CN215116281U - Concrete shrinkage test device - Google Patents
Concrete shrinkage test device Download PDFInfo
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- CN215116281U CN215116281U CN202121408083.XU CN202121408083U CN215116281U CN 215116281 U CN215116281 U CN 215116281U CN 202121408083 U CN202121408083 U CN 202121408083U CN 215116281 U CN215116281 U CN 215116281U
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- shrinkage test
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Abstract
The utility model belongs to the technical field of the technique of concrete test and specifically relates to a concrete shrinkage test device is related to, and it includes the base, slides on the base and is connected with two risers of arranging in proper order along the horizontal direction, and the direction of sliding of two risers is the same with the direction of arranging of two risers, slides along vertical direction on one of them riser and is connected with the digital display amesdial. The vertical plates can slide on the base along the horizontal direction, so that the distance between the two vertical plates is changed, and the vertical plates are suitable for detecting concrete blocks with different lengths; the digital display amesdial can slide along vertical direction on the riser for the digital display amesdial can supply to be in the ejector pin conflict of co-altitude not, so that be applicable to and detect the concrete piece of co-altitude not. This application can be applicable to the concrete piece that detects different specifications.
Description
Technical Field
The application relates to the technical field of concrete tests, in particular to a concrete shrinkage test device.
Background
The concrete is a building material prepared by mixing cement, sand, stones and water according to a certain proportion. After the concrete is solidified, the concrete can expand and contract when meeting the change of the natural environment, and the expansion and contraction of the concrete can cause the cracking of a wall body, so that the expansion and contraction test of the concrete is very important.
As shown in fig. 1, the existing testing device includes a base 1, two vertical plates 2 are arranged on the base 1, and a digital dial indicator 3 is arranged on one vertical plate 2; the discs 51 are embedded in the two ends of the concrete block 5, the discs 51 are integrally formed with ejector rods 52 which are horizontally arranged, and one ends of the ejector rods 52, which are far away from the discs 51, are located on the outer sides of the concrete block 5. In the test process of the concrete block 5, the concrete block 5 is placed on the base 1, and the two ejector rods 52 respectively abut against one of the vertical plates 2 and the digital display dial indicator 3; when the concrete block 5 shrinks, the shrinkage of the concrete can be known through the digital display dial indicator 3.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the test device can only be used for detecting concrete blocks with the same specification, and has low applicability, so the test device needs to be improved.
Disclosure of Invention
In order to be applicable to the concrete piece that detects different specifications, this application provides concrete shrinkage test device.
The application provides a concrete shrinkage test device adopts following technical scheme: concrete shrinkage test device, including the base, it is connected with two risers of arranging in proper order along the horizontal direction to slide on the base, and the direction of sliding of two risers is the same with the direction of arranging of two risers, slides along vertical direction on one of them riser and is connected with the digital display amesdial.
By adopting the technical scheme, the vertical plates can slide on the base along the horizontal direction, so that the distance between the two vertical plates is changed, and the vertical plates are suitable for detecting concrete blocks with different lengths; the digital display amesdial can slide along vertical direction on the riser for the digital display amesdial can supply to be in the ejector pin conflict of co-altitude not, so that be applicable to and detect the concrete piece of co-altitude not.
Optionally, a chute for the ejector rod to slide and be embedded along the vertical direction is arranged on the vertical plate far away from the digital display dial indicator, and the chute penetrates through the upper surface of the vertical plate.
Through adopting above-mentioned technical scheme, the ejector pin can slide along vertical direction in the spout for the concrete piece is difficult for rocking, has improved the accuracy that the concrete piece detected.
Optionally, a through groove is formed in the side wall of the vertical plate provided with the digital display dial indicator; the digital display amesdial includes along vertical direction slip inlay establish at the fixed pipe that runs through the inslot, slip inlay establish at the intraductal measuring stick of fixed pipe and locate the amesdial body on the measuring stick, and screw-thread fit has two nuts on the fixed pipe, and two nuts divide to locate and set up the riser both sides that run through the groove.
By adopting the technical scheme, the fixing pipe can be lifted in the through groove, so that the digital display dial indicator can be abutted by the ejector rods at different heights; two nuts can press from both sides tightly in the riser jointly for the digital display amesdial is fixed on the riser, has improved the stability of digital display amesdial in the use.
Optionally, the base is provided with two fixed plates, one fixed plate is rotatably connected with a limiting rod which is turned over on a vertical surface, the limiting rod slides to penetrate through the two vertical plates, and the other fixed plate is provided with an embedding groove for the limiting rod to rotate and embed.
By adopting the technical scheme, when the limiting rod is embedded into the embedding groove, the limiting rod is horizontally arranged, the vertical plates can slide along the axial direction of the limiting rod, so that the distance between the two vertical plates is changed, and the vertical plate is suitable for detecting concrete blocks with different lengths; after the limiting rod is rotated out from the embedding groove, the vertical plate can be taken down from the limiting rod, and the vertical plate is convenient to replace or clean.
Optionally, the fixing plate provided with the embedding groove is provided with a first bolt used for tightly abutting against the end part of the limiting rod in a threaded fit manner.
Through adopting above-mentioned technical scheme, first bolt can support tightly in the gag lever post tip for the gag lever post is fixed by the spacing and is inlayed and establish the inslot, has guaranteed the stability of riser.
Optionally, a second bolt for abutting against the side wall of the limiting rod is in threaded fit with the vertical plate.
Through adopting above-mentioned technical scheme, the second bolt can support tightly in the gag lever post lateral wall for the riser is spacing fixed on the gag lever post, has guaranteed the stability of riser.
Optionally, the concrete block support device further comprises at least one group of support mechanisms, each support mechanism comprises a mounting plate penetrated by the limiting rod in a sliding mode, and the mounting plate is rotatably connected with a rotating roller used for supporting the concrete block.
By adopting the technical scheme, the support roller can support the concrete block, so that the sliding friction between the concrete block and the base is changed into the rolling friction between the concrete block and the rotating roller, the shrinkage of the concrete block is facilitated, and the detection accuracy of the concrete block is improved.
Optionally, a third bolt for abutting against the side wall of the limiting rod is in threaded fit with the mounting plate.
Through adopting above-mentioned technical scheme, the third bolt can support tightly in the gag lever post lateral wall for the mounting panel is spacing fixed on the gag lever post, has guaranteed the stability of live-rollers.
To sum up, the application comprises the following beneficial technical effects:
1. the vertical plate can slide on the base along the horizontal direction so as to be suitable for detecting concrete blocks with different lengths; the digital display dial indicator can slide on the vertical plate along the vertical direction so as to be suitable for detecting concrete blocks with different heights;
2. due to the arrangement of the sliding grooves, the concrete blocks are not easy to shake, and the detection accuracy of the concrete blocks is improved;
3. due to the arrangement of the nuts, the two nuts can be clamped on the vertical plate together, so that the digital display dial indicator is fixed on the vertical plate, and the stability of the digital display dial indicator in the using process is improved;
4. the setting of gag lever post, after the gag lever post is establish the inslot from inlaying and is rotated out, the riser can be followed the gag lever post and taken off, has made things convenient for the change or the clearance of riser.
Drawings
FIG. 1 is a schematic sectional view of a test apparatus and a concrete block in the background art;
FIG. 2 is a schematic diagram of the overall structure in the embodiment of the present application;
fig. 3 is a schematic sectional structure view of the whole in the embodiment of the present application.
Reference numerals: 1. a base; 11. a fixing plate; 111. embedding a groove; 12. a limiting rod; 13. a first bolt; 2. a vertical plate; 21. a chute; 22. a second bolt; 23. a through groove; 3. a dial indicator is displayed in a digital mode; 31. a fixed tube; 32. a measuring rod; 33. a dial gauge body; 34. a nut; 4. a support mechanism; 41. mounting a plate; 42. a rotating roller; 43. a third bolt; 5. a concrete block; 51. a disc; 52. and a push rod.
Detailed Description
The present application is described in further detail below with reference to figures 2-3.
The embodiment of the application discloses concrete shrinkage test device. As shown in fig. 2 and 3, the concrete shrinkage test device comprises a base 1, wherein two vertical plates 2 are arranged on the base 1 in sequence along the horizontal direction, a chute 21 extending along the vertical direction is formed in one vertical plate 2, the chute 21 penetrates through the upper surface of the vertical plate 2, and a digital dial indicator 3 is arranged on the other vertical plate 2. One ejector rod 52 on the concrete block 5 can be embedded into the sliding groove 21 from top to bottom, and the other ejector rod 52 abuts against the digital display dial indicator 3, so that the shrinkage of the concrete block 5 is detected.
Be fixed with two fixed plates 11 on the base 1, two risers 2 are located between two fixed plates 11, and wherein rotate on one fixed plate 11 and be connected with two gag lever posts 12 of upset on vertical face, two gag lever posts 12 all slide and wear to locate two risers 2, are equipped with on another fixed plate 11 to supply gag lever post 12 to rotate to inlay that establishes to inlay establishes and establish groove 111. When the gag lever post 12 is embedded and is established in groove 111, the axial of gag lever post 12 is the same with two riser 2's the direction of arranging, and riser 2 can be followed gag lever post 12's axial slip for interval between two riser 2 changes, so that be applicable to the concrete block 5 that detects different length.
The first bolt 13 axially extending along the limiting rod 12 is in threaded fit with the fixing plate 11 provided with the embedding groove 111, and the first bolt 13 can abut against the end part of the limiting rod 12 embedded in the embedding groove 111, so that the limiting rod 12 is limited and fixed, and the stability of the vertical plate 2 is ensured. The second bolt 22 extending along the horizontal direction is in threaded fit with the vertical plate 2, the axial direction of the second bolt 22 is perpendicular to the axial direction of the limiting rod 12, and the second bolt 22 can abut against the side wall of the limiting rod 12, so that the vertical plate 2 is limited and fixed on the limiting rod 12, and the stability of the vertical plate 2 is ensured.
The side wall of the vertical plate 2 provided with the digital display dial indicator 3 is provided with a through groove 23, and the through groove 23 penetrates through the upper surface of the vertical plate 2; the digital display dial indicator 3 comprises a fixed pipe 31 which is slidably embedded in the through groove 23 along the vertical direction, a measuring rod 32 which is slidably embedded in the fixed pipe 31 and a dial indicator body 33 which is fixed at one end of the measuring rod 32, wherein the fixed pipe 31 is provided with two nuts 34 in a threaded fit mode, and the two nuts 34 are respectively arranged on two sides of the vertical plate 2 which is provided with the through groove 23. The fixing pipe 31 can be lifted in the through groove 23, so that the digital display dial indicator 3 can be abutted by the ejector rods 52 at different heights, and is suitable for detecting the concrete blocks 5 at different heights; the two nuts 34 can be clamped on the vertical plate 2 together, so that the digital display dial indicator 3 is fixed on the vertical plate 2, and the stability of the digital display dial indicator 3 in the using process is improved.
Be equipped with at least a set of supporting mechanism 4 between two riser 2, in this embodiment, the quantity of supporting mechanism 4 is two sets of, and supporting mechanism 4 includes the mounting panel 41 that is worn to establish by gag lever post 12 slip, and mounting panel 41 is "U" shape setting, rotates on the mounting panel 41 to be connected with the live-rollers 42 that is the level setting, and the axial of live-rollers 42 is perpendicular to the axial of gag lever post 12. The concrete block 5 can be placed on the rotating roller 42, when the concrete block 5 shrinks, the concrete block 5 drives the rotating roller 42 to rotate, so that the sliding friction between the concrete block 5 and the base 1 is changed into the rolling friction between the concrete block 5 and the rotating roller 42, the shrinkage of the concrete block 5 is facilitated, and the detection accuracy of the concrete block 5 is improved.
The mounting plate 41 is provided with a third bolt 43 in a threaded fit manner, the axial direction of the third bolt 43 is the same as the axial direction of the rotating roller 42, and the third bolt 43 can be abutted against the side wall of the limiting rod 12, so that the mounting plate 41 is limited and fixed on the limiting rod 12, and the stability of the rotating roller 42 is ensured.
The implementation principle of the concrete shrinkage test device in the embodiment of the application is as follows: one ejector rod 52 on the concrete block 5 can be embedded into the sliding groove 21 from top to bottom, and the other ejector rod 52 abuts against the detection rod in the digital display dial indicator 3, so that the shrinkage of the concrete block 5 is detected. When the concrete block 5 shrinks, the concrete block 5 drives the rotating roller 42 to rotate, so that the shrinkage of the concrete block 5 is facilitated, and the detection accuracy of the concrete block 5 is improved.
The vertical plates 2 can slide along the axial direction of the limiting rod 12, so that the distance between the two vertical plates 2 is changed, and the vertical plates are suitable for detecting concrete blocks 5 with different lengths; fixed pipe 31 can go up and down in trough 23 for digital display amesdial 3 can supply to be located the not ejector pin 52 conflict of co-altitude, so that be applicable to and detect not co-altitude concrete piece 5.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. Concrete shrinkage test device, its characterized in that: including base (1), base (1) is slided upward and is connected with two riser (2) of arranging in proper order along the horizontal direction, and the direction of sliding of two riser (2) is the same with the direction of arranging of two riser (2), and wherein slide along vertical direction on riser (2) and be connected with digital display amesdial (3).
2. The concrete shrinkage test apparatus of claim 1, wherein: the vertical plate (2) far away from the digital dial indicator (3) is provided with a sliding groove (21) for the ejector rod (52) to be embedded in a sliding mode along the vertical direction, and the sliding groove (21) penetrates through the upper surface of the vertical plate (2).
3. The concrete shrinkage test apparatus of claim 1, wherein: a through groove (23) is arranged on the side wall of the vertical plate (2) provided with the digital display dial indicator (3); digital display amesdial (3) are including following vertical direction slip inlay establish fixed pipe (31) in passing through groove (23), slip inlay establish measuring stick (32) in fixed pipe (31) and locate amesdial body (33) on measuring stick (32), and screw-thread fit has two nuts (34) on fixed pipe (31), and two nuts (34) are divided and are located riser (2) both sides of having seted up and passing through groove (23).
4. The concrete shrinkage test apparatus of claim 1, wherein: be equipped with two fixed plates (11) on base (1), rotate on one of them fixed plate (11) and be connected with gag lever post (12) of upset on the vertical face, gag lever post (12) slide and wear to locate two riser (2), are equipped with on another fixed plate (11) and supply gag lever post (12) to rotate to inlay that establish and inlay and establish groove (111).
5. The concrete shrinkage test apparatus of claim 4, wherein: the fixing plate (11) provided with the embedding groove (111) is in threaded fit with a first bolt (13) used for tightly abutting against the end part of the limiting rod (12).
6. The concrete shrinkage test apparatus of claim 4, wherein: and a second bolt (22) for tightly abutting against the side wall of the limiting rod (12) is in threaded fit with the vertical plate (2).
7. The concrete shrinkage test apparatus of claim 4, wherein: the concrete block support device is characterized by further comprising at least one group of support mechanisms (4), each support mechanism (4) comprises a mounting plate (41) which is penetrated by the limiting rod (12) in a sliding mode, and a rotating roller (42) which is used for supporting a concrete block (5) is connected to the mounting plate (41) in a rotating mode.
8. The concrete shrinkage test apparatus of claim 7, wherein: and a third bolt (43) used for tightly abutting against the side wall of the limiting rod (12) is in threaded fit on the mounting plate (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121408083.XU CN215116281U (en) | 2021-06-23 | 2021-06-23 | Concrete shrinkage test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121408083.XU CN215116281U (en) | 2021-06-23 | 2021-06-23 | Concrete shrinkage test device |
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| Publication Number | Publication Date |
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| CN215116281U true CN215116281U (en) | 2021-12-10 |
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| CN202121408083.XU Active CN215116281U (en) | 2021-06-23 | 2021-06-23 | Concrete shrinkage test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674653A (en) * | 2022-03-29 | 2022-06-28 | 盐城市泽楷建设有限公司 | Concrete shrinkage test variable-temperature cabin for improving test comprehensiveness for building construction |
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2021
- 2021-06-23 CN CN202121408083.XU patent/CN215116281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674653A (en) * | 2022-03-29 | 2022-06-28 | 盐城市泽楷建设有限公司 | Concrete shrinkage test variable-temperature cabin for improving test comprehensiveness for building construction |
| CN114674653B (en) * | 2022-03-29 | 2023-03-24 | 盐城市泽楷建设有限公司 | Concrete shrinkage test variable-temperature cabin for improving test comprehensiveness for building construction |
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