CN112414864A - Building steel connecting piece high temperature structural strength testing arrangement - Google Patents
Building steel connecting piece high temperature structural strength testing arrangement Download PDFInfo
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- CN112414864A CN112414864A CN202110084665.5A CN202110084665A CN112414864A CN 112414864 A CN112414864 A CN 112414864A CN 202110084665 A CN202110084665 A CN 202110084665A CN 112414864 A CN112414864 A CN 112414864A
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- fixed
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- connecting piece
- steel connecting
- structural strength
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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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/18—Performing tests at high or low temperatures
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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
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a high-temperature structural strength testing device for a building steel connecting piece, which comprises a base, wherein two symmetrical supporting blocks are fixed on the base, a motor is fixed on each of the two supporting blocks, a shaft lever is fixed on an output shaft of the motor, a power block is connected to the upper thread of the shaft lever, a sliding block is fixed on one side of the power block, a semicircular curved rod slides in the sliding block, supports are fixed at two ends of the curved rod, a pressure block is fixed between the two supports, a clamping block is fixed on the pressure block, and two symmetrical hydraulic cylinders are arranged on the clamping block. This building steel connecting piece high temperature structural strength testing arrangement, the test structure who has solved current steel connecting piece testing arrangement is single, can not too much position carry out the atress test to the steel connecting piece, influences the problem of the test data of steel connecting piece.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a device for testing the high-temperature structural strength of a building steel connecting piece.
Background
The steel bar connection is a connection mode of steel bars, the connection mode of the steel bars mainly comprises four connection modes of binding and overlapping, mechanical connection, casing grouting connection and welding, joints are arranged at positions with small stress as much as possible, key positions with large structural stress are avoided, the reinforcement encryption ranges of stirrups at the beam end and the column end are avoided in the seismic design, the connection in the areas is needed, and the mechanical connection or the welding is adopted.
Along with the development of construction, the requirement to the steel reinforcement cage preparation is higher and higher, and new requirement is unable to be accomplished by the manual work, should establish the attach fitting less on same atress reinforcing bar in same span or same floor height, needs to improve the intensity of connecting piece, and current steel connecting piece testing arrangement's test structure is single, can not too much position carry out the atress test to the steel connecting piece, influences the test data of steel connecting piece.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device for testing the high-temperature structural strength of a building steel connecting piece, and solves the problems that the existing device for testing the steel connecting piece is single in testing structure, can not test the stress of the steel connecting piece in too many directions and influences the testing data of the steel connecting piece.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the high-temperature structural strength testing device for the construction steel connecting piece comprises a base, wherein two symmetrical supporting blocks are fixed on the base, a motor is fixed on each of the two supporting blocks, a shaft lever is fixed on an output shaft of the motor, and a power block is connected to the upper thread of the shaft lever;
the power block is characterized in that a sliding block is fixed on one side of the power block, a semicircular curved rod slides inside the sliding block, supports are fixed at two ends of the curved rod, a pressure block is fixed between the two supports, a clamping block is fixed on the pressure block, two symmetrical hydraulic cylinders are arranged on the clamping block, and clamping blocks are fixed at output ends of the two hydraulic cylinders.
Preferably, the clamping block is provided with a sliding groove matched with the hydraulic cylinder, and the clamping block is provided with a tooth block.
Preferably, a tension detector is arranged between the pressure block and the clamping block.
Preferably, a screw is arranged on the sliding block, a moving groove is arranged on the curved bar, and a thread groove matched with the screw is arranged on the moving groove.
Preferably, a flame projecting head is fixed on the bracket, and a hydrogen pipe is arranged on the flame projecting head.
Preferably, the two ends of the curved rod are fixed with limiting blocks.
Preferably, the power block is fixed with a telescopic rod, one end of the telescopic rod is fixed with a common connecting frame, and the connecting frame is fixed with the motor.
Preferably, the motor is clamped with a clamping ring, and the clamping ring is fixed with the supporting block through a screw.
(III) advantageous effects
The invention provides a device for testing the high-temperature structural strength of a building steel connecting piece. The method has the following beneficial effects:
this building steel connecting piece high temperature structural strength testing arrangement, it fixes to drive the fixture block through the pneumatic cylinder, rotate the curved bar simultaneously, change the slider in the position of curved bar, thereby change the atress angle of connecting piece, be provided with the thread groove with screw rod looks adaptation on the shifting chute through the curved bar, make slider and curved bar fix, the motor drives the axostylus axostyle simultaneously and rotates, it removes to drive the power block, drive the slider, drive the clamp splice through curved bar and support, carry out the tensile test to the connecting piece, the test structure who has solved current steel connecting piece testing arrangement is single, can not too much position carry out the atress test to the steel connecting piece, influence the problem of the test data of steel connecting piece.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection between the slider and the crank in the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
in the figure, a base 1, a supporting block 2, a motor 3, a shaft lever 4, a power block 5, a sliding block 6, a curved lever 7, a bracket 8, a pressure block 9, a clamping block 10, a hydraulic cylinder 11, a clamping block 12, a sliding chute 13, a tooth block 14, a tension detector 15, a screw rod 16, a moving chute 17, a flame-throwing head 19, a limiting block 20, a telescopic rod 21, a connecting frame 22 and a clamping ring 23 are arranged.
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. 1-3, an embodiment of the present invention provides a technical solution: the high-temperature structural strength testing device for the construction steel connecting piece comprises a base 1, wherein two symmetrical supporting blocks 2 are fixed on the base 1, a motor 3 is fixed on each of the two supporting blocks 2, a shaft lever 4 is fixed on an output shaft of the motor 3, and a power block 5 is connected to the upper thread of the shaft lever 4;
one side of power piece 5 is fixed with slider 6, and the inside slip of slider 6 has semicircular curved bar 7, and the both ends of curved bar 7 all are fixed with support 8, and are fixed with pressure piece 9 between two supports 8, are fixed with clamp splice 10 on the pressure piece 9, are provided with the pneumatic cylinder 11 of two symmetries on the clamp splice 10, and the output of two pneumatic cylinders 11 all is fixed with fixture block 12.
Furthermore, a sliding groove 13 matched with the hydraulic cylinder 11 is arranged on the clamping block 10, and a tooth block 14 is arranged on the clamping block 12.
Further, a tension detector 15 is provided between the pressure block 9 and the clamping block 10.
Further, a screw 16 is arranged on the slide block 6, a moving groove 17 is arranged on the curved rod 7, and a thread groove matched with the screw 16 is arranged on the moving groove 17.
Furthermore, a flame projecting head 19 is fixed on the bracket 8, and a hydrogen pipe is arranged on the flame projecting head 19.
Further, limiting blocks 20 are fixed at both ends of the curved rod 7.
Further, an expansion link 21 is fixed on the power block 5, a common connecting frame 22 is fixed at one end of the expansion link 21, and the connecting frame 22 is fixed with the motor 3.
Further, the motor 3 is connected with a snap ring 23 in a clamping manner, and the snap ring 23 is fixed with the supporting block 2 through a screw.
As shown in fig. 1, the device for testing the high-temperature structural strength of the building steel connecting piece comprises a base 1, wherein two symmetrical supporting blocks 2 are fixed on the base 1, a motor 3 is fixed on each of the two supporting blocks 2, a shaft lever 4 is fixed on an output shaft of the motor 3, a power block 5 is connected to the upper thread of the shaft lever 4, and a thread matched with the shaft lever 4 is arranged inside the power block 5;
as shown in fig. 2 and 3, a slider 6 is fixed on one side of a power block 5, a semicircular curved rod 7 slides inside the slider 6, brackets 8 are fixed on both ends of the curved rod 7 to support and fix the curved rod, a pressure block 9 is fixed between the two brackets 8, a clamping block 10 is fixed on the pressure block 9, two symmetrical hydraulic cylinders 11 are arranged on the clamping block 10, clamping blocks 12 are fixed on both output ends of the two hydraulic cylinders 11, a sliding groove 13 matched with the hydraulic cylinders 11 is arranged on the clamping block 10, a tooth block 14 is arranged on the clamping block 12 to improve the fixing strength, and a tension detector 15 is arranged between the pressure block 9 and the clamping block 10 to detect the stress degree.
The invention has the advantages that the slide block 6 is provided with a screw 16, the curved bar 7 is provided with a moving groove 17, the moving groove 17 is provided with a thread groove matched with the screw 16, the bracket 8 is fixed with a flame projecting head 19 for changing the surface temperature of the connecting piece, the flame projecting head 19 is provided with a hydrogen pipe, and the two ends of the curved bar 7 are fixed with limiting blocks 20 for limiting.
As shown in fig. 1, the power block 5 of the invention is fixed with the telescopic rod 21, one end of the telescopic rod 21 is fixed with the common connecting frame 22 to play a role of limiting, the connecting frame 22 is fixed with the motor 3, the motor 3 is clamped with the snap ring 23, and the snap ring 23 is fixed with the supporting block 2 through screws, thereby improving the fixing high strength.
During the use, the user places the both ends of connecting piece on fixture block 12 of clamp splice 10, it fixes to drive fixture block 12 through pneumatic cylinder 11, rotate curved bar 7 simultaneously, change slider 6 in the position of curved bar 7, thereby change the atress angle of connecting piece, be provided with the thread groove with 16 looks adaptations of screw rod on the shifting chute 17 through curved bar 7, make slider 6 and curved bar 7 fix, motor 3 drives axostylus axostyle 4 and rotates simultaneously, it removes to drive power block 5, drive slider 6, drive clamp splice 10 through curved bar 7 and support 8, carry out the tensile test to the connecting piece, be fixed with the temperature environment that flame projecting head 19 can change the connecting piece on the support 8 simultaneously, through the strength test of tensile detector 15 inspection connecting piece.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are 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.
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 (8)
1. Building steel connecting piece high temperature structural strength testing arrangement, including base (1), its characterized in that: two symmetrical supporting blocks (2) are fixed on the base (1), a motor (3) is fixed on each of the two supporting blocks (2), a shaft lever (4) is fixed on an output shaft of the motor (3), and a power block (5) is connected to the upper thread of the shaft lever (4);
the power block is characterized in that a sliding block (6) is fixed on one side of the power block (5), a semicircular curved rod (7) slides inside the sliding block (6), supports (8) are fixed at two ends of the curved rod (7), a pressure block (9) is fixed between the two supports (8), a clamping block (10) is fixed on the pressure block (9), two symmetrical hydraulic cylinders (11) are arranged on the clamping block (10), and clamping blocks (12) are fixed at output ends of the two hydraulic cylinders (11).
2. The device for testing the high-temperature structural strength of the construction steel connecting piece according to claim 1, wherein: the clamping block (10) is provided with a sliding groove (13) matched with the hydraulic cylinder (11), and the clamping block (12) is provided with a tooth block (14).
3. The device for testing the high-temperature structural strength of the construction steel connecting piece according to claim 1, wherein: and a tension detector (15) is arranged between the pressure block (9) and the clamping block (10).
4. The device for testing the high-temperature structural strength of the construction steel connecting piece according to claim 1, wherein: a screw rod (16) is arranged on the sliding block (6), a moving groove (17) is arranged on the curved rod (7), and a thread groove matched with the screw rod (16) is arranged on the moving groove (17).
5. The device for testing the high-temperature structural strength of the construction steel connecting piece according to claim 1, wherein: a flame projecting head (19) is fixed on the bracket (8), and a hydrogen pipe is arranged on the flame projecting head (19).
6. The device for testing the high-temperature structural strength of the construction steel connecting piece according to claim 1, wherein: and limiting blocks (20) are fixed at two ends of the curved rod (7).
7. The device for testing the high-temperature structural strength of the construction steel connecting piece according to claim 1, wherein: the power block (5) is fixed with a telescopic rod (21), one end of the telescopic rod (21) is fixed with a common connecting frame (22), and the connecting frame (22) is fixed with the motor (3).
8. The device for testing the high-temperature structural strength of the construction steel connecting piece according to claim 1, wherein: motor (3) go up the joint have snap ring (23), and snap ring (23) are fixed through screw and supporting shoe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084665.5A CN112414864B (en) | 2021-01-22 | 2021-01-22 | Building steel connecting piece high temperature structural strength testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084665.5A CN112414864B (en) | 2021-01-22 | 2021-01-22 | Building steel connecting piece high temperature structural strength testing arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN112414864A true CN112414864A (en) | 2021-02-26 |
| CN112414864B CN112414864B (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110084665.5A Active CN112414864B (en) | 2021-01-22 | 2021-01-22 | Building steel connecting piece high temperature structural strength testing arrangement |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6041660A (en) * | 1997-07-01 | 2000-03-28 | Ricoh Company, Ltd. | Tensile strength tester |
| CN204116141U (en) * | 2014-07-04 | 2015-01-21 | 江西亚菲达铜业有限公司 | A kind of pulling strengrth test machine of large-scale copper pipe |
| CN204359606U (en) * | 2014-12-13 | 2015-05-27 | 天津回佳轮胎有限公司 | Tear strength inner tube of a tyre pulling strengrth test platform |
| CN204389301U (en) * | 2015-02-04 | 2015-06-10 | 天津出入境检验检疫局工业产品安全技术中心 | A kind of child fastener pulling strengrth proving installation |
| CN106404539A (en) * | 2016-11-15 | 2017-02-15 | 北方工业大学 | Test method for realizing uniform unidirectional stretching |
| CN210626185U (en) * | 2019-10-08 | 2020-05-26 | 四川省公路规划勘察设计研究院有限公司 | Ground tensile test device |
| CN211453145U (en) * | 2019-10-31 | 2020-09-08 | 黄石市欧朗电子科技有限公司 | Different angle solder joint tensile test tool |
-
2021
- 2021-01-22 CN CN202110084665.5A patent/CN112414864B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6041660A (en) * | 1997-07-01 | 2000-03-28 | Ricoh Company, Ltd. | Tensile strength tester |
| CN204116141U (en) * | 2014-07-04 | 2015-01-21 | 江西亚菲达铜业有限公司 | A kind of pulling strengrth test machine of large-scale copper pipe |
| CN204359606U (en) * | 2014-12-13 | 2015-05-27 | 天津回佳轮胎有限公司 | Tear strength inner tube of a tyre pulling strengrth test platform |
| CN204389301U (en) * | 2015-02-04 | 2015-06-10 | 天津出入境检验检疫局工业产品安全技术中心 | A kind of child fastener pulling strengrth proving installation |
| CN106404539A (en) * | 2016-11-15 | 2017-02-15 | 北方工业大学 | Test method for realizing uniform unidirectional stretching |
| CN210626185U (en) * | 2019-10-08 | 2020-05-26 | 四川省公路规划勘察设计研究院有限公司 | Ground tensile test device |
| CN211453145U (en) * | 2019-10-31 | 2020-09-08 | 黄石市欧朗电子科技有限公司 | Different angle solder joint tensile test tool |
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| CN112414864B (en) | 2021-04-16 |
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