CN211340889U - Static load detection device - Google Patents
Static load detection device Download PDFInfo
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- CN211340889U CN211340889U CN201922062056.0U CN201922062056U CN211340889U CN 211340889 U CN211340889 U CN 211340889U CN 201922062056 U CN201922062056 U CN 201922062056U CN 211340889 U CN211340889 U CN 211340889U
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- static load
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Abstract
The utility model belongs to the technical field of pile foundation check out test set and specifically relates to a static load capacity detection device is related to, including test stake, set up jack and the support frame of setting on the jack on the test stake, be provided with displacement detection device on the test stake, displacement detection device butt is provided with the benchmark frame in the upper surface of test stake, one side of test stake, is provided with in the benchmark frame to be used for carrying out the adjusting device of altitude mixture control to displacement detection device, and adjusting device is connected with displacement detection device. Through being provided with displacement detection device on the test stake, be provided with the benchmark frame in one side of test stake simultaneously, be provided with adjusting device on the benchmark frame, adjust displacement detection device's height through adjusting device, make displacement detection device's length can satisfy mechanical loading's demand, artifical low in labor strength.
Description
Technical Field
The utility model belongs to the technical field of pile foundation check out test set and specifically relates to a static load capacity detection device is related to.
Background
The existing static load testing device refers to a testing method which respectively applies axial pressure and axial uplift force on a pile top step by step or applies horizontal force at a position with consistent elevation of the bottom surface of a pile foundation bearing platform according to the using function of a pile, observes the settlement, uplift displacement or horizontal displacement of a corresponding detection point of the pile along with time, and judges the corresponding vertical compression bearing capacity of a single pile, the vertical uplift bearing capacity of the single pile or the horizontal bearing capacity of the single pile according to the relation (namely a Q-S curve) of load and displacement.
The current chinese patent with publication number CN208430540U discloses a self-balancing movable foundation static load test bench, including the reaction frame, in operation, the manual work rotates the action wheel, drive the hold-in range motion, the hold-in range drives pulley and jack rotation, thereby drive from the driving wheel motion, the jack card is in the screens piece that clay foundation top corresponds, pressurize to the jack in grades through the hydraulic pump, the jack loads to displacement sensor and load plate in grades, load plate biography power to clay foundation, obtain experimental data through displacement sensor, measure the bearing capacity of clay foundation.
The above prior art solutions have the following drawbacks: this self-balancing movable ground static load laboratory bench can carry out effectual static load test, but in the experimentation, the settlement of the ground that needs to measure has unpredictability, and when the settlement volume of ground is great, unsatisfied the stop loading again, when displacement sensor's length does not satisfy mechanical loading's demand, needs the manual work to remove displacement sensor, and artifical intensity of labour is big, consequently, needs improve it.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, one of the purposes of the utility model is to provide a quiet load detection device, it is through being provided with displacement detection device on the test stake, is provided with the benchmark frame in one side of test stake simultaneously, is provided with adjusting device on the benchmark frame, adjusts displacement detection device's height through adjusting device, makes displacement detection device's length can satisfy mechanical loading's demand, artifical low in labor strength.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a static load detection device, includes test stake, sets up jack and the support frame of setting on the jack on the test stake, be provided with displacement detection device on the test stake, displacement detection device butt in the upper surface of test stake, one side of test stake is provided with the benchmark frame, be provided with the adjusting device who is used for carrying out altitude mixture control to displacement detection device in the benchmark frame, and adjusting device is connected with displacement detection device.
Through adopting above-mentioned technical scheme, when needing to carry out the static load and detect the experiment, start the jack, the flexible end of jack can apply decurrent effort to the test stake, through the upper surface with displacement detection device butt at the test stake, can be when jack increases the load to the test stake step by step, detect the settlement volume of test stake, thereby can obtain accurate test data, adjust displacement detection device's height through adjusting device simultaneously, make displacement detection device's length can satisfy mechanical loading's demand, artifical low in labor strength.
The present invention may be further configured in a preferred embodiment as: the displacement detection device comprises a magnetic seat, a support and a displacement sensor, wherein the magnetic seat is fixedly arranged on the adjusting device, the support is fixedly arranged on the magnetic seat, the displacement sensor is arranged on the support, the displacement sensor is vertically arranged, and the bottom end of the displacement sensor is abutted to the lower surface of the test pile.
Through adopting above-mentioned technical scheme, through placing the magnetism seat on adjusting device to make magnetism seat and adjusting device attract mutually and fix, then set up displacement sensor on the support, and make displacement sensor's bottom butt on the lower surface of test stake, measure the subsidence of test stake, the simple operation through displacement sensor.
The present invention may be further configured in a preferred embodiment as: the support includes bracing piece and connecting piece, the bracing piece is fixed to be set up on the magnetism seat, the connecting piece cover is located on the bracing piece, be provided with the clamping part on the connecting piece, displacement sensor wears to locate in the clamping part, and displacement sensor is vertical setting in the clamping part.
Through adopting above-mentioned technical scheme, the bracing piece is fixed to be set up on the magnetism seat, and on the bracing piece was located to the connecting piece cover, installed displacement sensor through the mode of wearing to establish displacement sensor in the clamping part to make displacement sensor can vertical setting, thereby make displacement sensor's installation and dismantlement more convenient.
The present invention may be further configured in a preferred embodiment as: and a reference plate is fixed between the displacement sensor and the test pile, the upper surface of the reference plate is abutted against the bottom end of the displacement sensor, and the lower surface of the reference plate is abutted against the upper surface of the test pile.
Through adopting above-mentioned technical scheme, through the setting of benchmark board, make displacement sensor can be measured more accurate, avoid because the upper surface unevenness of test stake, when leading to the displacement sensor installation, the butt detects at the different departments of test stake, and the data that detect produce the error.
The present invention may be further configured in a preferred embodiment as: the adjusting device comprises a driving device, a rotating screw and a sliding block, the driving device is fixedly arranged on the reference frame, a first bevel gear is coaxially fixed on an output shaft of the driving device, a second bevel gear is arranged on the first bevel gear, the first bevel gear is meshed with the second bevel gear, the rotating screw penetrates through the second bevel gear, the rotating screw is fixedly connected with the second bevel gear, the rotating screw is in running fit with the reference frame, the sliding block is sleeved on the rotating screw, the sliding block is in threaded connection with the rotating screw, the sliding block is in sliding fit with the reference frame, and the magnetic seat is fixedly arranged on the sliding block.
Through adopting above-mentioned technical scheme, when needing to adjust displacement sensor's vertical height, start drive arrangement, drive first bevel gear and rotate, drive second bevel gear and rotate, during second bevel gear rotates, can drive and rotate the screw rod rotation to drive the slider and slide in the benchmark frame, drive the magnetic base and go up and down, can realize adjusting displacement sensor's vertical height, the simple operation.
The present invention may be further configured in a preferred embodiment as: the medial surface of benchmark frame has seted up the spout, the slider inlays in the spout, and slider and spout sliding fit.
Through adopting above-mentioned technical scheme, through the setting of spout, when making the slider move under the drive that rotates the screw rod, only can carry out ascending slip of vertical side in the spout, avoid the slider to carry out rotary motion under the drive that rotates the screw rod to lead to displacement sensor can't measure the settlement volume of test stake.
The present invention may be further configured in a preferred embodiment as: the rotating screw rod is sleeved with a bearing, and the bearing is fixedly arranged on the reference frame.
Through adopting above-mentioned technical scheme, the cover is equipped with the bearing on the rotation screw rod, through the setting of bearing, makes the rotation screw rod when the benchmark frame internal rotation, and the frictional force between the benchmark frame is littleer to the rotation efficiency that makes the rotation screw rod is higher.
The present invention may be further configured in a preferred embodiment as: and universal wheels are fixedly arranged on the reference frame.
Through adopting above-mentioned technical scheme, through the setting of universal wheel, the user slides through the universal wheel in to the benchmark frame use, when needing to remove or adjust the benchmark frame, makes the removal of benchmark frame more convenient.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the displacement detection device is arranged on the test pile, the reference frame is arranged on one side of the test pile, the adjusting device is arranged on the reference frame, and the height of the displacement detection device is adjusted through the adjusting device, so that the length of the displacement detection device can meet the requirement of mechanical loading, and the manual labor intensity is low;
2. the support rod is fixedly arranged on the magnetic seat, the connecting piece is sleeved on the support rod, the displacement sensor is installed in a mode that the displacement sensor is arranged in the clamping part in a penetrating mode, and the displacement sensor can be vertically arranged, so that the displacement sensor is more convenient to install and disassemble;
3. through fixed the setting on the benchmark frame with drive arrangement, when needing to adjust displacement sensor's vertical height, start drive arrangement, drive first bevel gear and rotate, drive second bevel gear and rotate, during second bevel gear rotates, can drive and rotate the screw rod and rotate to drive the slider and slide in the benchmark frame, drive the magnetic base and go up and down, can realize adjusting displacement sensor's vertical height, the simple operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view showing the structure of the centering device;
fig. 3 is a partially enlarged view of a portion a in fig. 2.
Reference numerals: 1. testing the pile; 2. a jack; 3. a support frame; 4. a displacement detection device; 41. a magnetic base; 42. a support; 421. a support bar; 422. a connecting member; 423. a clamping portion; 43. a displacement sensor; 5. a reference frame; 51. a chute; 52. a universal wheel; 6. an adjustment device; 61. a drive device; 62. rotating the screw; 63. a slider; 64. a first bevel gear; 65. a second bevel gear; 66. a bearing; 7. a reference plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a static load detection device, including test stake 1, set up jack 2 on test stake 1 and set up support frame 3 on jack 2, jack 2 and 3 fixed connection of support frame are provided with displacement detection device 4 on test stake 1, 4 butt of displacement detection device in the upper surface of test stake 1. When needs carry out the static load and detect the experiment, start jack 2, jack 2's flexible end can exert decurrent effort to test stake 1, through with displacement detection device 4 butt at the upper surface of test stake 1, can detect the settlement volume of test stake 1 when jack 2 increases the load to test stake 1 step by step to can obtain accurate test data.
Referring to fig. 1 and 2, a reference frame 5 is disposed on one side of the test pile 1, an adjusting device 6 for adjusting the height of the displacement detecting device 4 is disposed in the reference frame 5, and the adjusting device 6 is connected to the displacement detecting device 4. The height of the displacement detection device 4 is adjusted through the adjusting device 6, so that the length of the displacement detection device 4 can meet the requirement of mechanical loading, and the labor intensity is low.
Referring to fig. 1 and 2, the displacement detecting device 4 includes a magnetic base 41, a support 42 and a displacement sensor 43, the magnetic base 41 is fixedly disposed on the adjusting device 6, the support 42 is fixedly disposed on the magnetic base 41, the displacement sensor 43 is disposed on the support 42, the displacement sensor 43 is vertically disposed, and the bottom end of the displacement sensor 43 abuts against the lower surface of the test pile 1. The settlement of the test pile 1 is measured by the displacement sensor 43 by placing the magnetic base 41 on the adjusting device 6 and making the magnetic base 41 and the adjusting device 6 attract each other for fixing, and then arranging the displacement sensor 43 on the bracket 42 and making the bottom end of the displacement sensor 43 abut on the lower surface of the test pile 1. The reference plate 7 is fixed between the displacement sensor 43 and the test pile 1, the upper surface of the reference plate 7 abuts against the bottom end of the displacement sensor 43, and the lower surface of the reference plate 7 abuts against the upper surface of the test pile 1. Through the setting of benchmark board 7, make displacement sensor 43 can be measured more accurate, avoid because the upper surface unevenness of test stake 1, when leading to displacement sensor 43 installation, the butt detects at test stake 1 difference department, and the data that detect produces the error.
Referring to fig. 1 and 2, the bracket 42 includes a support rod 421 and a connecting member 422, the support rod 421 is fixedly disposed on the magnetic base 41, the connecting member 422 is sleeved on the support rod 421, a clamping portion 423 is disposed on the connecting member 422, the displacement sensor 43 is disposed in the clamping portion 423 in a penetrating manner, and the displacement sensor 43 is vertically disposed in the clamping portion 423. Install displacement sensor 43 through the mode of wearing to establish displacement sensor 43 in clamping part 423 to make displacement sensor 43 can vertical setting, thereby make displacement sensor 43's installation and dismantlement more convenient.
Referring to fig. 1 and 3, the adjusting device 6 includes a driving device 61, and a rotating screw 62 and a slider 63, the driving device 61 is fixedly disposed on the reference frame 5, and the driving device 61 can be directly formed by a motor. A first bevel gear 64 is coaxially fixed on an output shaft of the driving device 61, a second bevel gear 65 is arranged on the first bevel gear 64, the first bevel gear 64 is meshed with the second bevel gear 65, a rotating screw 62 penetrates through the second bevel gear 65, the rotating screw 62 is fixedly connected with the second bevel gear 65, the rotating screw 62 is in running fit with the reference frame 5, a sliding block 63 is sleeved on the rotating screw 62, the sliding block 63 is in threaded connection with the rotating screw 62, the sliding block 63 is in sliding fit with the reference frame 5, and the magnetic seat 41 is fixedly arranged on the sliding block 63. When the vertical height of the displacement sensor 43 needs to be adjusted, the driving device 61 is started to drive the first bevel gear 64 to rotate and drive the second bevel gear 65 to rotate, and when the second bevel gear 65 rotates, the rotating screw 62 can be driven to rotate, so that the sliding block 63 is driven to slide in the reference frame 5, the magnetic base 41 is driven to lift, and the vertical height of the displacement sensor 43 can be adjusted.
Referring to fig. 1 and 3, a sliding groove 51 is formed in an inner side surface of the reference frame 5, the slider 63 is embedded in the sliding groove 51, and the slider 63 is in sliding fit with the sliding groove 51. Through the setting of spout 51, when making slider 63 move under the drive that rotates screw rod 62, only can carry out ascending slip of vertical direction in spout 51, avoid slider 63 to carry out rotary motion under the drive that rotates screw rod 62 to lead to displacement sensor 43 can't measure the settlement volume of testing stake 1. The rotating screw 62 is sleeved with a bearing 66, and the bearing 66 is fixedly arranged on the reference frame 5. Through the arrangement of the bearing 66, when the rotating screw 62 rotates in the reference frame 5, the friction force with the reference frame 5 is smaller, so that the rotating efficiency of the rotating screw 62 is higher.
Referring to fig. 1, universal wheels 52 are fixedly provided on the reference frame 5. Through the setting of universal wheel 52, the user slides through universal wheel 52 to the benchmark frame 5 in the use, when needing to remove or adjust benchmark frame 5, makes the removal of benchmark frame 5 more convenient.
The implementation principle of the embodiment is as follows: when needs carry out the static load and detect the experiment, start jack 2, jack 2's flexible end can exert decurrent effort to test stake 1, through with displacement detection device 4 butt at the upper surface of test stake 1, can detect the settlement volume of test stake 1 when jack 2 increases the load to test stake 1 step by step to can obtain accurate test data. When the vertical height of the displacement sensor 43 needs to be adjusted, the driving device 61 is started to drive the first bevel gear 64 to rotate and drive the second bevel gear 65 to rotate, and when the second bevel gear 65 rotates, the rotating screw 62 can be driven to rotate, so that the sliding block 63 is driven to slide in the reference frame 5, the magnetic base 41 is driven to lift, and the vertical height of the displacement sensor 43 can be adjusted.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a static load power detection device, includes test stake (1), sets up jack (2) on test stake (1) and sets up support frame (3) on jack (2), its characterized in that, be provided with displacement detection device (4) on test stake (1), displacement detection device (4) butt in the upper surface of test stake (1), one side of test stake (1) is provided with benchmark frame (5), be provided with in benchmark frame (5) and be used for carrying out height control's adjusting device (6) to displacement detection device (4), and adjusting device (6) are connected with displacement detection device (4).
2. The static load force detection device according to claim 1, wherein the displacement detection device (4) comprises a magnetic seat (41), a support (42) and a displacement sensor (43), the magnetic seat (41) is fixedly arranged on the adjusting device (6), the support (42) is fixedly arranged on the magnetic seat (41), the displacement sensor (43) is arranged on the support (42), the displacement sensor (43) is vertically arranged, and the bottom end of the displacement sensor (43) abuts against the lower surface of the test pile (1).
3. The static load force detection device according to claim 2, wherein the support (42) comprises a support rod (421) and a connector (422), the support rod (421) is fixedly arranged on the magnetic seat (41), the connector (422) is sleeved on the support rod (421), a clamping portion (423) is arranged on the connector (422), the displacement sensor (43) is arranged in the clamping portion (423) in a penetrating manner, and the displacement sensor (43) is vertically arranged in the clamping portion (423).
4. A static load detection device according to claim 3, wherein a reference plate (7) is fixed between the displacement sensor (43) and the test pile (1), and the upper surface of the reference plate (7) abuts against the bottom end of the displacement sensor (43), and the lower surface of the reference plate (7) abuts against the upper surface of the test pile (1).
5. The static load force detection device according to claim 4, wherein the adjusting device (6) comprises a driving device (61), a rotating screw (62) and a sliding block (63), the driving device (61) is fixedly arranged on the reference frame (5), a first bevel gear (64) is coaxially fixed on an output shaft of the driving device (61), a second bevel gear (65) is arranged on the first bevel gear (64), the first bevel gear (64) is meshed with the second bevel gear (65), the rotating screw (62) penetrates through the second bevel gear (65), the rotating screw (62) is fixedly connected with the second bevel gear (65), the rotating screw (62) is in rotating fit with the reference frame (5), the sliding block (63) is sleeved on the rotating screw (62), and the sliding block (63) is in threaded connection with the rotating screw (62), and the sliding block (63) is in sliding fit with the reference frame (5), and the magnetic seat (41) is fixedly arranged on the sliding block (63).
6. The static load force detection device according to claim 5, wherein a sliding groove (51) is formed in an inner side surface of the reference frame (5), the sliding block (63) is embedded in the sliding groove (51), and the sliding block (63) is in sliding fit with the sliding groove (51).
7. The static load force detection device according to claim 6, wherein a bearing (66) is sleeved on the rotating screw rod (62), and the bearing (66) is fixedly arranged on the reference frame (5).
8. A static load detection device according to claim 7, wherein universal wheels (52) are fixedly arranged on the reference frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922062056.0U CN211340889U (en) | 2019-11-25 | 2019-11-25 | Static load detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922062056.0U CN211340889U (en) | 2019-11-25 | 2019-11-25 | Static load detection device |
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| CN211340889U true CN211340889U (en) | 2020-08-25 |
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| CN201922062056.0U Active CN211340889U (en) | 2019-11-25 | 2019-11-25 | Static load detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343101A (en) * | 2020-11-05 | 2021-02-09 | 房磊 | Pile foundation detection counterforce device |
| CN113640123A (en) * | 2021-08-12 | 2021-11-12 | 南通市建设工程质量检测站有限公司 | Pile foundation resistance to plucking static load test device |
-
2019
- 2019-11-25 CN CN201922062056.0U patent/CN211340889U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343101A (en) * | 2020-11-05 | 2021-02-09 | 房磊 | Pile foundation detection counterforce device |
| CN112343101B (en) * | 2020-11-05 | 2021-09-17 | 房磊 | Pile foundation detection counterforce device |
| CN113640123A (en) * | 2021-08-12 | 2021-11-12 | 南通市建设工程质量检测站有限公司 | Pile foundation resistance to plucking static load test device |
| CN113640123B (en) * | 2021-08-12 | 2024-02-13 | 南通市建设工程质量检测站有限公司 | Pile foundation anti-pulling static load test device |
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