CN117966825A - NPR anchor bolt support bearing capacity quick testing arrangement - Google Patents
NPR anchor bolt support bearing capacity quick testing arrangement Download PDFInfo
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- CN117966825A CN117966825A CN202410389846.2A CN202410389846A CN117966825A CN 117966825 A CN117966825 A CN 117966825A CN 202410389846 A CN202410389846 A CN 202410389846A CN 117966825 A CN117966825 A CN 117966825A
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 239000011435 rock Substances 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 49
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 12
- 238000012546 transfer Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 238000004088 simulation Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The invention relates to the field of anchor rod testing devices, and discloses an NPR anchor rod support bearing capacity rapid testing device, which comprises: a fixed frame, on which a first movable box is sleeved in a sliding manner; the storage box is arranged in the first movable box, and an adding mechanism is arranged in the storage box; the moving mechanism is arranged on the fixed frame and the first moving box, and is connected with the mounting mechanism; the adjusting mechanism is connected with the fixed frame and the first movable box and is connected with the mounting mechanism; the clamping mechanism is connected with the fixed frame and used for clamping, the invention can carry out different adjustment, further realize different installation requirements, adapt to anchor cables with different lengths, simulate friction environments, simultaneously carry out different swinging and internal environment simulation during testing, simulate the internal condition of rock stratum, enable the testing to be closer to the actual use condition, and enable the data to be more accurate.
Description
Technical Field
The invention relates to the field of anchor rod testing devices, in particular to a device for rapidly testing the bearing capacity of an NPR anchor rod support.
Background
Anchor cables have been widely used for the early warning and reinforcement of many slopes. In order to analyze the constant resistance of the constant resistance large deformation anchor cable, the problem of similar thick-wall cylinder is treated according to the shape and the size of the constant resistance device. The problem of the thick-wall cylinder is different from the classical plum pulling problem and the problem of the thin-wall cylinder, and the influence of radial stress and tangential stress on constant resistance is considered during research, so that before the use, the test is required, and the requirement of subsequent work is ensured.
The existing testing device generally fixes two ends of an anchor cable, then pulls the anchor cable, detects the anchor cable simultaneously, does not have excessive protection on the whole, and can not well simulate actual use conditions at the same time, so that detection data can not well and completely reflect the use conditions, and the data is not completely accurate.
Disclosure of Invention
The invention provides a device for rapidly testing the bearing capacity of an NPR anchor bolt support, which aims to solve the technical problem of inaccurate detection data.
The invention is realized by adopting the following technical scheme: NPR anchor bolt support bearing capacity rapid test device includes: a fixed frame, on which a first movable box is sleeved in a sliding manner; the storage box is arranged in the first movable box, and an adding mechanism is arranged in the storage box; the moving mechanism is arranged on the fixed frame and the first moving box, and is connected with the mounting mechanism; the adjusting mechanism is connected with the fixed frame and the first movable box and is connected with the mounting mechanism; the clamping mechanism is connected with the fixed frame and used for clamping;
The moving mechanism comprises a screw conveyor connected with a fixed frame, the output end of the screw conveyor is connected with a moving plate, a moving unit is connected to the moving plate, the moving unit is connected with a moving frame, and a steering roller I is rotationally connected to the moving frame;
The mobile unit includes: the second moving box is arranged on the moving plate, and both sides of the second moving box are fixedly connected with sliding blocks which are in sliding sleeve joint with the moving plate; the hydraulic cylinder is fixedly connected to the second moving box, and the output end of the hydraulic cylinder is contacted with a rotating plate; the transmission is fixedly connected in the second moving box, the input end of the transmission is connected with the second motor, the output end of the transmission is connected with the telescopic rod, the telescopic rod is fixedly connected with the rotating plate, and the outer wall of the rotating plate is connected with the moving frame; the second transmission component is in transmission connection with the output end of the transmission, and the other end of the second transmission component is in transmission connection with the first transmission component; the first transmission component is positioned in the follow-up box, a rotating roller is rotationally connected between the two follow-up boxes, and the rotating roller is in transmission connection with the first transmission component; a gear ring arranged outside the rotating roller and connected with a limiting block on the moving plate in a meshed manner;
The mounting mechanism includes: the steering rollers II are provided with a plurality of steering rollers, one side of each steering roller is fixedly connected with a protection arc, the other side of each steering roller is rotationally connected with the protection arc through a ball hinge, a connecting sleeve is sleeved between the two protection arcs through threads, and one end of one protection arc is rotationally connected with the movable frame; the steel hinge penetrates through the protection arc and simultaneously steers through a steering roller II, one end of the steel hinge is connected with the clamping mechanism, and the other end of the steel hinge is fixedly connected with a constant resistor connected with the clamping mechanism; the sensor is provided with a plurality of sensors, is connected with the protection arc, and is matched with the steel hinge.
As a further improvement of the above, the adding mechanism includes: the pump body is fixedly connected to the first movable box, and a plurality of heating pipes are arranged in the pump body; the transfer box is fixedly connected to the first movable box and is connected with the output end of the pump body; the connecting pipes are provided with a plurality of connecting pipes, one ends of the connecting pipes are connected with the transfer box, and the other ends of the connecting pipes are connected with the clamping mechanisms.
As a further improvement of the above, the limiting mechanism includes; the circulating boxes are provided with a plurality of installing rings, the bottoms of the circulating boxes are fixedly connected with one another, part of the installing rings of the circulating boxes are fixedly connected with the storage boxes, and one end of each connecting pipe is connected with the circulating box in a sliding mode, and the other end of each connecting pipe is connected with the corresponding fixing frame in a sliding mode; the limiting frame is fixedly connected with the circulation box, the inner side of the limiting frame is rotationally connected with a plurality of second pneumatic cylinders, the other ends of the second pneumatic cylinders are rotationally connected with clamping arcs, a plurality of limiting rings are fixedly connected in the clamping arcs, and the limiting rings are clamped with the protection arcs; the utility model discloses a pipe, its one end is connected with the circulation case, and its other end is connected with the centre gripping arc, be provided with on the protection arc with pipe matched with leak.
As a further improvement of the above, the clamping mechanism includes: the second mounting plate is in sliding sleeve joint with the fixed frame, and one side of the fixed frame is rotationally connected with the first mounting plate connected with the second mounting plate; the clamp holder is fixedly connected with the second mounting plate, the output end of the clamp holder is connected with a mounting block, a rock stratum ring is fixedly connected in the mounting block, and a plurality of detectors contacted with the constant resistor are connected in the rock stratum ring; the limiting frame is fixedly connected to the top end of the clamp holder, a winding roller is rotatably connected inside the limiting frame, and one end of the steel hinge is wound on the winding roller; and the first pneumatic cylinder is fixedly connected with the limiting frame, and the output end of the first pneumatic cylinder is fixedly connected with a friction arc contacted with the winding roller.
As a further improvement of the scheme, a plurality of limiting grooves are formed in the fixed frame, a sliding block is fixedly connected to one side of the storage box, a follow-up plate is arranged on the sliding sleeve of the sliding block, an electromagnet is fixedly connected to the top end of the follow-up plate, a fixed block matched with the electromagnet is fixedly connected to the sliding block, and the fixed block is in sliding sleeve connection with the follow-up plate.
As a further improvement of the scheme, a protection plate is rotatably connected to the first movable box, one side of the protection plate is provided with a limiting plate, and the limiting plate is connected with the first movable box and the limiting plate through screws.
As a further improvement of the scheme, a plurality of adding holes are formed in the storage box, and protective covers are matched with the movable box I and the fixed frame.
Compared with the prior art, the invention has the beneficial effects that:
1. Through mutually supporting between a plurality of devices, can carry out different regulation, and then realize different installation needs, adapt to the anchor rope of different length, simulation friction environment can carry out different swings and internal environment simulation simultaneously when the test, can simulate the inside condition of stratum for the test is more close actual service condition, makes the data more accurate.
2. Through the work of a plurality of devices, can protect the anchor rope, reduce dangerous emergence, in earlier stage work simultaneously, easy to assemble reduces the operation degree of difficulty, guarantees going on of work.
Drawings
FIG. 1 is a schematic view in front cross-section of the present invention;
FIG. 2 is a schematic top cross-sectional view of the present invention;
FIG. 3 is a right side cross-sectional schematic view of the present invention;
FIG. 4 is a schematic view in front cross-section of a clamping mechanism;
FIG. 5 is a partial right side cross-sectional schematic view;
FIG. 6 is a schematic top cross-sectional view of the limiting mechanism;
Fig. 7 is an enlarged schematic view of the structure at a in fig. 5.
Main symbol description:
01. A fixed frame; 02. a first mounting plate; 04. heating pipes; 05. a pump body; 06. a storage box; 07. a first moving box; 08. a steering roller II; 09. steel hinges; 10. a protective arc; 11. a limiting mechanism; 12. connecting sleeves; 15. a second mounting plate; 16. a constant resistance device; 17. a clamping mechanism; 18. a moving plate; 19. a moving frame; 22. a connecting pipe; 23. a transfer box; 24. a sensor; 25. a hydraulic cylinder; 26. a clamping arc; 27. a flow-through box; 28. a screw conveyor; 29. friction arc; 30. a first pneumatic cylinder; 31. a follower plate; 32. a sliding block; 33. a fixed block; 34. an electromagnet; 35. a holder; 36. a detector; 37. a formation collar; 38. a mounting block; 40. a wire winding roller; 41. a transmission; 43. a second moving box; 44. a mounting ring; 45. a telescopic rod; 46. defining a frame; 47. a pneumatic cylinder II; 48. a conduit; 50. a transmission assembly II; 51. a follower box; 52. defining a block; 53. a gear ring; 54. a rotating roller; 55. defining a circle.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Examples
With reference to figures 1-7 of the drawings,
NPR anchor bolt support bearing capacity rapid test device includes: fixed frame 01, fixed frame 01 and then movable box one 07 have been slided and have been cup jointed and have been supported the protection on, storage box 06, it sets up in movable box one 07, and its inside is provided with the interpolation mechanism, it has the liquid to store in storage box 06, carry out the supporting work of later stage, moving mechanism, it sets up on fixed frame 01 and movable box one 07, be connected with installation mechanism on it, moving mechanism carries out necessary removal, installation mechanism installs and supporting work, adjustment mechanism, it is connected with fixed frame 01 and movable box one 07, and it is connected with the installation mechanism, fixture 17, it is connected with fixed frame 01, be used for the centre gripping, adjustment mechanism adjusts, fixture 17 carries out the centre gripping at both ends.
The adding mechanism comprises: the pump body 05, its fixed connection is on moving case one 07, its inside is provided with a plurality of heating pipes 04, pump body 05 carries out the pump and gives, realize necessary output work, heating pipe 04 heats, adjust different temperatures, transfer case 23, its fixed connection is on moving case one 07, and it is connected with the output of pump body 05, connecting pipe 22, it is provided with a plurality of, connecting pipe 22's one end is connected with transfer case 23, and its other end is connected with fixture 17, concentrate through transfer case 23, then pass through connecting pipe 22 and transmit.
The moving mechanism comprises a screw conveyer 28 connected with a fixed frame 01, the output end of the screw conveyer 28 is connected with a moving plate 18, a moving unit is connected to the moving plate 18, a moving frame 19 is connected to the moving unit, a steering roller I is rotationally connected to the moving frame 19, the moving plate 18 drives the moving unit to move, the moving frame 19 limits, and the steering of an anchor cable is realized by matching with the steering roller I.
The mobile unit includes: the second moving box 43 is arranged on the moving plate 18, two sides of the second moving box 43 are fixedly connected with sliding blocks which are in sliding sleeve joint with the moving plate 18, the hydraulic cylinder 25 is fixedly connected to the second moving box 43, the output end of the hydraulic cylinder is contacted with a rotating plate, the second moving box 43 is limited, the hydraulic cylinder 25 extends to contact with the rotating plate, and then the rotating plate and the moving frame 19 are driven to change positions; the transmission 41 is fixedly connected in the second moving box 43, the input end of the transmission 41 is connected with the second motor, the output end of the transmission 41 is connected with the telescopic rod 45, the telescopic rod 45 is fixedly connected with the rotating plate, the outer wall of the rotating plate is connected with the first moving frame 19, the transmission 41 outputs power and transmits the power to the telescopic rod 45, the moving frame 19 is driven to change at a certain angle, the telescopic rod 45 is provided with two mutually sleeved rods and can extend to a certain extent, the second transmission assembly 50 is in transmission connection with the output end of the transmission 41, the other end of the transmission is in transmission connection with the first transmission assembly 51, the first transmission assembly is positioned in the first following box 51 and is in transmission connection with the rotating roller 54 between the two following boxes 51, the rotating roller 54 is in transmission connection with the first transmission assembly, the gear ring 53 is arranged on the outer side of the rotating roller 54 and is in meshed connection with the limiting block 52 positioned on the moving plate 18, the second transmission assembly 50 transmits power, and then the second transmission assembly rotates through the rotating roller 54 of the transmission assembly, and the whole second transmission assembly moves under the cooperation of the gear ring 53 and the limiting block 52, and the second transmission assembly moves along with the first transmission assembly 43, and simultaneously, and the second transmission assembly is enabled to move and the second transmission assembly is limited and move.
The limiting mechanism 11 comprises a plurality of circulation boxes 27, wherein the bottoms of the circulation boxes 27 are fixedly connected with mounting rings 44, the mounting rings 44 of part of the circulation boxes 27 are fixedly connected with a storage box 06, one ends of the mounting rings 44 of the part of the circulation boxes 27 and the fixing frames 01 of the sliding connecting pipes 22 are connected with the circulation boxes 27, the mounting rings 44 are conveniently connected, the circulation boxes 27 are mounted at specified positions, limiting frames 46 are fixedly connected with the circulation boxes 27, a plurality of pneumatic cylinders II 47 are rotatably connected to the inner sides of the circulation boxes 27, clamping arcs 26 are rotatably connected to the other ends of the pneumatic cylinders II 47, a plurality of limiting rings 55 are fixedly connected to the clamping arcs 26, the limiting rings 55 are clamped with the protection arcs 10, the limiting frames 46 are limited, the clamping arcs 26 can move, the two protection arcs 10 are clamped, follow-up work is guaranteed, one ends of the conducting pipes 48 are connected with the circulation boxes 27, the other ends of the conducting pipes are connected with the clamping arcs 26, leakage holes matched with the conducting pipes 48 are formed in the protection arcs 10, and the conducting pipes 48 conduct the gas and liquid in the connecting pipes 22 through the connecting pipes 27 to enter the protection arcs 10 after the internal environment is changed.
The mounting mechanism includes: steering roller two 08, it is provided with a plurality of, its one side fixedly connected with protection arc 10, and its opposite side is connected with protection arc 10 through ball hinge rotation, threaded sleeve has 12 between two protection arcs 10, one end and the removal frame 19 rotation of one of them protection arc 10 are connected, steel hinge 09, it runs through protection arc 10, turn to through steering roller two 08 simultaneously, and its one end is connected with fixture 17, the other end fixedly connected with is the constant resistance 16 that is connected with fixture 17, steel hinge 09 is current material with constant resistance 16, carry out the experiment, protection arc 10 protects and prescribes a limit to, sensor 24, it is provided with a plurality of, and be connected with protection arc 10, and it cooperatees with steel hinge 09, sensor 24 is current mechanism, realize detecting steel hinge 09, it is the assembly of a plurality of sensors, select as required.
The clamping mechanism 17 includes: the second mounting plate 15 is in sliding sleeve joint with the second mounting plate 15, one side of the second mounting plate 01 is rotationally connected with the first mounting plate 02 connected with the second mounting plate 15, the first mounting plate 02 is limited, the second mounting plate 15 can move on the second mounting plate 01, the driving mechanism moves and is convenient to mount, the first clamping device 35 is fixedly connected with the second mounting plate 15, the output end of the first clamping device is connected with a mounting block 38, a stratum ring 37 is fixedly connected with a plurality of detectors 36 in the mounting block 38, which are in contact with the constant resistor 16, the clamping device 35 is an existing mechanism and can drive the mounting block 38 to move, the stratum ring 37 and the detectors 36 further move, the clamping device is clamped on the constant resistor 16, the fixing is achieved, the limiting frame is fixedly connected to the top end of the clamping device 35, the inner portion of the limiting frame is rotationally connected with the winding roller 40, one end of the steel hinge 09 is wound on the winding roller 40, the limiting frame is limited, the first pneumatic cylinder 30 is fixedly connected with the limiting frame, the output end of the pneumatic cylinder is fixedly connected with a friction arc 29 in contact with the winding roller 40, and the friction force of the friction arc 29 is guaranteed by the steel hinge 09 on the winding roller 40, and the friction force of the friction arc 29 is stable to the steel hinge 09.
The fixed frame 01 is provided with a plurality of limiting grooves, one side of the storage box 06 is fixedly connected with a sliding block 32, a sliding sleeve of the sliding block 32 is provided with a follow-up plate 31, the top end of the follow-up plate 31 is fixedly connected with an electromagnet 34, a fixed block 33 matched with the electromagnet 34 is fixedly connected to the sliding block 32, the fixed block 33 is in sliding sleeve joint with the follow-up plate 31, the limiting grooves are used for limiting the follow-up plate 31 in a necessary mode, stability after movement between the fixed frame 01 and the first moving box 07 is achieved, the electromagnet 34 is mutually repelled with the fixed block 33 after being electrified, the follow-up plate 31 is enabled to move, loosening is achieved, and after power is off, self gravity enables the follow-up plate 31 to descend, and fixing is achieved.
The first movable box 07 is rotationally connected with a protection plate, one side of the protection plate is provided with a limiting plate, the limiting plate is connected with the first movable box 07 through screws, the protection plate is protected, the limiting plate performs necessary limiting work, and the protection plate can be put down to facilitate internal operation.
Be provided with a plurality of interpolation holes on the storage tank 06, it has the protective cover to all form a complete set on removal case one 07 and the fixed frame 01, adds the hole and carries out necessary interpolation, and the protective cover can be installed as required, realizes the protection.
The implementation principle of the embodiment of the application is as follows:
Before the test, the limiting mechanism 11 on one side is required to be adjusted according to the requirement, then a plurality of different protection arcs 10 are selected to be adjusted, further the adjustment is carried out through the screw conveyor 28, the movable plate 18 is moved, further the action of the hydraulic cylinder 25 is carried out, the movable frame 19 reaches a designated position, the preliminary preparation work is realized, then the constant resistor 16 is installed in the clamp 35, the preliminary fixing is realized, at this time, the steel hinge 09 is turned through the turning roller II 08, the turning roller I is turned again, the turning roller II 08 above is entered, the turning roller II is turned again, the winding roller 40 is finally entered to be wound, the fixing is realized through the pneumatic cylinder I30 and the friction arc 29, after the preliminary connection is finished, the different protection arcs 10 are installed on the clamping arc 26, further, the two clamping arcs 26 are driven by the pneumatic cylinder II 47 to form connection, the two protection arcs 10 are sealed, the steel hinge 09 is wrapped, protection is achieved at the same time, the sensor 24 is contacted with the steel hinge 09, later detection is achieved, in the subsequent experiment process, the tension is increased by the driving of the screw conveyor 28, the rotation roller 54 can be further mobilized to rotate by the transmission 41, walking can be achieved, a certain shearing force is simulated, the connecting sleeve 12 can be detached when necessary, external equipment is added to achieve the requirements of different works, in addition, when the pump body 05 is used, fluid enters the protection arcs 10 through the transfer box 23 and the connecting pipe 22 to simulate running water in rock or other complex environments, the accuracy of data is guaranteed, and the rock layer 37 simulates a structure, and ensuring the accuracy of data.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (7)
- NPR anchor bolt support bearing capacity rapid test device, its characterized in that includes:a fixed frame, on which a first movable box is sleeved in a sliding manner;the storage box is arranged in the first movable box, and an adding mechanism is arranged in the storage box;the moving mechanism is arranged on the fixed frame and the first moving box, and is connected with the mounting mechanism;the adjusting mechanism is connected with the fixed frame and the first movable box and is connected with the mounting mechanism;The clamping mechanism is connected with the fixed frame and used for clamping;The moving mechanism comprises a screw conveyor connected with a fixed frame, the output end of the screw conveyor is connected with a moving plate, a moving unit is connected to the moving plate, the moving unit is connected with a moving frame, and a steering roller I is rotationally connected to the moving frame;The mobile unit includes:The second moving box is arranged on the moving plate, and both sides of the second moving box are fixedly connected with sliding blocks which are in sliding sleeve joint with the moving plate;The hydraulic cylinder is fixedly connected to the second moving box, and the output end of the hydraulic cylinder is contacted with a rotating plate;The transmission is fixedly connected in the second moving box, the input end of the transmission is connected with the second motor, the output end of the transmission is connected with the telescopic rod, the telescopic rod is fixedly connected with the rotating plate, and the outer wall of the rotating plate is connected with the moving frame;the second transmission component is in transmission connection with the output end of the transmission, and the other end of the second transmission component is in transmission connection with the first transmission component;The first transmission component is positioned in the follow-up box, a rotating roller is rotationally connected between the two follow-up boxes, and the rotating roller is in transmission connection with the first transmission component;a gear ring arranged outside the rotating roller and connected with a limiting block on the moving plate in a meshed manner;the mounting mechanism includes:The steering rollers II are provided with a plurality of steering rollers, one side of each steering roller is fixedly connected with a protection arc, the other side of each steering roller is rotationally connected with the protection arc through a ball hinge, a connecting sleeve is sleeved between the two protection arcs through threads, and one end of one protection arc is rotationally connected with the movable frame;The steel hinge penetrates through the protection arc and simultaneously steers through a steering roller II, one end of the steel hinge is connected with the clamping mechanism, and the other end of the steel hinge is fixedly connected with a constant resistor connected with the clamping mechanism;the sensor is provided with a plurality of sensors, is connected with the protection arc, and is matched with the steel hinge.
- 2. The NPR anchor support load bearing capacity rapid test device of claim 1, wherein the adding mechanism comprises:the pump body is fixedly connected to the first movable box, and a plurality of heating pipes are arranged in the pump body;The transfer box is fixedly connected to the first movable box and is connected with the output end of the pump body;the connecting pipes are provided with a plurality of connecting pipes, one ends of the connecting pipes are connected with the transfer box, and the other ends of the connecting pipes are connected with the clamping mechanisms.
- 3. The NPR anchor support load bearing capacity rapid test device of claim 1, wherein the limiting mechanism comprises;The circulating boxes are provided with a plurality of installing rings, the bottoms of the circulating boxes are fixedly connected with one another, part of the installing rings of the circulating boxes are fixedly connected with the storage boxes, and one end of each connecting pipe is connected with the circulating box in a sliding mode, and the other end of each connecting pipe is connected with the corresponding fixing frame in a sliding mode;the limiting frame is fixedly connected with the circulation box, the inner side of the limiting frame is rotationally connected with a plurality of second pneumatic cylinders, the other ends of the second pneumatic cylinders are rotationally connected with clamping arcs, a plurality of limiting rings are fixedly connected in the clamping arcs, and the limiting rings are clamped with the protection arcs;the utility model discloses a pipe, its one end is connected with the circulation case, and its other end is connected with the centre gripping arc, be provided with on the protection arc with pipe matched with leak.
- 4. A NPR anchor support load bearing capacity rapid test apparatus as claimed in claim 3, wherein the clamping mechanism comprises:the second mounting plate is in sliding sleeve joint with the fixed frame, and one side of the fixed frame is rotationally connected with the first mounting plate connected with the second mounting plate;The clamp holder is fixedly connected with the second mounting plate, the output end of the clamp holder is connected with a mounting block, a rock stratum ring is fixedly connected in the mounting block, and a plurality of detectors contacted with the constant resistor are connected in the rock stratum ring;The limiting frame is fixedly connected to the top end of the clamp holder, a winding roller is rotatably connected inside the limiting frame, and one end of the steel hinge is wound on the winding roller;And the first pneumatic cylinder is fixedly connected with the limiting frame, and the output end of the first pneumatic cylinder is fixedly connected with a friction arc contacted with the winding roller.
- 5. The NPR anchor bolt support bearing capacity rapid testing apparatus of claim 4, wherein a plurality of limiting grooves are formed in the fixed frame, a sliding block is fixedly connected to one side of the storage box, a follow-up plate is arranged on a sliding sleeve of the sliding block, an electromagnet is fixedly connected to the top end of the follow-up plate, a fixed block matched with the electromagnet is fixedly connected to the sliding block, and the fixed block is in sliding sleeve connection with the follow-up plate.
- 6. The NPR anchor bolt support bearing capacity rapid test device of claim 5, wherein the first movable case is rotatably connected with a protection plate, one side of the protection plate is provided with a limiting plate, and the limiting plate is connected with the first movable case and the limiting plate through screws.
- 7. The NPR anchor bolt support bearing capacity rapid test device of claim 6, wherein a plurality of adding holes are formed in the storage box, and protective covers are matched on the movable box one and the fixed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410389846.2A CN117966825B (en) | 2024-04-02 | 2024-04-02 | NPR anchor bolt support bearing capacity quick testing arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410389846.2A CN117966825B (en) | 2024-04-02 | 2024-04-02 | NPR anchor bolt support bearing capacity quick testing arrangement |
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| Publication Number | Publication Date |
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| CN117966825A true CN117966825A (en) | 2024-05-03 |
| CN117966825B CN117966825B (en) | 2024-06-07 |
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| CN202410389846.2A Active CN117966825B (en) | 2024-04-02 | 2024-04-02 | NPR anchor bolt support bearing capacity quick testing arrangement |
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| CN115290449A (en) * | 2022-09-30 | 2022-11-04 | 中国矿业大学(北京) | Device for testing tensile and shearing mechanical properties of NPR steel |
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| CN106802354A (en) * | 2017-01-24 | 2017-06-06 | 中国矿业大学(北京) | NPR anchor cables constant-resistance running body speed and deviation meter |
| CN109959556A (en) * | 2019-04-12 | 2019-07-02 | 中国矿业大学(北京) | A kind of double-station anchor cable static(al) stretching mechanic characteristic testing equipment |
| CN112098204A (en) * | 2020-08-03 | 2020-12-18 | 神东天隆集团矿山支护材料有限责任公司 | Full-automatic anchoring force testing machine suitable for anchor rods of different lengths |
| CN113252469A (en) * | 2021-04-13 | 2021-08-13 | 河海大学 | NPR anchor cable shearing failure simulation experiment device and method |
| CN115290449A (en) * | 2022-09-30 | 2022-11-04 | 中国矿业大学(北京) | Device for testing tensile and shearing mechanical properties of NPR steel |
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