CN208752075U - A kind of concrete shrinkage experimental rig - Google Patents
A kind of concrete shrinkage experimental rig Download PDFInfo
- Publication number
- CN208752075U CN208752075U CN201821437907.4U CN201821437907U CN208752075U CN 208752075 U CN208752075 U CN 208752075U CN 201821437907 U CN201821437907 U CN 201821437907U CN 208752075 U CN208752075 U CN 208752075U
- Authority
- CN
- China
- Prior art keywords
- ceramic tiles
- pedestal
- digital display
- dial gauge
- concrete shrinkage
- Prior art date
- 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 - Fee Related
Links
- 239000000919 ceramic Substances 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000005259 measurement Methods 0.000 abstract description 25
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000008602 contraction Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model proposes a kind of concrete shrinkage experimental rigs, including pedestal, dial holder and digital display dial gauge, position of the digital display dial gauge on dial holder can be realized by adjusting position of the sliding seat in rectangular opening, and sliding seat is fixed by pawl ratchet and card column, cylindricality card slot, spill ceramic tiles are provided on the pedestal, shallow slot and movement indicia line are provided on spill ceramic tiles, the left side setting of pedestal has the limited shoulder of reference mark line.Different measurement sites is selected to measure the shrinkage value of part to be measured by adjusting the lengthwise position of digital display dial gauge and the lateral position of spill ceramic tiles, and friction is small between the shiny surface of spill ceramic tiles and part to be measured, be conducive to digital display dial gauge detection；The position of part to be measured can be accurately defined, using shallow slot, movement indicia line and reference mark line to provide accurate measurement parameter.The utility model is designed reasonably, structure are simple, measurement is flexible, are suitble to large-scale promotion.
Description
Technical field
The utility model belongs to architectural engineering detection device technical field more particularly to a kind of concrete shrinkage test dress
It sets.
Background technique
Contraction refers to the phenomenon that generating volume-diminished because of physics and chemical action.Cement concrete is by the reason of contraction points
It is mainly related with raw material, match ratio, maintenance process etc. for drying shrinkage, shrinkage and Carbonization contract etc..Non-uniform contraction will
Internal stress is generated in product and component, or even crack occurs, and influences the quality and durability of concrete.Digital display is commonly used in work
Amesdial shows data calculating concrete shrinkage average value according to multiple groups table to detect concrete contraction percentage.
Currently, a smooth measurement bottom can be arranged in the digital display dial gauge of measurement concrete shrinkage value by dial holder
On seat, part to be measured is placed on to the measurement contact on measurement pedestal made one end resist amesdial later；Wherein, measurement pedestal with
The contact surface of part to be measured can generate frictional force, and concrete part to be measured will receive the shadow of frictional force during shrinking deformation
It rings, and since the position of digital display dial gauge is often fixation, causes measurement site relatively simple, the one of obtained data
As property it is poor；Furthermore when the shrinkage value in the same site of the different parts to be measured of detection, cause due to manually placing inaccuracy
Measurement site shifts, so that the error of calculated result increases.
Utility model content
That there are measured deviations is big, measurement site is single for the device of above-mentioned measurement concrete shrinkage value for the utility model
Problem proposes that a kind of design is reasonable, structure is simple, measured deviation is small and a kind of diversified concrete shrinkage test in measurement site
Device.
In order to achieve the above object, the technical solution adopted in the utility model is a kind of coagulation provided by the utility model
Native shrinkage test device, including pedestal are provided with dial holder on the pedestal, digital display thousand are provided on the dial holder and is divided
Table, the centre of the dial holder are provided with rectangular opening, and amesdial rod set, the amesdial are movably set in the rectangular opening
The left and right ends of rod set be respectively arranged with one with the surface of dial holder close to sliding seat, the rear and front end of the sliding seat
It is connected with connecting rod and is provided with cylindricality card slot on the front/rear end of sliding seat, a spine is socketed in the connecting rod
Pawl has been provided with pawl and card column on the pawl, the ratchet with click-fit is provided on the front/rear end of the dial holder,
It is provided with spill ceramic tiles on the pedestal, is provided with limited shoulder on the left of the pedestal.
Preferably, the upper surface of the spill ceramic tiles is shiny surface.
Preferably, there are two shallow slots for the upper surface setting of the spill ceramic tiles.
Preferably, the left side of the spill ceramic tiles is provided with movement indicia line.
Preferably, being provided with reference mark line on the limited shoulder.
Compared with prior art, it is the advantages of the utility model with good effect,
1, a kind of concrete shrinkage experimental rig provided by the utility model, by adjusting the lengthwise position of digital display dial gauge
And the lateral position of spill ceramic tiles can choose different measurement sites to measure the shrinkage value of part to be measured, and spill porcelain
Friction is small between the shiny surface of plate brick and part to be measured, is conducive to digital display dial gauge detection；Utilize shallow slot, movement indicia line
The position of part to be measured can be accurately defined, with reference mark line to provide accurate measurement parameter.The utility model is designed reasonably,
Structure is simple, is suitble to large-scale promotion.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of main view for concrete shrinkage experimental rig that embodiment provides；
Fig. 2 is a kind of axonometric drawing for concrete shrinkage experimental rig that embodiment provides；
The schematic diagram of amesdial rod set, cylindricality card slot that Fig. 3 provides for embodiment；
Fig. 4 is the structural schematic diagram for the pawl that embodiment provides；
In above each figure, 1, pedestal；2, dial holder；3, digital display dial gauge；4, rectangular opening；5, amesdial rod set；6, sliding
Dynamic seat；7, cylindricality card slot；8, pawl；81, pawl is played；82, card column；9, ratchet；10, spill ceramic tiles；101, shallow slot；102, mobile
Mark line；11, limited shoulder；111, reference mark line.
Specific embodiment
It is with reference to the accompanying drawing and real in order to be more clearly understood that the above objects, features, and advantages of the utility model
Example is applied to be described further the utility model.It should be noted that in the absence of conflict, embodiments herein and reality
The feature applied in example can be combined with each other.For sake of convenience, hereafter such as there is "upper", "lower", "left", "right", "front", "rear" word
Sample only indicates consistent with the up, down, left, right, before and after direction of attached drawing itself, does not play restriction effect to structure.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other modes described herein are different from, therefore, the utility model is not limited to be described below
The limitation of the specific embodiment of specification.
Embodiment, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of concrete shrinkage experimental rig provided by the utility model,
Including pedestal 1, it is provided with dial holder 2 on pedestal 1, digital display dial gauge 3 is provided on dial holder 2, wherein digital display dial gauge
3 be existing mature technology, and the present apparatus proposes to improve to the fixed form of dial holder 2 and digital display dial gauge 3 on this basis,
Some measures that operator can be helped accurately to place part to be measured are additionally provided simultaneously.
In order to improve digital display dial gauge measurement flexibility, digital display dial gauge 3 provided by the utility model can be in amesdial
It is vertically moved on frame 2 to select measurement site.Specifically, the centre of dial holder 2 is provided with rectangular opening 4, lives in rectangular opening 4
It is dynamic to be provided with amesdial rod set 5, amesdial rod set 5 with digital display dial gauge 3 by the way of being threadedly coupled, and in amesdial bar
The left and right ends of set 5 be respectively arranged with one with the surface of dial holder 2 close to sliding seat 6, the rear and front end use of sliding seat 6
Connecting rod is linked together, and two sliding seats 6, which are equivalent to, to be covered on dial holder 2, and the sliding seat 6 in the present apparatus uses ten
Word structure (intermediate width, both sides are narrow), is conducive to reduce moving resistance, so sliding seat moves during selection measures site
It is dynamic then to will drive digital display dial gauge mobile, select effective measurement site.
In order to guarantee that digital display dial gauge job stability, the utility model are provided with column on the front/rear end of sliding seat 6
Shape card slot 7, and it is socketed with a pawl 8 in the connecting rod of connection sliding seat 6, pawl 81 and card have been provided on the pawl 8
Column 82 is provided with the ratchet 9 cooperated with pawl 8 on the front/rear end of dial holder 2.Wherein, pawl 81 is played to be used to lift pawl 8,
And press pawl 8 while so that it is resisted ratchet 9 card column 82 is just stuck in cylindricality card slot 7, it is fixed so that sliding seat 6 be stablized
On dial holder 2, the measurement site of digital display dial gauge is also just effectively locked.
In order to further improve measurement flexibility, it is provided with and can be moved forward and backward on pedestal 1 provided by the utility model
Spill ceramic tiles 10, be used on spill ceramic tiles 10 place part to be measured, in the left side of pedestal, setting limited shoulder 11 is recessed to limit
Shape ceramic tiles 10；Meanwhile the left side of spill ceramic tiles 10 is provided with movement indicia line 102, and label is provided on limited shoulder 11
Graduation mark 111 can carry out when being moved forward and backward spill ceramic tiles 10 with reference to movement indicia line 102 and reference mark line 111
Adjustment, to select suitable measurement site, and there are two shallow slot 101 is to be measured to limit in the setting of the upper surface of spill ceramic tiles
Part placement region facilitates operator to put part to be measured just.Pass through the longitudinal direction of spill ceramic tiles laterally adjusted with numerical value amesdial
Adjustment, so that the range of measurement expands, selectable measurement site increases, when different groups of measurement, different part to be measured
As requested is selected according to actual, measurement flexibility is higher.It should be noted that shallow slot can be drawn with dedicated drill bit
Out, with high-visible for principle, and movement indicia line and reference mark line then need strictly to cross, to improve Adjustment precision.
Further, the upper surface of spill ceramic tiles 10 is shiny surface, is compared to the prior art directly placed on part to be measured
On pedestal, friction is small between the shiny surface and part to be measured that part to be measured is placed on spill ceramic tiles by the present apparatus, is conducive to
Digital display dial gauge detection, reflects the real contraction change of concrete.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this
The protection scope of type technical solution.
Claims (5)
1. a kind of concrete shrinkage experimental rig, including pedestal, it is provided with dial holder on the pedestal, on the dial holder
It is provided with digital display dial gauge, which is characterized in that the centre of the dial holder is provided with rectangular opening, and activity is set in the rectangular opening
Be equipped with amesdial rod set, the left and right ends of the amesdial rod set be respectively arranged with one with the surface of dial holder close to cunning
The rear and front end of dynamic seat, the sliding seat connects with connecting rod and is provided on the front/rear end of sliding seat cylindricality card slot,
It is socketed with a pawl in the connecting rod, pawl and card column, the front/rear end of the dial holder have been provided on the pawl
On be provided with ratchet with click-fit, be provided with spill ceramic tiles on the pedestal, limit be provided on the left of the pedestal
Shoulder.
2. a kind of concrete shrinkage experimental rig according to claim 1, which is characterized in that the spill ceramic tiles it is upper
Surface is shiny surface.
3. a kind of concrete shrinkage experimental rig according to claim 2, which is characterized in that the spill ceramic tiles it is upper
There are two shallow slots for surface setting.
4. a kind of concrete shrinkage experimental rig according to claim 3, which is characterized in that a left side for the spill ceramic tiles
Side is provided with movement indicia line.
5. a kind of concrete shrinkage experimental rig according to claim 4, which is characterized in that be provided on the limited shoulder
Reference mark line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821437907.4U CN208752075U (en) | 2018-09-04 | 2018-09-04 | A kind of concrete shrinkage experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821437907.4U CN208752075U (en) | 2018-09-04 | 2018-09-04 | A kind of concrete shrinkage experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208752075U true CN208752075U (en) | 2019-04-16 |
Family
ID=66081887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821437907.4U Expired - Fee Related CN208752075U (en) | 2018-09-04 | 2018-09-04 | A kind of concrete shrinkage experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208752075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544921A (en) * | 2022-01-11 | 2022-05-27 | 燕山大学 | Device and method for measuring nonuniform shrinkage of inorganic binder stable material |
-
2018
- 2018-09-04 CN CN201821437907.4U patent/CN208752075U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544921A (en) * | 2022-01-11 | 2022-05-27 | 燕山大学 | Device and method for measuring nonuniform shrinkage of inorganic binder stable material |
| CN114544921B (en) * | 2022-01-11 | 2023-11-07 | 燕山大学 | Device and method for measuring uneven shrinkage of inorganic binder stabilizing material |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 |