CN215767990U - Stress test equipment for steel structure - Google Patents

Abstract

The utility model discloses a stress test device for a steel structure, which comprises a limiting insertion plate and a bottom box body, wherein the limiting insertion plate is fixedly arranged at the middle position of the upper end of the bottom box body, the limiting insertion plate at the upper end of the bottom box body is used for conveniently fixing a steel structure plate for detection, a metal shell of the limiting insertion plate is fixedly connected to the bottom box body through a fixing screw, the metal shell presses an insertion groove in a cavity due to stress, so that the steel structure plate is conveniently inserted, the stress pressing cavity is divided into two areas, the steel structure plate is positioned in the middle of the stress pressing cavity and is fixed in a suspended mode, so that a stress detection mechanism is conveniently pressed down for detection, and a clamping fixing cylinder is effectively clamped and fixed through a corrugated clamping pipe on the inner side of a cylinder body clamping block.

Description

Stress test equipment for steel structure

Technical Field

The utility model relates to the field related to steel structure stress testing, in particular to stress testing equipment for a steel structure.

Background

The steel structure is a commonly used building material in engineering construction, and the steel has the characteristics of high strength, light dead weight, good integral rigidity and strong deformability. The steel structure can be applied to large-span and ultra-high and ultra-heavy building species. When the steel structure is built, the steel structure material needs to be subjected to sampling inspection, so that stress detection is performed, safety during integral overlapping is guaranteed, and stress testing equipment of the steel structure needs to be used during detection.

At present, the stress test equipment of current steel construction when using, can not the centre gripping good steel construction panel for it is not very accurate when fixed the detection, the flexible centre gripping cylinder body is not very stable problem when fixed moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide stress test equipment for a steel structure, and the stress test equipment is used for solving the problems that the existing stress test equipment for the steel structure, which is provided in the background art, cannot clamp and fix a steel structure panel well, so that the fixation detection is not very accurate, and a telescopic clamping cylinder body is not very stable when being fixed.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a stress test equipment for steel construction, includes spacing plugboard and bottom box, spacing plugboard installation is fixed on the upper end intermediate position of bottom box, the lower extreme of bottom box is provided with fixed stay foot, the both sides of spacing plugboard are provided with the cylinder body grip block, the inside of cylinder body grip block is provided with ripple centre gripping pipe, the inside of ripple centre gripping pipe is provided with the fixed jar of centre gripping, be provided with ball screw sliding table seat in the middle of the upper end rear side of bottom box, the slider front end of ball screw sliding table seat is provided with spacing sliding table, the lower extreme of spacing sliding table is provided with stress detection mechanism, centre gripping fixed jar and ball screw sliding table seat and external control ware electric connection.

In a further embodiment, the cylinder body grip block includes set screw, centre gripping upper segment, welding centre gripping lower segment and ripple centre gripping groove, the upper end of welding centre gripping lower segment is provided with the centre gripping upper segment, welding centre gripping lower segment and centre gripping upper segment pass through set screw fixed connection, the ripple centre gripping groove has been seted up to the inside of welding centre gripping lower segment and centre gripping upper segment, welding centre gripping lower segment welded fastening is on the bottom box.

In a further embodiment, the corrugated clamping pipe comprises a clamping soft sleeve, an outer side corrugated ring pipe and a sleeving through hole, the sleeving through hole is formed in the clamping soft sleeve, the outer side corrugated ring pipe is arranged in the middle of the outer side of the clamping soft sleeve, the clamping soft sleeve is fixed on the clamping block of the cylinder body through the outer side corrugated ring pipe, and the clamping fixed cylinder is fixedly sleeved on the clamping soft sleeve through the sleeving through hole.

In a further embodiment, the limiting insertion plate comprises a metal shell, an embedded insertion groove, a fixing screw and a stress pressing cavity, the stress pressing cavity is formed in the middle of the upper end of the metal shell, the embedded insertion groove is formed in the middle of the inner wall of the two ends of the inner side of the stress pressing cavity, the fixing screw is arranged at the corner of the inner side of the metal shell, and the metal shell is fixedly connected to the bottom box body through the fixing screw.

In a further embodiment, stress detection mechanism includes positioning bolt, cup joints installation shell, gravity sensor and stress depression bar down, be provided with gravity sensor in the middle of the inside of cup jointing the installation shell, the junction of cup jointing installation shell and gravity sensor is provided with positioning bolt, be provided with stress depression bar down in the middle of gravity sensor's the lower extreme, cup joint the installation shell and pass through screw fixed connection on spacing sliding stand.

In a further embodiment, the ball screw sliding table seat and the limiting sliding table are fixedly connected through screws, and limiting track blocks are arranged on two sides of the joint of the ball screw sliding table seat and the limiting sliding table.

In a further embodiment, four fixed supporting legs are arranged at the lower end of the bottom box body, and the fixed supporting legs are symmetrically distributed on four corners of the lower end of the bottom box body.

In a further embodiment, the stress detection mechanism is located at the middle position of the lower end of the limiting sliding table, and two ends of the stress detection mechanism are in a symmetrical state.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model discloses an in, through the spacing plugboard of bottom box upper end, thereby be convenient for fixed steel structure board detect the use, the metal casing of spacing plugboard passes through fixed screw fixed connection on the bottom box, metal casing is convenient for install fixed the use like this, metal casing presses the inlaying inserting groove in the chamber because of stress, thereby the steel structure board of being convenient for peg graft, press the chamber to divide into two regions with stress like this, and the steel structure board is located stress and presses the middle unsettled fixed in chamber, thereby be convenient for stress detection mechanism to press down and detect.

2. The utility model discloses an in, through the inboard ripple grip block of cylinder body grip block, effective centre gripping fixes the fixed jar of centre gripping like this, the centre gripping soft sleeve pipe of ripple grip block pipe cup joints through cup jointing the through-hole and is fixed with the fixed jar of centre gripping, make the fixed jar of centre gripping fix in the middle of the soft sheathed tube of centre gripping is inside like this, thereby avoid droing, the centre gripping soft sleeve pipe is fixed at the cylinder body grip block because of outside ripple ring canal, inlay because of the outside ripple ring canal and the annular of cylinder body grip block like this, thereby avoid rocking about the centre gripping soft sheathed tube, the inside cylinder body grip block of centre gripping soft sheathed tube is more stable when using like this.

Drawings

FIG. 1 is a schematic exploded perspective view of the present invention;

FIG. 2 is a schematic view of the cylinder block structure of the present invention;

FIG. 3 is a schematic view of a bellows clamp structure of the present invention;

FIG. 4 is a schematic view of a spacing patch panel according to the present invention;

fig. 5 is a schematic structural diagram of the stress detection mechanism of the present invention.

In the figure: 1. a ball screw slide pedestal; 2. a stress detection mechanism; 21. positioning the bolt; 22. sleeving the mounting shell; 23. a gravity sensor; 24. a stress lower compression bar; 3. clamping the fixed cylinder; 4. a corrugated clamping tube; 41. clamping the soft sleeve; 42. an outer corrugated collar; 43. sleeving a through hole; 5. a limiting insertion plate; 51. a metal housing; 52. inlaying the inserting groove; 53. fixing screws; 54. pressing the cavity under stress; 6. a limiting sliding table; 7. a cylinder block clamping block; 71. a set screw; 72. clamping the upper block; 73. welding and clamping the lower block; 74. a corrugated clamping groove; 8. a bottom box body; 9. and fixing the supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, an embodiment of the present invention is shown: the utility model provides a stress test equipment for steel construction, including spacing plugboard 5 and bottom box 8, spacing plugboard 5 installation is fixed on the upper end intermediate position of bottom box 8, the lower extreme of bottom box 8 is provided with fixed supporting legs 9, the both sides of spacing plugboard 5 are provided with cylinder body grip block 7, the inside of cylinder body grip block 7 is provided with ripple centre gripping pipe 4, the inside of ripple centre gripping pipe 4 is provided with centre gripping fixed cylinder 3, be provided with ball screw pedestal 1 in the middle of the upper end rear side of bottom box 8, the slider front end of ball screw pedestal 1 is provided with spacing sliding stand 6, the lower extreme of spacing sliding stand 6 is provided with stress detection mechanism 2, centre gripping fixed cylinder 3 and ball screw pedestal 1 and external control ware electric connection.

Further, the cylinder clamping block 7 comprises a fixing screw 71, an upper clamping block 72, a lower welding clamping block 73 and a corrugated clamping groove 74, the upper clamping block 72 is arranged at the upper end of the lower welding clamping block 73, the lower welding clamping block 73 and the upper clamping block 72 are fixedly connected through the fixing screw 71, the corrugated clamping groove 74 is formed in the lower welding clamping block 73 and the upper clamping block 72, the lower welding clamping block 73 is welded and fixed on the bottom box body 8, the lower welding clamping block 73 of the cylinder clamping block 7 is welded and fixed on the bottom box body 8, so that the lower welding clamping block 73 cannot fall off when being clamped and fixed, during clamping, the lower clamping block 73 and the corrugated clamping groove 74 inside the upper clamping block 72 are welded, so that the middle of the outer side of the corrugated clamping pipe 4 is effectively embedded and fixed, thereby effectively engaging and fitting, and then securing the clamping upper block 72 via the securing screw 71, thus avoiding loosening and wobbling of the corrugated clamping tube 4.

Further, the corrugated clamping tube 4 comprises a clamping soft sleeve 41, an outer corrugated ring tube 42 and a sleeving through hole 43, the sleeving through hole 43 is arranged in the clamping soft sleeve 41, the outer corrugated ring tube 42 is arranged in the middle of the outer side of the clamping soft sleeve 41, the clamping soft sleeve 41 is fixed on the cylinder body clamping block 7 through the outer corrugated ring tube 42, the clamping soft sleeve 41 is fixedly sleeved with the clamping fixed cylinder 3 through the sleeving through hole 43, the clamping soft sleeve 41 of the corrugated clamping tube 4 is fixedly sleeved with the clamping fixed cylinder 3 through the sleeving through hole 43, so that the clamping fixed cylinder 3 is fixed in the middle of the inner part of the clamping soft sleeve 41, thereby avoiding falling off, the clamping soft sleeve 41 is fixed on the cylinder body clamping block 7 because of the outer corrugated ring pipe 42, and thus because of the annular embedding of the outer corrugated ring pipe 42 and the cylinder body clamping block 7, thereby avoiding the left, right, up and down shaking of the clamping soft sleeve 41, and the cylinder clamping block 7 in the clamping soft sleeve 41 is more stable when in use.

Furthermore, the limiting insertion plate 5 comprises a metal shell 51, an embedded insertion groove 52, a fixing screw 53 and a stress pressing cavity 54, the stress pressing cavity 54 is arranged in the middle of the upper end of the metal shell 51, the embedded insertion groove 52 is arranged in the middle of the inner wall of the two ends of the metal shell 51 at the inner side of the stress pressing cavity 54, the fixing screw 53 is arranged at the corner of the inner side of the metal shell 51, the metal shell 51 is fixedly connected to the bottom box body 8 through the fixing screw 53, the metal shell 51 of the limiting insertion plate 5 is fixedly connected to the bottom box body 8 through the fixing screw 53, so that the metal shell 51 is convenient to be installed and fixed, the metal shell 51 presses the insert insertion groove 52 in the cavity 54 due to stress, thereby be convenient for peg graft steel construction board, press chamber 54 to be divided into two regions under the stress like this, and the steel construction board is unsettled fixed in the middle of being located stress and pressing chamber 54, thereby be convenient for stress detection mechanism 2 to press down and detect.

Further, the stress detection mechanism 2 comprises a positioning bolt 21, a sleeve mounting shell 22, a gravity sensor 23 and a stress depression bar 24, the gravity sensor 23 is arranged in the middle of the inside of the sleeve mounting shell 22, the positioning bolt 21 is arranged at the joint of the sleeve mounting shell 22 and the gravity sensor 23, the stress depression bar 24 is arranged in the middle of the lower end of the gravity sensor 23, the sleeve mounting shell 22 is fixedly connected to the limiting sliding table 6 through a screw, the sleeve mounting shell 22 of the stress detection mechanism 2 is fixedly connected to the limiting sliding table 6 through a screw, so that the installation and the fixation are convenient, the sleeve mounting shell 22 and the gravity sensor 23 are fixedly connected through the positioning bolt 21, the gravity sensor 23 is convenient to detach and replace, and during detection, the gravity sensor 23 touches a steel structure due to the stress depression bar 24, so that the depression degree is generated, so that the numerical value of the gravity sensor 23 is transmitted to an external controller, when the steel structure deforms, the transformation value of the gravity sensor 23 on the external controller is the stress intensity of the steel structure.

Further, ball screw sliding table seat 1 and spacing sliding table 6 pass through screw fixed connection, and the junction both sides of ball screw sliding table seat 1 and spacing sliding table 6 are provided with spacing track piece, because of ball screw sliding table seat 1 and spacing sliding table 6 pass through screw fixed connection, the installation of being convenient for like this is fixed, and the junction both sides are provided with spacing track piece moreover to spacing sliding table 6 is more stable because of the slip table of ball screw sliding table seat 1 slides.

Further, the lower extreme of bottom box 8 is provided with four fixed supporting legs 9, and 9 symmetric distribution of fixed supporting legs are on four corners of the lower extreme of bottom box 8, because of on four corners of the lower extreme of four fixed supporting legs 9 symmetric distribution of bottom box 8, bottom box 8 is convenient for stably place the use like this.

Further, stress detection mechanism 2 is located the lower extreme intermediate position of spacing sliding stand 6, and the both ends of stress detection mechanism 2 are the symmetric state, and be the symmetric state because of the both ends of stress detection mechanism 2, and it is more stable convenient when examining like this.

The working principle is as follows: during the use, bottom box 8 is because of the fixed stay foot 9 of lower extreme to be convenient for stably place the use, then connect stress detection mechanism 2, centre gripping fixed cylinder 3 and ball screw pedestal 1 and external control ware's electric connection, be convenient for control use because of external control ware like this.

When detecting, the personnel place regular square steel structure between the fixed jar 3 of centre gripping, and 3 centre gripping of the fixed jar of centre gripping are fixed like this, and ball screw sliding stand seat 1 drives spacing sliding stand 6 downstream, and the inboard stress detection mechanism 2 of spacing sliding stand 6 contacts with the steel construction like this to detect stress. The fixed jar of centre gripping 3 is because of the inboard ripple grip block 4 of cylinder body grip block 7, effectively fix like this, ripple grip block 4 is through the soft sleeve pipe 41 of centre gripping, outside ripple ring canal 42 with cup joint the through-hole 43 and constitute, the soft sleeve pipe 41 of centre gripping of ripple grip block 4 cup joints through cup jointing the through-hole 43 and is fixed with the fixed jar of centre gripping 3, make the fixed jar of centre gripping 3 fix in the middle of the inside of the soft sleeve pipe 41 of centre gripping like this, thereby avoid droing, the soft sleeve pipe 41 of centre gripping is fixed at cylinder body grip block 7 because of outside ripple ring canal 42, inlay because of outside ripple ring canal 42 and the annular of cylinder body grip block 7 like this, thereby avoid the left and right sides of the soft sleeve pipe 41 to rock from top to bottom, the inside cylinder body grip block 7 of centre gripping soft sleeve pipe 41 is more stable when using like this. When fixed steel construction board, because of spacing plugboard 5 of bottom box 8 upper end, effective fixed detection like this, spacing plugboard 5 is through metal casing 51, inlay inserting groove 52, set screw 53 and stress push down chamber 54 and constitute, the metal casing 51 of spacing plugboard 5 passes through set screw 53 fixed connection on bottom box 8, metal casing 51 is convenient for install fixed use like this, metal casing 51 pushes down the inlaying inserting groove 52 in the chamber 54 because of stress, thereby be convenient for peg graft steel construction board, push down chamber 54 with stress like this and divide into two regions, and steel construction board is located stress and pushes down the middle unsettled fixed of chamber 54, thereby be convenient for stress detection mechanism 2 pushes down and detects.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a stress test equipment for steel construction, includes spacing plugboard (5) and bottom box (8), its characterized in that: the limit inserting plate (5) is fixedly arranged at the middle position of the upper end of the bottom box body (8), the lower end of the bottom box body (8) is provided with a fixed supporting leg (9), two sides of the limit insertion plate (5) are provided with cylinder body clamping blocks (7), a corrugated clamping pipe (4) is arranged inside the cylinder body clamping block (7), a clamping fixed cylinder (3) is arranged inside the corrugated clamping pipe (4), a ball screw sliding seat (1) is arranged in the middle of the rear side of the upper end of the bottom box body (8), the front end of a sliding block of the ball screw sliding table seat (1) is provided with a limiting sliding table (6), the lower end of the limiting sliding table (6) is provided with a stress detection mechanism (2), the stress detection mechanism (2), the clamping fixing cylinder (3) and the ball screw sliding seat (1) are electrically connected with an external controller.

2. Stress testing equipment for steel structures according to claim 1, characterized in that: the cylinder body clamping block (7) comprises a fixing screw (71), an upper clamping block (72), a lower welding clamping block (73) and a corrugated clamping groove (74), the upper end of the lower welding clamping block (73) is provided with an upper clamping block (72), the lower welding clamping block (73) and the upper clamping block (72) are fixedly connected through the fixing screw (71), the corrugated clamping groove (74) is formed in the lower welding clamping block (73) and the upper clamping block (72), and the lower welding clamping block (73) is welded and fixed on the bottom box body (8).

3. Stress testing equipment for steel structures according to claim 1, characterized in that: the corrugated clamping pipe (4) comprises a clamping soft sleeve (41), an outer corrugated ring pipe (42) and a sleeving through hole (43), the sleeving through hole (43) is formed in the clamping soft sleeve (41), the outer corrugated ring pipe (42) is arranged in the middle of the outer side of the clamping soft sleeve (41), the clamping soft sleeve (41) is fixed on the cylinder body clamping block (7) through the outer corrugated ring pipe (42), and the clamping soft sleeve (41) is fixedly sleeved with the clamping fixed cylinder (3) through the sleeving through hole (43).

4. Stress testing equipment for steel structures according to claim 1, characterized in that: spacing plugboard (5) include metal casing (51), inlay inserting groove (52), set screw (53) and stress and push down chamber (54), stress pushes down chamber (54) down has been seted up in the middle of the upper end of metal casing (51), the inboard that stress pushes down chamber (54) is located has seted up in the middle of the both ends inner wall of metal casing (51) and has inlayed inserting groove (52), the inboard corner of metal casing (51) is provided with set screw (53), metal casing (51) are through set screw (53) fixed connection on bottom box (8).

5. Stress testing equipment for steel structures according to claim 1, characterized in that: stress detection mechanism (2) include positioning bolt (21), cup joint installation shell (22), gravity sensor (23) and depression bar (24) under the stress, be provided with gravity sensor (23) in the middle of the inside of cup jointing installation shell (22), the junction of cup jointing installation shell (22) and gravity sensor (23) is provided with positioning bolt (21), be provided with depression bar (24) under the stress in the middle of the lower extreme of gravity sensor (23), cup joint installation shell (22) through screw fixed connection on spacing slip table (6).

6. Stress testing equipment for steel structures according to claim 1, characterized in that: ball screw sliding table seat (1) and spacing sliding table (6) pass through screw fixed connection, just the junction both sides of ball screw sliding table seat (1) and spacing sliding table (6) are provided with spacing track piece.

7. Stress testing equipment for steel structures according to claim 1, characterized in that: the lower end of the bottom box body (8) is provided with four fixed supporting legs (9), and the fixed supporting legs (9) are symmetrically distributed on four corners of the lower end of the bottom box body (8).

8. Stress testing equipment for steel structures according to claim 1, characterized in that: the stress detection mechanism (2) is positioned in the middle of the lower end of the limiting sliding table (6), and two ends of the stress detection mechanism (2) are in a symmetrical state.

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