CN220104674U - MTS test loading tool for concrete filled steel tube - Google Patents
MTS test loading tool for concrete filled steel tube Download PDFInfo
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- CN220104674U CN220104674U CN202320706849.5U CN202320706849U CN220104674U CN 220104674 U CN220104674 U CN 220104674U CN 202320706849 U CN202320706849 U CN 202320706849U CN 220104674 U CN220104674 U CN 220104674U
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- 238000012360 testing method Methods 0.000 title claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 21
- 239000010959 steel Substances 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 11
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000002788 crimping Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The utility model discloses an MTS test loading tool for concrete filled steel tubes, which belongs to the technical field of adjustment tools and comprises a first connecting plate, wherein the first connecting plate is used for being connected with an MTS actuator; at least one adjusting rod, one end of which is connected with the first connecting plate, the other end of which is connected with the second connecting plate, and at least one end of which is detachably connected with the first connecting plate or the second connecting plate, so that the distance between the first connecting plate and the second connecting plate is adjustable; and the loading head is detachably connected with the second connecting plate in the same way. The utility model realizes the adjustable interval between the two connecting plates by utilizing the detachable connection of the adjusting rod and the first connecting plate or the second connecting plate, thereby avoiding the mode of adjusting the height in a heightening or countersink digging mode in the conventional test process; meanwhile, the loading heads are detachably connected with the second connecting plate, so that different loading heads can be replaced according to different testing requirements during testing, and the testing efficiency of the MTS structure testing system is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of adjustment tools, and particularly relates to a MTS test loading tool for concrete filled steel tubes.
Background
The MTS structure test system is a physical property test instrument used in the fields of mechanics and material science, and is widely applied to static and dynamic tests of large bridges and building structures or components.
In the process of using the MTS structure test system, the MTS structure is fixed in size, the test height of the MTS is difficult to adjust, when the MTS actuator is used for testing, the test height of the MTS structure is usually required to be adjusted in a heightening or countersink digging mode, the loading head structure of the MTS is fixed, and different load application modes are required to be correspondingly arranged at the end part of a test piece according to different load test conditions, so that the complexity of the MTS structure test system is greatly increased, and the test efficiency is low.
Disclosure of Invention
Aiming at one or more of the defects or improvement demands in the prior art, the utility model provides an MTS test loading tool for concrete filled steel tubes, which is used for solving the problems that the height adjustment of the existing MTS structure test system is difficult and the existing MTS structure test system cannot adapt to the demands of different load application forms.
In order to achieve the above purpose, the utility model provides a MTS test loading tool for concrete filled steel tube, comprising:
a first connection plate for connection to an MTS actuator;
the device comprises at least one adjusting rod, a first connecting plate and a second connecting plate, wherein one end of the adjusting rod is connected with the first connecting plate, the other end of the adjusting rod is connected with the second connecting plate, and at least one end of the adjusting rod is detachably connected with the first connecting plate or the second connecting plate, so that the distance between the first connecting plate and the second connecting plate is adjustable;
the loading head is detachably connected with the second connecting plate.
As a further improvement of the utility model, the first connecting plate and the second connecting plate are provided with first connecting holes for the adjusting rods to pass through, and the adjusting rods connect the first connecting plate and the second connecting plate along the first connecting holes.
As a further improvement of the utility model, the adjusting rod is of a screw structure, the first connecting plate is arranged above the second connecting plate, the adjusting rod is connected with the first connecting plate and the second connecting plate in an inverted mode, and one end of the adjusting rod, which is far away from the second connecting plate, is connected with an adjusting nut.
As a further improvement of the utility model, the adjusting rod is connected with adjusting nuts at both sides of the first connecting plate.
As a further improvement of the utility model, the adjusting rod is a rod body with threads, and adjusting nuts are connected to two sides of the adjusting rod, which are connected with the first connecting plate and the second connecting plate.
As a further improvement of the utility model, a second connecting hole is also arranged at the center of the first connecting plate and the second connecting plate, a screw is connected at the second connecting hole of the first connecting plate, and the screw connects the MTS actuator with the first connecting plate;
and a screw is connected to the second connecting hole of the second connecting plate, and the screw connects the loading head with the second connecting plate.
As a further improvement of the utility model, the four adjusting rods are of square plate structures, and two ends of the four adjusting rods are respectively connected to the peripheries of the first connecting plate and the second connecting plate.
As a further improvement of the utility model, the loading head is a concentrated load loading head, a carrier plate of the concentrated load loading head is attached to one side of the second connecting plate, and a load pressing joint extends out towards one side away from the second connecting plate.
As a further improvement of the utility model, the loading head is a two-point load loading head, a carrier plate of the two-point load loading head is attached to one side of the second connecting plate, and two load compression joints extend towards one side away from the second connecting plate.
As a further improvement of the utility model, the loading heads are uniformly distributed load loading heads, a carrier plate of the uniformly distributed load loading heads is attached to one side of the second connecting plate, a connecting rod extends out from one side of the carrier plate, which faces away from the second connecting plate, and a plane pressing joint is arranged at one end, which faces away from the load, of the connecting rod.
The above-mentioned improved technical features can be combined with each other as long as they do not collide with each other.
In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:
(1) According to the MTS test loading tool for the concrete filled steel tube, the loading tool is additionally arranged on the basis of an original MTS actuator, the distance between the two connecting plates is adjustable by utilizing the detachable connection of the adjusting rod and the first connecting plate or the second connecting plate, then the load is applied to a structural member to be tested through the loading head on the second connecting plate, the height of the loading head connected with the second connecting plate is adjustable by the detachable connection of the adjusting rod, so that the test requirements of different heights are met, and the mode of adjusting the height in a heightening or countersink digging mode is avoided in the conventional test process; meanwhile, the loading heads are detachably connected with the second connecting plate, so that different loading heads can be replaced according to different testing requirements during testing, different testing requirements are met, and the testing efficiency of the MTS structure testing system is greatly improved.
(2) According to the MTS test loading tool for the concrete filled steel tube, the four adjusting rods are connected to the periphery of the first connecting plate and the periphery of the second connecting plate, so that the connection between the first connecting plate and the second connecting plate is stable, and the MTS actuator and the loading head are respectively connected to the centers of the first connecting plate and the second connecting plate, so that the alignment of the vertical centers of the MTS actuator and the loading head is ensured, the consistency of the force application of the MTS actuator and the loading head is ensured, and the test accuracy of the MTS structure test system is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a MTS test loading tool for concrete filled steel tubes in an embodiment of the present utility model;
FIG. 2 is a schematic view of the overall structure of a first connection board according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the overall structure of a concentrated load head in accordance with an embodiment of the present utility model;
FIG. 4 is a schematic diagram of the overall structure of a two-point load head according to an embodiment of the present utility model;
fig. 5 is a schematic diagram of the overall structure of a uniformly distributed load head in an embodiment of the utility model.
Like reference numerals denote like technical features throughout the drawings, in particular:
1. a first connection plate; 2. an adjusting rod; 3. a second connecting plate; 4. a loading head; 5. a screw; 6. an adjusting nut; 7. MTS actuator;
101. a first connection hole; 102. a second connection hole;
401. a concentrated load loading head; 402. a two-point load loading head; 403. load loading heads are uniformly distributed.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
Examples:
referring to fig. 1 to 5, an MTS test loading tool for concrete filled steel tubes according to a preferred embodiment of the present utility model includes a first connection plate 1, wherein the first connection plate 1 is used for connecting with an MTS actuator 7; at least one adjusting rod 2, one end of the adjusting rod 2 is connected with the first connecting plate 1, the other end of the adjusting rod 2 is connected with the second connecting plate 3, and at least one end of the adjusting rod 2 is detachably connected with the first connecting plate 1 or the second connecting plate 3, so that the distance between the first connecting plate 1 and the second connecting plate 3 can be adjusted; and a loading head 4, wherein the loading head 4 is detachably connected with the second connecting plate 3.
According to the MTS test loading tool for the concrete filled steel tube, the loading tool is additionally arranged on the basis of the original MTS actuator 7, the distance between the two connecting plates is adjustable by utilizing the detachable connection of the adjusting rod 2 and the first connecting plate 1 or the second connecting plate 3, then a load is applied to a structural member to be tested through the loading head 4 on the second connecting plate 3, the height of the loading head 4 connected with the second connecting plate 3 is adjustable by the detachable connection of the adjusting rod 2, so that the test requirements of different heights are met, and the mode of adjusting the height in a heightening or countersink digging mode in the conventional test process is avoided; meanwhile, the loading heads 4 are detachably connected with the second connecting plate 3, so that different loading heads 4 can be replaced according to different testing requirements during testing, different testing requirements are met, and the testing efficiency of the MTS structure testing system is greatly improved.
Further, as a preferred embodiment of the present utility model, the first connection plate 1 and the second connection plate 3 are provided with first connection holes 101 through which the adjusting rods 2 pass, and the adjusting rods 2 connect the first connection plate 1 with the second connection plate 3 along the first connection holes 101. According to the utility model, the first connecting plate 1 and the second connecting plate 3 are connected in series through the adjusting rod 2, so that the first connecting plate 1 and the second connecting plate 3 can slide along the axial direction of the adjusting rod 2, and further, the adjustable interval between the first connecting plate 1 and the second connecting plate 3 is realized, so that the adjustment of the test height is correspondingly completed. Optionally, when the adjusting rod 2 is detachably connected with the first connecting plate 1 or the second connecting plate 3, the length of the adjusting rod 2 can be correspondingly replaced or adjusted, so as to realize adjustable space between the two connecting plates.
Further, as an alternative embodiment of the present utility model, the adjusting rod 2 is in a screw structure, the MTS actuator is located at the uppermost position, and the first connecting plate 1, the adjusting rod 2, the second connecting plate 3 and the loading head 4 are sequentially arranged. The screw structure of the adjusting rod 2 is connected with the first connecting plate 1 and the second connecting plate 3 in an inverted mode, namely, the screw head end part of the screw structure is arranged below the second connecting plate 3, the first connecting plate 1 is lifted through the screw head, then an adjusting nut 6 is arranged above the first connecting plate 1, the first connecting plate 1 is connected with the second connecting plate 3 in a matching mode of the adjusting nut 6 and the adjusting rod 2, and when the adjusting nut 6 is screwed, the distance between the first connecting plate 1 and the second connecting plate 3 can be adjusted.
Preferably, in order to improve the connection stability of the adjusting nut 6 with the adjusting lever 2, the adjusting lever 2 is connected with the adjusting nut 6 at both sides of the first connecting plate 1.
Further, as an alternative embodiment of the present utility model, the adjusting rod 2 is a rod body with threads, and both sides of the adjusting rod 2 connected with the first connecting plate 1 and the second connecting plate 3 are connected with the adjusting nuts 6. When the adjusting rod 2 is of a screw structure, one end of the adjusting rod can be adjusted through the adjusting nut 6. When the adjusting rod 2 is in a rod body structure with threads, both ends of the adjusting rod can be adjusted through the adjusting nut 6.
Further, as a preferred embodiment of the present utility model, a second connection hole 102 is further provided at the center of the first connection plate 1 and the second connection plate 3, a screw 5 is provided at the second connection hole 102 of the first connection plate 1, and the MTS actuator 7 is connected with the first connection plate 1 through the screw 5; screws 5 are likewise provided at the second connection holes 102 of the second connection plate 3, by means of which screws 5 the loading head 4 is connected to the second connection plate 3. The screw 5 is connected in a mode that the MTS actuator 7 and the first connecting plate 1 are detachable; the loading head 4 and the second connecting plate 3 can be detached, so that each structural part can be replaced to adapt to different testing requirements.
Further, as a preferred embodiment of the present utility model, the four adjusting rods 2 are provided, the first connecting plate 1 and the second connecting plate 3 are both square plate-shaped structures, and two ends of the four adjusting rods 2 are respectively connected with the peripheries of the first connecting plate 1 and the second connecting plate 3. In order to improve the connection stability of the first connection plate 1 and the second connection plate 3 and stably transfer the load applied by the MTS actuator 7 to the loading head 4, the utility model selects a mode that a plurality of adjusting rods 2 connect the first connection plate 1 with the second connection plate 3 and four adjusting rods 2 connect four end points of the two connection plates, so that the middle areas of the two connection plates are free, and the MTS actuator 7 and the loading head 4 are conveniently connected respectively. Alternatively, the adjusting rods 2 in the present utility model may be provided in other numbers such as two, three, five, etc.
Further, as a preferred embodiment of the present utility model, the loading head 4 is a concentrated load loading head 401, a carrier plate of the concentrated load loading head 401 is attached to one side of the second connecting plate 3, the carrier plate is used for improving the stability of connection with the second connecting plate 3, and the carrier plate extends out of the load pressing joint towards the side facing away from the second connecting plate 3.
Further, as a preferred embodiment of the present utility model, the loading head 4 is a two-point load loading head 402, and the carrier plate of the two-point load loading head 402 is attached to one side of the second connecting plate 3, and two load compression joints extend towards the side facing away from the second connecting plate 3, where the two load compression joints are used for applying two-point loads.
Further, as a preferred embodiment of the present utility model, the loading heads 4 are uniformly distributed load loading heads 403, a carrier plate of the uniformly distributed load loading heads 403 is attached to one side of the second connecting plate 3, the carrier plate extends out of the connecting rod towards one side facing away from the second connecting plate 3, and a plane crimping head is arranged at one end of the connecting rod facing away from the carrier plate, and the plane crimping head is used for applying a relatively large load on the crimping surface. According to the utility model, by arranging the multiple load loading heads and then detachably connecting the loading heads 4 with the second connecting plate 3, the application of different loads is realized, and the test work under different test conditions is completed.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. MTS test loading frock for steel pipe concrete, characterized by comprising:
a first connection plate for connection to an MTS actuator;
the device comprises at least one adjusting rod, a first connecting plate and a second connecting plate, wherein one end of the adjusting rod is connected with the first connecting plate, the other end of the adjusting rod is connected with the second connecting plate, and at least one end of the adjusting rod is detachably connected with the first connecting plate or the second connecting plate, so that the distance between the first connecting plate and the second connecting plate is adjustable;
the loading head is detachably connected with the second connecting plate.
2. The MTS test loading tool for concrete filled steel tubes according to claim 1, wherein the first connecting plate and the second connecting plate are provided with first connecting holes through which the adjusting rods pass, and the adjusting rods connect the first connecting plate and the second connecting plate along the first connecting holes.
3. The MTS test loading tool for concrete filled steel tubes according to claim 2, wherein the adjusting rod has a screw structure, the first connecting plate is disposed above the second connecting plate, the adjusting rod is connected with the first connecting plate and the second connecting plate in an inverted manner, and an adjusting nut is connected with one end of the adjusting rod, which is away from the second connecting plate, of the first connecting plate.
4. A MTS test loading tool for concrete filled steel tubes according to claim 3, wherein the adjusting rods are connected with adjusting nuts at both sides of the first connecting plate.
5. The MTS test loading tool for concrete filled steel tubes according to claim 2, wherein the adjusting rod is a threaded rod body, and adjusting nuts are connected to both sides of the adjusting rod, which are connected with the first connecting plate and the second connecting plate.
6. The MTS test loading tool for concrete filled steel tubes according to claim 1, wherein a second connecting hole is further formed in the centers of the first connecting plate and the second connecting plate, a screw is connected to the second connecting hole of the first connecting plate, and the screw connects an MTS actuator with the first connecting plate;
and a screw is connected to the second connecting hole of the second connecting plate, and the screw connects the loading head with the second connecting plate.
7. The MTS test loading tool for concrete filled steel tubes according to claim 2, wherein four adjusting rods are provided, the first connecting plate and the second connecting plate are both square plate-shaped structures, and two ends of each four adjusting rods are respectively connected to the periphery of the first connecting plate and the periphery of the second connecting plate.
8. The MTS test loading tool for concrete filled steel tubes according to claim 1, wherein the loading head is a concentrated load loading head, a carrier plate of the concentrated load loading head is attached to one side of the second connecting plate, and a load pressing joint extends out of one side of the carrier plate facing away from the second connecting plate.
9. The MTS test loading tool for concrete filled steel tubes according to claim 1, wherein the loading head is a two-point load loading head, a carrier plate of the two-point load loading head is attached to one side of the second connecting plate, and two load press joints extend towards one side facing away from the second connecting plate.
10. The MTS test loading tool for concrete filled steel tubes according to claim 1, wherein the loading heads are uniformly distributed loading heads, a carrier plate of the uniformly distributed loading heads is attached to one side of the second connecting plate, a connecting rod extends out of one side, facing away from the second connecting plate, of the carrier plate, and a plane pressing joint is arranged at one end, facing away from the carrier plate, of the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320706849.5U CN220104674U (en) | 2023-03-31 | 2023-03-31 | MTS test loading tool for concrete filled steel tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320706849.5U CN220104674U (en) | 2023-03-31 | 2023-03-31 | MTS test loading tool for concrete filled steel tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104674U true CN220104674U (en) | 2023-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320706849.5U Active CN220104674U (en) | 2023-03-31 | 2023-03-31 | MTS test loading tool for concrete filled steel tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104674U (en) |
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2023
- 2023-03-31 CN CN202320706849.5U patent/CN220104674U/en active Active
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