CN216948464U - A resistance to compression quality detection device for precast pile - Google Patents
A resistance to compression quality detection device for precast pile Download PDFInfo
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- CN216948464U CN216948464U CN202123027280.XU CN202123027280U CN216948464U CN 216948464 U CN216948464 U CN 216948464U CN 202123027280 U CN202123027280 U CN 202123027280U CN 216948464 U CN216948464 U CN 216948464U
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Abstract
The utility model belongs to the technical field of buildings, and particularly relates to a compression-resistant quality detection device for a precast pile, which comprises a heightening plate and a lifting static pressure mechanism, wherein the lifting static pressure mechanism is arranged at the upper end of the heightening plate, the heightening plate is positioned on a road surface through an anchor pile, and the lifting static pressure mechanism comprises a rack, a controller, a lifting assembly, a reaction plate, a synchronous driving assembly, a static pressure assembly and a pressure monitoring assembly; the device is simple in structure, can detect the compression resistance conditions of precast piles installed on the ground and in a roadbed on site, and is high in detection efficiency and detection quality, so that the safety of building construction is ensured.
Description
Technical Field
The utility model belongs to the technical field of buildings, and particularly relates to a compression-resistant quality detection device for a precast pile.
Background
The precast pile is made of various materials and various forms (such as wooden pile, concrete square pile, prestressed concrete tubular pile, steel pile, etc.) in factory or construction site, and is driven, pressed or vibrated into the soil by pile sinking equipment. The more prefabricated piles adopted in the field of Chinese building construction mainly comprise concrete prefabricated piles and steel piles.
In single pile static tests, the load on the pile is generally provided by a reaction device. The easy-to-use degree of the counterforce device directly influences the test process and result, and the anchor pile counterforce beam device is commonly used. The anchor pile counterforce beam device can be divided into two types according to the difference of counterforce anchors in specific application: the counterforce plate is connected with the anchor pile to provide counterforce, and is commonly called as an anchor pile counterforce beam device; several augers are drilled into the ground to provide counter force with ground anchors, commonly referred to as anchor bar counter force beam devices.
However, in the anchor pile reaction force beam device, once the anchor is made, the distance between the anchor and the reaction force action point cannot be changed, so that the test data is easily distorted by a light person, the test pile is damaged by a heavy person, and the detection cost is too high.
Therefore, the existing equipment for applying load is difficult to or cannot meet the design and use requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a compression-resistant quality detection device for a precast pile.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the pressure-resistant quality detection device for the precast pile comprises a heightening plate and a lifting static pressure mechanism, wherein the lifting static pressure mechanism is arranged at the upper end of the heightening plate, the heightening plate is positioned on a road surface through an anchor pile, and the lifting static pressure mechanism comprises a rack, a controller, a lifting assembly, a reaction plate, a synchronous driving assembly, a static pressure assembly and a pressure monitoring assembly;
the frame sets up on the bed hedgehopping board, two the vertical setting of lifting unit is in the frame, the synchronous drive subassembly is installed in the frame, and the power take off end of synchronous drive subassembly is connected with lifting unit's power input end, the reaction plate level sets up two between lifting unit's the lift end, the vertical setting of static pressure subassembly is in the lower extreme of reaction plate for press the precast pile, the pressure monitoring subassembly sets up the reaction plate upper end, and the upper end of static pressure subassembly presses the pressure monitoring subassembly, the controller is installed in the frame, and synchronous drive subassembly and pressure monitoring subassembly all are connected with the controller.
Preferably, the device also comprises a distance measurement sensing assembly for measuring the pressed sinking distance of the precast pile, wherein the distance measurement sensing assembly comprises a transmitting end and a receiving end, the transmitting end is arranged on the outer wall of the precast pile, the receiving end is arranged on the rack, and the transmitting end and the receiving end are positioned on the same vertical straight line;
the transmitting end and the receiving end are both connected with the controller.
Preferably, each lifting assembly comprises a lead screw and a lifting slide seat, the lead screw is vertically and rotatably mounted on the rack, the lifting slide seats are mounted on the lead screw in a threaded manner and are in sliding fit with the rack, and the reaction plate is horizontally mounted between the two lifting slide seats;
and the power output end of the synchronous driving assembly is connected with the end part of the lead screw.
Preferably, the synchronous driving assembly comprises a driving motor, a driving shaft and a reversing transmission assembly, the driving shaft is horizontally and rotatably mounted on the rack, the driving motor is mounted on the rack, the driving end of the driving motor is connected with the end part of the driving shaft, and the reversing transmission assembly corresponds to the screw rods one by one;
each reversing transmission assembly comprises a first bevel gear and a second bevel gear which are meshed with each other, the first bevel gear is installed on the driving shaft, and the second bevel gear is installed at the end part of the lead screw.
Preferably, a columnar limiting sliding groove is formed in the center of the lower end face of the reaction plate, the pressure monitoring assembly comprises a pressing block and a pressure sensor, the pressing block is in limiting sliding fit with the columnar limiting sliding groove, the pressure sensor is arranged at the bottom of the columnar limiting sliding groove, and the pressure sensor is connected with the controller;
the static pressure component is arranged at the lower end of the pressing block and is positioned below the reaction plate.
Preferably, the static pressure component is a metal pressing block.
Has the advantages that: when the pressure measuring device is used, the pressure measuring device is used for carrying out pressure detection on precast piles prefabricated in a foundation and a road surface, the sinking condition of the precast piles is detected by carrying out pressure pressing on the precast piles in the vertical direction, the pressure measuring device judges the pressure sinking condition of the precast piles when a set pressure value is applied (the pressure value is monitored by a pressure sensor), and the sinking numerical value is mastered by a distance measuring sensing assembly, so that the pressure resistance of the precast piles is judged, and the pressure resistance quality of the precast piles is mastered;
during detection, a road surface at the periphery of the precast pile is removed, a transmitting end is installed on the outer wall of the precast pile, a receiving end is installed at a corresponding position of a rack, an initial value is obtained between the transmitting end and the receiving end, then a driving motor is started, the driving motor drives a screw rod to rotate through a driving shaft and a reversing transmission assembly, and drives a reaction plate to move downwards through a lifting sliding seat, so that a static pressure assembly presses the end part of the precast pile, due to mutual action of force, a pressure sensor can be pressed by a pressing block, the applied pressure value is controlled through the pressure value transmitted to a controller by the pressure sensor, when the pressure value reaches the qualified pressure value of the precast pile, the distance measured by a distance measuring sensing assembly is observed, when the distance value is larger than the initial value, the precast pile is proved to have a sinking phenomenon, and the pressure resistance of the precast pile is judged according to the sinking value, when the distance value is within the safety range (preset with the safety range), the compression resistance of the precast pile is qualified, and when the distance value exceeds the safety range, the precast pile is unqualified.
The utility model has simple structure, can detect the compression resistance condition of the precast pile installed on the ground and in the roadbed on site, has higher detection efficiency and detection quality, and thus ensures the safety of building construction.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view at B of FIG. 1;
1-foundation, 2-road surface, 3-elevating plate, 4-frame, 5-controller, 6-driving motor, 7-driving shaft, 8-bevel gear I, 9-bevel gear II, 10-reaction plate, 11-columnar limiting chute, 12-pressure sensor, 13-pressing block, 14-static pressure component, 15-receiving end, 16-transmitting end and 17-precast pile.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
Referring to fig. 1 to 3, the compression-resistant quality detection device for the precast pile is used for detecting the compression-resistant quality of a precast pile 17 built in a foundation 1 and a road surface 2, and comprises a bed plate 3 and a lifting static pressure mechanism arranged at the upper end of the bed plate 3, wherein the bed plate 3 is positioned on the road surface 2 through anchor piles, and the lifting static pressure mechanism comprises a frame 4, a controller 5, a lifting assembly, a reaction plate 10, a synchronous driving assembly, a static pressure assembly 14 and a pressure monitoring assembly;
the frame 4 sets up on bed hedgehopping board 3, two the lifting unit is vertical to be set up in frame 4, synchronous drive unit installs in frame 4, and synchronous drive unit's power take off end is connected with lifting unit's power input end, reaction plate 10 level sets up two between lifting unit's the lift end, static pressure subassembly 14 is vertical to be set up the lower extreme of reaction plate 10 for press down precast pile 17, the pressure monitoring subassembly sets up reaction plate 10 upper end, and static pressure subassembly's upper end presses down the pressure monitoring subassembly, controller 5 installs in frame 4, and synchronous drive unit and pressure monitoring subassembly all are connected with controller 5.
In this embodiment, the device further comprises a distance measurement sensing assembly for measuring the distance of the precast pile 17 sinking under pressure, wherein the distance measurement sensing assembly comprises a transmitting end 16 and a receiving end 15, the transmitting end 16 is installed on the outer wall of the precast pile 17, the receiving end 15 is arranged on the rack 4, and the transmitting end 16 and the receiving end 15 are located on the same vertical straight line;
the transmitting end 16 and the receiving end 15 are both connected to the controller 5.
In this embodiment, each lifting assembly includes a lead screw and a lifting slide, the lead screw is vertically and rotatably mounted on the rack 4, the lifting slide is threadedly mounted on the lead screw and is in sliding fit with the rack 4, and the reaction plate 10 is horizontally mounted between the two lifting slides;
and the power output end of the synchronous driving assembly is connected with the end part of the lead screw.
In this embodiment, the synchronous driving assembly includes a driving motor 6, a driving shaft 7 and a reversing transmission assembly, the driving shaft 7 is horizontally and rotatably installed on the frame 4, the driving motor 6 is installed on the frame 4, the driving end is connected with the end of the driving shaft 7, and the reversing transmission assembly corresponds to the lead screws one by one;
each reversing transmission assembly comprises a first bevel gear 8 and a second bevel gear 9 which are meshed with each other, the first bevel gear 8 is installed on the driving shaft 7, and the second bevel gear 9 is installed at the end of the lead screw.
In this embodiment, a cylindrical limiting chute 11 is disposed at a central position of a lower end surface of the reaction plate 10, the pressure monitoring assembly includes a pressing block 13 and a pressure sensor 12, the pressing block 13 is in limiting sliding fit with the cylindrical limiting chute 11, the pressure sensor 12 is disposed at the bottom of the cylindrical limiting chute 11, and the pressure sensor 12 is connected to the controller 5;
the static pressure component is arranged at the lower end of the pressing block 13 and is positioned below the reaction plate 10.
In the present embodiment, the hydrostatic assembly 14 is a metal compact.
When the device is used, the device is used for detecting the pressure application of the precast pile 17 prefabricated in the foundation 1 and the road surface 2, detecting the sinking condition of the precast pile 17 by pressing the precast pile 17 in the vertical direction, judging the pressed sinking condition of the precast pile when a set pressure value is applied (the pressure value is monitored by the pressure sensor 12) to press the precast pile 17, and grasping the sinking value by the distance measurement sensing assembly so as to judge the pressure resistance of the precast pile 17 and grasp the pressure resistance quality of the precast pile 17;
during detection, one road surface 2 at the periphery of the precast pile 17 is removed, a transmitting end 16 is installed on the outer wall of the precast pile 17, a receiving end 15 is installed at a corresponding position of the frame 4, an initial value is obtained between the transmitting end 16 and the receiving end 15, then a driving motor 6 is started, the driving motor 6 drives a screw rod to rotate through a driving shaft 7 and a reversing transmission assembly, and drives a reaction plate 10 to move downwards through a lifting sliding seat, so that a static pressure assembly 14 presses the end part of the precast pile 17, a pressure sensor 12 is pressed by a pressing block 13 due to mutual force action, the applied pressure value is controlled through the pressure value transmitted to a controller 5 by the pressure sensor 12, when the pressure value reaches the qualified pressure value of the precast pile 17, the distance measured by a distance measuring sensing assembly is observed, and when the distance value is greater than the initial value, the precast pile 17 is indicated to have a sinking phenomenon, and judging the compression resistance of the precast pile 17 according to the sinking numerical value, wherein when the distance value is in a safety range (preset with the safety range), the compression resistance of the precast pile 17 is qualified, and when the distance value exceeds the safety range, the precast pile 17 is unqualified.
The utility model has simple structure, can detect the compression resistance condition of the precast pile installed on the ground and in the roadbed on site, has higher detection efficiency and detection quality, and thus ensures the safety of building construction.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A compression-resistant quality detection device for a precast pile comprises a block board (3) and a lifting type static pressure mechanism arranged at the upper end of the block board (3), wherein the block board (3) is positioned on a road surface (2) through anchor piles, and the compression-resistant quality detection device is characterized in that the lifting type static pressure mechanism comprises a rack (4), a controller (5), a lifting assembly, a reaction plate (10), a synchronous driving assembly, a static pressure assembly (14) and a pressure monitoring assembly;
frame (4) set up on bed hedgehopping board (3), two the vertical setting of lifting unit is in frame (4), synchronous drive unit installs in frame (4), and synchronous drive unit's power take off end is connected with lifting unit's power input end, reaction plate (10) level sets up two between lifting unit's the lift end, static pressure subassembly (14) vertical setting is in the lower extreme of reaction plate (10) is used for pressing precast pile (17), the pressure monitoring subassembly sets up reaction plate (10) upper end, and the upper end of static pressure subassembly (14) presses the pressure monitoring subassembly, controller (5) are installed on frame (4), and synchronous drive subassembly and pressure monitoring subassembly all are connected with controller (5).
2. The compression-resistant quality detection device for the precast pile is characterized by further comprising a distance measurement sensing assembly for measuring the distance of the precast pile (17) which is sunk under compression, wherein the distance measurement sensing assembly comprises a transmitting end (16) and a receiving end (15), the transmitting end (16) is installed on the outer wall of the precast pile (17), the receiving end (15) is arranged on the rack (4), and the transmitting end (16) and the receiving end (15) are positioned on the same vertical straight line;
the transmitting end (16) and the receiving end (15) are both connected with the controller (5).
3. The compression-resistant quality detection device for the precast pile is characterized in that each lifting assembly comprises a lead screw and a lifting slide, the lead screw is vertically and rotatably mounted on the machine frame (4), the lifting slide is threadedly mounted on the lead screw and is in sliding fit with the machine frame (4), and the reaction plate (10) is horizontally mounted between the two lifting slides;
and the power output end of the synchronous driving assembly is connected with the end part of the screw rod.
4. The pressure-resistant quality detection device for the precast pile is characterized in that the synchronous driving assembly comprises a driving motor (6), a driving shaft (7) and a reversing transmission assembly, the driving shaft (7) is horizontally and rotatably installed on the rack (4), the driving motor (6) is installed on the rack (4), the driving end is connected with the end part of the driving shaft (7), and the reversing transmission assembly is in one-to-one correspondence with the lead screw;
each reversing transmission assembly comprises a first bevel gear (8) and a second bevel gear (9) which are meshed with each other, the first bevel gear (8) is installed on the driving shaft (7), and the second bevel gear (9) is installed at the end of the lead screw.
5. The compression-resistant quality detection device for the precast pile is characterized in that a cylindrical limiting sliding groove (11) is formed in the center of the lower end face of the reaction plate (10), the pressure monitoring assembly comprises a pressing block (13) and a pressure sensor (12), the pressing block (13) is in limiting sliding fit with the cylindrical limiting sliding groove (11), the pressure sensor (12) is arranged at the bottom of the cylindrical limiting sliding groove (11), and the pressure sensor (12) is connected with the controller (5);
the static pressure assembly (14) is arranged at the lower end of the pressing block (13) and is positioned below the reaction plate (10).
6. The compression-resistant quality detection device for the precast pile according to claim 1, wherein the static pressure component (14) is a metal compact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123027280.XU CN216948464U (en) | 2021-12-03 | 2021-12-03 | A resistance to compression quality detection device for precast pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123027280.XU CN216948464U (en) | 2021-12-03 | 2021-12-03 | A resistance to compression quality detection device for precast pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216948464U true CN216948464U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123027280.XU Active CN216948464U (en) | 2021-12-03 | 2021-12-03 | A resistance to compression quality detection device for precast pile |
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| Country | Link |
|---|---|
| CN (1) | CN216948464U (en) |
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2021
- 2021-12-03 CN CN202123027280.XU patent/CN216948464U/en active Active
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