CN220170677U - Concrete core sample leveling instrument - Google Patents
Concrete core sample leveling instrument Download PDFInfo
- Publication number
- CN220170677U CN220170677U CN202321775690.9U CN202321775690U CN220170677U CN 220170677 U CN220170677 U CN 220170677U CN 202321775690 U CN202321775690 U CN 202321775690U CN 220170677 U CN220170677 U CN 220170677U
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- Prior art keywords
- clamping
- clamping block
- screw
- lift
- goes
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- 210000001624 hip Anatomy 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a concrete core sample leveling instrument, which comprises a base, wherein a clamping screw rod is rotationally connected to the base, two ends of the clamping screw rod are in threaded connection with a first clamping nut and a second clamping nut, the first clamping nut and the second clamping nut are opposite in threaded direction, the first clamping nut is connected with a first clamping block, the second clamping nut is connected with a second clamping block, clamping block sliding rails are arranged on the first clamping block and the second clamping block, and the clamping block sliding rails are in sliding connection with a base sliding rail; the bayonets of the first clamping block and the second clamping block are in an equal trapezoid shape, and the included angle between the two waists is 120 degrees; the rear portion rigid coupling of base goes up and down the stand seat, goes up and down the stand seat and connects the lift stand, goes up and down the stand and passes through the lift screw bearing and rotate and connect the lift lead screw, goes up and down screw threaded connection lift screw, goes up and sets up lift screw lug on the lift screw, goes up lift screw lug and sliding sleeve connection, sliding sleeve and lift stand upper and lower sliding connection, and the tip of sliding sleeve sets up closing device. The concrete core samples with different sizes can be clamped, the adaptability is improved, and the application range is enlarged.
Description
Technical Field
The utility model relates to the technical field of concrete core sample leveling, in particular to a concrete core sample leveling instrument.
Background
In the foundation pile detection work of the core drilling method, the concrete core sample is difficult to ensure the end surface to be smooth during cutting, uneven stress is easily caused when the core sample is subjected to a pressure test, and the compression resistance result cannot truly reflect the compression resistance strength of the concrete. According to the requirements of the building foundation pile detection technical Specification (JGJ 106-2014), when the compressive strength of the foundation pile concrete is detected by a core drilling method, the parallelism, the perpendicularity and the flatness of the two end faces of a concrete core sample are ensured to meet the standard requirements, namely, the perpendicularity is not more than 2 degrees, and the unevenness is not more than 0.1 percent.
When the concrete core sample is subjected to a pressure test, the compression resistance result can truly reflect the compression strength of the concrete in order to be stressed uniformly, the two end faces of the concrete core sample need to be subjected to concrete core sample filling, the bayonet of the clamping block of the concrete core sample filling device is semicircular at present, the size of the clamping concrete core sample is single, the adaptability is poor, and the application range of the concrete core sample filling instrument is limited.
Disclosure of Invention
The utility model aims to provide a concrete core sample leveling instrument for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the concrete core sample leveling instrument comprises a base, wherein a base slideway is arranged in the left-right direction of the middle position of the base; the base is rotationally connected with a clamping screw through a clamping screw bearing, two ends of the clamping screw are in threaded connection with a first clamping nut and a second clamping nut, the threads of the first clamping nut and the second clamping nut are opposite in direction, the first clamping nut is connected with a first clamping block, the second clamping nut is connected with a second clamping block, clamping block sliding rails are arranged on the first clamping block and the second clamping block, and the clamping block sliding rails are in sliding connection with a base sliding rail; the bayonets of the first clamping block and the second clamping block are in an equal trapezoid shape, and the included angle between the two waists is 120 degrees; clamping the concrete core sample by the bayonets of the first clamping block and the second clamping block; the rear portion rigid coupling of base goes up and down the stand seat, goes up and down the stand seat and connects the lift stand, goes up and down the stand and passes through lift screw bearing rotation connection lift screw, goes up and down screw threaded connection lift screw, goes up and sets up lift screw lug on the lift screw, goes up lift screw lug and sliding sleeve connection, goes up and sets up lift screw lug spout on the stand, goes up lift screw lug and lift screw lug spout sliding connection, sliding sleeve and lift stand upper and lower sliding connection, and the tip of sliding sleeve sets up closing device.
Preferably, the compressing device comprises a pressing plate sliding rod sleeve connected on the sliding sleeve and a compressing gear shaft connected in a rotating manner, a compressing gear is fixedly connected on the compressing gear shaft, a pressing plate sliding rod is connected in the pressing plate sliding rod sleeve in an up-down sliding manner, the lower end of the pressing plate sliding rod is connected with a pressing plate, the center of the pressing plate corresponds to the center of the concrete core sample, the pressing plate sliding rod is perpendicular to the upper surface of the base, the lower surface of the pressing plate is parallel to the upper surface of the base, a compressing rack is arranged on the pressing plate sliding rod, and the compressing rack is meshed with the compressing gear.
Preferably, one end of the pressing gear shaft is provided with a pressing bar.
Preferably, one end of the clamping screw rod is provided with a clamping hand wheel, and the clamping hand wheel is provided with a clamping handle.
Preferably, the upper end of the lifting screw rod is provided with a lifting hand wheel, and the lifting hand wheel is provided with a lifting handle.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the concrete core sample leveling instrument, the bayonets of the first clamping block and the second clamping block are in an equal trapezoid shape, the included angle between the two waists is 120 degrees, the bayonets of the first clamping block and the second clamping block clamp the concrete core sample, the concrete core sample with different sizes can be clamped, the adaptability of the concrete core sample leveling instrument is improved, and the application range of the concrete core sample leveling instrument is expanded.
2. The concrete core sample leveling instrument is characterized in that the center of the pressing plate corresponds to the center of the concrete core sample, the pressing plate sliding rod is perpendicular to the upper surface of the base, and the lower surface of the pressing plate is parallel to the upper surface of the base, so that the parallelism, the perpendicularity and the flatness of the two end leveling surfaces of the concrete core sample are improved.
Drawings
FIG. 1 is a schematic structural view of a concrete core sample level;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a view A-A of FIG. 2;
fig. 4 is a view in the B direction of fig. 1.
Fig. 5 is a top view of the first and second clamping blocks of the concrete core sample level.
In the figure: 1-a first clamping nut; 2-a base; 2.1-a base slide; 2.2-the upper surface of the base; 3-clamping a lead screw bearing; 4-clamping a screw; 5-a first clamping block; 6-lifting the upright post base; 7-lifting upright posts; 7.1-lifting the screw lifting lug chute; 8-pressing plates; 9-a platen slide bar; 10-compacting a gear shaft; 11-a platen sliding rod sleeve; 12-lifting a screw rod; 13-lifting hand wheels; 14-lifting handle; 15-pressing a compression bar; 16-a second clamping block; 17-a clamping handle; 18-clamping a hand wheel; 19-a second clamping nut; 20-compacting a gear; 21-pressing racks; 22-sliding sleeve; 23-lifting nuts; 23.1-lifting the nut lifting lug; 24-lifting screw bearings; 25-clamping block slide rails; 26-concrete core sample; alpha-included angle between two waists.
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.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "configured with," "connected," and the like are to be construed broadly as, for example, "connected," either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 5, the concrete core sample level-shifter of the embodiment comprises a base 2, wherein a base slideway 2.1 is arranged in the left-right direction of the middle position of the base 2; the base 2 is rotationally connected with the clamping screw 4 through the clamping screw bearing 3, two ends of the clamping screw 4 are in threaded connection with the first clamping nut 1 and the second clamping nut 19, the threaded directions of the first clamping nut 1 and the second clamping nut 19 are opposite, the first clamping nut 1 is connected with the first clamping block 5, the second clamping nut 19 is connected with the second clamping block 16, the first clamping block 5 and the second clamping block 19 are provided with clamping block sliding rails 25, and the clamping block sliding rails 25 are in sliding connection with a base sliding rail; the bayonets of the first clamping block 5 and the second clamping block 19 are in an equal trapezoid shape, and the included angle alpha of the two waists is 120 degrees; the clamping ports of the first clamping block 5 and the second clamping block 19 clamp the concrete core sample 26; the rear portion rigid coupling of base 2 goes up and down stand 6, lift stand 7 is connected to lift stand 6, lift stand 7 passes through lift screw bearing 24 and rotates and connect lift screw 12, lift screw 12 threaded connection goes up and down screw 23, set up lift screw lug 23.1 on the lift screw 23, lift screw lug 23.1 is connected with sliding sleeve 22, set up lift screw lug spout 7.1 on the lift stand 7, lift screw lug 23.1 and lift screw lug spout 7.1 sliding connection, sliding sleeve 22 and lift stand 7 upper and lower sliding connection, the tip of sliding sleeve 22 sets up closing device. According to the concrete core sample leveling instrument, the bayonets of the first clamping block and the second clamping block are in an equal trapezoid shape, the included angle between the two waists is 120 degrees, the bayonets of the first clamping block and the second clamping block clamp the concrete core sample, the concrete core sample with different sizes can be clamped, the adaptability of the concrete core sample leveling instrument is improved, and the application range of the concrete core sample leveling instrument is expanded.
Preferably, the compressing device comprises a pressing plate sliding rod sleeve 11 connected on a sliding sleeve 22 and a compressing gear shaft 10 connected in a rotating manner, a compressing gear 20 is fixedly connected on the compressing gear shaft 10, a pressing plate sliding rod 9 is connected in the pressing plate sliding rod sleeve 11 in a vertical sliding manner, the lower end of the pressing plate sliding rod 9 is connected with a pressing plate 8, the center of the pressing plate 8 corresponds to the center of a concrete core sample 26, the pressing plate sliding rod 9 is perpendicular to the upper surface 2.2 of a base, the lower surface of the pressing plate 8 is parallel to the upper surface 2.2 of the base, a compressing rack 21 is arranged on the pressing plate sliding rod 9, and the compressing rack 21 is meshed with the compressing gear 20 in a wheel manner. The concrete core sample leveling instrument is characterized in that the center of the pressing plate corresponds to the center of the concrete core sample, the pressing plate sliding rod is perpendicular to the upper surface of the base, and the lower surface of the pressing plate is parallel to the upper surface of the base, so that the parallelism, the perpendicularity and the flatness of the two end leveling surfaces of the concrete core sample are improved.
Preferably, one end of the pressing gear shaft 10 is provided with a pressing bar 15.
Preferably, a clamping hand wheel 18 is arranged at one end of the clamping screw 4, and a clamping handle 17 is arranged on the clamping hand wheel 18.
Preferably, a lifting hand wheel 13 is arranged at the upper end of the lifting screw 12, and a lifting handle 14 is arranged on the lifting hand wheel 13.
The application method of the embodiment is as follows: under the condition that a user actually supplements the concrete core sample 26, firstly, uniformly smearing a layer of sulfur cement on the upper end surface of the concrete core sample 26, then placing the concrete core sample 26 on the base 2, manually stirring the clamping handle 17 to rotate, driving the clamping hand wheel 18 to rotate by the clamping handle 17, driving the clamping screw rod 4 to rotate by the clamping hand wheel 18, driving the first clamping block 5 and the second clamping block 19 to move in the base slideway 2.1 by opposite threads at two ends of the clamping screw rod 4, and clamping the concrete core sample 26 by the bayonets of the first clamping block 5 and the second clamping block 19; subsequently, the lifting handle 14 is manually shifted to rotate, the lifting handle 14 drives the lifting hand wheel 13 to rotate, the lifting hand wheel 13 drives the lifting screw rod 12 to rotate, the lifting screw rod 12 drives the lifting screw nut 23 to move downwards, the lifting screw nut 23 drives the sliding sleeve 22 to slide downwards along the lifting upright post 7, the sliding sleeve 22 drives the pressing plate sliding rod sleeve 11 to move downwards, the pressing plate sliding rod sleeve 11 drives the pressing plate sliding rod 9 to move downwards, the pressing plate sliding rod 9 drives the pressing plate 8 to move downwards, when the pressing plate 8 is close to the upper end face of the concrete core sample 26, the pressing rod 15 is manually shifted, the pressing rod 15 drives the pressing teeth 20 to rotate, the pressing teeth 20 drives the pressing rack 21 to move downwards, the pressing rack 21 drives the pressing plate sliding rod 9 to move downwards along the pressing plate sliding rod sleeve 11, the pressing plate sliding rod 9 drives the pressing plate 8 to move downwards, the pressing plate 8 enables the concrete core sample 26 to sink into sulfur cement, then the filled sulfur cement is cooled, and the other end is filled in the same way, so that filling of the concrete core sample can be completed.
Finally, it should be noted that: the foregoing description 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 modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. 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 (5)
1. The utility model provides a concrete core appearance mends level instrument, includes base, its characterized in that: a base slideway is arranged in the left-right direction of the middle position of the base; the base is rotationally connected with a clamping screw through a clamping screw bearing, two ends of the clamping screw are in threaded connection with a first clamping nut and a second clamping nut, the threads of the first clamping nut and the second clamping nut are opposite in direction, the first clamping nut is connected with a first clamping block, the second clamping nut is connected with a second clamping block, clamping block sliding rails are arranged on the first clamping block and the second clamping block, and the clamping block sliding rails are in sliding connection with a base sliding rail; the bayonets of the first clamping block and the second clamping block are in an equal trapezoid shape, and the included angle between the two waists is 120 degrees; clamping the concrete core sample by the bayonets of the first clamping block and the second clamping block; the rear portion rigid coupling of base goes up and down the stand seat, goes up and down the stand seat and connects the lift stand, goes up and down the stand and passes through lift screw bearing rotation connection lift screw, goes up and down screw threaded connection lift screw, goes up and sets up lift screw lug on the lift screw, goes up lift screw lug and sliding sleeve connection, goes up and sets up lift screw lug spout on the stand, goes up lift screw lug and lift screw lug spout sliding connection, sliding sleeve and lift stand upper and lower sliding connection, and the tip of sliding sleeve sets up closing device.
2. The concrete core sample level according to claim 1, wherein: the pressing device comprises a pressing plate sliding rod sleeve connected to the sliding sleeve and a pressing gear shaft connected in a rotating mode, a pressing gear is fixedly connected to the pressing gear shaft, a pressing plate sliding rod is connected to the pressing plate sliding rod sleeve in an up-down sliding mode, the lower end of the pressing plate sliding rod is connected to the pressing plate, the center of the pressing plate is corresponding to the center of the concrete core sample, the pressing plate sliding rod is perpendicular to the upper surface of the base, the lower surface of the pressing plate is parallel to the upper surface of the base, a pressing rack is arranged on the pressing plate sliding rod, and the pressing rack is meshed with the pressing gear.
3. The concrete core sample level according to claim 2, wherein: one end of the compression gear shaft is provided with a compression bar.
4. The concrete core sample level according to claim 1, wherein: one end of the clamping screw rod is provided with a clamping hand wheel, and the clamping hand wheel is provided with a clamping handle.
5. The concrete core sample level according to claim 1, wherein: the upper end of the lifting screw rod is provided with a lifting hand wheel, and the lifting hand wheel is provided with a lifting handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321775690.9U CN220170677U (en) | 2023-06-28 | 2023-06-28 | Concrete core sample leveling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321775690.9U CN220170677U (en) | 2023-06-28 | 2023-06-28 | Concrete core sample leveling instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220170677U true CN220170677U (en) | 2023-12-12 |
Family
ID=89065877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321775690.9U Active CN220170677U (en) | 2023-06-28 | 2023-06-28 | Concrete core sample leveling instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220170677U (en) |
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2023
- 2023-06-28 CN CN202321775690.9U patent/CN220170677U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |