CN115290465A - Steel structure building main beam stability detection device and detection method - Google Patents
Steel structure building main beam stability detection device and detection method Download PDFInfo
- Publication number
- CN115290465A CN115290465A CN202210816861.1A CN202210816861A CN115290465A CN 115290465 A CN115290465 A CN 115290465A CN 202210816861 A CN202210816861 A CN 202210816861A CN 115290465 A CN115290465 A CN 115290465A
- Authority
- CN
- China
- Prior art keywords
- detection
- steel frame
- fixedly connected
- motor
- main beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 170
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 138
- 239000010959 steel Substances 0.000 title claims abstract description 138
- 230000007246 mechanism Effects 0.000 claims abstract description 87
- 238000010008 shearing Methods 0.000 claims abstract description 44
- 238000007906 compression Methods 0.000 claims abstract description 38
- 230000006835 compression Effects 0.000 claims abstract description 37
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000013016 damping Methods 0.000 claims description 63
- 230000002457 bidirectional effect Effects 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 8
- 230000008602 contraction Effects 0.000 claims description 4
- 230000035939 shock Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General 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)
- Immunology (AREA)
- Pathology (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a steel structure building main beam stability detection device and a detection method, wherein a detection box is fixedly connected to the upper end of a base, two symmetrically distributed side boxes are arranged at two ends of the detection box and fixedly connected to the detection box, the lower end of each side box is fixedly connected to the base, one end of the detection box is provided with two symmetrically distributed side doors, each side door is provided with a handle, a main beam steel frame is arranged in the detection box, a shearing resistance detection mechanism is arranged at the upper end of each main beam steel frame, the device is provided with a fixing mechanism, a worker can start a fixing motor through a remote controller to drive two cross posts to move outwards so as to fix the main beam steel frames in the center, a positioning effect is realized, a fixing function is realized, the main beam steel frames are not easy to move and loosen, the shearing resistance of the main beam steel frames can be detected by the shearing resistance detection mechanism, the positioning function can enable the main beam steel frames to be in the center position, and detection results of the main beam steel frames by the compression resistance detection mechanism and the tensile resistance detection mechanism can be accurate.
Description
Technical Field
The invention relates to the technical field of steel structures, in particular to a device and a method for detecting the stability of a steel structure building main beam.
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 rust removing and preventing processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like are adopted. The components or parts are usually connected by welding, bolts or rivets. Because of its light dead weight and simple construction, it can be widely used in large-scale factory buildings, venues, super high-rise buildings and other fields. The steel construction is easy to be rusted, and general steel construction will remove rust, zinc-plating or coating, and will regularly maintain, and the stability of the steel construction of girder plays an important role to the stability of building, and the stability of the steel construction of girder nevertheless needs to be detected by steel construction detection device.
However, a general steel structure detection device cannot position and fix a main beam steel frame, the main beam steel frame is easy to move and loosen, the detection of the anti-shearing capacity of the main beam steel frame by an anti-shearing mechanism is not facilitated, and the main beam steel frame cannot be located at the central position due to the fact that the positioning function is not provided, so that the detection result of the anti-shearing detection mechanism and the tensile detection mechanism on the main beam steel frame cannot be accurate; the position of a main beam steel frame cannot be adjusted when the tensile detection and the compressive detection are carried out by some steel structure detection devices, so that the detection is inconvenient, the main beam steel frame and the device collide with the wall, the service life of the device is shortened, the steel structure detection device cannot be suitable for the detection of the main beam steel frames with various specifications, and the practicability is reduced; the steel structure detection device can not accurately detect and judge the shearing resistance, the compression resistance and the tensile resistance of the main beam steel frame; steel construction detection device in addition needs manual operation, leads to degree of automation to reduce, and workman's labour increases, and work efficiency reduces.
Therefore, it is necessary to design a device and a method for detecting the stability of the steel structure building main beam to solve the above problems.
Disclosure of Invention
The invention aims to provide a device and a method for detecting the stability of a steel structure building main beam, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the steel structure building main beam stability detection device comprises a base, wherein the upper end of the base is fixedly connected with a detection box, two ends of the detection box are provided with two symmetrically distributed side boxes which are fixedly connected, the lower end of each side box is fixedly connected with the base, one end of the detection box is provided with two symmetrically distributed side doors, each side door is provided with a handle, a main beam steel frame is arranged in the detection box, and the upper end of each main beam steel frame is provided with a shearing resistance detection mechanism;
the anti-shearing detection mechanism comprises a rotating motor, one end of the rotating motor is fixedly connected with a detection box, the other end of the rotating motor is provided with a rotating motor shaft, the outer side of the rotating motor shaft is provided with a first detector, one end of the rotating motor shaft, far away from the rotating motor, is fixedly connected with a rotating shaft, one end of the rotating shaft, far away from the rotating motor shaft, is rotatably connected with the detection box, the outer side of the rotating shaft is provided with two cams which are symmetrically distributed, the outer side of each cam is provided with a cam groove, the cam groove is internally and fixedly connected with a ball, the lower end of the ball is fixedly connected with a connecting column, the lower end of the connecting column is fixedly connected with a shearing plate, the two ends of the shearing plate are slidably connected with side grooves, and the side grooves are symmetrically distributed on the side wall and the side door of the detection box;
the lower end of the main beam steel frame is provided with a cross beam, two ends of the cross beam are fixedly connected with the detection box, a fixing mechanism is arranged in the cross beam, and the main beam steel frame is fixed by the fixing mechanism from two ends;
the fixing mechanism comprises a fixed motor, one end of the fixed motor is fixedly connected with a cross beam, the other end of the fixed motor is provided with a fixed motor shaft, the outer side of the fixed motor shaft is rotatably connected with the cross beam, one end of the fixed motor shaft, far away from the fixed motor, is fixedly connected with a second gear, one side of the second gear is meshed and connected with a first gear, two ends of the first gear are fixedly connected with a threaded rod, the outer side of the threaded rod is rotatably connected with the cross beam, one end of the threaded rod, far away from the first gear, is in threaded connection with a threaded sleeve, one end of the threaded sleeve, far away from the threaded rod, is fixedly connected with a cross column, the cross column is in sliding connection with a detection box, and one end of the cross column, far away from the threaded sleeve, is in contact connection with a main beam steel frame;
the lower end of the main beam steel frame is in contact connection with a damping plate, the outer side of the damping plate is in sliding connection with a detection box, and a damping adjusting mechanism is arranged in the damping plate;
the damping adjusting mechanism comprises a bidirectional pushing motor, the bidirectional pushing motor is fixedly connected with a damping plate, two ends of the bidirectional pushing motor are provided with two symmetrically distributed pushing motor shafts, the pushing motor shafts are connected with the damping plate in a sliding mode, one end, far away from the bidirectional pushing motor, of each pushing motor shaft is fixedly connected with a push rod, the push rod is connected with the damping plate in a sliding mode, one end, far away from the pushing motor shafts, of each push rod is fixedly connected with a clamping pin, the clamping pin is connected with the damping plate in a sliding mode, a spring is arranged on the outer side of one end, far away from the pushing motor shafts, of each push rod, one end of each spring is fixedly connected with the clamping pin, the other end of each spring is fixedly connected with the damping plate, and one end, far away from the push rods, of each clamping pin is connected with a detection box in a sliding mode;
the lower end of the damping plate is fixedly connected with a plurality of uniformly distributed damping springs, the lower ends of the damping springs are fixedly connected with a detection box, and two ends of the main beam steel frame are provided with tensile detection mechanisms;
the tensile detection mechanism comprises a rotating motor, one end of the rotating motor is fixedly connected with a side box, one end of the rotating motor is provided with a rotating motor shaft, the outer side of the rotating motor shaft is provided with a third detector, one end of the rotating motor shaft, far away from the rotating motor, is fixedly connected with a lead screw, one end of the lead screw, far away from the rotating motor, is rotatably connected with the side box, an outer ball screw pair of the lead screw is connected with a ball nut, the outer side of the ball nut is slidably connected with a detection box, the upper end of the ball nut is fixedly connected with a support column, the support column is slidably connected with the side box, the upper end of the support column is fixedly connected with a clamping box, the clamping box is slidably connected with the side box, and a compression detection mechanism is arranged in the clamping box;
resistance to compression detection mechanism includes the pulling motor, the tight case other end of pulling motor fixed connection clamp is equipped with the pulling motor shaft, the outside of pulling motor shaft is equipped with the second detector, the one end fixed connection trapezoidal piece of keeping away from the pulling motor of pulling motor shaft, the trapezoidal piece outside is equipped with the T type groove of two symmetric distributions, sliding connection T type piece in the T type groove, the one end difference fixed connection first connecting rod of the trapezoidal piece of keeping away from of T type piece and second connecting rod, the swivel pin has all been alternate at the middle part of first connecting rod and second connecting rod, first connecting rod passes through the swivel pin and is connected with second connecting rod hinge, the girder steelframe is connected in the equal contact of the one end of keeping away from the pulling motor of first connecting rod and second connecting rod.
Preferably, the screw is a bidirectional screw.
Preferably, the directions of the external threads of the two threaded rods and the internal threads of the threaded sleeve are different.
Preferably, the side door can be provided with a lower main beam steel frame.
Preferably, a sliding groove is formed in the upper end of the side door.
Preferably, the starting and stopping of the rotating motor, the pulling motor, the bidirectional pushing motor, the rotating motor and the fixed motor are controlled by a remote controller.
Preferably, the first detector, the second detector and the third detector can feed back data to the remote controller in time.
A method for detecting the stability of a steel structure building main beam comprises the following steps:
the method comprises the following steps: putting the main beam steel frame into the detection box, opening the side door by a worker through a handle, putting the main beam steel frame into the detection box, and then closing the side door;
step two: the main beam steel frame is positioned and fixed on the damping plate, a worker can turn on a fixed motor through a remote controller to drive two transverse columns to move outwards so as to fix the main beam steel frame in the center of the center, so that the positioning effect is realized, the fixed motor drives a fixed motor shaft to rotate, the fixed motor shaft rotates to drive a second gear to rotate, the second gear rotates to drive a first gear to rotate, the first gear rotates to drive a threaded rod to rotate, the threaded rod rotates to drive a threaded sleeve to move outwards, the threaded sleeve moves outwards to drive the transverse columns to move outwards, the transverse columns on two sides move outwards to fix the main beam steel frame, so that the positioning effect is realized, and the function of a fixing mechanism is completed;
step three: the anti-shearing capability of the girder steel frame is detected, a worker firstly starts a bidirectional pushing motor through a remote controller to drive two symmetrically distributed clamping pins to move outwards and clamp the clamping pins into a detection box, so that a damping plate is fixed on the damping box, the bidirectional pushing motor drives a pushing motor to move outwards, the pushing motor drives a pushing rod to move outwards, the pushing rod moves outwards to push the clamping pins to overcome the contraction force of a spring and move outwards, the clamping pins move outwards to enable the damping plate to be fixed on the detection box, and the function of a damping adjusting mechanism is completed.
Step four: the tensile capacity of a girder steel frame is detected, a worker closes a damping adjusting mechanism first to enable a clamping pin to retract into a damping plate, then the worker can press the girder steel frame to be collinear with a compression-resistant detection mechanism, then the worker opens a pulling motor through a remote controller to drive a first connecting rod and a second connecting rod to tightly grasp the girder steel frame, then a rotating motor is opened to drive a clamping box to move outwards, the clamping box moves outwards to drive the compression-resistant detection mechanism to move outwards so as to pull the girder steel frame from two ends and detect the tensile strength of the girder steel frame, compression-resistant detection data are obtained by a third detector and transmit the detection data to the remote controller, the rotating motor drives a rotating motor shaft to rotate, the rotating motor shaft rotates to drive a lead screw to rotate, the lead screw rotates to drive two symmetrically distributed ball nuts to move outwards, the ball nuts move outwards to drive a support column to move outwards, the support column moves outwards to drive the compression-resistant detection mechanism to move outwards so as to pull the girder steel frame from two ends and detect the tensile strength of the girder steel frame, and the tensile strength of the girder steel frame is detected, and the tensile strength is detected.
Step five: detect the compressive capacity of girder steelframe, remove first connecting rod and second connecting rod to the upper and lower end of girder steelframe through tensile detection mechanism earlier, the workman opens the pulling motor through the remote controller and makes first connecting rod and second connecting rod extrude the girder steelframe to the center thereby detect the compressive capacity of girder steelframe, resistance to compression detected data is obtained by the second detector and gives the remote controller to detected data, the pulling motor drives the pulling motor shaft and outwards removes, the pulling motor shaft outwards removes and drives the trapezoidal piece outwards, the trapezoidal piece outwards removes and promotes T type piece downstream, T type piece downstream drives the one end downstream of keeping away from the trapezoidal piece of first connecting rod and second connecting rod, the one end downstream of keeping away from the trapezoidal piece of first connecting rod and second connecting rod can detect the compressive capacity of girder steelframe, accomplish resistance to compression detection mechanism function.
Step six: the data are summarized and a conclusion is drawn, the remote controller summarizes the compression-resistant detection data, the tensile detection data and the anti-shearing data, and a worker can finally obtain whether the stability of the main beam steel frame reaches the standard through the remote controller.
Compared with the prior art, the invention has the beneficial effects that: compared with other inventions, the device and the method for detecting the stability of the steel structure building main beam have the advantages that:
1. the device is equipped with fixed establishment, thereby the workman can open fixed motor through the remote controller and drive two spreader outwards and remove the girder steelframes and fix the girder steelframe in the positive center, realize the location effect, can realize fixed function, girder steelframe not hard up removes with not hard up, be favorable to anti-shearing mechanism to detect the anti-shearing ability of girder steelframe, locate function can make the girder steelframe be in central point and put, have can accurate resistance to compression detection mechanism and tensile detection mechanism to the testing result of girder steelframe.
2. The device is equipped with shock attenuation adjustment mechanism, the workman opens the chucking round pin that two-way push motor drove two symmetric distributions earlier through the remote controller and outwards removes and block into in the detection case, thereby make the shock attenuation board fix on the shock attenuation case, can detect and examine time measuring to the position of girder steelframe at the resistance to compression and do the adjustment, convenient the detection, prevent that girder steelframe and device from taking place to bump the wall, increase the life of device, can also be applicable to the detection of the girder steelframe of multiple specification, increase the practicality.
3. The device is equipped with anti-shear detection mechanism, and the workman opens the rotating electrical machines through the remote controller and drives the cam rotation, and the cam rotation drives the shear plate downstream, and the shear plate downstream can carry out anti-shear detection to the girder steelframe, can detect and judge the anti-shear ability of girder steelframe accurately.
4. The device is provided with a compression resistance detection mechanism, the first connecting rod and the second connecting rod are enabled to extrude the main beam steel frame towards the center by starting the pulling motor through the remote controller, so that the compression resistance of the main beam steel frame is detected, and the compression resistance of the main beam steel frame can be accurately detected and judged.
5. The device is equipped with tensile detection mechanism workman and opens the pulling motor through the remote controller and drive first connecting rod and the cleft girder steelframe of second connecting rod, opens again and rotates the motor and drive and press from both sides tight case and outwards move, thereby press from both ends pulling girder steelframe and carry out tensile detection to it that tight case outwards moves and drive resistance to compression detection mechanism, can be accurate detect and judge the tensile ability of girder steelframe.
6. The starting and stopping of the rotating motor, the pulling motor, the bidirectional pushing motor, the rotating motor and the fixing motor are controlled by a remote controller, the automation degree is increased, the labor force of workers is reduced, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of a main beam stability detection device for a steel structure building according to the present invention;
FIG. 2 is a top view of the steel structure building main beam stability detection device of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 2;
FIG. 5 is an enlarged view of a portion of FIG. 4 at C;
FIG. 6 is an enlarged view of a portion of FIG. 4 at D;
FIG. 7 is an enlarged view of a portion of FIG. 4 at E;
FIG. 8 is an enlarged view of a portion of FIG. 4 at F;
FIG. 9 is an enlarged view of a portion of FIG. 3 at G;
FIG. 10 is an enlarged view of a portion of FIG. 3 at H;
FIG. 11 is an enlarged view of a portion of FIG. 3 at I;
fig. 12 is a partially enlarged view taken at J of fig. 3.
In the figure: 1. the device comprises a base, 2, a detection box, 3, a side box, 4, a side door, 5, a buckle, 6, a rotating motor, 7, a shear plate, 8, a side groove, 9, a rotating shaft, 10, a cam, 11, a damping plate, 12, a clamping pin, 13, a push rod, 14, a spring, 15, a damping spring, 16, a pushing motor shaft, 17, a bidirectional pushing motor, 18, a girder steel frame, 19, a cross beam, 20, a first gear, 21, a threaded rod, 22, a threaded sleeve, 23, a second gear, 24, a cross column, 25, a rotating motor shaft, 26, a first detector, 27, a lead screw, 28, a support column, 29, a clamping box, 30, a pulling motor, 31, a pulling motor shaft, 32, a second detector, 33, a ladder, 34, a T-shaped groove, 35, a T-shaped block, 36, a first connecting rod, 37, a second connecting rod, 38, a rotating pin, 39, a rotating motor shaft, 40, a rotating motor shaft, 41, a third detector, 42, a ball nut, 43, a connecting column, 44, a cam groove, a fixing block, a fixing motor shaft, a ball block, 47 and a ball.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-12, the present invention provides a technical solution:
a steel structure building main beam stability detection device comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a detection box 2, two ends of the detection box 2 are provided with two symmetrically distributed side boxes 3 which are fixedly connected, the lower end of each side box 3 is fixedly connected with the base 1, one end of the detection box 2 is provided with two symmetrically distributed side doors 4, each side door 4 is provided with a handle 5, a main beam steel frame 18 is arranged in the detection box 2, and the upper end of the main beam steel frame 18 is provided with a shearing resistance detection mechanism;
the anti-shearing detection mechanism comprises a rotating motor 6, one end of the rotating motor 6 is fixedly connected with a detection box 2, the other end of the rotating motor 6 is provided with a rotating motor shaft 25, the outer side of the rotating motor shaft 25 is provided with a first detector 26, one end of the rotating motor shaft 25, which is far away from the rotating motor 6, is fixedly connected with a rotating shaft 9, one end of the rotating shaft 9, which is far away from the rotating motor shaft 9, is rotatably connected with the detection box 2, two symmetrically distributed cams 10 are stipulated and connected on the outer side of the rotating shaft 9, the outer side of the cam 10 is provided with a cam groove 45, a round ball 44 is slidably connected in the cam groove 45, the lower end of the round ball 44 is fixedly connected with a connecting column 43, the lower end of the connecting column 43 is fixedly connected with a shearing plate 7, two ends of the shearing plate 7 are slidably connected with side grooves 8, the side grooves 8 are symmetrically distributed on the side wall and the side door 4 of the detection box 2, the rotating motor 6 drives the rotating motor shaft 25 to rotate, the rotating motor shaft 25 to drive the rotating shaft 9 to rotate, the cam 10 to drive the round ball 44 to move downwards, the shearing plate 7 to move downwards, the shearing plate can realize the function of detecting capability and the anti-shearing detection mechanism;
the lower end of the main beam steel frame 18 is provided with a cross beam 19, two ends of the cross beam 19 are fixedly connected with the detection box 2, a fixing mechanism is arranged in the cross beam 19, and the main beam steel frame 18 is fixed by the fixing mechanism from two ends;
the fixing mechanism comprises a fixed motor 46, one end of the fixed motor 46 is fixedly connected with a cross beam 19, the other end of the fixed motor 46 is provided with a fixed motor shaft 47, the outer side of the fixed motor shaft 47 is rotatably connected with the cross beam 19, one end of the fixed motor shaft 47, which is far away from the fixed motor 46, is fixedly connected with a second gear 23, one side of the second gear 23 is meshed and connected with a first gear 20, two ends of the first gear 20 are fixedly connected with threaded rods 21, the outer side of each threaded rod 21 is rotatably connected with the cross beam 19, one end of each threaded rod 21, which is far away from the first gear 20, is fixedly connected with a threaded sleeve 22, one end of each threaded sleeve 22 is slidably connected with the detection box 2, one end of each threaded sleeve 24, which is far away from the threaded sleeve 22, is in contact and connected with a main beam steel frame 18, the fixed motor 46 drives the fixed motor shaft 47 to rotate, the fixed motor shaft 47 drives the second gear 23 to rotate, the second gear 23 rotates to drive the first gear 20, the threaded rods 20 rotate to rotate, the threaded rods 21 rotate to drive the threaded sleeves 22 to move outwards, the threaded sleeves 22 to move outwards to drive the transverse columns 24 to move outwards, the transverse columns 24 on two sides to complete the fixing effect of the fixing steel frame fixing mechanism, and the fixing function of fixing mechanism;
the lower end of the girder steel frame 18 is in contact connection with a damping plate 11, the outer side of the damping plate 11 is in sliding connection with a detection box 2, and a damping adjusting mechanism is arranged in the damping plate 11;
the damping adjusting mechanism comprises a bidirectional pushing motor 17, the bidirectional pushing motor 17 is fixedly connected with a damping plate 11, two ends of the bidirectional pushing motor 17 are provided with two symmetrically distributed pushing motor shafts 16, the pushing motor shafts 16 are slidably connected with the damping plate 11, one end of each pushing motor shaft 16, far away from the bidirectional pushing motor 17, is fixedly connected with a push rod 13, the push rod 13 is slidably connected with the damping plate 11, one end of each push rod 13, far away from the pushing motor shaft 16, is fixedly connected with a clamping pin 12, the clamping pin 12 is slidably connected with the damping plate 11, the outer side of one end of each push rod 13, far away from the pushing motor shaft 16, is provided with a spring 14, one end of each spring 14 is fixedly connected with the other end of each clamping pin 12, far away from the corresponding push rod 13, is slidably connected with the detection box 2, the bidirectional pushing motor 17 drives the pushing motor shafts 16 to move outwards, the pushing motor shafts 16 push the push rods 13 to move outwards, the clamping pins 12 move outwards to overcome the contraction force of the springs 14, and move outwards, the clamping pins 12 can fix the damping plate 11 on the detection box 2, and complete the damping adjusting mechanism function;
the lower end of the damping plate 11 is fixedly connected with a plurality of damping springs 15 which are uniformly distributed, the lower ends of the damping springs 15 are fixedly connected with the detection box 2, and two ends of the girder steel frame 18 are provided with tensile detection mechanisms;
the tensile detection mechanism comprises a rotating motor 39, one end of the rotating motor 39 is fixedly connected with the side box 3, one end of the rotating motor 39 is provided with a rotating motor shaft 40, the outer side of the rotating motor shaft 40 is provided with a third detector 41, one end of the rotating motor shaft 40, which is far away from the rotating motor 39, is fixedly connected with a lead screw 27, one end of the lead screw 27, which is far away from the rotating motor 39, is rotatably connected with the side box 3, an outer side ball screw pair of the lead screw 27 is connected with a ball nut 42, the outer side of the ball nut 42 is slidably connected with the detection box 2, the upper end of the ball nut 42 is fixedly connected with a support column 28, the upper end of the support column 28 is fixedly connected with a clamping box 29, the clamping box 29 is slidably connected with the side box 3, a compressive detection mechanism is arranged in the clamping box 29, the rotating motor 39 drives the rotating motor shaft 40 to rotate, the rotating motor shaft 40 rotates to drive the lead screw 27 to rotate, the lead screw 27 rotates to drive the two symmetrically distributed ball nuts 42 to move outwards, the ball nut 42 moves outwards to drive the support column 28 to move outwards, the compressive detection mechanism to move outwards so that the main beam 18 can be pulled from two ends and complete the tensile detection of the tensile detection mechanism;
the anti-pressure detection mechanism comprises a pulling motor 30, a pulling motor shaft 31 is arranged at the other end of a clamping box 29 fixedly connected with the pulling motor 30, a second detector 32 is arranged on the outer side of the pulling motor shaft 31, a trapezoidal block 33 is fixedly connected with one end, far away from the pulling motor 30, of the pulling motor shaft 31, two T-shaped grooves 34 which are symmetrically distributed are arranged on the outer side of the trapezoidal block 33, T-shaped blocks 35 are connected in the T-shaped grooves 34 in a sliding mode, one ends, far away from the trapezoidal block 33, of the T-shaped blocks 35 are respectively and fixedly connected with a first connecting rod 36 and a second connecting rod 37, rotating pins 38 are inserted in the middle portions of the first connecting rod 36 and the second connecting rod 37, the first connecting rod 36 is hinged to the second connecting rod 37 through the rotating pins 38, one ends, far away from the pulling motor 30, of the first connecting rod 36 and the second connecting rod 37 are in contact with the main beam 18, the pulling motor 30 drives the pulling motor shaft 31 to move outwards, the trapezoidal block 33 is driven to move outwards by the pulling motor shaft 31, the trapezoidal block 33 moves outwards, the T-shaped blocks 35 move downwards, the T-shaped blocks 35 drive one ends, the end, which are far away from the trapezoidal block 33, and the trapezoidal block 33 can move downwards, and the main beam detection function of the anti-pressure detection mechanism can be completed.
The lead screw 27 is a bidirectional lead screw, and can realize the function of a tensile detection mechanism.
The directions of the external threads of the two threaded rods 21 and the internal threads of the threaded sleeve 22 are different, so that the function of a fixing mechanism can be realized.
The main beam steel frame 18 can be adorned down to side door 4, and the inside spout 8 that is equipped with in the upper end of side door 4 is favorable to realizing anti-shearing detection mechanism function.
The starting and stopping of the rotating motor 6, the pulling motor 30, the bidirectional pushing motor 17, the rotating motor 39 and the fixing motor 46 are controlled by a remote controller, the first detector 26, the second detector 32 and the third detector 41 can feed data back to the remote controller in time, the automation degree is increased, the labor force of workers is reduced, and the work efficiency is increased.
A method for detecting the stability of a steel structure building main beam comprises the following steps:
the method comprises the following steps: putting the main beam steel frame 18 in the detection box, wherein a worker can open the side door 4 through the handle 5, put the main beam steel frame 18 in the detection box 2 and then close the side door 4;
step two: the main beam steel frame 18 is positioned and fixed on the damping plate 11, a worker can turn on the fixed motor 46 through a remote controller to drive the two cross columns 24 to move outwards so as to fix the main beam steel frame 18 in the center of the center, so that the positioning effect is realized, the fixed motor 46 drives the fixed motor shaft 47 to rotate, the fixed motor shaft 47 rotates to drive the second gear 23 to rotate, the second gear 23 rotates to drive the first gear 20 to rotate, the first gear 20 rotates to drive the threaded rod 21 to rotate, the threaded rod 21 rotates to drive the threaded sleeve 22 to move outwards, the threaded sleeve 22 moves outwards to drive the cross columns 24 to move outwards, the cross columns 24 on the two sides can move outwards to fix the main beam steel frame 18, so that the positioning effect is realized, and the function of a fixing mechanism is completed;
step three: the anti-shearing capability of the girder steel frame 18 is detected, a worker firstly starts a bidirectional pushing motor 17 through a remote controller to drive two symmetrically distributed clamping pins 12 to move outwards and clamp the clamping pins into a detection box 2, so that a damping plate 11 is fixed on the damping box 2, the bidirectional pushing motor 17 drives a pushing motor shaft 16 to move outwards, the pushing motor shaft 16 moves outwards to push a push rod 13 to move outwards, the push rod 13 moves outwards to push the clamping pins 12 to overcome the contraction force of a spring 14 and move outwards, the clamping pins 12 move outwards to fix the damping plate 11 on the detection box 2, and the function of a damping adjusting mechanism is completed, then the worker starts a rotating motor 6 through the remote controller to drive a cam 10 to rotate, the cam 10 rotates to drive a shearing plate 7 to move downwards, the shearing plate 7 can carry out anti-shearing detection on the girder steel frame 18, detection data is obtained by a first detector 26 and transmits detection data to the remote controller, the rotating motor 6 drives a rotating motor shaft 25 to rotate, the rotating motor shaft 25 rotates to drive a rotating shaft 9 to rotate, the rotating shaft 9 rotates to drive the cam 10 to rotate, the cam 10 to drive a cam 44 to rotate, the spherical ball 44 to move downwards, the shearing plate 44 moves downwards, and the shearing capability of the spherical ball 7 can be detected, and the detection function of the anti-shearing mechanism can be completed.
Step four: the tensile capacity of the girder steel frame 18 is detected, a worker closes the damping adjusting mechanism first to enable the clamping pin 12 to retract into the damping plate 11, then the worker can press the girder steel frame 18 to be collinear with the compression-resistant detection mechanism, then the worker opens the pulling motor 30 through the remote controller to drive the first connecting rod 36 and the second connecting rod 37 to grasp the girder steel frame 18, then the rotating motor 39 is opened to drive the clamping box 29 to move outwards, the clamping box 29 moves outwards to drive the compression-resistant detection mechanism to move outwards so as to pull the girder steel frame 18 from two ends and detect the tensile strength of the girder steel frame, compression-resistant detection data are obtained by the third detector 41 and transmit detection data to the remote controller, the rotating motor 39 drives the rotating motor shaft 40 to rotate, the rotating motor shaft 40 rotates to drive the lead screw 27 to rotate, the lead screw 27 rotates to drive the two symmetrically distributed ball nuts 42 to move outwards, the ball nuts 42 move outwards to drive the supporting column 28 to move outwards, the supporting column 28 moves outwards to drive the compression-resistant detection mechanism to move outwards so as to pull the girder steel frame 18 from two ends and detect the tensile strength of the girder steel frame, and complete the function of the tension-resistant detection mechanism.
Step five: the compression resistance of the main beam steel frame 18 is detected, the first connecting rod 36 and the second connecting rod 37 are moved to the upper end and the lower end of the main beam steel frame 18 through the tensile detection mechanism, a worker opens the pulling motor 30 through the remote controller to enable the first connecting rod 36 and the second connecting rod 37 to extrude the main beam steel frame 18 towards the center, so that the compression resistance of the main beam steel frame 18 is detected, compression resistance detection data are obtained by the second detector 32 and transmit the detection data to the remote controller, the pulling motor 30 drives the pulling motor shaft 31 to move outwards, the pulling motor shaft 31 moves outwards to drive the trapezoidal block 33 to move outwards, the trapezoidal block 33 moves outwards to push the T-shaped block 35 to move downwards, the T-shaped block 35 moves downwards to drive one ends, far away from the trapezoidal block 33, of the first connecting rod 36 and the second connecting rod 37 to move downwards, one ends, far away from the trapezoidal block 33, of the first connecting rod 36 and the second connecting rod 37 move downwards to detect the compression resistance of the main beam steel frame 18, and the function of the compression resistance detection mechanism is completed.
Step six: the data are summarized and the conclusion is drawn, the remote controller summarizes the compression-resistant detection data, the tensile detection data and the shear-resistant data, and a worker can finally obtain whether the stability of the main beam steel frame 18 reaches the standard through the remote controller, so that the function of the steel structure building main beam stability detection device is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. The utility model provides a steel construction building girder stability detection device, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a detection box (2), two symmetrically distributed side boxes (3) are arranged at two ends of the detection box (2) and are fixedly connected, the lower ends of the side boxes (3) are fixedly connected with the base (1), two symmetrically distributed side doors (4) are arranged at one end of the detection box (2), a buckle (5) is arranged on each side door (4), a main beam steel frame (18) is arranged in the detection box (2), and a shearing-resistant detection mechanism is arranged at the upper end of each main beam steel frame (18);
the anti-shearing detection mechanism comprises a rotating motor (6), wherein a rotating motor shaft (25) is arranged at the other end of a one-end fixed connection detection box (2) of the rotating motor (6), a first detector (26) is arranged on the outer side of the rotating motor shaft (25), one end of the rotating motor shaft (25) far away from the rotating motor (6) is fixedly connected with a rotating shaft (9), one end of the rotating shaft (9) far away from the rotating motor shaft (9) is rotatably connected with the detection box (2), two symmetrically-distributed cams (10) are connected with the outer side of the rotating shaft (9) in a specified manner, a cam groove (45) is arranged on the outer side of each cam (10), a round ball (44) is slidably connected in each cam groove (45), a connecting column (43) is fixedly connected with the lower end of each round ball (44), a shearing plate (7) is fixedly connected with the lower end of each connecting column (43), side grooves (8) are slidably connected with the two ends of each shearing plate (7), and the side grooves (8) are symmetrically distributed on the side wall and the side door (4) of the detection box (2);
a cross beam (19) is arranged at the lower end of the main beam steel frame (18), two ends of the cross beam (19) are fixedly connected with the detection box (2), a fixing mechanism is arranged in the cross beam (19), and the main beam steel frame (18) is fixed by the fixing mechanism from two ends;
the fixing mechanism comprises a fixed motor (46), one end of the fixed motor (46) is fixedly connected with the other end of a beam (19) and is provided with a fixed motor shaft (47), the outer side of the fixed motor shaft (47) is rotatably connected with the beam (19), one end of the fixed motor shaft (47), which is far away from the fixed motor (46), is fixedly connected with a second gear (23), one side of the second gear (23) is meshed and connected with a first gear (20), two ends of the first gear (20) are fixedly connected with threaded rods (21), the outer side of each threaded rod (21) is rotatably connected with the beam (19), one end of each threaded rod (21), which is far away from the first gear (20), is in threaded connection with a threaded sleeve (22), one end of each threaded sleeve (22), which is far away from the threaded rod (21), is fixedly connected with a transverse column (24), the transverse column (24) is in sliding connection with a detection box (2), and one end, which is far away from the threaded sleeve (22), of the transverse column (24), is in contact with a steel frame (18);
the lower end of the main beam steel frame (18) is in contact connection with a damping plate (11), the outer side of the damping plate (11) is in sliding connection with a detection box (2), and a damping adjusting mechanism is arranged in the damping plate (11);
the damping adjusting mechanism comprises a bidirectional pushing motor (17), the bidirectional pushing motor (17) is fixedly connected with a damping plate (11), two symmetrically distributed pushing motor shafts (16) are arranged at two ends of the bidirectional pushing motor (17), the pushing motor shafts (16) are connected with the damping plate (11) in a sliding manner, one end, far away from the bidirectional pushing motor (17), of each pushing motor shaft (16) is fixedly connected with a push rod (13), the push rod (13) is connected with the damping plate (11) in a sliding manner, one end, far away from the pushing motor shafts (16), of each push rod (13) is fixedly connected with a clamping pin (12), the clamping pin (12) is connected with the damping plate (11) in a sliding manner, a spring (14) is arranged on the outer side of one end, far away from the pushing motor shafts (16), of each push rod (13), one end, fixedly connected with the clamping pin (12), the other end, of each spring (14), is fixedly connected with the damping plate (11), and one end, far away from the push rod (13), of each clamping pin (12) is connected with a detection box (2) in a sliding manner;
the lower end of the damping plate (11) is fixedly connected with a plurality of uniformly distributed damping springs (15), the lower ends of the damping springs (15) are fixedly connected with the detection box (2), and two ends of the girder steel frame (18) are provided with tensile detection mechanisms;
the tensile detection mechanism comprises a rotating motor (39), one end of the rotating motor (39) is fixedly connected with the side box (3), one end of the rotating motor (39) is provided with a rotating motor shaft (40), the outer side of the rotating motor shaft (40) is provided with a third detector (41), one end of the rotating motor shaft (40), far away from the rotating motor (39), is fixedly connected with a lead screw (27), one end of the lead screw (27), far away from the rotating motor (39), is rotatably connected with the side box (3), an outer side ball screw pair of the lead screw (27) is connected with a ball nut (42), the outer side of the ball nut (42) is slidably connected with the detection box (2), the upper end of the ball nut (42) is fixedly connected with a support column (28), the support column (28) is slidably connected with the side box (3), the upper end of the support column (28) is fixedly connected with a clamping box (29), the clamping box (29) is slidably connected with the side box (3), and a compression resistance detection mechanism is arranged in the clamping box (29);
the anti-compression detection mechanism comprises a pulling motor (30), the other end of a clamping box (29) fixedly connected with the pulling motor (30) is provided with a pulling motor shaft (31), the outer side of the pulling motor shaft (31) is provided with a second detector (32), one end, far away from the pulling motor (30), of the pulling motor shaft (31) is fixedly connected with a trapezoidal block (33), the outer side of the trapezoidal block (33) is provided with two T-shaped grooves (34) which are symmetrically distributed, the T-shaped grooves (34) are connected with T-shaped blocks (35) in a sliding mode, one end, far away from the trapezoidal block (33), of each T-shaped block (35) is fixedly connected with a first connecting rod (36) and a second connecting rod (37), rotating pins (38) are inserted into the middle parts of the first connecting rod (36) and the second connecting rod (37), the first connecting rod (36) is hinged with the second connecting rod (37) through the rotating pins (38), and one ends, far away from the pulling motor (30), of the first connecting rod (36) and the second connecting rod (37) are in contact with a main beam (18).
2. The device of claim 1, wherein the device comprises: the lead screw (27) is a bidirectional lead screw.
3. The steel structure building girder stability detection device of claim 1, characterized in that: the directions of the external threads of the two threaded rods (21) and the internal threads of the threaded sleeve (22) are different.
4. The steel structure building girder stability detection device of claim 1, characterized in that: the side door (4) can be provided with a lower main beam steel frame (18).
5. The device of claim 1, wherein the device comprises: and a sliding groove (8) is formed in the upper end of the side door (4).
6. The steel structure building girder stability detection device of claim 1, characterized in that: the starting and stopping of the rotating motor (6), the pulling motor (30), the two-way pushing motor (17), the rotating motor (39) and the fixed motor (46) are all controlled by a remote controller.
7. The device for detecting the stability of the steel structure building girder according to claim 1 or 6, characterized in that: the first detector (26), the second detector (32) and the third detector (41) can feed back data to the remote controller in time.
8. The method for detecting the stability of the steel structure building girder according to any one of claims 1 to 7, wherein the method comprises the following steps: the method comprises the following steps:
the method comprises the following steps: putting the main beam steel frame (18), wherein a worker can open the side door (4) through the handle (5), put the main beam steel frame (18) into the detection box (2), and then close the side door (4);
step two: the main beam steel frame (18) is positioned and fixed on the damping plate (11), a worker can start a fixed motor (46) through a remote controller to drive two transverse columns (24) to move outwards so as to fix the main beam steel frame (18) in the center, so that the positioning effect is realized, the fixed motor (46) drives a fixed motor shaft (47) to rotate, the fixed motor shaft (47) rotates to drive a second gear (23) to rotate, the second gear (23) rotates to drive a first gear (20) to rotate, the first gear (20) rotates to drive a threaded rod (21) to rotate, the threaded rod (21) rotates to drive a threaded sleeve (22) to move outwards, the threaded sleeve (22) moves outwards to drive the transverse columns (24) to move outwards, the transverse columns (24) on the two sides can fix the main beam steel frame (18) to realize the positioning effect, and the function of a fixing mechanism is completed;
step three: detecting the anti-shearing capability of a girder steel frame (18), a worker firstly starts a bidirectional pushing motor (17) through a remote controller to drive two symmetrically distributed clamping pins (12) to move outwards and clamp the clamping pins into a detection box (2), so that a damping plate (11) is fixed on the damping box (2), the bidirectional pushing motor (17) drives a pushing motor shaft (16) to move outwards, the pushing motor shaft (16) moves outwards to push a push rod (13) to move outwards, the push rod (13) moves outwards to push the clamping pins (12) to overcome the contraction force of a spring (14) and move outwards, the clamping pins (12) move outwards to fix the damping plate (11) on the detection box (2), the function of a damping adjusting mechanism is completed, then the worker starts a rotating motor (6) through the remote controller to drive a cam (10) to rotate, the cam (10) rotates to drive a shearing plate (7) to move downwards, the shearing plate (7) moves downwards to perform anti-shearing detection on the girder steel frame (18), the detection data is obtained by a first detector (26) and the shearing data is detected, the shearing data is transmitted to a shearing ball detector (6), the rotating shaft (9) drives a rotating motor (10) to rotate, the rotating shaft (10) to drive the rotating cam (9) to rotate downwards, the rotating shaft (10) to rotate, the rotating motor shaft (10) to drive the rotating motor (10) to rotate, the rotating shaft (10) to rotate, the rotating motor shaft (9) to rotate, the shearing plate (7) moves downwards to realize the function of detecting the shearing capability and complete the function of the anti-shearing detection mechanism.
Step four: the tensile capacity of a girder steel frame (18) is detected, a worker closes a damping adjusting mechanism firstly to enable a clamping pin (12) to retract into a damping plate (11), then the worker can press the girder steel frame (18) to be collinear with a compression-resistant detection mechanism, then the worker opens a pulling motor (30) through a remote controller to drive a first connecting rod (36) and a second connecting rod (37) to grasp the girder steel frame (18), then a rotating motor (39) is started to drive a clamping box (29) to move outwards, the clamping box (29) moves outwards to drive the compression-resistant detection mechanism to move outwards so as to pull the girder steel frame (18) from two ends and carry out tensile detection on the girder steel frame, compression-resistant detection data is obtained by a third detector (41) and send the detection data to the remote controller, the rotating motor (39) drives a rotating motor shaft (40) to rotate, the rotating motor shaft (40) rotates to drive a lead screw (27) to rotate, the lead screw (27) rotates to drive two symmetrically distributed ball nuts (42) to move outwards, the ball nuts (42) move outwards to drive a support column (28) to move outwards, the tension-resistant detection mechanism to carry out detection on the girder steel frame from two ends so as to complete the detection function of the tension-resistant detection mechanism.
Step five: the compression resistance of the girder steel frame (18) is detected, a first connecting rod (36) and a second connecting rod (37) are moved to the upper end and the lower end of the girder steel frame (18) through a tensile detection mechanism, a worker opens a pulling motor (30) through a remote controller to enable the first connecting rod (36) and the second connecting rod (37) to extrude the girder steel frame (18) towards the center, so that the compression resistance of the girder steel frame (18) is detected, compression resistance detection data are obtained by a second detector (32) and are transmitted to the remote controller, the pulling motor (30) drives a pulling motor shaft (31) to move outwards, the pulling motor shaft (31) moves outwards to drive a trapezoidal block (33) to move outwards, the trapezoidal block (33) moves outwards to push a T-shaped block (35) to move downwards, the T-shaped block (35) moves downwards to drive one ends, far away from the trapezoidal block (33), of the first connecting rod (36) and the second connecting rod (37) to move downwards, one ends, far away from the trapezoidal block (33), of the first connecting rod (36) and the second connecting rod (37) move downwards, so that the ends, the girder steel frame (18) and the compression resistance detection mechanism can detect the compression resistance of the girder steel frame (18).
Step six: the data are summarized and a conclusion is drawn, the remote controller summarizes the compression-resistant detection data, the tensile detection data and the shear-resistant data, and a worker can finally obtain whether the stability of the main beam steel frame (18) reaches the standard through the remote controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210816861.1A CN115290465A (en) | 2022-07-12 | 2022-07-12 | Steel structure building main beam stability detection device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210816861.1A CN115290465A (en) | 2022-07-12 | 2022-07-12 | Steel structure building main beam stability detection device and detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115290465A true CN115290465A (en) | 2022-11-04 |
Family
ID=83822480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210816861.1A Pending CN115290465A (en) | 2022-07-12 | 2022-07-12 | Steel structure building main beam stability detection device and detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115290465A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183383A (en) * | 2022-12-20 | 2023-05-30 | 杭萧钢构（山东）有限公司 | High-rise steel construction building girder stability detection device |
-
2022
- 2022-07-12 CN CN202210816861.1A patent/CN115290465A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183383A (en) * | 2022-12-20 | 2023-05-30 | 杭萧钢构（山东）有限公司 | High-rise steel construction building girder stability detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115290465A (en) | Steel structure building main beam stability detection device and detection method | |
| CN218363073U (en) | Steel pipe iron tower equipment reinforcing and forming machine | |
| CN112095842B (en) | Prefabricated assembled building wall truss structure | |
| CN220127961U (en) | Steel construction welding shaping mounting fixture of arranging | |
| CN217537301U (en) | Building steel structure convenient to installation | |
| CN213141168U (en) | Lifting device for steel structure manufacturing | |
| CN114380220A (en) | Tower crane attachment frame | |
| CN114232816A (en) | Novel prefabricated frame structure and assembling method thereof | |
| CN221191280U (en) | Reinforcing device for steel truss hoisting | |
| CN211647688U (en) | Door lock device based on elevator | |
| CN221399374U (en) | Connection structure of assembled multilayer steel structure building | |
| CN218320376U (en) | Lifting device convenient to dismantle | |
| CN221703200U (en) | Steel construction stretch beam roof construction device | |
| CN218264342U (en) | Steel construction interfacing apparatus | |
| CN221722079U (en) | Novel steel bar connecting sleeve for cast-in-situ structure | |
| CN214935363U (en) | Suspension device for building steel structure frame | |
| CN221191268U (en) | Steel construction hoist and mount complementary unit for construction | |
| CN215445804U (en) | Construction elevator safety monitoring system | |
| CN220184287U (en) | Air connecting device for steel structure | |
| CN214899910U (en) | Indoor and outdoor dual-purpose cable bridge with reinforcing structure | |
| CN220819905U (en) | Flaw detection device for steel structure | |
| CN215546216U (en) | Machining positioning device for building steel structure | |
| CN218346429U (en) | Steel structure connecting structure for house building | |
| CN220868750U (en) | Cantilever scaffold for building construction | |
| CN220084559U (en) | Steel construction anti-deformation detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20221104 |
|
| WD01 | Invention patent application deemed withdrawn after publication |