CN220381129U - Expansion and contraction testing device in self-leveling mortar plasticity-coagulation process - Google Patents
Expansion and contraction testing device in self-leveling mortar plasticity-coagulation process Download PDFInfo
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- CN220381129U CN220381129U CN202321353640.1U CN202321353640U CN220381129U CN 220381129 U CN220381129 U CN 220381129U CN 202321353640 U CN202321353640 U CN 202321353640U CN 220381129 U CN220381129 U CN 220381129U
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- leveling mortar
- expansion
- container body
- plastic
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000008602 contraction Effects 0.000 title claims abstract description 25
- 238000005345 coagulation Methods 0.000 title claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 239000012528 membrane Substances 0.000 claims abstract description 21
- 238000005259 measurement Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 238000009833 condensation Methods 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 230000015271 coagulation Effects 0.000 abstract 1
- 229910052602 gypsum Inorganic materials 0.000 description 6
- 239000010440 gypsum Substances 0.000 description 6
- 239000004568 cement Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000004683 dihydrates Chemical class 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to an expansion and contraction testing device in the plastic-to-coagulation process of self-leveling mortar. The volume change testing device solves the technical problems that the testing result of the existing self-leveling coagulation hardening volume change testing device is not accurate enough and the like. The self-leveling mortar filling device comprises a container body, wherein an inner cavity for storing sealing solution is formed in the container body, the upper end of the container body is opened, the opening is closed through a container cover, an elastic film bag which is used for filling self-leveling mortar samples and is of a sealable structure is arranged in the container body, and a measuring assembly and an overflow assembly which are communicated with the inner cavity are respectively arranged on the container cover. The advantages are that: the problem that the test result is inaccurate due to leakage of self-leveling mortar can be avoided through the elastic membrane bag and the bag clamp body. The expansion and contraction of the self-leveling mortar can be accurately and rapidly reflected by measuring the height of the liquid level of the capillary tube through formula conversion, so that the accuracy of a test result can be ensured, and the test efficiency can be improved.
Description
Technical Field
The utility model belongs to the technical field of measuring devices, and particularly relates to an expansion and contraction testing device in a self-leveling mortar plasticity-coagulation process.
Background
Along with the rapid development of the building decoration industry in China, the leveling requirements on the inner and outer ground surfaces of the building are higher and higher, and the self-leveling material has the characteristics of high speed, high efficiency, good leveling effect, high compressive strength and the like and is widely applied. The cement-based self-leveling is widely used because of the high strength, wear resistance, water resistance and other properties, but the cracking of the self-leveling caused by the shrinkage of cement limits the large-scale application of the self-leveling. The gypsum-based self-leveling is also gradually and widely used due to the characteristics of low carbon content, quick setting time, micro expansion, small heat conductivity, sound insulation, light weight and the like of raw materials. Whether gypsum-based self-leveling or cement-based self-leveling, the expansion and contraction of self-leveling mortar during setting and hardening are indicators for rapid and efficient evaluation of its volume stability.
The existing mortar shrinkage test detection instrument comprises a set of mortar forming die and a mortar shrinkage tester. The forming die of the self-leveling mortar is used for testing by perforating in a cement mortar forming test die and using a shrinkage head to penetrate into a mortar test block. However, the test is easy to cause the gypsum-based self-leveling mortar to have micro-expansion in the process of dissolving and crystallizing the semi-hydrated gypsum into the dihydrate gypsum in the setting and hardening process, and the volume change from the plastic stage to the setting and hardening process can not be captured, thereby influencing the test accuracy; and cement-based or gypsum-based self-leveling can not loosen or deform during demolding and testing of a test piece, so that the test error is large, and the problems of inaccurate test result and low test efficiency are caused.
Disclosure of Invention
The utility model aims to solve the problems and provide an expansion and contraction testing device in the plastic-to-setting process of the self-leveling mortar.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a from flat mortar plasticity to expansion and shrink testing arrangement in setting process, includes the container body, has the inner chamber that is used for depositing sealing solution in the container body, the open and open department in container body upper end seal through the container lid, the container body in be equipped with and be used for filling the flat mortar sample of self-flow and be sealing structure's elastic membrane bag, the container lid on be equipped with measuring assembly and overflow subassembly that is linked together with the inner chamber respectively.
In the expansion and contraction testing device in the plastic-to-coagulation process of the self-leveling mortar, the container body is a cylindrical glass container, and the volume of the container body is 800-1200ml.
In the expansion and contraction testing device in the plastic-to-condensation process of the self-leveling mortar, the elastic membrane bag is a bag-shaped body made of rubber materials or silica gel materials, the upper end of the elastic membrane bag is provided with an opening, and the opening is provided with a bag clamp body capable of sealing the opening.
In the expansion and contraction testing device in the plastic-to-condensation process of self-leveling mortar, the container cover body is provided with two sealing plugs, and the two sealing plugs are respectively communicated with the measuring assembly and the overflow assembly through rubber plugs.
In the expansion and contraction testing device in the plastic-to-condensation process of the self-leveling mortar, the sealing plug is a plastic plug, the lower ends of the sealing plugs respectively penetrate through the container cover body and are communicated with the inner cavity of the container body, and the rubber plug is vertically inserted into the upper end of the sealing plug.
In the expansion and contraction testing device in the plastic-to-condensation process of the self-leveling mortar, the measuring assembly comprises a vertically arranged measuring capillary tube, the measuring capillary tube is made of glass, one end of the measuring capillary tube is an open end, the other end of the measuring capillary tube is a closed end, and the open end of the measuring capillary tube is communicated with the rubber plug.
In the expansion and contraction testing device in the plastic-to-coagulation process of the self-leveling mortar, the measuring range of the measuring capillary is 10ml, and the graduation value of the measuring capillary is 0.01ml.
In the expansion and contraction testing device in the plastic-to-condensation process of the self-leveling mortar, the overflow assembly comprises an overflow pipe, one end of the overflow pipe is communicated with the rubber plug, and one end of the overflow pipe, far away from the sealing plug, is provided with the overflow pipe clamp.
In the expansion and contraction testing device in the plastic-to-coagulation process of the self-leveling mortar, the overflow pipe is made of rubber.
In the expansion and contraction testing device in the plastic-to-coagulation process of the self-leveling mortar, the inner diameter of the container body is 50-70mm, the diameter is 80-120mm, and the height is not less than 15mm.
Compared with the prior art, the utility model has the advantages that:
1. the problem that the test result is inaccurate due to leakage of self-leveling mortar can be avoided through the elastic membrane bag and the bag clamp body.
2. The expansion and contraction of the self-leveling mortar can be accurately and rapidly reflected by the statistics measurement of the height of the liquid level of the capillary tube in the conversion of a formula, so that the accuracy of a test result can be ensured, and the test efficiency can be improved.
3. The accuracy of the test result can be further guaranteed through the container cover body and the overflow assembly.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of a measuring assembly according to the present utility model.
In the figure: the container body 1, the sealing solution 11, the inner cavity 12, the container cover 2, the sealing plug 21, the rubber stopper 22, the elastic membrane bag 3, the bag holder 31, the measuring assembly 4, the measuring capillary 41, the open end 411, the closed end 412, the overflow assembly 5, the overflow pipe 51, and the overflow pipe clamp 52.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
As shown in FIG. 1, this self-leveling mortar plasticity to in-process inflation and shrink testing arrangement, including container body 1, have the inner chamber 12 that is used for depositing sealing solution 11 in container body 1, wherein sealing solution 11 adopts silicone oil solution, can effectively prevent that sealing solution 11's volume and temperature from receiving self-leveling mortar sample's exothermic and producing the change, can guarantee the accuracy of test result, container body 1 upper end is uncovered and open department is sealed through container lid 2, be equipped with in the container body 1 and be used for filling self-leveling mortar sample and be seal structure's elastic membrane bag 3, elastic membrane bag 3 can freely expand and shrink according to self-leveling mortar sample flow, can prevent that self-leveling mortar sample from producing the seepage, further ensure the accuracy of test result, be equipped with on the container lid 2 respectively with inner chamber 12 be linked together measuring assembly 4 and overflow assembly 5, measuring assembly 4 and overflow assembly 5 all seal with inner chamber 12, guarantee the accuracy of self-leveling mortar sample test result.
Specifically, the container body 1 is a cylindrical glass container, and the volume of the container body 1 is 800-1200ml, so that the container body 1 can have enough volume to expand a self-leveling mortar sample, and the accuracy of a test result is further improved.
The elastic membrane bag 3 is a bag-shaped body made of rubber materials or silica gel materials, the elastic membrane bag 3 can expand and contract freely along with a self-leveling mortar sample through the rubber materials or the silica gel materials, a release agent can be saved, test cost is reduced, an opening is formed in the upper end of the elastic membrane bag 3, the opening is provided with a bag clamp 31 capable of sealing the opening, the elastic membrane bag 3 can be kept in a sealing state, the self-leveling mortar sample is prevented from leaking, and accuracy of a test result is guaranteed.
As shown in fig. 1 and 2, preferably, two sealing plugs 21 are provided on the container cover 2, and the two sealing plugs 21 are respectively communicated with the measuring assembly 4 and the overflow assembly 5 through rubber plugs 22, and the connection parts of the measuring assembly 4 and the overflow assembly 5 with the sealing plugs 21 can be prevented from leaking through the rubber plugs 22.
Further, the sealing plug 21 is a plastic plug, the lower ends of the sealing plug 21 respectively penetrate through the container cover body 2 and are communicated with the inner cavity 12 of the container body 1, and the rubber plug 22 is vertically inserted into the upper end of the sealing plug 21, so that the sealing effect of the container body 1 can be effectively ensured.
The measurement assembly 4 includes a measurement capillary 41 vertically disposed, the measurement capillary 41 is made of glass, one end of the measurement capillary 41 is an open end 411, the other end is a closed end 412, the open end 411 of the measurement capillary 41 is communicated with the rubber plug 22, the open end 411 of the measurement capillary 41 is communicated with the inner cavity 12, and a sealing state between the measurement capillary 41 and the container body can be maintained through the closed end 412.
As shown in fig. 1 and 2, the measuring range of the measuring capillary 41 is 10ml, and the graduation value of the measuring capillary 41 is 0.01ml, so that the test result can be more accurate.
Wherein, overflow subassembly 5 includes overflow pipe 51, and overflow pipe 51's one end is linked together with rubber stopper 22, and overflow pipe 51 is linked together with inner chamber 12, and overflow pipe 51 keeps away from the one end of sealing plug 21 and is equipped with overflow pipe clamp 52, can make between overflow pipe 51 and the container body 1 keep sealed state through overflow pipe clamp 52, guarantees the accuracy of test.
Specifically, the overflow pipe 51 is made of rubber, and the overflow pipe 51 can be clamped by the overflow pipe clamp 52, so that the overflow of the sealing solution 11 is prevented, and the test result is affected.
With reference to fig. 1, the inner diameter of the container body 1 is 50-70mm, the diameter is 80-120mm, and the height is not less than 15mm, so that the container body 1 can be conveniently carried and placed, and the testing efficiency can be improved.
The principle of this embodiment is: placing a self-leveling mortar sample in an elastic membrane bag 3, sealing the elastic membrane bag through a bag clamp 31 to prevent the self-leveling mortar sample from leaking, placing the elastic membrane bag 3 in a container body 1 and sealing the elastic membrane bag by a sealing solution 11, communicating an overflow assembly 5 with an inner cavity 12 through a container cover body 2, filling the container body 1 with the sealing solution 11 through the overflow assembly 5, ensuring the accuracy of the test, reading the volume shrinkage or expansion value of the self-leveling mortar sample through a conversion formula by measuring the change of the liquid level height on the capillary 41 through a measuring capillary 41 communicated with the inner cavity 12, wherein the volume shrinkage rate conversion formula is thatWherein V0 is the liquid level of the initial measurement capillary 41 after the self-leveling mortar sample is filled and sealed for 5min, and Vt is the liquid level of the measurement capillary 41 at time t. 100 is the mass of a self-leveling mortar sample fixedly poured into the elastic membrane bag 3, 100g, ρ is the density of the self-leveling mortar sample, and the unit is g/cm 3 。
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms such as the container body 1, the sealing solution 11, the inner cavity 12, the container lid 2, the sealing plug 21, the rubber stopper 22, the elastic membrane bag 3, the bag holder 31, the measuring assembly 4, the measuring capillary 41, the open end 411, the closed end 412, the overflow assembly 5, the overflow pipe 51, the overflow pipe clamp 52 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (9)
1. The utility model provides a from leveling mortar plasticity to expansion and shrink testing arrangement in setting process, includes container body (1), has inner chamber (12) that are used for depositing sealing solution (11) in container body (1), container body (1) upper end open and open department pass through container lid (2) and seal, its characterized in that, container body (1) in be equipped with and be used for filling self-leveling mortar sample and be sealing structure's elastic membrane bag (3), container lid (2) on be equipped with measuring component (4) and overflow subassembly (5) that are linked together with inner chamber (12) respectively, elastic membrane bag (3) be the bag form body that rubber material or silica gel material made, just elastic membrane bag (3) upper end have the opening just the opening part be equipped with can be with opening confined clamp body (31), measuring component (4) including vertical measurement capillary (41) that sets up, one end of measurement capillary (41) be open end (411) and the other end be (412 blind end).
2. The device for testing the expansion and contraction in the plastic-to-setting process of the self-leveling mortar according to claim 1, wherein the container body (1) is a cylindrical glass container, and the volume of the container body (1) is 800-1200ml.
3. The device for testing expansion and contraction in the plastic-to-condensation process of self-leveling mortar according to claim 1, wherein two sealing plugs (21) are arranged on the container cover body (2), and the two sealing plugs (21) are respectively communicated with the measuring assembly (4) and the overflow assembly (5) through rubber plugs (22).
4. A device for testing expansion and contraction in a plastic-to-condensation process of self-leveling mortar according to claim 3, wherein the sealing plug (21) is a plastic plug, the lower ends of the sealing plug (21) respectively penetrate through the container cover body (2) and are communicated with the inner cavity (12) of the container body (1), and the rubber plug (22) is vertically inserted into the upper end of the sealing plug (21).
5. The device for testing expansion and contraction during plastic-to-coagulation process of self-leveling mortar according to claim 4, wherein the measuring capillary (41) is made of glass material, and the open end (411) of the measuring capillary (41) is communicated with the rubber plug (22).
6. The device for testing expansion and contraction during plastic-to-setting process of mortar from leveling according to claim 5, wherein the measuring capillary (41) has a measuring range of 10ml and the graduation value of the measuring capillary (41) is 0.01ml.
7. A device for testing expansion and contraction during plastic-to-condensation process of self-leveling mortar according to claim 3, wherein the overflow assembly (5) comprises an overflow pipe (51), one end of the overflow pipe (51) is communicated with the rubber plug (22), and one end of the overflow pipe (51) far away from the sealing plug (21) is provided with an overflow pipe clamp (52).
8. The device for testing the expansion and contraction during the plastic-to-setting process of the self-leveling mortar according to claim 7, wherein the overflow pipe (51) is made of rubber.
9. The device for testing the expansion and contraction in the plastic-to-setting process of the self-leveling mortar according to claim 1, wherein the inner diameter of the container body (1) is 50-70mm, the diameter is 80-120mm, and the height is not less than 15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321353640.1U CN220381129U (en) | 2023-05-30 | 2023-05-30 | Expansion and contraction testing device in self-leveling mortar plasticity-coagulation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321353640.1U CN220381129U (en) | 2023-05-30 | 2023-05-30 | Expansion and contraction testing device in self-leveling mortar plasticity-coagulation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220381129U true CN220381129U (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321353640.1U Active CN220381129U (en) | 2023-05-30 | 2023-05-30 | Expansion and contraction testing device in self-leveling mortar plasticity-coagulation process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220381129U (en) |
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2023
- 2023-05-30 CN CN202321353640.1U patent/CN220381129U/en active Active
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