Connecting structure of multi-ribbed composite wallboard and mechanical property detection device

Abstract

The utility model relates to a connecting structure of a multi-ribbed composite wallboard and a mechanical property detection device, which comprises the multi-ribbed composite wallboard and a reaction frame base, the multi-ribbed composite wallboard is connected with the reaction frame base through embedded connecting pieces, and the embedded connecting pieces are uniformly distributed at the connecting position of the multi-ribbed composite wallboard and the reaction frame base at intervals. The embedded connecting piece comprises a bottom connecting piece and a wall body connecting piece. The embedded connecting piece has the beneficial effects that the connection between the multi-ribbed composite wallboard and the reaction frame base is simplified, the operation is convenient and fast, and the error-tolerant rate is high; the manufacturing difficulty and cost of the to-be-tested piece for wall mechanical property detection are reduced, and the test success rate and the test data accuracy are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wall body mechanics performance detection technical field especially relates to a connection structure of dense rib composite wallboard and mechanics performance detection device. BACKGROUND

[0002] At present, under the condition that the bottom boundary of the wall body is completely fixed, the main ways of detecting the mechanical properties are two kinds: one is to additionally make a concrete beam at the bottom of the test wallboard as the base of the wall body to be tested, the test wallboard is connected with the reaction frame through the concrete beam at the bottom, and a pull rod is usually used for fixation; the other is to embed a steel plate with sufficient rigidity at the bottom of the wallboard, the steel plate is effectively connected with the internal steel bars of the concrete wall body; after the bolt holes are punched on the steel plate, the reaction frame is fixedly connected with the wallboard through the bolts.

[0003] The above two test connection modes have the following shortcomings: in the first test mode, the connection position of the lower concrete beam and the wallboard needs to be additionally reinforced to ensure that the lower concrete beam will not be damaged first during the experiment, the production of the concrete beam will lead to increased cost and resource waste, and it is inconvenient during hoisting and transportation; in the second test mode, the large steel plate embedded at the bottom increases the difficulty and cost of producing the test piece, and after the steel plate is punched, the hole positions between the steel plate and the bottom steel beam of the reaction frame are prone to misalignment, which leads to difficult bolt connection, so that the test piece needs to be processed twice, which is time-consuming and laborious. SUMMARY

[0004] In order to overcome the defects of the prior art, the utility model provides a connection structure of dense rib composite wallboard and mechanics performance detection device, the utility model discloses a reserved bottom connecting piece for connection in the dense rib composite wallboard to be tested, the wall body connecting piece is arranged at the top of the reaction frame base, and the stable connection between the dense rib composite wallboard to be tested and the reaction frame base is realized through the combination of welding and bolt connection, the connection between the dense rib composite wallboard and the reaction frame base is simplified, the operation is convenient, and the fault tolerance is high; the difficulty and cost of producing the test piece for the wall body mechanical property detection are reduced, and the test success rate and the test data accuracy are improved.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A kind of connection structure of multi-rib composite wallboard and mechanical property detection device, including multi-rib composite wallboard and counterforce frame base, the multi-rib composite wallboard is connected by pre-buried connecting piece with counterforce frame base, pre-buried connecting piece is evenly distributed in the connecting position of multi-rib composite wallboard and counterforce frame base, the pre-buried connecting piece includes bottom connecting piece and wall connecting piece;Bottom connecting piece is arranged at the bottom of multi-rib composite wallboard, wall connecting piece is arranged at the top of counterforce frame base, wall connecting piece and base connecting piece are fixedly connected, the multi-rib composite wallboard is evenly arranged rib beam in height direction, the bottom rib beam is extended out from the end face of multi-rib composite wallboard by two sides.

[0007] Further, the connection structure further includes channel steel and pull rod, the channel steel is arranged on the upper surface of the bottom rib beam extending out from the end face of multi-rib composite wallboard, and the channel steel is connected with the counterforce frame base by the pull rod.

[0008] Further, the bottom connecting piece includes first connecting plate and first connecting rib, one side surface of the first connecting plate is connected with one end of the first connecting rib, and the other end of the first connecting rib is connected with the steel bar inside the multi-rib composite wallboard.

[0009] Further, the wall connecting piece is fixed with the counterforce frame base by anchor bolt.

[0010] Further, the top of the multi-rib composite wallboard is provided with lifting lug.

[0011] Further, the multi-rib composite wallboard includes composite wallboard and filling block, and the filling block is wrapped in the composite wallboard.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] (1) Compared with the commonly used test method, the pre-buried connecting piece placed at the connecting part can reduce the material consumption and save the manufacturing cost, without affecting the mechanical properties of the wallboard.

[0014] (2) The bottom connecting piece and the wall connecting piece are welded between the wall to be tested and the counterforce frame base, which avoids the hole alignment problem of the bolt connection mode, is convenient to operate, has high fault tolerance, and improves the connection stability.

[0015] (3) The end of the multi-rib composite wallboard is connected to the counterforce frame base by the channel steel and the pull rod, which greatly improves the stability between the bottom of the wall and the counterforce frame base.

[0016] (4) The connection between the multi-rib composite wallboard and the counterforce frame base is simplified, which is convenient to operate, reduces the difficulty and cost of manufacturing the test piece for testing the mechanical properties of the wall, and improves the test success rate and the accuracy of test data. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 A connecting structure schematic diagram of a dense rib composite wallboard and a mechanical property detection device is disclosed by the utility model.

[0018] Fig. 2 A structure schematic diagram of the dense rib composite wallboard is disclosed by the utility model.

[0019] Fig. 3 A structure schematic diagram of the bottom connecting piece is disclosed by the utility model.

[0020] In the drawing: 1, dense rib composite wallboard; 2, filling block; 3, bottom connecting piece; 4, connecting angle steel; 5, anchoring bolt; 6, channel steel; 7, pull rod; 8, counterforce frame base; 9, rib beam; 10. composite wall; 11. lifting lug; 12, first connecting plate; 13, first connecting rib. Specific implementation

[0021] The specific implementation of the utility model is further explained as follows:

[0022] As Figs. 1-3 shown, a connecting structure of a dense rib composite wallboard and a mechanical property detection device, including dense rib composite wallboard 1 and counterforce frame base 8, the dense rib composite wallboard 1 is connected through pre-buried connecting piece with counterforce frame base 8, pre-buried connecting piece is evenly distributed in the position of dense rib composite wallboard 1 and counterforce frame base 8 connection, the pre-buried connecting piece includes bottom connecting piece 3 and wall connecting piece, bottom connecting piece 3 is arranged at the bottom of dense rib composite wallboard 1, the wall connecting piece is arranged at the top of counterforce frame base 8, and the wall connecting piece and the base connecting piece 3 are welded together, the dense rib composite wallboard 1 is evenly arranged in the height direction Rib beam 9, and the bottom rib beam 9 extends out of the end surface of the dense rib composite wallboard 1 from both sides.

[0023] Further, the connecting structure further includes channel steel 6 and pull rod 7, the channel steel 6 is arranged on the upper surface of the bottom rib beam 9 extending out of the end surface of the dense rib composite wallboard 1, and the channel steel 6 is connected with the counterforce frame base 8 through the pull rod 7.

[0024] Further, the bottom connecting piece 3 includes a first connecting plate 12 and a first connecting rib 13, the first connecting plate 12 is a steel plate, one side surface of which is welded with one end of the first connecting rib 13, and the other end of the first connecting rib 13 is a hook type, the hook end is connected with the internal reinforcing steel bar of the wall, the bottom connecting piece 3 is pre-buried in the dense rib composite wallboard 1, and the other side surface of the first connecting plate 12 is exposed and used for connecting the counterforce frame base 8, the number of the bottom connecting piece 3 is double, and the bottom connecting piece 3 is symmetrically arranged on both sides of the dense rib composite wall 1.

[0025] Further, the anchor bolt 5 is arranged on the reaction frame base 8, the wall connecting piece is connected through the anchor bolt 5, the wall connecting piece is welded and fixed with the exposed surface of the first connecting plate 12, and the wall connecting piece is preferably selected to be the connecting angle steel 4.

[0026] Further, the top of the dense rib composite wallboard 1 is provided with lifting lugs for lifting the dense rib composite wallboard 1.

[0027] Further, the dense rib composite wallboard 1 comprises a composite wallboard and a filling block 2, and the filling block 2 is wrapped in the composite wallboard.

[0028] A detection method of a connection structure of a dense rib composite wallboard and a mechanical property detection device:

[0029] S1, before the test starts, first hoist the dense rib composite wallboard 1 to the approximate position on the reaction frame base 8, connect the connecting angle steel 4 with the reaction frame base 8 with the anchor bolt 5, place the channel steel 6 on the bottom rib beam of the dense rib composite wallboard 1, and connect the channel steel 6 with the reaction frame base 8 through the pull rod 7; the area of the bottom connecting piece 3 is slightly larger than the welding surface of the connecting angle steel 4, the position of the dense rib composite wallboard 1 can be adjusted, the connecting angle steel 4 and the bottom connecting piece 3 can be effectively welded, and the bottom welding work is completed, and one connecting angle steel 4 and anchor bolt 5 are configured for each bottom connecting piece 3, so that the dense rib composite wallboard 1 and the reaction frame base 8 are completely fixed;

[0030] S2, four long screws with a diameter of 30 mm and two end plates are used to form a clamping beam, the clamping beam tightly clamps the dense rib composite wall 1, the center of the horizontal actuator of the DGS-1000 type 1000kN hydraulic servo actuator is aligned with the center of the frame beam of the dense rib composite wall 1, and the distance between the center of the frame beam of the dense rib composite wall 1 and the center of the horizontal actuator of the DGS-1000 type 1000kN hydraulic servo actuator is about 200 mm, and the long screw is connected with the end of the horizontal actuator.

[0031] S3, the horizontal load is loaded through the hydraulic servo actuator, the horizontal low-frequency cyclic load is applied, the pushing and pulling force of the dense rib composite wall 1 is realized, and the mechanical properties of the dense rib composite wallboard 1 are detected.

[0032] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the technical field according to the technical scheme and concept of the present application can make equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A connecting structure of a multi-rib composite wallboard and a mechanical property detection device, comprising a multi-rib composite wallboard and a counterforce frame base, characterized in that, The ribbed composite wallboard is connected with the counterforce frame base through pre-buried connecting pieces, the pre-buried connecting pieces are uniformly distributed at the connecting positions of the ribbed composite wallboard and the counterforce frame base, the pre-buried connecting pieces comprise bottom connecting pieces and wall connecting pieces; the bottom connecting pieces are arranged at the bottom of the ribbed composite wallboard, the wall connecting pieces are arranged at the top of the counterforce frame base, the wall connecting pieces are fixedly connected with the base connecting pieces, the ribbed composite wallboard is uniformly arranged with ribbed beams in the height direction, and the bottommost ribbed beam extends out of the end surface of the ribbed composite wallboard from both sides.

2. The connecting structure of the multi-rib composite wall panel and the mechanical property detection device according to claim 1, characterized in that, The connecting structure further comprises a channel steel and a pull rod, the channel steel is arranged on the upper surface of the bottom ribbed beam extending out of the end surface of the ribbed composite wallboard, and the channel steel is connected with the counterforce frame base through the pull rod.

3. The connecting structure of the multi-rib composite wall panel and the mechanical property detection device according to claim 1, characterized in that, The bottom connecting piece comprises a first connecting plate and a first connecting rib, one side surface of the first connecting plate is fixedly connected with one end of the first connecting rib, and the other end of the first connecting rib is connected with the steel bars inside the ribbed composite wallboard.

4. The connecting structure of the multi-rib composite wall panel and the mechanical property detection device according to claim 1, characterized in that, The wall connecting piece is fixed with the counterforce frame base through anchor bolts.

5. The connecting structure of the multi-rib composite wall panel and the mechanical property detection device according to claim 1, characterized in that, The top of the ribbed composite wallboard is provided with lifting lugs.

6. The connecting structure of the multi-rib composite wall panel and the mechanical property detection device according to claim 1, characterized in that, The ribbed composite wallboard comprises a composite wallboard and filling blocks, and the filling blocks are wrapped in the composite wallboard.

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