CN213121383U - Stress detection device of steel structure - Google Patents
Stress detection device of steel structure Download PDFInfo
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- CN213121383U CN213121383U CN202020812791.9U CN202020812791U CN213121383U CN 213121383 U CN213121383 U CN 213121383U CN 202020812791 U CN202020812791 U CN 202020812791U CN 213121383 U CN213121383 U CN 213121383U
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Abstract
The utility model discloses a stress detection device of steel construction, the on-line screen storage device comprises a base, the top both ends of base all are fixed with the fixing base, the fixing base is the ascending hollow structure of opening, and the inboard of fixing base is equipped with first lead screw, first bevel gear has been cup jointed to the bottom of first lead screw is fixed, the upper end surface threaded connection of first lead screw has the movable sleeve, the fixed diaphragm that has cup jointed in the outside of movable sleeve, the central authorities of diaphragm run through and are equipped with a screw thread section of thick bamboo, screw thread section of thick bamboo female connection has adjusting screw, the adjusting screw top is fixed with the handle, adjusting screw bottom movable mounting has the connecting block, the bottom of connecting block is fixed with the punch holder, the guide way has been seted up on the top surface of base, the one end of base is fixed with the motor, the. The utility model discloses can rationally adjust the distance that detects according to the width of steel construction, improve the efficiency that the user detected, application scope is wide, and the practicality is strong.
Description
Technical Field
The utility model relates to a prestressing force detects technical field, in particular to stress detection device of steel construction.
Background
At present, with the improvement of national economic strength and the requirement of urbanization development, the urban construction and design are more and more diversified, and different house models have different modeling structures. In the construction, the prestress detection of the steel frame is an important step, and the traditional detection equipment has the defect that the stability is insufficient in the detection process, so that the detection result deviation is caused.
Stress detection generally refers to a technical means of detecting stress change of a stressed steel structure by using a detection instrument in the construction process of a building structure, such as the processes of steel structure installation, uninstallation, transformation, reinforcement, concrete pouring and the like, so that technicians can compare the stress change with a control value to ensure the construction safety.
However, the stress detection device of the traditional steel structure cannot adjust the detection distance according to the reasonable width of the steel structure when detecting, inconvenience is brought to a user when detecting, the detection efficiency of the user is greatly influenced, the application range is small, the utilization rate is low, and the practicability of the stress detection device of the steel structure is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a stress detection device of steel construction can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a stress detection device of a steel structure comprises a base, wherein fixing seats are fixed at two ends of the top of the base, the fixing seats are of a hollow structure with an upward opening, a first screw rod is arranged on the inner side of each fixing seat, the bottom of the first screw rod extends to the inner cavity of the base and is fixedly sleeved with a first bevel gear, the upper end surface of the first screw rod is in threaded connection with a movable sleeve, a transverse plate is fixedly sleeved on the outer side of the movable sleeve, a threaded cylinder penetrates through the center of the transverse plate and is internally connected with an adjusting screw rod, a handle is fixed at the top of the adjusting screw rod, a connecting block is movably installed at the bottom of the adjusting screw rod, an upper clamping plate is fixed at the bottom of the connecting block, a guide groove is formed in the surface of the top of the base, a motor is fixed at one end of the base, an output shaft of the motor penetrates through one side wall, the both ends of second lead screw extend to respectively in the base cavity and the fixed bevel gear that has cup jointed, the second bevel gear with first bevel gear meshing is connected, the second lead screw equidistance divide into two sections that spiral opposite direction and length equal, the movable block has all been cup jointed through the screw thread in the both ends of second lead screw, the top level of movable block is run through and is equipped with the screw rod, the one end fixedly connected with grip block of screw rod, the other end fixedly connected with limiting plate of screw rod, the bottom fixed mounting of grip block has the lower plate, a side surface of grip block inlays and is equipped with pressure detector.
Preferably, one side of the top of the moving block is provided with a step matched with the clamping plate, the inner side of the upper end of the moving block is provided with a threaded hole which is communicated from left to right, and the threaded hole is matched with the screw rod.
Preferably, the top of the inner cavity of the base is embedded with a bearing matched with the first screw rod.
Preferably, the punch holder with the inboard of lower plate all is equipped with the centre gripping subassembly, the centre gripping subassembly is including evenly seting up in the punch holder with a plurality of recess of lower plate medial surface, recess inboard bottom is connected with buffer spring, buffer spring's tip fixedly connected with arc, the arc respectively with the punch holder with the inner wall looks adaptation of lower plate, the inboard fixed surface of arc has the rubber pad.
Preferably, the bottom of the inner side of the guide groove is provided with a slide rail which is connected with the moving block in a sliding manner.
Preferably, the pressure detector is of the type PT 124G-123.
Compared with the prior art, the utility model discloses following beneficial effect has: the stress detection device for the steel structure comprises a to-be-detected piece, a lower clamping plate, a motor, a pressure detector, a transverse plate, an adjusting screw rod, a movable block, a motor and a motor, wherein the to-be-detected piece is placed on the lower clamping plate, the motor is started, the motor drives a second screw rod to rotate, the second screw rod drives the movable block to synchronously move towards or away from each other in the horizontal direction, the movable block drives the clamping plate to synchronously move towards or away from each other, the pressure detector detects stress, the two ends of the to-be-detected piece are uniformly stressed, the accuracy of a detection result is ensured, meanwhile, the second screw rod is meshed with a first bevel gear through a second bevel gear to drive the first screw rod to rotate, the first screw rod drives a movable sleeve on the surface to move downwards in the vertical direction, so as to drive the transverse plate to move downwards, the transverse plate drives the adjusting screw rod to move downwards, and then make buffer spring compression, the inboard rubber pad of arc closely laminates with the upper end surface of the piece that awaits measuring, and simultaneously, the lower plate contacts with the lower extreme surface of the piece that awaits measuring, and then make buffer spring compression, the inboard rubber pad of arc closely laminates with the lower extreme surface of the piece that awaits measuring, buffer spring is convenient for protect the piece that awaits measuring respectively with the contact surface of punch holder and lower plate, avoid the clamping face damage of the piece that awaits measuring when detecting, the indentation appears, through setting up adjusting screw and screw thread section of thick bamboo, can manually adjust the height of punch holder, the stress detection device of whole steel construction simple structure, and the operation is convenient, can be according to the reasonable distance that detects of regulation of the width of steel construction, the efficiency that the user detected has been improved greatly, and the.
Drawings
Fig. 1 is a schematic view of the overall structure of a steel structure stress detection device of the present invention;
fig. 2 is a cross-sectional view of an upper clamp plate of the stress detection device for a steel structure of the present invention;
fig. 3 is a cross-sectional view of the lower plate of the stress detection device of the steel structure.
In the figure: 1. a base; 2. a fixed seat; 3. a first lead screw; 4. a first bevel gear; 5. moving the sleeve; 6. a transverse plate; 7. a threaded barrel; 8. adjusting the screw rod; 9. a handle; 10. connecting blocks; 11. an upper splint; 12. a guide groove; 13. a motor; 14. a second lead screw; 15. a second bevel gear; 16. a screw; 17. a clamping plate; 18. a limiting plate; 19. a lower splint; 20. a pressure detector; 21. a groove; 22. a buffer spring; 23. an arc-shaped plate; 24. a rubber pad; 25. a slide rail; 26. moving the mass.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a steel structure stress detection device comprises a base 1, wherein fixed seats 2 are fixed at both ends of the top of the base 1, the fixed seats 2 are of a hollow structure with an upward opening, a first lead screw 3 is arranged on the inner side of the fixed seats 2, a first bevel gear 4 is fixedly sleeved on the bottom of the first lead screw 3 extending to the inner cavity of the base 1, a movable sleeve 5 is connected to the upper end surface of the first lead screw 3 through a thread, a transverse plate 6 is fixedly sleeved on the outer side of the movable sleeve 5, a thread cylinder 7 is arranged in the center of the transverse plate 6 in a penetrating manner, an adjusting screw 8 is connected to the thread cylinder 7 through a thread, a handle 9 is fixed at the top of the adjusting screw 8, a connecting block 10 is movably mounted at the bottom of the adjusting screw 8, an upper clamping plate 11 is fixed at the bottom of the connecting block 10, a guide groove 12, a motor 13 is fixed at one end of the base 1, an output shaft of the motor 13 penetrates through one side wall of the base 1, extends to the inner side of the guide groove 12 and is fixedly connected with a second screw rod 14, two ends of the second screw rod 14 respectively extend into the cavity of the base 1 and are fixedly sleeved with a second bevel gear 15, the second bevel gear 15 is engaged with the first bevel gear 4, the second screw 14 is equally divided into two sections with opposite spiral directions and equal length, both ends of the second screw mandrel 14 are sleeved with moving blocks 26 through threads, the top of each moving block 26 is horizontally provided with a screw 16 in a penetrating way, one end of the screw 16 is fixedly connected with a clamping plate 17, the other end of the screw 16 is fixedly connected with a limiting plate 18, the bottom of grip block 17 is fixed with lower plate 19, grip block 17's one side surface inlays and is equipped with pressure detector 20.
In this embodiment, preferably, a step adapted to the clamping plate 17 is formed on one side of the top of the moving block 26, and a threaded hole penetrating left and right is formed on the inner side of the upper end of the moving block 26, and the threaded hole is adapted to the screw 16.
In this embodiment, preferably, a bearing adapted to the first lead screw 3 is embedded in the top of the inner cavity of the base 1.
In this embodiment, it is preferred, the punch holder 11 with the inboard of lower plate 19 all is equipped with the centre gripping subassembly, the centre gripping subassembly is including evenly setting up in the punch holder 11 with a plurality of recess 21 of the 19 inboard surface of lower plate, recess 21 inboard bottom is connected with buffer spring 22, buffer spring 22's tip fixedly connected with arc 23, arc 23 respectively with the punch holder 11 with the inner wall looks adaptation of lower plate 19, the inboard fixed surface of arc 23 has rubber pad 24.
In this embodiment, preferably, a slide rail 25 slidably connected to the moving block 26 is provided at the bottom inside the guide groove 12.
In the present embodiment, the pressure detector 20 is preferably of a model number PT 124G-123.
It should be noted that, the utility model relates to a steel structure stress detection device, when in use, firstly, a piece to be detected is placed on a lower clamp plate 19, then a motor 13 is started, the motor 13 drives a second lead screw 14 to rotate, the second lead screw 14 drives a movable block 26 to synchronously move towards or away from each other in the horizontal direction, then the movable block 26 drives a clamping plate 17 to synchronously move towards or away from each other, a pressure detector 20 detects stress, it is ensured that the stress on two ends of the piece to be detected is uniform, and further the accuracy of the detection result is ensured, meanwhile, the second lead screw 14 is meshed with a first bevel gear 4 through a second bevel gear 15 to drive a first lead screw 3 to rotate, the movable sleeve 5 on the driving surface of the first lead screw 3 moves downwards in the vertical direction, thereby driving a transverse plate 6 to move downwards, the transverse plate 6 drives an adjusting screw 8 to move downwards, and further drives an upper clamp plate 11 at the bottom of the adjusting screw 8 to move downwards until contacting with the upper, in the contact process, the upper clamping plate 11 drives the arc-shaped plate 23 to move downwards, so that the buffer spring 22 is compressed, the rubber pad 24 on the inner side of the arc-shaped plate 23 is tightly attached to the upper end surface of the to-be-detected piece, meanwhile, the lower clamping plate 19 contacts with the lower end surface of the piece to be detected, so that the buffer spring 22 is compressed, the rubber pad 24 on the inner side of the arc-shaped plate 23 is tightly attached to the lower end surface of the piece to be detected, the buffer spring 22 is convenient for protecting the contact surfaces of the piece to be detected and the upper clamping plate 11 and the lower clamping plate 19 respectively, the damage and indentation of the clamping surface of the piece to be detected during detection are avoided, and by arranging the adjusting screw 8 and the threaded cylinder 7, can the height of manual regulation punch holder 11, the stress detection device of whole steel construction simple structure, convenient operation can improve the efficiency that the user detected greatly according to the distance that the reasonable regulation of width of steel construction detected, and application scope is wide, and the practicality is strong.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a stress detection device of steel construction, includes base (1), its characterized in that: the improved screw rod adjusting mechanism is characterized in that fixing seats (2) are fixed at two ends of the top of the base (1), the fixing seats (2) are of a hollow structure with an upward opening, a first screw rod (3) is arranged on the inner side of the fixing seats (2), the bottom of the first screw rod (3) extends to the inner cavity of the base (1) and is fixedly sleeved with a first bevel gear (4), the upper end surface of the first screw rod (3) is in threaded connection with a movable sleeve (5), a transverse plate (6) is fixedly sleeved on the outer side of the movable sleeve (5), a threaded barrel (7) penetrates through the center of the transverse plate (6), an adjusting screw rod (8) is in threaded connection with the threaded barrel (7), a handle (9) is fixed at the top of the adjusting screw rod (8), a connecting block (10) is movably installed at the bottom of the adjusting screw rod (8), and an upper clamping plate (, the top surface of the base (1) is provided with a guide groove (12), one end of the base (1) is fixed with a motor (13), an output shaft of the motor (13) penetrates through one side wall of the base (1) and extends to the inner side of the guide groove (12) and is fixedly connected with a second lead screw (14), two ends of the second lead screw (14) respectively extend into a cavity of the base (1) and are fixedly sleeved with a second bevel gear (15), the second bevel gear (15) is meshed and connected with the first bevel gear (4), the second lead screw (14) is equidistantly divided into two sections which are opposite in spiral direction and equal in length, two ends of the second lead screw (14) are respectively sleeved with a movable block (26) through threads, the top of the movable block (26) horizontally penetrates through a screw rod (16), and one end of the screw rod (16) is fixedly connected with a clamping plate (17), the other end fixedly connected with limiting plate (18) of screw rod (16), the bottom fixed mounting of grip block (17) has lower plate (19), one side surface of grip block (17) inlays and is equipped with pressure detector (20).
2. The steel structure stress detection device of claim 1, wherein: one side of the top of the moving block (26) is provided with a step matched with the clamping plate (17), the inner side of the upper end of the moving block (26) is provided with a threaded hole which is communicated from left to right, and the threaded hole is matched with the screw rod (16).
3. The steel structure stress detection device of claim 1, wherein: and a bearing matched with the first screw rod (3) is embedded into the top of the inner cavity of the base (1).
4. The steel structure stress detection device of claim 1, wherein: the utility model discloses a clamp structure, including punch holder (11), lower plate (19), clamping assembly, buffer spring (22), the tip fixedly connected with arc (23) of buffer spring (22), arc (23) respectively with punch holder (11) with the inner wall looks adaptation of lower plate (19), the inboard fixed surface of arc (23) has rubber pad (24).
5. The steel structure stress detection device of claim 1, wherein: the bottom of the inner side of the guide groove (12) is provided with a slide rail (25) which is connected with the moving block (26) in a sliding way.
6. The steel structure stress detection device of claim 1, wherein: the model of the pressure detector (20) is PT 124G-123.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020812791.9U CN213121383U (en) | 2020-05-15 | 2020-05-15 | Stress detection device of steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020812791.9U CN213121383U (en) | 2020-05-15 | 2020-05-15 | Stress detection device of steel structure |
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| Publication Number | Publication Date |
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| CN213121383U true CN213121383U (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020812791.9U Active CN213121383U (en) | 2020-05-15 | 2020-05-15 | Stress detection device of steel structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655086A (en) * | 2021-08-17 | 2021-11-16 | 江西江南精密科技有限公司 | Heat dissipation copper billet test machine |
| CN113820216A (en) * | 2021-08-31 | 2021-12-21 | 安徽金阳金属结构工程有限公司 | Steel construction compressive capacity detection device |
| CN114486024A (en) * | 2022-02-16 | 2022-05-13 | 浙江新鑫钢结构有限公司 | Stress rapid detection system of multi-arc steel component and self-vibration method thereof |
-
2020
- 2020-05-15 CN CN202020812791.9U patent/CN213121383U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655086A (en) * | 2021-08-17 | 2021-11-16 | 江西江南精密科技有限公司 | Heat dissipation copper billet test machine |
| CN113820216A (en) * | 2021-08-31 | 2021-12-21 | 安徽金阳金属结构工程有限公司 | Steel construction compressive capacity detection device |
| CN114486024A (en) * | 2022-02-16 | 2022-05-13 | 浙江新鑫钢结构有限公司 | Stress rapid detection system of multi-arc steel component and self-vibration method thereof |
| CN114486024B (en) * | 2022-02-16 | 2023-12-29 | 浙江新鑫钢结构有限公司 | Rapid stress detection system for multi-arc steel member and self-vibration method thereof |
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