CN220650346U - Impact-resistant test device for safety net - Google Patents
Impact-resistant test device for safety net Download PDFInfo
- Publication number
- CN220650346U CN220650346U CN202322214897.5U CN202322214897U CN220650346U CN 220650346 U CN220650346 U CN 220650346U CN 202322214897 U CN202322214897 U CN 202322214897U CN 220650346 U CN220650346 U CN 220650346U
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- safety net
- test
- stabilizing
- test ball
- utility
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- 238000012360 testing method Methods 0.000 title claims abstract description 50
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 28
- 244000309464 bull Species 0.000 claims description 5
- 238000003306 harvesting Methods 0.000 claims description 4
- 230000003019 stabilising effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000009863 impact test Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a safety net impact resistance test device, which relates to the technical field of safety net impact resistance tests and comprises a tower, wherein the right side of the top of the tower is connected with a transverse plate, the bottom of the tower is provided with a safety net, the right side of the safety net is connected with a supporting frame, the transverse plate is provided with a groove, the outer side of the transverse plate is provided with a driving motor, the output end of the driving motor is connected with a rotating shaft, the rotating shaft penetrates through the groove and is rotationally connected with a beam-collecting wheel, the beam-collecting wheel is arranged in the groove, the wheel is connected with a connecting rope, the bottom of the connecting rope is connected with a test ball, and the side edge of the test ball is provided with a stabilizing device. Because the test ball is hung through the rope, the test ball is easy to shake in the lifting process, and is particularly obvious in the case of wind, a great deal of time is wasted because the test ball needs to wait for stopping shaking, and the test efficiency is low.
Description
Technical Field
The utility model relates to the technical field of impact resistance tests of safety nets, in particular to an impact resistance test device of a safety net.
Background
In engineering construction process, the safety net is the articles for use as safety protection, and when the safety net horizontal installation, can protect the top of construction position, when the safety net vertical installation, can protect construction position lateral part, when the object striking safety net, the safety net can absorb the kinetic energy of object and make the object stop, plays the function of protection construction position, and consequently the impact resistance of safety net is the important performance index of safety net.
But before the test, the test ball hangs through the rope, hangs and can produce certainly and rock, and is especially obvious under the windy condition, must wait for the test ball to stop rocking and test, and the test result just can be more accurate, but this process can waste a large amount of latency, causes test inefficiency, brings certain inconvenient influence.
In order to solve the technical problems, the utility model provides an impact resistance test device additionally provided with a stabilizing device stabilizing test ball.
Disclosure of Invention
Based on the above, the utility model provides the following technical scheme: the utility model provides a shock-resistant test device of safety net, includes the pylon, pylon top right side is connected with the diaphragm, and the bottom is provided with the safety net, the safety net right side is connected with the support frame, set up flutedly on the diaphragm, and the diaphragm outside is provided with driving motor, the driving motor output is connected with the pivot, the pivot passes the recess, rotates to be connected with the beam harvest wheel, the beam harvest wheel is arranged in the recess, and is connected with the connecting rope on the wheel, the connecting rope bottom is connected with test ball, test ball side is provided with stabilising arrangement.
The utility model further provides that the stabilizing device comprises a stabilizing box, a through hole is formed in the bottom of the stabilizing box, movable grooves are formed in the left side and the right side of the top of the stabilizing box, an electric cylinder is arranged on the outer side of the bottom of the stabilizing box, the output end of the electric cylinder penetrates through the through hole and is arranged in the stabilizing box to be connected with a cross rod, racks are connected on the left side and the right side of the cross rod, gears are meshed with all racks, half gears are meshed with all racks of each gear, a rotating rod is sleeved in the middle of each half gear, the other end of each rotating rod is connected with the inner wall of the stabilizing box in a rotating mode, rocker arms are connected to the side edges of each rotating rod, and clamping blocks are connected to the exposed ends of the rocker arms, which penetrate through the movable grooves and are matched with test balls.
Through adopting above-mentioned technical scheme, pylon and support frame support firm to device and safety net respectively, start the experiment, start electric cylinder, electric cylinder output begins to extend in the stable case through the through-hole, drive the rack of both sides through the horizontal pole and vertically shift up, gear with rack tooth line meshing begins to rotate, half gear with tooth line meshing begins to rotate, the bull stick in the middle of half gear begins to rotate in the bearing in the stable incasement wall, the rocking arm of connection at the bull stick side is expanded through the movable groove, experimental ball is kept away from to the clamp splice of rocking arm end connection, experimental ball is released by the unload and falls downwards and smash on the safety net.
The test is ended, the test ball is to be retrieved, start driving motor, driving motor output pivot begins to rotate, drive the receipts beam pulley that rotates to connect and rotate, the rope of being connected of winding on the receipts beam pulley is upwards rolled up, and then drive the test ball that the bottom is connected and rise, rise to the top after, the test ball can produce to rock along with the wind during, electronic cylinder output shrink this moment, the horizontal pole drives both sides rack and moves down vertically, gear and half gear all mesh rotation, finally the rocking arm is close to the test ball through the swing groove backswing, the test ball is cliied to the clamp splice, the test ball obtains stabilizing, can not produce and rock and not influence the test result next time, need not extravagant a large amount of time wait test ball and stop rocking, improve test efficiency.
In summary, the utility model has the following beneficial effects: 1. the driving motor is arranged to drive the rotating shaft to rotate, the converging wheel is driven to rotate, the connecting rope is rolled up by the converging wheel to lift the test ball, the test ball is not required to be recovered by manual operation in the process, and the test efficiency is improved;
2. the electric cylinder is used as a driving piece, the racks on the two sides are driven to reciprocate in the vertical direction through the cross rod, and then the gears and the half gear patterns are meshed to reciprocate, so that the unfolding and tightening actions of the rocker arm are realized, the test ball is released and stabilized, a great deal of time is not required to be spent for waiting for the small ball to stop shaking, and the test efficiency is improved;
drawings
FIG. 1 is a side view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a top view of the stabilization device of the present utility model;
FIG. 4 is a schematic view of the structure of the cross plate of the present utility model;
in the figure: 1. a tower; 2. a cross plate; 3. a safety net; 4. a support frame; 5. a groove; 6. a driving motor; 7. a rotating shaft; 8. a converging wheel; 9. a connecting rope; 10. a test ball; 11. a stabilizing device.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
The utility model provides a safety net impact resistance test device, as shown in fig. 1-4, including pylon 1, pylon 1 top right side is connected with diaphragm 2, the bottom is provided with safety net 3, safety net 3 right side is connected with support frame 4, set up fluted 5 on the diaphragm 2, and the diaphragm 2 outside is provided with driving motor 6, driving motor 6 output is connected with pivot 7, pivot 7 passes fluted 5, rotate and be connected with the beam pulley 8, beam pulley 8 is arranged in fluted 5, and be connected with on the wheel and connect rope 9, connect rope 9 bottom and be connected with test ball 10, test ball 10 side is provided with stabilising arrangement 11. The stabilizing device 11 comprises a stabilizing box 111, a through hole 112 is formed in the bottom of the stabilizing box 111, movable grooves 113 are formed in the left side and the right side of the top of the stabilizing box 111, electric cylinders 114 are arranged on the outer sides of the bottom of the stabilizing box 111, bearings are embedded in the inner walls of the left side and the right side of the stabilizing box 111, the output ends of the electric cylinders 114 penetrate through the through holes 112 and are connected with cross rods 115 in the stabilizing box 111, the left side and the right side of the cross rods 115 are connected with racks 116, each rack 116 is meshed with a gear 117, each gear 117 is meshed with a half gear 118, a rotating rod 119 is sleeved in the middle of each half gear 118, the end parts of the left side and the right side of each rotating rod 119 are all arranged in the bearings embedded in the inner walls of the stabilizing box 111, rocker arms 110 are connected with clamping blocks through the exposed end parts of the movable grooves 113, and the clamping blocks are matched with the test balls 10.
The working principle of the utility model is as follows: the electric cylinder 114 is started, the output end drives the cross rod 115 to reciprocate, the rack 116 is driven to reciprocate, the gear 117 and the half gear 118 are driven to reciprocate, the rotating rod 119 drives the rocker arm 110 to perform unfolding or tightening actions, the test ball 10 is stabilized or released to be released for testing, the cross rod 115 also drives the linkage rod 122 to reciprocate, the arc plate 124 is jacked from the sleeve 121 through the telescopic spring 123 and contacts the rocker arm 110, and the rocker arm 110 is unfolded in a homeotropic manner.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (2)
1. The utility model provides a safety net impact resistance test device, includes pylon (1), its characterized in that: the utility model discloses a tower, including pylon (1), recess (10) are provided with, pylon (1), diaphragm (2) top right side is connected with diaphragm (2), and the bottom is provided with safety net (3), safety net (3) right side is connected with support frame (4), fluted (5) are seted up on diaphragm (2), and the diaphragm (2) outside is provided with driving motor (6), driving motor (6) output is connected with pivot (7), recess (5) are passed in pivot (7), rotate and are connected with beam harvest wheel (8), beam harvest wheel (8) are arranged in recess (5), and are connected with connecting rope (9) on the wheel, connecting rope (9) bottom is connected with test ball (10), test ball (10) side is provided with stabilising arrangement (11).
2. The safety net impact test device according to claim 1, wherein: the utility model provides a stabilizing device (11) is including stabilizing case (111), through-hole (112) have been seted up to stabilizing case (111) bottom, and movable groove (113) have been seted up to stabilizing case (111) top left and right sides, and stabilizing case (111) bottom outside is provided with electronic cylinder (114), and stabilizing case (111) both sides inner wall is embedded to have a bearing, electronic cylinder (114) output is passed through-hole (112) and is arranged stabilizing case (111) in and be connected with horizontal pole (115), horizontal pole (115) left and right sides are connected with rack (116), every rack (116) all tooth meshing has gear (117), every gear (117) all tooth meshing has half gear (118), every all cup jointed bull stick (119) in the middle of half gear (118), every bull stick (119) left and right sides tip all is arranged in stabilizing case (111) inner wall in the bearing, and all be connected with rocking arm (110) on every bull stick (110) pass movable groove (113) and expose tip connection, clamp block and test ball (10) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322214897.5U CN220650346U (en) | 2023-08-17 | 2023-08-17 | Impact-resistant test device for safety net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322214897.5U CN220650346U (en) | 2023-08-17 | 2023-08-17 | Impact-resistant test device for safety net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220650346U true CN220650346U (en) | 2024-03-22 |
Family
ID=90269593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322214897.5U Active CN220650346U (en) | 2023-08-17 | 2023-08-17 | Impact-resistant test device for safety net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220650346U (en) |
-
2023
- 2023-08-17 CN CN202322214897.5U patent/CN220650346U/en active Active
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