CN205719863U - A kind of working performance of self-compacting concrete test device - Google Patents
A kind of working performance of self-compacting concrete test device Download PDFInfo
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- CN205719863U CN205719863U CN201620643137.3U CN201620643137U CN205719863U CN 205719863 U CN205719863 U CN 205719863U CN 201620643137 U CN201620643137 U CN 201620643137U CN 205719863 U CN205719863 U CN 205719863U
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Abstract
The utility model discloses a kind of working performance of self-compacting concrete test device, including L-type case, V-type funnel and support support, L-type case and V-type funnel are arranged on support support；L-type case includes orthogonal vertical casing and horizontal casing, the top of vertical casing has pours mouth into, one end that laterally casing is horizontal is connected with the lower end, side of vertical casing, and in connectivity part be provided with movable valve with by movable valve control horizontal casing and vertically the logical of casing close；V-type funnel is connected to the other end of horizontal casing, and its upper shed is arranged on the bottom surface of horizontal casing, and under shed and the bottom supporting support have a difference in height.Test device of the present utility model can test viscosity and the mobility of autodensing concrete almixture quickly, simply, can the service behaviour of overall merit self-compacting concrete, and simple in construction, easy to operate.
Description
Technical field
The invention belongs to technical field of concrete, be specifically related to a kind of working performance of self-compacting concrete test device.
Background technology
Compared with traditional concrete, self-compacting concrete has the advantage that 1) self-compacting concrete good fluidity, execute
Need not plugging and pounding of vibrating head during work, decrease the noise pollution that work progress produces；2) self-compacting concrete can water
The note complicated concrete structure member engineering that quantity of reinforcement is big, bar spacing is little.Therefore, the appearance of self-compacting concrete, improve
The construction environment of concrete, decreases labor cost, improves efficiency of construction.
Self-compacting concrete, also known as no vibrated concrete, self-leveling concrete, is that one can flow under self gravitation
And make template fill secret room and wrap up the high performance concrete of reinforcing bar without vibrating.Self-compacting concrete be reach good from
Closely knit effect and require that there is higher service behaviour, the best mobility, fillibility, education resistance and penetrate the energy of reinforcing bar
Power.At present, obtained the attention of engineering circles for the performance evaluation of autodensing concrete almixture, and mixed for self-compaction
The mobility of solidifying soil, gap, by property and education resistance energy, develop some test devices, such as slump flow test method, L-
Type instrument, U-shaped instrument, J-ring, jumping table test etc., these evaluation methodologys are all respectively arranged with feature, but the work of the self-compacting concrete characterized
Performance is the most single, it is impossible to thoroughly evaluating.As new concrete, the service behaviour of autodensing concrete almixture has height
The sensitivity of degree, the change of workability likely results in and is difficult to closely knit molding, affects construction quality.
Utility model invention (the measurement and evaluation of workability of self-compacting concrete one of China Patent No. ZL200710034374.5
Body gasifying device) introduce the viscosity that can test self-compacting concrete；The utility model of China Patent No. ZL201010229119.8
The fillibility that can test self-compacting concrete is introduced in invention (self-compacting concrete filling performance testing device).But,
These utility models the most only characterize the unicity of Workability of Self-compacting Concrete, can not draw overall merit, thus can not be accurate
Really judge the workability of self-compacting concrete.Therefore, in the urgent need to a kind of new working performance of self-compacting concrete test device,
So that the service behaviour of self-compacting concrete is newly mixed in rapid integrated evaluation.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of working performance of self-compacting concrete is surveyed
Electricity testing device.
This utility model solves its technical problem and be the technical scheme is that a kind of working performance of self-compacting concrete is surveyed
Electricity testing device, including L-type case, V-type funnel and support support, L-type case and V-type funnel are arranged on support support；Described L-type case
Including orthogonal vertical casing and horizontal casing, the top of vertical casing has pours mouth into, one end that horizontal casing is horizontal
It is connected with the lower end, side of vertical casing, and movable valve is installed to control horizontal casing by movable valve in connectivity part
And vertically the logical of casing closes；Described V-type funnel is connected to the other end of horizontal casing, and its upper shed is arranged at horizontal casing
On bottom surface, under shed and the bottom supporting support have a difference in height.
Preferably, described vertical casing be length × width × height be the cuboid of 200mm × 100mm × 400mm；Described laterally
Casing be length × width × height be the cuboid of 600mm × 200mm × 150mm.
Preferably, described V-type funnel includes V-type portion and cylindrical portion, and the top in this V-type portion forms described upper shed, both sides
Face from top to bottom slopes inwardly, and bottom connection cylindrical portion, the bottom of this cylindrical portion forms described under shed.
Preferably, described upper shed is the rectangle of length × a width of 200mm × 65mm, and cylindrical portion is vertically arranged square
Post, and length × width × height is 75mm × 65mm × 150mm.
Preferably, described upper shed is 200mm with the difference in height of under shed.
Preferably, under shed is 100mm with the bottom difference in height of support support.
Preferably, described support support includes that a trapezoid platform, described L-type case are arranged on platform, and described vertical case
Body is concordant with the trapezoidal upper end, described horizontal casing extend to trapezoidal go to the bottom concordant.
Compared to prior art, this utility model has the advantages that
1. this utility model device can be by the level stream of the continuous flowing test self-compacting concrete of self-compacting concrete
Dynamic time, emptying time, 3 parameters of divergence, overall seriality is good, and the concrete mix amount needed for test is few, simplifies
Operating procedure, speed is fast, raising efficiency；
2. the parameter energy that this utility model device to test obtains is objective, reflect viscosity and the stream of self-compacting concrete all sidedly
Dynamic property.
Below in conjunction with drawings and Examples, this utility model is described in further detail；But one of the present utility model is certainly
Air-free concrete service behaviour test device is not limited to embodiment.
Accompanying drawing explanation
Fig. 1 depicts the schematic diagram of a kind of working performance of self-compacting concrete of this utility model test device；
Fig. 2 depicts the schematic diagram of L-type case shown in Fig. 1；
Fig. 3 depicts the schematic diagram of V-type funnel shown in Fig. 1；
Fig. 4 depicts the schematic diagram supporting support shown in Fig. 1.
Detailed description of the invention
Referring to figs. 1 to Fig. 4, a kind of working performance of self-compacting concrete test device, including L-type case 1, V-type funnel 2 and
Supporting support 3, L-type case 1 and V-type funnel 2 are arranged on support support.L-type case 1 includes orthogonal vertical casing 11 and horizontal stroke
To casing 12, the top of vertical casing 11 has pours mouth 111 into, the side of the horizontal one end of horizontal casing 12 and vertical casing 11
Lower end is connected, and is provided with movable valve 13 to control horizontal casing 12 and vertical casing by movable valve 13 in connectivity part
11 logical close.V-type funnel 2 is connected to the other end of horizontal casing 12, and its upper shed 2a is arranged at the bottom surface of horizontal casing 12
On, under shed 2b and the bottom supporting support 3 have a difference in height.
Further, vertical casing 11 and horizontal casing 12 are cuboid, and wherein vertical casing 11 length × width × height is
200mm × 100mm × 400mm, horizontal casing 12 length × width × height is 600mm × 200mm × 150mm.Both linking areas
For 200mm × 150mm, this connected region arranges movable valve 13, movable valve 13 can be specifically can move up and down every
Plate, by the horizontal casing of mobile realization 12 of dividing plate and connecting and closing of vertical casing 11.Laterally casing 12 bottom surface is in far
Having pouring spout 121 from one end of vertical casing 11, pouring spout 121 connects with V-type funnel 2, forms the upper shed of V-type funnel 2
2a.Concrete, by pouring mouth 111 into through vertical casing 11, by movable valve 13 to horizontal casing 12, then is flowed by pouring spout 121
Go out, enter V-type funnel 2.
Further, V-type funnel 2 includes V-type portion 21 and cylindrical portion 22, and the top in V-type portion 21 forms upper shed 2a, two sides
From top to bottom sloping inwardly, bottom connection cylindrical portion 22, the bottom of cylindrical portion 22 forms under shed 2b.Upper shed is long × a width of
The rectangle of 200mm × 65mm, cylindrical portion 22 is vertically arranged square column, and length × width × height be 75mm × 65mm ×
150mm.The difference in height of upper shed 2a and under shed 2b is 200mm, and the bottom (i.e. ground) of under shed 2b and support support 3 is highly
Difference is 100mm.
Further, supporting support 3 and include a trapezoid platform 31, L-type case 1 is arranged on platform 31, and vertical casing 11 with
The trapezoidal upper end, is concordant, horizontal casing 12 extend to trapezoidal go to the bottom concordant.
Service behaviour test device uses said apparatus as follows to the method for testing of Workability of Self-compacting Concrete:
1) it is placed on supporting support 3 on smooth ground, checks whether level；
2) movable valve 13 is left behind, the vertical casing 11 of L-type case 1 is isolated with horizontal casing 12；
4) slowly autodensing concrete almixture good for mixing is poured into vertical casing by pouring mouth 111 in a continuous manner
In 11, wait to fill and use smooth out surface；
5) get out stopwatch, while opening movable valve 13, press stopwatch, be recorded as (t1)；
6) observe the mobility status of self-compacting concrete, treat that concrete arrives the horizontal casing 12 end away from vertical casing 11
During end, pressing stopwatch, be recorded as (t2), the time (t stream=t2-t1) that i.e. concrete arrives, this time (t) is concrete water
Flat flowing time；
7) observe self-compacting concrete to start, when the under shed 2b of V-type funnel 2 flows out, to press stopwatch, be recorded as (t3),
When concrete is all discharged under shed 2b, press stopwatch, be recorded as (t4), be i.e. concrete emptying time (t row=t4-
t3)；
8) record self-compacting concrete and fallen mobility status on floor by under shed 2b, test out concrete divergence,
It is recorded as (Tk).
A kind of working performance of self-compacting concrete test device of above-described embodiment, can be same by the flowing continuously of concrete
Time test the bottom horizontal flow sheet time of self-compacting concrete, emptying time, 3 parameters of divergence, seriality is good, can evaluate from close
The combination property of real concrete, simple in construction, improve rationally, it is simple to promote.
Above-described embodiment is only used for further illustrating a kind of working performance of self-compacting concrete test dress of the present utility model
Put, but this utility model is not limited to embodiment, every according to technical spirit of the present utility model, above example is made
Any simple modification, equivalent variations and modification, each fall within the protection domain of technical solutions of the utility model.
Claims (7)
1. a working performance of self-compacting concrete test device, it is characterised in that: include L-type case, V-type funnel and support
Frame, L-type case and V-type funnel are arranged on support support；
Described L-type case includes orthogonal vertical casing and horizontal casing, and the top of vertical casing has pours mouth into, transverse box
The horizontal one end of body is connected with the lower end, side of vertical casing, and is provided with movable valve to pass through movable valve in connectivity part
Control horizontal casing and vertical the logical of casing closes；Described V-type funnel is connected to the other end of horizontal casing, and its upper shed is arranged
On the bottom surface of horizontal casing, under shed and the bottom supporting support have a difference in height.
A kind of working performance of self-compacting concrete test device the most according to claim 1, it is characterised in that: described vertically
Casing be length × width × height be the cuboid of 200mm × 100mm × 400mm；Described horizontal casing be length × width × height be 600mm
The cuboid of × 200mm × 150mm.
A kind of working performance of self-compacting concrete test device the most according to claim 1, it is characterised in that: described V-type
Funnel includes V-type portion and cylindrical portion, and the top in this V-type portion forms described upper shed, and two sides from top to bottom slope inwardly, bottom
Connection cylindrical portion, the bottom of this cylindrical portion forms described under shed.
A kind of working performance of self-compacting concrete test device the most according to claim 3, it is characterised in that: open on described
Mouthful being the rectangle of length × a width of 200mm × 65mm, cylindrical portion is vertically arranged square column, and length × width × height be 75mm ×
65mm×150mm。
A kind of working performance of self-compacting concrete test device the most according to claim 4, it is characterised in that: open on described
Mouth is 200mm with the difference in height of under shed.
A kind of working performance of self-compacting concrete test device the most according to claim 5, it is characterised in that: under shed with
The bottom difference in height supporting support is 100mm.
A kind of working performance of self-compacting concrete test device the most according to claim 1, it is characterised in that: described support
Support includes that a trapezoid platform, described L-type case are arranged on platform, and described vertical casing is concordant with the trapezoidal upper end, described
Laterally casing extend to trapezoidal go to the bottom concordant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620643137.3U CN205719863U (en) | 2016-06-24 | 2016-06-24 | A kind of working performance of self-compacting concrete test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620643137.3U CN205719863U (en) | 2016-06-24 | 2016-06-24 | A kind of working performance of self-compacting concrete test device |
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| CN205719863U true CN205719863U (en) | 2016-11-23 |
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| CN201620643137.3U Expired - Fee Related CN205719863U (en) | 2016-06-24 | 2016-06-24 | A kind of working performance of self-compacting concrete test device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328691A (en) * | 2017-07-11 | 2017-11-07 | 东南大学 | A kind of detection concrete has good fluidity and the apparatus and method of standing concurrently |
| CN108868830A (en) * | 2018-07-19 | 2018-11-23 | 中铁六局集团有限公司 | Tunnel layering, which symmetrically synchronizes, pours two lining concrete construction methods |
| CN109358183A (en) * | 2018-12-04 | 2019-02-19 | 毕节远大新型环保建材（集团）有限责任公司 | A kind of self-compacting concrete self-compacting ability comprehensive tester and its test method |
| CN112611855A (en) * | 2020-11-16 | 2021-04-06 | 清华大学 | Self-compacting concrete working performance testing device and testing method |
| CN113866049A (en) * | 2021-09-27 | 2021-12-31 | 筑友智造建设科技集团有限公司 | 3D printing concrete material pumping control system |
-
2016
- 2016-06-24 CN CN201620643137.3U patent/CN205719863U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328691A (en) * | 2017-07-11 | 2017-11-07 | 东南大学 | A kind of detection concrete has good fluidity and the apparatus and method of standing concurrently |
| CN108868830A (en) * | 2018-07-19 | 2018-11-23 | 中铁六局集团有限公司 | Tunnel layering, which symmetrically synchronizes, pours two lining concrete construction methods |
| CN109358183A (en) * | 2018-12-04 | 2019-02-19 | 毕节远大新型环保建材（集团）有限责任公司 | A kind of self-compacting concrete self-compacting ability comprehensive tester and its test method |
| CN112611855A (en) * | 2020-11-16 | 2021-04-06 | 清华大学 | Self-compacting concrete working performance testing device and testing method |
| CN113866049A (en) * | 2021-09-27 | 2021-12-31 | 筑友智造建设科技集团有限公司 | 3D printing concrete material pumping control system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| 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: 20161123 |