CN207318494U - A kind of concrete shrinkage tester - Google Patents
A kind of concrete shrinkage tester Download PDFInfo
- Publication number
- CN207318494U CN207318494U CN201721400880.7U CN201721400880U CN207318494U CN 207318494 U CN207318494 U CN 207318494U CN 201721400880 U CN201721400880 U CN 201721400880U CN 207318494 U CN207318494 U CN 207318494U
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- China
- Prior art keywords
- slide
- plate
- data
- fixed baffle
- backing plate
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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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Abstract
It the utility model is related to engineering goods technical field, especially a kind of concrete shrinkage tester, including backing plate, one end of backing plate is welded with fixed baffle, the side both ends that fixed baffle is located at backing plate are welded with apron strip, the one end of apron strip away from fixed baffle is equipped with slide damper, backing plate both sides are equipped with three pairs of support plates, slide roller is equipped between each pair support plate, the side that slide damper corresponds to fixed baffle is welded with slide plate, slide plate, which is taken, to be placed in slide roller, the one end of backing plate away from fixed baffle is equipped with limiting plate, slide damper is equipped with slide post, slide post is set through limiting plate, and slide post is equipped with spring, plugged on slide damper and be fixed with displacement meter, displacement meter is connected with data analysis set-up by conducting wire, data analysis set-up is connected with computer by conducting wire.The utility model can significantly improve the reliability of experimental data, and the experiment conclusion drawn has higher value.
Description
Technical field
It the utility model is related to engineering goods technical field, more particularly to a kind of concrete shrinkage tester.
Background technology
At present, instrument has the defects of bigger, wherein coagulation used by the determination test that concrete free wxpansion is shunk
Frictional force between native test specimen and external environment is larger, causes the accuracy of experimental data to decline, and concrete free wxpansion is shunk
Installation and the unloading of tester measuring probe during test of many times is carried out be a cumbersome job, be easily damaged
Measuring probe, concrete free wxpansion at this stage shrink tester during experiment, and the gravity of concrete sample can be to hanging down
Nogata to frictional force have an impact, the accuracy of experimental data can be reduced significantly.
Utility model content
The purpose of this utility model is to solve to exist in the prior art the shortcomings that accuracy of measurement data is low, and is carried
A kind of concrete shrinkage tester gone out.
To achieve these goals, the utility model employs following technical solution:
A kind of concrete shrinkage tester, including backing plate are designed, one end of the backing plate is welded with fixed baffle vertically, institute
State fixed baffle and be located at the side both ends of the backing plate and be welded with apron strip, the apron strip away from the fixed baffle one
End is equipped with slide damper, and the position that the slide damper corresponds to two apron strips offers sliding eye vertically, and the apron strip is worn
The sliding eye to be crossed to set, the backing plate both sides are simultaneously equipped with three pairs of support plates between the fixed baffle and slide damper,
Three pairs of support plates are evenly distributed, and slide roller is equipped between support plate described in each pair, and the both ends of slide roller are consolidated by bearing
Fixed the side that the slide damper corresponds to the fixed baffle is welded with slide plate on the supporting plate, described in the slide plate is taken and is placed on
In slide roller, and the one end of the slide plate away from slide damper is set through the fixed baffle, and the backing plate is away from described
One end of fixed baffle is equipped with limiting plate, and side of the slide damper away from slide plate is fixed with slide post, the slide post
Set through the limiting plate, spring is equipped between the slide damper and limiting plate, the spring is set in the slide post
On, through hole is equipped with the slide damper and positioned at the top of the slide post, is plugged in through hole and is fixed with displacement meter displacement meter,
The displacement meter is connected with data analysis set-up by conducting wire, and the data analysis set-up is connected with computer by conducting wire.
Preferably, the backing plate bottom four corners position is equipped with horizontal adjustment block.
Preferably, the slide plate center is equipped with bubble and scale, and the bubble and scale is embedded in the cunning
In plate, bubble and scale upper surface and slide plate upper surface flush.
Preferably, be equipped with data analysis system in the data analysis set-up, the data analysis system including processor,
Data transmission blocks, power module, data analysis module, data processing module, the A/D data being electrically connected with the processor
Modular converter, the A/D data conversion modules are electrically connected with data amplification module, and the data amplification module is electrically connected with
Data acquisition module, the data acquisition module are connected on the displacement meter by conducting wire, the data transmission blocks and electricity
Source module is electrically connected on computers.
Preferably, the end of each apron strip is equipped with the first limited block.
Preferably, the end of the slide plate is equipped with the second limited block.
Preferably, the surface of the slide plate is shiny surface structure.
The utility model proposes a kind of concrete shrinkage tester, beneficial effect is:The utility model passes through slide plate
Supported using slide roller, concrete frictional force suffered in free wxpansion contraction process becomes rolling by sliding friction and rubs
Wipe, so as to eliminate the influence of a part of extraneous factor;Experiment test specimen can be adjusted by the horizontal adjustment block of backing plate bottom
Level, ensures that contraction displacement of the gravity of concrete for experiment measure direction will not have an impact, can significantly improve experiment
The reliability of data, the experiment conclusion drawn have higher value.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of concrete shrinkage tester structure diagram;
Fig. 2 be the utility model proposes a kind of concrete shrinkage tester schematic cross-sectional view;
Fig. 3 be the utility model proposes data analysis set-up system block diagram.
In figure:Backing plate 1, fixed baffle 2, apron strip 3, support plate 4, slide roller 5, slide damper 6, sliding eye 7, slide plate 8,
Limiting plate 9, slide post 10, spring 11, displacement meter 12, data analysis set-up 13, the first limited block 14, the second limited block 15, water
Heibei provincial opera locking nub 16, bubble and scale 17.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
With reference to Fig. 1-3, a kind of concrete shrinkage tester, including backing plate 1, one end of backing plate 1 are welded with fixed gear vertically
Plate 2, the effect of fixed baffle 2 cannot change on this direction again in concrete sample in free wxpansion contraction process, Gu
Determine baffle 2 and be located at the side both ends of backing plate 1 to be welded with apron strip 3, the one end of apron strip 3 away from fixed baffle 2, which is equipped with, to be slided
Baffle 6, the end of each apron strip 3 are equipped with the first limited block 14, and the first limited block 14 plays spacing effect, slide damper
The position of 6 two apron strips 3 of correspondence offers sliding eye 7 vertically, and apron strip 3 is set through sliding eye 7,1 both sides of backing plate and position
Three pairs of support plates 4 are equipped between fixed baffle 2 and slide damper 6, three pairs of support plates 4 are evenly distributed, between each pair support plate 4
Slide roller 5 is equipped with, the both ends of slide roller 5 are fixed in support plate 4 by bearing, and the effect of slide roller 5 is concrete
Free wxpansion shrinks the frictional force type that is subject to and belongs to rolling friction, and frictional resistance reduces, thus eliminate it is a part of it is extraneous because
The influence of element, improves the accuracy of DATA REASONING, and the side that slide damper 6 corresponds to fixed baffle 2 is welded with slide plate 8, slide plate 8
Take and be placed in slide roller 5, and the one end of slide plate 8 away from slide damper 6 is set through fixed baffle 2, and the end of slide plate 8 is equipped with
Second limited block 15, the second limited block 15 play spacing effect, and the surface of slide plate 8 is shiny surface structure, 8 shiny surface knot of slide plate
Structure, effectively reduces frictional force, and rubbing of being subject to is shunk in the free wxpansion of effect concrete in being tested in concrete shrinkage of slide plate 8
Power is wiped to reduce.
The one end of backing plate 1 away from fixed baffle 2 is equipped with limiting plate 9, and side of the slide damper 6 away from slide plate 8 is fixed with
Slide post 10, slide post 10 are set through limiting plate 9, and spring 11 is equipped between slide damper 6 and limiting plate 9, and spring 11 is arranged
On slide post 10, slide damper 6 can measure various sizes of mixed mud block under the action of spring 11, make its measurement more
Flexibly, slide damper is after concrete sample is put between fixed baffle 2 and slide damper 6, fixed displacement on slide damper
Meter position is constant, ensures that the position of different concrete samples measure is identical, has higher relative value.
Through hole is equipped with slide damper 6 and positioned at the top of slide post 10, is plugged in through hole and is fixed with displacement meter 12, through hole
Facilitate the dismounting of displacement meter 12, the effect of displacement meter 12 is to measure concrete sample in free wxpansion contraction process middle position
The situation of change of shifting, displacement meter 12 are connected with data analysis set-up 13 by conducting wire, and data analysis set-up 13 is connected by conducting wire
There is computer, data analysis system is equipped with data analysis set-up 13, data analysis system includes processor, electrically connects with processor
The data transmission blocks that connect, power module, data analysis module, data processing module, A/D data conversion modules, A/D data turn
Mold changing block is electrically connected with data amplification module, and data amplification module is electrically connected with data acquisition module, data acquisition module
It is connected to by conducting wire on displacement meter 12, data transmission blocks and power module are electrically connected on computers, and power module is place
Manage device and power resources are provided, data acquisition module gathers the data of the free wxpansion contraction of concrete by displacement meter 12, by number
It is amplified according to by data amplification module, amplified data carry out data conversion by A/D data conversion modules, will change
Data afterwards by the data analysis module on processor and data processing module to handling, processor will it is treated after
Information is sent on computer by data transmission blocks and carries out display preservation, according to the program circuit of setting, time rank at equal intervals
Section measure delta data and the datagram for by computer handle the free wxpansion contraction that concrete is drawn out in analysis, computer
Effect be store data analysis system transmission come concrete sample shrink displacement delta data, while to data with existing at
Reason is analyzed and compared, and draws more accurate reliable conclusion (of pressure testing).
1 bottom four corners position of backing plate is equipped with horizontal adjustment block 16, and 8 center of slide plate is equipped with bubble and scale 17, gas
Bubble-type level gauge 17 is embedded in slide plate 8,17 upper surface of bubble and scale and 8 upper surface flush of slide plate, horizontal adjustment block 16
Effect with bubble and scale 17 ensures concrete holding level in being tested in concrete shrinkage, and the dead weight of concrete will not
The change in determining displacement direction is influenced, the reliability of experimental data can be significantly improved, the experiment conclusion drawn has higher valency
Value.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of concrete shrinkage tester, including backing plate (1), it is characterised in that one end of the backing plate (1) is welded with vertically
Fixed baffle (2), the side both ends that the fixed baffle (2) is located at the backing plate (1) are welded with apron strip (3), the gear
The one end of lath (3) away from the fixed baffle (2) is equipped with slide damper (6), and the slide damper (6) corresponds to two apron strips
(3) position offers sliding eye (7) vertically, and the apron strip (3) is set through the sliding eye (7), the backing plate (1) two
Side is simultaneously equipped with three pairs of support plates (4) between the fixed baffle (2) and slide damper (6), and three pairs of support plates (4) are equal
Even arrangement, is equipped with slide roller (5) between support plate (4) described in each pair, the both ends of slide roller (5) are fixed on support by bearing
On plate (4), the side of the corresponding fixed baffle (2) of the slide damper (6) is welded with slide plate (8), and the slide plate (8), which is taken, puts
In the slide roller (5), and the one end of the slide plate (8) away from slide damper (6) is set through the fixed baffle (2)
Put, the one end of the backing plate (1) away from the fixed baffle (2) is equipped with limiting plate (9), and the slide damper (6) is away from slide plate
(8) side is fixed with slide post (10), and the slide post (10) is set through the limiting plate (9), the slide damper
(6) spring (11) is equipped between limiting plate (9), the spring (11) is set on the slide post (10), described to slide gear
Through hole is equipped with plate (6) and positioned at the top of the slide post (10), is plugged in through hole and is fixed with displacement meter (12), the displacement
Meter (12) is connected with data analysis set-up (13) by conducting wire, and the data analysis set-up (13) is connected with computer by conducting wire.
A kind of 2. concrete shrinkage tester according to claim 1, it is characterised in that backing plate (1) bottom four corners
Position is equipped with horizontal adjustment block (16).
A kind of 3. concrete shrinkage tester according to claim 1, it is characterised in that slide plate (8) center
Equipped with bubble and scale (17), the bubble and scale (17) is embedded in the slide plate (8), bubble and scale (17)
Upper surface and slide plate (8) upper surface flush.
A kind of 4. concrete shrinkage tester according to claim 1, it is characterised in that the data analysis set-up (13)
Interior to be equipped with data analysis system, the data analysis system includes processor, the data sending being electrically connected with the processor
Module, power module, data analysis module, data processing module, A/D data conversion modules, the A/D data conversion modules electricity
Property is connected with data amplification module, and the data amplification module is electrically connected with data acquisition module, the data acquisition module
It is connected to by conducting wire on the displacement meter (12), the data transmission blocks and power module are electrically connected on computers.
5. a kind of concrete shrinkage tester according to claim 1, it is characterised in that each apron strip (3)
End is equipped with the first limited block (14).
6. a kind of concrete shrinkage tester according to claim 1, it is characterised in that the end of the slide plate (8) is set
There is the second limited block (15).
7. a kind of concrete shrinkage tester according to claim 1, it is characterised in that the surface of the slide plate (8) is
Shiny surface structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721400880.7U CN207318494U (en) | 2017-10-27 | 2017-10-27 | A kind of concrete shrinkage tester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721400880.7U CN207318494U (en) | 2017-10-27 | 2017-10-27 | A kind of concrete shrinkage tester |
Publications (1)
Publication Number | Publication Date |
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CN207318494U true CN207318494U (en) | 2018-05-04 |
Family
ID=62378769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721400880.7U Expired - Fee Related CN207318494U (en) | 2017-10-27 | 2017-10-27 | A kind of concrete shrinkage tester |
Country Status (1)
Country | Link |
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CN (1) | CN207318494U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113211486A (en) * | 2021-05-20 | 2021-08-06 | 张美洁 | Medicine taking paw for medicine packaging |
-
2017
- 2017-10-27 CN CN201721400880.7U patent/CN207318494U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113211486A (en) * | 2021-05-20 | 2021-08-06 | 张美洁 | Medicine taking paw for medicine packaging |
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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: 20180504 Termination date: 20211027 |
|
CF01 | Termination of patent right due to non-payment of annual fee |