CN218098602U

CN218098602U - Dynamic test verifies uses frock

Info

Publication number: CN218098602U
Application number: CN202222458835.4U
Authority: CN
Inventors: 江式伟; 畅晓杰; 刘国桓
Original assignee: Shandong Zhiyu Aerospace Technology Co ltd
Current assignee: Shandong Zhiyu Aerospace Technology Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2022-12-20
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a dynamic test verifies uses frock, including base, support bracket, locking motor, check lock lever and displacement pole, the last fixed surface of base is provided with the support bracket, the internally mounted of base has the locking motor, and the output shaft fixedly connected with check lock lever of locking motor, the surface of displacement pole is run through to the one end of check lock lever, the last surface mounting of base has gliding backup pad, and the surface of backup pad is run through by the measuring stick, 2 press switches are installed to the upper end of backup pad. This dynamic test is frock for verification, through the regulation of position about the locking plate, utilize locking plate and support bracket with the tight mode of steel core concrete main part clamp for the locking plate can carry out the centre gripping to the steel core concrete column of different diameters with the support bracket, and the mode that can overturn downwards through the locking plate makes things convenient for the steel core concrete handling to place the upper surface at the support bracket simultaneously.

Description

Dynamic test verifies uses frock

Technical Field

The utility model relates to an experimental frock technical field specifically is a dynamic test verifies and uses frock.

Background

Concrete-filled steel tube is the same as other concrete structures, during bearing, the concrete-filled steel tube inevitably receives the effect of accidental impact, the concrete-filled steel tube is often used as a beam of a building, a column bearing structure, when the concrete-filled steel tube is impacted, once damage and destruction will cause great loss of life and property, therefore, the research on the structure damaged by the impact has very important engineering background, the high importance of the engineering boundary is received, a column structure is impacted by a drop hammer dynamic impact tester, the impact resistance of the column structure can be detected, the deformation condition of the concrete-filled steel tube is monitored by utilizing an ultrasonic detection mode, as the concrete-filled steel tube column can generate vibration to a certain degree in the dynamic impact process, the concrete-filled steel tube column needs to be fixed, but the sizes of fixed tools required by different thicknesses of the concrete-filled steel tube columns are different, different clamping tools need to be equipped during testing of different concrete-filled steel tube columns, meanwhile, when the steel tube generates deformation to a certain degree, a worker can not easily judge whether the concrete-filled steel tube bends by eyes, when the heavy drop hammer is used for impact detection, the direct fracture of the concrete-filled steel tube can easily meet the requirements of the subsequent concrete fracture during the research on the damage of the concrete-filled steel tube, and the subsequent concrete-filled steel tube fracture, the research can not easily occur, and the research on the subsequent concrete-filled steel tube fracture can not easily occur, and the damage of the steel tube support, and the steel tube can not easily occur in the steel tube fracture process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dynamic test verifies and uses frock to the unable problem that supports can't be carried out to the steel core concrete when carrying out centre gripping and steel core concrete deformation fracture to the steel core concrete of different diameters that provides in solving above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a dynamic test verifies uses frock, includes base, support bracket, locking motor, check lock lever and displacement pole, the last fixed surface of base is provided with the support bracket, the internally mounted of base has the locking motor, and the output shaft fixedly connected with check lock lever of locking motor, the surface of displacement pole is run through to the one end of check lock lever, and the one end of displacement pole is connected with the pivoted locking plate, surface mounting has gliding slide bar on the base of support bracket one side, and the upper end of slide bar is connected with gliding gag lever post, 2 of homonymy fixedly connected with horizontal push rod between the slide bar, and the horizontal push rod surface of one side is connected with gliding activity trip to the horizontal push rod surface mounting of opposite side is provided with fixed trip, the internally mounted of base has the support motor, and supports the output shaft fixedly connected with bracing piece of motor, the last surface mounting of base has gliding backup pad, and the surface of backup pad is run through by the detection pole, 2 press switches are installed to the upper end of backup pad.

Preferably, the support bracket, the locking plate and the support plate are all arc-shaped, the upper surface of the support plate is lower than the upper surface of the support bracket, and 2 support plates are positioned between 2 support brackets.

By adopting the technical scheme, the support bracket and the locking plate can clamp the concrete-filled steel tubular columns with different diameters through relative sliding.

Preferably, the locking rod is in threaded connection with the displacement rod, and the displacement rod is in sliding connection with the support bracket.

By adopting the technical scheme, the locking rod can drive the displacement rod to slide relative to the bearing bracket.

Preferably, the upper end of the limiting rod is connected with one end of the locking plate in a sliding clamping mode, and the locking plate is located right above the supporting bracket.

By adopting the technical scheme, the limiting rod can prevent the locking plate from rotating in the clamping process through the clamping with the locking plate.

Preferably, a spring is connected between the movable hook and the transverse push rod, the movable hook is connected with the fixed hook in a clamping manner, and the inclined planes of one ends of the movable hook and the fixed hook are arranged in opposite directions.

By adopting the technical scheme, the movable clamping hook can prevent the limiting rods on two sides from sliding transversely in the detection process through clamping with the fixed clamping hook.

Preferably, the supporting rod is in threaded connection with the supporting plate, and the supporting plate is in sliding connection with the detection rod.

By adopting the technical scheme, the supporting rod can drive the supporting plate to slide for supporting.

Preferably, a spring is connected between the detection rod and the support plate, one side of the lower end of the detection rod is designed to be an isosceles trapezoid, and the number of the press switches is 2.

By adopting the technical scheme, the deformation and fracture monitoring and supporting of the reinforced concrete column can be realized through the change of the relative position of the 2 press switches and the change of the contact state when the detection rod slides.

Compared with the prior art, the beneficial effects of the utility model are that: this dynamic test verifies and uses frock:

1. the concrete filled steel tube main body is clamped by the locking plate and the supporting bracket through the adjustment of the vertical position of the locking plate, so that the concrete filled steel tube columns with different diameters can be clamped by the locking plate and the supporting bracket, and meanwhile, the concrete filled steel tube can be conveniently lifted and placed on the upper surface of the supporting bracket in a mode that the locking plate can be turned downwards;

2. the detection rod can be immediately extruded when the steel pipe concrete column deforms in a mode that the detection rod is just flush with the outer surface, in contact with the support plate and the steel pipe concrete column, of the detection rod under the support of the spring, so that the detection rod slides downwards to release the extrusion on the press switch above one end of the detection rod, and through the mode, the trigger signal of the press switch is cut off, and an operator can conveniently find the deformation of the steel pipe concrete column in time;

3. extrude the test rod when warping the complete fracture through concrete filled steel tube column for the test rod gliding extrudees its side below press the switch's mode, makes press the switch to drive the support motor start-up and drive the backup pad and rise, in order to reach the support to concrete filled steel tube column fracture end, and the strength can not be applyed to concrete filled steel tube column to the backup pad when concrete filled steel tube column does not fracture simultaneously, avoids because the too much testing result error that leads to of strong point.

Drawings

FIG. 1 is a schematic overall front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the overall sectional view of the present invention;

fig. 4 is a schematic side sectional view of the present invention.

In the figure: 1. a base; 2. a support bracket; 3. locking the motor; 4. a locking lever; 5. a displacement rod; 6. a locking plate; 7. a slide bar; 8. a limiting rod; 9. a horizontal push rod; 10. a movable hook; 11. fixing a clamping hook; 12. a support motor; 13. a support bar; 14. a support plate; 15. a detection lever; 16. the switch is pressed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a tool for dynamic test verification comprises a base 1, a support bracket 2, a locking motor 3, a locking rod 4, a displacement rod 5, a locking plate 6, a slide rod 7, a limiting rod 8, a transverse push rod 9, a movable clamping hook 10, a fixed clamping hook 11, a support motor 12, a support rod 13, a support plate 14, a detection rod 15 and a press switch 16, wherein the support bracket 2 is fixedly arranged on the upper surface of the base 1, the locking motor 3 is arranged in the base 1, the locking rod 4 is fixedly connected with an output shaft of the locking motor 3, one end of the locking rod 4 penetrates through the outer surface of the displacement rod 5, one end of the displacement rod 5 is connected with the rotating locking plate 6, the sliding slide rod 7 is arranged on the upper surface of the base 1 on one side of the support bracket 2, the upper end of the slide rod 7 is connected with the sliding limiting rod 8, the support bracket 2, the locking plate 6 and the support plate 14 are both in an arc design, and the upper surface of the support plate 14 is lower than the upper surface of the

support bracket

2, and 2 support plates 14 are positioned between 2 support brackets 2, a locking rod 4 is in threaded connection with a displacement rod 5, the displacement rod 5 is in sliding connection with the support brackets 2, the upper end of a limiting rod 8 is in sliding clamping connection with one end of a locking plate 6, the locking plate 6 is positioned right above the support brackets 2, when the device is used, the limiting rod 8 is slid to enable the limiting rod 8 to be separated from clamping with the locking plate 6, the locking plate 6 is rotated at the moment to enable the locking plate 6 to turn downwards towards two sides to expose the support brackets 2, the steel pipe concrete column is hoisted and placed on the upper surface of the support brackets 2, two ends of the steel pipe concrete column are positioned inside the upper surface of the support brackets 2, the locking plate 6 is turned upwards at the moment and starts a locking motor 3, the locking motor 3 drives the displacement rod 5 to ascend through the locking rod 4 to enable the locking plate 6 to ascend at the highest height, then the limiting rod 8 slides upwards relative to the sliding rod 7, so that the limiting rod 8 slides up to the position which can be just in time clamped with the locking plate 6, the sliding rod 7 slides transversely to enable the limiting rod 8 and the locking plate 6 to be clamped to support the locking plate 6, and the locking motor 3 drives the displacement rod 5 to descend through the locking rod 4 at the moment, so that the locking plate 6 descends gradually to compress the concrete filled steel tubular column on the upper surface of the bearing bracket 2.

As shown in fig. 1, 3 and 4, a transverse push rod 9 is fixedly connected between 2 slide rods 7 on the same side, a sliding movable hook 10 is connected to the outer surface of the transverse push rod 9 on one side, a fixed hook 11 is fixedly arranged on the outer surface of the transverse push rod 9 on the other side, a spring is connected between the movable hook 10 and the transverse push rod 9, the movable hook 10 is connected with the fixed hook 11 in a clamping manner, the movable hook 10 and the fixed hook 11 are oppositely arranged, the sliding rods 7 on the two sides are driven to slide in a manner when sliding, so that when the movable hook 10 and the fixed hook 11 are close to each other, the fixed hook 11 can extrude the inclined surface of the movable hook 10 through the inclined surface, so that the movable hook 10 slides to pass through the fixed hook 11 and is clamped with the fixed hook 11 under the support of the spring, and the stop rod 8 is prevented from being separated from the clamping with the locking plate 6 in the detection process.

As shown in fig. 1-2, a support motor 12 is installed inside a base 1, a support rod 13 is fixedly connected to an output shaft of the support motor 12, a sliding support plate 14 is installed on the upper surface of the base 1, the outer surface of the support plate 14 is penetrated by a

detection rod

15, 2 push switches 16 are installed at the upper end of the support plate 14, the support rod 13 is in threaded connection with the support plate 14, the support plate 14 is in sliding connection with the detection rod 15, a spring is connected between the detection rod 15 and the support plate 14, one side of the lower end of the detection rod 15 is in an isosceles trapezoid design, the 2 push switches 16 are respectively located above and below one end of the detection rod 15 in the isosceles trapezoid design, after the concrete filled steel tubular column is placed, the detection rod 15 is just attached to the lower surface of the concrete filled steel tubular column, when the concrete filled steel tubular column deforms, the detection rod 15 slides down under pressure to be detached from being attached to the push switch 16 above one end of the isosceles trapezoid, so that the push switch 16 is disconnected, so as to show a prompt to an operator through an electric signal, the push the detection rod 15 completely breaks, so that one end of the push switch 16 below the side of the isosceles trapezoid filled steel tubular column breaks, the support motor 12 drives the support to drive the support rod to drive the support motor to break through the support plate 13.

The working principle is as follows: when using this dynamic test to verify and use frock, at first place the steel core concrete column on base 1 and press from both sides the steel core concrete column tightly through the cooperation of bearing bracket 2 with locking plate 6, utilize locking motor 3 and check lock lever 4 to adjust the interval between bearing bracket 2 and the locking plate 6 and realize the fixed to the steel core concrete column of different diameters, then monitor through detecting rod 15 when the steel core concrete column warp, in order to remind the staff suitably to reduce the impact force and accomplish established experimental target, and support through the rising of backup pad 14 when the steel core concrete column splits, in order to prevent that the steel core concrete column from rolling off, holistic practicality has been increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. The utility model provides a dynamic test verifies uses frock, includes base (1), support bracket (2), locking motor (3), check lock lever (4) and displacement pole (5), its characterized in that: the utility model discloses a switch, including base (1), the last fixed surface of base (1) is provided with support bracket (2), the internally mounted of base (1) has locking motor (3), and the output shaft fixedly connected with check lock lever (4) of locking motor (3), the surface of displacement pole (5) is run through to the one end of check lock lever (4), and the one end of displacement pole (5) is connected with pivoted locking plate (6), surface mounting has gliding slide bar (7) on base (1) of support bracket (2) one side, and the upper end of slide bar (7) is connected with gliding gag lever post (8), 2 of homonymy fixedly connected with horizontal push rod (9) between slide bar (7), and horizontal push rod (9) surface connection of one side has gliding activity trip (10) to horizontal push rod (9) surface fixed of opposite side is provided with fixed trip (11), the internally mounted of base (1) has support motor (12), and support motor (12)'s output shaft fixedly connected with bracing piece (13), the last surface mounting of base (1) has gliding backup pad (14), and the surface of backup pad (14) is run through by check lock lever (15) and press down switch end (16).

2. The tool for dynamic test verification according to claim 1, wherein: the support brackets (2), the locking plate (6) and the support plate (14) are all designed in an arc shape, the upper surface of the support plate (14) is lower than the upper surface of the support brackets (2), and the 2 support plates (14) are located between the 2 support brackets (2).

3. The tool for dynamic test verification according to claim 1, wherein: the locking rod (4) is in threaded connection with the displacement rod (5), and the displacement rod (5) is in sliding connection with the support bracket (2).

4. The tool for dynamic test verification according to claim 1, wherein the tool comprises: the upper end of the limiting rod (8) is connected with one end of the locking plate (6) in a sliding clamping mode, and the locking plate (6) is located right above the bearing bracket (2).

5. The tool for dynamic test verification according to claim 1, wherein: a spring is connected between the movable hook (10) and the transverse push rod (9), the movable hook (10) is connected with the fixed hook (11) in a clamping manner, and the inclined planes of one ends of the movable hook (10) and the fixed hook (11) are arranged oppositely.

6. The tool for dynamic test verification according to claim 1, wherein: the support rod (13) is in threaded connection with the support plate (14), and the support plate (14) is in sliding connection with the detection rod (15).

7. The tool for dynamic test verification according to claim 1, wherein the tool comprises: the spring is connected between the detection rod (15) and the support plate (14), one side of the lower end of the detection rod (15) is designed to be an isosceles trapezoid, and the number of the press switches (16) is 2.