CN219997081U - Cement-based material shrinkage stress detection device - Google Patents
Cement-based material shrinkage stress detection device Download PDFInfo
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- CN219997081U CN219997081U CN202321408025.6U CN202321408025U CN219997081U CN 219997081 U CN219997081 U CN 219997081U CN 202321408025 U CN202321408025 U CN 202321408025U CN 219997081 U CN219997081 U CN 219997081U
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- fixedly connected
- cement
- barrel
- shrinkage stress
- based material
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- 239000004568 cement Substances 0.000 title claims abstract description 38
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 244000309464 bull Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the technical field of civil engineering and discloses a cement-based material shrinkage stress detection device which comprises a placing barrel, upright rods, a pressure sensor and an upper cover, wherein a plurality of upright rods are fixedly connected to the periphery of the top of the placing barrel, the tops of the upright rods penetrate through a lifting barrel and are respectively and fixedly connected to the periphery of the bottom of the upper cover, upright posts are fixedly connected to the middle of the bottom end of the inner side of the lifting barrel, and mounting rings are fixedly connected to the tops of the upright posts. According to the utility model, cement is poured into the placing barrel, the lifting barrel is matched to press the cement surface, the fixed ring is connected with the mounting ring by the spring dynamometer, when the cement is gradually hardened, the rubber ring is matched to press the pressing plate, the pressing plate is matched to press the spring, and then the spring dynamometer and the pressure sensor are matched to read the numerical values, so that the shrinkage stress of the cement base is reflected by the corresponding numerical values, the detection is convenient, and the detection accuracy is improved.
Description
Technical Field
The utility model relates to the technical field of civil engineering, in particular to a cement-based material shrinkage stress detection device.
Background
The cement-based material can undergo volume changes, both autogenous and caused by external factors such as temperature, humidity and load, such as the volume changes caused by self-drying action of hydration reaction, water evaporation and the like during the development of concrete strength, which are called concrete shrinkage.
Because the concrete volume deformation detection precision requirement is high, the self-shrinkage stress detection difficulty is high, the efficiency is low, the accuracy is poor, the lack of a test device for rapidly evaluating the shrinkage stress of the concrete before construction is caused, the civil engineering construction quality of the application of the high-performance cement-based material is seriously influenced, and the rapid solution is urgently needed.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a cement-based material shrinkage stress detection device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a cement-based material shrinkage stress detection device, includes places bucket, pole setting, pressure sensor, lift bucket, spring dynamometer and upper cover, place the top fixedly connected with pole setting all around of bucket, a plurality of the top of pole setting all runs through the lift bucket and respectively fixedly connected with around the bottom of upper cover, the inboard bottom middle part fixedly connected with stand of lift bucket, the top fixedly connected with collar of stand, the bottom middle part fixedly connected with solid fixed ring of upper cover, gu fixed ring is connected with the collar through the spring dynamometer, place the right side of bucket and be provided with the press board, the inboard of placing the bucket is provided with the rubber ring, place two connecting rods of right side fixedly connected with of bucket, place the bottom right side fixedly connected with backup pad of bucket, the top right side fixedly connected with pressure sensor of backup pad, the right-hand member of connecting rod is fixedly connected with at pressure sensor's left side front and back end respectively, the outer wall of connecting rod is provided with the spring, the left end sliding connection has the connecting block, two adjacent one side is pressed the right side respectively at the front side of board and is fixed connection at the right side of connecting block respectively.
As a further description of the above technical solution:
the bottom fixedly connected with storage barrel of placing the bucket, the front side of storage barrel is connected with folding door plant through the pivot.
As a further description of the above technical solution:
the bottom fixedly connected with base of receiving vessel, the bottom fixedly connected with universal wheel all around of base.
As a further description of the above technical solution:
the front right-hand member rotation of folding door plant is connected with the bull stick, the front side fixedly connected with metal card of bull stick, the front side fixedly connected with installation pole of storage barrel, metal card and installation pole block.
As a further description of the above technical solution:
the top of upper cover is all fixedly connected with grip ring about the side, the top middle part fixedly connected with time-recorder of upper cover.
As a further description of the above technical solution:
the lifting barrel is characterized in that a plurality of hollow pipes are communicated with the periphery of the bottom of the inner side of the lifting barrel, and the top of each hollow pipe is connected with a sealing cover in a threaded manner.
As a further description of the above technical solution:
the lower part is provided with a plurality of weights in the outer wall of stand.
As a further description of the above technical solution:
the left side of the spring is fixedly connected with the right side of the corresponding connecting block respectively, and the right side of the spring is fixedly connected with the left front end and the right end of the pressure sensor respectively.
The utility model has the following beneficial effects:
according to the utility model, through mutual matching among the placing barrel, the lifting barrel, the upper cover, the spring dynamometer, the rubber ring, the pressing plate, the connecting rod, the spring and the pressure sensor, the shrinkage stress of the cement base is reflected by corresponding values, the detection is convenient, and the detection accuracy is improved.
Drawings
FIG. 1 is a front view of a shrinkage stress detection device for cement-based materials according to the present utility model;
FIG. 2 is a perspective view of a shrinkage stress detection device for cement-based materials according to the present utility model;
FIG. 3 is a partial exploded view of a device for detecting shrinkage stress of cement-based materials according to the present utility model;
fig. 4 is a partially structural representation of a cement-based material shrinkage stress detecting device according to the present utility model.
Legend description:
1. placing a barrel; 2. a vertical rod; 3. a lifting barrel; 4. an upper cover; 5. a column; 6. a weight; 7. a mounting ring; 8. a fixing ring; 9. a spring dynamometer; 10. a rubber ring; 11. pressing the plate; 12. a connecting rod; 13. a connecting block; 14. a spring; 15. a storage barrel; 16. a base; 17. a universal wheel; 18. a rotating shaft; 19. folding the door plate; 20. a rotating rod; 21. a metal card; 22. a mounting rod; 23. a support plate; 24. a timer; 25. a grip ring; 26. a hollow tube; 27. sealing cover; 28. a pressure sensor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the shrinkage stress detection device for the cement-based material comprises a placing barrel 1, upright posts 2, a pressure sensor 28, a lifting barrel 3, a spring dynamometer 9 and an upper cover 4, wherein a plurality of upright posts 2 are fixedly connected to the periphery of the top of the placing barrel 1, and the tops of the upright posts 2 penetrate through the lifting barrel 3 and are respectively and fixedly connected to the periphery of the bottom of the upper cover 4; through the fixed connection of upper cover 4 and pole setting 2, make the bottom of upper cover 4 conveniently hang spring dynamometer 9 to make things convenient for the bottom of spring dynamometer 9 to be connected with lift bucket 3. The middle part of the bottom end of the inner side of the lifting barrel 3 is fixedly connected with a stand column 5, the top of the stand column 5 is fixedly connected with a mounting ring 7, the middle part of the bottom end of the upper cover 4 is fixedly connected with a fixing ring 8, and the fixing ring 8 is connected with the mounting ring 7 through a spring dynamometer 9; the numerical value is conveniently obtained through the lifting of the lifting barrel 3 and the spring dynamometer 9. The right side of the placing barrel 1 is provided with a pressing plate 11, the inner side of the placing barrel 1 is provided with a rubber ring 10, the right side of the placing barrel 1 is fixedly connected with two connecting rods 12, the right side of the bottom of the placing barrel 1 is fixedly connected with a supporting plate 23, the right side of the top of the supporting plate 23 is fixedly connected with a pressure sensor 28, the right ends of the connecting rods 12 are respectively and fixedly connected with the front end and the rear end of the left side of the pressure sensor 28, the outer wall of the connecting rods 12 is provided with springs 14, the left ends of the connecting rods 12 are respectively and slidably connected with connecting blocks 13, the adjacent sides of the two connecting blocks 13 are respectively and fixedly connected with the front end and the rear end of the right side of the pressing plate 11, the left sides of the springs 14 are respectively and fixedly connected with the right sides of the corresponding connecting blocks 13, and the right sides of the springs 14 are respectively and fixedly connected with the front end and the left sides of the pressure sensor 28; cement is poured into the placing barrel 1, so that the cement covers the top of the placing barrel 1 and is pressed on the surface of the cement by matching with the lifting barrel 3; simultaneously, the fixed ring 8 and the mounting ring 7 are connected by using the spring dynamometer 9, when cement is gradually hardened, the pressing plate 11 is extruded by the rubber ring 10, the spring 14 is extruded by the pressing plate 11, and then the corresponding numerical values of the spring dynamometer 9 and the pressure sensor 28 are read by matching, so that the shrinkage stress of the cement base is reflected, the detection is convenient, and the detection accuracy is improved.
The bottom of the placing barrel 1 is fixedly connected with a storage barrel 15, the front side of the storage barrel 15 is connected with a folding door plate 19 through a rotating shaft 18, the storage barrel 15 is used for storing articles, the bottom of the storage barrel 15 is fixedly connected with a base 16, the periphery of the bottom of the base 16 is fixedly connected with universal wheels 17, and the universal wheels 17 are convenient to use for moving the whole equipment; the right end of the front side of the folding door plate 19 is rotationally connected with a rotating rod 20, the front side of the rotating rod 20 is fixedly connected with a metal card 21, the front side of the storage barrel 15 is fixedly connected with a mounting rod 22, the metal card 21 is clamped with the mounting rod 22, and the metal card 21 is matched with the mounting rod 22 to be clamped, so that the folding door plate 19 is controlled to be opened and closed; the left side and the right side of the top of the upper cover 4 are fixedly connected with grip rings 25, the middle part of the top end of the upper cover 4 is fixedly connected with a timer 24, the timer 24 can be used for measuring the whole work at all times, and the grip rings 25 are matched to facilitate the taking and pushing of the whole equipment; the inner bottom of the lifting barrel 3 is communicated with a plurality of hollow pipes 26, the top of each hollow pipe 26 is connected with a sealing cover 27 in a threaded manner, so that the sealing cover 27 is convenient to take down, the cement in the lifting barrel is smashed through gun rotation, and hardened cement is convenient to take out; the middle lower part of the outer wall of the upright post 5 is provided with a plurality of weights 6, so that the weight of the lifting barrel 3 is conveniently increased, and the spring dynamometer 9 is conveniently pulled to descend; the left side of the spring 14 is fixedly connected with the right side of the corresponding connecting block 13, and the right side of the spring 14 is fixedly connected with the left front end and the right end of the pressure sensor 28.
Working principle: through pouring cement into the inside of placing bucket 1, make the cement cover at the top of placing bucket 1, the cooperation lift bucket 3 presses on the cement surface again, use spring dynamometer 9 to be connected solid fixed ring 8 and collar 7 simultaneously, when the cement hardens gradually, cooperation rubber ring 10 extrudees pressing plate 11, make pressing plate 11 extrude spring 14, cooperate again to read the numerical value of spring dynamometer 9 and pressure sensor 28, make the shrinkage stress of cement base obtain corresponding numerical value embodiment, convenient detection, and the accuracy of detection has been improved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a cement-based material shrinkage stress detection device, is including placing bucket (1), pole setting (2), pressure sensor (28), lift bucket (3), spring dynamometer (9) and upper cover (4), its characterized in that: the utility model discloses a novel lifting device for the water heater, which comprises a lifting barrel (1) and is characterized in that a plurality of vertical rods (2) are fixedly connected to the periphery of the top of the lifting barrel (1), a plurality of the vertical rods (2) are penetrated through a lifting barrel (3) and are respectively and fixedly connected to the periphery of the bottom of an upper cover (4), a stand column (5) is fixedly connected to the middle part of the inner bottom end of the lifting barrel (3), a mounting ring (7) is fixedly connected to the top of the stand column (5), a fixing ring (8) is fixedly connected to the middle part of the bottom of the upper cover (4), the fixing ring (8) is connected with the mounting ring (7) through a spring dynamometer (9), a pressing plate (11) is arranged on the right side of the lifting barrel (1), a rubber ring (10) is arranged on the inner side of the lifting barrel (1), two connecting rods (12) are fixedly connected to the right side of the lifting barrel (1), a supporting plate (23) is fixedly connected to the right side of the bottom of the lifting barrel (1), a pressure sensor (28) is fixedly connected to the right side of the top of the supporting plate (23), a connecting rod (12) is fixedly connected to the right side of the connecting rod (12) and is connected to the left side of the connecting rod (12) at the front end of the left connecting rod (12), adjacent sides of the two connecting blocks (13) are respectively and fixedly connected to the front end and the rear end of the right side of the pressing plate (11).
2. The cement-based material shrinkage stress detection device according to claim 1, wherein: the bottom of the placing barrel (1) is fixedly connected with a storage barrel (15), and the front side of the storage barrel (15) is connected with a folding door plate (19) through a rotating shaft (18).
3. A cement-based material shrinkage stress detecting device according to claim 2, wherein: the bottom of the storage barrel (15) is fixedly connected with a base (16), and universal wheels (17) are fixedly connected around the bottom of the base (16).
4. A cement-based material shrinkage stress detecting device according to claim 2, wherein: the folding door plate is characterized in that the right end of the front side of the folding door plate (19) is rotationally connected with a rotating rod (20), the front side of the rotating rod (20) is fixedly connected with a metal card (21), the front side of the storage barrel (15) is fixedly connected with a mounting rod (22), and the metal card (21) is clamped with the mounting rod (22).
5. The cement-based material shrinkage stress detection device according to claim 1, wherein: the top left and right sides of upper cover (4) all fixedly connected with grip ring (25), the top middle part fixedly connected with time-recorder (24) of upper cover (4).
6. The cement-based material shrinkage stress detection device according to claim 1, wherein: the lifting barrel (3) is characterized in that a plurality of hollow pipes (26) are communicated with the periphery of the inner side bottom of the lifting barrel (3), and sealing covers (27) are connected to the tops of the hollow pipes (26) in a threaded mode.
7. The cement-based material shrinkage stress detection device according to claim 1, wherein: the middle lower part of the outer wall of the upright post (5) is provided with a plurality of weights (6).
8. The cement-based material shrinkage stress detection device according to claim 1, wherein: the left sides of the springs (14) are fixedly connected with the right sides of the corresponding connecting blocks (13) respectively, and the right sides of the springs (14) are fixedly connected with the front and rear ends of the left sides of the pressure sensors (28) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321408025.6U CN219997081U (en) | 2023-06-05 | 2023-06-05 | Cement-based material shrinkage stress detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321408025.6U CN219997081U (en) | 2023-06-05 | 2023-06-05 | Cement-based material shrinkage stress detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219997081U true CN219997081U (en) | 2023-11-10 |
Family
ID=88608794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321408025.6U Active CN219997081U (en) | 2023-06-05 | 2023-06-05 | Cement-based material shrinkage stress detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219997081U (en) |
-
2023
- 2023-06-05 CN CN202321408025.6U patent/CN219997081U/en active Active
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