CN219863004U - Counterforce device for anchor rod pulling-resistant test - Google Patents
Counterforce device for anchor rod pulling-resistant test Download PDFInfo
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- CN219863004U CN219863004U CN202321159259.1U CN202321159259U CN219863004U CN 219863004 U CN219863004 U CN 219863004U CN 202321159259 U CN202321159259 U CN 202321159259U CN 219863004 U CN219863004 U CN 219863004U
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- mounting cavity
- internal thread
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- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000007586 pull-out test Methods 0.000 claims 4
- 238000009434 installation Methods 0.000 abstract description 8
- 238000012876 topography Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a counterforce device for an anchor rod pulling resistance test, which comprises: the support plates are arranged in two groups and symmetrically; the telescopic mechanism comprises a mounting cavity, a threaded rod, an internal thread sleeve, a knob and a supporting block, wherein the mounting cavity is formed in the supporting plate, the bottom of the mounting cavity is communicated with the outside of the supporting plate, the threaded rod is rotatably mounted at the top of the inner side of the mounting cavity, the upper end of the threaded rod penetrates through the supporting plate to extend to the outside of the supporting plate, the knob is fixedly mounted, the external wall thread of the threaded rod is connected with the internal thread sleeve, the internal thread sleeve is slidably mounted with the inner wall of the mounting cavity, and the supporting block is fixedly mounted at one end of the internal thread sleeve; the angle adjusting mechanism is arranged on one side of the supporting plate. Through foretell telescopic machanism, can adjust the extension of every supporting shoe alone, make the device can steadily place on the pothole installation face, can be applicable to the ground of most topography, guarantee the steady use of device, the flexibility when improving the device and using.
Description
Technical Field
The utility model relates to the technical field of anchor rod pulling resistance tests, in particular to a counterforce device for an anchor rod pulling resistance test.
Background
In the anchor rod installation construction, in order to know the construction quality, an anchor rod pulling resistance test is required. In the prior art, as the support crossbeam counterforce device of stock resistance to plucking test of publication number CN207348113U, the device includes instrument anchor, through jack, backing plate and girder that follow stock axial direction top-down set gradually, and the device still includes counterforce support, displacement measuring instrument, benchmark stake and benchmark roof beam, counterforce support two, all place on bed course or subaerial, the girder bearing is on two counterforce supports, the upper end of stock from bottom to top in proper order follow the center department of girder, backing plate, through jack and instrument anchor pass, instrument anchor clamp anchor, benchmark stake and benchmark roof beam all are located the below of girder, and in the bed course or the geotechnical layer were beaten to the benchmark stake was beaten into to the benchmark roof beam, and displacement measuring instrument's gauge stand is installed on the benchmark roof beam, the stock still is provided with the measurement piece of plucking at the body of rod that is located between girder and bed course or the subaerial. The device makes stock resistance to plucking test more have engineering practicality.
The support beam counterforce device for the anchor rod anti-pulling test cannot adjust the height of the counterforce support when in use, and cannot enable the device to be stably placed on the ground when some pothole floors are erected, so that the normal use of the device is affected.
Disclosure of Invention
The utility model aims to provide a counterforce device for an anchor rod pulling resistance test, which can solve the problem that the device cannot be stably placed on the ground when a plurality of hollow floors are erected, and the normal use of the device is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the counterforce device for the anchor rod pulling resistance test comprises two groups of support plates, a telescopic mechanism and an angle adjusting mechanism, wherein the support plates are symmetrically arranged; the telescopic mechanism is arranged in the supporting plate and comprises a mounting cavity, a threaded rod, an internal thread sleeve, a knob and a supporting block, the mounting cavity is formed in the supporting plate, the bottom of the mounting cavity is communicated with the outside of the supporting plate, the threaded rod is rotatably arranged at the top of the inner side of the mounting cavity, the upper end of the threaded rod penetrates through the supporting plate to extend to the outside of the supporting plate, the knob is fixedly arranged, the external wall thread of the threaded rod is connected with the internal thread sleeve, the internal thread sleeve is slidably arranged with the inner wall of the mounting cavity, and the supporting block is fixedly arranged at one end of the internal thread sleeve; the angle adjusting mechanism is arranged on one side of the supporting plate and used for adjusting the angle of the device, so that the device can perform an anti-pulling experiment on an anchor rod which is not vertically inserted into the ground.
Preferably, the angle modulation mechanism comprises a first hinging block, an oil cylinder, a connecting block, a second hinging block and a mounting plate, wherein the first hinging block is fixedly arranged on the adjacent sides of the two groups of supporting plates respectively, the oil cylinder is hinged on the first hinging block, the connecting block is fixedly arranged at the free end of the oil cylinder, the second hinging blocks which are symmetrical in two groups are fixedly arranged at the bottom of the mounting plate, and the mounting plate is hinged with one side of the connecting block through the second hinging block, so that the inclination angle of the penetrating jack is adjusted according to actual conditions, the device can perform an anti-pulling experiment on an anchor rod which is obliquely inserted into the ground, and the usability and practicability of the device are improved.
Preferably, the bottom of the supporting block is provided with an anti-slip pad.
Preferably, the upper part of the mounting plate is provided with a rod passing opening penetrating up and down, and the top of the mounting plate is fixed with a mounting frame.
Preferably, the inside joint of mounting bracket is installed and is worn the heart jack, wears the top of heart jack and is provided with the fixed block.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The counterforce device for the anchor rod pulling resistance test can be used by matching the installation cavity, the threaded rod, the internal thread sleeve, the knob and the supporting blocks, and the extending length of each supporting block can be independently adjusted, so that the device can be stably placed on a pothole installation surface, can be suitable for the ground of most terrains, ensures the stable use of the device and improves the flexibility of the device during use.
(2) The counter-force device for the anchor rod pulling resistance test is characterized in that the inclination angle of the penetrating jack is adjusted according to actual conditions through the cooperation of the first hinging block, the oil cylinder, the connecting block, the second hinging block and the mounting plate, so that the device can conduct pulling resistance experiments on the anchor rod which is obliquely inserted into the ground, and the usability and the practicability of the device are improved.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the portion A of the present utility model;
fig. 3 is an enlarged view of the portion B of the present utility model.
Reference numerals: 1. a support plate; 2. a telescoping mechanism; 201. a mounting cavity; 202. a threaded rod; 203. an internally threaded sleeve; 204. a knob; 205. a support block; 3. an angle adjusting mechanism; 301. a first hinge block; 302. an oil cylinder; 303. a connecting block; 304. a second hinge block; 305. a mounting plate; 4. a mounting frame; 5. a rod passing opening; 6. a center-penetrating jack; 7. and a fixed block.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the counterforce device for the anchor rod pulling resistance test comprises a support plate 1, a telescopic mechanism 2 and an angle adjusting mechanism 3, wherein the support plate 1 is provided with two groups and is symmetrically placed; the telescopic mechanism 2 is arranged in the supporting plate 1, the telescopic mechanism 2 comprises a mounting cavity 201, a threaded rod 202 and an internal thread sleeve 203, the threaded rod 202 is rotated, the internal thread sleeve 203 is driven to slide up and down in the internal thread sleeve 203 through the limit of the mounting cavity 201, and the device can be suitable for various uneven floors; the angle adjusting mechanism 3 is arranged on one side of the supporting plate 1, and the angle adjusting mechanism 3 is used for adjusting the angle of the device, so that the device can perform an anti-pulling experiment on an anchor rod which is not vertically inserted into the ground.
The telescopic mechanism 2 further comprises a knob 204 and supporting blocks 205, the inside of the supporting plate 1 is provided with a mounting cavity 201, the bottom of the mounting cavity 201 is communicated with the outside of the supporting plate 1, the inner top of the mounting cavity 201 is rotationally provided with a threaded rod 202, the upper end of the threaded rod 202 penetrates through the supporting plate 1 to extend to the outside of the supporting plate 1, the knob 204 is fixedly arranged, the outer wall of the threaded rod 202 is in threaded connection with an inner threaded sleeve 203, the inner threaded sleeve 203 is slidably arranged with the inner wall of the mounting cavity 201, one end of the inner threaded sleeve 203 is fixedly provided with the supporting blocks 205, the extending length of each supporting block 205 can be independently adjusted, the device can be stably placed on the ground, the device can be suitable for the ground of most terrains, the stable use of the device is ensured, and the flexibility of the device in use is improved.
The angle adjusting mechanism 3 comprises a first hinging block 301, an oil cylinder 302, a connecting block 303, a second hinging block 304 and a mounting plate 305, wherein the first hinging block 301 is fixedly arranged on the adjacent sides of the two groups of supporting plates 1 respectively, the oil cylinder 302 is hinged on the first hinging block 301, the connecting block 303 is fixedly arranged at the free end of the oil cylinder 302, the two groups of symmetrical second hinging blocks 304 are fixedly arranged at the bottom of the mounting plate 305, the mounting plate 305 is hinged with one side of the connecting block 303 through the second hinging block 304, and the inclination angle of the penetrating jack 6 is adjusted according to actual conditions, so that the device can perform a pulling-resistant experiment on an anchor rod obliquely inserted into the ground, and the usability and practicability of the device are improved.
The bottom of the support block 205 is provided with a non-slip mat.
The upper portion of mounting panel 305 has seted up the pole mouth 5 that runs through from top to bottom, and the top of mounting panel 305 is fixed with mounting bracket 4.
The inside joint of mounting bracket 4 is installed and is worn heart jack 6, and the top of heart jack 6 is provided with fixed block 7.
Working principle: when the device is used, the device is placed above the anchor rod to be subjected to the anti-pulling experiment, the anchor rod passes through the rod opening 5, the knob 204 is held by hand to rotate the threaded rod 202, the internal thread sleeve 203 is driven to slide on the inner wall of the installation cavity 201, the extending length of each supporting block 205 is independently adjusted according to the leveling condition of the test ground, the device can be stably placed, the penetrating jack 6 is clamped and installed in the installation frame 4, the anchor rod passes through the penetrating jack 6 and is fixed with the fixed block 7, the penetrating jack 6 is opened to perform the anti-pulling experiment, data are recorded, when the anchor rod inserted obliquely is encountered, the oil cylinder 302 is opened to stretch out and draw back, the installation plate 305 is driven to rotate, and the inclination angle of the installation plate 305 is adjusted, so that a straight line can be kept all the time among the penetrating jack 6, the fixed block 7 and the anchor rod.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (5)
1. Reaction device of stock resistance to plucking test, its characterized in that includes:
the support plates are arranged in two groups and symmetrically;
the telescopic mechanism comprises a mounting cavity, a threaded rod, an internal thread sleeve, a knob and a supporting block, wherein the mounting cavity is formed in the supporting plate, the bottom of the mounting cavity is communicated with the outside of the supporting plate, the threaded rod is rotatably mounted at the top of the inner side of the mounting cavity, the upper end of the threaded rod penetrates through the supporting plate to extend to the outside of the supporting plate, the knob is fixedly mounted, the external wall thread of the threaded rod is connected with the internal thread sleeve, the internal thread sleeve is slidably mounted with the inner wall of the mounting cavity, and the supporting block is fixedly mounted at one end of the internal thread sleeve;
the angle adjusting mechanism is arranged on one side of the supporting plate.
2. The reaction force device for an anchor rod pullout test according to claim 1, wherein: the angle adjusting mechanism comprises a first hinging block, an oil cylinder, a connecting block, a second hinging block and a mounting plate, wherein the first hinging block is fixedly arranged on the adjacent sides of the two groups of supporting plates respectively, the oil cylinder is hinged on the first hinging block, the connecting block is fixedly arranged at the free end of the oil cylinder, the two groups of symmetrical second hinging blocks are fixedly arranged at the bottom of the mounting plate, and the mounting plate is hinged with one side of the connecting block through the second hinging block.
3. A reaction force device for an anchor rod pullout test according to claim 1 or 2, wherein: the bottom of the supporting block is provided with an anti-slip pad.
4. A reaction force device for an anchor rod pullout test according to claim 2, wherein: the mounting plate is provided with a rod passing opening penetrating through the mounting plate from top to bottom, and the top of the mounting plate is fixedly provided with a mounting frame.
5. The reaction force device for an anchor rod pullout test of claim 4, wherein: the inside joint of mounting bracket is installed and is worn the heart jack, wears the top of heart jack and is provided with the fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321159259.1U CN219863004U (en) | 2023-05-12 | 2023-05-12 | Counterforce device for anchor rod pulling-resistant test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321159259.1U CN219863004U (en) | 2023-05-12 | 2023-05-12 | Counterforce device for anchor rod pulling-resistant test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219863004U true CN219863004U (en) | 2023-10-20 |
Family
ID=88334733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321159259.1U Active CN219863004U (en) | 2023-05-12 | 2023-05-12 | Counterforce device for anchor rod pulling-resistant test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219863004U (en) |
-
2023
- 2023-05-12 CN CN202321159259.1U patent/CN219863004U/en active Active
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