CN214793695U

CN214793695U - Steel frame beam deflection detection device

Info

Publication number: CN214793695U
Application number: CN202120571475.1U
Authority: CN
Inventors: 蔡柏杨; 卢旭; 周泽伟; 李哲其
Original assignee: Guangdong Juan Construction Engineering Testing Co ltd
Current assignee: Guangdong Juan Construction Engineering Testing Co ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-11-19
Anticipated expiration: 2031-03-19

Abstract

The application relates to a steel frame beam amount of deflection detection device, including support, the supporting shoe more than two, set up jack and the steady mechanism of adjustment steel frame beam position above the supporting shoe, the supporting shoe sets up on the support, steady mechanism is including being fixed in the locating plate of support, sliding connection in the catch plate of support and driving the promotion subassembly that the catch plate removed, the length direction of locating plate and catch plate all is on a parallel with the supporting shoe array orientation, locating plate and catch plate are located the supporting shoe both sides respectively. This application has and places the steel frame roof beam on the supporting shoe, drives the slurcam removal through promoting the subassembly afterwards, and the slurcam promotes the steel frame roof beam, makes the steel frame roof beam butt and laminate in the locating plate to fix a position the steel frame roof beam, promote the position precision of supporting shoe and steel frame roof beam contact and the position precision of jack and steel frame roof beam contact, make the more accurate effect of steel frame roof beam amount of deflection detection.

Description

Steel frame beam deflection detection device

Technical Field

The application relates to the field of deflection detection equipment, in particular to a steel frame beam deflection detection device.

Background

The steel frame beam is mainly used as a building material in a building, a steel frame structure is formed by a plurality of groups of steel frame beams and columns, and the steel frame beam is multipurpose in plants and large-span buildings.

In order to ensure the safety of a steel frame structure, deflection detection is usually required to be carried out on a steel frame beam, the deflection detection of the steel frame beam at present is to place two ends of the steel frame beam on different supporting blocks respectively, so that the middle part of the steel frame beam is suspended, then downward force is continuously applied to the upper end of the steel frame beam until the steel frame beam cracks, and the deflection of the steel frame beam is converted and detected through the deformation quantity of the steel frame beam and the value of the downward force applied to the steel frame beam.

Aiming at the related technologies, the inventor thinks that the steel frame beam is manually placed on the supporting blocks, errors are easy to occur in the placing position, and the length direction of the steel frame beam is not parallel to the arrangement direction of the two supporting blocks, so that the contact positions of the supporting blocks and the steel frame beam have errors, and the deflection detection precision of the steel frame beam is influenced.

SUMMERY OF THE UTILITY MODEL

In order to fix a position steel frame roof beam position, promote the precision that detects steel frame roof beam amount of deflection, this application provides a steel frame roof beam amount of deflection detection device.

The application provides a steel frame roof beam amount of deflection detection device adopts following technical scheme:

the utility model provides a steel frame roof beam amount of deflection detection device, includes support, two or more supporting shoes, sets up the jack and the steady mechanism of adjustment steel frame roof beam position above the supporting shoe, the supporting shoe sets up on the support, steady mechanism is including the locating plate that is fixed in the support, the kickboard that slides and connect in the support and drive the pushing assembly that the kickboard removed, the length direction of locating plate and kickboard all is on a parallel with the supporting shoe array orientation, locating plate and kickboard are located the supporting shoe both sides respectively.

Through adopting above-mentioned technical scheme, place the steel frame roof beam on the supporting shoe, drive the slurcam through promoting the subassembly afterwards and remove, the slurcam promotes the steel frame roof beam, makes the steel frame roof beam butt and laminate in the locating plate to fix a position the steel frame roof beam, promote the position accuracy of supporting shoe and steel frame roof beam contact and the position accuracy of jack and steel frame roof beam contact, make steel frame roof beam amount of deflection detect more accurately.

Optionally, the pushing assembly comprises a toothed bar and a sector gear, the toothed bar drives the pushing plate to move, one end of the toothed bar is fixed on the side wall, far away from the positioning plate, of the pushing plate, and the sector gear is connected to the support in a rotating mode and meshed with the toothed bar.

Through adopting above-mentioned technical scheme, thereby sector gear rotates and drives the ratch and removes, and the ratch drives the slurcam, lets the slurcam can the butt and promote the steel frame roof beam, makes the steel frame roof beam butt in and laminate in the locating plate, is convenient for fix a position steel frame roof beam position.

Optionally, the sector gear is provided with two and the orientation is the same, the sector gear is located the ratch both sides respectively, the sector gear coaxial fixation has synchronizing gear, the support rotates and is connected with the linkage gear with two synchronizing gear meshing, be provided with the motor on the support, the output shaft of motor passes through the speed reducer and is connected with the linkage gear.

Through adopting above-mentioned technical scheme, motor drive linkage gear rotates to drive synchronous gear and rotate, sector gear rotates along with synchronous gear, and when sector gear and ratch meshing, sector gear drives the ratch and removes, thereby at the output shaft pivoted in-process of motor, the ratch can reciprocating motion, after promoting steel frame roof beam butt in the locating plate, the slurcam can be automatic with the separation of steel frame roof beam, degree of automation is high, reduces staff's work load.

Optionally, a sliding rod is fixed to one end, away from the pushing plate, of the toothed bar, a guide sleeve is fixed to the upper surface of the support, and the sliding rod is connected to the guide sleeve in a sliding mode.

Through adopting above-mentioned technical scheme, at the in-process that the ratch slided, the pole that slides along the uide bushing to promote the gliding stability of ratch.

Optionally, the upper surface of the supporting block is respectively provided with a first inclined plane and a second inclined plane which reduce the contact area between the steel frame beam and the supporting block, the end of the first inclined plane far away from the other supporting block is inclined downwards, and the end of the second inclined plane far away from the first inclined plane is inclined downwards.

Through adopting above-mentioned technical scheme, reduce the area of contact of supporting shoe and steel frame roof beam to the supporting shoe is concentrated and accurate with the stress position of steel frame roof beam more, can enough let the steel frame roof beam bend more easily or produce the crack, can also promote the precision of steel frame roof beam stress position, is convenient for promote the precision that steel frame roof beam amount of deflection detected.

Optionally, a guide block is fixed on the upper surface of the support, the length direction of the guide block is parallel to the length direction of the support, and a dovetail groove matched with the guide block is formed in the lower surface of the support block.

Through adopting above-mentioned technical scheme, the dovetail is worn to locate by the guide block, thereby the supporting shoe slides along the guide block and adjusts the interval between the adjacent supporting shoe, the steel frame roof beam of the different length of adaptation of being convenient for to promote detection device's application scope.

Optionally, the guide block is provided with a plurality of positioning holes along a side wall of the guide block in the length direction, the plurality of positioning holes are arranged along the length direction of the guide block, the side wall of the guide block is provided with communicating holes communicated with the positioning holes, and the communicating holes and the positioning holes are provided with positioning pins in a penetrating manner.

By adopting the technical scheme, the positioning is slightly penetrated in the communicating hole and the positioning hole, so that the position of the supporting block is positioned, and when the steel frame beam is extruded, the position of the supporting block is kept stable, the position of the acting force of the supporting block on the steel frame beam is not changed, and the accuracy of the deflection detection of the steel frame beam is convenient to maintain.

Optionally, a plurality of support legs for keeping the support stable are fixed on two sides of the support respectively, and a buffer pad for reducing the abrasion of the support legs is fixed at the lower ends of the support legs.

Through adopting above-mentioned technical scheme, the blotter contacts with ground, can enough reduce the wearing and tearing of supporting leg and also can reduce scraping and rubbing on ground.

In summary, the present application includes at least one of the following beneficial technical effects:

1. promote the steel frame roof beam through the kickboard, the locating plate is fixed a position the steel frame roof beam to promote the position precision of steel frame roof beam, make the supporting shoe to the stress position of steel frame roof beam remain stable, be convenient for promote the degree of accuracy that the steel frame roof beam amount of deflection detected.

2. Motor drive linkage gear rotates, and linkage gear drives synchronous gear and rotates, and sector gear rotates along with synchronous gear, and when sector gear and ratch meshing, drive the ratch and rotate, different sector gear and ratch meshing drive ratch moving direction difference to make ratch along its length direction reciprocating motion, the catch bar can with steel frame roof beam autosegregation behind the catch bar promotion steel frame roof beam, degree of automation is high.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application for showing the overall structure;

FIG. 2 is a schematic diagram of an embodiment of the present application showing a pushing assembly;

FIG. 3 is a schematic view of the guide block, the positioning hole and the positioning pin according to the embodiment of the present disclosure.

Description of reference numerals: 1. a support; 11. a vertical plate; 12. a connecting plate; 2. a jack; 3. a support block; 31. a first inclined surface; 32. a second inclined surface; 33. a dovetail groove; 34. a communicating hole; 35. positioning pins; 4. a stabilizing mechanism; 41. positioning a plate; 42. a push plate; 43. a pushing assembly; 431. a sector gear; 432. a rack bar; 433. a guide sleeve; 434. a slide bar; 44. a linkage gear; 45. a synchronizing gear; 46. a motor; 5. a guide block; 51. positioning holes; 6. supporting legs; 7. a cushion pad.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses steel frame roof beam amount of deflection detection device can adjust steel frame roof beam position, makes steel frame roof beam position remain stable, is convenient for promote the precision that steel frame roof beam amount of deflection detected.

Referring to fig. 1, the steel frame beam deflection detection device comprises a support 1, two support blocks 3, a jack 2 and a stabilizing mechanism 4. The two ends of the support 1 are respectively welded and fixed with vertical plates 11, the upper ends of the two vertical plates 11 are jointly welded and fixed with a connecting plate 12, the jack 2 is fixed on the lower surface of the connecting plate 12 through bolts, the supporting blocks 3 are connected to the support 1 in a sliding mode, and the supporting blocks 3 are respectively located at the two ends of the jack 2.

Referring to fig. 1, the stabilizing mechanism 4 includes a positioning plate 41, a pushing plate 42 and a pushing assembly 43, the positioning plate 41 is fixed on the upper surface of the bracket 1 through a bolt, the pushing plate 42 is slidably connected to the bracket 1, and the positioning plate 41 and the pushing plate 42 are respectively located at two sides of the supporting block 3.

Referring to fig. 2, the pushing assembly 43 includes a rack 432 and a sector gear 431, one end of the rack 432 is fixed to the side wall of the pushing plate 42 away from the positioning plate 41 by a bolt, the sector gear 431 is rotatably connected to the bracket 1, and the sector gear 431 is engaged with the rack 432. Place the steel frame roof beam on supporting shoe 3, then rotate sector gear 431, drive rack bar 432 through sector gear 431 and remove towards locating plate 41 direction, catch plate 42 butt promotes the steel frame roof beam afterwards, makes the steel frame roof beam laminate in locating plate 41 and is close to the lateral wall of catch plate 42 to the length direction of steel frame roof beam is parallel with the range direction of supporting shoe 3, is convenient for keep the position accuracy of steel frame roof beam, promotes the accuracy of measuring the steel frame roof beam amount of deflection. And then, downwards extruding the steel frame beam through the jack 2 until the steel frame beam cracks, and then calculating to obtain the deflection of the steel frame beam.

Referring to fig. 2, the teeth of the rack bar 432 are annularly arranged, and in the preferred embodiment, two segment gears 431 are arranged and respectively located at two sides of the rack bar 432, and the two segment gears 431 are oriented in the same direction. A synchronizing gear 45 is fixed to the lower end of the sector gear 431, and the rotation axis of the sector gear 431 coincides with the axis of the synchronizing gear 45. The upper surface of the bracket 1 is rotatably connected with a linkage gear 44, and the linkage gear 44 is positioned between two synchronous gears 45 and is meshed with the synchronous gears 45. Support 1 still has motor 46 through the bolt fastening, motor 46 is connected with linkage gear 44 through the reducing gear box, rotate through motor 46 drive linkage gear 44, linkage gear 44 drives sector gear 431 through synchronizing gear 45 and rotates, when sector gear 431 and rack bar 432 mesh, drive rack bar 432 and remove along its length direction, thereby can drive slurcam 42 reciprocating motion, after promoting the steel frame roof beam and laminating in locating plate 41, slurcam 42 is automatic to be separated with the steel frame roof beam, it removes to reduce artifical drive slurcam 42, promote degree of automation.

Referring to fig. 2, a sliding rod 434 is welded and fixed to one end, away from the push plate 42, of the rack 432, a guide sleeve 433 is fixed to the upper surface of the support 1 through a bolt, the sliding rod 434 penetrates through the guide sleeve 433, and the sliding rod 434 slides along the guide sleeve 433, so that the stability of the rack 432 in the sliding process is improved.

Referring to fig. 2, the upper surface of the supporting block 3 is respectively provided with a first inclined surface 31 and a second inclined surface 32, the end of the first inclined surface 31 far away from the other supporting block 3 is inclined downward, and the end of the second inclined surface 32 far away from the first inclined surface 31 is inclined downward. Thereby reduce the area of contact of supporting shoe 3 and steel frame roof beam, the stress position of supporting shoe 3 and steel frame roof beam is more concentrated to the steel frame roof beam of bending that can be stable.

Referring to fig. 2, the guide block 5 is further fixed on the upper surface of the support 1 through a bolt, the length direction of the guide block 5 is parallel to the length direction of the support 1, the dovetail groove 33 is formed in the lower surface of the support block 3, the guide block 5 penetrates through the dovetail groove 33, and the support block 3 slides along the guide block 5. Through supporting shoe 3 along guide block 5 slides to adjust the interval between two supporting shoes 3, be convenient for detect the steel frame roof beam of different length, promote detection device's application scope.

Referring to fig. 3, in order to position the guide block 5, a plurality of positioning holes 51 are formed in a side wall of the guide block 5 along a length direction thereof, the positioning holes 51 are formed along the length direction of the guide block 5, a communication hole 34 is formed in a side wall of the support block 3, the communication hole 34 communicates with the dovetail groove 33, and the communication hole 34 can communicate with the positioning holes 51 during the sliding of the support block 3 along the guide block 5. The positioning pin 35 is sleeved in the communicating hole 34, and the positioning pin 35 can be commonly inserted into the communicating hole 34 and the positioning hole 51, so that the supporting block 3 is positioned, and when the steel frame beam is pressed down, the position of the supporting block 3 is kept stable.

Referring to fig. 1, the lower end of a bracket 1 is welded and fixed with four supporting legs 6, and the lower ends of the supporting legs 6 are fixed with a buffer pad 7 for reducing abrasion. The cushion pad 7 is contacted with the ground, so that the abrasion of the supporting leg 6 is reduced, and the scratch on the ground is reduced.

The implementation principle of the steel frame beam deflection detection device in the embodiment of the application is as follows: the steel frame beam is placed on the supporting block 3, then the motor 46 drives the linkage gear 44 to rotate, the linkage gear drives the two synchronous gears 45 to rotate simultaneously, the sector gear 431 rotates along with the rotation of the synchronous gears 45, so that the toothed bar 432 is driven to reciprocate along the length direction of the sector gear, the steel frame beam is pushed through the pushing plate 42, the steel frame beam is abutted and attached to the positioning plate 41, and the steel frame beam is positioned. Then, the pushing plate 42 is separated from the steel frame beam, the jack 2 downwards extrudes the steel frame beam until the steel frame beam cracks, and then the deflection of the steel frame beam just formed is calculated through the force of the jack 2 extruding the steel frame beam and the deformation of the steel frame beam.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a steel frame roof beam amount of deflection detection device which characterized in that: the steel frame beam position adjusting device comprises a support (1), more than two supporting blocks (3), a jack (2) arranged above the supporting blocks (3) and a stabilizing mechanism (4) for adjusting the position of a steel frame beam, wherein the supporting blocks (3) are arranged on the support (1), the stabilizing mechanism (4) comprises a positioning plate (41) fixed on the support (1), a pushing plate (42) connected to the support (1) in a sliding mode and a pushing assembly (43) driving the pushing plate (42) to move, the length directions of the positioning plate (41) and the pushing plate (42) are all parallel to the arrangement direction of the supporting blocks (3), and the positioning plate (41) and the pushing plate (42) are located on two sides of the supporting blocks (3) respectively.

2. The steel frame beam deflection detection device of claim 1, wherein: the pushing assembly (43) comprises a toothed bar (432) driving the pushing plate (42) to move and a sector gear (431) driving the toothed bar (432) to move, one end of the toothed bar (432) is fixed to the side wall, away from the positioning plate (41), of the pushing plate (42), and the sector gear (431) is rotatably connected to the support (1) and meshed with the toothed bar (432).

3. The steel frame beam deflection detection device of claim 2, wherein: sector gear (431) are provided with two and all the same towards, sector gear (431) are located ratch (432) both sides respectively, sector gear (431) coaxial fixation has synchronizing gear (45), support (1) rotates and is connected with linkage gear (44) with two synchronizing gear (45) meshing, be provided with motor (46) on support (1), the output shaft of motor (46) passes through the speed reducer and is connected with linkage gear (44).

4. The steel frame beam deflection detection device of claim 2, wherein: the rack bar (432) is kept away from one end of the pushing plate (42) and is fixed with a sliding rod (434), the upper surface of the support (1) is fixed with a guide sleeve (433), and the sliding rod (434) is connected to the guide sleeve (433) in a sliding manner.

5. The steel frame beam deflection detection device of claim 1, wherein: the supporting block (3) upper surface is seted up respectively and is reduced steel frame roof beam and supporting block (3) area of contact's first inclined plane (31) and second inclined plane (32), first inclined plane (31) keep away from another supporting block (3) one end downward sloping, second inclined plane (32) keep away from first inclined plane (31) one end downward sloping.

6. The steel frame beam deflection detection device of claim 1, wherein: the support is characterized in that a guide block (5) is fixed on the upper surface of the support (1), the length direction of the guide block (5) is parallel to the length direction of the support (1), and a dovetail groove (33) matched with the guide block (5) is formed in the lower surface of the supporting block (3).

7. The steel frame beam deflection detection device of claim 6, wherein: the side wall of the guide block (5) along the length direction is provided with a plurality of positioning holes (51), the positioning holes (51) are arranged along the length direction of the guide block (5), the side wall of the guide block (5) is provided with communicating holes (34) communicated with the positioning holes (51), and the communicating holes (34) and the positioning holes (51) are internally provided with positioning pins (35) in a penetrating mode.

8. The steel frame beam deflection detection device of claim 1, wherein: and a plurality of supporting legs (6) for keeping the support (1) stable are respectively fixed on two sides of the support (1), and cushion pads (7) for reducing the abrasion of the supporting legs (6) are fixed at the lower ends of the supporting legs (6).