CN115266379A - Stress detection equipment for building steel structure - Google Patents
Stress detection equipment for building steel structure Download PDFInfo
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- CN115266379A CN115266379A CN202210881737.3A CN202210881737A CN115266379A CN 115266379 A CN115266379 A CN 115266379A CN 202210881737 A CN202210881737 A CN 202210881737A CN 115266379 A CN115266379 A CN 115266379A
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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
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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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
- G01N2203/0019—Compressive
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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)
- Clamps And Clips (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a stress detection device for a building steel structure, which relates to the technical field of building detection devices and comprises an operating platform, wherein a bearing frame is arranged on the operating platform through a limiting hinge seat, and the operating platform is provided with an opening for a fixing frame to pass through; two groups of clamping assemblies are arranged on the fixed frame and used for clamping two ends of the I-steel, a fixed plate is arranged at one end of the fixed frame, and the free end of the second hydraulic telescopic rod penetrates through the fixed plate and is connected with the second clamping assembly; a detection assembly is arranged between the first clamping assembly and the second clamping assembly and is connected to the fixed frame in a sliding manner through a first sliding seat; the operating platform is further provided with a supporting seat for supporting the bearing frame after rotation. By means of the stress detection equipment for the building steel structure, the arrangement posture of the I-shaped steel can be adjusted according to the needs of operators, the state of the I-shaped steel serving as a cross beam or a stand column is simulated, and stress detection is carried out on the I-shaped steel in different states.
Description
Technical Field
The invention relates to the technical field of building detection equipment, in particular to stress detection equipment for a building steel structure.
Background
Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and adopts the processes of rust removal and rust prevention such as silanization, pure manganese phosphating, washing and drying, galvanization and the like. The components or parts are typically joined by welds, bolts or rivets. Because of its light dead weight and simple construction, it is widely used in large factory buildings, venues, super high-rise and other fields. The steel structure is easy to rust, and generally the steel structure needs to be derusted, galvanized or painted, and needs to be maintained regularly.
When a steel structure is fixed, the existing building steel structure prestress detection device can only horizontally fix the I-shaped steel, and applies horizontal acting force to the I-shaped steel through the force application device to detect the load state of the I-shaped steel, but the detection mode can only detect the load state of the I-shaped steel when the I-shaped steel is used as a cross beam, and cannot detect the load state of the I-shaped steel when the I-shaped steel is used as a column.
Therefore, the invention provides the stress detection equipment for the building steel structure, which can adjust the arrangement posture of the I-shaped steel according to the needs of operators, simulate the state of the I-shaped steel serving as a cross beam or an upright column and detect the stress of the I-shaped steel in different states.
Disclosure of Invention
The invention aims to provide a stress detection device for a building steel structure, which aims to overcome the defects in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the stress detection equipment for the building steel structure comprises an operating platform, a bearing frame and a fixing frame, wherein the fixing frame is arranged on the bearing frame, the bearing frame is arranged on the operating platform through a limiting hinge seat, and an opening for the fixing frame to pass through is formed in the operating platform;
the fixed frame is provided with a first clamping assembly and a second clamping assembly, the first clamping assembly is fixedly connected to one end of the fixed frame and used for clamping one end of the I-shaped steel, the second clamping assembly is slidably arranged on the fixed frame through a second sliding block and used for clamping the second end of the I-shaped steel, the other end of the fixed frame is provided with a fixed plate, a second hydraulic telescopic rod is arranged on the fixed plate, and the free end of the second hydraulic telescopic rod penetrates through the fixed plate and is connected with the second clamping assembly;
a detection assembly is arranged between the first clamping assembly and the second clamping assembly and is connected to the fixed frame in a sliding manner through a first sliding seat;
the operating platform is further provided with a supporting seat for supporting the bearing frame after rotation.
Further, operation platform includes landing leg and upper mounting plate, spacing articulated seat and supporting seat set up in the up end of upper mounting plate, the last strip opening of having seted up of upper mounting plate for the mount passes through when rotatory.
Furthermore, a limiting protrusion is arranged on the limiting hinge frame and used for limiting the position of the bearing frame after the bearing frame rotates to the horizontal position or the vertical position.
Further, the supporting seat comprises a fixed supporting seat and a movable supporting seat, the fixed supporting seat is close to the second clamping assembly, the movable supporting seat is close to the first clamping assembly, a movable rail is arranged on the operating platform, and the movable supporting seat is slidably arranged on the movable rail.
Further, the second clamping component comprises an end block, two groups of horizontal sliding grooves which are symmetrically arranged and two groups of vertical sliding grooves which are symmetrically arranged are arranged on the end block,
the vertical sliding groove is internally provided with first clamping blocks, the two first clamping blocks are connected to a first bidirectional threaded rod together, two ends of the first bidirectional threaded rod penetrate through the end block and extend outwards, one end of the first bidirectional threaded rod is provided with a rotary disc, the other end of the first bidirectional threaded rod is in threaded connection with a first locking knob, and the end block is provided with an anti-skidding layer matched with the first locking knob;
the horizontal sliding groove is internally provided with a second clamping block, the two second clamping blocks are connected to a second bidirectional threaded rod together, two ends of the second bidirectional threaded rod penetrate through the end block and extend outwards, one end of the second bidirectional threaded rod is provided with a rotary disc, the other end of the second bidirectional threaded rod is in threaded connection with a second locking knob, and the end block is provided with an anti-slip layer matched with the second locking knob.
Furthermore, the first clamping assembly and the second clamping assembly are identical in structure.
Furthermore, the free end of the second hydraulic telescopic rod is connected with the second clamping component through a pressure stress sensor.
Furthermore, the detection component comprises two sets of first hydraulic telescopic rods symmetrically arranged, the two sets of first hydraulic telescopic rods are fixedly connected to the first sliding seat, free ends of the first hydraulic telescopic rods penetrate through the first sliding seat and extend in opposite directions, and the free ends of the first hydraulic telescopic rods are connected with the pressing block through the pressure stress sensor.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: through the arrangement of the invention, the stress detection equipment for the building steel structure can adjust the arrangement posture of the I-steel according to the needs of operators, simulate the state of the I-steel serving as a cross beam or a stand column, and detect the stress of the I-steel in different states.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic overall structure diagram of a stress detection device for a building steel structure;
FIG. 2 is a schematic structural view of the fixing frame;
FIG. 3 is a schematic view of a clamping assembly;
FIG. 4 is a side view of the clamping assembly;
fig. 5 is a schematic structural diagram of the stress detection device in a vertical state of the fixing frame.
In the figure: 1. a fixed mount; 2. a carrier; 3. fixing the supporting seat; 4. an operating platform; 5. a movable support seat; 6. a movable track; 7. a limiting hinge seat;
11. a first clamping assembly; 12. briquetting; 13. a second clamping assembly; 14. a first hydraulic telescopic rod; 15. a first slider; 16. hinging a shaft;
131. a first bidirectional threaded rod; 132. a first clamping block; 133. a second clamp block; 134. a second locking knob; 135. an end-block; 136. a second slider; 137. a second bidirectional threaded rod; 138. a first locking knob.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, the stress detection device for the building steel structure comprises an operating platform 4, a bearing frame 2 and a fixing frame 1, wherein the fixing frame 1 is arranged on the bearing frame 2, the bearing frame 2 is arranged on the operating platform 4 through a limiting hinge seat 7, specifically, a hinge shaft 16 is arranged on the bearing frame, the hinge shaft 16 is rotatably connected to the limiting hinge seat 7, an opening for the fixing frame 1 to pass through when rotating is formed in the operating platform 4, and the limiting hinge seats 7 are arranged on two sides of the opening;
the fixing frame 1 is provided with a first clamping assembly 11 and a second clamping assembly 13, the first clamping assembly 11 is fixedly connected to one end of the fixing frame 1 and used for clamping one end of the I-shaped steel, the second clamping assembly 13 is slidably arranged on the fixing frame 1 through a second sliding block 136 and used for clamping the second end of the I-shaped steel, the other end of the fixing frame 1 is provided with a fixing plate, a second hydraulic telescopic rod is arranged on the fixing plate, and the free end of the second hydraulic telescopic rod penetrates through the fixing plate and is connected with the second clamping assembly 13;
when the fixing frame 1 is horizontally arranged, the I-shaped steel is positioned and installed through the two groups of clamping assemblies, and the two ends of the I-shaped steel are fixed by controlling the elongation of the second hydraulic rod, so that the state of the I-shaped steel serving as a beam is simulated; then, the fixing frame 1 is vertically arranged in a rotating mode, so that the state of the I-shaped steel serving as a column is simulated;
a detection assembly is arranged between the first clamping assembly 11 and the second clamping assembly 13 and is connected to the fixed frame 1 in a sliding manner through a first sliding seat 15; the load of different positions of the I-steel is detected by controlling the advancing position of the detection assembly, and the pressure is applied to the position to be detected of the I-steel when the detection assembly operates, so that detection data are obtained.
The operating platform 4 is further provided with a supporting seat for supporting the bearing frame 2 after rotation.
In other preferred embodiments, the limiting hinge brackets are provided with limiting protrusions for limiting the rotation of the carrier 2 to a horizontal or vertical position. The two limiting bulges are arranged diagonally, and when the bearing frame 2 is in a horizontal state and a vertical state, the two limiting bulges are respectively abutted against two opposite end surfaces of the bearing frame 2.
In other preferred embodiments, the supporting seat includes a fixed supporting seat 3 and a movable supporting seat 5, the fixed supporting seat 3 is disposed adjacent to the second clamping assembly 13, the movable supporting seat 5 is disposed adjacent to the first clamping assembly 11, the operating platform 4 is provided with a movable rail 6, and the movable supporting seat 5 is slidably disposed on the movable rail 6. The movable supporting seat 5 is arranged to provide a space for the rotation of the bearing frame 2, and when the bearing frame 2 rotates to the horizontal state, the movable supporting group can be pushed to the lower end surface of the bearing frame 2 to provide support for the bearing frame 2.
The second clamping assembly 13 comprises an end block 135, two groups of symmetrically arranged horizontal sliding grooves and two groups of symmetrically arranged vertical sliding grooves are formed in the end block 135, and the outer diameter of the clamping block is matched with the inner diameter of the sliding grooves, so that the clamping block can only slide along the length direction of the sliding grooves;
a first clamping block 132 is arranged in the vertical sliding groove, the two first clamping blocks 132 are connected to a first bidirectional threaded rod 131 together (the two first clamping blocks 132 are respectively matched with the left-handed thread and the right-handed thread to realize synchronous relative and separated actions), two ends of the first bidirectional threaded rod 131 penetrate through an end block 135 and extend outwards, one end of the first bidirectional threaded rod is provided with a rotary disc, the other end of the first bidirectional threaded rod 131 is in threaded connection with a first locking knob 138, the middle position of the first bidirectional threaded rod 131 is rotatably connected to a partition position between the two vertical sliding grooves, and an anti-skid layer matched with the first locking knob 138 is arranged on the end block 135;
the horizontal sliding grooves are internally provided with second clamping blocks 133, the two second clamping blocks 133 are connected to a second bidirectional threaded rod 137 together (the two second clamping blocks 133 are matched with left-handed threads and right-handed threads respectively to realize synchronous relative and separated actions), two ends of the second bidirectional threaded rod 137 penetrate through an end block 135 and extend outwards, one end of the second bidirectional threaded rod is provided with a rotary disc, the other end of the second bidirectional threaded rod 137 is in threaded connection with a second locking knob 134, the middle position of the second bidirectional threaded rod 137 is rotatably connected to a partition position between the two horizontal sliding grooves, and an anti-slip layer matched with the second locking knob 134 is arranged on the end block 135.
When the I-steel is installed, the two first clamping blocks 132 clamp the waist surface of the I-steel, the working surface of the first clamping block 132 is close to the waist surface of the I-steel, the two second clamping blocks 133 clamp the outer end surface of the I-steel, and the working surface of the second clamping block 133 is close to the outer end surface of the I-steel.
Make two-way threaded rod rotatory through rotating the carousel, and then drive the clamp splice and close on each other, carry out the centre gripping to the I-steel, accomplish the back at the clamp splice to the I-steel centre gripping, the rotatory locking knob of rethread is fixed the position and the rotation angle of two-way threaded screw rod, avoids the skew in the I-steel emergence position in testing process.
In other preferred embodiments, the first and second clamp assemblies 11 and 13 are identical in construction.
In other preferred embodiments, the second hydraulic telescopic rod is connected at its free end to the second clamp assembly 13 by means of a compressive stress sensor. When the fixing frame 1 is rotated to a vertical state, the vertical load of the I-shaped steel can be detected.
In other preferred embodiments, the detection assembly includes two sets of first hydraulic telescopic rods 14 symmetrically arranged, the two sets of first hydraulic telescopic rods 14 are fixedly connected to the first sliding base 15, and the free ends thereof extend through the first sliding base 15 and face each other, and the free ends of the first hydraulic telescopic rods 14 are connected with the pressing block 12 through the compressive stress sensor. When the fixing frame 1 is rotated to a horizontal state, the horizontal load of the I-shaped steel can be detected.
The working principle and the using process of the invention are as follows:
firstly, two ends of a joist steel are respectively arranged on a first clamping component 11 and a second clamping component 13, the position of the joist steel is limited through a clamping block, then an operator adjusts a fixing frame 1 to be in a vertical state or a horizontal state according to detection requirements, when the fixing frame 1 is adjusted to be in the vertical state, the vertical load of the joist steel can be simulated by controlling a first hydraulic telescopic rod 14, the horizontal load of the joist steel can be simulated by controlling a second hydraulic rod, and the load state of the joist steel when the joist steel is used as a column can be detected; when the fixing frame 1 is adjusted to be in a horizontal state, the vertical load of the I-shaped steel can be simulated by controlling the second hydraulic telescopic rod, the horizontal load of the I-shaped steel can be simulated by controlling the first hydraulic rod, and the load state of the I-shaped steel when the I-shaped steel is used as a beam can be detected.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The stress detection equipment for the building steel structure is characterized by comprising an operating platform, a bearing frame and a fixing frame, wherein the fixing frame is arranged on the bearing frame, the bearing frame is arranged on the operating platform through a limiting hinge seat, and an opening for the fixing frame to pass through is formed in the operating platform;
the fixed frame is provided with a first clamping assembly and a second clamping assembly, the first clamping assembly is fixedly connected to one end of the fixed frame and used for clamping one end of the I-shaped steel, the second clamping assembly is slidably arranged on the fixed frame through a second sliding block and used for clamping the second end of the I-shaped steel, the other end of the fixed frame is provided with a fixed plate, a second hydraulic telescopic rod is arranged on the fixed plate, and the free end of the second hydraulic telescopic rod penetrates through the fixed plate and is connected with the second clamping assembly;
a detection assembly is arranged between the first clamping assembly and the second clamping assembly and is connected to the fixed frame in a sliding manner through a first sliding seat;
the operating platform is further provided with a supporting seat for supporting the bearing frame after rotation.
2. The building steel structure stress detection equipment according to claim 1, wherein the operating platform comprises supporting legs and an upper platform, the limiting hinged seat and the supporting seat are arranged on the upper end face of the upper platform, and a strip-shaped opening is formed in the upper platform and used for the fixing frame to pass through when rotating.
3. The building steel structure stress detection device of claim 1, wherein the limit hinge frame is provided with a limit protrusion for limiting the position of the bearing frame after rotating to the horizontal position or the vertical position.
4. The building steel structure stress detection device of claim 1, wherein the supporting seat comprises a fixed supporting seat and a movable supporting seat, the fixed supporting seat is disposed adjacent to the second clamping assembly, the movable supporting seat is disposed adjacent to the first clamping assembly, a movable rail is disposed on the operating platform, and the movable supporting seat is slidably disposed on the movable rail.
5. The equipment for detecting the stress of the steel structure of the building according to claim 1, wherein the second clamping component comprises an end block, two groups of symmetrically arranged horizontal sliding grooves and two groups of symmetrically arranged vertical sliding grooves are formed on the end block,
the vertical sliding groove is internally provided with first clamping blocks, the two first clamping blocks are connected to a first bidirectional threaded rod together, two ends of the first bidirectional threaded rod penetrate through the end block and extend outwards, one end of the first bidirectional threaded rod is provided with a rotary disc, the other end of the first bidirectional threaded rod is in threaded connection with a first locking knob, and the end block is provided with an anti-skidding layer matched with the first locking knob;
the horizontal sliding groove is internally provided with second clamping blocks, the two second clamping blocks are connected to a second bidirectional threaded rod together, two ends of the second bidirectional threaded rod penetrate through the end block and extend outwards, one end of the second bidirectional threaded rod is provided with a rotary disc, the other end of the second bidirectional threaded rod is in threaded connection with a second locking knob, and the end block is provided with an anti-slip layer matched with the second locking knob.
6. The structural stress detection device of a building steel according to claim 5, wherein the first clamping assembly and the second clamping assembly are identical in structure.
7. The structural stress detection device of a building steel as claimed in claim 1, wherein the free end of the second hydraulic telescopic rod is connected with the second clamping component through a pressure stress sensor.
8. The building steel structure stress detection device according to claim 1, wherein the detection assembly comprises two sets of first hydraulic telescopic rods symmetrically arranged, the two sets of first hydraulic telescopic rods are fixedly connected to the first sliding base, free ends of the first hydraulic telescopic rods penetrate through the first sliding base and extend towards each other, and the free ends of the first hydraulic telescopic rods are connected with the pressing block through a compressive stress sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210881737.3A CN115266379B (en) | 2022-07-26 | 2022-07-26 | Building steel structure stress detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210881737.3A CN115266379B (en) | 2022-07-26 | 2022-07-26 | Building steel structure stress detection equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115266379A true CN115266379A (en) | 2022-11-01 |
| CN115266379B CN115266379B (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210881737.3A Active CN115266379B (en) | 2022-07-26 | 2022-07-26 | Building steel structure stress detection equipment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202383026U (en) * | 2011-12-23 | 2012-08-15 | 河海大学 | Column performance test device under horizontal and vertical load coupling effects |
| CN212321278U (en) * | 2020-06-11 | 2021-01-08 | 安文鹏 | Steel strength detection device for building industry detection |
| US20210048380A1 (en) * | 2018-05-04 | 2021-02-18 | China University Of Mining And Technology | Multi-functional support capable of transferring horizontal and multi-point local vertical load and implementation method |
| CN214200938U (en) * | 2020-10-21 | 2021-09-14 | 深圳市京纬建筑工程有限公司 | Steel strength detection equipment for building detection |
| CN215262843U (en) * | 2021-07-06 | 2021-12-21 | 四川金通检测有限公司 | Construction steel bar strength detection device |
-
2022
- 2022-07-26 CN CN202210881737.3A patent/CN115266379B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202383026U (en) * | 2011-12-23 | 2012-08-15 | 河海大学 | Column performance test device under horizontal and vertical load coupling effects |
| US20210048380A1 (en) * | 2018-05-04 | 2021-02-18 | China University Of Mining And Technology | Multi-functional support capable of transferring horizontal and multi-point local vertical load and implementation method |
| CN212321278U (en) * | 2020-06-11 | 2021-01-08 | 安文鹏 | Steel strength detection device for building industry detection |
| CN214200938U (en) * | 2020-10-21 | 2021-09-14 | 深圳市京纬建筑工程有限公司 | Steel strength detection equipment for building detection |
| CN215262843U (en) * | 2021-07-06 | 2021-12-21 | 四川金通检测有限公司 | Construction steel bar strength detection device |
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| Publication number | Publication date |
|---|---|
| CN115266379B (en) | 2023-04-21 |
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