阅读说明：本技术 一种通过超声波检测高处钢梁的移动设备 (Mobile device for detecting high-place steel beam through ultrasonic waves ) 是由 李庆怀 于 2021-03-02 设计创作，主要内容包括：本发明涉及钢梁设备技术领域,具体为一种通过超声波检测高处钢梁的移动设备。一种通过超声波检测高处钢梁的移动设备,包括四个连接固定块,四个连接固定块矩形分布,连接固定块中设有在钢梁上移动设备的移动装置,间距较大的每两个连接固定块之间设有一组弯曲组件,间距较小的每两个连接固定块之间设有两组弯曲组件,弯曲组件能够保证设备在经过钢梁弯折处时继续移动,间距较大的两个连接固定块的朝向为设备移动方向,间距较大的两个连接固定块上的结构相同,其中设有夹紧钢梁并配合移动的夹紧组件,此设备能够自动移动到高处的钢梁上,并在弯折处转弯,并能够对钢梁四周进行全方位的检测,保证钢梁完全被检测。(The invention relates to the technical field of steel beam equipment, in particular to mobile equipment for detecting a steel beam at a high position through ultrasonic waves. The utility model provides a mobile device through ultrasonic detection eminence girder steel, including four connection fixed blocks, four connection fixed block rectangular distributions, be equipped with the mobile device of mobile device on the girder steel in the connection fixed block, be equipped with a set of crooked subassembly between every two connection fixed blocks that the interval is great, be equipped with two sets of crooked subassemblies between every two connection fixed blocks that the interval is less, crooked subassembly can guarantee that equipment continues to move when passing through the girder steel department of buckling, the orientation of two connection fixed blocks that the interval is great is the equipment moving direction, the structure on two connection fixed blocks that the interval is great is the same, wherein be equipped with the clamping component who presss from both sides tight girder steel and cooperation removal, this equipment can the automatic movement to the girder steel of eminence, and turn in the department of buckling, and can carry out omnidirectional detection around the girder.)

1. The utility model provides a through mobile device of ultrasonic detection eminence girder steel which characterized in that: the device comprises four connecting fixing blocks (101), the four connecting fixing blocks (101) are distributed in a rectangular mode, a moving device (001) for moving equipment on a steel beam is arranged in each connecting fixing block (101), every two connecting fixing blocks (101) with large intervals are provided with a group of bending assemblies (014), every two connecting fixing blocks (101) with small intervals are provided with two groups of bending assemblies (014), the bending assemblies (014) can ensure that the equipment can continuously move when passing through the bent part of the steel beam, the orientation of the two connecting fixing blocks (101) with large intervals is the moving direction of the equipment, the two connecting fixing blocks (101) with large intervals have the same structure, a clamping assembly (012) for clamping the steel beam and moving in a matched mode is arranged, the two connecting fixing blocks (101) with small intervals have the same structure, and a power assembly (010) for actively moving on the steel beam is arranged, each connecting fixing block (101) is provided with a magnetic component (013) for attracting the steel beam;

a circumference device (002) capable of rotating around the circumference of the steel beam is arranged between the connecting fixed blocks (101), the circumference device (002) comprises a rotating component (020) and a sliding component (021), the rotating component (020) is arranged on the two connecting fixed blocks (101) with the smaller distance, and the sliding component (021) is arranged on the two connecting fixed blocks (101) with the larger distance;

each connecting and fixing block (101) is internally provided with an adjusting device (003) for pushing the steel beam to move the equipment;

connect between fixed block (101) and be equipped with detection device (004) that uses ultrasonic detection girder steel inner structure.

2. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 1, wherein: the interval is great two connect all to have set firmly on fixed block (101) and press from both sides tight piece (121), two in addition connect all to have set firmly on fixed block (101) power piece (103), and this two connect all to have set firmly in fixed block (101) motor (102), every motor (102) power connection has motor shaft (105), every be equipped with movable chamber (100) in power piece (103), motor shaft (105) extend and get into in movable chamber (100), it is connected with universal joint (106) to rotate on motor shaft (105), rotate on universal joint (106) and be connected with power shaft (107), power wheel (104) have set firmly on power shaft (107).

3. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 1, wherein: every one side on power piece (103) has set firmly fixed spring board (109), power axle (107) go up to rotate and are connected with spring axle sleeve (108), spring axle sleeve (108) with be connected with pressure spring (110) between fixed spring board (109), spring axle sleeve (108) opposite side has set firmly removal slider (112), another side on power piece (103) has set firmly fixed slide (111), removal slider (112) can slide in fixed slide (111).

4. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 2, wherein: it has from moving chamber (120) to press from both sides in tight piece (121), sliding connection has slip axle piece (126) in moving chamber (120), it has driven shaft (123) to rotate in slip axle piece (126), it is connected with driven axle sleeve (124) to rotate on driven shaft (123), driven axle sleeve (124) both sides have all set firmly location slide bar (125), location slide bar (125) can insert from moving chamber (120) lateral wall, driven axle sleeve (124) with be connected with between driven chamber (120) lateral wall and press from both sides spring (127), driven shaft (123) are last to have set firmly from driving wheel (122).

5. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 1, wherein: magnetic force component (013) include fixed mounting each fixed magnet (131) on connecting fixed block (101), every fixed magnet (131) have set firmly gyro wheel piece (132), swivelling joint has removal gyro wheel (133) with the girder steel contact in gyro wheel piece (132).

6. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 1, wherein: the bending component (014) comprises bending rods (141) rotatably connected in the connecting fixing block (101), each connecting fixing block (101) is provided with two shorter bending rods (141) and one longer bending rod (141), each bending rod (141) is provided with a moving chute (146) in the connecting fixing block (101), the bending rods (141) are rotatably connected with bending shafts (147) which slide in the moving sliding grooves (146), connecting rods (142) are rotatably connected between two adjacent bending rods (141) on different connecting fixing blocks (101), two ends of each connecting rod (142) are rotatably connected with rotating shafts (143), each rotating shaft (143) is fixedly provided with a rotating shaft sleeve (144) which can slide in the bending rods (141), and telescopic springs (145) are connected between the two sides of the rotating shaft sleeve (144) and the bent rod (141).

7. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 1, wherein: the adjusting device (003) comprises pushing air pumps (301) fixedly installed in the power block (103) and the clamping block (121) respectively, a pushing rod (302) is connected to the pushing air pumps (301) in a sliding mode, and a pushing contact plate (303) is fixedly arranged on the pushing rod (302).

8. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 1, wherein: the rotating assembly (020) comprises two fixed rotating blocks (202) which are fixedly arranged on the inner sides of the connecting fixed blocks (101) and have smaller intervals, a rotating cavity (200) is arranged in each fixed rotating block (202), the sliding assembly (021) comprises two fixed sliding rails (211) which are fixedly arranged on the inner sides of the connecting fixed blocks (101) and are fixedly arranged in the other two fixed rotating blocks respectively, a rotating motor (203) is fixedly arranged in each fixed rotating block (202), the rotating motor (203) is in power connection with a rotating motor shaft (204), a rotating gear (205) is fixedly arranged in the rotating motor shaft (204), a rotating toothed ring (206) which can be meshed with the two rotating gears (205) is slidably connected in the rotating cavity (200), the rotating toothed ring (206) can circularly and rotatably slide in the rotating cavity (200), and a detection bottom plate (201) is fixedly arranged on the rotating toothed ring (206), the fixed sliding rail (211) is connected with a rotating ring (212) in a sliding mode, and the rotating ring (212) can rotate and slide in the fixed sliding rail (211) in a circumferential mode.

9. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 8, wherein: the rotating ring gear (206) and the rotating ring (212) are incomplete rings.

10. The mobile equipment for ultrasonically testing a steel elevated beam as claimed in claim 1, wherein: the detection device (004) comprises a sound wave plate (401) fixedly installed in the detection bottom plate (201), a plurality of sound wave transmitters (403) are fixedly arranged in the sound wave plate (401), the sound wave transmitters (403) can transmit ultrasonic waves, a plurality of sound wave receivers (402) are fixedly arranged in the sound wave plate (401), and the sound wave receivers (402) can detect the ultrasonic waves reflected by the steel beam.

Technical Field

The invention relates to the technical field of steel beam equipment, in particular to mobile equipment for detecting a steel beam at a high position through ultrasonic waves.

Background

The beams made of steel on the steel beams, crane beams and working platform beams in a factory building, floor beams in a multi-storey building, purlins in a roof structure and the like can be steel beams, and for the steel beams used for a long time, the internal structure of the steel beams is changed due to the influence of use time or external force, the steel beams cannot bear the integral gravity, the steel beams even deform, the risk of building collapse exists, and therefore the steel beam structure needs to be regularly detected, and the structural damage is prevented from influencing the support of the steel beams.

Disclosure of Invention

The invention provides a mobile device for detecting a steel beam at a high place by ultrasonic waves, aiming at the problems in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: a mobile device for detecting a steel beam at a high place by ultrasonic comprises four connecting fixed blocks which are distributed in a rectangular shape, a moving device for moving equipment on the steel beam is arranged in the connecting fixed blocks, a group of bending assemblies is arranged between every two connecting fixed blocks with larger space, two groups of bending assemblies are arranged between every two connecting fixed blocks with smaller space, the bending assembly can ensure that the equipment continues to move when passing through the bent part of the steel beam, the orientation of the two connecting fixed blocks with larger distance is the moving direction of the equipment, the structures of the two connecting fixed blocks with larger distance are the same, wherein the clamping component is provided with a clamping steel beam and moves in a matching way, the two connecting and fixing blocks with smaller space have the same structure, the power assembly is actively moved on the steel beam, and a magnetic assembly for attracting the steel beam is arranged on each connecting and fixing block;

a circumference device capable of rotating around the circumference of the steel beam is arranged between the connecting fixed blocks and comprises a rotating assembly and a sliding assembly, the rotating assembly is arranged on the two connecting fixed blocks with smaller distance, and the sliding assembly is arranged on the two connecting fixed blocks with larger distance;

each connecting fixed block is internally provided with an adjusting device for pushing the steel beam to move the equipment;

connect and be equipped with the detection device who uses ultrasonic detection girder steel inner structure between the fixed block.

Preferably, the interval is great two connect all to set firmly on the fixed block and press from both sides tight piece, two in addition connect all to set firmly on the fixed block and have moved the piece, and these two connect all to set firmly in the fixed block power motor, every power motor power is connected with the motor shaft, every be equipped with movable chamber in the power piece, the motor shaft extends to get into in the movable chamber, rotate on the motor shaft and be connected with the universal joint, rotate on the universal joint and be connected with the power shaft, the last power wheel that has set firmly of power shaft.

Preferably, a fixed spring plate is fixedly arranged on one side of each power block, a spring shaft sleeve is rotatably connected onto each power shaft, a pressure spring is connected between each spring shaft sleeve and the corresponding fixed spring plate, a movable sliding block is fixedly arranged on the other side of each spring shaft sleeve, a fixed sliding plate is fixedly arranged on the other side of each power block, and the movable sliding block can slide in the corresponding fixed sliding plate.

Preferably, be equipped with the slave chamber in the tight piece of clamp, sliding connection has the slip axle piece in the slave chamber, it is connected with the driven shaft to rotate in the slip axle piece, it is connected with driven axle sleeve to rotate on the driven shaft, driven axle sleeve both sides have all set firmly the location slide bar, the location slide bar can insert the slave chamber lateral wall, driven axle sleeve with be connected with clamping spring between the slave chamber lateral wall, set firmly on the driven shaft from the driving wheel.

Preferably, the magnetic assembly comprises fixed magnets fixedly mounted on each connecting fixing block, each fixed magnet is fixedly provided with a roller block, and the roller block is rotatably connected with a movable roller in contact with the steel beam.

As preferred, crooked subassembly is including rotating the connection and being in connect the crooked pole in the fixed block, every be equipped with two shorter in connecting the fixed block crooked pole and one longer crooked pole, every crooked pole department connect and be equipped with the removal spout in the fixed block, it is connected with to rotate on the crooked pole remove gliding bent axle in the spout, different connect adjacent two on the fixed block rotate between the crooked pole and be connected with the connecting rod, every the connecting rod both ends all rotate and are connected with the axis of rotation, every set firmly in the axis of rotation can gliding rotation axle sleeve in the crooked pole, rotate axle sleeve both sides all with be connected with expanding spring between the crooked pole.

Preferably, the adjusting device comprises pushing air pumps fixedly installed in the power block and the clamping block respectively, pushing rods are connected in the pushing air pumps in a sliding mode, and pushing contact plates are fixedly arranged on the pushing rods.

Preferably, the rotating assembly comprises two fixed rotating blocks which are fixedly arranged at the inner sides of the two fixed connecting blocks and are respectively small in distance, each fixed rotating block is internally provided with a rotating cavity, the sliding assembly comprises two fixed sliding rails which are fixedly arranged at the inner sides of the other two fixed connecting blocks and are respectively provided with a fixed sliding rail, each fixed rotating block is internally provided with a rotating motor, the rotating motor is in power connection with a rotating motor shaft, a rotating gear is fixedly arranged in the rotating motor shaft, the rotating cavity is internally provided with a rotating gear ring which can be meshed with the two rotating gears, the rotating gear ring can circumferentially and rotatably slide in the rotating cavity, a detection bottom plate is fixedly arranged on the rotating gear ring, the fixed sliding rail is internally provided with a rotating ring, and the rotating ring can circumferentially and rotatably slide in the fixed sliding rail.

Preferably, the rotary ring gear and the rotary ring are incomplete rings.

Preferably, the detection device comprises a sound wave plate fixedly installed in the detection bottom plate, a plurality of sound wave transmitters are fixedly arranged in the sound wave plate and can transmit ultrasonic waves, and a plurality of sound wave receivers are fixedly arranged in the sound wave plate and can detect the ultrasonic waves reflected by the steel beam.

The steel beam bending device has the advantages that the moving device can enable equipment to move on a vertical steel beam and a high-position transverse steel beam and turn and move at the steel beam bending position, the circumferential device can enable detection parts in the equipment to move around the circumference of the steel beam, comprehensive detection of the steel beam is achieved, the adjusting device can enable the equipment to adjust the position on the steel beam by pushing the steel beam so as to detect different positions of the steel beam, the detecting device can emit ultrasonic waves to the steel beam and is used for detecting the structure inside the steel beam, the equipment can automatically move to the high-position steel beam and turn at the bending position, all-around detection of the steel beam can be achieved, and the steel beam is guaranteed to be completely detected.

Drawings

FIG. 1 is a schematic structural diagram of a mobile device for ultrasonically inspecting a steel beam at a high place according to the present invention;

FIG. 2 is a schematic view of the structure in the direction A-A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 2;

fig. 4 is an enlarged view at C in fig. 2:

FIG. 5 is an enlarged view taken at D in FIG. 1;

FIG. 6 is an enlarged view at E in FIG. 1;

FIG. 7 is a schematic view of a steel beam;

fig. 8 is an axial schematic view of the present invention.

100, a movable cavity; 101. connecting a fixed block; 102. a power motor; 103. a power block; 104. a power wheel; 105. a motor shaft; 106. a universal joint; 107. a power shaft; 108. a spring bushing; 109. fixing the spring plate; 110. a pressure spring; 111. fixing the sliding plate; 112. moving the slide block; 120. a driven chamber; 121. a clamping block; 122. a driven wheel; 123. a driven shaft; 124. a driven shaft sleeve; 125. positioning the slide bar; 126. a sliding shaft block; 127. a clamping spring; 131. fixing a magnet; 132. a roller block; 133. moving the roller; 141. a curved rod; 142. a connecting rod; 143. a rotating shaft; 144. rotating the shaft sleeve; 145. a tension spring; 146. a moving chute; 147. a bending shaft; 200. a rotating chamber; 201. detecting the bottom plate; 202. fixing the rotating block; 203. a rotating electric machine; 204. rotating a motor shaft; 205. a rotating gear; 206. rotating the toothed ring; 211. fixing the slide rail; 212. rotating the circular ring; 301. pushing the air pump; 302. a push rod; 303. pushing the contact plate; 401. a sound wave panel; 402. an acoustic receiver; 403. an acoustic wave emitter; 001. a mobile device; 002. a circumferential means; 003. an adjustment device; 004. a detection device; 010. a power assembly; 012. a clamping assembly; 013. a magnetic assembly; 014. a bending assembly; 020. a rotating assembly; 021. a slide assembly.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 8, a mobile device for detecting a steel beam at a high place by ultrasonic waves comprises four connecting fixing blocks 101, the four connecting fixing blocks 101 are distributed in a rectangular shape, a mobile device 001 for moving the device on the steel beam is arranged in each connecting fixing block 101, a group of bending assemblies 014 are arranged between every two connecting fixing blocks 101 with a large distance, two groups of bending assemblies 014 are arranged between every two connecting fixing blocks 101 with a small distance, the bending assemblies 014 can ensure that the device can move continuously when passing through a bent part of the steel beam, the orientation of the two connecting fixing blocks 101 with a large distance is the moving direction of the device, the structures of the two connecting fixing blocks 101 with a large distance are the same, a clamping assembly 012 for clamping the steel beam and moving in a matching manner is arranged in each connecting fixing block 101 with a small distance, a power assembly 010 for actively moving on the steel beam is arranged in each connecting, each connecting fixing block 101 is provided with a magnetic component 013 for attracting the steel beam;

a circumference device 002 capable of rotating around the circumference of the steel beam is arranged between the connecting fixed blocks 101, the circumference device 002 comprises a rotating component 020 and a sliding component 021, the rotating component 020 is arranged on the two connecting fixed blocks 101 with the smaller distance, and the sliding component 021 is arranged on the two connecting fixed blocks 101 with the larger distance;

each connecting and fixing block 101 is internally provided with an adjusting device 003 for pushing the steel beam to move the equipment;

connect and be equipped with detection device 004 that uses ultrasonic detection girder steel inner structure between the fixed block 101.

The two connecting and fixing blocks 101 with larger distance are both fixedly provided with a clamping block 121, the other two connecting and fixing blocks 101 are both fixedly provided with a power block 103, and power motors 102 are fixedly arranged in the two connecting and fixing blocks 101, each power motor 102 is in power connection with a motor shaft 105, a movable cavity 100 is arranged in each power block 103, the motor shaft 105 extends into the movable cavity 100, a universal joint 106 is rotatably connected on the motor shaft 105, the universal joint 106 is rotatably connected with a power shaft 107, the power shaft 107 is fixedly provided with a power wheel 104, so that the device is placed on a vertical ground steel beam, the two power wheels 104 are arranged on one side of the steel beam, the power motor 102 is started, the motor shaft 105 rotates to drive the universal joint 106, the power shaft 107 and the power wheel 104 to rotate, and the power wheel 104 drives equipment to move on a steel beam.

One side of each power block 103 is fixedly provided with a fixed spring plate 109, the power shaft 107 is rotatably connected with a spring shaft sleeve 108, a pressure spring 110 is connected between the spring shaft sleeve 108 and the fixed spring plate 109, the other side of the spring shaft sleeve 108 is fixedly provided with a movable slider 112, the other side of the power block 103 is fixedly provided with a fixed sliding plate 111, and the movable slider 112 can slide in the fixed sliding plate 111, so that when the power wheel 104 contacts a steel beam, the power shaft 107 and the power wheel 104 can move due to the pressure spring 110, the equipment can move on the steel beams with different widths, when the steel beam props open the power wheel 104, the power shaft 107 and the motor shaft 105 are not coaxial, the universal joint 106 can transfer the power of the motor shaft 105 to the power shaft 107, and when the steel beam is too wide, the pressure spring 110 is compressed, the movable slider 112 moves on the fixed slide plate 111 in the direction of the central axis of the motor shaft 105, and when the steel beam is too narrow, the pressure spring 110 presses the power shaft 107 to keep the power wheel 104 in contact with the surface of the steel beam, and the movable slider 112 moves on the fixed slide plate 111 in the direction away from the central axis of the motor shaft 105.

The clamping block 121 is provided with a driven cavity 120, the driven cavity 120 is slidably connected with a sliding shaft block 126, the sliding shaft block 126 is rotatably connected with a driven shaft 123, the driven shaft 123 is rotatably connected with a driven shaft sleeve 124, two sides of the driven shaft sleeve 124 are fixedly provided with positioning slide bars 125, the positioning slide bars 125 can be inserted into the side wall of the driven cavity 120, a clamping spring 127 is connected between the driven shaft sleeve 124 and the outer side wall of the driven cavity 120, and a driven wheel 122 is fixedly arranged on the driven shaft 123, so that when two power wheels 104 contact a steel beam, the two driven wheels 122 also contact the steel beam, under the pressure of the clamping spring 127, the two driven wheels 122 respectively clamp the steel beam with the two power wheels 104, so that the equipment can be positioned on the steel beam and the power wheels 104 cannot slip, and when the steel beam is too wide, the clamping spring 127 is compressed, the distance between the driven wheels 122 is increased, the sliding shaft block 126 slides in the driven cavity 120, the positioning slide rod 125 slides in the side wall of the driven cavity 120, the sliding shaft block 126 ensures the moving level of the driven wheels 122, and when the power wheel 104 drives the equipment to move, the driven wheels 122 roll along the surface of the steel beam.

The magnetic assembly 013 includes a fixed magnet 131 fixedly installed on each of the connection fixing blocks 101, a roller block 132 is fixedly installed in each of the fixed magnets 131, a moving roller 133 in contact with the steel beam is rotatably connected in the roller block 132, so that when the device is placed on the steel beam, the fixed magnet 131 attracts the steel beam by magnetic force, the moving roller 133 contacts the steel beam, when the device is moved, the moving roller 133 rolls on the steel beam, the fixed magnet 131 enables the device to be stably attached to the steel beam, and the moving roller 133 is higher than the fixed magnet 131 so that the fixed magnet 131 does not contact the steel beam to generate friction, thereby ensuring that excessive moving resistance is not increased.

Crooked subassembly 014 is including rotating to be connected crooked pole 141 in connecting fixed block 101, every be equipped with two in connecting fixed block 101 shorter crooked pole 141 and one longer crooked pole 141, every crooked pole 141 department be equipped with in connecting fixed block 101 and remove spout 146, it is connected with to rotate on the crooked pole 141 to remove gliding bent axle 147 in the spout 146, different connect adjacent two on the fixed block 101 rotate between the crooked pole 141 and be connected with connecting rod 142, every connecting rod 142 both ends all rotate and are connected with axis of rotation 143, every be equipped with on the axis of rotation 143 can be in gliding rotation axle sleeve 144 in the crooked pole 141, rotation axle sleeve 144 both sides all with be connected with expanding spring 145 between the crooked pole 141 to when equipment is in vertical girder steel rebound to the department of buckling, the upper power wheel 104 and the driven wheel 122 contacting the steel beam at the high place continue to move on the transverse steel beam at the high place, because the distance between two sides of the steel beam at the bending place becomes larger, and the driven wheel 122 has no power, the power wheel 104 moves on the transverse steel beam before the driven wheel 122, so that the distance between the power wheel 104 and the driven wheel 122 at the same side becomes larger, and the angle changes, therefore, the bending rods 141 in the four shorter bending assemblies 014 rotate, the connecting rod 142 rotates relative to the bending rod 141 thereon, the bending shaft 147 slides in the moving chute 146, the rotating shaft sleeve 144 moves in the bending rod 141, compresses and extends the corresponding telescopic spring 145, widens the power wheel 104 and the driven wheel 122, and the distance between the two power wheels 104 and the distance between the two driven wheels 122 also change, the bending rods 141 of the two longer sets of the bending assemblies 014 also rotate, and the connecting rods 142 also rotate relative to the bending rods 141 thereon, wherein the extension springs 145 compress and extend accordingly, enabling the turning movement of the equipment on the steel beam.

Adjusting device 003 is including respectively fixed mounting the power piece 103 with push air pump 301 in pressing from both sides tight piece 121, sliding connection has catch bar 302 in the push air pump 301, the catch bar 302 is last to set firmly and to push contact plate 303 to when equipment moves on the girder steel, through starting push air pump 301, make catch bar 302 drives push contact plate 303 and remove, push the girder steel, equipment moves with the girder steel relatively, makes equipment adjusting position on the vertical direction of moving direction, makes each position of girder steel can both be detected.

The rotating assembly 020 comprises fixed rotating blocks 202 fixedly arranged on the inner sides of two connecting fixed blocks 101 with smaller intervals, a rotating cavity 200 is arranged in each fixed rotating block 202, the sliding assembly 021 comprises fixed sliding rails 211 fixedly arranged on the inner sides of the other two connecting fixed blocks 101, a rotating motor 203 is fixedly arranged in each fixed rotating block 202, the rotating motor 203 is in power connection with a rotating motor shaft 204, a rotating gear 205 is fixedly arranged in the rotating motor shaft 204, a rotating gear ring 206 capable of being meshed with the two rotating gears 205 is slidably connected in the rotating cavity 200, the rotating gear ring 206 can circumferentially and rotatably slide in the rotating cavity 200, a detection bottom plate 201 is fixedly arranged on the rotating gear ring 206, a rotating ring 212 is slidably connected in the fixed sliding rail 211, and the rotating ring 212 can circumferentially and rotatably slide in the fixed sliding rail 211, therefore, when the steel beam needs to be detected, the rotating motor 203 is started, the upper rotating motor shaft 204 rotates to drive the rotating gear 205 to rotate, the rotating gear 205 drives the rotating gear ring 206 to rotate, the detection bottom plate 201 and the rotating ring 212 rotate along with the rotating gear ring 206, the rotating ring 212 slides in the fixed sliding rail 211 in a rotating mode, the rotating ring 212 supports the detection bottom plate 201, the detection bottom plate 201 can rotate around the steel beam, and all angles of the steel beam can be detected.

The rotating gear ring 206 and the rotating ring 212 are incomplete rings, so that the openings of the rotating gear ring 206 and the rotating ring 212 can allow a steel beam to pass through, when the opening of one rotating gear ring 206 is in one of the rotating cavities 200, the rotating gear 205 cannot drive the rotating gear ring 206 to rotate, and the other rotating gear 205 can drive the rotating gear ring 206 to rotate, so that two rotating assemblies 020 are required to be arranged, so that the rotating gear ring 206 and the detection bottom plate 201 can rotate at any time.

The detection device 004 comprises a sound wave plate 401 fixedly installed in the detection bottom plate 201, a plurality of sound wave transmitters 403 are fixedly arranged in the sound wave plate 401, the sound wave transmitters 403 can transmit ultrasonic waves, a plurality of sound wave receivers 402 are fixedly arranged in the sound wave plate 401, the sound wave receivers 402 can detect the ultrasonic waves reflected by the steel beam, so that when the detection bottom plate 201 rotates around the steel beam, the sound wave plate 401 rotates along with the upper detection bottom plate 201, the sound wave transmitters 403 transmit the ultrasonic waves to the steel beam, and the sound wave receivers 402 receive the reflected ultrasonic waves, so that the detection and analysis of the internal structure of the steel beam are realized.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.