CN217678976U - Free end fixing device for compression load test reference beam - Google Patents
Free end fixing device for compression load test reference beam Download PDFInfo
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- CN217678976U CN217678976U CN202221494785.9U CN202221494785U CN217678976U CN 217678976 U CN217678976 U CN 217678976U CN 202221494785 U CN202221494785 U CN 202221494785U CN 217678976 U CN217678976 U CN 217678976U
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Abstract
The utility model belongs to the technical field of benchmark roof beam load test, a resistance to compression load test benchmark roof beam free end fixing device is related to, including first backup pad and second backup pad, the equal fixedly connected with quantity in the outside of first backup pad and second backup pad is two handles, the upper end of first backup pad and second backup pad is provided with spacing subassembly, benchmark roof beam main part has been placed to the inboard of spacing subassembly, spacing subassembly includes the first spacing frame of the upper end fixed connection of one end and second backup pad, the mounting groove has been seted up to the upper end of first spacing frame. This resistance to compression load test benchmark roof beam free end fixing device makes benchmark roof beam main part can be stably placed and experimental in first spacing and the spacing of second, and fixes the back with the one end of benchmark roof beam main part through dog and stopper, can satisfy the standard regulation that benchmark roof beam one end is fixed and the other end is free, reaches and places stable effect, improves experimental accuracy.
Description
Technical Field
The application relates to the technical field of reference beam load tests, in particular to a free end fixing device of a compression load test reference beam.
Background
The load test is an in-situ test for applying a vertical load to a foundation through a bearing plate on a natural foundation and observing the deformation and strength rules of the ground foundation soil to be researched, and a test pit is excavated at an experimental point before the test.
In foundation engineering, a load test is usually carried out on a reference beam to detect the compression resistance of the reference beam, but in the existing load test process, field resources are usually utilized to fixedly place the reference beam, such as sand piles, bricks and the like, and the standard regulation that one end of the reference beam is fixed and the other end of the reference beam is free cannot be met, so that the reference beam is not stable enough when placed, and the test accuracy is influenced.
SUMMERY OF THE UTILITY MODEL
To prior art's not enough, this application provides resistance to compression load test reference beam free end fixing device, possesses and places advantages such as stability, has solved and has placed the problem stable inadequately.
In order to achieve the above purpose, the present application provides the following technical solutions: the free end fixing device for the compression load test reference beam comprises a first supporting plate and a second supporting plate, wherein two handles are fixedly connected to the outer sides of the first supporting plate and the second supporting plate, a limiting assembly is arranged at the upper end parts of the first supporting plate and the second supporting plate, and a reference beam main body is placed on the inner side of the limiting assembly;
spacing subassembly includes the first spacing of the upper end fixed connection of one end and second backup pad, the mounting groove has been seted up to the upper end of first spacing, the inboard articulated telescopic link that has one end to run through and extend to the first spacing outside of mounting groove, the telescopic link is located the one end fixedly connected with connecting block in the first spacing outside, fixedly connected with connection extension spring between the outside of telescopic link and the inboard of connecting block, the inboard fixedly connected with one end of connecting block extends to the stopper of first spacing inside, the inboard fixedly connected with of connecting block is located the dog in the telescopic link outside, the first anodal magnet of upper end fixedly connected with of first spacing, the spacing of upper end fixedly connected with second of first backup pad, the spacing first anodal magnet of upper end fixedly connected with second of second.
Through adopting above-mentioned technical scheme, benchmark roof beam main part can be stably placed and test in first spacing and the spacing of second, and fix the back with the one end of benchmark roof beam main part through dog and stopper, can satisfy the fixed standard regulation of just the other end is free of benchmark roof beam one end, reaches to place stable effect.
Further, the telescopic link comprises a sleeve bin and a slide bar sliding in the sleeve bin, the slide bar is T-shaped, the T-shaped end of the slide bar is positioned on the inner side of the sleeve bin, and the other end of the slide bar penetrates through and extends to the outer side of the sleeve bin and is fixedly connected with the connecting block.
Through adopting above-mentioned technical scheme, make the connecting block by the pulling back, can stretch out and draw back through the telescopic link.
Furthermore, the first limiting frame and the second limiting frame are both U-shaped, a groove is formed in one end, far away from the mounting groove, of the first limiting frame, and the specification of the groove is matched with that of the front side and the rear side of the stop block.
Through adopting above-mentioned technical scheme, make the dog rotate the back along with the telescopic link, can extend to the recess inboard.
Furthermore, a limiting groove is formed in the outer side of the first limiting frame, and the specification of the limiting groove is matched with that of the limiting block.
Through adopting above-mentioned technical scheme, make the stopper extend to spacing inslot after, can carry out spacing fixed to the telescopic link.
Furthermore, the upper end of the second support plate is provided with two first connecting grooves, and the inner side of each first connecting groove is fixedly connected with a first negative magnet positioned on the second support plate.
Through adopting above-mentioned technical scheme, make first negative pole magnet can attract mutually with second positive pole magnet.
Further, the upper end of first backup pad is seted up quantity and is two second spread groove, the inboard fixedly connected with of second spread groove is located the second negative pole magnet on the first backup pad.
Through adopting above-mentioned technical scheme, make second negative pole magnet can attract mutually with first positive pole magnet.
Furthermore, the first limiting frame is matched with the first connecting groove in specification, and the first limiting frame is matched with the second limiting frame in specification.
Through adopting above-mentioned technical scheme, make first spacing can extend to the second spread groove in, the spacing of second can extend to first spread groove in.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. this resistance to compression load test benchmark roof beam free end fixing device through the cooperation of first backup pad, second backup pad, first spacing and the spacing of second, makes the benchmark roof beam main part can be stably placed and is tested in first spacing and the spacing of second, and fixes the back with the one end of benchmark roof beam main part through dog and stopper, can satisfy the fixed standard regulation of just the other end freedom of benchmark roof beam one end, reaches and places stable effect, improves experimental accuracy.
2. This resistance to compression load test benchmark roof beam free end fixing device through the cooperation of first spread groove and second spread groove, makes the spacing frame of second extend to first spread groove in, makes second positive pole magnet and first negative pole magnet inhale mutually, and places first spacing frame to the second spread groove in, makes first positive pole magnet and second negative pole magnet inhale the back mutually, makes things convenient for overlapping of first backup pad and second backup pad to accomodate.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a left side view of a second support plate structure according to the present application;
fig. 3 is a left side view of the first support plate structure of the present application.
In the figure: the first supporting plate of 1, 2 second supporting plates, 3 handle, 4 spacing subassemblies, 41 first spacing, 42 spacing piece, 43 connecting block, 44 connection extension spring, 45 dog, 46 telescopic link, 47 first positive pole magnet, 48 mounting grooves, 49 first connecting groove, 410 first negative pole magnet, 411 second spacing, 412 second positive pole magnet, 413 second connecting groove, 414 second negative pole magnet, 5 benchmark roof beam main parts.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, the device for fixing the free end of the reference beam in the compressive load test in the embodiment includes a first supporting plate 1 and a second supporting plate 2, two handles 3 are fixedly connected to the outer sides of the first supporting plate 1 and the second supporting plate 2, a limiting component 4 is disposed at the upper end of the first supporting plate 1 and the upper end of the second supporting plate 2, and a reference beam body 5 is disposed inside the limiting component 4.
In this embodiment, the reference beam main body 5 is stably limited by the limiting assemblies 4 on the first supporting plate 1 and the second supporting plate 2, so that the stability of the reference beam main body 5 in the test is improved.
Referring to fig. 2-3, in the present embodiment, the position-limiting component 4 includes a first position-limiting frame 41 having one end fixedly connected to the upper end of the second supporting plate 2, two first connecting slots 49 are formed on the upper end of the second supporting plate 2, and a first negative magnet 410 located on the second supporting plate 2 is fixedly connected to the inner side of the first connecting slots 49.
One end fixedly connected with connecting block 43 that telescopic link 46 is located the first spacing 41 outside, fixedly connected with is connected extension spring 44 between the outside of telescopic link 46 and the inboard of connecting block 43, connect extension spring 44 cover and locate the slide bar of telescopic link 46 outside, the tip of connecting extension spring 44 is fixed with the cover storehouse of telescopic link 46, the inboard fixedly connected with one end of connecting block 43 extends to the inside stopper 42 of first spacing 41, the spacing groove has been seted up in the outside of first spacing 41, the specification of spacing groove and stopper 42's specification phase-match, make stopper 42 extend to the spacing inslot after, can carry out spacing fixed to the benchmark roof beam main part 5 that is located first spacing 41 inboard.
The inboard fixedly connected with of connecting block 43 is located the dog 45 in the telescopic link 46 outside, and the recess is seted up to the one end that mounting groove 48 was kept away from to first spacing 41, and the specification phase-match between the specification of recess and dog 45 front and back both sides makes telescopic link 46 rotate the back, can drive dog 45 and extend to the other end of first spacing 41 inboardly.
First positive magnet 47 of the upper end fixedly connected with of first spacing 41, the spacing of upper end fixedly connected with second 411 of first backup pad 1, quantity is two second spread groove 413 is seted up to the upper end of first backup pad 1, the inboard fixedly connected with of second spread groove 413 is located second negative magnet 414 on first backup pad 1, the specification phase-match of first spacing 41 and first spread groove 49, the specification phase-match of first spacing 41 and second spacing 411, it is inboard to make first spacing 41 extend to second spread groove 413, and the spacing inboard that second 411 can extend to first spread groove 49.
The first stopper 41 and the second stopper 411 are U-shaped, the reference beam body 5 is slidably connected to the inner sides of the first stopper 41 and the second stopper 411, and the second positive magnet 412 is fixedly connected to the upper end of the second stopper 411.
In this embodiment, the reference beam main body 5 can be stably placed in the first and second limiting frames 41 and 411 for testing, and after the one end of the reference beam main body 5 is fixed by the stopper 45 and the limiting block 42, the standard regulation that one end of the reference beam is fixed and the other end is free can be satisfied, so that the stable placing effect is achieved.
The working principle of the above embodiment is as follows:
after the telescopic rod 46 is driven to stretch out and draw back through the pulling connecting block 43, the limiting block 42 can be driven to separate from the first limiting frame 41, the reference beam main body 5 can be stably placed in the first limiting frame 41 and the second limiting frame 411 for measurement, the pulling connecting block 43 is used for driving the limiting block 42 to extend to the limiting groove, one end of the reference beam main body 5 can be fixed on the inner side of the first limiting frame 41, the specification that one end of the reference beam main body 5 is fixed and the other end of the reference beam main body is free can be met, the contact area between the reference beam main body 5 and the ground can be increased through the first supporting plate 1 and the second supporting plate 2, the first limiting frame 41 and the second limiting frame 411 can be stably limited for the reference beam main body 5, the stable placing effect can be achieved, and the testing accuracy is improved.
The second limiting frame 411 is inverted, so that the second limiting frame 411 can extend into the first connecting groove 49, the second positive magnet 412 and the first negative magnet 410 are attracted, the first limiting frame 41 and the second connecting groove 413 are placed, the first positive magnet 47 and the second negative magnet 414 are attracted, the first support plate 1 and the second support plate 2 can be conveniently overlapped and stored, and the space occupation area of the first support plate 1, the second support plate 2, the first limiting frame 41 and the second limiting frame 411 when the first support plate is not used is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Resistance to compression load test benchmark roof beam free end fixing device, including first backup pad (1) and second backup pad (2), its characterized in that: the outer sides of the first supporting plate (1) and the second supporting plate (2) are fixedly connected with two handles (3), the upper ends of the first supporting plate (1) and the second supporting plate (2) are provided with limiting assemblies (4), and the reference beam main body (5) is placed on the inner sides of the limiting assemblies (4);
spacing subassembly (4) include the first spacing (41) of the upper end fixed connection of one end and second backup pad (2), mounting groove (48) have been seted up to the upper end of first spacing (41), the inboard of mounting groove (48) articulates there is telescopic link (46) that one end runs through and extends to the first spacing (41) outside, telescopic link (46) are located one end fixedly connected with connecting block (43) in the first spacing (41) outside, fixedly connected with extension spring (44) between the outside of telescopic link (46) and the inboard of connecting block (43), the inboard fixedly connected with one end of connecting block (43) extends to stopper (42) inside first spacing (41), the inboard fixedly connected with of connecting block (43) is located dog (45) in the telescopic link (46) outside, the first anodal magnet (47) of the upper end fixedly connected with of first spacing (41), the upper end fixedly connected with second spacing (411) of first backup pad (1), the last end fixedly connected with anodal magnet (412) of second spacing (411).
2. The free end fixing device of the compression load test reference beam as recited in claim 1, characterized in that: the telescopic link (46) comprises a sleeve bin and a sliding rod sliding in the sleeve bin, the sliding rod is T-shaped, the T-shaped end of the sliding rod is positioned on the inner side of the sleeve bin, and the other end of the sliding rod penetrates through and extends to the outer side of the sleeve bin and is fixedly connected with the connecting block (43).
3. The fixed device of the free end of the compression load test reference beam of claim 1, characterized in that: the first limiting frame (41) and the second limiting frame (411) are both U-shaped, a groove is formed in one end, far away from the mounting groove (48), of the first limiting frame (41), and the specification of the groove is matched with that of the front side and the rear side of the stop block (45).
4. The free end fixing device of the compression load test reference beam as recited in claim 1, characterized in that: the outer side of the first limiting frame (41) is provided with a limiting groove, and the specification of the limiting groove is matched with that of the limiting block (42).
5. The free end fixing device of the compression load test reference beam as recited in claim 1, characterized in that: the upper end of the second supporting plate (2) is provided with two first connecting grooves (49), and the inner side of each first connecting groove (49) is fixedly connected with a first negative magnet (410) located on the second supporting plate (2).
6. The free end fixing device of the compression load test reference beam as recited in claim 1, characterized in that: the second connecting groove (413) that quantity is two are seted up to the upper end of first backup pad (1), the inboard fixedly connected with of second connecting groove (413) is located second negative pole magnet (414) on first backup pad (1).
7. The free end fixing device of the compression load test reference beam as recited in claim 5, wherein: the first limiting frame (41) is matched with the first connecting groove (49) in specification, and the first limiting frame (41) is matched with the second limiting frame (411) in specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221494785.9U CN217678976U (en) | 2022-06-16 | 2022-06-16 | Free end fixing device for compression load test reference beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221494785.9U CN217678976U (en) | 2022-06-16 | 2022-06-16 | Free end fixing device for compression load test reference beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217678976U true CN217678976U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221494785.9U Active CN217678976U (en) | 2022-06-16 | 2022-06-16 | Free end fixing device for compression load test reference beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217678976U (en) |
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2022
- 2022-06-16 CN CN202221494785.9U patent/CN217678976U/en active Active
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