CN210626031U - Static load anchoring testing machine - Google Patents
Static load anchoring testing machine Download PDFInfo
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- CN210626031U CN210626031U CN201922184751.4U CN201922184751U CN210626031U CN 210626031 U CN210626031 U CN 210626031U CN 201922184751 U CN201922184751 U CN 201922184751U CN 210626031 U CN210626031 U CN 210626031U
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- chuck
- subassembly
- base plate
- ground tackle
- chuck body
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Abstract
The utility model relates to a static load anchor testing machine, jack piston rod end subassembly on body and the left side of body bears side subassembly and the body right side, it includes the fixed subassembly of first ground tackle to bear the side subassembly, jack piston rod end subassembly includes the fixed subassembly of second ground tackle, the fixed subassembly of first ground tackle, the fixed subassembly of second ground tackle all includes chuck and backing plate, be equipped with the ground tackle dress groove that is used for corresponding ground tackle location to pack into on the backing plate, the chuck includes the chuck body, it has two at least jack catchs to distribute along circumference on the chuck body, each jack catch is assembled on the jack catch along the radial direction removal of chuck, the periphery of chuck body is rotated and is equipped with the moment of torsion input joint, the moment of torsion input joint is connected with each jack catch of drive through the drive mechanism.
Description
Technical Field
The utility model relates to a static load anchor test machine that is used for carrying out mechanical properties to prestressing tendons-ground tackle and detects.
Background
A static load anchoring tester is an important device for detecting the mechanical property of a prestressed tendon-anchorage device, the static load anchoring tester in the prior art is disclosed as 'an anchorage device tool of a microcomputer control electro-hydraulic servo static load anchoring tester' in Chinese patent CN109211674A, and comprises a body, a bearing end component at the left side of the body and a jack piston rod end component at the right side of the body, wherein the bearing end component comprises a first anchorage device fixing component, the jack piston rod end component comprises a second anchorage device fixing component, the first anchorage device component comprises a connecting cushion plate fixed on the body, a positioning groove is arranged on the connecting cushion plate, a first cushion plate is arranged in the positioning groove, four screw holes are arranged on the side wall of the positioning groove along the circumferential direction of the first cushion plate, the first cushion plate is fixed by screwing screws in the screw holes, a round hole for mounting the anchorage device is arranged on the first cushion plate, the second anchor assembly is similar to the first anchor assembly and will not be described in detail herein.
When the test tool is used, the first base plate is fixed on the connecting base plate through the screws, two ends of the steel anchor line respectively penetrate out of the round holes of the corresponding base plate, then anchorage devices are connected to two ends of the steel anchor line and clamped into the corresponding round holes, the jack of the jack piston rod end assembly pushes the second anchorage device fixing assembly to test the mechanical property of the steel anchor line and the anchorage devices, the steel anchor lines with different diameters need to be matched with anchorage devices of different models, and therefore the first base plate with the round holes with different inner diameters needs to be replaced. In the prior art, the four screws need to be unscrewed and tightened to realize the dismounting and replacing of the first base plate, so that the dismounting and replacing of the first base plate are very inconvenient.
Disclosure of Invention
An object of the utility model is to provide a static anchoring testing machine to need among the solution prior art to unscrew, screw up four screws and realize that the backing plate dismouting leads to the complicated problem of backing plate dismouting.
In order to solve the technical problem, the utility model provides a technical scheme as follows:
the utility model provides a static load anchor testing machine, jack piston rod end subassembly on left bearing side subassembly and the body right side of body and body, bear the weight of the subassembly and include first ground tackle fixed subassembly, jack piston rod end subassembly includes second ground tackle fixed subassembly, first ground tackle fixed subassembly, second ground tackle fixed subassembly all includes chuck and backing plate, be equipped with the ground tackle loading groove that is used for corresponding ground tackle location to pack into on the backing plate, the chuck includes the chuck body, it has two at least jack catchs to distribute along circumference on the chuck body, each jack catch is along chuck radial direction removal assembly on the jack catch, the periphery of chuck body is rotated and is equipped with the moment of torsion input joint, moment of torsion input joint passes through drive mechanism transmission with each jack catch and is connected in order to drive each jack catch along.
The chuck body is provided with a base plate loading groove for the base plate to be loaded in a matched mode, the base plate loading groove is provided with a groove bottom used for being matched with the base plate in a stop mode, a guide groove extending along the radial direction of the chuck body is formed in the groove wall of the base plate loading groove, and each clamping jaw is assembled in the corresponding guide groove in a guiding moving mode.
The transmission mechanism comprises a transmission bevel gear which is rotatably assembled on the chuck body and is in meshing transmission with the torque input joint through the bevel gear, and one side of the transmission bevel gear, which is far away from the torque input joint, is provided with cylindrical threads in transmission fit with the jaws.
The utility model has the advantages that: the utility model discloses in, utilize the chuck to replace the connection backing plate among the prior art, to frequent backing plate clamping problem, only need apply the moment of torsion to this part of moment of torsion input joint, just can drive the synchronous radial movement adjustment of each jack catch to the realization is pressed from both sides tightly and is taken off with the pine to the backing plate, can realize that the quick assembly disassembly of backing plate changes.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
FIG. 2 is a right side view of the left side housing of FIG. 1;
fig. 3 is a matching view of the hoist traveling mechanism and the hoist bracket in fig. 1;
FIG. 4 is a schematic view of the chuck of FIG. 1 mated with an end plate of a support column;
fig. 5 is a schematic view showing the fitting of the chuck and the pad in this embodiment.
Detailed Description
An embodiment of a static anchoring test machine is shown in FIGS. 1-5: including the body, the body includes four support columns 3 of arranging side by side, and the both ends of support column are fixed with support column end plate 4 respectively, and the length of each support column all extends along left right direction. The left end of body is provided with bearing side subassembly 1, and the right-hand member of body is provided with jack piston rod end subassembly 2, and bearing side subassembly 1 includes first ground tackle fixing component, and jack piston rod end subassembly 2 includes second ground tackle fixing component, and in this embodiment, first ground tackle fixing component, the structure of second ground tackle fixing component are the same, and only relative arrangement, therefore only describe in detail the structure of first ground tackle fixing component.
The first anchor fixing assembly comprises a chuck 5 and a base plate 6, the base plate has multiple models, the base plate 6 is provided with an anchor assembly groove 30 for positioning and assembling a corresponding anchor, in the embodiment, the chuck 5 is a three-jaw chuck, the chuck comprises a chuck body fixed on a left supporting column end plate, the left end of the chuck body is provided with a base plate assembly groove 28 for assembling the base plate in a matching manner, the groove diameter of the base plate assembly groove is consistent with the diameter of the base plate 6, the base plate assembly groove is provided with a groove bottom 29 for being matched with a base plate stop, the groove wall of the base plate assembly groove is provided with a guide groove 25 extending along the radial direction of the chuck body, and each jaw is respectively assembled in the corresponding guide groove 25 in. The periphery of chuck body rotates and is equipped with moment of torsion input joint 27, moment of torsion input joint 27 is connected with each jack catch 24 through the drive mechanism transmission and is followed the radial synchronous motion of chuck body with each jack catch of drive, drive mechanism includes the transmission bevel gear 26 of the bevel gear interlock transmission with moment of torsion input joint of rotating assembly on the chuck body, one side that transmission bevel gear 26 deviates from moment of torsion input joint is equipped with the cylindricality screw thread 28 with each jack catch transmission fit, the transmission between moment of torsion input joint and each jack catch belongs to prior art, moment of torsion input joint has the interior square hole that is used for corresponding spanner operation.
The second anchorage device fixing component is the same as the first anchorage device fixing component, but the setting form is a symmetrical arrangement form, and the chuck body of the second anchorage device fixing component is fixed on the piston rod of the jack of the piston rod end component of the jack.
In this embodiment, because the backing plate 6 is heavy, in order to facilitate the installation of the backing plate on the corresponding chuck 5, the corresponding hoisting equipment is needed, the hoisting equipment includes the equipment support 15 arranged on one side of the body, the top of the equipment support 15 is provided with the boom 16, the boom is a cantilever structure with one end connected with the equipment support, the overhanging end of the boom 16 is provided with the rail 13 extending along the left-right direction, the rail is provided with a hoisting hoist 18 for hoisting the backing plates of the first anchor fixing component and the second anchor fixing component through a hoist traveling mechanism 17 in a guiding and moving manner, and the hoisting hoist in this embodiment is an electric hoist. In this embodiment, the track comprises the downside flange board 14 of I-steel, and calabash running gear includes the framework, rotates on the framework to be equipped with downside flange board on the face roll complex walking wheel 22, and the walking wheel 22 is driven by walking wheel motor 40, still be provided with on the framework be used for with the both sides spacing complex of downside flange board prevent eccentric wheel 23, the calabash is installed on the mounting panel 31 of framework.
In order to avoid the loading in-process, the broken back of steel anchor line scurries in disorder and hurts people everywhere, left side sandbox 10 is provided with in the left side of body, the right side of body is provided with right side sandbox 8, left side sandbox 10, right side sandbox 8 structure is the same, only carry out specific structural description to left side sandbox now, left side sandbox includes that the bottom is provided with sandbox box 18 of walking wheel 17, the middle part of sandbox box 18 is provided with along the left and right directions extend with the storage sand chamber 11 that corresponds ground tackle highly uniform, during the use, pour into sand 9 in storing up the sand chamber, one side that sand is faced first ground tackle fixed subassembly forms the sand heap inclined plane because of the weight effect, the cross sectional shape of storing up sand chamber 11 is circular. Two backing plate constant head tanks 19 around the top of sandbox box is provided with, and the length of backing plate constant head tank 19 extends along left right direction, and the backing plate 12 of various different models can be placed side by side in the backing plate constant head tank along left right direction to can get on upper and lower direction and put. The top of the sandbox body is provided with three sand injection channels 20 arranged at intervals along the left-right direction between the two base plate positioning grooves, each sand injection channel is provided with a sand inlet 32 and a sand outlet 33 communicated with the sand storage cavity, and the caliber of each sand inlet is larger than that of each sand outlet.
During the use, the backing plate matched with the anchorage device is arranged in the backing plate assembly groove corresponding to the chuck, the torque input connector is screwed by using a spanner, the three clamping jaws move towards the backing plate along the radial direction to clamp the backing plate, the assembly of the backing plate is realized, two ends of the steel anchor line respectively penetrate out from the chuck sides of the first anchorage device fixing component and the second anchorage device fixing component, then the anchorage device is connected to the end part of the steel anchor line, the anchorage device is arranged in the anchorage device assembly groove corresponding to the backing plate, thrust is applied to the chuck and the backing plate of the second anchorage device fixing component through a jack, the mechanical test can be carried out on the anchorage device, in the test process, if the fracture condition of the steel anchor line occurs, the fractured steel anchor line segment flies to two sides and enters the corresponding sand storage cavity, the impact is absorbed by sand, and the injury to people due to the disorder of. In other embodiments of the present invention, the number of the jaws of the chuck may also be set as required, for example, two, four or other numbers; the lifting hoist can also be a hand hoist, the weight of the hand hoist is light, a walking wheel motor is not needed to be arranged at the moment, an operator directly pulls the hoist, and the walking wheel can move along the track.
Claims (3)
1. The utility model provides a static load anchor testing machine, includes that body and the left jack piston rod end subassembly that bears the weight of subassembly and body right side bear the weight of the subassembly and include the fixed subassembly of first ground tackle, jack piston rod end subassembly includes the fixed subassembly of second ground tackle, its characterized in that: the first anchor fixing assembly and the second anchor fixing assembly respectively comprise a chuck and a base plate, anchor assembling grooves used for positioning and assembling corresponding anchors are formed in the base plate, the chuck comprises a chuck body, at least two clamping jaws are distributed on the chuck body along the circumferential direction, each clamping jaw is assembled on each clamping jaw along the radial direction of the chuck in a moving mode, a torque input connector is assembled on the periphery of the chuck body in a rotating mode, and the torque input connector and each clamping jaw are connected through a transmission mechanism to drive each clamping jaw to move along the radial direction of the chuck body in a synchronous mode.
2. The static load anchoring test machine according to claim 1, characterized in that: the chuck body is provided with a base plate loading groove for the base plate to be loaded in a matched mode, the base plate loading groove is provided with a groove bottom used for being matched with the base plate in a stop mode, a guide groove extending along the radial direction of the chuck body is formed in the groove wall of the base plate loading groove, and each clamping jaw is assembled in the corresponding guide groove in a guiding moving mode.
3. The static load anchoring test machine according to claim 1 or 2, characterized in that: the transmission mechanism comprises a transmission bevel gear which is rotatably assembled on the chuck body and is in meshing transmission with the torque input joint through the bevel gear, and one side of the transmission bevel gear, which is far away from the torque input joint, is provided with cylindrical threads in transmission fit with the jaws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922184751.4U CN210626031U (en) | 2019-12-09 | 2019-12-09 | Static load anchoring testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922184751.4U CN210626031U (en) | 2019-12-09 | 2019-12-09 | Static load anchoring testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210626031U true CN210626031U (en) | 2020-05-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922184751.4U Active CN210626031U (en) | 2019-12-09 | 2019-12-09 | Static load anchoring testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210626031U (en) |
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2019
- 2019-12-09 CN CN201922184751.4U patent/CN210626031U/en active Active
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