CN110375628A - A kind of concrete work distortion measurement convergent-divergent instrument - Google Patents
A kind of concrete work distortion measurement convergent-divergent instrument Download PDFInfo
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- CN110375628A CN110375628A CN201910494784.0A CN201910494784A CN110375628A CN 110375628 A CN110375628 A CN 110375628A CN 201910494784 A CN201910494784 A CN 201910494784A CN 110375628 A CN110375628 A CN 110375628A
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- mandril
- underbeam
- upper beam
- slide
- stand
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
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- General Physics & Mathematics (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of concrete work distortion measurement convergent-divergent instrument, including stand, the stand is provided with four, and it is connected by upper beam with underbeam between stand, and stand and upper beam and underbeam constitute rectangular frame, the underbeam is located at the bottom of upper beam, and spacing is provided between upper beam and underbeam, the two sides of the rectangular frame are respectively arranged with one end of the first mandril and the second mandril, first mandril is arranged in slide, and first is arranged with compressed spring on mandril, one end of the compressed spring is connected with fixed ring, Fixing shrink ring is located on the first mandril, and the diameter of fixed ring is greater than the diameter of compressed spring.The concrete work distortion measurement is designed with convergent-divergent instrument using the structure of the first mandril and the second mandril cooperation upper beam, stand and underbeam, so that the first mandril and the second mandril are able to carry out and are all around displaced, it is adapted to different workpiece, is measured so as to the workpiece to more sizes.
Description
Technical field
The present invention relates to concrete work technical field of measuring equipment, specially a kind of concrete work distortion measurement is received
Contracting dilatometer.
Background technique
Concrete is referred to as concrete, refers to the general designation for the cementing integral engineered composite material that gathers materials by cementitious material.It is logical
One word of concrete often said, which refers to, makees cementitious material with cement, and sand, masonry gather materials；With water (additive and admixture can be contained) by one
Certainty ratio cooperation, it is agitated obtained by cement concrete, also referred to as normal concrete, it is widely used in civil engineering.Concrete
Workpiece refers to that concrete has the effect expanded with heat and contract with cold, in different temperatures by the concrete prefabricated product with overall shape
Deformation occurs for meeting under environment, so needing to measure
The pattern very abundant of concrete work, different workpiece have different shape and size, traditional measurement dress
A variety of different workpiece can not be measured by setting, insufficient, and traditional measuring device is all spot measurement, leads to data
It is inaccurate.
Summary of the invention
The purpose of the present invention is to provide a kind of concrete work distortion measurement convergent-divergent instrument, to solve above-mentioned background
The problem of traditional measuring device proposed in technology can not measure a variety of different workpiece.
To achieve the above object, the invention provides the following technical scheme: a kind of contraction of concrete work distortion measurement is swollen
Swollen instrument, including stand, the stand are provided with four, and are connected by upper beam with underbeam between stand, and stand and upper beam
Rectangular frame is constituted with underbeam, the underbeam is located at the bottom of upper beam, and spacing is provided between upper beam and underbeam, the rectangle
The two sides of frame are respectively arranged with one end of the first mandril and the second mandril, and first mandril is arranged in slide, and first
Compressed spring is arranged on mandril, one end of the compressed spring is connected with fixed ring, and Fixing shrink ring is located on the first mandril, and
The diameter of fixed ring is greater than the diameter of compressed spring, and the other end of the compressed spring is connected with the side of slide, among slide
Rectangular through-hole is offered, and slide is sheathed on upper beam, the other side of the slide is connected with support rod, and is arranged on support rod
There is bracket, dial gauge is connected at the top of bracket, one end of dial gauge withstands on one end of the first mandril, and second mandril is worn
Between the upper beam and underbeam of the rectangular frame other side, and locking cylinder is arranged on the second mandril, the diameter of locking cylinder is big
Spacing between upper beam and underbeam.
Preferably, the connection type of the support rod and slide is welding.
Preferably, the side of the bracket is equipped with the first check lock lever, and one end of the first check lock lever withstands on the outer of support rod
On wall, and the outer wall of the prominent bracket of the other end of the first check lock lever.
Preferably, the second check lock lever is equipped at the top of the slide, one end of the second check lock lever withstands on the top of upper beam,
And second check lock lever the prominent slide of the other end top.
Preferably, the bottom of the slide is equipped with T-shaped protrusion, offers cross section at the top of the underbeam and is
The structure of T-shaped strip groove, the strip groove and the protrusion matches, and the protrusion is located in the strip groove.
Preferably, the support rod is provided with two, and support rod is symmetrically arranged with two about the side of slide.
Preferably, pass through screw connection between the upper beam and underbeam and stand.
Compared with prior art, the beneficial effects of the present invention are: the concrete work distortion measurement is adopted with convergent-divergent instrument
With the structure design of the first mandril and the second mandril cooperation upper beam, stand and underbeam, enable the first mandril and the second mandril
It is all around displaced, is adapted to different workpiece, measured so as to the workpiece to more sizes.
Detailed description of the invention
Fig. 1 is a kind of concrete work distortion measurement convergent-divergent instrument top view of the present invention；
Fig. 2 is a kind of concrete work distortion measurement convergent-divergent instrument slide front view of the present invention；
Fig. 3 is a kind of concrete work distortion measurement convergent-divergent instrument locking cylinder front view of the present invention；
Fig. 4 is a kind of concrete work distortion measurement convergent-divergent instrument slide of the present invention, upper beam and underbeam connection structure
Schematic diagram；
Fig. 5 is a kind of concrete work distortion measurement convergent-divergent instrument bracket of the present invention and connecting structure for supporting rod signal
Figure.
In figure: 1, support rod, 2, bracket, the 3, first check lock lever, the 4, first mandril, 5, slide, 6, dial gauge, the 7, second lock
Tight bar, 8, compressed spring, 9, fixed block, the 10, second mandril, 11, locking cylinder, 12, upper beam, 13, stand, 14, underbeam.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of concrete work distortion measurement convergent-divergent
Instrument, including stand 13, stand 13 are provided with four, and are connected between stand 13 by upper beam 12 and underbeam 14, and stand 13
Rectangular frame is constituted with upper beam 12 and underbeam 14, passes through screw connection, this connection side between upper beam 12 and underbeam 14 and stand 13
Formula is easy to disassemble, and underbeam 14 is located at the bottom of upper beam 12, and spacing is provided between upper beam 12 and underbeam 14, underbeam 14 and upper beam
12 can support slide 5, so that two sides limit slide 5 up and down, make slide 5 keep stablizing, the two sides of rectangular frame
It is respectively arranged with one end of the first mandril 4 and the second mandril 10, the first mandril 4 and the second mandril 10 are oppositely arranged, herein structure
As shown in fig. 1, the first mandril 4 is arranged in slide 5, and the first mandril 4 is to be slidably connected, and cover on the first mandril 4 with slide 5
Equipped with compressed spring 8, one end of compressed spring 8 is connected with fixed ring 9, and fixed ring 9 is set on the first mandril 4, fixed ring 9 with
First mandril 4 is welding, and the diameter of fixed ring 9 is greater than the diameter of compressed spring 8, and fixed ring 9 can provide for compressed spring 8
Support Position, the other end of compressed spring 8 are connected with the side of slide 5, and compressed spring 8 can be with 5 position of slide, by the first top
Bar 4 is withstood on always on the outer wall of workpiece, rectangular through-hole is offered among slide 5, and slide 5 is sheathed on upper beam 12, this structure
Slide 5 is stablized to slide along upper beam 12, the bottom of slide 5 is equipped with T-shaped protrusion, and the top of underbeam 14 opens up
Having cross section is T-shaped strip groove, and strip groove and raised structure match, and protrusion is located in strip groove, ties herein
Structure is as shown in Figure 4, and strip groove can increase restriction effect to protrusion, thus make the sliding of slide 5 more stable, slide 5
The other side is connected with support rod 1, and the connection type of support rod 1 and slide 5 is welding, this connection type is more firm, and is supported
Bracket 2 is arranged on bar 1, bracket 2 is to be slidably connected with support rod 1, and support rod 1 is provided with two, and support rod 1 is about slide
5 side is symmetrically arranged with two, this structure allows bracket 2 to be more uniformly stressed, thus more stable, the top connection of bracket 2
Have dial gauge 6, dial gauge 6 is fixed by screw connection, and one end of dial gauge 6 withstands on one end of the first mandril 4, dial gauge 6 with
First mandril 4 is to be fixedly connected, this structure enables dial gauge 6 to measure the displacement of the first mandril 4, the second mandril 10
It is arranged between the upper beam 12 of the rectangular frame other side and underbeam 14, and is arranged with locking cylinder 11, locking cylinder on the second mandril 10
11 with the second mandril 10 be is threadedly coupled, and the diameter of locking cylinder 11 makes greater than the spacing between upper beam 12 and underbeam 14, this structure
Obtaining the second mandril 10 can all around move between upper beam 12 and underbeam 14, and more workpiece size adjusts Support Position, and
The second mandril 10 can be made to be kept fixed by screwing locking cylinder 11 after the completion of adjusting, settable handle outside locking cylinder 11, more just
In operation, the side of bracket 2 is equipped with the first check lock lever 3, and the first check lock lever 3 is to be threadedly coupled with bracket 2, the first check lock lever 3
One end withstand on the outer wall of support rod 1, and the outer wall of the prominent bracket 2 of the other end of the first check lock lever 3, by screwing the first lock
Tight bar 3 can be such that bracket 2 is easily kept fixed, and very convenient, the top of slide 5 is equipped with the second check lock lever 7, the second check lock lever
7 one end withstands on the top of upper beam 12, and the top of the prominent slide 5 of the other end of the second check lock lever 7, by screwing the second locking
Bar 7 can be such that slide 5 is easily kept fixed, very convenient, settable handle outside the first check lock lever 3 and the second check lock lever 7, more
It is manipulated convenient for user, cooperates the structure of upper beam 12, stand 13 and underbeam 14 to set by the first mandril 4 and the second mandril 10
Meter, so that the first mandril 4 and the second mandril 10 are able to carry out and are all around displaced, is adapted to different workpiece, so as to more
The workpiece of more sizes measures.
Working principle: when using concrete work distortion measurement convergent-divergent instrument, first check whether the device is deposited
It is damaged or the case where be not connected firmly in part, check it is errorless after carried out again using upper beam 12, stand 13 and 14 groups of underbeam are rectangular
Workpiece for measurement is placed in the rectangular frame by frame, and the first mandril 4 and the end of the second mandril 10 is allowed to withstand on workpiece respectively
Surrounding, the second mandril 10 is able to maintain fixation under the limitation of locking cylinder 11, and the first mandril 4 is supported by compressed spring 8, and being can
Movable, when workpiece expands deformation, the first mandril 4 is pushed, then one end of the first mandril 4 is to outside the rectangular frame
Movement is enclosed, dial gauge 6 withstands on the end of the first mandril 4, can measure the displacement to the first mandril 4, so as to the expansion deformation
It measures, and when workpiece shrinks deformation, the first mandril 4 is supported by compressed spring 8, can be by elasticity effect, certainly
The displacement of trend workpiece direction, the dial gauge 6 for withstanding on 4 end of the first mandril at this time can be pulled, so as to the contraction deformation into
Row measurement, here it is the working principles of the concrete work distortion measurement convergent-divergent instrument.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (7)
1. a kind of concrete work distortion measurement convergent-divergent instrument, it is characterised in that: including stand (13), the stand (13)
Be provided with four, and connected between stand (13) by upper beam (12) and underbeam (14), and stand (13) and upper beam (12) and
Underbeam (14) constitutes rectangular frame, and the underbeam (14) is located at the bottom of upper beam (12), and between upper beam (12) and underbeam (14)
It is provided with spacing, the two sides of the rectangular frame are respectively arranged with one end of the first mandril (4) and the second mandril (10), and described
One mandril (4) is arranged in slide (5), and compressed spring (8) are arranged on the first mandril (4), and the one of the compressed spring (8)
End is connected with fixed ring (9), and fixed ring (9) is set on the first mandril (4), and the diameter of fixed ring (9) is greater than compressed spring
(8) diameter, the other end of the compressed spring (8) are connected with the side of slide (5), it is logical that rectangle are offered among slide (5)
Hole, and slide (5) is sheathed on upper beam (12), the other side of the slide (5) is connected with support rod (1), and on support rod (1)
It is arranged with bracket (2), is connected at the top of bracket (2) dial gauge (6), one end of dial gauge (6) withstands on the one of the first mandril (4)
End, second mandril (10) are arranged between the upper beam (12) of the rectangular frame other side and underbeam (14), and the second top
It is arranged on bar (10) locking cylinder (11), the diameter of locking cylinder (11) is greater than the spacing between upper beam (12) and underbeam (14).
2. a kind of concrete work distortion measurement convergent-divergent instrument according to claim 1, it is characterised in that: the branch
The connection type of strut (1) and slide (5) is welding.
3. a kind of concrete work distortion measurement convergent-divergent instrument according to claim 1, it is characterised in that: the branch
The side of frame (2) is equipped with the first check lock lever (3), and one end of the first check lock lever (3) is withstood on the outer wall of support rod (1), and the
The outer wall of the other end of one check lock lever (3) prominent bracket (2).
4. a kind of concrete work distortion measurement convergent-divergent instrument according to claim 1, it is characterised in that: the cunning
It is equipped with the second check lock lever (7) at the top of seat (5), one end of the second check lock lever (7) withstands on the top of upper beam (12), and the second lock
The top of the other end prominent slide (5) of tight bar (7).
5. a kind of concrete work distortion measurement convergent-divergent instrument according to claim 1, it is characterised in that: the cunning
The bottom of seat (5) is equipped with T-shaped protrusion, and it is T-shaped strip groove that cross section is offered at the top of the underbeam (14),
The structure of the strip groove and the protrusion matches, and the protrusion is located in the strip groove.
6. a kind of concrete work distortion measurement convergent-divergent instrument according to claim 1, it is characterised in that: the branch
Strut (1) is provided with two, and support rod (1) is symmetrically arranged with two about the side of slide (5).
7. a kind of concrete work distortion measurement convergent-divergent instrument according to claim 1, it is characterised in that: on described
Pass through screw connection between beam (12) and underbeam (14) and stand (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494784.0A CN110375628A (en) | 2019-06-10 | 2019-06-10 | A kind of concrete work distortion measurement convergent-divergent instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910494784.0A CN110375628A (en) | 2019-06-10 | 2019-06-10 | A kind of concrete work distortion measurement convergent-divergent instrument |
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| Publication Number | Publication Date |
|---|---|
| CN110375628A true CN110375628A (en) | 2019-10-25 |
Family
ID=68249878
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910494784.0A Withdrawn CN110375628A (en) | 2019-06-10 | 2019-06-10 | A kind of concrete work distortion measurement convergent-divergent instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN110375628A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114646753A (en) * | 2021-12-24 | 2022-06-21 | 中铁二十四局集团有限公司 | Concrete expansion and shrinkage deformation testing system in curing period |
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| CN201417271Y (en) * | 2009-05-31 | 2010-03-03 | 中建商品混凝土有限公司 | Concrete expansion and contraction measuring device |
| CN202599322U (en) * | 2012-05-02 | 2012-12-12 | 厦门市建筑科学研究院集团股份有限公司 | Concrete creep deformation measuring device |
| CN102628774A (en) * | 2012-05-08 | 2012-08-08 | 中国建筑材料科学研究总院 | Tension stress loading and deformation measuring device and method for measuring deformation amount of concrete test piece under tension stress |
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| CN104062315A (en) * | 2014-05-23 | 2014-09-24 | 山东交通学院 | Civil engineering material deformation experimental instrument suitable for multipoint measurement |
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