CN219221943U

CN219221943U - Lifting device for steel structure detects

Info

Publication number: CN219221943U
Application number: CN202223044053.2U
Authority: CN
Inventors: 唐秋霞; 江利
Original assignee: Guangxi Polytechnic of Construction
Current assignee: Guangxi Polytechnic of Construction
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-06-20
Anticipated expiration: 2032-11-16

Abstract

The application provides a steel construction detects uses elevating gear belongs to steel construction and detects technical field. This elevating gear is used in steel construction detection, including detecting structure and moving structure, detecting structure includes lifting unit, reciprocal slip subassembly, first servo motor, first pivot and ultrasonic probe, reciprocal slip subassembly with lifting unit connects, first servo motor install in reciprocal slip subassembly one side, first pivot with first servo motor connects, ultrasonic probe with first pivot is connected, moving structure includes bottom plate, universal wheel and fixed subassembly, four angle departments in bottom plate bottom all are provided with the universal wheel, fixed subassembly set up in bottom plate one side. In this application, the elevating gear is used in steel construction detection conveniently rotates ultrasonic probe to adjust the direction of detection, conveniently remove this device simultaneously.

Description

Lifting device for steel structure detects

Technical Field

The application relates to the field of steel structure detection, in particular to a lifting device for steel structure detection.

Background

Steel structures are structures composed of steel materials, and are one of the main types of building structures. The structure mainly comprises steel beams, steel columns, steel trusses and other components made of section steel, steel plates and the like, and rust removal and prevention processes such as silanization, pure manganese phosphating, washing, drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because the self weight is lighter, and the construction is simple and convenient, the method is widely applied to the fields of large-scale factory buildings, venues, super high-rise buildings and the like. Steel structures are prone to rust, and generally steel structures are subject to rust removal, galvanization or paint and periodic maintenance.

To this chinese patent application No. CN202123047541.4, a elevating gear is used in steel construction detection is disclosed, through promoting the kickdown, make four bracing pieces prop up, the supporting ball contact ground, make this device stable put subaerial, advance the draw-in groove with the fixture block card through spring thrust, thereby fix the position of bracing piece, through rotating the piece, second bevel gear and first rotation of bevel gear drive threaded rod, first drive thread bush of threaded rod rises, first drive ultrasonic probe rise through stretching out board and fixed plate of thread bush, so that carry out nondestructive test to the steel construction of eminence, need not the staff and climb to the eminence and detect, avoid high altitude construction, reduce the potential safety hazard.

But the applicant of the present application finds that the above-mentioned technique exists because the position of ultrasonic probe is fixed in the in-process of realizing the technical scheme in this application embodiment, and when one side steel construction detects, need to detect the opposite side, need whole lifting device, rotate again, until rotate to suitable position, waste time and energy, influence detection efficiency, simultaneously when detecting to accomplish and need shift to next position when detecting, the device whole needs accomodate earlier and then carry, again support the detection, very inconvenience has reduced the practicality of device.

Disclosure of Invention

In order to make up the defects, the application provides a lifting device for detecting a steel structure, which aims to solve the problems that an ultrasonic probe is inconvenient to rotate and the device is inconvenient to move.

The embodiment of the application provides a steel construction detects uses elevating gear, including detecting structure and moving structure, detecting structure includes lifting unit, reciprocal slip subassembly, first servo motor, first pivot and ultrasonic probe, reciprocal slip subassembly with lifting unit connects, first servo motor install in reciprocal slip subassembly one side, first pivot with first servo motor connects, ultrasonic probe with first pivot is connected, moving structure includes bottom plate, universal wheel and fixed subassembly, four angle departments in bottom plate bottom all are provided with the universal wheel, fixed subassembly set up in bottom plate one side, lifting unit set up in bottom plate one side.

In a specific embodiment, the lifting assembly comprises a hollow rod, a second servo motor, a second rotating shaft, a first bevel gear, a second bevel gear, a first ball screw pair, a first screw nut pair, two extending plates and a fixed plate, wherein the hollow rod is arranged on one side of the bottom plate, the second servo motor is arranged on one side of the hollow rod, the second rotating shaft is connected with the second servo motor, the second rotating shaft is rotationally connected with the hollow rod, the first bevel gear is connected with the second rotating shaft, the first ball screw pair is rotationally connected with the hollow rod, the second bevel gear is connected with the first ball screw pair, the second bevel gear is meshed with the first bevel gear, the first screw nut pair is connected with the first ball screw pair, the first screw nut pair is slidingly connected with the inner wall of the hollow rod, the two extending plates are connected with the first screw nut pair, the two extending plates are slidingly connected with the hollow rod, and the two extending plates are connected with the two extending plates.

In the realization process, through hollow pole, second servo motor, second pivot, first bevel gear, second bevel gear, first ball screw pair, first screw nut pair, two cooperation use between stretching out board and the fixed plate, can conveniently drive ultrasonic probe and rise, conveniently detect steel construction, need not the manual work and climb the eminence and detect, avoid the overhead operation, reduce the potential safety hazard.

In a specific embodiment, a first sliding block is arranged on one side of the first screw nut pair, a first sliding groove is formed in the inner wall of the hollow rod, and the first sliding block is in sliding connection with the first sliding groove.

In the implementation process, the first sliding block is in sliding connection with the first sliding groove, so that the sliding connection of the first screw nut pair and the hollow rod can be facilitated, and meanwhile the first screw nut pair is conveniently placed in sliding for limiting.

In a specific embodiment, the first bearings are embedded on two sides of the hollow rod, and two ends of the first ball screw pair are in interference fit with the inner rings of the first bearings.

In the implementation process, through the interference fit of the two ends of the first ball screw pair and the first bearing inner ring, the first ball screw pair and the hollow rod can be conveniently connected in a rotating way, and meanwhile loss caused by rotation is conveniently reduced.

In a specific embodiment, the reciprocating sliding assembly comprises a fixed frame, a third servo motor, a second ball screw pair and a second screw nut pair, wherein the fixed frame is connected with the fixed plate, the third servo motor is installed on one side of the fixed frame, the second ball screw pair is connected with the third servo motor, the second ball screw pair is rotationally connected with the fixed frame, the second screw nut pair is connected with the second ball screw pair, the second screw nut pair is in sliding connection with the inner wall of the fixed frame, and the first servo motor is installed on one side of the second screw nut pair.

In the implementation process, through the cooperation between the fixed frame, the third servo motor, the second ball screw pair and the second screw nut pair, the ultrasonic probe can be conveniently driven to slide left and right, and the detection range is enlarged.

In a specific embodiment, a second sliding block is arranged on one side of the second screw nut pair, a second sliding groove is formed in the inner wall of the fixed frame, and the second sliding block is in sliding connection with the second sliding groove.

In the implementation process, the second sliding block is in sliding connection with the second sliding groove, so that sliding connection of the second screw nut pair and the fixed frame can be facilitated, and meanwhile sliding of the second screw nut pair is limited conveniently.

In a specific embodiment, two sides of the fixed frame are embedded with second bearings, and two ends of the second ball screw pair are in interference fit with the inner rings of the second bearings.

In the implementation process, through the interference fit between the two ends of the second ball screw pair and the inner ring of the second bearing, the second ball screw pair can be conveniently connected with the fixed frame in a rotating way, and meanwhile loss caused by rotation is conveniently reduced.

In a specific embodiment, the fixing component comprises an electric push rod and a supporting plate, wherein the electric push rod is installed at the bottom of the bottom plate, and the supporting plate is connected with the movable end of the electric push rod.

In the implementation process, through the cooperation between electric putter and the backup pad, can conveniently fix the position of lifting unit, avoid detecting the time equipment and take place the skew.

Compared with the prior art, the beneficial effect of this application: through lifting unit, reciprocal slip subassembly, first servo motor, first pivot and ultrasonic probe's setting, can conveniently detect steel construction, need not the manual work and climb to the eminence and detect, avoid the overhead operation, reduce the potential safety hazard, conveniently drive ultrasonic probe simultaneously and rotate for detection range is wider, promotes detection efficiency, through bottom plate, universal wheel and fixed subassembly's setting, can conveniently remove and fix the device, labour saving and time saving.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a lifting device for detecting a steel structure according to an embodiment of the present application;

fig. 2 is a schematic top view of a lifting device for detecting a steel structure according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view illustrating a connection relationship between a lifting assembly and a first slider according to an embodiment of the present disclosure;

fig. 4 is a schematic cross-sectional structure of a detection structure according to an embodiment of the present application.

In the figure: 10-detecting structure; 110-a lifting assembly; 111-hollow bar; 112-a second servo motor; 113-a second spindle; 114-a first bevel gear; 115-a second bevel gear; 116-a first ball screw pair; 117-a first lead screw nut pair; 118-an extension plate; 119-fixing plates; 120-a reciprocating slide assembly; 121-a fixed frame; 122-a third servo motor; 123-a second ball screw pair; 124-a second lead screw nut pair; 130-a first servomotor; 140-a first rotating shaft; 150-an ultrasonic probe; 160-a first slider; 170-a second slider; 20-moving structure; 210-a bottom plate; 220-universal wheels; 230-a fixed assembly; 231-electric push rod; 232-a support plate.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

Examples

Referring to fig. 1, the present application provides a lifting device for detecting a steel structure, which includes a detecting structure 10 and a moving structure 20.

Specifically, the detection structure 10 facilitates the rotation of the ultrasonic probe 150, and the moving structure 20 facilitates the movement of the device.

Referring to fig. 1, 2, 3 and 4, the detecting structure 10 includes a lifting assembly 110, a reciprocating sliding assembly 120, a first servo motor 130, a first rotating shaft 140 and an ultrasonic probe 150, wherein the reciprocating sliding assembly 120 is connected with the lifting assembly 110, the first servo motor 130 is mounted on one side of the reciprocating sliding assembly 120, the first rotating shaft 140 is connected with the first servo motor 130, and the ultrasonic probe 150 is connected with the first rotating shaft 140.

When specifically setting up, lifting unit 110 includes hollow pole 111, second servo motor 112, second pivot 113, first bevel gear 114, second bevel gear 115, first ball screw pair 116, first screw nut pair 117, two extension plate 118 and fixed plate 119, hollow pole 111 set up in bottom plate 210 one side, second servo motor 112 install in hollow pole 111 one side, second pivot 113 with second servo motor 112 is connected, second pivot 113 with hollow pole 111 swivelling joint, first bevel gear 114 with second pivot 113 is connected, first ball screw pair 116 with hollow pole 111 swivelling joint, second bevel gear 115 with first ball screw pair 116 is connected, second bevel gear 115 with first bevel gear 114 meshing, first screw nut pair 117 with first ball screw pair 116 is connected, first nut pair 117 with hollow pole 111 inner wall sliding connection, two extension plate 118 with second screw pair 113 need not to stretch out two extension plate 118, two extension plate pair high-speed screw pair 118, two and two extension plate pair detection screw pair 118, two high-speed screw pair and two extension plate pair 150, wherein the high-speed screw pair is connected to the hollow pole 111, and the two high-speed screw pair is connected with hollow screw pair 116, and wherein the two high-speed screw pair is connected to the hollow screw pair 117, and the high-speed screw pair is connected to the two and is connected with hollow screw pair 116, and the high-speed screw pair is connected with the hollow screw pair of screw pair 116.

When specifically setting up, first screw nut pair 117 one side is provided with first slider 160, first spout has been seted up to hollow rod 111 inner wall, first slider 160 and first spout sliding connection, wherein, through first slider 160 and first spout sliding connection can make things convenient for the sliding connection of first screw nut pair 117 and hollow rod 111, conveniently put into the slip to carry out spacing simultaneously to first screw nut pair 117.

When specifically setting up, the hollow rod 111 both sides all inlay and are equipped with first bearing, first ball screw pair 116 both ends and first bearing inner race interference fit, wherein, through first ball screw pair 116 both ends and first bearing inner race interference fit, can make things convenient for the rotation of first ball screw pair 116 and hollow rod 111 to be connected, conveniently reduce simultaneously and rotate produced loss.

When specifically set up, reciprocal slip subassembly 120 includes fixed frame 121, third servo motor 122, second ball screw pair 123 and second screw nut pair 124, fixed frame 121 with fixed plate 119 is connected, third servo motor 122 install in fixed frame 121 one side, second ball screw pair 123 with third servo motor 122 is connected, second ball screw pair 123 with fixed frame 121 swivelling joint, second screw nut pair 124 with second ball screw pair 123 is connected, second screw nut pair 124 with fixed frame 121 inner wall sliding connection, first servo motor 130 install in second screw nut pair 124 one side, wherein, through the cooperation use between fixed frame 121, third servo motor 122, second ball screw pair 123 and the second screw nut pair 124, can conveniently drive ultrasonic probe 150, and the left and right sides slides, increases the detection range.

When specifically setting up, second screw nut pair 124 one side is provided with second slider 170, the second spout has been seted up to fixed frame 121 inner wall, second slider 170 and second spout sliding connection, wherein, through second slider 170 and second spout sliding connection can make things convenient for the sliding connection of second screw nut pair 124 and fixed frame 121, and the while is convenient to carry out the spacing to the slip of second screw nut pair 124.

When specifically setting up, both sides of fixed frame 121 all inlay and are equipped with the second bearing, second ball screw pair 123 both ends and second bearing inner race interference fit, wherein, through second ball screw pair 123 both ends and second bearing inner race interference fit, can make things convenient for second ball screw pair 123 and fixed frame 121's rotation to be connected, conveniently reduce the loss that rotates produced simultaneously.

Referring to fig. 1 and 2, the moving structure 20 includes a base plate 210, universal wheels 220 and a fixing assembly 230, the universal wheels 220 are disposed at four corners of the bottom of the base plate 210, the fixing assembly 230 is disposed at one side of the base plate 210, and the lifting assembly 110 is disposed at one side of the base plate 210.

When specifically setting up, fixed subassembly 230 includes electric putter 231 and backup pad 232, electric putter 231 install in bottom plate 210 bottom, backup pad 232 with electric putter 231 expansion end is connected, wherein, through the cooperation between electric putter 231 and the backup pad 232 use, can conveniently fix the position of this device, avoids detecting the time-out of the device.

The working principle of the lifting device for steel structure detection is as follows: when the lifting device for steel structure detection is used, the device is moved to a proper position through the universal wheel 220 arranged at the bottom of the bottom plate 210, the electric push rod 231 is started, the supporting plate 232 is driven to move downwards through the electric push rod 231 until the supporting plate 232 contacts the ground, the position of the device is fixed, the second servo motor 112 is started, the second rotating shaft 113 and the first bevel gear 114 are driven to rotate in the hollow rod 111 through the second servo motor 112, the first bevel gear 114 drives the second bevel gear 115 and the first ball screw pair 116 to rotate at the moment, the first screw nut pair 117 slides, the two extending plates 118 and the fixing plate 119 are driven to move upwards until the proper height is reached, the third servo motor 122 is started, the second ball screw pair 123 is driven to rotate in the fixing frame 121 through the third servo motor 122, the second screw nut pair 124 is driven to move, the ultrasonic probe 150 is adjusted to a required position for detection, after the detection of the side is completed, the first servo motor 130 is started, the first servo motor 130 is driven to rotate the first probe 150, the ultrasonic probe 150 is driven to rotate, the ultrasonic detection direction is adjusted, the two extending plates 118 and the electric push rod 231 is driven to move downwards until the position of the electric push rod 231 is required to be conveniently and the position is required to be lifted, and the position is required to be quickly moved to be fixed to be opened when the electric push rod 231 is required to be moved to the position for the position to be only to be required to be opened.

It should be noted that, specific model specifications of the second servo motor 112, the third servo motor 122, the first servo motor 130, the ultrasonic probe 150 and the electric push rod 231 need to be determined by selecting a model according to an actual specification of the device, and a specific model selection calculation method adopts a prior art in the art, so that detailed descriptions thereof are omitted.

The power supply of the second servo motor 112, the third servo motor 122, the first servo motor 130, the ultrasonic probe 150, and the electric push rod 231, and the principle thereof will be apparent to those skilled in the art, and will not be described in detail herein.

The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a steel construction detects uses elevating gear which characterized in that includes

The detection structure comprises a lifting assembly, a reciprocating sliding assembly, a first servo motor, a first rotating shaft and an ultrasonic probe, wherein the reciprocating sliding assembly is connected with the lifting assembly, the first servo motor is arranged on one side of the reciprocating sliding assembly, the first rotating shaft is connected with the first servo motor, and the ultrasonic probe is connected with the first rotating shaft;

the movable structure comprises a bottom plate, universal wheels and fixing components, wherein the universal wheels are arranged at four corners of the bottom plate, the fixing components are arranged on one side of the bottom plate, and the lifting components are arranged on one side of the bottom plate.

2. The lifting device for steel structure detection according to claim 1, wherein the lifting assembly comprises a hollow rod, a second servo motor, a second rotating shaft, a first bevel gear, a second bevel gear, a first ball screw pair, a first screw nut pair, two extending plates and a fixed plate, the hollow rod is arranged on one side of the bottom plate, the second servo motor is arranged on one side of the hollow rod, the second rotating shaft is connected with the second servo motor, the second rotating shaft is rotationally connected with the hollow rod, the first bevel gear is connected with the second rotating shaft, the first ball screw pair is rotationally connected with the hollow rod, the second bevel gear is connected with the first ball screw pair, the second bevel gear is meshed with the first bevel gear, the first screw nut pair is connected with the first ball screw pair, the first screw nut pair is slidably connected with the inner wall of the hollow rod, the two extending plates are connected with the first screw nut pair, the two extending plates are connected with the hollow rod, and the two extending plates are connected with the fixed plate.

3. The lifting device for steel structure detection according to claim 2, wherein a first sliding block is arranged on one side of the first screw nut pair, a first sliding groove is formed in the inner wall of the hollow rod, and the first sliding block is in sliding connection with the first sliding groove.

4. The lifting device for steel structure detection according to claim 2, wherein the first bearings are embedded on two sides of the hollow rod, and two ends of the first ball screw pair are in interference fit with the inner rings of the first bearings.

5. The lifting device for steel structure detection according to claim 2, wherein the reciprocating sliding assembly comprises a fixed frame, a third servo motor, a second ball screw pair and a second screw nut pair, the fixed frame is connected with the fixed plate, the third servo motor is mounted on one side of the fixed frame, the second ball screw pair is connected with the third servo motor, the second ball screw pair is rotatably connected with the fixed frame, the second screw nut pair is connected with the second ball screw pair, the second screw nut pair is slidably connected with the inner wall of the fixed frame, and the first servo motor is mounted on one side of the second screw nut pair.

6. The lifting device for steel structure detection according to claim 5, wherein a second sliding block is arranged on one side of the second screw nut pair, a second sliding groove is formed in the inner wall of the fixed frame, and the second sliding block is in sliding connection with the second sliding groove.

7. The lifting device for steel structure detection according to claim 5, wherein two sides of the fixed frame are embedded with second bearings, and two ends of the second ball screw pair are in interference fit with the inner rings of the second bearings.

8. The lifting device for steel structure detection according to claim 1, wherein the fixing assembly comprises an electric push rod and a supporting plate, the electric push rod is mounted at the bottom of the bottom plate, and the supporting plate is connected with the movable end of the electric push rod.