CN219799292U - Device for concrete shrinkage test - Google Patents
Device for concrete shrinkage test Download PDFInfo
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- CN219799292U CN219799292U CN202321033696.9U CN202321033696U CN219799292U CN 219799292 U CN219799292 U CN 219799292U CN 202321033696 U CN202321033696 U CN 202321033696U CN 219799292 U CN219799292 U CN 219799292U
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- lifting
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- sliding
- testing
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- 238000012360 testing method Methods 0.000 title claims abstract description 63
- 238000013519 translation Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 7
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000002969 artificial stone Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a device for concrete shrinkage test, which comprises a test mechanism and a translation motor arranged on one side of the test mechanism, wherein the bottom of the test mechanism is provided with a lifting heating mechanism, one side of the top of the lifting heating mechanism is provided with a lifting motor, the test mechanism comprises a test base, the front surface of the test base is fixedly provided with a graduated scale, the translation motor is fixedly arranged on one side of the top of the test base, the output end of the translation motor is fixedly connected with a translation threaded rod, the middle thread of the translation threaded rod is connected with a translation thread sleeve, the bottom of the translation thread sleeve is fixedly connected with a translation sliding sleeve, the shrinkage degree of a concrete block can be tested by arranging the test mechanism, and meanwhile, when the concrete block is cured, the dial gauge can be protected by a protective cover, and water is prevented from being scattered on the dial gauge, so that the dial gauge is damaged or the measurement is inaccurate.
Description
Technical Field
The utility model relates to the technical field of shrinkage testing devices, in particular to a device for concrete shrinkage testing.
Background
The concrete is an artificial stone which is prepared by taking cement as a main cementing material, mixing with water, sand and cobble, doping chemical additives and mineral admixtures when necessary, mixing according to a proper proportion, uniformly stirring, compacting, forming, curing and hardening, and is mainly divided into two stages and states: the plastic state before setting and hardening, namely fresh concrete or concrete mixture; the hardened state after hardening, i.e. hardened concrete or concrete.
Publication number CN217931486U discloses a recycled concrete contractility testing arrangement, through the setting of first amesdial, second amesdial and third amesdial, first amesdial is provided with two, set up respectively in the both sides of recycled concrete piece, the second amesdial also is provided with two, set up on the preceding terminal surface and the rear end face of recycled concrete piece, and the third amesdial sets up in the top of recycled concrete piece, thereby can carry out accurate measurement to the last length of recycled concrete piece, width and height, realize the measuring work to recycled concrete piece multidimension, improve the accuracy to recycled concrete piece contractility test, through the setting of reposition of redundant personnel send the tuber pipe to be divided, the hot-blast that the forced draught blower carried evenly distributes each tuber pipe, then heat recycled concrete piece bottom through the tuber pipe, make recycled concrete piece can be heated more evenly, improve heating efficiency, but this patent still has following problem in the actual use:
the maintenance of concrete needs to be carried out after concrete pouring is finished, hydration is carried out on the concrete through later watering, the strength can be slowly increased, the strength of the concrete can be increased at a normal speed according to the current temperature and humidity conditions, however, in the maintenance process of the concrete, the dial indicator is not protected, so that the dial indicator is adhered with water, and the measurement accuracy of the dial indicator is affected.
An apparatus for concrete shrinkage test is proposed so as to solve the problems set forth in the foregoing.
Disclosure of Invention
The utility model aims to provide a device for concrete shrinkage test, which aims to solve the problems that in the background technology, concrete needs to be cured after concrete pouring is completed, the strength of the concrete can be slowly increased by hydration through later watering, and the strength of the concrete can be increased at a normal speed according to the current temperature and humidity conditions, but in the curing process of the concrete, the dial indicator is not protected, so that water is stuck on the dial indicator, and the measurement accuracy of the dial indicator is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the device for testing the shrinkage of the concrete comprises a testing mechanism and a translation motor arranged on one side of the testing mechanism;
the bottom of the testing mechanism is provided with a lifting heating mechanism, and one side of the top of the lifting heating mechanism is provided with a lifting motor;
further comprises:
the testing mechanism comprises a testing base, a graduated scale is fixedly arranged on the front surface of the testing base, the translation motor is fixedly arranged on one side of the top of the testing base, and the output end of the translation motor is fixedly connected with a translation threaded rod;
the middle thread of the translation threaded rod is connected with a translation thread sleeve, and the bottom of the translation thread sleeve is fixedly connected with a translation sliding sleeve;
the sliding sleeve is connected with a sliding rod in a sliding manner, and a pointer is fixedly connected to the bottom of the sliding sleeve.
Preferably, the top fixedly connected with supporting shoe of translation thread bush, the top fixedly connected with protection casing of supporting shoe, top one side rotation of protection casing is connected with the rotation gear, one side meshing of rotation gear is connected with the sliding plate, one side card of sliding plate is connected with the slip shelves pole, the inside rotation of protection casing is connected with the amesdial.
Preferably, an intermittent gear ring is arranged on one side of the back of the dial indicator, an intermittent rotating disc is arranged in the intermittent gear ring, an intermittent baffle is connected to one side of the intermittent rotating disc in a rotating mode, an intermittent sliding groove is formed in one side, close to the intermittent baffle, of the intermittent rotating disc, an intermittent spring is connected to the bottom of the intermittent baffle in a rotating mode, and a spring sliding rod is connected to the bottom of the intermittent spring in a sliding mode.
Preferably, the lifting heating mechanism comprises a lifting base, the top of the lifting base is fixedly connected with a lifting supporting plate, the inner side of the top of the lifting supporting plate is fixedly connected with a lifting sliding rod, the top of the lifting supporting plate is fixedly provided with a lifting top plate, and the lifting motor is fixedly arranged on one side of the top of the lifting supporting plate.
Preferably, the output end of the lifting motor is fixedly connected with a lifting threaded rod, the middle part of the lifting threaded rod is symmetrically connected with a lifting threaded sleeve in a threaded manner, the middle part of the lifting threaded sleeve is fixedly provided with a lifting sliding sleeve, the bottom of the lifting sliding sleeve is fixedly connected with a first rotating support, and the bottom of the first rotating support is rotationally connected with a lifting rotating rod.
Preferably, one end of the lifting rotating rod far away from the first rotating support is rotationally connected with a second rotating support, the bottom of the second rotating support is fixedly connected with a lifting platform, heating fans are symmetrically arranged on two sides of the lifting supporting plate, and the top of the lifting base is provided with concrete blocks.
Preferably, the intermittent gear ring is fixedly connected with the protective cover, the intermittent rotating disc is rotationally connected with the protective cover, the intermittent rotating disc is fixedly connected with the dial indicator, the spring sliding rod is in sliding connection with the intermittent sliding groove, and the sliding plate is in sliding connection with the protective cover.
Compared with the prior art, the utility model has the beneficial effects that: this a device for concrete shrinkage test not only can test the shrink degree of concrete piece through setting up testing mechanism, simultaneously, when carrying out the maintenance of concrete piece, can protect the dial indicator through the protection casing, not only can make lift platform reciprocate through setting up lift heating mechanism, removes the top of concrete piece with the dial indicator to test the shrink at concrete piece top, its concrete content is as follows:
1. the shrinkage degree of the concrete block can be tested by arranging the testing mechanism, meanwhile, when the concrete block is cured, the dial indicator can be protected through the protective cover, water is prevented from being scattered onto the dial indicator during curing, so that the dial indicator is damaged, or the measurement is inaccurate, the intermittent spring and the intermittent baffle are driven to rotate by the sliding spring sliding rod, the intermittent baffle is separated from the intermittent gear ring, the dial indicator is rotated into the protective cover, and the protective cover is closed by the sliding plate, so that the dial indicator is protected;
2. through setting up lift heating mechanism not only can make lift platform reciprocate, removes the top of concrete piece with the amesdial to test the shrink at concrete piece top, can heat the concrete piece through heating machine, thereby provide the required temperature of concrete maintenance, make the slightly with normal speed increase of concrete piece.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a testing mechanism according to the present utility model;
FIG. 3 is an enlarged schematic view of the area A of FIG. 2 according to the present utility model;
FIG. 4 is a schematic view of the back structure of the protective cover according to the present utility model;
FIG. 5 is a schematic view of an intermittent gear ring structure according to the present utility model;
fig. 6 is a schematic view of a sliding state structure of a lifting platform according to the present utility model.
In the figure: 1. a testing mechanism; 101. a test base; 102. a graduated scale; 103. a translation motor; 104. translating the threaded rod; 105. translating the threaded sleeve; 106. a translational sliding sleeve; 107. translating the slide bar; 108. a pointer; 109. a support block; 110. a protective cover; 111. rotating the gear; 112. a sliding plate; 113. sliding a gear lever; 114. a dial gauge; 115. an intermittent gear ring; 116. an intermittent rotating disc; 117. an intermittent baffle; 118. an intermittent chute; 119. intermittent springs; 120. a spring sliding rod; 2. lifting heating mechanism; 201. lifting a base; 202. lifting the supporting plate; 203. lifting the sliding rod; 204. lifting the top plate; 205. a lifting motor; 206. lifting the threaded rod; 207. lifting the threaded sleeve; 208. lifting the sliding sleeve; 209. a first rotating support; 210. a lifting rotating rod; 211. a second rotating support; 212. a lifting platform; 213. a heating fan; 214. and (3) concrete blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
Referring to fig. 1-6, the present utility model provides the following technical solutions: the device for concrete shrinkage test comprises a test mechanism 1 and a translation motor 103 arranged on one side of the test mechanism 1, wherein the bottom of the test mechanism 1 is provided with a lifting heating mechanism 2, one side of the top of the lifting heating mechanism 2 is provided with a lifting motor 205, the test mechanism 1 comprises a test base 101, the front surface of the test base 101 is fixedly provided with a graduated scale 102, the translation motor 103 is fixedly arranged on one side of the top of the test base 101, the output end of the translation motor 103 is fixedly connected with a translation threaded rod 104, the middle part of the translation threaded rod 104 is in threaded connection with a translation thread sleeve 105, the bottom of the translation thread sleeve 105 is fixedly connected with a translation sliding sleeve 106, the inside of the translation sliding sleeve 106 is in sliding connection with a translation sliding rod 107, the bottom of the translation sliding sleeve 106 is fixedly connected with a pointer 108, the top of the translation thread sleeve 105 is fixedly connected with a supporting block 109, the top of the supporting block 109 is fixedly connected with a protecting cover 110, one side of the top of the protecting cover 110 is rotationally connected with a rotating gear 111, one side of the rotating gear 111 is in meshed connection with a sliding plate 112, one side of the sliding plate 112 is clamped and connected with a sliding baffle 113, the inside of the protecting cover 110 is rotationally connected with a dial indicator 114, one side of the back of the dial indicator 114 is provided with an intermittent gear ring 115, the inside of the intermittent gear ring 115 is provided with an intermittent rotating disc 116, one side of the intermittent rotating disc 116 is rotationally connected with an intermittent baffle 117, one side of the intermittent rotating disc 116 close to the intermittent baffle 117 is provided with an intermittent chute 118, the bottom of the intermittent baffle 117 is rotationally connected with an intermittent spring 119, the bottom of the intermittent spring 119 is in sliding connection with a spring sliding rod 120, the intermittent gear ring 115 is fixedly connected with the protecting cover 110, the intermittent rotating disc 116 is rotationally connected with the protecting cover 110, the intermittent rotating disc 116 is fixedly connected with the dial indicator 114, the spring slide bar 120 and intermittent sliding groove 118 sliding connection, sliding plate 112 and protection casing 110 sliding connection not only can test the shrink degree of concrete block 214 through setting up testing mechanism 1, simultaneously, when carrying out the maintenance of concrete block 214, can protect the amesdial 114 through protection casing 110, avoid the maintenance time, water is unrestrained to the amesdial 114 to cause the damage of amesdial 114, perhaps measure inaccurately.
The lifting heating mechanism 2 comprises a lifting base 201, a lifting supporting plate 202 is fixedly connected to the top of the lifting base 201, a lifting sliding rod 203 is fixedly connected to the inner side of the top of the lifting supporting plate 202, a lifting top plate 204 is fixedly connected to the top of the lifting supporting plate 202, a lifting motor 205 is fixedly arranged on one side of the top of the lifting supporting plate 202, an output end of the lifting motor 205 is fixedly connected with a lifting threaded rod 206, a lifting threaded sleeve 207 is symmetrically and threadedly connected to the middle of the lifting threaded rod 206, a lifting sliding sleeve 208 is fixedly arranged in the middle of the lifting threaded sleeve 207, a first rotating support 209 is fixedly connected to the bottom of the lifting sliding sleeve 208, a lifting rotating rod 210 is rotatably connected to the bottom of the first rotating support 209, one end, far away from the first rotating support 209, of the lifting rotating rod 210 is rotatably connected to a second rotating support 211, a lifting platform 212 is fixedly connected to the bottom of the second rotating support 211, heating fans 213 are symmetrically arranged on two sides of the lifting supporting plate 202, a concrete block 214 is arranged on the top of the lifting base 201, the lifting heating mechanism 2 is arranged to enable the lifting platform 212 to move up and down, and down the micrometer 114 to the top of the concrete block 214, and accordingly shrinkage test of the concrete block 214 is performed.
Working principle: before using this a device for concrete shrinkage test, it is required to examine the whole condition of the device first, confirm to carry out normal work, according to the top that is shown in fig. 1-6, firstly put the concrete block 214 that needs to be tested into on the lifting base 201, drive the lifting threaded rod 206 through starting the lifting motor 205 and rotate, because the screw thread of lifting threaded rod 206 is the symmetry setting, therefore can realize the relative movement of two lift thread covers 207, make lift thread cover 207 drive lift slip cover 208 and first rotation support 209 horizontal migration, simultaneously lift the dwang 210 and rotate, and drive second rotation support 211 and lift platform 212 reciprocates, remove the dial indicator 114 of lift platform 212 bottom to the top of concrete block 214, carry out shrinkage test to the top of concrete block 214, secondly, drive translation threaded rod 104 through starting translation motor 103, make translation thread cover 105 drive translation slip cover 106 and translation slide bar 107 at the inside horizontal migration of test base 101, thereby the side of concrete block 214, make shrinkage test to the side of concrete block 214, finally, when carrying out the dial indicator 214 and carrying out the maintenance, thereby the dial indicator 117 need to be separated by the spring, thereby, and prevent the dial indicator 117 from being damaged by the dial indicator 117, and the dial indicator 117 is moved to the top of the dial indicator 114, and the dial indicator 114 is stopped, and the dial indicator 114 is required to be moved, and the dial indicator 114 is intermittently and is protected by the dial indicator 114, and the dial indicator is required to be moved, and the dial indicator 117 is moved.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The device for testing the shrinkage of the concrete comprises a testing mechanism (1) and a translation motor (103) arranged on one side of the testing mechanism (1);
the bottom of the testing mechanism (1) is provided with a lifting heating mechanism (2), and one side of the top of the lifting heating mechanism (2) is provided with a lifting motor (205);
characterized by further comprising:
the testing mechanism (1) comprises a testing base (101), a graduated scale (102) is fixedly arranged on the front surface of the testing base (101), a translation motor (103) is fixedly arranged on one side of the top of the testing base (101), and the output end of the translation motor (103) is fixedly connected with a translation threaded rod (104);
the middle part of the translation threaded rod (104) is in threaded connection with a translation threaded sleeve (105), and the bottom of the translation threaded sleeve (105) is fixedly connected with a translation sliding sleeve (106);
the sliding device comprises a sliding sleeve (106), wherein a sliding rod (107) is connected inside the sliding sleeve in a sliding manner, and a pointer (108) is fixedly connected to the bottom of the sliding sleeve (106).
2. An apparatus for shrinkage testing of concrete according to claim 1, wherein: the top fixedly connected with supporting shoe (109) of translation thread bush (105), the top fixedly connected with protection casing (110) of supporting shoe (109), the top one side rotation of protection casing (110) is connected with rotation gear (111), one side meshing of rotation gear (111) is connected with sliding plate (112), one side card of sliding plate (112) is connected with slip shelves pole (113), the inside rotation of protection casing (110) is connected with amesdial (114).
3. An apparatus for shrinkage testing of concrete according to claim 2, wherein: intermittent gear ring (115) are arranged on one side of the back of dial indicator (114), intermittent rotating disc (116) are arranged in intermittent gear ring (115), intermittent baffle (117) are rotatably connected to one side of intermittent rotating disc (116), intermittent chute (118) are arranged on one side of intermittent rotating disc (116) close to intermittent baffle (117), intermittent spring (119) are rotatably connected to the bottom of intermittent baffle (117), and spring sliding rod (120) is slidably connected to the bottom of intermittent spring (119).
4. An apparatus for shrinkage testing of concrete according to claim 1, wherein: the lifting heating mechanism (2) comprises a lifting base (201), the top of the lifting base (201) is fixedly connected with a lifting support plate (202), the inner side of the top of the lifting support plate (202) is fixedly connected with a lifting sliding rod (203), the top of the lifting support plate (202) is fixedly provided with a lifting top plate (204), and the lifting motor (205) is fixedly arranged on one side of the top of the lifting support plate (202).
5. An apparatus for shrinkage testing of concrete according to claim 4, wherein: the lifting motor is characterized in that the output end of the lifting motor (205) is fixedly connected with a lifting threaded rod (206), the middle symmetrical thread of the lifting threaded rod (206) is connected with a lifting threaded sleeve (207), the middle of the lifting threaded sleeve (207) is fixedly provided with a lifting sliding sleeve (208), the bottom of the lifting sliding sleeve (208) is fixedly connected with a first rotating support (209), and the bottom of the first rotating support (209) is rotationally connected with a lifting rotating rod (210).
6. An apparatus for shrinkage testing of concrete according to claim 5, wherein: the one end that first rotation support (209) was kept away from to lift dwang (210) rotates and is connected with second rotation support (211), the bottom fixedly connected with lift platform (212) of second rotation support (211), heating fan (213) are installed to the both sides symmetry of lift backup pad (202), the top of lift base (201) is provided with concrete block (214).
7. A device for concrete shrinkage testing according to claim 3, wherein: intermittent gear ring (115) and protection casing (110) fixed connection, intermittent rotation dish (116) are connected with protection casing (110) rotation, intermittent rotation dish (116) and amesdial (114) fixed connection, spring slide bar (120) and intermittent sliding groove (118) sliding connection, sliding plate (112) and protection casing (110) sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321033696.9U CN219799292U (en) | 2023-05-04 | 2023-05-04 | Device for concrete shrinkage test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321033696.9U CN219799292U (en) | 2023-05-04 | 2023-05-04 | Device for concrete shrinkage test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219799292U true CN219799292U (en) | 2023-10-03 |
Family
ID=88150387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321033696.9U Active CN219799292U (en) | 2023-05-04 | 2023-05-04 | Device for concrete shrinkage test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219799292U (en) |
-
2023
- 2023-05-04 CN CN202321033696.9U patent/CN219799292U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 712000 east section of Wenxing Road, sujiazhai village, ZhouLing street, Qinhan new city, Xixian new area, Xi'an City, Shaanxi Province Patentee after: Xianyang Dingcheng building materials Co.,Ltd. Address before: 712000 East Section of Wenxing Road, Sujiazhai Village, Zhouling Street Office, Qinhan New City, Xixian New District, Xi'an City, Shaanxi Province Patentee before: Xianyang Dingcheng building materials Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |