CN216309706U - Automatic tester for standard consistency of cement - Google Patents
Automatic tester for standard consistency of cement Download PDFInfo
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- CN216309706U CN216309706U CN202122776479.6U CN202122776479U CN216309706U CN 216309706 U CN216309706 U CN 216309706U CN 202122776479 U CN202122776479 U CN 202122776479U CN 216309706 U CN216309706 U CN 216309706U
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Abstract
The utility model relates to the technical field of consistency measurement, in particular to an automatic determinator for standard consistency of cement, which comprises the following components: the lifting component moves along the vertical direction; the support is fixedly arranged at the other end of the lifting assembly, the lifting assembly drives the support to move up and down along the vertical direction, a test rod is arranged on the support, and the test rod is arranged in a sliding manner relative to the support along the vertical direction; the receiving hopper is arranged on the fixed seat and corresponds to the test rod in the vertical direction; wherein, be provided with the electro-magnet in the support, the test bar corresponds and is provided with the adsorption block, and when the electro-magnet circular telegram, adsorbs the adsorption block. In the utility model, the test rod can not be influenced by the screw but can vertically and freely fall, the sinking test precision is high, and the test results of the setting time and the stability as well as the water consumption and the working performance of the concrete mixture can be accurately judged.
Description
Technical Field
The utility model relates to the technical field of consistency measurement, in particular to an automatic cement standard consistency tester.
Background
The cement consistency measuring instrument is used for measuring the fluidity of cement mortar, generally, the fluidity is also called consistency, the cement standard consistency neat paste has certain resistance to the sinking of a standard test rod or a test rod, and the water quantity required to be added into the cement standard consistency neat paste is determined by testing the penetrability of the cement neat pastes with different water contents. The accuracy of the data result of the cement standard consistency test is very important: the initial setting time and the final setting time of the cement and the stability tests of the Reye method and the test cake method are all tested by taking the measured pure slurry with the standard consistency of the cement as a reference, and the standard consistency of the cement directly influences the test results of the setting time and the stability of the cement; the standard consistency of cement also directly affects the working performance of concrete mixture such as water consumption, rheological property and the like.
The existing cement standard consistency determinator comprises a standard method Vicat instrument, a standard consistency test rod, a sliding rod, a test mold and a glass plate, when the determinator is used, firstly, the pointer is adjusted to be aligned to zero when the test rod contacts the top surface of a receiving hopper, cement paste is mixed, the mixed cement paste is filled into the receiving hopper after mixing is finished, then, tamping and light vibration are inserted, redundant paste is scraped off and leveled, the test rod is lowered to the surface of the cement paste, the test rod is suddenly loosened to vertically and freely sink into the cement paste after screws are screwed for 1 s-2 s, the sinking depth of the test rod is recorded when the test rod stops sinking or the test rod is released for 30s, and then, calculation can be carried out according to a constant water quantity method. Because the manual work is operated, everybody's manipulation difference can influence the accuracy of test result, mainly reflects: the test rod is lowered to the surface of the net slurry, and the visual observation of each person is different, so that the distance between the test rod and the surface of the net slurry is different; the release test rod needs quick release suddenly to make the test rod freely sink perpendicularly, and the test rod is fixed and is screwed up through the screw of one side, and the test rod is loosened and is operated through unscrewing the screw, and the test rod whereabouts is difficult to avoid receiving the influence of screw and is not freely sink perpendicularly. Therefore, the test result of the standard consistency of the cement is inaccurate, and the test results of the setting time and the stability and the judgment on the water consumption and the working performance of the concrete mixture are further influenced.
In view of the above problems, the designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is actively researched and innovated in cooperation with the application of theory, so as to create an automatic measuring instrument for the standard consistency of cement, and the automatic measuring instrument is more practical.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic tester for standard consistency of cement, which effectively solves the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that: an automatic cement gauge comprising:
the lifting component moves along the vertical direction;
the support is fixedly arranged at the other end of the lifting assembly, the lifting assembly drives the support to move up and down along the vertical direction, a test rod is arranged on the support, and the test rod is arranged on the support in a sliding manner along the vertical direction;
the containing hopper is arranged on the fixed seat and corresponds to the test rod in the vertical direction;
the test rod is provided with a support, the support is internally provided with an electromagnet, the test rod is correspondingly provided with an adsorption block, and the adsorption block is adsorbed when the electromagnet is electrified.
Further, the lifting assembly comprises:
the first sleeve is of a hollow structure in the vertical direction, and the bottom end of the first sleeve is fixedly arranged on the fixed seat;
the nut pair is fixedly arranged in the first sleeve and is positioned at one end far away from the fixed seat;
the second sleeve is of a hollow structure in the vertical direction, is sleeved outside the first sleeve and slides in the vertical direction relative to the second sleeve, and the top end of the second sleeve is fixedly connected with the support;
the screw rod is arranged in the second sleeve along the vertical direction and matched with the nut pair, a driving motor is arranged in the support and drives the screw rod to rotate, and the relative position of the screw rod and the nut pair is changed.
Furthermore, a limiting structure is arranged at one end, close to the fixed seat, of the screw rod, and the limiting structure limits the screw rod to be disengaged from the nut pair.
Further, the lead screw length is less than the second sleeve length.
Furthermore, a slot is formed in the support, the slot extends from the surface of the support to the position of the test rod, scales are arranged on the surface of the support at the position of the slot, a pointer is fixedly arranged on the test rod, and at least part of the pointer penetrates through the slot and is positioned outside the support.
Further, the scale initial value is 0, and is located the top of the scale, the scale is from last to its numerical value constantly increase down.
Further, when the adsorption block and the electromagnet are fixedly adsorbed, the pointer is located at an initial value on the scale.
Further, the length of the test rod is larger than that of the support in the vertical direction.
The utility model has the beneficial effects that: the utility model is provided with a fixed seat, a lifting component, a support, a test rod and a containing hopper, wherein an electromagnet is arranged in the support, the test rod is correspondingly provided with an adsorption block, when the electromagnet is electrified, the adsorption block is adsorbed, when in test, the test rod is adsorbed on the support, the support is driven by controlling the lifting component and drives the test rod to move to the surface of the clean slurry in the containing hopper along the vertical direction, then the electromagnet is powered off, so that the test rod falls into the containing hopper, the settling distance of the test rod after 30s is observed, the test rod can not be influenced by screws and can vertically and freely fall down, the settling test precision is high, and the test result of the setting time and the stability as well as the water consumption and the working performance of the concrete mixture can be accurately judged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a side view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of the lifting assembly;
fig. 4 is a schematic structural view of the test bar.
Reference numerals: 1. a fixed seat; 2. a lifting assembly; 21. a first sleeve; 22. a nut pair; 23. a second sleeve; 24. a screw rod; 25. a drive motor; 26. a limiting structure; 3. a support; 31. an electromagnet; 32. grooving; 33. calibration; 4. testing the rod; 41. an adsorption block; 42. a pointer; 5. a receiving hopper.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4: an automatic cement gauge comprising:
the lifting device comprises a fixed seat 1 and a lifting component 2, wherein one end of the lifting component 2 is fixedly arranged on the fixed seat 1, and the lifting component 2 moves along the vertical direction;
the device comprises a support 3, a support 3 is fixedly arranged at the other end of a lifting assembly 2, the lifting assembly 2 drives the support 3 to move up and down along the vertical direction, a test rod 4 is arranged on the support 3, and the test rod 4 is arranged in a sliding manner relative to the support 3 along the vertical direction;
the receiving hopper 5 is arranged on the fixed seat 1 and corresponds to the test rod 4 in the vertical direction;
wherein, an electromagnet 31 is arranged in the support 3, the test bar 4 is correspondingly provided with an adsorption block 41, and the adsorption block 41 is adsorbed when the electromagnet 31 is electrified.
Through setting up fixing base 1, lifting unit 2, support 3, test rod 4 and flourishing fill 5, wherein, be provided with electro-magnet 31 in the support 3, test rod 4 corresponds and is provided with adsorption block 41, when electro-magnet 31 circular telegram, adsorb adsorption block 41, when the test, adsorb test rod 4 on support 3, drive support 3 and drive test rod 4 along vertical direction motion to flourishing fill 5 interior net thick liquid surface through control lifting unit 2, cut off the power supply to electro-magnet 31 again, make test rod 4 whereabouts to flourishing fill 5 in, observe the settlement distance of test rod 4 behind 30s, test rod 4 can not receive the influence of screw but under the perpendicular freedom, it is high to sink test accuracy mix, to the test result of setting time, stability and can both have accurate judgement to concrete thing water consumption and working property.
In the present embodiment, the lifting assembly 2 includes:
the first sleeve 21 is of a hollow structure in the vertical direction, and the bottom end of the first sleeve 21 is fixedly arranged on the fixed seat 1;
the nut pair 22 is fixedly arranged in the first sleeve 21 and is positioned at one end far away from the fixed seat 1;
the second sleeve 23 is of a hollow structure in the vertical direction, the second sleeve 23 is sleeved outside the first sleeve 21 and slides along the vertical direction relative to the second sleeve 23, and the top end of the second sleeve 23 is fixedly connected with the support 3;
the screw rod 24 is arranged in the second sleeve 23 along the vertical direction and is matched with the nut pair 22, the driving motor 25 is arranged in the support 3, and the driving motor 25 drives the screw rod 24 to rotate so as to change the relative position of the screw rod 24 and the nut pair 22.
Through setting up first sleeve pipe 21, the nut is vice 22, second sleeve pipe 23, lead screw 24 and driving motor 25, it is rotatory to drive lead screw 24 through driving motor 25, change the relative position of lead screw 24 and the nut is vice 22, thereby drive the relative slip between first sleeve pipe 21 and the second sleeve pipe 23, because first sleeve pipe 21 bottom is fixed on fixing base 1, 23 tops of second sleeve pipe and 3 fixed connection of support, thereby realize the vertical lift of support 3, and the lifting precision is high, 4 bottoms of control test rod that can be fine before the test are located and connect the surface of fighting 5 interior clean thick liquid greatly, guarantee the measuring precision.
Wherein, the screw rod 24 is provided with a limiting structure 26 at one end close to the fixed seat 1, and the limiting structure 26 limits the screw rod 24 to be disengaged from the nut pair 22.
Through setting up limit structure 26, can effectually prevent that lead screw 24 and nut pair 22 from breaking away from the cooperation, guarantee lifting unit 2's reliability.
In order to prevent the first sleeve 21 from disengaging from the second sleeve 23 when the screw rod 24 and the nut pair 22 move relatively, the length of the screw rod 24 is set to be smaller than that of the second sleeve 23.
In this embodiment, the support 3 is provided with a slot 32, the slot 32 extends from the surface of the support 3 to the position of the test bar 4, the surface of the support 3 is provided with a scale 33 at the position of the slot 32, the test bar 4 is fixedly provided with a pointer 42, and the pointer 42 at least partially penetrates through the slot 32 and is located outside the support 3.
Through setting up fluting 32, fluting 32 department is provided with scale 33, fixedly on the test rod 4 being provided with pointer 42, and pointer 42 passes fluting 32 at least partially, is located outside support 3 to can be according to the reading before release test rod 4 and the reading after the release test rod 430s, calculate the settlement distance of test rod 4, thereby have fine understanding to the net thick liquid parameter.
The initial value of the scale 33 is 0, and is located at the topmost end of the scale 33, and the numerical value of the scale 33 is continuously increased from top to bottom. When the adsorption block 41 is adsorbed and fixed with the electromagnet 31, the pointer 42 is positioned at the initial value on the scale 33.
When the adsorption block 41 and the electromagnet 31 are adsorbed and fixed, the pointer 42 is located at the initial value on the scale 33, so that when a test is started, the reading before the test rod 4 is released is 0, and the reading after the test rod 4 is released for 30s is the settling distance of the test rod 4, so that the reading is more convenient, and the error is reduced.
As a preference of the above embodiment, the length of the test bar 4 is larger than the length of the holder 3 in the vertical direction.
After the test is accomplished, conveniently adsorb test rod 4 on electro-magnet 31 again, so be greater than support 3 at vertical direction length with test rod 4 length to make things convenient for personnel to reset test rod 4.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. An automatic cement gauge, comprising:
the lifting component moves along the vertical direction;
the support is fixedly arranged at the other end of the lifting assembly, the lifting assembly drives the support to move up and down along the vertical direction, a test rod is arranged on the support, and the test rod is arranged on the support in a sliding manner along the vertical direction;
the containing hopper is arranged on the fixed seat and corresponds to the test rod in the vertical direction;
the test rod is provided with a support, the support is internally provided with an electromagnet, the test rod is correspondingly provided with an adsorption block, and the adsorption block is adsorbed when the electromagnet is electrified.
2. The automatic cement gauge according to claim 1, wherein the lifting assembly comprises:
the first sleeve is of a hollow structure in the vertical direction, and the bottom end of the first sleeve is fixedly arranged on the fixed seat;
the nut pair is fixedly arranged in the first sleeve and is positioned at one end far away from the fixed seat;
the second sleeve is of a hollow structure in the vertical direction, is sleeved outside the first sleeve and slides in the vertical direction relative to the second sleeve, and the top end of the second sleeve is fixedly connected with the support;
the screw rod is arranged in the second sleeve along the vertical direction and matched with the nut pair, a driving motor is arranged in the support and drives the screw rod to rotate, and the relative position of the screw rod and the nut pair is changed.
3. The automatic cement standard consistency tester as claimed in claim 2, wherein the lead screw is provided with a limiting structure at one end close to the fixed seat, and the limiting structure limits the lead screw from disengaging from the nut pair.
4. The automatic cement gauge according to claim 3, wherein the length of the screw is less than the length of the second sleeve.
5. The automatic cement standard consistency tester as claimed in claim 1, wherein a slot is formed in the support, the slot extends from the surface of the support to the position of the test bar, the surface of the support is provided with a scale at the slot, and a pointer is fixedly arranged on the test bar, and the pointer at least partially penetrates through the slot and is located outside the support.
6. The automatic cement standard consistency tester as claimed in claim 5, wherein the scale has an initial value of 0 and is located at the topmost end of the scale, and the scale increases in value from top to bottom.
7. The automatic cement standard consistency tester as claimed in claim 6, wherein the pointer is located at an initial value on the scale when the adsorption block is fixedly adsorbed with the electromagnet.
8. The automatic cement gauge according to claim 1, wherein the length of the test rod is greater than the length of the support in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122776479.6U CN216309706U (en) | 2021-11-10 | 2021-11-10 | Automatic tester for standard consistency of cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122776479.6U CN216309706U (en) | 2021-11-10 | 2021-11-10 | Automatic tester for standard consistency of cement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216309706U true CN216309706U (en) | 2022-04-15 |
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ID=81119725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122776479.6U Active CN216309706U (en) | 2021-11-10 | 2021-11-10 | Automatic tester for standard consistency of cement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216309706U (en) |
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2021
- 2021-11-10 CN CN202122776479.6U patent/CN216309706U/en active Active
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