CN112296900A - Hardness test limiting device of steel strand anchor clamping piece for prestressed concrete construction - Google Patents
Hardness test limiting device of steel strand anchor clamping piece for prestressed concrete construction Download PDFInfo
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- CN112296900A CN112296900A CN202011053985.6A CN202011053985A CN112296900A CN 112296900 A CN112296900 A CN 112296900A CN 202011053985 A CN202011053985 A CN 202011053985A CN 112296900 A CN112296900 A CN 112296900A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
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Abstract
The invention relates to the technical field of hardness detection, and discloses a hardness test limiting device of a steel strand anchor clamping piece for prestressed concrete construction. This experimental stop device of hardness of steel strand wires ground tackle clamping piece for prestressed concrete construction can guarantee that the sense terminal of sclerometer and clamping piece surface keep perpendicular, improves the accurate nature that hardness detected, reduces and takes place to slide the wearing and tearing that cause because of the slope, can press from both sides the clamp of different thickness and length simultaneously tightly, and application scope is big, and is convenient for measure the multiple spot.
Description
Technical Field
The invention relates to the technical field of hardness detection, in particular to a hardness test limiting device of a steel strand anchor clamping piece for prestressed concrete construction.
Background
A prestressed concrete structure is characterized by that before the structural component is acted by external load, it is artificially pressurized, and the produced prestressed state can be used for reducing or counteracting the tensile stress resulted from external load, and the clip anchor is a fixture for anchoring steel strand, and in order to ensure safety and stability of clip anchor anchoring it has need of detecting clip hardness of clip anchor after its production.
At present, the method of detecting ground tackle clamping piece is generally to place the clamping piece on the test table of desk-top sclerometer, carry out a fixed to the clamping piece through simple clamping mechanism, then can carry out hardness detection, but in the use of reality, because the whole toper sleeve shape that is of clamping piece anchor, when placing the clamping piece, the surface of single clamping piece is the tilt state, lead to the sclerometer when detecting the clamping piece, its sense terminal is the vertical state with the clamping piece surface, not only influence the accurate nature that hardness detected, still there is sense terminal and clamping piece surface to take place to slide, cause certain wearing and tearing, be unfavorable for hardness detection and use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a hardness test limiting device of a steel strand anchor clamping piece for prestressed concrete construction, which has the advantages of adjusting the surface of the clamping piece to be in a horizontal state, ensuring that the detection end of a hardness tester and the surface of the clamping piece are in a vertical state, improving the accuracy of hardness test, reducing abrasion and the like, and solves the problems that the hardness test accuracy is influenced, the detection end of the hardness tester and the surface of the clamping piece are not in a vertical state when the clamping piece is placed because the clamping piece anchor is integrally in a conical sleeve shape, and the surface of a single clamping piece is in an inclined state when the clamping piece is placed, the detection end of the hardness tester and the surface of the clamping piece slide to cause certain abrasion, and the hardness test is not favorable for use.
(II) technical scheme
In order to realize the purposes of adjusting the surface of the clamping piece to be in a horizontal state, ensuring that the detection end of the hardness tester is vertical to the surface of the clamping piece, improving the accuracy of hardness detection and reducing abrasion, the invention provides the following technical scheme: the hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction comprises a hardness tester detection table and a fixing plate, wherein the upper end of the fixing plate is fixedly connected with a supporting leg, a supporting rod is arranged above the supporting leg, the lower end of the supporting rod is fixedly connected with an adjusting ball, the upper end of the supporting leg is provided with a ball groove matched with the adjusting ball, the adjusting ball is positioned in the ball groove and is rotatably arranged, the left side and the right side of the groove wall of the ball groove are respectively provided with a groove, the left side wall and the right side wall of the supporting leg are respectively in threaded connection with clamping bolts which are obliquely arranged, one opposite ends of the two clamping bolts respectively extend into the two grooves, the two grooves are respectively and slidably connected with clamping blocks, and the side walls of the opposite sides of the two clamping blocks are respectively and rotatably connected with the opposite ends of the rod walls of the two, two the lateral wall of the opposite one side of the clamping block is all seted up and is adjusted ball assorted arc wall, the upper end rear side fixedly connected with connecting rod of fixed plate, and the upper end of connecting rod has seted up and has rotated the groove, and the inside elastic telescopic link that is connected through the rotation of second bearing of the lateral wall in groove that rotates, the upper end fixedly connected with rotor plate of elastic telescopic link, the lower extreme fixedly connected with U-shaped piece of rotor plate, and the below of U-shaped piece is equipped with the bubble spirit level, the equal fixedly connected with connecting block in both sides around the upper end of bubble spirit level, and the lateral wall of two connecting blocks all rotates with the inside wall around the U-shaped piece respectively through the pivot and is connected, the fixed plate is connected with stop gear, the fixed plate is connected.
Preferably, the limiting mechanism comprises two U-shaped plates, two compression bolts, two compression plates and two T-shaped rods, the two U-shaped plates are respectively arranged at the left side and the right side above the fixed plate, the rod walls of the two compression bolts are respectively in threaded connection with the upper ends of the two U-shaped plates, the lower ends of the two compression bolts extend into the U-shaped plates at the same side, the upper ends of the two compression plates are respectively fixedly connected with the lower ends of the two compression bolts, the lower ends of the two T-shaped rods are respectively fixedly connected with the lower inner side walls of the two U-shaped plates, the lower ends of the two U-shaped plates are respectively and fixedly connected with a T-shaped block, the left side and the right side of the upper end of the fixed plate are respectively provided with a strip-shaped hole matched with the T-shaped block, the two T-shaped blocks are respectively arranged in the two strip-shaped holes in a, and the lower ends of the side walls of the two T-shaped blocks are respectively in threaded connection with the left end and the right end of the rod wall of the bidirectional threaded rod.
Preferably, the sliding mechanism comprises a sliding plate and two strip-shaped sliding blocks, the upper ends of the two strip-shaped sliding blocks are fixedly connected with the front side and the rear side of the lower end of the fixed plate respectively, sliding grooves matched with the strip-shaped sliding blocks are formed in the front side and the rear side of the upper end of the sliding plate respectively, the sliding plate is connected with two groups of dismounting components and connected with the hardness tester detection table through the two groups of dismounting components, and the fixed plate is connected with two groups of fastening components and connected with the sliding plate through the two groups of.
Preferably, the two sets of dismouting subassemblies include two sets of fixed blocks and two sets of fixing bolt, and are two sets of fixed block one end in opposite directions respectively with the sliding plate about both ends fixed connection, and two sets of fixing bolt's pole wall respectively with the upper end threaded connection of two sets of fixed blocks, the upper end left and right sides that the sclerometer detected the platform all sets up a set of and fixing bolt assorted screw hole.
Preferably, it is two sets of fastening components includes two sets of fastening blocks, two sets of fastening bolt and two sets of mounting panels, and is two sets of mounting panel one end in opposite directions respectively with the fixed plate around both ends fixed connection, two sets of fastening bolt's pole wall respectively with the upper end threaded connection of two sets of mounting panels, and the upper end of two sets of fastening blocks respectively with two sets of fastening bolt's lower extreme fixed connection.
Preferably, the upper ends of the two T-shaped rods and the upper end of the supporting rod are arranged on the same horizontal line.
Preferably, the side wall of the adjusting ball is provided with a plurality of anti-skid grains which are uniformly distributed.
(III) advantageous effects
Compared with the prior art, the invention provides a hardness test limiting device of a steel strand anchor clamping piece for prestressed concrete construction, which has the following beneficial effects:
1. the hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction can place the clamping piece for hardness test through the mutual matching of the arranged hardness tester testing table and the fixed plate, can greatly adjust the placing horizontal part of the clamping piece through the mutual matching of the arranged supporting leg, the supporting rod and the adjusting ball, can stably limit the adjusted adjusting ball through the mutual matching of the two clamping bolts and the two clamping blocks, avoid the random rotation of the adjusting ball, can detect the levelness of the surface of the clamping piece after the clamping piece is placed through the mutual matching of the arranged connecting rod, the elastic telescopic rod, the rotating plate, the U-shaped block, the two connecting blocks and the bubble level meter, can detect the hardness only after the detection is qualified, ensures that the detecting end of the hardness tester is vertical to the surface of the clamping piece, and improves the accuracy of the hardness test, the abrasion caused by the sliding due to the inclination is reduced.
2. This experimental stop device of hardness of steel strand wires ground tackle clamping piece for prestressed concrete construction, through the stop gear who is equipped with, can stabilize to the clamping piece both ends and press from both sides tightly, and can press from both sides the clamping piece of different thickness and length tightly, application scope is big, through the slide mechanism who is equipped with, can be under the tight state fast movement clamping piece of clamp, make the sclerometer measure a plurality of points, improve the accurate nature of testing result, and be convenient for carry out quick assembly disassembly with this device and sclerometer test table.
Drawings
FIG. 1 is a schematic structural view of a hardness test limiting device of a steel strand anchor clamping piece for prestressed concrete construction, which is provided by the invention;
FIG. 2 is a schematic side view of a portion of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 1 according to the present invention;
fig. 4 is a schematic top view of the fixing plate of fig. 1 according to the present invention.
In the figure: the device comprises a 1-hardness-meter detection table, a 2-fixed plate, 3-supporting legs, 4-supporting rods, 5-adjusting balls, 6-clamping bolts, 7-clamping blocks, 8-connecting rods, 9-elastic telescopic rods, 10-rotating plates, 11-U-shaped blocks, 12-bubble level meters, 13-connecting blocks, 14-U-shaped plates, 15-clamping bolts, 16-clamping plates, 17-T-shaped rods, 18-T-shaped blocks, 19-bidirectional threaded rods, 20-sliding plates, 21-bar-shaped sliding blocks, 22-fixing blocks, 23-fixing bolts, 24-fastening blocks, 25-fastening bolts and 26-mounting.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction comprises a hardness tester detecting table 1 and a fixing plate 2, wherein the upper end of the fixing plate 2 is fixedly connected with a supporting leg 3, a supporting rod 4 is arranged above the supporting leg 3, the lower end of the supporting rod 4 is fixedly connected with an adjusting ball 5, the upper end of the supporting leg 3 is provided with a ball groove matched with the adjusting ball 5, the adjusting ball 5 is positioned in the ball groove and is rotatably arranged, the left side and the right side of the groove wall of the ball groove are both provided with grooves, the left side wall and the right side wall of the supporting leg 3 are both in threaded connection with obliquely arranged clamping bolts 6, opposite ends of the two clamping bolts 6 respectively extend to the inner parts of the two grooves, clamping blocks 7 are slidably connected to the inner parts of the two grooves, and the side walls of the opposite sides of the two clamping blocks 7 are respectively rotatably connected with opposite ends of, the lateral wall of two tight piece 7 opposite sides one side of clamp has all been seted up and has been adjusted 5 assorted arcs, the upper end rear side fixedly connected with connecting rod 8 of fixed plate 2, and the upper end of connecting rod 8 has been seted up and has been rotated the groove, and the inside elasticity telescopic link 9 that is connected through the second bearing rotation of the lateral wall in rotation groove, the upper end fixedly connected with rotor plate 10 of elasticity telescopic link 9, the lower extreme fixedly connected with U-shaped piece 11 of rotor plate 10, and the below of U-shaped piece 11 is equipped with bubble spirit level 12, the equal fixedly connected with connecting block 13 in both sides around the upper end of bubble spirit level 12, and the lateral wall of two connecting blocks 13 all rotates with the inside wall around U-shaped piece 11 respectively through the pivot and is connected, fixed plate 2 is connected with stop gear, fixed plate 2.
The limiting mechanism comprises two U-shaped plates 14, two compression bolts 15, two compression plates 16 and two T-shaped rods 17, wherein the two U-shaped plates 14 are respectively arranged at the left side and the right side above the fixed plate 2, the rod walls of the two compression bolts 15 are respectively in threaded connection with the upper ends of the two U-shaped plates 14, the lower ends of the two compression bolts 15 extend into the U-shaped plates 14 on the same side, the upper ends of the two compression plates 16 are respectively fixedly connected with the lower ends of the two compression bolts 15, the lower ends of the two T-shaped rods 17 are respectively fixedly connected with the lower inner side walls of the two U-shaped plates 14, the lower ends of the two U-shaped plates 14 are respectively and fixedly connected with T-shaped blocks 18, the left side and the right side of the upper end of the fixed plate 2 are respectively provided with strip-shaped holes matched with the T-shaped blocks 18, the two T-shaped blocks 18 are respectively arranged in the, and the lower extreme of the lateral wall of two T-shaped blocks 18 respectively with two end threaded connection about the pole wall of two-way threaded rod 19, place the clamping piece on bracing piece 4 earlier, after the regulation level was accomplished, twist two-way threaded rod 19 earlier, can make two T-shaped blocks 18 remove in opposite directions, thereby can drive two U-shaped plates 14 and remove in opposite directions, and then can support tightly the both ends of clamping piece, support tightly the back, twist two clamp bolt 15 again, can make two clamp plate 16 move down and further press from both sides tightly the left and right sides both ends of clamping piece, the spacing effect of antiskid is better, and can stabilize spacing to the clamping piece of different length and thickness, application scope is great.
Slide mechanism includes sliding plate 20 and two bar slider 21, both sides fixed connection around the upper end of two bar slider 21 respectively with the lower extreme of fixed plate 2, both sides all seted up with bar slider 21 assorted spout around the upper end of sliding plate 20, sliding plate 20 is connected with two sets of dismouting subassemblies and examines test table 1 with the sclerometer through two sets of dismouting subassemblies and be connected, fixed plate 2 is connected with two sets of fastening components and is connected with sliding plate 20 through two sets of fastening components, a point back has been detected, fixed plate 2 can slide, in order to adjust the clamping piece position, thereby can detect the point of difference, improve the accurate nature of testing result.
Two sets of dismouting subassemblies include two sets of fixed blocks 22 and two sets of fixing bolt 23, two sets of fixed blocks 22 opposite ends respectively with sliding plate 20 about both ends fixed connection, and the pole wall of two sets of fixing bolt 23 respectively with two sets of fixed blocks 22's upper end threaded connection, the sclerometer detects the upper end left and right sides of platform 1 and all seted up a set of and fixing bolt 23 assorted screw hole, twist two sets of fixing bolt 23, can detect platform 1 with the sclerometer to two sets of fixed blocks 22 and fix, the people of being convenient for carry out the dismouting to sliding plate 20.
Two sets of fastening components include two sets of fastening blocks 24, two sets of fastening bolt 25 and two sets of mounting panels 26, two sets of mounting panels 26 one end in opposite directions respectively with the front and back both ends fixed connection of fixed plate 2, the pole wall of two sets of fastening bolt 25 respectively with the upper end threaded connection of two sets of mounting panels 26, and the upper end of two sets of fastening blocks 24 respectively with the lower extreme fixed connection of two sets of fastening bolt 25, after the slip is accomplished, twist and move two sets of fastening bolt 25, can make two sets of fastening blocks 24 move down, and offset with the sliding plate 20 surface, thereby can increase sliding plate 20 and fixed frictional force according to between 2, thereby can guarantee that position control accomplishes the stability of after-fixing plate 2.
The upper ends of the two T-shaped rods 17 and the upper end of the supporting rod 4 are arranged on the same horizontal line, so that the normal clamping piece is kept horizontal after being placed.
A plurality of evenly distributed anti-skidding lines are arranged on the side wall of the adjusting ball 5, so that the friction force between the adjusting ball 5 and the two clamping blocks 7 can be increased, and the clamping stability can be ensured.
In conclusion, when the limiting device for the hardness test of the steel strand anchor clamping piece for prestressed concrete construction is used, a clamping piece to be detected is placed on the supporting rod 4, the clamping piece is simply fixed by fingers, the bubble level gauge 12 is rotated to be above the clamping piece by rotating the rotating plate 10, the lower surface of the bubble level gauge 12 can be contacted with the upper end of the clamping piece through the elastic telescopic rod 9, whether the clamping piece is horizontal or not is judged through the bubble level gauge 12, if the clamping piece is not horizontal, the two clamping bolts 6 are screwed to separate the two clamping blocks 7 from the adjusting ball 5, the levelness of the supporting rod 4 is adjusted through rotating the adjusting ball 5, when the levelness of the measuring clamping piece is kept in a proper range, the two clamping bolts 6 are rotated to enable the two clamping blocks 7 to stably clamp the adjusting ball 5, and the hardness test can be carried out only after the test is qualified, the detection end of the hardness tester is guaranteed to be perpendicular to the surface of the clamping piece, the accuracy of hardness detection is improved, and abrasion caused by sliding due to inclination is reduced.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Hardness test stop device of steel strand wires ground tackle clamping piece for prestressed concrete construction detects platform (1) and fixed plate (2), its characterized in that including the sclerometer: the upper end of the fixed plate (2) is fixedly connected with a supporting leg (3), a supporting rod (4) is arranged above the supporting leg (3), the lower end of the supporting rod (4) is fixedly connected with an adjusting ball (5), the upper end of the supporting leg (3) is provided with a ball groove matched with the adjusting ball (5), the adjusting ball (5) is positioned in the ball groove and is rotatably arranged, the left side and the right side of the groove wall of the ball groove are provided with grooves, the left side wall and the right side wall of the supporting leg (3) are in threaded connection with clamping bolts (6) which are obliquely arranged, opposite ends of the two clamping bolts (6) respectively extend to the inner parts of the two grooves, clamping blocks (7) are slidably connected in the two grooves, and the side wall of the opposite side of each clamping block (7) is respectively rotatably connected with opposite ends of the rod walls of the two clamping bolts (6) through first bearings, the side walls of the opposite sides of the two clamping blocks (7) are respectively provided with an arc-shaped groove matched with the adjusting ball (5), the rear side of the upper end of the fixed plate (2) is fixedly connected with a connecting rod (8), the upper end of the connecting rod (8) is provided with a rotating groove, the inner part of the side wall of the rotating groove is rotatably connected with an elastic telescopic rod (9) through a second bearing, the upper end of the elastic telescopic rod (9) is fixedly connected with a rotating plate (10), the lower end of the rotating plate (10) is fixedly connected with a U-shaped block (11), a bubble level meter (12) is arranged below the U-shaped block (11), the front side and the rear side of the upper end of the bubble level meter (12) are respectively and fixedly connected with connecting blocks (13), the side walls of the two connecting blocks (13) are respectively and rotatably connected with the front inner side, the fixed plate (2) is connected with a sliding mechanism and is connected with the hardness tester detection table (1) through the sliding mechanism.
2. The hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction according to claim 1, wherein: the limiting mechanism comprises two U-shaped plates (14), two compression bolts (15), two compression plates (16) and two T-shaped rods (17), wherein the two U-shaped plates (14) are respectively arranged at the left side and the right side above the fixed plate (2), the rod walls of the two compression bolts (15) are respectively in threaded connection with the upper ends of the two U-shaped plates (14), the lower ends of the two compression bolts (15) extend into the U-shaped plates (14) on the same side, the upper ends of the two compression plates (16) are respectively fixedly connected with the lower ends of the two compression bolts (15), the lower ends of the two T-shaped rods (17) are respectively fixedly connected with the lower inner side walls of the two U-shaped plates (14), the lower ends of the two U-shaped plates (14) are respectively and fixedly connected with T-shaped blocks (18), and the left side and the right side of the upper end of the fixed plate (2) are respectively provided with strip-shaped holes matched, two T-shaped piece (18) are located the inside slip setting in two bar holes respectively, two the lateral wall in bar hole all rotates jointly through the third bearing and is connected with two-way threaded rod (19), and the both ends threaded connection about the lateral wall lower extreme of two T-shaped piece (18) respectively with the pole wall of two-way threaded rod (19).
3. The hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction according to claim 1, wherein: the sliding mechanism comprises a sliding plate (20) and two strip-shaped sliding blocks (21), the upper ends of the two strip-shaped sliding blocks (21) are fixedly connected with the front side and the rear side of the lower end of a fixing plate (2) respectively, sliding grooves matched with the strip-shaped sliding blocks (21) are formed in the front side and the rear side of the upper end of the sliding plate (20), the sliding plate (20) is connected with two sets of dismounting components and is connected with a hardness tester detection table (1) through the two sets of dismounting components, and the fixing plate (2) is connected with two sets of fastening components and is connected with the sliding plate (20) through the two sets.
4. The hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction according to claim 3, wherein: two sets of dismouting subassembly includes two sets of fixed blocks (22) and two sets of fixing bolt (23), and is two sets of fixed block (22) opposite ends respectively with sliding plate (20) about both ends fixed connection, and the pole wall of two sets of fixing bolt (23) respectively with the upper end threaded connection of two sets of fixed blocks (22), the sclerometer detects the upper end left and right sides of platform (1) and all sets up a set of and fixing bolt (23) assorted screw hole.
5. The hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction according to claim 3, wherein: two sets of fastening components includes two sets of fastening blocks (24), two sets of fastening bolt (25) and two sets of mounting panel (26), and is two sets of mounting panel (26) one end in opposite directions respectively with the front and back both ends fixed connection of fixed plate (2), two sets of the pole wall of fastening bolt (25) respectively with the upper end threaded connection of two sets of mounting panel (26), and the upper end of two sets of fastening blocks (24) respectively with the lower extreme fixed connection of two sets of fastening bolt (25).
6. The hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction according to claim 2, characterized in that: the upper ends of the two T-shaped rods (17) and the upper end of the supporting rod (4) are arranged on the same horizontal line.
7. The hardness test limiting device of the steel strand anchor clamping piece for prestressed concrete construction according to claim 1, wherein: the side wall of the adjusting ball (5) is provided with a plurality of evenly distributed anti-slip lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011053985.6A CN112296900B (en) | 2020-09-30 | 2020-09-30 | Hardness test limiting device of steel strand anchorage device clamping piece for prestressed concrete construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011053985.6A CN112296900B (en) | 2020-09-30 | 2020-09-30 | Hardness test limiting device of steel strand anchorage device clamping piece for prestressed concrete construction |
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| CN112296900A true CN112296900A (en) | 2021-02-02 |
| CN112296900B CN112296900B (en) | 2022-05-24 |
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| CN202011053985.6A Active CN112296900B (en) | 2020-09-30 | 2020-09-30 | Hardness test limiting device of steel strand anchorage device clamping piece for prestressed concrete construction |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4442705A (en) * | 1982-06-14 | 1984-04-17 | Page-Wilson Corporation | Clamping nosepiece for hardness tester |
| CN104198312A (en) * | 2014-07-22 | 2014-12-10 | 安徽金星预应力工程技术有限公司 | Tooling for measuring hardness of clamping piece |
| CN105167953A (en) * | 2015-09-23 | 2015-12-23 | 新疆医科大学第一附属医院 | Multi-freedom-degree adjustable hand surgery operation table |
| CN208744631U (en) * | 2018-08-24 | 2019-04-16 | 中山市恒玻钢化玻璃有限公司 | A kind of doubling glass processing fixation device of good clamping effect |
| CN210465174U (en) * | 2019-07-25 | 2020-05-05 | 烟台飞马机械零部件有限公司 | Sclerometer with protection casing |
| CN210803637U (en) * | 2019-07-24 | 2020-06-19 | 武汉鄂电电力试验设备有限公司 | Cable detector mounting platform |
-
2020
- 2020-09-30 CN CN202011053985.6A patent/CN112296900B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4442705A (en) * | 1982-06-14 | 1984-04-17 | Page-Wilson Corporation | Clamping nosepiece for hardness tester |
| CN104198312A (en) * | 2014-07-22 | 2014-12-10 | 安徽金星预应力工程技术有限公司 | Tooling for measuring hardness of clamping piece |
| CN105167953A (en) * | 2015-09-23 | 2015-12-23 | 新疆医科大学第一附属医院 | Multi-freedom-degree adjustable hand surgery operation table |
| CN208744631U (en) * | 2018-08-24 | 2019-04-16 | 中山市恒玻钢化玻璃有限公司 | A kind of doubling glass processing fixation device of good clamping effect |
| CN210803637U (en) * | 2019-07-24 | 2020-06-19 | 武汉鄂电电力试验设备有限公司 | Cable detector mounting platform |
| CN210465174U (en) * | 2019-07-25 | 2020-05-05 | 烟台飞马机械零部件有限公司 | Sclerometer with protection casing |
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|---|---|
| CN112296900B (en) | 2022-05-24 |
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