CN216434123U - Device for measuring long-term shrinkage rate of concrete - Google Patents

Device for measuring long-term shrinkage rate of concrete Download PDF

Info

Publication number
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
Authority
CN
China
Prior art keywords
concrete
vertical
long
base
measuring
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.)
Active
Application number
CN202122652710.0U
Other languages
Chinese (zh)
Inventor
彭文彬
张颜科
桂根生
敬尧
胡洋
吴鑫
江晓君
关素敏
张荣华
米阳
韩跃伟
蓝堂伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Huashi Green Homeland Building Materials Co ltd
Original Assignee
Sichuan Huashi Green Homeland Building Materials Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sichuan Huashi Green Homeland Building Materials Co ltd filed Critical Sichuan Huashi Green Homeland Building Materials Co ltd
Priority to CN202122652710.0U priority Critical patent/CN216434123U/en
Application granted granted Critical
Publication of CN216434123U publication Critical patent/CN216434123U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

Device for measuring long-term shrinkage rate of concrete
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.
CN202122652710.0U 2021-11-01 2021-11-01 Device for measuring long-term shrinkage rate of concrete Active CN216434123U (en)

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

Family

ID=81335271

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)

Similar Documents

Publication Publication Date Title
CN201311259Y (en) Measuring scale for raised or depressed parameter of the surface of steel tube
CN207456570U (en) A kind of vertical magnetostriction liquidometer testing calibration device
CN104359391A (en) Detecting device for reinforced concrete protective layer measurer and floor thickness measurer
CN110108249A (en) It is a kind of for measuring transformer outer profile position and the measuring tool and measurement method of deformation
CN216434123U (en) Device for measuring long-term shrinkage rate of concrete
CN2406244Y (en) Hardness-meter test table
CN201740532U (en) Calibration device of level bar and construction engineering detector set
CN109357607A (en) A kind of full-automatic calibrating device for vibrating string type strain transducer
CN212159508U (en) Drying shrinkage testing device
CN208155199U (en) A kind of axial dimension measuring device
CN202522196U (en) Indicating gauge testing fixture for length measuring machine
CN202002594U (en) Concrete specimen length change tester
CN102338607A (en) Special instrument for detecting cylinder height
CN211926748U (en) Concrete work deformation measuring device
CN201188022Y (en) Test equipment for accurate floating ball type liquid-level meter
CN209726980U (en) It is a kind of for measuring transformer outer profile position and the measuring tool of deformation
CN214747633U (en) Cylinder-like downward-moving and displacement weighing equipment
CN208936949U (en) A kind of full-automatic calibrating device for vibrating string type strain transducer
CN216645192U (en) Flat V guide rail measuring device
CN214502450U (en) Detection apparatus for be used for prefabricated case roof beam side form slope of high-speed railway
CN214095841U (en) Electrical engineering is with chi for electrical engineering that has location structure
CN201043883Y (en) Vector height measurer
CN210051328U (en) Auxiliary tool for detecting spatial position of equipment track
CN110044230B (en) Novel spare part assembly error detects device
CN211552647U (en) Concrete test block size measuring device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant