CN218885622U - A test device for testing pre-buried subassembly bearing capacity of slot type - Google Patents
A test device for testing pre-buried subassembly bearing capacity of slot type Download PDFInfo
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- CN218885622U CN218885622U CN202223153454.1U CN202223153454U CN218885622U CN 218885622 U CN218885622 U CN 218885622U CN 202223153454 U CN202223153454 U CN 202223153454U CN 218885622 U CN218885622 U CN 218885622U
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Abstract
The utility model discloses a test device for testing the bearing capacity of a groove type embedded assembly, which comprises a test base; the test base is horizontally arranged, the reaction wall is vertically fixed on one side above the test base, and the reaction frame is fixed on the other side above the test base; the groove type embedded component to be tested is horizontally fixed above the testing base and is arranged below the reaction frame; the vertical loading mechanism is vertically arranged above the to-be-tested slot type embedded assembly, the upper end of the vertical loading mechanism is fixedly connected with the reaction frame, and the lower end of the vertical loading mechanism is fixedly connected with the middle upper part of the exposed end of the T-shaped bolt in the to-be-tested slot type embedded assembly; the horizontal loading mechanism is horizontally arranged between the reaction wall and the to-be-tested groove-type embedded assembly, one end of the horizontal loading mechanism is fixedly connected with the reaction wall, and the other end of the horizontal loading mechanism is fixedly connected with the middle lower part of the exposed end of the T-shaped bolt in the to-be-tested groove-type embedded assembly; the utility model discloses satisfy the bearing capacity test demand to slot type pre-buried subassembly under pulling force and shear force combined action, device simple structure, convenient operation.
Description
Technical Field
The utility model belongs to the technical field of civil engineering is experimental, in particular to a test device for testing slot type embedded component bearing capacity.
Background
The groove type embedded component is also called an embedded groove, and adopts a steel accessory formed by combining a groove, a T-shaped bolt and at least two anchor rods; the groove type embedded component has the characteristics of simple processing technology, small volume, convenient construction, flexible and variable installation position and the like, well solves the defects of large volume and invariable installation position of a plate type embedded part, and improves the safety and the connectivity of a fastened object; at present, in the research of the groove type embedded component, only the test research of the tensile mechanical property or the shearing resistance performance is aimed at, but the research of the bearing capacity of the groove type embedded component under the composite action of pulling and shearing is less; there is no clear testing device and method for measuring the bearing capacity of the groove type embedded component under the pulling-shearing composite action.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists among the prior art, the utility model provides a test device for testing slot type embedded component bearing capacity to solve current test device and only to slot type embedded component tensile mechanical properties or the test research of anti-shear mechanical properties, can't satisfy its test demand of bearing capacity under drawing-cutting combined action.
In order to achieve the purpose, the utility model adopts the technical proposal that:
the utility model provides a test device for testing the bearing capacity of a groove type embedded assembly, which comprises a test base, a counter-force wall, a counter-force frame, a vertical loading mechanism and a horizontal loading mechanism;
the test base is horizontally arranged, the reaction wall is vertically fixed on one side above the test base, and the reaction frame is fixed on the other side above the test base; the groove type embedded component to be tested is horizontally fixed above the testing base and is arranged below the reaction frame;
the vertical loading mechanism is vertically arranged above the to-be-tested slot type embedded assembly, the upper end of the vertical loading mechanism is fixedly connected with the reaction frame, and the lower end of the vertical loading mechanism is fixedly connected with the middle upper part of the exposed end of the T-shaped bolt in the to-be-tested slot type embedded assembly;
the horizontal loading mechanism is horizontally arranged between the reaction wall and the to-be-detected slot type embedded assembly, one end of the horizontal loading mechanism is fixedly connected with the reaction wall, and the other end of the horizontal loading mechanism is fixedly connected with the middle lower part of the exposed end of the T-shaped bolt in the to-be-detected slot type embedded assembly.
Furthermore, the device also comprises a beam pressing mechanism; the pressing beam mechanism is symmetrically arranged on two sides above the to-be-tested groove type embedded assembly, the upper end of the pressing beam mechanism is connected with the to-be-tested groove type embedded assembly, and the lower end of the pressing beam mechanism is connected with the testing base.
Further, the device also comprises a shearing resisting mechanism; the shearing resistant mechanism is arranged at the end part of the groove type embedded component to be detected and is close to one side of the reaction wall; the shear resistant mechanism comprises a horizontal plate member, a vertical plate member and a plurality of stiffening rib plates;
the horizontal plate piece is horizontally arranged above the upper surface of the test base and is arranged between the reaction wall and the groove type embedded component to be tested; the vertical plate is vertically fixed at the upper end part of the horizontal plate, and the outer side surface of the vertical plate is in close contact with the side wall of the groove type embedded component to be detected; and the plurality of stiffening rib plates are vertically arranged between the horizontal plate piece and the vertical plate piece in parallel.
Further, the vertical loading mechanism comprises a first actuator base, a first MTS actuator and a vertical loading connecting piece;
the vertical setting of first MTS actuator, the one end of first MTS actuator is passed through first actuator base with reaction frame fixed connection, the other end of first MTS actuator passes through upper portion fixed connection in the exposure end of T type bolt in vertical loading connecting piece and the slot type embedded component that awaits measuring.
Furthermore, the vertical loading connecting piece is of a hollow cubic structure with two open ends; the top plate of the cubic structure is in close contact with the output end of the first MTS actuator and is fixedly connected together through a first bolt; a first fixing hole is formed in the center of the bottom plate of the cubic structure, and the middle upper portion of the exposed end of the T-shaped bolt in the to-be-detected slot type embedded assembly is fixedly penetrated in the first fixing hole.
Further, the horizontal loading mechanism comprises a second actuator base, a second MTS actuator and a horizontal loading connecting piece; the second MTS actuator is horizontally arranged, one end of the second MTS actuator is connected with the reaction wall through the second actuator base, and the other end of the second MTS actuator is connected with the lower portion of the exposed end of the T-shaped bolt in the groove type embedded component to be detected through the horizontal loading connecting piece.
Further, the horizontal loading connecting piece comprises a horizontal connecting plate and a vertical connecting plate; a second fixing hole is formed in the center of one end of the horizontal connecting plate, and the middle lower part of the exposed end of the T-shaped bolt in the to-be-tested slot type embedded assembly penetrates through and is fixed in the second fixing hole; the other end of the horizontal connecting plate is vertically fixed with one side of the vertical connecting plate; the other side of the vertical connecting plate is in close contact with the output end of the second MTS actuator and is fixedly connected together through a second bolt.
Further, the axis of the second MTS actuator is perpendicular to or parallel to the direction of the side wall of the channel in the slot type embedded component to be detected.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a test device for testing the bearing capacity of a groove type embedded assembly, which fixes a vertical loading mechanism and the middle upper part of the exposed end of a T-shaped bolt in the groove type embedded assembly to be tested, and realizes that the pulling force exerted by the vertical loading mechanism is transmitted to a channel through the T-shaped bolt; fixing the horizontal loading mechanism and the middle-lower part of the exposed end of the T-shaped bolt in the slot type embedded assembly to be tested, so that the shearing force applied by the horizontal loading mechanism is uniformly applied to the slot channel; the device has the advantages of meeting the requirement of bearing capacity test of the groove type embedded component to be tested under the combined action of the tension and the shear, along with simple structure, convenience in operation and accurate and high test result.
Furthermore, the pressing beam mechanisms are arranged on two sides above the groove type embedded component to be tested, so that the groove type embedded component to be tested is stably connected with the test base, and the groove type embedded component to be tested is prevented from sliding on the test base.
Furthermore, the end part of the slot type embedded component to be tested is provided with the shearing resisting mechanism, so that the slot type embedded component to be tested is prevented from sliding laterally on the testing base, and the safety of the device and the accuracy of a testing result are ensured.
Further, the MTS actuator is connected with the T-shaped bolt in the slot type embedded component to be detected through the vertical loading connecting piece or the horizontal loading connecting piece, and the force or displacement applied by the MTS actuator can be accurately transmitted to the slot type embedded component to be detected.
Furthermore, the axis of the second MTS actuator is perpendicular to or parallel to the side wall direction of the channel in the slot type embedded component to be tested, the test requirement on the bearing capacity of the slot type embedded component to be tested under the combined action of the tension and the vertical shearing force or the parallel shearing force is met, and the application range of the test device is widened.
Drawings
Fig. 1 is a front view of a testing apparatus for testing the bearing capacity of a groove-type embedded component according to the present invention;
fig. 2 is an axonometric view of a vertical loading connector of the present invention;
fig. 3 is an isometric view of a mid-level loading connector of the present invention;
fig. 4 is a schematic view of a local connection structure of the slot-type embedded component to be tested and the vertical loading mechanism of the present invention;
FIG. 5 is a schematic view of a local connection structure between the tank type vena cava residual component to be measured and the horizontal loading mechanism of the present invention;
fig. 6 is an axonometric view of the middle shear mechanism of the present invention.
The system comprises a test base 1, a reaction wall 2, a reaction frame 3, a vertical loading mechanism 4, a horizontal loading mechanism 5, a beam pressing mechanism 6, a shearing resisting mechanism 7 and a groove type embedded assembly 8 to be tested, wherein the vertical loading mechanism is arranged on the test base; 401 a first actuator base, 402 a first MTS actuator, 403 a vertical loading connection; 501 a second actuator base, 502 a second MTS actuator, 503 a horizontal load connection; 701 horizontal plate members, 702 vertical plate members, 703 stiffening ribs.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution and the beneficial effects thereof are more clearly understood, and the following detailed description is made for the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a test device for testing the bearing capacity of a groove type embedded component, which is used for the test process of the bearing capacity of the groove type embedded component 8 to be tested under the combined action of pulling and shearing; the groove type embedded component 8 to be detected comprises a T-shaped bolt, a groove channel, a concrete test piece and an anchor rod; the concrete test piece is of a cuboid structure, and the channel is horizontally arranged in the middle of the upper surface of the concrete test piece; the upper end of the channel is flush with the upper surface of the concrete test piece, and the lower end of the channel is embedded and fixed in the concrete test piece through the anchor rod; the T-shaped bolt is vertically arranged, the lower end of the T-shaped bolt is arranged in the channel, and the other end of the T-shaped bolt is exposed out of the upper surface of the concrete sample.
As shown in fig. 1-6, the test device for testing the bearing capacity of the groove-type embedded component comprises a test base 1, a reaction wall 2, a reaction frame 3, a vertical loading mechanism 4, a horizontal loading mechanism 5, a beam pressing mechanism 6 and a shearing resisting mechanism 7; the test base 1 is horizontally arranged, the reaction wall 2 is vertically fixed on one side above the test base 1, and the reaction frame 3 is fixed on the other side above the test base 1; the groove type embedded component 8 to be tested is horizontally fixed above the testing base 1 and is arranged below the reaction frame 3.
The vertical loading mechanism 4 is vertically arranged above the to-be-tested slot type embedded assembly 8, the upper end of the vertical loading mechanism 4 is fixedly connected with the reaction frame 3, and the lower end of the vertical loading mechanism 4 is fixedly connected with the middle upper part of the exposed end of the T-shaped bolt in the to-be-tested slot type embedded assembly 8; the horizontal loading mechanism 5 is horizontally arranged between the reaction wall 2 and the slot type embedded component 8 to be tested, one end of the horizontal loading mechanism 5 is fixedly connected with the reaction wall 2, and the other end of the horizontal loading mechanism 5 is fixedly connected with the middle lower part of the exposed end of the T-shaped bolt in the slot type embedded component 8 to be tested.
The beam pressing mechanisms 6 are symmetrically arranged on two sides above the to-be-tested groove type embedded assembly 8, the upper independent gobs of the beam pressing mechanisms 6 are connected with the to-be-tested groove type embedded assembly 8, and the lower ends of the beam pressing mechanisms 6 are connected with the testing base 1; the shearing resistant mechanism 7 is arranged at the end part of the groove type embedded component 8 to be detected and is close to one side of the reaction wall 2; one end of the shearing mechanism 7 is in close contact with the end part of the groove type embedded component 8 to be tested, and the other end of the shearing mechanism 7 is fixedly connected with the test base 1.
In the utility model, the testing base 1 is a horizontally arranged rectangular plate structure; the reaction wall 2 is vertically fixed on one side above the test base 1; the other side of the upper part of the test base 1 is provided with horizontal fixing grooves which are symmetrical and are arranged in parallel; and the horizontal fixing groove is used for providing a fixing space for the reaction frame 3 and the pressing beam mechanism 6.
In the utility model, the counterforce wall 2 is a vertically arranged rectangular plate structure; the bottom end of the reaction wall 2 is fixedly arranged on the test base 1; vertical fixing grooves are symmetrically formed in the side face of the reaction wall 2; the vertical fixing groove is used for providing a fixing space for the horizontal loading mechanism 4.
In the utility model, the reaction frame 3 comprises four upright posts, two connecting beams and a fixed beam; the four upright posts are vertically fixed on the test base 1 and are distributed in a rectangular shape; the first upright post is fixed at one end of the first horizontal fixing groove, and the second upright post is fixed at the other end of the first horizontal fixing groove; the third upright post is fixed at one end of the second horizontal fixing groove, and the fourth upright post is fixed at the other end of the second horizontal fixing groove; the first upright column and the third upright column are parallel and are arranged close to one side of the reaction wall 2; the second upright post is parallel to the fourth upright post and is arranged at one side far away from the counterforce wall 2; the bottom end of the upright post is fixedly connected with the horizontal fixing groove through bolts; the first connecting beam is horizontally arranged between the first upright post and the third upright post, and the second connecting beam is horizontally arranged between the second upright post and the fourth upright post; the fixed cross beam is horizontally arranged, one end of the fixed cross beam is fixedly connected with the middle part of the first connecting cross beam, and the other end of the fixed cross beam is fixedly connected with the middle part of the second connecting cross beam.
In the present invention, the vertical loading mechanism 4 includes a first actuator base 401, a first MTS actuator 402, and a vertical loading connector 403; the first actuator base 401 is fixed in the middle of the fixed beam, and the first MTS actuator 402 is vertically arranged; the upper end of the first MTS actuator 402 is fixedly connected with the first actuator base 401, the lower end of the first MTS actuator 402 is connected with the upper end of the vertical loading connecting piece 403, and the lower end of the vertical loading connecting piece 403 is fixedly connected with the middle upper portion of the exposed end of the T-shaped bolt in the groove type embedded component to be tested.
The vertical loading connector 403 is a hollow cubic structure with two open ends, and a top plate of the cubic structure is in close contact with the output end of the first MTS actuator 402; wherein, the output end of the first MTS actuator 402 is fixedly connected with the top plate by a first bolt; a first fixing hole is formed in the center of the bottom plate of the cubic structure, and the middle upper part of the exposed end of the T-shaped bolt in the slot type embedded component 8 to be detected is fixedly penetrated in the first fixing hole; the bottom plate and the T-shaped bolt are fixed through a first nut, the first nut is fixedly sleeved on the middle upper portion of the exposed end of the T-shaped bolt, and a gasket is arranged between the first nut and the bottom plate.
In the present invention, the horizontal loading mechanism 5 includes a second actuator base 501, a second MTS actuator 502 and a horizontal loading connecting member 503; one side of the second actuator base 501 is fixed on the side surface of the reaction wall 2, one end of the second actuator base 501 is fixed in one of the vertical fixing grooves, and the other end of the second actuator base 501 is fixed in the other vertical fixing groove; the second MTS actuator 502 is horizontally arranged, one end of the second MTS actuator 502 is fixedly connected with the second actuator base 501, the other end of the second MTS actuator 502 is connected with one end of the horizontal loading connecting piece 503, and the other end of the horizontal loading connecting piece 503 is fixedly connected with the middle lower part of the exposed end of the T-shaped bolt in the groove type embedded component 8 to be tested.
The horizontal loading connector 503 comprises a horizontal connecting plate and a vertical connecting plate; a second fixing hole is formed in the center of one end of the horizontal connecting plate, and the middle lower part of the exposed end of the T-shaped bolt in the to-be-tested slot type embedded assembly 8 is fixedly penetrated in the second fixing hole; second nuts are respectively arranged on the upper side and the lower side of the horizontal connecting plate, are fixedly sleeved on the middle lower part of the exposed end of the T-shaped bolt, and fixedly connect the horizontal connecting plate with the middle lower part of the exposed end of the T-shaped bolt; a gasket is arranged between the second nut and the horizontal connecting plate; the other end of the horizontal connecting plate is vertically fixed with one side of the vertical connecting plate, and the horizontal connecting plate and the vertical connecting plate are fixed by welding; the other side of the vertical connecting plate is in close contact with the output end of the second MTS actuator 502 and is fixedly connected together through a second bolt; the axis of the second MTS actuator 502 is perpendicular to or parallel to the side wall direction of the channel in the slot type embedded component 8 to be tested, so that the requirement for testing the bearing capacity of the slot type embedded component to be tested under the combined action of the tensile force and the vertical shearing force or the parallel shearing force is met, and the application range of the testing device is widened.
In the utility model, the pressing beam mechanism 6 comprises a pressing beam body and a ground anchor rod, the pressing beam body is horizontally arranged on the upper surface of the concrete sample, and the pressing beam body and the horizontal fixing groove are arranged in parallel up and down; two ends of the compression beam body extend to two ends of the concrete test piece; one end of the pressing beam body is fixedly connected with the testing base 1 through one ground anchor rod, and the other end of the pressing beam body is fixedly connected with the testing base 1 through the other ground anchor rod; wherein, the bottom of ground stock passes through the bolt fastening in the horizontal fixed slot on test base 1.
In the present invention, the shear resistant mechanism 7 comprises a horizontal plate member 701, a vertical plate member 702 and a plurality of stiffening rib plates 703; the horizontal plate 701 is horizontally arranged above the upper surface of the test base 1 and is arranged between the reaction wall 2 and the to-be-tested groove type embedded component 8; the horizontal plate 701 is fixedly connected with the test base 1 through bolts; the vertical plate 702 is vertically fixed at the upper end part of the horizontal plate 701, and the outer side surface of the vertical plate 702 is in close contact with the side wall of the concrete sample in the groove type embedded component 8 to be detected; a plurality of stiffening ribs 703 are vertically arranged in parallel between the horizontal plate member 701 and the vertical plate member 702.
The working principle and the test method are as follows:
a test device for testing slot type embedded component bearing capacity, during the use, concrete process is as follows:
Step 2, placing the slot type embedded component 8 to be tested on the test base 1; fixing the horizontal plate 701 on the test base 1 by using an anchor bolt, and enabling the vertical plate 702 to be in close contact with the side wall of the concrete test piece in the groove type embedded component 8 to be tested; and the concrete test piece is compressed by the pressing beam body, and the pressing beam body is fixed with the horizontal fixing groove by adopting a ground anchor rod and a bolt.
And 5, starting the first MTS actuator and the second MTS actuator, and carrying out a test according to a preset loading scheme.
The test device for testing the bearing capacity of the groove type embedded component meets the requirement of testing the bearing capacity of the groove type embedded component under the combined action of opposite pulling and shearing; the method comprises the following steps that two MTS actuators are used for loading a slot type embedded assembly to be tested in the horizontal direction and the vertical direction; the horizontal direction is the direction of force or displacement applied by the MTS actuator and is parallel to the surface of the groove type embedded component, and the vertical direction is the direction of force or displacement applied by the MTS actuator and is vertical to the surface of the groove type embedded component; the vertical loading connecting piece is arranged at the output end of the first MTS actuator, so that the effect of transferring the tensile force is realized; a horizontal loading connecting piece is arranged at the output end of the second MTS actuator to realize the effect of transferring shear force; the MTS actuator is utilized to carry out test loading through a force loading or displacement loading way, and the force or displacement applied to the groove type embedded component to be tested is accurately controlled, so that the effect of pull-shear compounding is achieved.
In the utility model, four bolt holes are arranged on the top plate of the vertical loading connecting piece, the diameter of the four bolt holes is not less than the diameter of a common high-strength bolt, and the positions of the bolt holes are consistent with the positions of the bolt holes at the output end of the first MTS actuator; a bolt hole is formed in the middle of a bottom plate of the vertical loading connecting piece, and the diameter of the bolt hole is not smaller than that of a T-shaped bolt in the groove type embedded assembly to be tested; one end of the horizontal connecting plate is provided with a bolt hole, the diameter of the bolt hole is not smaller than that of a T-shaped bolt in the groove type embedded assembly to be detected, and the other end of the horizontal connecting plate is vertically welded with a vertical connecting plate and connected by adopting a bevel opening welding seam; four bolt holes are formed in the vertical connecting plate, and the positions of the bolt holes are consistent with those of bolt holes at the output end of the second MTS actuator; the beam pressing mechanism and the shearing resisting mechanism are selected according to the size of the groove type embedded component to be detected, and the beam pressing mechanism and the shearing resisting mechanism are matched to be used to prevent the groove type embedded component to be detected from side moving as far as possible.
The utility model discloses a test device for testing groove type pre-buried subassembly bearing capacity, vertical loading mechanism can guarantee to connect stable simultaneously evenly to the shank of bolt and thus apply to the channel with pulling force, and simple to operate is swift; the horizontal loading mechanism can ensure that shearing force is uniformly applied to the channel; the bearing capacity of the groove type embedded component to be tested under the combined action of the tensile force and the vertical shearing force can be tested, the bearing capacity of the groove type embedded component to be tested under the combined action of the tensile force and the parallel shearing force can be tested, the test precision is ensured, and the test cost is saved; wherein, the vertical shearing force direction is vertical to the length direction of the channel, and the parallel shearing force direction is along the length direction of the channel; the utility model can display the bearing capacity and displacement at the computer end in time in a plurality of ways such as figures and images during the loading process, which is convenient for judging the stress state of the test piece and collecting related data simultaneously, and prevents the machine from being damaged due to overlarge loading force; the device is safe and reliable, is simple and convenient to operate, and can accurately test the bearing capacity of the groove type embedded assembly under the pull-shear combined action.
The above embodiment is only one of the embodiments that can realize the technical solution of the present invention, and the scope of the present invention is not limited only by the embodiment, but also includes any variations, substitutions and other embodiments that can be easily conceived by those skilled in the art within the technical scope of the present invention.
Claims (8)
1. A test device for testing the bearing capacity of a groove type embedded assembly is characterized by comprising a test base (1), a reaction wall (2), a reaction frame (3), a vertical loading mechanism (4) and a horizontal loading mechanism (5);
the test base (1) is horizontally arranged, the reaction wall (2) is vertically fixed on one side above the test base (1), and the reaction frame (3) is fixed on the other side above the test base (1); the groove type embedded component (8) to be tested is horizontally fixed above the test base (1) and is arranged below the reaction frame (3);
the vertical loading mechanism (4) is vertically arranged above the to-be-tested slot type embedded assembly (8), the upper end of the vertical loading mechanism (4) is fixedly connected with the reaction frame (3), and the lower end of the vertical loading mechanism (4) is fixedly connected with the middle upper part of the exposed end of the T-shaped bolt in the to-be-tested slot type embedded assembly (8);
the horizontal loading mechanism (5) is horizontally arranged between the reaction wall (2) and the to-be-tested groove type embedded component (8), one end of the horizontal loading mechanism (5) is fixedly connected with the reaction wall (2), and the other end of the horizontal loading mechanism (5) is fixedly connected with the middle lower part of the exposed end of the T-shaped bolt in the to-be-tested groove type embedded component (8).
2. The test device for testing the bearing capacity of the groove type embedded assembly according to claim 1, further comprising a beam pressing mechanism (6); the upper ends of the beam pressing mechanisms (6) are connected with the groove type embedded component (8) to be tested, and the lower ends of the beam pressing mechanisms (6) are connected with the test base (1).
3. The test device for testing the bearing capacity of the groove-type embedded assembly according to claim 1, further comprising a shear-resistant mechanism (7); the shear resistant mechanism (7) is arranged at the end part of the to-be-tested groove type embedded assembly (8) and is close to one side of the reaction wall (2); the shear mechanism (7) comprises a horizontal plate member (701), a vertical plate member (702) and a plurality of stiffening rib plates (703);
the horizontal plate (701) is horizontally arranged above the upper surface of the test base (1) and is arranged between the reaction wall (2) and the groove type embedded component (8) to be tested; the vertical plate (702) is vertically fixed at the upper end part of the horizontal plate (701), and the outer side surface of the vertical plate (702) is tightly contacted with the side wall of the groove type embedded component (8) to be detected; a plurality of stiffening rib plates (703) are vertically arranged between the horizontal plate member (701) and the vertical plate member (702) in parallel.
4. The test device for testing the bearing capacity of the groove-type embedded assembly according to claim 1, wherein the vertical loading mechanism (4) comprises a first actuator base (401), a first MTS actuator (402) and a vertical loading connecting piece (403);
the vertical setting of first MTS actuator (402), the one end of first MTS actuator (402) is passed through first actuator base (401) with reaction frame (3) fixed connection, the other end of first MTS actuator (402) passes through upper portion fixed connection in the exposure end of T type bolt in vertical loading connecting piece (403) and the slot type embedded component (8) that awaits measuring.
5. The testing device for testing the bearing capacity of the groove-type embedded assembly according to claim 4, wherein the vertical loading connecting piece (403) is of a hollow cubic structure with two open ends; the top plate of the cubic structure is in close contact with the output end of the first MTS actuator (402) and fixedly connected together through a first bolt; a first fixing hole is formed in the center of the bottom plate of the cubic structure, and the middle upper portion of the exposed end of the T-shaped bolt in the groove type embedded component (8) to be detected is fixed in the first fixing hole in a penetrating mode.
6. The testing device for testing the bearing capacity of the slot-type embedded assembly according to claim 1, wherein the horizontal loading mechanism (5) comprises a second actuator base (501), a second MTS actuator (502) and a horizontal loading connecting piece (503); the second MTS actuator (502) level sets up, the one end of second MTS actuator (502) is passed through second actuator base (501) with counterforce wall (2) fixed connection, the other end of second MTS actuator (502) passes through horizontal loading connecting piece (503) with lower part fixed connection in the exposure end of T type bolt in the slot type embedded component (8) that awaits measuring.
7. The testing device for testing the bearing capacity of the groove-type embedded assembly according to claim 6, wherein the horizontal loading connecting piece (503) comprises a horizontal connecting plate and a vertical connecting plate; a second fixing hole is formed in the center of one end of the horizontal connecting plate, and the middle lower part of the exposed end of the T-shaped bolt in the to-be-tested slot type embedded assembly (8) penetrates through and is fixed in the second fixing hole; the other end of the horizontal connecting plate is vertically fixed with one side of the vertical connecting plate; the other side of the vertical connecting plate is tightly contacted with the output end of the second MTS actuator (502) and fixedly connected together through a second bolt.
8. The test device for testing the bearing capacity of the slot-type embedded assembly as claimed in claim 6, wherein the axis of the second MTS actuator (502) is perpendicular to or parallel to the direction of the side wall of the slot channel in the slot-type embedded assembly (8) to be tested.
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CN202223153454.1U CN218885622U (en) | 2022-11-24 | 2022-11-24 | A test device for testing pre-buried subassembly bearing capacity of slot type |
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CN202223153454.1U CN218885622U (en) | 2022-11-24 | 2022-11-24 | A test device for testing pre-buried subassembly bearing capacity of slot type |
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CN202223153454.1U Active CN218885622U (en) | 2022-11-24 | 2022-11-24 | A test device for testing pre-buried subassembly bearing capacity of slot type |
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