CN220994180U - Concrete shrinkage performance test equipment - Google Patents
Concrete shrinkage performance test equipment Download PDFInfo
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- CN220994180U CN220994180U CN202322393965.9U CN202322393965U CN220994180U CN 220994180 U CN220994180 U CN 220994180U CN 202322393965 U CN202322393965 U CN 202322393965U CN 220994180 U CN220994180 U CN 220994180U
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- concrete shrinkage
- concrete
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- 239000004567 concrete Substances 0.000 title claims abstract description 50
- 238000011056 performance test Methods 0.000 title claims abstract description 21
- 238000013519 translation Methods 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 claims description 16
- 238000012360 testing method Methods 0.000 abstract description 25
- 239000004568 cement Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model belongs to the technical field of concrete shrinkage tests, in particular to a concrete shrinkage performance test device, which comprises a bottom plate, wherein a positioning structure is fixedly arranged at the top of the bottom plate, the positioning structure comprises a support frame, a support plate is fixedly arranged at one side of the support frame, a sleeve plate body is fixedly arranged at the top of the support plate, and a pneumatic cylinder is fixedly arranged in an inner cavity of the sleeve plate body. Through location structure, thereby then start pneumatic cylinder can make the inwards translation of pneumatic rod and connecting block to drive translation board inwards translation, then extrude special-shaped connection loop bar, thereby can make the spliced pole extrude the one end of rotatory loop bar, thereby make rotatory loop bar rotatory round the second fixed column, its other end can pull another special-shaped connection loop bar and another translation board, thereby let two translation boards inwards extrudees, thereby make a plurality of L shape locating levers press from both sides tight location according to the shape of concrete, and can be applicable to the concrete body test of shape inequality.
Description
Technical Field
The utility model belongs to the technical field of concrete shrinkage tests, and particularly relates to a concrete shrinkage performance test device.
Background
Concrete shrinkage test, abbreviated as "concrete": refers to the collective term for engineering composite materials in which aggregate is consolidated into a whole by a cementitious material. The term of concrete shrinkage test generally refers to cement as a cementing material and sand and stone as aggregate; mixing with water (which may contain additives and admixtures) according to a certain proportion, and stirring to obtain the cement concrete shrinkage test, also called ordinary concrete shrinkage test, which is widely used in civil engineering.
Patent document CN202221717767.2 discloses a concrete shrinkage test device, which comprises a rectangular base, a leveling device, a supporting bracket, a positioning rod, a reinforcing plate, a dial gauge fixing rod and a dial gauge fixing screw, wherein the rectangular base is used for supporting the concrete shrinkage test device, the leveling device is positioned at four bottom corners of the rectangular base, the leveling device can be used for rotationally adjusting the height, leveling the base and ensuring the levelness of the concrete shrinkage test device; the support bracket is fixed on the rectangular base and used for supporting the test piece; the utility model can respectively adjust the heights of the leveling devices, so that the base is in a horizontal state, the precision of the test device is improved, the requirements of the test environment are reduced, and the influence of external force on the test piece is reduced while the stability of placing the test piece is ensured by adopting the support bracket.
The device adopts a stable technical means, however, when the device is used, the shapes of concrete test articles are different, so the device can not position the concrete test articles with different shapes when the device is used for positioning the concrete test articles, and therefore, the device needs to be improved.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model provides concrete shrinkage performance test equipment, which has the characteristic of clamping and positioning concrete test products in different shapes.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a concrete shrinkage performance test equipment, includes the bottom plate, the top fixed mounting of bottom plate has location structure, location structure includes the support frame, one side fixed mounting of support frame has the backup pad, the top fixed mounting of backup pad has the sleeve plate body, the inner chamber fixed mounting of sleeve plate body has the pneumatic cylinder, the inner chamber activity of pneumatic cylinder has cup jointed the pneumatic rod, the one end fixed mounting of pneumatic rod has the connecting block, one side fixed mounting of connecting block has the translation board, the equal fixed mounting in bottom both sides of translation board has the smooth shell.
As the preferable technical scheme of the concrete shrinkage performance test equipment, the inner cavity of the sliding shell is movably clamped with the guide rail, and the top of the translation plate is fixedly provided with the first fixing column.
As the preferable technical scheme of the concrete shrinkage performance test equipment, the special-shaped connecting sleeve rod is movably sleeved on the outer surface of the first fixed column, and the connecting column is movably sleeved on one side of the outer surface of the special-shaped connecting sleeve rod.
As the preferable technical scheme of the concrete shrinkage performance test equipment, the bottom of the outer surface of the connecting column is movably sleeved with the rotary sleeve rod, and the middle of the outer surface of the rotary sleeve rod is movably sleeved with the second fixed column.
As the preferable technical scheme of the concrete shrinkage performance test equipment, the two sides of the bottom of the translation plate are movably sleeved with the upright posts, and the bottoms of the outer surfaces of the upright posts are movably sleeved with the L-shaped positioning rods.
As the preferable technical scheme of the concrete shrinkage performance test equipment, both sides of the outer surface of the L-shaped positioning rod are fixedly sleeved with the fixed shafts, and the middle part of the outer surface of each fixed shaft is movably sleeved with the idler wheel.
As the preferable technical scheme of the concrete shrinkage performance test equipment, both sides of the top surface of the support frame are provided with the fixing grooves, the inner cavities of the fixing grooves are movably clamped with the pulling sleeve plates, the inner cavities of the pulling sleeve plates are fixedly sleeved with the micrometer, and the pulling sleeve plates and the translation plates are fixedly installed.
Compared with the prior art, the utility model has the beneficial effects that:
When the special-shaped connecting sleeve rod is used, through the positioning structure, concrete is placed on the top of the bottom plate during a shrinkage performance test of the concrete, then the pneumatic cylinder is started so that the pneumatic rod and the connecting block can translate inwards, the translating plate is driven to translate inwards, then the special-shaped connecting sleeve rod is extruded, so that one end of the connecting column is extruded, the rotating sleeve rod rotates around the second fixed column, the other end of the connecting column pulls the other special-shaped connecting sleeve rod and the other translating plate, the two translating plates are extruded inwards, and therefore the L-shaped positioning rods clamp and position according to the shape of the concrete, and the special-shaped connecting sleeve rod is applicable to concrete test products with different shapes.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of the appearance structure of the present utility model;
FIG. 2 is a schematic view of a positioning structure according to the present utility model;
FIG. 3 is a schematic view of a positioning structure according to the present utility model;
Fig. 4 is a schematic view of the micrometer structure of the present utility model.
In the figure: 1. a bottom plate; 2. a positioning structure; 3. a micrometer; 21. a support frame; 22. a support plate; 23. a sleeve plate body; 24. a pneumatic cylinder; 25. a pneumatic rod; 26. a connecting block; 29. the special-shaped connecting sleeve rod; 210. a first fixing column; 211. a connecting column; 212. rotating the loop bar; 213. a second fixing column; 214. a translation plate; 215. a slide shell; 216. a guide rail; 217. an L-shaped positioning rod; 218. a fixed shaft; 219. a roller; 220. a column; 221. a fixing groove; 222. pulling the sleeve plate.
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.
Example 1
Referring to fig. 1-4, the present utility model provides the following technical solutions: the concrete shrinkage performance test equipment comprises a bottom plate 1, wherein a positioning structure 2 is fixedly arranged at the top of the bottom plate 1, the positioning structure 2 comprises a supporting frame 21, a supporting plate 22 is fixedly arranged on one side of the supporting frame 21, a sleeve plate body 23 is fixedly arranged at the top of the supporting plate 22, a pneumatic cylinder 24 is fixedly arranged in an inner cavity of the sleeve plate body 23, a pneumatic rod 25 is movably sleeved in the inner cavity of the pneumatic cylinder 24, a connecting block 26 is fixedly arranged at one end of the pneumatic rod 25, a translation plate 214 is fixedly arranged on one side of the connecting block 26, and sliding shells 215 are fixedly arranged on two sides of the bottom of the translation plate 214.
Example 2
Referring to fig. 2-3, the present utility model provides the following technical solutions: the inner cavity movable joint of smooth shell 215 has guide rail 216, and translation board 214's top fixed mounting has first fixed column 210, and special-shaped connection loop bar 29 has been cup jointed in the surface activity of first fixed column 210, and the surface one side activity of special-shaped connection loop bar 29 has cup jointed spliced pole 211, and rotary loop bar 212 has been cup jointed in the surface bottom activity of spliced pole 211, and the surface middle part activity of rotary loop bar 212 has cup jointed second fixed column 213.
When the translation plate 214 is arranged in translation, the first fixing column 210 is driven to translate, so that one end of the special-shaped connecting sleeve rod 29 is extruded, the other end of the special-shaped connecting sleeve rod is extruded to the rotary sleeve rod 212, then the rotary sleeve rod 212 rotates around the second fixing column 213, the other end of the rotary sleeve rod 212 pulls the other special-shaped connecting sleeve rod 29 and the translation plate 214 to extrude inwards, and the effect of positioning a concrete test product is achieved.
Example 3
Referring to fig. 2-4, the present utility model provides the following technical solutions: the stand column 220 has all been cup jointed in the activity of translation board 214's bottom both sides, L shape locating lever 217 has all been cup jointed to the activity of stand 220's surface bottom, L shape locating lever 217's surface both sides have all been fixed axle 218 that has cup jointed, the gyro wheel 219 has been cup jointed in the surface middle part activity of fixed axle 218, fixed slot 221 has all been seted up to support frame 21's top surface both sides, the inner chamber activity joint of fixed slot 221 has pulling sleeve plate 222, micrometer 3 has been cup jointed to pulling sleeve plate 222's inner chamber is fixed, pulling sleeve plate 222 and translation board 214 are fixed mounting.
Through the L-shaped locating rod 217 that sets up, when carrying out the centre gripping to the concrete test article of different shapes, and when L-shaped locating rod 217 can reply the concrete test article of different shapes, can reach and fix a position different shape concretes through rotating around stand 220.
The working principle and the using flow of the utility model are as follows: in the use process of the utility model, firstly, when the shrinkage performance of concrete is tested, the concrete is placed on the top of the bottom plate 1, then the pneumatic cylinder 24 is started so that the pneumatic rod 25 and the connecting block 26 can translate inwards to drive the translating plate 214 to translate inwards, then the special-shaped connecting sleeve rod 29 is extruded, so that the connecting column 211 can extrude one end of the rotating sleeve rod 212, the rotating sleeve rod 212 rotates around the second fixing column 213, the other end of the connecting column can pull the other special-shaped connecting sleeve rod 29 and the other translating plate 214, so that the two translating plates 214 extrude inwards, and a plurality of L-shaped positioning rods 217 clamp and position according to the shape of the concrete, and the connecting sleeve rod is applicable to concrete test products with different shapes;
finally, through the movement of the device, the effect of clamping and positioning the concrete can be achieved, the device can be suitable for concrete test products in different shapes, and the practicability is improved.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. Concrete shrinkage performance test equipment, including bottom plate (1), its characterized in that: the utility model discloses a sliding plate structure, including bottom plate (1), top fixed mounting has location structure (2), location structure (2) include support frame (21), one side fixed mounting of support frame (21) has backup pad (22), the top fixed mounting of backup pad (22) has sleeve plate body (23), the inner chamber fixed mounting of sleeve plate body (23) has pneumatic cylinder (24), pneumatic rod (25) have been cup jointed in the inner chamber activity of pneumatic cylinder (24), the one end fixed mounting of pneumatic rod (25) has connecting block (26), one side fixed mounting of connecting block (26) has translation board (214), the equal fixed mounting in bottom both sides of translation board (214) has smooth shell (215).
2. The concrete shrinkage performance test apparatus according to claim 1, wherein: the inner cavity of the sliding shell (215) is movably clamped with a guide rail (216), and a first fixing column (210) is fixedly arranged at the top of the translation plate (214).
3. The concrete shrinkage performance test apparatus according to claim 2, wherein: the outer surface of the first fixed column (210) is movably sleeved with a special-shaped connecting sleeve rod (29), and one side of the outer surface of the special-shaped connecting sleeve rod (29) is movably sleeved with a connecting column (211).
4. A concrete shrinkage performance test apparatus according to claim 3, wherein: the outer surface bottom of spliced pole (211) activity has cup jointed rotatory loop bar (212), the surface middle part activity of rotatory loop bar (212) has cup jointed second fixed column (213).
5. The concrete shrinkage performance test apparatus according to claim 1, wherein: the two sides of the bottom of the translation plate (214) are movably sleeved with the upright posts (220), and the bottoms of the outer surfaces of the upright posts (220) are movably sleeved with L-shaped positioning rods (217).
6. The concrete shrinkage performance test apparatus according to claim 5, wherein: fixed axle (218) have all been fixedly cup jointed to the surface both sides of L shape locating lever (217), gyro wheel (219) have been cup jointed in the surface middle part activity of fixed axle (218).
7. The concrete shrinkage performance test apparatus according to claim 1, wherein: the utility model discloses a micrometer, including support frame (21), fixed slot (221) have all been seted up on the top surface both sides of support frame (21), the inner chamber activity joint of fixed slot (221) has pulling sleeve board (222), the inner chamber of pulling sleeve board (222) is fixed to be cup jointed micrometer (3), pulling sleeve board (222) and translation (214) are fixed mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393965.9U CN220994180U (en) | 2023-09-05 | 2023-09-05 | Concrete shrinkage performance test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393965.9U CN220994180U (en) | 2023-09-05 | 2023-09-05 | Concrete shrinkage performance test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220994180U true CN220994180U (en) | 2024-05-24 |
Family
ID=91115217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322393965.9U Active CN220994180U (en) | 2023-09-05 | 2023-09-05 | Concrete shrinkage performance test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220994180U (en) |
-
2023
- 2023-09-05 CN CN202322393965.9U patent/CN220994180U/en active Active
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