CN216434123U - Device for measuring long-term shrinkage rate of concrete - Google Patents
Device for measuring long-term shrinkage rate of concrete Download PDFInfo
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- CN216434123U CN216434123U CN202122652710.0U CN202122652710U CN216434123U CN 216434123 U CN216434123 U CN 216434123U CN 202122652710 U CN202122652710 U CN 202122652710U CN 216434123 U CN216434123 U CN 216434123U
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- 230000007774 longterm Effects 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007655 standard test method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model provides a measure device of concrete long term shrinkage factor, the on-line screen storage device comprises a base, the vertical member of base top fixedly connected with, vertical member surface is equipped with vertical scale, vertical member free end sliding connection has horizontal member, horizontal member is kept away from the one end of vertical member is connected with the amesdial, the amesdial is equipped with the solar photovoltaic board, through the solar energy power supply. By using the measuring instrument of the utility model, the concrete shrinkage factor is tested each time, the initial position of the dial indicator is directly determined on the vertical scale without moving the position of the concrete test block or adopting the standard rod to calibrate the position of the dial indicator, the long-term shrinkage factor of the concrete is measured and recorded, the accuracy and precision of the test result are ensured, and the error factors influencing the test result are effectively reduced; meanwhile, the dial indicator supplies power to the solar power supply, so that the solar energy water meter is convenient to use for a long time, energy-saving and environment-friendly.
Description
Technical Field
The utility model relates to a building material check out test set technical field, concretely relates to measure device of concrete long term shrinkage factor.
Background
A concrete long-term shrinkage rate measuring device is mainly characterized in that according to the GBT50082-2009 ordinary concrete long-term performance and durability test method standard, a vertical concrete shrinkage tester is adopted, a measuring head is embedded in one section of a test piece, a bolt is fixed with a base of the vertical concrete shrinkage tester at the other end of the test piece, and the bolt and the measuring head are embedded in concrete. By adopting the traditional testing device, the measuring head and the bolt are required to be embedded at two ends of the concrete sample, and the position of the embedded part installed in the concrete directly influences the testing precision of the concrete shrinkage value. Moreover, when the concrete shrinkage value is measured each time, a standard rod is needed for calibration, so that the efficiency of test operation is influenced, and the test error caused by manual operation is easily increased. Therefore, a test device for accurately and conveniently measuring the long-term shrinkage of concrete needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a measure device of concrete long term shrinkage factor can accurate, quick, convenient survey concrete long term shrinkage factor.
The utility model adopts the following technical scheme:
the utility model provides a measure device of concrete long term shrinkage factor, including the base, its characterized in that, the vertical member of base top fixedly connected with, vertical member surface is equipped with vertical scale, vertical member free end sliding connection has horizontal member, horizontal member is kept away from the one end of vertical member is connected with the amesdial.
Furthermore, a through hole is formed in one end of the transverse rod piece, the vertical rod piece just penetrates through the through hole to be connected with the transverse rod piece, two first bolts are symmetrically arranged on the transverse rod piece along the transverse direction of the through hole, and the relative position of the transverse rod piece and the vertical rod piece is adjusted by adjusting the first bolts.
Further, a second bolt is arranged on one side, away from the vertical rod piece, of the transverse rod piece to adjust the dial indicator.
Further, the vertical rod piece is of a cylindrical structure.
Furthermore, the dial indicator is provided with a solar photovoltaic panel and is powered by a solar power supply.
Furthermore, the vertical rod piece is vertically provided with a sliding groove, a convex block matched with the sliding groove is arranged in the through hole, and the convex block can vertically slide along the sliding groove.
Further, the transverse rod is parallel to the base.
Further, the base is made of a steel plate.
Since the technical scheme is used, the beneficial effects of the utility model are that: when the concrete shrinkage rate is tested every time, the initial position of the dial indicator is directly determined on the vertical scale without moving the position of the concrete test block or adopting a standard rod to calibrate the position of the dial indicator, the long-term shrinkage rate of the concrete is measured and recorded, the accuracy and precision of the test result are ensured, and error factors influencing the test result are effectively reduced; the vertical spout that is equipped with of vertical member, be equipped with in the through-hole of horizontal member with spout assorted lug, play a restriction effect in the horizontal direction through spout and lug, keep measuring always in the same angle, the amesdial is solar energy power supply simultaneously, convenient long-term use, energy-concerving and environment-protective.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is another schematic structural diagram of the present invention;
FIG. 3 is a schematic view of the structure of the junction between the horizontal member and the vertical member of the present invention;
wherein, 1: a vertical rod member; 2: a transverse bar member; 3: a dial indicator; 4: a base; 5: a through hole; 6: a first bolt; 7: a second bolt; 8: a chute.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example 1
As shown in FIG. 1 and FIG. 3, the utility model provides a measure device of concrete long term shrinkage, including base 4, base 4 adopts the steel sheet to make, the thickness of base 4 is 15-25mm, and bottom and top are the rectangle, and the rectangle width is 150 and serves 200mm, and length is 200 and serves 250 mm. The top of the base 4 is fixedly connected with a vertical rod piece 1, the vertical rod piece 1 is of a cylindrical steel structure, the diameter of the vertical rod piece 1 is 8-15mm, the height is 700-1000mm, the surface of the vertical rod piece 1 is provided with a vertical scale, the free end of the vertical rod piece 1 is connected with the transverse rod piece 2 in a sliding way through a through hole 5, the through hole 5 is arranged at one end of the transverse rod member 2, the transverse rod member 2 is transversely and symmetrically provided with two first bolts 6 along the through hole 5, the relative position of the transverse bar 2 and the vertical bar 1 is adjusted by adjusting the first bolt 6, the transverse rod 2 is parallel to the base 4, one end of the transverse rod 2 far away from the vertical rod 1 is provided with a dial indicator 3, the inside solar photovoltaic board that is equipped with of amesdial 3, amesdial 3 passes through solar power supply.
And a second bolt 7 is arranged on one side of the transverse rod piece 2, which is far away from the vertical rod piece 1, and the dial indicator 3 is adjusted by adjusting the second bolt 7.
Example 2
As shown in FIG. 2 and FIG. 3, the utility model provides a measure device of concrete long term shrinkage, including base 4, base 4 adopts the steel sheet to make, the thickness of base 4 is 15-25mm, and bottom and top are the rectangle, and the rectangle width is 150 and serves 200mm, and length is 200 and serves 250 mm. The top of the base 4 is fixedly connected with a vertical rod member 1, the vertical rod member 1 is of a cylindrical steel structure, the diameter of the vertical rod member 1 is 8-15mm, the height is 700-1000mm, a vertical scale is arranged on the surface of the vertical rod member 1, the free end of the vertical rod member 1 is slidably connected with a transverse rod member 2 through a through hole 5, the through hole 5 is arranged at one end of the transverse rod member 2, the vertical rod member 1 is vertically provided with a chute 8, a bump matched with the chute 8 is arranged in the through hole 5 and can vertically slide along the chute 8, the transverse rod member 2 is transversely and symmetrically provided with two first bolts 6 along the through hole 5, the relative position of the transverse rod member 2 and the vertical rod member 1 is adjusted by adjusting the first bolts 6, the transverse rod member 2 is parallel to the base 4, and one end of the transverse rod member 2, which is far away from the vertical rod member 1, is provided with a dial indicator 3, the inside solar photovoltaic board that is equipped with of amesdial 3, amesdial 3 passes through solar power supply.
And a second bolt 7 is arranged on one side of the transverse rod piece 2, which is far away from the vertical rod piece 1, and the dial indicator 3 is adjusted by adjusting the second bolt 7.
The working principle is as follows: the test piece size that the concrete long term shrinks is 100mm 550mm, erects concrete extension limit direction on base 4, adjusts the position of micrometer 3 simultaneously, and the upper surface and the micrometer 3 in close contact with of concrete test piece fix horizontal member 2 through first bolt 6, note the relative vertical member 1 position on the scale of horizontal member 2 this moment, return to zero with the 3 initial readings of micrometer. And recording the change of the concrete shrinkage value according to the requirement of the concrete hardening age, and calculating the concrete long-term shrinkage value according to the standard of GBT50082-2009 Standard test method for the long-term performance and durability of ordinary concrete.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a measure device of concrete long term shrinkage, includes base (4), its characterized in that, base (4) top fixedly connected with vertical member (1), vertical member (1) surface is equipped with vertical scale, vertical member (1) free end sliding connection has horizontal member (2), horizontal member (2) are kept away from the one end of vertical member (1) is connected with amesdial (3).
2. The device for measuring the long-term shrinkage of concrete according to claim 1, wherein a through hole (5) is formed at one end of the transverse rod (2), the vertical rod (1) just passes through the through hole (5) to be connected with the transverse rod (2), two first bolts (6) are symmetrically arranged on the transverse rod (2) along the through hole (5), and the relative positions of the transverse rod (2) and the vertical rod (1) are adjusted by adjusting the first bolts (6).
3. A device for measuring the long-term shrinkage of concrete according to claim 2, characterized in that the side of the transverse bar (2) remote from the vertical bar (1) is provided with a second bolt (7), and the dial indicator (3) is adjusted by means of the second bolt (7).
4. A device for measuring the long term shrinkage of concrete according to claim 3, wherein said vertical rod member (1) has a cylindrical structure.
5. The device for measuring the long-term concrete shrinkage rate according to claim 4, wherein the dial indicator (3) is provided with a solar photovoltaic panel, and the dial indicator (3) is powered by a solar power supply.
6. The device for measuring the long-term shrinkage of concrete according to claim 5, wherein the vertical rod (1) is vertically provided with a sliding groove (8), a convex block matched with the sliding groove (8) is arranged in the through hole (5), and the convex block can vertically slide along the sliding groove (8).
7. An apparatus for measuring the long term shrinkage of concrete according to claim 6, characterized in that said transverse bars (2) are parallel to said base (4).
8. An apparatus for measuring the long term shrinkage of concrete according to claim 7, wherein the base (4) is made of steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122652710.0U CN216434123U (en) | 2021-11-01 | 2021-11-01 | Device for measuring long-term shrinkage rate of concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122652710.0U CN216434123U (en) | 2021-11-01 | 2021-11-01 | Device for measuring long-term shrinkage rate of concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216434123U true CN216434123U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122652710.0U Active CN216434123U (en) | 2021-11-01 | 2021-11-01 | Device for measuring long-term shrinkage rate of concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216434123U (en) |
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2021
- 2021-11-01 CN CN202122652710.0U patent/CN216434123U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231020 Address after: 618300 Group 13, Tuanjie Village, Xiaohan Town, Guanghan City, Deyang City, Sichuan Province Patentee after: Sichuan Huaxi lvshe Construction Technology Co.,Ltd. Address before: No. 298, Section 2, Chenghua Avenue, Chenghua District, Chengdu, Sichuan 610051 Patentee before: SICHUAN HUASHI GREEN HOMELAND BUILDING MATERIALS CO.,LTD. |
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| TR01 | Transfer of patent right |